diff --git a/.gitignore b/.gitignore index b7ef852d..0e0a4700 100644 --- a/.gitignore +++ b/.gitignore @@ -1,5 +1,13 @@ *.o *.swp +*.dll +*.lib +*.pdb +*.manifest +*.dll.map +*.exp +*.dylib +*.so tags cscope.out PicoDrive.map diff --git a/Makefile b/Makefile index 09d89600..579ef03c 100644 --- a/Makefile +++ b/Makefile @@ -1,8 +1,12 @@ +$(LD) ?= $(CC) TARGET ?= PicoDrive -CFLAGS += -Wall -g CFLAGS += -I. -ifndef DEBUG -CFLAGS += -O3 -DNDEBUG + +ifneq ("$(PLATFORM)", "libretro") + CFLAGS += -Wall -g + ifndef DEBUG + CFLAGS += -O3 -DNDEBUG + endif endif # This is actually needed, bevieve me. @@ -121,6 +125,14 @@ PLATFORM_MP3 = 1 endif ifeq "$(PLATFORM)" "libretro" OBJS += platform/libretro/libretro.o +ifeq "$(USE_LIBRETRO_VFS)" "1" +OBJS += platform/libretro/libretro-common/compat/compat_strl.o +OBJS += platform/libretro/libretro-common/compat/fopen_utf8.o +OBJS += platform/libretro/libretro-common/encodings/encoding_utf.o +OBJS += platform/libretro/libretro-common/streams/file_stream.o +OBJS += platform/libretro/libretro-common/streams/file_stream_transforms.o +OBJS += platform/libretro/libretro-common/vfs/vfs_implementation.o +endif endif ifeq "$(USE_FRONTEND)" "1" @@ -192,9 +204,9 @@ clean: $(TARGET): $(OBJS) ifeq ($(STATIC_LINKING), 1) - $(AR) rcs $@ $^ + $(AR) rcs $@ $(OBJS) else - $(CC) -o $@ $(CFLAGS) $^ $(LDFLAGS) $(LDLIBS) + $(LD) $(LINKOUT)$@ $^ $(LDFLAGS) $(LDLIBS) endif pprof: platform/linux/pprof.c @@ -203,6 +215,9 @@ pprof: platform/linux/pprof.c tools/textfilter: tools/textfilter.c make -C tools/ textfilter +%.o: %.c + $(CC) -c $(OBJOUT)$@ $< $(CFLAGS) + .s.o: $(CC) $(CFLAGS) -c $< -o $@ @@ -224,7 +239,11 @@ pico/cd/gfx_cd.o: CFLAGS += -fno-strict-aliasing # not using O3 and -fno-expensive-optimizations seems to also help, but you may # want to remove this stuff for better performance if your compiler can handle it ifndef DEBUG +ifeq (,$(findstring msvc,$(platform))) cpu/fame/famec.o: CFLAGS += -g0 -O2 -fno-expensive-optimizations +else +cpu/fame/famec.o: CFLAGS += -Od +endif endif pico/carthw_cfg.c: pico/carthw.cfg diff --git a/Makefile.libretro b/Makefile.libretro index 26ee1c1e..b3d082b1 100644 --- a/Makefile.libretro +++ b/Makefile.libretro @@ -1,5 +1,12 @@ # Makefile for PicoDrive (libretro) +SPACE := +SPACE := $(SPACE) $(SPACE) +BACKSLASH := +BACKSLASH := \$(BACKSLASH) +filter_out1 = $(filter-out $(firstword $1),$1) +filter_out2 = $(call filter_out1,$(call filter_out1,$1)) + ifeq ($(platform),) platform = unix ifeq ($(shell uname -a),) @@ -23,6 +30,14 @@ AS ?= as CC_AS ?= $(CC) CFLAGS ?= +#libretro includes +CFLAGS += -I platform/libretro/libretro-common/include +CFLAGS += -I platform/libretro/libretro-common/include/compat +CFLAGS += -I platform/libretro/libretro-common/include/encodings +CFLAGS += -I platform/libretro/libretro-common/include/streams +CFLAGS += -I platform/libretro/libretro-common/include/string +CFLAGS += -I platform/libretro/libretro-common/include/vfs + STATIC_LINKING:= 0 TARGET_NAME := picodrive LIBM := -lm @@ -441,6 +456,103 @@ else ifeq ($(platform), gcw0) use_drz80 = 0 use_cz80 = 1 +# Windows MSVC 2017 all architectures +else ifneq (,$(findstring windows_msvc2017,$(platform))) + NO_GCC := 1 + + PlatformSuffix = $(subst windows_msvc2017_,,$(platform)) + ifneq (,$(findstring desktop,$(PlatformSuffix))) + WinPartition = desktop + MSVC2017CompileFlags = -DWINAPI_FAMILY=WINAPI_FAMILY_DESKTOP_APP -FS + LDFLAGS += -MANIFEST -LTCG:incremental -NXCOMPAT -DYNAMICBASE -DEBUG -OPT:REF -INCREMENTAL:NO -SUBSYSTEM:WINDOWS -MANIFESTUAC:"level='asInvoker' uiAccess='false'" -OPT:ICF -ERRORREPORT:PROMPT -NOLOGO -TLBID:1 + LDLIBS += kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib + else ifneq (,$(findstring uwp,$(PlatformSuffix))) + WinPartition = uwp + MSVC2017CompileFlags = -DWINAPI_FAMILY=WINAPI_FAMILY_APP -D_WINDLL -D_UNICODE -DUNICODE -D__WRL_NO_DEFAULT_LIB__ -EHsc -FS + LDFLAGS += -APPCONTAINER -NXCOMPAT -DYNAMICBASE -MANIFEST:NO -LTCG -OPT:REF -SUBSYSTEM:CONSOLE -MANIFESTUAC:NO -OPT:ICF -ERRORREPORT:PROMPT -NOLOGO -TLBID:1 -DEBUG:FULL -WINMD:NO + LDLIBS += WindowsApp.lib + endif + + SHARED := + LIBM := + USE_LIBRETRO_VFS = 1 + NO_ALIGN_FUNCTIONS = 1 + + CFLAGS += -DHAVE_VSNPRINTF + CFLAGS += $(MSVC2017CompileFlags) + CXXFLAGS += $(MSVC2017CompileFlags) + + TargetArchMoniker = $(subst $(WinPartition)_,,$(PlatformSuffix)) + + CC = cl.exe + CXX = cl.exe + LD = link.exe + + reg_query = $(call filter_out2,$(subst $2,,$(shell reg query "$2" -v "$1" 2>nul))) + fix_path = $(subst $(SPACE),\ ,$(subst \,/,$1)) + + ProgramFiles86w := $(shell cmd /c "echo %PROGRAMFILES(x86)%") + ProgramFiles86 := $(shell cygpath "$(ProgramFiles86w)") + + WindowsSdkDir ?= $(call reg_query,InstallationFolder,HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Microsoft\Microsoft SDKs\Windows\v10.0) + WindowsSdkDir ?= $(call reg_query,InstallationFolder,HKEY_CURRENT_USER\SOFTWARE\Wow6432Node\Microsoft\Microsoft SDKs\Windows\v10.0) + WindowsSdkDir ?= $(call reg_query,InstallationFolder,HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Microsoft SDKs\Windows\v10.0) + WindowsSdkDir ?= $(call reg_query,InstallationFolder,HKEY_CURRENT_USER\SOFTWARE\Microsoft\Microsoft SDKs\Windows\v10.0) + WindowsSdkDir := $(WindowsSdkDir) + + WindowsSDKVersion ?= $(firstword $(foreach folder,$(subst $(subst \,/,$(WindowsSdkDir)Include/),,$(wildcard $(call fix_path,$(WindowsSdkDir)Include\*))),$(if $(wildcard $(call fix_path,$(WindowsSdkDir)Include/$(folder)/um/Windows.h)),$(folder),)))$(BACKSLASH) + WindowsSDKVersion := $(WindowsSDKVersion) + + VsInstallBuildTools = $(ProgramFiles86)/Microsoft Visual Studio/2017/BuildTools + VsInstallEnterprise = $(ProgramFiles86)/Microsoft Visual Studio/2017/Enterprise + VsInstallProfessional = $(ProgramFiles86)/Microsoft Visual Studio/2017/Professional + VsInstallCommunity = $(ProgramFiles86)/Microsoft Visual Studio/2017/Community + + VsInstallRoot ?= $(shell if [ -d "$(VsInstallBuildTools)" ]; then echo "$(VsInstallBuildTools)"; fi) + ifeq ($(VsInstallRoot), ) + VsInstallRoot = $(shell if [ -d "$(VsInstallEnterprise)" ]; then echo "$(VsInstallEnterprise)"; fi) + endif + ifeq ($(VsInstallRoot), ) + VsInstallRoot = $(shell if [ -d "$(VsInstallProfessional)" ]; then echo "$(VsInstallProfessional)"; fi) + endif + ifeq ($(VsInstallRoot), ) + VsInstallRoot = $(shell if [ -d "$(VsInstallCommunity)" ]; then echo "$(VsInstallCommunity)"; fi) + endif + VsInstallRoot := $(VsInstallRoot) + + VcCompilerToolsVer := $(shell cat "$(VsInstallRoot)/VC/Auxiliary/Build/Microsoft.VCToolsVersion.default.txt" | grep -o '[0-9\.]*') + VcCompilerToolsDir := $(VsInstallRoot)/VC/Tools/MSVC/$(VcCompilerToolsVer) + + WindowsSDKSharedIncludeDir := $(shell cygpath -w "$(WindowsSdkDir)\Include\$(WindowsSDKVersion)\shared") + WindowsSDKUCRTIncludeDir := $(shell cygpath -w "$(WindowsSdkDir)\Include\$(WindowsSDKVersion)\ucrt") + WindowsSDKUMIncludeDir := $(shell cygpath -w "$(WindowsSdkDir)\Include\$(WindowsSDKVersion)\um") + WindowsSDKUCRTLibDir := $(shell cygpath -w "$(WindowsSdkDir)\Lib\$(WindowsSDKVersion)\ucrt\$(TargetArchMoniker)") + WindowsSDKUMLibDir := $(shell cygpath -w "$(WindowsSdkDir)\Lib\$(WindowsSDKVersion)\um\$(TargetArchMoniker)") + + # For some reason the HostX86 compiler doesn't like compiling for x64 + # ("no such file" opening a shared library), and vice-versa. + # Work around it for now by using the strictly x86 compiler for x86, and x64 for x64. + # NOTE: What about ARM? + ifneq (,$(findstring x64,$(TargetArchMoniker))) + VCCompilerToolsBinDir := $(VcCompilerToolsDir)\bin\HostX64 + else + VCCompilerToolsBinDir := $(VcCompilerToolsDir)\bin\HostX86 + endif + + PATH := $(shell IFS=$$'\n'; cygpath "$(VCCompilerToolsBinDir)/$(TargetArchMoniker)"):$(PATH) + PATH := $(PATH):$(shell IFS=$$'\n'; cygpath "$(VsInstallRoot)/Common7/IDE") + INCLUDE := $(shell IFS=$$'\n'; cygpath -w "$(VcCompilerToolsDir)/include") + LIB := $(shell IFS=$$'\n'; cygpath -w "$(VcCompilerToolsDir)/lib/$(TargetArchMoniker)") + ifneq (,$(findstring uwp,$(PlatformSuffix))) + LIB := $(shell IFS=$$'\n'; cygpath -w "$(LIB)/store") + endif + + export INCLUDE := $(INCLUDE);$(WindowsSDKSharedIncludeDir);$(WindowsSDKUCRTIncludeDir);$(WindowsSDKUMIncludeDir) + export LIB := $(LIB);$(WindowsSDKUCRTLibDir);$(WindowsSDKUMLibDir) + TARGET := $(TARGET_NAME)_libretro.dll + PSS_STYLE :=2 + LDFLAGS += -DLL + # Windows else use_sh2drc = 1 @@ -454,6 +566,11 @@ endif CFLAGS += -DNO_ZLIB -D__LIBRETRO__ +ifeq ($(USE_LIBRETRO_VFS),1) + NO_MMAP = 1 + CFLAGS += -DUSE_LIBRETRO_VFS +endif + ifeq ($(NO_MMAP),1) CFLAGS += -DNO_MMAP endif @@ -479,4 +596,58 @@ LDFLAGS += $(SHARED) $(fpic) PLATFORM = libretro NO_CONFIG_MAK = yes +OBJOUT = -o +LINKOUT = -o + +ifneq (,$(findstring msvc,$(platform))) + CFLAGS += -wd4702 -wd4711 -wd4202 -wd4101 +endif + +ifeq ($(DEBUG), 1) + ifneq (,$(findstring msvc,$(platform))) + ifeq ($(STATIC_LINKING),1) + CFLAGS += -MTd + CXXFLAGS += -MTd + else + CFLAGS += -MDd + CXXFLAGS += -MDd + endif + + CFLAGS += -Od -Zi -DDEBUG -D_DEBUG + CXXFLAGS += -Od -Zi -DDEBUG -D_DEBUG + else + CFLAGS += -O0 -g -DDEBUG + CXXFLAGS += -O0 -g -DDEBUG + endif +else + ifneq (,$(findstring msvc,$(platform))) + ifeq ($(STATIC_LINKING),1) + CFLAGS += -MT + CXXFLAGS += -MT + else + CFLAGS += -MD + CXXFLAGS += -MD + endif + + CFLAGS += -O2 -DNDEBUG + CXXFLAGS += -O2 -DNDEBUG + else + CFLAGS += -O3 -DNDEBUG + CXXFLAGS += -O3 -DNDEBUG + endif +endif + +ifneq (,$(findstring msvc,$(platform))) + OBJOUT = -Fo + LINKOUT = -out: +ifeq ($(STATIC_LINKING),1) + LD ?= lib.exe + STATIC_LINKING=0 +else + LD = link.exe +endif +else + LD = $(CXX) +endif + include Makefile diff --git a/appveyor.yml b/appveyor.yml new file mode 100644 index 00000000..912bb6f3 --- /dev/null +++ b/appveyor.yml @@ -0,0 +1,33 @@ +version: 0.1.{build} + +shallow_clone: true + +image: Visual Studio 2017 + +environment: + makefile_location: "." + makefile_name: Makefile.libretro + target_name: picodrive_libretro + +configuration: + - release + +platform: + - windows_msvc2017_uwp_x64 + - windows_msvc2017_uwp_x86 + - windows_msvc2017_uwp_arm + - windows_msvc2017_desktop_x64 + - windows_msvc2017_desktop_x86 + +init: + - set Path=C:\msys64\usr\bin;%Path% + +build_script: + - cd %makefile_location% + - make -f %makefile_name% platform=%platform% + +artifacts: + - path: '**\%target_name%*.dll' + - path: '**\%target_name%*.lib' + - path: '**\%target_name%*.pdb' + - path: '**\libretro.h' \ No newline at end of file diff --git a/build.sh b/build.sh new file mode 100644 index 00000000..edeb8a3d --- /dev/null +++ b/build.sh @@ -0,0 +1,3 @@ +make -f Makefile.libretro clean +make -f Makefile.libretro platform=windows_msvc2017_desktop_x64 DEBUG=1 +cp -f *.dll /C/Users/Alberto/Downloads/RetroArch_x64/cores \ No newline at end of file diff --git a/cpu/musashi/m68kmake.c b/cpu/musashi/m68kmake.c index 361481b9..a544a5c2 100644 --- a/cpu/musashi/m68kmake.c +++ b/cpu/musashi/m68kmake.c @@ -122,6 +122,9 @@ static const char* g_version = "3.31"; #endif /* DECL_SPEC */ +#ifdef USE_LIBRETRO_VFS +#include "file_stream_transforms.h" +#endif /* ======================================================================== */ /* ============================== PROTOTYPES ============================== */ diff --git a/pico/cart.c b/pico/cart.c index 9fcb01a4..8d3a1bc2 100644 --- a/pico/cart.c +++ b/pico/cart.c @@ -12,6 +12,9 @@ #include "../unzip/unzip.h" #include +#ifdef USE_LIBRETRO_VFS +#include "file_stream_transforms.h" +#endif static int rom_alloc_size; static const char *rom_exts[] = { "bin", "gen", "smd", "iso", "sms", "gg", "sg" }; diff --git a/pico/cd/cd_image.c b/pico/cd/cd_image.c index ae2ef0cd..f1816ead 100644 --- a/pico/cd/cd_image.c +++ b/pico/cd/cd_image.c @@ -11,6 +11,10 @@ #include "cdd.h" #include "cue.h" +#ifdef USE_LIBRETRO_VFS +#include "file_stream_transforms.h" +#endif + static int handle_mp3(const char *fname, int index) { track_t *track = &cdd.toc.tracks[index]; diff --git a/pico/cd/cue.c b/pico/cd/cue.c index 78c6b0f5..1a5c63da 100644 --- a/pico/cd/cue.c +++ b/pico/cd/cue.c @@ -13,6 +13,10 @@ #include "../pico_int.h" // #define elprintf(w,f,...) printf(f "\n",##__VA_ARGS__); +#ifdef USE_LIBRETRO_VFS +#include "file_stream_transforms.h" +#endif + #ifdef _MSC_VER #define snprintf _snprintf #endif diff --git a/pico/patch.c b/pico/patch.c index c0c5b00f..4b6b5472 100644 --- a/pico/patch.c +++ b/pico/patch.c @@ -25,6 +25,10 @@ #include "memory.h" #include "patch.h" +#ifdef USE_LIBRETRO_VFS +#include "file_stream_transforms.h" +#endif + struct patch { unsigned int addr; diff --git a/pico/sek.c b/pico/sek.c index 84c048e3..9be7f9a5 100644 --- a/pico/sek.c +++ b/pico/sek.c @@ -10,6 +10,10 @@ #include "pico_int.h" #include "memory.h" +#ifdef USE_LIBRETRO_VFS +#include "file_stream_transforms.h" +#endif + /* context */ // Cyclone 68000 #ifdef EMU_C68K diff --git a/pico/state.c b/pico/state.c index 5092ddcb..dc15bc05 100644 --- a/pico/state.c +++ b/pico/state.c @@ -13,6 +13,10 @@ #include "sound/ym2612.h" #include "state.h" +#ifdef USE_LIBRETRO_VFS +#include "file_stream_transforms.h" +#endif + // sn76496 extern int *sn76496_regs; diff --git a/platform/common/config_file.c b/platform/common/config_file.c index 1b5c5172..0cd27260 100644 --- a/platform/common/config_file.c +++ b/platform/common/config_file.c @@ -18,6 +18,10 @@ #include "../libpicofe/lprintf.h" #include "config_file.h" +#ifdef USE_LIBRETRO_VFS +#include "file_stream_transforms.h" +#endif + static char *mystrip(char *str); #ifndef _MSC_VER diff --git a/platform/common/emu.c b/platform/common/emu.c index 0a9f0890..7b68abe9 100644 --- a/platform/common/emu.c +++ b/platform/common/emu.c @@ -28,6 +28,10 @@ #include #include +#ifdef USE_LIBRETRO_VFS +#include "file_stream_transforms.h" +#endif + #ifndef _WIN32 #define PATH_SEP "/" #define PATH_SEP_C '/' diff --git a/platform/common/main.c b/platform/common/main.c index 52676676..424c1b5a 100644 --- a/platform/common/main.c +++ b/platform/common/main.c @@ -18,6 +18,9 @@ #include "version.h" #include +#ifdef USE_LIBRETRO_VFS +#include "file_stream_transforms.h" +#endif static int load_state_slot = -1; char **g_argv; diff --git a/platform/libretro/libretro-common/compat/compat_strl.c b/platform/libretro/libretro-common/compat/compat_strl.c new file mode 100644 index 00000000..94cb39b6 --- /dev/null +++ b/platform/libretro/libretro-common/compat/compat_strl.c @@ -0,0 +1,69 @@ +/* Copyright (C) 2010-2018 The RetroArch team + * + * --------------------------------------------------------------------------------------- + * The following license statement only applies to this file (compat_strl.c). + * --------------------------------------------------------------------------------------- + * + * Permission is hereby granted, free of charge, + * to any person obtaining a copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation the rights to + * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, + * and to permit persons to whom the Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, + * INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. + * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, + * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +#include +#include + +#include + +/* Implementation of strlcpy()/strlcat() based on OpenBSD. */ + +#ifndef __MACH__ + +size_t strlcpy(char *dest, const char *source, size_t size) +{ + size_t src_size = 0; + size_t n = size; + + if (n) + while (--n && (*dest++ = *source++)) src_size++; + + if (!n) + { + if (size) *dest = '\0'; + while (*source++) src_size++; + } + + return src_size; +} + +size_t strlcat(char *dest, const char *source, size_t size) +{ + size_t len = strlen(dest); + + dest += len; + + if (len > size) + size = 0; + else + size -= len; + + return len + strlcpy(dest, source, size); +} +#endif + +char *strldup(const char *s, size_t n) +{ + char *dst = (char*)malloc(sizeof(char) * (n + 1)); + strlcpy(dst, s, n); + return dst; +} diff --git a/platform/libretro/libretro-common/compat/fopen_utf8.c b/platform/libretro/libretro-common/compat/fopen_utf8.c new file mode 100644 index 00000000..52b481e7 --- /dev/null +++ b/platform/libretro/libretro-common/compat/fopen_utf8.c @@ -0,0 +1,60 @@ +/* Copyright (C) 2010-2018 The RetroArch team + * + * --------------------------------------------------------------------------------------- + * The following license statement only applies to this file (fopen_utf8.c). + * --------------------------------------------------------------------------------------- + * + * Permission is hereby granted, free of charge, + * to any person obtaining a copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation the rights to + * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, + * and to permit persons to whom the Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, + * INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. + * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, + * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +#include +#include +#include +#include + +#if defined(_WIN32_WINNT) && _WIN32_WINNT < 0x0500 || defined(_XBOX) +#ifndef LEGACY_WIN32 +#define LEGACY_WIN32 +#endif +#endif + +#ifdef _WIN32 +#undef fopen + +void *fopen_utf8(const char * filename, const char * mode) +{ +#if defined(_XBOX) + return fopen(filename, mode); +#elif defined(LEGACY_WIN32) + FILE *ret = NULL; + char * filename_local = utf8_to_local_string_alloc(filename); + + if (!filename_local) + return NULL; + ret = fopen(filename_local, mode); + if (filename_local) + free(filename_local); + return ret; +#else + wchar_t * filename_w = utf8_to_utf16_string_alloc(filename); + wchar_t * mode_w = utf8_to_utf16_string_alloc(mode); + FILE* ret = _wfopen(filename_w, mode_w); + free(filename_w); + free(mode_w); + return ret; +#endif +} +#endif diff --git a/platform/libretro/libretro-common/encodings/encoding_utf.c b/platform/libretro/libretro-common/encodings/encoding_utf.c new file mode 100644 index 00000000..f7c533f1 --- /dev/null +++ b/platform/libretro/libretro-common/encodings/encoding_utf.c @@ -0,0 +1,516 @@ +/* Copyright (C) 2010-2018 The RetroArch team + * + * --------------------------------------------------------------------------------------- + * The following license statement only applies to this file (encoding_utf.c). + * --------------------------------------------------------------------------------------- + * + * Permission is hereby granted, free of charge, + * to any person obtaining a copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation the rights to + * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, + * and to permit persons to whom the Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, + * INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. + * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, + * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +#include +#include +#include +#include + +#include +#include +#include + +#include + +#if defined(_WIN32) && !defined(_XBOX) +#include +#elif defined(_XBOX) +#include +#endif + +static unsigned leading_ones(uint8_t c) +{ + unsigned ones = 0; + while (c & 0x80) + { + ones++; + c <<= 1; + } + + return ones; +} + +/* Simple implementation. Assumes the sequence is + * properly synchronized and terminated. */ + +size_t utf8_conv_utf32(uint32_t *out, size_t out_chars, + const char *in, size_t in_size) +{ + unsigned i; + size_t ret = 0; + while (in_size && out_chars) + { + unsigned extra, shift; + uint32_t c; + uint8_t first = *in++; + unsigned ones = leading_ones(first); + + if (ones > 6 || ones == 1) /* Invalid or desync. */ + break; + + extra = ones ? ones - 1 : ones; + if (1 + extra > in_size) /* Overflow. */ + break; + + shift = (extra - 1) * 6; + c = (first & ((1 << (7 - ones)) - 1)) << (6 * extra); + + for (i = 0; i < extra; i++, in++, shift -= 6) + c |= (*in & 0x3f) << shift; + + *out++ = c; + in_size -= 1 + extra; + out_chars--; + ret++; + } + + return ret; +} + +bool utf16_conv_utf8(uint8_t *out, size_t *out_chars, + const uint16_t *in, size_t in_size) +{ + static uint8_t kUtf8Limits[5] = { 0xC0, 0xE0, 0xF0, 0xF8, 0xFC }; + size_t out_pos = 0; + size_t in_pos = 0; + + for (;;) + { + unsigned numAdds; + uint32_t value; + + if (in_pos == in_size) + { + *out_chars = out_pos; + return true; + } + value = in[in_pos++]; + if (value < 0x80) + { + if (out) + out[out_pos] = (char)value; + out_pos++; + continue; + } + + if (value >= 0xD800 && value < 0xE000) + { + uint32_t c2; + + if (value >= 0xDC00 || in_pos == in_size) + break; + c2 = in[in_pos++]; + if (c2 < 0xDC00 || c2 >= 0xE000) + break; + value = (((value - 0xD800) << 10) | (c2 - 0xDC00)) + 0x10000; + } + + for (numAdds = 1; numAdds < 5; numAdds++) + if (value < (((uint32_t)1) << (numAdds * 5 + 6))) + break; + if (out) + out[out_pos] = (char)(kUtf8Limits[numAdds - 1] + + (value >> (6 * numAdds))); + out_pos++; + do + { + numAdds--; + if (out) + out[out_pos] = (char)(0x80 + + ((value >> (6 * numAdds)) & 0x3F)); + out_pos++; + }while (numAdds != 0); + } + + *out_chars = out_pos; + return false; +} + +/* Acts mostly like strlcpy. + * + * Copies the given number of UTF-8 characters, + * but at most d_len bytes. + * + * Always NULL terminates. + * Does not copy half a character. + * + * Returns number of bytes. 's' is assumed valid UTF-8. + * Use only if 'chars' is considerably less than 'd_len'. */ +size_t utf8cpy(char *d, size_t d_len, const char *s, size_t chars) +{ + const uint8_t *sb = (const uint8_t*)s; + const uint8_t *sb_org = sb; + + if (!s) + return 0; + + while (*sb && chars-- > 0) + { + sb++; + while ((*sb & 0xC0) == 0x80) sb++; + } + + if ((size_t)(sb - sb_org) > d_len-1 /* NUL */) + { + sb = sb_org + d_len-1; + while ((*sb & 0xC0) == 0x80) sb--; + } + + memcpy(d, sb_org, sb-sb_org); + d[sb-sb_org] = '\0'; + + return sb-sb_org; +} + +const char *utf8skip(const char *str, size_t chars) +{ + const uint8_t *strb = (const uint8_t*)str; + if (!chars) + return str; + do + { + strb++; + while ((*strb & 0xC0)==0x80) strb++; + chars--; + } while(chars); + return (const char*)strb; +} + +size_t utf8len(const char *string) +{ + size_t ret = 0; + + if (!string) + return 0; + + while (*string) + { + if ((*string & 0xC0) != 0x80) + ret++; + string++; + } + return ret; +} + +static uint8_t utf8_walkbyte(const char **string) +{ + return *((*string)++); +} + +/* Does not validate the input, returns garbage if it's not UTF-8. */ +uint32_t utf8_walk(const char **string) +{ + uint8_t first = utf8_walkbyte(string); + uint32_t ret = 0; + + if (first < 128) + return first; + + ret = (ret << 6) | (utf8_walkbyte(string) & 0x3F); + if (first >= 0xE0) + ret = (ret << 6) | (utf8_walkbyte(string) & 0x3F); + if (first >= 0xF0) + ret = (ret << 6) | (utf8_walkbyte(string) & 0x3F); + + if (first >= 0xF0) + return ret | (first & 7) << 18; + if (first >= 0xE0) + return ret | (first & 15) << 12; + return ret | (first & 31) << 6; +} + +static bool utf16_to_char(uint8_t **utf_data, + size_t *dest_len, const uint16_t *in) +{ + unsigned len = 0; + + while (in[len] != '\0') + len++; + + utf16_conv_utf8(NULL, dest_len, in, len); + *dest_len += 1; + *utf_data = (uint8_t*)malloc(*dest_len); + if (*utf_data == 0) + return false; + + return utf16_conv_utf8(*utf_data, dest_len, in, len); +} + +bool utf16_to_char_string(const uint16_t *in, char *s, size_t len) +{ + size_t dest_len = 0; + uint8_t *utf16_data = NULL; + bool ret = utf16_to_char(&utf16_data, &dest_len, in); + + if (ret) + { + utf16_data[dest_len] = 0; + strlcpy(s, (const char*)utf16_data, len); + } + + free(utf16_data); + utf16_data = NULL; + + return ret; +} + +/* Returned pointer MUST be freed by the caller if non-NULL. */ +static char* mb_to_mb_string_alloc(const char *str, + enum CodePage cp_in, enum CodePage cp_out) +{ + char *path_buf = NULL; + wchar_t *path_buf_wide = NULL; + int path_buf_len = 0; + int path_buf_wide_len = 0; + + if (!str || !*str) + return NULL; + + (void)path_buf; + (void)path_buf_wide; + (void)path_buf_len; + (void)path_buf_wide_len; + +#if !defined(_WIN32) || defined(_XBOX) + /* assume string needs no modification if not on Windows */ + return strdup(str); +#else +#ifdef UNICODE + /* TODO/FIXME: Not implemented. */ + return strdup(str); +#else + + /* Windows 95 will return 0 from these functions with a UTF8 codepage set without MSLU. From an unknown MSDN version (others omit this info): + * - CP_UTF8 Windows 98/Me, Windows NT 4.0 and later: Translate using UTF-8. When this is set, dwFlags must be zero. + * - Windows 95: Under the Microsoft Layer for Unicode, MultiByteToWideChar also supports CP_UTF7 and CP_UTF8. + */ + path_buf_wide_len = MultiByteToWideChar(cp_in, 0, str, -1, NULL, 0); + + if (path_buf_wide_len) + { + path_buf_wide = (wchar_t*) + calloc(path_buf_wide_len + sizeof(wchar_t), sizeof(wchar_t)); + + if (path_buf_wide) + { + MultiByteToWideChar(cp_in, 0, + str, -1, path_buf_wide, path_buf_wide_len); + + if (*path_buf_wide) + { + path_buf_len = WideCharToMultiByte(cp_out, 0, + path_buf_wide, -1, NULL, 0, NULL, NULL); + + if (path_buf_len) + { + path_buf = (char*) + calloc(path_buf_len + sizeof(char), sizeof(char)); + + if (path_buf) + { + WideCharToMultiByte(cp_out, 0, + path_buf_wide, -1, path_buf, + path_buf_len, NULL, NULL); + + free(path_buf_wide); + + if (*path_buf) + return path_buf; + + free(path_buf); + return NULL; + } + } + else + { + free(path_buf_wide); + return strdup(str); + } + } + } + } + else + return strdup(str); + + if (path_buf_wide) + free(path_buf_wide); + + return NULL; +#endif +#endif +} + +/* Returned pointer MUST be freed by the caller if non-NULL. */ +char* utf8_to_local_string_alloc(const char *str) +{ + return mb_to_mb_string_alloc(str, CODEPAGE_UTF8, CODEPAGE_LOCAL); +} + +/* Returned pointer MUST be freed by the caller if non-NULL. */ +char* local_to_utf8_string_alloc(const char *str) +{ + return mb_to_mb_string_alloc(str, CODEPAGE_LOCAL, CODEPAGE_UTF8); +} + +/* Returned pointer MUST be freed by the caller if non-NULL. */ +wchar_t* utf8_to_utf16_string_alloc(const char *str) +{ +#ifdef _WIN32 + int len = 0; + int out_len = 0; +#else + size_t len = 0; + size_t out_len = 0; +#endif + wchar_t *buf = NULL; + + if (!str || !*str) + return NULL; + +#ifdef _WIN32 + len = MultiByteToWideChar(CP_UTF8, 0, str, -1, NULL, 0); + + if (len) + { + buf = (wchar_t*)calloc(len, sizeof(wchar_t)); + + if (!buf) + return NULL; + + out_len = MultiByteToWideChar(CP_UTF8, 0, str, -1, buf, len); + } + else + { + /* fallback to ANSI codepage instead */ + len = MultiByteToWideChar(CP_ACP, 0, str, -1, NULL, 0); + + if (len) + { + buf = (wchar_t*)calloc(len, sizeof(wchar_t)); + + if (!buf) + return NULL; + + out_len = MultiByteToWideChar(CP_ACP, 0, str, -1, buf, len); + } + } + + if (out_len < 0) + { + free(buf); + return NULL; + } +#else + /* NOTE: For now, assume non-Windows platforms' locale is already UTF-8. */ + len = mbstowcs(NULL, str, 0) + 1; + + if (len) + { + buf = (wchar_t*)calloc(len, sizeof(wchar_t)); + + if (!buf) + return NULL; + + out_len = mbstowcs(buf, str, len); + } + + if (out_len == (size_t)-1) + { + free(buf); + return NULL; + } +#endif + + return buf; +} + +/* Returned pointer MUST be freed by the caller if non-NULL. */ +char* utf16_to_utf8_string_alloc(const wchar_t *str) +{ +#ifdef _WIN32 + int len = 0; + int out_len = 0; +#else + size_t len = 0; + size_t out_len = 0; +#endif + char *buf = NULL; + + if (!str || !