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//
// SymWriter.cs
//
// Author:
// Juerg Billeter (j@bitron.ch)
//
// (C) 2008 Juerg Billeter
//
// 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.Diagnostics.SymbolStore;
using System.Runtime.InteropServices;
using Mono.Cecil.Cil;
using Mono.Collections.Generic;
#if !READ_ONLY
namespace Mono.Cecil.Pdb
{
internal class SymWriter
{
[DllImport("ole32.dll")]
static extern int CoCreateInstance (
[In] ref Guid rclsid,
[In, MarshalAs (UnmanagedType.IUnknown)] object pUnkOuter,
[In] uint dwClsContext,
[In] ref Guid riid,
[Out, MarshalAs (UnmanagedType.Interface)] out object ppv);
static Guid s_symUnmangedWriterIID = new Guid("0b97726e-9e6d-4f05-9a26-424022093caa");
static Guid s_CorSymWriter_SxS_ClassID = new Guid ("108296c1-281e-11d3-bd22-0000f80849bd");
readonly ISymUnmanagedWriter2 m_writer;
readonly Collection<ISymUnmanagedDocumentWriter> documents;
public SymWriter ()
{
object objWriter;
CoCreateInstance (ref s_CorSymWriter_SxS_ClassID, null, 1, ref s_symUnmangedWriterIID, out objWriter);
m_writer = (ISymUnmanagedWriter2) objWriter;
documents = new Collection<ISymUnmanagedDocumentWriter> ();
}
public byte[] GetDebugInfo (out ImageDebugDirectory idd)
{
int size;
// get size of debug info
m_writer.GetDebugInfo (out idd, 0, out size, null);
byte[] debug_info = new byte[size];
m_writer.GetDebugInfo (out idd, size, out size, debug_info);
return debug_info;
}
public void DefineLocalVariable2 (
string name,
FieldAttributes attributes,
SymbolToken sigToken,
SymAddressKind addrKind,
int addr1,
int addr2,
int addr3,
int startOffset,
int endOffset)
{
m_writer.DefineLocalVariable2 (name, (int)attributes, sigToken, (int)addrKind, addr1, addr2, addr3, startOffset, endOffset);
}
public void Close ()
{
m_writer.Close ();
Marshal.ReleaseComObject (m_writer);
foreach (var document in documents)
Marshal.ReleaseComObject (document);
}
public void CloseMethod ()
{
m_writer.CloseMethod ();
}
public void CloseNamespace ()
{
m_writer.CloseNamespace ();
}
public void CloseScope (int endOffset)
{
m_writer.CloseScope (endOffset);
}
public SymDocumentWriter DefineDocument (string url, Guid language, Guid languageVendor, Guid documentType)
{
ISymUnmanagedDocumentWriter unmanagedDocumentWriter;
m_writer.DefineDocument (url, ref language, ref languageVendor, ref documentType, out unmanagedDocumentWriter);
documents.Add (unmanagedDocumentWriter);
return new SymDocumentWriter (unmanagedDocumentWriter);
}
public void DefineParameter (string name, ParameterAttributes attributes, int sequence, SymAddressKind addrKind, int addr1, int addr2, int addr3)
{
throw new Exception ("The method or operation is not implemented.");
}
public void DefineSequencePoints (SymDocumentWriter document, int[] offsets, int[] lines, int[] columns, int[] endLines, int[] endColumns)
{
m_writer.DefineSequencePoints (document.GetUnmanaged(), offsets.Length, offsets, lines, columns, endLines, endColumns);
}
public void Initialize (object emitter, string filename, bool fFullBuild)
{
m_writer.Initialize (emitter, filename, null, fFullBuild);
}
public void SetUserEntryPoint (SymbolToken method)
{
m_writer.SetUserEntryPoint (method);
}
public void OpenMethod (SymbolToken method)
{
m_writer.OpenMethod (method);
}
public void OpenNamespace (string name)
{
m_writer.OpenNamespace (name);
}
public int OpenScope (int startOffset)
{
int result;
m_writer.OpenScope (startOffset, out result);
return result;
}
public void UsingNamespace (string fullName)
{
m_writer.UsingNamespace (fullName);
}
}
}
#endif
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