dlls/rpcrt4/rpc_binding.c

   1 /*
   2  * RPC binding API
   3  *
   4  * Copyright 2001 Ove Kåven, TransGaming Technologies
   5  * Copyright 2003 Mike Hearn
   6  * Copyright 2004 Filip Navara
   7  * Copyright 2006 CodeWeavers
   8  *
   9  * This library is free software; you can redistribute it and/or
  10  * modify it under the terms of the GNU Lesser General Public
  11  * License as published by the Free Software Foundation; either
  12  * version 2.1 of the License, or (at your option) any later version.
  13  *
  14  * This library is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  17  * Lesser General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU Lesser General Public
  20  * License along with this library; if not, write to the Free Software
  21  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  22  */
  23
  24 #include <stdarg.h>
  25 #include <stdio.h>
  26 #include <string.h>
  27 #include <assert.h>
  28
  29 #include "windef.h"
  30 #include "winbase.h"
  31 #include "winnls.h"
  32 #include "winerror.h"
  33 #include "winreg.h"
  34 #include "winternl.h"
  35 #include "wine/unicode.h"
  36
  37 #include "rpc.h"
  38 #include "rpcndr.h"
  39
  40 #include "wine/debug.h"
  41
  42 #include "rpc_binding.h"
  43 #include "rpc_message.h"
  44
  45 WINE_DEFAULT_DEBUG_CHANNEL(rpc);
  46
  47 LPSTR RPCRT4_strndupA(LPCSTR src, INT slen)
  48 {
  49   DWORD len;
  50   LPSTR s;
  51   if (!src) return NULL;
  52   if (slen == -1) slen = strlen(src);
  53   len = slen;
  54   s = HeapAlloc(GetProcessHeap(), 0, len+1);
  55   memcpy(s, src, len);
  56   s[len] = 0;
  57   return s;
  58 }
  59
  60 LPSTR RPCRT4_strdupWtoA(LPWSTR src)
  61 {
  62   DWORD len;
  63   LPSTR s;
  64   if (!src) return NULL;
  65   len = WideCharToMultiByte(CP_ACP, 0, src, -1, NULL, 0, NULL, NULL);
  66   s = HeapAlloc(GetProcessHeap(), 0, len);
  67   WideCharToMultiByte(CP_ACP, 0, src, -1, s, len, NULL, NULL);
  68   return s;
  69 }
  70
  71 LPWSTR RPCRT4_strdupAtoW(LPSTR src)
  72 {
  73   DWORD len;
  74   LPWSTR s;
  75   if (!src) return NULL;
  76   len = MultiByteToWideChar(CP_ACP, 0, src, -1, NULL, 0);
  77   s = HeapAlloc(GetProcessHeap(), 0, len*sizeof(WCHAR));
  78   MultiByteToWideChar(CP_ACP, 0, src, -1, s, len);
  79   return s;
  80 }
  81
  82 LPWSTR RPCRT4_strndupW(LPWSTR src, INT slen)
  83 {
  84   DWORD len;
  85   LPWSTR s;
  86   if (!src) return NULL;
  87   if (slen == -1) slen = strlenW(src);
  88   len = slen;
  89   s = HeapAlloc(GetProcessHeap(), 0, (len+1)*sizeof(WCHAR));
  90   memcpy(s, src, len*sizeof(WCHAR));
  91   s[len] = 0;
  92   return s;
  93 }
  94
  95 void RPCRT4_strfree(LPSTR src)
  96 {
  97   HeapFree(GetProcessHeap(), 0, src);
  98 }
  99
 100 static RPC_STATUS RPCRT4_AllocBinding(RpcBinding** Binding, BOOL server)
 101 {
 102   RpcBinding* NewBinding;
 103
 104   NewBinding = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(RpcBinding));
 105   NewBinding->refs = 1;
 106   NewBinding->server = server;
 107
 108   *Binding = NewBinding;
 109
 110   return RPC_S_OK;
 111 }
 112
 113 RPC_STATUS RPCRT4_CreateBindingA(RpcBinding** Binding, BOOL server, LPSTR Protseq)
 114 {
 115   RpcBinding* NewBinding;
 116
 117   RPCRT4_AllocBinding(&NewBinding, server);
 118   NewBinding->Protseq = RPCRT4_strdupA(Protseq);
 119
 120   TRACE("binding: %p\n", NewBinding);
 121   *Binding = NewBinding;
 122
 123   return RPC_S_OK;
 124 }
 125
 126 RPC_STATUS RPCRT4_CreateBindingW(RpcBinding** Binding, BOOL server, LPWSTR Protseq)
 127 {
 128   RpcBinding* NewBinding;
 129
 130   RPCRT4_AllocBinding(&NewBinding, server);
 131   NewBinding->Protseq = RPCRT4_strdupWtoA(Protseq);
 132
 133   TRACE("binding: %p\n", NewBinding);
 134   *Binding = NewBinding;
 135
 136   return RPC_S_OK;
 137 }
 138
 139 RPC_STATUS RPCRT4_CompleteBindingA(RpcBinding* Binding, LPSTR NetworkAddr,  LPSTR Endpoint,  LPSTR NetworkOptions)
 140 {
 141   TRACE("(RpcBinding == ^%p, NetworkAddr == \"%s\", EndPoint == \"%s\", NetworkOptions == \"%s\")\n", Binding,
 142    debugstr_a(NetworkAddr), debugstr_a(Endpoint), debugstr_a(NetworkOptions));
 143
 144   RPCRT4_strfree(Binding->NetworkAddr);
 145   Binding->NetworkAddr = RPCRT4_strdupA(NetworkAddr);
 146   RPCRT4_strfree(Binding->Endpoint);
 147   if (Endpoint) {
 148     Binding->Endpoint = RPCRT4_strdupA(Endpoint);
 149   } else {
 150     Binding->Endpoint = RPCRT4_strdupA("");
 151   }
 152   if (!Binding->Endpoint) ERR("out of memory?\n");
 153
 154   return RPC_S_OK;
 155 }
 156
 157 RPC_STATUS RPCRT4_CompleteBindingW(RpcBinding* Binding, LPWSTR NetworkAddr, LPWSTR Endpoint, LPWSTR NetworkOptions)
 158 {
 159   TRACE("(RpcBinding == ^%p, NetworkAddr == \"%s\", EndPoint == \"%s\", NetworkOptions == \"%s\")\n", Binding,
 160    debugstr_w(NetworkAddr), debugstr_w(Endpoint), debugstr_w(NetworkOptions));
 161
 162   RPCRT4_strfree(Binding->NetworkAddr);
 163   Binding->NetworkAddr = RPCRT4_strdupWtoA(NetworkAddr);
 164   RPCRT4_strfree(Binding->Endpoint);
 165   if (Endpoint) {
 166     Binding->Endpoint = RPCRT4_strdupWtoA(Endpoint);
 167   } else {
 168     Binding->Endpoint = RPCRT4_strdupA("");
 169   }
 170   if (!Binding->Endpoint) ERR("out of memory?\n");
 171
 172   return RPC_S_OK;
 173 }
 174