*str) + return NULL; + +#ifdef _WIN32 + len = WideCharToMultiByte(CP_UTF8, 0, str, -1, NULL, 0, NULL, NULL); + + if (len) + { + buf = (char*)calloc(len, sizeof(char)); + + if (!buf) + return NULL; + + out_len = WideCharToMultiByte(CP_UTF8, 0, str, -1, buf, len, NULL, NULL); + } + else + { + /* fallback to ANSI codepage instead */ + len = WideCharToMultiByte(CP_ACP, 0, str, -1, NULL, 0, NULL, NULL); + + if (len) + { + buf = (char*)calloc(len, sizeof(char)); + + if (!buf) + return NULL; + + out_len = WideCharToMultiByte(CP_ACP, 0, str, -1, buf, len, NULL, NULL); + } + } + + if (out_len < 0) + { + free(buf); + return NULL; + } +#else + /* NOTE: For now, assume non-Windows platforms' locale is already UTF-8. */ + len = wcstombs(NULL, str, 0) + 1; + + if (len) + { + buf = (char*)calloc(len, sizeof(char)); + + if (!buf) + return NULL; + + out_len = wcstombs(buf, str, len); + } + + if (out_len == (size_t)-1) + { + free(buf); + return NULL; + } +#endif + + return buf; +} diff --git a/platform/libretro/libretro-common/include/boolean.h b/platform/libretro/libretro-common/include/boolean.h new file mode 100644 index 00000000..f06ac5a7 --- /dev/null +++ b/platform/libretro/libretro-common/include/boolean.h @@ -0,0 +1,39 @@ +/* Copyright (C) 2010-2018 The RetroArch team + * + * --------------------------------------------------------------------------------------- + * The following license statement only applies to this file (boolean.h). + * --------------------------------------------------------------------------------------- + * + * Permission is hereby granted, free of charge, + * to any person obtaining a copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation the rights to + * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, + * and to permit persons to whom the Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, + * INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. + * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, + * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +#ifndef __LIBRETRO_SDK_BOOLEAN_H +#define __LIBRETRO_SDK_BOOLEAN_H + +#ifndef __cplusplus + +#if defined(_MSC_VER) && _MSC_VER < 1800 && !defined(SN_TARGET_PS3) +/* Hack applied for MSVC when compiling in C89 mode as it isn't C99 compliant. */ +#define bool unsigned char +#define true 1 +#define false 0 +#else +#include +#endif + +#endif + +#endif diff --git a/platform/libretro/libretro-common/include/compat/apple_compat.h b/platform/libretro/libretro-common/include/compat/apple_compat.h new file mode 100644 index 00000000..819b39ec --- /dev/null +++ b/platform/libretro/libretro-common/include/compat/apple_compat.h @@ -0,0 +1,84 @@ +/* Copyright (C) 2010-2018 The RetroArch team + * + * --------------------------------------------------------------------------------------- + * The following license statement only applies to this file (apple_compat.h). + * --------------------------------------------------------------------------------------- + * + * Permission is hereby granted, free of charge, + * to any person obtaining a copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation the rights to + * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, + * and to permit persons to whom the Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, + * INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. + * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, + * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +#ifndef __APPLE_COMPAT_H +#define __APPLE_COMPAT_H + +#ifdef __APPLE__ +#include +#endif + +#ifdef __OBJC__ + +#if (MAC_OS_X_VERSION_MAX_ALLOWED <= MAC_OS_X_VERSION_10_4) +typedef int NSInteger; +typedef unsigned NSUInteger; +typedef float CGFloat; +#endif + +#ifndef __has_feature +/* Compatibility with non-Clang compilers. */ +#define __has_feature(x) 0 +#endif + +#ifndef CF_RETURNS_RETAINED +#if __has_feature(attribute_cf_returns_retained) +#define CF_RETURNS_RETAINED __attribute__((cf_returns_retained)) +#else +#define CF_RETURNS_RETAINED +#endif +#endif + +#ifndef NS_INLINE +#define NS_INLINE inline +#endif + +NS_INLINE CF_RETURNS_RETAINED CFTypeRef CFBridgingRetainCompat(id X) +{ +#if __has_feature(objc_arc) + return (__bridge_retained CFTypeRef)X; +#else + return X; +#endif +} + +#endif + +#ifdef IOS +#ifndef __IPHONE_5_0 +#warning "This project uses features only available in iOS SDK 5.0 and later." +#endif + +#ifdef __OBJC__ +#import +#import +#import +#endif + +#else + +#ifdef __OBJC__ +#include +#endif +#endif + +#endif diff --git a/platform/libretro/libretro-common/include/compat/fnmatch.h b/platform/libretro/libretro-common/include/compat/fnmatch.h new file mode 100644 index 00000000..cede1ca6 --- /dev/null +++ b/platform/libretro/libretro-common/include/compat/fnmatch.h @@ -0,0 +1,30 @@ +/* Copyright (C) 2010-2018 The RetroArch team + * + * --------------------------------------------------------------------------------------- + * The following license statement only applies to this file (fnmatch.h). + * --------------------------------------------------------------------------------------- + * + * Permission is hereby granted, free of charge, + * to any person obtaining a copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation the rights to + * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, + * and to permit persons to whom the Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, + * INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. + * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, + * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +#ifndef __LIBRETRO_SDK_COMPAT_FNMATCH_H__ +#define __LIBRETRO_SDK_COMPAT_FNMATCH_H__ + +#define FNM_NOMATCH 1 + +int rl_fnmatch(const char *pattern, const char *string, int flags); + +#endif diff --git a/platform/libretro/libretro-common/include/compat/fopen_utf8.h b/platform/libretro/libretro-common/include/compat/fopen_utf8.h new file mode 100644 index 00000000..f59822a5 --- /dev/null +++ b/platform/libretro/libretro-common/include/compat/fopen_utf8.h @@ -0,0 +1,34 @@ +/* Copyright (C) 2010-2018 The RetroArch team + * + * --------------------------------------------------------------------------------------- + * The following license statement only applies to this file (fopen_utf8.h). + * --------------------------------------------------------------------------------------- + * + * Permission is hereby granted, free of charge, + * to any person obtaining a copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation the rights to + * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, + * and to permit persons to whom the Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, + * INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. + * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, + * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +#ifndef __LIBRETRO_SDK_COMPAT_FOPEN_UTF8_H +#define __LIBRETRO_SDK_COMPAT_FOPEN_UTF8_H + +#ifdef _WIN32 +/* Defined to error rather than fopen_utf8, to make it clear to everyone reading the code that not worrying about utf16 is fine */ +/* TODO: enable */ +/* #define fopen (use fopen_utf8 instead) */ +void *fopen_utf8(const char * filename, const char * mode); +#else +#define fopen_utf8 fopen +#endif +#endif diff --git a/platform/libretro/libretro-common/include/compat/getopt.h b/platform/libretro/libretro-common/include/compat/getopt.h new file mode 100644 index 00000000..74287b64 --- /dev/null +++ b/platform/libretro/libretro-common/include/compat/getopt.h @@ -0,0 +1,75 @@ +/* Copyright (C) 2010-2018 The RetroArch team + * + * --------------------------------------------------------------------------------------- + * The following license statement only applies to this file (getopt.h). + * --------------------------------------------------------------------------------------- + * + * Permission is hereby granted, free of charge, + * to any person obtaining a copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation the rights to + * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, + * and to permit persons to whom the Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, + * INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. + * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, + * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +#ifndef __LIBRETRO_SDK_COMPAT_GETOPT_H +#define __LIBRETRO_SDK_COMPAT_GETOPT_H + +#if defined(RARCH_INTERNAL) && defined(HAVE_CONFIG_H) +#include "../../../config.h" +#endif + +/* Custom implementation of the GNU getopt_long for portability. + * Not designed to be fully compatible, but compatible with + * the features RetroArch uses. */ + +#ifdef HAVE_GETOPT_LONG +#include +#else +/* Avoid possible naming collisions during link since we + * prefer to use the actual name. */ +#define getopt_long(argc, argv, optstring, longopts, longindex) __getopt_long_retro(argc, argv, optstring, longopts, longindex) + +#include + +RETRO_BEGIN_DECLS + +struct option +{ + const char *name; + int has_arg; + int *flag; + int val; +}; + +/* argv[] is declared with char * const argv[] in GNU, + * but this makes no sense, as non-POSIX getopt_long + * mutates argv (non-opts are moved to the end). */ +int getopt_long(int argc, char *argv[], + const char *optstring, const struct option *longopts, int *longindex); +extern char *optarg; +extern int optind, opterr, optopt; + +RETRO_END_DECLS + +/* If these are variously #defined, then we have bigger problems */ +#ifndef no_argument + #define no_argument 0 + #define required_argument 1 + #define optional_argument 2 +#endif + +/* HAVE_GETOPT_LONG */ +#endif + +/* pragma once */ +#endif + diff --git a/platform/libretro/libretro-common/include/compat/ifaddrs.h b/platform/libretro/libretro-common/include/compat/ifaddrs.h new file mode 100644 index 00000000..2dc68487 --- /dev/null +++ b/platform/libretro/libretro-common/include/compat/ifaddrs.h @@ -0,0 +1,53 @@ +/* + * Copyright (c) 1995, 1999 + * Berkeley Software Design, Inc. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * + * THIS SOFTWARE IS PROVIDED BY Berkeley Software Design, Inc. ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL Berkeley Software Design, Inc. BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * BSDI ifaddrs.h,v 2.5 2000/02/23 14:51:59 dab Exp + */ + +#ifndef _IFADDRS_H_ +#define _IFADDRS_H_ + +struct ifaddrs +{ + struct ifaddrs *ifa_next; + char *ifa_name; + unsigned int ifa_flags; + struct sockaddr *ifa_addr; + struct sockaddr *ifa_netmask; + struct sockaddr *ifa_dstaddr; + void *ifa_data; +}; + +/* + * This may have been defined in . Note that if is + * to be included it must be included before this header file. + */ +#ifndef ifa_broadaddr +#define ifa_broadaddr ifa_dstaddr /* broadcast address interface */ +#endif + +#include + +extern int getifaddrs(struct ifaddrs **ifap); +extern void freeifaddrs(struct ifaddrs *ifa); + +#endif diff --git a/platform/libretro/libretro-common/include/compat/intrinsics.h b/platform/libretro/libretro-common/include/compat/intrinsics.h new file mode 100644 index 00000000..3fc7d929 --- /dev/null +++ b/platform/libretro/libretro-common/include/compat/intrinsics.h @@ -0,0 +1,85 @@ +/* Copyright (C) 2010-2018 The RetroArch team + * + * --------------------------------------------------------------------------------------- + * The following license statement only applies to this file (intrinsics.h). + * --------------------------------------------------------------------------------------- + * + * Permission is hereby granted, free of charge, + * to any person obtaining a copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation the rights to + * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, + * and to permit persons to whom the Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, + * INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. + * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, + * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +#ifndef __LIBRETRO_SDK_COMPAT_INTRINSICS_H +#define __LIBRETRO_SDK_COMPAT_INTRINSICS_H + +#include +#include +#include + +#include +#include + +#if defined(_MSC_VER) && !defined(_XBOX) +#if (_MSC_VER > 1310) +#include +#endif +#endif + +RETRO_BEGIN_DECLS + +/* Count Leading Zero, unsigned 16bit input value */ +static INLINE unsigned compat_clz_u16(uint16_t val) +{ +#ifdef __GNUC__ + return __builtin_clz(val << 16 | 0x8000); +#else + unsigned ret = 0; + + while(!(val & 0x8000) && ret < 16) + { + val <<= 1; + ret++; + } + + return ret; +#endif +} + +/* Count Trailing Zero */ +static INLINE int compat_ctz(unsigned x) +{ +#if defined(__GNUC__) && !defined(RARCH_CONSOLE) + return __builtin_ctz(x); +#elif _MSC_VER >= 1400 && !defined(_XBOX) + unsigned long r = 0; + _BitScanReverse((unsigned long*)&r, x); + return (int)r; +#else +/* Only checks at nibble granularity, + * because that's what we need. */ + if (x & 0x000f) + return 0; + if (x & 0x00f0) + return 4; + if (x & 0x0f00) + return 8; + if (x & 0xf000) + return 12; + return 16; +#endif +} + +RETRO_END_DECLS + +#endif diff --git a/platform/libretro/libretro-common/include/compat/msvc.h b/platform/libretro/libretro-common/include/compat/msvc.h new file mode 100644 index 00000000..822c9733 --- /dev/null +++ b/platform/libretro/libretro-common/include/compat/msvc.h @@ -0,0 +1,128 @@ +/* Copyright (C) 2010-2018 The RetroArch team + * + * --------------------------------------------------------------------------------------- + * The following license statement only applies to this file (msvc.h). + * --------------------------------------------------------------------------------------- + * + * Permission is hereby granted, free of charge, + * to any person obtaining a copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation the rights to + * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, + * and to permit persons to whom the Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, + * INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. + * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, + * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +#ifndef __LIBRETRO_SDK_COMPAT_MSVC_H +#define __LIBRETRO_SDK_COMPAT_MSVC_H + +#ifdef _MSC_VER + +#ifdef __cplusplus +extern "C" { +#endif + +/* Pre-MSVC 2015 compilers don't implement snprintf in a cross-platform manner. */ +#if _MSC_VER < 1900 + #include + #ifndef snprintf + #define snprintf c99_snprintf_retro__ + #endif + + int c99_snprintf_retro__(char *outBuf, size_t size, const char *format, ...); +#endif + +/* Pre-MSVC 2010 compilers don't implement vsnprintf in a cross-platform manner? Not sure about this one. */ +#if _MSC_VER < 1600 + #include + #include + #ifndef vsnprintf + #define vsnprintf c99_vsnprintf_retro__ + #endif + int c99_vsnprintf_retro__(char *outBuf, size_t size, const char *format, va_list ap); +#endif + +#ifdef __cplusplus +} +#endif + +#undef UNICODE /* Do not bother with UNICODE at this time. */ +#include +#include +#include + +/* Python headers defines ssize_t and sets HAVE_SSIZE_T. + * Cannot duplicate these efforts. + */ +#ifndef HAVE_SSIZE_T +#if defined(_WIN64) +typedef __int64 ssize_t; +#elif defined(_WIN32) +typedef int ssize_t; +#endif +#endif + +#define mkdir(dirname, unused) _mkdir(dirname) +#define strtoull _strtoui64 +#undef strcasecmp +#define strcasecmp _stricmp +#undef strncasecmp +#define strncasecmp _strnicmp + +/* Disable some of the annoying warnings. */ +#pragma warning(disable : 4800) +#pragma warning(disable : 4805) +#pragma warning(disable : 4244) +#pragma warning(disable : 4305) +#pragma warning(disable : 4146) +#pragma warning(disable : 4267) +#pragma warning(disable : 4723) +#pragma warning(disable : 4996) + +/* roundf and va_copy is available since MSVC 2013 */ +#if _MSC_VER < 1800 +#define roundf(in) (in >= 0.0f ? floorf(in + 0.5f) : ceilf(in - 0.5f)) +#define va_copy(x, y) ((x) = (y)) +#endif + +#if _MSC_VER <= 1310 + #ifndef __cplusplus + /* VC6 math.h doesn't define some functions when in C mode. + * Trying to define a prototype gives "undefined reference". + * But providing an implementation then gives "function already has body". + * So the equivalent of the implementations from math.h are used as + * defines here instead, and it seems to work. + */ + #define cosf(x) ((float)cos((double)x)) + #define powf(x, y) ((float)pow((double)x, (double)y)) + #define sinf(x) ((float)sin((double)x)) + #define ceilf(x) ((float)ceil((double)x)) + #define floorf(x) ((float)floor((double)x)) + #define sqrtf(x) ((float)sqrt((double)x)) + #define fabsf(x) ((float)fabs((double)(x))) + #endif + + #ifndef _strtoui64 + #define _strtoui64(x, y, z) (_atoi64(x)) + #endif + +#endif + +#ifndef PATH_MAX +#define PATH_MAX _MAX_PATH +#endif + +#ifndef SIZE_MAX +#define SIZE_MAX _UI32_MAX +#endif + +#endif +#endif + diff --git a/platform/libretro/libretro-common/include/compat/msvc/stdint.h b/platform/libretro/libretro-common/include/compat/msvc/stdint.h new file mode 100644 index 00000000..c791176c --- /dev/null +++ b/platform/libretro/libretro-common/include/compat/msvc/stdint.h @@ -0,0 +1,258 @@ +/* ISO C9x compliant stdint.h for Microsoft Visual Studio + * Based on ISO/IEC 9899:TC2 Committee draft (May 6, 2005) WG14/N1124 + * + * Copyright (c) 2006-2008 Alexander Chemeris + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * 3. The name of the author may be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED + * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO + * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, + * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; + * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, + * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR + * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF + * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef __RARCH_STDINT_H +#define __RARCH_STDINT_H + +#if _MSC_VER && (_MSC_VER < 1600) +/* Pre-MSVC 2010 needs an implementation of stdint.h. */ + +#if _MSC_VER > 1000 +#pragma once +#endif + +#include + +/* For Visual Studio 6 in C++ mode and for many Visual Studio versions when + * compiling for ARM we should wrap include with 'extern "C++" {}' + * or compiler give many errors like this: + * + * error C2733: second C linkage of overloaded function 'wmemchr' not allowed + */ +#ifdef __cplusplus +#if _MSC_VER <= 1200 +extern "C++" { +#else +extern "C" { +#endif +#endif +# include +#ifdef __cplusplus +} +#endif + +/* Define _W64 macros to mark types changing their size, like intptr_t. */ +#ifndef _W64 +# if !defined(__midl) && (defined(_X86_) || defined(_M_IX86)) && _MSC_VER >= 1300 +# define _W64 __w64 +# else +# define _W64 +# endif +#endif + + +/* 7.18.1 Integer types. */ + +/* 7.18.1.1 Exact-width integer types. */ + +/* Visual Studio 6 and Embedded Visual C++ 4 doesn't + * realize that, e.g. char has the same size as __int8 + * so we give up on __intX for them. + */ +#if (_MSC_VER < 1300) + typedef signed char int8_t; + typedef signed short int16_t; + typedef signed int int32_t; + typedef unsigned char uint8_t; + typedef unsigned short uint16_t; + typedef unsigned int uint32_t; +#else + typedef signed __int8 int8_t; + typedef signed __int16 int16_t; + typedef signed __int32 int32_t; + typedef unsigned __int8 uint8_t; + typedef unsigned __int16 uint16_t; + typedef unsigned __int32 uint32_t; +#endif +typedef signed __int64 int64_t; +typedef unsigned __int64 uint64_t; + + +/* 7.18.1.2 Minimum-width integer types. */ +typedef int8_t int_least8_t; +typedef int16_t int_least16_t; +typedef int32_t int_least32_t; +typedef int64_t int_least64_t; +typedef uint8_t uint_least8_t; +typedef uint16_t uint_least16_t; +typedef uint32_t uint_least32_t; +typedef uint64_t uint_least64_t; + +/* 7.18.1.3 Fastest minimum-width integer types. */ +typedef int8_t int_fast8_t; +typedef int16_t int_fast16_t; +typedef int32_t int_fast32_t; +typedef int64_t int_fast64_t; +typedef uint8_t uint_fast8_t; +typedef uint16_t uint_fast16_t; +typedef uint32_t uint_fast32_t; +typedef uint64_t uint_fast64_t; + +/* 7.18.1.4 Integer types capable of holding object pointers. */ +#ifdef _WIN64 /* [ */ + typedef signed __int64 intptr_t; + typedef unsigned __int64 uintptr_t; +#else /* _WIN64 ][ */ + typedef _W64 signed int intptr_t; + typedef _W64 unsigned int uintptr_t; +#endif /* _WIN64 ] */ + +/* 7.18.1.5 Greatest-width integer types. */ +typedef int64_t intmax_t; +typedef uint64_t uintmax_t; + +/* 7.18.2 Limits of specified-width integer types. */ + +#if !defined(__cplusplus) || defined(__STDC_LIMIT_MACROS) +/* [ See footnote 220 at page 257 and footnote 221 at page 259. */ + +/* 7.18.2.1 Limits of exact-width integer types. */ +#define INT8_MIN ((int8_t)_I8_MIN) +#define INT8_MAX _I8_MAX +#define INT16_MIN ((int16_t)_I16_MIN) +#define INT16_MAX _I16_MAX +#define INT32_MIN ((int32_t)_I32_MIN) +#define INT32_MAX _I32_MAX +#define INT64_MIN ((int64_t)_I64_MIN) +#define INT64_MAX _I64_MAX +#define UINT8_MAX _UI8_MAX +#define UINT16_MAX _UI16_MAX +#define UINT32_MAX _UI32_MAX +#define UINT64_MAX _UI64_MAX + +/* 7.18.2.2 Limits of minimum-width integer types. */ +#define INT_LEAST8_MIN INT8_MIN +#define INT_LEAST8_MAX INT8_MAX +#define INT_LEAST16_MIN INT16_MIN +#define INT_LEAST16_MAX INT16_MAX +#define INT_LEAST32_MIN INT32_MIN +#define INT_LEAST32_MAX INT32_MAX +#define INT_LEAST64_MIN INT64_MIN +#define INT_LEAST64_MAX INT64_MAX +#define UINT_LEAST8_MAX UINT8_MAX +#define UINT_LEAST16_MAX UINT16_MAX +#define UINT_LEAST32_MAX UINT32_MAX +#define UINT_LEAST64_MAX UINT64_MAX + +/* 7.18.2.3 Limits of fastest minimum-width integer types. */ +#define INT_FAST8_MIN INT8_MIN +#define INT_FAST8_MAX INT8_MAX +#define INT_FAST16_MIN INT16_MIN +#define INT_FAST16_MAX INT16_MAX +#define INT_FAST32_MIN INT32_MIN +#define INT_FAST32_MAX INT32_MAX +#define INT_FAST64_MIN INT64_MIN +#define INT_FAST64_MAX INT64_MAX +#define UINT_FAST8_MAX UINT8_MAX +#define UINT_FAST16_MAX UINT16_MAX +#define UINT_FAST32_MAX UINT32_MAX +#define UINT_FAST64_MAX UINT64_MAX + +/* 7.18.2.4 Limits of integer types capable of holding object pointers. */ +#ifdef _WIN64 /* [ */ +# define INTPTR_MIN INT64_MIN +# define INTPTR_MAX INT64_MAX +# define UINTPTR_MAX UINT64_MAX +#else /* _WIN64 ][ */ +# define INTPTR_MIN INT32_MIN +# define INTPTR_MAX INT32_MAX +# define UINTPTR_MAX UINT32_MAX +#endif /* _WIN64 ] */ + +/* 7.18.2.5 Limits of greatest-width integer types */ +#define INTMAX_MIN INT64_MIN +#define INTMAX_MAX INT64_MAX +#define UINTMAX_MAX UINT64_MAX + +/* 7.18.3 Limits of other integer types */ + +#ifdef _WIN64 /* [ */ +# define PTRDIFF_MIN _I64_MIN +# define PTRDIFF_MAX _I64_MAX +#else /* _WIN64 ][ */ +# define PTRDIFF_MIN _I32_MIN +# define PTRDIFF_MAX _I32_MAX +#endif /* _WIN64 ] */ + +#define SIG_ATOMIC_MIN INT_MIN +#define SIG_ATOMIC_MAX INT_MAX + +#ifndef SIZE_MAX /* [ */ +# ifdef _WIN64 /* [ */ +# define SIZE_MAX _UI64_MAX +# else /* _WIN64 ][ */ +# define SIZE_MAX _UI32_MAX +# endif /* _WIN64 ] */ +#endif /* SIZE_MAX ] */ + +/* WCHAR_MIN and WCHAR_MAX are also defined in */ +#ifndef WCHAR_MIN /* [ */ +# define WCHAR_MIN 0 +#endif /* WCHAR_MIN ] */ +#ifndef WCHAR_MAX // [ +# define WCHAR_MAX _UI16_MAX +#endif /* WCHAR_MAX ] */ + +#define WINT_MIN 0 +#define WINT_MAX _UI16_MAX + +#endif /* __STDC_LIMIT_MACROS ] */ + +/* 7.18.4 Limits of other integer types */ + +#if !defined(__cplusplus) || defined(__STDC_CONSTANT_MACROS) +/* [ See footnote 224 at page 260 */ + +/* 7.18.4.1 Macros for minimum-width integer constants */ + +#define INT8_C(val) val##i8 +#define INT16_C(val) val##i16 +#define INT32_C(val) val##i32 +#define INT64_C(val) val##i64 + +#define UINT8_C(val) val##ui8 +#define UINT16_C(val) val##ui16 +#define UINT32_C(val) val##ui32 +#define UINT64_C(val) val##ui64 + +/* 7.18.4.2 Macros for greatest-width integer constants */ +#define INTMAX_C INT64_C +#define UINTMAX_C UINT64_C + +#endif +/* __STDC_CONSTANT_MACROS ] */ + +#else +/* Sanity for everything else. */ +#include +#endif + +#endif + diff --git a/platform/libretro/libretro-common/include/compat/posix_string.h b/platform/libretro/libretro-common/include/compat/posix_string.h new file mode 100644 index 00000000..9f56322a --- /dev/null +++ b/platform/libretro/libretro-common/include/compat/posix_string.h @@ -0,0 +1,61 @@ +/* Copyright (C) 2010-2018 The RetroArch team + * + * --------------------------------------------------------------------------------------- + * The following license statement only applies to this file (posix_string.h). + * --------------------------------------------------------------------------------------- + * + * Permission is hereby granted, free of charge, + * to any person obtaining a copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation the rights to + * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, + * and to permit persons to whom the Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, + * INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. + * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, + * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +#ifndef __LIBRETRO_SDK_COMPAT_POSIX_STRING_H +#define __LIBRETRO_SDK_COMPAT_POSIX_STRING_H + +#include + +#ifdef _MSC_VER +#include +#endif + +RETRO_BEGIN_DECLS + +#ifdef _WIN32 +#undef strtok_r +#define strtok_r(str, delim, saveptr) retro_strtok_r__(str, delim, saveptr) + +char *strtok_r(char *str, const char *delim, char **saveptr); +#endif + +#ifdef _MSC_VER +#undef strcasecmp +#undef strdup +#define strcasecmp(a, b) retro_strcasecmp__(a, b) +#define strdup(orig) retro_strdup__(orig) +int strcasecmp(const char *a, const char *b); +char *strdup(const char *orig); + +/* isblank is available since MSVC 2013 */ +#if _MSC_VER < 1800 +#undef isblank +#define isblank(c) retro_isblank__(c) +int isblank(int c); +#endif + +#endif + + +RETRO_END_DECLS + +#endif diff --git a/platform/libretro/libretro-common/include/compat/strcasestr.h b/platform/libretro/libretro-common/include/compat/strcasestr.h new file mode 100644 index 00000000..f849593b --- /dev/null +++ b/platform/libretro/libretro-common/include/compat/strcasestr.h @@ -0,0 +1,49 @@ +/* Copyright (C) 2010-2018 The RetroArch team + * + * --------------------------------------------------------------------------------------- + * The following license statement only applies to this file (strcasestr.h). + * --------------------------------------------------------------------------------------- + * + * Permission is hereby granted, free of charge, + * to any person obtaining a copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation the rights to + * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, + * and to permit persons to whom the Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, + * INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. + * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, + * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +#ifndef __LIBRETRO_SDK_COMPAT_STRCASESTR_H +#define __LIBRETRO_SDK_COMPAT_STRCASESTR_H + +#include + +#if defined(RARCH_INTERNAL) && defined(HAVE_CONFIG_H) +#include "../../../config.h" +#endif + +#ifndef HAVE_STRCASESTR + +#include + +RETRO_BEGIN_DECLS + +/* Avoid possible naming collisions during link + * since we prefer to use the actual name. */ +#define strcasestr(haystack, needle) strcasestr_retro__(haystack, needle) + +char *strcasestr(const char *haystack, const char *needle); + +RETRO_END_DECLS + +#endif + +#endif + diff --git a/platform/libretro/libretro-common/include/compat/strl.h b/platform/libretro/libretro-common/include/compat/strl.h new file mode 100644 index 00000000..290498d9 --- /dev/null +++ b/platform/libretro/libretro-common/include/compat/strl.h @@ -0,0 +1,60 @@ +/* Copyright (C) 2010-2018 The RetroArch team + * + * --------------------------------------------------------------------------------------- + * The following license statement only applies to this file (strl.h). + * --------------------------------------------------------------------------------------- + * + * Permission is hereby granted, free of charge, + * to any person obtaining a copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation the rights to + * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, + * and to permit persons to whom the Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, + * INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. + * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, + * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +#ifndef __LIBRETRO_SDK_COMPAT_STRL_H +#define __LIBRETRO_SDK_COMPAT_STRL_H + +#include +#include + +#if defined(RARCH_INTERNAL) && defined(HAVE_CONFIG_H) +#include "../../../config.h" +#endif + +#include + +RETRO_BEGIN_DECLS + +#ifdef __MACH__ +#ifndef HAVE_STRL +#define HAVE_STRL +#endif +#endif + +#ifndef HAVE_STRL +/* Avoid possible naming collisions during link since + * we prefer to use the actual name. */ +#define strlcpy(dst, src, size) strlcpy_retro__(dst, src, size) + +#define strlcat(dst, src, size) strlcat_retro__(dst, src, size) + +size_t strlcpy(char *dest, const char *source, size_t size); +size_t strlcat(char *dest, const char *source, size_t size); + +#endif + +char *strldup(const char *s, size_t n); + +RETRO_END_DECLS + +#endif + diff --git a/platform/libretro/libretro-common/include/encodings/utf.h b/platform/libretro/libretro-common/include/encodings/utf.h new file mode 100644 index 00000000..b513f28a --- /dev/null +++ b/platform/libretro/libretro-common/include/encodings/utf.h @@ -0,0 +1,67 @@ +/* Copyright (C) 2010-2018 The RetroArch team + * + * --------------------------------------------------------------------------------------- + * The following license statement only applies to this file (utf.h). + * --------------------------------------------------------------------------------------- + * + * Permission is hereby granted, free of charge, + * to any person obtaining a copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation the rights to + * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, + * and to permit persons to whom the Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, + * INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. + * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, + * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +#ifndef _LIBRETRO_ENCODINGS_UTF_H +#define _LIBRETRO_ENCODINGS_UTF_H + +#include +#include + +#include + +#include + +RETRO_BEGIN_DECLS + +enum CodePage +{ + CODEPAGE_LOCAL = 0, /* CP_ACP */ + CODEPAGE_UTF8 = 65001 /* CP_UTF8 */ +}; + +size_t utf8_conv_utf32(uint32_t *out, size_t out_chars, + const char *in, size_t in_size); + +bool utf16_conv_utf8(uint8_t *out, size_t *out_chars, + const uint16_t *in, size_t