dlls/rpcrt4/rpc_binding.c

   1 /*
   2  * RPC binding API
   3  *
   4  * Copyright 2001 Ove Kåven, TransGaming Technologies
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  19  *
  20  * TODO:
  21  *  - a whole lot
  22  */
  23
  24 #include <stdio.h>
  25 #include <string.h>
  26
  27 #include "windef.h"
  28 #include "winbase.h"
  29 #include "winnls.h"
  30 #include "winerror.h"
  31 #include "winreg.h"
  32 #include "wine/unicode.h"
  33
  34 #include "rpc.h"
  35
  36 #include "wine/debug.h"
  37
  38 #include "rpc_binding.h"
  39
  40 WINE_DEFAULT_DEBUG_CHANNEL(ole);
  41
  42 LPSTR RPCRT4_strndupA(LPSTR src, INT slen)
  43 {
  44   DWORD len;
  45   LPSTR s;
  46   if (!src) return NULL;
  47   if (slen == -1) slen = strlen(src);
  48   len = slen;
  49   s = HeapAlloc(GetProcessHeap(), 0, len+1);
  50   memcpy(s, src, len);
  51   s[len] = 0;
  52   return s;
  53 }
  54
  55 LPSTR RPCRT4_strdupWtoA(LPWSTR src)
  56 {
  57   DWORD len;
  58   LPSTR s;
  59   if (!src) return NULL;
  60   len = WideCharToMultiByte(CP_ACP, 0, src, -1, NULL, 0, NULL, NULL);
  61   s = HeapAlloc(GetProcessHeap(), 0, len);
  62   WideCharToMultiByte(CP_ACP, 0, src, -1, s, len, NULL, NULL);
  63   return s;
  64 }
  65
  66 LPWSTR RPCRT4_strdupAtoW(LPSTR src)
  67 {
  68   DWORD len;
  69   LPWSTR s;
  70   if (!src) return NULL;
  71   len = MultiByteToWideChar(CP_ACP, 0, src, -1, NULL, 0);
  72   s = HeapAlloc(GetProcessHeap(), 0, len*sizeof(WCHAR));
  73   MultiByteToWideChar(CP_ACP, 0, src, -1, s, len);
  74   return s;
  75 }
  76
  77 LPWSTR RPCRT4_strndupW(LPWSTR src, INT slen)
  78 {
  79   DWORD len;
  80   LPWSTR s;
  81   if (!src) return NULL;
  82   if (slen == -1) slen = strlenW(src);
  83   len = slen;
  84   s = HeapAlloc(GetProcessHeap(), 0, (len+1)*sizeof(WCHAR));
  85   memcpy(s, src, len*sizeof(WCHAR));
  86   s[len] = 0;
  87   return s;
  88 }
  89
  90 void RPCRT4_strfree(LPSTR src)
  91 {
  92   if (src) HeapFree(GetProcessHeap(), 0, src);
  93 }
  94
  95 RPC_STATUS RPCRT4_CreateBindingA(RpcBinding** Binding, BOOL server, LPSTR Protseq)
  96 {
  97   RpcBinding* NewBinding;
  98
  99   NewBinding = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(RpcBinding));
 100   NewBinding->refs = 1;
 101   NewBinding->server = server;
 102   NewBinding->Protseq = RPCRT4_strdupA(Protseq);
 103
 104   TRACE("binding: %p\n", NewBinding);
 105   *Binding = NewBinding;
 106
 107   return RPC_S_OK;
 108 }
 109
 110 RPC_STATUS RPCRT4_CreateBindingW(RpcBinding** Binding, BOOL server, LPWSTR Protseq)
 111 {
 112   RpcBinding* NewBinding;
 113   if (Binding)
 114     TRACE("  (*Binding == ^%p, server == %s, Protseq == \"%s\")\n", *Binding, server ? "Yes" : "No", debugstr_w(Protseq));
 115   else {
 116     ERR("!RpcBinding?\n");
 117     *((char *)0) = 0; /* we will crash below anyhow... */
 118   }
 119
 120   NewBinding = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(RpcBinding));
 121   NewBinding->refs = 1;
 122   NewBinding->server = server;
 123   NewBinding->Protseq = RPCRT4_strdupWtoA(Protseq);
 124
 125   TRACE("binding: %p\n", NewBinding);
 126   *Binding = NewBinding;
 127
 128   return RPC_S_OK;
 129 }
 130
 131 RPC_STATUS RPCRT4_CompleteBindingA(RpcBinding* Binding, LPSTR NetworkAddr,  LPSTR Endpoint,  LPSTR NetworkOptions)
 132 {
 133
 134   TRACE("  (RpcBinding == ^%p, NetworkAddr == \"%s\", EndPoint == \"%s\", NetworkOptions == \"%s\")\n", Binding, NetworkAddr, Endpoint, NetworkOptions);
 135
 136   RPCRT4_strfree(Binding->NetworkAddr);
 137   Binding->NetworkAddr = RPCRT4_strdupA(NetworkAddr);
 138   RPCRT4_strfree(Binding->Endpoint);
 139   if (Binding->Endpoint) {
 140     Binding->Endpoint = RPCRT4_strdupA(Endpoint);
 141   } else {
 142     Binding->Endpoint = RPCRT4_strdupA("");
 143   }
 144
 145   return RPC_S_OK;
