dlls/rpcrt4/rpcrt4_main.c

   1 /*
   2  *  RPCRT4
   3  *
   4  * Copyright 2000 Huw D M Davies for CodeWeavers
   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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  19  *
  20  * WINE RPC TODO's (and a few TODONT's)
  21  *
  22  * - Statistics: we are supposed to be keeping various counters.  we aren't.
  23  *
  24  * - Async RPC: Unimplemented.
  25  *
  26  * - The NT "ports" API, aka LPC.  Greg claims this is on his radar.  Might (or
  27  *   might not) enable users to get some kind of meaningful result out of
  28  *   NT-based native rpcrt4's.  Commonly-used transport for self-to-self RPC's.
  29  */
  30
  31 #include "config.h"
  32
  33 #include <stdarg.h>
  34 #include <stdio.h>
  35 #include <stdlib.h>
  36 #include <string.h>
  37
  38 #include "ntstatus.h"
  39 #define WIN32_NO_STATUS
  40 #include "windef.h"
  41 #include "winerror.h"
  42 #include "winbase.h"
  43 #include "winuser.h"
  44 #include "winnt.h"
  45 #include "winternl.h"
  46 #include "ntsecapi.h"
  47 #include "wine/unicode.h"
  48 #include "rpc.h"
  49
  50 #include "ole2.h"
  51 #include "rpcndr.h"
  52 #include "rpcproxy.h"
  53
  54 #include "rpc_binding.h"
  55
  56 #include "wine/debug.h"
  57
  58 WINE_DEFAULT_DEBUG_CHANNEL(rpc);
  59
  60 static UUID uuid_nil;
  61
  62 static CRITICAL_SECTION threaddata_cs;
  63 static CRITICAL_SECTION_DEBUG threaddata_cs_debug =
  64 {
  65     0, 0, &threaddata_cs,
  66     { &threaddata_cs_debug.ProcessLocksList, &threaddata_cs_debug.ProcessLocksList },
  67       0, 0, { (DWORD_PTR)(__FILE__ ": threaddata_cs") }
  68 };
  69 static CRITICAL_SECTION threaddata_cs = { &threaddata_cs_debug, -1, 0, 0, 0, 0 };
  70
  71 static struct list threaddata_list = LIST_INIT(threaddata_list);
  72
  73 struct context_handle_list
  74 {
  75     struct context_handle_list *next;
  76     NDR_SCONTEXT context_handle;
  77 };
  78
  79 struct threaddata
  80 {
  81     struct list entry;
  82     CRITICAL_SECTION cs;
  83     DWORD thread_id;
  84     RpcConnection *connection;
  85     RpcBinding *server_binding;
  86     struct context_handle_list *context_handle_list;
  87 };
  88
  89 /***********************************************************************
  90  * DllMain
  91  *
  92  * PARAMS
  93  *     hinstDLL    [I] handle to the DLL's instance
  94  *     fdwReason   [I]
  95  *     lpvReserved [I] reserved, must be NULL
  96  *
  97  * RETURNS
  98  *     Success: TRUE
  99  *     Failure: FALSE
 100  */
 101
 102 BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpvReserved)
 103 {
 104     struct threaddata *tdata;
 105
 106     switch (fdwReason) {
 107     case DLL_PROCESS_ATTACH:
 108         break;
 109
 110     case DLL_THREAD_DETACH:
 111         tdata = NtCurrentTeb()->ReservedForNtRpc;
 112         if (tdata)
 113         {
 114             EnterCriticalSection(&threaddata_cs);
 115             list_remove(&tdata->entry);
 116             LeaveCriticalSection(&threaddata_cs);
 117
 118             DeleteCriticalSection(&tdata->cs);
 119             if (tdata->connection)
 120                 ERR("tdata->connection should be NULL but is still set to %p\n", tdata->connection);
 121             if (tdata->server_binding)
 122                 ERR("tdata->server_binding should be NULL but is still set to %p\n", tdata->server_binding);
 123             HeapFree(GetProcessHeap(), 0, tdata);
 124         }
 125         break;
 126
 127     case DLL_PROCESS_DETACH:
 128         break;
 129     }
 130
 131     return TRUE;
 132 }
 133
 134 /*************************************************************************
 135  *           RpcStringFreeA   [RPCRT4.@]
 136  *
 137  * Frees a character string allocated by the RPC run-time library.
 138  *
 139  * RETURNS
 140  *
 141  *  S_OK if successful.
 142  */
 143 RPC_STATUS WINAPI RpcStringFreeA(RPC_CSTR* String)
 144 {
 145   HeapFree( GetProcessHeap(), 0, *String);
 146
 147   return RPC_S_OK;
 148 }
 149
 150 /*************************************************************************
 151  *           RpcStringFreeW   [RPCRT4.@]
 152  *
 153  * Frees a character string allocated by the RPC run-time library.
 154  *
 155  * RETURNS
 156  *
 157  *  S_OK if successful.
 158  */
 159 RPC_STATUS WINAPI RpcStringFreeW(RPC_WSTR* String)
 160 {
 161   HeapFree( GetProcessHeap(), 0, *String);
 162
 163   return RPC_S_OK;
 164 }
 165
 166 /*************************************************************************
 167  *           RpcRaiseException   [RPCRT4.@]
 168  *
 169  * Raises an exception.