in_size); + +size_t utf8len(const char *string); + +size_t utf8cpy(char *d, size_t d_len, const char *s, size_t chars); + +const char *utf8skip(const char *str, size_t chars); + +uint32_t utf8_walk(const char **string); + +bool utf16_to_char_string(const uint16_t *in, char *s, size_t len); + +char* utf8_to_local_string_alloc(const char *str); + +char* local_to_utf8_string_alloc(const char *str); + +wchar_t* utf8_to_utf16_string_alloc(const char *str); + +char* utf16_to_utf8_string_alloc(const wchar_t *str); + +RETRO_END_DECLS + +#endif diff --git a/platform/libretro/libretro.h b/platform/libretro/libretro-common/include/libretro.h similarity index 63% rename from platform/libretro/libretro.h rename to platform/libretro/libretro-common/include/libretro.h index 16c274a1..804a6c26 100644 --- a/platform/libretro/libretro.h +++ b/platform/libretro/libretro-common/include/libretro.h @@ -1,4 +1,4 @@ -/* Copyright (C) 2010-2014 The RetroArch team +/* Copyright (C) 2010-2018 The RetroArch team * * --------------------------------------------------------------------------------------- * The following license statement only applies to this libretro API header (libretro.h). @@ -32,7 +32,7 @@ extern "C" { #endif #ifndef __cplusplus -#if defined(_MSC_VER) && !defined(SN_TARGET_PS3) +#if defined(_MSC_VER) && _MSC_VER < 1800 && !defined(SN_TARGET_PS3) /* Hack applied for MSVC when compiling in C89 mode * as it isn't C99-compliant. */ #define bool unsigned char @@ -43,7 +43,41 @@ extern "C" { #endif #endif -/* Used for checking API/ABI mismatches that can break libretro +#ifndef RETRO_CALLCONV +# if defined(__GNUC__) && defined(__i386__) && !defined(__x86_64__) +# define RETRO_CALLCONV __attribute__((cdecl)) +# elif defined(_MSC_VER) && defined(_M_X86) && !defined(_M_X64) +# define RETRO_CALLCONV __cdecl +# else +# define RETRO_CALLCONV /* all other platforms only have one calling convention each */ +# endif +#endif + +#ifndef RETRO_API +# if defined(_WIN32) || defined(__CYGWIN__) || defined(__MINGW32__) +# ifdef RETRO_IMPORT_SYMBOLS +# ifdef __GNUC__ +# define RETRO_API RETRO_CALLCONV __attribute__((__dllimport__)) +# else +# define RETRO_API RETRO_CALLCONV __declspec(dllimport) +# endif +# else +# ifdef __GNUC__ +# define RETRO_API RETRO_CALLCONV __attribute__((__dllexport__)) +# else +# define RETRO_API RETRO_CALLCONV __declspec(dllexport) +# endif +# endif +# else +# if defined(__GNUC__) && __GNUC__ >= 4 && !defined(__CELLOS_LV2__) +# define RETRO_API RETRO_CALLCONV __attribute__((__visibility__("default"))) +# else +# define RETRO_API RETRO_CALLCONV +# endif +# endif +#endif + +/* Used for checking API/ABI mismatches that can break libretro * implementations. * It is not incremented for compatible changes to the API. */ @@ -53,13 +87,13 @@ extern "C" { * Libretro's fundamental device abstractions. * * Libretro's input system consists of some standardized device types, - * such as a joypad (with/without analog), mouse, keyboard, lightgun + * such as a joypad (with/without analog), mouse, keyboard, lightgun * and a pointer. * - * The functionality of these devices are fixed, and individual cores + * The functionality of these devices are fixed, and individual cores * map their own concept of a controller to libretro's abstractions. - * This makes it possible for frontends to map the abstract types to a - * real input device, and not having to worry about binding input + * This makes it possible for frontends to map the abstract types to a + * real input device, and not having to worry about binding input * correctly to arbitrary controller layouts. */ @@ -70,43 +104,50 @@ extern "C" { /* Input disabled. */ #define RETRO_DEVICE_NONE 0 -/* The JOYPAD is called RetroPad. It is essentially a Super Nintendo - * controller, but with additional L2/R2/L3/R3 buttons, similar to a +/* The JOYPAD is called RetroPad. It is essentially a Super Nintendo + * controller, but with additional L2/R2/L3/R3 buttons, similar to a * PS1 DualShock. */ #define RETRO_DEVICE_JOYPAD 1 /* The mouse is a simple mouse, similar to Super Nintendo's mouse. * X and Y coordinates are reported relatively to last poll (poll callback). - * It is up to the libretro implementation to keep track of where the mouse + * It is up to the libretro implementation to keep track of where the mouse * pointer is supposed to be on the screen. - * The frontend must make sure not to interfere with its own hardware + * The frontend must make sure not to interfere with its own hardware * mouse pointer. */ #define RETRO_DEVICE_MOUSE 2 /* KEYBOARD device lets one poll for raw key pressed. - * It is poll based, so input callback will return with the current + * It is poll based, so input callback will return with the current * pressed state. * For event/text based keyboard input, see * RETRO_ENVIRONMENT_SET_KEYBOARD_CALLBACK. */ #define RETRO_DEVICE_KEYBOARD 3 -/* Lightgun X/Y coordinates are reported relatively to last poll, - * similar to mouse. */ +/* LIGHTGUN device is similar to Guncon-2 for PlayStation 2. + * It reports X/Y coordinates in screen space (similar to the pointer) + * in the range [-0x8000, 0x7fff] in both axes, with zero being center. + * As well as reporting on/off screen state. It features a trigger, + * start/select buttons, auxiliary action buttons and a + * directional pad. A forced off-screen shot can be requested for + * auto-reloading function in some games. + */ #define RETRO_DEVICE_LIGHTGUN 4 /* The ANALOG device is an extension to JOYPAD (RetroPad). - * Similar to DualShock it adds two analog sticks. - * This is treated as a separate device type as it returns values in the - * full analog range of [-0x8000, 0x7fff]. Positive X axis is right. - * Positive Y axis is down. - * Only use ANALOG type when polling for analog values of the axes. + * Similar to DualShock2 it adds two analog sticks and all buttons can + * be analog. This is treated as a separate device type as it returns + * axis values in the full analog range of [-0x8000, 0x7fff]. + * Positive X axis is right. Positive Y axis is down. + * Buttons are returned in the range [0, 0x7fff]. + * Only use ANALOG type when polling for analog values. */ #define RETRO_DEVICE_ANALOG 5 /* Abstracts the concept of a pointing mechanism, e.g. touch. - * This allows libretro to query in absolute coordinates where on the + * This allows libretro to query in absolute coordinates where on the * screen a mouse (or something similar) is being placed. * For a touch centric device, coordinates reported are the coordinates * of the press. @@ -114,33 +155,34 @@ extern "C" { * Coordinates in X and Y are reported as: * [-0x7fff, 0x7fff]: -0x7fff corresponds to the far left/top of the screen, * and 0x7fff corresponds to the far right/bottom of the screen. - * The "screen" is here defined as area that is passed to the frontend and + * The "screen" is here defined as area that is passed to the frontend and * later displayed on the monitor. * * The frontend is free to scale/resize this screen as it sees fit, however, - * (X, Y) = (-0x7fff, -0x7fff) will correspond to the top-left pixel of the + * (X, Y) = (-0x7fff, -0x7fff) will correspond to the top-left pixel of the * game image, etc. * - * To check if the pointer coordinates are valid (e.g. a touch display + * To check if the pointer coordinates are valid (e.g. a touch display * actually being touched), PRESSED returns 1 or 0. * - * If using a mouse on a desktop, PRESSED will usually correspond to the + * If using a mouse on a desktop, PRESSED will usually correspond to the * left mouse button, but this is a frontend decision. * PRESSED will only return 1 if the pointer is inside the game screen. * - * For multi-touch, the index variable can be used to successively query + * For multi-touch, the index variable can be used to successively query * more presses. * If index = 0 returns true for _PRESSED, coordinates can be extracted - * with _X, _Y for index = 0. One can then query _PRESSED, _X, _Y with + * with _X, _Y for index = 0. One can then query _PRESSED, _X, _Y with * index = 1, and so on. - * Eventually _PRESSED will return false for an index. No further presses + * Eventually _PRESSED will return false for an index. No further presses * are registered at this point. */ #define RETRO_DEVICE_POINTER 6 /* Buttons for the RetroPad (JOYPAD). - * The placement of these is equivalent to placements on the + * The placement of these is equivalent to placements on the * Super Nintendo controller. - * L2/R2/L3/R3 buttons correspond to the PS1 DualShock. */ + * L2/R2/L3/R3 buttons correspond to the PS1 DualShock. + * Also used as id values for RETRO_DEVICE_INDEX_ANALOG_BUTTON */ #define RETRO_DEVICE_ID_JOYPAD_B 0 #define RETRO_DEVICE_ID_JOYPAD_Y 1 #define RETRO_DEVICE_ID_JOYPAD_SELECT 2 @@ -159,28 +201,46 @@ extern "C" { #define RETRO_DEVICE_ID_JOYPAD_R3 15 /* Index / Id values for ANALOG device. */ -#define RETRO_DEVICE_INDEX_ANALOG_LEFT 0 -#define RETRO_DEVICE_INDEX_ANALOG_RIGHT 1 -#define RETRO_DEVICE_ID_ANALOG_X 0 -#define RETRO_DEVICE_ID_ANALOG_Y 1 +#define RETRO_DEVICE_INDEX_ANALOG_LEFT 0 +#define RETRO_DEVICE_INDEX_ANALOG_RIGHT 1 +#define RETRO_DEVICE_INDEX_ANALOG_BUTTON 2 +#define RETRO_DEVICE_ID_ANALOG_X 0 +#define RETRO_DEVICE_ID_ANALOG_Y 1 /* Id values for MOUSE. */ -#define RETRO_DEVICE_ID_MOUSE_X 0 -#define RETRO_DEVICE_ID_MOUSE_Y 1 -#define RETRO_DEVICE_ID_MOUSE_LEFT 2 -#define RETRO_DEVICE_ID_MOUSE_RIGHT 3 -#define RETRO_DEVICE_ID_MOUSE_WHEELUP 4 -#define RETRO_DEVICE_ID_MOUSE_WHEELDOWN 5 -#define RETRO_DEVICE_ID_MOUSE_MIDDLE 6 +#define RETRO_DEVICE_ID_MOUSE_X 0 +#define RETRO_DEVICE_ID_MOUSE_Y 1 +#define RETRO_DEVICE_ID_MOUSE_LEFT 2 +#define RETRO_DEVICE_ID_MOUSE_RIGHT 3 +#define RETRO_DEVICE_ID_MOUSE_WHEELUP 4 +#define RETRO_DEVICE_ID_MOUSE_WHEELDOWN 5 +#define RETRO_DEVICE_ID_MOUSE_MIDDLE 6 +#define RETRO_DEVICE_ID_MOUSE_HORIZ_WHEELUP 7 +#define RETRO_DEVICE_ID_MOUSE_HORIZ_WHEELDOWN 8 +#define RETRO_DEVICE_ID_MOUSE_BUTTON_4 9 +#define RETRO_DEVICE_ID_MOUSE_BUTTON_5 10 -/* Id values for LIGHTGUN types. */ -#define RETRO_DEVICE_ID_LIGHTGUN_X 0 -#define RETRO_DEVICE_ID_LIGHTGUN_Y 1 -#define RETRO_DEVICE_ID_LIGHTGUN_TRIGGER 2 -#define RETRO_DEVICE_ID_LIGHTGUN_CURSOR 3 -#define RETRO_DEVICE_ID_LIGHTGUN_TURBO 4 -#define RETRO_DEVICE_ID_LIGHTGUN_PAUSE 5 -#define RETRO_DEVICE_ID_LIGHTGUN_START 6 +/* Id values for LIGHTGUN. */ +#define RETRO_DEVICE_ID_LIGHTGUN_SCREEN_X 13 /*Absolute Position*/ +#define RETRO_DEVICE_ID_LIGHTGUN_SCREEN_Y 14 /*Absolute*/ +#define RETRO_DEVICE_ID_LIGHTGUN_IS_OFFSCREEN 15 /*Status Check*/ +#define RETRO_DEVICE_ID_LIGHTGUN_TRIGGER 2 +#define RETRO_DEVICE_ID_LIGHTGUN_RELOAD 16 /*Forced off-screen shot*/ +#define RETRO_DEVICE_ID_LIGHTGUN_AUX_A 3 +#define RETRO_DEVICE_ID_LIGHTGUN_AUX_B 4 +#define RETRO_DEVICE_ID_LIGHTGUN_START 6 +#define RETRO_DEVICE_ID_LIGHTGUN_SELECT 7 +#define RETRO_DEVICE_ID_LIGHTGUN_AUX_C 8 +#define RETRO_DEVICE_ID_LIGHTGUN_DPAD_UP 9 +#define RETRO_DEVICE_ID_LIGHTGUN_DPAD_DOWN 10 +#define RETRO_DEVICE_ID_LIGHTGUN_DPAD_LEFT 11 +#define RETRO_DEVICE_ID_LIGHTGUN_DPAD_RIGHT 12 +/* deprecated */ +#define RETRO_DEVICE_ID_LIGHTGUN_X 0 /*Relative Position*/ +#define RETRO_DEVICE_ID_LIGHTGUN_Y 1 /*Relative*/ +#define RETRO_DEVICE_ID_LIGHTGUN_CURSOR 3 /*Use Aux:A*/ +#define RETRO_DEVICE_ID_LIGHTGUN_TURBO 4 /*Use Aux:B*/ +#define RETRO_DEVICE_ID_LIGHTGUN_PAUSE 5 /*Use Start*/ /* Id values for POINTER. */ #define RETRO_DEVICE_ID_POINTER_X 0 @@ -194,26 +254,31 @@ extern "C" { /* Id values for LANGUAGE */ enum retro_language { - RETRO_LANGUAGE_ENGLISH = 0, - RETRO_LANGUAGE_JAPANESE = 1, - RETRO_LANGUAGE_FRENCH = 2, - RETRO_LANGUAGE_SPANISH = 3, - RETRO_LANGUAGE_GERMAN = 4, - RETRO_LANGUAGE_ITALIAN = 5, - RETRO_LANGUAGE_DUTCH = 6, - RETRO_LANGUAGE_PORTUGUESE = 7, - RETRO_LANGUAGE_RUSSIAN = 8, - RETRO_LANGUAGE_KOREAN = 9, - RETRO_LANGUAGE_CHINESE_TRADITIONAL = 10, - RETRO_LANGUAGE_CHINESE_SIMPLIFIED = 11, + RETRO_LANGUAGE_ENGLISH = 0, + RETRO_LANGUAGE_JAPANESE = 1, + RETRO_LANGUAGE_FRENCH = 2, + RETRO_LANGUAGE_SPANISH = 3, + RETRO_LANGUAGE_GERMAN = 4, + RETRO_LANGUAGE_ITALIAN = 5, + RETRO_LANGUAGE_DUTCH = 6, + RETRO_LANGUAGE_PORTUGUESE_BRAZIL = 7, + RETRO_LANGUAGE_PORTUGUESE_PORTUGAL = 8, + RETRO_LANGUAGE_RUSSIAN = 9, + RETRO_LANGUAGE_KOREAN = 10, + RETRO_LANGUAGE_CHINESE_TRADITIONAL = 11, + RETRO_LANGUAGE_CHINESE_SIMPLIFIED = 12, + RETRO_LANGUAGE_ESPERANTO = 13, + RETRO_LANGUAGE_POLISH = 14, + RETRO_LANGUAGE_VIETNAMESE = 15, + RETRO_LANGUAGE_ARABIC = 16, RETRO_LANGUAGE_LAST, /* Ensure sizeof(enum) == sizeof(int) */ - RETRO_LANGUAGE_DUMMY = INT_MAX + RETRO_LANGUAGE_DUMMY = INT_MAX }; /* Passed to retro_get_memory_data/size(). - * If the memory type doesn't apply to the + * If the memory type doesn't apply to the * implementation NULL/0 can be returned. */ #define RETRO_MEMORY_MASK 0xff @@ -311,6 +376,10 @@ enum retro_key RETROK_x = 120, RETROK_y = 121, RETROK_z = 122, + RETROK_LEFTBRACE = 123, + RETROK_BAR = 124, + RETROK_RIGHTBRACE = 125, + RETROK_TILDE = 126, RETROK_DELETE = 127, RETROK_KP0 = 256, @@ -403,7 +472,7 @@ enum retro_mod RETROKMOD_DUMMY = INT_MAX /* Ensure sizeof(enum) == sizeof(int) */ }; -/* If set, this call is not part of the public libretro API yet. It can +/* If set, this call is not part of the public libretro API yet. It can * change or be removed at any time. */ #define RETRO_ENVIRONMENT_EXPERIMENTAL 0x10000 /* Environment callback to be used internally in frontend. */ @@ -413,11 +482,11 @@ enum retro_mod #define RETRO_ENVIRONMENT_SET_ROTATION 1 /* const unsigned * -- * Sets screen rotation of graphics. * Is only implemented if rotation can be accelerated by hardware. - * Valid values are 0, 1, 2, 3, which rotates screen by 0, 90, 180, + * Valid values are 0, 1, 2, 3, which rotates screen by 0, 90, 180, * 270 degrees counter-clockwise respectively. */ #define RETRO_ENVIRONMENT_GET_OVERSCAN 2 /* bool * -- - * Boolean value whether or not the implementation should use overscan, + * Boolean value whether or not the implementation should use overscan, * or crop away overscan. */ #define RETRO_ENVIRONMENT_GET_CAN_DUPE 3 /* bool * -- @@ -425,15 +494,15 @@ enum retro_mod * passing NULL to video frame callback. */ - /* Environ 4, 5 are no longer supported (GET_VARIABLE / SET_VARIABLES), + /* Environ 4, 5 are no longer supported (GET_VARIABLE / SET_VARIABLES), * and reserved to avoid possible ABI clash. */ #define RETRO_ENVIRONMENT_SET_MESSAGE 6 /* const struct retro_message * -- - * Sets a message to be displayed in implementation-specific manner + * Sets a message to be displayed in implementation-specific manner * for a certain amount of 'frames'. - * Should not be used for trivial messages, which should simply be - * logged via RETRO_ENVIRONMENT_GET_LOG_INTERFACE (or as a + * Should not be used for trivial messages, which should simply be + * logged via RETRO_ENVIRONMENT_GET_LOG_INTERFACE (or as a * fallback, stderr). */ #define RETRO_ENVIRONMENT_SHUTDOWN 7 /* N/A (NULL) -- @@ -461,15 +530,15 @@ enum retro_mod #define RETRO_ENVIRONMENT_GET_SYSTEM_DIRECTORY 9 /* const char ** -- * Returns the "system" directory of the frontend. - * This directory can be used to store system specific + * This directory can be used to store system specific * content such as BIOSes, configuration data, etc. * The returned value can be NULL. * If so, no such directory is defined, * and it's up to the implementation to find a suitable directory. * - * NOTE: Some cores used this folder also for "save" data such as + * NOTE: Some cores used this folder also for "save" data such as * memory cards, etc, for lack of a better place to put it. - * This is now discouraged, and if possible, cores should try to + * This is now discouraged, and if possible, cores should try to * use the new GET_SAVE_DIRECTORY. */ #define RETRO_ENVIRONMENT_SET_PIXEL_FORMAT 10 @@ -477,19 +546,19 @@ enum retro_mod * Sets the internal pixel format used by the implementation. * The default pixel format is RETRO_PIXEL_FORMAT_0RGB1555. * This pixel format however, is deprecated (see enum retro_pixel_format). - * If the call returns false, the frontend does not support this pixel + * If the call returns false, the frontend does not support this pixel * format. * - * This function should be called inside retro_load_game() or + * This function should be called inside retro_load_game() or * retro_get_system_av_info(). */ #define RETRO_ENVIRONMENT_SET_INPUT_DESCRIPTORS 11 /* const struct retro_input_descriptor * -- * Sets an array of retro_input_descriptors. * It is up to the frontend to present this in a usable way. - * The array is terminated by retro_input_descriptor::description + * The array is terminated by retro_input_descriptor::description * being set to NULL. - * This function can be called at any time, but it is recommended + * This function can be called at any time, but it is recommended * to call it as early as possible. */ #define RETRO_ENVIRONMENT_SET_KEYBOARD_CALLBACK 12 @@ -498,52 +567,52 @@ enum retro_mod */ #define RETRO_ENVIRONMENT_SET_DISK_CONTROL_INTERFACE 13 /* const struct retro_disk_control_callback * -- - * Sets an interface which frontend can use to eject and insert + * Sets an interface which frontend can use to eject and insert * disk images. - * This is used for games which consist of multiple images and + * This is used for games which consist of multiple images and * must be manually swapped out by the user (e.g. PSX). */ #define RETRO_ENVIRONMENT_SET_HW_RENDER 14 /* struct retro_hw_render_callback * -- - * Sets an interface to let a libretro core render with + * Sets an interface to let a libretro core render with * hardware acceleration. * Should be called in retro_load_game(). - * If successful, libretro cores will be able to render to a + * If successful, libretro cores will be able to render to a * frontend-provided framebuffer. - * The size of this framebuffer will be at least as large as + * The size of this framebuffer will be at least as large as * max_width/max_height provided in get_av_info(). - * If HW rendering is used, pass only RETRO_HW_FRAME_BUFFER_VALID or + * If HW rendering is used, pass only RETRO_HW_FRAME_BUFFER_VALID or * NULL to retro_video_refresh_t. */ #define RETRO_ENVIRONMENT_GET_VARIABLE 15 /* struct retro_variable * -- * Interface to acquire user-defined information from environment * that cannot feasibly be supported in a multi-system way. - * 'key' should be set to a key which has already been set by + * 'key' should be set to a key which has already been set by * SET_VARIABLES. * 'data' will be set to a value or NULL. */ #define RETRO_ENVIRONMENT_SET_VARIABLES 16 /* const struct retro_variable * -- * Allows an implementation to signal the environment - * which variables it might want to check for later using + * which variables it might want to check for later using * GET_VARIABLE. - * This allows the frontend to present these variables to + * This allows the frontend to present these variables to * a user dynamically. - * This should be called as early as possible (ideally in + * This should be called as early as possible (ideally in * retro_set_environment). * - * 'data' points to an array of retro_variable structs + * 'data' points to an array of retro_variable structs * terminated by a { NULL, NULL } element. - * retro_variable::key should be namespaced to not collide - * with other implementations' keys. E.g. A core called + * retro_variable::key should be namespaced to not collide + * with other implementations' keys. E.g. A core called * 'foo' should use keys named as 'foo_option'. - * retro_variable::value should contain a human readable - * description of the key as well as a '|' delimited list + * retro_variable::value should contain a human readable + * description of the key as well as a '|' delimited list * of expected values. * - * The number of possible options should be very limited, - * i.e. it should be feasible to cycle through options + * The number of possible options should be very limited, + * i.e. it should be feasible to cycle through options * without a keyboard. * * First entry should be treated as a default. @@ -551,11 +620,11 @@ enum retro_mod * Example entry: * { "foo_option", "Speed hack coprocessor X; false|true" } * - * Text before first ';' is description. This ';' must be - * followed by a space, and followed by a list of possible + * Text before first ';' is description. This ';' must be + * followed by a space, and followed by a list of possible * values split up with '|'. * - * Only strings are operated on. The possible values will + * Only strings are operated on. The possible values will * generally be displayed and stored as-is by the frontend. */ #define RETRO_ENVIRONMENT_GET_VARIABLE_UPDATE 17 @@ -566,72 +635,72 @@ enum retro_mod */ #define RETRO_ENVIRONMENT_SET_SUPPORT_NO_GAME 18 /* const bool * -- - * If true, the libretro implementation supports calls to + * If true, the libretro implementation supports calls to * retro_load_game() with NULL as argument. * Used by cores which can run without particular game data. * This should be called within retro_set_environment() only. */ #define RETRO_ENVIRONMENT_GET_LIBRETRO_PATH 19 /* const char ** -- - * Retrieves the absolute path from where this libretro + * Retrieves the absolute path from where this libretro * implementation was loaded. - * NULL is returned if the libretro was loaded statically - * (i.e. linked statically to frontend), or if the path cannot be + * NULL is returned if the libretro was loaded statically + * (i.e. linked statically to frontend), or if the path cannot be * determined. - * Mostly useful in cooperation with SET_SUPPORT_NO_GAME as assets can + * Mostly useful in cooperation with SET_SUPPORT_NO_GAME as assets can * be loaded without ugly hacks. */ - - /* Environment 20 was an obsolete version of SET_AUDIO_CALLBACK. + + /* Environment 20 was an obsolete version of SET_AUDIO_CALLBACK. * It was not used by any known core at the time, * and was removed from the API. */ #define RETRO_ENVIRONMENT_SET_AUDIO_CALLBACK 22 /* const struct retro_audio_callback * -- - * Sets an interface which is used to notify a libretro core about audio + * Sets an interface which is used to notify a libretro core about audio * being available for writing. - * The callback can be called from any thread, so a core using this must + * The callback can be called from any thread, so a core using this must * have a thread safe audio implementation. - * It is intended for games where audio and video are completely + * It is intended for games where audio and video are completely * asynchronous and audio can be generated on the fly. - * This interface is not recommended for use with emulators which have + * This interface is not recommended for use with emulators which have * highly synchronous audio. * - * The callback only notifies about writability; the libretro core still + * The callback only notifies about writability; the libretro core still * has to call the normal audio callbacks - * to write audio. The audio callbacks must be called from within the + * to write audio. The audio callbacks must be called from within the * notification callback. * The amount of audio data to write is up to the implementation. * Generally, the audio callback will be called continously in a loop. * - * Due to thread safety guarantees and lack of sync between audio and - * video, a frontend can selectively disallow this interface based on - * internal configuration. A core using this interface must also + * Due to thread safety guarantees and lack of sync between audio and + * video, a frontend can selectively disallow this interface based on + * internal configuration. A core using this interface must also * implement the "normal" audio interface. * - * A libretro core using SET_AUDIO_CALLBACK should also make use of + * A libretro core using SET_AUDIO_CALLBACK should also make use of * SET_FRAME_TIME_CALLBACK. */ #define RETRO_ENVIRONMENT_SET_FRAME_TIME_CALLBACK 21 /* const struct retro_frame_time_callback * -- - * Lets the core know how much time has passed since last + * Lets the core know how much time has passed since last * invocation of retro_run(). - * The frontend can tamper with the timing to fake fast-forward, + * The frontend can tamper with the timing to fake fast-forward, * slow-motion, frame stepping, etc. - * In this case the delta time will use the reference value + * In this case the delta time will use the reference value * in frame_time_callback.. */ #define RETRO_ENVIRONMENT_GET_RUMBLE_INTERFACE 23 /* struct retro_rumble_interface * -- - * Gets an interface which is used by a libretro core to set + * Gets an interface which is used by a libretro core to set * state of rumble motors in controllers. - * A strong and weak motor is supported, and they can be + * A strong and weak motor is supported, and they can be * controlled indepedently. */ #define RETRO_ENVIRONMENT_GET_INPUT_DEVICE_CAPABILITIES 24 /* uint64_t * -- - * Gets a bitmask telling which device type are expected to be + * Gets a bitmask telling which device type are expected to be * handled properly in a call to retro_input_state_t. - * Devices which are not handled or recognized always return + * Devices which are not handled or recognized always return * 0 in retro_input_state_t. * Example bitmask: caps = (1 << RETRO_DEVICE_JOYPAD) | (1 << RETRO_DEVICE_ANALOG). * Should only be called in retro_run(). @@ -640,63 +709,64 @@ enum retro_mod /* struct retro_sensor_interface * -- * Gets access to the sensor interface. * The purpose of this interface is to allow - * setting state related to sensors such as polling rate, + * setting state related to sensors such as polling rate, * enabling/disable it entirely, etc. - * Reading sensor state is done via the normal + * Reading sensor state is done via the normal * input_state_callback API. */ #define RETRO_ENVIRONMENT_GET_CAMERA_INTERFACE (26 | RETRO_ENVIRONMENT_EXPERIMENTAL) /* struct retro_camera_callback * -- * Gets an interface to a video camera driver. - * A libretro core can use this interface to get access to a + * A libretro core can use this interface to get access to a * video camera. - * New video frames are delivered in a callback in same + * New video frames are delivered in a callback in same * thread as retro_run(). * * GET_CAMERA_INTERFACE should be called in retro_load_game(). * - * Depending on the camera implementation used, camera frames + * Depending on the camera implementation used, camera frames * will be delivered as a raw framebuffer, * or as an OpenGL texture directly. * - * The core has to tell the frontend here which types of + * The core has to tell the frontend here which types of * buffers can be handled properly. - * An OpenGL texture can only be handled when using a + * An OpenGL texture can only be handled when using a * libretro GL core (SET_HW_RENDER). - * It is recommended to use a libretro GL core when + * It is recommended to use a libretro GL core when * using camera interface. * - * The camera is not started automatically. The retrieved start/stop + * The camera is not started automatically. The retrieved start/stop * functions must be used to explicitly * start and stop the camera driver. */ #define RETRO_ENVIRONMENT_GET_LOG_INTERFACE 27 /* struct retro_log_callback * -- - * Gets an interface for logging. This is useful for + * Gets an interface for logging. This is useful for * logging in a cross-platform way - * as certain platforms cannot use use stderr for logging. + * as certain platforms cannot use stderr for logging. * It also allows the frontend to * show logging information in a more suitable way. - * If this interface is not used, libretro cores should + * If this interface is not used, libretro cores should * log to stderr as desired. */ #define RETRO_ENVIRONMENT_GET_PERF_INTERFACE 28 /* struct retro_perf_callback * -- - * Gets an interface for performance counters. This is useful - * for performance logging in a cross-platform way and for detecting + * Gets an interface for performance counters. This is useful + * for performance logging in a cross-platform way and for detecting * architecture-specific features, such as SIMD support. */ #define RETRO_ENVIRONMENT_GET_LOCATION_INTERFACE 29 /* struct retro_location_callback * -- * Gets access to the location interface. - * The purpose of this interface is to be able to retrieve + * The purpose of this interface is to be able to retrieve * location-based information from the host device, * such as current latitude / longitude. */ -#define RETRO_ENVIRONMENT_GET_CONTENT_DIRECTORY 30 +#define RETRO_ENVIRONMENT_GET_CONTENT_DIRECTORY 30 /* Old name, kept for compatibility. */ +#define RETRO_ENVIRONMENT_GET_CORE_ASSETS_DIRECTORY 30 /* const char ** -- - * Returns the "content" directory of the frontend. - * This directory can be used to store specific assets that the + * Returns the "core assets" directory of the frontend. + * This directory can be used to store specific assets that the * core relies upon, such as art assets, * input