git.oblomov.eu Git - wine/blob - dlls/rpcrt4/ndr_stubless.c

   1 /*
   2  * NDR -Oi,-Oif,-Oicf Interpreter
   3  *
   4  * Copyright 2001 Ove Kåven, TransGaming Technologies
   5  * Copyright 2003-5 Robert Shearman (for CodeWeavers)
   6  *
   7  * This library is free software; you can redistribute it and/or
   8  * modify it under the terms of the GNU Lesser General Public
   9  * License as published by the Free Software Foundation; either
  10  * version 2.1 of the License, or (at your option) any later version.
  11  *
  12  * This library is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15  * Lesser General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU Lesser General Public
  18  * License along with this library; if not, write to the Free Software
  19  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  20  *
  21  * TODO:
  22  *  - Pipes
  23  *  - Some types of binding handles
  24  */
  25
  26 #include "config.h"
  27 #include "wine/port.h"
  28
  29 #include <stdarg.h>
  30 #include <stdio.h>
  31 #include <string.h>
  32
  33 #include "windef.h"
  34 #include "winbase.h"
  35 #include "winerror.h"
  36
  37 #include "objbase.h"
  38 #include "rpc.h"
  39 #include "rpcproxy.h"
  40
  41 #include "wine/exception.h"
  42 #include "wine/debug.h"
  43 #include "wine/rpcfc.h"
  44
  45 #include "cpsf.h"
  46 #include "ndr_misc.h"
  47 #include "ndr_stubless.h"
  48
  49 WINE_DEFAULT_DEBUG_CHANNEL(rpc);
  50
  51 #define NDR_TABLE_MASK 127
  52
  53 static inline void call_buffer_sizer(PMIDL_STUB_MESSAGE pStubMsg, unsigned char *pMemory, PFORMAT_STRING pFormat)
  54 {
  55     NDR_BUFFERSIZE m = NdrBufferSizer[pFormat[0] & NDR_TABLE_MASK];
  56     if (m) m(pStubMsg, pMemory, pFormat);
  57     else
  58     {
  59         FIXME("format type 0x%x not implemented\n", pFormat[0]);
  60         RpcRaiseException(RPC_X_BAD_STUB_DATA);
  61     }
  62 }
  63
  64 static inline unsigned char *call_marshaller(PMIDL_STUB_MESSAGE pStubMsg, unsigned char *pMemory, PFORMAT_STRING pFormat)
  65 {
  66     NDR_MARSHALL m = NdrMarshaller[pFormat[0] & NDR_TABLE_MASK];
  67     if (m) return m(pStubMsg, pMemory, pFormat);
  68     else
  69     {
  70         FIXME("format type 0x%x not implemented\n", pFormat[0]);
  71         RpcRaiseException(RPC_X_BAD_STUB_DATA);
  72         return NULL;
  73     }
  74 }
  75
  76 static inline unsigned char *call_unmarshaller(PMIDL_STUB_MESSAGE pStubMsg, unsigned char **ppMemory, PFORMAT_STRING pFormat, unsigned char fMustAlloc)
  77 {
  78     NDR_UNMARSHALL m = NdrUnmarshaller[pFormat[0] & NDR_TABLE_MASK];
  79     if (m) return m(pStubMsg, ppMemory, pFormat, fMustAlloc);
  80     else
  81     {
  82         FIXME("format type 0x%x not implemented\n", pFormat[0]);
  83         RpcRaiseException(RPC_X_BAD_STUB_DATA);
  84         return NULL;
  85     }
  86 }
  87
  88 static inline void call_freer(PMIDL_STUB_MESSAGE pStubMsg, unsigned char *pMemory, PFORMAT_STRING pFormat)
  89 {
  90     NDR_FREE m = NdrFreer[pFormat[0] & NDR_TABLE_MASK];
  91     if (m) m(pStubMsg, pMemory, pFormat);
  92 }
  93
  94 #define STUBLESS_UNMARSHAL  1
  95 #define STUBLESS_INITOUT    2
  96 #define STUBLESS_CALLSERVER 3
  97 #define STUBLESS_CALCSIZE   4
  98 #define STUBLESS_GETBUFFER  5
  99 #define STUBLESS_MARSHAL    6
 100 #define STUBLESS_FREE       7
 101
 102 void WINAPI NdrRpcSmSetClientToOsf(PMIDL_STUB_MESSAGE pMessage)
 103 {
 104 #if 0 /* these functions are not defined yet */
 105     pMessage->pfnAllocate = NdrRpcSmClientAllocate;
 106     pMessage->pfnFree = NdrRpcSmClientFree;
 107 #endif
 108 }
 109
 110 static void dump_RPC_FC_PROC_PF(PARAM_ATTRIBUTES param_attributes)
 111 {
 112     if (param_attributes.MustSize) TRACE(" MustSize");
 113     if (param_attributes.MustFree) TRACE(" MustFree");
 114     if (param_attributes.IsPipe) TRACE(" IsPipe");
 115     if (param_attributes.IsIn) TRACE(" IsIn");
 116     if (param_attributes.IsOut) TRACE(" IsOut");
 117     if (param_attributes.IsReturn) TRACE(" IsReturn");
 118     if (param_attributes.IsBasetype) TRACE(" IsBasetype");
 119     if (param_attributes.IsByValue) TRACE(" IsByValue");
 120     if (param_attributes.IsSimpleRef) TRACE(" IsSimpleRef");
 121     if (param_attributes.IsDontCallFreeInst) TRACE(" IsDontCallFreeInst");
 122     if (param_attributes.SaveForAsyncFinish) TRACE(" SaveForAsyncFinish");
 123     if (param_attributes.ServerAllocSize) TRACE(" ServerAllocSize = %d", param_attributes.ServerAllocSize * 8);
 124 }
 125
 126 static void dump_INTERPRETER_OPT_FLAGS(INTERPRETER_OPT_FLAGS Oi2Flags)
 127 {
 128     if (Oi2Flags.ServerMustSize) TRACE(" ServerMustSize");
 129     if (Oi2Flags.ClientMustSize) TRACE(" ClientMustSize");
 130     if (Oi2Flags.HasReturn) TRACE(" HasReturn");
 131     if (Oi2Flags.HasPipes) TRACE(" HasPipes");
 132     if (Oi2Flags.Unused) TRACE(" Unused");
 133     if (Oi2Flags.HasAsyncUuid) TRACE(" HasAsyncUuid");
 134     if (Oi2Flags.HasExtensions) TRACE(" HasExtensions");
 135     if (Oi2Flags.HasAsyncHandle) TRACE(" HasAsyncHandle");
 136     TRACE("\n");
 137 }
 138
 139 #define ARG_FROM_OFFSET(args, offset) ((args) + (offset))
 140
 141 static PFORMAT_STRING client_get_handle(
 142     PMIDL_STUB_MESSAGE pStubMsg, const NDR_PROC_HEADER *pProcHeader,
 143     PFORMAT_STRING pFormat, handle_t *phBinding)
