dlls/rpcrt4/rpc_server.c

   1 /*
   2  * RPC server API
   3  *
   4  * Copyright 2001 Ove Kåven, TransGaming Technologies
   5  * Copyright 2004 Filip Navara
   6  *
   7  * This library is free software; you can redistribute it and/or
   8  * modify it under the terms of the GNU Lesser General Public
   9  * License as published by the Free Software Foundation; either
  10  * version 2.1 of the License, or (at your option) any later version.
  11  *
  12  * This library is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15  * Lesser General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU Lesser General Public
  18  * License along with this library; if not, write to the Free Software
  19  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  20  *
  21  * TODO:
  22  *  - a whole lot
  23  */
  24
  25 #include "config.h"
  26 #include "wine/port.h"
  27
  28 #include <stdarg.h>
  29 #include <stdio.h>
  30 #include <string.h>
  31 #include <assert.h>
  32
  33 #include "windef.h"
  34 #include "winbase.h"
  35 #include "winerror.h"
  36 #include "winreg.h"
  37 #include "ntstatus.h"
  38
  39 #include "rpc.h"
  40 #include "rpcndr.h"
  41 #include "excpt.h"
  42
  43 #include "wine/debug.h"
  44 #include "wine/exception.h"
  45
  46 #include "rpc_server.h"
  47 #include "rpc_misc.h"
  48 #include "rpc_message.h"
  49 #include "rpc_defs.h"
  50
  51 #define MAX_THREADS 128
  52
  53 WINE_DEFAULT_DEBUG_CHANNEL(ole);
  54
  55 typedef struct _RpcPacket
  56 {
  57   struct _RpcPacket* next;
  58   struct _RpcConnection* conn;
  59   RpcPktHdr* hdr;
  60   RPC_MESSAGE* msg;
  61 } RpcPacket;
  62
  63 typedef struct _RpcObjTypeMap
  64 {
  65   /* FIXME: a hash table would be better. */
  66   struct _RpcObjTypeMap *next;
  67   UUID Object;
  68   UUID Type;
  69 } RpcObjTypeMap;
  70
  71 static RpcObjTypeMap *RpcObjTypeMaps;
  72
  73 static RpcServerProtseq* protseqs;
  74 static RpcServerInterface* ifs;
  75
  76 static CRITICAL_SECTION server_cs;
  77 static CRITICAL_SECTION_DEBUG server_cs_debug =
  78 {
  79     0, 0, &server_cs,
  80     { &server_cs_debug.ProcessLocksList, &server_cs_debug.ProcessLocksList },
  81       0, 0, { 0, (DWORD)(__FILE__ ": server_cs") }
  82 };
  83 static CRITICAL_SECTION server_cs = { &server_cs_debug, -1, 0, 0, 0, 0 };
  84
  85 static CRITICAL_SECTION listen_cs;
  86 static CRITICAL_SECTION_DEBUG listen_cs_debug =
  87 {
  88     0, 0, &listen_cs,
  89     { &listen_cs_debug.ProcessLocksList, &listen_cs_debug.ProcessLocksList },
  90       0, 0, { 0, (DWORD)(__FILE__ ": listen_cs") }
  91 };
  92 static CRITICAL_SECTION listen_cs = { &listen_cs_debug, -1, 0, 0, 0, 0 };
  93
  94 static BOOL std_listen;
  95 static LONG listen_count = -1;
  96 static HANDLE mgr_event, server_thread;
  97
  98 static CRITICAL_SECTION spacket_cs;
  99 static CRITICAL_SECTION_DEBUG spacket_cs_debug =
 100 {
 101     0, 0, &spacket_cs,
 102     { &spacket_cs_debug.ProcessLocksList, &spacket_cs_debug.ProcessLocksList },
 103       0, 0, { 0, (DWORD)(__FILE__ ": spacket_cs") }
 104 };
 105 static CRITICAL_SECTION spacket_cs = { &spacket_cs_debug, -1, 0, 0, 0, 0 };
 106
 107 static RpcPacket* spacket_head;
 108 static RpcPacket* spacket_tail;
 109 static HANDLE server_sem;
 110
 111 static DWORD worker_count, worker_free, worker_tls;
 112
 113 static UUID uuid_nil;
 114
 115 inline static RpcObjTypeMap *LookupObjTypeMap(UUID *ObjUuid)
 116 {
 117   RpcObjTypeMap *rslt = RpcObjTypeMaps;
 118   RPC_STATUS dummy;
 119
 120   while (rslt) {
 121     if (! UuidCompare(ObjUuid, &rslt->Object, &dummy)) break;
 122     rslt = rslt->next;
 123   }
 124
 125   return rslt;
 126 }
 127
 128 inline static UUID *LookupObjType(UUID *ObjUuid)
 129 {
 130   RpcObjTypeMap *map = LookupObjTypeMap(ObjUuid);
 131   if (map)
 132     return &map->Type;
 133   else
 134     return &uuid_nil;
 135 }
 136
 137 static RpcServerInterface* RPCRT4_find_interface(UUID* object,
 138                                                  RPC_SYNTAX_IDENTIFIER* if_id,
 139                                                  BOOL check_object)
 140 {
 141   UUID* MgrType = NULL;
 142   RpcServerInterface* cif = NULL;
 143   RPC_STATUS status;
 144
 145   if (check_object)
 146     MgrType = LookupObjType(object);
 147   EnterCriticalSection(&server_cs);
 148   cif = ifs;
 149   while (cif) {
 150     if (!memcmp(if_id, &cif->If->InterfaceId, sizeof(RPC_SYNTAX_IDENTIFIER)) &&
 151         (check_object == FALSE || UuidEqual(MgrType, &cif->MgrTypeUuid, &status)) &&
 152         (std_listen || (cif->Flags & RPC_IF_AUTOLISTEN))) break;
 153     cif = cif->Next;
 154   }
 155   LeaveCriticalSection(&server_cs);
 156   TRACE("returning %p for %s\n", cif, debugstr_guid(object));
 157   return cif;
 158 }
 159
 160 static void RPCRT4_push_packet(RpcPacket* packet)
 161 {
 162   packet->next = NULL;
 163   EnterCriticalSection(&spacket_cs);
 164   if (spacket_tail) {
 165     spacket_tail->next = packet;
 166     spacket_tail = packet;
 167   } else {
