ZlibCodec.cs

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using System;
using System.Runtime.InteropServices;
 
namespace Ionic.Zlib
{
    // Token: 0x02000059 RID: 89
    [ComVisible(true)]
    [Guid("ebc25cf6-9120-4283-b972-0e5520d0000D")]
    public sealed class ZlibCodec
    {
        // Token: 0x170000EB RID: 235
        // (get) Token: 0x060003C7 RID: 967 RVA: 0x0000ED5C File Offset: 0x0000CF5C
        public int Adler32
        {
            get
            {
                /*
An exception occurred when decompiling this method (060003C7)
 
ICSharpCode.Decompiler.DecompilerException: Error decompiling System.Int32 Ionic.Zlib.ZlibCodec::get_Adler32()
 
 ---> System.Exception: Basic block has to end with unconditional control flow. 
{
    Block_0:
    stloc:uint32(var_0_06, ldfld:uint32(ZlibCodec::_Adler32, ldloc:ZlibCodec(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: 0x060003C8 RID: 968 RVA: 0x0000ED70 File Offset: 0x0000CF70
        public ZlibCodec()
        {
        }
 
        // Token: 0x060003C9 RID: 969 RVA: 0x0000ED84 File Offset: 0x0000CF84
        public ZlibCodec(CompressionMode mode)
        {
            do
            {
                base..ctor();
                if (mode != CompressionMode.Compress)
                {
                    return;
                }
            }
            while (this._InternalInitializeDeflate(true) != 0);
        }
 
        // Token: 0x060003CA RID: 970 RVA: 0x0000EDB8 File Offset: 0x0000CFB8
        public int InitializeInflate()
        {
            /*
An exception occurred when decompiling this method (060003CA)
 
ICSharpCode.Decompiler.DecompilerException: Error decompiling System.Int32 Ionic.Zlib.ZlibCodec::InitializeInflate()
 
 ---> System.Exception: Basic block has to end with unconditional control flow. 
{
    Block_0:
    stloc:int32(var_0_06, ldfld:int32(ZlibCodec::WindowBits, ldloc:ZlibCodec(this)))
    stloc:int32(var_1_0F, call:int32(ZlibCodec::InitializeInflate, ldloc:ZlibCodec(this), ldloc:int32(var_0_06), ldc.i4:bool(1)))
}
 
   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: 0x060003CB RID: 971 RVA: 0x0000EDD8 File Offset: 0x0000CFD8
        public int InitializeInflate(bool expectRfc1950Header)
        {
            /*
An exception occurred when decompiling this method (060003CB)
 
ICSharpCode.Decompiler.DecompilerException: Error decompiling System.Int32 Ionic.Zlib.ZlibCodec::InitializeInflate(System.Boolean)
 
 ---> System.Exception: Basic block has to end with unconditional control flow. 
{
    Block_0:
    stloc:int32(var_0_06, ldfld:int32(ZlibCodec::WindowBits, ldloc:ZlibCodec(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: 0x060003CC RID: 972 RVA: 0x0000EDF0 File Offset: 0x0000CFF0
        public int InitializeInflate(int windowBits)
        {
            /*
An exception occurred when decompiling this method (060003CC)
 
ICSharpCode.Decompiler.DecompilerException: Error decompiling System.Int32 Ionic.Zlib.ZlibCodec::InitializeInflate(System.Int32)
 
 ---> System.Exception: Basic block has to end with unconditional control flow. 
{
    Block_0:
    stfld:int32(ZlibCodec::WindowBits, ldloc:ZlibCodec(this), ldloc:int32(windowBits))
    stloc:int32(var_0_0F, call:int32(ZlibCodec::InitializeInflate, ldloc:ZlibCodec(this), ldloc:int32(windowBits), ldc.i4:bool(1)))
}
 
   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: 0x060003CD RID: 973 RVA: 0x0000EE10 File Offset: 0x0000D010
        public int InitializeInflate(int windowBits, bool expectRfc1950Header)
        {
            for (;;)
            {
                DeflateManager deflateManager = this.dstate;
                this.WindowBits = windowBits;
                if (deflateManager == null)
                {
                    return;
                }
            }
        }
 
