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Implements Read/Writes for HUC3 

Also seperates HUC1 from MBC1
This commit is contained in:
Squall Leonhart 2023-02-27 03:21:35 +11:00 committed by Rafael Kitover
parent 1a63a27c62
commit 166299cda6
1 changed files with 160 additions and 2 deletions
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162
src/gb/GB.cpp
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@ -2993,6 +2993,52 @@ void gbWriteSaveTAMA5(const char* name, bool extendedSave)
fclose(gzFile);
}
void gbWriteSaveHUC3(const char* name, bool extendedSave)
{
if (gbRam || extendedSave) {
FILE* gzFile = fopen(name, "wb");
if (gbRam) {
if (gzFile == NULL) {
systemMessage(MSG_ERROR_CREATING_FILE, N_("Error creating file %s"), name);
return;
}
fwrite(gbRam,
1,
(gbRamSizeMask + 1),
gzFile);
}
if (extendedSave)
fwrite(&gbRTCHuC3.mapperLastTime,
1,
HUC3_RTC_DATA_SIZE,
gzFile);
fclose(gzFile);
}
}
void gbWriteSaveHUC1(const char* name)
{
if (gbRam) {
FILE* gzFile = utilOpenFile(name, "wb");
if (gzFile == NULL) {
systemMessage(MSG_ERROR_CREATING_FILE, N_("Error creating file %s"), name);
return;
}
fwrite(gbRam,
1,
(gbRamSizeMask + 1),
gzFile);
fclose(gzFile);
}
}
void gbWriteSaveMMM01(const char* name)
{
if (gbRam) {
@ -3297,6 +3343,105 @@ bool gbReadSaveTAMA5(const char* name)
return res;
}
bool gbReadSaveHUC3(const char* name)
{
gzFile gzFile = utilAutoGzOpen(name, "rb");
if (gzFile == NULL) {
return false;
}
int read = 0;
if (gbRam)
read = gzread(gzFile,
gbRam,
(gbRamSizeMask + 1));
else
read = (gbRamSizeMask + 1);
bool res = true;
if (read != (gbRamSizeMask + 1)) {
systemMessage(MSG_FAILED_TO_READ_SGM,
N_("Battery file's size incompatible with the rom settings %s (%d).\nWarning : save of the battery file is now disabled !"), name, read);
gbBatteryError = true;
res = false;
}
else if ((gbRomType == 0xf) || (gbRomType == 0xfe)) { // read RTC data
read = gzread(gzFile,
&gbRTCHuC3.mapperLastTime,
HUC3_RTC_DATA_SIZE);
if (!read || (read != HUC3_RTC_DATA_SIZE && read != HUC3_RTC_DATA_SIZE - 4)) { // detect old 32 bit saves
systemMessage(MSG_FAILED_TO_READ_RTC, N_("Failed to read RTC from save game %s (continuing)"),
name);
res = false;
}
else {
// Also checks if the battery file it bigger than gbRamSizeMask+1+RTC !
uint8_t data[1];
data[0] = 0;
read = gzread(gzFile,
data,
1);
if (read > 0) {
systemMessage(MSG_FAILED_TO_READ_SGM,
N_("Battery file's size incompatible with the rom settings %s (%d).\nWarning : save of the battery file is now disabled !"), name, read);
gbBatteryError = true;
res = false;
}
}
}
gzclose(gzFile);
return res;
}
bool gbReadSaveHUC1(const char* name)
{
if (gbRam) {
gzFile gzFile = utilAutoGzOpen(name, "rb");
if (gzFile == NULL) {
return false;
}
int read = gzread(gzFile,
gbRam,
(gbRamSizeMask + 1));
if (read != (gbRamSizeMask + 1)) {
systemMessage(MSG_FAILED_TO_READ_SGM,
N_("Battery file's size incompatible with the rom settings %s (%d).\nWarning : save of the battery file is now disabled !"), name, read);
gzclose(gzFile);
gbBatteryError = true;
return false;
}
// Also checks if the battery file it bigger than gbRamSizeMask+1 !
uint8_t data[1];
data[0] = 0;
read = gzread(gzFile,
data,
1);
if (read > 0) {
systemMessage(MSG_FAILED_TO_READ_SGM,
N_("Battery file's size incompatible with the rom settings %s (%d).\nWarning : save of the battery file is now disabled !"), name, read);
gzclose(gzFile);
gbBatteryError = true;
return false;
}
gzclose(gzFile);
return true;
}
else
return false;
}
bool gbReadSaveMMM01(const char* name)
{
if (gbRam) {
@ -3389,8 +3534,11 @@ bool gbWriteBatteryFile(const char* file, bool extendedSave)
case 0xfd:
gbWriteSaveTAMA5(file, extendedSave);
break;
case 0xfe:
gbWriteSaveHUC3(file, extendedSave);
break;
case 0xff:
gbWriteSaveMBC1(file);
gbWriteSaveHUC1(file);
break;
}
}
@ -3482,8 +3630,18 @@ bool gbReadBatteryFile(const char* file)
}
res = true;
break;
case 0xfe:
if (!gbReadSaveHUC3(file)) {
time(&gbRTCHuC3.mapperLastTime);
struct tm* lt;
lt = localtime(&gbRTCHuC3.mapperLastTime);
res = false;
break;
}
res = true;
break;
case 0xff:
res = gbReadSaveMBC1(file);
res = gbReadSaveHUC1(file);
break;
}
}