using System;
using System.Collections.Generic;
using System.IO;
using System.Runtime.InteropServices;
using System.Text;
using BestHTTP.Authentication;
using BestHTTP.Extensions;
using BestHTTP.Logger;
using Cpp2IlInjected;

namespace BestHTTP
{
	// Token: 0x020012A8 RID: 4776
	[Token(Token = "0x20012A8")]
	[StructLayout(3)]
	public sealed class HTTPProxy : Proxy
	{
		// Token: 0x1700133F RID: 4927
		// (get) Token: 0x060076F8 RID: 30456 RVA: 0x0018A124 File Offset: 0x00188324
		// (set) Token: 0x060076F9 RID: 30457 RVA: 0x0018A138 File Offset: 0x00188338
		[Token(Token = "0x1700133F")]
		public bool IsTransparent
		{
			[Token(Token = "0x60076F8")]
			[Address(RVA = "0x4F5370", Offset = "0x4F3D70", VA = "0x1804F5370")]
			get;
			[Token(Token = "0x60076F9")]
			[Address(RVA = "0x4F5390", Offset = "0x4F3D90", VA = "0x1804F5390")]
			set;
		}

		// Token: 0x17001340 RID: 4928
		// (get) Token: 0x060076FA RID: 30458 RVA: 0x0018A14C File Offset: 0x0018834C
		// (set) Token: 0x060076FB RID: 30459 RVA: 0x0018A160 File Offset: 0x00188360
		[Token(Token = "0x17001340")]
		public bool SendWholeUri
		{
			[Token(Token = "0x60076FA")]
			[Address(RVA = "0x5C5EB0", Offset = "0x5C48B0", VA = "0x1805C5EB0")]
			get;
			[Token(Token = "0x60076FB")]
			[Address(RVA = "0x60FB10", Offset = "0x60E510", VA = "0x18060FB10")]
			set;
		}

		// Token: 0x17001341 RID: 4929
		// (get) Token: 0x060076FC RID: 30460 RVA: 0x0018A174 File Offset: 0x00188374
		// (set) Token: 0x060076FD RID: 30461 RVA: 0x0018A188 File Offset: 0x00188388
		[Token(Token = "0x17001341")]
		public bool NonTransparentForHTTPS
		{
			[Token(Token = "0x60076FC")]
			[Address(RVA = "0x72A810", Offset = "0x729210", VA = "0x18072A810")]
			get;
			[Token(Token = "0x60076FD")]
			[Address(RVA = "0x72AA50", Offset = "0x729450", VA = "0x18072AA50")]
			set;
		}

		// Token: 0x060076FE RID: 30462 RVA: 0x0018A19C File Offset: 0x0018839C
		[Token(Token = "0x60076FE")]
		[Address(RVA = "0x1C93B90", Offset = "0x1C92590", VA = "0x181C93B90")]
		public HTTPProxy(Uri address)
		{
			int num = 0;
			base..ctor(address, num);
			this.IsTransparent = false;
			this.NonTransparentForHTTPS = true;
		}

		// Token: 0x060076FF RID: 30463 RVA: 0x0018A1C4 File Offset: 0x001883C4
		[Token(Token = "0x60076FF")]
		[Address(RVA = "0x1C93C00", Offset = "0x1C92600", VA = "0x181C93C00")]
		public HTTPProxy(Uri address, Credentials credentials)
			: base(address, credentials)
		{
			this.IsTransparent = false;
			this.NonTransparentForHTTPS = true;
		}

		// Token: 0x06007700 RID: 30464 RVA: 0x0018A1E8 File Offset: 0x001883E8
		[Token(Token = "0x6007700")]
		[Address(RVA = "0x1C93C70", Offset = "0x1C92670", VA = "0x181C93C70")]
		public HTTPProxy(Uri address, Credentials credentials, bool isTransparent)
			: base(address, credentials)
		{
			this.IsTransparent = isTransparent;
			this.SendWholeUri = true;
		}

		// Token: 0x06007701 RID: 30465 RVA: 0x0018A20C File Offset: 0x0018840C
		[Token(Token = "0x6007701")]
		[Address(RVA = "0x1C93C30", Offset = "0x1C92630", VA = "0x181C93C30")]
		public HTTPProxy(Uri address, Credentials credentials, bool isTransparent, bool sendWholeUri)
			: base(address, credentials)
		{
			this.IsTransparent = isTransparent;
			this.SendWholeUri = false;
			this.NonTransparentForHTTPS = true;
		}

