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1585 lines
33 KiB
1585 lines
33 KiB
/*++
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Copyright (c) 1994 Microsoft Corporation
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Module Name:
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isrpc.cxx
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Abstract:
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Contains ISRPC class implementation.
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Author:
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Murali R. Krishnan 11-Dec-1995
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Environment:
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User Mode - Win32
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Revision History:
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--*/
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/************************************************************
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* Include Headers
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************************************************************/
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#ifndef dllexp
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#define dllexp __declspec( dllexport )
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#endif
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//
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// System include files.
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//
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#include "smtpinc.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include <nt.h>
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#include <ntrtl.h>
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#include <nturtl.h>
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#include <windows.h>
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#include <winsock2.h>
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#include <lm.h>
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#include <stdio.h>
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#include <stdarg.h>
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#include <stdlib.h>
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#include <string.h>
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#include <tchar.h>
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#ifdef __cplusplus
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} // extern "C"
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#endif // __cplusplus
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#include <isrpc.hxx>
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/************************************************************
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* Functions
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************************************************************/
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DWORD
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InetinfoStartRpcServerListen(
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VOID
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)
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/*++
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Routine Description:
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This function starts RpcServerListen for this process. The first
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service that is calling this function will actually start the
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RpcServerListen, subsequent calls are just noted down in num count.
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Arguments:
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None.
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Return Value:
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None.
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--*/
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{
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RPC_STATUS Status = RPC_S_OK;
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Status = RpcServerListen(
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1, // minimum num threads.
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RPC_C_LISTEN_MAX_CALLS_DEFAULT, // max concurrent calls.
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TRUE ); // don't wait
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return( Status );
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}
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DWORD
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InetinfoStopRpcServerListen(
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VOID
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)
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/*++
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Routine Description:
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Arguments:
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None.
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Return Value:
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None.
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--*/
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{
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RPC_STATUS Status = RPC_S_OK;
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Status = RpcMgmtStopServerListening(0);
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//
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// wait for all RPC threads to go away.
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//
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if( Status == RPC_S_OK) {
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Status = RpcMgmtWaitServerListen();
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}
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return( Status );
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}
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ISRPC::ISRPC(IN LPCTSTR pszServiceName)
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/*++
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This function constructs a new ISRPC object, initializing the
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members to proper state.
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Always the ISRPC members will use RPC_C_AUTHN_WINNT.
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Arguments:
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pszServiceName - pointer to string containing the name of the service
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dwServiceAuthId - DWORD containing the service Authentication Identifier.
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Returns:
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A valid initialized ISRPC object on success.
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--*/
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: m_dwProtocols ( 0),
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m_fInterfaceAdded ( FALSE),
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m_fEpRegistered ( FALSE),
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m_fServerStarted ( FALSE),
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m_hRpcInterface ( NULL),
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m_pszServiceName ( pszServiceName),
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m_pBindingVector ( NULL)
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{
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//DBG_REQUIRE( SetSecurityDescriptor() == NO_ERROR);
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SetSecurityDescriptor();
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#if 0
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IF_DEBUG( DLL_RPC) {
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DBGPRINTF(( DBG_CONTEXT,
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" Created new ISRPC object for %s at %08x\n",
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m_pszServiceName, this));
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}
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#endif
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} // ISRPC::ISRPC()
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ISRPC::~ISRPC(VOID)
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/*++
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This function cleans up the ISRPC object and releases any dynamic memory or
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state associated with this object.
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--*/
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{
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CleanupData();
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#if 0
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IF_DEBUG( DLL_RPC) {
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DBGPRINTF(( DBG_CONTEXT,
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" Destroyed ISRPC object for %s at %08x\n",
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m_pszServiceName, this));
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}
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#endif
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} // ISRPC::~ISRPC()
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DWORD
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ISRPC::CleanupData(VOID)
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/*++
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Routine Description:
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This member function cleans up the ISRPC object.
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Arguments:
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None.
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Return Value:
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None.
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--*/
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{
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DWORD rpcStatus = RPC_S_OK;
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#if 0
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IF_DEBUG( DLL_RPC) {
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DBGPRINTF(( DBG_CONTEXT,
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" ISRPC(%08x)::Cleaning up for %s\n",
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m_pszServiceName));
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}
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#endif
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if ( m_fServerStarted) {
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rpcStatus = StopServer( );
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}
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//DBG_ASSERT( rpcStatus == RPC_S_OK);
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rpcStatus = UnRegisterInterface();
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m_dwProtocols = 0;
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m_hRpcInterface = NULL;
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return (rpcStatus);
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} // ISRPC::CleanupData()
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DWORD
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ISRPC::RegisterInterface( IN RPC_IF_HANDLE hRpcInterface)
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/*++
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This function registers the RPC inteface in the object.
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If there is already a valid instance present in the object,
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this function fails and returns error.
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If this is the new interface specified, the function registers the
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interface both for dynamic and static bindings.
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Should be called after calling AddProtocol() and before StartServer()
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Arguments:
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hRpcInteface - RPC inteface handle.
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Returns:
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Win32 Error Code - NO_ERROR on success.
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--*/
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{
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DWORD dwError = NO_ERROR;
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if ( m_dwProtocols == 0) {
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// No protocol added. Return failure.
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return ( ERROR_INVALID_PARAMETER);
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}
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if ( m_hRpcInterface != NULL) {
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dwError = ( RPC_S_DUPLICATE_ENDPOINT);
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} else {
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//
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// since there is no duplicate, just set the new value and return.
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//
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if ( hRpcInterface == NULL) {
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dwError = ERROR_INVALID_PARAMETER;
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} else {
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m_hRpcInterface = hRpcInterface;
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}
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}
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if ( dwError == RPC_S_OK) {
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dwError = RpcServerRegisterIf(m_hRpcInterface,
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0, // MgrUuid
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0 // MgrEpv (Entry Point Vector)
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);
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if ( dwError == RPC_S_OK ) {
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m_fInterfaceAdded = TRUE;
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//
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// Establish the dynamic bindings if any.
