1252 lines
42 KiB
C#
1252 lines
42 KiB
C#
//
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// Copyright (C) 2004 Novell, Inc (http://www.novell.com)
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//
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// Permission is hereby granted, free of charge, to any person obtaining
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// a copy of this software and associated documentation files (the
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// "Software"), to deal in the Software without restriction, including
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// without limitation the rights to use, copy, modify, merge, publish,
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// distribute, sublicense, and/or sell copies of the Software, and to
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// permit persons to whom the Software is furnished to do so, subject to
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// the following conditions:
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//
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// The above copyright notice and this permission notice shall be
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// included in all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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//
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//
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// System.Reflection.Emit/ModuleBuilder.cs
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//
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// Author:
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// Paolo Molaro (lupus@ximian.com)
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//
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// (C) 2001 Ximian, Inc. http://www.ximian.com
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//
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#if !FULL_AOT_RUNTIME
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using System;
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using System.Reflection;
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using System.Collections;
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using System.Collections.Generic;
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using System.Runtime.CompilerServices;
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using System.Runtime.InteropServices;
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using System.Diagnostics.SymbolStore;
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using System.IO;
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using System.Resources;
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using System.Globalization;
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namespace System.Reflection.Emit {
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[ComVisible (true)]
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[ComDefaultInterface (typeof (_ModuleBuilder))]
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[ClassInterface (ClassInterfaceType.None)]
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[StructLayout (LayoutKind.Sequential)]
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public class ModuleBuilder : Module, _ModuleBuilder {
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#pragma warning disable 169, 414
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#region Sync with object-internals.h
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private UIntPtr dynamic_image; /* GC-tracked */
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private int num_types;
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private TypeBuilder[] types;
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private CustomAttributeBuilder[] cattrs;
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private byte[] guid;
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private int table_idx;
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internal AssemblyBuilder assemblyb;
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private MethodBuilder[] global_methods;
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private FieldBuilder[] global_fields;
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bool is_main;
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private MonoResource[] resources;
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private IntPtr unparented_classes;
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private int[] table_indexes;
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#endregion
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#pragma warning restore 169, 414
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private TypeBuilder global_type;
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private Type global_type_created;
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// name_cache keys are display names
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Dictionary<TypeName, TypeBuilder> name_cache;
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Dictionary<string, int> us_string_cache;
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bool transient;
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ModuleBuilderTokenGenerator token_gen;
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Hashtable resource_writers;
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ISymbolWriter symbolWriter;
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static bool has_warned_about_symbolWriter;
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[MethodImplAttribute(MethodImplOptions.InternalCall)]
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private static extern void basic_init (ModuleBuilder ab);
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[MethodImplAttribute(MethodImplOptions.InternalCall)]
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private static extern void set_wrappers_type (ModuleBuilder mb, Type ab);
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internal ModuleBuilder (AssemblyBuilder assb, string name, string fullyqname, bool emitSymbolInfo, bool transient) {
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this.name = this.scopename = name;
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this.fqname = fullyqname;
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this.assembly = this.assemblyb = assb;
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this.transient = transient;
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// to keep mcs fast we do not want CryptoConfig wo be involved to create the RNG
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guid = Guid.FastNewGuidArray ();
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// guid = Guid.NewGuid().ToByteArray ();
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table_idx = get_next_table_index (this, 0x00, 1);
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name_cache = new Dictionary<TypeName, TypeBuilder> ();
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us_string_cache = new Dictionary<string, int> (512);
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basic_init (this);
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CreateGlobalType ();
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if (assb.IsRun) {
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TypeBuilder tb = new TypeBuilder (this, TypeAttributes.Abstract, 0xFFFFFF); /*last valid token*/
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Type type = tb.CreateType ();
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set_wrappers_type (this, type);
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}
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if (emitSymbolInfo) {
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Assembly asm = Assembly.LoadWithPartialName ("Mono.CompilerServices.SymbolWriter");
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Type t = null;
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if (asm != null)
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t = asm.GetType ("Mono.CompilerServices.SymbolWriter.SymbolWriterImpl");
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if (t == null) {
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WarnAboutSymbolWriter ("Failed to load the default Mono.CompilerServices.SymbolWriter assembly");
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} else {
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try {
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symbolWriter = (ISymbolWriter) Activator.CreateInstance (t, new object[] { this });
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} catch (System.MissingMethodException) {
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WarnAboutSymbolWriter ("The default Mono.CompilerServices.SymbolWriter is not available on this platform");
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return;
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}
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}
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string fileName = fqname;
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if (assemblyb.AssemblyDir != null)
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fileName = Path.Combine (assemblyb.AssemblyDir, fileName);
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symbolWriter.Initialize (IntPtr.Zero, fileName, true);
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}
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}
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static void WarnAboutSymbolWriter (string message)
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{
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if (has_warned_about_symbolWriter)