 175 RPC_STATUS RPCRT4_ResolveBinding(RpcBinding* Binding, LPSTR Endpoint)
 176 {
 177   TRACE("(RpcBinding == ^%p, EndPoint == \"%s\"\n", Binding, Endpoint);
 178
 179   RPCRT4_strfree(Binding->Endpoint);
 180   Binding->Endpoint = RPCRT4_strdupA(Endpoint);
 181
 182   return RPC_S_OK;
 183 }
 184
 185 RPC_STATUS RPCRT4_SetBindingObject(RpcBinding* Binding, UUID* ObjectUuid)
 186 {
 187   TRACE("(*RpcBinding == ^%p, UUID == %s)\n", Binding, debugstr_guid(ObjectUuid));
 188   if (ObjectUuid) memcpy(&Binding->ObjectUuid, ObjectUuid, sizeof(UUID));
 189   else UuidCreateNil(&Binding->ObjectUuid);
 190   return RPC_S_OK;
 191 }
 192
 193 RPC_STATUS RPCRT4_MakeBinding(RpcBinding** Binding, RpcConnection* Connection)
 194 {
 195   RpcBinding* NewBinding;
 196   TRACE("(RpcBinding == ^%p, Connection == ^%p)\n", Binding, Connection);
 197
 198   RPCRT4_AllocBinding(&NewBinding, Connection->server);
 199   NewBinding->Protseq = RPCRT4_strdupA(rpcrt4_conn_get_name(Connection));
 200   NewBinding->NetworkAddr = RPCRT4_strdupA(Connection->NetworkAddr);
 201   NewBinding->Endpoint = RPCRT4_strdupA(Connection->Endpoint);
 202   NewBinding->FromConn = Connection;
 203
 204   TRACE("binding: %p\n", NewBinding);
 205   *Binding = NewBinding;
 206
 207   return RPC_S_OK;
 208 }
 209
 210 RPC_STATUS RPCRT4_ExportBinding(RpcBinding** Binding, RpcBinding* OldBinding)
 211 {
 212   InterlockedIncrement(&OldBinding->refs);
 213   *Binding = OldBinding;
 214   return RPC_S_OK;
 215 }
 216
 217 RPC_STATUS RPCRT4_DestroyBinding(RpcBinding* Binding)
 218 {
 219   if (InterlockedDecrement(&Binding->refs))
 220     return RPC_S_OK;
 221
 222   TRACE("binding: %p\n", Binding);
 223   /* FIXME: release connections */
 224   RPCRT4_strfree(Binding->Endpoint);
 225   RPCRT4_strfree(Binding->NetworkAddr);
 226   RPCRT4_strfree(Binding->Protseq);
 227   HeapFree(GetProcessHeap(), 0, Binding);
 228   return RPC_S_OK;
 229 }
 230
 231 RPC_STATUS RPCRT4_OpenBinding(RpcBinding* Binding, RpcConnection** Connection,
 232                               PRPC_SYNTAX_IDENTIFIER TransferSyntax,
 233                               PRPC_SYNTAX_IDENTIFIER InterfaceId)
 234 {
 235   RpcConnection* NewConnection;
 236   RPC_STATUS status;
 237
 238   TRACE("(Binding == ^%p)\n", Binding);
 239
 240   /* if we try to bind a new interface and the connection is already opened,
 241    * close the current connection and create a new with the new binding. */
 242   if (!Binding->server && Binding->FromConn &&
 243       (Binding->AuthInfo == Binding->FromConn->AuthInfo) &&
 244       memcmp(&Binding->FromConn->ActiveInterface, InterfaceId,
 245              sizeof(RPC_SYNTAX_IDENTIFIER))) {
 246
 247     TRACE("releasing pre-existing connection\n");
 248     RPCRT4_DestroyConnection(Binding->FromConn);
 249     Binding->FromConn = NULL;
 250   } else {
 251     /* we already have a connection with acceptable binding, so use it */
 252     if (Binding->FromConn) {
 253       *Connection = Binding->FromConn;
 254       return RPC_S_OK;
 255     }
 256   }
 257
 258   /* create a new connection */
 259   RPCRT4_CreateConnection(&NewConnection, Binding->server, Binding->Protseq,
 260                           Binding->NetworkAddr, Binding->Endpoint, NULL,
 261                           Binding->AuthInfo, Binding);
 262   status = RPCRT4_OpenConnection(NewConnection);
 263   if (status != RPC_S_OK)
 264   {
 265     RPCRT4_DestroyConnection(NewConnection);
 266     return status;
 267   }
 268
 269   /* we need to send a binding packet if we are client. */
 270   if (!NewConnection->server) {
 271     RpcPktHdr *hdr;
 272     RpcPktHdr *response_hdr;
 273     RPC_MESSAGE msg;
 274
 275     TRACE("sending bind request to server\n");
 276
 277     hdr = RPCRT4_BuildBindHeader(NDR_LOCAL_DATA_REPRESENTATION,
 278                                  RPC_MAX_PACKET_SIZE, RPC_MAX_PACKET_SIZE,
 279                                  InterfaceId, TransferSyntax);
 280
 281     status = RPCRT4_Send(NewConnection, hdr, NULL, 0);
 282     RPCRT4_FreeHeader(hdr);
 283     if (status != RPC_S_OK) {
 284       RPCRT4_DestroyConnection(NewConnection);
 285       return status;
 286     }
 287
 288     status = RPCRT4_Receive(NewConnection, &response_hdr, &msg);
 289     if (status != RPC_S_OK) {
 290       ERR("receive failed\n");
 291       RPCRT4_DestroyConnection(NewConnection);
 292       return status;
 293     }
 294
 295     if (response_hdr->common.ptype != PKT_BIND_ACK ||
 296         response_hdr->bind_ack.max_tsize < RPC_MIN_PACKET_SIZE) {
 297       ERR("failed to bind\n");
 298       RPCRT4_FreeHeader(response_hdr);
 299       RPCRT4_DestroyConnection(NewConnection);
 300       return RPC_S_PROTOCOL_ERROR;
 301     }
 302
 303     /* FIXME: do more checks? */
 304
 305     NewConnection->MaxTransmissionSize = response_hdr->bind_ack.max_tsize;
 306     NewConnection->ActiveInterface = *InterfaceId;
 307     RPCRT4_FreeHeader(response_hdr);
 308   }
 309
 310   Binding->FromConn = NewConnection;
 311   *Connection = NewConnection;
 312
 313   return RPC_S_OK;
 314 }
 315
 316 RPC_STATUS RPCRT4_CloseBinding(RpcBinding* Binding, RpcConnection* Connection)
 317 {
 318   TRACE("(Binding == ^%p)\n", Binding);
 319   if (!Connection) return RPC_S_OK;