 144 {
 145     /* binding */
 146     switch (pProcHeader->handle_type)
 147     {
 148     /* explicit binding: parse additional section */
 149     case RPC_FC_BIND_EXPLICIT:
 150         switch (*pFormat) /* handle_type */
 151         {
 152         case RPC_FC_BIND_PRIMITIVE: /* explicit primitive */
 153             {
 154                 const NDR_EHD_PRIMITIVE *pDesc = (const NDR_EHD_PRIMITIVE *)pFormat;
 155
 156                 TRACE("Explicit primitive handle @ %d\n", pDesc->offset);
 157
 158                 if (pDesc->flag) /* pointer to binding */
 159                     *phBinding = **(handle_t **)ARG_FROM_OFFSET(pStubMsg->StackTop, pDesc->offset);
 160                 else
 161                     *phBinding = *(handle_t *)ARG_FROM_OFFSET(pStubMsg->StackTop, pDesc->offset);
 162                 return pFormat + sizeof(NDR_EHD_PRIMITIVE);
 163             }
 164         case RPC_FC_BIND_GENERIC: /* explicit generic */
 165             {
 166                 const NDR_EHD_GENERIC *pDesc = (const NDR_EHD_GENERIC *)pFormat;
 167                 void *pObject = NULL;
 168                 void *pArg;
 169                 const GENERIC_BINDING_ROUTINE_PAIR *pGenPair;
 170
 171                 TRACE("Explicit generic binding handle #%d\n", pDesc->binding_routine_pair_index);
 172
 173                 if (pDesc->flag_and_size & HANDLE_PARAM_IS_VIA_PTR)
 174                     pArg = *(void **)ARG_FROM_OFFSET(pStubMsg->StackTop, pDesc->offset);
 175                 else
 176                     pArg = ARG_FROM_OFFSET(pStubMsg->StackTop, pDesc->offset);
 177                 memcpy(&pObject, pArg, pDesc->flag_and_size & 0xf);
 178                 pGenPair = &pStubMsg->StubDesc->aGenericBindingRoutinePairs[pDesc->binding_routine_pair_index];
 179                 *phBinding = pGenPair->pfnBind(pObject);
 180                 return pFormat + sizeof(NDR_EHD_GENERIC);
 181             }
 182         case RPC_FC_BIND_CONTEXT: /* explicit context */
 183             {
 184                 const NDR_EHD_CONTEXT *pDesc = (const NDR_EHD_CONTEXT *)pFormat;
 185                 NDR_CCONTEXT context_handle;
 186                 TRACE("Explicit bind context\n");
 187                 if (pDesc->flags & HANDLE_PARAM_IS_VIA_PTR)
 188                 {
 189                     TRACE("\tHANDLE_PARAM_IS_VIA_PTR\n");
 190                     context_handle = **(NDR_CCONTEXT **)ARG_FROM_OFFSET(pStubMsg->StackTop, pDesc->offset);
 191                 }
 192                 else
 193                     context_handle = *(NDR_CCONTEXT *)ARG_FROM_OFFSET(pStubMsg->StackTop, pDesc->offset);
 194                 if ((pDesc->flags & NDR_CONTEXT_HANDLE_CANNOT_BE_NULL) &&
 195                     !context_handle)
 196                 {
 197                     ERR("null context handle isn't allowed\n");
 198                     RpcRaiseException(RPC_X_SS_IN_NULL_CONTEXT);
 199                     return NULL;
 200                 }
 201                 *phBinding = NDRCContextBinding(context_handle);
 202                 /* FIXME: should we store this structure in stubMsg.pContext? */
 203                 return pFormat + sizeof(NDR_EHD_CONTEXT);
 204             }
 205         default:
 206             ERR("bad explicit binding handle type (0x%02x)\n", pProcHeader->handle_type);
 207             RpcRaiseException(RPC_X_BAD_STUB_DATA);
 208         }
 209         break;
 210     case RPC_FC_BIND_GENERIC: /* implicit generic */
 211         FIXME("RPC_FC_BIND_GENERIC\n");
 212         RpcRaiseException(RPC_X_BAD_STUB_DATA); /* FIXME: remove when implemented */
 213         break;
 214     case RPC_FC_BIND_PRIMITIVE: /* implicit primitive */
 215         TRACE("Implicit primitive handle\n");
 216         *phBinding = *pStubMsg->StubDesc->IMPLICIT_HANDLE_INFO.pPrimitiveHandle;
 217         break;
 218     case RPC_FC_CALLBACK_HANDLE: /* implicit callback */
 219         FIXME("RPC_FC_CALLBACK_HANDLE\n");
 220         break;
 221     case RPC_FC_AUTO_HANDLE: /* implicit auto handle */
 222         /* strictly speaking, it isn't necessary to set hBinding here
 223          * since it isn't actually used (hence the automatic in its name),
 224          * but then why does MIDL generate a valid entry in the
 225          * MIDL_STUB_DESC for it? */
 226         TRACE("Implicit auto handle\n");
 227         *phBinding = *pStubMsg->StubDesc->IMPLICIT_HANDLE_INFO.pAutoHandle;
 228         break;
 229     default:
 230         ERR("bad implicit binding handle type (0x%02x)\n", pProcHeader->handle_type);
 231         RpcRaiseException(RPC_X_BAD_STUB_DATA);
 232     }
 233     return pFormat;
 234 }
 235
 236 static void client_free_handle(
 237     PMIDL_STUB_MESSAGE pStubMsg, const NDR_PROC_HEADER *pProcHeader,
 238     PFORMAT_STRING pFormat, handle_t hBinding)
 239 {
 240     /* binding */
 241     switch (pProcHeader->handle_type)
 242     {
 243     /* explicit binding: parse additional section */
 244     case RPC_FC_BIND_EXPLICIT:
 245         switch (*pFormat) /* handle_type */
 246         {
 247         case RPC_FC_BIND_GENERIC: /* explicit generic */
 248             {
 249                 const NDR_EHD_GENERIC *pDesc = (const NDR_EHD_GENERIC *)pFormat;
 250                 void *pObject = NULL;
 251                 void *pArg;