 146 }
 147
 148 RPC_STATUS RPCRT4_CompleteBindingW(RpcBinding* Binding, LPWSTR NetworkAddr, LPWSTR Endpoint, LPWSTR NetworkOptions)
 149 {
 150
 151   TRACE("  (RpcBinding == ^%p, NetworkAddr == \"%s\", EndPoint == \"%s\", NetworkOptions == \"%s\")\n", Binding,
 152    debugstr_w(NetworkAddr), debugstr_w(Endpoint), debugstr_w(NetworkOptions));
 153
 154   RPCRT4_strfree(Binding->NetworkAddr);
 155   Binding->NetworkAddr = RPCRT4_strdupWtoA(NetworkAddr);
 156   RPCRT4_strfree(Binding->Endpoint);
 157   if (Binding->Endpoint) {
 158     Binding->Endpoint = RPCRT4_strdupWtoA(Endpoint);
 159   } else {
 160     Binding->Endpoint = RPCRT4_strdupA("");
 161   }
 162
 163   return RPC_S_OK;
 164 }
 165
 166 RPC_STATUS RPCRT4_ResolveBinding(RpcBinding* Binding, LPSTR Endpoint)
 167 {
 168   RPCRT4_strfree(Binding->Endpoint);
 169   Binding->Endpoint = RPCRT4_strdupA(Endpoint);
 170
 171   return RPC_S_OK;
 172 }
 173
 174 RPC_STATUS RPCRT4_SetBindingObject(RpcBinding* Binding, UUID* ObjectUuid)
 175 {
 176   TRACE("  (*RpcBinding == ^%p, UUID == %s)\n", Binding, debugstr_guid(ObjectUuid));
 177   if (ObjectUuid) memcpy(&Binding->ObjectUuid, ObjectUuid, sizeof(UUID));
 178   else UuidCreateNil(&Binding->ObjectUuid);
 179   return RPC_S_OK;
 180 }
 181
 182 RPC_STATUS RPCRT4_SpawnBinding(RpcBinding** Binding, RpcBinding* OldBinding)
 183 {
 184   RpcBinding* NewBinding;
 185   if (Binding)
 186     TRACE("  (*RpcBinding == ^%p, OldBinding == ^%p)\n", *Binding, OldBinding);
 187   else {
 188     ERR("!RpcBinding?");
 189     /* we will crash below anyhow... */
 190     *((char *)0) = 0;
 191   }
 192
 193   NewBinding = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(RpcBinding));
 194   NewBinding->refs = 1;
 195   NewBinding->server = OldBinding->server;
 196   NewBinding->Protseq = RPCRT4_strdupA(OldBinding->Protseq);
 197   NewBinding->NetworkAddr = RPCRT4_strdupA(OldBinding->NetworkAddr);
 198   NewBinding->Endpoint = RPCRT4_strdupA(OldBinding->Endpoint);
 199   /* because of the way named pipes work, we'll transfer the connected pipe
 200    * to the child, then reopen the server binding to continue listening */
 201   NewBinding->conn = OldBinding->conn;
 202   NewBinding->ovl = OldBinding->ovl;
 203   OldBinding->conn = 0;
 204   memset(&OldBinding->ovl, 0, sizeof(OldBinding->ovl));
 205   *Binding = NewBinding;
 206   RPCRT4_OpenBinding(OldBinding);
 207
 208   return RPC_S_OK;
 209 }
 210
 211 RPC_STATUS RPCRT4_ExportBinding(RpcBinding** Binding, RpcBinding* OldBinding)
 212 {
 213   InterlockedIncrement(&OldBinding->refs);
 214   *Binding = OldBinding;
 215   return RPC_S_OK;
 216 }
 217
 218 RPC_STATUS RPCRT4_DestroyBinding(RpcBinding* Binding)
 219 {
 220   if (InterlockedDecrement(&Binding->refs))
 221     return RPC_S_OK;
 222
 223   TRACE("binding: %p\n", Binding);
 224   RPCRT4_CloseBinding(Binding);
 225   RPCRT4_strfree(Binding->Endpoint);
 226   RPCRT4_strfree(Binding->NetworkAddr);
 227   RPCRT4_strfree(Binding->Protseq);
 228   HeapFree(GetProcessHeap(), 0, Binding);
 229   return RPC_S_OK;
 230 }
 231
 232 RPC_STATUS RPCRT4_OpenBinding(RpcBinding* Binding)
 233 {
 234   TRACE("  (Binding == ^%p)\n", Binding);
 235   if (!Binding->conn) {
 236     if (Binding->server) { /* server */
 237       /* protseq=ncalrpc: supposed to use NT LPC ports,
 238        * but we'll implement it with named pipes for now */
 239       if (strcmp(Binding->Protseq, "ncalrpc") == 0) {
 240         static LPSTR prefix = "\\\\.\\pipe\\lrpc\\";
 241         LPSTR pname;
 242         pname = HeapAlloc(GetProcessHeap(), 0, strlen(prefix) + strlen(Binding->Endpoint) + 1);
 243         strcat(strcpy(pname, prefix), Binding->Endpoint);
 244         TRACE("listening on %s\n", pname);
 245         Binding->conn = CreateNamedPipeA(pname, PIPE_ACCESS_DUPLEX | FILE_FLAG_OVERLAPPED,
