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Fixes to get it working (I think)

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This commit is contained in:
libertyernie 2017-08-29 18:00:17 -05:00
parent efd5bfa7b0
commit 20bebd6025
2 changed files with 46 additions and 15 deletions
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41
source/fceuram.cpp
View File

@ -87,13 +87,25 @@ bool SaveRAM (char * filepath, bool silent)
if (goomba_is_sram(&tag))
{
goomba_cleanup(savebuffer);
void* gba_data = malloc(GOOMBA_COLOR_SRAM_SIZE);
file = fopen(filepath, "rb");
fread(gba_data, 1, GOOMBA_COLOR_SRAM_SIZE, file);
fclose(file);
void* cleaned = goomba_cleanup(gba_data);
if (!cleaned) {
ErrorPrompt(goomba_last_error());
} else if (cleaned != gba_data) {
memcpy(gba_data, cleaned, GOOMBA_COLOR_SRAM_SIZE);
free(cleaned);
}
// Look for just one save file. If there aren't any, or there is more than one, don't read any data.
stateheader* sh1 = NULL;
stateheader* sh2 = NULL;
stateheader* sh = (stateheader*)(savebuffer + 4);
stateheader* sh = (stateheader*)(gba_data + 4);
while (sh && stateheader_plausible(sh)) {
if (little_endian_conv_16(sh->type) != GOOMBA_SRAMSAVE) {}
else if (sh1 == NULL) {
@ -118,10 +130,15 @@ bool SaveRAM (char * filepath, bool silent)
}
else
{
char* newdata = goomba_new_sav(savebuffer, sh1, savebuffer, datasize);
memcpy(savebuffer, newdata, GOOMBA_COLOR_SRAM_SIZE);
datasize = GOOMBA_COLOR_SRAM_SIZE;
free(newdata);
char* newdata = goomba_new_sav(gba_data, sh1, savebuffer, datasize);
if (!newdata) {
ErrorPrompt(goomba_last_error());
datasize = 0;
} else {
memcpy(savebuffer, newdata, GOOMBA_COLOR_SRAM_SIZE);
datasize = GOOMBA_COLOR_SRAM_SIZE;
free(newdata);
}
}
}
}
@ -177,7 +194,13 @@ bool LoadRAM (char * filepath, bool silent)
// Check to see if this is a PocketNES save file
if (goomba_is_sram(savebuffer))
{
goomba_cleanup(savebuffer);
void* cleaned = goomba_cleanup(savebuffer);
if (!cleaned) {
ErrorPrompt(goomba_last_error());
} else if (cleaned != savebuffer) {
memcpy(savebuffer, cleaned, GOOMBA_COLOR_SRAM_SIZE);
free(cleaned);
}
// Look for just one save file. If there aren't any, or there is more than one, don't read any data.
stateheader* sh1 = NULL;
@ -185,9 +208,7 @@ bool LoadRAM (char * filepath, bool silent)
stateheader* sh = (stateheader*)(savebuffer + 4);
while (sh && stateheader_plausible(sh)) {
if (little_endian_conv_16(sh->type) != GOOMBA_SRAMSAVE) {
InfoPrompt("Not sram");
}
if (little_endian_conv_16(sh->type) != GOOMBA_SRAMSAVE) { }
else if (sh1 == NULL) {
sh1 = sh;
}

20
source/pocketnes/goombasav.cpp
View File

@ -191,9 +191,12 @@ const stateheader* stateheader_first(const void* gba_data) {
else if (check_le == POCKETNES_STATEID2) check++;
else if (check_le == SMSADVANCE_STATEID) check++;
return stateheader_plausible(check)
? (stateheader*)check
: NULL;
if (stateheader_plausible(check)) {
return (stateheader*)check;
} else {
goomba_error("sh at %p not plausible - value: %08X", gba_data, *(uint32_t*)gba_data);
return NULL;
}
}
const stateheader** stateheader_scan(const void* gba_data) {
@ -202,6 +205,10 @@ const stateheader** stateheader_scan(const void* gba_data) {
memset(headers, 0, psize * 64);
const stateheader* sh = stateheader_first(gba_data);
if (sh == NULL) {
free(headers);
return NULL;
}
int i = 0;
while (stateheader_plausible(sh) && i < 63) {
headers[i] = sh;
@ -289,12 +296,15 @@ char* goomba_cleanup(const void* gba_data_param) {
goomba_configdata* gcd = NULL;
smsadvance_configdata* scd = NULL;
if (cd->size == sizeof(goomba_configdata)) {
if (F16(cd->size) == sizeof(goomba_configdata)) {
gcd = (goomba_configdata*)cd;
checksum = F32(gcd->sram_checksum); // 0 = clean, postitive = unclean
} else if (cd->size == sizeof(smsadvance_configdata)) {
} else if (F16(cd->size) == sizeof(smsadvance_configdata)) {
scd = (smsadvance_configdata*)cd;
checksum = F32(scd->sram_checksum); // 0 = clean, postitive = unclean
} else {
goomba_error("Unrecognized size of configdata, cannot clean");
return NULL;
}
for (j = 0; headers[j] != NULL; j++) {