dll/win32/rpcrt4/ndr_es.c

   1 /*
   2  * NDR Serialization Services
   3  *
   4  * Copyright (c) 2007 Robert Shearman 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
  21 #include <stdarg.h>
  22 #include <stdio.h>
  23
  24 #include "windef.h"
  25 #include "winbase.h"
  26 #include "winerror.h"
  27 #include "rpc.h"
  28 #include "midles.h"
  29 #include "ndrtypes.h"
  30
  31 #include "ndr_misc.h"
  32 #include "ndr_stubless.h"
  33
  34 #include "wine/debug.h"
  35
  36 WINE_DEFAULT_DEBUG_CHANNEL(ole);
  37
  38 static inline void init_MIDL_ES_MESSAGE(MIDL_ES_MESSAGE *pEsMsg)
  39 {
  40     memset(pEsMsg, 0, sizeof(*pEsMsg));
  41     /* even if we are unmarshalling, as we don't want pointers to be pointed
  42      * to buffer memory */
  43     pEsMsg->StubMsg.IsClient = TRUE;
  44     pEsMsg->MesVersion = 1;
  45 }
  46
  47 /***********************************************************************
  48  *            MesEncodeIncrementalHandleCreate [RPCRT4.@]
  49  */
  50 RPC_STATUS WINAPI MesEncodeIncrementalHandleCreate(
  51     void *UserState, MIDL_ES_ALLOC AllocFn, MIDL_ES_WRITE WriteFn,
  52     handle_t *pHandle)
  53 {
  54     MIDL_ES_MESSAGE *pEsMsg;
  55
  56     TRACE("(%p, %p, %p, %p)\n", UserState, AllocFn, WriteFn, pHandle);
  57
  58     pEsMsg = HeapAlloc(GetProcessHeap(), 0, sizeof(*pEsMsg));
  59     if (!pEsMsg)
  60         return RPC_S_OUT_OF_MEMORY;
  61
  62     init_MIDL_ES_MESSAGE(pEsMsg);
  63
  64     pEsMsg->Operation = MES_ENCODE;
  65     pEsMsg->UserState = UserState;
  66     pEsMsg->HandleStyle = MES_INCREMENTAL_HANDLE;
  67     pEsMsg->Alloc = AllocFn;
  68     pEsMsg->Write = WriteFn;
  69
  70     *pHandle = (handle_t)pEsMsg;
  71
  72     return RPC_S_OK;
  73 }
  74
  75 /***********************************************************************
  76  *            MesDecodeIncrementalHandleCreate [RPCRT4.@]
  77  */
  78 RPC_STATUS WINAPI MesDecodeIncrementalHandleCreate(
  79     void *UserState, MIDL_ES_READ ReadFn, handle_t *pHandle)
  80 {
  81     MIDL_ES_MESSAGE *pEsMsg;
  82
  83     TRACE("(%p, %p, %p)\n", UserState, ReadFn, pHandle);
  84
  85     pEsMsg = HeapAlloc(GetProcessHeap(), 0, sizeof(*pEsMsg));
  86     if (!pEsMsg)
  87         return RPC_S_OUT_OF_MEMORY;
  88
  89     init_MIDL_ES_MESSAGE(pEsMsg);
  90
  91     pEsMsg->Operation = MES_DECODE;
  92     pEsMsg->UserState = UserState;
  93     pEsMsg->HandleStyle = MES_INCREMENTAL_HANDLE;
  94     pEsMsg->Read = ReadFn;
  95
  96     *pHandle = (handle_t)pEsMsg;
  97
  98     return RPC_S_OK;
  99 }
 100
 101 /***********************************************************************
 102  *            MesIncrementalHandleReset [RPCRT4.@]
 103  */
 104 RPC_STATUS WINAPI MesIncrementalHandleReset(
 105     handle_t Handle, void *UserState, MIDL_ES_ALLOC AllocFn,
