bool SavedataParam::Save(SceUtilitySavedataParam* param, int saveId)
{
if (!param) {
return false;
}
std::string dirPath = GetSaveFilePath(param, saveId);
if (!pspFileSystem.GetFileInfo(dirPath).exists)
pspFileSystem.MkDir(dirPath);
if(param->dataBuf != 0) // Can launch save without save data in mode 13
{
std::string filePath = dirPath+"/"+GetFileName(param);
SceSize saveSize = param->dataSize;
if(saveSize == 0 || saveSize > param->dataBufSize)
saveSize = param->dataBufSize; // fallback, should never use this
INFO_LOG(HLE,"Saving file with size %u in %s",saveSize,filePath.c_str());
u8 *data_ = (u8*)Memory::GetPointer(param->dataBuf);
// copy back save name in request
strncpy(param->saveName,GetSaveDirName(param, saveId).c_str(),20);
if (!WritePSPFile(filePath, data_, saveSize))
{
ERROR_LOG(HLE,"Error writing file %s",filePath.c_str());
return false;
}
}
// SAVE PARAM.SFO
ParamSFOData sfoFile;
std::string sfopath = dirPath+"/"+sfoName;
PSPFileInfo sfoInfo = pspFileSystem.GetFileInfo(sfopath);
if(sfoInfo.exists) // Read old sfo if exist
{
u8 *sfoData = new u8[(size_t)sfoInfo.size];
size_t sfoSize = (size_t)sfoInfo.size;
if(ReadPSPFile(sfopath,sfoData,sfoSize, NULL))
{
sfoFile.ReadSFO(sfoData,sfoSize);
delete[] sfoData;
}
}
// Update values
sfoFile.SetValue("TITLE",param->sfoParam.title,128);
sfoFile.SetValue("SAVEDATA_TITLE",param->sfoParam.savedataTitle,128);
sfoFile.SetValue("SAVEDATA_DETAIL",param->sfoParam.detail,1024);
sfoFile.SetValue("PARENTAL_LEVEL",param->sfoParam.parentalLevel,4);
sfoFile.SetValue("CATEGORY","MS",4);
sfoFile.SetValue("SAVEDATA_DIRECTORY",GetSaveDir(param,saveId),64);
// For each file, 13 bytes for filename, 16 bytes for file hash (0 in PPSSPP), 3 byte for padding
const int FILE_LIST_ITEM_SIZE = 13 + 16 + 3;
const int FILE_LIST_COUNT_MAX = 99;
const int FILE_LIST_TOTAL_SIZE = FILE_LIST_ITEM_SIZE * FILE_LIST_COUNT_MAX;
u32 tmpDataSize = 0;
u8* tmpDataOrig = sfoFile.GetValueData("SAVEDATA_FILE_LIST", &tmpDataSize);
u8* tmpData = new u8[FILE_LIST_TOTAL_SIZE];
if (tmpDataOrig != NULL)
memcpy(tmpData, tmpDataOrig, tmpDataSize > FILE_LIST_TOTAL_SIZE ? FILE_LIST_TOTAL_SIZE : tmpDataSize);
else
memset(tmpData, 0, FILE_LIST_TOTAL_SIZE);
if (param->dataBuf != 0)
{
char *fName = (char*)tmpData;
for(int i = 0; i < FILE_LIST_COUNT_MAX; i++)
{
if(fName[0] == 0)
break; // End of list
if(strncmp(fName,GetFileName(param).c_str(),20) == 0)
break; // File already in SFO
fName += FILE_LIST_ITEM_SIZE;
}
if (fName + 20 <= (char*)tmpData + FILE_LIST_TOTAL_SIZE)
snprintf(fName, 20, "%s",GetFileName(param).c_str());
}
sfoFile.SetValue("SAVEDATA_FILE_LIST", tmpData, FILE_LIST_TOTAL_SIZE, FILE_LIST_TOTAL_SIZE);
delete[] tmpData;
// No crypted save, so fill with 0
tmpData = new u8[128];
memset(tmpData, 0, 128);
sfoFile.SetValue("SAVEDATA_PARAMS", tmpData, 128, 128);
delete[] tmpData;
u8 *sfoData;
size_t sfoSize;
sfoFile.WriteSFO(&sfoData,&sfoSize);
WritePSPFile(sfopath, sfoData, (SceSize)sfoSize);
delete[] sfoData;
// SAVE ICON0
if (param->icon0FileData.buf)
{
u8* data_ = (u8*)Memory::GetPointer(param->icon0FileData.buf);
std::string icon0path = dirPath+"/"+icon0Name;
WritePSPFile(icon0path, data_, param->icon0FileData.bufSize);
}
// SAVE ICON1
if (param->icon1FileData.buf)
{
u8* data_ = (u8*)Memory::GetPointer(param->icon1FileData.buf);