 252                 const GENERIC_BINDING_ROUTINE_PAIR *pGenPair;
 253
 254                 TRACE("Explicit generic binding handle #%d\n", pDesc->binding_routine_pair_index);
 255
 256                 if (pDesc->flag_and_size & HANDLE_PARAM_IS_VIA_PTR)
 257                     pArg = *(void **)ARG_FROM_OFFSET(pStubMsg->StackTop, pDesc->offset);
 258                 else
 259                     pArg = ARG_FROM_OFFSET(pStubMsg->StackTop, pDesc->offset);
 260                 memcpy(&pObject, pArg, pDesc->flag_and_size & 0xf);
 261                 pGenPair = &pStubMsg->StubDesc->aGenericBindingRoutinePairs[pDesc->binding_routine_pair_index];
 262                 pGenPair->pfnUnbind(pObject, hBinding);
 263                 break;
 264             }
 265         case RPC_FC_BIND_CONTEXT: /* explicit context */
 266         case RPC_FC_BIND_PRIMITIVE: /* explicit primitive */
 267             break;
 268         default:
 269             ERR("bad explicit binding handle type (0x%02x)\n", pProcHeader->handle_type);
 270             RpcRaiseException(RPC_X_BAD_STUB_DATA);
 271         }
 272         break;
 273     case RPC_FC_BIND_GENERIC: /* implicit generic */
 274         FIXME("RPC_FC_BIND_GENERIC\n");
 275         RpcRaiseException(RPC_X_BAD_STUB_DATA); /* FIXME: remove when implemented */
 276         break;
 277     case RPC_FC_CALLBACK_HANDLE: /* implicit callback */
 278     case RPC_FC_BIND_PRIMITIVE: /* implicit primitive */
 279     case RPC_FC_AUTO_HANDLE: /* implicit auto handle */
 280         break;
 281     default:
 282         ERR("bad implicit binding handle type (0x%02x)\n", pProcHeader->handle_type);
 283         RpcRaiseException(RPC_X_BAD_STUB_DATA);
 284     }
 285 }
 286
 287 static void client_do_args(PMIDL_STUB_MESSAGE pStubMsg, PFORMAT_STRING pFormat,
 288     int phase, unsigned char *args, unsigned short number_of_params,
 289     unsigned char *pRetVal)
 290 {
 291     /* current format string offset */
 292     int current_offset = 0;
 293     /* current stack offset */
 294     unsigned short current_stack_offset = 0;
 295     /* counter */
 296     unsigned short i;
 297
 298     for (i = 0; i < number_of_params; i++)
 299     {
 300         const NDR_PARAM_OIF_BASETYPE *pParam =
 301             (const NDR_PARAM_OIF_BASETYPE *)&pFormat[current_offset];
 302         unsigned char * pArg;
 303
 304         current_stack_offset = pParam->stack_offset;
 305         pArg = ARG_FROM_OFFSET(args, current_stack_offset);
 306
 307         TRACE("param[%d]: new format\n", i);
 308         TRACE("\tparam_attributes:"); dump_RPC_FC_PROC_PF(pParam->param_attributes); TRACE("\n");
 309         TRACE("\tstack_offset: 0x%x\n", current_stack_offset);
 310         TRACE("\tmemory addr (before): %p\n", pArg);
 311
 312         if (pParam->param_attributes.IsBasetype)
 313         {
 314             const unsigned char * pTypeFormat =
 315                 &pParam->type_format_char;
 316
 317             if (pParam->param_attributes.IsSimpleRef)
 318                 pArg = *(unsigned char **)pArg;
 319
 320             TRACE("\tbase type: 0x%02x\n", *pTypeFormat);
 321
 322             switch (phase)
 323             {
 324             case PROXY_CALCSIZE:
 325                 if (pParam->param_attributes.IsIn)
 326                     call_buffer_sizer(pStubMsg, pArg, pTypeFormat);
 327                 break;
 328             case PROXY_MARSHAL:
 329                 if (pParam->param_attributes.IsIn)
 330                     call_marshaller(pStubMsg, pArg, pTypeFormat);
 331                 break;
 332             case PROXY_UNMARSHAL:
 333                 if (pParam->param_attributes.IsOut)
 334                 {
 335                     if (pParam->param_attributes.IsReturn)
 336                         call_unmarshaller(pStubMsg, &pRetVal, pTypeFormat, 0);
 337                     else
 338                         call_unmarshaller(pStubMsg, &pArg, pTypeFormat, 0);
 339                     TRACE("pRetVal = %p\n", pRetVal);
 340                 }
 341                 break;
 342             default:
 343                 RpcRaiseException(RPC_S_INTERNAL_ERROR);
 344             }
 345
 346             current_offset += sizeof(NDR_PARAM_OIF_BASETYPE);
 347         }
 348         else
 349         {
 350             const NDR_PARAM_OIF_OTHER *pParamOther =
 351                 (const NDR_PARAM_OIF_OTHER *)&pFormat[current_offset];
 352
 353             const unsigned char * pTypeFormat =
 354                 &(pStubMsg->StubDesc->pFormatTypes[pParamOther->type_offset]);
 355
 356             /* if a simple ref pointer then we have to do the
 357              * check for the pointer being non-NULL. */
 358             if (pParam->param_attributes.IsSimpleRef)
 359             {
 360                 if (!*(unsigned char **)pArg)
 361                     RpcRaiseException(RPC_X_NULL_REF_POINTER);
 362             }
 363
 364             TRACE("\tcomplex type: 0x%02x\n", *pTypeFormat);
 365
 366             switch (phase)
 367             {
 368             case PROXY_CALCSIZE:
 369                 if (pParam->param_attributes.IsIn)
 370                 {
 371                     if (pParam->param_attributes.IsByValue)
 372                         call_buffer_sizer(pStubMsg, pArg, pTypeFormat);
 373                     else