 168     spacket_head = packet;
 169     spacket_tail = packet;
 170   }
 171   LeaveCriticalSection(&spacket_cs);
 172 }
 173
 174 static RpcPacket* RPCRT4_pop_packet(void)
 175 {
 176   RpcPacket* packet;
 177   EnterCriticalSection(&spacket_cs);
 178   packet = spacket_head;
 179   if (packet) {
 180     spacket_head = packet->next;
 181     if (!spacket_head) spacket_tail = NULL;
 182   }
 183   LeaveCriticalSection(&spacket_cs);
 184   if (packet) packet->next = NULL;
 185   return packet;
 186 }
 187
 188 typedef struct {
 189   PRPC_MESSAGE msg;
 190   void* buf;
 191 } packet_state;
 192
 193 static WINE_EXCEPTION_FILTER(rpc_filter)
 194 {
 195   packet_state* state;
 196   PRPC_MESSAGE msg;
 197   state = TlsGetValue(worker_tls);
 198   msg = state->msg;
 199   if (msg->Buffer != state->buf) I_RpcFreeBuffer(msg);
 200   msg->RpcFlags |= WINE_RPCFLAG_EXCEPTION;
 201   msg->BufferLength = sizeof(DWORD);
 202   I_RpcGetBuffer(msg);
 203   *(DWORD*)msg->Buffer = GetExceptionCode();
 204   WARN("exception caught with code 0x%08lx = %ld\n", *(DWORD*)msg->Buffer, *(DWORD*)msg->Buffer);
 205   TRACE("returning failure packet\n");
 206   return EXCEPTION_EXECUTE_HANDLER;
 207 }
 208
 209 static void RPCRT4_process_packet(RpcConnection* conn, RpcPktHdr* hdr, RPC_MESSAGE* msg)
 210 {
 211   RpcServerInterface* sif;
 212   RPC_DISPATCH_FUNCTION func;
 213   packet_state state;
 214   UUID *object_uuid;
 215   RpcPktHdr *response;
 216   void *buf = msg->Buffer;
 217   RPC_STATUS status;
 218
 219   state.msg = msg;
 220   state.buf = buf;
 221   TlsSetValue(worker_tls, &state);
 222
 223   switch (hdr->common.ptype) {
 224     case PKT_BIND:
 225       TRACE("got bind packet\n");
 226
 227       /* FIXME: do more checks! */
 228       if (hdr->bind.max_tsize < RPC_MIN_PACKET_SIZE ||
 229           !UuidIsNil(&conn->ActiveInterface.SyntaxGUID, &status)) {
 230         TRACE("packet size less than min size, or active interface syntax guid non-null\n");
 231         sif = NULL;
 232       } else {
 233         sif = RPCRT4_find_interface(NULL, &hdr->bind.abstract, FALSE);
 234       }
 235       if (sif == NULL) {
 236         TRACE("rejecting bind request on connection %p\n", conn);
 237         /* Report failure to client. */
 238         response = RPCRT4_BuildBindNackHeader(NDR_LOCAL_DATA_REPRESENTATION,
 239                                               RPC_VER_MAJOR, RPC_VER_MINOR);
 240       } else {
 241         TRACE("accepting bind request on connection %p\n", conn);
 242
 243         /* accept. */
 244         response = RPCRT4_BuildBindAckHeader(NDR_LOCAL_DATA_REPRESENTATION,
 245                                              RPC_MAX_PACKET_SIZE,
 246                                              RPC_MAX_PACKET_SIZE,
 247                                              conn->Endpoint,
 248                                              RESULT_ACCEPT, NO_REASON,
 249                                              &sif->If->TransferSyntax);
 250
 251         /* save the interface for later use */
 252         conn->ActiveInterface = hdr->bind.abstract;
 253         conn->MaxTransmissionSize = hdr->bind.max_tsize;
 254       }
 255
 256       if (RPCRT4_Send(conn, response, NULL, 0) != RPC_S_OK)
 257         goto fail;
 258
 259       break;
 260
 261     case PKT_REQUEST:
 262       TRACE("got request packet\n");
 263
 264       /* fail if the connection isn't bound with an interface */
 265       if (UuidIsNil(&conn->ActiveInterface.SyntaxGUID, &status)) {
 266         response = RPCRT4_BuildFaultHeader(NDR_LOCAL_DATA_REPRESENTATION,
 267                                            status);
 268
 269         RPCRT4_Send(conn, response, NULL, 0);
 270         break;
 271       }
 272
 273       if (hdr->common.flags & RPC_FLG_OBJECT_UUID) {
 274         object_uuid = (UUID*)(&hdr->request + 1);
 275       } else {
 276         object_uuid = NULL;
 277       }
 278
 279       sif = RPCRT4_find_interface(object_uuid, &conn->ActiveInterface, TRUE);
 280       msg->RpcInterfaceInformation = sif->If;
 281       /* copy the endpoint vector from sif to msg so that midl-generated code will use it */
 282       msg->ManagerEpv = sif->MgrEpv;
 283       if (object_uuid != NULL) {
 284         RPCRT4_SetBindingObject(msg->Handle, object_uuid);
 285       }
 286
 287       /* find dispatch function */
 288       msg->ProcNum = hdr->request.opnum;
 289       if (sif->Flags & RPC_IF_OLE) {
 290         /* native ole32 always gives us a dispatch table with a single entry
 291          * (I assume that's a wrapper for IRpcStubBuffer::Invoke) */
 292         func = *sif->If->DispatchTable->DispatchTable;
 293       } else {
 294         if (msg->ProcNum >= sif->If->DispatchTable->DispatchTableCount) {
 295           ERR("invalid procnum\n");
 296           func = NULL;
 297         }
 298         func = sif->If->DispatchTable->DispatchTable[msg->ProcNum];
 299       }
 300
 301       /* put in the drep. FIXME: is this more universally applicable?