 106     MIDL_ES_WRITE WriteFn, MIDL_ES_READ ReadFn, MIDL_ES_CODE Operation)
 107 {
 108     MIDL_ES_MESSAGE *pEsMsg = Handle;
 109
 110     TRACE("(%p, %p, %p, %p, %p, %d)\n", Handle, UserState, AllocFn,
 111         WriteFn, ReadFn, Operation);
 112
 113     init_MIDL_ES_MESSAGE(pEsMsg);
 114
 115     pEsMsg->Operation = Operation;
 116     pEsMsg->UserState = UserState;
 117     pEsMsg->HandleStyle = MES_INCREMENTAL_HANDLE;
 118     pEsMsg->Alloc = AllocFn;
 119     pEsMsg->Write = WriteFn;
 120     pEsMsg->Read = ReadFn;
 121
 122     return RPC_S_OK;
 123 }
 124
 125 /***********************************************************************
 126  *            MesBufferHandleReset [RPCRT4.@]
 127  */
 128 RPC_STATUS WINAPI MesBufferHandleReset(handle_t Handle, ULONG HandleStyle,
 129     MIDL_ES_CODE Operation, char **Buffer, ULONG BufferSize, ULONG *EncodedSize)
 130 {
 131     MIDL_ES_MESSAGE *pEsMsg = (MIDL_ES_MESSAGE *)Handle;
 132
 133     TRACE("(%p, %u, %d, %p, %u, %p)\n", Handle, HandleStyle, Operation, Buffer,
 134         BufferSize, EncodedSize);
 135
 136     if (!Handle || !Buffer || !EncodedSize)
 137         return RPC_S_INVALID_ARG;
 138
 139     if (Operation != MES_ENCODE && Operation != MES_DECODE && Operation != MES_ENCODE_NDR64)
 140         return RPC_S_INVALID_ARG;
 141
 142     if (HandleStyle != MES_FIXED_BUFFER_HANDLE && HandleStyle != MES_DYNAMIC_BUFFER_HANDLE)
 143         return RPC_S_INVALID_ARG;
 144
 145     init_MIDL_ES_MESSAGE(pEsMsg);
 146
 147     pEsMsg->Operation = Operation;
 148     pEsMsg->HandleStyle = HandleStyle;
 149     if (HandleStyle == MES_FIXED_BUFFER_HANDLE)
 150         pEsMsg->Buffer = (unsigned char*)*Buffer;
 151     else
 152         pEsMsg->pDynBuffer = (unsigned char**)Buffer;
 153     pEsMsg->BufferSize = BufferSize;
 154     pEsMsg->pEncodedSize = EncodedSize;
 155
 156     return RPC_S_OK;
 157 }
 158
 159 /***********************************************************************
 160  *            MesHandleFree [RPCRT4.@]
 161  */
 162 RPC_STATUS WINAPI MesHandleFree(handle_t Handle)
 163 {
 164     TRACE("(%p)\n", Handle);
 165     HeapFree(GetProcessHeap(), 0, Handle);
 166     return RPC_S_OK;
 167 }
 168
 169 static RPC_STATUS validate_mes_buffer_pointer(const char *Buffer)
 170 {
 171     if (!Buffer)
 172         return RPC_S_INVALID_ARG;
 173
 174     if (((ULONG_PTR)Buffer & 7) != 0)
 175         return RPC_X_INVALID_BUFFER;
 176
 177     return RPC_S_OK;
 178 }
 179
 180 /***********************************************************************
 181  *            MesEncodeFixedBufferHandleCreate [RPCRT4.@]
 182  */
 183 RPC_STATUS RPC_ENTRY MesEncodeFixedBufferHandleCreate(
 184     char *Buffer, ULONG BufferSize, ULONG *pEncodedSize, handle_t *pHandle)
 185 {
 186     MIDL_ES_MESSAGE *pEsMsg;
 187     RPC_STATUS status;
