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Building COM Servers in .NET

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2 Feb 2006CPOL98 min read 458.6K   4K   301  
Learn the fundamental principles of building COM DLL and EXE Servers using a .NET language.

/* this ALWAYS GENERATED file contains the proxy stub code */


 /* File created by MIDL compiler version 6.00.0361 */
/* at Thu Jan 05 00:55:16 2006
 */
/* Compiler settings for .\SimpleCOMObject.idl:
    Oicf, W1, Zp8, env=Win32 (32b run)
    protocol : dce , ms_ext, c_ext, robust
    error checks: allocation ref bounds_check enum stub_data 
    VC __declspec() decoration level: 
         __declspec(uuid()), __declspec(selectany), __declspec(novtable)
         DECLSPEC_UUID(), MIDL_INTERFACE()
*/
//@@MIDL_FILE_HEADING(  )

#if !defined(_M_IA64) && !defined(_M_AMD64)


#pragma warning( disable: 4049 )  /* more than 64k source lines */
#if _MSC_VER >= 1200
#pragma warning(push)
#endif
#pragma warning( disable: 4100 ) /* unreferenced arguments in x86 call */
#pragma warning( disable: 4211 )  /* redefine extent to static */
#pragma warning( disable: 4232 )  /* dllimport identity*/
#define USE_STUBLESS_PROXY


/* verify that the <rpcproxy.h> version is high enough to compile this file*/
#ifndef __REDQ_RPCPROXY_H_VERSION__
#define __REQUIRED_RPCPROXY_H_VERSION__ 475
#endif


#include "rpcproxy.h"
#ifndef __RPCPROXY_H_VERSION__
#error this stub requires an updated version of <rpcproxy.h>
#endif // __RPCPROXY_H_VERSION__


#include "SimpleCOMObject.h"

#define TYPE_FORMAT_STRING_SIZE   43                                
#define PROC_FORMAT_STRING_SIZE   109                               
#define TRANSMIT_AS_TABLE_SIZE    0            
#define WIRE_MARSHAL_TABLE_SIZE   1            

typedef struct _MIDL_TYPE_FORMAT_STRING
    {
    short          Pad;
    unsigned char  Format[ TYPE_FORMAT_STRING_SIZE ];
    } MIDL_TYPE_FORMAT_STRING;

typedef struct _MIDL_PROC_FORMAT_STRING
    {
    short          Pad;
    unsigned char  Format[ PROC_FORMAT_STRING_SIZE ];
    } MIDL_PROC_FORMAT_STRING;


static RPC_SYNTAX_IDENTIFIER  _RpcTransferSyntax = 
{{0x8A885D04,0x1CEB,0x11C9,{0x9F,0xE8,0x08,0x00,0x2B,0x10,0x48,0x60}},{2,0}};


extern const MIDL_TYPE_FORMAT_STRING __MIDL_TypeFormatString;
extern const MIDL_PROC_FORMAT_STRING __MIDL_ProcFormatString;


extern const MIDL_STUB_DESC Object_StubDesc;


extern const MIDL_SERVER_INFO ISimpleCOMObject_ServerInfo;
extern const MIDL_STUBLESS_PROXY_INFO ISimpleCOMObject_ProxyInfo;


extern const USER_MARSHAL_ROUTINE_QUADRUPLE UserMarshalRoutines[ WIRE_MARSHAL_TABLE_SIZE ];

#if !defined(__RPC_WIN32__)
#error  Invalid build platform for this stub.
#endif

#if !(TARGET_IS_NT50_OR_LATER)
#error You need a Windows 2000 or later to run this stub because it uses these features:
#error   /robust command line switch.
#error However, your C/C++ compilation flags indicate you intend to run this app on earlier systems.
#error This app will die there with the RPC_X_WRONG_STUB_VERSION error.
#endif


static const MIDL_PROC_FORMAT_STRING __MIDL_ProcFormatString =
    {
        0,
        {