 170  */
 171 void DECLSPEC_NORETURN WINAPI RpcRaiseException(RPC_STATUS exception)
 172 {
 173   /* shouldn't return */
 174   RaiseException(exception, 0, 0, NULL);
 175   ERR("handler continued execution\n");
 176   ExitProcess(1);
 177 }
 178
 179 /*************************************************************************
 180  * UuidCompare [RPCRT4.@]
 181  *
 182  * PARAMS
 183  *     UUID *Uuid1        [I] Uuid to compare
 184  *     UUID *Uuid2        [I] Uuid to compare
 185  *     RPC_STATUS *Status [O] returns RPC_S_OK
 186  *
 187  * RETURNS
 188  *    -1  if Uuid1 is less than Uuid2
 189  *     0  if Uuid1 and Uuid2 are equal
 190  *     1  if Uuid1 is greater than Uuid2
 191  */
 192 int WINAPI UuidCompare(UUID *Uuid1, UUID *Uuid2, RPC_STATUS *Status)
 193 {
 194   int i;
 195
 196   TRACE("(%s,%s)\n", debugstr_guid(Uuid1), debugstr_guid(Uuid2));
 197
 198   *Status = RPC_S_OK;
 199
 200   if (!Uuid1) Uuid1 = &uuid_nil;
 201   if (!Uuid2) Uuid2 = &uuid_nil;
 202
 203   if (Uuid1 == Uuid2) return 0;
 204
 205   if (Uuid1->Data1 != Uuid2->Data1)
 206     return Uuid1->Data1 < Uuid2->Data1 ? -1 : 1;
 207
 208   if (Uuid1->Data2 != Uuid2->Data2)
 209     return Uuid1->Data2 < Uuid2->Data2 ? -1 : 1;
 210
 211   if (Uuid1->Data3 != Uuid2->Data3)
 212     return Uuid1->Data3 < Uuid2->Data3 ? -1 : 1;
 213
 214   for (i = 0; i < 8; i++) {
 215     if (Uuid1->Data4[i] < Uuid2->Data4[i])
 216       return -1;
 217     if (Uuid1->Data4[i] > Uuid2->Data4[i])
 218       return 1;
 219   }
 220
 221   return 0;
 222 }
 223
 224 /*************************************************************************
 225  * UuidEqual [RPCRT4.@]
 226  *
 227  * PARAMS
 228  *     UUID *Uuid1        [I] Uuid to compare
 229  *     UUID *Uuid2        [I] Uuid to compare
 230  *     RPC_STATUS *Status [O] returns RPC_S_OK
 231  *
 232  * RETURNS
 233  *     TRUE/FALSE
 234  */
 235 int WINAPI UuidEqual(UUID *Uuid1, UUID *Uuid2, RPC_STATUS *Status)
 236 {
 237   TRACE("(%s,%s)\n", debugstr_guid(Uuid1), debugstr_guid(Uuid2));
 238   return !UuidCompare(Uuid1, Uuid2, Status);
 239 }
 240
 241 /*************************************************************************
 242  * UuidIsNil [RPCRT4.@]
 243  *
 244  * PARAMS
 245  *     UUID *Uuid         [I] Uuid to compare
 246  *     RPC_STATUS *Status [O] returns RPC_S_OK
 247  *
 248  * RETURNS
 249  *     TRUE/FALSE
 250  */
 251 int WINAPI UuidIsNil(UUID *Uuid, RPC_STATUS *Status)
 252 {
 253   TRACE("(%s)\n", debugstr_guid(Uuid));
 254   if (!Uuid) return TRUE;
 255   return !UuidCompare(Uuid, &uuid_nil, Status);
 256 }
 257
 258  /*************************************************************************
 259  * UuidCreateNil [RPCRT4.@]
 260  *
 261  * PARAMS
 262  *     UUID *Uuid [O] returns a nil UUID
 263  *
 264  * RETURNS
 265  *     RPC_S_OK
 266  */
 267 RPC_STATUS WINAPI UuidCreateNil(UUID *Uuid)
 268 {
 269   *Uuid = uuid_nil;
 270   return RPC_S_OK;
 271 }
 272
 273 /*************************************************************************
 274  *           UuidCreate   [RPCRT4.@]
 275  *
 276  * Creates a 128bit UUID.
 277  *
 278  * RETURNS
 279  *
 280  *  RPC_S_OK if successful.
 281  *  RPC_S_UUID_LOCAL_ONLY if UUID is only locally unique.
 282  *
 283  * NOTES
 284  *
 285  *  Follows RFC 4122, section 4.4 (Algorithms for Creating a UUID from
 286  *  Truly Random or Pseudo-Random Numbers)
 287  */
 288 RPC_STATUS WINAPI UuidCreate(UUID *Uuid)
 289 {
 290     RtlGenRandom(Uuid, sizeof(*Uuid));
 291     /* Clear the version bits and set the version (4) */
 292     Uuid->Data3 &= 0x0fff;
 293     Uuid->Data3 |= (4 << 12);
 294     /* Set the topmost bits of Data4 (clock_seq_hi_and_reserved) as
 295      * specified in RFC 4122, section 4.4.
 296      */
 297     Uuid->Data4[0] &= 0x3f;
 298     Uuid->Data4[0] |= 0x80;
 299
 300     TRACE("%s\n", debugstr_guid(Uuid));
 301
 302     return RPC_S_OK;
 303 }
 304
 305 /*************************************************************************
 306  *           UuidCreateSequential   [RPCRT4.@]
 307  *
 308  * Creates a 128bit UUID.
 309  *
 310  * RETURNS
 311  *
 312  *  RPC_S_OK if successful.
 313  *  RPC_S_UUID_LOCAL_ONLY if UUID is only locally unique.
