GZipStream.cs

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using System;
using System.IO;
using System.Text;
using Cpp2IlInjected;
using Ionic.Crc;
 
namespace Ionic.Zlib
{
    // Token: 0x02000044 RID: 68
    public class GZipStream : Stream
    {
        // Token: 0x170000D5 RID: 213
        // (get) Token: 0x06000359 RID: 857 RVA: 0x0000C598 File Offset: 0x0000A798
        // (set) Token: 0x0600035A RID: 858 RVA: 0x0000C5AC File Offset: 0x0000A7AC
        public string Comment
        {
            get
            {
                return this._Comment;
            }
            set
            {
                while (this._disposed)
                {
                }
                this._Comment = value;
            }
        }
 
        // Token: 0x170000D6 RID: 214
        // (get) Token: 0x0600035B RID: 859 RVA: 0x0000C5C8 File Offset: 0x0000A7C8
        // (set) Token: 0x0600035C RID: 860 RVA: 0x0000C5DC File Offset: 0x0000A7DC
        public string FileName
        {
            get
            {
                return this._FileName;
            }
            set
            {
                if (!this._disposed)
                {
                    this._FileName = value;
                    if (value != null)
                    {
                        int num = value.IndexOf("/");
                        string text = this._FileName.Replace("/", "\\");
                        this._FileName = text;
                        bool flag = text.EndsWith("\\");
                        int num2 = this._FileName.IndexOf("\\");
                        string fileName = Path.GetFileName(this._FileName);
                        this._FileName = fileName;
                    }
                    return;
                }
            }
        }
 
        // Token: 0x170000D7 RID: 215
        // (get) Token: 0x0600035D RID: 861 RVA: 0x0000C658 File Offset: 0x0000A858
        public int Crc32
        {
            get
            {
                return this._Crc32;
            }
        }
 
        // Token: 0x0600035E RID: 862 RVA: 0x0000C66C File Offset: 0x0000A86C
        public GZipStream(Stream stream, CompressionMode mode)
        {
        }
 
        // Token: 0x0600035F RID: 863 RVA: 0x0000C67C File Offset: 0x0000A87C
        public GZipStream(Stream stream, CompressionMode mode, CompressionLevel level)
        {
        }
 
        // Token: 0x06000360 RID: 864 RVA: 0x0000C68C File Offset: 0x0000A88C
        public GZipStream(Stream stream, CompressionMode mode, bool leaveOpen)
        {
        }
 
        // Token: 0x06000361 RID: 865 RVA: 0x0000C69C File Offset: 0x0000A89C
        public GZipStream(Stream stream, CompressionMode mode, CompressionLevel level, bool leaveOpen)
        {
            if (!true)
            {
            }
            base..ctor();
        }
 
        // Token: 0x170000D8 RID: 216
        // (get) Token: 0x06000362 RID: 866 RVA: 0x0000C6B4 File Offset: 0x0000A8B4
        // (set) Token: 0x06000363 RID: 867 RVA: 0x0000C6CC File Offset: 0x0000A8CC
        public virtual FlushType FlushMode
        {
            get
            {
                return this._baseStream._flushMode;
            }
            set
            {
                while (this._disposed)
                {
                }
                this._baseStream._flushMode = value;
            }
        }
 
        // Token: 0x170000D9 RID: 217
        // (get) Token: 0x06000364 RID: 868 RVA: 0x0000C6F0 File Offset: 0x0000A8F0
        // (set) Token: 0x06000365 RID: 869 RVA: 0x0000C708 File Offset: 0x0000A908
        public int BufferSize
        {
            get
            {
                return this._baseStream._bufferSize;
            }
            set
            {
                while (!this._disposed)
                {
                    ZlibBaseStream baseStream = this._baseStream;
                    if (baseStream._workingBuffer == null)
                    {
                        baseStream._bufferSize = value;
                        return;
                    }
                }
            }
        }
 
        // Token: 0x170000DA RID: 218
        // (get) Token: 0x06000366 RID: 870 RVA: 0x0000C734 File Offset: 0x0000A934
        public virtual long TotalIn
        {
            get
            {
                return this._baseStream._z.TotalBytesIn;
            }
        }
 
        // Token: 0x170000DB RID: 219
        // (get) Token: 0x06000367 RID: 871 RVA: 0x0000C754 File Offset: 0x0000A954
        public virtual long TotalOut
        {
            get
            {
                return this._baseStream._z.TotalBytesOut;
            }
        }
 