 320   if (Binding->FromConn == Connection) return RPC_S_OK;
 321   return RPCRT4_DestroyConnection(Connection);
 322 }
 323
 324 /* utility functions for string composing and parsing */
 325 static unsigned RPCRT4_strcopyA(LPSTR data, LPCSTR src)
 326 {
 327   unsigned len = strlen(src);
 328   memcpy(data, src, len*sizeof(CHAR));
 329   return len;
 330 }
 331
 332 static unsigned RPCRT4_strcopyW(LPWSTR data, LPCWSTR src)
 333 {
 334   unsigned len = strlenW(src);
 335   memcpy(data, src, len*sizeof(WCHAR));
 336   return len;
 337 }
 338
 339 static LPSTR RPCRT4_strconcatA(LPSTR dst, LPCSTR src)
 340 {
 341   DWORD len = strlen(dst), slen = strlen(src);
 342   LPSTR ndst = HeapReAlloc(GetProcessHeap(), 0, dst, (len+slen+2)*sizeof(CHAR));
 343   if (!ndst)
 344   {
 345     HeapFree(GetProcessHeap(), 0, dst);
 346     return NULL;
 347   }
 348   ndst[len] = ',';
 349   memcpy(ndst+len+1, src, slen+1);
 350   return ndst;
 351 }
 352
 353 static LPWSTR RPCRT4_strconcatW(LPWSTR dst, LPCWSTR src)
 354 {
 355   DWORD len = strlenW(dst), slen = strlenW(src);
 356   LPWSTR ndst = HeapReAlloc(GetProcessHeap(), 0, dst, (len+slen+2)*sizeof(WCHAR));
 357   if (!ndst)
 358   {
 359     HeapFree(GetProcessHeap(), 0, dst);
 360     return NULL;
 361   }
 362   ndst[len] = ',';
 363   memcpy(ndst+len+1, src, (slen+1)*sizeof(WCHAR));
 364   return ndst;
 365 }
 366
 367
 368 /***********************************************************************
 369  *             RpcStringBindingComposeA (RPCRT4.@)
 370  */
 371 RPC_STATUS WINAPI RpcStringBindingComposeA(unsigned char *ObjUuid, unsigned char *Protseq,
 372                                            unsigned char *NetworkAddr, unsigned char *Endpoint,
 373                                            unsigned char *Options, unsigned char** StringBinding )
 374 {
 375   DWORD len = 1;
 376   LPSTR data;
 377
 378   TRACE( "(%s,%s,%s,%s,%s,%p)\n",
 379         debugstr_a( (char*)ObjUuid ), debugstr_a( (char*)Protseq ),
 380         debugstr_a( (char*)NetworkAddr ), debugstr_a( (char*)Endpoint ),
 381         debugstr_a( (char*)Options ), StringBinding );
 382
 383   if (ObjUuid && *ObjUuid) len += strlen((char*)ObjUuid) + 1;
 384   if (Protseq && *Protseq) len += strlen((char*)Protseq) + 1;
 385   if (NetworkAddr && *NetworkAddr) len += strlen((char*)NetworkAddr);
 386   if (Endpoint && *Endpoint) len += strlen((char*)Endpoint) + 2;
 387   if (Options && *Options) len += strlen((char*)Options) + 2;
 388
 389   data = HeapAlloc(GetProcessHeap(), 0, len);
 390   *StringBinding = (unsigned char*)data;
 391
 392   if (ObjUuid && *ObjUuid) {
 393     data += RPCRT4_strcopyA(data, (char*)ObjUuid);
 394     *data++ = '@';
 395   }
 396   if (Protseq && *Protseq) {
 397     data += RPCRT4_strcopyA(data, (char*)Protseq);
 398     *data++ = ':';
 399   }
 400   if (NetworkAddr && *NetworkAddr)
 401     data += RPCRT4_strcopyA(data, (char*)NetworkAddr);
 402
 403   if ((Endpoint && *Endpoint) ||
 404       (Options && *Options)) {
 405     *data++ = '[';
 406     if (Endpoint && *Endpoint) {
 407       data += RPCRT4_strcopyA(data, (char*)Endpoint);
 408       if (Options && *Options) *data++ = ',';
 409     }
 410     if (Options && *Options) {
 411       data += RPCRT4_strcopyA(data, (char*)Options);
 412     }
 413     *data++ = ']';
 414   }
 415   *data = 0;
 416
 417   return RPC_S_OK;
 418 }
 419
 420 /***********************************************************************
 421  *             RpcStringBindingComposeW (RPCRT4.@)
 422  */
 423 RPC_STATUS WINAPI RpcStringBindingComposeW( LPWSTR ObjUuid, LPWSTR Protseq,
 424                                             LPWSTR NetworkAddr, LPWSTR Endpoint,
 425                                             LPWSTR Options, LPWSTR* StringBinding )
 426 {
 427   DWORD len = 1;
 428   LPWSTR data;
 429
 430   TRACE("(%s,%s,%s,%s,%s,%p)\n",
 431        debugstr_w( ObjUuid ), debugstr_w( Protseq ),
 432        debugstr_w( NetworkAddr ), debugstr_w( Endpoint ),
 433        debugstr_w( Options ), StringBinding);
 434
 435   if (ObjUuid && *ObjUuid) len += strlenW(ObjUuid) + 1;
 436   if (Protseq && *Protseq) len += strlenW(Protseq) + 1;
 437   if (NetworkAddr && *NetworkAddr) len += strlenW(NetworkAddr);
 438   if (Endpoint && *Endpoint) len += strlenW(Endpoint) + 2;
 439   if (Options && *Options) len += strlenW(Options) + 2;
 440
 441   data = HeapAlloc(GetProcessHeap(), 0, len*sizeof(WCHAR));
 442   *StringBinding = data;
 443
 444   if (ObjUuid && *ObjUuid) {
 445     data += RPCRT4_strcopyW(data, ObjUuid);
 446     *data++ = '@';
 447   }
 448   if (Protseq && *Protseq) {
 449     data += RPCRT4_strcopyW(data, Protseq);
 450     *data++ = ':';
 451   }
 452   if (NetworkAddr && *NetworkAddr) {
 453     data += RPCRT4_strcopyW(data, NetworkAddr);
 454   }
 455   if ((Endpoint && *Endpoint) ||
 456       (Options && *Options)) {
 457     *data++ = '[';
 458     if (Endpoint && *Endpoint) {
 459       data += RPCRT4_strcopyW(data, Endpoint);
 460       if (Options && *Options) *data++ = ',';
 461     }
 462     if (Options && *Options) {
 463       data += RPCRT4_strcopyW(data, Options);
 464     }
 465     *data++ = ']';
 466   }
 467   *data = 0;
 468
 469   return RPC_S_OK;
 470 }