 314  *
 315  */
 316 RPC_STATUS WINAPI UuidCreateSequential(UUID *Uuid)
 317 {
 318    return UuidCreate(Uuid);
 319 }
 320
 321
 322 /*************************************************************************
 323  *           UuidHash   [RPCRT4.@]
 324  *
 325  * Generates a hash value for a given UUID
 326  *
 327  * Code based on FreeDCE implementation
 328  *
 329  */
 330 unsigned short WINAPI UuidHash(UUID *uuid, RPC_STATUS *Status)
 331 {
 332   BYTE *data = (BYTE*)uuid;
 333   short c0 = 0, c1 = 0, x, y;
 334   unsigned int i;
 335
 336   if (!uuid) data = (BYTE*)(uuid = &uuid_nil);
 337
 338   TRACE("(%s)\n", debugstr_guid(uuid));
 339
 340   for (i=0; i<sizeof(UUID); i++) {
 341     c0 += data[i];
 342     c1 += c0;
 343   }
 344
 345   x = -c1 % 255;
 346   if (x < 0) x += 255;
 347
 348   y = (c1 - c0) % 255;
 349   if (y < 0) y += 255;
 350
 351   *Status = RPC_S_OK;
 352   return y*256 + x;
 353 }
 354
 355 /*************************************************************************
 356  *           UuidToStringA   [RPCRT4.@]
 357  *
 358  * Converts a UUID to a string.
 359  *
 360  * UUID format is 8 hex digits, followed by a hyphen then three groups of
 361  * 4 hex digits each followed by a hyphen and then 12 hex digits
 362  *
 363  * RETURNS
 364  *
 365  *  S_OK if successful.
 366  *  S_OUT_OF_MEMORY if unsuccessful.
 367  */
 368 RPC_STATUS WINAPI UuidToStringA(UUID *Uuid, RPC_CSTR* StringUuid)
 369 {
 370   *StringUuid = HeapAlloc( GetProcessHeap(), 0, sizeof(char) * 37);
 371
 372   if(!(*StringUuid))
 373     return RPC_S_OUT_OF_MEMORY;
 374
 375   if (!Uuid) Uuid = &uuid_nil;
 376
 377   sprintf( (char*)*StringUuid, "%08x-%04x-%04x-%02x%02x-%02x%02x%02x%02x%02x%02x",
 378                  Uuid->Data1, Uuid->Data2, Uuid->Data3,
 379                  Uuid->Data4[0], Uuid->Data4[1], Uuid->Data4[2],
 380                  Uuid->Data4[3], Uuid->Data4[4], Uuid->Data4[5],
 381                  Uuid->Data4[6], Uuid->Data4[7] );
 382
 383   return RPC_S_OK;
 384 }
 385
 386 /*************************************************************************
 387  *           UuidToStringW   [RPCRT4.@]
 388  *
 389  * Converts a UUID to a string.
 390  *
 391  *  S_OK if successful.
 392  *  S_OUT_OF_MEMORY if unsuccessful.
 393  */
 394 RPC_STATUS WINAPI UuidToStringW(UUID *Uuid, RPC_WSTR* StringUuid)
 395 {
 396   char buf[37];
 397
 398   if (!Uuid) Uuid = &uuid_nil;
 399
 400   sprintf(buf, "%08x-%04x-%04x-%02x%02x-%02x%02x%02x%02x%02x%02x",
 401                Uuid->Data1, Uuid->Data2, Uuid->Data3,
 402                Uuid->Data4[0], Uuid->Data4[1], Uuid->Data4[2],
 403                Uuid->Data4[3], Uuid->Data4[4], Uuid->Data4[5],
 404                Uuid->Data4[6], Uuid->Data4[7] );
 405
 406   *StringUuid = RPCRT4_strdupAtoW(buf);
 407
 408   if(!(*StringUuid))
 409     return RPC_S_OUT_OF_MEMORY;
 410
 411   return RPC_S_OK;
 412 }
 413
 414 static const BYTE hex2bin[] =
 415 {
 416     0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,        /* 0x00 */
 417     0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,        /* 0x10 */
 418     0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,        /* 0x20 */
 419     0,1,2,3,4,5,6,7,8,9,0,0,0,0,0,0,        /* 0x30 */
 420     0,10,11,12,13,14,15,0,0,0,0,0,0,0,0,0,  /* 0x40 */
 421     0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,        /* 0x50 */
 422     0,10,11,12,13,14,15                     /* 0x60 */
 423 };
 424
 425 /***********************************************************************
 426  *              UuidFromStringA (RPCRT4.@)
 427  */
 428 RPC_STATUS WINAPI UuidFromStringA(RPC_CSTR s, UUID *uuid)
 429 {
 430     int i;
 431
 432     if (!s) return UuidCreateNil( uuid );
 433
 434     if (strlen((char*)s) != 36) return RPC_S_INVALID_STRING_UUID;
 435
 436     if ((s[8]!='-') || (s[13]!='-') || (s[18]!='-') || (s[23]!='-'))
 437         return RPC_S_INVALID_STRING_UUID;
 438
 439     for (i=0; i<36; i++)