        // Token: 0x060003CE RID: 974 RVA: 0x0000EE30 File Offset: 0x0000D030
        public int Inflate(FlushType flush)
        {
            InflateManager inflateManager;
            do
            {
                inflateManager = this.istate;
            }
            while (inflateManager == null);
            return inflateManager.Inflate(flush);
        }
 
        // Token: 0x060003CF RID: 975 RVA: 0x0000EE50 File Offset: 0x0000D050
        public int EndInflate()
        {
            InflateManager inflateManager;
            do
            {
                inflateManager = this.istate;
            }
            while (inflateManager == null);
            InflateBlocks blocks = inflateManager.blocks;
            if (blocks != null)
            {
                uint num = blocks.Reset();
                return;
            }
        }
 
        // Token: 0x060003D0 RID: 976 RVA: 0x0000EE7C File Offset: 0x0000D07C
        public int SyncInflate()
        {
            InflateManager inflateManager;
            do
            {
                inflateManager = this.istate;
            }
            while (inflateManager == null);
            return inflateManager.Sync();
        }
 
        // Token: 0x060003D1 RID: 977 RVA: 0x0000EE9C File Offset: 0x0000D09C
        public int InitializeDeflate()
        {
            return this._InternalInitializeDeflate(true);
        }
 
        // Token: 0x060003D2 RID: 978 RVA: 0x0000EEB0 File Offset: 0x0000D0B0
        public int InitializeDeflate(CompressionLevel level)
        {
            this.CompressLevel = level;
            return this._InternalInitializeDeflate(true);
        }
 
        // Token: 0x060003D3 RID: 979 RVA: 0x0000EECC File Offset: 0x0000D0CC
        public int InitializeDeflate(CompressionLevel level, bool wantRfc1950Header)
        {
            this.CompressLevel = level;
            int num;
            return num;
        }
 
        // Token: 0x060003D4 RID: 980 RVA: 0x0000EEE4 File Offset: 0x0000D0E4
        public int InitializeDeflate(CompressionLevel level, int bits)
        {
            this.CompressLevel = level;
            this.Strategy = (CompressionStrategy)bits;
            return this._InternalInitializeDeflate(true);
        }
 
        // Token: 0x060003D5 RID: 981 RVA: 0x0000EF08 File Offset: 0x0000D108
        public int InitializeDeflate(CompressionLevel level, int bits, bool wantRfc1950Header)
        {
            this.CompressLevel = level;
            this.Strategy = (CompressionStrategy)bits;
            int num;
            return num;
        }
 
        // Token: 0x060003D6 RID: 982 RVA: 0x0000EF24 File Offset: 0x0000D124
        private int _InternalInitializeDeflate(bool wantRfc1950Header)
        {
            while (this.istate != null)
            {
            }
            CompressionLevel compressLevel = this.CompressLevel;
            CompressionStrategy strategy = this.Strategy;
            CompressionStrategy strategy2 = this.Strategy;
            int num;
            return num;
        }
 
        // Token: 0x060003D7 RID: 983 RVA: 0x0000EF50 File Offset: 0x0000D150
        public int Deflate(FlushType flush)
        {
            DeflateManager deflateManager;
            do
            {
                deflateManager = this.dstate;
            }
            while (deflateManager == null);
            return deflateManager.Deflate(flush);
        }
 
        // Token: 0x060003D8 RID: 984 RVA: 0x0000EF70 File Offset: 0x0000D170
        public int EndDeflate()
        {
            while (this.dstate == null)
            {
            }
        }
 
        // Token: 0x060003D9 RID: 985 RVA: 0x0000EF88 File Offset: 0x0000D188
        public void ResetDeflate()
        {
            DeflateManager deflateManager;
            do
            {
                deflateManager = this.dstate;
            }
            while (deflateManager == null);
            deflateManager.Reset();
        }
 
        // Token: 0x060003DA RID: 986 RVA: 0x0000EFA8 File Offset: 0x0000D1A8
        public int SetDeflateParams(CompressionLevel level, CompressionStrategy strategy)
        {
            DeflateManager deflateManager;
            do
            {
                deflateManager = this.dstate;
            }
            while (deflateManager == null);
            return deflateManager.SetParams(level, strategy);
        }
 