 471
 472
 473 /***********************************************************************
 474  *             RpcStringBindingParseA (RPCRT4.@)
 475  */
 476 RPC_STATUS WINAPI RpcStringBindingParseA( unsigned char *StringBinding, unsigned char **ObjUuid,
 477                                           unsigned char **Protseq, unsigned char **NetworkAddr,
 478                                           unsigned char **Endpoint, unsigned char **Options)
 479 {
 480   CHAR *data, *next;
 481   static const char ep_opt[] = "endpoint=";
 482
 483   TRACE("(%s,%p,%p,%p,%p,%p)\n", debugstr_a((char*)StringBinding),
 484        ObjUuid, Protseq, NetworkAddr, Endpoint, Options);
 485
 486   if (ObjUuid) *ObjUuid = NULL;
 487   if (Protseq) *Protseq = NULL;
 488   if (NetworkAddr) *NetworkAddr = NULL;
 489   if (Endpoint) *Endpoint = NULL;
 490   if (Options) *Options = NULL;
 491
 492   data = (char*) StringBinding;
 493
 494   next = strchr(data, '@');
 495   if (next) {
 496     if (ObjUuid) *ObjUuid = (unsigned char*)RPCRT4_strndupA(data, next - data);
 497     data = next+1;
 498   }
 499
 500   next = strchr(data, ':');
 501   if (next) {
 502     if (Protseq) *Protseq = (unsigned char*)RPCRT4_strndupA(data, next - data);
 503     data = next+1;
 504   }
 505
 506   next = strchr(data, '[');
 507   if (next) {
 508     CHAR *close, *opt;
 509
 510     if (NetworkAddr) *NetworkAddr = (unsigned char*)RPCRT4_strndupA(data, next - data);
 511     data = next+1;
 512     close = strchr(data, ']');
 513     if (!close) goto fail;
 514
 515     /* tokenize options */
 516     while (data < close) {
 517       next = strchr(data, ',');
 518       if (!next || next > close) next = close;
 519       /* FIXME: this is kind of inefficient */
 520       opt = RPCRT4_strndupA(data, next - data);
 521       data = next+1;
 522
 523       /* parse option */
 524       next = strchr(opt, '=');
 525       if (!next) {
 526         /* not an option, must be an endpoint */
 527         if (*Endpoint) goto fail;
 528         *Endpoint = (unsigned char*) opt;
 529       } else {
 530         if (strncmp(opt, ep_opt, strlen(ep_opt)) == 0) {
 531           /* endpoint option */
 532           if (*Endpoint) goto fail;
 533           *Endpoint = (unsigned char*) RPCRT4_strdupA(next+1);
 534           HeapFree(GetProcessHeap(), 0, opt);
 535         } else {
 536           /* network option */
 537           if (*Options) {
 538             /* FIXME: this is kind of inefficient */
 539             *Options = (unsigned char*) RPCRT4_strconcatA( (char*)*Options, opt);
 540             HeapFree(GetProcessHeap(), 0, opt);
 541           } else
 542             *Options = (unsigned char*) opt;
 543         }
 544       }
 545     }
 546
 547     data = close+1;
 548     if (*data) goto fail;
 549   }
 550   else if (NetworkAddr)
 551     *NetworkAddr = (unsigned char*)RPCRT4_strdupA(data);
 552
 553   return RPC_S_OK;
 554
 555 fail:
 556   if (ObjUuid) RpcStringFreeA((unsigned char**)ObjUuid);
 557   if (Protseq) RpcStringFreeA((unsigned char**)Protseq);
 558   if (NetworkAddr) RpcStringFreeA((unsigned char**)NetworkAddr);
 559   if (Endpoint) RpcStringFreeA((unsigned char**)Endpoint);
 560   if (Options) RpcStringFreeA((unsigned char**)Options);
 561   return RPC_S_INVALID_STRING_BINDING;
 562 }
 563
 564 /***********************************************************************
 565  *             RpcStringBindingParseW (RPCRT4.@)
 566  */
 567 RPC_STATUS WINAPI RpcStringBindingParseW( LPWSTR StringBinding, LPWSTR *ObjUuid,
 568                                           LPWSTR *Protseq, LPWSTR *NetworkAddr,
 569                                           LPWSTR *Endpoint, LPWSTR *Options)
 570 {
 571   WCHAR *data, *next;
 572   static const WCHAR ep_opt[] = {'e','n','d','p','o','i','n','t','=',0};
 573
 574   TRACE("(%s,%p,%p,%p,%p,%p)\n", debugstr_w(StringBinding),
 575        ObjUuid, Protseq, NetworkAddr, Endpoint, Options);
 576
 577   if (ObjUuid) *ObjUuid = NULL;
 578   if (Protseq) *Protseq = NULL;
 579   if (NetworkAddr) *NetworkAddr = NULL;
 580   if (Endpoint) *Endpoint = NULL;
 581   if (Options) *Options = NULL;
 582
 583   data = StringBinding;
 584
 585   next = strchrW(data, '@');
 586   if (next) {
 587     if (ObjUuid) *ObjUuid = RPCRT4_strndupW(data, next - data);
 588     data = next+1;
 589   }
 590
 591   next = strchrW(data, ':');
 592   if (next) {
 593     if (Protseq) *Protseq = RPCRT4_strndupW(data, next - data);
 594     data = next+1;
 595   }
 596
 597   next = strchrW(data, '[');
 598   if (next) {
 599     WCHAR *close, *opt;
 600
 601     if (NetworkAddr) *NetworkAddr = RPCRT4_strndupW(data, next - data);
 602     data = next+1;
 603     close = strchrW(data, ']');
 604     if (!close) goto fail;
 605
 606     /* tokenize options */
 607     while (data < close) {
 608       next = strchrW(data, ',');
 609       if (!next || next > close) next = close;
 610       /* FIXME: this is kind of inefficient */
 611       opt = RPCRT4_strndupW(data, next - data);
 612       data = next+1;
 613
 614       /* parse option */
 615       next = strchrW(opt, '=');
 616       if (!next) {
 617         /* not an option, must be an endpoint */
 618         if (*Endpoint) goto fail;