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//
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if ( (m_dwProtocols & (ISRPC_OVER_TCPIP | ISRPC_OVER_SPX)) != 0) {
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dwError = RpcServerInqBindings( &m_pBindingVector);
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if ( dwError == RPC_S_OK) {
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//DBG_ASSERT( m_pBindingVector != NULL);
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dwError = RpcEpRegister(m_hRpcInterface,
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m_pBindingVector,
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NULL,
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(unsigned char *) "" );
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if ( dwError == RPC_S_OK) {
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m_fEpRegistered = TRUE;
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}
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} // Ep registering
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} // dynamic bindings
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} // registration successful
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}
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#if 0
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IF_DEBUG(DLL_RPC) {
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DBGPRINTF(( DBG_CONTEXT, "ISRPC(%08x)::RegisterInterface(%08x)"
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" returns %ld\n",
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this, hRpcInterface, dwError));
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}
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#endif
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return ( dwError);
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} // ISRPC::RegisterInterface()
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DWORD
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ISRPC::UnRegisterInterface( VOID)
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/*++
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This function unregisters the RPC inteface in the object.
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Should be called after after StopServer() and before cleanup.
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Arguments:
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None
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Returns:
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Win32 Error Code - NO_ERROR on success.
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--*/
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{
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DWORD rpcStatus = RPC_S_OK;
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if ( m_fEpRegistered) {
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//DBG_ASSERT( m_hRpcInterface != NULL && m_pBindingVector != NULL);
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rpcStatus = RpcEpUnregister(m_hRpcInterface,
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m_pBindingVector,
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NULL // pUuidVector
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);
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//_ASSERT( rpcStatus == RPC_S_OK);
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m_fEpRegistered = FALSE;
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}
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if ( m_pBindingVector != NULL) {
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rpcStatus = RpcBindingVectorFree( &m_pBindingVector);
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//_ASSERT( rpcStatus == RPC_S_OK);
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m_pBindingVector = NULL;
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}
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if ( m_fInterfaceAdded != NULL) {
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rpcStatus = RpcServerUnregisterIf(m_hRpcInterface,
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NULL, // MgrUuid
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TRUE // wait for calls to complete
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);
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//_ASSERT(rpcStatus == RPC_S_OK);
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m_fInterfaceAdded = FALSE;
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}
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return ( rpcStatus);
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} // ISRPC::UnRegisterInterface()
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DWORD
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ISRPC::AddProtocol( IN DWORD Protocol)
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/*++
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Routine Description:
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This member function adds another protocol to the binding list.
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Arguments:
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protocol - protocol binding opcode.
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fDynamic - Boolean indicating if the call should do dynamic or static
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RPC binding for the protocol specified.
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Return Value:
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RPC error code.
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--*/
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{
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DWORD rpcStatus = RPC_S_OK;
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if ( Protocol & ISRPC_OVER_LPC ) {
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// Currently we only support static binding
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rpcStatus = BindOverLpc( FALSE);
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}
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#ifndef CHICAGO
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//
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// Enable all remote bindings
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//
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if ( rpcStatus == RPC_S_OK ) {
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if ( Protocol & ISRPC_OVER_TCPIP ) {
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|
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// Currently we only support dynamic binding
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rpcStatus = BindOverTcp( TRUE);
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}
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|
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if ( rpcStatus == RPC_S_OK && Protocol & ISRPC_OVER_NP ) {
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|
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// Currently we only support static binding
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rpcStatus = BindOverNamedPipe( FALSE);
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}
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if ( rpcStatus == RPC_S_OK && Protocol & ISRPC_OVER_SPX ) {
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|
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// Currently we only support dynamic binding
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rpcStatus = BindOverSpx( TRUE);
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}
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}
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#else // CHICAGO
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rpcStatus = RPC_S_OK;
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if ( Protocol & ISRPC_OVER_TCPIP ) {
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|
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// Currently we only support dynamic binding
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rpcStatus = BindOverTcp( TRUE);
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}
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if ( Protocol & ISRPC_OVER_NB ) {
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|
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// Currently we only support dynamic binding
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// Ignore status for NB for now
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(VOID)BindOverNetBios(TRUE);
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}
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#endif // CHICAGO
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#if 0
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IF_DEBUG( DLL_RPC) {
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DBGPRINTF(( DBG_CONTEXT,
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"ISRPC(%08x)::AddProtocol(%08x) returns %ld.\n",
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this, Protocol, rpcStatus ));
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}
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#endif
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return( rpcStatus );
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|
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} // ISRPC::AddProtocol()
|
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DWORD
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ISRPC::RemoveProtocol(IN DWORD Protocol)
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/*++
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Routine Description:
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This member function removes a protocol from the binding list.
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|
|
Arguments:
|
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|
|
protocol - protocol binding opcode.
|
|
|
|
Return Value:
|
|
|
|
RPC error code.
|
|
|
|
Note:
|
|
As a side effect, this function removes the dynamic endpoing on
|
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TCPIP when SPX binding is removed and vice-versa.
|
|
|
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--*/
|
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{
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#if 0
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DBGPRINTF(( DBG_CONTEXT,
|
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" ISRPC(%08x)::RemoveProtocol(%s) is not implemented\n",
|
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this, m_pszServiceName));
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DBG_ASSERT( FALSE);
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#endif
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return ( ERROR_CALL_NOT_IMPLEMENTED);
|
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} // ISRPC::RemoveProtocol()
|
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|
|
|
|
|
|
|
|
DWORD
|
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ISRPC::StartServer(
|
|
VOID
|
|
)
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
This member function start RPC server.
|
|
|
|
Arguments:
|
|
|
|
None.
|
|
|
|
Return Value:
|
|
|
|
RPC error code.
|
|
|
|
--*/
|
|
{
|
|
DWORD rpcStatus;
|
|
|
|
//
|
|
// add the interface.