data, etc etc. * The returned value can be NULL. @@ -706,75 +776,75 @@ enum retro_mod #define RETRO_ENVIRONMENT_GET_SAVE_DIRECTORY 31 /* const char ** -- * Returns the "save" directory of the frontend. - * This directory can be used to store SRAM, memory cards, + * This directory can be used to store SRAM, memory cards, * high scores, etc, if the libretro core * cannot use the regular memory interface (retro_get_memory_data()). * - * NOTE: libretro cores used to check GET_SYSTEM_DIRECTORY for + * NOTE: libretro cores used to check GET_SYSTEM_DIRECTORY for * similar things before. - * They should still check GET_SYSTEM_DIRECTORY if they want to + * They should still check GET_SYSTEM_DIRECTORY if they want to * be backwards compatible. - * The path here can be NULL. It should only be non-NULL if the + * The path here can be NULL. It should only be non-NULL if the * frontend user has set a specific save path. */ #define RETRO_ENVIRONMENT_SET_SYSTEM_AV_INFO 32 /* const struct retro_system_av_info * -- - * Sets a new av_info structure. This can only be called from + * Sets a new av_info structure. This can only be called from * within retro_run(). - * This should *only* be used if the core is completely altering the + * This should *only* be used if the core is completely altering the * internal resolutions, aspect ratios, timings, sampling rate, etc. - * Calling this can require a full reinitialization of video/audio + * Calling this can require a full reinitialization of video/audio * drivers in the frontend, * - * so it is important to call it very sparingly, and usually only with + * so it is important to call it very sparingly, and usually only with * the users explicit consent. - * An eventual driver reinitialize will happen so that video and + * An eventual driver reinitialize will happen so that video and * audio callbacks - * happening after this call within the same retro_run() call will + * happening after this call within the same retro_run() call will * target the newly initialized driver. * - * This callback makes it possible to support configurable resolutions + * This callback makes it possible to support configurable resolutions * in games, which can be useful to * avoid setting the "worst case" in max_width/max_height. * - * ***HIGHLY RECOMMENDED*** Do not call this callback every time + * ***HIGHLY RECOMMENDED*** Do not call this callback every time * resolution changes in an emulator core if it's - * expected to be a temporary change, for the reasons of possible + * expected to be a temporary change, for the reasons of possible * driver reinitialization. - * This call is not a free pass for not trying to provide - * correct values in retro_get_system_av_info(). If you need to change - * things like aspect ratio or nominal width/height, - * use RETRO_ENVIRONMENT_SET_GEOMETRY, which is a softer variant + * This call is not a free pass for not trying to provide + * correct values in retro_get_system_av_info(). If you need to change + * things like aspect ratio or nominal width/height, + * use RETRO_ENVIRONMENT_SET_GEOMETRY, which is a softer variant * of SET_SYSTEM_AV_INFO. * - * If this returns false, the frontend does not acknowledge a + * If this returns false, the frontend does not acknowledge a * changed av_info struct. */ #define RETRO_ENVIRONMENT_SET_PROC_ADDRESS_CALLBACK 33 /* const struct retro_get_proc_address_interface * -- - * Allows a libretro core to announce support for the + * Allows a libretro core to announce support for the * get_proc_address() interface. - * This interface allows for a standard way to extend libretro where + * This interface allows for a standard way to extend libretro where * use of environment calls are too indirect, * e.g. for cases where the frontend wants to call directly into the core. * - * If a core wants to expose this interface, SET_PROC_ADDRESS_CALLBACK + * If a core wants to expose this interface, SET_PROC_ADDRESS_CALLBACK * **MUST** be called from within retro_set_environment(). */ #define RETRO_ENVIRONMENT_SET_SUBSYSTEM_INFO 34 /* const struct retro_subsystem_info * -- * This environment call introduces the concept of libretro "subsystems". - * A subsystem is a variant of a libretro core which supports + * A subsystem is a variant of a libretro core which supports * different kinds of games. - * The purpose of this is to support e.g. emulators which might + * The purpose of this is to support e.g. emulators which might * have special needs, e.g. Super Nintendo's Super GameBoy, Sufami Turbo. - * It can also be used to pick among subsystems in an explicit way + * It can also be used to pick among subsystems in an explicit way * if the libretro implementation is a multi-system emulator itself. * * Loading a game via a subsystem is done with retro_load_game_special(), - * and this environment call allows a libretro core to expose which + * and this environment call allows a libretro core to expose which * subsystems are supported for use with retro_load_game_special(). - * A core passes an array of retro_game_special_info which is terminated + * A core passes an array of retro_game_special_info which is terminated * with a zeroed out retro_game_special_info struct. * * If a core wants to use this functionality, SET_SUBSYSTEM_INFO @@ -782,15 +852,15 @@ enum retro_mod */ #define RETRO_ENVIRONMENT_SET_CONTROLLER_INFO 35 /* const struct retro_controller_info * -- - * This environment call lets a libretro core tell the frontend - * which controller types are recognized in calls to + * This environment call lets a libretro core tell the frontend + * which controller types are recognized in calls to * retro_set_controller_port_device(). * * Some emulators such as Super Nintendo - * support multiple lightgun types which must be specifically + * support multiple lightgun types which must be specifically * selected from. - * It is therefore sometimes necessary for a frontend to be able - * to tell the core about a special kind of input device which is + * It is therefore sometimes necessary for a frontend to be able + * to tell the core about a special kind of input device which is * not covered by the libretro input API. * * In order for a frontend to understand the workings of an input device, @@ -798,52 +868,52 @@ enum retro_mod * of the generic device types already defined in the libretro API. * * Which devices are supported can vary per input port. - * The core must pass an array of const struct retro_controller_info which - * is terminated with a blanked out struct. Each element of the struct - * corresponds to an ascending port index to + * The core must pass an array of const struct retro_controller_info which + * is terminated with a blanked out struct. Each element of the struct + * corresponds to an ascending port index to * retro_set_controller_port_device(). - * Even if special device types are set in the libretro core, + * Even if special device types are set in the libretro core, * libretro should only poll input based on the base input device types. */ #define RETRO_ENVIRONMENT_SET_MEMORY_MAPS (36 | RETRO_ENVIRONMENT_EXPERIMENTAL) /* const struct retro_memory_map * -- - * This environment call lets a libretro core tell the frontend + * This environment call lets a libretro core tell the frontend * about the memory maps this core emulates. * This can be used to implement, for example, cheats in a core-agnostic way. * - * Should only be used by emulators; it doesn't make much sense for + * Should only be used by emulators; it doesn't make much sense for * anything else. - * It is recommended to expose all relevant pointers through + * It is recommended to expose all relevant pointers through * retro_get_memory_* as well. * * Can be called from retro_init and retro_load_game. */ #define RETRO_ENVIRONMENT_SET_GEOMETRY 37 /* const struct retro_game_geometry * -- - * This environment call is similar to SET_SYSTEM_AV_INFO for changing - * video parameters, but provides a guarantee that drivers will not be + * This environment call is similar to SET_SYSTEM_AV_INFO for changing + * video parameters, but provides a guarantee that drivers will not be * reinitialized. * This can only be called from within retro_run(). * - * The purpose of this call is to allow a core to alter nominal - * width/heights as well as aspect ratios on-the-fly, which can be + * The purpose of this call is to allow a core to alter nominal + * width/heights as well as aspect ratios on-the-fly, which can be * useful for some emulators to change in run-time. * * max_width/max_height arguments are ignored and cannot be changed - * with this call as this could potentially require a reinitialization or a + * with this call as this could potentially require a reinitialization or a * non-constant time operation. * If max_width/max_height are to be changed, SET_SYSTEM_AV_INFO is required. * - * A frontend must guarantee that this environment call completes in + * A frontend must guarantee that this environment call completes in * constant time. */ -#define RETRO_ENVIRONMENT_GET_USERNAME 38 +#define RETRO_ENVIRONMENT_GET_USERNAME 38 /* const char ** * Returns the specified username of the frontend, if specified by the user. - * This username can be used as a nickname for a core that has online facilities + * This username can be used as a nickname for a core that has online facilities * or any other mode where personalization of the user is desirable. * The returned value can be NULL. - * If this environ callback is used by a core that requires a valid username, + * If this environ callback is used by a core that requires a valid username, * a default username should be specified by the core. */ #define RETRO_ENVIRONMENT_GET_LANGUAGE 39 @@ -851,6 +921,315 @@ enum retro_mod * Returns the specified language of the frontend, if specified by the user. * It can be used by the core for localization purposes. */ +#define RETRO_ENVIRONMENT_GET_CURRENT_SOFTWARE_FRAMEBUFFER (40 | RETRO_ENVIRONMENT_EXPERIMENTAL) + /* struct retro_framebuffer * -- + * Returns a preallocated framebuffer which the core can use for rendering + * the frame into when not using SET_HW_RENDER. + * The framebuffer returned from this call must not be used + * after the current call to retro_run() returns. + * + * The goal of this call is to allow zero-copy behavior where a core + * can render directly into video memory, avoiding extra bandwidth cost by copying + * memory from core to video memory. + * + * If this call succeeds and the core renders into it, + * the framebuffer pointer and pitch can be passed to retro_video_refresh_t. + * If the buffer from GET_CURRENT_SOFTWARE_FRAMEBUFFER is to be used, + * the core must pass the exact + * same pointer as returned by GET_CURRENT_SOFTWARE_FRAMEBUFFER; + * i.e. passing a pointer which is offset from the + * buffer is undefined. The width, height and pitch parameters + * must also match exactly to the values obtained from GET_CURRENT_SOFTWARE_FRAMEBUFFER. + * + * It is possible for a frontend to return a different pixel format + * than the one used in SET_PIXEL_FORMAT. This can happen if the frontend + * needs to perform conversion. + * + * It is still valid for a core to render to a different buffer + * even if GET_CURRENT_SOFTWARE_FRAMEBUFFER succeeds. + * + * A frontend must make sure that the pointer obtained from this function is + * writeable (and readable). + */ + +#define RETRO_ENVIRONMENT_SET_HW_SHARED_CONTEXT (44 | RETRO_ENVIRONMENT_EXPERIMENTAL) + /* N/A (null) * -- + * The frontend will try to use a 'shared' hardware context (mostly applicable + * to OpenGL) when a hardware context is being set up. + * + * Returns true if the frontend supports shared hardware contexts and false + * if the frontend does not support shared hardware contexts. + * + * This will do nothing on its own until SET_HW_RENDER env callbacks are + * being used. + */ + +#define RETRO_ENVIRONMENT_GET_VFS_INTERFACE (45 | RETRO_ENVIRONMENT_EXPERIMENTAL) + /* struct retro_vfs_interface_info * -- + * Gets access to the VFS interface. + * VFS presence needs to be queried prior to load_game or any + * get_system/save/other_directory being called to let front end know + * core supports VFS before it starts handing out paths. + * It is recomended to do so in retro_set_environment */ + +/* VFS functionality */ + +/* File paths: + * File paths passed as parameters when using this api shall be well formed unix-style, + * using "/" (unquoted forward slash) as directory separator regardless of the platform's native separator. + * Paths shall also include at least one forward slash ("game.bin" is an invalid path, use "./game.bin" instead). + * Other than the directory separator, cores shall not make assumptions about path format: + * "C:/path/game.bin", "http://example.com/game.bin", "#game/game.bin", "./game.bin" (without quotes) are all valid paths. + * Cores may replace the basename or remove path components from the end, and/or add new components; + * however, cores shall not append "./", "../" or multiple consecutive forward slashes ("//") to paths they request to front end. + * The frontend is encouraged to make such paths work as well as it can, but is allowed to give up if the core alters paths too much. + * Frontends are encouraged, but not required, to support native file system paths (modulo replacing the directory separator, if applicable). + * Cores are allowed to try using them, but must remain functional if the front rejects such requests. + * Cores are encouraged to use the libretro-common filestream functions for file I/O, + * as they seamlessly integrate with VFS, deal with directory separator replacement as appropriate + * and provide platform-specific fallbacks in cases where front ends do not support VFS. */ + +/* Opaque file handle + * Introduced in VFS API v1 */ +struct retro_vfs_file_handle; + +/* File open flags + * Introduced in VFS API v1 */ +#define RETRO_VFS_FILE_ACCESS_READ (1 << 0) /* Read only mode */ +#define RETRO_VFS_FILE_ACCESS_WRITE (1 << 1) /* Write only mode, discard contents and overwrites existing file unless RETRO_VFS_FILE_ACCESS_UPDATE is also specified */ +#define RETRO_VFS_FILE_ACCESS_READ_WRITE (RETRO_VFS_FILE_ACCESS_READ | RETRO_VFS_FILE_ACCESS_WRITE) /* Read-write mode, discard contents and overwrites existing file unless RETRO_VFS_FILE_ACCESS_UPDATE is also specified*/ +#define RETRO_VFS_FILE_ACCESS_UPDATE_EXISTING (1 << 2) /* Prevents discarding content of existing files opened for writing */ + +/* These are only hints. The frontend may choose to ignore them. Other than RAM/CPU/etc use, + and how they react to unlikely external interference (for example someone else writing to that file, + or the file's server going down), behavior will not change. */ +#define RETRO_VFS_FILE_ACCESS_HINT_NONE (0) +/* Indicate that the file will be accessed many times. The frontend should aggressively cache everything. */ +#define RETRO_VFS_FILE_ACCESS_HINT_FREQUENT_ACCESS (1 << 0) + +/* Seek positions */ +#define RETRO_VFS_SEEK_POSITION_START 0 +#define RETRO_VFS_SEEK_POSITION_CURRENT 1 +#define RETRO_VFS_SEEK_POSITION_END 2 + +/* Get path from opaque handle. Returns the exact same path passed to file_open when getting the handle + * Introduced in VFS API v1 */ +typedef const char *(RETRO_CALLCONV *retro_vfs_get_path_t)(struct retro_vfs_file_handle *stream); + +/* Open a file for reading or writing. If path points to a directory, this will + * fail. Returns the opaque file handle, or NULL for error. + * Introduced in VFS API v1 */ +typedef struct retro_vfs_file_handle *(RETRO_CALLCONV *retro_vfs_open_t)(const char *path, unsigned mode, unsigned hints); + +/* Close the file and release its resources. Must be called if open_file returns non-NULL. Returns 0 on succes, -1 on failure. + * Whether the call succeeds ot not, the handle passed as parameter becomes invalid and should no longer be used. + * Introduced in VFS API v1 */ +typedef int (RETRO_CALLCONV *retro_vfs_close_t)(struct retro_vfs_file_handle *stream); + +/* Return the size of the file in bytes, or -1 for error. + * Introduced in VFS API v1 */ +typedef int64_t (RETRO_CALLCONV *retro_vfs_size_t)(struct retro_vfs_file_handle *stream); + +/* Get the current read / write position for the file. Returns - 1 for error. + * Introduced in VFS API v1 */ +typedef int64_t (RETRO_CALLCONV *retro_vfs_tell_t)(struct retro_vfs_file_handle *stream); + +/* Set the current read/write position for the file. Returns the new position, -1 for error. + * Introduced in VFS API v1 */ +typedef int64_t (RETRO_CALLCONV *retro_vfs_seek_t)(struct retro_vfs_file_handle *stream, int64_t offset, int seek_position); + +/* Read data from a file. Returns the number of bytes read, or -1 for error. + * Introduced in VFS API v1 */ +typedef int64_t (RETRO_CALLCONV *retro_vfs_read_t)(struct retro_vfs_file_handle *stream, void *s, uint64_t len); + +/* Write data to a file. Returns the number of bytes written, or -1 for error. + * Introduced in VFS API v1 */ +typedef int64_t (RETRO_CALLCONV *retro_vfs_write_t)(struct retro_vfs_file_handle *stream, const void *s, uint64_t len); + +/* Flush pending writes to file, if using buffered IO. Returns 0 on sucess, or -1 on failure. + * Introduced in VFS API v1 */ +typedef int (RETRO_CALLCONV *retro_vfs_flush_t)(struct retro_vfs_file_handle *stream); + +/* Delete the specified file. Returns 0 on success, -1 on failure + * Introduced in VFS API v1 */ +typedef int (RETRO_CALLCONV *retro_vfs_remove_t)(const char *path); + +/* Rename the specified file. Returns 0 on success, -1 on failure + * Introduced in VFS API v1 */ +typedef int (RETRO_CALLCONV *retro_vfs_rename_t)(const char *old_path, const char *new_path); + +struct retro_vfs_interface +{ + retro_vfs_get_path_t get_path; + retro_vfs_open_t open; + retro_vfs_close_t close; + retro_vfs_size_t size; + retro_vfs_tell_t tell; + retro_vfs_seek_t seek; + retro_vfs_read_t read; + retro_vfs_write_t write; + retro_vfs_flush_t flush; + retro_vfs_remove_t remove; + retro_vfs_rename_t rename; +}; + +struct retro_vfs_interface_info +{ + /* Set by core: should this be higher than the version the front end supports, + * front end will return false in the RETRO_ENVIRONMENT_GET_VFS_INTERFACE call + * Introduced in VFS API v1 */ + uint32_t required_interface_version; + + /* Frontend writes interface pointer here. The frontend also sets the actual + * version, must be at least required_interface_version. + * Introduced in VFS API v1 */ + struct retro_vfs_interface *iface; +}; + +enum retro_hw_render_interface_type +{ + RETRO_HW_RENDER_INTERFACE_VULKAN = 0, + RETRO_HW_RENDER_INTERFACE_D3D9 = 1, + RETRO_HW_RENDER_INTERFACE_D3D10 = 2, + RETRO_HW_RENDER_INTERFACE_D3D11 = 3, + RETRO_HW_RENDER_INTERFACE_D3D12 = 4, + RETRO_HW_RENDER_INTERFACE_DUMMY = INT_MAX +}; + +/* Base struct. All retro_hw_render_interface_* types + * contain at least these fields. */ +struct retro_hw_render_interface +{ + enum retro_hw_render_interface_type interface_type; + unsigned interface_version; +}; + + +#define RETRO_ENVIRONMENT_GET_LED_INTERFACE (46 | RETRO_ENVIRONMENT_EXPERIMENTAL) + /* struct retro_led_interface * -- + * Gets an interface which is used by a libretro core to set + * state of LEDs. + */ + +typedef void (RETRO_CALLCONV *retro_set_led_state_t)(int led, int state); +struct retro_led_interface +{ + retro_set_led_state_t set_led_state; +}; + +#define RETRO_ENVIRONMENT_GET_AUDIO_VIDEO_ENABLE (47 | RETRO_ENVIRONMENT_EXPERIMENTAL) + /* int * -- + * Tells the core if the frontend wants audio or video. + * If disabled, the frontend will discard the audio or video, + * so the core may decide to skip generating a frame or generating audio. + * This is mainly used for increasing performance. + * Bit 0 (value 1): Enable Video + * Bit 1 (value 2): Enable Audio + * Bit 2 (value 4): Use Fast Savestates. + * Bit 3 (value 8): Hard Disable Audio + * Other bits are reserved for future use and will default to zero. + * If video is disabled: + * * The frontend wants the core to not generate any video, + * including presenting frames via hardware acceleration. + * * The frontend's video frame callback will do nothing. + * * After running the frame, the video output of the next frame should be + * no different than if video was enabled, and saving and loading state + * should have no issues. + * If audio is disabled: + * * The frontend wants the core to not generate any audio. + * * The frontend's audio callbacks will do nothing. + * * After running the frame, the audio output of the next frame should be + * no different than if audio was enabled, and saving and loading state + * should have no issues. + * Fast Savestates: + * * Guaranteed to be created by the same binary that will load them. + * * Will not be written to or read from the disk. + * * Suggest that the core assumes loading state will succeed. + * * Suggest that the core updates its memory buffers in-place if possible. + * * Suggest that the core skips clearing memory. + * * Suggest that the core skips resetting the system. + * * Suggest that the core may skip validation steps. + * Hard Disable Audio: + * * Used for a secondary core when running ahead. + * * Indicates that the frontend will never need audio from the core. + * * Suggests that the core may stop synthesizing audio, but this should not + * compromise emulation accuracy. + * * Audio output for the next frame does not matter, and the frontend will + * never need an accurate audio state in the future. + * * State will never be saved when using Hard Disable Audio. + */ + +#define RETRO_ENVIRONMENT_GET_HW_RENDER_INTERFACE (41 | RETRO_ENVIRONMENT_EXPERIMENTAL) + /* const struct retro_hw_render_interface ** -- + * Returns an API specific rendering interface for accessing API specific data. + * Not all HW rendering APIs support or need this. + * The contents of the returned pointer is specific to the rendering API + * being used. See the various headers like libretro_vulkan.h, etc. + * + * GET_HW_RENDER_INTERFACE cannot be called before context_reset has been called. + * Similarly, after context_destroyed callback returns, + * the contents of the HW_RENDER_INTERFACE are invalidated. + */ + +#define RETRO_ENVIRONMENT_SET_SUPPORT_ACHIEVEMENTS (42 | RETRO_ENVIRONMENT_EXPERIMENTAL) + /* const bool * -- + * If true, the libretro implementation supports achievements + * either via memory descriptors set with RETRO_ENVIRONMENT_SET_MEMORY_MAPS + * or via retro_get_memory_data/retro_get_memory_size. + * + * This must be called before the first call to retro_run. + */ + +enum retro_hw_render_context_negotiation_interface_type +{ + RETRO_HW_RENDER_CONTEXT_NEGOTIATION_INTERFACE_VULKAN = 0, + RETRO_HW_RENDER_CONTEXT_NEGOTIATION_INTERFACE_DUMMY = INT_MAX +}; + +/* Base struct. All retro_hw_render_context_negotiation_interface_* types + * contain at least these fields. */ +struct retro_hw_render_context_negotiation_interface +{ + enum retro_hw_render_context_negotiation_interface_type interface_type; + unsigned interface_version; +}; +#define RETRO_ENVIRONMENT_SET_HW_RENDER_CONTEXT_NEGOTIATION_INTERFACE (43 | RETRO_ENVIRONMENT_EXPERIMENTAL) + /* const struct retro_hw_render_context_negotiation_interface * -- + * Sets an interface which lets the libretro core negotiate with frontend how a context is created. + * The semantics of this interface depends on which API is used in SET_HW_RENDER earlier. + * This interface will be used when the frontend is trying to create a HW rendering context, + * so it will be used after SET_HW_RENDER, but before the context_reset callback. + */ + +/* Serialized state is incomplete in some way. Set if serialization is + * usable in typical end-user cases but should not be relied upon to + * implement frame-sensitive frontend features such as netplay or + * rerecording. */ +#define RETRO_SERIALIZATION_QUIRK_INCOMPLETE (1 << 0) +/* The core must spend some time initializing before serialization is + * supported. retro_serialize() will initially fail; retro_unserialize() + * and retro_serialize_size() may or may not work correctly either. */ +#define RETRO_SERIALIZATION_QUIRK_MUST_INITIALIZE (1 << 1) +/* Serialization size may change within a session. */ +#define RETRO_SERIALIZATION_QUIRK_CORE_VARIABLE_SIZE (1 << 2) +/* Set by the frontend to acknowledge that it supports variable-sized + * states. */ +#define RETRO_SERIALIZATION_QUIRK_FRONT_VARIABLE_SIZE (1 << 3) +/* Serialized state can only be loaded during the same session. */ +#define RETRO_SERIALIZATION_QUIRK_SINGLE_SESSION (1 << 4) +/* Serialized state cannot be loaded on an architecture with a different + * endianness from the one it was saved on. */ +#define RETRO_SERIALIZATION_QUIRK_ENDIAN_DEPENDENT (1 << 5) +/* Serialized state cannot be loaded on a different platform from the one it + * was saved on for reasons other than endianness, such as word size + * dependence */ +#define RETRO_SERIALIZATION_QUIRK_PLATFORM_DEPENDENT (1 << 6) + +#define RETRO_ENVIRONMENT_SET_SERIALIZATION_QUIRKS 44 + /* uint64_t * -- + * Sets quirk flags associated with serialization. The frontend will zero any flags it doesn't + * recognize or support. Should be set in either retro_init or retro_load_game, but not both. + */ #define RETRO_MEMDESC_CONST (1 << 0) /* The frontend will never change this memory area once retro_load_game has returned. */ #define RETRO_MEMDESC_BIGENDIAN (1 << 1) /* The memory area contains big endian data. Default is little endian. */ @@ -865,56 +1244,56 @@ struct retro_memory_descriptor uint64_t flags; /* Pointer to the start of the relevant ROM or RAM chip. - * It's strongly recommended to use 'offset' if possible, rather than + * It's strongly recommended to use 'offset' if possible, rather than * doing math on the pointer. * - * If the same byte is mapped my multiple descriptors, their descriptors + * If the same byte is mapped my multiple descriptors, their descriptors * must have the same pointer. - * If 'start' does not point to the first byte in the pointer, put the + * If 'start' does not point to the first byte in the pointer, put the * difference in 'offset' instead. * - * May be NULL if there's nothing usable here (e.g. hardware registers and + * May be NULL if there's nothing usable here (e.g. hardware registers and * open bus). No flags should be set if the pointer is NULL. * It's recommended to minimize the number of descriptors if possible, * but not mandatory. */ void *ptr; size_t offset; - /* This is the location in the emulated address space + /* This is the location in the emulated address space * where the mapping starts. */ size_t start; /* Which bits must be same as in 'start' for this mapping to apply. - * The first memory descriptor to claim a certain byte is the one + * The first memory descriptor to claim a certain byte is the one * that applies. * A bit which is set in 'start' must also be set in this. - * Can be zero, in which case each byte is assumed mapped exactly once. + * Can be zero, in which case each byte is assumed mapped exactly once. * In this case, 'len' must be a power of two. */ size_t select; - /* If this is nonzero, the set bits are assumed not connected to the + /* If this is nonzero, the set bits are assumed not connected to the * memory chip's address pins. */ size_t disconnect; /* This one tells the size of the current memory area. - * If, after start+disconnect are applied, the address is higher than + * If, after start+disconnect are applied, the address is higher than * this, the highest bit of the address is cleared. * * If the address is still too high, the next highest bit is cleared. - * Can be zero, in which case it's assumed to be infinite (as limited + * Can be zero, in which case it's assumed to be infinite (as limited * by 'select' and 'disconnect'). */ size_t len; - /* To go from emulated address to physical address, the following + /* To go from emulated address to physical address, the following * order applies: - * Subtract 'start', pick off 'disconnect', apply 'len', add 'offset'. - * - * The address space name must consist of only a-zA-Z0-9_-, + * Subtract 'start', pick off 'disconnect', apply 'len', add 'offset'. */ + + /* The address space name must consist of only a-zA-Z0-9_-, * should be as short as feasible (maximum length is 8 plus the NUL), - * and may not be any other address space plus one or more 0-9A-F + * and may not be any other address space plus one or more 0-9A-F * at the end. - * However, multiple memory descriptors for the same address space is - * allowed, and the address space name can be empty. NULL is treated + * However, multiple memory descriptors for the same address space is + * allowed, and the address space name can be empty. NULL is treated * as empty. * * Address space names are case sensitive, but avoid lowercase if possible. @@ -928,27 +1307,58 @@ struct retro_memory_descriptor * 'a'+blank - valid ('a' is not in 0-9A-F) * 'a'+'A' - valid (neither is a prefix of each other) * 'AR'+blank - valid ('R' is not in 0-9A-F) - * 'ARB'+blank - valid (the B can't be part of the address either, because - * there is no namespace 'AR') - * blank+'B' - not valid, because it's ambigous which address space B1234 - * would refer to. - * The length can't be used for that purpose; the frontend may want + * 'ARB'+blank - valid (the B can't be part of the address either, because + * there is no namespace 'AR') + * blank+'B' - not valid, because it's ambigous which address space B1234 + * would refer to. + * The length can't be used for that purpose; the frontend may want * to append arbitrary data to an address, without a separator. */ const char *addrspace; + + /* TODO: When finalizing this one, add a description field, which should be + * "WRAM" or something roughly equally long. */ + + /* TODO: When finalizing this one, replace 'select' with 'limit', which tells + * which bits can vary and still refer to the same address (limit = ~select). + * TODO: limit? range? vary? something else? */ + + /* TODO: When finalizing this one, if 'len' is above what 'select' (or + * 'limit') allows, it's bankswitched. Bankswitched data must have both 'len' + * and 'select' != 0, and the mappings don't tell how the system switches the + * banks. */ + + /* TODO: When finalizing this one, fix the 'len' bit removal order. + * For len=0x1800, pointer 0x1C00 should go to 0x1400, not 0x0C00. + * Algorithm: Take bits highest to lowest, but if it goes above len, clear + * the most recent addition and continue on the next bit. + * TODO: Can the above be optimized? Is "remove the lowest bit set in both + * pointer and 'len'" equivalent? */ + + /* TODO: Some emulators (MAME?) emulate big endian systems by only accessing + * the emulated memory in 32-bit chunks, native endian. But that's nothing + * compared to Darek Mihocka + * (section Emulation 103 - Nearly Free Byte Reversal) - he flips the ENTIRE + * RAM backwards! I'll want to represent both of those, via some flags. + * + * I suspect MAME either didn't think of that idea, or don't want the #ifdef. + * Not sure which, nor do I really care. */ + + /* TODO: Some of those flags are unused and/or don't really make sense. Clean + * them up. */ }; -/* The frontend may use the largest value of 'start'+'select' in a +/* The frontend may use the largest value of 'start'+'select' in a * certain namespace to infer the size of the address space. * - * If the address space is larger than that, a mapping with .ptr=NULL - * should be at the end of the array, with .select set to all ones for + * If the address space is larger than that, a mapping with .ptr=NULL + * should be at the end of the array, with .select set to all ones for * as long as the address space is big. * * Sample descriptors (minus .ptr, and RETRO_MEMFLAG_ on the flags): * SNES WRAM: * .start=0x7E0000, .len=0x20000 - * (Note that this must be mapped before the ROM in most cases; some of the - * ROM mappers + * (Note that this must be mapped before the ROM in most cases; some of the + * ROM mappers * try to claim $7E0000, or at least $7E8000.) * SNES SPC700 RAM: * .addrspace="S", .len=0x10000 @@ -957,7 +1367,7 @@ struct retro_memory_descriptor * .flags=MIRROR, .start=0x800000, .select=0xC0E000, .len=0x2000 * SNES WRAM mirrors, alternate equivalent descriptor: * .flags=MIRROR, .select=0x40E000, .disconnect=~0x1FFF - * (Various similar constructions can be created by combining parts of + * (Various similar constructions can be created by combining parts of * the above two.) * SNES LoROM (512KB, mirrored a couple of times): * .flags=CONST, .start=0x008000, .select=0x408000, .disconnect=0x8000, .len=512*1024 @@ -983,13 +1393,13 @@ struct retro_memory_map struct retro_controller_description { - /* Human-readable description of the controller. Even if using a generic - * input device type, this can be set to the particular device type the + /* Human-readable description of the controller. Even if using a generic + * input device type, this can be set to the particular device type the * core uses. */ const char *desc; - /* Device type passed to retro_set_controller_port_device(). If the device - * type is a sub-class of a generic input device type, use the + /* Device type passed to retro_set_controller_port_device(). If the device + * type is a sub-class of a generic input device type, use the * RETRO_DEVICE_SUBCLASS macro to create an ID. * * E.g. RETRO_DEVICE_SUBCLASS(RETRO_DEVICE_JOYPAD, 1). */ @@ -1007,8 +1417,8 @@ struct retro_subsystem_memory_info /* The extension associated with a memory type, e.g. "psram". */ const char *extension; - /* The memory type for retro_get_memory(). This should be at - * least 0x100 to avoid conflict with standardized + /* The memory type for retro_get_memory(). This should be at + * least 0x100 to avoid conflict with standardized * libretro memory types. */ unsigned type; }; @@ -1027,11 +1437,11 @@ struct retro_subsystem_rom_info /* Same definition as retro_get_system_info(). */ bool block_extract; - /* This is set if the content is required to load a game. + /* This is set if the content is required to load a game. * If this is set to false, a zeroed-out retro_game_info can be passed. */ bool required; - /* Content can have multiple associated persistent + /* Content can have multiple associated persistent * memory types (retro_get_memory()). */ const struct retro_subsystem_memory_info *memory; unsigned num_memory; @@ -1049,38 +1459,38 @@ struct retro_subsystem_info */ const char *ident; - /* Infos for each content file. The first entry is assumed to be the + /* Infos for each content file. The first entry is assumed to be the * "most significant" content for frontend purposes. - * E.g. with Super GameBoy, the first content should be the GameBoy ROM, + * E.g. with Super GameBoy, the first content should be the GameBoy ROM, * as it is the most "significant" content to a user. - * If a frontend creates new file paths based on the content used + * If a frontend creates new file paths based on the content used * (e.g. savestates), it should use the path for the first ROM to do so. */ const struct retro_subsystem_rom_info *roms; /* Number of content files associated with a subsystem. */ unsigned num_roms; - + /* The type passed to retro_load_game_special(). */ unsigned id; }; -typedef void (*retro_proc_address_t)(void); +typedef void (RETRO_CALLCONV *retro_proc_address_t)(void); /* libretro API extension functions: * (None here so far). * * Get a symbol from a libretro core. - * Cores should only return symbols which are actual + * Cores should only return symbols which are actual * extensions to the libretro API. * - * Frontends should not use this to obtain symbols to standard + * Frontends should not use this to obtain symbols to standard * libretro entry points (static linking or dlsym). * - * The symbol name must be equal to the function name, + * The symbol name must be equal to the function name, * e.g. if void retro_foo(void); exists, the symbol must be called "retro_foo". * The returned function pointer must be cast to the corresponding type. */ -typedef retro_proc_address_t (*retro_get_proc_address_t)(const char *sym); +typedef retro_proc_address_t (RETRO_CALLCONV *retro_get_proc_address_t)(const char *sym); struct retro_get_proc_address_interface { @@ -1098,7 +1508,7 @@ enum retro_log_level }; /* Logging function. Takes log level argument as well. */ -typedef void (*retro_log_printf_t)(enum retro_log_level level, +typedef void (RETRO_CALLCONV *retro_log_printf_t)(enum retro_log_level level, const char *fmt, ...); struct retro_log_callback @@ -1125,6 +1535,12 @@ struct retro_log_callback #define RETRO_SIMD_VFPU (1 << 13) #define RETRO_SIMD_PS (1 << 14) #define RETRO_SIMD_AES (1 << 15) +#define RETRO_SIMD_VFPV3 (1 << 16) +#define RETRO_SIMD_VFPV4 (1 << 17) +#define RETRO_SIMD_POPCNT (1 << 18) +#define RETRO_SIMD_MOVBE (1 << 19) +#define RETRO_SIMD_CMOV (1 << 20) +#define RETRO_SIMD_ASIMD (1 << 21) typedef uint64_t retro_perf_tick_t; typedef int64_t retro_time_t; @@ -1142,34 +1558,34 @@ struct retro_perf_counter /* Returns current time in microseconds. * Tries to use the most accurate timer available. */ -typedef retro_time_t (*retro_perf_get_time_usec_t)(void); +typedef retro_time_t (RETRO_CALLCONV *retro_perf_get_time_usec_t)(void); /* A simple counter. Usually nanoseconds, but can also be CPU cycles. - * Can be used directly if desired (when creating a more sophisticated + * Can be used directly if desired (when creating a more sophisticated * performance counter system). * */ -typedef retro_perf_tick_t (*retro_perf_get_counter_t)(void); +typedef retro_perf_tick_t (RETRO_CALLCONV *retro_perf_get_counter_t)(void); /* Returns a bit-mask of detected CPU features (RETRO_SIMD_*). */ -typedef uint64_t (*retro_get_cpu_features_t)(void); +typedef uint64_t (RETRO_CALLCONV *retro_get_cpu_features_t)(void); /* Asks frontend to log and/or display the state of performance counters. * Performance counters can always be poked into manually as well. */ -typedef void (*retro_perf_log_t)(void); +typedef void (RETRO_CALLCONV *retro_perf_log_t)(void); /* Register a performance counter. - * ident field must be set with a discrete value and other values in + * ident field must be set with a discrete value and other values in * retro_perf_counter must be 0. - * Registering can be called multiple times. To avoid calling to + * Registering can be called multiple times. To avoid calling to * frontend redundantly, you can check registered field first. */ -typedef void (*retro_perf_register_t)(struct retro_perf_counter *counter); +typedef void (RETRO_CALLCONV *retro_perf_register_t)(struct retro_perf_counter *counter); /* Starts a registered counter. */ -typedef void (*retro_perf_start_t)(struct retro_perf_counter *counter); +typedef void (RETRO_CALLCONV *retro_perf_start_t)(struct retro_perf_counter *counter); /* Stops a registered counter. */ -typedef void (*retro_perf_stop_t)(struct retro_perf_counter *counter); +typedef void (RETRO_CALLCONV *retro_perf_stop_t)(struct retro_perf_counter *counter); /* For convenience it can be useful to wrap register, start and stop in macros. * E.g.: @@ -1232,10 +1648,10 @@ enum retro_sensor_action #define RETRO_SENSOR_ACCELEROMETER_Y 1 #define RETRO_SENSOR_ACCELEROMETER_Z 2 -typedef bool (*retro_set_sensor_state_t)(unsigned port, +typedef bool (RETRO_CALLCONV *retro_set_sensor_state_t)(unsigned port, enum retro_sensor_action action, unsigned rate); -typedef float (*retro_sensor_get_input_t)(unsigned port, unsigned id); +typedef float (RETRO_CALLCONV *retro_sensor_get_input_t)(unsigned port, unsigned id); struct retro_sensor_interface { @@ -1252,76 +1668,80 @@ enum retro_camera_buffer }; /* Starts the camera driver. Can only be called in retro_run(). */ -typedef bool (*retro_camera_start_t)(void); +typedef bool (RETRO_CALLCONV *retro_camera_start_t)(void); /* Stops the camera driver. Can only be called in retro_run(). */ -typedef void (*retro_camera_stop_t)(void); +typedef void (RETRO_CALLCONV *retro_camera_stop_t)(void); -/* Callback which signals when the camera driver is initialized +/* Callback which signals when the camera driver is initialized * and/or deinitialized. * retro_camera_start_t can be called in initialized callback. */ -typedef void (*retro_camera_lifetime_status_t)(void); +typedef void (RETRO_CALLCONV *retro_camera_lifetime_status_t)(void); /* A callback for raw framebuffer data. buffer points to an XRGB8888 buffer. * Width, height and pitch are similar to retro_video_refresh_t. * First pixel is top-left origin. */ -typedef void (*retro_camera_frame_raw_framebuffer_t)(const uint32_t *buffer, +typedef void (RETRO_CALLCONV *retro_camera_frame_raw_framebuffer_t)(const uint32_t *buffer, unsigned width, unsigned height, size_t pitch); /* A callback for when OpenGL textures are used. * * texture_id is a texture owned by camera driver. - * Its state or content should be considered immutable, except for things like + * Its state or content should be considered immutable, except for things like * texture filtering and clamping. * * texture_target is the texture target for the GL texture. - * These can include e.g. GL_TEXTURE_2D, GL_TEXTURE_RECTANGLE, and possibly + * These can include e.g. GL_TEXTURE_2D, GL_TEXTURE_RECTANGLE, and possibly * more depending on extensions. * - * affine points to a packed 3x3 column-major matrix used to apply an affine + * affine points to a packed 3x3 column-major matrix used to apply an affine * transform to texture coordinates. (affine_matrix * vec3(coord_x, coord_y, 1.0)) - * After transform, normalized texture coord (0, 0) should be bottom-left + * After transform, normalized texture coord (0, 0) should be bottom-left * and (1, 1) should be top-right (or (width, height) for RECTANGLE). * - * GL-specific typedefs are avoided here to avoid relying on gl.h in + * GL-specific typedefs are avoided here to avoid relying on gl.h in * the API definition. */ -typedef void (*retro_camera_frame_opengl_texture_t)(unsigned texture_id, +typedef void (RETRO_CALLCONV *retro_camera_frame_opengl_texture_t)(unsigned texture_id, unsigned texture_target, const float *affine); struct retro_camera_callback { - /* Set by libretro core. + /* Set by libretro core. * Example bitmask: caps = (1 << RETRO_CAMERA_BUFFER_OPENGL_TEXTURE) | (1 << RETRO_CAMERA_BUFFER_RAW_FRAMEBUFFER). */ - uint64_t caps; + uint64_t caps; - unsigned width; /* Desired resolution for camera. Is only used as a hint. */ + /* Desired resolution for camera. Is only used as a hint. */ + unsigned width; unsigned height; - retro_camera_start_t start; /* Set by frontend. */ - retro_camera_stop_t stop; /* Set by frontend. */ + + /* Set by frontend. */ + retro_camera_start_t start; + retro_camera_stop_t stop; /* Set by libretro core if raw framebuffer callbacks will be used. */ retro_camera_frame_raw_framebuffer_t frame_raw_framebuffer; - /* Set by libretro core if OpenGL texture callbacks will be used. */ - retro_camera_frame_opengl_texture_t frame_opengl_texture; - /* Set by libretro core. Called after camera driver is initialized and + /* Set by libretro core if OpenGL texture callbacks will be used. */ + retro_camera_frame_opengl_texture_t frame_opengl_texture; + + /* Set by libretro core. Called after camera driver is initialized and * ready to be started. * Can be NULL, in which this callback is not called. */ retro_camera_lifetime_status_t initialized; - /* Set by libretro core. Called right before camera driver is + /* Set by libretro core. Called right before camera driver is * deinitialized. * Can be NULL, in which this callback is not called. */ retro_camera_lifetime_status_t deinitialized; }; -/* Sets the interval of time and/or distance at which to update/poll +/* Sets the interval of time and/or distance at which to update/poll * location-based data. * * To ensure compatibility with all location-based implementations, @@ -1330,28 +1750,28 @@ struct retro_camera_callback * interval_ms is the interval expressed in milliseconds. * interval_distance is the distance interval expressed in meters. */ -typedef void (*retro_location_set_interval_t)(unsigned interval_ms, +typedef void (RETRO_CALLCONV *retro_location_set_interval_t)(unsigned interval_ms, unsigned interval_distance); /* Start location services. The device will start listening for changes to the - * current location at regular intervals (which are defined with + * current location at regular intervals (which are defined with * retro_location_set_interval_t). */ -typedef bool (*retro_location_start_t)(void); +typedef bool (RETRO_CALLCONV *retro_location_start_t)(void); -/* Stop location services. The device will stop listening for changes +/* Stop location services. The device will stop listening for changes * to the current location. */ -typedef void (*retro_location_stop_t)(void); +typedef void (RETRO_CALLCONV *retro_location_stop_t)(void); -/* Get the position of the current location. Will set parameters to +/* Get the position of the current location. Will set parameters to * 0 if no new location update has happened since the last time. */ -typedef bool (*retro_location_get_position_t)(double *lat, double *lon, +typedef bool (RETRO_CALLCONV *retro_location_get_position_t)(double *lat, double *lon, double *horiz_accuracy, double *vert_accuracy); -/* Callback which signals when the location driver is initialized +/* Callback which signals when the location driver is initialized * and/or deinitialized. * retro_location_start_t can be called in initialized callback. */ -typedef void (*retro_location_lifetime_status_t)(void); +typedef void (RETRO_CALLCONV *retro_location_lifetime_status_t)(void); struct retro_location_callback { @@ -1372,14 +1792,14 @@ enum retro_rumble_effect RETRO_RUMBLE_DUMMY = INT_MAX }; -/* Sets rumble state for joypad plugged in port 'port'. +/* Sets rumble state for joypad plugged in port 'port'. * Rumble effects are controlled independently, * and setting e.g. strong rumble does not override weak rumble. * Strength has a range of [0, 0xffff]. * - * Returns true if rumble state request was honored. + * Returns true if rumble state request was honored. * Calling this before first retro_run() is likely to return false. */ -typedef bool (*retro_set_rumble_state_t)(unsigned port, +typedef bool (RETRO_CALLCONV *retro_set_rumble_state_t)(unsigned port, enum retro_rumble_effect effect, uint16_t strength); struct retro_rumble_interface @@ -1388,16 +1808,16 @@ struct retro_rumble_interface }; /* Notifies libretro that audio data should be written. */ -typedef void (*retro_audio_callback_t)(void); +typedef void (RETRO_CALLCONV *retro_audio_callback_t)(void); -/* True: Audio driver in frontend is active, and callback is +/* True: Audio driver in frontend is active, and callback is * expected to be called regularily. - * False: Audio driver in frontend is paused or inactive. - * Audio callback will not be called until set_state has been + * False: Audio driver in frontend is paused or inactive. + * Audio callback will not be called until set_state has been * called with true. * Initial state is false (inactive). */ -typedef void (*retro_audio_set_state_callback_t)(bool enabled); +typedef void (RETRO_CALLCONV *retro_audio_set_state_callback_t)(bool enabled); struct retro_audio_callback { @@ -1405,21 +1825,21 @@ struct retro_audio_callback retro_audio_set_state_callback_t set_state; }; -/* Notifies a libretro core of time spent since last invocation +/* Notifies a libretro core of time spent since last invocation * of retro_run() in microseconds. * * It will be called right before retro_run() every frame. - * The frontend can tamper with timing to support cases like + * The frontend can tamper with timing to support cases like * fast-forward, slow-motion and framestepping. * * In those scenarios the reference frame time value will be used. */ typedef int64_t retro_usec_t; -typedef void (*retro_frame_time_callback_t)(retro_usec_t usec); +typedef void (RETRO_CALLCONV *retro_frame_time_callback_t)(retro_usec_t usec); struct retro_frame_time_callback { retro_frame_time_callback_t callback; - /* Represents the time of one frame. It is computed as - * 1000000 / fps, but the implementation will resolve the + /* Represents the time of one frame. It is computed as + * 1000000 / fps, but the implementation will resolve the * rounding to ensure that framestepping, etc is exact. */ retro_usec_t reference; }; @@ -1435,24 +1855,24 @@ struct retro_frame_time_callback * it should implement context_destroy callback. * If called, all GPU resources must be reinitialized. * Usually called when frontend reinits video driver. - * Also called first time video driver is initialized, + * Also called first time video driver is initialized, * allowing libretro core to initialize resources. */ -typedef void (*retro_hw_context_reset_t)(void); +typedef void (RETRO_CALLCONV *retro_hw_context_reset_t)(void); /* Gets current framebuffer which is to be rendered to. * Could change every frame potentially. */ -typedef uintptr_t (*retro_hw_get_current_framebuffer_t)(void); +typedef uintptr_t (RETRO_CALLCONV *retro_hw_get_current_framebuffer_t)(void); /* Get a symbol from HW context. */ -typedef retro_proc_address_t (*retro_hw_get_proc_address_t)(const char *sym); +typedef retro_proc_address_t (RETRO_CALLCONV *retro_hw_get_proc_address_t)(const char *sym); enum retro_hw_context_type { RETRO_HW_CONTEXT_NONE = 0, /* OpenGL 2.x. Driver can choose to use latest compatibility context. */ - RETRO_HW_CONTEXT_OPENGL = 1, + RETRO_HW_CONTEXT_OPENGL = 1, /* OpenGL ES 2.0. */ RETRO_HW_CONTEXT_OPENGLES2 = 2, /* Modern desktop core GL context. Use version_major/ @@ -1464,6 +1884,13 @@ enum retro_hw_context_type * use the corresponding enums directly. */ RETRO_HW_CONTEXT_OPENGLES_VERSION = 5, + /* Vulkan, see RETRO_ENVIRONMENT_GET_HW_RENDER_INTERFACE. */ + RETRO_HW_CONTEXT_VULKAN = 6, + + /* Direct3D, set version_major to select the type of interface + * returned by RETRO_ENVIRONMENT_GET_HW_RENDER_INTERFACE */ + RETRO_HW_CONTEXT_DIRECT3D = 7, + RETRO_HW_CONTEXT_DUMMY = INT_MAX }; @@ -1475,10 +1902,10 @@ struct retro_hw_render_callback /* Called when a context has been created or when it has been reset. * An OpenGL context is only valid after context_reset() has been called. * - * When context_reset is called, OpenGL resources in the libretro + * When context_reset is called, OpenGL resources in the libretro * implementation are guaranteed to be invalid. * - * It is possible that context_reset is called multiple times during an + * It is possible that context_reset is called multiple times during an * application lifecycle. * If context_reset is called without any notification (context_destroy), * the OpenGL context was lost and resources should just be recreated @@ -1486,58 +1913,65 @@ struct retro_hw_render_callback */ retro_hw_context_reset_t context_reset; - /* Set by frontend. */ + /* Set by frontend. + * TODO: This is rather obsolete. The frontend should not + * be providing preallocated framebuffers. */ retro_hw_get_current_framebuffer_t get_current_framebuffer; - /* Set by frontend. */ + /* Set by frontend. + * Can return all relevant functions, including glClear on Windows. */ retro_hw_get_proc_address_t get_proc_address; - /* Set if render buffers should have depth component attached. */ + /* Set if render buffers should have depth component attached. + * TODO: Obsolete. */ bool depth; - /* Set if stencil buffers should be attached. */ + /* Set if stencil buffers should be attached. + * TODO: Obsolete. */ bool stencil; - /* If depth and stencil are true, a packed 24/8 buffer will be added. + /* If depth and stencil are true, a packed 24/8 buffer will be added. * Only attaching stencil is invalid and will be ignored. */ - /* Use conventional bottom-left origin convention. If false, - * standard libretro top-left origin semantics are used. */ + /* Use conventional bottom-left origin convention. If false, + * standard libretro top-left origin semantics are used. + * TODO: Move to GL specific interface. */ bool bottom_left_origin; - + /* Major version number for core GL context or GLES 3.1+. */ unsigned version_major; /* Minor version number for core GL context or GLES 3.1+. */ unsigned version_minor; - /* If this is true, the frontend will go very far to avoid + /* If this is true, the frontend will go very far to avoid * resetting context in scenarios like toggling fullscreen, etc. + * TODO: Obsolete? Maybe frontend should just always assume this ... */ bool cache_context; - /* The reset callback might still be called in extreme situations + /* The reset callback might still be called in extreme situations * such as if the context is lost beyond recovery. * - * For optimal stability, set this to false, and allow context to be + * For optimal stability, set this to false, and allow context to be * reset at any time. */ - - /* A callback to be called before the context is destroyed in a + + /* A callback to be called before the context is destroyed in a * controlled way by the frontend. */ retro_hw_context_reset_t context_destroy; /* OpenGL resources can be deinitialized cleanly at this step. - * context_destroy can be set to NULL, in which resources will + * context_destroy can be set to NULL, in which resources will * just be destroyed without any notification. * - * Even when context_destroy is non-NULL, it is possible that + * Even when context_destroy is non-NULL, it is possible that * context_reset is called without any destroy notification. - * This happens if context is lost by external factors (such as + * This happens if context is lost by external factors (such as * notified by GL_ARB_robustness). * * In this case, the context is assumed to be already dead, - * and the libretro implementation must not try to free any OpenGL + * and the libretro implementation must not try to free any OpenGL * resources in the subsequent context_reset. */ @@ -1545,7 +1979,7 @@ struct retro_hw_render_callback bool debug_context; }; -/* Callback type passed in RETRO_ENVIRONMENT_SET_KEYBOARD_CALLBACK. +/* Callback type passed in RETRO_ENVIRONMENT_SET_KEYBOARD_CALLBACK. * Called by the frontend in response to keyboard events. * down is set if the key is being pressed, or false if it is being released. * keycode is the RETROK value of the char. @@ -1553,16 +1987,16 @@ struct retro_hw_render_callback * key_modifiers is a set of RETROKMOD values or'ed together. * * The pressed/keycode state can be indepedent of the character. - * It is also possible that multiple characters are generated from a + * It is also possible that multiple characters are generated from a * single keypress. * Keycode events should be treated separately from character events. * However, when possible, the frontend should try to synchronize these. * If only a character is posted, keycode should be RETROK_UNKNOWN. * - * Similarily if only a keycode event is generated with no corresponding + * Similarily if only a keycode event is generated with no corresponding * character, character should be 0. */ -typedef void (*retro_keyboard_event_t)(bool down, unsigned keycode, +typedef void (RETRO_CALLCONV *retro_keyboard_event_t)(bool down, unsigned keycode, uint32_t character, uint16_t key_modifiers); struct retro_keyboard_callback @@ -1571,39 +2005,39 @@ struct retro_keyboard_callback }; /* Callbacks for RETRO_ENVIRONMENT_SET_DISK_CONTROL_INTERFACE. - * Should be set for implementations which can swap out multiple disk + * Should be set for implementations which can swap out multiple disk * images in runtime. * * If the implementation can do this automatically, it should strive to do so. * However, there are cases where the user must manually do so. * - * Overview: To swap a disk image, eject the disk image with + * Overview: To swap a disk image, eject the disk image with * set_eject_state(true). - * Set the disk index with set_image_index(index). Insert the disk again + * Set the disk index with set_image_index(index). Insert the disk again * with set_eject_state(false). */ /* If ejected is true, "ejects" the virtual disk tray. * When ejected, the disk image index can be set. */ -typedef bool (*retro_set_eject_state_t)(bool ejected); +typedef bool (RETRO_CALLCONV *retro_set_eject_state_t)(bool ejected); /* Gets current eject state. The initial state is 'not ejected'. */ -typedef bool (*retro_get_eject_state_t)(void); +typedef bool (RETRO_CALLCONV *retro_get_eject_state_t)(void); /* Gets current disk index. First disk is index 0. * If return value is >= get_num_images(), no disk is currently inserted. */ -typedef unsigned (*retro_get_image_index_t)(void); +typedef unsigned (RETRO_CALLCONV *retro_get_image_index_t)(void); /* Sets image index. Can only be called when disk is ejected. - * The implementation supports setting "no disk" by using an + * The implementation supports setting "no disk" by using an * index >= get_num_images(). */ -typedef bool (*retro_set_image_index_t)(unsigned index); +typedef bool (RETRO_CALLCONV *retro_set_image_index_t)(unsigned index); /* Gets total number of images which are available to use. */ -typedef unsigned (*retro_get_num_images_t)(void); +typedef unsigned (RETRO_CALLCONV *retro_get_num_images_t)(void); struct retro_game_info; @@ -1611,22 +2045,22 @@ struct retro_game_info; * Arguments to pass in info have same requirements as retro_load_game(). * Virtual disk tray must be ejected when calling this. * - * Replacing a disk image with info = NULL will remove the disk image + * Replacing a disk image with info = NULL will remove the disk image * from the internal list. * As a result, calls to get_image_index() can change. * - * E.g. replace_image_index(1, NULL), and previous get_image_index() + * E.g. replace_image_index(1, NULL), and previous get_image_index() * returned 4 before. * Index 1 will be removed, and the new index is 3. */ -typedef bool (*retro_replace_image_index_t)(unsigned index, +typedef bool (RETRO_CALLCONV *retro_replace_image_index_t)(unsigned index, const struct retro_game_info *info); /* Adds a new valid