{
    INT ErrorCode;
    DWORD CreateDisposition;
    HKEY CatalogKey, NewKey;
    //DWORD CatalogEntries = 0;
    DWORD RegType = REG_DWORD;
    DWORD RegSize = sizeof(DWORD);
    DWORD UniqueId = 0;
    DWORD NewData = 0;

    /* Initialize the catalog lock and namespace list */
    InitializeCriticalSection((LPCRITICAL_SECTION)&Catalog->Lock);
    InitializeListHead(&Catalog->ProtocolList);

    /* Open the Catalog Key */
    ErrorCode = RegOpenKeyEx(ParentKey,
                             TCCATALOG_NAME,
                             0,
                             MAXIMUM_ALLOWED,
                             &CatalogKey);

    /* If we didn't find the key, create it */
    if (ErrorCode == ERROR_SUCCESS)
    {
        /* Fake that we opened an existing key */
        CreateDisposition = REG_OPENED_EXISTING_KEY;
    }
    else if (ErrorCode == ERROR_FILE_NOT_FOUND)
    {
        /* Create the Catalog Name */
        ErrorCode = RegCreateKeyEx(ParentKey,
                                   TCCATALOG_NAME,
                                   0,
                                   NULL,
                                   REG_OPTION_NON_VOLATILE,
                                   KEY_ALL_ACCESS,
                                   NULL,
                                   &CatalogKey,
                                   &CreateDisposition);
    }

    /* Fail if that didn't work */
    if (ErrorCode != ERROR_SUCCESS) return FALSE;

    /* Check if we had to create the key */
    if (CreateDisposition == REG_CREATED_NEW_KEY)
    {
        /* Write the count of entries (0 now) */
        ErrorCode = RegSetValueEx(CatalogKey,
                                  "Num_Catalog_Entries",
                                  0,
                                  REG_DWORD,
                                  (LPBYTE)&NewData,
                                  sizeof(NewData));
        if (ErrorCode != ERROR_SUCCESS)
        {
            /* Close the key and fail */
            RegCloseKey(CatalogKey);
            return FALSE;
        }

        /* Write the first catalog entry ID */
        NewData = 1001;
        ErrorCode = RegSetValueEx(CatalogKey,
                                  "Next_Catalog_Entry_ID",
                                  0,
                                  REG_DWORD,
                                  (LPBYTE)&NewData,
                                  sizeof(NewData));
        if (ErrorCode != ERROR_SUCCESS)
        {
            /* Close the key and fail */
            RegCloseKey(CatalogKey);
            return FALSE;
        }

        /* Write the first catalog entry Uniqe ID */
        NewData = 1;
        ErrorCode = RegSetValueEx(CatalogKey,
                                  "Serial_Access_Num",
                                  0,
                                  REG_DWORD,
                                  (LPBYTE)&NewData,
                                  sizeof(NewData));
        if (ErrorCode != ERROR_SUCCESS)
        {
            /* Close the key and fail */
            RegCloseKey(CatalogKey);
            return FALSE;
        }

        /* Create a key for this entry */
        ErrorCode = RegCreateKeyEx(CatalogKey,
                                   "Catalog_Entries",
                                   0,
                                   NULL,
                                   REG_OPTION_NON_VOLATILE,
                                   KEY_ALL_ACCESS,
                                   NULL,
                                   &NewKey,
                                   &CreateDisposition);
        if (ErrorCode != ERROR_SUCCESS)
        {
            /* Close the key and fail */
            RegCloseKey(CatalogKey);
            return FALSE;
        }

        /* Close the key since we don't need it */
        RegCloseKey(NewKey);
    }
    else
    {
        /* Read the serial number */
        ErrorCode = RegQueryValueEx(CatalogKey,
                                    "Serial_Access_Num",
                                    0,
                                    &RegType,
                                    (LPBYTE)&UniqueId,
                                    &RegSize);

        /* Check if it's missing for some reason */
        if (ErrorCode != ERROR_SUCCESS)
        {
            /* Write the first catalog entry Unique ID */
            NewData = 1;
            ErrorCode = RegSetValueEx(CatalogKey,
                                      "Serial_Access_Num",
                                      0,
                                      REG_DWORD,
                                      (LPBYTE)&NewData,
                                      sizeof(NewData));
        }
    }

    /* Set the Catalog Key */
    Catalog->CatalogKey = CatalogKey;
    return TRUE;
}

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