 302          perhaps we should move this outward... */
 303       msg->DataRepresentation =
 304         MAKELONG( MAKEWORD(hdr->common.drep[0], hdr->common.drep[1]),
 305                   MAKEWORD(hdr->common.drep[2], hdr->common.drep[3]));
 306
 307       /* dispatch */
 308       __TRY {
 309         if (func) func(msg);
 310       } __EXCEPT(rpc_filter) {
 311         /* failure packet was created in rpc_filter */
 312       } __ENDTRY
 313
 314       /* send response packet */
 315       I_RpcSend(msg);
 316
 317       msg->RpcInterfaceInformation = NULL;
 318
 319       break;
 320
 321     default:
 322       FIXME("unhandled packet type\n");
 323       break;
 324   }
 325
 326 fail:
 327   /* clean up */
 328   if (msg->Buffer == buf) msg->Buffer = NULL;
 329   TRACE("freeing Buffer=%p\n", buf);
 330   HeapFree(GetProcessHeap(), 0, buf);
 331   RPCRT4_DestroyBinding(msg->Handle);
 332   msg->Handle = 0;
 333   I_RpcFreeBuffer(msg);
 334   msg->Buffer = NULL;
 335   RPCRT4_FreeHeader(hdr);
 336   TlsSetValue(worker_tls, NULL);
 337 }
 338
 339 static DWORD CALLBACK RPCRT4_worker_thread(LPVOID the_arg)
 340 {
 341   DWORD obj;
 342   RpcPacket* pkt;
 343
 344   for (;;) {
 345     /* idle timeout after 5s */
 346     obj = WaitForSingleObject(server_sem, 5000);
 347     if (obj == WAIT_TIMEOUT) {
 348       /* if another idle thread exist, self-destruct */
 349       if (worker_free > 1) break;
 350       continue;
 351     }
 352     pkt = RPCRT4_pop_packet();
 353     if (!pkt) continue;
 354     InterlockedDecrement(&worker_free);
 355     for (;;) {
 356       RPCRT4_process_packet(pkt->conn, pkt->hdr, pkt->msg);
 357       HeapFree(GetProcessHeap(), 0, pkt);
 358       /* try to grab another packet here without waiting
 359        * on the semaphore, in case it hits max */
 360       pkt = RPCRT4_pop_packet();
 361       if (!pkt) break;
 362       /* decrement semaphore */
 363       WaitForSingleObject(server_sem, 0);
 364     }
 365     InterlockedIncrement(&worker_free);
 366   }
 367   InterlockedDecrement(&worker_free);
 368   InterlockedDecrement(&worker_count);
 369   return 0;
 370 }
 371
 372 static void RPCRT4_create_worker_if_needed(void)
 373 {
 374   if (!worker_free && worker_count < MAX_THREADS) {
 375     HANDLE thread;
 376     InterlockedIncrement(&worker_count);
 377     InterlockedIncrement(&worker_free);
 378     thread = CreateThread(NULL, 0, RPCRT4_worker_thread, NULL, 0, NULL);
 379     if (thread) CloseHandle(thread);
 380     else {
 381       InterlockedDecrement(&worker_free);
 382       InterlockedDecrement(&worker_count);
 383     }
 384   }
 385 }
 386
 387 static DWORD CALLBACK RPCRT4_io_thread(LPVOID the_arg)
 388 {
 389   RpcConnection* conn = (RpcConnection*)the_arg;
 390   RpcPktHdr *hdr;
 391   RpcBinding *pbind;
 392   RPC_MESSAGE *msg;
 393   RPC_STATUS status;
 394   RpcPacket *packet;
 395
 396   TRACE("(%p)\n", conn);
 397
 398   for (;;) {
 399     msg = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(RPC_MESSAGE));
 400
 401     /* create temporary binding for dispatch, it will be freed in
 402      * RPCRT4_process_packet */
 403     RPCRT4_MakeBinding(&pbind, conn);
 404     msg->Handle = (RPC_BINDING_HANDLE)pbind;
 405
 406     status = RPCRT4_Receive(conn, &hdr, msg);
 407     if (status != RPC_S_OK) {
 408       WARN("receive failed with error %lx\n", status);
 409       break;
 410     }
 411
 412 #if 0
 413     RPCRT4_process_packet(conn, hdr, msg);
 414 #else
 415     packet = HeapAlloc(GetProcessHeap(), 0, sizeof(RpcPacket));
 416     packet->conn = conn;
 417     packet->hdr = hdr;
 418     packet->msg = msg;
 419     RPCRT4_create_worker_if_needed();
 420     RPCRT4_push_packet(packet);
 421     ReleaseSemaphore(server_sem, 1, NULL);
 422 #endif
 423     msg = NULL;
 424   }
 425   if (msg) HeapFree(GetProcessHeap(), 0, msg);
 426   RPCRT4_DestroyConnection(conn);
 427   return 0;
 428 }
 429
 430 static void RPCRT4_new_client(RpcConnection* conn)
 431 {