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return;
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has_warned_about_symbolWriter = true;
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Console.Error.WriteLine ("WARNING: {0}", message);
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}
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public override string FullyQualifiedName {get { return fqname;}}
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public bool IsTransient () {
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return transient;
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}
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public void CreateGlobalFunctions ()
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{
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if (global_type_created != null)
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throw new InvalidOperationException ("global methods already created");
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if (global_type != null)
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global_type_created = global_type.CreateType ();
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}
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public FieldBuilder DefineInitializedData( string name, byte[] data, FieldAttributes attributes) {
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if (data == null)
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throw new ArgumentNullException ("data");
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var maskedAttributes = attributes & ~FieldAttributes.ReservedMask;
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FieldBuilder fb = DefineDataImpl (name, data.Length, maskedAttributes | FieldAttributes.HasFieldRVA);
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fb.SetRVAData (data);
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return fb;
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}
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public FieldBuilder DefineUninitializedData (string name, int size, FieldAttributes attributes)
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{
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return DefineDataImpl (name, size, attributes & ~FieldAttributes.ReservedMask);
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}
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private FieldBuilder DefineDataImpl (string name, int size, FieldAttributes attributes)
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{
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if (name == null)
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throw new ArgumentNullException ("name");
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if (name == String.Empty)
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throw new ArgumentException ("name cannot be empty", "name");
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if (global_type_created != null)
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throw new InvalidOperationException ("global fields already created");
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if ((size <= 0) || (size >= 0x3f0000))
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throw new ArgumentException ("Data size must be > 0 and < 0x3f0000", null as string);
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CreateGlobalType ();
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string typeName = "$ArrayType$" + size;
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Type datablobtype = GetType (typeName, false, false);
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if (datablobtype == null) {
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TypeBuilder tb = DefineType (typeName,
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TypeAttributes.Public|TypeAttributes.ExplicitLayout|TypeAttributes.Sealed,
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assemblyb.corlib_value_type, null, PackingSize.Size1, size);
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tb.CreateType ();
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datablobtype = tb;
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}
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FieldBuilder fb = global_type.DefineField (name, datablobtype, attributes|FieldAttributes.Static);
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if (global_fields != null) {
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FieldBuilder[] new_fields = new FieldBuilder [global_fields.Length+1];
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System.Array.Copy (global_fields, new_fields, global_fields.Length);
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new_fields [global_fields.Length] = fb;
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global_fields = new_fields;
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} else {
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global_fields = new FieldBuilder [1];
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global_fields [0] = fb;
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}
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return fb;
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}
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private void addGlobalMethod (MethodBuilder mb) {
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if (global_methods != null) {
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MethodBuilder[] new_methods = new MethodBuilder [global_methods.Length+1];
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System.Array.Copy (global_methods, new_methods, global_methods.Length);
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new_methods [global_methods.Length] = mb;
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global_methods = new_methods;
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} else {
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global_methods = new MethodBuilder [1];
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global_methods [0] = mb;
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}
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}
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public MethodBuilder DefineGlobalMethod (string name, MethodAttributes attributes, Type returnType, Type[] parameterTypes)
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{
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return DefineGlobalMethod (name, attributes, CallingConventions.Standard, returnType, parameterTypes);
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}
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public MethodBuilder DefineGlobalMethod (string name, MethodAttributes attributes, CallingConventions callingConvention, Type returnType, Type[] parameterTypes) {
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return DefineGlobalMethod (name, attributes, callingConvention, returnType, null, null, parameterTypes, null, null);
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}
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public MethodBuilder DefineGlobalMethod (string name, MethodAttributes attributes, CallingConventions callingConvention, Type returnType, Type[] requiredReturnTypeCustomModifiers, Type[] optionalReturnTypeCustomModifiers, Type[] parameterTypes, Type[][] requiredParameterTypeCustomModifiers, Type[][] optionalParameterTypeCustomModifiers)
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{
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if (name == null)
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throw new ArgumentNullException ("name");
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if ((attributes & MethodAttributes.Static) == 0)
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throw new ArgumentException ("global methods must be static");
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if (global_type_created != null)
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throw new InvalidOperationException ("global methods already created");
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CreateGlobalType ();
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MethodBuilder mb = global_type.DefineMethod (name, attributes, callingConvention, returnType, requiredReturnTypeCustomModifiers, optionalReturnTypeCustomModifiers, parameterTypes, requiredParameterTypeCustomModifiers, optionalParameterTypeCustomModifiers);
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addGlobalMethod (mb);
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return mb;
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}
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public MethodBuilder DefinePInvokeMethod (string name, string dllName, MethodAttributes attributes, CallingConventions callingConvention, Type returnType, Type[] parameterTypes, CallingConvention nativeCallConv, CharSet nativeCharSet) {
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return DefinePInvokeMethod (name, dllName, name, attributes, callingConvention, returnType, parameterTypes, nativeCallConv, nativeCharSet);
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}
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public MethodBuilder DefinePInvokeMethod (string name, string dllName, string entryName, MethodAttributes attributes, CallingConventions callingConvention, Type returnType, Type[] parameterTypes, CallingConvention nativeCallConv, CharSet nativeCharSet) {
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if (name == null)
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throw new ArgumentNullException ("name");
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if ((attributes & MethodAttributes.Static) == 0)
