exceptionhandler.cs

破解的飞信源代码

namespace Imps.Client.Core
{
    using System;
    using System.Net;
    using System.Net.Sockets;

    public class ExceptionHandler
    {
        private const string TwoIntString = "{0}{1}";

        public static int HandleSocketException(SocketException sEx)
        {
            if (sEx == null)
            {
                return 0x6d6;
            }
            int num = 750;
            SocketError error = sEx.get_SocketErrorCode();
            if (error <= 0x2753)
            {
                switch (error)
                {
                    case -1:
                        num = 0x2e2;
                        goto Label_0386;

                    case 0:
                        num = 740;
                        goto Label_0386;

                    case 0x3e3:
                        num = 730;
                        goto Label_0386;

                    case 0x3e4:
                    case 0x2715:
                    case 0x2716:
                    case 0x2717:
                    case 0x2718:
                    case 0x2719:
                    case 0x271a:
                    case 0x271b:
                    case 0x271c:
                    case 0x271f:
                    case 0x2720:
                    case 0x2721:
                    case 0x2722:
                    case 0x2723:
                    case 0x2724:
                    case 0x2725:
                    case 0x2727:
                    case 0x2729:
                    case 0x272a:
                    case 0x272b:
                    case 0x272c:
                    case 0x272d:
                    case 0x272e:
                    case 0x272f:
                    case 0x2730:
                    case 0x2731:
                    case 0x2732:
                    case 0x274b:
                    case 0x274e:
                    case 0x274f:
                    case 0x2752:
                        goto Label_0386;

                    case 0x3e5:
                        num = 0x2ce;
                        goto Label_0386;

                    case 0x2714:
                        num = 0x2cc;
                        goto Label_0386;

                    case 0x271d:
                        num = 0x2bd;
                        goto Label_0386;

                    case 0x271e:
                        num = 0x2c7;
                        goto Label_0386;

                    case 0x2726:
                        num = 0x2cd;
                        goto Label_0386;

                    case 0x2728:
                        num = 0x2e7;
                        goto Label_0386;

                    case 0x2733:
                        num = 0x2eb;
                        goto Label_0386;

                    case 0x2734:
                        num = 0x2cb;
                        goto Label_0386;

                    case 0x2735:
                        num = 0x2c1;
                        goto Label_0386;

                    case 0x2736:
                        num = 0x2d9;
                        goto Label_0386;

                    case 0x2737:
                        num = 0x2c5;
                        goto Label_0386;

                    case 0x2738:
                        num = 720;
                        goto Label_0386;

                    case 0x2739:
                        num = 0x2e0;
                        goto Label_0386;

                    case 0x273a:
                        num = 0x2df;
                        goto Label_0386;

                    case 0x273b:
                        num = 0x2de;
                        goto Label_0386;

                    case 0x273c:
                        num = 0x2e3;
                        goto Label_0386;

                    case 0x273d:
                        num = 0x2db;
                        goto Label_0386;

                    case 0x273e:
                        num = 0x2dd;
                        goto Label_0386;

                    case 0x273f:
                        num = 0x2bf;
                        goto Label_0386;

                    case 0x2740:
                        num = 0x2be;
                        goto Label_0386;

                    case 0x2741:
                        num = 0x2c0;
                        goto Label_0386;

                    case 0x2742:
                        num = 0x2d1;
                        goto Label_0386;

                    case 0x2743:
                        num = 0x2d3;
                        goto Label_0386;

                    case 0x2744:
                        num = 0x2d2;
                        goto Label_0386;

                    case 0x2745:
                        num = 0x2c2;
                        goto Label_0386;

                    case 0x2746:
                        num = 0x2c4;
                        goto Label_0386;

                    case 0x2747:
                        num = 0x2d4;
                        goto Label_0386;

                    case 0x2748:
                        num = 0x2cf;
                        goto Label_0386;

                    case 0x2749:
                        num = 0x2d7;
                        goto Label_0386;

                    case 0x274a:
                        num = 0x2e1;
                        goto Label_0386;

                    case 0x274c:
                        num = 0x2e6;
                        goto Label_0386;

                    case 0x274d:
                        num = 0x2c3;
                        goto Label_0386;

                    case 0x2750:
                        num = 0x2c8;
                        goto Label_0386;

                    case 0x2751:
                        num = 0x2ca;
                        goto Label_0386;

                    case 0x2753:
                        num = 0x2dc;
                        goto Label_0386;
                }
            }
            else if (error <= 0x2775)
            {
                switch (error)
                {
                    case 0x276b:
                        num = 0x2e5;
                        goto Label_0386;

                    case 0x276c:
                        num = 0x2ea;
                        goto Label_0386;

                    case 0x276d:
                        num = 0x2d8;
                        goto Label_0386;

                    case 0x2775:
                        num = 710;
                        goto Label_0386;
                }
            }
            else
            {
                switch (error)
                {
                    case 0x2af9:
                        num = 0x2c9;
                        goto Label_0386;

                    case 0x2afa:
                        num = 0x2e8;
                        goto Label_0386;

                    case 0x2afb:
                        num = 0x2d6;
                        goto Label_0386;