index (get_num_images()) to the internal disk list. * This will increment subsequent return values from get_num_images() by 1. - * This image index cannot be used until a disk image has been set + * This image index cannot be used until a disk image has been set * with replace_image_index. */ -typedef bool (*retro_add_image_index_t)(void); +typedef bool (RETRO_CALLCONV *retro_add_image_index_t)(void); struct retro_disk_control_callback { @@ -1655,7 +2089,7 @@ enum retro_pixel_format /* RGB565, native endian. * This pixel format is the recommended format to use if a 15/16-bit - * format is desired as it is the pixel format that is typically + * format is desired as it is the pixel format that is typically * available on a wide range of low-power devices. * * It is also natively supported in APIs like OpenGL ES. */ @@ -1685,43 +2119,43 @@ struct retro_input_descriptor /* Human readable description for parameters. * The pointer must remain valid until * retro_unload_game() is called. */ - const char *description; + const char *description; }; struct retro_system_info { - /* All pointers are owned by libretro implementation, and pointers must + /* All pointers are owned by libretro implementation, and pointers must * remain valid until retro_deinit() is called. */ - const char *library_name; /* Descriptive name of library. Should not + const char *library_name; /* Descriptive name of library. Should not * contain any version numbers, etc. */ const char *library_version; /* Descriptive version of core. */ - const char *valid_extensions; /* A string listing probably content - * extensions the core will be able to + const char *valid_extensions; /* A string listing probably content + * extensions the core will be able to * load, separated with pipe. * I.e. "bin|rom|iso". - * Typically used for a GUI to filter + * Typically used for a GUI to filter * out extensions. */ - /* If true, retro_load_game() is guaranteed to provide a valid pathname + /* If true, retro_load_game() is guaranteed to provide a valid pathname * in retro_game_info::path. * ::data and ::size are both invalid. * - * If false, ::data and ::size are guaranteed to be valid, but ::path + * If false, ::data and ::size are guaranteed to be valid, but ::path * might not be valid. * - * This is typically set to true for libretro implementations that must + * This is typically set to true for libretro implementations that must * load from file. - * Implementations should strive for setting this to false, as it allows + * Implementations should strive for setting this to false, as it allows * the frontend to perform patching, etc. */ - bool need_fullpath; + bool need_fullpath; - /* If true, the frontend is not allowed to extract any archives before + /* If true, the frontend is not allowed to extract any archives before * loading the real content. - * Necessary for certain libretro implementations that load games + * Necessary for certain libretro implementations that load games * from zipped archives. */ - bool block_extract; + bool block_extract; }; struct retro_game_geometry @@ -1753,14 +2187,14 @@ struct retro_system_av_info struct retro_variable { /* Variable to query in RETRO_ENVIRONMENT_GET_VARIABLE. - * If NULL, obtains the complete environment string if more + * If NULL, obtains the complete environment string if more * complex parsing is necessary. - * The environment string is formatted as key-value pairs + * The environment string is formatted as key-value pairs * delimited by semicolons as so: * "key1=value1;key2=value2;..." */ const char *key; - + /* Value to be obtained. If key does not exist, it is set to NULL. */ const char *value; }; @@ -1768,42 +2202,74 @@ struct retro_variable struct retro_game_info { const char *path; /* Path to game, UTF-8 encoded. - * Usually used as a reference. - * May be NULL if rom was loaded from stdin - * or similar. - * retro_system_info::need_fullpath guaranteed + * Sometimes used as a reference for building other paths. + * May be NULL if game was loaded from stdin or similar, + * but in this case some cores will be unable to load `data`. + * So, it is preferable to fabricate something here instead + * of passing NULL, which will help more cores to succeed. + * retro_system_info::need_fullpath requires * that this path is valid. */ - const void *data; /* Memory buffer of loaded game. Will be NULL + const void *data; /* Memory buffer of loaded game. Will be NULL * if need_fullpath was set. */ size_t size; /* Size of memory buffer. */ const char *meta; /* String of implementation specific meta-data. */ }; +#define RETRO_MEMORY_ACCESS_WRITE (1 << 0) + /* The core will write to the buffer provided by retro_framebuffer::data. */ +#define RETRO_MEMORY_ACCESS_READ (1 << 1) + /* The core will read from retro_framebuffer::data. */ +#define RETRO_MEMORY_TYPE_CACHED (1 << 0) + /* The memory in data is cached. + * If not cached, random writes and/or reading from the buffer is expected to be very slow. */ +struct retro_framebuffer +{ + void *data; /* The framebuffer which the core can render into. + Set by frontend in GET_CURRENT_SOFTWARE_FRAMEBUFFER. + The initial contents of data are unspecified. */ + unsigned width; /* The framebuffer width used by the core. Set by core. */ + unsigned height; /* The framebuffer height used by the core. Set by core. */ + size_t pitch; /* The number of bytes between the beginning of a scanline, + and beginning of the next scanline. + Set by frontend in GET_CURRENT_SOFTWARE_FRAMEBUFFER. */ + enum retro_pixel_format format; /* The pixel format the core must use to render into data. + This format could differ from the format used in + SET_PIXEL_FORMAT. + Set by frontend in GET_CURRENT_SOFTWARE_FRAMEBUFFER. */ + + unsigned access_flags; /* How the core will access the memory in the framebuffer. + RETRO_MEMORY_ACCESS_* flags. + Set by core. */ + unsigned memory_flags; /* Flags telling core how the memory has been mapped. + RETRO_MEMORY_TYPE_* flags. + Set by frontend in GET_CURRENT_SOFTWARE_FRAMEBUFFER. */ +}; + /* Callbacks */ -/* Environment callback. Gives implementations a way of performing +/* Environment callback. Gives implementations a way of performing * uncommon tasks. Extensible. */ -typedef bool (*retro_environment_t)(unsigned cmd, void *data); +typedef bool (RETRO_CALLCONV *retro_environment_t)(unsigned cmd, void *data); -/* Render a frame. Pixel format is 15-bit 0RGB1555 native endian +/* Render a frame. Pixel format is 15-bit 0RGB1555 native endian * unless changed (see RETRO_ENVIRONMENT_SET_PIXEL_FORMAT). * * Width and height specify dimensions of buffer. * Pitch specifices length in bytes between two lines in buffer. * - * For performance reasons, it is highly recommended to have a frame + * For performance reasons, it is highly recommended to have a frame * that is packed in memory, i.e. pitch == width * byte_per_pixel. - * Certain graphic APIs, such as OpenGL ES, do not like textures + * Certain graphic APIs, such as OpenGL ES, do not like textures * that are not packed in memory. */ -typedef void (*retro_video_refresh_t)(const void *data, unsigned width, +typedef void (RETRO_CALLCONV *retro_video_refresh_t)(const void *data, unsigned width, unsigned height, size_t pitch); -/* Renders a single audio frame. Should only be used if implementation +/* Renders a single audio frame. Should only be used if implementation * generates a single sample at a time. * Format is signed 16-bit native endian. */ -typedef void (*retro_audio_sample_t)(int16_t left, int16_t right); +typedef void (RETRO_CALLCONV *retro_audio_sample_t)(int16_t left, int16_t right); /* Renders multiple audio frames in one go. * @@ -1811,113 +2277,113 @@ typedef void (*retro_audio_sample_t)(int16_t left, int16_t right); * I.e. int16_t buf[4] = { l, r, l, r }; would be 2 frames. * Only one of the audio callbacks must ever be used. */ -typedef size_t (*retro_audio_sample_batch_t)(const int16_t *data, +typedef size_t (RETRO_CALLCONV *retro_audio_sample_batch_t)(const int16_t *data, size_t frames); /* Polls input. */ -typedef void (*retro_input_poll_t)(void); +typedef void (RETRO_CALLCONV *retro_input_poll_t)(void); -/* Queries for input for player 'port'. device will be masked with +/* Queries for input for player 'port'. device will be masked with * RETRO_DEVICE_MASK. * - * Specialization of devices such as RETRO_DEVICE_JOYPAD_MULTITAP that + * Specialization of devices such as RETRO_DEVICE_JOYPAD_MULTITAP that * have been set with retro_set_controller_port_device() * will still use the higher level RETRO_DEVICE_JOYPAD to request input. */ -typedef int16_t (*retro_input_state_t)(unsigned port, unsigned device, +typedef int16_t (RETRO_CALLCONV *retro_input_state_t)(unsigned port, unsigned device, unsigned index, unsigned id); -/* Sets callbacks. retro_set_environment() is guaranteed to be called +/* Sets callbacks. retro_set_environment() is guaranteed to be called * before retro_init(). * - * The rest of the set_* functions are guaranteed to have been called + * The rest of the set_* functions are guaranteed to have been called * before the first call to retro_run() is made. */ -void retro_set_environment(retro_environment_t); -void retro_set_video_refresh(retro_video_refresh_t); -void retro_set_audio_sample(retro_audio_sample_t); -void retro_set_audio_sample_batch(retro_audio_sample_batch_t); -void retro_set_input_poll(retro_input_poll_t); -void retro_set_input_state(retro_input_state_t); +RETRO_API void retro_set_environment(retro_environment_t); +RETRO_API void retro_set_video_refresh(retro_video_refresh_t); +RETRO_API void retro_set_audio_sample(retro_audio_sample_t); +RETRO_API void retro_set_audio_sample_batch(retro_audio_sample_batch_t); +RETRO_API void retro_set_input_poll(retro_input_poll_t); +RETRO_API void retro_set_input_state(retro_input_state_t); /* Library global initialization/deinitialization. */ -void retro_init(void); -void retro_deinit(void); +RETRO_API void retro_init(void); +RETRO_API void retro_deinit(void); /* Must return RETRO_API_VERSION. Used to validate ABI compatibility * when the API is revised. */ -unsigned retro_api_version(void); +RETRO_API unsigned retro_api_version(void); -/* Gets statically known system info. Pointers provided in *info +/* Gets statically known system info. Pointers provided in *info * must be statically allocated. * Can be called at any time, even before retro_init(). */ -void retro_get_system_info(struct retro_system_info *info); +RETRO_API void retro_get_system_info(struct retro_system_info *info); /* Gets information about system audio/video timings and geometry. * Can be called only after retro_load_game() has successfully completed. - * NOTE: The implementation of this function might not initialize every + * NOTE: The implementation of this function might not initialize every * variable if needed. - * E.g. geom.aspect_ratio might not be initialized if core doesn't + * E.g. geom.aspect_ratio might not be initialized if core doesn't * desire a particular aspect ratio. */ -void retro_get_system_av_info(struct retro_system_av_info *info); +RETRO_API void retro_get_system_av_info(struct retro_system_av_info *info); /* Sets device to be used for player 'port'. - * By default, RETRO_DEVICE_JOYPAD is assumed to be plugged into all + * By default, RETRO_DEVICE_JOYPAD is assumed to be plugged into all * available ports. - * Setting a particular device type is not a guarantee that libretro cores - * will only poll input based on that particular device type. It is only a - * hint to the libretro core when a core cannot automatically detect the - * appropriate input device type on its own. It is also relevant when a + * Setting a particular device type is not a guarantee that libretro cores + * will only poll input based on that particular device type. It is only a + * hint to the libretro core when a core cannot automatically detect the + * appropriate input device type on its own. It is also relevant when a * core can change its behavior depending on device type. */ -void retro_set_controller_port_device(unsigned port, unsigned device); +RETRO_API void retro_set_controller_port_device(unsigned port, unsigned device); /* Resets the current game. */ -void retro_reset(void); +RETRO_API void retro_reset(void); /* Runs the game for one video frame. * During retro_run(), input_poll callback must be called at least once. - * + * * If a frame is not rendered for reasons where a game "dropped" a frame, - * this still counts as a frame, and retro_run() should explicitly dupe + * this still counts as a frame, and retro_run() should explicitly dupe * a frame if GET_CAN_DUPE returns true. * In this case, the video callback can take a NULL argument for data. */ -void retro_run(void); +RETRO_API void retro_run(void); -/* Returns the amount of data the implementation requires to serialize +/* Returns the amount of data the implementation requires to serialize * internal state (save states). - * Between calls to retro_load_game() and retro_unload_game(), the - * returned size is never allowed to be larger than a previous returned + * Between calls to retro_load_game() and retro_unload_game(), the + * returned size is never allowed to be larger than a previous returned * value, to ensure that the frontend can allocate a save state buffer once. */ -size_t retro_serialize_size(void); +RETRO_API size_t retro_serialize_size(void); /* Serializes internal state. If failed, or size is lower than * retro_serialize_size(), it should return false, true otherwise. */ -bool retro_serialize(void *data, size_t size); -bool retro_unserialize(const void *data, size_t size); +RETRO_API bool retro_serialize(void *data, size_t size); +RETRO_API bool retro_unserialize(const void *data, size_t size); -void retro_cheat_reset(void); -void retro_cheat_set(unsigned index, bool enabled, const char *code); +RETRO_API void retro_cheat_reset(void); +RETRO_API void retro_cheat_set(unsigned index, bool enabled, const char *code); /* Loads a game. */ -bool retro_load_game(const struct retro_game_info *game); +RETRO_API bool retro_load_game(const struct retro_game_info *game); /* Loads a "special" kind of game. Should not be used, * except in extreme cases. */ -bool retro_load_game_special( +RETRO_API bool retro_load_game_special( unsigned game_type, const struct retro_game_info *info, size_t num_info ); /* Unloads a currently loaded game. */ -void retro_unload_game(void); +RETRO_API void retro_unload_game(void); /* Gets region of game. */ -unsigned retro_get_region(void); +RETRO_API unsigned retro_get_region(void); /* Gets region of memory. */ -void *retro_get_memory_data(unsigned id); -size_t retro_get_memory_size(unsigned id); +RETRO_API void *retro_get_memory_data(unsigned id); +RETRO_API size_t retro_get_memory_size(unsigned id); #ifdef __cplusplus } diff --git a/platform/libretro/libretro-common/include/memmap.h b/platform/libretro/libretro-common/include/memmap.h new file mode 100644 index 00000000..2bedd5c9 --- /dev/null +++ b/platform/libretro/libretro-common/include/memmap.h @@ -0,0 +1,52 @@ +/* Copyright (C) 2010-2018 The RetroArch team + * + * --------------------------------------------------------------------------------------- + * The following license statement only applies to this file (memmap.h). + * --------------------------------------------------------------------------------------- + * + * Permission is hereby granted, free of charge, + * to any person obtaining a copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation the rights to + * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, + * and to permit persons to whom the Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, + * INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. + * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, + * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +#ifndef _LIBRETRO_MEMMAP_H +#define _LIBRETRO_MEMMAP_H + +#include +#include + +#if defined(__CELLOS_LV2__) || defined(PSP) || defined(GEKKO) || defined(VITA) || defined(_XBOX) || defined(_3DS) || defined(WIIU) || defined(SWITCH) +/* No mman available */ +#elif defined(_WIN32) && !defined(_XBOX) +#include +#include +#include +#else +#define HAVE_MMAN +#include +#endif + +#if !defined(HAVE_MMAN) || defined(_WIN32) +void* mmap(void *addr, size_t len, int mmap_prot, int mmap_flags, int fildes, size_t off); + +int munmap(void *addr, size_t len); + +int mprotect(void *addr, size_t len, int prot); +#endif + +int memsync(void *start, void *end); + +int memprotect(void *addr, size_t len); + +#endif diff --git a/platform/libretro/libretro-common/include/retro_common.h b/platform/libretro/libretro-common/include/retro_common.h new file mode 100644 index 00000000..e4804fae --- /dev/null +++ b/platform/libretro/libretro-common/include/retro_common.h @@ -0,0 +1,37 @@ +/* Copyright (C) 2010-2018 The RetroArch team + * + * --------------------------------------------------------------------------------------- + * The following license statement only applies to this file (retro_common.h). + * --------------------------------------------------------------------------------------- + * + * Permission is hereby granted, free of charge, + * to any person obtaining a copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation the rights to + * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, + * and to permit persons to whom the Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, + * INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. + * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, + * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +#ifndef _LIBRETRO_COMMON_RETRO_COMMON_H +#define _LIBRETRO_COMMON_RETRO_COMMON_H + +/* +This file is designed to normalize the libretro-common compiling environment. +It is not to be used in public API headers, as they should be designed as leanly as possible. +Nonetheless.. in the meantime, if you do something like use ssize_t, which is not fully portable, +in a public API, you may need this. +*/ + +/* conditional compilation is handled inside here */ +#include + +#endif + diff --git a/platform/libretro/libretro-common/include/retro_common_api.h b/platform/libretro/libretro-common/include/retro_common_api.h new file mode 100644 index 00000000..c3b3f492 --- /dev/null +++ b/platform/libretro/libretro-common/include/retro_common_api.h @@ -0,0 +1,118 @@ +/* Copyright (C) 2010-2018 The RetroArch team + * + * --------------------------------------------------------------------------------------- + * The following license statement only applies to this file (retro_common_api.h). + * --------------------------------------------------------------------------------------- + * + * Permission is hereby granted, free of charge, + * to any person obtaining a copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation the rights to + * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, + * and to permit persons to whom the Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, + * INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. + * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, + * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +#ifndef _LIBRETRO_COMMON_RETRO_COMMON_API_H +#define _LIBRETRO_COMMON_RETRO_COMMON_API_H + +/* +This file is designed to normalize the libretro-common compiling environment +for public API headers. This should be leaner than a normal compiling environment, +since it gets #included into other project's sources. +*/ + +/* ------------------------------------ */ + +/* +Ordinarily we want to put #ifdef __cplusplus extern "C" in C library +headers to enable them to get used by c++ sources. +However, we want to support building this library as C++ as well, so a +special technique is called for. +*/ + +#define RETRO_BEGIN_DECLS +#define RETRO_END_DECLS + +#ifdef __cplusplus + +#ifdef CXX_BUILD +/* build wants everything to be built as c++, so no extern "C" */ +#else +#undef RETRO_BEGIN_DECLS +#undef RETRO_END_DECLS +#define RETRO_BEGIN_DECLS extern "C" { +#define RETRO_END_DECLS } +#endif + +#else + +/* header is included by a C source file, so no extern "C" */ + +#endif + +/* +IMO, this non-standard ssize_t should not be used. +However, it's a good example of how to handle something like this. +*/ +#ifdef _MSC_VER +#ifndef HAVE_SSIZE_T +#define HAVE_SSIZE_T +#if defined(_WIN64) +typedef __int64 ssize_t; +#elif defined(_WIN32) +typedef int ssize_t; +#endif +#endif +#elif defined(__MACH__) +#include +#endif + +#ifdef _MSC_VER +#if _MSC_VER >= 1800 +#include +#else +#ifndef PRId64 +#define PRId64 "I64d" +#define PRIu64 "I64u" +#define PRIuPTR "Iu" +#endif +#endif +#else +/* C++11 says this one isn't needed, but apparently (some versions of) mingw require it anyways */ +/* https://stackoverflow.com/questions/8132399/how-to-printf-uint64-t-fails-with-spurious-trailing-in-format */ +/* https://github.com/libretro/RetroArch/issues/6009 */ +#define __STDC_FORMAT_MACROS +#include +#endif +#ifndef PRId64 +#error "inttypes.h is being screwy" +#endif +#define STRING_REP_INT64 "%" PRId64 +#define STRING_REP_UINT64 "%" PRIu64 +#define STRING_REP_USIZE "%" PRIuPTR + +/* +I would like to see retro_inline.h moved in here; possibly boolean too. + +rationale: these are used in public APIs, and it is easier to find problems +and write code that works the first time portably when theyre included uniformly +than to do the analysis from scratch each time you think you need it, for each feature. + +Moreover it helps force you to make hard decisions: if you EVER bring in boolean.h, +then you should pay the price everywhere, so you can see how much grief it will cause. + +Of course, another school of thought is that you should do as little damage as possible +in as few places as possible... +*/ + + +/* _LIBRETRO_COMMON_RETRO_COMMON_API_H */ +#endif diff --git a/platform/libretro/libretro-common/include/retro_dirent.h b/platform/libretro/libretro-common/include/retro_dirent.h new file mode 100644 index 00000000..c3450732 --- /dev/null +++ b/platform/libretro/libretro-common/include/retro_dirent.h @@ -0,0 +1,71 @@ +/* Copyright (C) 2010-2018 The RetroArch team + * + * --------------------------------------------------------------------------------------- + * The following license statement only applies to this file (retro_dirent.h). + * --------------------------------------------------------------------------------------- + * + * Permission is hereby granted, free of charge, + * to any person obtaining a copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation the rights to + * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, + * and to permit persons to whom the Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, + * INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. + * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, + * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +#ifndef __RETRO_DIRENT_H +#define __RETRO_DIRENT_H + +#include +#include + +#include + +RETRO_BEGIN_DECLS + +typedef struct RDIR RDIR; + +/** + * + * retro_opendir: + * @name : path to the directory to open. + * + * Opens a directory for reading. Tidy up with retro_closedir. + * + * Returns: RDIR pointer on success, NULL if name is not a + * valid directory, null itself or the empty string. + */ +struct RDIR *retro_opendir(const char *name); + +int retro_readdir(struct RDIR *rdir); + +bool retro_dirent_error(struct RDIR *rdir); + +void retro_dirent_include_hidden(struct RDIR *rdir, bool include_hidden); + +const char *retro_dirent_get_name(struct RDIR *rdir); + +/** + * + * retro_dirent_is_dir: + * @rdir : pointer to the directory entry. + * + * Is the directory listing entry a directory? + * + * Returns: true if directory listing entry is + * a directory, false if not. + */ +bool retro_dirent_is_dir(struct RDIR *rdir, const char *path); + +void retro_closedir(struct RDIR *rdir); + +RETRO_END_DECLS + +#endif diff --git a/platform/libretro/libretro-common/include/retro_endianness.h b/platform/libretro/libretro-common/include/retro_endianness.h new file mode 100644 index 00000000..e721ec9d --- /dev/null +++ b/platform/libretro/libretro-common/include/retro_endianness.h @@ -0,0 +1,258 @@ +/* Copyright (C) 2010-2018 The RetroArch team + * + * --------------------------------------------------------------------------------------- + * The following license statement only applies to this file (retro_endianness.h). + * --------------------------------------------------------------------------------------- + * + * Permission is hereby granted, free of charge, + * to any person obtaining a copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation the rights to + * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, + * and to permit persons to whom the Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, + * INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. + * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, + * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +#ifndef __LIBRETRO_SDK_ENDIANNESS_H +#define __LIBRETRO_SDK_ENDIANNESS_H + +#include +#include +#include + +#if defined(_MSC_VER) && _MSC_VER > 1200 +#define SWAP16 _byteswap_ushort +#define SWAP32 _byteswap_ulong +#else +#define SWAP16(x) ((uint16_t)( \ + (((uint16_t)(x) & 0x00ff) << 8) | \ + (((uint16_t)(x) & 0xff00) >> 8) \ + )) +#define SWAP32(x) ((uint32_t)( \ + (((uint32_t)(x) & 0x000000ff) << 24) | \ + (((uint32_t)(x) & 0x0000ff00) << 8) | \ + (((uint32_t)(x) & 0x00ff0000) >> 8) | \ + (((uint32_t)(x) & 0xff000000) >> 24) \ + )) +#endif + +#if defined(_MSC_VER) && _MSC_VER <= 1200 +#define SWAP64(val) \ + ((((uint64_t)(val) & 0x00000000000000ff) << 56) \ + | (((uint64_t)(val) & 0x000000000000ff00) << 40) \ + | (((uint64_t)(val) & 0x0000000000ff0000) << 24) \ + | (((uint64_t)(val) & 0x00000000ff000000) << 8) \ + | (((uint64_t)(val) & 0x000000ff00000000) >> 8) \ + | (((uint64_t)(val) & 0x0000ff0000000000) >> 24) \ + | (((uint64_t)(val) & 0x00ff000000000000) >> 40) \ + | (((uint64_t)(val) & 0xff00000000000000) >> 56)) +#else +#define SWAP64(val) \ + ((((uint64_t)(val) & 0x00000000000000ffULL) << 56) \ + | (((uint64_t)(val) & 0x000000000000ff00ULL) << 40) \ + | (((uint64_t)(val) & 0x0000000000ff0000ULL) << 24) \ + | (((uint64_t)(val) & 0x00000000ff000000ULL) << 8) \ + | (((uint64_t)(val) & 0x000000ff00000000ULL) >> 8) \ + | (((uint64_t)(val) & 0x0000ff0000000000ULL) >> 24) \ + | (((uint64_t)(val) & 0x00ff000000000000ULL) >> 40) \ + | (((uint64_t)(val) & 0xff00000000000000ULL) >> 56)) +#endif + +/** + * is_little_endian: + * + * Checks if the system is little endian or big-endian. + * + * Returns: greater than 0 if little-endian, + * otherwise big-endian. + **/ +#if defined(MSB_FIRST) +#define is_little_endian() (0) +#elif defined(__x86_64) || defined(__i386) || defined(_M_IX86) || defined(_M_X64) +#define is_little_endian() (1) +#else +static INLINE uint8_t is_little_endian(void) +{ + union + { + uint16_t x; + uint8_t y[2]; + } u; + + u.x = 1; + return u.y[0]; +} +#endif + +/** + * swap_if_big64: + * @val : unsigned 64-bit value + * + * Byteswap unsigned 64-bit value if system is big-endian. + * + * Returns: Byteswapped value in case system is big-endian, + * otherwise returns same value. + **/ + +#if defined(MSB_FIRST) +#define swap_if_big64(val) (SWAP64(val)) +#elif defined(__x86_64) || defined(__i386) || defined(_M_IX86) || defined(_M_X64) +#define swap_if_big64(val) (val) +#else +static INLINE uint64_t swap_if_big64(uint64_t val) +{ + if (is_little_endian()) + return val; + return SWAP64(val); +} +#endif + +/** + * swap_if_big32: + * @val : unsigned 32-bit value + * + * Byteswap unsigned 32-bit value if system is big-endian. + * + * Returns: Byteswapped value in case system is big-endian, + * otherwise returns same value. + **/ + +#if defined(MSB_FIRST) +#define swap_if_big32(val) (SWAP32(val)) +#elif defined(__x86_64) || defined(__i386) || defined(_M_IX86) || defined(_M_X64) +#define swap_if_big32(val) (val) +#else +static INLINE uint32_t swap_if_big32(uint32_t val) +{ + if (is_little_endian()) + return val; + return SWAP32(val); +} +#endif + +/** + * swap_if_little64: + * @val : unsigned 64-bit value + * + * Byteswap unsigned 64-bit value if system is little-endian. + * + * Returns: Byteswapped value in case system is little-endian, + * otherwise returns same value. + **/ + +#if defined(MSB_FIRST) +#define swap_if_little64(val) (val) +#elif defined(__x86_64) || defined(__i386) || defined(_M_IX86) || defined(_M_X64) +#define swap_if_little64(val) (SWAP64(val)) +#else +static INLINE uint64_t swap_if_little64(uint64_t val) +{ + if (is_little_endian()) + return SWAP64(val); + return val; +} +#endif + +/** + * swap_if_little32: + * @val : unsigned 32-bit value + * + * Byteswap unsigned 32-bit value if system is little-endian. + * + * Returns: Byteswapped value in case system is little-endian, + * otherwise returns same value. + **/ + +#if defined(MSB_FIRST) +#define swap_if_little32(val) (val) +#elif defined(__x86_64) || defined(__i386) || defined(_M_IX86) || defined(_M_X64) +#define swap_if_little32(val) (SWAP32(val)) +#else +static INLINE uint32_t swap_if_little32(uint32_t val) +{ + if (is_little_endian()) + return SWAP32(val); + return val; +} +#endif + +/** + * swap_if_big16: + * @val : unsigned 16-bit value + * + * Byteswap unsigned 16-bit value if system is big-endian. + * + * Returns: Byteswapped value in case system is big-endian, + * otherwise returns same value. + **/ + +#if defined(MSB_FIRST) +#define swap_if_big16(val) (SWAP16(val)) +#elif defined(__x86_64) || defined(__i386) || defined(_M_IX86) || defined(_M_X64) +#define swap_if_big16(val) (val) +#else +static INLINE uint16_t swap_if_big16(uint16_t val) +{ + if (is_little_endian()) + return val; + return SWAP16(val); +} +#endif + +/** + * swap_if_little16: + * @val : unsigned 16-bit value + * + * Byteswap unsigned 16-bit value if system is little-endian. + * + * Returns: Byteswapped value in case system is little-endian, + * otherwise returns same value. + **/ + +#if defined(MSB_FIRST) +#define swap_if_little16(val) (val) +#elif defined(__x86_64) || defined(__i386) || defined(_M_IX86) || defined(_M_X64) +#define swap_if_little16(val) (SWAP16(val)) +#else +static INLINE uint16_t swap_if_little16(uint16_t val) +{ + if (is_little_endian()) + return SWAP16(val); + return val; +} +#endif + +/** + * store32be: + * @addr : pointer to unsigned 32-bit buffer + * @data : unsigned 32-bit value to write + * + * Write data to address. Endian-safe. Byteswaps the data + * first if necessary before storing it. + **/ +static INLINE void store32be(uint32_t *addr, uint32_t data) +{ + *addr = swap_if_little32(data); +} + +/** + * load32be: + * @addr : pointer to unsigned 32-bit buffer + * + * Load value from address. Endian-safe. + * + * Returns: value from address, byte-swapped if necessary. + **/ +static INLINE uint32_t load32be(const uint32_t *addr) +{ + return swap_if_little32(*addr); +} + +#endif diff --git a/platform/libretro/libretro-common/include/retro_environment.h b/platform/libretro/libretro-common/include/retro_environment.h new file mode 100644 index 00000000..1a18cd6f --- /dev/null +++ b/platform/libretro/libretro-common/include/retro_environment.h @@ -0,0 +1,78 @@ +/* Copyright (C) 2010-2018 The RetroArch team + * + * --------------------------------------------------------------------------------------- + * The following license statement only applies to this file (retro_environment.h). + * --------------------------------------------------------------------------------------- + * + * Permission is hereby granted, free of charge, + * to any person obtaining a copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation the rights to + * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, + * and to permit persons to whom the Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, + * INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. + * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, + * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +#ifndef __LIBRETRO_SDK_ENVIRONMENT_H +#define __LIBRETRO_SDK_ENVIRONMENT_H + +/* +This file is designed to create a normalized environment for compiling +libretro-common's private implementations, or any other sources which might +enjoy use of it's environment (RetroArch for instance). +This should be an elaborately crafted environment so that sources don't +need to be full of platform-specific workarounds. +*/ + +#if defined (__cplusplus) +#if 0 +printf("This is C++, version %d.