 188
 189     TRACE("(%p, %d, %p, %p)\n", Buffer, BufferSize, pEncodedSize, pHandle);
 190
 191     if ((status = validate_mes_buffer_pointer(Buffer)))
 192         return status;
 193
 194     if (!pEncodedSize)
 195         return RPC_S_INVALID_ARG;
 196
 197     /* FIXME: check BufferSize too */
 198
 199     pEsMsg = HeapAlloc(GetProcessHeap(), 0, sizeof(*pEsMsg));
 200     if (!pEsMsg)
 201         return RPC_S_OUT_OF_MEMORY;
 202
 203     init_MIDL_ES_MESSAGE(pEsMsg);
 204
 205     pEsMsg->Operation = MES_ENCODE;
 206     pEsMsg->HandleStyle = MES_FIXED_BUFFER_HANDLE;
 207     pEsMsg->Buffer = (unsigned char *)Buffer;
 208     pEsMsg->BufferSize = BufferSize;
 209     pEsMsg->pEncodedSize = pEncodedSize;
 210
 211     *pHandle = (handle_t)pEsMsg;
 212
 213     return RPC_S_OK;
 214 }
 215
 216 /***********************************************************************
 217  *            MesEncodeDynBufferHandleCreate [RPCRT4.@]
 218  */
 219 RPC_STATUS RPC_ENTRY MesEncodeDynBufferHandleCreate(char **Buffer,
 220         ULONG *pEncodedSize, handle_t *pHandle)
 221 {
 222     MIDL_ES_MESSAGE *pEsMsg;
 223
 224     TRACE("(%p, %p, %p)\n", Buffer, pEncodedSize, pHandle);
 225
 226     if (!pEncodedSize)
 227         return RPC_S_INVALID_ARG;
 228
 229     pEsMsg = HeapAlloc(GetProcessHeap(), 0, sizeof(*pEsMsg));
 230     if (!pEsMsg)
 231         return RPC_S_OUT_OF_MEMORY;
 232
 233     init_MIDL_ES_MESSAGE(pEsMsg);
 234
 235     pEsMsg->Operation = MES_ENCODE;
 236     pEsMsg->HandleStyle = MES_DYNAMIC_BUFFER_HANDLE;
 237     pEsMsg->pDynBuffer = (unsigned char **)Buffer;
 238     pEsMsg->pEncodedSize = pEncodedSize;
 239
 240     *pHandle = (handle_t)pEsMsg;
 241
 242     return RPC_S_OK;
 243 }
 244
 245 /***********************************************************************
 246  *            MesDecodeBufferHandleCreate [RPCRT4.@]
 247  */
 248 RPC_STATUS RPC_ENTRY MesDecodeBufferHandleCreate(
 249     char *Buffer, ULONG BufferSize, handle_t *pHandle)
 250 {
 251     MIDL_ES_MESSAGE *pEsMsg;
 252     RPC_STATUS status;
 253
 254     TRACE("(%p, %d, %p)\n", Buffer, BufferSize, pHandle);
 255
 256     if ((status = validate_mes_buffer_pointer(Buffer)))
 257         return status;
 258
 259     pEsMsg = HeapAlloc(GetProcessHeap(), 0, sizeof(*pEsMsg));
 260     if (!pEsMsg)
 261         return RPC_S_OUT_OF_MEMORY;
 262
 263     init_MIDL_ES_MESSAGE(pEsMsg);
 264
 265     pEsMsg->Operation = MES_DECODE;
 266     pEsMsg->HandleStyle = MES_FIXED_BUFFER_HANDLE;
 267     pEsMsg->Buffer = (unsigned char *)Buffer;
 268     pEsMsg->BufferSize = BufferSize;
 269
 270     *pHandle = (handle_t)pEsMsg;
 271
 272     return RPC_S_OK;
 273 }
 274
 275 static void es_data_alloc(MIDL_ES_MESSAGE *pEsMsg, ULONG size)
 276 {
 277     if (pEsMsg->HandleStyle == MES_INCREMENTAL_HANDLE)
 278     {