 246                                          0, PIPE_UNLIMITED_INSTANCES, 0, 0, 5000, NULL);
 247         HeapFree(GetProcessHeap(), 0, pname);
 248         memset(&Binding->ovl, 0, sizeof(Binding->ovl));
 249         Binding->ovl.hEvent = CreateEventA(NULL, TRUE, FALSE, NULL);
 250         if (!ConnectNamedPipe(Binding->conn, &Binding->ovl)) {
 251           DWORD err = GetLastError();
 252           if (err == ERROR_PIPE_CONNECTED) {
 253             SetEvent(Binding->ovl.hEvent);
 254             return RPC_S_OK;
 255           }
 256           return err;
 257         }
 258       }
 259       /* protseq=ncacn_np: named pipes */
 260       else if (strcmp(Binding->Protseq, "ncacn_np") == 0) {
 261         static LPSTR prefix = "\\\\.";
 262         LPSTR pname;
 263         pname = HeapAlloc(GetProcessHeap(), 0, strlen(prefix) + strlen(Binding->Endpoint) + 1);
 264         strcat(strcpy(pname, prefix), Binding->Endpoint);
 265         TRACE("listening on %s\n", pname);
 266         Binding->conn = CreateNamedPipeA(pname, PIPE_ACCESS_DUPLEX | FILE_FLAG_OVERLAPPED,
 267                                          0, PIPE_UNLIMITED_INSTANCES, 0, 0, 5000, NULL);
 268         HeapFree(GetProcessHeap(), 0, pname);
 269         memset(&Binding->ovl, 0, sizeof(Binding->ovl));
 270         Binding->ovl.hEvent = CreateEventA(NULL, TRUE, FALSE, NULL);
 271         if (!ConnectNamedPipe(Binding->conn, &Binding->ovl)) {
 272           DWORD err = GetLastError();
 273           if (err == ERROR_PIPE_CONNECTED) {
 274             SetEvent(Binding->ovl.hEvent);
 275             return RPC_S_OK;
 276           }
 277           return err;
 278         }
 279       }
 280       else {
 281         ERR("protseq %s not supported\n", Binding->Protseq);
 282         return RPC_S_PROTSEQ_NOT_SUPPORTED;
 283       }
 284     }
 285     else { /* client */
 286       /* protseq=ncalrpc: supposed to use NT LPC ports,
 287        * but we'll implement it with named pipes for now */
 288       if (strcmp(Binding->Protseq, "ncalrpc") == 0) {
 289         static LPSTR prefix = "\\\\.\\pipe\\lrpc\\";
 290         LPSTR pname;
 291         HANDLE conn;
 292         DWORD err;
 293
 294         pname = HeapAlloc(GetProcessHeap(), 0, strlen(prefix) + strlen(Binding->Endpoint) + 1);
 295         strcat(strcpy(pname, prefix), Binding->Endpoint);
 296         TRACE("connecting to %s\n", pname);
 297         while (TRUE) {
 298           if (WaitNamedPipeA(pname, NMPWAIT_WAIT_FOREVER)) {
 299             conn = CreateFileA(pname, GENERIC_READ|GENERIC_WRITE, 0, NULL,
 300                                OPEN_EXISTING, FILE_FLAG_OVERLAPPED, 0);
 301             if (conn != INVALID_HANDLE_VALUE) break;
 302             err = GetLastError();
 303             if (err == ERROR_PIPE_BUSY) continue;
 304             TRACE("connection failed, error=%lx\n", err);
 305             HeapFree(GetProcessHeap(), 0, pname);
 306             return err;
 307           } else {
 308             err = GetLastError();
 309             TRACE("connection failed, error=%lx\n", err);
 310             HeapFree(GetProcessHeap(), 0, pname);
 311             return err;
 312           }
 313         }
 314
 315         /* success */
 316         HeapFree(GetProcessHeap(), 0, pname);
 317         memset(&Binding->ovl, 0, sizeof(Binding->ovl));
 318         Binding->ovl.hEvent = CreateEventA(NULL, TRUE, FALSE, NULL);
 319         Binding->conn = conn;
 320       }
 321       /* protseq=ncacn_np: named pipes */
 322       else if (strcmp(Binding->Protseq, "ncacn_np") == 0) {
 323         static LPSTR prefix = "\\\\.";
 324         LPSTR pname;
 325         HANDLE conn;
 326         DWORD err;
 327
 328         pname = HeapAlloc(GetProcessHeap(), 0, strlen(prefix) + strlen(Binding->Endpoint) + 1);