        // Token: 0x06000368 RID: 872 RVA: 0x0000C774 File Offset: 0x0000A974
        protected override void Dispose(bool disposing)
        {
            if (!this._disposed)
            {
                if (this._baseStream != null)
                {
                    CRC32 crc = this._baseStream.crc;
                    uint register;
                    if (crc != null)
                    {
                        register = crc._register;
                    }
                    this._Crc32 = (int)register;
                }
                this._disposed = true;
            }
            base.Dispose(disposing);
        }
 
        // Token: 0x170000DC RID: 220
        // (get) Token: 0x06000369 RID: 873 RVA: 0x0000C7E0 File Offset: 0x0000A9E0
        public override bool CanRead
        {
            get
            {
                /*
An exception occurred when decompiling this method (06000369)
 
ICSharpCode.Decompiler.DecompilerException: Error decompiling System.Boolean Ionic.Zlib.GZipStream::get_CanRead()
 
 ---> System.Exception: Basic block has to end with unconditional control flow. 
{
    Block_0:
    stloc:Stream(var_0_13, ldfld:Stream(ZlibBaseStream::_stream, ldfld:ZlibBaseStream(GZipStream::_baseStream, ldloc:GZipStream(this))))
}
 
   at ICSharpCode.Decompiler.ILAst.ILAstOptimizer.FlattenBasicBlocks(ILNode node) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\ILAst\ILAstOptimizer.cs:line 1852
   at ICSharpCode.Decompiler.ILAst.ILAstOptimizer.Optimize(DecompilerContext context, ILBlock method, AutoPropertyProvider autoPropertyProvider, StateMachineKind& stateMachineKind, MethodDef& inlinedMethod, AsyncMethodDebugInfo& asyncInfo, ILAstOptimizationStep abortBeforeStep) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\ILAst\ILAstOptimizer.cs:line 355
   at ICSharpCode.Decompiler.Ast.AstMethodBodyBuilder.CreateMethodBody(IEnumerable`1 parameters, MethodDebugInfoBuilder& builder) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\Ast\AstMethodBodyBuilder.cs:line 123
   at ICSharpCode.Decompiler.Ast.AstMethodBodyBuilder.CreateMethodBody(MethodDef methodDef, DecompilerContext context, AutoPropertyProvider autoPropertyProvider, IEnumerable`1 parameters, Boolean valueParameterIsKeyword, StringBuilder sb, MethodDebugInfoBuilder& stmtsBuilder) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\Ast\AstMethodBodyBuilder.cs:line 88
   --- End of inner exception stack trace ---
   at ICSharpCode.Decompiler.Ast.AstMethodBodyBuilder.CreateMethodBody(MethodDef methodDef, DecompilerContext context, AutoPropertyProvider autoPropertyProvider, IEnumerable`1 parameters, Boolean valueParameterIsKeyword, StringBuilder sb, MethodDebugInfoBuilder& stmtsBuilder) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\Ast\AstMethodBodyBuilder.cs:line 92
   at ICSharpCode.Decompiler.Ast.AstBuilder.AddMethodBody(EntityDeclaration methodNode, EntityDeclaration& updatedNode, MethodDef method, IEnumerable`1 parameters, Boolean valueParameterIsKeyword, MethodKind methodKind) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\Ast\AstBuilder.cs:line 1683
*/;
            }
        }
 
        // Token: 0x170000DD RID: 221
        // (get) Token: 0x0600036A RID: 874 RVA: 0x0000C800 File Offset: 0x0000AA00
        public override bool CanSeek
        {
            get
            {
            }
        }
 
        // Token: 0x170000DE RID: 222
        // (get) Token: 0x0600036B RID: 875 RVA: 0x0000C810 File Offset: 0x0000AA10
        public override bool CanWrite
        {
            get
            {
                /*
An exception occurred when decompiling this method (0600036B)
 
ICSharpCode.Decompiler.DecompilerException: Error decompiling System.Boolean Ionic.Zlib.GZipStream::get_CanWrite()
 
