Imported Upstream version 3.6.0

Former-commit-id: da6be194a6b1221998fc28233f2503bd61dd9d14

external/cecil/Mono.Cecil.Metadata/BlobHeap.cs

@@ -0,0 +1,59 @@
+//
+// BlobHeap.cs
+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2011 Jb Evain
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+using System;
+
+using Mono.Cecil.PE;
+
+namespace Mono.Cecil.Metadata {
+
+	sealed class BlobHeap : Heap {
+
+		public BlobHeap (Section section, uint start, uint size)
+			: base (section, start, size)
+		{
+		}
+
+		public byte [] Read (uint index)
+		{
+			if (index == 0 || index > Size - 1)
+				return Empty<byte>.Array;
+
+			var data = Section.Data;
+
+			int position = (int) (index + Offset);
+			int length = (int) data.ReadCompressedUInt32 (ref position);
+
+			var buffer = new byte [length];
+
+			Buffer.BlockCopy (data, position, buffer, 0, length);
+
+			return buffer;
+		}
+	}
+}

external/cecil/Mono.Cecil.Metadata/Buffers.cs

@@ -0,0 +1,373 @@
+//
+// TableHeapBuffer.cs
+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2011 Jb Evain
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+using System;
+using System.Collections.Generic;
+using System.Text;
+
+using Mono.Cecil.PE;
+
+using RVA = System.UInt32;
+
+#if !READ_ONLY
+
+namespace Mono.Cecil.Metadata {
+
+	sealed class TableHeapBuffer : HeapBuffer {
+
+		readonly ModuleDefinition module;
+		readonly MetadataBuilder metadata;
+
+		internal MetadataTable [] tables = new MetadataTable [45];
+
+		bool large_string;
+		bool large_blob;
+		readonly int [] coded_index_sizes = new int [13];
+		readonly Func<Table, int> counter;
+
+		public override bool IsEmpty {
+			get { return false; }
+		}
+
+		public TableHeapBuffer (ModuleDefinition module, MetadataBuilder metadata)
+			: base (24)
+		{
+			this.module = module;
+			this.metadata = metadata;
+			this.counter = GetTableLength;
+		}
+
+		int GetTableLength (Table table)
+		{
+			var md_table = tables [(int) table];
+			return md_table != null ? md_table.Length : 0;
+		}
+
+		public TTable GetTable<TTable> (Table table) where TTable : MetadataTable, new ()
+		{
+			var md_table = (TTable) tables [(int) table];
+			if (md_table != null)
+				return md_table;
+
+			md_table = new TTable ();
+			tables [(int) table] = md_table;
+			return md_table;
+		}
+
+		public void WriteBySize (uint value, int size)
+		{
+			if (size == 4)
+				WriteUInt32 (value);
+			else
+				WriteUInt16 ((ushort) value);
+		}
+
+		public void WriteBySize (uint value, bool large)
+		{
+			if (large)
+				WriteUInt32 (value);
+			else
+				WriteUInt16 ((ushort) value);
+		}
+
+		public void WriteString (uint @string)
+		{
+			WriteBySize (@string, large_string);
+		}
+
+		public void WriteBlob (uint blob)
+		{
+			WriteBySize (blob, large_blob);
+		}
+
+		public void WriteRID (uint rid, Table table)
+		{
+			var md_table = tables [(int) table];
+			WriteBySize (rid, md_table == null ? false : md_table.IsLarge);
+		}
+
+		int GetCodedIndexSize (CodedIndex coded_index)
+		{
+			var index = (int) coded_index;
+			var size = coded_index_sizes [index];
+			if (size != 0)
+				return size;
+
+			return coded_index_sizes [index] = coded_index.GetSize (counter);
+		}
+
+		public void WriteCodedRID (uint rid, CodedIndex coded_index)
+		{
+			WriteBySize (rid, GetCodedIndexSize (coded_index));
+		}
+
+		public void WriteTableHeap ()
+		{
+			WriteUInt32 (0);					// Reserved
+			WriteByte (GetTableHeapVersion ());	// MajorVersion
+			WriteByte (0);						// MinorVersion
+			WriteByte (GetHeapSizes ());		// HeapSizes
+			WriteByte (10);						// Reserved2
+			WriteUInt64 (GetValid ());			// Valid
+			WriteUInt64 (0x0016003301fa00);		// Sorted
+
+			WriteRowCount ();
+			WriteTables ();
+		}
+
+		void WriteRowCount ()
+		{
+			for (int i = 0; i < tables.Length; i++) {
+				var table = tables [i];
+				if (table == null || table.Length == 0)
+					continue;
+
+				WriteUInt32 ((uint) table.Length);
+			}
+		}
+
+		void WriteTables ()
+		{
+			for (int i = 0; i < tables.Length; i++) {
+				var table = tables [i];
+				if (table == null || table.Length == 0)