 619         *Endpoint = opt;
 620       } else {
 621         if (strncmpW(opt, ep_opt, strlenW(ep_opt)) == 0) {
 622           /* endpoint option */
 623           if (*Endpoint) goto fail;
 624           *Endpoint = RPCRT4_strdupW(next+1);
 625           HeapFree(GetProcessHeap(), 0, opt);
 626         } else {
 627           /* network option */
 628           if (*Options) {
 629             /* FIXME: this is kind of inefficient */
 630             *Options = RPCRT4_strconcatW(*Options, opt);
 631             HeapFree(GetProcessHeap(), 0, opt);
 632           } else
 633             *Options = opt;
 634         }
 635       }
 636     }
 637
 638     data = close+1;
 639     if (*data) goto fail;
 640   } else if (NetworkAddr)
 641     *NetworkAddr = RPCRT4_strdupW(data);
 642
 643   return RPC_S_OK;
 644
 645 fail:
 646   if (ObjUuid) RpcStringFreeW(ObjUuid);
 647   if (Protseq) RpcStringFreeW(Protseq);
 648   if (NetworkAddr) RpcStringFreeW(NetworkAddr);
 649   if (Endpoint) RpcStringFreeW(Endpoint);
 650   if (Options) RpcStringFreeW(Options);
 651   return RPC_S_INVALID_STRING_BINDING;
 652 }
 653
 654 /***********************************************************************
 655  *             RpcBindingFree (RPCRT4.@)
 656  */
 657 RPC_STATUS WINAPI RpcBindingFree( RPC_BINDING_HANDLE* Binding )
 658 {
 659   RPC_STATUS status;
 660   TRACE("(%p) = %p\n", Binding, *Binding);
 661   status = RPCRT4_DestroyBinding(*Binding);
 662   if (status == RPC_S_OK) *Binding = 0;
 663   return status;
 664 }
 665
 666 /***********************************************************************
 667  *             RpcBindingVectorFree (RPCRT4.@)
 668  */
 669 RPC_STATUS WINAPI RpcBindingVectorFree( RPC_BINDING_VECTOR** BindingVector )
 670 {
 671   RPC_STATUS status;
 672   unsigned long c;
 673
 674   TRACE("(%p)\n", BindingVector);
 675   for (c=0; c<(*BindingVector)->Count; c++) {
 676     status = RpcBindingFree(&(*BindingVector)->BindingH[c]);
 677   }
 678   HeapFree(GetProcessHeap(), 0, *BindingVector);
 679   *BindingVector = NULL;
 680   return RPC_S_OK;
 681 }
 682
 683 /***********************************************************************
 684  *             RpcBindingInqObject (RPCRT4.@)
 685  */
 686 RPC_STATUS WINAPI RpcBindingInqObject( RPC_BINDING_HANDLE Binding, UUID* ObjectUuid )
 687 {
 688   RpcBinding* bind = (RpcBinding*)Binding;
 689
 690   TRACE("(%p,%p) = %s\n", Binding, ObjectUuid, debugstr_guid(&bind->ObjectUuid));
 691   memcpy(ObjectUuid, &bind->ObjectUuid, sizeof(UUID));
 692   return RPC_S_OK;
 693 }
 694
 695 /***********************************************************************
 696  *             RpcBindingSetObject (RPCRT4.@)
 697  */
 698 RPC_STATUS WINAPI RpcBindingSetObject( RPC_BINDING_HANDLE Binding, UUID* ObjectUuid )
 699 {
 700   RpcBinding* bind = (RpcBinding*)Binding;
 701
 702   TRACE("(%p,%s)\n", Binding, debugstr_guid(ObjectUuid));
 703   if (bind->server) return RPC_S_WRONG_KIND_OF_BINDING;
 704   return RPCRT4_SetBindingObject(Binding, ObjectUuid);
 705 }
 706
 707 /***********************************************************************
 708  *             RpcBindingFromStringBindingA (RPCRT4.@)
 709  */
 710 RPC_STATUS WINAPI RpcBindingFromStringBindingA( unsigned char *StringBinding, RPC_BINDING_HANDLE* Binding )
 711 {
 712   RPC_STATUS ret;
 713   RpcBinding* bind = NULL;
 714   unsigned char *ObjectUuid, *Protseq, *NetworkAddr, *Endpoint, *Options;
 715   UUID Uuid;
 716
 717   TRACE("(%s,%p)\n", debugstr_a((char*)StringBinding), Binding);
 718
 719   ret = RpcStringBindingParseA(StringBinding, &ObjectUuid, &Protseq,
 720                               &NetworkAddr, &Endpoint, &Options);
 721   if (ret != RPC_S_OK) return ret;
 722
 723   ret = UuidFromStringA(ObjectUuid, &Uuid);
 724
 725   if (ret == RPC_S_OK)
 726     ret = RPCRT4_CreateBindingA(&bind, FALSE, (char*)Protseq);
 727   if (ret == RPC_S_OK)
 728     ret = RPCRT4_SetBindingObject(bind, &Uuid);
 729   if (ret == RPC_S_OK)
 730     ret = RPCRT4_CompleteBindingA(bind, (char*)NetworkAddr, (char*)Endpoint, (char*)Options);
 731
 732   RpcStringFreeA((unsigned char**)&Options);
 733   RpcStringFreeA((unsigned char**)&Endpoint);
 734   RpcStringFreeA((unsigned char**)&NetworkAddr);
 735   RpcStringFreeA((unsigned char**)&Protseq);
 736   RpcStringFreeA((unsigned char**)&ObjectUuid);
 737
 738   if (ret == RPC_S_OK)
 739     *Binding = (RPC_BINDING_HANDLE)bind;
 740   else
 741     RPCRT4_DestroyBinding(bind);
 742
 743   return ret;
 744 }
 745
 746 /***********************************************************************
 747  *             RpcBindingFromStringBindingW (RPCRT4.@)
 748  */
 749 RPC_STATUS WINAPI RpcBindingFromStringBindingW( LPWSTR StringBinding, RPC_BINDING_HANDLE* Binding )
 750 {
 751   RPC_STATUS ret;
 752   RpcBinding* bind = NULL;
 753   LPWSTR ObjectUuid, Protseq, NetworkAddr, Endpoint, Options;
 754   UUID Uuid;
 755
 756   TRACE("(%s,%p)\n", debugstr_w(StringBinding), Binding);
 757
 758   ret = RpcStringBindingParseW(StringBinding, &ObjectUuid, &Protseq,
 759                               &NetworkAddr, &Endpoint, &Options);
 760   if (ret != RPC_S_OK) return ret;
 761
 762   ret = UuidFromStringW(ObjectUuid, &Uuid);
 763
 764   if (ret == RPC_S_OK)