	/* Procedure get_LongProperty */

			0x33,		/* FC_AUTO_HANDLE */
			0x6c,		/* Old Flags:  object, Oi2 */
/*  2 */	NdrFcLong( 0x0 ),	/* 0 */
/*  6 */	NdrFcShort( 0x7 ),	/* 7 */
/*  8 */	NdrFcShort( 0xc ),	/* x86 Stack size/offset = 12 */
/* 10 */	NdrFcShort( 0x0 ),	/* 0 */
/* 12 */	NdrFcShort( 0x24 ),	/* 36 */
/* 14 */	0x44,		/* Oi2 Flags:  has return, has ext, */
			0x2,		/* 2 */
/* 16 */	0x8,		/* 8 */
			0x1,		/* Ext Flags:  new corr desc, */
/* 18 */	NdrFcShort( 0x0 ),	/* 0 */
/* 20 */	NdrFcShort( 0x0 ),	/* 0 */
/* 22 */	NdrFcShort( 0x0 ),	/* 0 */

	/* Parameter pVal */

/* 24 */	NdrFcShort( 0x2150 ),	/* Flags:  out, base type, simple ref, srv alloc size=8 */
/* 26 */	NdrFcShort( 0x4 ),	/* x86 Stack size/offset = 4 */
/* 28 */	0x8,		/* FC_LONG */
			0x0,		/* 0 */

	/* Return value */

/* 30 */	NdrFcShort( 0x70 ),	/* Flags:  out, return, base type, */
/* 32 */	NdrFcShort( 0x8 ),	/* x86 Stack size/offset = 8 */
/* 34 */	0x8,		/* FC_LONG */
			0x0,		/* 0 */

	/* Procedure put_LongProperty */

/* 36 */	0x33,		/* FC_AUTO_HANDLE */
			0x6c,		/* Old Flags:  object, Oi2 */
/* 38 */	NdrFcLong( 0x0 ),	/* 0 */
/* 42 */	NdrFcShort( 0x8 ),	/* 8 */
/* 44 */	NdrFcShort( 0xc ),	/* x86 Stack size/offset = 12 */
/* 46 */	NdrFcShort( 0x8 ),	/* 8 */
/* 48 */	NdrFcShort( 0x8 ),	/* 8 */
/* 50 */	0x44,		/* Oi2 Flags:  has return, has ext, */
			0x2,		/* 2 */
/* 52 */	0x8,		/* 8 */
			0x1,		/* Ext Flags:  new corr desc, */
/* 54 */	NdrFcShort( 0x0 ),	/* 0 */
/* 56 */	NdrFcShort( 0x0 ),	/* 0 */
/* 58 */	NdrFcShort( 0x0 ),	/* 0 */

	/* Parameter newVal */

/* 60 */	NdrFcShort( 0x48 ),	/* Flags:  in, base type, */
/* 62 */	NdrFcShort( 0x4 ),	/* x86 Stack size/offset = 4 */
/* 64 */	0x8,		/* FC_LONG */
			0x0,		/* 0 */

	/* Return value */

/* 66 */	NdrFcShort( 0x70 ),	/* Flags:  out, return, base type, */
/* 68 */	NdrFcShort( 0x8 ),	/* x86 Stack size/offset = 8 */
/* 70 */	0x8,		/* FC_LONG */
			0x0,		/* 0 */

	/* Procedure Method01 */

/* 72 */	0x33,		/* FC_AUTO_HANDLE */
			0x6c,		/* Old Flags:  object, Oi2 */
/* 74 */	NdrFcLong( 0x0 ),	/* 0 */
/* 78 */	NdrFcShort( 0x9 ),	/* 9 */
/* 80 */	NdrFcShort( 0xc ),	/* x86 Stack size/offset = 12 */
/* 82 */	NdrFcShort( 0x0 ),	/* 0 */
/* 84 */	NdrFcShort( 0x8 ),	/* 8 */
/* 86 */	0x46,		/* Oi2 Flags:  clt must size, has return, has ext, */
			0x2,		/* 2 */
/* 88 */	0x8,		/* 8 */
			0x5,		/* Ext Flags:  new corr desc, srv corr check, */
/* 90 */	NdrFcShort( 0x0 ),	/* 0 */
/* 92 */	NdrFcShort( 0x1 ),	/* 1 */
/* 94 */	NdrFcShort( 0x0 ),	/* 0 */

	/* Parameter strMessage */

/* 96 */	NdrFcShort( 0x8b ),	/* Flags:  must size, must free, in, by val, */
/* 98 */	NdrFcShort( 0x4 ),	/* x86 Stack size/offset = 4 */
/* 100 */	NdrFcShort( 0x20 ),	/* Type Offset=32 */