        // Token: 0x060003DB RID: 987 RVA: 0x0000EFC8 File Offset: 0x0000D1C8
        public int SetDictionary(byte[] dictionary)
        {
            InflateManager inflateManager;
            DeflateManager deflateManager;
            for (;;)
            {
                inflateManager = this.istate;
                if (inflateManager != null)
                {
                    break;
                }
                deflateManager = this.dstate;
                if (deflateManager != null)
                {
                    goto Block_1;
                }
            }
            return inflateManager.SetDictionary(dictionary);
            Block_1:
            return deflateManager.SetDictionary(dictionary);
        }
 
        // Token: 0x060003DC RID: 988 RVA: 0x0000EFF8 File Offset: 0x0000D1F8
        internal void flush_pending()
        {
            DeflateManager deflateManager = this.dstate;
            int availableBytesOut = this.AvailableBytesOut;
            int pendingCount = deflateManager.pendingCount;
            byte[] pending = deflateManager.pending;
            int nextPending = deflateManager.nextPending;
            byte[] outputBuffer = this.OutputBuffer;
            int nextOut = this.NextOut;
            int nextOut2 = this.NextOut;
            DeflateManager deflateManager2 = this.dstate;
            this.NextOut = nextOut2;
            int nextPending2 = deflateManager2.nextPending;
            deflateManager2.nextPending = nextPending2;
            long totalBytesOut = this.TotalBytesOut;
            int availableBytesOut2 = this.AvailableBytesOut;
            this.TotalBytesOut = totalBytesOut;
            this.AvailableBytesOut = (int)totalBytesOut;
            int pendingCount2 = deflateManager2.pendingCount;
            deflateManager2.pendingCount = pendingCount2;
        }
 
        // Token: 0x060003DD RID: 989 RVA: 0x0000F0A4 File Offset: 0x0000D2A4
        internal int read_buf(byte[] buf, int start, int size)
        {
            int availableBytesIn = this.AvailableBytesIn;
            if (size != 0)
            {
                DeflateManager deflateManager = this.dstate;
                this.AvailableBytesIn = availableBytesIn;
                if (deflateManager._WantRfc1950HeaderBytes)
                {
                    uint adler = this._Adler32;
                    byte[] inputBuffer = this.InputBuffer;
                    int nextIn = this.NextIn;
                    uint num = Adler.Adler32(adler, inputBuffer, nextIn, size);
                    this._Adler32 = num;
                }
                byte[] inputBuffer2 = this.InputBuffer;
                int nextIn2 = this.NextIn;
                Array.Copy(inputBuffer2, nextIn2, buf, start, size);
                int nextIn3 = this.NextIn;
                long totalBytesIn = this.TotalBytesIn;
                this.NextIn = nextIn3;
                this.TotalBytesIn = totalBytesIn;
            }
            return size;
        }
 
        // Token: 0x04000300 RID: 768
        public byte[] InputBuffer;
 
        // Token: 0x04000301 RID: 769
        public int NextIn;
 
        // Token: 0x04000302 RID: 770
        public int AvailableBytesIn;
 
        // Token: 0x04000303 RID: 771
        public long TotalBytesIn;
 
        // Token: 0x04000304 RID: 772
        public byte[] OutputBuffer;
 
        // Token: 0x04000305 RID: 773
        public int NextOut;
 
        // Token: 0x04000306 RID: 774
        public int AvailableBytesOut;
 
        // Token: 0x04000307 RID: 775
        public long TotalBytesOut;
 
        // Token: 0x04000308 RID: 776
        public string Message;
 
        // Token: 0x04000309 RID: 777
        internal DeflateManager dstate;
 
        // Token: 0x0400030A RID: 778
        internal InflateManager istate;
 
        // Token: 0x0400030B RID: 779
        internal uint _Adler32;
 
        // Token: 0x0400030C RID: 780
        public CompressionLevel CompressLevel;
 
        // Token: 0x0400030D RID: 781
        public int WindowBits;
 
        // Token: 0x0400030E RID: 782
        public CompressionStrategy Strategy;
    }
}