 765     ret = RPCRT4_CreateBindingW(&bind, FALSE, Protseq);
 766   if (ret == RPC_S_OK)
 767     ret = RPCRT4_SetBindingObject(bind, &Uuid);
 768   if (ret == RPC_S_OK)
 769     ret = RPCRT4_CompleteBindingW(bind, NetworkAddr, Endpoint, Options);
 770
 771   RpcStringFreeW(&Options);
 772   RpcStringFreeW(&Endpoint);
 773   RpcStringFreeW(&NetworkAddr);
 774   RpcStringFreeW(&Protseq);
 775   RpcStringFreeW(&ObjectUuid);
 776
 777   if (ret == RPC_S_OK)
 778     *Binding = (RPC_BINDING_HANDLE)bind;
 779   else
 780     RPCRT4_DestroyBinding(bind);
 781
 782   return ret;
 783 }
 784
 785 /***********************************************************************
 786  *             RpcBindingToStringBindingA (RPCRT4.@)
 787  */
 788 RPC_STATUS WINAPI RpcBindingToStringBindingA( RPC_BINDING_HANDLE Binding, unsigned char** StringBinding )
 789 {
 790   RPC_STATUS ret;
 791   RpcBinding* bind = (RpcBinding*)Binding;
 792   LPSTR ObjectUuid;
 793
 794   TRACE("(%p,%p)\n", Binding, StringBinding);
 795
 796   ret = UuidToStringA(&bind->ObjectUuid, (unsigned char**)&ObjectUuid);
 797   if (ret != RPC_S_OK) return ret;
 798
 799   ret = RpcStringBindingComposeA((unsigned char*) ObjectUuid, (unsigned char*)bind->Protseq, (unsigned char*) bind->NetworkAddr,
 800                                  (unsigned char*) bind->Endpoint, NULL, StringBinding);
 801
 802   RpcStringFreeA((unsigned char**)&ObjectUuid);
 803
 804   return ret;
 805 }
 806
 807 /***********************************************************************
 808  *             RpcBindingToStringBindingW (RPCRT4.@)
 809  */
 810 RPC_STATUS WINAPI RpcBindingToStringBindingW( RPC_BINDING_HANDLE Binding, unsigned short** StringBinding )
 811 {
 812   RPC_STATUS ret;
 813   unsigned char *str = NULL;
 814   TRACE("(%p,%p)\n", Binding, StringBinding);
 815   ret = RpcBindingToStringBindingA(Binding, &str);
 816   *StringBinding = RPCRT4_strdupAtoW((char*)str);
 817   RpcStringFreeA((unsigned char**)&str);
 818   return ret;
 819 }
 820
 821 /***********************************************************************
 822  *             I_RpcBindingSetAsync (RPCRT4.@)
 823  * NOTES
 824  *  Exists in win9x and winNT, but with different number of arguments
 825  *  (9x version has 3 arguments, NT has 2).
 826  */
 827 RPC_STATUS WINAPI I_RpcBindingSetAsync( RPC_BINDING_HANDLE Binding, RPC_BLOCKING_FN BlockingFn)
 828 {
 829   RpcBinding* bind = (RpcBinding*)Binding;
 830
 831   TRACE( "(%p,%p): stub\n", Binding, BlockingFn );
 832
 833   bind->BlockingFn = BlockingFn;
 834
 835   return RPC_S_OK;
 836 }
 837
 838 /***********************************************************************
 839  *             RpcBindingCopy (RPCRT4.@)
 840  */
 841 RPC_STATUS RPC_ENTRY RpcBindingCopy(
 842   RPC_BINDING_HANDLE SourceBinding,
 843   RPC_BINDING_HANDLE* DestinationBinding)
 844 {
 845   RpcBinding *DestBinding;
 846   RpcBinding *SrcBinding = (RpcBinding*)SourceBinding;
 847   RPC_STATUS status;
 848
 849   TRACE("(%p, %p)\n", SourceBinding, DestinationBinding);
 850
 851   status = RPCRT4_AllocBinding(&DestBinding, SrcBinding->server);
 852   if (status != RPC_S_OK) return status;
 853
 854   DestBinding->ObjectUuid = SrcBinding->ObjectUuid;
 855   DestBinding->BlockingFn = SrcBinding->BlockingFn;
 856   DestBinding->Protseq = RPCRT4_strndupA(SrcBinding->Protseq, -1);
 857   DestBinding->NetworkAddr = RPCRT4_strndupA(SrcBinding->NetworkAddr, -1);
 858   DestBinding->Endpoint = RPCRT4_strndupA(SrcBinding->Endpoint, -1);
 859
 860   DestBinding->FromConn = SrcBinding->FromConn;
 861   SrcBinding->FromConn = NULL;
 862   if (SrcBinding->AuthInfo) RpcAuthInfo_AddRef(SrcBinding->AuthInfo);
 863   DestBinding->AuthInfo = SrcBinding->AuthInfo;
 864
 865   *DestinationBinding = DestBinding;
 866   return RPC_S_OK;
 867 }
 868
 869 /***********************************************************************
 870  *             RpcImpersonateClient (RPCRT4.@)
 871  *
 872  * Impersonates the client connected via a binding handle so that security
 873  * checks are done in the context of the client.
 874  *
 875  * PARAMS
 876  *  BindingHandle [I] Handle to the binding to the client.
 877  *
 878  * RETURNS
 879  *  Success: RPS_S_OK.
 880  *  Failure: RPC_STATUS value.
 881  *
 882  * NOTES
 883  *
 884  * If BindingHandle is NULL then the function impersonates the client
 885  * connected to the binding handle of the current thread.
 886  */
 887 RPC_STATUS WINAPI RpcImpersonateClient(RPC_BINDING_HANDLE BindingHandle)
 888 {
 889     FIXME("(%p): stub\n", BindingHandle);
 890     return RPC_S_OK;
 891 }
 892
 893 /***********************************************************************
 894  *             RpcRevertToSelfEx (RPCRT4.@)
 895  *
 896  * Stops impersonating the client connected to the binding handle so that security
 897  * checks are no longer done in the context of the client.
 898  *
 899  * PARAMS
 900  *  BindingHandle [I] Handle to the binding to the client.
 901  *
 902  * RETURNS
 903  *  Success: RPS_S_OK.
 904  *  Failure: RPC_STATUS value.
 905  *
 906  * NOTES
 907  *
 908  * If BindingHandle is NULL then the function stops impersonating the client
 909  * connected to the binding handle of the current thread.