 ---> System.Exception: Basic block has to end with unconditional control flow. 
{
    Block_0:
    stloc:Stream(var_0_13, ldfld:Stream(ZlibBaseStream::_stream, ldfld:ZlibBaseStream(GZipStream::_baseStream, ldloc:GZipStream(this))))
}
 
   at ICSharpCode.Decompiler.ILAst.ILAstOptimizer.FlattenBasicBlocks(ILNode node) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\ILAst\ILAstOptimizer.cs:line 1852
   at ICSharpCode.Decompiler.ILAst.ILAstOptimizer.Optimize(DecompilerContext context, ILBlock method, AutoPropertyProvider autoPropertyProvider, StateMachineKind& stateMachineKind, MethodDef& inlinedMethod, AsyncMethodDebugInfo& asyncInfo, ILAstOptimizationStep abortBeforeStep) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\ILAst\ILAstOptimizer.cs:line 355
   at ICSharpCode.Decompiler.Ast.AstMethodBodyBuilder.CreateMethodBody(IEnumerable`1 parameters, MethodDebugInfoBuilder& builder) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\Ast\AstMethodBodyBuilder.cs:line 123
   at ICSharpCode.Decompiler.Ast.AstMethodBodyBuilder.CreateMethodBody(MethodDef methodDef, DecompilerContext context, AutoPropertyProvider autoPropertyProvider, IEnumerable`1 parameters, Boolean valueParameterIsKeyword, StringBuilder sb, MethodDebugInfoBuilder& stmtsBuilder) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\Ast\AstMethodBodyBuilder.cs:line 88
   --- End of inner exception stack trace ---
   at ICSharpCode.Decompiler.Ast.AstMethodBodyBuilder.CreateMethodBody(MethodDef methodDef, DecompilerContext context, AutoPropertyProvider autoPropertyProvider, IEnumerable`1 parameters, Boolean valueParameterIsKeyword, StringBuilder sb, MethodDebugInfoBuilder& stmtsBuilder) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\Ast\AstMethodBodyBuilder.cs:line 92
   at ICSharpCode.Decompiler.Ast.AstBuilder.AddMethodBody(EntityDeclaration methodNode, EntityDeclaration& updatedNode, MethodDef method, IEnumerable`1 parameters, Boolean valueParameterIsKeyword, MethodKind methodKind) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\Ast\AstBuilder.cs:line 1683
*/;
            }
        }
 
        // Token: 0x0600036C RID: 876 RVA: 0x0000C830 File Offset: 0x0000AA30
        public override void Flush()
        {
            while (this._disposed)
            {
            }
            ZlibBaseStream baseStream = this._baseStream;
        }
 
        // Token: 0x170000DF RID: 223
        // (get) Token: 0x0600036D RID: 877 RVA: 0x00002122 File Offset: 0x00000322
        public override long Length
        {
            get
            {
                throw new AnalysisFailedException("CPP2IL failed to recover any usable IL for this method.");
            }
        }
 
        // Token: 0x170000E0 RID: 224
        // (get) Token: 0x0600036E RID: 878 RVA: 0x0000C84C File Offset: 0x0000AA4C
        // (set) Token: 0x0600036F RID: 879 RVA: 0x00002122 File Offset: 0x00000322
        public override long Position
        {
            get
            {
                ZlibBaseStream baseStream = this._baseStream;
                if (baseStream._streamMode == ZlibBaseStream.StreamMode.Writer)
                {
                    ZlibCodec z = baseStream._z;
                    ZlibCodec z2 = baseStream._z;
                }
                return 0L;
            }
            set
            {
                throw new AnalysisFailedException("CPP2IL failed to recover any usable IL for this method.");
            }
        }
 
        // Token: 0x06000370 RID: 880 RVA: 0x0000C878 File Offset: 0x0000AA78
        public override int Read(byte[] buffer, int offset, int count)
        {
            /*
An exception occurred when decompiling this method (06000370)
 
ICSharpCode.Decompiler.DecompilerException: Error decompiling System.Int32 Ionic.Zlib.GZipStream::Read(System.Byte[],System.Int32,System.Int32)
 
