mcs/ilasm/codegen/CustomAttr.cs

   1 //
   2 // Mono.ILASM.CustomAttr
   3 //
   4 // Author(s):
   5 //  Jackson Harper (Jackson@LatitudeGeo.com)
   6 //
   7 // (C) 2003 Jackson Harper, All rights reserved
   8 //
   9
  10
  11 using System;
  12 using System.Collections;
  13
  14 namespace Mono.ILASM {
  15
  16         public interface ICustomAttrTarget {
  17                 void AddCustomAttribute (CustomAttr customattr);
  18         }
  19
  20         public class CustomAttr {
  21
  22                 private BaseMethodRef method_ref;
  23                 private byte[] data;
  24
  25                 public CustomAttr (BaseMethodRef method_ref, byte[] data)
  26                 {
  27                         this.method_ref = method_ref;
  28                         this.data = data;
  29                 }
  30
  31                 public void AddTo (CodeGen code_gen, PEAPI.MetaDataElement elem)
  32                 {
  33                         method_ref.Resolve (code_gen);
  34                         code_gen.PEFile.AddCustomAttribute (method_ref.PeapiMethod, data, elem);
  35                 }
  36
  37                 public bool IsSuppressUnmanaged (CodeGen codegen)
  38                 {
  39                         string asmname = "";
  40
  41                         BaseTypeRef owner = method_ref.Owner;
  42                         if (owner == null)
  43                                 return false;
  44
  45                         ExternTypeRef etr = owner as ExternTypeRef;
  46                         if (etr != null) {
  47                                 ExternAssembly ea = etr.ExternRef as ExternAssembly;
  48                                 if (ea != null)
  49                                         asmname = ea.Name;
  50                         }
  51
  52                         return (owner.FullName == "System.Security.SuppressUnmanagedCodeSecurityAttribute"
  53                                 && (asmname == "mscorlib" || codegen.IsThisAssembly ("mscorlib")) );
  54                 }
  55         }
  56
  57 }
  58