+					continue;
+
+				table.Write (this);
+			}
+		}
+
+		ulong GetValid ()
+		{
+			ulong valid = 0;
+
+			for (int i = 0; i < tables.Length; i++) {
+				var table = tables [i];
+				if (table == null || table.Length == 0)
+					continue;
+
+				table.Sort ();
+				valid |= (1UL << i);
+			}
+
+			return valid;
+		}
+
+		byte GetHeapSizes ()
+		{
+			byte heap_sizes = 0;
+
+			if (metadata.string_heap.IsLarge) {
+				large_string = true;
+				heap_sizes |= 0x01;
+			}
+
+			if (metadata.blob_heap.IsLarge) {
+				large_blob = true;
+				heap_sizes |= 0x04;
+			}
+
+			return heap_sizes;
+		}
+
+		byte GetTableHeapVersion ()
+		{
+			switch (module.Runtime) {
+			case TargetRuntime.Net_1_0:
+			case TargetRuntime.Net_1_1:
+				return 1;
+			default:
+				return 2;
+			}
+		}
+
+		public void FixupData (RVA data_rva)
+		{
+			var table = GetTable<FieldRVATable> (Table.FieldRVA);
+			if (table.length == 0)
+				return;
+
+			var field_idx_size = GetTable<FieldTable> (Table.Field).IsLarge ? 4 : 2;
+			var previous = this.position;
+
+			base.position = table.position;
+			for (int i = 0; i < table.length; i++) {
+				var rva = ReadUInt32 ();
+				base.position -= 4;
+				WriteUInt32 (rva + data_rva);
+				base.position += field_idx_size;
+			}
+
+			base.position = previous;
+		}
+	}
+
+	sealed class ResourceBuffer : ByteBuffer {
+
+		public ResourceBuffer ()
+			: base (0)
+		{
+		}
+
+		public uint AddResource (byte [] resource)
+		{
+			var offset = (uint) this.position;
+			WriteInt32 (resource.Length);
+			WriteBytes (resource);
+			return offset;
+		}
+	}
+
+	sealed class DataBuffer : ByteBuffer {
+
+		public DataBuffer ()
+			: base (0)
+		{
+		}
+
+		public RVA AddData (byte [] data)
+		{
+			var rva = (RVA) position;
+			WriteBytes (data);
+			return rva;
+		}
+	}
+
+	abstract class HeapBuffer : ByteBuffer {
+
+		public bool IsLarge {
+			get { return base.length > 65535; }
+		}
+
+		public abstract bool IsEmpty { get; }
+
+		protected HeapBuffer (int length)
+			: base (length)
+		{
+		}
+	}
+
+	class StringHeapBuffer : HeapBuffer {
+
+		readonly Dictionary<string, uint> strings = new Dictionary<string, uint> (StringComparer.Ordinal);
+
+		public sealed override bool IsEmpty {
+			get { return length <= 1; }
+		}
+
+		public StringHeapBuffer ()
+			: base (1)
+		{
+			WriteByte (0);
+		}
+
+		public uint GetStringIndex (string @string)
+		{
+			uint index;
+			if (strings.TryGetValue (@string, out index))
+				return index;
+
+			index = (uint) base.position;
+			WriteString (@string);
+			strings.Add (@string, index);
+			return index;
+		}
+
+		protected virtual void WriteString (string @string)
+		{
+			WriteBytes (Encoding.UTF8.GetBytes (@string));
+			WriteByte (0);
+		}
+	}
+
+	sealed class BlobHeapBuffer : HeapBuffer {
+
+		readonly Dictionary<ByteBuffer, uint> blobs = new Dictionary<ByteBuffer, uint> (new ByteBufferEqualityComparer ());
+
+		public override bool IsEmpty {
+			get { return length <= 1; }
+		}
+
+		public BlobHeapBuffer ()
+			: base (1)
+		{
+			WriteByte (0);
+		}
+
+		public uint GetBlobIndex (ByteBuffer blob)
+		{
+			uint index;
+			if (blobs.TryGetValue (blob, out index))
+				return index;
+
+			index = (uint) base.position;
+			WriteBlob (blob);
+			blobs.Add (blob, index);
+			return index;
+		}
+
+		void WriteBlob (ByteBuffer blob)
+		{
+			WriteCompressedUInt32 ((uint) blob.length);
+			WriteBytes (blob);
+		}
+	}
+
+	sealed class UserStringHeapBuffer : StringHeapBuffer {
+
+		protected override void WriteString (string @string)
+		{
+			WriteCompressedUInt32 ((uint) @string.Length * 2 + 1);
+
+			byte special = 0;
+
+			for (int i = 0; i < @string.Length; i++) {
+				var @char = @string [i];
+				WriteUInt16 (@char);
+
+				if (special == 1)
+					continue;
+
+				if (@char < 0x20 || @char > 0x7e) {
+					if (@char > 0x7e
+						|| (@char >= 0x01 && @char <= 0x08)
+						|| (@char >= 0x0e && @char <= 0x1f)
+						|| @char == 0x27
+						|| @char == 0x2d) {
+
+						special = 1;
+					}
+				}
+			}
+
+			WriteByte (special);
+		}
+	}
+}
+
+#endif