		// Token: 0x06007702 RID: 30466 RVA: 0x0018A238 File Offset: 0x00188438
		[Token(Token = "0x6007702")]
		[Address(RVA = "0x1C93BC0", Offset = "0x1C925C0", VA = "0x181C93BC0")]
		public HTTPProxy(Uri address, Credentials credentials, bool isTransparent, bool sendWholeUri, bool nonTransparentForHTTPS)
			: base(address, credentials)
		{
			this.SendWholeUri = false;
			this.IsTransparent = isTransparent;
			this.NonTransparentForHTTPS = false;
		}

		// Token: 0x06007703 RID: 30467 RVA: 0x0018A264 File Offset: 0x00188464
		[Token(Token = "0x6007703")]
		[Address(RVA = "0x1C93AC0", Offset = "0x1C924C0", VA = "0x181C93AC0", Slot = "5")]
		internal override string GetRequestPath(Uri uri)
		{
			if (this.<SendWholeUri>k__BackingField)
			{
				return uri.OriginalString;
			}
			string parts = uri.GetParts(UriComponents.PathAndQuery, UriFormat.UriEscaped);
			return "/";
		}

		// Token: 0x06007704 RID: 30468 RVA: 0x0018A298 File Offset: 0x00188498
		[Token(Token = "0x6007704")]
		[Address(RVA = "0x1C92930", Offset = "0x1C91330", VA = "0x181C92930", Slot = "4")]
		internal override void Connect(Stream stream, HTTPRequest request)
		{
			for (;;)
			{
				int num = 0;
				if ((request.<IsRedirected>k__BackingField ? 1 : 0) != num)
				{
				}
				bool flag = HTTPProtocolFactory.IsSecureProtocol(request.<Uri>k__BackingField);
				if ((this.<IsTransparent>k__BackingField ? 1 : 0) == num || (flag && (this.<NonTransparentForHTTPS>k__BackingField ? 1 : 0) != num))
				{
					int uploadChunkSize = HTTPRequest.UploadChunkSize;
					WriteOnlyBufferedStream writeOnlyBufferedStream = new WriteOnlyBufferedStream(stream, uploadChunkSize);
					Encoding utf = Encoding.UTF8;
					BinaryWriter binaryWriter = new BinaryWriter(writeOnlyBufferedStream, utf);
					if (request.<IsRedirected>k__BackingField)
					{
					}
					string host = request.<Uri>k__BackingField.Host;
					if (request.<IsRedirected>k__BackingField)
					{
					}
					int port = request.<Uri>k__BackingField.Port;
					string text = string.Format("CONNECT {0}:{1} HTTP/1.1", host, port);
					ILogger logger = HTTPManager.Logger;
					int num2 = 0;
					string text2 = "Sending " + text;
					if (num < num2)
					{
						num += num;
						num++;
					}
					if (num < text.m_stringLength)
					{
						char c = text[num];
						binaryWriter.Write(c != '\0');
						num++;
						c += c;
					}
					byte[] eol = HTTPRequest.EOL;
					binaryWriter.Write(eol);
					char c2;
					binaryWriter.Write(c2 != '\0');
					num++;
					byte[] eol2 = HTTPRequest.EOL;
					binaryWriter.Write(eol2);
					char c3;
					binaryWriter.Write(c3 != '\0');
					num++;
					byte[] eol3 = HTTPRequest.EOL;
					binaryWriter.Write(eol3);
					if (request.<IsRedirected>k__BackingField)
					{
					}
					string host2 = request.<Uri>k__BackingField.Host;
					if (request.<IsRedirected>k__BackingField)
					{
					}
					int port2 = request.<Uri>k__BackingField.Port;
					string text3 = string.Format("Host: {0}:{1}", host2, port2);
					if (num < text3.m_stringLength)
					{
						char c4 = text3[num];
						binaryWriter.Write(c4 != '\0');
						num++;
					}
					byte[] eol4 = HTTPRequest.EOL;
					binaryWriter.Write(eol4);
					if (binaryWriter == 0)
					{
						goto IL_227;
					}
					Stream outStream = binaryWriter.OutStream;
					if (outStream != 0)
					{
						if (outStream == 0)
						{
							goto IL_281;
						}
						if (outStream != (ulong)1L)
						{
							goto IL_227;
						}