 329         strcat(strcpy(pname, prefix), Binding->Endpoint);
 330         TRACE("connecting to %s\n", pname);
 331         conn = CreateFileA(pname, GENERIC_READ|GENERIC_WRITE, 0, NULL,
 332                            OPEN_EXISTING, FILE_FLAG_OVERLAPPED, 0);
 333         if (conn == INVALID_HANDLE_VALUE) {
 334           err = GetLastError();
 335           /* we don't need to handle ERROR_PIPE_BUSY here,
 336            * the doc says that it is returned to the app */
 337           TRACE("connection failed, error=%lx\n", err);
 338           HeapFree(GetProcessHeap(), 0, pname);
 339           return err;
 340         }
 341
 342         /* success */
 343         HeapFree(GetProcessHeap(), 0, pname);
 344         memset(&Binding->ovl, 0, sizeof(Binding->ovl));
 345         Binding->ovl.hEvent = CreateEventA(NULL, TRUE, FALSE, NULL);
 346         Binding->conn = conn;
 347       } else {
 348         ERR("protseq %s not supported\n", Binding->Protseq);
 349         return RPC_S_PROTSEQ_NOT_SUPPORTED;
 350       }
 351     }
 352   }
 353   return RPC_S_OK;
 354 }
 355
 356 RPC_STATUS RPCRT4_CloseBinding(RpcBinding* Binding)
 357 {
 358   TRACE("  (Binding == ^%p)\n", Binding);
 359   if (Binding->conn) {
 360     CancelIo(Binding->conn);
 361     CloseHandle(Binding->conn);
 362     Binding->conn = 0;
 363   }
 364   if (Binding->ovl.hEvent) {
 365     CloseHandle(Binding->ovl.hEvent);
 366     Binding->ovl.hEvent = 0;
 367   }
 368   return RPC_S_OK;
 369 }
 370
 371 /* utility functions for string composing and parsing */
 372 static unsigned RPCRT4_strcopyA(LPSTR data, LPCSTR src)
 373 {
 374   unsigned len = strlen(src);
 375   memcpy(data, src, len*sizeof(CHAR));
 376   return len;
 377 }
 378
 379 static unsigned RPCRT4_strcopyW(LPWSTR data, LPCWSTR src)
 380 {
 381   unsigned len = strlenW(src);
 382   memcpy(data, src, len*sizeof(WCHAR));
 383   return len;
 384 }
 385
 386 static LPSTR RPCRT4_strconcatA(LPSTR dst, LPCSTR src)
 387 {
 388   DWORD len = strlen(dst), slen = strlen(src);
 389   LPSTR ndst = HeapReAlloc(GetProcessHeap(), 0, dst, (len+slen+2)*sizeof(CHAR));
 390   if (!ndst) HeapFree(GetProcessHeap(), 0, dst);
 391   ndst[len] = ',';
 392   memcpy(ndst+len+1, src, slen*sizeof(CHAR));
 393   ndst[len+slen+1] = 0;
 394   return ndst;
 395 }
 396
 397 static LPWSTR RPCRT4_strconcatW(LPWSTR dst, LPCWSTR src)
 398 {
 399   DWORD len = strlenW(dst), slen = strlenW(src);
 400   LPWSTR ndst = HeapReAlloc(GetProcessHeap(), 0, dst, (len+slen+2)*sizeof(WCHAR));
 401   if (!ndst) HeapFree(GetProcessHeap(), 0, dst);
 402   ndst[len] = ',';
 403   memcpy(ndst+len+1, src, slen*sizeof(WCHAR));
 404   ndst[len+slen+1] = 0;
 405   return ndst;
 406 }
 407
 408
 409 /***********************************************************************
 410  *             RpcStringBindingComposeA (RPCRT4.@)
 411  */
 412 RPC_STATUS WINAPI RpcStringBindingComposeA( LPSTR ObjUuid, LPSTR Protseq,
 413                                            LPSTR NetworkAddr, LPSTR Endpoint,
 414                                            LPSTR Options, LPSTR* StringBinding )
 415 {
 416   DWORD len = 1;
 417   LPSTR data;
 418
 419   TRACE( "(%s,%s,%s,%s,%s,%p)\n",
 420         debugstr_a( ObjUuid ), debugstr_a( Protseq ),
 421         debugstr_a( NetworkAddr ), debugstr_a( Endpoint ),
 422         debugstr_a( Options ), StringBinding );
 423
 424   if (ObjUuid && *ObjUuid) len += strlen(ObjUuid) + 1;
 425   if (Protseq && *Protseq) len += strlen(Protseq) + 1;
 426   if (NetworkAddr && *NetworkAddr) len += strlen(NetworkAddr);
 427   if (Endpoint && *Endpoint) len += strlen(Endpoint) + 2;
 428   if (Options && *Options) len += strlen(Options) + 2;
 429
 430   data = HeapAlloc(GetProcessHeap(), 0, len);
 431   *StringBinding = data;
 432