|
|
//
|
|
|
|
if ( m_hRpcInterface == NULL) {
|
|
|
|
return (ERROR_INVALID_PARAMETER);
|
|
}
|
|
|
|
//
|
|
// start rpc server.
|
|
//
|
|
|
|
#ifndef SERVICE_AS_EXE
|
|
|
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rpcStatus = InetinfoStartRpcServerListen();
|
|
|
|
#else
|
|
|
|
rpcStatus = RpcServerListen(
|
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1, // minimum num threads.
|
|
1, // max concurrent calls.
|
|
TRUE ); // don't wait
|
|
|
|
#endif // SERVICE_AS_EXE
|
|
|
|
if ( rpcStatus == RPC_S_OK ) {
|
|
m_fServerStarted = TRUE;
|
|
}
|
|
#if 0
|
|
IF_DEBUG( DLL_RPC) {
|
|
|
|
DBGPRINTF(( DBG_CONTEXT, "ISRPC(%08x)::StartServer(%s) returns %ld\n",
|
|
this, m_pszServiceName, rpcStatus));
|
|
}
|
|
#endif
|
|
return( rpcStatus );
|
|
|
|
} // ISRPC::StartServer()
|
|
|
|
|
|
|
|
|
|
DWORD
|
|
ISRPC::StopServer(
|
|
VOID
|
|
)
|
|
{
|
|
DWORD rpcStatus = RPC_S_OK;
|
|
|
|
if( m_fServerStarted ) {
|
|
|
|
#ifndef SERVICE_AS_EXE
|
|
|
|
rpcStatus = InetinfoStopRpcServerListen();
|
|
#else
|
|
|
|
//
|
|
// stop server listen.
|
|
//
|
|
|
|
rpcStatus = RpcMgmtStopServerListening(0);
|
|
|
|
//
|
|
// wait for all RPC threads to go away.
|
|
//
|
|
|
|
if( rpcStatus == RPC_S_OK) {
|
|
|
|
rpcStatus = RpcMgmtWaitServerListen();
|
|
}
|
|
|
|
#endif // SERVICE_AS_EXE
|
|
|
|
m_fServerStarted = FALSE;
|
|
}
|
|
|
|
#if 0
|
|
IF_DEBUG( DLL_RPC) {
|
|
|
|
DBGPRINTF(( DBG_CONTEXT,
|
|
"ISRPC(%08x)::StopServer( %s) returns %d\n",
|
|
this, m_pszServiceName, rpcStatus));
|
|
}
|
|
#endif
|
|
|
|
return ( rpcStatus);
|
|
} // ISRPC::StopServer()
|
|
|
|
|
|
|
|
DWORD
|
|
ISRPC::EnumBindingStrings(
|
|
IN OUT LPINET_BINDINGS pBindings
|
|
)
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
This member function enumurates the binding strings of the protocols
|
|
bound to the server.
|
|
|
|
Arguments:
|
|
|
|
pBindings : pointer to a binding strings structure. The caller
|
|
should call FreeBindingStrings member function to free the string
|
|
after use.
|
|
|
|
Return Value:
|
|
|
|
Windows Error Code;
|
|
|
|
--*/
|
|
{
|
|
DWORD dwError;
|
|
RPC_BINDING_VECTOR * pBindingVector = NULL;
|
|
LPINET_BIND_INFO pBindingsInfo;
|
|
DWORD dwCount = 0;
|
|
DWORD i;
|
|
|
|
//
|
|
// query RPC for RPC_BINDING_VECTORS.
|
|
//
|
|
|
|
dwError = RpcServerInqBindings( &pBindingVector );
|
|
|
|
if( dwError != NO_ERROR ) {
|
|
|
|
goto Cleanup;
|
|
}
|
|
|
|
//DBG_ASSERT( pBindingVector->Count > 0 );
|
|
|
|
//
|
|
// alloc memory for INET_RPC_BINDING_STRINGS.
|
|
//
|
|
|
|
pBindingsInfo = (LPINET_BIND_INFO)
|
|
LocalAlloc( GPTR, sizeof(INET_BIND_INFO) * pBindingVector->Count );
|
|
|
|
if( pBindingsInfo == NULL ) {
|
|
|
|
dwError = ERROR_NOT_ENOUGH_MEMORY;
|
|
goto Cleanup;
|
|
}
|
|
|
|
//
|
|
// convert binding handle to binding vectors.
|
|
//
|
|
|
|
pBindings->NumBindings = 0;
|
|
pBindings->BindingsInfo = pBindingsInfo;
|
|
|
|
for( i = 0; i < pBindingVector->Count; i++ ) {
|
|
|
|
LPSTR BindingString;
|
|
|
|
BindingString = NULL;
|
|
dwError = RpcBindingToStringBindingA(pBindingVector->BindingH[i],
|
|
(LPBYTE *)&BindingString );
|
|
|
|
if( dwError != NO_ERROR ) {
|
|
goto Cleanup;
|
|
}
|
|
#if 0
|
|
IF_DEBUG( DLL_RPC) {
|
|
DBGPRINTF(( DBG_CONTEXT, "Binding Handle[%d] = %08x. String = %s\n",
|
|
i, pBindingVector->BindingH[i], BindingString));
|
|
}
|
|
#endif
|
|
|
|
//
|
|
// check to we get only our named-pipe endpoint.
|
|
//
|
|
|
|
if( strstr( BindingString, "ncacn_np" ) != NULL ) {
|
|
|
|
//
|
|
// found a named-pipe binding string.
|
|
//
|
|
|
|
if( strstr(BindingString,
|
|
m_pszServiceName ) == NULL ) {
|
|
|
|
//
|
|
// found a non service named-pipe entry.
|
|
// ignore it.