 432   HANDLE thread = CreateThread(NULL, 0, RPCRT4_io_thread, conn, 0, NULL);
 433   if (!thread) {
 434     DWORD err = GetLastError();
 435     ERR("failed to create thread, error=%08lx\n", err);
 436     RPCRT4_DestroyConnection(conn);
 437   }
 438   /* we could set conn->thread, but then we'd have to make the io_thread wait
 439    * for that, otherwise the thread might finish, destroy the connection, and
 440    * free the memory we'd write to before we did, causing crashes and stuff -
 441    * so let's implement that later, when we really need conn->thread */
 442
 443   CloseHandle( thread );
 444 }
 445
 446 static DWORD CALLBACK RPCRT4_server_thread(LPVOID the_arg)
 447 {
 448   HANDLE m_event = mgr_event, b_handle;
 449   HANDLE *objs = NULL;
 450   DWORD count, res;
 451   RpcServerProtseq* cps;
 452   RpcConnection* conn;
 453   RpcConnection* cconn;
 454
 455   TRACE("(the_arg == ^%p)\n", the_arg);
 456
 457   for (;;) {
 458     EnterCriticalSection(&server_cs);
 459     /* open and count connections */
 460     count = 1;
 461     cps = protseqs;
 462     while (cps) {
 463       conn = cps->conn;
 464       while (conn) {
 465         RPCRT4_OpenConnection(conn);
 466         if (conn->ovl.hEvent) count++;
 467         conn = conn->Next;
 468       }
 469       cps = cps->Next;
 470     }
 471     /* make array of connections */
 472     if (objs)
 473         objs = HeapReAlloc(GetProcessHeap(), 0, objs, count*sizeof(HANDLE));
 474     else
 475         objs = HeapAlloc(GetProcessHeap(), 0, count*sizeof(HANDLE));
 476
 477     objs[0] = m_event;
 478     count = 1;
 479     cps = protseqs;
 480     while (cps) {
 481       conn = cps->conn;
 482       while (conn) {
 483         if (conn->ovl.hEvent) objs[count++] = conn->ovl.hEvent;
 484         conn = conn->Next;
 485       }
 486       cps = cps->Next;
 487     }
 488     LeaveCriticalSection(&server_cs);
 489
 490     /* start waiting */
 491     res = WaitForMultipleObjects(count, objs, FALSE, INFINITE);
 492     if (res == WAIT_OBJECT_0) {
 493       ResetEvent(m_event);
 494       if (!std_listen) break;
 495     }
 496     else if (res == WAIT_FAILED) {
 497       ERR("wait failed\n");
 498     }
 499     else {
 500       b_handle = objs[res - WAIT_OBJECT_0];
 501       /* find which connection got a RPC */
 502       EnterCriticalSection(&server_cs);
 503       conn = NULL;
 504       cps = protseqs;
 505       while (cps) {
 506         conn = cps->conn;
 507         while (conn) {
 508           if (conn->ovl.hEvent == b_handle) break;
 509           conn = conn->Next;
 510         }
 511         if (conn) break;
 512         cps = cps->Next;
 513       }
 514       cconn = NULL;
 515       if (conn) RPCRT4_SpawnConnection(&cconn, conn);
 516       LeaveCriticalSection(&server_cs);
 517       if (!conn) {
 518         ERR("failed to locate connection for handle %p\n", b_handle);
 519       }
 520       if (cconn) RPCRT4_new_client(cconn);
 521     }
 522   }
 523   HeapFree(GetProcessHeap(), 0, objs);
 524   EnterCriticalSection(&server_cs);
 525   /* close connections */
 526   cps = protseqs;
 527   while (cps) {
 528     conn = cps->conn;
 529     while (conn) {
 530       RPCRT4_CloseConnection(conn);
 531       conn = conn->Next;
 532     }
 533     cps = cps->Next;
 534   }
 535   LeaveCriticalSection(&server_cs);
 536   return 0;
 537 }
 538
 539 static void RPCRT4_start_listen(void)
 540 {
 541   TRACE("\n");
 542
 543   EnterCriticalSection(&listen_cs);
 544   if (! ++listen_count) {
 545     if (!mgr_event) mgr_event = CreateEventA(NULL, TRUE, FALSE, NULL);
 546     if (!server_sem) server_sem = CreateSemaphoreA(NULL, 0, MAX_THREADS, NULL);
 547     if (!worker_tls) worker_tls = TlsAlloc();
 548     std_listen = TRUE;
 549     server_thread = CreateThread(NULL, 0, RPCRT4_server_thread, NULL, 0, NULL);
 550     LeaveCriticalSection(&listen_cs);
 551   } else {
 552     LeaveCriticalSection(&listen_cs);
 553     SetEvent(mgr_event);
 554   }
 555 }
 556