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throw new ArgumentException ("global methods must be static");
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if (global_type_created != null)
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throw new InvalidOperationException ("global methods already created");
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CreateGlobalType ();
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MethodBuilder mb = global_type.DefinePInvokeMethod (name, dllName, entryName, attributes, callingConvention, returnType, parameterTypes, nativeCallConv, nativeCharSet);
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addGlobalMethod (mb);
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return mb;
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}
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public TypeBuilder DefineType (string name) {
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return DefineType (name, 0);
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}
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public TypeBuilder DefineType (string name, TypeAttributes attr) {
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if ((attr & TypeAttributes.Interface) != 0)
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return DefineType (name, attr, null, null);
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return DefineType (name, attr, typeof(object), null);
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}
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public TypeBuilder DefineType (string name, TypeAttributes attr, Type parent) {
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return DefineType (name, attr, parent, null);
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}
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private void AddType (TypeBuilder tb)
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{
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if (types != null) {
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if (types.Length == num_types) {
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TypeBuilder[] new_types = new TypeBuilder [types.Length * 2];
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System.Array.Copy (types, new_types, num_types);
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types = new_types;
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}
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} else {
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types = new TypeBuilder [1];
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}
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types [num_types] = tb;
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num_types ++;
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}
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private TypeBuilder DefineType (string name, TypeAttributes attr, Type parent, Type[] interfaces, PackingSize packingSize, int typesize) {
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if (name == null)
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throw new ArgumentNullException ("fullname");
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TypeIdentifier ident = TypeIdentifiers.FromInternal (name);
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if (name_cache.ContainsKey (ident))
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throw new ArgumentException ("Duplicate type name within an assembly.");
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TypeBuilder res = new TypeBuilder (this, name, attr, parent, interfaces, packingSize, typesize, null);
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AddType (res);
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name_cache.Add (ident, res);
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return res;
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}
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internal void RegisterTypeName (TypeBuilder tb, TypeName name)
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{
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name_cache.Add (name, tb);
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}
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internal TypeBuilder GetRegisteredType (TypeName name)
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{
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TypeBuilder result = null;
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name_cache.TryGetValue (name, out result);
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return result;
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}
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[ComVisible (true)]
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public TypeBuilder DefineType (string name, TypeAttributes attr, Type parent, Type[] interfaces) {
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return DefineType (name, attr, parent, interfaces, PackingSize.Unspecified, TypeBuilder.UnspecifiedTypeSize);
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}
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public TypeBuilder DefineType (string name, TypeAttributes attr, Type parent, int typesize) {
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return DefineType (name, attr, parent, null, PackingSize.Unspecified, typesize);
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}
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public TypeBuilder DefineType (string name, TypeAttributes attr, Type parent, PackingSize packsize) {
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return DefineType (name, attr, parent, null, packsize, TypeBuilder.UnspecifiedTypeSize);
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}
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public TypeBuilder DefineType (string name, TypeAttributes attr, Type parent, PackingSize packingSize, int typesize) {
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return DefineType (name, attr, parent, null, packingSize, typesize);
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}
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public MethodInfo GetArrayMethod( Type arrayClass, string methodName, CallingConventions callingConvention, Type returnType, Type[] parameterTypes) {
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return new MonoArrayMethod (arrayClass, methodName, callingConvention, returnType, parameterTypes);
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}
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public EnumBuilder DefineEnum( string name, TypeAttributes visibility, Type underlyingType) {
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TypeIdentifier ident = TypeIdentifiers.FromInternal (name);
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if (name_cache.ContainsKey (ident))
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throw new ArgumentException ("Duplicate type name within an assembly.");
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EnumBuilder eb = new EnumBuilder (this, name, visibility, underlyingType);
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TypeBuilder res = eb.GetTypeBuilder ();
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AddType (res);
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name_cache.Add (ident, res);
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return eb;
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}
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[ComVisible (true)]
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public override Type GetType( string className) {
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return GetType (className, false, false);
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}
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[ComVisible (true)]
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public override Type GetType( string className, bool ignoreCase) {
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return GetType (className, false, ignoreCase);
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}
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private TypeBuilder search_in_array (TypeBuilder[] arr, int validElementsInArray, TypeName className) {
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int i;
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for (i = 0; i < validElementsInArray; ++i) {
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if (String.Compare (className.DisplayName, arr [i].FullName, true, CultureInfo.InvariantCulture) == 0) {
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return arr [i];
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}
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}
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return null;
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}
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private TypeBuilder search_nested_in_array (TypeBuilder[] arr, int validElementsInArray, TypeName className) {
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int i;
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for (i = 0; i < validElementsInArray; ++i) {
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if (String.Compare (className.DisplayName, arr [i].Name, true, CultureInfo.InvariantCulture) == 0)
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return arr [i];
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}
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return null;
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}
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private TypeBuilder GetMaybeNested (TypeBuilder t, IEnumerable<TypeName> nested) {
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TypeBuilder result = t;