	/* Return value */

/* 102 */	NdrFcShort( 0x70 ),	/* Flags:  out, return, base type, */
/* 104 */	NdrFcShort( 0x8 ),	/* x86 Stack size/offset = 8 */
/* 106 */	0x8,		/* FC_LONG */
			0x0,		/* 0 */

			0x0
        }
    };

static const MIDL_TYPE_FORMAT_STRING __MIDL_TypeFormatString =
    {
        0,
        {
			NdrFcShort( 0x0 ),	/* 0 */
/*  2 */	
			0x11, 0xc,	/* FC_RP [alloced_on_stack] [simple_pointer] */
/*  4 */	0x8,		/* FC_LONG */
			0x5c,		/* FC_PAD */
/*  6 */	
			0x12, 0x0,	/* FC_UP */
/*  8 */	NdrFcShort( 0xe ),	/* Offset= 14 (22) */
/* 10 */	
			0x1b,		/* FC_CARRAY */
			0x1,		/* 1 */
/* 12 */	NdrFcShort( 0x2 ),	/* 2 */
/* 14 */	0x9,		/* Corr desc: FC_ULONG */
			0x0,		/*  */
/* 16 */	NdrFcShort( 0xfffc ),	/* -4 */
/* 18 */	NdrFcShort( 0x1 ),	/* Corr flags:  early, */
/* 20 */	0x6,		/* FC_SHORT */
			0x5b,		/* FC_END */
/* 22 */	
			0x17,		/* FC_CSTRUCT */
			0x3,		/* 3 */
/* 24 */	NdrFcShort( 0x8 ),	/* 8 */
/* 26 */	NdrFcShort( 0xfff0 ),	/* Offset= -16 (10) */
/* 28 */	0x8,		/* FC_LONG */
			0x8,		/* FC_LONG */
/* 30 */	0x5c,		/* FC_PAD */
			0x5b,		/* FC_END */
/* 32 */	0xb4,		/* FC_USER_MARSHAL */
			0x83,		/* 131 */
/* 34 */	NdrFcShort( 0x0 ),	/* 0 */
/* 36 */	NdrFcShort( 0x4 ),	/* 4 */
/* 38 */	NdrFcShort( 0x0 ),	/* 0 */
/* 40 */	NdrFcShort( 0xffde ),	/* Offset= -34 (6) */

			0x0
        }
    };

static const USER_MARSHAL_ROUTINE_QUADRUPLE UserMarshalRoutines[ WIRE_MARSHAL_TABLE_SIZE ] = 
        {
            
            {
            BSTR_UserSize
            ,BSTR_UserMarshal
            ,BSTR_UserUnmarshal
            ,BSTR_UserFree
            }

        };



/* Object interface: IUnknown, ver. 0.0,
   GUID={0x00000000,0x0000,0x0000,{0xC0,0x00,0x00,0x00,0x00,0x00,0x00,0x46}} */


/* Object interface: IDispatch, ver. 0.0,
   GUID={0x00020400,0x0000,0x0000,{0xC0,0x00,0x00,0x00,0x00,0x00,0x00,0x46}} */


/* Object interface: ISimpleCOMObject, ver. 0.0,
   GUID={0x9EB07DC7,0x6807,0x4104,{0x95,0xFE,0xAD,0x76,0x72,0xA8,0x7B,0xD7}} */

#pragma code_seg(".orpc")
static const unsigned short ISimpleCOMObject_FormatStringOffsetTable[] =
    {
    (unsigned short) -1,
    (unsigned short) -1,
    (unsigned short) -1,
    (unsigned short) -1,
    0,
    36,
    72
    };

static const MIDL_STUBLESS_PROXY_INFO ISimpleCOMObject_ProxyInfo =
    {
    &Object_StubDesc,
    __MIDL_ProcFormatString.Format,
    &ISimpleCOMObject_FormatStringOffsetTable[-3],
    0,
    0,
    0
    };