std::string icon1path = dirPath+"/"+icon1Name;
WritePSPFile(icon1path, data_, param->icon1FileData.bufSize);
}
// SAVE PIC1
if (param->pic1FileData.buf)
{
u8* data_ = (u8*)Memory::GetPointer(param->pic1FileData.buf);
std::string pic1path = dirPath+"/"+pic1Name;
WritePSPFile(pic1path, data_, param->pic1FileData.bufSize);
}
// Save SND
if (param->snd0FileData.buf)
{
u8* data_ = (u8*)Memory::GetPointer(param->snd0FileData.buf);
std::string snd0path = dirPath+"/"+snd0Name;
WritePSPFile(snd0path, data_, param->snd0FileData.bufSize);
}
// Save Encryption Data
{
EncryptFileInfo encryptInfo;
SceSize dataSize = sizeof(encryptInfo); // version + key + sdkVersion
memset(&encryptInfo,0,dataSize);
encryptInfo.fileVersion = 1;
encryptInfo.sdkVersion = sceKernelGetCompiledSdkVersion();
if(param->size > 1500)
memcpy(encryptInfo.key,param->key,16);
std::string encryptInfoPath = dirPath+"/"+"ENCRYPT_INFO.BIN";
WritePSPFile(encryptInfoPath, (u8*)&encryptInfo, dataSize);
}
return true;
}
bool SavedataParam::Save(SceUtilitySavedataParam* param, int saveId)
{
if (!param) {
return false;
}
std::string dirPath = GetSaveFilePath(param, saveId);
if (!pspFileSystem.GetFileInfo(dirPath).exists)
pspFileSystem.MkDir(dirPath);
u8* cryptedData = 0;
int cryptedSize = 0;
u8 cryptedHash[0x10];
memset(cryptedHash,0,0x10);
// Encrypt save.
if(param->dataBuf != 0 && g_Config.bEncryptSave)
{
cryptedSize = param->dataSize;
if(cryptedSize == 0 || (SceSize)cryptedSize > param->dataBufSize)
cryptedSize = param->dataBufSize; // fallback, should never use this
u8* data_ = (u8*)Memory::GetPointer(param->dataBuf);
int aligned_len = align16(cryptedSize);
cryptedData = new u8[aligned_len + 0x10];
memcpy(cryptedData, data_, cryptedSize);
int decryptMode = 1;
if(param->key[0] != 0)
{
decryptMode = (GetSDKMainVersion(sceKernelGetCompiledSdkVersion()) >= 4 ? 5 : 3);
}
if(EncryptData(decryptMode, cryptedData, &cryptedSize, &aligned_len, cryptedHash, ((param->key[0] != 0)?param->key:0)) == 0)
{
}
else
{
ERROR_LOG(HLE,"Save encryption failed. This save won't work on real PSP");
delete[] cryptedData;
cryptedData = 0;
}
}
// SAVE PARAM.SFO
ParamSFOData sfoFile;
std::string sfopath = dirPath+"/"+sfoName;
PSPFileInfo sfoInfo = pspFileSystem.GetFileInfo(sfopath);
if(sfoInfo.exists) // Read old sfo if exist
{
u8 *sfoData = new u8[(size_t)sfoInfo.size];
size_t sfoSize = (size_t)sfoInfo.size;
if(ReadPSPFile(sfopath,&sfoData,sfoSize, NULL))
{
sfoFile.ReadSFO(sfoData,sfoSize);
delete[] sfoData;
}
}
// Update values
sfoFile.SetValue("TITLE",param->sfoParam.title,128);
sfoFile.SetValue("SAVEDATA_TITLE",param->sfoParam.savedataTitle,128);
sfoFile.SetValue("SAVEDATA_DETAIL",param->sfoParam.detail,1024);
sfoFile.SetValue("PARENTAL_LEVEL",param->sfoParam.parentalLevel,4);
sfoFile.SetValue("CATEGORY","MS",4);
sfoFile.SetValue("SAVEDATA_DIRECTORY",GetSaveDir(param,saveId),64);
// For each file, 13 bytes for filename, 16 bytes for file hash (0 in PPSSPP), 3 byte for padding
const int FILE_LIST_ITEM_SIZE = 13 + 16 + 3;
const int FILE_LIST_COUNT_MAX = 99;
const int FILE_LIST_TOTAL_SIZE = FILE_LIST_ITEM_SIZE * FILE_LIST_COUNT_MAX;
u32 tmpDataSize = 0;
u8* tmpDataOrig = sfoFile.GetValueData("SAVEDATA_FILE_LIST", &tmpDataSize);
u8* tmpData = new u8[FILE_LIST_TOTAL_SIZE];
if (tmpDataOrig != NULL)
memcpy(tmpData, tmpDataOrig, tmpDataSize > FILE_LIST_TOTAL_SIZE ? FILE_LIST_TOTAL_SIZE : tmpDataSize);
