C# Signature:

[DllImport("ole32.dll")]
static extern int CoMarshalInterface(System.Runtime.InteropServices.ComTypes.IStream pStm, [In] ref Guid riid,
   [MarshalAs(UnmanagedType.IUnknown)] object pUnk, MSHCTX dwDestContext,
   IntPtr pvDestContext, MSHLFLAGS mshlflags);

User-Defined Types:

private enum MSHCTX : uint
{
    MSHCTX_LOCAL = 0,
    MSHCTX_NOSHAREDMEM = 1,
    MSHCTX_DIFFERENTMACHINE = 2,
    MSHCTX_INPROC = 3,
    MSHCTX_CROSSCTX = 4
};

[Flags]
private enum MSHLFLAGS : uint
{
    MSHLFLAGS_NORMAL = 0,
    MSHLFLAGS_TABLESTRONG = 1,
    MSHLFLAGS_TABLEWEAK = 2,
    MSHLFLAGS_NOPING = 4,
    MSHLFLAGS_RESERVED1 = 8,
    MSHLFLAGS_RESERVED2 = 16,
    MSHLFLAGS_RESERVED3 = 32,
    MSHLFLAGS_RESERVED4 = 64
};

Notes:

UCOMIStream is deprecated. use System.Runtime.InteropServices.ComTypes.IStream instead.

Tips & Tricks:

Please add some!

Sample Code:

Please add some!

Alternative Managed API:

Do you know one? Please contribute it!

Please edit this page!

Do you have...

• helpful tips or sample code to share for using this API in managed code?
• corrections to the existing content?
• variations of the signature you want to share?
• additional languages you want to include?

Select "Edit This Page" on the right hand toolbar and edit it! Or add new pages containing supporting types needed for this API (structures, delegates, and more).