\n", __cplusplus); +#endif +/* The expected values would be + * 199711L, for ISO/IEC 14882:1998 or 14882:2003 + */ + +#elif defined(__STDC__) +/* This is standard C. */ + +#if (__STDC__ == 1) +/* The implementation is ISO-conforming. */ +#define __STDC_ISO__ +#else +/* The implementation is not ISO-conforming. */ +#endif + +#if defined(__STDC_VERSION__) +#if (__STDC_VERSION__ >= 201112L) +/* This is C11. */ +#define __STDC_C11__ +#elif (__STDC_VERSION__ >= 199901L) +/* This is C99. */ +#define __STDC_C99__ +#elif (__STDC_VERSION__ >= 199409L) +/* This is C89 with amendment 1. */ +#define __STDC_C89__ +#define __STDC_C89_AMENDMENT_1__ +#else +/* This is C89 without amendment 1. */ +#define __STDC_C89__ +#endif +#else /* !defined(__STDC_VERSION__) */ +/* This is C89. __STDC_VERSION__ is not defined. */ +#define __STDC_C89__ +#endif + +#else /* !defined(__STDC__) */ +/* This is not standard C. __STDC__ is not defined. */ +#endif + + + +#endif diff --git a/platform/libretro/libretro-common/include/retro_inline.h b/platform/libretro/libretro-common/include/retro_inline.h new file mode 100644 index 00000000..e4a21f6c --- /dev/null +++ b/platform/libretro/libretro-common/include/retro_inline.h @@ -0,0 +1,39 @@ +/* Copyright (C) 2010-2018 The RetroArch team + * + * --------------------------------------------------------------------------------------- + * The following license statement only applies to this file (retro_inline.h). + * --------------------------------------------------------------------------------------- + * + * Permission is hereby granted, free of charge, + * to any person obtaining a copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation the rights to + * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, + * and to permit persons to whom the Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, + * INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. + * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, + * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +#ifndef __LIBRETRO_SDK_INLINE_H +#define __LIBRETRO_SDK_INLINE_H + +#ifndef INLINE + +#if defined(_WIN32) || defined(__INTEL_COMPILER) +#define INLINE __inline +#elif defined(__STDC_VERSION__) && __STDC_VERSION__>=199901L +#define INLINE inline +#elif defined(__GNUC__) +#define INLINE __inline__ +#else +#define INLINE +#endif + +#endif +#endif diff --git a/platform/libretro/libretro-common/include/retro_miscellaneous.h b/platform/libretro/libretro-common/include/retro_miscellaneous.h new file mode 100644 index 00000000..afcb885c --- /dev/null +++ b/platform/libretro/libretro-common/include/retro_miscellaneous.h @@ -0,0 +1,158 @@ +/* Copyright (C) 2010-2018 The RetroArch team + * + * --------------------------------------------------------------------------------------- + * The following license statement only applies to this file (retro_miscellaneous.h). + * --------------------------------------------------------------------------------------- + * + * Permission is hereby granted, free of charge, + * to any person obtaining a copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation the rights to + * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, + * and to permit persons to whom the Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, + * INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. + * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, + * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +#ifndef __RARCH_MISCELLANEOUS_H +#define __RARCH_MISCELLANEOUS_H + +#define RARCH_MAX_SUBSYSTEMS 10 +#define RARCH_MAX_SUBSYSTEM_ROMS 10 + +#include +#include +#include + +#if defined(_WIN32) && !defined(_XBOX) +#ifndef WIN32_LEAN_AND_MEAN +#define WIN32_LEAN_AND_MEAN +#endif +#include +#elif defined(_WIN32) && defined(_XBOX) +#include +#endif + +#if defined(__CELLOS_LV2__) +#include +#endif + +#include + +#ifdef _MSC_VER +#include +#endif + +static INLINE void bits_or_bits(uint32_t *a, uint32_t *b, uint32_t count) +{ + uint32_t i; + for (i = 0; i < count;i++) + a[i] |= b[i]; +} + +static INLINE void bits_clear_bits(uint32_t *a, uint32_t *b, uint32_t count) +{ + uint32_t i; + for (i = 0; i < count;i++) + a[i] &= ~b[i]; +} + +static INLINE bool bits_any_set(uint32_t* ptr, uint32_t count) +{ + uint32_t i; + for (i = 0; i < count; i++) + { + if (ptr[i] != 0) + return true; + } + return false; +} + +#ifndef PATH_MAX_LENGTH +#if defined(__CELLOS_LV2__) +#define PATH_MAX_LENGTH CELL_FS_MAX_FS_PATH_LENGTH +#elif defined(_XBOX1) || defined(_3DS) || defined(PSP) || defined(GEKKO)|| defined(WIIU) +#define PATH_MAX_LENGTH 512 +#else +#define PATH_MAX_LENGTH 4096 +#endif +#endif + +#ifndef MAX +#define MAX(a, b) ((a) > (b) ? (a) : (b)) +#endif + +#ifndef MIN +#define MIN(a, b) ((a) < (b) ? (a) : (b)) +#endif + +#define ARRAY_SIZE(a) (sizeof(a) / sizeof((a)[0])) + +#define BITS_GET_ELEM(a, i) ((a).data[i]) +#define BITS_GET_ELEM_PTR(a, i) ((a)->data[i]) + +#define BIT_SET(a, bit) ((a)[(bit) >> 3] |= (1 << ((bit) & 7))) +#define BIT_CLEAR(a, bit) ((a)[(bit) >> 3] &= ~(1 << ((bit) & 7))) +#define BIT_GET(a, bit) (((a)[(bit) >> 3] >> ((bit) & 7)) & 1) + +#define BIT16_SET(a, bit) ((a) |= (1 << ((bit) & 15))) +#define BIT16_CLEAR(a, bit) ((a) &= ~(1 << ((bit) & 15))) +#define BIT16_GET(a, bit) (((a) >> ((bit) & 15)) & 1) +#define BIT16_CLEAR_ALL(a) ((a) = 0) + +#define BIT32_SET(a, bit) ((a) |= (1 << ((bit) & 31))) +#define BIT32_CLEAR(a, bit) ((a) &= ~(1 << ((bit) & 31))) +#define BIT32_GET(a, bit) (((a) >> ((bit) & 31)) & 1) +#define BIT32_CLEAR_ALL(a) ((a) = 0) + +#define BIT64_SET(a, bit) ((a) |= (UINT64_C(1) << ((bit) & 63))) +#define BIT64_CLEAR(a, bit) ((a) &= ~(UINT64_C(1) << ((bit) & 63))) +#define BIT64_GET(a, bit) (((a) >> ((bit) & 63)) & 1) +#define BIT64_CLEAR_ALL(a) ((a) = 0) + +#define BIT128_SET(a, bit) ((a).data[(bit) >> 5] |= (1 << ((bit) & 31))) +#define BIT128_CLEAR(a, bit) ((a).data[(bit) >> 5] &= ~(1 << ((bit) & 31))) +#define BIT128_GET(a, bit) (((a).data[(bit) >> 5] >> ((bit) & 31)) & 1) +#define BIT128_CLEAR_ALL(a) memset(&(a), 0, sizeof(a)) + +#define BIT128_SET_PTR(a, bit) BIT128_SET(*a, bit) +#define BIT128_CLEAR_PTR(a, bit) BIT128_CLEAR(*a, bit) +#define BIT128_GET_PTR(a, bit) BIT128_GET(*a, bit) +#define BIT128_CLEAR_ALL_PTR(a) BIT128_CLEAR_ALL(*a) + +#define BIT256_SET(a, bit) BIT128_SET(a, bit) +#define BIT256_CLEAR(a, bit) BIT128_CLEAR(a, bit) +#define BIT256_GET(a, bit) BIT128_GET(a, bit) +#define BIT256_CLEAR_ALL(a) BIT128_CLEAR_ALL(a) + +#define BIT256_SET_PTR(a, bit) BIT256_SET(*a, bit) +#define BIT256_CLEAR_PTR(a, bit) BIT256_CLEAR(*a, bit) +#define BIT256_GET_PTR(a, bit) BIT256_GET(*a, bit) +#define BIT256_CLEAR_ALL_PTR(a) BIT256_CLEAR_ALL(*a) + +#define BITS_COPY16_PTR(a,bits) \ +{ \ + BIT128_CLEAR_ALL_PTR(a); \ + BITS_GET_ELEM_PTR(a, 0) = (bits) & 0xffff; \ +} + +#define BITS_COPY32_PTR(a,bits) \ +{ \ + BIT128_CLEAR_ALL_PTR(a); \ + BITS_GET_ELEM_PTR(a, 0) = (bits); \ +} + +/* Helper macros and struct to keep track of many booleans. */ +/* This struct has 256 bits. */ +typedef struct +{ + uint32_t data[8]; +} retro_bits_t; + +#endif diff --git a/platform/libretro/libretro-common/include/streams/file_stream.h b/platform/libretro/libretro-common/include/streams/file_stream.h new file mode 100644 index 00000000..546fd126 --- /dev/null +++ b/platform/libretro/libretro-common/include/streams/file_stream.h @@ -0,0 +1,107 @@ +/* Copyright (C) 2010-2018 The RetroArch team + * + * --------------------------------------------------------------------------------------- + * The following license statement only applies to this file (file_stream.h). + * --------------------------------------------------------------------------------------- + * + * Permission is hereby granted, free of charge, + * to any person obtaining a copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation the rights to + * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, + * and to permit persons to whom the Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, + * INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. + * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, + * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +#ifndef __LIBRETRO_SDK_FILE_STREAM_H +#define __LIBRETRO_SDK_FILE_STREAM_H + +#include +#include +#include +#include + +#include + +#include +#include +#include +#include + +#include + +#define FILESTREAM_REQUIRED_VFS_VERSION 1 + +RETRO_BEGIN_DECLS + +typedef struct RFILE RFILE; + +#define FILESTREAM_REQUIRED_VFS_VERSION 1 + +void filestream_vfs_init(const struct retro_vfs_interface_info* vfs_info); + +int64_t filestream_get_size(RFILE *stream); + +/** + * filestream_open: + * @path : path to file + * @mode : file mode to use when opening (read/write) + * @bufsize : optional buffer size (-1 or 0 to use default) + * + * Opens a file for reading or writing, depending on the requested mode. + * Returns a pointer to an RFILE if opened successfully, otherwise NULL. + **/ +RFILE *filestream_open(const char *path, unsigned mode, unsigned hints); + +int64_t filestream_seek(RFILE *stream, int64_t offset, int seek_position); + +int64_t filestream_read(RFILE *stream, void *data, int64_t len); + +int64_t filestream_write(RFILE *stream, const void *data, int64_t len); + +int64_t filestream_tell(RFILE *stream); + +void filestream_rewind(RFILE *stream); + +int filestream_close(RFILE *stream); + +int64_t filestream_read_file(const char *path, void **buf, int64_t *len); + +char *filestream_gets(RFILE *stream, char *s, size_t len); + +int filestream_getc(RFILE *stream); + +int filestream_eof(RFILE *stream); + +bool filestream_write_file(const char *path, const void *data, int64_t size); + +int filestream_putc(RFILE *stream, int c); + +int filestream_vprintf(RFILE *stream, const char* format, va_list args); + +int filestream_printf(RFILE *stream, const char* format, ...); + +int filestream_error(RFILE *stream); + +int filestream_flush(RFILE *stream); + +int filestream_delete(const char *path); + +int filestream_rename(const char *old_path, const char *new_path); + +const char *filestream_get_path(RFILE *stream); + +bool filestream_exists(const char *path); + +char *filestream_getline(RFILE *stream); + +RETRO_END_DECLS + +#endif diff --git a/platform/libretro/libretro-common/include/streams/file_stream_transforms.h b/platform/libretro/libretro-common/include/streams/file_stream_transforms.h new file mode 100644 index 00000000..c1690fa6 --- /dev/null +++ b/platform/libretro/libretro-common/include/streams/file_stream_transforms.h @@ -0,0 +1,89 @@ +/* Copyright (C) 2010-2018 The RetroArch team +* +* --------------------------------------------------------------------------------------- +* The following license statement only applies to this file (file_stream_transforms.h). +* --------------------------------------------------------------------------------------- +* +* Permission is hereby granted, free of charge, +* to any person obtaining a copy of this software and associated documentation files (the "Software"), +* to deal in the Software without restriction, including without limitation the rights to +* use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, +* and to permit persons to whom the Software is furnished to do so, subject to the following conditions: +* +* The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. +* +* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, +* INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. +* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, +* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. +*/ + +#ifndef __LIBRETRO_SDK_FILE_STREAM_TRANSFORMS_H +#define __LIBRETRO_SDK_FILE_STREAM_TRANSFORMS_H + +#include +#include +#include +#include + +RETRO_BEGIN_DECLS + +#define FILE RFILE + +#undef fopen +#undef fclose +#undef ftell +#undef fseek +#undef fread +#undef fgets +#undef fgetc +#undef fwrite +#undef fputc +#undef fprintf +#undef ferror +#undef feof + +#define fopen rfopen +#define fclose rfclose +#define ftell rftell +#define fseek rfseek +#define fread rfread +#define fgets rfgets +#define fgetc rfgetc +#define fwrite rfwrite +#define fputc rfputc +#define fprintf rfprintf +#define ferror rferror +#define feof rfeof + +RFILE* rfopen(const char *path, const char *mode); + +int rfclose(RFILE* stream); + +int64_t rftell(RFILE* stream); + +int64_t rfseek(RFILE* stream, int64_t offset, int origin); + +int64_t rfread(void* buffer, + size_t elem_size, size_t elem_count, RFILE* stream); + +char *rfgets(char *buffer, int maxCount, RFILE* stream); + +int rfgetc(RFILE* stream); + +int64_t rfwrite(void const* buffer, + size_t elem_size, size_t elem_count, RFILE* stream); + +int rfputc(int character, RFILE * stream); + +int rfprintf(RFILE * stream, const char * format, ...); + +int rferror(RFILE* stream); + +int rfeof(RFILE* stream); + +RETRO_END_DECLS + +#endif diff --git a/platform/libretro/libretro-common/include/string/stdstring.h b/platform/libretro/libretro-common/include/string/stdstring.h new file mode 100644 index 00000000..eb2954b8 --- /dev/null +++ b/platform/libretro/libretro-common/include/string/stdstring.h @@ -0,0 +1,137 @@ +/* Copyright (C) 2010-2018 The RetroArch team + * + * --------------------------------------------------------------------------------------- + * The following license statement only applies to this file (stdstring.h). + * --------------------------------------------------------------------------------------- + * + * Permission is hereby granted, free of charge, + * to any person obtaining a copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation the rights to + * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, + * and to permit persons to whom the Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, + * INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. + * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, + * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +#ifndef __LIBRETRO_SDK_STDSTRING_H +#define __LIBRETRO_SDK_STDSTRING_H + +#include +#include +#include +#include +#include + +#include +#include +#include + +RETRO_BEGIN_DECLS + +static INLINE bool string_is_empty(const char *data) +{ + return (data == NULL) || (*data == '\0'); +} + +static INLINE bool string_is_equal(const char *a, const char *b) +{ + if (!a || !b) + return false; + while(*a && (*a == *b)) + a++, b++; + return (*(const unsigned char*)a - *(const unsigned char*)b) == 0; +} + +static INLINE bool string_is_not_equal(const char *a, const char *b) +{ + return !string_is_equal(a, b); +} + +#define string_add_pair_open(s, size) strlcat((s), " (", (size)) +#define string_add_pair_close(s, size) strlcat((s), ")", (size)) +#define string_add_bracket_open(s, size) strlcat((s), "{", (size)) +#define string_add_bracket_close(s, size) strlcat((s), "}", (size)) +#define string_add_single_quote(s, size) strlcat((s), "'", (size)) +#define string_add_quote(s, size) strlcat((s), "\"", (size)) +#define string_add_colon(s, size) strlcat((s), ":", (size)) +#define string_add_glob_open(s, size) strlcat((s), "glob('*", (size)) +#define string_add_glob_close(s, size) strlcat((s), "*')", (size)) + +static INLINE void string_add_between_pairs(char *s, const char *str, + size_t size) +{ + string_add_pair_open(s, size); + strlcat(s, str, size); + string_add_pair_close(s, size); +} + +#define string_is_not_equal_fast(a, b, size) (memcmp(a, b, size) != 0) +#define string_is_equal_fast(a, b, size) (memcmp(a, b, size) == 0) + +static INLINE bool string_is_equal_case_insensitive(const char *a, + const char *b) +{ + int result = 0; + const unsigned char *p1 = (const unsigned char*)a; + const unsigned char *p2 = (const unsigned char*)b; + + if (!a || !b) + return false; + if (p1 == p2) + return true; + + while ((result = tolower (*p1) - tolower (*p2++)) == 0) + if (*p1++ == '\0') + break; + + return (result == 0); +} + +static INLINE bool string_is_equal_noncase(const char *a, const char *b) +{ + int result = 0; + const unsigned char *p1 = (const unsigned char*)a; + const unsigned char *p2 = (const unsigned char*)b; + + if (!a || !b) + return false; + if (p1 == p2) + return false; + + while ((result = tolower (*p1) - tolower (*p2++)) == 0) + if (*p1++ == '\0') + break; + + return (result == 0); +} + +char *string_to_upper(char *s); + +char *string_to_lower(char *s); + +char *string_ucwords(char* s); + +char *string_replace_substring(const char *in, const char *pattern, + const char *by); + +/* Remove leading whitespaces */ +char *string_trim_whitespace_left(char *const s); + +/* Remove trailing whitespaces */ +char *string_trim_whitespace_right(char *const s); + +/* Remove leading and trailing whitespaces */ +char *string_trim_whitespace(char *const s); + +char *word_wrap(char* buffer, const char *string, int line_width, bool unicode); + +RETRO_END_DECLS + +#endif diff --git a/platform/libretro/libretro-common/include/vfs/vfs_implementation.h b/platform/libretro/libretro-common/include/vfs/vfs_implementation.h new file mode 100644 index 00000000..047b1703 --- /dev/null +++ b/platform/libretro/libretro-common/include/vfs/vfs_implementation.h @@ -0,0 +1,65 @@ +/* Copyright (C) 2010-2018 The RetroArch team +* +* --------------------------------------------------------------------------------------- +* The following license statement only applies to this file (vfs_implementation.h). +* --------------------------------------------------------------------------------------- +* +* Permission is hereby granted, free of charge, +* to any person obtaining a copy of this software and associated documentation files (the "Software"), +* to deal in the Software without restriction, including without limitation the rights to +* use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, +* and to permit persons to whom the Software is furnished to do so, subject to the following conditions: +* +* The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. +* +* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, +* INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. +* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, +* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. +*/ + +#ifndef __LIBRETRO_SDK_VFS_IMPLEMENTATION_H +#define __LIBRETRO_SDK_VFS_IMPLEMENTATION_H + +#include +#include + +/* Replace the following symbol with something appropriate + * to signify the file is being compiled for a front end instead of a core. + * This allows the same code to act as reference implementation + * for VFS and as fallbacks for when the front end does not provide VFS functionality. + */ + +#ifdef VFS_FRONTEND +typedef struct retro_vfs_file_handle libretro_vfs_implementation_file; +#else +typedef struct libretro_vfs_implementation_file libretro_vfs_implementation_file; +#endif + +libretro_vfs_implementation_file *retro_vfs_file_open_impl(const char *path, unsigned mode, unsigned hints); + +int retro_vfs_file_close_impl(libretro_vfs_implementation_file *stream); + +int retro_vfs_file_error_impl(libretro_vfs_implementation_file *stream); + +int64_t retro_vfs_file_size_impl(libretro_vfs_implementation_file *stream); + +int64_t retro_vfs_file_tell_impl(libretro_vfs_implementation_file *stream); + +int64_t retro_vfs_file_seek_impl(libretro_vfs_implementation_file *stream, int64_t offset, int seek_position); + +int64_t retro_vfs_file_read_impl(libretro_vfs_implementation_file *stream, void *s, uint64_t len); + +int64_t retro_vfs_file_write_impl(libretro_vfs_implementation_file *stream, const void *s, uint64_t len); + +int retro_vfs_file_flush_impl(libretro_vfs_implementation_file *stream); + +int retro_vfs_file_remove_impl(const char *path); + +int retro_vfs_file_rename_impl(const char *old_path, const char *new_path); + +const char *retro_vfs_file_get_path_impl(libretro_vfs_implementation_file *stream); + +#endif diff --git a/platform/libretro/libretro-common/streams/file_stream.c b/platform/libretro/libretro-common/streams/file_stream.c new file mode 100644 index 00000000..5ccdbcfa --- /dev/null +++ b/platform/libretro/libretro-common/streams/file_stream.c @@ -0,0 +1,501 @@ +/* Copyright (C) 2010-2018 The RetroArch team + * + * --------------------------------------------------------------------------------------- + * The following license statement only applies to this file (file_stream.c). + * --------------------------------------------------------------------------------------- + * + * Permission is hereby granted, free of charge, + * to any person obtaining a copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation the rights to + * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, + * and to permit persons to whom the Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, + * INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. + * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, + * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +#include +#include +#include +#include +#include + +#ifdef HAVE_CONFIG_H +#include "config.h" +#endif + +#include +#define VFS_FRONTEND +#include + +static const int64_t vfs_error_return_value = -1; + +static retro_vfs_get_path_t filestream_get_path_cb = NULL; +static retro_vfs_open_t filestream_open_cb = NULL; +static retro_vfs_close_t filestream_close_cb = NULL; +static retro_vfs_size_t filestream_size_cb = NULL; +static retro_vfs_tell_t filestream_tell_cb = NULL; +static retro_vfs_seek_t filestream_seek_cb = NULL; +static retro_vfs_read_t filestream_read_cb = NULL; +static retro_vfs_write_t filestream_write_cb = NULL; +static retro_vfs_flush_t filestream_flush_cb = NULL; +static retro_vfs_remove_t filestream_remove_cb = NULL; +static retro_vfs_rename_t filestream_rename_cb = NULL; + +struct RFILE +{ + struct retro_vfs_file_handle *hfile; + bool error_flag; + bool eof_flag; +}; + +/* VFS Initialization */ + +void filestream_vfs_init(const struct retro_vfs_interface_info* vfs_info) +{ + const struct retro_vfs_interface* vfs_iface; + + filestream_get_path_cb = NULL; + filestream_open_cb = NULL; + filestream_close_cb = NULL; + filestream_tell_cb = NULL; + filestream_size_cb = NULL; + filestream_seek_cb = NULL; + filestream_read_cb = NULL; + filestream_write_cb = NULL; + filestream_flush_cb = NULL; + filestream_remove_cb = NULL; + filestream_rename_cb = NULL; + + vfs_iface = vfs_info->iface; + + if (vfs_info->required_interface_version < FILESTREAM_REQUIRED_VFS_VERSION + || !vfs_iface) + return; + + filestream_get_path_cb = vfs_iface->get_path; + filestream_open_cb = vfs_iface->open; + filestream_close_cb = vfs_iface->close; + filestream_size_cb = vfs_iface->size; + filestream_tell_cb = vfs_iface->tell; + filestream_seek_cb = vfs_iface->seek; + filestream_read_cb = vfs_iface->read; + filestream_write_cb = vfs_iface->write; + filestream_flush_cb = vfs_iface->flush; + filestream_remove_cb = vfs_iface->remove; + filestream_rename_cb = vfs_iface->rename; +} + +/* Callback wrappers */ +bool filestream_exists(const char *path) +{ + RFILE *dummy = NULL; + + if (!path || !