 433   if (ObjUuid && *ObjUuid) {
 434     data += RPCRT4_strcopyA(data, ObjUuid);
 435     *data++ = '@';
 436   }
 437   if (Protseq && *Protseq) {
 438     data += RPCRT4_strcopyA(data, Protseq);
 439     *data++ = ':';
 440   }
 441   if (NetworkAddr && *NetworkAddr)
 442     data += RPCRT4_strcopyA(data, NetworkAddr);
 443
 444   if ((Endpoint && *Endpoint) ||
 445       (Options && *Options)) {
 446     *data++ = '[';
 447     if (Endpoint && *Endpoint) {
 448       data += RPCRT4_strcopyA(data, Endpoint);
 449       if (Options && *Options) *data++ = ',';
 450     }
 451     if (Options && *Options) {
 452       data += RPCRT4_strcopyA(data, Options);
 453     }
 454     *data++ = ']';
 455   }
 456   *data = 0;
 457
 458   return RPC_S_OK;
 459 }
 460
 461 /***********************************************************************
 462  *             RpcStringBindingComposeW (RPCRT4.@)
 463  */
 464 RPC_STATUS WINAPI RpcStringBindingComposeW( LPWSTR ObjUuid, LPWSTR Protseq,
 465                                             LPWSTR NetworkAddr, LPWSTR Endpoint,
 466                                             LPWSTR Options, LPWSTR* StringBinding )
 467 {
 468   DWORD len = 1;
 469   LPWSTR data;
 470
 471   TRACE("(%s,%s,%s,%s,%s,%p)\n",
 472        debugstr_w( ObjUuid ), debugstr_w( Protseq ),
 473        debugstr_w( NetworkAddr ), debugstr_w( Endpoint ),
 474        debugstr_w( Options ), StringBinding);
 475
 476   if (ObjUuid && *ObjUuid) len += strlenW(ObjUuid) + 1;
 477   if (Protseq && *Protseq) len += strlenW(Protseq) + 1;
 478   if (NetworkAddr && *NetworkAddr) len += strlenW(NetworkAddr);
 479   if (Endpoint && *Endpoint) len += strlenW(Endpoint) + 2;
 480   if (Options && *Options) len += strlenW(Options) + 2;
 481
 482   data = HeapAlloc(GetProcessHeap(), 0, len*sizeof(WCHAR));
 483   *StringBinding = data;
 484
 485   if (ObjUuid && *ObjUuid) {
 486     data += RPCRT4_strcopyW(data, ObjUuid);
 487     *data++ = '@';
 488   }
 489   if (Protseq && *Protseq) {
 490     data += RPCRT4_strcopyW(data, Protseq);
 491     *data++ = ':';
 492   }
 493   if (NetworkAddr && *NetworkAddr) {
 494     data += RPCRT4_strcopyW(data, NetworkAddr);
 495   }
 496   if ((Endpoint && *Endpoint) ||
 497       (Options && *Options)) {
 498     *data++ = '[';
 499     if (Endpoint && *Endpoint) {
 500       data += RPCRT4_strcopyW(data, Endpoint);
 501       if (Options && *Options) *data++ = ',';
 502     }
 503     if (Options && *Options) {
 504       data += RPCRT4_strcopyW(data, Options);
 505     }
 506     *data++ = ']';
 507   }
 508   *data = 0;
 509
 510   return RPC_S_OK;
 511 }
 512
 513
 514 /***********************************************************************
 515  *             RpcStringBindingParseA (RPCRT4.@)
 516  */
 517 RPC_STATUS WINAPI RpcStringBindingParseA( LPSTR StringBinding, LPSTR *ObjUuid,
 518                                           LPSTR *Protseq, LPSTR *NetworkAddr,
 519                                           LPSTR *Endpoint, LPSTR *Options)
 520 {
 521   CHAR *data, *next;
 522   static const char ep_opt[] = "endpoint=";
 523
 524   TRACE("(%s,%p,%p,%p,%p,%p)\n", debugstr_a(StringBinding),
 525        ObjUuid, Protseq, NetworkAddr, Endpoint, Options);
 526
 527   if (ObjUuid) *ObjUuid = NULL;
 528   if (Protseq) *Protseq = NULL;
 529   if (NetworkAddr) *NetworkAddr = NULL;
 530   if (Endpoint) *Endpoint = NULL;
 531   if (Options) *Options = NULL;
 532
 533   data = StringBinding;
 534
 535   next = strchr(data, '@');
 536   if (next) {
 537     if (ObjUuid) *ObjUuid = RPCRT4_strndupA(data, next - data);
 538     data = next+1;
 539   }
 540
 541   next = strchr(data, ':');
 542   if (next) {
 543     if (Protseq) *Protseq = RPCRT4_strndupA(data, next - data);
 544     data = next+1;
 545   }
 546