external/cecil/Mono.Cecil.Metadata/CodedIndex.cs

@@ -0,0 +1,46 @@
+//
+// CodedIndex.cs
+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2011 Jb Evain
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+namespace Mono.Cecil.Metadata {
+
+	enum CodedIndex {
+		TypeDefOrRef,
+		HasConstant,
+		HasCustomAttribute,
+		HasFieldMarshal,
+		HasDeclSecurity,
+		MemberRefParent,
+		HasSemantics,
+		MethodDefOrRef,
+		MemberForwarded,
+		Implementation,
+		CustomAttributeType,
+		ResolutionScope,
+		TypeOrMethodDef
+	}
+}

external/cecil/Mono.Cecil.Metadata/ElementType.cs

@@ -0,0 +1,73 @@
+//
+// ElementType.cs
+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2011 Jb Evain
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+namespace Mono.Cecil.Metadata {
+
+	enum ElementType : byte {
+		None = 0x00,
+		Void = 0x01,
+		Boolean = 0x02,
+		Char = 0x03,
+		I1 = 0x04,
+		U1 = 0x05,
+		I2 = 0x06,
+		U2 = 0x07,
+		I4 = 0x08,
+		U4 = 0x09,
+		I8 = 0x0a,
+		U8 = 0x0b,
+		R4 = 0x0c,
+		R8 = 0x0d,
+		String = 0x0e,
+		Ptr = 0x0f,   // Followed by <type> token
+		ByRef = 0x10,   // Followed by <type> token
+		ValueType = 0x11,   // Followed by <type> token
+		Class = 0x12,   // Followed by <type> token
+		Var = 0x13,   // Followed by generic parameter number
+		Array = 0x14,   // <type> <rank> <boundsCount> <bound1>  <loCount> <lo1>
+		GenericInst = 0x15,   // <type> <type-arg-count> <type-1> ... <type-n> */
+		TypedByRef = 0x16,
+		I = 0x18,   // System.IntPtr
+		U = 0x19,   // System.UIntPtr
+		FnPtr = 0x1b,   // Followed by full method signature
+		Object = 0x1c,   // System.Object
+		SzArray = 0x1d,   // Single-dim array with 0 lower bound
+		MVar = 0x1e,   // Followed by generic parameter number
+		CModReqD = 0x1f,   // Required modifier : followed by a TypeDef or TypeRef token
+		CModOpt = 0x20,   // Optional modifier : followed by a TypeDef or TypeRef token
+		Internal = 0x21,   // Implemented within the CLI
+		Modifier = 0x40,   // Or'd with following element types
+		Sentinel = 0x41,   // Sentinel for varargs method signature
+		Pinned = 0x45,   // Denotes a local variable that points at a pinned object
+
+		// special undocumented constants
+		Type = 0x50,
+		Boxed = 0x51,
+		Enum = 0x55
+	}
+}

external/cecil/Mono.Cecil.Metadata/GuidHeap.cs

@@ -0,0 +1,59 @@
+//
+// GuidHeap.cs
+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2011 Jb Evain
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+using System;
+
+using Mono.Cecil.PE;
+
+namespace Mono.Cecil.Metadata {
+
+	sealed class GuidHeap : Heap {
+
+		public GuidHeap (Section section, uint start, uint size)
+			: base (section, start, size)
+		{
+		}
+
+		public Guid Read (uint index)
+		{
+			if (index == 0)
+				return new Guid ();
+
+			const int guid_size = 16;
+
+			var buffer = new byte [guid_size];
+
+			index--;
+
+			Buffer.BlockCopy (Section.Data, (int) (Offset + index), buffer, 0, guid_size);
+
+			return new Guid (buffer);
+
+		}
+	}
+}