else
memset(tmpData, 0, FILE_LIST_TOTAL_SIZE);
if (param->dataBuf != 0)
{
char *fName = (char*)tmpData;
for(int i = 0; i < FILE_LIST_COUNT_MAX; i++)
{
if(fName[0] == 0)
break; // End of list
if(strncmp(fName,GetFileName(param).c_str(),20) == 0)
break;
fName += FILE_LIST_ITEM_SIZE;
}
if (fName + 13 <= (char*)tmpData + FILE_LIST_TOTAL_SIZE)
snprintf(fName, 13, "%s",GetFileName(param).c_str());
if (fName + 13 + 16 <= (char*)tmpData + FILE_LIST_TOTAL_SIZE)
memcpy(fName+13, cryptedHash, 16);
}
sfoFile.SetValue("SAVEDATA_FILE_LIST", tmpData, FILE_LIST_TOTAL_SIZE, FILE_LIST_TOTAL_SIZE);
delete[] tmpData;
// Init param with 0. This will be used to detect crypted save or not on loading
tmpData = new u8[128];
memset(tmpData, 0, 128);
sfoFile.SetValue("SAVEDATA_PARAMS", tmpData, 128, 128);
delete[] tmpData;
u8 *sfoData;
size_t sfoSize;
sfoFile.WriteSFO(&sfoData,&sfoSize);
// Calc SFO hash for PSP.
if(cryptedData != 0)
{
int offset = sfoFile.GetDataOffset(sfoData,"SAVEDATA_PARAMS");
if(offset >= 0)
UpdateHash(sfoData, sfoSize, offset, (param->key[0]?3:1));
}
WritePSPFile(sfopath, sfoData, (SceSize)sfoSize);
delete[] sfoData;
if(param->dataBuf != 0) // Can launch save without save data in mode 13
{
std::string filePath = dirPath+"/"+GetFileName(param);
u8* data_ = 0;
SceSize saveSize = 0;
if(cryptedData == 0) // Save decrypted data
{
saveSize = param->dataSize;
if(saveSize == 0 || saveSize > param->dataBufSize)
saveSize = param->dataBufSize; // fallback, should never use this
data_ = (u8*)Memory::GetPointer(param->dataBuf);
}
else
{
data_ = cryptedData;
saveSize = cryptedSize;
}
INFO_LOG(HLE,"Saving file with size %u in %s",saveSize,filePath.c_str());
// copy back save name in request
strncpy(param->saveName,GetSaveDirName(param, saveId).c_str(),20);
if (!WritePSPFile(filePath, data_, saveSize))
{
ERROR_LOG(HLE,"Error writing file %s",filePath.c_str());
if(cryptedData != 0)
{
delete[] cryptedData;
}
return false;
}
delete[] cryptedData;
}
// SAVE ICON0
if (param->icon0FileData.buf)
{
u8* data_ = (u8*)Memory::GetPointer(param->icon0FileData.buf);
std::string icon0path = dirPath+"/"+icon0Name;
WritePSPFile(icon0path, data_, param->icon0FileData.bufSize);
}
// SAVE ICON1
if (param->icon1FileData.buf)
{
u8* data_ = (u8*)Memory::GetPointer(param->icon1FileData.buf);
std::string icon1path = dirPath+"/"+icon1Name;
WritePSPFile(icon1path, data_, param->icon1FileData.bufSize);
}
// SAVE PIC1
if (param->pic1FileData.buf)
{
u8* data_ = (u8*)Memory::GetPointer(param->pic1FileData.buf);
std::string pic1path = dirPath+"/"+pic1Name;
WritePSPFile(pic1path, data_, param->pic1FileData.bufSize);
}
// Save SND
if (param->snd0FileData.buf)
{
u8* data_ = (u8*)Memory::GetPointer(param->snd0FileData.buf);
std::string snd0path = dirPath+"/"+snd0Name;
WritePSPFile(snd0path, data_, param->snd0FileData.bufSize);
}
// Save Encryption Data
{
EncryptFileInfo encryptInfo;
SceSize dataSize = sizeof(encryptInfo); // version + key + sdkVersion
memset(&encryptInfo,0,dataSize);
encryptInfo.fileVersion = 1;
encryptInfo.sdkVersion = sceKernelGetCompiledSdkVersion();
if(param->size > 1500)
memcpy(encryptInfo.key,param->key,16);
std::string encryptInfoPath = dirPath+"/"+"ENCRYPT_INFO.BIN";
WritePSPFile(encryptInfoPath, (u8*)&encryptInfo, dataSize);
}
return true;
}