 440     {
 441         if ((i == 8)||(i == 13)||(i == 18)||(i == 23)) continue;
 442         if (s[i] > 'f' || (!hex2bin[s[i]] && s[i] != '0')) return RPC_S_INVALID_STRING_UUID;
 443     }
 444
 445     /* in form XXXXXXXX-XXXX-XXXX-XXXX-XXXXXXXXXXXX */
 446
 447     uuid->Data1 = (hex2bin[s[0]] << 28 | hex2bin[s[1]] << 24 | hex2bin[s[2]] << 20 | hex2bin[s[3]] << 16 |
 448                    hex2bin[s[4]] << 12 | hex2bin[s[5]]  << 8 | hex2bin[s[6]]  << 4 | hex2bin[s[7]]);
 449     uuid->Data2 =  hex2bin[s[9]] << 12 | hex2bin[s[10]] << 8 | hex2bin[s[11]] << 4 | hex2bin[s[12]];
 450     uuid->Data3 = hex2bin[s[14]] << 12 | hex2bin[s[15]] << 8 | hex2bin[s[16]] << 4 | hex2bin[s[17]];
 451
 452     /* these are just sequential bytes */
 453     uuid->Data4[0] = hex2bin[s[19]] << 4 | hex2bin[s[20]];
 454     uuid->Data4[1] = hex2bin[s[21]] << 4 | hex2bin[s[22]];
 455     uuid->Data4[2] = hex2bin[s[24]] << 4 | hex2bin[s[25]];
 456     uuid->Data4[3] = hex2bin[s[26]] << 4 | hex2bin[s[27]];
 457     uuid->Data4[4] = hex2bin[s[28]] << 4 | hex2bin[s[29]];
 458     uuid->Data4[5] = hex2bin[s[30]] << 4 | hex2bin[s[31]];
 459     uuid->Data4[6] = hex2bin[s[32]] << 4 | hex2bin[s[33]];
 460     uuid->Data4[7] = hex2bin[s[34]] << 4 | hex2bin[s[35]];
 461     return RPC_S_OK;
 462 }
 463
 464
 465 /***********************************************************************
 466  *              UuidFromStringW (RPCRT4.@)
 467  */
 468 RPC_STATUS WINAPI UuidFromStringW(RPC_WSTR s, UUID *uuid)
 469 {
 470     int i;
 471
 472     if (!s) return UuidCreateNil( uuid );
 473
 474     if (strlenW(s) != 36) return RPC_S_INVALID_STRING_UUID;
 475
 476     if ((s[8]!='-') || (s[13]!='-') || (s[18]!='-') || (s[23]!='-'))
 477         return RPC_S_INVALID_STRING_UUID;
 478
 479     for (i=0; i<36; i++)
 480     {
 481         if ((i == 8)||(i == 13)||(i == 18)||(i == 23)) continue;
 482         if (s[i] > 'f' || (!hex2bin[s[i]] && s[i] != '0')) return RPC_S_INVALID_STRING_UUID;
 483     }
 484
 485     /* in form XXXXXXXX-XXXX-XXXX-XXXX-XXXXXXXXXXXX */
 486
 487     uuid->Data1 = (hex2bin[s[0]] << 28 | hex2bin[s[1]] << 24 | hex2bin[s[2]] << 20 | hex2bin[s[3]] << 16 |
 488                    hex2bin[s[4]] << 12 | hex2bin[s[5]]  << 8 | hex2bin[s[6]]  << 4 | hex2bin[s[7]]);
 489     uuid->Data2 =  hex2bin[s[9]] << 12 | hex2bin[s[10]] << 8 | hex2bin[s[11]] << 4 | hex2bin[s[12]];
 490     uuid->Data3 = hex2bin[s[14]] << 12 | hex2bin[s[15]] << 8 | hex2bin[s[16]] << 4 | hex2bin[s[17]];
 491
 492     /* these are just sequential bytes */
 493     uuid->Data4[0] = hex2bin[s[19]] << 4 | hex2bin[s[20]];
 494     uuid->Data4[1] = hex2bin[s[21]] << 4 | hex2bin[s[22]];
 495     uuid->Data4[2] = hex2bin[s[24]] << 4 | hex2bin[s[25]];
 496     uuid->Data4[3] = hex2bin[s[26]] << 4 | hex2bin[s[27]];
 497     uuid->Data4[4] = hex2bin[s[28]] << 4 | hex2bin[s[29]];
 498     uuid->Data4[5] = hex2bin[s[30]] << 4 | hex2bin[s[31]];
 499     uuid->Data4[6] = hex2bin[s[32]] << 4 | hex2bin[s[33]];
 500     uuid->Data4[7] = hex2bin[s[34]] << 4 | hex2bin[s[35]];
 501     return RPC_S_OK;
 502 }
 503
 504 /***********************************************************************
 505  *              DllRegisterServer (RPCRT4.@)
 506  */
 507
 508 HRESULT WINAPI DllRegisterServer( void )
 509 {
 510     FIXME( "(): stub\n" );
 511     return S_OK;
 512 }
 513
 514 #define MAX_RPC_ERROR_TEXT 256
 515
 516 /******************************************************************************
 517  * DceErrorInqTextW   (rpcrt4.@)
 518  *
 519  * Notes
 520  * 1. On passing a NULL pointer the code does bomb out.
 521  * 2. The size of the required buffer is not defined in the documentation.
 522  *    It appears to be 256.
 523  * 3. The function is defined to return RPC_S_INVALID_ARG but I don't know
 524  *    of any value for which it does.
 525  * 4. The MSDN documentation currently declares that the second argument is
 526  *    unsigned char *, even for the W version.  I don't believe it.
