BZip2OutputStream.cs

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using System;
using System.Diagnostics;
using System.IO;
using System.Threading;
using Cpp2IlInjected;
 
namespace Ionic.BZip2
{
    // Token: 0x0200003B RID: 59
    public class BZip2OutputStream : Stream
    {
        // Token: 0x060002F6 RID: 758 RVA: 0x0000A9F8 File Offset: 0x00008BF8
        public BZip2OutputStream(Stream output)
        {
            if (!true)
            {
            }
        }
 
        // Token: 0x060002F7 RID: 759 RVA: 0x0000AA08 File Offset: 0x00008C08
        public BZip2OutputStream(Stream output, int blockSize)
        {
        }
 
        // Token: 0x060002F8 RID: 760 RVA: 0x0000AA18 File Offset: 0x00008C18
        public BZip2OutputStream(Stream output, bool leaveOpen)
        {
            if (!true)
            {
            }
        }
 
        // Token: 0x060002F9 RID: 761 RVA: 0x0000AA28 File Offset: 0x00008C28
        public BZip2OutputStream(Stream output, int blockSize, bool leaveOpen)
        {
            this.desiredTrace = BZip2OutputStream.TraceBits.Crc | BZip2OutputStream.TraceBits.Write;
            if (3 == 0)
            {
            }
            base..ctor();
            if (3 == 0)
            {
            }
            this.output = output;
            Stream stream = this.output;
            this.blockSize100k = blockSize;
            this.EmitHeader();
        }
 
        // Token: 0x060002FA RID: 762 RVA: 0x0000AA64 File Offset: 0x00008C64
        public override void Close()
        {
            if (this.output != null)
            {
                this.Finish();
                if (!this.leaveOpen)
                {
                    return;
                }
            }
        }
 
        // Token: 0x060002FB RID: 763 RVA: 0x0000AA88 File Offset: 0x00008C88
        public override void Flush()
        {
            if (this.output != null)
            {
                BitWriter bitWriter = this.bw;
                long num = 0L;
                long num2 = 0L;
                bitWriter.WriteBits((int)num, (uint)num2);
                Stream stream = this.output;
                return;
            }
        }
 
        // Token: 0x060002FC RID: 764 RVA: 0x0000AAB8 File Offset: 0x00008CB8
        private void EmitHeader()
        {
            int num = this.blockSize100k;
            Stream stream = this.output;
        }
 
        // Token: 0x060002FD RID: 765 RVA: 0x0000AAD8 File Offset: 0x00008CD8
        private void EmitTrailer()
        {
            this.bw.WriteBits(8, (uint)23);
            this.bw.WriteBits(8, (uint)114);
            this.bw.WriteBits(8, (uint)69);
            this.bw.WriteBits(8, (uint)56);
            this.bw.WriteBits(8, (uint)80);
            this.bw.WriteBits(8, (uint)144);
            BitWriter bitWriter = this.bw;
            uint num = this.combinedCRC;
            bitWriter.WriteInt(num);
            this.bw.FinishAndPad();
        }
 
        // Token: 0x060002FE RID: 766 RVA: 0x0000AB64 File Offset: 0x00008D64
        private void Finish()
        {
            this.compressor.CompressAndWrite();
            BZip2Compressor bzip2Compressor = this.compressor;
            uint num = this.combinedCRC;
            uint <Crc32>k__BackingField = bzip2Compressor.<Crc32>k__BackingField;
            this.combinedCRC = <Crc32>k__BackingField;
            this.EmitTrailer();
        }
 
        // Token: 0x170000C4 RID: 196
        // (get) Token: 0x060002FF RID: 767 RVA: 0x0000ABAC File Offset: 0x00008DAC
        public int BlockSize
        {
            get
            {
                return this.blockSize100k;
            }
        }
 
        // Token: 0x06000300 RID: 768 RVA: 0x0000ABC0 File Offset: 0x00008DC0
        public override void Write(byte[] buffer, int offset, int count)
        {
            while (this.output == null)
            {
            }
            if (count != 0)
            {
                int num = this.compressor.Fill(buffer, offset, count);
                this.compressor.CompressAndWrite();
                BZip2Compressor bzip2Compressor = this.compressor;
                uint num2 = this.combinedCRC;
                uint <Crc32>k__BackingField = bzip2Compressor.<Crc32>k__BackingField;
                this.combinedCRC = <Crc32>k__BackingField;
                int num3 = this.totalBytesWrittenIn;
                this.totalBytesWrittenIn = num3;
            }
        }
 
