C / C++ / MFC

BOOL scan( char* url2search4 )
{
    INTERNET_CACHE_ENTRY_INFO* picei = NULL;
 
    DWORD dwBufferSize = 0;
 
    // Initially using a NULL buffer. This causes FindFirstUrlCacheEntry to tell us
    // how much buffer we need.
 
    HANDLE cacheHandle = FindFirstUrlCacheEntry( NULL, picei, &dwBufferSize );
    BOOL success = FALSE;
 
    // The 'first' entry could have changed between our first call and now, and
    // the new first entry might have a bigger size, so we loop until it tells us
    // we have enough buffer.
 
    while ( cacheHandle == NULL && GetLastError() == ERROR_INSUFFICIENT_BUFFER )
    {
        delete[] (TCHAR*) picei;
        picei = (INTERNET_CACHE_ENTRY_INFO*) new TCHAR[dwBufferSize];
 
        // Important: tell the API which version of the structure to use.
 
        picei->dwStructSize = sizeof( INTERNET_CACHE_ENTRY_INFO );
 
        cacheHandle = FindFirstUrlCacheEntry( NULL, picei, &dwBufferSize );
    }
 
    if ( cacheHandle != NULL )
    {
        // For FindFirstFile/FindNextFile I use a do/while
        // loop but this has buffer complications. Loop
        // forever until a break statement is reached.
        // Conceptually it's a do/while loop.

        for( ; ; )
        {
            // Handle this entry
 
            // I'm just going to write the URL to the console
            puts( picei->lpszSourceUrlName );
 
            // Read next entry
            // Complicated by the fact that we might need a bigger buffer, therefore
            // the function might return FALSE even if there's more data - so we need
            // to see why it failed, and allocate more buffer if required.
 
            success = FindNextUrlCacheEntry( cacheHandle, picei, &dwBufferSize );
 
            while ( !success && GetLastError() == ERROR_INSUFFICIENT_BUFFER )
            {
                picei = (INTERNET_CACHE_ENTRY_INFO*) new TCHAR[dwBufferSize];
                picei->dwStructSize = sizeof( INTERNET_CACHE_ENTRY_INFO );
 
                success = FindNextUrlCacheEntry( cacheHandle, picei, &dwBufferSize );
            }
 
            // If success is still FALSE, there's no more data or some other error
 
            if ( !success )
                break;
        }
 
        FindCloseUrlCache( cacheHandle );
    }
 
    delete[] (TCHAR*) picei;
 
    return TRUE;
}

<br />
<br />
if(strcmpi(picei->lpszSourceUrlName,url2search4)==0)<br />
{<br />
	MessageBox(0,"egal","equal",MB_OK);<br />
	return TRUE;<br />
}<br />
<br />

LRESULT CMyWnd::OnMyMessage(WPARAM wParam, LPARAM lParam)<br />
{<br />
...<br />
return ...;<br />
}