dlls/rpcrt4/rpc_server.c

   1 /*
   2  * RPC server API
   3  *
   4  * Copyright 2001 Ove Kåven, TransGaming Technologies
   5  * Copyright 2004 Filip Navara
   6  * Copyright 2006-2008 Robert Shearman (for CodeWeavers)
   7  *
   8  * This library is free software; you can redistribute it and/or
   9  * modify it under the terms of the GNU Lesser General Public
  10  * License as published by the Free Software Foundation; either
  11  * version 2.1 of the License, or (at your option) any later version.
  12  *
  13  * This library is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  16  * Lesser General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU Lesser General Public
  19  * License along with this library; if not, write to the Free Software
  20  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  21  */
  22
  23 #include "config.h"
  24 #include "wine/port.h"
  25
  26 #include <stdarg.h>
  27 #include <stdio.h>
  28 #include <string.h>
  29 #include <assert.h>
  30
  31 #include "windef.h"
  32 #include "winbase.h"
  33 #include "winerror.h"
  34
  35 #include "rpc.h"
  36 #include "rpcndr.h"
  37 #include "excpt.h"
  38
  39 #include "wine/debug.h"
  40 #include "wine/exception.h"
  41
  42 #include "rpc_server.h"
  43 #include "rpc_assoc.h"
  44 #include "rpc_message.h"
  45 #include "rpc_defs.h"
  46 #include "ncastatus.h"
  47
  48 WINE_DEFAULT_DEBUG_CHANNEL(rpc);
  49
  50 typedef struct _RpcPacket
  51 {
  52   struct _RpcConnection* conn;
  53   RpcPktHdr* hdr;
  54   RPC_MESSAGE* msg;
  55   unsigned char *auth_data;
  56   ULONG auth_length;
  57 } RpcPacket;
  58
  59 typedef struct _RpcObjTypeMap
  60 {
  61   /* FIXME: a hash table would be better. */
  62   struct _RpcObjTypeMap *next;
  63   UUID Object;
  64   UUID Type;
  65 } RpcObjTypeMap;
  66
  67 static RpcObjTypeMap *RpcObjTypeMaps;
  68
  69 /* list of type RpcServerProtseq */
  70 static struct list protseqs = LIST_INIT(protseqs);
  71 static struct list server_interfaces = LIST_INIT(server_interfaces);
  72 static struct list server_registered_auth_info = LIST_INIT(server_registered_auth_info);
  73
  74 static CRITICAL_SECTION server_cs;
  75 static CRITICAL_SECTION_DEBUG server_cs_debug =
  76 {
  77     0, 0, &server_cs,
  78     { &server_cs_debug.ProcessLocksList, &server_cs_debug.ProcessLocksList },
  79       0, 0, { (DWORD_PTR)(__FILE__ ": server_cs") }
  80 };
  81 static CRITICAL_SECTION server_cs = { &server_cs_debug, -1, 0, 0, 0, 0 };
  82
  83 static CRITICAL_SECTION listen_cs;
  84 static CRITICAL_SECTION_DEBUG listen_cs_debug =
  85 {
  86     0, 0, &listen_cs,
  87     { &listen_cs_debug.ProcessLocksList, &listen_cs_debug.ProcessLocksList },
  88       0, 0, { (DWORD_PTR)(__FILE__ ": listen_cs") }
  89 };
  90 static CRITICAL_SECTION listen_cs = { &listen_cs_debug, -1, 0, 0, 0, 0 };
  91
  92 static CRITICAL_SECTION server_auth_info_cs;
  93 static CRITICAL_SECTION_DEBUG server_auth_info_cs_debug =
  94 {
  95     0, 0, &server_auth_info_cs,
  96     { &server_auth_info_cs_debug.ProcessLocksList, &server_auth_info_cs_debug.ProcessLocksList },
  97       0, 0, { (DWORD_PTR)(__FILE__ ": server_auth_info_cs") }
  98 };
  99 static CRITICAL_SECTION server_auth_info_cs = { &server_auth_info_cs_debug, -1, 0, 0, 0, 0 };
 100
 101 /* whether the server is currently listening */
 102 static BOOL std_listen;
 103 /* number of manual listeners (calls to RpcServerListen) */
 104 static LONG manual_listen_count;
 105 /* total listeners including auto listeners */
 106 static LONG listen_count;
 107
 108 static UUID uuid_nil;
 109
 110 static inline RpcObjTypeMap *LookupObjTypeMap(UUID *ObjUuid)
 111 {
 112   RpcObjTypeMap *rslt = RpcObjTypeMaps;
 113   RPC_STATUS dummy;
 114
 115   while (rslt) {
 116     if (! UuidCompare(ObjUuid, &rslt->Object, &dummy)) break;
 117     rslt = rslt->next;
 118   }
 119
 120   return rslt;
 121 }
 122
 123 static inline UUID *LookupObjType(UUID *ObjUuid)
 124 {
 125   RpcObjTypeMap *map = LookupObjTypeMap(ObjUuid);
 126   if (map)
 127     return &map->Type;
 128   else
 129     return &uuid_nil;
 130 }
 131
 132 static RpcServerInterface* RPCRT4_find_interface(UUID* object,
 133                                                  const RPC_SYNTAX_IDENTIFIER *if_id,
 134                                                  const RPC_SYNTAX_IDENTIFIER *transfer_syntax,
 135                                                  BOOL check_object)
 136 {
 137   UUID* MgrType = NULL;
 138   RpcServerInterface* cif;
 139   RPC_STATUS status;
 140
 141   if (check_object)
 142     MgrType = LookupObjType(object);
 143   EnterCriticalSection(&server_cs);
 144   LIST_FOR_EACH_ENTRY(cif, &server_interfaces, RpcServerInterface, entry) {
 145     if (!memcmp(if_id, &cif->If->InterfaceId, sizeof(RPC_SYNTAX_IDENTIFIER)) &&
 146         (!transfer_syntax || !memcmp(transfer_syntax, &cif->If->TransferSyntax, sizeof(RPC_SYNTAX_IDENTIFIER))) &&
 147         (check_object == FALSE || UuidEqual(MgrType, &cif->MgrTypeUuid, &status)) &&
 148         std_listen) {
 149       InterlockedIncrement(&cif->CurrentCalls);
 150       break;
 151     }
 152   }
 153   LeaveCriticalSection(&server_cs);
 154   if (&cif->entry == &server_interfaces) cif = NULL;
 155   TRACE("returning %p for object %s, if_id { %d.%d %s }\n", cif,
 156     debugstr_guid(object), if_id->SyntaxVersion.MajorVersion,
 157     if_id->SyntaxVersion.MinorVersion, debugstr_guid(&if_id->SyntaxGUID));
 158   return cif;
 159 }
 160
 161 static void RPCRT4_release_server_interface(RpcServerInterface *sif)
 162 {
 163   if (!InterlockedDecrement(&sif->CurrentCalls) &&
 164       sif->Delete) {
 165     /* sif must have been removed from server_interfaces before
 166      * CallsCompletedEvent is set */
 167     if (sif->CallsCompletedEvent)
 168       SetEvent(sif->CallsCompletedEvent);
 169     HeapFree(GetProcessHeap(), 0, sif);
 170   }
 171 }
 172
 173 static RpcPktHdr *handle_bind_error(RpcConnection *conn, RPC_STATUS error)
 174 {
 175     unsigned int reject_reason;
 176     switch (error)
 177     {
 178     case RPC_S_SERVER_TOO_BUSY:
 179         reject_reason = REJECT_TEMPORARY_CONGESTION;
 180         break;
 181     case ERROR_OUTOFMEMORY:
 182     case RPC_S_OUT_OF_RESOURCES:
 183         reject_reason = REJECT_LOCAL_LIMIT_EXCEEDED;
 184         break;
 185     case RPC_S_PROTOCOL_ERROR:
 186         reject_reason = REJECT_PROTOCOL_VERSION_NOT_SUPPORTED;
 187         break;
 188     case RPC_S_UNKNOWN_AUTHN_SERVICE:
 189         reject_reason = REJECT_UNKNOWN_AUTHN_SERVICE;
 190         break;
 191     case ERROR_ACCESS_DENIED:
 192         reject_reason = REJECT_INVALID_CHECKSUM;
 193         break;
 194     default:
 195         FIXME("unexpected status value %d\n", error);
 196         /* fall through */
 197     case RPC_S_INVALID_BOUND:
 198         reject_reason = REJECT_REASON_NOT_SPECIFIED;
 199         break;
 200     }
 201     return RPCRT4_BuildBindNackHeader(NDR_LOCAL_DATA_REPRESENTATION,
 202                                       RPC_VER_MAJOR, RPC_VER_MINOR,
 203                                       reject_reason);
 204 }
 205
 206 static RPC_STATUS process_bind_packet_no_send(
 207     RpcConnection *conn, RpcPktBindHdr *hdr, RPC_MESSAGE *msg,
 208     unsigned char *auth_data, ULONG auth_length, RpcPktHdr **ack_response,
 209     unsigned char **auth_data_out, ULONG *auth_length_out)
 210 {
 211   RPC_STATUS status;
 212   RpcContextElement *ctxt_elem;
 213   unsigned int i;
 214   RpcResult *results;
 215
 216   /* validate data */
 217   for (i = 0, ctxt_elem = msg->Buffer;
 218        i < hdr->num_elements;
 219        i++, ctxt_elem = (RpcContextElement *)&ctxt_elem->transfer_syntaxes[ctxt_elem->num_syntaxes])
 220   {
 221       if (((char *)ctxt_elem - (char *)msg->Buffer) > msg->BufferLength ||
 222           ((char *)&ctxt_elem->transfer_syntaxes[ctxt_elem->num_syntaxes] - (char *)msg->Buffer) > msg->BufferLength)
 223       {
 224           ERR("inconsistent data in packet - packet length %d, num elements %d\n",
 225               msg->BufferLength, hdr->num_elements);
 226           return RPC_S_INVALID_BOUND;
 227       }
 228   }
 229
 230   if (hdr->max_tsize < RPC_MIN_PACKET_SIZE ||