 557 static void RPCRT4_stop_listen(void)
 558 {
 559   EnterCriticalSection(&listen_cs);
 560   if (listen_count == -1)
 561     LeaveCriticalSection(&listen_cs);
 562   else if (--listen_count == -1) {
 563     std_listen = FALSE;
 564     LeaveCriticalSection(&listen_cs);
 565     SetEvent(mgr_event);
 566   } else
 567     LeaveCriticalSection(&listen_cs);
 568   assert(listen_count > -2);
 569 }
 570
 571 static RPC_STATUS RPCRT4_use_protseq(RpcServerProtseq* ps)
 572 {
 573   RPCRT4_CreateConnection(&ps->conn, TRUE, ps->Protseq, NULL, ps->Endpoint, NULL, NULL);
 574
 575   EnterCriticalSection(&server_cs);
 576   ps->Next = protseqs;
 577   protseqs = ps;
 578   LeaveCriticalSection(&server_cs);
 579
 580   if (std_listen) SetEvent(mgr_event);
 581
 582   return RPC_S_OK;
 583 }
 584
 585 /***********************************************************************
 586  *             RpcServerInqBindings (RPCRT4.@)
 587  */
 588 RPC_STATUS WINAPI RpcServerInqBindings( RPC_BINDING_VECTOR** BindingVector )
 589 {
 590   RPC_STATUS status;
 591   DWORD count;
 592   RpcServerProtseq* ps;
 593   RpcConnection* conn;
 594
 595   if (BindingVector)
 596     TRACE("(*BindingVector == ^%p)\n", *BindingVector);
 597   else
 598     ERR("(BindingVector == NULL!!?)\n");
 599
 600   EnterCriticalSection(&server_cs);
 601   /* count connections */
 602   count = 0;
 603   ps = protseqs;
 604   while (ps) {
 605     conn = ps->conn;
 606     while (conn) {
 607       count++;
 608       conn = conn->Next;
 609     }
 610     ps = ps->Next;
 611   }
 612   if (count) {
 613     /* export bindings */
 614     *BindingVector = HeapAlloc(GetProcessHeap(), 0,
 615                               sizeof(RPC_BINDING_VECTOR) +
 616                               sizeof(RPC_BINDING_HANDLE)*(count-1));
 617     (*BindingVector)->Count = count;
 618     count = 0;
 619     ps = protseqs;
 620     while (ps) {
 621       conn = ps->conn;
 622       while (conn) {
 623        RPCRT4_MakeBinding((RpcBinding**)&(*BindingVector)->BindingH[count],
 624                           conn);
 625        count++;
 626        conn = conn->Next;
 627       }
 628       ps = ps->Next;
 629     }
 630     status = RPC_S_OK;
 631   } else {
 632     *BindingVector = NULL;
 633     status = RPC_S_NO_BINDINGS;
 634   }
 635   LeaveCriticalSection(&server_cs);
 636   return status;
 637 }
 638
 639 /***********************************************************************
 640  *             RpcServerUseProtseqEpA (RPCRT4.@)
 641  */
 642 RPC_STATUS WINAPI RpcServerUseProtseqEpA( unsigned char *Protseq, UINT MaxCalls, unsigned char *Endpoint, LPVOID SecurityDescriptor )
 643 {
 644   RPC_POLICY policy;
 645
 646   TRACE( "(%s,%u,%s,%p)\n", Protseq, MaxCalls, Endpoint, SecurityDescriptor );
 647
 648   /* This should provide the default behaviour */
 649   policy.Length        = sizeof( policy );
 650   policy.EndpointFlags = 0;
 651   policy.NICFlags      = 0;
 652
 653   return RpcServerUseProtseqEpExA( Protseq, MaxCalls, Endpoint, SecurityDescriptor, &policy );
 654 }
 655
 656 /***********************************************************************
 657  *             RpcServerUseProtseqEpW (RPCRT4.@)
 658  */
 659 RPC_STATUS WINAPI RpcServerUseProtseqEpW( LPWSTR Protseq, UINT MaxCalls, LPWSTR Endpoint, LPVOID SecurityDescriptor )
 660 {
 661   RPC_POLICY policy;
 662
 663   TRACE( "(%s,%u,%s,%p)\n", debugstr_w( Protseq ), MaxCalls, debugstr_w( Endpoint ), SecurityDescriptor );
 664
 665   /* This should provide the default behaviour */
 666   policy.Length        = sizeof( policy );
 667   policy.EndpointFlags = 0;
 668   policy.NICFlags      = 0;
 669
 670   return RpcServerUseProtseqEpExW( Protseq, MaxCalls, Endpoint, SecurityDescriptor, &policy );
 671 }
 672
 673 /***********************************************************************
 674  *             RpcServerUseProtseqEpExA (RPCRT4.@)
 675  */
 676 RPC_STATUS WINAPI RpcServerUseProtseqEpExA( unsigned char *Protseq, UINT MaxCalls, unsigned char *Endpoint, LPVOID SecurityDescriptor,