 910  */
 911 RPC_STATUS WINAPI RpcRevertToSelfEx(RPC_BINDING_HANDLE BindingHandle)
 912 {
 913     FIXME("(%p): stub\n", BindingHandle);
 914     return RPC_S_OK;
 915 }
 916
 917 static RPC_STATUS RpcAuthInfo_Create(unsigned long AuthnLevel, unsigned long AuthnSvc, CredHandle cred, TimeStamp exp, RpcAuthInfo **ret)
 918 {
 919     RpcAuthInfo *AuthInfo = HeapAlloc(GetProcessHeap(), 0, sizeof(*AuthInfo));
 920     if (!AuthInfo)
 921         return ERROR_OUTOFMEMORY;
 922
 923     AuthInfo->AuthnLevel = AuthnLevel;
 924     AuthInfo->AuthnSvc = AuthnSvc;
 925     AuthInfo->cred = cred;
 926     AuthInfo->exp = exp;
 927     *ret = AuthInfo;
 928     return RPC_S_OK;
 929 }
 930
 931 ULONG RpcAuthInfo_AddRef(RpcAuthInfo *AuthInfo)
 932 {
 933     return InterlockedIncrement(&AuthInfo->refs);
 934 }
 935
 936 ULONG RpcAuthInfo_Release(RpcAuthInfo *AuthInfo)
 937 {
 938     ULONG refs = InterlockedDecrement(&AuthInfo->refs);
 939
 940     if (!refs)
 941     {
 942         FreeCredentialsHandle(&AuthInfo->cred);
 943         HeapFree(GetProcessHeap(), 0, AuthInfo);
 944     }
 945
 946     return refs;
 947 }
 948
 949 /***********************************************************************
 950  *             RpcBindingInqAuthInfoExA (RPCRT4.@)
 951  */
 952 RPCRTAPI RPC_STATUS RPC_ENTRY
 953 RpcBindingInqAuthInfoExA( RPC_BINDING_HANDLE Binding, unsigned char ** ServerPrincName, unsigned long *AuthnLevel,
 954                           unsigned long *AuthnSvc, RPC_AUTH_IDENTITY_HANDLE *AuthIdentity, unsigned long *AuthzSvc,
 955                           unsigned long RpcQosVersion, RPC_SECURITY_QOS *SecurityQOS )
 956 {
 957     FIXME("%p %p %p %p %p %p %lu %p\n", Binding, ServerPrincName, AuthnLevel,
 958           AuthnSvc, AuthIdentity, AuthzSvc, RpcQosVersion, SecurityQOS);
 959     return RPC_S_INVALID_BINDING;
 960 }
 961
 962 /***********************************************************************
 963  *             RpcBindingInqAuthInfoExW (RPCRT4.@)
 964  */
 965 RPCRTAPI RPC_STATUS RPC_ENTRY
 966 RpcBindingInqAuthInfoExW( RPC_BINDING_HANDLE Binding, unsigned short ** ServerPrincName, unsigned long *AuthnLevel,
 967                           unsigned long *AuthnSvc, RPC_AUTH_IDENTITY_HANDLE *AuthIdentity, unsigned long *AuthzSvc,
 968                           unsigned long RpcQosVersion, RPC_SECURITY_QOS *SecurityQOS )
 969 {
 970     FIXME("%p %p %p %p %p %p %lu %p\n", Binding, ServerPrincName, AuthnLevel,
 971           AuthnSvc, AuthIdentity, AuthzSvc, RpcQosVersion, SecurityQOS);
 972     return RPC_S_INVALID_BINDING;
 973 }
 974
 975 /***********************************************************************
 976  *             RpcBindingInqAuthInfoA (RPCRT4.@)
 977  */
 978 RPCRTAPI RPC_STATUS RPC_ENTRY
 979 RpcBindingInqAuthInfoA( RPC_BINDING_HANDLE Binding, unsigned char ** ServerPrincName, unsigned long *AuthnLevel,
 980                         unsigned long *AuthnSvc, RPC_AUTH_IDENTITY_HANDLE *AuthIdentity, unsigned long *AuthzSvc )
 981 {
 982     FIXME("%p %p %p %p %p %p\n", Binding, ServerPrincName, AuthnLevel,
 983           AuthnSvc, AuthIdentity, AuthzSvc);
 984     return RPC_S_INVALID_BINDING;
 985 }
 986
 987 /***********************************************************************
 988  *             RpcBindingInqAuthInfoW (RPCRT4.@)
 989  */
 990 RPCRTAPI RPC_STATUS RPC_ENTRY
 991 RpcBindingInqAuthInfoW( RPC_BINDING_HANDLE Binding, unsigned short ** ServerPrincName, unsigned long *AuthnLevel,
 992                         unsigned long *AuthnSvc, RPC_AUTH_IDENTITY_HANDLE *AuthIdentity, unsigned long *AuthzSvc )
 993 {
 994     FIXME("%p %p %p %p %p %p\n", Binding, ServerPrincName, AuthnLevel,
 995           AuthnSvc, AuthIdentity, AuthzSvc);
 996     return RPC_S_INVALID_BINDING;
 997 }
 998
 999 /***********************************************************************
1000  *             RpcBindingSetAuthInfoExA (RPCRT4.@)
1001  */
1002 RPCRTAPI RPC_STATUS RPC_ENTRY
1003 RpcBindingSetAuthInfoExA( RPC_BINDING_HANDLE Binding, unsigned char *ServerPrincName,
1004                           unsigned long AuthnLevel, unsigned long AuthnSvc,
1005                           RPC_AUTH_IDENTITY_HANDLE AuthIdentity, unsigned long AuthzSvr,
1006                           RPC_SECURITY_QOS *SecurityQos )
1007 {
1008   RpcBinding* bind = (RpcBinding*)Binding;
1009   SECURITY_STATUS r;
1010   CredHandle cred;
1011   TimeStamp exp;
1012   ULONG package_count;
1013   ULONG i;
1014   PSecPkgInfoA packages;
1015
1016   TRACE("%p %s %lu %lu %p %lu %p\n", Binding, debugstr_a((const char*)ServerPrincName),
1017         AuthnLevel, AuthnSvc, AuthIdentity, AuthzSvr, SecurityQos);
1018
1019   if (AuthnLevel != RPC_C_AUTHN_LEVEL_CONNECT)
1020   {
1021     FIXME("unsupported AuthnLevel %lu\n", AuthnLevel);
1022     return RPC_S_UNKNOWN_AUTHN_LEVEL;
1023   }
1024
1025   if (AuthzSvr)
1026   {
1027     FIXME("unsupported AuthzSvr %lu\n", AuthzSvr);
1028     return RPC_S_UNKNOWN_AUTHZ_SERVICE;
1029   }
1030
1031   if (SecurityQos)
1032     FIXME("SecurityQos ignored\n");
1033
1034   r = EnumerateSecurityPackagesA(&package_count, &packages);
1035   if (r != SEC_E_OK)
1036   {
1037     ERR("EnumerateSecurityPackagesA failed with error 0x%08lx\n", r);
1038     return RPC_S_SEC_PKG_ERROR;
1039   }
1040
1041   for (i = 0; i < package_count; i++)
1042     if (packages[i].wRPCID == AuthnSvc)