 231       !UuidIsNil(&conn->ActiveInterface.SyntaxGUID, &status) ||
 232       conn->server_binding)
 233   {
 234     TRACE("packet size less than min size, or active interface syntax guid non-null\n");
 235
 236     return RPC_S_INVALID_BOUND;
 237   }
 238
 239   results = HeapAlloc(GetProcessHeap(), 0,
 240                       hdr->num_elements * sizeof(*results));
 241   if (!results)
 242     return RPC_S_OUT_OF_RESOURCES;
 243
 244   for (i = 0, ctxt_elem = (RpcContextElement *)msg->Buffer;
 245        i < hdr->num_elements;
 246        i++, ctxt_elem = (RpcContextElement *)&ctxt_elem->transfer_syntaxes[ctxt_elem->num_syntaxes])
 247   {
 248       RpcServerInterface* sif = NULL;
 249       unsigned int j;
 250
 251       for (j = 0; !sif && j < ctxt_elem->num_syntaxes; j++)
 252       {
 253           sif = RPCRT4_find_interface(NULL, &ctxt_elem->abstract_syntax,
 254                                       &ctxt_elem->transfer_syntaxes[j], FALSE);
 255           if (sif)
 256               break;
 257       }
 258       if (sif)
 259       {
 260           RPCRT4_release_server_interface(sif);
 261           TRACE("accepting bind request on connection %p for %s\n", conn,
 262                 debugstr_guid(&ctxt_elem->abstract_syntax.SyntaxGUID));
 263           results[i].result = RESULT_ACCEPT;
 264           results[i].reason = REASON_NONE;
 265           results[i].transfer_syntax = ctxt_elem->transfer_syntaxes[j];
 266
 267           /* save the interface for later use */
 268           /* FIXME: save linked list */
 269           conn->ActiveInterface = ctxt_elem->abstract_syntax;
 270       }
 271       else if ((sif = RPCRT4_find_interface(NULL, &ctxt_elem->abstract_syntax,
 272                                             NULL, FALSE)) != NULL)
 273       {
 274           RPCRT4_release_server_interface(sif);
 275           TRACE("not accepting bind request on connection %p for %s - no transfer syntaxes supported\n",
 276                 conn, debugstr_guid(&ctxt_elem->abstract_syntax.SyntaxGUID));
 277           results[i].result = RESULT_PROVIDER_REJECTION;
 278           results[i].reason = REASON_TRANSFER_SYNTAXES_NOT_SUPPORTED;
 279           memset(&results[i].transfer_syntax, 0, sizeof(results[i].transfer_syntax));
 280       }
 281       else
 282       {
 283           TRACE("not accepting bind request on connection %p for %s - abstract syntax not supported\n",
 284                 conn, debugstr_guid(&ctxt_elem->abstract_syntax.SyntaxGUID));
 285           results[i].result = RESULT_PROVIDER_REJECTION;
 286           results[i].reason = REASON_ABSTRACT_SYNTAX_NOT_SUPPORTED;
 287           memset(&results[i].transfer_syntax, 0, sizeof(results[i].transfer_syntax));
 288       }
 289   }
 290
 291   /* create temporary binding */
 292   status = RPCRT4_MakeBinding(&conn->server_binding, conn);
 293   if (status != RPC_S_OK)
 294   {
 295       HeapFree(GetProcessHeap(), 0, results);
 296       return status;
 297   }
 298
 299   status = RpcServerAssoc_GetAssociation(rpcrt4_conn_get_name(conn),
 300                                          conn->NetworkAddr, conn->Endpoint,
 301                                          conn->NetworkOptions,
 302                                          hdr->assoc_gid,
 303                                          &conn->server_binding->Assoc);
 304   if (status != RPC_S_OK)
 305   {
 306       HeapFree(GetProcessHeap(), 0, results);
 307       return status;
 308   }
 309
 310   if (auth_length)
 311   {
 312       status = RPCRT4_ServerConnectionAuth(conn, TRUE,
 313                                            (RpcAuthVerifier *)auth_data,
 314                                            auth_length, auth_data_out,
 315                                            auth_length_out);
 316       if (status != RPC_S_OK)
 317       {
 318           HeapFree(GetProcessHeap(), 0, results);
 319           return status;
 320       }
 321   }
 322
 323   *ack_response = RPCRT4_BuildBindAckHeader(NDR_LOCAL_DATA_REPRESENTATION,
 324                                             RPC_MAX_PACKET_SIZE,
 325                                             RPC_MAX_PACKET_SIZE,
 326                                             conn->server_binding->Assoc->assoc_group_id,
 327                                             conn->Endpoint, hdr->num_elements,
 328                                             results);
 329   HeapFree(GetProcessHeap(), 0, results);
 330
 331   if (*ack_response)
 332       conn->MaxTransmissionSize = hdr->max_tsize;
 333   else
 334       status = RPC_S_OUT_OF_RESOURCES;
 335
 336   return status;
 337 }
 338
 339 static RPC_STATUS process_bind_packet(RpcConnection *conn, RpcPktBindHdr *hdr,
 340                                       RPC_MESSAGE *msg,
 341                                       unsigned char *auth_data,
 342                                       ULONG auth_length)
 343 {
 344     RPC_STATUS status;
 345     RpcPktHdr *response = NULL;
 346     unsigned char *auth_data_out = NULL;
 347     ULONG auth_length_out = 0;
 348
 349     status = process_bind_packet_no_send(conn, hdr, msg, auth_data, auth_length,
 350                                          &response, &auth_data_out,
 351                                          &auth_length_out);
 352     if (status != RPC_S_OK)
 353         response = handle_bind_error(conn, status);
 354     if (response)
 355         status = RPCRT4_SendWithAuth(conn, response, NULL, 0, auth_data_out, auth_length_out);
 356     else
 357         status = ERROR_OUTOFMEMORY;
 358     RPCRT4_FreeHeader(response);
 359
 360     return status;
 361 }
 362
 363
 364 static RPC_STATUS process_request_packet(RpcConnection *conn, RpcPktRequestHdr *hdr, RPC_MESSAGE *msg)
 365 {
 366   RPC_STATUS status;
 367   RpcPktHdr *response = NULL;
 368   RpcServerInterface* sif;
 369   RPC_DISPATCH_FUNCTION func;
 370   BOOL exception;
 371   UUID *object_uuid;
 372   NDR_SCONTEXT context_handle;
 373   void *buf = msg->Buffer;
 374
 375   /* fail if the connection isn't bound with an interface */
 376   if (UuidIsNil(&conn->ActiveInterface.SyntaxGUID, &status)) {
 377     /* FIXME: should send BindNack instead */
 378     response = RPCRT4_BuildFaultHeader(NDR_LOCAL_DATA_REPRESENTATION,
 379                                        status);
 380
 381     RPCRT4_Send(conn, response, NULL, 0);
 382     RPCRT4_FreeHeader(response);
 383     return RPC_S_OK;
 384   }
 385
 386   if (hdr->common.flags & RPC_FLG_OBJECT_UUID) {
 387     object_uuid = (UUID*)(hdr + 1);
 388   } else {
 389     object_uuid = NULL;
 390   }
 391
 392   sif = RPCRT4_find_interface(object_uuid, &conn->ActiveInterface, NULL, TRUE);
 393   if (!sif) {
 394     WARN("interface %s no longer registered, returning fault packet\n", debugstr_guid(&conn->ActiveInterface.SyntaxGUID));
 395     response = RPCRT4_BuildFaultHeader(NDR_LOCAL_DATA_REPRESENTATION,
 396                                        NCA_S_UNK_IF);
 397
 398     RPCRT4_Send(conn, response, NULL, 0);
 399     RPCRT4_FreeHeader(response);
 400     return RPC_S_OK;
 401   }
 402   msg->RpcInterfaceInformation = sif->If;
 403   /* copy the endpoint vector from sif to msg so that midl-generated code will use it */
 404   msg->ManagerEpv = sif->MgrEpv;
 405   if (object_uuid != NULL) {
 406     RPCRT4_SetBindingObject(msg->Handle, object_uuid);
 407   }
 408
 409   /* find dispatch function */
 410   msg->ProcNum = hdr->opnum;
 411   if (sif->Flags & RPC_IF_OLE) {
 412     /* native ole32 always gives us a dispatch table with a single entry
 413     * (I assume that's a wrapper for IRpcStubBuffer::Invoke) */
 414     func = *sif->If->DispatchTable->DispatchTable;
 415   } else {
 416     if (msg->ProcNum >= sif->If->DispatchTable->DispatchTableCount) {
 417       WARN("invalid procnum (%d/%d)\n", msg->ProcNum, sif->If->DispatchTable->DispatchTableCount);
 418       response = RPCRT4_BuildFaultHeader(NDR_LOCAL_DATA_REPRESENTATION,
 419                                          NCA_S_OP_RNG_ERROR);
 420
 421       RPCRT4_Send(conn, response, NULL, 0);
 422       RPCRT4_FreeHeader(response);
 423     }
 424     func = sif->If->DispatchTable->DispatchTable[msg->ProcNum];
 425   }
 426
 427   /* put in the drep. FIXME: is this more universally applicable?