 527  */
 528 RPC_STATUS RPC_ENTRY DceErrorInqTextW (RPC_STATUS e, RPC_WSTR buffer)
 529 {
 530     DWORD count;
 531     count = FormatMessageW (FORMAT_MESSAGE_FROM_SYSTEM |
 532                 FORMAT_MESSAGE_IGNORE_INSERTS,
 533                 NULL, e, 0, buffer, MAX_RPC_ERROR_TEXT, NULL);
 534     if (!count)
 535     {
 536         count = FormatMessageW (FORMAT_MESSAGE_FROM_SYSTEM |
 537                 FORMAT_MESSAGE_IGNORE_INSERTS,
 538                 NULL, RPC_S_NOT_RPC_ERROR, 0, buffer, MAX_RPC_ERROR_TEXT, NULL);
 539         if (!count)
 540         {
 541             ERR ("Failed to translate error\n");
 542             return RPC_S_INVALID_ARG;
 543         }
 544     }
 545     return RPC_S_OK;
 546 }
 547
 548 /******************************************************************************
 549  * DceErrorInqTextA   (rpcrt4.@)
 550  */
 551 RPC_STATUS RPC_ENTRY DceErrorInqTextA (RPC_STATUS e, RPC_CSTR buffer)
 552 {
 553     RPC_STATUS status;
 554     WCHAR bufferW [MAX_RPC_ERROR_TEXT];
 555     if ((status = DceErrorInqTextW (e, bufferW)) == RPC_S_OK)
 556     {
 557         if (!WideCharToMultiByte(CP_ACP, 0, bufferW, -1, (LPSTR)buffer, MAX_RPC_ERROR_TEXT,
 558                 NULL, NULL))
 559         {
 560             ERR ("Failed to translate error\n");
 561             status = RPC_S_INVALID_ARG;
 562         }
 563     }
 564     return status;
 565 }
 566
 567 /******************************************************************************
 568  * I_RpcAllocate   (rpcrt4.@)
 569  */
 570 void * WINAPI I_RpcAllocate(unsigned int Size)
 571 {
 572     return HeapAlloc(GetProcessHeap(), 0, Size);
 573 }
 574
 575 /******************************************************************************
 576  * I_RpcFree   (rpcrt4.@)
 577  */
 578 void WINAPI I_RpcFree(void *Object)
 579 {
 580     HeapFree(GetProcessHeap(), 0, Object);
 581 }
 582
 583 /******************************************************************************
 584  * I_RpcMapWin32Status   (rpcrt4.@)
 585  *
 586  * Maps Win32 RPC error codes to NT statuses.
 587  *
 588  * PARAMS
 589  *  status [I] Win32 RPC error code.
 590  *
 591  * RETURNS
 592  *  Appropriate translation into an NT status code.
 593  */
 594 LONG WINAPI I_RpcMapWin32Status(RPC_STATUS status)
 595 {
 596     TRACE("(%d)\n", status);
 597     switch (status)
 598     {
 599     case ERROR_ACCESS_DENIED: return STATUS_ACCESS_DENIED;
 600     case ERROR_INVALID_HANDLE: return RPC_NT_SS_CONTEXT_MISMATCH;
 601     case ERROR_OUTOFMEMORY: return STATUS_NO_MEMORY;
 602     case ERROR_INVALID_PARAMETER: return STATUS_INVALID_PARAMETER;
 603     case ERROR_INSUFFICIENT_BUFFER: return STATUS_BUFFER_TOO_SMALL;
 604     case ERROR_MAX_THRDS_REACHED: return STATUS_NO_MEMORY;
 605     case ERROR_NOACCESS: return STATUS_ACCESS_VIOLATION;
 606     case ERROR_NOT_ENOUGH_SERVER_MEMORY: return STATUS_INSUFF_SERVER_RESOURCES;
 607     case ERROR_WRONG_PASSWORD: return STATUS_WRONG_PASSWORD;
 608     case ERROR_INVALID_LOGON_HOURS: return STATUS_INVALID_LOGON_HOURS;
 609     case ERROR_PASSWORD_EXPIRED: return STATUS_PASSWORD_EXPIRED;
 610     case ERROR_ACCOUNT_DISABLED: return STATUS_ACCOUNT_DISABLED;
 611     case ERROR_INVALID_SECURITY_DESCR: return STATUS_INVALID_SECURITY_DESCR;
 612     case RPC_S_INVALID_STRING_BINDING: return RPC_NT_INVALID_STRING_BINDING;
 613     case RPC_S_WRONG_KIND_OF_BINDING: return RPC_NT_WRONG_KIND_OF_BINDING;
 614     case RPC_S_INVALID_BINDING: return RPC_NT_INVALID_BINDING;
 615     case RPC_S_PROTSEQ_NOT_SUPPORTED: return RPC_NT_PROTSEQ_NOT_SUPPORTED;
 616     case RPC_S_INVALID_RPC_PROTSEQ: return RPC_NT_INVALID_RPC_PROTSEQ;
 617     case RPC_S_INVALID_STRING_UUID: return RPC_NT_INVALID_STRING_UUID;
 618     case RPC_S_INVALID_ENDPOINT_FORMAT: return RPC_NT_INVALID_ENDPOINT_FORMAT;
 619     case RPC_S_INVALID_NET_ADDR: return RPC_NT_INVALID_NET_ADDR;
 620     case RPC_S_NO_ENDPOINT_FOUND: return RPC_NT_NO_ENDPOINT_FOUND;
 621     case RPC_S_INVALID_TIMEOUT: return RPC_NT_INVALID_TIMEOUT;
 622     case RPC_S_OBJECT_NOT_FOUND: return RPC_NT_OBJECT_NOT_FOUND;