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foreach (TypeName pname in nested) {
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if (result.subtypes == null)
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return null;
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result = search_nested_in_array(result.subtypes, result.subtypes.Length, pname);
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if (result == null)
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return null;
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}
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return result;
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}
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[ComVisible (true)]
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public override Type GetType (string className, bool throwOnError, bool ignoreCase)
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{
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if (className == null)
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throw new ArgumentNullException ("className");
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if (className.Length == 0)
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throw new ArgumentException ("className");
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TypeBuilder result = null;
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if (types == null && throwOnError)
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throw new TypeLoadException (className);
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TypeSpec ts = TypeSpec.Parse (className);
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if (!ignoreCase) {
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var displayNestedName = ts.TypeNameWithoutModifiers();
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name_cache.TryGetValue (displayNestedName, out result);
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} else {
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if (types != null)
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result = search_in_array (types, num_types, ts.Name);
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if (!ts.IsNested && result != null) {
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result = GetMaybeNested (result, ts.Nested);
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}
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}
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if ((result == null) && throwOnError)
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throw new TypeLoadException (className);
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if (result != null && (ts.HasModifiers || ts.IsByRef)) {
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Type mt = result;
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if (result is TypeBuilder) {
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var tb = result as TypeBuilder;
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if (tb.is_created)
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mt = tb.CreateType ();
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}
|
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foreach (var mod in ts.Modifiers) {
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if (mod is PointerSpec)
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mt = mt.MakePointerType ();
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else if (mod is ArraySpec) {
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var spec = mod as ArraySpec;
|
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if (spec.IsBound)
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return null;
|
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if (spec.Rank == 1)
|
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mt = mt.MakeArrayType ();
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else
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mt = mt.MakeArrayType (spec.Rank);
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}
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}
|
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if (ts.IsByRef)
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mt = mt.MakeByRefType ();
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result = mt as TypeBuilder;
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if (result == null)
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return mt;
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}
|
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if (result != null && result.is_created)
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return result.CreateType ();
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else
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return result;
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}
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internal int get_next_table_index (object obj, int table, int count) {
|
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if (table_indexes == null) {
|
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table_indexes = new int [64];
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for (int i=0; i < 64; ++i)
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table_indexes [i] = 1;
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/* allow room for .<Module> in TypeDef table */
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table_indexes [0x02] = 2;
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}
|
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// Console.WriteLine ("getindex for table "+table.ToString()+" got "+table_indexes [table].ToString());
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var index = table_indexes [table];
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table_indexes [table] += count;
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return index;
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}
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public void SetCustomAttribute( CustomAttributeBuilder customBuilder) {
|
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if (cattrs != null) {
|
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CustomAttributeBuilder[] new_array = new CustomAttributeBuilder [cattrs.Length + 1];
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cattrs.CopyTo (new_array, 0);
|
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new_array [cattrs.Length] = customBuilder;
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cattrs = new_array;
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} else {
|
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cattrs = new CustomAttributeBuilder [1];
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cattrs [0] = customBuilder;
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}
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}
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[ComVisible (true)]
|
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public void SetCustomAttribute( ConstructorInfo con, byte[] binaryAttribute) {
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SetCustomAttribute (new CustomAttributeBuilder (con, binaryAttribute));
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}
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|
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public ISymbolWriter GetSymWriter () {
|
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return symbolWriter;
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}
|
|
|
|
public ISymbolDocumentWriter DefineDocument (string url, Guid language, Guid languageVendor, Guid documentType)
|
|
{
|
|
if (symbolWriter != null)
|
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return symbolWriter.DefineDocument (url, language, languageVendor, documentType);
|
|
else
|
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return null;
|
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}
|
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|
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public override Type [] GetTypes ()
|
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{
|
|
if (types == null)
|
|
return Type.EmptyTypes;
|
|
|
|
int n = num_types;
|
|
Type [] copy = new Type [n];
|
|
Array.Copy (types, copy, n);
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|
|
// MS replaces the typebuilders with their created types
|
|
for (int i = 0; i < copy.Length; ++i)
|
|
if (types [i].is_created)
|
|
copy [i] = types [i].CreateType ();
|
|
|
|
return copy;
|
|
}
|
|
|
|
public IResourceWriter DefineResource (string name, string description, ResourceAttributes attribute)
|
|
{
|
|
if (name == null)
|
|
throw new ArgumentNullException ("name");
|
|
if (name == String.Empty)
|
|
throw new ArgumentException ("name cannot be empty");
|
|
if (transient)
|
|
throw new InvalidOperationException ("The module is transient");
|
|
if (!assemblyb.IsSave)
|
|
throw new InvalidOperationException ("The assembly is transient");
|
|
ResourceWriter writer = new ResourceWriter (new MemoryStream ());
|
|
if (resource_writers == null)
|
|
resource_writers = new Hashtable ();
|
|
resource_writers [name] = writer;
|
|
|
|
// The data is filled out later
|
|
if (resources != null) {
|
|
MonoResource[] new_r = new MonoResource [resources.Length + 1];
|
|
System.Array.Copy(resources, new_r, resources.Length);
|
|
resources = new_r;
|
|
} else {
|
|
resources = new MonoResource [1];
|
|
}
|
|
int p = resources.Length - 1;
|
|
resources [p].name = name;
|
|
resources [p].attrs = attribute;
|
|
|
|
return writer;
|
|
}
|
|
|
|
public IResourceWriter DefineResource (string name, string description)
|
|
{
|
|
return DefineResource (name, description, ResourceAttributes.Public);
|
|
}
|
|
|
|
[MonoTODO]