 677                                             PRPC_POLICY lpPolicy )
 678 {
 679   RpcServerProtseq* ps;
 680
 681   TRACE("(%s,%u,%s,%p,{%u,%lu,%lu})\n", debugstr_a( Protseq ), MaxCalls,
 682        debugstr_a( Endpoint ), SecurityDescriptor,
 683        lpPolicy->Length, lpPolicy->EndpointFlags, lpPolicy->NICFlags );
 684
 685   ps = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(RpcServerProtseq));
 686   ps->MaxCalls = MaxCalls;
 687   ps->Protseq = RPCRT4_strdupA(Protseq);
 688   ps->Endpoint = RPCRT4_strdupA(Endpoint);
 689
 690   return RPCRT4_use_protseq(ps);
 691 }
 692
 693 /***********************************************************************
 694  *             RpcServerUseProtseqEpExW (RPCRT4.@)
 695  */
 696 RPC_STATUS WINAPI RpcServerUseProtseqEpExW( LPWSTR Protseq, UINT MaxCalls, LPWSTR Endpoint, LPVOID SecurityDescriptor,
 697                                             PRPC_POLICY lpPolicy )
 698 {
 699   RpcServerProtseq* ps;
 700
 701   TRACE("(%s,%u,%s,%p,{%u,%lu,%lu})\n", debugstr_w( Protseq ), MaxCalls,
 702        debugstr_w( Endpoint ), SecurityDescriptor,
 703        lpPolicy->Length, lpPolicy->EndpointFlags, lpPolicy->NICFlags );
 704
 705   ps = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(RpcServerProtseq));
 706   ps->MaxCalls = MaxCalls;
 707   ps->Protseq = RPCRT4_strdupWtoA(Protseq);
 708   ps->Endpoint = RPCRT4_strdupWtoA(Endpoint);
 709
 710   return RPCRT4_use_protseq(ps);
 711 }
 712
 713 /***********************************************************************
 714  *             RpcServerUseProtseqA (RPCRT4.@)
 715  */
 716 RPC_STATUS WINAPI RpcServerUseProtseqA(unsigned char *Protseq, unsigned int MaxCalls, void *SecurityDescriptor)
 717 {
 718   TRACE("(Protseq == %s, MaxCalls == %d, SecurityDescriptor == ^%p)\n", debugstr_a(Protseq), MaxCalls, SecurityDescriptor);
 719   return RpcServerUseProtseqEpA(Protseq, MaxCalls, NULL, SecurityDescriptor);
 720 }
 721
 722 /***********************************************************************
 723  *             RpcServerUseProtseqW (RPCRT4.@)
 724  */
 725 RPC_STATUS WINAPI RpcServerUseProtseqW(LPWSTR Protseq, unsigned int MaxCalls, void *SecurityDescriptor)
 726 {
 727   TRACE("Protseq == %s, MaxCalls == %d, SecurityDescriptor == ^%p)\n", debugstr_w(Protseq), MaxCalls, SecurityDescriptor);
 728   return RpcServerUseProtseqEpW(Protseq, MaxCalls, NULL, SecurityDescriptor);
 729 }
 730
 731 /***********************************************************************
 732  *             RpcServerRegisterIf (RPCRT4.@)
 733  */
 734 RPC_STATUS WINAPI RpcServerRegisterIf( RPC_IF_HANDLE IfSpec, UUID* MgrTypeUuid, RPC_MGR_EPV* MgrEpv )
 735 {
 736   TRACE("(%p,%s,%p)\n", IfSpec, debugstr_guid(MgrTypeUuid), MgrEpv);
 737   return RpcServerRegisterIf2( IfSpec, MgrTypeUuid, MgrEpv, 0, RPC_C_LISTEN_MAX_CALLS_DEFAULT, (UINT)-1, NULL );
 738 }
 739
 740 /***********************************************************************
 741  *             RpcServerRegisterIfEx (RPCRT4.@)
 742  */
 743 RPC_STATUS WINAPI RpcServerRegisterIfEx( RPC_IF_HANDLE IfSpec, UUID* MgrTypeUuid, RPC_MGR_EPV* MgrEpv,
 744                        UINT Flags, UINT MaxCalls, RPC_IF_CALLBACK_FN* IfCallbackFn )
 745 {
 746   TRACE("(%p,%s,%p,%u,%u,%p)\n", IfSpec, debugstr_guid(MgrTypeUuid), MgrEpv, Flags, MaxCalls, IfCallbackFn);
 747   return RpcServerRegisterIf2( IfSpec, MgrTypeUuid, MgrEpv, Flags, MaxCalls, (UINT)-1, IfCallbackFn );
 748 }
 749
 750 /***********************************************************************
 751  *             RpcServerRegisterIf2 (RPCRT4.@)
 752  */
 753 RPC_STATUS WINAPI RpcServerRegisterIf2( RPC_IF_HANDLE IfSpec, UUID* MgrTypeUuid, RPC_MGR_EPV* MgrEpv,
 754                       UINT Flags, UINT MaxCalls, UINT MaxRpcSize, RPC_IF_CALLBACK_FN* IfCallbackFn )
 755 {
 756   PRPC_SERVER_INTERFACE If = (PRPC_SERVER_INTERFACE)IfSpec;
 757   RpcServerInterface* sif;
 758   unsigned int i;
 759
