public static ISymbolReader GetSymbolReaderForFile(ISymbolBinder1 binder, string pathModule, string searchPath)
{
// Guids for imported metadata interfaces.
Guid dispenserClassID = new Guid(0xe5cb7a31, 0x7512, 0x11d2, 0x89,
0xce, 0x00, 0x80, 0xc7, 0x92, 0xe5, 0xd8); // CLSID_CorMetaDataDispenser
Guid importerIID = new Guid(0x7dac8207, 0xd3ae, 0x4c75, 0x9b, 0x67,
0x92, 0x80, 0x1a, 0x49, 0x7d, 0x44); // IID_IMetaDataImport
// First create the Metadata dispenser.
var metaHost = new ClrMetaHost();
var runtime = metaHost.GetRuntime("v4.0.30319");
var dispenser = runtime.GetInterface <IMetaDataDispenser>(dispenserClassID);
dispenser.OpenScope(pathModule, 0, ref importerIID, out var objImporter);
IntPtr importerPtr = IntPtr.Zero;
ISymbolReader reader;
try
{
// This will manually AddRef the underlying object, so we need to
// be very careful to Release it.
importerPtr = Marshal.GetComInterfaceForObject(objImporter, typeof(IMetadataImport));
reader = binder.GetReader(importerPtr, pathModule, searchPath);
}
finally
{
if (importerPtr != IntPtr.Zero)
{
Marshal.Release(importerPtr);
}
}
return(reader);
}
private static ISymbolBinder1 GetSymbolBinder()
{
if (symbolBinder == null)
{
symbolBinder = new SymbolBinder();
Debug.Assert(symbolBinder != null);
}
return(symbolBinder);
}