|
|
public void DefineUnmanagedResource (byte[] resource)
|
|
{
|
|
if (resource == null)
|
|
throw new ArgumentNullException ("resource");
|
|
|
|
throw new NotImplementedException ();
|
|
}
|
|
|
|
[MonoTODO]
|
|
public void DefineUnmanagedResource (string resourceFileName)
|
|
{
|
|
if (resourceFileName == null)
|
|
throw new ArgumentNullException ("resourceFileName");
|
|
if (resourceFileName == String.Empty)
|
|
throw new ArgumentException ("resourceFileName");
|
|
if (!File.Exists (resourceFileName) || Directory.Exists (resourceFileName))
|
|
throw new FileNotFoundException ("File '" + resourceFileName + "' does not exist or is a directory.");
|
|
|
|
throw new NotImplementedException ();
|
|
}
|
|
|
|
public void DefineManifestResource (string name, Stream stream, ResourceAttributes attribute) {
|
|
if (name == null)
|
|
throw new ArgumentNullException ("name");
|
|
if (name == String.Empty)
|
|
throw new ArgumentException ("name cannot be empty");
|
|
if (stream == null)
|
|
throw new ArgumentNullException ("stream");
|
|
if (transient)
|
|
throw new InvalidOperationException ("The module is transient");
|
|
if (!assemblyb.IsSave)
|
|
throw new InvalidOperationException ("The assembly is transient");
|
|
|
|
if (resources != null) {
|
|
MonoResource[] new_r = new MonoResource [resources.Length + 1];
|
|
System.Array.Copy(resources, new_r, resources.Length);
|
|
resources = new_r;
|
|
} else {
|
|
resources = new MonoResource [1];
|
|
}
|
|
int p = resources.Length - 1;
|
|
resources [p].name = name;
|
|
resources [p].attrs = attribute;
|
|
resources [p].stream = stream;
|
|
}
|
|
|
|
[MonoTODO]
|
|
public void SetSymCustomAttribute (string name, byte[] data)
|
|
{
|
|
throw new NotImplementedException ();
|
|
}
|
|
|
|
[MonoTODO]
|
|
public void SetUserEntryPoint (MethodInfo entryPoint)
|
|
{
|
|
if (entryPoint == null)
|
|
throw new ArgumentNullException ("entryPoint");
|
|
if (entryPoint.DeclaringType.Module != this)
|
|
throw new InvalidOperationException ("entryPoint is not contained in this module");
|
|
throw new NotImplementedException ();
|
|
}
|
|
|
|
public MethodToken GetMethodToken (MethodInfo method)
|
|
{
|
|
if (method == null)
|
|
throw new ArgumentNullException ("method");
|
|
|
|
return new MethodToken (GetToken (method));
|
|
}
|
|
|
|
public MethodToken GetMethodToken (MethodInfo method, IEnumerable<Type> optionalParameterTypes)
|
|
{
|
|
if (method == null)
|
|
throw new ArgumentNullException ("method");
|
|
|
|
return new MethodToken (GetToken (method, optionalParameterTypes));
|
|
}
|
|
|
|
public MethodToken GetArrayMethodToken (Type arrayClass, string methodName, CallingConventions callingConvention, Type returnType, Type[] parameterTypes)
|
|
{
|
|
return GetMethodToken (GetArrayMethod (arrayClass, methodName, callingConvention, returnType, parameterTypes));
|
|
}
|
|
|
|
[ComVisible (true)]
|
|
public MethodToken GetConstructorToken (ConstructorInfo con)
|
|
{
|
|
if (con == null)
|
|
throw new ArgumentNullException ("con");
|
|
|
|
return new MethodToken (GetToken (con));
|
|
}
|
|
|
|
public MethodToken GetConstructorToken (ConstructorInfo constructor, IEnumerable<Type> optionalParameterTypes)
|
|
{
|
|
if (constructor == null)
|
|
throw new ArgumentNullException ("constructor");
|
|
|
|
return new MethodToken (GetToken (constructor, optionalParameterTypes));
|
|
}
|
|
|
|
public FieldToken GetFieldToken (FieldInfo field)
|
|
{
|
|
if (field == null)
|
|
throw new ArgumentNullException ("field");
|
|
|
|
return new FieldToken (GetToken (field));
|
|
}
|
|
|
|
[MonoTODO]
|
|
public SignatureToken GetSignatureToken (byte[] sigBytes, int sigLength)
|
|
{
|
|
throw new NotImplementedException ();
|
|
}
|
|
|
|
public SignatureToken GetSignatureToken (SignatureHelper sigHelper)
|
|
{
|
|
if (sigHelper == null)
|
|
throw new ArgumentNullException ("sigHelper");
|
|
return new SignatureToken (GetToken (sigHelper));
|
|
}
|
|
|
|
public StringToken GetStringConstant (string str)
|
|
{
|
|
if (str == null)
|
|
throw new ArgumentNullException ("str");
|
|
return new StringToken (GetToken (str));
|
|
}
|
|
|
|
public TypeToken GetTypeToken (Type type)
|
|
{
|
|
if (type == null)
|
|
throw new ArgumentNullException ("type");
|
|
if (type.IsByRef)
|
|
throw new ArgumentException ("type can't be a byref type", "type");
|
|
if (!IsTransient () && (type.Module is ModuleBuilder) && ((ModuleBuilder)type.Module).IsTransient ())
|
|
throw new InvalidOperationException ("a non-transient module can't reference a transient module");
|
|
return new TypeToken (GetToken (type));
|
|
}
|
|
|
|
public TypeToken GetTypeToken (string name)
|
|
{
|
|
return GetTypeToken (GetType (name));
|
|
}
|
|
|
|
[MethodImplAttribute(MethodImplOptions.InternalCall)]
|
|
private static extern int getUSIndex (ModuleBuilder mb, string str);
|
|
|
|
[MethodImplAttribute(MethodImplOptions.InternalCall)]
|
|
private static extern int getToken (ModuleBuilder mb, object obj, bool create_open_instance);
|
|
|
|
[MethodImplAttribute(MethodImplOptions.InternalCall)]
|
|
private static extern int getMethodToken (ModuleBuilder mb, MethodBase method,
|
|
Type[] opt_param_types);
|
|
|
|
internal int GetToken (string str)
|
|
{
|
|
int result;
|
|
if (!us_string_cache.TryGetValue (str, out result)) {
|
|
result = getUSIndex (this, str);
|
|
us_string_cache [str] = result;
|
|
}
|
|
|
|
return result;
|
|
}
|
|
|
|
static int typeref_tokengen = 0x01ffffff;
|
|
static int typedef_tokengen = 0x02ffffff;
|
|
static int typespec_tokengen = 0x1bffffff;
|
|
static int memberref_tokengen = 0x0affffff;
|
|
static int methoddef_tokengen = 0x06ffffff;
|
|
Dictionary<MemberInfo, int> inst_tokens, inst_tokens_open;
|
|
|
|
//
|
|
// Assign a pseudo token to the various TypeBuilderInst objects, so the runtime
|
|
// doesn't have to deal with them.
|
|
// For Save assemblies, the tokens will be fixed up later during Save ().
|
|
// For Run assemblies, the tokens will not be fixed up, so the runtime will
|
|
// still encounter these objects, it will resolve them by calling their
|
|
// RuntimeResolve () methods.
|
|
//
|
|
int GetPseudoToken (MemberInfo member, bool create_open_instance)
|
|
{
|
|
int token;
|
|
var dict = create_open_instance ? inst_tokens_open : inst_tokens;
|
|
if (dict == null) {
|
|
dict = new Dictionary<MemberInfo, int> (ReferenceEqualityComparer<MemberInfo>.Instance);
|
|
if (create_open_instance)
|
|
inst_tokens_open = dict;
|
|
else
|
|
inst_tokens = dict;
|
|
} else if (dict.TryGetValue (member, out token)) {
|
|
return token;
|
|
}
|
|
|
|
// Count backwards to avoid collisions with the tokens
|
|
// allocated by the runtime
|
|
if (member is TypeBuilderInstantiation || member is SymbolType)
|
|
token = typespec_tokengen --;
|
|
else if (member is FieldOnTypeBuilderInst)
|
|
token = memberref_tokengen --;
|
|
else if (member is ConstructorOnTypeBuilderInst)
|
|
token = memberref_tokengen --;
|
|
else if (member is MethodOnTypeBuilderInst)
|
|
token = memberref_tokengen --;
|
|
else if (member is FieldBuilder)
|
|
token = memberref_tokengen --;
|
|
else if (member is TypeBuilder) {
|
|
if (create_open_instance && (member as TypeBuilder).ContainsGenericParameters)
|
|
token = typespec_tokengen --;
|
|
else if (member.Module == this)
|
|
token = typedef_tokengen --;
|
|
else
|
|
token = typeref_tokengen --;
|
|
} else if (member is EnumBuilder) {
|
|
token = GetPseudoToken ((member as EnumBuilder).GetTypeBuilder(), create_open_instance);
|
|
dict[member] = token;
|
|
// n.b. don't register with the runtime, the TypeBuilder already did it.
|
|
return token;
|
|
} else if (member is ConstructorBuilder) {
|
|
if (member.Module == this && !(member as ConstructorBuilder).TypeBuilder.ContainsGenericParameters)
|
|
token = methoddef_tokengen --;
|
|
else
|
|
token = memberref_tokengen --;
|
|
} else if (member is MethodBuilder) {
|
|
var mb = member as MethodBuilder;
|
|
if (member.Module == this && !mb.TypeBuilder.ContainsGenericParameters && !mb.IsGenericMethodDefinition)
|
|
token = methoddef_tokengen --;
|
|
else
|
|
token = memberref_tokengen --;
|
|
} else if (member is GenericTypeParameterBuilder) {
|
|
token = typespec_tokengen --;
|
|
} else
|
|
throw new NotImplementedException ();
|
|
|
|
dict [member] = token;
|
|
RegisterToken (member, token);
|
|
return token;
|
|
}
|
|
|
|
internal int GetToken (MemberInfo member) {
|
|
if (member is ConstructorBuilder || member is MethodBuilder || member is FieldBuilder)
|
|
return GetPseudoToken (member, false);
|
|
return getToken (this, member, true);
|
|
}
|
|
|
|
internal int GetToken (MemberInfo member, bool create_open_instance) {
|
|
if (member is TypeBuilderInstantiation || member is FieldOnTypeBuilderInst || member is ConstructorOnTypeBuilderInst || member is MethodOnTypeBuilderInst || member is SymbolType || member is FieldBuilder || member is TypeBuilder || member is ConstructorBuilder || member is MethodBuilder || member is GenericTypeParameterBuilder ||
|
|
member is EnumBuilder)
|
|
return GetPseudoToken (member, create_open_instance);
|
|
return getToken (this, member, create_open_instance);
|
|
}
|
|
|
|
internal int GetToken (MethodBase method, IEnumerable<Type> opt_param_types) {
|
|
if (method is ConstructorBuilder || method is MethodBuilder)
|
|
return GetPseudoToken (method, false);
|
|
|
|
if (opt_param_types == null)
|
|
return getToken (this, method, true);
|
|
|
|
var optParamTypes = new List<Type> (opt_param_types);
|
|
return getMethodToken (this, method, optParamTypes.ToArray ());
|
|
}
|
|
|
|
internal int GetToken (MethodBase method, Type[] opt_param_types) {
|
|
if (method is ConstructorBuilder || method is MethodBuilder)
|
|
return GetPseudoToken (method, false);
|
|
return getMethodToken (this, method, opt_param_types);
|
|
}
|
|
|
|
internal int GetToken (SignatureHelper helper) {
|
|
return getToken (this, helper, true);
|
|
}
|
|
|
|
/*
|
|
* Register the token->obj mapping with the runtime so the Module.Resolve...
