static int TestOpenStorage_OpenFile(const TCHAR * szStorage, const char * szFileName)
{
HANDLE hStorage;
HANDLE hFile;
DWORD dwBytesRead;
BYTE Buffer[0x1000];
int nError = ERROR_SUCCESS;
// Open the storage directory
if(!CascOpenStorage(szStorage, 0, &hStorage))
{
assert(GetLastError() != ERROR_SUCCESS);
nError = GetLastError();
}
DWORD dwFileCount = 0;
if(CascGetStorageInfo(hStorage, CascStorageFileCount, &dwFileCount, sizeof(DWORD), NULL))
{
printf("file count: %d\n", dwFileCount);
}
DWORD dwFeatures = 0;
if(CascGetStorageInfo(hStorage, CascStorageFeatures, &dwFeatures, sizeof(DWORD), NULL))
{
printf("support listfile? %s\n", (dwFeatures & CASC_FEATURE_LISTFILE) ? "YES" : "NO");
}
if(nError == ERROR_SUCCESS)
{
// Open a file
if(!CascOpenFile(hStorage, szFileName, CASC_LOCALE_ZHCN, 0, &hFile))
{
assert(GetLastError() != ERROR_SUCCESS);
nError = GetLastError();
}
}
// Read some data from the file
if(nError == ERROR_SUCCESS)
{
DWORD dwFileSize, dwFileSizeHigh;
dwFileSize = CascGetFileSize(hFile, &dwFileSizeHigh);
printf("file name : %s, file size: %d\n", szFileName, dwFileSize);
// Read data from the file
CascReadFile(hFile, Buffer, sizeof(Buffer), &dwBytesRead);
CascCloseFile(hFile);
}
// Close storage and return
if(hStorage != NULL)
CascCloseStorage(hStorage);
return nError;
}
static int TestOpenStorage_EnumFiles(const TCHAR * szStorage, const TCHAR * szListFile = NULL)
{
CASC_FIND_DATA FindData;
HANDLE hStorage;
HANDLE hFind;
DWORD dwTotalFiles = 0;
DWORD dwFoundFiles = 0;
bool bFileFound = true;
int nError = ERROR_SUCCESS;
// Open the storage directory
if(!CascOpenStorage(szStorage, 0, &hStorage))
{
assert(GetLastError() != ERROR_SUCCESS);
nError = GetLastError();
}
if(nError == ERROR_SUCCESS)
{
// Retrieve the total number of files
CascGetStorageInfo(hStorage, CascStorageFileCount, &dwTotalFiles, sizeof(dwTotalFiles), NULL);
// Start finding
hFind = CascFindFirstFile(hStorage, "*", &FindData, szListFile);
if(hFind != NULL)
{
while(bFileFound)
{
// Extract the file
// printf("%s\n", FindData.szFileName);
dwFoundFiles++;
// Find the next file in CASC
bFileFound = CascFindNextFile(hFind, &FindData);
}
// Just a testing call - must fail
CascFindNextFile(hFind, &FindData);
// Close the search handle
CascFindClose(hFind);
}
}
// Close storage and return
if(hStorage != NULL)
CascCloseStorage(hStorage);
return nError;
}
