Sweden-Number/programs/rpcss/rpcss_main.c

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/*
* Copyright 2001, Ove Kåven, TransGaming Technologies Inc.
* Copyright 2002 Greg Turner
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include <stdio.h>
#include <stdarg.h>
#include <limits.h>
#include <assert.h>
#include "windef.h"
#include "winbase.h"
#include "winnt.h"
#include "winsvc.h"
#include "irot.h"
#include "epm.h"
#include "irpcss.h"
#include "wine/debug.h"
#include "wine/heap.h"
#include "wine/list.h"
WINE_DEFAULT_DEBUG_CHANNEL(ole);
static WCHAR rpcssW[] = L"RpcSs";
static HANDLE exit_event;
static SERVICE_STATUS_HANDLE service_handle;
struct registered_class
{
struct list entry;
GUID clsid;
unsigned int cookie;
PMInterfacePointer object;
unsigned int single_use : 1;
};
static CRITICAL_SECTION registered_classes_cs = { NULL, -1, 0, 0, 0, 0 };
static struct list registered_classes = LIST_INIT(registered_classes);
HRESULT __cdecl irpcss_server_register(handle_t h, const GUID *clsid, DWORD flags,
PMInterfacePointer object, unsigned int *cookie)
{
struct registered_class *entry;
static int next_cookie;
if (!(entry = heap_alloc_zero(sizeof(*entry))))
return E_OUTOFMEMORY;
entry->clsid = *clsid;
entry->single_use = !(flags & (REGCLS_MULTIPLEUSE | REGCLS_MULTI_SEPARATE));
if (!(entry->object = heap_alloc(FIELD_OFFSET(MInterfacePointer, abData[object->ulCntData]))))
{
heap_free(entry);
return E_OUTOFMEMORY;
}
entry->object->ulCntData = object->ulCntData;
memcpy(&entry->object->abData, object->abData, object->ulCntData);
*cookie = entry->cookie = InterlockedIncrement(&next_cookie);
EnterCriticalSection(&registered_classes_cs);
list_add_tail(&registered_classes, &entry->entry);
LeaveCriticalSection(&registered_classes_cs);
return S_OK;
}
static void scm_revoke_class(struct registered_class *_class)
{
list_remove(&_class->entry);
heap_free(_class->object);
heap_free(_class);
}
HRESULT __cdecl irpcss_server_revoke(handle_t h, unsigned int cookie)
{
struct registered_class *cur;
EnterCriticalSection(&registered_classes_cs);
LIST_FOR_EACH_ENTRY(cur, &registered_classes, struct registered_class, entry)
{
if (cur->cookie == cookie)
{
scm_revoke_class(cur);
break;
}
}
LeaveCriticalSection(&registered_classes_cs);
return S_OK;
}
HRESULT __cdecl irpcss_get_class_object(handle_t h, const GUID *clsid,
PMInterfacePointer *object)
{
struct registered_class *cur;
*object = NULL;
EnterCriticalSection(&registered_classes_cs);
LIST_FOR_EACH_ENTRY(cur, &registered_classes, struct registered_class, entry)
{
if (!memcmp(clsid, &cur->clsid, sizeof(*clsid)))
{
*object = MIDL_user_allocate(FIELD_OFFSET(MInterfacePointer, abData[cur->object->ulCntData]));
if (*object)
{
(*object)->ulCntData = cur->object->ulCntData;
memcpy((*object)->abData, cur->object->abData, cur->object->ulCntData);
}
if (cur->single_use)
scm_revoke_class(cur);
break;
}
}
LeaveCriticalSection(&registered_classes_cs);
return *object ? S_OK : E_NOINTERFACE;
}
HRESULT __cdecl irpcss_get_thread_seq_id(handle_t h, DWORD *id)
{
static LONG thread_seq_id;
*id = InterlockedIncrement(&thread_seq_id);
return S_OK;
}
static RPC_STATUS RPCSS_Initialize(void)
{
static unsigned short irot_protseq[] = IROT_PROTSEQ;
static unsigned short irot_endpoint[] = IROT_ENDPOINT;