|
|
//
|
|
|
|
RpcStringFreeA( (LPBYTE *)&BindingString );
|
|
|
|
} else {
|
|
#if 0
|
|
IF_DEBUG( DLL_RPC) {
|
|
DBGPRINTF(( DBG_CONTEXT, "Binding String Chosen = %s\n",
|
|
BindingString));
|
|
}
|
|
#endif
|
|
pBindings->BindingsInfo[dwCount].Length =
|
|
(strlen(BindingString) + 1) * sizeof(CHAR);
|
|
pBindings->BindingsInfo[dwCount].BindData = BindingString;
|
|
dwCount++;
|
|
}
|
|
}
|
|
|
|
} // for
|
|
|
|
dwError = NO_ERROR;
|
|
pBindings->NumBindings = dwCount;
|
|
#if 0
|
|
IF_DEBUG( DLL_RPC) {
|
|
|
|
DBGPRINTF(( DBG_CONTEXT, "Binding Vectors chosen"
|
|
" Service = %s, NumBindings = %d of Total = %d\n",
|
|
m_pszServiceName, dwCount, pBindingVector->Count));
|
|
}
|
|
#endif
|
|
Cleanup:
|
|
|
|
if( pBindingVector != NULL ) {
|
|
|
|
DWORD LocalError;
|
|
LocalError = RpcBindingVectorFree( &pBindingVector );
|
|
//DBG_ASSERT( LocalError == NO_ERROR );
|
|
}
|
|
|
|
if( dwError != NO_ERROR ) {
|
|
FreeBindingStrings( pBindings );
|
|
pBindings->NumBindings = 0;
|
|
#if 0
|
|
IF_DEBUG( DLL_RPC) {
|
|
|
|
DBGPRINTF(( DBG_CONTEXT,
|
|
"ISRPC(%08x)::EnumBindingStrings(%s) failed, %ld.",
|
|
this, m_pszServiceName, dwError ));
|
|
}
|
|
#endif
|
|
}
|
|
|
|
return( dwError );
|
|
|
|
} // ISRPC::EnumBindingStrings()
|
|
|
|
|
|
|
|
|
|
VOID
|
|
ISRPC::FreeBindingStrings(
|
|
IN OUT LPINET_BINDINGS pInetBindings
|
|
)
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
This member function deletes a binding vector that was returned by the
|
|
EnumBindingStrings member function.
|
|
|
|
Arguments:
|
|
|
|
pBindings : pointer to a binding vector.
|
|
|
|
Return Value:
|
|
|
|
Windows Error Code;
|
|
|
|
--*/
|
|
{
|
|
DWORD dwError;
|
|
DWORD i;
|
|
|
|
|
|
//
|
|
// free binding strings.
|
|
//
|
|
|
|
for( i = 0; i < pInetBindings->NumBindings; i++) {
|
|
dwError = RpcStringFreeA( ((LPBYTE *)&pInetBindings
|
|
->BindingsInfo[i].BindData ));
|
|
//DBG_ASSERT( dwError == NO_ERROR );
|
|
}
|
|
|
|
pInetBindings->NumBindings = 0;
|
|
|
|
//
|
|
// free bindings info array.
|
|
//
|
|
|
|
if( pInetBindings->BindingsInfo != NULL ) {
|
|
LocalFree( (HANDLE)pInetBindings->BindingsInfo );
|
|
pInetBindings->BindingsInfo = NULL;
|
|
}
|
|
|
|
return;
|
|
|
|
} // ISRPC::FreeBindingStrings()
|
|
|
|
|
|
|
|
|
|
DWORD
|
|
ISRPC::BindOverTcp(IN BOOL fDynamic)
|
|
{
|
|
DWORD rpcStatus = RPC_S_OK;
|
|
|
|
//DBG_ASSERT( (m_dwProtocols & ISRPC_OVER_TCPIP) == 0);
|
|
|
|
if ( !fDynamic) {
|
|
|
|
rpcStatus = ( ERROR_CALL_NOT_IMPLEMENTED);
|
|
|
|
} else {
|
|
|
|
rpcStatus = ( ISRPC::DynamicBindOverTcp());
|
|
}
|
|
|
|
if ( rpcStatus == RPC_S_OK) {
|
|
|
|
m_dwProtocols |= ISRPC_OVER_TCPIP;
|
|
}
|
|
|
|
#if 0
|
|
IF_DEBUG( DLL_RPC) {
|
|
|
|
DBGPRINTF(( DBG_CONTEXT, "(%08x)::BindOverTcp(%s) returns %d\n",
|
|
this, m_pszServiceName, rpcStatus));
|
|
}
|
|
#endif
|
|
return ( rpcStatus);
|
|
} // ISRPC::BindOverTcpIp()
|
|
|
|
#ifdef CHICAGO
|
|
DWORD
|
|
ISRPC::BindOverNetBios(IN BOOL fDynamic)
|
|
{
|
|
DWORD rpcStatus = RPC_S_OK;
|
|
|
|
//DBG_ASSERT( (m_dwProtocols & ISRPC_OVER_NB) == 0);
|
|
|
|
if ( !fDynamic) {
|
|
|
|
return ( ERROR_CALL_NOT_IMPLEMENTED);
|
|
}
|
|
|
|
// We will use Dynamic endpoint for the NetBios binding.
|
|
|
|
rpcStatus =
|
|
RpcServerUseProtseqW(
|
|
L"ncacn_nb_ipx", // protocol string.
|
|
ISRPC_PROTSEQ_MAX_REQS, //max concurrent calls
|
|
&sm_sid ); // security
|
|
|
|
rpcStatus =
|
|
RpcServerUseProtseqW(
|
|
L"ncacn_nb_tcp", // protocol string.
|
|
ISRPC_PROTSEQ_MAX_REQS, //max concurrent calls
|
|
&sm_sid ); // security
|
|
|
|
switch (rpcStatus) {
|
|
|
|
case RPC_S_OK:
|
|
|
|
//
|
|
// set the protocol bit.