external/cecil/Mono.Cecil.Metadata/Heap.cs

@@ -0,0 +1,48 @@
+//
+// Heap.cs
+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2011 Jb Evain
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+using Mono.Cecil.PE;
+
+namespace Mono.Cecil.Metadata {
+
+	abstract class Heap {
+
+		public int IndexSize;
+
+		public readonly Section Section;
+		public readonly uint Offset;
+		public readonly uint Size;
+
+		protected Heap (Section section, uint offset, uint size)
+		{
+			this.Section = section;
+			this.Offset = offset;
+			this.Size = size;
+		}
+	}
+}

external/cecil/Mono.Cecil.Metadata/MetadataToken.cs

@@ -0,0 +1,105 @@
+//
+// MetadataToken.cs
+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2011 Jb Evain
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+namespace Mono.Cecil {
+
+	public struct MetadataToken {
+
+		readonly uint token;
+
+		public uint RID	{
+			get { return token & 0x00ffffff; }
+		}
+
+		public TokenType TokenType {
+			get { return (TokenType) (token & 0xff000000); }
+		}
+
+		public static readonly MetadataToken Zero = new MetadataToken ((uint) 0);
+
+		public MetadataToken (uint token)
+		{
+			this.token = token;
+		}
+
+		public MetadataToken (TokenType type)
+			: this (type, 0)
+		{
+		}
+
+		public MetadataToken (TokenType type, uint rid)
+		{
+			token = (uint) type | rid;
+		}
+
+		public MetadataToken (TokenType type, int rid)
+		{
+			token = (uint) type | (uint) rid;
+		}
+
+		public int ToInt32 ()
+		{
+			return (int) token;
+		}
+
+		public uint ToUInt32 ()
+		{
+			return token;
+		}
+
+		public override int GetHashCode ()
+		{
+			return (int) token;
+		}
+
+		public override bool Equals (object obj)
+		{
+			if (obj is MetadataToken) {
+				var other = (MetadataToken) obj;
+				return other.token == token;
+			}
+
+			return false;
+		}
+
+		public static bool operator == (MetadataToken one, MetadataToken other)
+		{
+			return one.token == other.token;
+		}
+
+		public static bool operator != (MetadataToken one, MetadataToken other)
+		{
+			return one.token != other.token;
+		}
+
+		public override string ToString ()
+		{
+			return string.Format ("[{0}:0x{1}]", TokenType, RID.ToString ("x4"));
+		}
+	}
+}