 428     perhaps we should move this outward... */
 429   msg->DataRepresentation =
 430     MAKELONG( MAKEWORD(hdr->common.drep[0], hdr->common.drep[1]),
 431               MAKEWORD(hdr->common.drep[2], hdr->common.drep[3]));
 432
 433   exception = FALSE;
 434
 435   /* dispatch */
 436   RPCRT4_SetThreadCurrentCallHandle(msg->Handle);
 437   __TRY {
 438     if (func) func(msg);
 439   } __EXCEPT_ALL {
 440     WARN("exception caught with code 0x%08x = %d\n", GetExceptionCode(), GetExceptionCode());
 441     exception = TRUE;
 442     if (GetExceptionCode() == STATUS_ACCESS_VIOLATION)
 443       status = ERROR_NOACCESS;
 444     else
 445       status = GetExceptionCode();
 446     response = RPCRT4_BuildFaultHeader(msg->DataRepresentation,
 447                                        RPC2NCA_STATUS(status));
 448   } __ENDTRY
 449     RPCRT4_SetThreadCurrentCallHandle(NULL);
 450
 451   /* release any unmarshalled context handles */
 452   while ((context_handle = RPCRT4_PopThreadContextHandle()) != NULL)
 453     RpcServerAssoc_ReleaseContextHandle(conn->server_binding->Assoc, context_handle, TRUE);
 454
 455   if (!exception)
 456     response = RPCRT4_BuildResponseHeader(msg->DataRepresentation,
 457                                           msg->BufferLength);
 458
 459   /* send response packet */
 460   if (response) {
 461     status = RPCRT4_Send(conn, response, exception ? NULL : msg->Buffer,
 462                          exception ? 0 : msg->BufferLength);
 463     RPCRT4_FreeHeader(response);
 464   } else
 465     ERR("out of memory\n");
 466
 467   msg->RpcInterfaceInformation = NULL;
 468   RPCRT4_release_server_interface(sif);
 469
 470   if (msg->Buffer == buf) buf = NULL;
 471   TRACE("freeing Buffer=%p\n", buf);
 472   I_RpcFree(buf);
 473
 474   return status;
 475 }
 476
 477 static RPC_STATUS process_auth3_packet(RpcConnection *conn,
 478                                        RpcPktCommonHdr *hdr,
 479                                        RPC_MESSAGE *msg,
 480                                        unsigned char *auth_data,
 481                                        ULONG auth_length)
 482 {
 483     RPC_STATUS status;
 484
 485     if (UuidIsNil(&conn->ActiveInterface.SyntaxGUID, &status) ||
 486         !auth_length || msg->BufferLength != 0)
 487         status = RPC_S_PROTOCOL_ERROR;
 488     else
 489     {
 490         status = RPCRT4_ServerConnectionAuth(conn, FALSE,
 491                                              (RpcAuthVerifier *)auth_data,
 492                                              auth_length, NULL, NULL);
 493     }
 494
 495     /* FIXME: client doesn't expect a response to this message so must store
 496      * status in connection so that fault packet can be returned when next
 497      * packet is received */
 498
 499     return RPC_S_OK;
 500 }
 501
 502 static void RPCRT4_process_packet(RpcConnection* conn, RpcPktHdr* hdr,
 503                                   RPC_MESSAGE* msg, unsigned char *auth_data,
 504                                   ULONG auth_length)
 505 {
 506   msg->Handle = (RPC_BINDING_HANDLE)conn->server_binding;
 507
 508   switch (hdr->common.ptype) {
 509     case PKT_BIND:
 510       TRACE("got bind packet\n");
 511       process_bind_packet(conn, &hdr->bind, msg, auth_data, auth_length);
 512       break;
 513
 514     case PKT_REQUEST:
 515       TRACE("got request packet\n");
 516       process_request_packet(conn, &hdr->request, msg);
 517       break;
 518
 519     case PKT_AUTH3:
 520       TRACE("got auth3 packet\n");
 521       process_auth3_packet(conn, &hdr->common, msg, auth_data, auth_length);
 522       break;
 523     default:
 524       FIXME("unhandled packet type %u\n", hdr->common.ptype);
 525       break;
 526   }
 527
 528   /* clean up */
 529   I_RpcFree(msg->Buffer);
 530   RPCRT4_FreeHeader(hdr);
 531   HeapFree(GetProcessHeap(), 0, msg);
 532   HeapFree(GetProcessHeap(), 0, auth_data);
 533 }
 534
 535 static DWORD CALLBACK RPCRT4_worker_thread(LPVOID the_arg)
 536 {
 537   RpcPacket *pkt = the_arg;
 538   RPCRT4_process_packet(pkt->conn, pkt->hdr, pkt->msg, pkt->auth_data,
 539                         pkt->auth_length);
 540   HeapFree(GetProcessHeap(), 0, pkt);
 541   return 0;
 542 }
 543
 544 static DWORD CALLBACK RPCRT4_io_thread(LPVOID the_arg)
 545 {
 546   RpcConnection* conn = the_arg;
 547   RpcPktHdr *hdr;
 548   RPC_MESSAGE *msg;
 549   RPC_STATUS status;
 550   RpcPacket *packet;
 551   unsigned char *auth_data;
 552   ULONG auth_length;
 553
 554   TRACE("(%p)\n", conn);
 555
 556   for (;;) {
 557     msg = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(RPC_MESSAGE));
 558     if (!msg) break;
 559
 560     status = RPCRT4_ReceiveWithAuth(conn, &hdr, msg, &auth_data, &auth_length);
 561     if (status != RPC_S_OK) {
 562       WARN("receive failed with error %x\n", status);
 563       HeapFree(GetProcessHeap(), 0, msg);
 564       break;
 565     }
 566
 567     switch (hdr->common.ptype) {
 568     case PKT_BIND:
 569       TRACE("got bind packet\n");
 570
 571       status = process_bind_packet(conn, &hdr->bind, msg, auth_data,
 572                                    auth_length);
 573       break;
 574
 575     case PKT_REQUEST:
 576       TRACE("got request packet\n");
 577
 578       packet = HeapAlloc(GetProcessHeap(), 0, sizeof(RpcPacket));
 579       if (!packet) {
 580         I_RpcFree(msg->Buffer);
 581         RPCRT4_FreeHeader(hdr);
 582         HeapFree(GetProcessHeap(), 0, msg);
 583         HeapFree(GetProcessHeap(), 0, auth_data);
 584         goto exit;
 585       }
 586       packet->conn = conn;
 587       packet->hdr = hdr;
 588       packet->msg = msg;
 589       packet->auth_data = auth_data;
 590       packet->auth_length = auth_length;
 591       if (!QueueUserWorkItem(RPCRT4_worker_thread, packet, WT_EXECUTELONGFUNCTION)) {
 592         ERR("couldn't queue work item for worker thread, error was %d\n", GetLastError());
 593         HeapFree(GetProcessHeap(), 0, packet);
 594         status = RPC_S_OUT_OF_RESOURCES;
 595       } else {
 596         continue;
 597       }
 598       break;
 599
 600     case PKT_AUTH3:
 601       TRACE("got auth3 packet\n");
 602
 603       status = process_auth3_packet(conn, &hdr->common, msg, auth_data,
 604                                     auth_length);
 605       break;
 606     default:
 607       FIXME("unhandled packet type %u\n", hdr->common.ptype);
 608       break;
 609     }
 610
 611     I_RpcFree(msg->Buffer);
 612     RPCRT4_FreeHeader(hdr);
 613     HeapFree(GetProcessHeap(), 0, msg);
 614     HeapFree(GetProcessHeap(), 0, auth_data);
 615
 616     if (status != RPC_S_OK) {
 617       WARN("processing packet failed with error %u\n", status);
 618       break;
 619     }
 620   }
 621 exit:
 622   RPCRT4_DestroyConnection(conn);
 623   return 0;
 624 }
 625
 626 void RPCRT4_new_client(RpcConnection* conn)
 627 {
 628   HANDLE thread = CreateThread(NULL, 0, RPCRT4_io_thread, conn, 0, NULL);
 629   if (!thread) {
 630     DWORD err = GetLastError();
 631     ERR("failed to create thread, error=%08x\n", err);
 632     RPCRT4_DestroyConnection(conn);
 633   }