 374                         call_buffer_sizer(pStubMsg, *(unsigned char **)pArg, pTypeFormat);
 375                 }
 376                 break;
 377             case PROXY_MARSHAL:
 378                 if (pParam->param_attributes.IsIn)
 379                 {
 380                     if (pParam->param_attributes.IsByValue)
 381                         call_marshaller(pStubMsg, pArg, pTypeFormat);
 382                     else
 383                         call_marshaller(pStubMsg, *(unsigned char **)pArg, pTypeFormat);
 384                 }
 385                 break;
 386             case PROXY_UNMARSHAL:
 387                 if (pParam->param_attributes.IsOut)
 388                 {
 389                     if (pParam->param_attributes.IsReturn)
 390                         call_unmarshaller(pStubMsg, &pRetVal, pTypeFormat, 0);
 391                     else if (pParam->param_attributes.IsByValue)
 392                         call_unmarshaller(pStubMsg, &pArg, pTypeFormat, 0);
 393                     else
 394                         call_unmarshaller(pStubMsg, (unsigned char **)pArg, pTypeFormat, 0);
 395                 }
 396                 break;
 397             default:
 398                 RpcRaiseException(RPC_S_INTERNAL_ERROR);
 399             }
 400
 401             current_offset += sizeof(NDR_PARAM_OIF_OTHER);
 402         }
 403         TRACE("\tmemory addr (after): %p\n", pArg);
 404     }
 405 }
 406
 407 static unsigned int type_stack_size(unsigned char fc)
 408 {
 409     switch (fc)
 410     {
 411     case RPC_FC_BYTE:
 412     case RPC_FC_CHAR:
 413     case RPC_FC_SMALL:
 414     case RPC_FC_USMALL:
 415         return sizeof(char);
 416     case RPC_FC_WCHAR:
 417     case RPC_FC_SHORT:
 418     case RPC_FC_USHORT:
 419         return sizeof(short);
 420     case RPC_FC_LONG:
 421     case RPC_FC_ULONG:
 422     case RPC_FC_ENUM16:
 423     case RPC_FC_ENUM32:
 424         return sizeof(int);
 425     case RPC_FC_FLOAT:
 426         return sizeof(float);
 427     case RPC_FC_DOUBLE:
 428         return sizeof(double);
 429     case RPC_FC_HYPER:
 430         return sizeof(ULONGLONG);
 431     case RPC_FC_ERROR_STATUS_T:
 432         return sizeof(error_status_t);
 433     case RPC_FC_IGNORE:
 434         return sizeof(void *);
 435     default:
 436         ERR("invalid base type 0x%x\n", fc);
 437         RpcRaiseException(RPC_S_INTERNAL_ERROR);
 438     }
 439 }
 440
 441 void client_do_args_old_format(PMIDL_STUB_MESSAGE pStubMsg,
 442     PFORMAT_STRING pFormat, int phase, unsigned char *args,
 443     unsigned short stack_size,
 444     unsigned char *pRetVal, BOOL object_proc, BOOL ignore_retval)
 445 {
 446     /* current format string offset */
 447     int current_offset = 0;
 448     /* current stack offset */
 449     unsigned short current_stack_offset = 0;
 450     /* counter */
 451     unsigned short i;
 452
 453     /* NOTE: V1 style format doesn't terminate on the number_of_params
 454      * condition as it doesn't have this attribute. Instead it
 455      * terminates when the stack size given in the header is exceeded.
 456      */
 457     for (i = 0; TRUE; i++)
 458     {
 459         const NDR_PARAM_OI_BASETYPE *pParam =
 460             (const NDR_PARAM_OI_BASETYPE *)&pFormat[current_offset];
 461         /* note: current_stack_offset starts after the This pointer
 462          * if present, so adjust this */
 463         unsigned short current_stack_offset_adjusted = current_stack_offset +
 464             (object_proc ? sizeof(void *) : 0);
 465         unsigned char * pArg = ARG_FROM_OFFSET(args, current_stack_offset_adjusted);
 466
 467         /* no more parameters; exit loop */
 468         if (current_stack_offset_adjusted >= stack_size)
 469             break;
 470
 471         TRACE("param[%d]: old format\n", i);
 472         TRACE("\tparam_direction: 0x%x\n", pParam->param_direction);
 473         TRACE("\tstack_offset: 0x%x\n", current_stack_offset_adjusted);
 474         TRACE("\tmemory addr (before): %p\n", pArg);
 475
 476         if (pParam->param_direction == RPC_FC_IN_PARAM_BASETYPE ||
 477             pParam->param_direction == RPC_FC_RETURN_PARAM_BASETYPE)
 478         {
 479             const unsigned char * pTypeFormat =
 480                 &pParam->type_format_char;
 481
 482             TRACE("\tbase type 0x%02x\n", *pTypeFormat);
 483
 484             switch (phase)
 485             {
 486             case PROXY_CALCSIZE:
 487                 if (pParam->param_direction == RPC_FC_IN_PARAM_BASETYPE)
 488                     call_buffer_sizer(pStubMsg, pArg, pTypeFormat);
 489                 break;
 490             case PROXY_MARSHAL:
 491                 if (pParam->param_direction == RPC_FC_IN_PARAM_BASETYPE)
 492                     call_marshaller(pStubMsg, pArg, pTypeFormat);
 493                 break;
 494             case PROXY_UNMARSHAL:
 495                 if (!ignore_retval &&
 496                     pParam->param_direction == RPC_FC_RETURN_PARAM_BASETYPE)
 497                 {
 498                     if (pParam->param_direction & RPC_FC_RETURN_PARAM)
 499                         call_unmarshaller(pStubMsg, &pRetVal, pTypeFormat, 0);
 500                     else
 501                         call_unmarshaller(pStubMsg, &pArg, pTypeFormat, 0);
 502                 }