 279         unsigned int tmpsize = size;
 280         TRACE("%d with incremental handle\n", size);
 281         pEsMsg->Alloc(pEsMsg->UserState, (char **)&pEsMsg->StubMsg.Buffer, &tmpsize);
 282         if (tmpsize < size)
 283         {
 284             ERR("not enough bytes allocated - requested %d, got %d\n", size, tmpsize);
 285             RpcRaiseException(RPC_S_OUT_OF_MEMORY);
 286         }
 287     }
 288     else if (pEsMsg->HandleStyle == MES_FIXED_BUFFER_HANDLE)
 289     {
 290         TRACE("%d with fixed buffer handle\n", size);
 291         pEsMsg->StubMsg.Buffer = pEsMsg->Buffer;
 292     }
 293     pEsMsg->StubMsg.RpcMsg->Buffer = pEsMsg->StubMsg.BufferStart = pEsMsg->StubMsg.Buffer;
 294 }
 295
 296 static void es_data_read(MIDL_ES_MESSAGE *pEsMsg, ULONG size)
 297 {
 298     if (pEsMsg->HandleStyle == MES_INCREMENTAL_HANDLE)
 299     {
 300         unsigned int tmpsize = size;
 301         TRACE("%d from incremental handle\n", size);
 302         pEsMsg->Read(pEsMsg->UserState, (char **)&pEsMsg->StubMsg.Buffer, &tmpsize);
 303         if (tmpsize < size)
 304         {
 305             ERR("not enough bytes read - requested %d, got %d\n", size, tmpsize);
 306             RpcRaiseException(RPC_S_OUT_OF_MEMORY);
 307         }
 308     }
 309     else
 310     {
 311         TRACE("%d from fixed or dynamic buffer handle\n", size);
 312         /* FIXME: validate BufferSize? */
 313         pEsMsg->StubMsg.Buffer = pEsMsg->Buffer;
 314         pEsMsg->Buffer += size;
 315         pEsMsg->BufferSize -= size;
 316     }
 317     pEsMsg->StubMsg.BufferLength = size;
 318     pEsMsg->StubMsg.RpcMsg->Buffer = pEsMsg->StubMsg.BufferStart = pEsMsg->StubMsg.Buffer;
 319     pEsMsg->StubMsg.BufferEnd = pEsMsg->StubMsg.Buffer + size;
 320 }
 321
 322 static void es_data_write(MIDL_ES_MESSAGE *pEsMsg, ULONG size)
 323 {
 324     if (pEsMsg->HandleStyle == MES_INCREMENTAL_HANDLE)
 325     {
 326         TRACE("%d to incremental handle\n", size);
 327         pEsMsg->Write(pEsMsg->UserState, (char *)pEsMsg->StubMsg.BufferStart, size);
 328     }
 329     else
 330     {
 331         TRACE("%d to dynamic or fixed buffer handle\n", size);
 332         *pEsMsg->pEncodedSize += size;
 333     }
 334 }
 335
 336 static inline ULONG mes_proc_header_buffer_size(void)
 337 {
 338     return 4 + 2*sizeof(RPC_SYNTAX_IDENTIFIER) + 12;
 339 }
 340
 341 static void mes_proc_header_marshal(MIDL_ES_MESSAGE *pEsMsg)
 342 {
 343     const RPC_CLIENT_INTERFACE *client_interface = pEsMsg->StubMsg.StubDesc->RpcInterfaceInformation;
 344     *(WORD *)pEsMsg->StubMsg.Buffer = 0x0101;
 345     pEsMsg->StubMsg.Buffer += 2;
 346     *(WORD *)pEsMsg->StubMsg.Buffer = 0xcccc;
 347     pEsMsg->StubMsg.Buffer += 2;
 348     memcpy(pEsMsg->StubMsg.Buffer, &client_interface->TransferSyntax, sizeof(RPC_SYNTAX_IDENTIFIER));