 547   next = strchr(data, '[');
 548   if (next) {
 549     CHAR *close, *opt;
 550
 551     if (NetworkAddr) *NetworkAddr = RPCRT4_strndupA(data, next - data);
 552     data = next+1;
 553     close = strchr(data, ']');
 554     if (!close) goto fail;
 555
 556     /* tokenize options */
 557     while (data < close) {
 558       next = strchr(data, ',');
 559       if (!next || next > close) next = close;
 560       /* FIXME: this is kind of inefficient */
 561       opt = RPCRT4_strndupA(data, next - data);
 562       data = next+1;
 563
 564       /* parse option */
 565       next = strchr(opt, '=');
 566       if (!next) {
 567         /* not an option, must be an endpoint */
 568         if (*Endpoint) goto fail;
 569         *Endpoint = opt;
 570       } else {
 571         if (strncmp(opt, ep_opt, strlen(ep_opt)) == 0) {
 572           /* endpoint option */
 573           if (*Endpoint) goto fail;
 574           *Endpoint = RPCRT4_strdupA(next+1);
 575           HeapFree(GetProcessHeap(), 0, opt);
 576         } else {
 577           /* network option */
 578           if (*Options) {
 579             /* FIXME: this is kind of inefficient */
 580             *Options = RPCRT4_strconcatA(*Options, opt);
 581             HeapFree(GetProcessHeap(), 0, opt);
 582           } else
 583             *Options = opt;
 584         }
 585       }
 586     }
 587
 588     data = close+1;
 589     if (*data) goto fail;
 590   }
 591   else if (NetworkAddr)
 592     *NetworkAddr = RPCRT4_strdupA(data);
 593
 594   return RPC_S_OK;
 595
 596 fail:
 597   if (ObjUuid) RpcStringFreeA(ObjUuid);
 598   if (Protseq) RpcStringFreeA(Protseq);
 599   if (NetworkAddr) RpcStringFreeA(NetworkAddr);
 600   if (Endpoint) RpcStringFreeA(Endpoint);
 601   if (Options) RpcStringFreeA(Options);
 602   return RPC_S_INVALID_STRING_BINDING;
 603 }
 604
 605 /***********************************************************************
 606  *             RpcStringBindingParseW (RPCRT4.@)
 607  */
 608 RPC_STATUS WINAPI RpcStringBindingParseW( LPWSTR StringBinding, LPWSTR *ObjUuid,
 609                                           LPWSTR *Protseq, LPWSTR *NetworkAddr,
 610                                           LPWSTR *Endpoint, LPWSTR *Options)
 611 {
 612   WCHAR *data, *next;
 613   static const WCHAR ep_opt[] = {'e','n','d','p','o','i','n','t','=',0};
 614
 615   TRACE("(%s,%p,%p,%p,%p,%p)\n", debugstr_w(StringBinding),
 616        ObjUuid, Protseq, NetworkAddr, Endpoint, Options);
 617
 618   if (ObjUuid) *ObjUuid = NULL;
 619   if (Protseq) *Protseq = NULL;
 620   if (NetworkAddr) *NetworkAddr = NULL;
 621   if (Endpoint) *Endpoint = NULL;
 622   if (Options) *Options = NULL;
 623
 624   data = StringBinding;
 625
 626   next = strchrW(data, '@');
 627   if (next) {
 628     if (ObjUuid) *ObjUuid = RPCRT4_strndupW(data, next - data);
 629     data = next+1;
 630   }
 631
 632   next = strchrW(data, ':');
 633   if (next) {
 634     if (Protseq) *Protseq = RPCRT4_strndupW(data, next - data);
 635     data = next+1;
 636   }
 637
 638   next = strchrW(data, '[');
 639   if (next) {
 640     WCHAR *close, *opt;
 641
 642     if (NetworkAddr) *NetworkAddr = RPCRT4_strndupW(data, next - data);
 643     data = next+1;
 644     close = strchrW(data, ']');
 645     if (!close) goto fail;
 646
 647     /* tokenize options */
 648     while (data < close) {
 649       next = strchrW(data, ',');
 650       if (!next || next > close) next = close;
 651       /* FIXME: this is kind of inefficient */
 652       opt = RPCRT4_strndupW(data, next - data);
 653       data = next+1;
 654
 655       /* parse option */
 656       next = strchrW(opt, '=');
 657       if (!next) {
 658         /* not an option, must be an endpoint */
 659         if (*Endpoint) goto fail;
 660         *Endpoint = opt;