|
|
* methods will work for obj.
|
|
*/
|
|
[MethodImplAttribute(MethodImplOptions.InternalCall)]
|
|
internal extern void RegisterToken (object obj, int token);
|
|
|
|
/*
|
|
* Returns MemberInfo registered with the given token.
|
|
*/
|
|
[MethodImplAttribute(MethodImplOptions.InternalCall)]
|
|
internal extern object GetRegisteredToken (int token);
|
|
|
|
internal TokenGenerator GetTokenGenerator () {
|
|
if (token_gen == null)
|
|
token_gen = new ModuleBuilderTokenGenerator (this);
|
|
return token_gen;
|
|
}
|
|
|
|
// Called from the runtime to return the corresponding finished reflection object
|
|
internal static object RuntimeResolve (object obj) {
|
|
if (obj is MethodBuilder)
|
|
return (obj as MethodBuilder).RuntimeResolve ();
|
|
if (obj is ConstructorBuilder)
|
|
return (obj as ConstructorBuilder).RuntimeResolve ();
|
|
if (obj is FieldBuilder)
|
|
return (obj as FieldBuilder).RuntimeResolve ();
|
|
if (obj is GenericTypeParameterBuilder)
|
|
return (obj as GenericTypeParameterBuilder).RuntimeResolve ();
|
|
if (obj is FieldOnTypeBuilderInst)
|
|
return (obj as FieldOnTypeBuilderInst).RuntimeResolve ();
|
|
if (obj is MethodOnTypeBuilderInst)
|
|
return (obj as MethodOnTypeBuilderInst).RuntimeResolve ();
|
|
if (obj is ConstructorOnTypeBuilderInst)
|
|
return (obj as ConstructorOnTypeBuilderInst).RuntimeResolve ();
|
|
if (obj is Type)
|
|
return (obj as Type).RuntimeResolve ();
|
|
throw new NotImplementedException (obj.GetType ().FullName);
|
|
}
|
|
|
|
[MethodImplAttribute(MethodImplOptions.InternalCall)]
|
|
private static extern void build_metadata (ModuleBuilder mb);
|
|
|
|
[MethodImplAttribute(MethodImplOptions.InternalCall)]
|
|
private extern void WriteToFile (IntPtr handle);
|
|
|
|
void FixupTokens (Dictionary<int, int> token_map, Dictionary<int, MemberInfo> member_map, Dictionary<MemberInfo, int> inst_tokens,
|
|
bool open) {
|
|
foreach (var v in inst_tokens) {
|
|
var member = v.Key;
|
|
var old_token = v.Value;
|
|
MemberInfo finished = null;
|
|
|
|
// Construct the concrete reflection object corresponding to the
|
|
// TypeBuilderInst object, and request a token for it instead.
|
|
if (member is TypeBuilderInstantiation || member is SymbolType) {
|
|
finished = (member as Type).RuntimeResolve ();
|
|
} else if (member is FieldOnTypeBuilderInst) {
|
|
finished = (member as FieldOnTypeBuilderInst).RuntimeResolve ();
|
|
} else if (member is ConstructorOnTypeBuilderInst) {
|
|
finished = (member as ConstructorOnTypeBuilderInst).RuntimeResolve ();
|
|
} else if (member is MethodOnTypeBuilderInst) {
|
|
finished = (member as MethodOnTypeBuilderInst).RuntimeResolve ();
|
|
} else if (member is FieldBuilder) {
|
|
finished = (member as FieldBuilder).RuntimeResolve ();
|
|
} else if (member is TypeBuilder) {
|
|
finished = (member as TypeBuilder).RuntimeResolve ();
|
|
} else if (member is EnumBuilder) {
|
|
finished = (member as EnumBuilder).RuntimeResolve ();
|
|
} else if (member is ConstructorBuilder) {
|
|
finished = (member as ConstructorBuilder).RuntimeResolve ();
|
|
} else if (member is MethodBuilder) {
|
|
finished = (member as MethodBuilder).RuntimeResolve ();
|
|
} else if (member is GenericTypeParameterBuilder) {
|
|
finished = (member as GenericTypeParameterBuilder).RuntimeResolve ();
|
|
} else {
|
|
throw new NotImplementedException ();
|
|
}
|
|
|
|
int new_token = GetToken (finished, open);
|
|
token_map [old_token] = new_token;
|
|
member_map [old_token] = finished;
|
|
// Replace the token mapping in the runtime so it points to the new object
|
|
RegisterToken (finished, old_token);
|
|
}
|
|
}
|
|
|
|
//
|
|
// Fixup the pseudo tokens assigned to the various SRE objects
|
|
//
|
|
void FixupTokens ()
|
|
{
|
|
var token_map = new Dictionary<int, int> ();
|
|
var member_map = new Dictionary<int, MemberInfo> ();
|
|
if (inst_tokens != null)
|
|
FixupTokens (token_map, member_map, inst_tokens, false);
|
|
if (inst_tokens_open != null)
|
|
FixupTokens (token_map, member_map, inst_tokens_open, true);
|
|
|
|
// Replace the tokens in the IL stream
|
|
if (types != null) {
|
|
for (int i = 0; i < num_types; ++i)
|
|
types [i].FixupTokens (token_map, member_map);
|
|
}
|
|
}
|
|
|
|
internal void Save ()
|
|
{
|
|
if (transient && !is_main)
|
|
return;
|
|
|
|
if (types != null) {
|
|
for (int i = 0; i < num_types; ++i)
|
|
if (!types [i].is_created)
|
|
throw new NotSupportedException ("Type '" + types [i].FullName + "' was not completed.");
|
|
}
|
|
|
|
FixupTokens ();
|
|
|
|
if ((global_type != null) && (global_type_created == null))
|
|
global_type_created = global_type.CreateType ();
|
|
|
|
if (resources != null) {
|
|
for (int i = 0; i < resources.Length; ++i) {
|
|
IResourceWriter rwriter;
|
|
if (resource_writers != null && (rwriter = resource_writers [resources [i].name] as IResourceWriter) != null) {
|
|