 349     pEsMsg->StubMsg.Buffer += sizeof(RPC_SYNTAX_IDENTIFIER);
 350     memcpy(pEsMsg->StubMsg.Buffer, &pEsMsg->InterfaceId, sizeof(RPC_SYNTAX_IDENTIFIER));
 351     pEsMsg->StubMsg.Buffer += sizeof(RPC_SYNTAX_IDENTIFIER);
 352     *(DWORD *)pEsMsg->StubMsg.Buffer = pEsMsg->ProcNumber;
 353     pEsMsg->StubMsg.Buffer += 4;
 354     *(DWORD *)pEsMsg->StubMsg.Buffer = 0x00000001;
 355     pEsMsg->StubMsg.Buffer += 4;
 356     *(DWORD *)pEsMsg->StubMsg.Buffer = pEsMsg->ByteCount;
 357     pEsMsg->StubMsg.Buffer += 4;
 358 }
 359
 360 static void mes_proc_header_unmarshal(MIDL_ES_MESSAGE *pEsMsg)
 361 {
 362     const RPC_CLIENT_INTERFACE *client_interface = pEsMsg->StubMsg.StubDesc->RpcInterfaceInformation;
 363
 364     es_data_read(pEsMsg, mes_proc_header_buffer_size());
 365
 366     if (*(WORD *)pEsMsg->StubMsg.Buffer != 0x0101)
 367     {
 368         FIXME("unknown value at Buffer[0] 0x%04x\n", *(WORD *)pEsMsg->StubMsg.Buffer);
 369         RpcRaiseException(RPC_X_WRONG_ES_VERSION);
 370     }
 371     pEsMsg->StubMsg.Buffer += 2;
 372     if (*(WORD *)pEsMsg->StubMsg.Buffer != 0xcccc)
 373         FIXME("unknown value at Buffer[2] 0x%04x\n", *(WORD *)pEsMsg->StubMsg.Buffer);
 374     pEsMsg->StubMsg.Buffer += 2;
 375     if (memcmp(pEsMsg->StubMsg.Buffer, &client_interface->TransferSyntax, sizeof(RPC_SYNTAX_IDENTIFIER)))
 376     {
 377         const RPC_SYNTAX_IDENTIFIER *AlienTransferSyntax = (const RPC_SYNTAX_IDENTIFIER *)pEsMsg->StubMsg.Buffer;
 378         ERR("bad transfer syntax %s {%d.%d}\n", debugstr_guid(&AlienTransferSyntax->SyntaxGUID),
 379             AlienTransferSyntax->SyntaxVersion.MajorVersion,
 380             AlienTransferSyntax->SyntaxVersion.MinorVersion);
 381         RpcRaiseException(RPC_S_UNSUPPORTED_TRANS_SYN);
 382     }
 383     pEsMsg->StubMsg.Buffer += sizeof(RPC_SYNTAX_IDENTIFIER);
 384     memcpy(&pEsMsg->InterfaceId, pEsMsg->StubMsg.Buffer, sizeof(RPC_SYNTAX_IDENTIFIER));
 385     pEsMsg->StubMsg.Buffer += sizeof(RPC_SYNTAX_IDENTIFIER);
 386     pEsMsg->ProcNumber = *(DWORD *)pEsMsg->StubMsg.Buffer;
 387     pEsMsg->StubMsg.Buffer += 4;
 388     if (*(DWORD *)pEsMsg->StubMsg.Buffer != 0x00000001)
 389         FIXME("unknown value 0x%08x, expected 0x00000001\n", *(DWORD *)pEsMsg->StubMsg.Buffer);
 390     pEsMsg->StubMsg.Buffer += 4;
 391     pEsMsg->ByteCount = *(DWORD *)pEsMsg->StubMsg.Buffer;
 392     pEsMsg->StubMsg.Buffer += 4;
 393     if (pEsMsg->ByteCount + mes_proc_header_buffer_size() < pEsMsg->ByteCount)
 394         RpcRaiseException(RPC_S_INVALID_BOUND);
 395 }
 396
 397 /***********************************************************************
 398  *            NdrMesProcEncodeDecode [RPCRT4.@]
 399  */
 400 void WINAPIV NdrMesProcEncodeDecode(handle_t Handle, const MIDL_STUB_DESC * pStubDesc, PFORMAT_STRING pFormat, ...)
