mcs/class/corlib/System.Reflection.Emit/LocalBuilder.cs

   1
   2 //
   3 // System.Reflection.Emit/LocalBuilder.cs
   4 //
   5 // Authors:
   6 //   Paolo Molaro (lupus@ximian.com)
   7 //   Martin Baulig (martin@gnome.org)
   8 //   Miguel de Icaza (miguel@ximian.com)
   9 //
  10 // (C) 2001, 2002 Ximian, Inc.  http://www.ximian.com
  11 //
  12
  13 using System;
  14 using System.Reflection;
  15 using System.Reflection.Emit;
  16 using System.Globalization;
  17 using System.Runtime.CompilerServices;
  18 using System.Diagnostics.SymbolStore;
  19
  20 namespace System.Reflection.Emit {
  21         public sealed class LocalBuilder {
  22                 //
  23                 // These are kept in sync with reflection.h
  24                 //
  25                 #region Sync with reflection.h
  26                 private Type type;
  27                 private string name;
  28                 #endregion
  29
  30                 //
  31                 // Order does not matter after here
  32                 //
  33                 private ModuleBuilder module;
  34                 internal int position;
  35
  36                 internal LocalBuilder (ModuleBuilder m, Type t)
  37                 {
  38                         this.module = m;
  39                         this.type = t;
  40                 }
  41                 public void SetLocalSymInfo (string lname, int startOffset, int endOffset)
  42                 {
  43                         ISymbolWriter symbol_writer = module.GetSymWriter ();
  44                         name = lname;
  45
  46                         if (symbol_writer == null)
  47                                 return;
  48
  49                         SignatureHelper sig_helper = SignatureHelper.GetLocalVarSigHelper (module);
  50
  51                         sig_helper.AddArgument (type);
  52
  53                         byte[] signature = sig_helper.GetSignature ();
  54
  55                         symbol_writer.DefineLocalVariable (name, FieldAttributes.Private,
  56                                                            signature, SymAddressKind.ILOffset,
  57                                                            position, 0, 0,
  58                                                            startOffset, endOffset);
  59                 }
  60
  61                 public void SetLocalSymInfo (string lname)
  62                 {
  63                         SetLocalSymInfo (lname, 0, 0);
  64                 }
  65
  66
  67                 public Type LocalType
  68                 {
  69                         get {
  70                                 return type;
  71                         }
  72                 }
  73         }
  74 }