Пример #1
0
static void * FetchAndVerifyConfigFile(TCascStorage * hs, PQUERY_KEY pFileKey)
{
    TCHAR * szFileName;
    void * pvListFile = NULL;

    // Construct the local file name
    szFileName = CascNewStr(hs->szDataPath, 8 + 3 + 3 + 32);
    if(szFileName != NULL)
    {
        // Add the part where the config file path is
        AppendConfigFilePath(szFileName, pFileKey);

        // Load and verify the external listfile
        pvListFile = ListFile_OpenExternal(szFileName);
        if(pvListFile != NULL)
        {
            if(!ListFile_VerifyMD5(pvListFile, pFileKey->pbData))
            {
                ListFile_Free(pvListFile);
                pvListFile = NULL;
            }
        }

        // Free the file name
        CASC_FREE(szFileName);
    }

    return pvListFile;
}
Пример #2
0
static int FetchAndVerifyConfigFile(TCascStorage * hs, PQUERY_KEY pFileKey, PQUERY_KEY pFileBlob)
{
    TCHAR * szFileName;
    int nError;

    // Construct the local file name
    szFileName = NewStr(hs->szDataPath, 8 + 3 + 3 + 32);
    if(szFileName == NULL)
        return ERROR_NOT_ENOUGH_MEMORY;

    // Add the part where the config file path is
    AppendConfigFilePath(szFileName, pFileKey);
    
    // Load the config file
    nError = LoadTextFile(szFileName, pFileBlob);
    if(nError == ERROR_SUCCESS)
    {
        // Verify the blob's MD5
        if(!VerifyDataBlockHash(pFileBlob->pbData, pFileBlob->cbData, pFileKey->pbData))
        {
            FreeCascBlob(pFileBlob);
            nError = ERROR_BAD_FORMAT;
        }
    }

    CASC_FREE(szFileName);
    return nError;
}
Пример #3
0
static int FetchAndLoadConfigFile(TCascStorage * hs, PQUERY_KEY pFileKey, PARSEINFOFILE PfnParseProc)
{
    TCHAR * szFileName;
    void * pvListFile = NULL;
    int nError = ERROR_CAN_NOT_COMPLETE;

    // Construct the local file name
    szFileName = CascNewStr(hs->szDataPath, 8 + 3 + 3 + 32);
    if (szFileName != NULL)
    {
        // Add the part where the config file path is
        AppendConfigFilePath(szFileName, pFileKey);

        // Load and verify the external listfile
        pvListFile = ListFile_OpenExternal(szFileName);
        if (pvListFile != NULL)
        {
            if (ListFile_VerifyMD5(pvListFile, pFileKey->pbData))
            {
                nError = PfnParseProc(hs, pvListFile);
            }
            else
            {
                nError = ERROR_FILE_CORRUPT;
            }
            ListFile_Free(pvListFile);
        }
        else
        {
            nError = ERROR_FILE_NOT_FOUND;
        }
        CASC_FREE(szFileName);
    }
    else
    {
        nError = ERROR_NOT_ENOUGH_MEMORY;
    }

    return nError;
}