mirror of
https://github.com/clockworkpi/PicoCalc.git
synced 2025-12-12 18:28:53 +01:00
66 lines
2.1 KiB
C
66 lines
2.1 KiB
C
#include "MMBasic_Includes.h"
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#include "Hardware_Includes.h"
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#include "lwip/apps/tftp_common.h"
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#include "lwip/apps/tftp_server.h"
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struct tftp_context ctx;
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int tftp_fnbr;
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void* tftp_open(const char* fname, const char* fmode, u8_t write){
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if (!InitSDCard()) return NULL;
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BYTE mode = 0;
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tftp_fnbr=FindFreeFileNbr();
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if (write){
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mode = FA_WRITE | FA_CREATE_ALWAYS;
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if(!optionsuppressstatus)MMPrintString("TFTP request to create ");
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}
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else {
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mode = FA_READ;
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if(!optionsuppressstatus)MMPrintString("TFTP request to read ");
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}
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if(!optionsuppressstatus)MMPrintString(strcmp(fmode,"octet")==0? "binary file : " : "ascii file : ");
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if(!optionsuppressstatus)MMPrintString((char *)fname);
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if(!optionsuppressstatus)PRet();
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if (!BasicFileOpen((char *)fname, tftp_fnbr, mode))
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return NULL;
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return &tftp_fnbr;
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}
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void tftp_close(void* handle){
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// int nbr;
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int fnbr=*(int *)handle;
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FileClose(fnbr);
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if(!optionsuppressstatus)MMPrintString("TFTP transfer complete\r\n");
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}
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int tftp_read(void* handle, void* buf, int bytes){
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int n_read;
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int fnbr=*(int *)handle;
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if(filesource[fnbr]==FATFSFILE) f_read(FileTable[fnbr].fptr, buf, bytes, (UINT *)&n_read);
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else n_read=lfs_file_read(&lfs, FileTable[fnbr].lfsptr, buf, bytes);
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return n_read;
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}
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int tftp_write(void* handle, struct pbuf* p){
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int nbr;
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int fnbr=*(int *)handle;
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if(filesource[fnbr]==FATFSFILE) f_write(FileTable[fnbr].fptr, p->payload, p->tot_len, (UINT *)&nbr);
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else {
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nbr=FSerror=lfs_file_write(&lfs, FileTable[fnbr].lfsptr, p->payload, p->tot_len);
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}
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if(FSerror>0)FSerror=0;
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ErrorCheck(tftp_fnbr);
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return nbr;
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}
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void tftp_error(void* handle, int err, const char* msg, int size){
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int fnbr=*(int *)handle;
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ForceFileClose(fnbr);
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MMPrintString("TFTP Error: ");
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MMPrintString((char *)msg);
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PRet();
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}
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int cmd_tftp_server_init(void){
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ctx.open=tftp_open;
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ctx.close=tftp_close;
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ctx.error=tftp_error;
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ctx.write=tftp_write;
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ctx.read=tftp_read;
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tftp_init_server(&ctx);
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return 1;
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} |