 634   /* we could set conn->thread, but then we'd have to make the io_thread wait
 635    * for that, otherwise the thread might finish, destroy the connection, and
 636    * free the memory we'd write to before we did, causing crashes and stuff -
 637    * so let's implement that later, when we really need conn->thread */
 638
 639   CloseHandle( thread );
 640 }
 641
 642 static DWORD CALLBACK RPCRT4_server_thread(LPVOID the_arg)
 643 {
 644   int res;
 645   unsigned int count;
 646   void *objs = NULL;
 647   RpcServerProtseq* cps = the_arg;
 648   RpcConnection* conn;
 649   BOOL set_ready_event = FALSE;
 650
 651   TRACE("(the_arg == ^%p)\n", the_arg);
 652
 653   for (;;) {
 654     objs = cps->ops->get_wait_array(cps, objs, &count);
 655
 656     if (set_ready_event)
 657     {
 658         /* signal to function that changed state that we are now sync'ed */
 659         SetEvent(cps->server_ready_event);
 660         set_ready_event = FALSE;
 661     }
 662
 663     /* start waiting */
 664     res = cps->ops->wait_for_new_connection(cps, count, objs);
 665
 666     if (res == -1 || (res == 0 && !std_listen))
 667     {
 668       /* cleanup */
 669       cps->ops->free_wait_array(cps, objs);
 670       EnterCriticalSection(&cps->cs);
 671       for (conn = cps->conn; conn; conn = conn->Next)
 672         RPCRT4_CloseConnection(conn);
 673       LeaveCriticalSection(&cps->cs);
 674
 675       if (res == 0 && !std_listen)
 676         SetEvent(cps->server_ready_event);
 677       break;
 678     }
 679     else if (res == 0)
 680       set_ready_event = TRUE;
 681   }
 682   return 0;
 683 }
 684
 685 /* tells the server thread that the state has changed and waits for it to
 686  * make the changes */
 687 static void RPCRT4_sync_with_server_thread(RpcServerProtseq *ps)
 688 {
 689   /* make sure we are the only thread sync'ing the server state, otherwise
 690    * there is a race with the server thread setting an older state and setting
 691    * the server_ready_event when the new state hasn't yet been applied */
 692   WaitForSingleObject(ps->mgr_mutex, INFINITE);
 693
 694   ps->ops->signal_state_changed(ps);
 695
 696   /* wait for server thread to make the requested changes before returning */
 697   WaitForSingleObject(ps->server_ready_event, INFINITE);
 698
 699   ReleaseMutex(ps->mgr_mutex);
 700 }
 701
 702 static RPC_STATUS RPCRT4_start_listen_protseq(RpcServerProtseq *ps, BOOL auto_listen)
 703 {
 704   RPC_STATUS status = RPC_S_OK;
 705   HANDLE server_thread;
 706
 707   EnterCriticalSection(&listen_cs);
 708   if (ps->is_listening) goto done;
 709
 710   if (!ps->mgr_mutex) ps->mgr_mutex = CreateMutexW(NULL, FALSE, NULL);
 711   if (!ps->server_ready_event) ps->server_ready_event = CreateEventW(NULL, FALSE, FALSE, NULL);
 712   server_thread = CreateThread(NULL, 0, RPCRT4_server_thread, ps, 0, NULL);
 713   if (!server_thread)
 714   {
 715     status = RPC_S_OUT_OF_RESOURCES;
 716     goto done;
 717   }
 718   ps->is_listening = TRUE;
 719   CloseHandle(server_thread);
 720
 721 done:
 722   LeaveCriticalSection(&listen_cs);
 723   return status;
 724 }
 725
 726 static RPC_STATUS RPCRT4_start_listen(BOOL auto_listen)
 727 {
 728   RPC_STATUS status = RPC_S_ALREADY_LISTENING;
 729   RpcServerProtseq *cps;
 730
 731   TRACE("\n");
 732
 733   EnterCriticalSection(&listen_cs);
 734   if (auto_listen || (manual_listen_count++ == 0))
 735   {
 736     status = RPC_S_OK;
 737     if (++listen_count == 1)
 738       std_listen = TRUE;
 739   }
 740   LeaveCriticalSection(&listen_cs);
 741
 742   if (std_listen)
 743   {
 744     EnterCriticalSection(&server_cs);
 745     LIST_FOR_EACH_ENTRY(cps, &protseqs, RpcServerProtseq, entry)
 746     {
 747       status = RPCRT4_start_listen_protseq(cps, TRUE);
 748       if (status != RPC_S_OK)
 749         break;
 750
 751       /* make sure server is actually listening on the interface before
 752        * returning */
 753       RPCRT4_sync_with_server_thread(cps);
 754     }
 755     LeaveCriticalSection(&server_cs);
 756   }
 757
 758   return status;
 759 }
 760
 761 static void RPCRT4_stop_listen(BOOL auto_listen)
 762 {
 763   EnterCriticalSection(&listen_cs);
 764   if (auto_listen || (--manual_listen_count == 0))
 765   {
 766     if (listen_count != 0 && --listen_count == 0) {
 767       RpcServerProtseq *cps;
 768
 769       std_listen = FALSE;
 770       LeaveCriticalSection(&listen_cs);
 771
 772       LIST_FOR_EACH_ENTRY(cps, &protseqs, RpcServerProtseq, entry)
 773         RPCRT4_sync_with_server_thread(cps);
 774
 775       return;
 776     }
 777     assert(listen_count >= 0);
 778   }
 779   LeaveCriticalSection(&listen_cs);
 780 }
 781
 782 static BOOL RPCRT4_protseq_is_endpoint_registered(RpcServerProtseq *protseq, const char *endpoint)
 783 {
 784   RpcConnection *conn;
 785   EnterCriticalSection(&protseq->cs);
 786   for (conn = protseq->conn; conn; conn = conn->Next)
 787   {
 788     if (!endpoint || !strcmp(endpoint, conn->Endpoint))
 789       break;
 790   }
 791   LeaveCriticalSection(&protseq->cs);
 792   return (conn != NULL);
 793 }
 794
 795 static RPC_STATUS RPCRT4_use_protseq(RpcServerProtseq* ps, const char *endpoint)
 796 {
 797   RPC_STATUS status;
 798
 799   EnterCriticalSection(&ps->cs);
 800
 801   if (RPCRT4_protseq_is_endpoint_registered(ps, endpoint))
 802     status = RPC_S_OK;
 803   else
 804     status = ps->ops->open_endpoint(ps, endpoint);
 805
 806   LeaveCriticalSection(&ps->cs);
 807
 808   if (status != RPC_S_OK)
 809     return status;
 810
 811   if (std_listen)
 812   {
 813     status = RPCRT4_start_listen_protseq(ps, FALSE);
 814     if (status == RPC_S_OK)
 815       RPCRT4_sync_with_server_thread(ps);
 816   }
 817
 818   return status;
 819 }
 820
 821 /***********************************************************************
 822  *             RpcServerInqBindings (RPCRT4.@)
 823  */
 824 RPC_STATUS WINAPI RpcServerInqBindings( RPC_BINDING_VECTOR** BindingVector )
 825 {
 826   RPC_STATUS status;
 827   DWORD count;
 828   RpcServerProtseq* ps;
 829   RpcConnection* conn;
 830
 831   if (BindingVector)
 832     TRACE("(*BindingVector == ^%p)\n", *BindingVector);
 833   else
 834     ERR("(BindingVector == NULL!!?)\n");
 835
 836   EnterCriticalSection(&server_cs);
 837   /* count connections */
 838   count = 0;
 839   LIST_FOR_EACH_ENTRY(ps, &protseqs, RpcServerProtseq, entry) {
 840     EnterCriticalSection(&ps->cs);
 841     for (conn = ps->conn; conn; conn = conn->Next)
 842       count++;
 843     LeaveCriticalSection(&ps->cs);
 844   }
 845   if (count) {
 846     /* export bindings */
 847     *BindingVector = HeapAlloc(GetProcessHeap(), 0,
 848                               sizeof(RPC_BINDING_VECTOR) +
 849                               sizeof(RPC_BINDING_HANDLE)*(count-1));
 850     (*BindingVector)->Count = count;
 851     count = 0;
 852     LIST_FOR_EACH_ENTRY(ps, &protseqs, RpcServerProtseq, entry) {
 853       EnterCriticalSection(&ps->cs);
 854       for (conn = ps->conn; conn; conn = conn->Next) {
 855        RPCRT4_MakeBinding((RpcBinding**)&(*BindingVector)->BindingH[count],
 856                           conn);