ResourceWriter writer = (ResourceWriter)rwriter;
|
|
writer.Generate ();
|
|
MemoryStream mstream = (MemoryStream)writer._output;
|
|
resources [i].data = new byte [mstream.Length];
|
|
mstream.Seek (0, SeekOrigin.Begin);
|
|
mstream.Read (resources [i].data, 0, (int)mstream.Length);
|
|
continue;
|
|
}
|
|
Stream stream = resources [i].stream;
|
|
|
|
// According to MSDN docs, the stream is read during assembly save, not earlier
|
|
if (stream != null) {
|
|
try {
|
|
long len = stream.Length;
|
|
resources [i].data = new byte [len];
|
|
stream.Seek (0, SeekOrigin.Begin);
|
|
stream.Read (resources [i].data, 0, (int)len);
|
|
} catch {
|
|
/* do something */
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
build_metadata (this);
|
|
|
|
string fileName = fqname;
|
|
if (assemblyb.AssemblyDir != null)
|
|
fileName = Path.Combine (assemblyb.AssemblyDir, fileName);
|
|
|
|
try {
|
|
// We mmap the file, so unlink the previous version since it may be in use
|
|
File.Delete (fileName);
|
|
} catch {
|
|
// We can safely ignore
|
|
}
|
|
using (FileStream file = new FileStream (fileName, FileMode.Create, FileAccess.Write))
|
|
WriteToFile (file.Handle);
|
|
|
|
//
|
|
// The constant 0x80000000 is internal to Mono, it means `make executable'
|
|
//
|
|
File.SetAttributes (fileName, (FileAttributes) (unchecked ((int) 0x80000000)));
|
|
|
|
if (types != null && symbolWriter != null) {
|
|
for (int i = 0; i < num_types; ++i)
|
|
types [i].GenerateDebugInfo (symbolWriter);
|
|
symbolWriter.Close ();
|
|
}
|
|
}
|
|
|
|
internal string FileName {
|
|
get {
|
|
return fqname;
|
|
}
|
|
}
|
|
|
|
internal bool IsMain {
|
|
set {
|
|
is_main = value;
|
|
}
|
|
}
|
|
|
|
internal void CreateGlobalType () {
|
|
if (global_type == null)
|
|
global_type = new TypeBuilder (this, 0, 1);
|
|
}
|
|
|
|
internal override Guid GetModuleVersionId ()
|
|
{
|
|
return new Guid (guid);
|
|
}
|
|
|
|
// Used by mcs, the symbol writer, and mdb through reflection
|
|
internal static Guid Mono_GetGuid (ModuleBuilder mb)
|
|
{
|
|
return mb.GetModuleVersionId ();
|
|
}
|
|
|
|
void _ModuleBuilder.GetIDsOfNames ([In] ref Guid riid, IntPtr rgszNames, uint cNames, uint lcid, IntPtr rgDispId)
|
|
{
|
|
throw new NotImplementedException ();
|
|
}
|
|
|
|
void _ModuleBuilder.GetTypeInfo (uint iTInfo, uint lcid, IntPtr ppTInfo)
|
|
{
|
|
throw new NotImplementedException ();
|
|
}
|
|
|
|
void _ModuleBuilder.GetTypeInfoCount (out uint pcTInfo)
|
|
{
|
|
throw new NotImplementedException ();
|
|
}
|
|
|
|
void _ModuleBuilder.Invoke (uint dispIdMember, [In] ref Guid riid, uint lcid, short wFlags, IntPtr pDispParams, IntPtr pVarResult, IntPtr pExcepInfo, IntPtr puArgErr)
|
|
{
|
|
throw new NotImplementedException ();
|
|
}
|
|
|
|
public override Assembly Assembly {
|
|
get { return assemblyb; }
|
|
}
|
|
|
|
public override string Name {
|
|
get { return name; }
|
|
}
|
|
|
|
public override string ScopeName {
|
|
get { return name; }
|
|
}
|
|
|
|
public override Guid ModuleVersionId {
|
|
get {
|
|
return GetModuleVersionId ();
|
|
}
|
|
}
|
|
|
|
//XXX resource modules can't be defined with ModuleBuilder
|
|
public override bool IsResource ()
|
|
{
|
|
return false;
|
|
}
|
|
|
|
protected override MethodInfo GetMethodImpl (string name, BindingFlags bindingAttr, Binder binder, CallingConventions callConvention, Type[] types, ParameterModifier[] modifiers)
|
|
{
|
|
if (global_type_created == null)
|
|
return null;
|
|
if (types == null)
|
|
return global_type_created.GetMethod (name);
|
|
return global_type_created.GetMethod (name, bindingAttr, binder, callConvention, types, modifiers);
|
|
}
|
|
|
|
public override FieldInfo ResolveField (int metadataToken, Type [] genericTypeArguments, Type [] genericMethodArguments) {
|
|
ResolveTokenError error;
|
|
|
|
IntPtr handle = ResolveFieldToken (_impl, metadataToken, ptrs_from_types (genericTypeArguments), ptrs_from_types (genericMethodArguments), out error);
|
|
if (handle == IntPtr.Zero)
|
|
throw resolve_token_exception (metadataToken, error, "Field");
|
|
else
|
|
return FieldInfo.GetFieldFromHandle (new RuntimeFieldHandle (handle));
|
|
}
|
|
|
|
public override MemberInfo ResolveMember (int metadataToken, Type [] genericTypeArguments, Type [] genericMethodArguments) {
|
|
|
|
ResolveTokenError error;
|
|
|
|
MemberInfo m = ResolveMemberToken (_impl, metadataToken, ptrs_from_types (genericTypeArguments), ptrs_from_types (genericMethodArguments), out error);
|
|
if (m == null)
|
|
throw resolve_token_exception (metadataToken, error, "MemberInfo");
|
|
else
|
|
return m;
|
|
}
|
|
|
|
internal MemberInfo ResolveOrGetRegisteredToken (int metadataToken, Type [] genericTypeArguments, Type [] genericMethodArguments)
|
|
{
|
|
ResolveTokenError error;
|
|
MemberInfo m = ResolveMemberToken (_impl, metadataToken, ptrs_from_types (genericTypeArguments), ptrs_from_types (genericMethodArguments), out error);