 760   TRACE("(%p,%s,%p,%u,%u,%u,%p)\n", IfSpec, debugstr_guid(MgrTypeUuid), MgrEpv, Flags, MaxCalls,
 761          MaxRpcSize, IfCallbackFn);
 762   TRACE(" interface id: %s %d.%d\n", debugstr_guid(&If->InterfaceId.SyntaxGUID),
 763                                      If->InterfaceId.SyntaxVersion.MajorVersion,
 764                                      If->InterfaceId.SyntaxVersion.MinorVersion);
 765   TRACE(" transfer syntax: %s %d.%d\n", debugstr_guid(&If->TransferSyntax.SyntaxGUID),
 766                                         If->TransferSyntax.SyntaxVersion.MajorVersion,
 767                                         If->TransferSyntax.SyntaxVersion.MinorVersion);
 768   TRACE(" dispatch table: %p\n", If->DispatchTable);
 769   if (If->DispatchTable) {
 770     TRACE("  dispatch table count: %d\n", If->DispatchTable->DispatchTableCount);
 771     for (i=0; i<If->DispatchTable->DispatchTableCount; i++) {
 772       TRACE("   entry %d: %p\n", i, If->DispatchTable->DispatchTable[i]);
 773     }
 774     TRACE("  reserved: %ld\n", If->DispatchTable->Reserved);
 775   }
 776   TRACE(" protseq endpoint count: %d\n", If->RpcProtseqEndpointCount);
 777   TRACE(" default manager epv: %p\n", If->DefaultManagerEpv);
 778   TRACE(" interpreter info: %p\n", If->InterpreterInfo);
 779
 780   sif = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(RpcServerInterface));
 781   sif->If           = If;
 782   if (MgrTypeUuid) {
 783     memcpy(&sif->MgrTypeUuid, MgrTypeUuid, sizeof(UUID));
 784     sif->MgrEpv       = MgrEpv;
 785   } else {
 786     memset(&sif->MgrTypeUuid, 0, sizeof(UUID));
 787     sif->MgrEpv       = If->DefaultManagerEpv;
 788   }
 789   sif->Flags        = Flags;
 790   sif->MaxCalls     = MaxCalls;
 791   sif->MaxRpcSize   = MaxRpcSize;
 792   sif->IfCallbackFn = IfCallbackFn;
 793
 794   EnterCriticalSection(&server_cs);
 795   sif->Next = ifs;
 796   ifs = sif;
 797   LeaveCriticalSection(&server_cs);
 798
 799   if (sif->Flags & RPC_IF_AUTOLISTEN) {
 800     /* well, start listening, I think... */
 801     RPCRT4_start_listen();
 802   }
 803
 804   return RPC_S_OK;
 805 }
 806
 807 /***********************************************************************
 808  *             RpcServerUnregisterIf (RPCRT4.@)
 809  */
 810 RPC_STATUS WINAPI RpcServerUnregisterIf( RPC_IF_HANDLE IfSpec, UUID* MgrTypeUuid, UINT WaitForCallsToComplete )
 811 {
 812   FIXME("(IfSpec == (RPC_IF_HANDLE)^%p, MgrTypeUuid == %s, WaitForCallsToComplete == %u): stub\n",
 813     IfSpec, debugstr_guid(MgrTypeUuid), WaitForCallsToComplete);
 814
 815   return RPC_S_OK;
 816 }
 817
 818 /***********************************************************************
 819  *             RpcServerUnregisterIfEx (RPCRT4.@)
 820  */
 821 RPC_STATUS WINAPI RpcServerUnregisterIfEx( RPC_IF_HANDLE IfSpec, UUID* MgrTypeUuid, int RundownContextHandles )
 822 {
 823   FIXME("(IfSpec == (RPC_IF_HANDLE)^%p, MgrTypeUuid == %s, RundownContextHandles == %d): stub\n",
 824     IfSpec, debugstr_guid(MgrTypeUuid), RundownContextHandles);
 825
 826   return RPC_S_OK;
 827 }
 828
 829 /***********************************************************************
 830  *             RpcObjectSetType (RPCRT4.@)
 831  *
 832  * PARAMS
 833  *   ObjUuid  [I] "Object" UUID
 834  *   TypeUuid [I] "Type" UUID
 835  *
 836  * RETURNS
 837  *   RPC_S_OK                 The call succeeded
 838  *   RPC_S_INVALID_OBJECT     The provided object (nil) is not valid
 839  *   RPC_S_ALREADY_REGISTERED The provided object is already registered
 840  *
 841  * Maps "Object" UUIDs to "Type" UUID's.  Passing the nil UUID as the type
 842  * resets the mapping for the specified object UUID to nil (the default).
 843  * The nil object is always associated with the nil type and cannot be
 844  * reassigned.  Servers can support multiple implementations on the same
 845  * interface by registering different end-point vectors for the different
 846  * types.  There's no need to call this if a server only supports the nil
 847  * type, as is typical.
