bool GBLoadROM(struct GB* gb, struct VFile* vf) {
GBUnloadROM(gb);
gb->romVf = vf;
gb->pristineRomSize = vf->size(vf);
vf->seek(vf, 0, SEEK_SET);
#ifdef _3DS
gb->pristineRom = 0;
if (gb->pristineRomSize <= romBufferSize) {
gb->pristineRom = romBuffer;
vf->read(vf, romBuffer, gb->pristineRomSize);
}
#else
gb->pristineRom = vf->map(vf, gb->pristineRomSize, MAP_READ);
#endif
if (!gb->pristineRom) {
return false;
}
gb->yankedRomSize = 0;
gb->memory.rom = gb->pristineRom;
gb->memory.romSize = gb->pristineRomSize;
gb->romCrc32 = doCrc32(gb->memory.rom, gb->memory.romSize);
// TODO: error check
return true;
}
void GBDestroy(struct GB* gb) {
GBUnloadROM(gb);
if (gb->biosVf) {
gb->biosVf->close(gb->biosVf);
gb->biosVf = 0;
}
GBMemoryDeinit(gb);
GBVideoDeinit(&gb->video);
GBSIODeinit(&gb->sio);
}
void GBDestroy(struct GB* gb) {
GBUnloadROM(gb);
GBMemoryDeinit(gb);
}