|
|
//
|
|
|
|
m_dwProtocols |= ISRPC_OVER_NB;
|
|
break;
|
|
|
|
case RPC_S_DUPLICATE_ENDPOINT:
|
|
|
|
//DBGPRINTF(( DBG_CONTEXT,
|
|
// "(%08x) ncacn_nb is already added for %s\n",
|
|
// this,
|
|
// m_pszServiceName));
|
|
rpcStatus = RPC_S_OK;
|
|
break;
|
|
|
|
case RPC_S_PROTSEQ_NOT_SUPPORTED:
|
|
case RPC_S_CANT_CREATE_ENDPOINT:
|
|
|
|
//DBGPRINTF(( DBG_CONTEXT,
|
|
// "(%08x) ncacn_nb is not supported for %s (%ld).\n",
|
|
// this, m_pszServiceName, rpcStatus ));
|
|
rpcStatus = RPC_S_OK;
|
|
break;
|
|
|
|
default:
|
|
break;
|
|
} // switch()
|
|
|
|
//
|
|
// if the security support provider is not enabled, do so.
|
|
//
|
|
|
|
if( rpcStatus == RPC_S_OK && !IsSecurityEnabled() ) {
|
|
|
|
rpcStatus = AddSecurity();
|
|
|
|
}
|
|
#if 0
|
|
IF_DEBUG( DLL_RPC) {
|
|
|
|
DBGPRINTF(( DBG_CONTEXT, "(%08x)::BindOverNetBios(%s) returns %d\n",
|
|
this, m_pszServiceName, rpcStatus));
|
|
}
|
|
#endif
|
|
return ( rpcStatus);
|
|
} // ISRPC::BindOverNetBios()
|
|
#endif // CHICAGO
|
|
|
|
DWORD
|
|
ISRPC::BindOverNamedPipe(IN BOOL fDynamic)
|
|
{
|
|
DWORD rpcStatus = RPC_S_OK;
|
|
|
|
//DBG_ASSERT( (m_dwProtocols & ISRPC_OVER_NP) == 0);
|
|
|
|
|
|
//
|
|
// On Named Pipe, we support only static bindings. No dynamic Binding.
|
|
//
|
|
|
|
if ( fDynamic) {
|
|
|
|
return ( ERROR_CALL_NOT_IMPLEMENTED);
|
|
}
|
|
|
|
if( (m_dwProtocols & ISRPC_OVER_NP) == 0 ) {
|
|
|
|
WCHAR rgchNp[1024];
|
|
|
|
wsprintfW( rgchNp,
|
|
#ifdef UNICODE
|
|
L"%ws%s"
|
|
#else
|
|
L"%ws%S"
|
|
#endif // UNICODE
|
|
,
|
|
ISRPC_NAMED_PIPE_PREFIX_W,
|
|
m_pszServiceName);
|
|
|
|
//
|
|
// Establish a static Named pipe binding.
|
|
//
|
|
|
|
rpcStatus =
|
|
RpcServerUseProtseqEpW(
|
|
L"ncacn_np", // protocol string.
|
|
ISRPC_PROTSEQ_MAX_REQS, //max concurrent calls
|
|
rgchNp, // end point!
|
|
NULL ); // security
|
|
#if 0
|
|
IF_DEBUG( DLL_RPC) {
|
|
|
|
CHAR pszBuff[100];
|
|
wsprintfA( pszBuff, "%S", rgchNp);
|
|
DBGPRINTF(( DBG_CONTEXT,
|
|
" RpcServerUseProtseqEpW( %s, %d, %s, %08x) returns"
|
|
" %d\n",
|
|
"ncacn_np", ISRPC_PROTSEQ_MAX_REQS,
|
|
pszBuff, &sm_sid, rpcStatus));
|
|
}
|
|
#endif
|
|
switch (rpcStatus) {
|
|
|
|
case RPC_S_OK:
|
|
|
|
//
|
|
// set the protocol bit.
|
|
//
|
|
m_dwProtocols |= ISRPC_OVER_NP;
|
|
break;
|
|
|
|
case RPC_S_DUPLICATE_ENDPOINT:
|
|
|
|
//
|
|
// Ignore the duplicate end point error
|
|
//
|
|
//DBGPRINTF(( DBG_CONTEXT,
|
|
// "(%08x) ncacn_np is already added for %s\n",
|
|
// this,
|
|
// m_pszServiceName));
|
|
m_dwProtocols |= ISRPC_OVER_NP;
|
|
rpcStatus = RPC_S_OK;
|
|
break;
|
|
|
|
case RPC_S_PROTSEQ_NOT_SUPPORTED:
|
|
case RPC_S_CANT_CREATE_ENDPOINT:
|
|
|
|
//DBGPRINTF(( DBG_CONTEXT,
|
|
// "(%08x) ncacn_np is not supported for %s (%ld).\n",
|
|
// this, m_pszServiceName, rpcStatus ));
|
|
rpcStatus = RPC_S_OK;
|
|
break;
|
|
|
|
default:
|
|
break;
|
|
} // switch()
|
|
}
|
|
|
|
return ( rpcStatus);
|
|
|
|
} // ISRPC::BindOverNamedPipe()
|
|
|
|
|
|
|
|
|
|
|
|
DWORD
|
|
ISRPC::BindOverLpc(IN BOOL fDynamic)
|
|
{
|
|
DWORD rpcStatus = RPC_S_OK;
|
|
|
|
//DBG_ASSERT( (m_dwProtocols & ISRPC_OVER_LPC) == 0);
|
|
|
|
|
|
//
|
|
// On LPC, we support only static bindings. No dynamic Binding.
|
|
//
|
|
|
|
if ( fDynamic) {
|
|
|
|
return ( ERROR_CALL_NOT_IMPLEMENTED);
|
|
}
|
|
|
|
if( (m_dwProtocols & ISRPC_OVER_LPC) == 0 ) {
|
|
|
|
WCHAR rgchLpc[1024];
|
|
|
|
// LPC Endpoint string is: <InterfaceName>_LPC
|
|
wsprintfW( rgchLpc,
|
|
#ifdef UNICODE
|
|
L"%s_%ws"
|
|
#else
|
|
L"%S_%ws"
|
|
#endif // UNICODE
|
|
,
|
|
m_pszServiceName,
|
|
ISRPC_LPC_NAME_SUFFIX_W);
|
|
|
|
//
|
|
// Establish a static Lpc binding.