 ---> System.Exception: Basic block has to end with unconditional control flow. 
{
    Block_1:
    stloc:ZlibBaseStream(var_1_1D, ldfld:ZlibBaseStream(GZipStream::_baseStream, ldloc:GZipStream(this)))
    stfld:bool(GZipStream::_firstReadDone, ldloc:GZipStream(this), ldc.i4:bool(1))
    stloc:string(var_2_2B, ldfld:string(ZlibBaseStream::_GzipFileName, ldloc:ZlibBaseStream(var_1_1D)))
    callsetter:string(GZipStream::set_FileName, ldloc:GZipStream(this), ldloc:string(var_2_2B))
    stloc:string(var_3_3E, ldfld:string(ZlibBaseStream::_GzipComment, ldfld:ZlibBaseStream(GZipStream::_baseStream, ldloc:GZipStream(this))))
    callsetter:string(GZipStream::set_Comment, ldloc:GZipStream(this), ldloc:string(var_3_3E))
}
 
   at ICSharpCode.Decompiler.ILAst.ILAstOptimizer.FlattenBasicBlocks(ILNode node) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\ILAst\ILAstOptimizer.cs:line 1852
   at ICSharpCode.Decompiler.ILAst.ILAstOptimizer.Optimize(DecompilerContext context, ILBlock method, AutoPropertyProvider autoPropertyProvider, StateMachineKind& stateMachineKind, MethodDef& inlinedMethod, AsyncMethodDebugInfo& asyncInfo, ILAstOptimizationStep abortBeforeStep) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\ILAst\ILAstOptimizer.cs:line 355
   at ICSharpCode.Decompiler.Ast.AstMethodBodyBuilder.CreateMethodBody(IEnumerable`1 parameters, MethodDebugInfoBuilder& builder) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\Ast\AstMethodBodyBuilder.cs:line 123
   at ICSharpCode.Decompiler.Ast.AstMethodBodyBuilder.CreateMethodBody(MethodDef methodDef, DecompilerContext context, AutoPropertyProvider autoPropertyProvider, IEnumerable`1 parameters, Boolean valueParameterIsKeyword, StringBuilder sb, MethodDebugInfoBuilder& stmtsBuilder) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\Ast\AstMethodBodyBuilder.cs:line 88
   --- End of inner exception stack trace ---
   at ICSharpCode.Decompiler.Ast.AstMethodBodyBuilder.CreateMethodBody(MethodDef methodDef, DecompilerContext context, AutoPropertyProvider autoPropertyProvider, IEnumerable`1 parameters, Boolean valueParameterIsKeyword, StringBuilder sb, MethodDebugInfoBuilder& stmtsBuilder) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\Ast\AstMethodBodyBuilder.cs:line 92
   at ICSharpCode.Decompiler.Ast.AstBuilder.AddMethodBody(EntityDeclaration methodNode, EntityDeclaration& updatedNode, MethodDef method, IEnumerable`1 parameters, Boolean valueParameterIsKeyword, MethodKind methodKind) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\Ast\AstBuilder.cs:line 1683
*/;
        }
 
        // Token: 0x06000371 RID: 881 RVA: 0x00002122 File Offset: 0x00000322
        public override long Seek(long offset, SeekOrigin origin)
        {
            throw new AnalysisFailedException("CPP2IL failed to recover any usable IL for this method.");
        }
 
        // Token: 0x06000372 RID: 882 RVA: 0x00002122 File Offset: 0x00000322
        public override void SetLength(long value)
        {
            throw new AnalysisFailedException("CPP2IL failed to recover any usable IL for this method.");
        }
 
        // Token: 0x06000373 RID: 883 RVA: 0x0000C8CC File Offset: 0x0000AACC
        public override void Write(byte[] buffer, int offset, int count)
        {
            while (!this._disposed)
            {
                ZlibBaseStream baseStream = this._baseStream;
                ZlibBaseStream.StreamMode streamMode = baseStream._streamMode;
                if (baseStream._compressionMode == CompressionMode.Compress)
                {
                    int num = this.EmitHeader();
                    ZlibBaseStream baseStream2 = this._baseStream;
                    this._headerByteCount = num;
                    return;
                }
            }
        }
 
        // Token: 0x06000374 RID: 884 RVA: 0x0000C910 File Offset: 0x0000AB10
        private int EmitHeader()
        {
            /*
An exception occurred when decompiling this method (06000374)
 
ICSharpCode.Decompiler.DecompilerException: Error decompiling System.Int32 Ionic.Zlib.GZipStream::EmitHeader()
 