 857        count++;
 858       }
 859       LeaveCriticalSection(&ps->cs);
 860     }
 861     status = RPC_S_OK;
 862   } else {
 863     *BindingVector = NULL;
 864     status = RPC_S_NO_BINDINGS;
 865   }
 866   LeaveCriticalSection(&server_cs);
 867   return status;
 868 }
 869
 870 /***********************************************************************
 871  *             RpcServerUseProtseqEpA (RPCRT4.@)
 872  */
 873 RPC_STATUS WINAPI RpcServerUseProtseqEpA( RPC_CSTR Protseq, UINT MaxCalls, RPC_CSTR Endpoint, LPVOID SecurityDescriptor )
 874 {
 875   RPC_POLICY policy;
 876
 877   TRACE( "(%s,%u,%s,%p)\n", Protseq, MaxCalls, Endpoint, SecurityDescriptor );
 878
 879   /* This should provide the default behaviour */
 880   policy.Length        = sizeof( policy );
 881   policy.EndpointFlags = 0;
 882   policy.NICFlags      = 0;
 883
 884   return RpcServerUseProtseqEpExA( Protseq, MaxCalls, Endpoint, SecurityDescriptor, &policy );
 885 }
 886
 887 /***********************************************************************
 888  *             RpcServerUseProtseqEpW (RPCRT4.@)
 889  */
 890 RPC_STATUS WINAPI RpcServerUseProtseqEpW( RPC_WSTR Protseq, UINT MaxCalls, RPC_WSTR Endpoint, LPVOID SecurityDescriptor )
 891 {
 892   RPC_POLICY policy;
 893
 894   TRACE( "(%s,%u,%s,%p)\n", debugstr_w( Protseq ), MaxCalls, debugstr_w( Endpoint ), SecurityDescriptor );
 895
 896   /* This should provide the default behaviour */
 897   policy.Length        = sizeof( policy );
 898   policy.EndpointFlags = 0;
 899   policy.NICFlags      = 0;
 900
 901   return RpcServerUseProtseqEpExW( Protseq, MaxCalls, Endpoint, SecurityDescriptor, &policy );
 902 }
 903
 904 /***********************************************************************
 905  *             alloc_serverprotoseq (internal)
 906  *
 907  * Must be called with server_cs held.
 908  */
 909 static RPC_STATUS alloc_serverprotoseq(UINT MaxCalls, const char *Protseq, RpcServerProtseq **ps)
 910 {
 911   const struct protseq_ops *ops = rpcrt4_get_protseq_ops(Protseq);
 912
 913   if (!ops)
 914   {
 915     FIXME("protseq %s not supported\n", debugstr_a(Protseq));
 916     return RPC_S_PROTSEQ_NOT_SUPPORTED;
 917   }
 918
 919   *ps = ops->alloc();
 920   if (!*ps)
 921     return RPC_S_OUT_OF_RESOURCES;
 922   (*ps)->MaxCalls = MaxCalls;
 923   (*ps)->Protseq = RPCRT4_strdupA(Protseq);
 924   (*ps)->ops = ops;
 925   (*ps)->MaxCalls = 0;
 926   (*ps)->conn = NULL;
 927   InitializeCriticalSection(&(*ps)->cs);
 928   (*ps)->is_listening = FALSE;
 929   (*ps)->mgr_mutex = NULL;
 930   (*ps)->server_ready_event = NULL;
 931
 932   list_add_head(&protseqs, &(*ps)->entry);
 933
 934   TRACE("new protseq %p created for %s\n", *ps, Protseq);
 935
 936   return RPC_S_OK;
 937 }
 938
 939 /* must be called with server_cs held */
 940 static void destroy_serverprotoseq(RpcServerProtseq *ps)
 941 {
 942     RPCRT4_strfree(ps->Protseq);
 943     DeleteCriticalSection(&ps->cs);
 944     CloseHandle(ps->mgr_mutex);
 945     CloseHandle(ps->server_ready_event);
 946     list_remove(&ps->entry);
 947     HeapFree(GetProcessHeap(), 0, ps);
 948 }
 949
 950 /* Finds a given protseq or creates a new one if one doesn't already exist */
 951 static RPC_STATUS RPCRT4_get_or_create_serverprotseq(UINT MaxCalls, const char *Protseq, RpcServerProtseq **ps)
 952 {
 953     RPC_STATUS status;
 954     RpcServerProtseq *cps;
 955
 956     EnterCriticalSection(&server_cs);
 957
 958     LIST_FOR_EACH_ENTRY(cps, &protseqs, RpcServerProtseq, entry)
 959         if (!strcmp(cps->Protseq, Protseq))
 960         {
 961             TRACE("found existing protseq object for %s\n", Protseq);
 962             *ps = cps;
 963             LeaveCriticalSection(&server_cs);
 964             return S_OK;
 965         }
 966
 967     status = alloc_serverprotoseq(MaxCalls, Protseq, ps);
 968
 969     LeaveCriticalSection(&server_cs);
 970
 971     return status;
 972 }
 973
 974 /***********************************************************************
 975  *             RpcServerUseProtseqEpExA (RPCRT4.@)
 976  */
 977 RPC_STATUS WINAPI RpcServerUseProtseqEpExA( RPC_CSTR Protseq, UINT MaxCalls, RPC_CSTR Endpoint, LPVOID SecurityDescriptor,
 978                                             PRPC_POLICY lpPolicy )
 979 {
 980   RpcServerProtseq* ps;
 981   RPC_STATUS status;
 982
 983   TRACE("(%s,%u,%s,%p,{%u,%u,%u})\n", debugstr_a((const char *)Protseq),
 984        MaxCalls, debugstr_a((const char *)Endpoint), SecurityDescriptor,
 985        lpPolicy->Length, lpPolicy->EndpointFlags, lpPolicy->NICFlags );
 986
 987   status = RPCRT4_get_or_create_serverprotseq(MaxCalls, (const char *)Protseq, &ps);
 988   if (status != RPC_S_OK)
 989     return status;
 990
 991   return RPCRT4_use_protseq(ps, (const char *)Endpoint);
 992 }
 993
 994 /***********************************************************************
 995  *             RpcServerUseProtseqEpExW (RPCRT4.@)
 996  */
 997 RPC_STATUS WINAPI RpcServerUseProtseqEpExW( RPC_WSTR Protseq, UINT MaxCalls, RPC_WSTR Endpoint, LPVOID SecurityDescriptor,
 998                                             PRPC_POLICY lpPolicy )
 999 {
1000   RpcServerProtseq* ps;
1001   RPC_STATUS status;
1002   LPSTR ProtseqA;
1003   LPSTR EndpointA;
1004
1005   TRACE("(%s,%u,%s,%p,{%u,%u,%u})\n", debugstr_w( Protseq ), MaxCalls,
1006        debugstr_w( Endpoint ), SecurityDescriptor,
1007        lpPolicy->Length, lpPolicy->EndpointFlags, lpPolicy->NICFlags );
1008
1009   ProtseqA = RPCRT4_strdupWtoA(Protseq);
1010   status = RPCRT4_get_or_create_serverprotseq(MaxCalls, ProtseqA, &ps);
1011   RPCRT4_strfree(ProtseqA);
1012   if (status != RPC_S_OK)
1013     return status;
1014
1015   EndpointA = RPCRT4_strdupWtoA(Endpoint);
1016   status = RPCRT4_use_protseq(ps, EndpointA);
1017   RPCRT4_strfree(EndpointA);
1018   return status;
1019 }
1020
1021 /***********************************************************************
1022  *             RpcServerUseProtseqA (RPCRT4.@)
1023  */
1024 RPC_STATUS WINAPI RpcServerUseProtseqA(RPC_CSTR Protseq, unsigned int MaxCalls, void *SecurityDescriptor)
1025 {
1026   RPC_STATUS status;
1027   RpcServerProtseq* ps;
1028
1029   TRACE("(Protseq == %s, MaxCalls == %d, SecurityDescriptor == ^%p)\n", debugstr_a((char*)Protseq), MaxCalls, SecurityDescriptor);
1030
1031   status = RPCRT4_get_or_create_serverprotseq(MaxCalls, (const char *)Protseq, &ps);
1032   if (status != RPC_S_OK)
1033     return status;
1034
1035   return RPCRT4_use_protseq(ps, NULL);
1036 }
1037
1038 /***********************************************************************
1039  *             RpcServerUseProtseqW (RPCRT4.@)
1040  */
1041 RPC_STATUS WINAPI RpcServerUseProtseqW(RPC_WSTR Protseq, unsigned int MaxCalls, void *SecurityDescriptor)
1042 {
1043   RPC_STATUS status;
1044   RpcServerProtseq* ps;
1045   LPSTR ProtseqA;
1046
1047   TRACE("Protseq == %s, MaxCalls == %d, SecurityDescriptor == ^%p)\n", debugstr_w(Protseq), MaxCalls, SecurityDescriptor);
1048
1049   ProtseqA = RPCRT4_strdupWtoA(Protseq);
1050   status = RPCRT4_get_or_create_serverprotseq(MaxCalls, ProtseqA, &ps);
1051   RPCRT4_strfree(ProtseqA);
1052   if (status != RPC_S_OK)