 623     case RPC_S_ALREADY_REGISTERED: return RPC_NT_ALREADY_REGISTERED;
 624     case RPC_S_TYPE_ALREADY_REGISTERED: return RPC_NT_TYPE_ALREADY_REGISTERED;
 625     case RPC_S_ALREADY_LISTENING: return RPC_NT_ALREADY_LISTENING;
 626     case RPC_S_NO_PROTSEQS_REGISTERED: return RPC_NT_NO_PROTSEQS_REGISTERED;
 627     case RPC_S_NOT_LISTENING: return RPC_NT_NOT_LISTENING;
 628     case RPC_S_UNKNOWN_MGR_TYPE: return RPC_NT_UNKNOWN_MGR_TYPE;
 629     case RPC_S_UNKNOWN_IF: return RPC_NT_UNKNOWN_IF;
 630     case RPC_S_NO_BINDINGS: return RPC_NT_NO_BINDINGS;
 631     case RPC_S_NO_PROTSEQS: return RPC_NT_NO_PROTSEQS;
 632     case RPC_S_CANT_CREATE_ENDPOINT: return RPC_NT_CANT_CREATE_ENDPOINT;
 633     case RPC_S_OUT_OF_RESOURCES: return RPC_NT_OUT_OF_RESOURCES;
 634     case RPC_S_SERVER_UNAVAILABLE: return RPC_NT_SERVER_UNAVAILABLE;
 635     case RPC_S_SERVER_TOO_BUSY: return RPC_NT_SERVER_TOO_BUSY;
 636     case RPC_S_INVALID_NETWORK_OPTIONS: return RPC_NT_INVALID_NETWORK_OPTIONS;
 637     case RPC_S_NO_CALL_ACTIVE: return RPC_NT_NO_CALL_ACTIVE;
 638     case RPC_S_CALL_FAILED: return RPC_NT_CALL_FAILED;
 639     case RPC_S_CALL_FAILED_DNE: return RPC_NT_CALL_FAILED_DNE;
 640     case RPC_S_PROTOCOL_ERROR: return RPC_NT_PROTOCOL_ERROR;
 641     case RPC_S_UNSUPPORTED_TRANS_SYN: return RPC_NT_UNSUPPORTED_TRANS_SYN;
 642     case RPC_S_UNSUPPORTED_TYPE: return RPC_NT_UNSUPPORTED_TYPE;
 643     case RPC_S_INVALID_TAG: return RPC_NT_INVALID_TAG;
 644     case RPC_S_INVALID_BOUND: return RPC_NT_INVALID_BOUND;
 645     case RPC_S_NO_ENTRY_NAME: return RPC_NT_NO_ENTRY_NAME;
 646     case RPC_S_INVALID_NAME_SYNTAX: return RPC_NT_INVALID_NAME_SYNTAX;
 647     case RPC_S_UNSUPPORTED_NAME_SYNTAX: return RPC_NT_UNSUPPORTED_NAME_SYNTAX;
 648     case RPC_S_UUID_NO_ADDRESS: return RPC_NT_UUID_NO_ADDRESS;
 649     case RPC_S_DUPLICATE_ENDPOINT: return RPC_NT_DUPLICATE_ENDPOINT;
 650     case RPC_S_UNKNOWN_AUTHN_TYPE: return RPC_NT_UNKNOWN_AUTHN_TYPE;
 651     case RPC_S_MAX_CALLS_TOO_SMALL: return RPC_NT_MAX_CALLS_TOO_SMALL;
 652     case RPC_S_STRING_TOO_LONG: return RPC_NT_STRING_TOO_LONG;
 653     case RPC_S_PROTSEQ_NOT_FOUND: return RPC_NT_PROTSEQ_NOT_FOUND;
 654     case RPC_S_PROCNUM_OUT_OF_RANGE: return RPC_NT_PROCNUM_OUT_OF_RANGE;
 655     case RPC_S_BINDING_HAS_NO_AUTH: return RPC_NT_BINDING_HAS_NO_AUTH;
 656     case RPC_S_UNKNOWN_AUTHN_SERVICE: return RPC_NT_UNKNOWN_AUTHN_SERVICE;
 657     case RPC_S_UNKNOWN_AUTHN_LEVEL: return RPC_NT_UNKNOWN_AUTHN_LEVEL;
 658     case RPC_S_INVALID_AUTH_IDENTITY: return RPC_NT_INVALID_AUTH_IDENTITY;
 659     case RPC_S_UNKNOWN_AUTHZ_SERVICE: return RPC_NT_UNKNOWN_AUTHZ_SERVICE;
 660     case EPT_S_INVALID_ENTRY: return EPT_NT_INVALID_ENTRY;
 661     case EPT_S_CANT_PERFORM_OP: return EPT_NT_CANT_PERFORM_OP;
 662     case EPT_S_NOT_REGISTERED: return EPT_NT_NOT_REGISTERED;
 663     case EPT_S_CANT_CREATE: return EPT_NT_CANT_CREATE;
 664     case RPC_S_NOTHING_TO_EXPORT: return RPC_NT_NOTHING_TO_EXPORT;
 665     case RPC_S_INCOMPLETE_NAME: return RPC_NT_INCOMPLETE_NAME;
 666     case RPC_S_INVALID_VERS_OPTION: return RPC_NT_INVALID_VERS_OPTION;
 667     case RPC_S_NO_MORE_MEMBERS: return RPC_NT_NO_MORE_MEMBERS;
 668     case RPC_S_NOT_ALL_OBJS_UNEXPORTED: return RPC_NT_NOT_ALL_OBJS_UNEXPORTED;
 669     case RPC_S_INTERFACE_NOT_FOUND: return RPC_NT_INTERFACE_NOT_FOUND;
 670     case RPC_S_ENTRY_ALREADY_EXISTS: return RPC_NT_ENTRY_ALREADY_EXISTS;
 671     case RPC_S_ENTRY_NOT_FOUND: return RPC_NT_ENTRY_NOT_FOUND;
 672     case RPC_S_NAME_SERVICE_UNAVAILABLE: return RPC_NT_NAME_SERVICE_UNAVAILABLE;
 673     case RPC_S_INVALID_NAF_ID: return RPC_NT_INVALID_NAF_ID;
 674     case RPC_S_CANNOT_SUPPORT: return RPC_NT_CANNOT_SUPPORT;
 675     case RPC_S_NO_CONTEXT_AVAILABLE: return RPC_NT_NO_CONTEXT_AVAILABLE;
 676     case RPC_S_INTERNAL_ERROR: return RPC_NT_INTERNAL_ERROR;
 677     case RPC_S_ZERO_DIVIDE: return RPC_NT_ZERO_DIVIDE;
 678     case RPC_S_ADDRESS_ERROR: return RPC_NT_ADDRESS_ERROR;
 679     case RPC_S_FP_DIV_ZERO: return RPC_NT_FP_DIV_ZERO;