static unsigned short epm_protseq[] = L"ncacn_np";
static unsigned short epm_endpoint[] = L"\\pipe\\epmapper";
static unsigned short epm_protseq_lrpc[] = L"ncalrpc";
static unsigned short epm_endpoint_lrpc[] = L"epmapper";
static unsigned short irpcss_protseq[] = IRPCSS_PROTSEQ;
static unsigned short irpcss_endpoint[] = IRPCSS_ENDPOINT;
static const struct protseq_map
{
unsigned short *protseq;
unsigned short *endpoint;
} protseqs[] =
{
{ epm_protseq, epm_endpoint },
{ epm_protseq_lrpc, epm_endpoint_lrpc },
{ irot_protseq, irot_endpoint },
{ irpcss_protseq, irpcss_endpoint },
};
RPC_IF_HANDLE ifspecs[] =
{
epm_v3_0_s_ifspec,
Irot_v0_2_s_ifspec,
Irpcss_v0_0_s_ifspec,
};
RPC_STATUS status;
int i, j;
WINE_TRACE("\n");
for (i = 0, j = 0; i < ARRAY_SIZE(ifspecs); ++i, j = i)
{
status = RpcServerRegisterIf(ifspecs[i], NULL, NULL);
if (status != RPC_S_OK)
goto fail;
}
for (i = 0; i < ARRAY_SIZE(protseqs); ++i)
{
status = RpcServerUseProtseqEpW(protseqs[i].protseq, RPC_C_PROTSEQ_MAX_REQS_DEFAULT,
protseqs[i].endpoint, NULL);
if (status != RPC_S_OK)
goto fail;
}
status = RpcServerListen(1, RPC_C_LISTEN_MAX_CALLS_DEFAULT, TRUE);
if (status != RPC_S_OK)
goto fail;
return RPC_S_OK;
fail:
for (i = 0; i < j; ++i)
RpcServerUnregisterIf(ifspecs[i], NULL, FALSE);
return status;
}
static DWORD WINAPI service_handler( DWORD ctrl, DWORD event_type, LPVOID event_data, LPVOID context )
{
SERVICE_STATUS status;
status.dwServiceType = SERVICE_WIN32;
status.dwControlsAccepted = SERVICE_ACCEPT_STOP;
status.dwWin32ExitCode = 0;
status.dwServiceSpecificExitCode = 0;
status.dwCheckPoint = 0;
status.dwWaitHint = 0;
switch (ctrl)
{
case SERVICE_CONTROL_STOP:
case SERVICE_CONTROL_SHUTDOWN:
TRACE( "shutting down\n" );
RpcMgmtStopServerListening( NULL );
RpcServerUnregisterIf( epm_v3_0_s_ifspec, NULL, TRUE );
RpcServerUnregisterIf( Irot_v0_2_s_ifspec, NULL, TRUE );
status.dwCurrentState = SERVICE_STOP_PENDING;
status.dwControlsAccepted = 0;
SetServiceStatus( service_handle, &status );
SetEvent( exit_event );
return NO_ERROR;
default:
FIXME( "got service ctrl %x\n", ctrl );
status.dwCurrentState = SERVICE_RUNNING;
SetServiceStatus( service_handle, &status );
return NO_ERROR;
}
}
static void WINAPI ServiceMain( DWORD argc, LPWSTR *argv )
{
SERVICE_STATUS status;
RPC_STATUS ret;
TRACE( "starting service\n" );
if ((ret = RPCSS_Initialize()))
{
WARN("Failed to initialize rpc interfaces, status %d.\n", ret);
return;
}
exit_event = CreateEventW( NULL, TRUE, FALSE, NULL );
service_handle = RegisterServiceCtrlHandlerExW( rpcssW, service_handler, NULL );
if (!service_handle) return;
status.dwServiceType = SERVICE_WIN32;
status.dwCurrentState = SERVICE_RUNNING;
status.dwControlsAccepted = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_SHUTDOWN;
status.dwWin32ExitCode = 0;
status.dwServiceSpecificExitCode = 0;
status.dwCheckPoint = 0;
status.dwWaitHint = 10000;
SetServiceStatus( service_handle, &status );
WaitForSingleObject( exit_event, INFINITE );
status.dwCurrentState = SERVICE_STOPPED;
status.dwControlsAccepted = 0;
SetServiceStatus( service_handle, &status );
TRACE( "service stopped\n" );
}
int __cdecl wmain( int argc, WCHAR *argv[] )
{
static const SERVICE_TABLE_ENTRYW service_table[] =
{
{ rpcssW, ServiceMain },
{ NULL, NULL }
};
StartServiceCtrlDispatcherW( service_table );
return 0;
}