public SymbolWriter(string binaryFile, string pdbFile)
{
Contract.Requires(binaryFile != null);
Contract.Requires(pdbFile != null);
IntPtr importer = IntPtr.Zero;
try {
object dispenser;
OLE32.CoCreateInstance(ref XGuid.dispenserClassID, null, 1, ref XGuid.dispenserIID, out dispenser);
object pUnknown;
((IMetaDataDispenserSubset)dispenser).OpenScope(binaryFile, 0, ref XGuid.importerIID, out pUnknown);
importer = Marshal.GetComInterfaceForObject(pUnknown, typeof(IMetadataImport));
object writer2;
OLE32.CoCreateInstance(ref XGuid.symWriterClassID, null, 1, ref XGuid.symWriterIID, out writer2);
writer = (ISymUnmanagedWriter2)writer2;
writer.Initialize(importer, pdbFile, null, true);
}
catch (Exception x) {
Console.WriteLine(x.Message);
}
finally {
if (importer != IntPtr.Zero)
{
Marshal.Release(importer);
}
}
}
/// <summary>
/// Constructor for SymbolReader.
/// Just creates a reference to the unmanaged reader
/// from the COM world. This Reader only implements
/// the method(s) required by PERWAPI.
/// </summary>
/// <param name="filename"></param>
public SymbolReader(string filename)
{
Contract.Requires(filename != null);
IntPtr importer = IntPtr.Zero;
try {
object ppb;
OLE32.CoCreateInstance(ref XGuid.dispenserClassID, null, 1, ref XGuid.dispenserIID, out ppb);
object pBnd;
OLE32.CoCreateInstance(ref XGuid.binderCLSID, null, 1, ref XGuid.binderIID, out pBnd);
// Get the metadata dispenser from mscoree.dll
Util.ComCheck(ppb != null, "Failed to create metadata dispenser");
object pUnk;
((IMetaDataDispenserSubset)ppb).OpenScope(filename, 0, ref XGuid.importerIID, out pUnk);
Util.ComCheck(pUnk != null, "Failed to open scope");
importer = Marshal.GetComInterfaceForObject(pUnk, typeof(IMetadataImport));
object retVal;
((ISymUnmanagedBinder)pBnd).GetReaderForFile(importer, filename, null, out retVal);
private_reader = (ISymUnmanagedReader)retVal;
}
catch (Exception x) {
Console.WriteLine(x.Message);
}
finally {
if (importer != IntPtr.Zero)
{
Marshal.Release(importer);
}
}
}