 661       } else {
 662         if (strncmpW(opt, ep_opt, strlenW(ep_opt)) == 0) {
 663           /* endpoint option */
 664           if (*Endpoint) goto fail;
 665           *Endpoint = RPCRT4_strdupW(next+1);
 666           HeapFree(GetProcessHeap(), 0, opt);
 667         } else {
 668           /* network option */
 669           if (*Options) {
 670             /* FIXME: this is kind of inefficient */
 671             *Options = RPCRT4_strconcatW(*Options, opt);
 672             HeapFree(GetProcessHeap(), 0, opt);
 673           } else
 674             *Options = opt;
 675         }
 676       }
 677     }
 678
 679     data = close+1;
 680     if (*data) goto fail;
 681   } else if (NetworkAddr)
 682     *NetworkAddr = RPCRT4_strdupW(data);
 683
 684   return RPC_S_OK;
 685
 686 fail:
 687   if (ObjUuid) RpcStringFreeW(ObjUuid);
 688   if (Protseq) RpcStringFreeW(Protseq);
 689   if (NetworkAddr) RpcStringFreeW(NetworkAddr);
 690   if (Endpoint) RpcStringFreeW(Endpoint);
 691   if (Options) RpcStringFreeW(Options);
 692   return RPC_S_INVALID_STRING_BINDING;
 693 }
 694
 695 /***********************************************************************
 696  *             RpcBindingFree (RPCRT4.@)
 697  */
 698 RPC_STATUS WINAPI RpcBindingFree( RPC_BINDING_HANDLE* Binding )
 699 {
 700   RPC_STATUS status;
 701   TRACE("(%p) = %p\n", Binding, *Binding);
 702   status = RPCRT4_DestroyBinding(*Binding);
 703   if (status == RPC_S_OK) *Binding = 0;
 704   return status;
 705 }
 706
 707 /***********************************************************************
 708  *             RpcBindingVectorFree (RPCRT4.@)
 709  */
 710 RPC_STATUS WINAPI RpcBindingVectorFree( RPC_BINDING_VECTOR** BindingVector )
 711 {
 712   RPC_STATUS status;
 713   unsigned long c;
 714
 715   TRACE("(%p)\n", BindingVector);
 716   for (c=0; c<(*BindingVector)->Count; c++) {
 717     status = RpcBindingFree(&(*BindingVector)->BindingH[c]);
 718   }
 719   HeapFree(GetProcessHeap(), 0, *BindingVector);
 720   *BindingVector = NULL;
 721   return RPC_S_OK;
 722 }
 723
 724 /***********************************************************************
 725  *             RpcBindingInqObject (RPCRT4.@)
 726  */
 727 RPC_STATUS WINAPI RpcBindingInqObject( RPC_BINDING_HANDLE Binding, UUID* ObjectUuid )
 728 {
 729   RpcBinding* bind = (RpcBinding*)Binding;
 730
 731   TRACE("(%p,%p) = %s\n", Binding, ObjectUuid, debugstr_guid(&bind->ObjectUuid));
 732   memcpy(ObjectUuid, &bind->ObjectUuid, sizeof(UUID));
 733   return RPC_S_OK;
 734 }
 735
 736 /***********************************************************************
 737  *             RpcBindingSetObject (RPCRT4.@)
 738  */
 739 RPC_STATUS WINAPI RpcBindingSetObject( RPC_BINDING_HANDLE Binding, UUID* ObjectUuid )
 740 {
 741   RpcBinding* bind = (RpcBinding*)Binding;
 742
 743   TRACE("(%p,%s)\n", Binding, debugstr_guid(ObjectUuid));
 744   if (bind->server) return RPC_S_WRONG_KIND_OF_BINDING;
 745   return RPCRT4_SetBindingObject(Binding, ObjectUuid);
 746 }
 747
 748 /***********************************************************************
 749  *             RpcBindingFromStringBindingA (RPCRT4.@)
 750  */
 751 RPC_STATUS WINAPI RpcBindingFromStringBindingA( LPSTR StringBinding, RPC_BINDING_HANDLE* Binding )
 752 {
 753   RPC_STATUS ret;
 754   RpcBinding* bind = NULL;
 755   LPSTR ObjectUuid, Protseq, NetworkAddr, Endpoint, Options;
 756   UUID Uuid;
 757
 758   TRACE("(%s,%p)\n", debugstr_a(StringBinding), Binding);
 759
 760   ret = RpcStringBindingParseA(StringBinding, &ObjectUuid, &Protseq,
 761                               &NetworkAddr, &Endpoint, &Options);
 762   if (ret != RPC_S_OK) return ret;
 763
 764   ret = UuidFromStringA(ObjectUuid, &Uuid);
 765
 766   if (ret == RPC_S_OK)
 767     ret = RPCRT4_CreateBindingA(&bind, FALSE, Protseq);