external/cecil/Mono.Cecil.Metadata/Row.cs

@@ -0,0 +1,170 @@
+//
+// Row.cs
+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2011 Jb Evain
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+using System.Collections.Generic;
+
+namespace Mono.Cecil.Metadata {
+
+	struct Row<T1, T2> {
+		internal T1 Col1;
+		internal T2 Col2;
+
+		public Row (T1 col1, T2 col2)
+		{
+			Col1 = col1;
+			Col2 = col2;
+		}
+	}
+
+	struct Row<T1, T2, T3> {
+		internal T1 Col1;
+		internal T2 Col2;
+		internal T3 Col3;
+
+		public Row (T1 col1, T2 col2, T3 col3)
+		{
+			Col1 = col1;
+			Col2 = col2;
+			Col3 = col3;
+		}
+	}
+
+	struct Row<T1, T2, T3, T4> {
+		internal T1 Col1;
+		internal T2 Col2;
+		internal T3 Col3;
+		internal T4 Col4;
+
+		public Row (T1 col1, T2 col2, T3 col3, T4 col4)
+		{
+			Col1 = col1;
+			Col2 = col2;
+			Col3 = col3;
+			Col4 = col4;
+		}
+	}
+
+	struct Row<T1, T2, T3, T4, T5> {
+		internal T1 Col1;
+		internal T2 Col2;
+		internal T3 Col3;
+		internal T4 Col4;
+		internal T5 Col5;
+
+		public Row (T1 col1, T2 col2, T3 col3, T4 col4, T5 col5)
+		{
+			Col1 = col1;
+			Col2 = col2;
+			Col3 = col3;
+			Col4 = col4;
+			Col5 = col5;
+		}
+	}
+
+	struct Row<T1, T2, T3, T4, T5, T6> {
+		internal T1 Col1;
+		internal T2 Col2;
+		internal T3 Col3;
+		internal T4 Col4;
+		internal T5 Col5;
+		internal T6 Col6;
+
+		public Row (T1 col1, T2 col2, T3 col3, T4 col4, T5 col5, T6 col6)
+		{
+			Col1 = col1;
+			Col2 = col2;
+			Col3 = col3;
+			Col4 = col4;
+			Col5 = col5;
+			Col6 = col6;
+		}
+	}
+
+	struct Row<T1, T2, T3, T4, T5, T6, T7, T8, T9> {
+		internal T1 Col1;
+		internal T2 Col2;
+		internal T3 Col3;
+		internal T4 Col4;
+		internal T5 Col5;
+		internal T6 Col6;
+		internal T7 Col7;
+		internal T8 Col8;
+		internal T9 Col9;
+
+		public Row (T1 col1, T2 col2, T3 col3, T4 col4, T5 col5, T6 col6, T7 col7, T8 col8, T9 col9)
+		{
+			Col1 = col1;
+			Col2 = col2;
+			Col3 = col3;
+			Col4 = col4;
+			Col5 = col5;
+			Col6 = col6;
+			Col7 = col7;
+			Col8 = col8;
+			Col9 = col9;
+		}
+	}
+
+	sealed class RowEqualityComparer : IEqualityComparer<Row<string, string>>, IEqualityComparer<Row<uint, uint>>, IEqualityComparer<Row<uint, uint, uint>> {
+
+		public bool Equals (Row<string, string> x, Row<string, string> y)
+		{
+			return x.Col1 == y.Col1
+				&& x.Col2 == y.Col2;
+		}
+
+		public int GetHashCode (Row<string, string> obj)
+		{
+			string x = obj.Col1, y = obj.Col2;
+			return (x != null ? x.GetHashCode () : 0) ^ (y != null ? y.GetHashCode () : 0);
+		}
+
+		public bool Equals (Row<uint, uint> x, Row<uint, uint> y)
+		{
+			return x.Col1 == y.Col1
+				&& x.Col2 == y.Col2;
+		}
+
+		public int GetHashCode (Row<uint, uint> obj)
+		{
+			return (int) (obj.Col1 ^ obj.Col2);
+		}
+
+		public bool Equals (Row<uint, uint, uint> x, Row<uint, uint, uint> y)
+		{
+			return x.Col1 == y.Col1
+				&& x.Col2 == y.Col2
+				&& x.Col3 == y.Col3;
+		}
+
+		public int GetHashCode (Row<uint, uint, uint> obj)
+		{
+			return (int) (obj.Col1 ^ obj.Col2 ^ obj.Col3);
+		}
+	}
+}

external/cecil/Mono.Cecil.Metadata/StringHeap.cs

@@ -0,0 +1,81 @@
+//
+// StringHeap.cs
+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2011 Jb Evain
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+using System;
+using System.Collections.Generic;
+using System.Text;
+
+using Mono.Cecil.PE;
+
+namespace Mono.Cecil.Metadata {
+
+	class StringHeap : Heap {
+
+		readonly Dictionary<uint, string> strings = new Dictionary<uint, string> ();
+
+		public StringHeap (Section section, uint start, uint size)
+			: base (section, start, size)
+		{
+		}
+
+		public string Read (uint index)
+		{
+			if (index == 0)
+				return string.Empty;
+
+			string @string;
+			if (strings.TryGetValue (index, out @string))
+				return @string;
+
+			if (index > Size - 1)
+				return string.Empty;
+
+			@string = ReadStringAt (index);
+			if (@string.Length != 0)
+				strings.Add (index, @string);
+
+			return @string;
+		}
+
+		protected virtual string ReadStringAt (uint index)
+		{
+			int length = 0;
+			byte [] data = Section.Data;
+			int start = (int) (index + Offset);
+
+			for (int i = start; ; i++) {
+				if (data [i] == 0)
+					break;
+
+				length++;
+			}
+
+			return Encoding.UTF8.GetString (data, start, length);
+		}
+	}
+}

