gbdev/rgbds
1
0
Fork 0
mirror of https://github.com/gbdev/rgbds.git synced 2025-11-21 10:42:07 +00:00
Code Issues Packages Projects Releases Wiki Activity

add -k option to set new licensee code

Browse Source
This commit is contained in:
anthony
2010-01-04 20:00:34 -07:00
parent fb81793d9f
commit 3649cec52d
1 changed files with 24 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

24
src/fix/main.c
View File

@@ -25,6 +25,7 @@
#define OPTF_GBCMODE 0x100L
#define OPTF_JAPAN 0x200L
#define OPTF_SGBMODE 0x400L
#define OPTF_NLICENSEE 0x800L
unsigned long ulOptions;
@@ -63,6 +64,7 @@ PrintUsage(void)
"\t\tAn optional hexadecimal pad value can be supplied (default is 0)");
printf(" -r\t\ttRuncate image to valid size\n\t\t\tTruncates to 32/64/128/256/512kB as appropriate\n");
printf(" -t<name>\tChange cartridge title field (16 characters)\n");
printf(" -k<code>\tChange licensee code (2 characters)\n");
printf(" -v\t\tValidate header\n"
"\t\tCorrects - Nintendo Character Area (0x0104)\n"
"\t\t\t - ROM type (0x0147)\n"
@@ -225,6 +227,7 @@ main(int argc, char *argv[])
int argn = 1;
char filename[512];
char cartname[32];
char nlicensee[3];
FILE *f;
int pad_value = 0;
int ram_size = 0;
@@ -297,6 +300,10 @@ main(int argc, char *argv[])
strncpy(cartname, argv[argn] + 2, 16);
ulOptions |= OPTF_TITLE;
break;
case 'k':
strncpy(nlicensee, argv[argn] + 2, 2);
ulOptions |= OPTF_NLICENSEE;
break;
case 'q':
ulOptions |= OPTF_QUIET;
break;
@@ -441,6 +448,23 @@ main(int argc, char *argv[])
printf("\tTitle set to %s\n", cartname);
}
}
/*
* -k (Set new licensee) option code
*/
if (ulOptions & OPTF_NLICENSEE) {
if (!(ulOptions & OPTF_QUIET)) {
printf("Setting new licensee:\n");
}
if ((ulOptions & OPTF_DEBUG) == 0) {
fflush(f);
fseek(f, 0x13F, SEEK_SET);
fwrite(nlicensee, 2, 1, f);
fflush(f);
}
if (!(ulOptions & OPTF_QUIET)) {
printf("\tLicensee set to %s\n", nlicensee);
}
}
/*
* -m (Set ram size) option code
*