 503                 break;
 504             default:
 505                 RpcRaiseException(RPC_S_INTERNAL_ERROR);
 506             }
 507
 508             current_stack_offset += type_stack_size(*pTypeFormat);
 509             current_offset += sizeof(NDR_PARAM_OI_BASETYPE);
 510         }
 511         else
 512         {
 513             const NDR_PARAM_OI_OTHER *pParamOther =
 514                 (const NDR_PARAM_OI_OTHER *)&pFormat[current_offset];
 515
 516             const unsigned char *pTypeFormat =
 517                 &pStubMsg->StubDesc->pFormatTypes[pParamOther->type_offset];
 518
 519             TRACE("\tcomplex type 0x%02x\n", *pTypeFormat);
 520
 521             switch (phase)
 522             {
 523             case PROXY_CALCSIZE:
 524                 if (pParam->param_direction == RPC_FC_IN_PARAM ||
 525                     pParam->param_direction & RPC_FC_IN_OUT_PARAM)
 526                     call_buffer_sizer(pStubMsg, *(unsigned char **)pArg, pTypeFormat);
 527                 break;
 528             case PROXY_MARSHAL:
 529                 if (pParam->param_direction == RPC_FC_IN_PARAM ||
 530                     pParam->param_direction & RPC_FC_IN_OUT_PARAM)
 531                     call_marshaller(pStubMsg, *(unsigned char **)pArg, pTypeFormat);
 532                 break;
 533             case PROXY_UNMARSHAL:
 534                 if (pParam->param_direction == RPC_FC_IN_OUT_PARAM ||
 535                     pParam->param_direction == RPC_FC_OUT_PARAM)
 536                     call_unmarshaller(pStubMsg, (unsigned char **)pArg, pTypeFormat, 0);
 537                 else if (pParam->param_direction == RPC_FC_RETURN_PARAM)
 538                     call_unmarshaller(pStubMsg, (unsigned char **)pRetVal, pTypeFormat, 0);
 539                 break;
 540             default:
 541                 RpcRaiseException(RPC_S_INTERNAL_ERROR);
 542             }
 543
 544             current_stack_offset += pParamOther->stack_size * sizeof(INT);
 545             current_offset += sizeof(NDR_PARAM_OI_OTHER);
 546         }
 547         TRACE("\tmemory addr (after): %p\n", pArg);
 548     }
 549 }
 550
 551 /* the return type should be CLIENT_CALL_RETURN, but this is incompatible
 552  * with the way gcc returns structures. "void *" should be the largest type
 553  * that MIDL should allow you to return anyway */
 554 LONG_PTR WINAPIV NdrClientCall2(PMIDL_STUB_DESC pStubDesc, PFORMAT_STRING pFormat, ...)
 555 {
 556     /* pointer to start of stack where arguments start */
 557     RPC_MESSAGE rpcMsg;
 558     MIDL_STUB_MESSAGE stubMsg;
 559     handle_t hBinding = NULL;
 560     /* procedure number */
 561     unsigned short procedure_number;
 562     /* size of stack */
 563     unsigned short stack_size;
 564     /* number of parameters. optional for client to give it to us */
 565     unsigned char number_of_params = ~0;
 566     /* cache of Oif_flags from v2 procedure header */
 567     INTERPRETER_OPT_FLAGS Oif_flags = { 0 };
 568     /* cache of extension flags from NDR_PROC_HEADER_EXTS */
 569     INTERPRETER_OPT_FLAGS2 ext_flags = { 0 };
 570     /* the type of pass we are currently doing */
 571     int phase;
 572     /* header for procedure string */
 573     const NDR_PROC_HEADER * pProcHeader = (const NDR_PROC_HEADER *)&pFormat[0];
 574     /* -Oif or -Oicf generated format */
 575     BOOL bV2Format = FALSE;
 576     /* the value to return to the client from the remote procedure */
 577     LONG_PTR RetVal = 0;
 578     /* the pointer to the object when in OLE mode */
 579     void * This = NULL;
 580     PFORMAT_STRING pHandleFormat;
 581     /* correlation cache */
 582     ULONG_PTR NdrCorrCache[256];
 583     __ms_va_list args;
 584
 585     TRACE("pStubDesc %p, pFormat %p, ...\n", pStubDesc, pFormat);
 586
 587     TRACE("NDR Version: 0x%x\n", pStubDesc->Version);
 588
 589     if (pProcHeader->Oi_flags & RPC_FC_PROC_OIF_RPCFLAGS)
 590     {
 591         const NDR_PROC_HEADER_RPC *pProcHeader = (const NDR_PROC_HEADER_RPC *)&pFormat[0];
 592         stack_size = pProcHeader->stack_size;
 593         procedure_number = pProcHeader->proc_num;
 594         pFormat += sizeof(NDR_PROC_HEADER_RPC);
 595     }
 596     else
 597     {
 598         stack_size = pProcHeader->stack_size;
 599         procedure_number = pProcHeader->proc_num;
 600         pFormat += sizeof(NDR_PROC_HEADER);
 601     }
 602     TRACE("stack size: 0x%x\n", stack_size);
 603     TRACE("proc num: %d\n", procedure_number);
 604
 605     /* create the full pointer translation tables, if requested */
 606     if (pProcHeader->Oi_flags & RPC_FC_PROC_OIF_FULLPTR)
 607         stubMsg.FullPtrXlatTables = NdrFullPointerXlatInit(0,XLAT_CLIENT);
 608
 609     if (pProcHeader->Oi_flags & RPC_FC_PROC_OIF_OBJECT)
 610     {
 611         /* object is always the first argument */
 612         This = **(void *const **)(&pFormat+1);
 613         NdrProxyInitialize(This, &rpcMsg, &stubMsg, pStubDesc, procedure_number);
 614     }
 615     else
 616         NdrClientInitializeNew(&rpcMsg, &stubMsg, pStubDesc, procedure_number);
 617
 618     TRACE("Oi_flags = 0x%02x\n", pProcHeader->Oi_flags);
 619     TRACE("MIDL stub version = 0x%x\n", pStubDesc->MIDLVersion);
 620
 621     /* needed for conformance of top-level objects */
 622     __ms_va_start( args, pFormat );