 401 {
 402     /* pointer to start of stack where arguments start */
 403     RPC_MESSAGE rpcMsg;
 404     MIDL_ES_MESSAGE *pEsMsg = Handle;
 405     /* size of stack */
 406     unsigned short stack_size;
 407     /* header for procedure string */
 408     const NDR_PROC_HEADER *pProcHeader = (const NDR_PROC_HEADER *)&pFormat[0];
 409     const RPC_CLIENT_INTERFACE *client_interface;
 410     __ms_va_list args;
 411     unsigned int number_of_params;
 412     ULONG_PTR arg_buffer[256];
 413
 414     TRACE("Handle %p, pStubDesc %p, pFormat %p, ...\n", Handle, pStubDesc, pFormat);
 415
 416     /* Later NDR language versions probably won't be backwards compatible */
 417     if (pStubDesc->Version > 0x50002)
 418     {
 419         FIXME("Incompatible stub description version: 0x%x\n", pStubDesc->Version);
 420         RpcRaiseException(RPC_X_WRONG_STUB_VERSION);
 421     }
 422
 423     client_interface = pStubDesc->RpcInterfaceInformation;
 424     pEsMsg->InterfaceId = client_interface->InterfaceId;
 425
 426     if (pProcHeader->Oi_flags & Oi_HAS_RPCFLAGS)
 427     {
 428         const NDR_PROC_HEADER_RPC *header_rpc = (const NDR_PROC_HEADER_RPC *)&pFormat[0];
 429         stack_size = header_rpc->stack_size;
 430         pEsMsg->ProcNumber = header_rpc->proc_num;
 431         pFormat += sizeof(NDR_PROC_HEADER_RPC);
 432     }
 433     else
 434     {
 435         stack_size = pProcHeader->stack_size;
 436         pEsMsg->ProcNumber = pProcHeader->proc_num;
 437         pFormat += sizeof(NDR_PROC_HEADER);
 438     }
 439
 440     if (pProcHeader->handle_type == 0)
 441     {
 442         switch (*pFormat) /* handle_type */
 443         {
 444         case FC_BIND_PRIMITIVE: /* explicit primitive */
 445             pFormat += sizeof(NDR_EHD_PRIMITIVE);
 446             break;
 447         case FC_BIND_GENERIC: /* explicit generic */
 448             pFormat += sizeof(NDR_EHD_GENERIC);
 449             break;
 450         case FC_BIND_CONTEXT: /* explicit context */
 451             pFormat += sizeof(NDR_EHD_CONTEXT);
 452             break;
 453         default:
 454             ERR("bad explicit binding handle type (0x%02x)\n", pProcHeader->handle_type);
 455             RpcRaiseException(RPC_X_BAD_STUB_DATA);
 456         }
 457     }
 458
 459     TRACE("stack size: 0x%x\n", stack_size);
 460     TRACE("proc num: %d\n", pEsMsg->ProcNumber);
 461
 462     memset(&rpcMsg, 0, sizeof(rpcMsg));
 463     pEsMsg->StubMsg.RpcMsg = &rpcMsg;
 464     pEsMsg->StubMsg.StubDesc = pStubDesc;
 465     pEsMsg->StubMsg.pfnAllocate = pStubDesc->pfnAllocate;
 466     pEsMsg->StubMsg.pfnFree = pStubDesc->pfnFree;
 467
 468     /* create the full pointer translation tables, if requested */
 469     if (pProcHeader->Oi_flags & Oi_FULL_PTR_USED)