|
|
//
|
|
|
|
rpcStatus =
|
|
RpcServerUseProtseqEpW(
|
|
L"ncalrpc", // protocol string.
|
|
ISRPC_PROTSEQ_MAX_REQS, //max concurrent calls
|
|
rgchLpc, // end point!
|
|
&sm_sid ); // security
|
|
#if 0
|
|
IF_DEBUG( DLL_RPC) {
|
|
|
|
CHAR pszBuff[100];
|
|
wsprintfA( pszBuff, "%S", rgchLpc);
|
|
DBGPRINTF(( DBG_CONTEXT,
|
|
" RpcServerUseProtseqEpW( %s, %d, %s, %08x) returns"
|
|
" %d\n",
|
|
"ncalrpc", ISRPC_PROTSEQ_MAX_REQS,
|
|
pszBuff, &sm_sid, rpcStatus));
|
|
}
|
|
#endif
|
|
switch (rpcStatus) {
|
|
|
|
case RPC_S_OK:
|
|
|
|
//
|
|
// set the protocol bit.
|
|
//
|
|
m_dwProtocols |= ISRPC_OVER_LPC;
|
|
break;
|
|
|
|
case RPC_S_DUPLICATE_ENDPOINT:
|
|
|
|
//
|
|
// Ignore the duplicate end point error
|
|
//
|
|
//DBGPRINTF(( DBG_CONTEXT,
|
|
// "(%08x) ncalrpc is already added for %s\n",
|
|
// this,
|
|
// m_pszServiceName));
|
|
m_dwProtocols |= ISRPC_OVER_LPC;
|
|
rpcStatus = RPC_S_OK;
|
|
break;
|
|
|
|
case RPC_S_PROTSEQ_NOT_SUPPORTED:
|
|
case RPC_S_CANT_CREATE_ENDPOINT:
|
|
|
|
//DBGPRINTF(( DBG_CONTEXT,
|
|
// "(%08x) ncalrpc is not supported for %s (%ld).\n",
|
|
// this, m_pszServiceName, rpcStatus ));
|
|
rpcStatus = RPC_S_OK;
|
|
break;
|
|
|
|
default:
|
|
break;
|
|
} // switch()
|
|
}
|
|
|
|
return ( rpcStatus);
|
|
|
|
} // ISRPC::BindOverLpc()
|
|
|
|
|
|
|
|
|
|
DWORD
|
|
ISRPC::BindOverSpx(IN BOOL fDynamic)
|
|
{
|
|
DWORD rpcStatus = RPC_S_OK;
|
|
|
|
//DBG_ASSERT( (m_dwProtocols & ISRPC_OVER_SPX) == 0);
|
|
|
|
if ( !fDynamic) {
|
|
|
|
rpcStatus = ( ERROR_CALL_NOT_IMPLEMENTED);
|
|
|
|
} else {
|
|
|
|
rpcStatus = ISRPC::DynamicBindOverSpx();
|
|
}
|
|
|
|
if ( rpcStatus == RPC_S_OK) {
|
|
|
|
m_dwProtocols |= ISRPC_OVER_SPX;
|
|
}
|
|
|
|
#if 0
|
|
IF_DEBUG( DLL_RPC) {
|
|
|
|
DBGPRINTF(( DBG_CONTEXT, "(%08x)::BindOverSpx(%s) returns %d\n",
|
|
this, m_pszServiceName, rpcStatus));
|
|
}
|
|
#endif
|
|
|
|
return ( rpcStatus);
|
|
} // ISRPC::BindOverSpx()
|
|
|
|
|
|
# if DBG
|
|
|
|
VOID
|
|
ISRPC::Print(VOID) const
|
|
{
|
|
#if 0
|
|
DBGPRINTF(( DBG_CONTEXT,
|
|
" ISRPC(%08x). SvcName=%s\n"
|
|
" Protocols = %d.\n"
|
|
" RPC Interface = %08x. Binding Vector = %08x\n"
|
|
" InterfaceAdded = %d.\n"
|
|
" EpRegistered = %d. ServerStarted = %d.\n"
|
|
,
|
|
this, m_pszServiceName,
|
|
m_dwProtocols,
|
|
m_hRpcInterface, m_pBindingVector,
|
|
m_fInterfaceAdded,
|
|
m_fEpRegistered, m_fServerStarted
|
|
));
|
|
#endif
|
|
|
|
} // ISRPC::Print()
|
|
|
|
# endif // DBG
|
|
|
|
|
|
|
|
/******************************
|
|
* STATIC Member Definitions
|
|
******************************/
|
|
|
|
DWORD ISRPC::sm_dwProtocols = 0;
|
|
|
|
SECURITY_DESCRIPTOR ISRPC::sm_sid;
|
|
BOOL ISRPC::sm_fSecurityEnabled = FALSE;
|
|
|
|
|
|
DWORD
|
|
ISRPC::Initialize(VOID)
|
|
{
|
|
sm_dwProtocols = 0;
|
|
|
|
return SetSecurityDescriptor();
|
|
|
|
} // ISRPC::Initialize()
|
|
|
|
|
|
|
|
DWORD
|
|
ISRPC::Cleanup(VOID)
|
|
{
|
|
//
|
|
// Free up the security descriptor
|
|
//
|
|
|
|
if (sm_sid.Dacl)
|
|
delete [] (BYTE *) (sm_sid.Dacl);
|
|
|
|
ZeroMemory( (PVOID) &sm_sid, sizeof(sm_sid));
|
|
|
|
//
|
|
// For now nothing to do. Just a place holder.