 680     case RPC_S_FP_UNDERFLOW: return RPC_NT_FP_UNDERFLOW;
 681     case RPC_S_FP_OVERFLOW: return RPC_NT_FP_OVERFLOW;
 682     case RPC_S_CALL_IN_PROGRESS: return RPC_NT_CALL_IN_PROGRESS;
 683     case RPC_S_NO_MORE_BINDINGS: return RPC_NT_NO_MORE_BINDINGS;
 684     case RPC_S_CALL_CANCELLED: return RPC_NT_CALL_CANCELLED;
 685     case RPC_S_INVALID_OBJECT: return RPC_NT_INVALID_OBJECT;
 686     case RPC_S_INVALID_ASYNC_HANDLE: return RPC_NT_INVALID_ASYNC_HANDLE;
 687     case RPC_S_INVALID_ASYNC_CALL: return RPC_NT_INVALID_ASYNC_CALL;
 688     case RPC_S_GROUP_MEMBER_NOT_FOUND: return RPC_NT_GROUP_MEMBER_NOT_FOUND;
 689     case RPC_X_NO_MORE_ENTRIES: return RPC_NT_NO_MORE_ENTRIES;
 690     case RPC_X_SS_CHAR_TRANS_OPEN_FAIL: return RPC_NT_SS_CHAR_TRANS_OPEN_FAIL;
 691     case RPC_X_SS_CHAR_TRANS_SHORT_FILE: return RPC_NT_SS_CHAR_TRANS_SHORT_FILE;
 692     case RPC_X_SS_IN_NULL_CONTEXT: return RPC_NT_SS_IN_NULL_CONTEXT;
 693     case RPC_X_SS_CONTEXT_DAMAGED: return RPC_NT_SS_CONTEXT_DAMAGED;
 694     case RPC_X_SS_HANDLES_MISMATCH: return RPC_NT_SS_HANDLES_MISMATCH;
 695     case RPC_X_SS_CANNOT_GET_CALL_HANDLE: return RPC_NT_SS_CANNOT_GET_CALL_HANDLE;
 696     case RPC_X_NULL_REF_POINTER: return RPC_NT_NULL_REF_POINTER;
 697     case RPC_X_ENUM_VALUE_OUT_OF_RANGE: return RPC_NT_ENUM_VALUE_OUT_OF_RANGE;
 698     case RPC_X_BYTE_COUNT_TOO_SMALL: return RPC_NT_BYTE_COUNT_TOO_SMALL;
 699     case RPC_X_BAD_STUB_DATA: return RPC_NT_BAD_STUB_DATA;
 700     case RPC_X_PIPE_CLOSED: return RPC_NT_PIPE_CLOSED;
 701     case RPC_X_PIPE_DISCIPLINE_ERROR: return RPC_NT_PIPE_DISCIPLINE_ERROR;
 702     case RPC_X_PIPE_EMPTY: return RPC_NT_PIPE_EMPTY;
 703     case ERROR_PASSWORD_MUST_CHANGE: return STATUS_PASSWORD_MUST_CHANGE;
 704     case ERROR_ACCOUNT_LOCKED_OUT: return STATUS_ACCOUNT_LOCKED_OUT;
 705     default: return status;
 706     }
 707 }
 708
 709 /******************************************************************************
 710  * I_RpcExceptionFilter   (rpcrt4.@)
 711  */
 712 int WINAPI I_RpcExceptionFilter(ULONG ExceptionCode)
 713 {
 714     TRACE("0x%x\n", ExceptionCode);
 715     switch (ExceptionCode)
 716     {
 717     case STATUS_DATATYPE_MISALIGNMENT:
 718     case STATUS_BREAKPOINT:
 719     case STATUS_ACCESS_VIOLATION:
 720     case STATUS_ILLEGAL_INSTRUCTION:
 721     case STATUS_PRIVILEGED_INSTRUCTION:
 722     case STATUS_INSTRUCTION_MISALIGNMENT:
 723     case STATUS_STACK_OVERFLOW:
 724     case STATUS_POSSIBLE_DEADLOCK:
 725         return EXCEPTION_CONTINUE_SEARCH;
 726     default:
 727         return EXCEPTION_EXECUTE_HANDLER;
 728     }
 729 }
 730
 731 /******************************************************************************
 732  * RpcErrorStartEnumeration   (rpcrt4.@)
 733  */
 734 RPC_STATUS RPC_ENTRY RpcErrorStartEnumeration(RPC_ERROR_ENUM_HANDLE* EnumHandle)
 735 {
 736     FIXME("(%p): stub\n", EnumHandle);
 737     return RPC_S_ENTRY_NOT_FOUND;
 738 }
 739
 740 /******************************************************************************
 741  * RpcMgmtSetCancelTimeout   (rpcrt4.@)
 742  */
 743 RPC_STATUS RPC_ENTRY RpcMgmtSetCancelTimeout(LONG Timeout)
 744 {
 745     FIXME("(%d): stub\n", Timeout);
 746     return RPC_S_OK;
 747 }
 748
 749 static struct threaddata *get_or_create_threaddata(void)
 750 {
 751     struct threaddata *tdata = NtCurrentTeb()->ReservedForNtRpc;
 752     if (!tdata)
 753     {
 754         tdata = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*tdata));
 755         if (!tdata) return NULL;
 756
 757         InitializeCriticalSection(&tdata->cs);
 758         tdata->thread_id = GetCurrentThreadId();
 759
 760         EnterCriticalSection(&threaddata_cs);
 761         list_add_tail(&threaddata_list, &tdata->entry);
 762         LeaveCriticalSection(&threaddata_cs);
 763
 764         NtCurrentTeb()->ReservedForNtRpc = tdata;
 765         return tdata;
 766     }
 767     return tdata;
 768 }
 769
 770 void RPCRT4_SetThreadCurrentConnection(RpcConnection *Connection)
 771 {
 772     struct threaddata *tdata = get_or_create_threaddata();
