diff options
Diffstat (limited to 'mcs/class/Mono.Cecil/Mono.Cecil.Pdb/Mono.Cecil.Pdb/PdbHelper.cs')
| -rw-r--r-- | mcs/class/Mono.Cecil/Mono.Cecil.Pdb/Mono.Cecil.Pdb/PdbHelper.cs | 130 |
1 files changed, 130 insertions, 0 deletions
diff --git a/mcs/class/Mono.Cecil/Mono.Cecil.Pdb/Mono.Cecil.Pdb/PdbHelper.cs b/mcs/class/Mono.Cecil/Mono.Cecil.Pdb/Mono.Cecil.Pdb/PdbHelper.cs new file mode 100644 index 00000000000..79a15d71e6f --- /dev/null +++ b/mcs/class/Mono.Cecil/Mono.Cecil.Pdb/Mono.Cecil.Pdb/PdbHelper.cs @@ -0,0 +1,130 @@ +// +// PdbHelper.cs +// +// Author: +// Jb Evain (jbevain@gmail.com) +// +// (C) 2006 Jb Evain +// +// 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. +// + +// from: http://blogs.msdn.com/jmstall/articles/sample_pdb2xml.aspx + +namespace Mono.Cecil.Pdb { + + using System; + using System.Diagnostics.SymbolStore; + using System.IO; + using System.Runtime.InteropServices; + + internal class PdbHelper { + + [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_dispenserClassID = new Guid (0xe5cb7a31, 0x7512, 0x11d2, 0x89, 0xce, 0x00, 0x80, 0xc7, 0x92, 0xe5, 0xd8); + static Guid s_dispenserIID = new Guid (0x809c652e, 0x7396, 0x11d2, 0x97, 0x71, 0x00, 0xa0, 0xc9, 0xb4, 0xd5, 0x0c); + static Guid s_importerIID = new Guid (0x7dac8207, 0xd3ae, 0x4c75, 0x9b, 0x67, 0x92, 0x80, 0x1a, 0x49, 0x7d, 0x44); + + public static ISymbolReader CreateReader (string filename) + { + SymBinder binder; + object objImporter; + + IMetaDataDispenser dispenser = InstantiateDispenser (out binder); + dispenser.OpenScope (filename, 0, ref s_importerIID, out objImporter); + + return InstantiateReader (binder, filename, objImporter); + } + + public static ISymbolReader CreateReader (string filename, byte [] binaryFile) + { + SymBinder binder; + object objImporter; + + IntPtr filePtr = Marshal.AllocHGlobal (binaryFile.Length); + Marshal.Copy (binaryFile, 0, filePtr, binaryFile.Length); + + IMetaDataDispenser dispenser = InstantiateDispenser (out binder); + dispenser.OpenScopeOnMemory (filePtr, (uint) binaryFile.Length, 0, ref s_importerIID, out objImporter); + + return InstantiateReader (binder, filename, objImporter); + } + + static IMetaDataDispenser InstantiateDispenser (out SymBinder binder) + { + binder = new SymBinder (); + object dispenser; + CoCreateInstance (ref s_dispenserClassID, null, 1, ref s_dispenserIID, out dispenser); + return (IMetaDataDispenser) dispenser; + } + + static ISymbolReader InstantiateReader (SymBinder binder, string filename, object objImporter) + { + IntPtr importerPtr = IntPtr.Zero; + ISymbolReader reader; + try { + importerPtr = Marshal.GetComInterfaceForObject (objImporter, typeof (IMetadataImport)); + + reader = binder.GetReader (importerPtr, filename, null); + } finally { + if (importerPtr != IntPtr.Zero) + Marshal.Release (importerPtr); + } + + return reader; + } + + public static ISymbolWriter CreateWriter (string assembly, string pdb) + { + SymWriter writer = new SymWriter (false); + + object objDispenser, objImporter; + CoCreateInstance (ref s_dispenserClassID, null, 1, ref s_dispenserIID, out objDispenser); + + IMetaDataDispenser dispenser = (IMetaDataDispenser) objDispenser; + dispenser.OpenScope (assembly, 1, ref s_importerIID, out objImporter); + + IntPtr importerPtr = Marshal.GetComInterfaceForObject (objImporter, typeof (IMetadataImport)); + + try { + if (File.Exists (pdb)) + File.Delete (pdb); + + writer.Initialize (importerPtr, pdb, false); + } finally { + if (importerPtr != IntPtr.Zero) { + Marshal.Release (importerPtr); + Marshal.ReleaseComObject (objDispenser); + Marshal.ReleaseComObject (objImporter); + Marshal.ReleaseComObject (dispenser); + } + } + + return writer; + } + } +} |