|
|
//
|
|
|
|
return ( NO_ERROR);
|
|
|
|
} // ISRPC::Cleanup()
|
|
|
|
|
|
DWORD
|
|
ISRPC::DynamicBindOverTcp(VOID)
|
|
/*++
|
|
This static function (ISRPC member) establishes a dynamic endpoing
|
|
RPC binding over TCP/IP, using a run-time library call to RPC.
|
|
RPC run-time library allows one to create as many dynamic end points
|
|
as one wishes. So we maintain external state and control the number
|
|
of end points created to 1.
|
|
|
|
Arguments:
|
|
None
|
|
|
|
Returns:
|
|
RPC status - RPC_S_OK for success.
|
|
|
|
--*/
|
|
{
|
|
DWORD rpcStatus = RPC_S_OK;
|
|
|
|
if( (sm_dwProtocols & ISRPC_OVER_TCPIP) == 0 ) {
|
|
|
|
//
|
|
// Not already present. Add dynamic endpoint over TCP/IP
|
|
//
|
|
|
|
rpcStatus =
|
|
RpcServerUseProtseqW(
|
|
L"ncacn_ip_tcp", // protocol string.
|
|
ISRPC_PROTSEQ_MAX_REQS, //max concurrent calls
|
|
&sm_sid ); // security
|
|
|
|
switch (rpcStatus) {
|
|
|
|
case RPC_S_OK:
|
|
|
|
//
|
|
// set the protocol bit.
|
|
//
|
|
|
|
sm_dwProtocols |= ISRPC_OVER_TCPIP;
|
|
break;
|
|
|
|
case RPC_S_DUPLICATE_ENDPOINT:
|
|
|
|
//DBGPRINTF(( DBG_CONTEXT,
|
|
// "ncacn_ip_tcp is already added.\n"));
|
|
sm_dwProtocols |= ISRPC_OVER_TCPIP;
|
|
rpcStatus = RPC_S_OK;
|
|
break;
|
|
|
|
case RPC_S_PROTSEQ_NOT_SUPPORTED:
|
|
case RPC_S_CANT_CREATE_ENDPOINT:
|
|
|
|
//DBGPRINTF(( DBG_CONTEXT,
|
|
// "ncacn_ip_tcp is not supported. Error = %ld\n",
|
|
// rpcStatus));
|
|
|
|
break;
|
|
|
|
default:
|
|
break;
|
|
} // switch()
|
|
|
|
//
|
|
// if the security support provider is not enabled, do so.
|
|
//
|
|
|
|
if( rpcStatus == RPC_S_OK && !IsSecurityEnabled() ) {
|
|
|
|
rpcStatus = AddSecurity();
|
|
|
|
}
|
|
}
|
|
#if 0
|
|
IF_DEBUG( DLL_RPC) {
|
|
|
|
DBGPRINTF(( DBG_CONTEXT, "DynamicBindOverTcp() returns %d\n",
|
|
rpcStatus));
|
|
}
|
|
#endif
|
|
return ( rpcStatus);
|
|
|
|
} // ISRPC::DynamicBindOverTcp()
|
|
|
|
|
|
|
|
|
|
DWORD
|
|
ISRPC::DynamicBindOverSpx(VOID)
|
|
/*++
|
|
This static function (ISRPC member) establishes a dynamic endpoing
|
|
RPC binding over SPX, using a run-time library call to RPC.
|
|
RPC run-time library allows one to create as many dynamic end points
|
|
as one wishes. So we maintain external state and control the number
|
|
of end points created to 1.
|
|
|
|
Arguments:
|
|
None
|
|
|
|
Returns:
|
|
RPC status - RPC_S_OK for success.
|
|
|
|
--*/
|
|
{
|
|
DWORD rpcStatus = RPC_S_OK;
|
|
|
|
if( (sm_dwProtocols & ISRPC_OVER_SPX) == 0 ) {
|
|
|
|
// Use dynamic end point for the server.
|
|
rpcStatus =
|
|
RpcServerUseProtseqW(
|
|
L"ncacn_spx", // protocol string.
|
|
ISRPC_PROTSEQ_MAX_REQS, //max concurrent calls
|
|
&sm_sid ); // security
|
|
|
|
switch (rpcStatus) {
|
|
|
|
case RPC_S_OK:
|
|
|
|
//
|
|
// set the protocol bit.
|
|
//
|
|
sm_dwProtocols |= ISRPC_OVER_SPX;
|
|
break;
|
|
|
|
case RPC_S_DUPLICATE_ENDPOINT:
|
|
|
|
//DBGPRINTF(( DBG_CONTEXT,
|
|
// "ncacn_spx is already added.\n"
|
|
// ));
|
|
sm_dwProtocols |= ISRPC_OVER_SPX;
|
|
rpcStatus = RPC_S_OK;
|
|
break;
|
|
|
|
case RPC_S_PROTSEQ_NOT_SUPPORTED:
|
|
case RPC_S_CANT_CREATE_ENDPOINT:
|
|
|
|
//DBGPRINTF(( DBG_CONTEXT,
|
|
// "ncacn_spx is not supported. Error (%ld).\n",
|
|
// rpcStatus ));
|
|
break;
|
|
|
|
default:
|
|
break;
|
|
} // switch()
|
|
|
|
//
|
|
// if the security support provider is not enabled, do so.
|
|
//
|
|
|
|
if( rpcStatus == RPC_S_OK && !IsSecurityEnabled()) {
|
|
|
|
rpcStatus = AddSecurity();
|
|
}
|
|
}
|
|
|
|
#if 0
|
|
IF_DEBUG( DLL_RPC) {
|
|
|
|
DBGPRINTF(( DBG_CONTEXT, "DynamicBindOverSpx() returns %d\n",
|
|
rpcStatus));
|
|
}
|
|
#endif
|
|
|
|
return ( rpcStatus);
|
|
|
|
} // ISRPC::DynamicBindOverSpx()
|
|
|
|
|
|
//----------------------------------------------------------------
|
|
// Description:
|
|
// Initializes a SECURITY_DESCRIPTOR to allow access to all
|
|
// ("World").
