Function SFileGetFileInfo

3rdParty/StormLib/src/SFileGetFileInfo.cpp:134–860

//  pcbLengthNeeded - Receives number of bytes necessary to store the information

bool STORMAPI SFileGetFileInfo(
    HANDLE hMpqOrFile,
    SFileInfoClass InfoClass,
    void * pvFileInfo,
    DWORD cbFileInfo,
    LPDWORD pcbLengthNeeded)
{
    MPQ_SIGNATURE_INFO SignatureInfo;
    TMPQArchive * ha = NULL;
    TFileEntry * pFileEntry = NULL;
    ULONGLONG Int64Value = 0;
    ULONGLONG ByteOffset = 0;
    TMPQFile * hf = NULL;
    void * pvSrcFileInfo = NULL;
    DWORD cbSrcFileInfo = 0;
    DWORD dwInt32Value = 0;
    int nInfoType = SFILE_INFO_TYPE_INVALID_HANDLE;
    int nError = ERROR_SUCCESS;

    switch(InfoClass)
    {
        case SFileMpqFileName:
            ha = IsValidMpqHandle(hMpqOrFile);
            if(ha != NULL)
            {
                pvSrcFileInfo = (void *)FileStream_GetFileName(ha->pStream);
                cbSrcFileInfo = (DWORD)(_tcslen((TCHAR *)pvSrcFileInfo) + 1) * sizeof(TCHAR);
                nInfoType = SFILE_INFO_TYPE_DIRECT_POINTER;
            }
            break;

        case SFileMpqStreamBitmap:
            ha = IsValidMpqHandle(hMpqOrFile);
            if(ha != NULL)
                return FileStream_GetBitmap(ha->pStream, pvFileInfo, cbFileInfo, pcbLengthNeeded);
            break;

        case SFileMpqUserDataOffset:
            ha = IsValidMpqHandle(hMpqOrFile);
            if(ha != NULL)
            {
                nInfoType = SFILE_INFO_TYPE_NOT_FOUND;
                if(ha->pUserData != NULL)
                {
                    pvSrcFileInfo = &ha->UserDataPos;
                    cbSrcFileInfo = sizeof(ULONGLONG);
                    nInfoType = SFILE_INFO_TYPE_DIRECT_POINTER;
                }
            }
            break;

        case SFileMpqUserDataHeader:
            ha = IsValidMpqHandle(hMpqOrFile);
            if(ha != NULL)
            {
                nInfoType = SFILE_INFO_TYPE_NOT_FOUND;
                if(ha->pUserData != NULL)
                {