static const MIDL_SERVER_INFO ISimpleCOMObject_ServerInfo = 
    {
    &Object_StubDesc,
    0,
    __MIDL_ProcFormatString.Format,
    &ISimpleCOMObject_FormatStringOffsetTable[-3],
    0,
    0,
    0,
    0};
CINTERFACE_PROXY_VTABLE(10) _ISimpleCOMObjectProxyVtbl = 
{
    &ISimpleCOMObject_ProxyInfo,
    &IID_ISimpleCOMObject,
    IUnknown_QueryInterface_Proxy,
    IUnknown_AddRef_Proxy,
    IUnknown_Release_Proxy ,
    0 /* (void *) (INT_PTR) -1 /* IDispatch::GetTypeInfoCount */ ,
    0 /* (void *) (INT_PTR) -1 /* IDispatch::GetTypeInfo */ ,
    0 /* (void *) (INT_PTR) -1 /* IDispatch::GetIDsOfNames */ ,
    0 /* IDispatch_Invoke_Proxy */ ,
    (void *) (INT_PTR) -1 /* ISimpleCOMObject::get_LongProperty */ ,
    (void *) (INT_PTR) -1 /* ISimpleCOMObject::put_LongProperty */ ,
    (void *) (INT_PTR) -1 /* ISimpleCOMObject::Method01 */
};


static const PRPC_STUB_FUNCTION ISimpleCOMObject_table[] =
{
    STUB_FORWARDING_FUNCTION,
    STUB_FORWARDING_FUNCTION,
    STUB_FORWARDING_FUNCTION,
    STUB_FORWARDING_FUNCTION,
    NdrStubCall2,
    NdrStubCall2,
    NdrStubCall2
};

CInterfaceStubVtbl _ISimpleCOMObjectStubVtbl =
{
    &IID_ISimpleCOMObject,
    &ISimpleCOMObject_ServerInfo,
    10,
    &ISimpleCOMObject_table[-3],
    CStdStubBuffer_DELEGATING_METHODS
};

static const MIDL_STUB_DESC Object_StubDesc = 
    {
    0,
    NdrOleAllocate,
    NdrOleFree,
    0,
    0,
    0,
    0,
    0,
    __MIDL_TypeFormatString.Format,
    1, /* -error bounds_check flag */
    0x50002, /* Ndr library version */
    0,
    0x6000169, /* MIDL Version 6.0.361 */
    0,
    UserMarshalRoutines,
    0,  /* notify & notify_flag routine table */
    0x1, /* MIDL flag */
    0, /* cs routines */
    0,   /* proxy/server info */
    0   /* Reserved5 */
    };

const CInterfaceProxyVtbl * _SimpleCOMObject_ProxyVtblList[] = 
{
    ( CInterfaceProxyVtbl *) &_ISimpleCOMObjectProxyVtbl,
    0
};

const CInterfaceStubVtbl * _SimpleCOMObject_StubVtblList[] = 
{
    ( CInterfaceStubVtbl *) &_ISimpleCOMObjectStubVtbl,
    0
};

PCInterfaceName const _SimpleCOMObject_InterfaceNamesList[] = 
{
    "ISimpleCOMObject",
    0
};

const IID *  _SimpleCOMObject_BaseIIDList[] = 
{
    &IID_IDispatch,
    0
};


#define _SimpleCOMObject_CHECK_IID(n)	IID_GENERIC_CHECK_IID( _SimpleCOMObject, pIID, n)

int __stdcall _SimpleCOMObject_IID_Lookup( const IID * pIID, int * pIndex )
{
    
    if(!_SimpleCOMObject_CHECK_IID(0))
        {
        *pIndex = 0;
        return 1;
        }

    return 0;
}

const ExtendedProxyFileInfo SimpleCOMObject_ProxyFileInfo = 
{
    (PCInterfaceProxyVtblList *) & _SimpleCOMObject_ProxyVtblList,
    (PCInterfaceStubVtblList *) & _SimpleCOMObject_StubVtblList,
    (const PCInterfaceName * ) & _SimpleCOMObject_InterfaceNamesList,
    (const IID ** ) & _SimpleCOMObject_BaseIIDList,
    & _SimpleCOMObject_IID_Lookup, 
    1,
    2,
    0, /* table of [async_uuid] interfaces */
    0, /* Filler1 */
    0, /* Filler2 */
    0  /* Filler3 */
};
#if _MSC_VER >= 1200
#pragma warning(pop)
#endif


#endif /* !defined(_M_IA64) && !defined(_M_AMD64)*/

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License

This article, along with any associated source code and files, is licensed under The Code Project Open License (CPOL)


Written By
Systems Engineer NEC
Singapore Singapore
Lim Bio Liong is a Specialist at a leading Software House in Singapore.

Bio has been in software development for over 10 years. He specialises in C/C++ programming and Windows software development.

Bio has also done device-driver development and enjoys low-level programming. Bio has recently picked up C# programming and has been researching in this area.

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