quickdev16/avr/usbload/inflate.c
2009-10-26 18:16:37 +01:00

104 lines
2.2 KiB
C

/*
* =====================================================================================
*
* ________ .__ __ ________ ____ ________
* \_____ \ __ __|__| ____ | | __\______ \ _______ _/_ |/ _____/
* / / \ \| | \ |/ ___\| |/ / | | \_/ __ \ \/ /| / __ \
* / \_/. \ | / \ \___| < | ` \ ___/\ / | \ |__\ \
* \_____\ \_/____/|__|\___ >__|_ \/_______ /\___ >\_/ |___|\_____ /
* \__> \/ \/ \/ \/ \/
*
* www.optixx.org
*
*
* Version: 1.0
* Created: 09/22/2009
* Author: jannis@harderweb.de
*
* =====================================================================================
*/
#include <string.h>
#include <stdio.h>
#include <stdlib.h>
#include "neginf/neginf.h"
#include "inflate.h"
#include "assert.h"
#include "ringbuffer.h"
char inflate_done = 0;
char *mem;
char *mem_ref;
int addr = 0;
int addr_ref = 0;
void inflate_init()
{
neginf_init(0);
mem = (char*)malloc(2<<15);
mem_ref = (char*)malloc(2<<15);
addr_ref = 0;
addr = 0;
rb_init();
}
void inflate_flush()
{
while(!rb_isempty()){
mem[addr++] = rb_get();
printf("final fill addr=0x%06x size=%i\n",addr,rb_free());
}
printf("write out.smc\n");
FILE *file;
file = fopen("out.smc","w");
fwrite(mem,2<<15,1,file);
fclose(file);
printf("write out_ref.smc\n");
file = fopen("out_ref.smc","w");
fwrite(mem_ref,2<<15,1,file);
fclose(file);
}
void neginf_cb_completed()
{
inflate_done = 1;
}
void neginf_cb_seq_byte(nbyte byte)
{
mem_ref[addr_ref++] = byte;
if (rb_isfull())
mem[addr++] = rb_get();
printf("addr=%x byte=%i size=%i\n",addr,byte, rb_free());
rb_put(byte);
//assert(!rb_isfull());
}
void neginf_cb_copy(nsize from, nsize to, nint length)
{
int i;
printf("neginf_cb_copy addr=0x%06x from=0x%06x to=0x%06x len=%i\n",addr,from, to, length);
for (i=0; i<length;i++){
mem_ref[to+i] = mem_ref[from+i];
}
for (i=0; i<length;i++){
mem[to+i] = mem_ref[from+i];
}
addr = to + length;
addr_ref = to + length;
}