1043         break;
1044
1045   if (i == package_count)
1046   {
1047     FIXME("unsupported AuthnSvc %lu\n", AuthnSvc);
1048     FreeContextBuffer(packages);
1049     return RPC_S_UNKNOWN_AUTHN_SERVICE;
1050   }
1051
1052   TRACE("found package %s for service %ld\n", packages[i].Name, AuthnSvc);
1053   r = AcquireCredentialsHandleA((SEC_CHAR *)ServerPrincName, packages[i].Name, SECPKG_CRED_OUTBOUND, NULL,
1054                                 AuthIdentity, NULL, NULL, &cred, &exp);
1055   FreeContextBuffer(packages);
1056   if (r == ERROR_SUCCESS)
1057   {
1058     if (bind->AuthInfo) RpcAuthInfo_Release(bind->AuthInfo);
1059     bind->AuthInfo = NULL;
1060     r = RpcAuthInfo_Create(AuthnLevel, AuthnSvc, cred, exp, &bind->AuthInfo);
1061     if (r != RPC_S_OK)
1062       FreeCredentialsHandle(&cred);
1063     return RPC_S_OK;
1064   }
1065   else
1066   {
1067     ERR("AcquireCredentialsHandleA failed with error 0x%08lx\n", r);
1068     return RPC_S_SEC_PKG_ERROR;
1069   }
1070 }
1071
1072 /***********************************************************************
1073  *             RpcBindingSetAuthInfoExW (RPCRT4.@)
1074  */
1075 RPCRTAPI RPC_STATUS RPC_ENTRY
1076 RpcBindingSetAuthInfoExW( RPC_BINDING_HANDLE Binding, unsigned short *ServerPrincName, unsigned long AuthnLevel,
1077                           unsigned long AuthnSvc, RPC_AUTH_IDENTITY_HANDLE AuthIdentity, unsigned long AuthzSvr,
1078                           RPC_SECURITY_QOS *SecurityQos )
1079 {
1080   RpcBinding* bind = (RpcBinding*)Binding;
1081   SECURITY_STATUS r;
1082   CredHandle cred;
1083   TimeStamp exp;
1084   ULONG package_count;
1085   ULONG i;
1086   PSecPkgInfoW packages;
1087
1088   TRACE("%p %s %lu %lu %p %lu %p\n", Binding, debugstr_w((const WCHAR*)ServerPrincName),
1089         AuthnLevel, AuthnSvc, AuthIdentity, AuthzSvr, SecurityQos);
1090
1091   if (AuthnLevel != RPC_C_AUTHN_LEVEL_CONNECT)
1092   {
1093     FIXME("unsupported AuthnLevel %lu\n", AuthnLevel);
1094     return RPC_S_UNKNOWN_AUTHN_LEVEL;
1095   }
1096
1097   if (AuthzSvr)
1098   {
1099     FIXME("unsupported AuthzSvr %lu\n", AuthzSvr);
1100     return RPC_S_UNKNOWN_AUTHZ_SERVICE;
1101   }
1102
1103   if (SecurityQos)
1104     FIXME("SecurityQos ignored\n");
1105
1106   r = EnumerateSecurityPackagesW(&package_count, &packages);
1107   if (r != SEC_E_OK)
1108   {
1109     ERR("EnumerateSecurityPackagesA failed with error 0x%08lx\n", r);
1110     return RPC_S_SEC_PKG_ERROR;
1111   }
1112
1113   for (i = 0; i < package_count; i++)
1114     if (packages[i].wRPCID == AuthnSvc)
1115         break;
1116
1117   if (i == package_count)
1118   {
1119     FIXME("unsupported AuthnSvc %lu\n", AuthnSvc);
1120     FreeContextBuffer(packages);
1121     return RPC_S_UNKNOWN_AUTHN_SERVICE;
1122   }
1123
1124   TRACE("found package %s for service %ld\n", debugstr_w(packages[i].Name), AuthnSvc);
1125   r = AcquireCredentialsHandleW((SEC_WCHAR *)ServerPrincName, packages[i].Name, SECPKG_CRED_OUTBOUND, NULL,
1126                                 AuthIdentity, NULL, NULL, &cred, &exp);
1127   FreeContextBuffer(packages);
1128   if (r == ERROR_SUCCESS)
1129   {
1130     if (bind->AuthInfo) RpcAuthInfo_Release(bind->AuthInfo);
1131     bind->AuthInfo = NULL;
1132     r = RpcAuthInfo_Create(AuthnLevel, AuthnSvc, cred, exp, &bind->AuthInfo);
1133     if (r != RPC_S_OK)
1134       FreeCredentialsHandle(&cred);
1135     return RPC_S_OK;
1136   }
1137   else
1138   {
1139     ERR("AcquireCredentialsHandleA failed with error 0x%08lx\n", r);
1140     return RPC_S_SEC_PKG_ERROR;
1141   }
1142 }
1143
1144 /***********************************************************************
1145  *             RpcBindingSetAuthInfoA (RPCRT4.@)
1146  */
1147 RPCRTAPI RPC_STATUS RPC_ENTRY
1148 RpcBindingSetAuthInfoA( RPC_BINDING_HANDLE Binding, unsigned char *ServerPrincName, unsigned long AuthnLevel,
1149                         unsigned long AuthnSvc, RPC_AUTH_IDENTITY_HANDLE AuthIdentity, unsigned long AuthzSvr )
1150 {
1151     TRACE("%p %s %lu %lu %p %lu\n", Binding, debugstr_a((const char*)ServerPrincName),
1152           AuthnLevel, AuthnSvc, AuthIdentity, AuthzSvr);
1153     return RpcBindingSetAuthInfoExA(Binding, ServerPrincName, AuthnLevel, AuthnSvc, AuthIdentity, AuthzSvr, NULL);
1154 }
1155
1156 /***********************************************************************
1157  *             RpcBindingSetAuthInfoW (RPCRT4.@)
1158  */
1159 RPCRTAPI RPC_STATUS RPC_ENTRY
1160 RpcBindingSetAuthInfoW( RPC_BINDING_HANDLE Binding, unsigned short *ServerPrincName, unsigned long AuthnLevel,
1161                         unsigned long AuthnSvc, RPC_AUTH_IDENTITY_HANDLE AuthIdentity, unsigned long AuthzSvr )
1162 {
1163     TRACE("%p %s %lu %lu %p %lu\n", Binding, debugstr_w((const WCHAR*)ServerPrincName),
1164           AuthnLevel, AuthnSvc, AuthIdentity, AuthzSvr);
1165     return RpcBindingSetAuthInfoExW(Binding, ServerPrincName, AuthnLevel, AuthnSvc, AuthIdentity, AuthzSvr, NULL);
1166 }
1167
1168 /***********************************************************************
1169  *             RpcBindingSetOption (RPCRT4.@)
1170  */
1171 RPC_STATUS WINAPI RpcBindingSetOption(RPC_BINDING_HANDLE BindingHandle, ULONG Option, ULONG OptionValue)
1172 {
1173     FIXME("(%p, %ld, %ld): stub\n", BindingHandle, Option, OptionValue);
1174     return RPC_S_OK;
1175 }