 623     stubMsg.StackTop = va_arg( args, unsigned char * );
 624     __ms_va_end( args );
 625
 626     pHandleFormat = pFormat;
 627
 628     /* we only need a handle if this isn't an object method */
 629     if (!(pProcHeader->Oi_flags & RPC_FC_PROC_OIF_OBJECT))
 630     {
 631         pFormat = client_get_handle(&stubMsg, pProcHeader, pHandleFormat, &hBinding);
 632         if (!pFormat) return 0;
 633     }
 634
 635     bV2Format = (pStubDesc->Version >= 0x20000);
 636
 637     if (bV2Format)
 638     {
 639         const NDR_PROC_PARTIAL_OIF_HEADER *pOIFHeader =
 640             (const NDR_PROC_PARTIAL_OIF_HEADER *)pFormat;
 641
 642         Oif_flags = pOIFHeader->Oi2Flags;
 643         number_of_params = pOIFHeader->number_of_params;
 644
 645         pFormat += sizeof(NDR_PROC_PARTIAL_OIF_HEADER);
 646     }
 647
 648     TRACE("Oif_flags = "); dump_INTERPRETER_OPT_FLAGS(Oif_flags);
 649
 650     if (Oif_flags.HasExtensions)
 651     {
 652         const NDR_PROC_HEADER_EXTS *pExtensions =
 653             (const NDR_PROC_HEADER_EXTS *)pFormat;
 654         ext_flags = pExtensions->Flags2;
 655         pFormat += pExtensions->Size;
 656     }
 657
 658     stubMsg.BufferLength = 0;
 659
 660     /* store the RPC flags away */
 661     if (pProcHeader->Oi_flags & RPC_FC_PROC_OIF_RPCFLAGS)
 662         rpcMsg.RpcFlags = ((const NDR_PROC_HEADER_RPC *)pProcHeader)->rpc_flags;
 663
 664     /* use alternate memory allocation routines */
 665     if (pProcHeader->Oi_flags & RPC_FC_PROC_OIF_RPCSSALLOC)
 666         NdrRpcSmSetClientToOsf(&stubMsg);
 667
 668     if (Oif_flags.HasPipes)
 669     {
 670         FIXME("pipes not supported yet\n");
 671         RpcRaiseException(RPC_X_WRONG_STUB_VERSION); /* FIXME: remove when implemented */
 672         /* init pipes package */
 673         /* NdrPipesInitialize(...) */
 674     }
 675     if (ext_flags.HasNewCorrDesc)
 676     {
 677         /* initialize extra correlation package */
 678         NdrCorrelationInitialize(&stubMsg, NdrCorrCache, sizeof(NdrCorrCache), 0);
 679     }
 680
 681     /* order of phases:
 682      * 1. PROXY_CALCSIZE - calculate the buffer size
 683      * 2. PROXY_GETBUFFER - allocate the buffer
 684      * 3. PROXY_MARHSAL - marshal [in] params into the buffer
 685      * 4. PROXY_SENDRECEIVE - send/receive buffer
 686      * 5. PROXY_UNMARHSAL - unmarshal [out] params from buffer
 687      */
 688     if ((pProcHeader->Oi_flags & RPC_FC_PROC_OIF_OBJECT) ||
 689         (pProcHeader->Oi_flags & RPC_FC_PROC_OIF_HAS_COMM_OR_FAULT))
 690     {
 691         __TRY
 692         {
 693             for (phase = PROXY_CALCSIZE; phase <= PROXY_UNMARSHAL; phase++)
 694             {
 695                 TRACE("phase = %d\n", phase);
 696                 switch (phase)
 697                 {
 698                 case PROXY_GETBUFFER:
 699                     if (pProcHeader->Oi_flags & RPC_FC_PROC_OIF_OBJECT)
 700                     {
 701                         /* allocate the buffer */
 702                         NdrProxyGetBuffer(This, &stubMsg);
 703                     }
 704                     else
 705                     {
 706                         /* allocate the buffer */
 707                         if (Oif_flags.HasPipes)
 708                             /* NdrGetPipeBuffer(...) */
 709                             FIXME("pipes not supported yet\n");
 710                         else
 711                         {
 712                             if (pProcHeader->handle_type == RPC_FC_AUTO_HANDLE)
 713 #if 0
 714                                 NdrNsGetBuffer(&stubMsg, stubMsg.BufferLength, hBinding);
 715 #else
 716                                 FIXME("using auto handle - call NdrNsGetBuffer when it gets implemented\n");
 717 #endif
 718                             else
 719                                 NdrGetBuffer(&stubMsg, stubMsg.BufferLength, hBinding);
 720                         }
 721                     }
 722                     break;
 723                 case PROXY_SENDRECEIVE:
 724                     if (pProcHeader->Oi_flags & RPC_FC_PROC_OIF_OBJECT)
 725                     {
 726                         /* send the [in] params and receive the [out] and [retval]
 727                          * params */
 728                         NdrProxySendReceive(This, &stubMsg);
 729                     }
 730                     else
 731                     {
 732                         /* send the [in] params and receive the [out] and [retval]
 733                          * params */
 734                         if (Oif_flags.HasPipes)
 735                             /* NdrPipesSendReceive(...) */
 736                             FIXME("pipes not supported yet\n");
 737                         else
 738                         {
 739                             if (pProcHeader->handle_type == RPC_FC_AUTO_HANDLE)
 740 #if 0
 741                                 NdrNsSendReceive(&stubMsg, stubMsg.Buffer, pStubDesc->IMPLICIT_HANDLE_INFO.pAutoHandle);
 742 #else
 743                                 FIXME("using auto handle - call NdrNsSendReceive when it gets implemented\n");
 744 #endif
 745                             else
 746                                 NdrSendReceive(&stubMsg, stubMsg.Buffer);
 747                         }
