Revert "[cil-strip] Remove old private copy of Mono.Cecil"
[mono.git] / mcs / tools / cil-strip / Mono.Cecil / FunctionPointerType.cs
1 //
2 // FunctionPointerType.cs
3 //
4 // Author:
5 //   Jb Evain (jbevain@gmail.com)
6 //
7 // (C) 2005 - 2007 Jb Evain
8 //
9 // Permission is hereby granted, free of charge, to any person obtaining
10 // a copy of this software and associated documentation files (the
11 // "Software"), to deal in the Software without restriction, including
12 // without limitation the rights to use, copy, modify, merge, publish,
13 // distribute, sublicense, and/or sell copies of the Software, and to
14 // permit persons to whom the Software is furnished to do so, subject to
15 // the following conditions:
16 //
17 // The above copyright notice and this permission notice shall be
18 // included in all copies or substantial portions of the Software.
19 //
20 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
21 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
22 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
23 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
24 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
25 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
26 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
27 //
28
29 namespace Mono.Cecil {
30
31         using System;
32         using System.Text;
33
34         internal sealed class FunctionPointerType : TypeSpecification, IMethodSignature {
35
36                 MethodReference m_function;
37
38                 public bool HasThis {
39                         get { return m_function.HasThis; }
40                         set { m_function.HasThis = value; }
41                 }
42
43                 public bool ExplicitThis {
44                         get { return m_function.ExplicitThis; }
45                         set { m_function.ExplicitThis = value; }
46                 }
47
48                 public MethodCallingConvention CallingConvention {
49                         get { return m_function.CallingConvention; }
50                         set { m_function.CallingConvention = value; }
51                 }
52
53                 public bool HasParameters {
54                         get { return m_function.HasParameters; }
55                 }
56
57                 public ParameterDefinitionCollection Parameters {
58                         get { return m_function.Parameters; }
59                 }
60
61                 public MethodReturnType ReturnType {
62                         get { return m_function.ReturnType; }
63                         set { m_function.ReturnType = value; }
64                 }
65
66                 public override string Name {
67                         get { return m_function.Name; }
68                         set { throw new InvalidOperationException (); }
69                 }
70
71                 public override string Namespace {
72                         get { return string.Empty; }
73                         set { throw new InvalidOperationException (); }
74                 }
75
76                 public override IMetadataScope Scope {
77                         get { return m_function.DeclaringType.Scope; }
78                 }
79
80                 public override string FullName {
81                         get {
82                                 int sentinel = GetSentinel ();
83                                 StringBuilder sb = new StringBuilder ();
84                                 sb.Append (m_function.Name);
85                                 sb.Append (" ");
86                                 sb.Append (m_function.ReturnType.ReturnType.FullName);
87                                 sb.Append (" *(");
88                                 if (m_function.HasParameters) {
89                                         for (int i = 0; i < m_function.Parameters.Count; i++) {
90                                                 if (i > 0)
91                                                         sb.Append (",");
92
93                                                 if (i == sentinel)
94                                                         sb.Append ("...,");
95
96                                                 sb.Append (m_function.Parameters [i].ParameterType.FullName);
97                                         }
98                                 }
99                                 sb.Append (")");
100                                 return sb.ToString ();
101                         }
102                 }
103
104                 public FunctionPointerType (bool hasThis, bool explicitThis, MethodCallingConvention callConv, MethodReturnType retType) :
105                         base (retType.ReturnType)
106                 {
107                         m_function = new MethodReference ("method", hasThis, explicitThis, callConv);
108                         m_function.ReturnType = retType;
109                 }
110
111                 public int GetSentinel ()
112                 {
113                         return m_function.GetSentinel ();
114                 }
115         }
116 }