|
|
if (m != null)
|
|
return m;
|
|
|
|
m = GetRegisteredToken (metadataToken) as MemberInfo;
|
|
if (m == null)
|
|
throw resolve_token_exception (metadataToken, error, "MemberInfo");
|
|
else
|
|
return m;
|
|
}
|
|
|
|
public override MethodBase ResolveMethod (int metadataToken, Type [] genericTypeArguments, Type [] genericMethodArguments) {
|
|
ResolveTokenError error;
|
|
|
|
IntPtr handle = ResolveMethodToken (_impl, metadataToken, ptrs_from_types (genericTypeArguments), ptrs_from_types (genericMethodArguments), out error);
|
|
if (handle == IntPtr.Zero)
|
|
throw resolve_token_exception (metadataToken, error, "MethodBase");
|
|
else
|
|
return MethodBase.GetMethodFromHandleNoGenericCheck (new RuntimeMethodHandle (handle));
|
|
}
|
|
|
|
public override string ResolveString (int metadataToken) {
|
|
ResolveTokenError error;
|
|
|
|
string s = ResolveStringToken (_impl, metadataToken, out error);
|
|
if (s == null)
|
|
throw resolve_token_exception (metadataToken, error, "string");
|
|
else
|
|
return s;
|
|
}
|
|
|
|
public override byte[] ResolveSignature (int metadataToken) {
|
|
ResolveTokenError error;
|
|
|
|
byte[] res = ResolveSignature (_impl, metadataToken, out error);
|
|
if (res == null)
|
|
throw resolve_token_exception (metadataToken, error, "signature");
|
|
else
|
|
return res;
|
|
}
|
|
|
|
public override Type ResolveType (int metadataToken, Type [] genericTypeArguments, Type [] genericMethodArguments) {
|
|
ResolveTokenError error;
|
|
|
|
IntPtr handle = ResolveTypeToken (_impl, metadataToken, ptrs_from_types (genericTypeArguments), ptrs_from_types (genericMethodArguments), out error);
|
|
if (handle == IntPtr.Zero)
|
|
throw resolve_token_exception (metadataToken, error, "Type");
|
|
else
|
|
return Type.GetTypeFromHandle (new RuntimeTypeHandle (handle));
|
|
}
|
|
|
|
public override bool Equals (object obj)
|
|
{
|
|
return base.Equals (obj);
|
|
}
|
|
|
|
public override int GetHashCode ()
|
|
{
|
|
return base.GetHashCode ();
|
|
}
|
|
|
|
public override bool IsDefined (Type attributeType, bool inherit)
|
|
{
|
|
return base.IsDefined (attributeType, inherit);
|
|
}
|
|
|
|
public override object[] GetCustomAttributes (bool inherit)
|
|
{
|
|
return GetCustomAttributes (null, inherit);
|
|
}
|
|
|
|
public override object[] GetCustomAttributes (Type attributeType, bool inherit)
|
|
{
|
|
if (cattrs == null || cattrs.Length == 0)
|
|
return Array.Empty<object> ();
|
|
|
|
if (attributeType is TypeBuilder)
|
|
throw new InvalidOperationException ("First argument to GetCustomAttributes can't be a TypeBuilder");
|
|
|
|
List<object> results = new List<object> ();
|
|
for (int i=0; i < cattrs.Length; i++) {
|
|
Type t = cattrs [i].Ctor.GetType ();
|
|
|
|
if (t is TypeBuilder)
|
|
throw new InvalidOperationException ("Can't construct custom attribute for TypeBuilder type");
|
|
|
|
if (attributeType == null || attributeType.IsAssignableFrom (t))
|
|
results.Add (cattrs [i].Invoke ());
|
|
}
|
|
|
|
return results.ToArray ();
|
|
}
|
|
|
|
public override FieldInfo GetField (string name, BindingFlags bindingAttr)
|
|
{
|
|
if (global_type_created == null)
|
|
throw new InvalidOperationException ("Module-level fields cannot be retrieved until after the CreateGlobalFunctions method has been called for the module.");
|
|
return global_type_created.GetField (name, bindingAttr);
|
|
}
|
|
|
|
public override FieldInfo[] GetFields (BindingFlags bindingFlags)
|
|
{
|
|
if (global_type_created == null)
|
|
throw new InvalidOperationException ("Module-level fields cannot be retrieved until after the CreateGlobalFunctions method has been called for the module.");
|
|
return global_type_created.GetFields (bindingFlags);
|
|
}
|
|
|
|
public override MethodInfo[] GetMethods (BindingFlags bindingFlags)
|
|
{
|
|
if (global_type_created == null)
|
|
throw new InvalidOperationException ("Module-level methods cannot be retrieved until after the CreateGlobalFunctions method has been called for the module.");
|
|
return global_type_created.GetMethods (bindingFlags);
|
|
}
|
|
|
|
public override int MetadataToken {
|
|
get {
|
|
return get_MetadataToken (this);
|
|
}
|
|
}
|
|
}
|
|
|
|
internal class ModuleBuilderTokenGenerator : TokenGenerator {
|
|
|
|
private ModuleBuilder mb;
|
|
|
|
public ModuleBuilderTokenGenerator (ModuleBuilder mb) {
|
|
this.mb = mb;
|
|
}
|
|
|
|
public int GetToken (string str) {
|
|
return mb.GetToken (str);
|
|
}
|
|
|
|
public int GetToken (MemberInfo member, bool create_open_instance) {
|
|
return mb.GetToken (member, create_open_instance);
|
|
}
|
|
|
|
public int GetToken (MethodBase method, Type[] opt_param_types) {
|
|
return mb.GetToken (method, opt_param_types);
|
|
}
|
|
|
|
public int GetToken (SignatureHelper helper) {
|
|
return mb.GetToken (helper);
|
|
}
|
|
}
|
|
}
|
|
|
|
#endif
|