 470         pEsMsg->StubMsg.FullPtrXlatTables = NdrFullPointerXlatInit(0,XLAT_CLIENT);
 471
 472     TRACE("Oi_flags = 0x%02x\n", pProcHeader->Oi_flags);
 473     TRACE("stubdesc version = 0x%x\n", pStubDesc->Version);
 474     TRACE("MIDL stub version = 0x%x\n", pStubDesc->MIDLVersion);
 475
 476     /* needed for conformance of top-level objects */
 477     __ms_va_start( args, pFormat );
 478     pEsMsg->StubMsg.StackTop = va_arg( args, unsigned char * );
 479     __ms_va_end( args );
 480
 481     pFormat = convert_old_args( &pEsMsg->StubMsg, pFormat, stack_size, FALSE,
 482                                 arg_buffer, sizeof(arg_buffer), &number_of_params );
 483
 484     switch (pEsMsg->Operation)
 485     {
 486     case MES_ENCODE:
 487         pEsMsg->StubMsg.BufferLength = mes_proc_header_buffer_size();
 488
 489         client_do_args( &pEsMsg->StubMsg, pFormat, STUBLESS_CALCSIZE, NULL, number_of_params, NULL );
 490
 491         pEsMsg->ByteCount = pEsMsg->StubMsg.BufferLength - mes_proc_header_buffer_size();
 492         es_data_alloc(pEsMsg, pEsMsg->StubMsg.BufferLength);
 493
 494         mes_proc_header_marshal(pEsMsg);
 495
 496         client_do_args( &pEsMsg->StubMsg, pFormat, STUBLESS_MARSHAL, NULL, number_of_params, NULL );
 497
 498         es_data_write(pEsMsg, pEsMsg->ByteCount);
 499         break;
 500     case MES_DECODE:
 501         mes_proc_header_unmarshal(pEsMsg);
 502
 503         es_data_read(pEsMsg, pEsMsg->ByteCount);
 504
 505         client_do_args( &pEsMsg->StubMsg, pFormat, STUBLESS_UNMARSHAL, NULL, number_of_params, NULL );
 506         break;
 507     default:
 508         RpcRaiseException(RPC_S_INTERNAL_ERROR);
 509         return;
 510     }
 511     /* free the full pointer translation tables */
 512     if (pProcHeader->Oi_flags & Oi_FULL_PTR_USED)
 513         NdrFullPointerXlatFree(pEsMsg->StubMsg.FullPtrXlatTables);
 514 }
 515
 516 void RPC_ENTRY NdrMesTypeDecode2(handle_t Handle, const MIDL_TYPE_PICKLING_INFO *pPicklingInfo,
 517     const MIDL_STUB_DESC *pStubDesc, PFORMAT_STRING pFormatString, void *pObject)
 518 {
 519     FIXME("(%p, %p, %p, %p, %p)\n", Handle, pPicklingInfo, pStubDesc, pFormatString, pObject);
 520 }
 521
 522 void RPC_ENTRY NdrMesTypeEncode2(handle_t Handle, const MIDL_TYPE_PICKLING_INFO *pPicklingInfo,
 523     const MIDL_STUB_DESC *pStubDesc, PFORMAT_STRING pFormatString, const void *pObject)
 524 {
 525     FIXME("(%p, %p, %p, %p, %p)\n", Handle, pPicklingInfo, pStubDesc, pFormatString, pObject);
 526 }
 527
 528 void RPC_ENTRY NdrMesTypeFree2(handle_t Handle, const MIDL_TYPE_PICKLING_INFO *pPicklingInfo,
 529     const MIDL_STUB_DESC *pStubDesc, PFORMAT_STRING pFormatString, void *pObject)
 530 {
 531     FIXME("(%p, %p, %p, %p, %p)\n", Handle, pPicklingInfo, pStubDesc, pFormatString, pObject);
 532 }