*path) + return false; + + dummy = filestream_open(path, + RETRO_VFS_FILE_ACCESS_READ, + RETRO_VFS_FILE_ACCESS_HINT_NONE); + + if (!dummy) + return false; + + filestream_close(dummy); + return true; +} + +int64_t filestream_get_size(RFILE *stream) +{ + int64_t output; + + if (filestream_size_cb != NULL) + output = filestream_size_cb(stream->hfile); + else + output = retro_vfs_file_size_impl((libretro_vfs_implementation_file*)stream->hfile); + + if (output == vfs_error_return_value) + stream->error_flag = true; + + return output; +} + +/** + * filestream_open: + * @path : path to file + * @mode : file mode to use when opening (read/write) + * @hints : + * + * Opens a file for reading or writing, depending on the requested mode. + * Returns a pointer to an RFILE if opened successfully, otherwise NULL. + **/ +RFILE *filestream_open(const char *path, unsigned mode, unsigned hints) +{ + struct retro_vfs_file_handle *fp = NULL; + RFILE* output = NULL; + + if (filestream_open_cb != NULL) + fp = (struct retro_vfs_file_handle*) + filestream_open_cb(path, mode, hints); + else + fp = (struct retro_vfs_file_handle*) + retro_vfs_file_open_impl(path, mode, hints); + + if (!fp) + return NULL; + + output = (RFILE*)malloc(sizeof(RFILE)); + output->error_flag = false; + output->eof_flag = false; + output->hfile = fp; + return output; +} + +char *filestream_gets(RFILE *stream, char *s, size_t len) +{ + int c = 0; + char *p = s; + if (!stream) + return NULL; + + /* get max bytes or up to a newline */ + + for (len--; len > 0; len--) + { + if ((c = filestream_getc(stream)) == EOF) + break; + *p++ = c; + if (c == '\n') + break; + } + *p = 0; + + if (p == s && c == EOF) + return NULL; + return (s); +} + +int filestream_getc(RFILE *stream) +{ + char c = 0; + if (!stream) + return 0; + if(filestream_read(stream, &c, 1) == 1) + return (int)c; + return EOF; +} + +int64_t filestream_seek(RFILE *stream, int64_t offset, int seek_position) +{ + int64_t output; + + if (filestream_seek_cb != NULL) + output = filestream_seek_cb(stream->hfile, offset, seek_position); + else + output = retro_vfs_file_seek_impl((libretro_vfs_implementation_file*)stream->hfile, offset, seek_position); + + if (output == vfs_error_return_value) + stream->error_flag = true; + stream->eof_flag = false; + + return output; +} + +int filestream_eof(RFILE *stream) +{ + return stream->eof_flag; +} + + +int64_t filestream_tell(RFILE *stream) +{ + int64_t output; + + if (filestream_size_cb != NULL) + output = filestream_tell_cb(stream->hfile); + else + output = retro_vfs_file_tell_impl((libretro_vfs_implementation_file*)stream->hfile); + + if (output == vfs_error_return_value) + stream->error_flag = true; + + return output; +} + +void filestream_rewind(RFILE *stream) +{ + if (!stream) + return; + filestream_seek(stream, 0L, RETRO_VFS_SEEK_POSITION_START); + stream->error_flag = false; + stream->eof_flag = false; +} + +int64_t filestream_read(RFILE *stream, void *s, int64_t len) +{ + int64_t output; + + if (filestream_read_cb != NULL) + output = filestream_read_cb(stream->hfile, s, len); + else + output = retro_vfs_file_read_impl( + (libretro_vfs_implementation_file*)stream->hfile, s, len); + + if (output == vfs_error_return_value) + stream->error_flag = true; + if (output < len) + stream->eof_flag = true; + + return output; +} + +int filestream_flush(RFILE *stream) +{ + int output; + + if (filestream_flush_cb != NULL) + output = filestream_flush_cb(stream->hfile); + else + output = retro_vfs_file_flush_impl((libretro_vfs_implementation_file*)stream->hfile); + + if (output == vfs_error_return_value) + stream->error_flag = true; + + return output; +} + +int filestream_delete(const char *path) +{ + if (filestream_remove_cb != NULL) + return filestream_remove_cb(path); + + return retro_vfs_file_remove_impl(path); +} + +int filestream_rename(const char *old_path, const char *new_path) +{ + if (filestream_rename_cb != NULL) + return filestream_rename_cb(old_path, new_path); + + return retro_vfs_file_rename_impl(old_path, new_path); +} + +const char *filestream_get_path(RFILE *stream) +{ + if (filestream_get_path_cb != NULL) + return filestream_get_path_cb(stream->hfile); + + return retro_vfs_file_get_path_impl((libretro_vfs_implementation_file*)stream->hfile); +} + +int64_t filestream_write(RFILE *stream, const void *s, int64_t len) +{ + int64_t output; + + if (filestream_write_cb != NULL) + output = filestream_write_cb(stream->hfile, s, len); + else + output = retro_vfs_file_write_impl((libretro_vfs_implementation_file*)stream->hfile, s, len); + + if (output == vfs_error_return_value) + stream->error_flag = true; + + return output; +} + +int filestream_putc(RFILE *stream, int c) +{ + char c_char = (char)c; + if (!stream) + return EOF; + return filestream_write(stream, &c_char, 1)==1 ? c : EOF; +} + +int filestream_vprintf(RFILE *stream, const char* format, va_list args) +{ + static char buffer[8 * 1024]; + int64_t num_chars = vsprintf(buffer, format, args); + + if (num_chars < 0) + return -1; + else if (num_chars == 0) + return 0; + + return (int)filestream_write(stream, buffer, num_chars); +} + +int filestream_printf(RFILE *stream, const char* format, ...) +{ + va_list vl; + int result; + va_start(vl, format); + result = filestream_vprintf(stream, format, vl); + va_end(vl); + return result; +} + +int filestream_error(RFILE *stream) +{ + if (stream && stream->error_flag) + return 1; + return 0; +} + +int filestream_close(RFILE *stream) +{ + int output; + struct retro_vfs_file_handle* fp = stream->hfile; + + if (filestream_close_cb != NULL) + output = filestream_close_cb(fp); + else + output = retro_vfs_file_close_impl((libretro_vfs_implementation_file*)fp); + + if (output == 0) + free(stream); + + return output; +} + +/** + * filestream_read_file: + * @path : path to file. + * @buf : buffer to allocate and read the contents of the + * file into. Needs to be freed manually. + * + * Read the contents of a file into @buf. + * + * Returns: number of items read, -1 on error. + */ +int64_t filestream_read_file(const char *path, void **buf, int64_t *len) +{ + int64_t ret = 0; + int64_t content_buf_size = 0; + void *content_buf = NULL; + RFILE *file = filestream_open(path, + RETRO_VFS_FILE_ACCESS_READ, + RETRO_VFS_FILE_ACCESS_HINT_NONE); + + if (!file) + { + fprintf(stderr, "Failed to open %s: %s\n", path, strerror(errno)); + goto error; + } + + content_buf_size = filestream_get_size(file); + + if (content_buf_size < 0) + goto error; + + content_buf = malloc((size_t)(content_buf_size + 1)); + + if (!content_buf) + goto error; + if ((int64_t)(uint64_t)(content_buf_size + 1) != (content_buf_size + 1)) + goto error; + + ret = filestream_read(file, content_buf, (int64_t)content_buf_size); + if (ret < 0) + { + fprintf(stderr, "Failed to read %s: %s\n", path, strerror(errno)); + goto error; + } + + filestream_close(file); + + *buf = content_buf; + + /* Allow for easy reading of strings to be safe. + * Will only work with sane character formatting (Unix). */ + ((char*)content_buf)[ret] = '\0'; + + if (len) + *len = ret; + + return 1; + +error: + if (file) + filestream_close(file); + if (content_buf) + free(content_buf); + if (len) + *len = -1; + *buf = NULL; + return 0; +} + +/** + * filestream_write_file: + * @path : path to file. + * @data : contents to write to the file. + * @size : size of the contents. + * + * Writes data to a file. + * + * Returns: true (1) on success, false (0) otherwise. + */ +bool filestream_write_file(const char *path, const void *data, int64_t size) +{ + int64_t ret = 0; + RFILE *file = filestream_open(path, + RETRO_VFS_FILE_ACCESS_WRITE, + RETRO_VFS_FILE_ACCESS_HINT_NONE); + if (!file) + return false; + + ret = filestream_write(file, data, size); + filestream_close(file); + + if (ret != size) + return false; + + return true; +} + +char *filestream_getline(RFILE *stream) +{ + char* newline_tmp = NULL; + size_t cur_size = 8; + size_t idx = 0; + int in = 0; + char* newline = (char*)malloc(9); + + if (!stream || !newline) + { + if (newline) + free(newline); + return NULL; + } + + in = filestream_getc(stream); + + while (in != EOF && in != '\n') + { + if (idx == cur_size) + { + cur_size *= 2; + newline_tmp = (char*)realloc(newline, cur_size + 1); + + if (!newline_tmp) + { + free(newline); + return NULL; + } + + newline = newline_tmp; + } + + newline[idx++] = in; + in = filestream_getc(stream); + } + + newline[idx] = '\0'; + return newline; +} diff --git a/platform/libretro/libretro-common/streams/file_stream_transforms.c b/platform/libretro/libretro-common/streams/file_stream_transforms.c new file mode 100644 index 00000000..efeb7edd --- /dev/null +++ b/platform/libretro/libretro-common/streams/file_stream_transforms.c @@ -0,0 +1,144 @@ +/* Copyright (C) 2010-2018 The RetroArch team +* +* --------------------------------------------------------------------------------------- +* The following license statement only applies to this file (file_stream_transforms.c). +* --------------------------------------------------------------------------------------- +* +* Permission is hereby granted, free of charge, +* to any person obtaining a copy of this software and associated documentation files (the "Software"), +* to deal in the Software without restriction, including without limitation the rights to +* use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, +* and to permit persons to whom the Software is furnished to do so, subject to the following conditions: +* +* The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. +* +* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, +* INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. +* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, +* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. +*/ + +#include +#include + +#include +#include + +RFILE* rfopen(const char *path, const char *mode) +{ + RFILE *output = NULL; + unsigned int retro_mode = RETRO_VFS_FILE_ACCESS_READ; + bool position_to_end = false; + + if (strstr(mode, "r")) + { + retro_mode = RETRO_VFS_FILE_ACCESS_READ; + if (strstr(mode, "+")) + { + retro_mode = RETRO_VFS_FILE_ACCESS_READ_WRITE | + RETRO_VFS_FILE_ACCESS_UPDATE_EXISTING; + } + } + else if (strstr(mode, "w")) + { + retro_mode = RETRO_VFS_FILE_ACCESS_WRITE; + if (strstr(mode, "+")) + retro_mode = RETRO_VFS_FILE_ACCESS_READ_WRITE; + } + else if (strstr(mode, "a")) + { + retro_mode = RETRO_VFS_FILE_ACCESS_WRITE | + RETRO_VFS_FILE_ACCESS_UPDATE_EXISTING; + position_to_end = true; + if (strstr(mode, "+")) + { + retro_mode = RETRO_VFS_FILE_ACCESS_READ_WRITE | + RETRO_VFS_FILE_ACCESS_UPDATE_EXISTING; + } + } + + output = filestream_open(path, retro_mode, + RETRO_VFS_FILE_ACCESS_HINT_NONE); + if (output && position_to_end) + filestream_seek(output, 0, RETRO_VFS_SEEK_POSITION_END); + + return output; +} + +int rfclose(RFILE* stream) +{ + return filestream_close(stream); +} + +int64_t rftell(RFILE* stream) +{ + return filestream_tell(stream); +} + +int64_t rfseek(RFILE* stream, int64_t offset, int origin) +{ + int seek_position = -1; + switch (origin) + { + case SEEK_SET: + seek_position = RETRO_VFS_SEEK_POSITION_START; + break; + case SEEK_CUR: + seek_position = RETRO_VFS_SEEK_POSITION_CURRENT; + break; + case SEEK_END: + seek_position = RETRO_VFS_SEEK_POSITION_END; + break; + } + + return filestream_seek(stream, offset, seek_position); +} + +int64_t rfread(void* buffer, + size_t elem_size, size_t elem_count, RFILE* stream) +{ + return filestream_read(stream, buffer, elem_size * elem_count); +} + +char *rfgets(char *buffer, int maxCount, RFILE* stream) +{ + return filestream_gets(stream, buffer, maxCount); +} + +int rfgetc(RFILE* stream) +{ + return filestream_getc(stream); +} + +int64_t rfwrite(void const* buffer, + size_t elem_size, size_t elem_count, RFILE* stream) +{ + return filestream_write(stream, buffer, elem_size * elem_count); +} + +int rfputc(int character, RFILE * stream) +{ + return filestream_putc(stream, character); +} + +int rfprintf(RFILE * stream, const char * format, ...) +{ + int result; + va_list vl; + va_start(vl, format); + result = filestream_vprintf(stream, format, vl); + va_end(vl); + return result; +} + +int rferror(RFILE* stream) +{ + return filestream_error(stream); +} + +int rfeof(RFILE* stream) +{ + return filestream_eof(stream); +} diff --git a/platform/libretro/libretro-common/string/stdstring.c b/platform/libretro/libretro-common/string/stdstring.c new file mode 100644 index 00000000..6e1555db --- /dev/null +++ b/platform/libretro/libretro-common/string/stdstring.c @@ -0,0 +1,217 @@ +/* Copyright (C) 2010-2018 The RetroArch team + * + * --------------------------------------------------------------------------------------- + * The following license statement only applies to this file (stdstring.c). + * --------------------------------------------------------------------------------------- + * + * Permission is hereby granted, free of charge, + * to any person obtaining a copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation the rights to + * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, + * and to permit persons to whom the Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, + * INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. + * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, + * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +#include +#include + +#include +#include + +char *string_to_upper(char *s) +{ + char *cs = (char *)s; + for ( ; *cs != '\0'; cs++) + *cs = toupper((unsigned char)*cs); + return s; +} + +char *string_to_lower(char *s) +{ + char *cs = (char *)s; + for ( ; *cs != '\0'; cs++) + *cs = tolower((unsigned char)*cs); + return s; +} + +char *string_ucwords(char *s) +{ + char *cs = (char *)s; + for ( ; *cs != '\0'; cs++) + { + if (*cs == ' ') + *(cs+1) = toupper((unsigned char)*(cs+1)); + } + + s[0] = toupper((unsigned char)s[0]); + return s; +} + +char *string_replace_substring(const char *in, + const char *pattern, const char *replacement) +{ + size_t numhits, pattern_len, replacement_len, outlen; + const char *inat = NULL; + const char *inprev = NULL; + char *out = NULL; + char *outat = NULL; + + /* if either pattern or replacement is NULL, + * duplicate in and let caller handle it. */ + if (!pattern || !replacement) + return strdup(in); + + pattern_len = strlen(pattern); + replacement_len = strlen(replacement); + numhits = 0; + inat = in; + + while ((inat = strstr(inat, pattern))) + { + inat += pattern_len; + numhits++; + } + + outlen = strlen(in) - pattern_len*numhits + replacement_len*numhits; + out = (char *)malloc(outlen+1); + outat = out; + inat = in; + inprev = in; + + while ((inat = strstr(inat, pattern))) + { + memcpy(outat, inprev, inat-inprev); + outat += inat-inprev; + memcpy(outat, replacement, replacement_len); + outat += replacement_len; + inat += pattern_len; + inprev = inat; + } + strcpy(outat, inprev); + + return out; +} + +/* Remove leading whitespaces */ +char *string_trim_whitespace_left(char *const s) +{ + if(s && *s) + { + size_t len = strlen(s); + char *cur = s; + + while(*cur && isspace((unsigned char)*cur)) + ++cur, --len; + + if(s != cur) + memmove(s, cur, len + 1); + + } + + return s; +} + +/* Remove trailing whitespaces */ +char *string_trim_whitespace_right(char *const s) +{ + if(s && *s) + { + size_t len = strlen(s); + char *cur = s + len - 1; + + while(cur != s && isspace((unsigned char)*cur)) + --cur, --len; + + cur[isspace((unsigned char)*cur) ? 0 : 1] = '\0'; + } + + return s; +} + +/* Remove leading and trailing whitespaces */ +char *string_trim_whitespace(char *const s) +{ + string_trim_whitespace_right(s); /* order matters */ + string_trim_whitespace_left(s); + + return s; +} + +char *word_wrap(char* buffer, const char *string, int line_width, bool unicode) +{ + unsigned i = 0; + unsigned len = (unsigned)strlen(string); + + while (i < len) + { + unsigned counter; + + /* copy string until the end of the line is reached */ + for (counter = 1; counter <= (unsigned)line_width; counter++) + { + const char *character; + unsigned char_len; + unsigned j = i; + + /* check if end of string reached */ + if (i == len) + { + buffer[i] = 0; + return buffer; + } + + character = utf8skip(&string[i], 1); + char_len = (unsigned)(character - &string[i]); + + if (!unicode) + counter += char_len - 1; + + do + { + buffer[i] = string[i]; + char_len--; + i++; + } while(char_len); + + /* check for newlines embedded in the original input + * and reset the index */ + if (buffer[j] == '\n') + counter = 1; + } + + /* check for whitespace */ + if (string[i] == ' ') + { + buffer[i] = '\n'; + i++; + } + else + { + int k; + + /* check for nearest whitespace back in string */ + for (k = i; k > 0; k--) + { + if (string[k] != ' ') + continue; + + buffer[k] = '\n'; + /* set string index back to character after this one */ + i = k + 1; + break; + } + } + } + + buffer[i] = 0; + + return buffer; +} diff --git a/platform/libretro/libretro-common/vfs/vfs_implementation.c b/platform/libretro/libretro-common/vfs/vfs_implementation.c new file mode 100644 index 00000000..ff8100f7 --- /dev/null +++ b/platform/libretro/libretro-common/vfs/vfs_implementation.c @@ -0,0 +1,591 @@ +/* Copyright (C) 2010-2018 The RetroArch team +* +* --------------------------------------------------------------------------------------- +* The following license statement only applies to this file (vfs_implementation.c). +* --------------------------------------------------------------------------------------- +* +* Permission is hereby granted, free of charge, +* to any person obtaining a copy of this software and associated documentation files (the "Software"), +* to deal in the Software without restriction, including without limitation the rights to +* use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, +* and to permit persons to whom the Software is furnished to do so, subject to the following conditions: +* +* The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. +* +* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, +* INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. +* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, +* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. +*/ + +#include +#include +#include +#include +#include + +#ifdef HAVE_CONFIG_H +#include "config.h" +#endif + +#if defined(_WIN32) +# ifdef _MSC_VER +# define setmode _setmode +# endif +# ifdef _XBOX +# include +# define INVALID_FILE_ATTRIBUTES -1 +# else +# include +# include +# include +# include +# endif +#else +# if defined(PSP) +# include +# endif +# include +# include +# if !defined(VITA) +# include +# endif +# include +#endif + +#ifdef __CELLOS_LV2__ +#include +#define O_RDONLY CELL_FS_O_RDONLY +#define O_WRONLY CELL_FS_O_WRONLY +#define O_CREAT CELL_FS_O_CREAT +#define O_TRUNC CELL_FS_O_TRUNC +#define O_RDWR CELL_FS_O_RDWR +#else +#include +#endif + +/* Assume W-functions do not work below Win2K and Xbox platforms */ +#if defined(_WIN32_WINNT) && _WIN32_WINNT < 0x0500 || defined(_XBOX) + +#ifndef LEGACY_WIN32 +#define LEGACY_WIN32 +#endif + +#endif + +#if defined(_WIN32) && !defined(_XBOX) +#if !defined(_MSC_VER) || (defined(_MSC_VER) && _MSC_VER >= 1400) +#define ATLEAST_VC2005 +#endif +#endif + +#ifdef RARCH_INTERNAL +#ifndef VFS_FRONTEND +#define VFS_FRONTEND +#endif +#endif + +#include +#include +#include +#include +#include + +#define RFILE_HINT_UNBUFFERED (1 << 8) + +#ifdef VFS_FRONTEND +struct retro_vfs_file_handle +#else +struct libretro_vfs_implementation_file +#endif +{ + int fd; + unsigned hints; + int64_t size; + char *buf; + FILE *fp; + char* orig_path; +#if defined(HAVE_MMAP) + uint64_t mappos; + uint64_t mapsize; + uint8_t *mapped; +#endif +}; + +int64_t retro_vfs_file_seek_internal(libretro_vfs_implementation_file *stream, int64_t offset, int whence) +{ + if (!stream) + goto error; + + if ((stream->hints & RFILE_HINT_UNBUFFERED) == 0) +/* VC2005 and up have a special 64-bit fseek */ +#ifdef ATLEAST_VC2005 + return _fseeki64(stream->fp, offset, whence); +#elif defined(__CELLOS_LV2__) || defined(_MSC_VER) && _MSC_VER <= 1310 + return fseek(stream->fp, (long)offset, whence); +#else + return fseeko(stream->fp, (off_t)offset, whence); +#endif + +#ifdef HAVE_MMAP + /* Need to check stream->mapped because this function is + * called in filestream_open() */ + if (stream->mapped && stream->hints & + RETRO_VFS_FILE_ACCESS_HINT_FREQUENT_ACCESS) + { + /* fseek() returns error on under/overflow but + * allows cursor > EOF for + read-only file descriptors. */ + switch (whence) + { + case SEEK_SET: + if (offset < 0) + goto error; + + stream->mappos = offset; + break; + + case SEEK_CUR: + if ((offset < 0 && stream->mappos + offset > stream->mappos) || + (offset > 0 && stream->mappos + offset < stream->mappos)) + goto error; + + stream->mappos += offset; + break; + + case SEEK_END: + if (stream->mapsize + offset < stream->mapsize) + goto error; + + stream->mappos = stream->mapsize + offset; + break; + } + return stream->mappos; + } +#endif + + if (lseek(stream->fd, offset, whence) < 0) + goto error; + + return 0; + +error: + return -1; +} + +/** + * retro_vfs_file_open_impl: + * @path : path to file + * @mode : file mode to use when opening (read/write) + * @hints : + * + * Opens a file for reading or writing, depending on the requested mode. + * Returns a pointer to an RFILE if opened successfully, otherwise NULL. + **/ + +libretro_vfs_implementation_file *retro_vfs_file_open_impl(const char *path, unsigned mode, unsigned hints) +{ + int flags = 0; + const char *mode_str = NULL; + libretro_vfs_implementation_file *stream = (libretro_vfs_implementation_file*)calloc(1, sizeof(*stream)); + +#ifdef VFS_FRONTEND + const char *dumb_prefix = "vfsonly://"; + + if (!memcmp(path, dumb_prefix, strlen(dumb_prefix))) + path += strlen(dumb_prefix); +#endif + + if (!stream) + return NULL; + + (void)flags; + + stream->hints = hints; + stream->orig_path = strdup(path); + +#ifdef HAVE_MMAP + if (stream->hints & RETRO_VFS_FILE_ACCESS_HINT_FREQUENT_ACCESS && mode == RETRO_VFS_FILE_ACCESS_READ) + stream->hints |= RFILE_HINT_UNBUFFERED; + else +#endif + stream->hints &= ~RETRO_VFS_FILE_ACCESS_HINT_FREQUENT_ACCESS; + + switch (mode) + { + case RETRO_VFS_FILE_ACCESS_READ: + mode_str = "rb"; + + flags = O_RDONLY; +#ifdef _WIN32 + flags |= O_BINARY; +#endif + break; + + case RETRO_VFS_FILE_ACCESS_WRITE: + mode_str = "wb"; + + flags = O_WRONLY | O_CREAT | O_TRUNC; +#ifndef _WIN32 + flags |= S_IRUSR | S_IWUSR; +#else + flags |= O_BINARY; +#endif + break; + + case RETRO_VFS_FILE_ACCESS_READ_WRITE: + mode_str = "w+b"; + + flags = O_RDWR | O_CREAT | O_TRUNC; +#ifndef _WIN32 + flags |= S_IRUSR | S_IWUSR; +#else + flags |= O_BINARY; +#endif + break; + + case RETRO_VFS_FILE_ACCESS_WRITE | RETRO_VFS_FILE_ACCESS_UPDATE_EXISTING: + case RETRO_VFS_FILE_ACCESS_READ_WRITE | RETRO_VFS_FILE_ACCESS_UPDATE_EXISTING: + mode_str = "r+b"; + + flags = O_RDWR; +#ifndef _WIN32 + flags |= S_IRUSR | S_IWUSR; +#else + flags |= O_BINARY; +#endif + break; + + default: + goto error; + } + + if ((stream->hints & RFILE_HINT_UNBUFFERED) == 0) + { + FILE *fp = (FILE*)fopen_utf8(path, mode_str); + + if (!fp) + goto error; + + /* Regarding setvbuf: + * + * https://www.freebsd.org/cgi/man.cgi?query=setvbuf&apropos=0&sektion=0&manpath=FreeBSD+11.1-RELEASE&arch=default&format=html + * + * If the size argument is not zero but buf is NULL, a buffer of the given size will be allocated immediately, and + * released on close. This is an extension to ANSI C. + * + * Since C89 does not support specifying a null buffer with a non-zero size, we create and track our own buffer for it. + */ + /* TODO: this is only useful for a few platforms, find which and add ifdef */ + stream->fp = fp; + stream->buf = (char*)calloc(1, 0x4000); + setvbuf(stream->fp, stream->buf, _IOFBF, 0x4000); + } + else + { +#if defined(_WIN32) && !defined(_XBOX) +#if defined(LEGACY_WIN32) + char *path_local = utf8_to_local_string_alloc(path); + stream->fd = open(path_local, flags, 0); + if (path_local) + free(path_local); +#else + wchar_t * path_wide = utf8_to_utf16_string_alloc(path); + stream->fd = _wopen(path_wide, flags, 0); + if (path_wide) + free(path_wide); +#endif +#else + stream->fd = open(path, flags, 0); +#endif + + if (stream->fd == -1) + goto error; + +#ifdef HAVE_MMAP + if (stream->hints & RETRO_VFS_FILE_ACCESS_HINT_FREQUENT_ACCESS) + { + stream->mappos = 0; + stream->mapped = NULL; + stream->mapsize = retro_vfs_file_seek_internal(stream, 0, SEEK_END); + + if (stream->mapsize == (uint64_t)-1) + goto error; + + retro_vfs_file_seek_internal(stream, 0, SEEK_SET); + + stream->mapped = (uint8_t*)mmap((void*)0, + stream->mapsize, PROT_READ, MAP_SHARED, stream->fd, 0); + + if (stream->mapped == MAP_FAILED) + stream->hints &= ~RETRO_VFS_FILE_ACCESS_HINT_FREQUENT_ACCESS; + } +#endif + } + + retro_vfs_file_seek_internal(stream, 0, SEEK_SET); + retro_vfs_file_seek_internal(stream, 0, SEEK_END); + + stream->size = retro_vfs_file_tell_impl(stream); + + retro_vfs_file_seek_internal(stream, 0, SEEK_SET); + + return stream; + +error: + retro_vfs_file_close_impl(stream); + return NULL; +} + +int retro_vfs_file_close_impl(libretro_vfs_implementation_file *stream) +{ + if (!stream) + return -1; + + if ((stream->hints & RFILE_HINT_UNBUFFERED) == 0) + { + if (stream->fp) + fclose(stream->fp); + } + else + { +#ifdef HAVE_MMAP + if (stream->hints & RETRO_VFS_FILE_ACCESS_HINT_FREQUENT_ACCESS) + munmap(stream->mapped, stream->mapsize); +#endif + } + + if (stream->fd > 0) + close(stream->fd); + if (stream->buf) + free(stream->buf); + if (stream->orig_path) + free(stream->orig_path); + free(stream); + + return 0; +} + +int retro_vfs_file_error_impl(libretro_vfs_implementation_file *stream) +{ + return ferror(stream->fp); +} + +int64_t retro_vfs_file_size_impl(libretro_vfs_implementation_file *stream) +{ + if (!stream) + return 0; + return stream->size; +} + +int64_t retro_vfs_file_tell_impl(libretro_vfs_implementation_file *stream) +{ + if (!stream) + return -1; + + if ((stream->hints & RFILE_HINT_UNBUFFERED) == 0) +/* VC2005 and up have a special 64-bit ftell */ +#ifdef ATLEAST_VC2005 + return _ftelli64(stream->fp); +#else + return ftell(stream->fp); +#endif + +#ifdef HAVE_MMAP + /* Need to check stream->mapped because this function + * is called in filestream_open() */ + if (stream->mapped && stream->hints & RETRO_VFS_FILE_ACCESS_HINT_FREQUENT_ACCESS) + return stream->mappos; +#endif + if (lseek(stream->fd, 0, SEEK_CUR) < 0) + return -1; + + return 0; +} + +int64_t retro_vfs_file_seek_impl(libretro_vfs_implementation_file *stream, int64_t offset, int seek_position) +{ + int whence = -1; + switch (seek_position) + { + case RETRO_VFS_SEEK_POSITION_START: + whence = SEEK_SET; + break; + case RETRO_VFS_SEEK_POSITION_CURRENT: + whence = SEEK_CUR; + break; + case RETRO_VFS_SEEK_POSITION_END: + whence = SEEK_END; + break; + } + + return retro_vfs_file_seek_internal(stream, offset, whence); +} + +int64_t retro_vfs_file_read_impl(libretro_vfs_implementation_file *stream, void *s, uint64_t len) +{ + if (!stream || !s) + goto error; + + if ((stream->hints & RFILE_HINT_UNBUFFERED) == 0) + return fread(s, 1, (size_t)len, stream->fp); + +#ifdef HAVE_MMAP + if (stream->hints & RETRO_VFS_FILE_ACCESS_HINT_FREQUENT_ACCESS) + { + if (stream->mappos > stream->mapsize) + goto error; + + if (stream->mappos + len > stream->mapsize) + len = stream->mapsize - stream->mappos; + + memcpy(s, &stream->mapped[stream->mappos], len); + stream->mappos += len; + + return len; + } +#endif + + return read(stream->fd, s, (size_t)len); + +error: + return -1; +} + +int64_t retro_vfs_file_write_impl(libretro_vfs_implementation_file *stream, const void *s, uint64_t len) +{ + if (!stream) + goto error; + + if ((stream->hints & RFILE_HINT_UNBUFFERED) == 0) + return fwrite(s, 1, (size_t)len, stream->fp); + +#ifdef HAVE_MMAP + if (stream->hints & RETRO_VFS_FILE_ACCESS_HINT_FREQUENT_ACCESS) + goto error; +#endif + return write(stream->fd, s, (size_t)len); + +error: + return -1; +} + +int retro_vfs_file_flush_impl(libretro_vfs_implementation_file *stream) +{ + if (!stream) + return -1; + return fflush(stream->fp)==0 ? 0 : -1; +} + +int retro_vfs_file_remove_impl(const char *path) +{ + char *path_local = NULL; + wchar_t *path_wide = NULL; + + if (!path || !*path) + return -1; + + (void)path_local; + (void)path_wide; + +#if defined(_WIN32) && !defined(_XBOX) +#if defined(_WIN32_WINNT) && _WIN32_WINNT < 0x0500 + path_local = utf8_to_local_string_alloc(path); + + if (path_local) + { + int ret = remove(path_local); + free(path_local); + + if (ret == 0) + return 0; + } +#else + path_wide = utf8_to_utf16_string_alloc(path); + + if (path_wide) + { + int ret = _wremove(path_wide); + free(path_wide); + + if (ret == 0) + return 0; + } +#endif +#else + if (remove(path) == 0) + return 0; +#endif + return -1; +} + +int retro_vfs_file_rename_impl(const char *old_path, const char *new_path) +{ + char *old_path_local = NULL; + char *new_path_local = NULL; + wchar_t *old_path_wide = NULL; + wchar_t *new_path_wide = NULL; + + if (!old_path || !*old_path || !new_path || !*new_path) + return -1; + + (void)old_path_local; + (void)new_path_local; + (void)old_path_wide; + (void)new_path_wide; + +#if defined(_WIN32) && !defined(_XBOX) +#if defined(_WIN32_WINNT) && _WIN32_WINNT < 0x0500 + old_path_local = utf8_to_local_string_alloc(old_path); + new_path_local = utf8_to_local_string_alloc(new_path); + + if (old_path_local) + { + if (new_path_local) + { + int ret = rename(old_path_local, new_path_local); + free(old_path_local); + free(new_path_local); + return ret==0 ? 0 : -1; + } + + free(old_path_local); + } + + if (new_path_local) + free(new_path_local); +#else + old_path_wide = utf8_to_utf16_string_alloc(old_path); + new_path_wide = utf8_to_utf16_string_alloc(new_path); + + if (old_path_wide) + { + if (new_path_wide) + { + int ret = _wrename(old_path_wide, new_path_wide); + free(old_path_wide); + free(new_path_wide); + return ret==0 ? 0 : -1; + } + + free(old_path_wide); + } + + if (new_path_wide) + free(new_path_wide); +#endif + return -1; +#else + return rename(old_path, new_path)==0 ? 0 : -1; +#endif +} + +const char *retro_vfs_file_get_path_impl(libretro_vfs_implementation_file *stream) +{ + /* should never happen, do something noisy so caller can be fixed */ + if (!stream) + abort(); + return stream->orig_path; +} diff --git a/platform/libretro/libretro.c b/platform/libretro/libretro.c index 137c7c6d..97ab984d 100644 --- a/platform/libretro/libretro.c +++ b/platform/libretro/libretro.c @@ -27,6 +27,10 @@ #include #endif +#ifdef USE_LIBRETRO_VFS +#include "file_stream_transforms.h" +#endif + #ifdef _3DS #include "3ds/3ds_utils.h" #define MEMOP_MAP 4 @@ -517,6 +521,10 @@ void lprintf(const char *fmt, ...) /* libretro */ void retro_set_environment(retro_environment_t cb) { +#ifdef USE_LIBRETRO_VFS + struct retro_vfs_interface_info vfs_iface_info; +#endif + static const struct retro_variable vars[] = { { "picodrive_input1", "Input device 1; 3 button pad|6 button pad|None" }, { "picodrive_input2", "Input device 2; 3 button pad|6 button pad|None" }, @@ -535,6 +543,15 @@ void retro_set_environment(retro_environment_t cb) environ_cb = cb; cb(RETRO_ENVIRONMENT_SET_VARIABLES, (void *)vars); + +#ifdef USE_LIBRETRO_VFS + vfs_iface_info.required_interface_version = 1; + vfs_iface_info.iface = NULL; + if (environ_cb(RETRO_ENVIRONMENT_GET_VFS_INTERFACE, &vfs_iface_info)) + { + filestream_vfs_init(&vfs_iface_info); + } +#endif } void retro_set_video_refresh(retro_video_refresh_t cb) { video_cb = cb; }