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Amiga Format CD 23
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Amiga Format AFCD23 (Feb 1998, Issue 107).iso
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emulation
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consoles
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amigavgb
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testall.c
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C/C++ Source or Header
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1997-12-12
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2KB
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52 lines
/** GameBoy Cartridge Tester *********************************/
/** **/
/** testall.c **/
/** **/
/** This program written by Pascal Felber will test all of **/
/** your cartridges finding those which fail CRC check. **/
/** **/
/** Copyright (C) Pascal Felber 1996 **/
/** You are not allowed to distribute this software **/
/** commercially. Please, notify me, if you make any **/
/** changes to this file. **/
/*************************************************************/
#include <stdio.h>
unsigned char RAM[0x4000];
void main(int argc,char *argv[])
{
FILE *s;
unsigned checksum;
int i, arg = 0;
if(argc < 2) {
fprintf(stderr, "Usage: %s file...\n", argv[0]);
exit(1);
}
while(++arg < argc) {
if(!(s = fopen(argv[arg], "rb"))) {
perror("fopen");
exit(1);
}
if(fread(RAM, 1, 0x4000, s) == 0x4000) {
checksum = ((unsigned)RAM[0x014E]<<8)+RAM[0x014F];
checksum += RAM[0x014E]+RAM[0x014F];
do {
for(i = 0; i < 0x4000; i++)
checksum -= RAM[i];
} while(fread(RAM, 1, 0x4000, s) == 0x4000);
} else {
fprintf(stderr, "Error while reading %s\n", argv[arg]);
}
fclose(s);
if(checksum & 0xFFFF)
printf("%s: Checksum error\n", argv[arg]);
}
}