        // Token: 0x170000C5 RID: 197
        // (get) Token: 0x06000301 RID: 769 RVA: 0x0000AC20 File Offset: 0x00008E20
        public override bool CanRead
        {
            get
            {
            }
        }
 
        // Token: 0x170000C6 RID: 198
        // (get) Token: 0x06000302 RID: 770 RVA: 0x0000AC30 File Offset: 0x00008E30
        public override bool CanSeek
        {
            get
            {
            }
        }
 
        // Token: 0x170000C7 RID: 199
        // (get) Token: 0x06000303 RID: 771 RVA: 0x0000AC40 File Offset: 0x00008E40
        public override bool CanWrite
        {
            get
            {
                /*
An exception occurred when decompiling this method (06000303)
 
ICSharpCode.Decompiler.DecompilerException: Error decompiling System.Boolean Ionic.BZip2.BZip2OutputStream::get_CanWrite()
 
 ---> System.Exception: Basic block has to end with unconditional control flow. 
{
    IL_0000:
    brtrue(IL_0000, logicnot:bool(ldfld:Stream[exp:bool](BZip2OutputStream::output, ldloc:BZip2OutputStream(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.FlattenBasicBlocks(ILNode node) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\ILAst\ILAstOptimizer.cs:line 1878
   at ICSharpCode.Decompiler.ILAst.ILAstOptimizer.FlattenBasicBlocks(ILNode node) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\ILAst\ILAstOptimizer.cs:line 1878
   at ICSharpCode.Decompiler.ILAst.ILAstOptimizer.FlattenBasicBlocks(ILNode node) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\ILAst\ILAstOptimizer.cs:line 1846
   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: 0x170000C8 RID: 200
        // (get) Token: 0x06000304 RID: 772 RVA: 0x00002122 File Offset: 0x00000322
        public override long Length
        {
            get
            {
                throw new AnalysisFailedException("CPP2IL failed to recover any usable IL for this method.");
            }
        }
 
        // Token: 0x170000C9 RID: 201
        // (get) Token: 0x06000305 RID: 773 RVA: 0x00002122 File Offset: 0x00000322
        // (set) Token: 0x06000306 RID: 774 RVA: 0x00002122 File Offset: 0x00000322
        public override long Position
        {
            get
            {
                throw new AnalysisFailedException("CPP2IL failed to recover any usable IL for this method.");
            }
            set
            {
                throw new AnalysisFailedException("CPP2IL failed to recover any usable IL for this method.");
            }
        }
 
        // Token: 0x06000307 RID: 775 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: 0x06000308 RID: 776 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: 0x06000309 RID: 777 RVA: 0x00002122 File Offset: 0x00000322
        public override int Read(byte[] buffer, int offset, int count)
        {
            throw new AnalysisFailedException("CPP2IL failed to recover any usable IL for this method.");
        }
 
        // Token: 0x0600030A RID: 778 RVA: 0x0000AC54 File Offset: 0x00008E54
        [Conditional("Trace")]
        private void TraceOutput(BZip2OutputStream.TraceBits bits, string format, params object[] varParams)
        {
            BZip2OutputStream.TraceBits traceBits = this.desiredTrace;
            Thread currentThread = Thread.CurrentThread;
            Console.WriteLine(format, varParams);
        }
 
        // Token: 0x040001C5 RID: 453
        private int totalBytesWrittenIn;
 
        // Token: 0x040001C6 RID: 454
        private bool leaveOpen;
 
        // Token: 0x040001C7 RID: 455
        private BZip2Compressor compressor;
 
        // Token: 0x040001C8 RID: 456
        private uint combinedCRC;
 
        // Token: 0x040001C9 RID: 457
        private Stream output;
 
        // Token: 0x040001CA RID: 458
        private BitWriter bw;
 
        // Token: 0x040001CB RID: 459
        private int blockSize100k;
 
        // Token: 0x040001CC RID: 460
        private BZip2OutputStream.TraceBits desiredTrace;
 
        // Token: 0x0200003C RID: 60
        [Flags]
        private enum TraceBits : uint
        {
            // Token: 0x040001CE RID: 462
            None = 0U,
            // Token: 0x040001CF RID: 463
            Crc = 1U,
            // Token: 0x040001D0 RID: 464
            Write = 2U,
            // Token: 0x040001D1 RID: 465
            All = 4294967295U
        }
    }
}