					}
					string text4;
					if (DigestStore.Get(num) != 0 && text4 == 0)
					{
						string text5 = string.Format("Proxy-Authorization: {0}", text4);
						if (HTTPManager.Logger <= (ulong)1L)
						{
							ILogger logger2 = HTTPManager.Logger;
							string text6 = "Sending proxy authorization header: " + text5;
						}
						byte[] asciibytes = text5.GetASCIIBytes();
						binaryWriter.Write(asciibytes);
						byte[] eol5 = HTTPRequest.EOL;
						binaryWriter.Write(eol5);
						VariableSizedBufferPool.Release(asciibytes);
						goto IL_227;
					}
					goto IL_227;
					IL_31E:
					HTTPResponse <ProxyResponse>k__BackingField = request.<ProxyResponse>k__BackingField;
					int num3 = <ProxyResponse>k__BackingField.<StatusCode>k__BackingField;
					if (num3 != 407)
					{
						int num4 = <ProxyResponse>k__BackingField.<StatusCode>k__BackingField;
						if (num3 > 99)
						{
							if (num4 != 304)
							{
								goto IL_45F;
							}
							num4 += num4;
							num3 += 13;
							num3 += 19;
						}
					}
					string text7 = DigestStore.FindBest(<ProxyResponse>k__BackingField.GetHeaderValues("proxy-authenticate"));
					if (text7 != 0)
					{
						goto IL_4F7;
					}
					Digest digest;
					digest.ParseChallange(text7);
					bool flag2;
					if (!flag2)
					{
						goto IL_4F7;
					}
					Dictionary<string, List<string>> <Headers>k__BackingField = request.<Headers>k__BackingField;
					while (<Headers>k__BackingField == 0)
					{
					}
					if (!<Headers>k__BackingField.ContainsKey("Proxy-Authorization"))
					{
						continue;
					}
					if (!digest.<Stale>k__BackingField)
					{
						goto IL_4F7;
					}
					if (binaryWriter != 0)
					{
					}
					if (digest != (ulong)(-1L))
					{
					}
					if (num != 0)
					{
						continue;
					}
					ILogger logger3;
					if (logger3 != 0)
					{
					}
					if (digest != (ulong)(-1L))
					{
					}
					if (num == 0)
					{
						break;
					}
					continue;
					IL_227:
					byte[] eol6 = HTTPRequest.EOL;
					binaryWriter.Write(eol6);
					HTTPResponse httpresponse;
					request.<ProxyResponse>k__BackingField = httpresponse;
					httpresponse.Dispose();
					ILogger logger4 = HTTPManager.Logger;
					ulong num5;
					if ((ulong)num < num5)
					{
						num += num;
						num++;
					}
					int num6 = 0;
					if (num > 1)
					{
						goto IL_31E;
					}
					logger3 = HTTPManager.Logger;
					object[] array = new object[6];
					if ("Proxy returned - status code: " != 0)
					{
						goto IL_281;
					}
					IL_2DC:
					if (request.<ProxyResponse>k__BackingField.<StatusCode>k__BackingField != 0)
					{
					}
					if (" message: " != 0)
					{
					}
					if (request.<ProxyResponse>k__BackingField.<Message>k__BackingField != 0)
					{
					}
					if (" Body: " != 0)
					{
					}
					if (request.<ProxyResponse>k__BackingField.DataAsText != 0)
					{
					}
					num += num;
					num++;
					goto IL_31E;
					IL_281:
					int num7 = 0;
					Encoding utf2 = Encoding.UTF8;
					string text8 = num7 + ":" + num6;
					string text10;
					string text9 = "Basic " + text10;
					byte[] asciibytes2 = string.Format("Proxy-Authorization: {0}", text9).GetASCIIBytes();
					binaryWriter.Write(asciibytes2);
					byte[] array2 = HTTPRequest.EOL;
					binaryWriter.Write(array2);
					array2 += array2;
					goto IL_2DC;
				}
				break;
			}
			return;
			IL_45F:
			throw new NullReferenceException();
			IL_4F7:
			throw new NullReferenceException();
		}
	}
}