external/cecil/Mono.Cecil.Metadata/TableHeap.cs

@@ -0,0 +1,111 @@
+//
+// TableHeap.cs
+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2011 Jb Evain
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+using System;
+using Mono.Cecil.PE;
+
+namespace Mono.Cecil.Metadata {
+
+	enum Table : byte {
+		Module = 0x00,
+		TypeRef = 0x01,
+		TypeDef = 0x02,
+		FieldPtr = 0x03,
+		Field = 0x04,
+		MethodPtr = 0x05,
+		Method = 0x06,
+		ParamPtr = 0x07,
+		Param = 0x08,
+		InterfaceImpl = 0x09,
+		MemberRef = 0x0a,
+		Constant = 0x0b,
+		CustomAttribute = 0x0c,
+		FieldMarshal = 0x0d,
+		DeclSecurity = 0x0e,
+		ClassLayout = 0x0f,
+		FieldLayout = 0x10,
+		StandAloneSig = 0x11,
+		EventMap = 0x12,
+		EventPtr = 0x13,
+		Event = 0x14,
+		PropertyMap = 0x15,
+		PropertyPtr = 0x16,
+		Property = 0x17,
+		MethodSemantics = 0x18,
+		MethodImpl = 0x19,
+		ModuleRef = 0x1a,
+		TypeSpec = 0x1b,
+		ImplMap = 0x1c,
+		FieldRVA = 0x1d,
+		EncLog = 0x1e,
+		EncMap = 0x1f,
+		Assembly = 0x20,
+		AssemblyProcessor = 0x21,
+		AssemblyOS = 0x22,
+		AssemblyRef = 0x23,
+		AssemblyRefProcessor = 0x24,
+		AssemblyRefOS = 0x25,
+		File = 0x26,
+		ExportedType = 0x27,
+		ManifestResource = 0x28,
+		NestedClass = 0x29,
+		GenericParam = 0x2a,
+		MethodSpec = 0x2b,
+		GenericParamConstraint = 0x2c,
+	}
+
+	struct TableInformation {
+		public uint Offset;
+		public uint Length;
+		public uint RowSize;
+	}
+
+	sealed class TableHeap : Heap {
+
+		public long Valid;
+		public long Sorted;
+
+		public const int TableCount = 45;
+
+		public readonly TableInformation [] Tables = new TableInformation [TableCount];
+
+		public TableInformation this [Table table] {
+			get { return Tables [(int) table]; }
+		}
+
+		public TableHeap (Section section, uint start, uint size)
+			: base (section, start, size)
+		{
+		}
+
+		public bool HasTable (Table table)
+		{
+			return (Valid & (1L << (int) table)) != 0;
+		}
+	}
+}

external/cecil/Mono.Cecil.Metadata/TokenType.cs

@@ -0,0 +1,56 @@
+//
+// TokenType.cs
+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2011 Jb Evain
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+namespace Mono.Cecil {
+
+	public enum TokenType : uint {
+		Module = 0x00000000,
+		TypeRef = 0x01000000,
+		TypeDef = 0x02000000,
+		Field = 0x04000000,
+		Method = 0x06000000,
+		Param = 0x08000000,
+		InterfaceImpl = 0x09000000,
+		MemberRef = 0x0a000000,
+		CustomAttribute = 0x0c000000,
+		Permission = 0x0e000000,
+		Signature = 0x11000000,
+		Event = 0x14000000,
+		Property = 0x17000000,
+		ModuleRef = 0x1a000000,
+		TypeSpec = 0x1b000000,
+		Assembly = 0x20000000,
+		AssemblyRef = 0x23000000,
+		File = 0x26000000,
+		ExportedType = 0x27000000,
+		ManifestResource = 0x28000000,
+		GenericParam = 0x2a000000,
+		MethodSpec = 0x2b000000,
+		String = 0x70000000,
+	}
+}

external/cecil/Mono.Cecil.Metadata/UserStringHeap.cs

@@ -0,0 +1,59 @@
+//
+// UserStringHeap.cs
+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2011 Jb Evain
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+using System;
+
+using Mono.Cecil.PE;
+
+namespace Mono.Cecil.Metadata {
+
+	sealed class UserStringHeap : StringHeap {
+
+		public UserStringHeap (Section section, uint start, uint size)
+			: base (section, start, size)
+		{
+		}
+
+		protected override string ReadStringAt (uint index)
+		{
+			byte [] data = Section.Data;
+			int start = (int) (index + Offset);
+
+			uint length = (uint) (data.ReadCompressedUInt32 (ref start) & ~1);
+			if (length < 1)
+				return string.Empty;
+
+			var chars = new char [length / 2];
+
+			for (int i = start, j = 0; i < start + length; i += 2)
+				chars [j++] = (char) (data [i] | (data [i + 1] << 8));
+
+			return new string (chars);
+		}
+	}
+}