 773     if (!tdata) return;
 774
 775     EnterCriticalSection(&tdata->cs);
 776     tdata->connection = Connection;
 777     LeaveCriticalSection(&tdata->cs);
 778 }
 779
 780 void RPCRT4_SetThreadCurrentCallHandle(RpcBinding *Binding)
 781 {
 782     struct threaddata *tdata = get_or_create_threaddata();
 783     if (!tdata) return;
 784
 785     tdata->server_binding = Binding;
 786 }
 787
 788 RpcBinding *RPCRT4_GetThreadCurrentCallHandle(void)
 789 {
 790     struct threaddata *tdata = get_or_create_threaddata();
 791     if (!tdata) return NULL;
 792
 793     return tdata->server_binding;
 794 }
 795
 796 void RPCRT4_PushThreadContextHandle(NDR_SCONTEXT SContext)
 797 {
 798     struct threaddata *tdata = get_or_create_threaddata();
 799     struct context_handle_list *context_handle_list;
 800
 801     if (!tdata) return;
 802
 803     context_handle_list = HeapAlloc(GetProcessHeap(), 0, sizeof(*context_handle_list));
 804     if (!context_handle_list) return;
 805
 806     context_handle_list->context_handle = SContext;
 807     context_handle_list->next = tdata->context_handle_list;
 808     tdata->context_handle_list = context_handle_list;
 809 }
 810
 811 void RPCRT4_RemoveThreadContextHandle(NDR_SCONTEXT SContext)
 812 {
 813     struct threaddata *tdata = get_or_create_threaddata();
 814     struct context_handle_list *current, *prev;
 815
 816     if (!tdata) return;
 817
 818     for (current = tdata->context_handle_list, prev = NULL; current; prev = current, current = current->next)
 819     {
 820         if (current->context_handle == SContext)
 821         {
 822             if (prev)
 823                 prev->next = current->next;
 824             else
 825                 tdata->context_handle_list = current->next;
 826             HeapFree(GetProcessHeap(), 0, current);
 827             return;
 828         }
 829     }
 830 }
 831
 832 NDR_SCONTEXT RPCRT4_PopThreadContextHandle(void)
 833 {
 834     struct threaddata *tdata = get_or_create_threaddata();
 835     struct context_handle_list *context_handle_list;
 836     NDR_SCONTEXT context_handle;
 837
 838     if (!tdata) return NULL;
 839
 840     context_handle_list = tdata->context_handle_list;
 841     if (!context_handle_list) return NULL;
 842     tdata->context_handle_list = context_handle_list->next;
 843
 844     context_handle = context_handle_list->context_handle;
 845     HeapFree(GetProcessHeap(), 0, context_handle_list);
 846     return context_handle;
 847 }
 848
 849 static RPC_STATUS rpc_cancel_thread(DWORD target_tid)
 850 {
 851     struct threaddata *tdata;
 852
 853     EnterCriticalSection(&threaddata_cs);
 854     LIST_FOR_EACH_ENTRY(tdata, &threaddata_list, struct threaddata, entry)
 855         if (tdata->thread_id == target_tid)
 856         {
 857             EnterCriticalSection(&tdata->cs);
 858             if (tdata->connection) rpcrt4_conn_cancel_call(tdata->connection);
 859             LeaveCriticalSection(&tdata->cs);
 860             break;
 861         }
 862     LeaveCriticalSection(&threaddata_cs);
 863
 864     return RPC_S_OK;
 865 }
 866
 867 /******************************************************************************
 868  * RpcCancelThread   (rpcrt4.@)
 869  */
 870 RPC_STATUS RPC_ENTRY RpcCancelThread(void* ThreadHandle)
 871 {
 872     TRACE("(%p)\n", ThreadHandle);
 873     return RpcCancelThreadEx(ThreadHandle, 0);
 874 }
 875
 876 /******************************************************************************
 877  * RpcCancelThreadEx   (rpcrt4.@)
 878  */
 879 RPC_STATUS RPC_ENTRY RpcCancelThreadEx(void* ThreadHandle, LONG Timeout)
 880 {
 881     DWORD target_tid;
 882
 883     FIXME("(%p, %d)\n", ThreadHandle, Timeout);
 884
 885     target_tid = GetThreadId(ThreadHandle);
 886     if (!target_tid)
 887         return RPC_S_INVALID_ARG;
 888
 889     if (Timeout)
 890     {
 891         FIXME("(%p, %d)\n", ThreadHandle, Timeout);
 892         return RPC_S_OK;
 893     }
 894     else
 895         return rpc_cancel_thread(target_tid);
 896 }