Function FDSLoad

src/fds.cpp:762–909

}

int FDSLoad(const char *name, FCEUFILE *fp) {
	FILE *zp;
	int x;

	// try to load FDS image first
	FreeFDSMemory();
	int load_result = SubLoad(fp);
	switch (load_result)
	{
	case 1:
		FreeFDSMemory();
		return LOADER_INVALID_FORMAT;
	case 2:
		FreeFDSMemory();
		FCEU_PrintError("Unable to allocate memory.");
		return LOADER_HANDLED_ERROR;
	}

	// load FDS BIOS next
	char *fn = strdup(FCEU_MakeFName(FCEUMKF_FDSROM, 0, 0).c_str());

	if (!(zp = FCEUD_UTF8fopen(fn, "rb"))) {
		FCEU_PrintError("FDS BIOS ROM image missing: %s", FCEU_MakeFName(FCEUMKF_FDSROM, 0, 0).c_str());
		free(fn);
		FreeFDSMemory();
		return LOADER_HANDLED_ERROR;
	}
	free(fn);

	fseek(zp, 0L, SEEK_END);
	if (ftell(zp) != 8192) {
		fclose(zp);
		FreeFDSMemory();
		FCEU_PrintError("FDS BIOS ROM image incompatible: %s", FCEU_MakeFName(FCEUMKF_FDSROM, 0, 0).c_str());
		return LOADER_HANDLED_ERROR;
	}
	fseek(zp, 0L, SEEK_SET);

	ResetCartMapping();

	if(FDSBIOS)
		free(FDSBIOS);
	FDSBIOS = NULL;
	if(FDSRAM)
		free(FDSRAM);
	FDSRAM = NULL;
	if(CHRRAM)
		free(CHRRAM);
	CHRRAM = NULL;

	FDSBIOSsize = 8192;
	FDSBIOS = (uint8*)FCEU_gmalloc(FDSBIOSsize);
	SetupCartPRGMapping(0, FDSBIOS, FDSBIOSsize, 0);

	if (fread(FDSBIOS, 1, FDSBIOSsize, zp) != FDSBIOSsize) {
		if(FDSBIOS)
			free(FDSBIOS);
		FDSBIOS = NULL;