|
|
// Arguments:
|
|
// pSd Pass in a pointer to the SECURITY_DESCRIPTOR
|
|
// Returns:
|
|
// ERROR_SUCCESS if initialization proceeded successfully.
|
|
// Win32 error if some failure occurred.
|
|
//----------------------------------------------------------------
|
|
DWORD InitializeWorldSecurityDescriptor (PSECURITY_DESCRIPTOR pSd)
|
|
{
|
|
DWORD dwErr = ERROR_SUCCESS;
|
|
PSID pSidWorld = NULL;
|
|
SID_IDENTIFIER_AUTHORITY WorldAuthority = SECURITY_WORLD_SID_AUTHORITY;
|
|
ACL *pAcl = NULL;
|
|
DWORD dwAclSize = 0;
|
|
|
|
_ASSERT (pSd);
|
|
|
|
if (!AllocateAndInitializeSid (
|
|
&WorldAuthority,
|
|
1,
|
|
SECURITY_WORLD_RID,
|
|
0,0,0,0,0,0,0,
|
|
&pSidWorld)){
|
|
|
|
dwErr = GetLastError ();
|
|
goto Exit;
|
|
}
|
|
|
|
dwAclSize = sizeof (ACL) + // Length of ACL
|
|
(sizeof (ACCESS_ALLOWED_ACE) - sizeof (DWORD)) + // Length of ACE #1
|
|
GetLengthSid (pSidWorld) + // Length of SID for ACE #1
|
|
(sizeof (ACCESS_DENIED_ACE) - sizeof (DWORD)) + // Length of ACE #2
|
|
GetLengthSid (pSidWorld); // Length of SID for ACE #1
|
|
|
|
pAcl = (PACL) new BYTE [dwAclSize];
|
|
if (!pAcl) {
|
|
dwErr = ERROR_NOT_ENOUGH_MEMORY;
|
|
goto Exit;
|
|
}
|
|
|
|
if (!InitializeSecurityDescriptor (pSd, SECURITY_DESCRIPTOR_REVISION)) {
|
|
dwErr = GetLastError ();
|
|
goto Exit;
|
|
}
|
|
|
|
if (!InitializeAcl (
|
|
pAcl,
|
|
dwAclSize,
|
|
ACL_REVISION)) {
|
|
|
|
dwErr = GetLastError ();
|
|
goto Exit;
|
|
}
|
|
|
|
if (!AddAccessDeniedAce (pAcl, ACL_REVISION, WRITE_DAC | WRITE_OWNER, pSidWorld) ||
|
|
!AddAccessAllowedAce (pAcl, ACL_REVISION, GENERIC_ALL, pSidWorld)) {
|
|
|
|
dwErr = GetLastError ();
|
|
goto Exit;
|
|
}
|
|
|
|
if (!SetSecurityDescriptorDacl (pSd, TRUE, pAcl, FALSE)) {
|
|
dwErr = GetLastError ();
|
|
goto Exit;
|
|
}
|
|
|
|
pAcl = NULL; // Now pAcl is set on pSd... and will be deleted as pSd->Dacl
|
|
|
|
Exit:
|
|
if (pSidWorld)
|
|
FreeSid (pSidWorld);
|
|
|
|
if (pAcl)
|
|
delete [] pAcl;
|
|
|
|
return dwErr;
|
|
}
|
|
|
|
|
|
|
|
DWORD
|
|
ISRPC::SetSecurityDescriptor( VOID)
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
This member function builds the security descriptor used by RPC module.
|
|
|
|
Arguments:
|
|
|
|
None.
|
|
|
|
Return Value:
|
|
|
|
Windows error code.
|
|
|
|
--*/
|
|
{
|
|
DWORD dwError = NO_ERROR;
|
|
|
|
//
|
|
// build a security descriptor that will grant everyone
|
|
// all access to the object --- this is done by setting a
|
|
// "World" DACL in the SECURITY_DESCRIPTOR.
|
|
//
|
|
|
|
dwError = InitializeWorldSecurityDescriptor(&sm_sid);
|
|
if (dwError != ERROR_SUCCESS) {
|
|
//
|
|
// free up security discriptor memory and set it to NULL.
|
|
//
|
|
if (sm_sid.Dacl)
|
|
delete [] (BYTE*) sm_sid.Dacl;
|
|
|
|
memset( (PVOID ) &sm_sid, 0, sizeof(sm_sid));
|
|
}
|
|
|
|
return( dwError );
|
|
|
|
} // ISRPC::SetSecurityDescriptor()
|
|
|
|
|
|
|
|
|
|
DWORD
|
|
ISRPC::AddSecurity(
|
|
VOID
|
|
)
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
This member function adds security support provider over RPC.
|
|
|
|
Arguments:
|
|
|
|
None.
|
|
|
|
Return Value:
|
|
|
|
Windows error code.
|
|
|
|
--*/
|
|
{
|
|
DWORD rpcStatus;
|
|
|
|
//
|
|
// Register for authentication using WinNT.
|
|
//
|
|
|
|
rpcStatus = RpcServerRegisterAuthInfo(
|
|
(unsigned char * ) NULL, // app name to security provider
|
|
RPC_C_AUTHN_WINNT, // Auth package ID.
|
|
NULL, // RPC_C_AUTHN_WINNT ==> NULL
|
|
NULL // args ptr for authn function.
|
|
);
|
|
|
|
if ( rpcStatus == RPC_S_OK) {
|
|
|
|
sm_fSecurityEnabled = TRUE;
|
|
}
|
|
|
|
#if 0
|
|
IF_DEBUG( DLL_RPC) {
|
|
|
|
DBGPRINTF(( DBG_CONTEXT, "AddSecurity() returns Error %u\n",
|
|
rpcStatus));
|
|
}
|
|
#endif
|
|
|
|
return (rpcStatus);
|
|
} // ISRPC::AddSecurity()
|