相关疑难解决方法(0)

HttpWebRequest和Native GZip压缩

当请求具有Gzip压缩的页面时,我收到了很多以下错误:

System.IO.InvalidDataException:GZip页脚中的CRC与从解压缩数据计算的CRC不匹配

我正在使用本机GZipStream进行解压缩,正在寻找解决此问题的方法.考虑到这一点,是否有解决这个或另一个GZip库(免费?)的工作,它将正确处理这个问题?

我正在验证webResponse ContentEncoding是否为GZIP

更新5/11 简化的snippit

//Caller
public void SOSampleGet(string url) 
{
    // Initialize the WebRequest.
    webRequest = (HttpWebRequest)WebRequest.Create(url);
    webRequest.Method = WebRequestMethods.Http.Get;
    webRequest.KeepAlive = true;
    webRequest.Accept = "text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8";
    webRequest.Headers.Add("Accept-Encoding", "gzip,deflate");
    webRequest.Referer = WebUtil.GetDomain(url);

    HttpWebResponse webResponse = (HttpWebResponse)webRequest.GetResponse();    

    using (Stream stream = GetStreamForResponse(webResponse, READTIMEOUT_CONST))
    {
        //use stream
    }
}

//Method
private static Stream GetStreamForResponse(HttpWebResponse webResponse, int readTimeOut)
{
    Stream stream;
    switch (webResponse.ContentEncoding.ToUpperInvariant())
    {
        case "GZIP":
            stream = new GZipStream(webResponse.GetResponseStream(), CompressionMode.Decompress);
            break;
        case "DEFLATE":
            stream = new DeflateStream(webResponse.GetResponseStream(), CompressionMode.Decompress);
            break;

        default: …
Run Code Online (Sandbox Code Playgroud)

.net c# gzip stream http-compression

59
推荐指数
3
解决办法
5万
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