                    case 0x2afc:
                        num = 0x2d5;
                        goto Label_0386;

                    case 0x277d:
                        num = 0x2e9;
                        goto Label_0386;
                }
            }
        Label_0386:
            int.TryParse(string.Format("{0}{1}", "1", num.ToString()), ref num);
            return num;
        }

        public static int HandleWebException(WebException wEx)
        {
            if (wEx == null)
            {
                return 0x65d;
            }
            HttpWebResponse response = wEx.Response as HttpWebResponse;
            int statusCode = 630;
            if (response != null)
            {
                try
                {
                    statusCode = (int) response.StatusCode;
                }
                catch
                {
                }
            }
            else
            {
                switch (wEx.Status)
                {
                    case WebExceptionStatus.Success:
                        statusCode = 620;
                        goto Label_0148;

                    case WebExceptionStatus.NameResolutionFailure:
                        statusCode = 0x259;
                        goto Label_0148;

                    case WebExceptionStatus.ConnectFailure:
                        statusCode = 0x25a;
                        goto Label_0148;

                    case WebExceptionStatus.ReceiveFailure:
                        statusCode = 0x265;
                        goto Label_0148;

                    case WebExceptionStatus.SendFailure:
                        statusCode = 0x25e;
                        goto Label_0148;

                    case WebExceptionStatus.PipelineFailure:
                        statusCode = 0x263;
                        goto Label_0148;

                    case WebExceptionStatus.RequestCanceled:
                        statusCode = 0x266;
                        goto Label_0148;

                    case WebExceptionStatus.ProtocolError:
                        statusCode = 0x264;
                        goto Label_0148;

                    case WebExceptionStatus.ConnectionClosed:
                        statusCode = 0x25f;
                        goto Label_0148;

                    case WebExceptionStatus.TrustFailure:
                        statusCode = 0x26a;
                        goto Label_0148;

                    case WebExceptionStatus.SecureChannelFailure:
                        statusCode = 0x25d;
                        goto Label_0148;

                    case WebExceptionStatus.ServerProtocolViolation:
                        statusCode = 0x269;
                        goto Label_0148;

                    case WebExceptionStatus.KeepAliveFailure:
                        statusCode = 0x260;
                        goto Label_0148;

                    case WebExceptionStatus.Pending:
                        statusCode = 610;
                        goto Label_0148;

                    case WebExceptionStatus.Timeout:
                        statusCode = 0x25c;
                        goto Label_0148;

                    case WebExceptionStatus.ProxyNameResolutionFailure:
                        statusCode = 0x25b;
                        goto Label_0148;

                    case WebExceptionStatus.UnknownError:
                        statusCode = 0x26b;
                        goto Label_0148;

                    case WebExceptionStatus.MessageLengthLimitExceeded:
                        statusCode = 0x261;
                        goto Label_0148;

                    case (WebExceptionStatus.UnknownError | WebExceptionStatus.ConnectFailure):
                        statusCode = 0x26d;
                        goto Label_0148;

                    case (WebExceptionStatus.MessageLengthLimitExceeded | WebExceptionStatus.ConnectFailure):
                        statusCode = 0x267;
                        goto Label_0148;

                    case (WebExceptionStatus.UnknownError | WebExceptionStatus.SendFailure):
                        statusCode = 0x268;
                        goto Label_0148;
                }
            }
        Label_0148:
            int.TryParse(string.Format("{0}{1}", "1", statusCode.ToString()), ref statusCode);
            return statusCode;
        }

        public static bool IsRetryNeeded(WebException wEx)
        {
            if (wEx == null)
            {
                return false;
            }
            HttpWebResponse response = wEx.Response as HttpWebResponse;
            if (response != null)
            {
                int statusCode = (int) response.StatusCode;
                return ((statusCode >= 400) && (statusCode <= 0x1f9));
            }
            switch (wEx.Status)
            {
                case WebExceptionStatus.Success:
                case WebExceptionStatus.NameResolutionFailure:
                case WebExceptionStatus.ReceiveFailure:
                case WebExceptionStatus.SendFailure:
                case WebExceptionStatus.ConnectionClosed:
                case WebExceptionStatus.SecureChannelFailure:
                case WebExceptionStatus.KeepAliveFailure:
                case WebExceptionStatus.Timeout:
                case WebExceptionStatus.ProxyNameResolutionFailure:
                    return true;

                case WebExceptionStatus.ConnectFailure:
                case WebExceptionStatus.PipelineFailure:
                case WebExceptionStatus.RequestCanceled:
                case WebExceptionStatus.ProtocolError:
                case WebExceptionStatus.TrustFailure:
                case WebExceptionStatus.ServerProtocolViolation:
                case WebExceptionStatus.Pending:
                case WebExceptionStatus.UnknownError:
                case WebExceptionStatus.MessageLengthLimitExceeded:
                case (WebExceptionStatus.UnknownError | WebExceptionStatus.ConnectFailure):
                case (WebExceptionStatus.MessageLengthLimitExceeded | WebExceptionStatus.ConnectFailure):
                case (WebExceptionStatus.UnknownError | WebExceptionStatus.SendFailure):
                    return false;
            }
            return false;
        }
    }
}