 ---> System.Exception: Basic block has to end with unconditional control flow. 
{
    IL_0088:
    stloc:Stream(var_16_93, ldfld:Stream(ZlibBaseStream::_stream, ldfld:ZlibBaseStream(GZipStream::_baseStream, ldloc:GZipStream(this))))
}
 
   at ICSharpCode.Decompiler.ILAst.ILAstOptimizer.FlattenBasicBlocks(ILNode node) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\ILAst\ILAstOptimizer.cs:line 1852
   at ICSharpCode.Decompiler.ILAst.ILAstOptimizer.Optimize(DecompilerContext context, ILBlock method, AutoPropertyProvider autoPropertyProvider, StateMachineKind& stateMachineKind, MethodDef& inlinedMethod, AsyncMethodDebugInfo& asyncInfo, ILAstOptimizationStep abortBeforeStep) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\ILAst\ILAstOptimizer.cs:line 355
   at ICSharpCode.Decompiler.Ast.AstMethodBodyBuilder.CreateMethodBody(IEnumerable`1 parameters, MethodDebugInfoBuilder& builder) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\Ast\AstMethodBodyBuilder.cs:line 123
   at ICSharpCode.Decompiler.Ast.AstMethodBodyBuilder.CreateMethodBody(MethodDef methodDef, DecompilerContext context, AutoPropertyProvider autoPropertyProvider, IEnumerable`1 parameters, Boolean valueParameterIsKeyword, StringBuilder sb, MethodDebugInfoBuilder& stmtsBuilder) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\Ast\AstMethodBodyBuilder.cs:line 88
   --- End of inner exception stack trace ---
   at ICSharpCode.Decompiler.Ast.AstMethodBodyBuilder.CreateMethodBody(MethodDef methodDef, DecompilerContext context, AutoPropertyProvider autoPropertyProvider, IEnumerable`1 parameters, Boolean valueParameterIsKeyword, StringBuilder sb, MethodDebugInfoBuilder& stmtsBuilder) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\Ast\AstMethodBodyBuilder.cs:line 92
   at ICSharpCode.Decompiler.Ast.AstBuilder.AddMethodBody(EntityDeclaration methodNode, EntityDeclaration& updatedNode, MethodDef method, IEnumerable`1 parameters, Boolean valueParameterIsKeyword, MethodKind methodKind) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\Ast\AstBuilder.cs:line 1683
*/;
        }
 
        // Token: 0x06000375 RID: 885 RVA: 0x0000C9B4 File Offset: 0x0000ABB4
        public static byte[] CompressString(string s)
        {
            if (!false)
            {
            }
            throw new OutOfMemoryException();
        }
 
        // Token: 0x06000376 RID: 886 RVA: 0x0000C9E0 File Offset: 0x0000ABE0
        public static byte[] CompressBuffer(byte[] b)
        {
            if (!false)
            {
            }
            throw new OutOfMemoryException();
        }
 
        // Token: 0x06000377 RID: 887 RVA: 0x0000CA0C File Offset: 0x0000AC0C
        public static string UncompressString(byte[] compressed)
        {
            if (!false)
            {
                string text;
                return text;
            }
            throw new OutOfMemoryException();
        }
 
        // Token: 0x06000378 RID: 888 RVA: 0x0000CA38 File Offset: 0x0000AC38
        public static byte[] UncompressBuffer(byte[] compressed)
        {
            if (!false)
            {
                byte[] array;
                return array;
            }
            throw new OutOfMemoryException();
        }
 
        // Token: 0x06000379 RID: 889 RVA: 0x0000CA64 File Offset: 0x0000AC64
        // Note: this type is marked as 'beforefieldinit'.
        static GZipStream()
        {
            Encoding encoding = Encoding.GetEncoding("iso-8859-1");
        }
 
        // Token: 0x0400022F RID: 559
        public DateTime? LastModified;
 
        // Token: 0x04000230 RID: 560
        private int _headerByteCount;
 
        // Token: 0x04000231 RID: 561
        internal ZlibBaseStream _baseStream;
 
        // Token: 0x04000232 RID: 562
        private bool _disposed;
 
        // Token: 0x04000233 RID: 563
        private bool _firstReadDone;
 
        // Token: 0x04000234 RID: 564
        private string _FileName;
 
        // Token: 0x04000235 RID: 565
        private string _Comment;
 
        // Token: 0x04000236 RID: 566
        private int _Crc32;
 
        // Token: 0x04000237 RID: 567
        internal static readonly DateTime _unixEpoch;
 
        // Token: 0x04000238 RID: 568
        internal static readonly Encoding iso8859dash1;
    }
}