 848  */
 849 RPC_STATUS WINAPI RpcObjectSetType( UUID* ObjUuid, UUID* TypeUuid )
 850 {
 851   RpcObjTypeMap *map = RpcObjTypeMaps, *prev = NULL;
 852   RPC_STATUS dummy;
 853
 854   TRACE("(ObjUUID == %s, TypeUuid == %s).\n", debugstr_guid(ObjUuid), debugstr_guid(TypeUuid));
 855   if ((! ObjUuid) || UuidIsNil(ObjUuid, &dummy)) {
 856     /* nil uuid cannot be remapped */
 857     return RPC_S_INVALID_OBJECT;
 858   }
 859
 860   /* find the mapping for this object if there is one ... */
 861   while (map) {
 862     if (! UuidCompare(ObjUuid, &map->Object, &dummy)) break;
 863     prev = map;
 864     map = map->next;
 865   }
 866   if ((! TypeUuid) || UuidIsNil(TypeUuid, &dummy)) {
 867     /* ... and drop it from the list */
 868     if (map) {
 869       if (prev)
 870         prev->next = map->next;
 871       else
 872         RpcObjTypeMaps = map->next;
 873       HeapFree(GetProcessHeap(), 0, map);
 874     }
 875   } else {
 876     /* ... , fail if we found it ... */
 877     if (map)
 878       return RPC_S_ALREADY_REGISTERED;
 879     /* ... otherwise create a new one and add it in. */
 880     map = HeapAlloc(GetProcessHeap(), 0, sizeof(RpcObjTypeMap));
 881     memcpy(&map->Object, ObjUuid, sizeof(UUID));
 882     memcpy(&map->Type, TypeUuid, sizeof(UUID));
 883     map->next = NULL;
 884     if (prev)
 885       prev->next = map; /* prev is the last map in the linklist */
 886     else
 887       RpcObjTypeMaps = map;
 888   }
 889
 890   return RPC_S_OK;
 891 }
 892
 893 /***********************************************************************
 894  *             RpcServerRegisterAuthInfoA (RPCRT4.@)
 895  */
 896 RPC_STATUS WINAPI RpcServerRegisterAuthInfoA( unsigned char *ServerPrincName, unsigned long AuthnSvc, RPC_AUTH_KEY_RETRIEVAL_FN GetKeyFn,
 897                             LPVOID Arg )
 898 {
 899   FIXME( "(%s,%lu,%p,%p): stub\n", ServerPrincName, AuthnSvc, GetKeyFn, Arg );
 900
 901   return RPC_S_UNKNOWN_AUTHN_SERVICE; /* We don't know any authentication services */
 902 }
 903
 904 /***********************************************************************
 905  *             RpcServerRegisterAuthInfoW (RPCRT4.@)
 906  */
 907 RPC_STATUS WINAPI RpcServerRegisterAuthInfoW( LPWSTR ServerPrincName, unsigned long AuthnSvc, RPC_AUTH_KEY_RETRIEVAL_FN GetKeyFn,
 908                             LPVOID Arg )
 909 {
 910   FIXME( "(%s,%lu,%p,%p): stub\n", debugstr_w( ServerPrincName ), AuthnSvc, GetKeyFn, Arg );
 911
 912   return RPC_S_UNKNOWN_AUTHN_SERVICE; /* We don't know any authentication services */
 913 }
 914
 915 /***********************************************************************
 916  *             RpcServerListen (RPCRT4.@)
 917  */
 918 RPC_STATUS WINAPI RpcServerListen( UINT MinimumCallThreads, UINT MaxCalls, UINT DontWait )
 919 {
 920   TRACE("(%u,%u,%u)\n", MinimumCallThreads, MaxCalls, DontWait);
 921
 922   if (!protseqs)
 923     return RPC_S_NO_PROTSEQS_REGISTERED;
 924
 925   EnterCriticalSection(&listen_cs);
 926
 927   if (std_listen) {
 928     LeaveCriticalSection(&listen_cs);
 929     return RPC_S_ALREADY_LISTENING;
 930   }
 931
 932   RPCRT4_start_listen();
 933
 934   LeaveCriticalSection(&listen_cs);
 935
 936   if (DontWait) return RPC_S_OK;
 937
 938   return RpcMgmtWaitServerListen();
 939 }
 940
 941 /***********************************************************************
 942  *             RpcMgmtServerWaitListen (RPCRT4.@)
 943  */
 944 RPC_STATUS WINAPI RpcMgmtWaitServerListen( void )
 945 {
 946   RPC_STATUS rslt = RPC_S_OK;
 947
 948   TRACE("\n");
 949
 950   EnterCriticalSection(&listen_cs);
 951
 952   if (!std_listen)
 953     if ( (rslt = RpcServerListen(1, 0, TRUE)) != RPC_S_OK ) {
 954       LeaveCriticalSection(&listen_cs);
 955       return rslt;
 956     }
 957
 958   LeaveCriticalSection(&listen_cs);
 959
 960   while (std_listen) {
 961     WaitForSingleObject(mgr_event, INFINITE);
 962     if (!std_listen) {
 963       Sleep(100); /* don't spin violently */
 964       TRACE("spinning.\n");
 965     }
 966   }
 967
 968   return rslt;
 969 }
 970
 971 /***********************************************************************
 972  *             RpcMgmtStopServerListening (RPCRT4.@)
 973  */
 974 RPC_STATUS WINAPI RpcMgmtStopServerListening ( RPC_BINDING_HANDLE Binding )
 975 {
 976   TRACE("(Binding == (RPC_BINDING_HANDLE)^%p)\n", Binding);
 977
 978   if (Binding) {
 979     FIXME("client-side invocation not implemented.\n");
 980     return RPC_S_WRONG_KIND_OF_BINDING;
 981   }
 982
 983   /* hmm... */
 984   EnterCriticalSection(&listen_cs);
 985   while (std_listen)
 986     RPCRT4_stop_listen();
 987   LeaveCriticalSection(&listen_cs);
 988
 989   return RPC_S_OK;
 990 }
 991
 992 /***********************************************************************
 993  *             I_RpcServerStartListening (RPCRT4.@)
 994  */
 995 RPC_STATUS WINAPI I_RpcServerStartListening( HWND hWnd )
 996 {
 997   FIXME( "(%p): stub\n", hWnd );
 998
 999   return RPC_S_OK;
1000 }
1001
1002 /***********************************************************************
1003  *             I_RpcServerStopListening (RPCRT4.@)
1004  */
1005 RPC_STATUS WINAPI I_RpcServerStopListening( void )
1006 {
1007   FIXME( "(): stub\n" );
1008
1009   return RPC_S_OK;
1010 }
1011
1012 /***********************************************************************
1013  *             I_RpcWindowProc (RPCRT4.@)
1014  */
1015 UINT WINAPI I_RpcWindowProc( void *hWnd, UINT Message, UINT wParam, ULONG lParam )
1016 {
1017   FIXME( "(%p,%08x,%08x,%08lx): stub\n", hWnd, Message, wParam, lParam );
1018
1019   return 0;
1020 }