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GBACart : Abstract out common code in LoadROM()

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Signed-off-by: Madhav Kanbur <abcdjdj@gmail.com>
This commit is contained in:
Madhav Kanbur
2021-01-11 20:34:56 +05:30
parent 89ff8fefd3
commit d5df5fd6ed
1 changed files with 27 additions and 24 deletions
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51
src/GBACart.cpp
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@ -620,6 +620,32 @@ void DoSavestate(Savestate* file)
if (HasSolarSensor) GBACart_SolarSensor::DoSavestate(file);
}
static void LoadROMCommon(const char *sram)
{
char gamecode[5] = { '\0' };
memcpy(&gamecode, CartROM + 0xAC, 4);
printf("Game code: %s\n", gamecode);
for (int i = 0; i < sizeof(SOLAR_SENSOR_GAMECODES)/sizeof(SOLAR_SENSOR_GAMECODES[0]); i++)
{
if (strcmp(gamecode, SOLAR_SENSOR_GAMECODES[i]) == 0) HasSolarSensor = true;
}
if (HasSolarSensor)
{
printf("GBA solar sensor support detected!\n");
}
CartCRC = CRC32(CartROM, CartROMSize);
printf("ROM CRC32: %08X\n", CartCRC);
CartInserted = true;
// save
printf("Save file: %s\n", sram);
GBACart_SRAM::LoadSave(sram);
}
bool LoadROM(const char* path, const char* sram)
{
FILE* f = Platform::OpenFile(path, "rb");
@ -640,36 +666,13 @@ bool LoadROM(const char* path, const char* sram)
while (CartROMSize < len)
CartROMSize <<= 1;
char gamecode[5] = { '\0' };
fseek(f, 0xAC, SEEK_SET);
fread(&gamecode, 1, 4, f);
printf("Game code: %s\n", gamecode);
for (int i = 0; i < sizeof(SOLAR_SENSOR_GAMECODES)/sizeof(SOLAR_SENSOR_GAMECODES[0]); i++)
{
if (strcmp(gamecode, SOLAR_SENSOR_GAMECODES[i]) == 0) HasSolarSensor = true;
}
if (HasSolarSensor)
{
printf("GBA solar sensor support detected!\n");
}
CartROM = new u8[CartROMSize];
memset(CartROM, 0, CartROMSize);
fseek(f, 0, SEEK_SET);
fread(CartROM, 1, len, f);
fclose(f);
CartCRC = CRC32(CartROM, CartROMSize);
printf("ROM CRC32: %08X\n", CartCRC);
CartInserted = true;
// save
printf("Save file: %s\n", sram);
GBACart_SRAM::LoadSave(sram);
LoadROMCommon(sram);
return true;
}