1053     return status;
1054
1055   return RPCRT4_use_protseq(ps, NULL);
1056 }
1057
1058 void RPCRT4_destroy_all_protseqs(void)
1059 {
1060     RpcServerProtseq *cps, *cursor2;
1061
1062     if (listen_count != 0)
1063         std_listen = FALSE;
1064
1065     EnterCriticalSection(&server_cs);
1066     LIST_FOR_EACH_ENTRY_SAFE(cps, cursor2, &protseqs, RpcServerProtseq, entry)
1067     {
1068         if (listen_count != 0)
1069             RPCRT4_sync_with_server_thread(cps);
1070         destroy_serverprotoseq(cps);
1071     }
1072     LeaveCriticalSection(&server_cs);
1073 }
1074
1075 /***********************************************************************
1076  *             RpcServerRegisterIf (RPCRT4.@)
1077  */
1078 RPC_STATUS WINAPI RpcServerRegisterIf( RPC_IF_HANDLE IfSpec, UUID* MgrTypeUuid, RPC_MGR_EPV* MgrEpv )
1079 {
1080   TRACE("(%p,%s,%p)\n", IfSpec, debugstr_guid(MgrTypeUuid), MgrEpv);
1081   return RpcServerRegisterIf2( IfSpec, MgrTypeUuid, MgrEpv, 0, RPC_C_LISTEN_MAX_CALLS_DEFAULT, (UINT)-1, NULL );
1082 }
1083
1084 /***********************************************************************
1085  *             RpcServerRegisterIfEx (RPCRT4.@)
1086  */
1087 RPC_STATUS WINAPI RpcServerRegisterIfEx( RPC_IF_HANDLE IfSpec, UUID* MgrTypeUuid, RPC_MGR_EPV* MgrEpv,
1088                        UINT Flags, UINT MaxCalls, RPC_IF_CALLBACK_FN* IfCallbackFn )
1089 {
1090   TRACE("(%p,%s,%p,%u,%u,%p)\n", IfSpec, debugstr_guid(MgrTypeUuid), MgrEpv, Flags, MaxCalls, IfCallbackFn);
1091   return RpcServerRegisterIf2( IfSpec, MgrTypeUuid, MgrEpv, Flags, MaxCalls, (UINT)-1, IfCallbackFn );
1092 }
1093
1094 /***********************************************************************
1095  *             RpcServerRegisterIf2 (RPCRT4.@)
1096  */
1097 RPC_STATUS WINAPI RpcServerRegisterIf2( RPC_IF_HANDLE IfSpec, UUID* MgrTypeUuid, RPC_MGR_EPV* MgrEpv,
1098                       UINT Flags, UINT MaxCalls, UINT MaxRpcSize, RPC_IF_CALLBACK_FN* IfCallbackFn )
1099 {
1100   PRPC_SERVER_INTERFACE If = IfSpec;
1101   RpcServerInterface* sif;
1102   unsigned int i;
1103
1104   TRACE("(%p,%s,%p,%u,%u,%u,%p)\n", IfSpec, debugstr_guid(MgrTypeUuid), MgrEpv, Flags, MaxCalls,
1105          MaxRpcSize, IfCallbackFn);
1106   TRACE(" interface id: %s %d.%d\n", debugstr_guid(&If->InterfaceId.SyntaxGUID),
1107                                      If->InterfaceId.SyntaxVersion.MajorVersion,
1108                                      If->InterfaceId.SyntaxVersion.MinorVersion);
1109   TRACE(" transfer syntax: %s %d.%d\n", debugstr_guid(&If->TransferSyntax.SyntaxGUID),
1110                                         If->TransferSyntax.SyntaxVersion.MajorVersion,
1111                                         If->TransferSyntax.SyntaxVersion.MinorVersion);
1112   TRACE(" dispatch table: %p\n", If->DispatchTable);
1113   if (If->DispatchTable) {
1114     TRACE("  dispatch table count: %d\n", If->DispatchTable->DispatchTableCount);
1115     for (i=0; i<If->DispatchTable->DispatchTableCount; i++) {
1116       TRACE("   entry %d: %p\n", i, If->DispatchTable->DispatchTable[i]);
1117     }
1118     TRACE("  reserved: %ld\n", If->DispatchTable->Reserved);
1119   }
1120   TRACE(" protseq endpoint count: %d\n", If->RpcProtseqEndpointCount);
1121   TRACE(" default manager epv: %p\n", If->DefaultManagerEpv);
1122   TRACE(" interpreter info: %p\n", If->InterpreterInfo);
1123
1124   sif = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(RpcServerInterface));
1125   sif->If           = If;
1126   if (MgrTypeUuid) {
1127     sif->MgrTypeUuid = *MgrTypeUuid;
1128     sif->MgrEpv       = MgrEpv;
1129   } else {
1130     memset(&sif->MgrTypeUuid, 0, sizeof(UUID));
1131     sif->MgrEpv       = If->DefaultManagerEpv;
1132   }
1133   sif->Flags        = Flags;
1134   sif->MaxCalls     = MaxCalls;
1135   sif->MaxRpcSize   = MaxRpcSize;
1136   sif->IfCallbackFn = IfCallbackFn;
1137
1138   EnterCriticalSection(&server_cs);
1139   list_add_head(&server_interfaces, &sif->entry);
1140   LeaveCriticalSection(&server_cs);
1141
1142   if (sif->Flags & RPC_IF_AUTOLISTEN)
1143       RPCRT4_start_listen(TRUE);
1144
1145   return RPC_S_OK;
1146 }
1147
1148 /***********************************************************************
1149  *             RpcServerUnregisterIf (RPCRT4.@)
1150  */
1151 RPC_STATUS WINAPI RpcServerUnregisterIf( RPC_IF_HANDLE IfSpec, UUID* MgrTypeUuid, UINT WaitForCallsToComplete )
1152 {
1153   PRPC_SERVER_INTERFACE If = IfSpec;
1154   HANDLE event = NULL;
1155   BOOL found = FALSE;
1156   BOOL completed = TRUE;
1157   RpcServerInterface *cif;
1158   RPC_STATUS status;
1159
1160   TRACE("(IfSpec == (RPC_IF_HANDLE)^%p (%s), MgrTypeUuid == %s, WaitForCallsToComplete == %u)\n",
1161     IfSpec, debugstr_guid(&If->InterfaceId.SyntaxGUID), debugstr_guid(MgrTypeUuid), WaitForCallsToComplete);
1162
1163   EnterCriticalSection(&server_cs);
1164   LIST_FOR_EACH_ENTRY(cif, &server_interfaces, RpcServerInterface, entry) {
1165     if ((!IfSpec || !memcmp(&If->InterfaceId, &cif->If->InterfaceId, sizeof(RPC_SYNTAX_IDENTIFIER))) &&
1166         UuidEqual(MgrTypeUuid, &cif->MgrTypeUuid, &status)) {
1167       list_remove(&cif->entry);
1168       TRACE("unregistering cif %p\n", cif);
1169       if (cif->CurrentCalls) {
1170         completed = FALSE;
1171         cif->Delete = TRUE;
1172         if (WaitForCallsToComplete)
1173           cif->CallsCompletedEvent = event = CreateEventW(NULL, FALSE, FALSE, NULL);
1174       }
1175       found = TRUE;
1176       break;
1177     }
1178   }
1179   LeaveCriticalSection(&server_cs);
1180
1181   if (!found) {
1182     ERR("not found for object %s\n", debugstr_guid(MgrTypeUuid));
1183     return RPC_S_UNKNOWN_IF;
1184   }
1185
1186   if (completed)
1187     HeapFree(GetProcessHeap(), 0, cif);
1188   else if (event) {
1189     /* sif will be freed when the last call is completed, so be careful not to
1190      * touch that memory here as that could happen before we get here */
1191     WaitForSingleObject(event, INFINITE);
1192     CloseHandle(event);
1193   }
1194
1195   return RPC_S_OK;
1196 }
1197
1198 /***********************************************************************
1199  *             RpcServerUnregisterIfEx (RPCRT4.@)
1200  */
1201 RPC_STATUS WINAPI RpcServerUnregisterIfEx( RPC_IF_HANDLE IfSpec, UUID* MgrTypeUuid, int RundownContextHandles )
1202 {
1203   FIXME("(IfSpec == (RPC_IF_HANDLE)^%p, MgrTypeUuid == %s, RundownContextHandles == %d): stub\n",
1204     IfSpec, debugstr_guid(MgrTypeUuid), RundownContextHandles);
1205
1206   return RPC_S_OK;
1207 }
1208
1209 /***********************************************************************
1210  *             RpcObjectSetType (RPCRT4.@)
1211  *
1212  * PARAMS
1213  *   ObjUuid  [I] "Object" UUID
1214  *   TypeUuid [I] "Type" UUID
1215  *
1216  * RETURNS
1217  *   RPC_S_OK                 The call succeeded
1218  *   RPC_S_INVALID_OBJECT     The provided object (nil) is not valid
1219  *   RPC_S_ALREADY_REGISTERED The provided object is already registered
1220  *
1221  * Maps "Object" UUIDs to "Type" UUID's.  Passing the nil UUID as the type
1222  * resets the mapping for the specified object UUID to nil (the default).