 768   if (ret == RPC_S_OK)
 769     ret = RPCRT4_SetBindingObject(bind, &Uuid);
 770   if (ret == RPC_S_OK)
 771     ret = RPCRT4_CompleteBindingA(bind, NetworkAddr, Endpoint, Options);
 772
 773   RpcStringFreeA(&Options);
 774   RpcStringFreeA(&Endpoint);
 775   RpcStringFreeA(&NetworkAddr);
 776   RpcStringFreeA(&Protseq);
 777   RpcStringFreeA(&ObjectUuid);
 778
 779   if (ret == RPC_S_OK)
 780     *Binding = (RPC_BINDING_HANDLE)bind;
 781   else
 782     RPCRT4_DestroyBinding(bind);
 783
 784   return ret;
 785 }
 786
 787 /***********************************************************************
 788  *             RpcBindingFromStringBindingW (RPCRT4.@)
 789  */
 790 RPC_STATUS WINAPI RpcBindingFromStringBindingW( LPWSTR StringBinding, RPC_BINDING_HANDLE* Binding )
 791 {
 792   RPC_STATUS ret;
 793   RpcBinding* bind = NULL;
 794   LPWSTR ObjectUuid, Protseq, NetworkAddr, Endpoint, Options;
 795   UUID Uuid;
 796
 797   TRACE("(%s,%p)\n", debugstr_w(StringBinding), Binding);
 798
 799   ret = RpcStringBindingParseW(StringBinding, &ObjectUuid, &Protseq,
 800                               &NetworkAddr, &Endpoint, &Options);
 801   if (ret != RPC_S_OK) return ret;
 802
 803   ret = UuidFromStringW(ObjectUuid, &Uuid);
 804
 805   if (ret == RPC_S_OK)
 806     ret = RPCRT4_CreateBindingW(&bind, FALSE, Protseq);
 807   if (ret == RPC_S_OK)
 808     ret = RPCRT4_SetBindingObject(bind, &Uuid);
 809   if (ret == RPC_S_OK)
 810     ret = RPCRT4_CompleteBindingW(bind, NetworkAddr, Endpoint, Options);
 811
 812   RpcStringFreeW(&Options);
 813   RpcStringFreeW(&Endpoint);
 814   RpcStringFreeW(&NetworkAddr);
 815   RpcStringFreeW(&Protseq);
 816   RpcStringFreeW(&ObjectUuid);
 817
 818   if (ret == RPC_S_OK)
 819     *Binding = (RPC_BINDING_HANDLE)bind;
 820   else
 821     RPCRT4_DestroyBinding(bind);
 822
 823   return ret;
 824 }
 825
 826 /***********************************************************************
 827  *             RpcBindingToStringBindingA (RPCRT4.@)
 828  */
 829 RPC_STATUS WINAPI RpcBindingToStringBindingA( RPC_BINDING_HANDLE Binding, LPSTR* StringBinding )
 830 {
 831   RPC_STATUS ret;
 832   RpcBinding* bind = (RpcBinding*)Binding;
 833   LPSTR ObjectUuid;
 834
 835   TRACE("(%p,%p)\n", Binding, StringBinding);
 836
 837   ret = UuidToStringA(&bind->ObjectUuid, &ObjectUuid);
 838   if (ret != RPC_S_OK) return ret;
 839
 840   ret = RpcStringBindingComposeA(ObjectUuid, bind->Protseq, bind->NetworkAddr,
 841                                  bind->Endpoint, NULL, StringBinding);
 842
 843   RpcStringFreeA(&ObjectUuid);
 844
 845   return ret;
 846 }
 847
 848 /***********************************************************************
 849  *             RpcBindingToStringBindingW (RPCRT4.@)
 850  */
 851 RPC_STATUS WINAPI RpcBindingToStringBindingW( RPC_BINDING_HANDLE Binding, LPWSTR* StringBinding )
 852 {
 853   RPC_STATUS ret;
 854   LPSTR str = NULL;
 855   TRACE("(%p,%p)\n", Binding, StringBinding);
 856   ret = RpcBindingToStringBindingA(Binding, &str);
 857   *StringBinding = RPCRT4_strdupAtoW(str);
 858   RpcStringFreeA(&str);
 859   return ret;
 860 }
 861
 862 /***********************************************************************
 863  *             I_RpcBindingSetAsync (RPCRT4.@)
 864  * NOTES
 865  *  Exists in win9x and winNT, but with different number of arguments
 866  *  (9x version has 3 arguments, NT has 2).
 867  */
 868 RPC_STATUS WINAPI I_RpcBindingSetAsync( RPC_BINDING_HANDLE Binding, RPC_BLOCKING_FN BlockingFn, unsigned long ServerTid )
 869 {
 870   RpcBinding* bind = (RpcBinding*)Binding;
 871
 872   TRACE( "(%p,%p,%ld): stub\n", Binding, BlockingFn, ServerTid );
 873
 874   bind->BlockingFn = BlockingFn;
 875   bind->ServerTid = ServerTid;
 876
 877   return RPC_S_OK;
 878 }