static void CreateDir(const char *pPath)
{
if(!pPath || *pPath == 0)
return;
// strip trailing '/'
((char*)pPath)[MFString_Length(pPath)-1] = 0;
// the path is empty
if(*pPath == 0)
return;
CreateDir(MFStr_GetFilePath(pPath));
CreateDirectory(pPath, NULL);
}
bool MFFileNative_CreateDirectory(const char *pPath)
{
if(!pPath || *pPath == 0)
return false;
// strip trailing '/'
((char*)pPath)[MFString_Length(pPath)-1] = 0;
// the path is empty
if(*pPath == 0)
return false;
MFFileNative_CreateDirectory(MFStr_GetFilePath(pPath));
return CreateDirectory(MFString_UFT8AsWChar(pPath), NULL) != 0;
}
int MFFileNative_Open(MFFile *pFile, MFOpenData *pOpenData)
{
MFCALLSTACK;
MFDebug_Assert(pOpenData->cbSize == sizeof(MFOpenDataNative), "Incorrect size for MFOpenDataNative structure. Invalid pOpenData.");
MFOpenDataNative *pNative = (MFOpenDataNative*)pOpenData;
DWORD access = ((pOpenData->openFlags&MFOF_Read) ? GENERIC_READ : NULL) | ((pOpenData->openFlags&MFOF_Write) ? GENERIC_WRITE : NULL);
MFDebug_Assert(access, "Neither MFOF_Read nor MFOF_Write specified.");
const char *pFilename = pNative->pFilename;
#if defined(MF_XBOX) || defined(MF_X360)
pFilename = FixXBoxFilename(pFilename);
#endif
if(pOpenData->openFlags & MFOF_CreateDirectory)
CreateDir(MFStr_GetFilePath(pFilename));
DWORD create = (pOpenData->openFlags & MFOF_Read) ? ((pOpenData->openFlags & MFOF_Write) ? OPEN_ALWAYS : OPEN_EXISTING) : CREATE_ALWAYS;
pFile->pFilesysData = CreateFile(pFilename, access, FILE_SHARE_READ, NULL, create, NULL, NULL);
if(pFile->pFilesysData == INVALID_HANDLE_VALUE)
{
// MFDebug_Warn(3, MFStr("Failed to open file '%s'.", pNative->pFilename));
pFile->pFilesysData = 0;
return -1;
}
pFile->createFlags = pOpenData->openFlags;
pFile->offset = 0;
DWORD excess;
uint32 fileSize = GetFileSize(pFile->pFilesysData, &excess);
MFDebug_Assert(excess == 0, "Fuji does not support files larger than 4,294,967,295 bytes.");
pFile->length = fileSize;
#if defined(_DEBUG)
MFString_Copy(pFile->fileIdentifier, pNative->pFilename);
#endif
return 0;
}
int MFFileNative_Open(MFFile *pFile, MFOpenData *pOpenData)
{
MFCALLSTACK;
MFDebug_Assert(pOpenData->cbSize == sizeof(MFOpenDataNative), "Incorrect size for MFOpenDataNative structure. Invalid pOpenData.");
MFOpenDataNative *pNative = (MFOpenDataNative*)pOpenData;
MFDebug_Assert(pOpenData->openFlags & (MFOF_Read|MFOF_Write), "Neither MFOF_Read nor MFOF_Write specified.");
MFDebug_Assert((pNative->openFlags & (MFOF_Text|MFOF_Binary)) != (MFOF_Text|MFOF_Binary), "MFOF_Text and MFOF_Binary are mutually exclusive.");
const char *pFilename = pNative->pFilename;
#if defined(MF_XBOX) || defined(MF_X360)
pFilename = FixXBoxFilename(pFilename);
#endif
if(pOpenData->openFlags & MFOF_CreateDirectory)
MFFileNative_CreateDirectory(MFStr_GetFilePath(pFilename));
DWORD access = 0, create = 0;
// set the access flags and create mode
if(pOpenData->openFlags & MFOF_Read)
access |= GENERIC_READ;
if(pOpenData->openFlags & (MFOF_Write|MFOF_Append))
{
if(pNative->openFlags & MFOF_Append)
access |= FILE_APPEND_DATA;
else
access |= GENERIC_WRITE;
if(pNative->openFlags & MFOF_Truncate)
create = CREATE_ALWAYS;
else
create = OPEN_ALWAYS;
}
else
create = OPEN_EXISTING;
pFile->pFilesysData = CreateFile(MFString_UFT8AsWChar(pFilename), access, FILE_SHARE_READ|FILE_SHARE_WRITE, NULL, create, FILE_ATTRIBUTE_NORMAL, NULL);
if(pFile->pFilesysData == INVALID_HANDLE_VALUE)
{
pFile->pFilesysData = 0;
return -1;
}
LARGE_INTEGER size;
if(!GetFileSizeEx(pFile->pFilesysData, &size))
{
MFDebug_Warn(2, MFStr("Call: MFFileNative_Open() - Error: Couldn't get size for file '%s'.", pNative->pFilename));
CloseHandle(pFile->pFilesysData);
pFile->pFilesysData = 0;
return -1;
}
pFile->createFlags = pOpenData->openFlags;
pFile->offset = 0;
pFile->length = size.QuadPart;
MFString_Copy(pFile->fileIdentifier, pNative->pFilename);
return 0;
}