1223  * The nil object is always associated with the nil type and cannot be
1224  * reassigned.  Servers can support multiple implementations on the same
1225  * interface by registering different end-point vectors for the different
1226  * types.  There's no need to call this if a server only supports the nil
1227  * type, as is typical.
1228  */
1229 RPC_STATUS WINAPI RpcObjectSetType( UUID* ObjUuid, UUID* TypeUuid )
1230 {
1231   RpcObjTypeMap *map = RpcObjTypeMaps, *prev = NULL;
1232   RPC_STATUS dummy;
1233
1234   TRACE("(ObjUUID == %s, TypeUuid == %s).\n", debugstr_guid(ObjUuid), debugstr_guid(TypeUuid));
1235   if ((! ObjUuid) || UuidIsNil(ObjUuid, &dummy)) {
1236     /* nil uuid cannot be remapped */
1237     return RPC_S_INVALID_OBJECT;
1238   }
1239
1240   /* find the mapping for this object if there is one ... */
1241   while (map) {
1242     if (! UuidCompare(ObjUuid, &map->Object, &dummy)) break;
1243     prev = map;
1244     map = map->next;
1245   }
1246   if ((! TypeUuid) || UuidIsNil(TypeUuid, &dummy)) {
1247     /* ... and drop it from the list */
1248     if (map) {
1249       if (prev)
1250         prev->next = map->next;
1251       else
1252         RpcObjTypeMaps = map->next;
1253       HeapFree(GetProcessHeap(), 0, map);
1254     }
1255   } else {
1256     /* ... , fail if we found it ... */
1257     if (map)
1258       return RPC_S_ALREADY_REGISTERED;
1259     /* ... otherwise create a new one and add it in. */
1260     map = HeapAlloc(GetProcessHeap(), 0, sizeof(RpcObjTypeMap));
1261     map->Object = *ObjUuid;
1262     map->Type = *TypeUuid;
1263     map->next = NULL;
1264     if (prev)
1265       prev->next = map; /* prev is the last map in the linklist */
1266     else
1267       RpcObjTypeMaps = map;
1268   }
1269
1270   return RPC_S_OK;
1271 }
1272
1273 struct rpc_server_registered_auth_info
1274 {
1275     struct list entry;
1276     TimeStamp exp;
1277     CredHandle cred;
1278     ULONG max_token;
1279     USHORT auth_type;
1280 };
1281
1282 RPC_STATUS RPCRT4_ServerGetRegisteredAuthInfo(
1283     USHORT auth_type, CredHandle *cred, TimeStamp *exp, ULONG *max_token)
1284 {
1285     RPC_STATUS status = RPC_S_UNKNOWN_AUTHN_SERVICE;
1286     struct rpc_server_registered_auth_info *auth_info;
1287
1288     EnterCriticalSection(&server_auth_info_cs);
1289     LIST_FOR_EACH_ENTRY(auth_info, &server_registered_auth_info, struct rpc_server_registered_auth_info, entry)
1290     {
1291         if (auth_info->auth_type == auth_type)
1292         {
1293             *cred = auth_info->cred;
1294             *exp = auth_info->exp;
1295             *max_token = auth_info->max_token;
1296             status = RPC_S_OK;
1297             break;
1298         }
1299     }
1300     LeaveCriticalSection(&server_auth_info_cs);
1301
1302     return status;
1303 }
1304
1305 void RPCRT4_ServerFreeAllRegisteredAuthInfo(void)
1306 {
1307     struct rpc_server_registered_auth_info *auth_info, *cursor2;
1308
1309     EnterCriticalSection(&server_auth_info_cs);
1310     LIST_FOR_EACH_ENTRY_SAFE(auth_info, cursor2, &server_registered_auth_info, struct rpc_server_registered_auth_info, entry)
1311     {
1312         FreeCredentialsHandle(&auth_info->cred);
1313         HeapFree(GetProcessHeap(), 0, auth_info);
1314     }
1315     LeaveCriticalSection(&server_auth_info_cs);
1316 }
1317
1318 /***********************************************************************
1319  *             RpcServerRegisterAuthInfoA (RPCRT4.@)
1320  */
1321 RPC_STATUS WINAPI RpcServerRegisterAuthInfoA( RPC_CSTR ServerPrincName, ULONG AuthnSvc, RPC_AUTH_KEY_RETRIEVAL_FN GetKeyFn,
1322                             LPVOID Arg )
1323 {
1324     SECURITY_STATUS sec_status;
1325     CredHandle cred;
1326     TimeStamp exp;
1327     ULONG package_count;
1328     ULONG i;
1329     PSecPkgInfoA packages;
1330     ULONG max_token;
1331     struct rpc_server_registered_auth_info *auth_info;
1332
1333     TRACE("(%s,%u,%p,%p)\n", ServerPrincName, AuthnSvc, GetKeyFn, Arg);
1334
1335     sec_status = EnumerateSecurityPackagesA(&package_count, &packages);
1336     if (sec_status != SEC_E_OK)
1337     {
1338         ERR("EnumerateSecurityPackagesA failed with error 0x%08x\n",
1339             sec_status);
1340         return RPC_S_SEC_PKG_ERROR;
1341     }
1342
1343     for (i = 0; i < package_count; i++)
1344         if (packages[i].wRPCID == AuthnSvc)
1345             break;
1346
1347     if (i == package_count)
1348     {
1349         WARN("unsupported AuthnSvc %u\n", AuthnSvc);
1350         FreeContextBuffer(packages);
1351         return RPC_S_UNKNOWN_AUTHN_SERVICE;
1352     }
1353     TRACE("found package %s for service %u\n", packages[i].Name,
1354           AuthnSvc);
1355     sec_status = AcquireCredentialsHandleA((SEC_CHAR *)ServerPrincName,
1356                                            packages[i].Name,
1357                                            SECPKG_CRED_INBOUND, NULL, NULL,
1358                                            NULL, NULL, &cred, &exp);
1359     max_token = packages[i].cbMaxToken;
1360     FreeContextBuffer(packages);
1361     if (sec_status != SEC_E_OK)
1362         return RPC_S_SEC_PKG_ERROR;
1363
1364     auth_info = HeapAlloc(GetProcessHeap(), 0, sizeof(*auth_info));
1365     if (!auth_info)
1366     {
1367         FreeCredentialsHandle(&cred);
1368         return RPC_S_OUT_OF_RESOURCES;
1369     }
1370
1371     auth_info->exp = exp;
1372     auth_info->cred = cred;
1373     auth_info->max_token = max_token;
1374     auth_info->auth_type = AuthnSvc;
1375
1376     EnterCriticalSection(&server_auth_info_cs);
1377     list_add_tail(&server_registered_auth_info, &auth_info->entry);
1378     LeaveCriticalSection(&server_auth_info_cs);
1379
1380     return RPC_S_OK;
1381 }
1382
1383 /***********************************************************************
1384  *             RpcServerRegisterAuthInfoW (RPCRT4.@)
1385  */
1386 RPC_STATUS WINAPI RpcServerRegisterAuthInfoW( RPC_WSTR ServerPrincName, ULONG AuthnSvc, RPC_AUTH_KEY_RETRIEVAL_FN GetKeyFn,
1387                             LPVOID Arg )
1388 {
1389     SECURITY_STATUS sec_status;
1390     CredHandle cred;
1391     TimeStamp exp;
1392     ULONG package_count;
1393     ULONG i;
1394     PSecPkgInfoW packages;
1395     ULONG max_token;
1396     struct rpc_server_registered_auth_info *auth_info;
1397
1398     TRACE("(%s,%u,%p,%p)\n", debugstr_w(ServerPrincName), AuthnSvc, GetKeyFn, Arg);
1399
1400     sec_status = EnumerateSecurityPackagesW(&package_count, &packages);
1401     if (sec_status != SEC_E_OK)
1402     {
1403         ERR("EnumerateSecurityPackagesW failed with error 0x%08x\n",
1404             sec_status);
1405         return RPC_S_SEC_PKG_ERROR;
1406     }
1407
1408     for (i = 0; i < package_count; i++)
1409         if (packages[i].wRPCID == AuthnSvc)
1410             break;
1411
1412     if (i == package_count)
1413     {
1414         WARN("unsupported AuthnSvc %u\n", AuthnSvc);
1415         FreeContextBuffer(packages);
1416         return RPC_S_UNKNOWN_AUTHN_SERVICE;
1417     }
1418     TRACE("found package %s for service %u\n", debugstr_w(packages[i].Name),
1419           AuthnSvc);
1420     sec_status = AcquireCredentialsHandleW((SEC_WCHAR *)ServerPrincName,
1421                                            packages[i].Name,
1422                                            SECPKG_CRED_INBOUND, NULL, NULL,
1423                                            NULL, NULL, &cred, &exp);
1424     max_token = packages[i].cbMaxToken;
1425     FreeContextBuffer(packages);
1426     if (sec_status != SEC_E_OK)
1427         return RPC_S_SEC_PKG_ERROR;
1428
1429     auth_info = HeapAlloc(GetProcessHeap(), 0, sizeof(*auth_info));
1430     if (!auth_info)
1431     {
1432         FreeCredentialsHandle(&cred);
1433         return RPC_S_OUT_OF_RESOURCES;
1434     }
1435
1436     auth_info->exp = exp;
1437     auth_info->cred = cred;
1438     auth_info->max_token = max_token;
1439     auth_info->auth_type = AuthnSvc;
1440
1441     EnterCriticalSection(&server_auth_info_cs);
1442     list_add_tail(&server_registered_auth_info, &auth_info->entry);
1443     LeaveCriticalSection(&server_auth_info_cs);
1444
1445     return RPC_S_OK;
1446 }
1447
1448 /***********************************************************************
1449  *             RpcServerListen (RPCRT4.@)
1450  */
1451 RPC_STATUS WINAPI RpcServerListen( UINT MinimumCallThreads, UINT MaxCalls, UINT DontWait )
1452 {
1453   RPC_STATUS status = RPC_S_OK;
1454
1455   TRACE("(%u,%u,%u)\n", MinimumCallThreads, MaxCalls, DontWait);
1456
1457   if (list_empty(&protseqs))
1458     return RPC_S_NO_PROTSEQS_REGISTERED;
1459
1460   status = RPCRT4_start_listen(FALSE);
1461
1462   if (DontWait || (status != RPC_S_OK)) return status;
1463
1464   return RpcMgmtWaitServerListen();
1465 }
1466
1467 /***********************************************************************
1468  *             RpcMgmtServerWaitListen (RPCRT4.@)
1469  */
1470 RPC_STATUS WINAPI RpcMgmtWaitServerListen( void )
1471 {
1472   TRACE("()\n");
1473
1474   EnterCriticalSection(&listen_cs);
1475
1476   if (!std_listen) {
1477     LeaveCriticalSection(&listen_cs);
1478     return RPC_S_NOT_LISTENING;
1479   }
1480
1481   LeaveCriticalSection(&listen_cs);
1482
1483   FIXME("not waiting for server calls to finish\n");
1484
1485   return RPC_S_OK;
1486 }
1487
1488 /***********************************************************************
1489  *             RpcMgmtStopServerListening (RPCRT4.@)
1490  */
1491 RPC_STATUS WINAPI RpcMgmtStopServerListening ( RPC_BINDING_HANDLE Binding )
1492 {
1493   TRACE("(Binding == (RPC_BINDING_HANDLE)^%p)\n", Binding);
1494
1495   if (Binding) {
1496     FIXME("client-side invocation not implemented.\n");
1497     return RPC_S_WRONG_KIND_OF_BINDING;
1498   }
1499
1500   RPCRT4_stop_listen(FALSE);
1501
1502   return RPC_S_OK;
1503 }
1504
1505 /***********************************************************************
1506  *             RpcMgmtEnableIdleCleanup (RPCRT4.@)
1507  */
1508 RPC_STATUS WINAPI RpcMgmtEnableIdleCleanup(void)
1509 {
1510     FIXME("(): stub\n");
1511     return RPC_S_OK;
1512 }
1513
1514 /***********************************************************************
1515  *             I_RpcServerStartListening (RPCRT4.@)
1516  */
1517 RPC_STATUS WINAPI I_RpcServerStartListening( HWND hWnd )
1518 {
1519   FIXME( "(%p): stub\n", hWnd );
1520
1521   return RPC_S_OK;
1522 }
1523
1524 /***********************************************************************
1525  *             I_RpcServerStopListening (RPCRT4.@)
1526  */
1527 RPC_STATUS WINAPI I_RpcServerStopListening( void )
1528 {
1529   FIXME( "(): stub\n" );
1530
1531   return RPC_S_OK;
1532 }
1533
1534 /***********************************************************************
1535  *             I_RpcWindowProc (RPCRT4.@)
1536  */
1537 UINT WINAPI I_RpcWindowProc( void *hWnd, UINT Message, UINT wParam, ULONG lParam )
1538 {
1539   FIXME( "(%p,%08x,%08x,%08x): stub\n", hWnd, Message, wParam, lParam );
1540
1541   return 0;
1542 }
1543
1544 /***********************************************************************
1545  *             RpcMgmtInqIfIds (RPCRT4.@)
1546  */
1547 RPC_STATUS WINAPI RpcMgmtInqIfIds(RPC_BINDING_HANDLE Binding, RPC_IF_ID_VECTOR **IfIdVector)
1548 {
1549   FIXME("(%p,%p): stub\n", Binding, IfIdVector);
1550   return RPC_S_INVALID_BINDING;
1551 }
1552
1553 /***********************************************************************
1554  *             RpcMgmtInqStats (RPCRT4.@)
1555  */
1556 RPC_STATUS WINAPI RpcMgmtInqStats(RPC_BINDING_HANDLE Binding, RPC_STATS_VECTOR **Statistics)
1557 {
1558   RPC_STATS_VECTOR *stats;
1559
1560   FIXME("(%p,%p)\n", Binding, Statistics);
1561
1562   if ((stats = HeapAlloc(GetProcessHeap(), 0, sizeof(RPC_STATS_VECTOR))))
1563   {
1564     stats->Count = 1;
1565     stats->Stats[0] = 0;
1566     *Statistics = stats;
1567     return RPC_S_OK;
1568   }
1569   return RPC_S_OUT_OF_RESOURCES;
1570 }
1571
1572 /***********************************************************************
1573  *             RpcMgmtStatsVectorFree (RPCRT4.@)
1574  */
1575 RPC_STATUS WINAPI RpcMgmtStatsVectorFree(RPC_STATS_VECTOR **StatsVector)
1576 {
1577   FIXME("(%p)\n", StatsVector);
1578
1579   if (StatsVector)
1580   {
1581     HeapFree(GetProcessHeap(), 0, *StatsVector);
1582     *StatsVector = NULL;
1583   }
1584   return RPC_S_OK;
1585 }
1586
1587 /***********************************************************************
1588  *             RpcMgmtEpEltInqBegin (RPCRT4.@)
1589  */
1590 RPC_STATUS WINAPI RpcMgmtEpEltInqBegin(RPC_BINDING_HANDLE Binding, ULONG InquiryType,
1591     RPC_IF_ID *IfId, ULONG VersOption, UUID *ObjectUuid, RPC_EP_INQ_HANDLE* InquiryContext)
1592 {
1593   FIXME("(%p,%u,%p,%u,%p,%p): stub\n",
1594         Binding, InquiryType, IfId, VersOption, ObjectUuid, InquiryContext);
1595   return RPC_S_INVALID_BINDING;
1596 }
1597
1598 /***********************************************************************
1599  *             RpcMgmtIsServerListening (RPCRT4.@)
1600  */
1601 RPC_STATUS WINAPI RpcMgmtIsServerListening(RPC_BINDING_HANDLE Binding)
1602 {
1603   FIXME("(%p): stub\n", Binding);
1604   return RPC_S_INVALID_BINDING;
1605 }
1606
1607 /***********************************************************************
1608  *             RpcMgmtSetServerStackSize (RPCRT4.@)
1609  */
1610 RPC_STATUS WINAPI RpcMgmtSetServerStackSize(ULONG ThreadStackSize)
1611 {
1612   FIXME("(0x%x): stub\n", ThreadStackSize);
1613   return RPC_S_OK;
1614 }
1615
1616 /***********************************************************************
1617  *             I_RpcGetCurrentCallHandle (RPCRT4.@)
1618  */
1619 RPC_BINDING_HANDLE WINAPI I_RpcGetCurrentCallHandle(void)
1620 {
1621     TRACE("\n");
1622     return RPCRT4_GetThreadCurrentCallHandle();
1623 }