 748                     }
 749
 750                     /* convert strings, floating point values and endianess into our
 751                      * preferred format */
 752                     if ((rpcMsg.DataRepresentation & 0x0000FFFFUL) != NDR_LOCAL_DATA_REPRESENTATION)
 753                         NdrConvert(&stubMsg, pFormat);
 754
 755                     break;
 756                 case PROXY_CALCSIZE:
 757                 case PROXY_MARSHAL:
 758                 case PROXY_UNMARSHAL:
 759                     if (bV2Format)
 760                         client_do_args(&stubMsg, pFormat, phase, stubMsg.StackTop,
 761                             number_of_params, (unsigned char *)&RetVal);
 762                     else
 763                         client_do_args_old_format(&stubMsg, pFormat, phase,
 764                             stubMsg.StackTop, stack_size, (unsigned char *)&RetVal,
 765                             (pProcHeader->Oi_flags & RPC_FC_PROC_OIF_OBJECT), FALSE);
 766                     break;
 767                 default:
 768                     ERR("shouldn't reach here. phase %d\n", phase);
 769                     break;
 770                 }
 771             }
 772         }
 773         __EXCEPT_ALL
 774         {
 775             if (pProcHeader->Oi_flags & RPC_FC_PROC_OIF_OBJECT)
 776                 RetVal = NdrProxyErrorHandler(GetExceptionCode());
 777             else
 778             {
 779                 const COMM_FAULT_OFFSETS *comm_fault_offsets = &pStubDesc->CommFaultOffsets[procedure_number];
 780                 ULONG *comm_status;
 781                 ULONG *fault_status;
 782
 783                 TRACE("comm_fault_offsets = {0x%hx, 0x%hx}\n", comm_fault_offsets->CommOffset, comm_fault_offsets->FaultOffset);
 784
 785                 if (comm_fault_offsets->CommOffset == -1)
 786                     comm_status = (ULONG *)&RetVal;
 787                 else if (comm_fault_offsets->CommOffset >= 0)
 788                     comm_status = *(ULONG **)ARG_FROM_OFFSET(stubMsg.StackTop, comm_fault_offsets->CommOffset);
 789                 else
 790                     comm_status = NULL;
 791
 792                 if (comm_fault_offsets->FaultOffset == -1)
 793                     fault_status = (ULONG *)&RetVal;
 794                 else if (comm_fault_offsets->FaultOffset >= 0)
 795                     fault_status = *(ULONG **)ARG_FROM_OFFSET(stubMsg.StackTop, comm_fault_offsets->CommOffset);
 796                 else
 797                     fault_status = NULL;
 798
 799                 NdrMapCommAndFaultStatus(&stubMsg, comm_status, fault_status,
 800                                          GetExceptionCode());
 801             }
 802         }
 803         __ENDTRY
 804     }
 805     else
 806     {
 807         /* order of phases:
 808          * 1. PROXY_CALCSIZE - calculate the buffer size
 809          * 2. PROXY_GETBUFFER - allocate the buffer
 810          * 3. PROXY_MARHSAL - marshal [in] params into the buffer
 811          * 4. PROXY_SENDRECEIVE - send/receive buffer
 812          * 5. PROXY_UNMARHSAL - unmarshal [out] params from buffer
 813          */
 814         for (phase = PROXY_CALCSIZE; phase <= PROXY_UNMARSHAL; phase++)
 815         {
 816             TRACE("phase = %d\n", phase);
 817             switch (phase)
 818             {
 819             case PROXY_GETBUFFER:
 820                 /* allocate the buffer */
 821                 if (Oif_flags.HasPipes)
 822                     /* NdrGetPipeBuffer(...) */
 823                     FIXME("pipes not supported yet\n");
 824                 else
 825                 {
 826                     if (pProcHeader->handle_type == RPC_FC_AUTO_HANDLE)
 827 #if 0
 828                         NdrNsGetBuffer(&stubMsg, stubMsg.BufferLength, hBinding);
 829 #else
 830                         FIXME("using auto handle - call NdrNsGetBuffer when it gets implemented\n");
 831 #endif
 832                     else
 833                         NdrGetBuffer(&stubMsg, stubMsg.BufferLength, hBinding);
 834                 }
 835                 break;
 836             case PROXY_SENDRECEIVE:
 837                 /* send the [in] params and receive the [out] and [retval]
 838                  * params */
 839                 if (Oif_flags.HasPipes)
 840                     /* NdrPipesSendReceive(...) */
 841                     FIXME("pipes not supported yet\n");
 842                 else
 843                 {
 844                     if (pProcHeader->handle_type == RPC_FC_AUTO_HANDLE)
 845 #if 0
 846                         NdrNsSendReceive(&stubMsg, stubMsg.Buffer, pStubDesc->IMPLICIT_HANDLE_INFO.pAutoHandle);
 847 #else
 848                         FIXME("using auto handle - call NdrNsSendReceive when it gets implemented\n");
 849 #endif
 850                     else
 851                         NdrSendReceive(&stubMsg, stubMsg.Buffer);
 852                 }
 853
 854                 /* convert strings, floating point values and endianess into our
 855                  * preferred format */
 856                 if ((rpcMsg.DataRepresentation & 0x0000FFFFUL) != NDR_LOCAL_DATA_REPRESENTATION)
 857                     NdrConvert(&stubMsg, pFormat);
 858
 859                 break;
 860             case PROXY_CALCSIZE:
 861             case PROXY_MARSHAL:
 862             case PROXY_UNMARSHAL:
 863                 if (bV2Format)
 864                     client_do_args(&stubMsg, pFormat, phase, stubMsg.StackTop,
 865                         number_of_params, (unsigned char *)&RetVal);
 866                 else
 867                     client_do_args_old_format(&stubMsg, pFormat, phase,
 868                         stubMsg.StackTop, stack_size, (unsigned char *)&RetVal,
 869                         (pProcHeader->Oi_flags & RPC_FC_PROC_OIF_OBJECT), FALSE);
 870                 break;
 871             default:
 872                 ERR("shouldn't reach here. phase %d\n", phase);
 873                 break;
 874             }
 875         }
 876     }
 877
 878     if (ext_flags.HasNewCorrDesc)
 879     {
 880         /* free extra correlation package */
 881         NdrCorrelationFree(&stubMsg);
 882     }
 883
 884     if (Oif_flags.HasPipes)
 885     {
 886         /* NdrPipesDone(...) */
 887     }
 888
 889     /* free the full pointer translation tables */
 890     if (pProcHeader->Oi_flags & RPC_FC_PROC_OIF_FULLPTR)
 891         NdrFullPointerXlatFree(stubMsg.FullPtrXlatTables);
 892
 893     /* free marshalling buffer */
 894     if (pProcHeader->Oi_flags & RPC_FC_PROC_OIF_OBJECT)
 895         NdrProxyFreeBuffer(This, &stubMsg);
 896     else
 897     {
 898         NdrFreeBuffer(&stubMsg);
 899         client_free_handle(&stubMsg, pProcHeader, pHandleFormat, hBinding);
 900     }
 901
 902     TRACE("RetVal = 0x%lx\n", RetVal);
 903
 904     return RetVal;
 905 }
 906
 907 /* Calls a function with the specified arguments, restoring the stack
 908  * properly afterwards as we don't know the calling convention of the
 909  * function */
 910 #if defined __i386__ && defined _MSC_VER
 911 __declspec(naked) LONG_PTR __cdecl call_server_func(SERVER_ROUTINE func, unsigned char * args, unsigned int stack_size)
 912 {
 913     __asm
 914     {
 915         push ebp
 916         push edi            ; Save registers
 917         push esi
 918         mov ebp, esp
 919         mov eax, [ebp+16]   ; Get stack size
 920         sub esp, eax        ; Make room in stack for arguments
 921         mov edi, esp
 922         mov ecx, eax
 923         mov esi, [ebp+12]
 924         shr ecx, 2
 925         cld
 926         rep movsd           ; Copy dword blocks
 927         call [ebp+8]        ; Call function
 928         lea esp, [ebp-8]    ; Restore stack
 929         pop esi             ; Restore registers
 930         pop edi
 931         pop ebp
 932         ret
 933     }
 934 }
 935 #elif defined __i386__ && defined __GNUC__
 936 LONG_PTR __cdecl call_server_func(SERVER_ROUTINE func, unsigned char * args, unsigned int stack_size);
 937 __ASM_GLOBAL_FUNC(call_server_func,
 938     "pushl %ebp\n\t"
 939     __ASM_CFI(".cfi_adjust_cfa_offset 4\n\t")
 940     __ASM_CFI(".cfi_rel_offset %ebp,0\n\t")
 941     "movl %esp,%ebp\n\t"
 942     __ASM_CFI(".cfi_def_cfa_register %ebp\n\t")
 943     "pushl %edi\n\t"            /* Save registers */
 944     __ASM_CFI(".cfi_rel_offset %edi,-4\n\t")
 945     "pushl %esi\n\t"
 946     __ASM_CFI(".cfi_rel_offset %esi,-8\n\t")
 947     "movl 16(%ebp), %eax\n\t"   /* Get stack size */
 948     "subl %eax, %esp\n\t"       /* Make room in stack for arguments */
 949     "andl $~15, %esp\n\t"       /* Make sure stack has 16-byte alignment for Mac OS X */
 950     "movl %esp, %edi\n\t"
 951     "movl %eax, %ecx\n\t"
 952     "movl 12(%ebp), %esi\n\t"
 953     "shrl $2, %ecx\n\t"         /* divide by 4 */
 954     "cld\n\t"
 955     "rep; movsl\n\t"            /* Copy dword blocks */
 956     "call *8(%ebp)\n\t"         /* Call function */
 957     "leal -8(%ebp), %esp\n\t"   /* Restore stack */
 958     "popl %esi\n\t"             /* Restore registers */
 959     __ASM_CFI(".cfi_same_value %esi\n\t")
 960     "popl %edi\n\t"
 961     __ASM_CFI(".cfi_same_value %edi\n\t")
 962     "popl %ebp\n\t"
 963     __ASM_CFI(".cfi_def_cfa %esp,4\n\t")
 964     __ASM_CFI(".cfi_same_value %ebp\n\t")
 965     "ret" )
 966 #else
 967 #warning call_server_func not implemented for your architecture
 968 LONG_PTR __cdecl call_server_func(SERVER_ROUTINE func, unsigned char * args, unsigned short stack_size)
 969 {
 970     FIXME("Not implemented for your architecture\n");
 971     return 0;
 972 }
 973 #endif
 974
 975 static DWORD calc_arg_size(MIDL_STUB_MESSAGE *pStubMsg, PFORMAT_STRING pFormat)
 976 {
 977     DWORD size;
 978     switch(*pFormat)
 979     {
 980     case RPC_FC_STRUCT:
 981         size = *(const WORD*)(pFormat + 2);
 982         break;
 983     case RPC_FC_CARRAY:
 984         size = *(const WORD*)(pFormat + 2);
 985         ComputeConformance(pStubMsg, NULL, pFormat + 4, 0);
 986         size *= pStubMsg->MaxCount;
 987         break;
 988     case RPC_FC_SMFARRAY:
 989         size = *(const WORD*)(pFormat + 2);
 990         break;
 991     case RPC_FC_LGFARRAY:
 992         size = *(const DWORD*)(pFormat + 2);
 993         break;
 994     case RPC_FC_BOGUS_ARRAY:
 995         pFormat = ComputeConformance(pStubMsg, NULL, pFormat + 4, *(const WORD*)&pFormat[2]);
 996         TRACE("conformance = %ld\n", pStubMsg->MaxCount);
 997         pFormat = ComputeVariance(pStubMsg, NULL, pFormat, pStubMsg->MaxCount);
 998         size = ComplexStructSize(pStubMsg, pFormat);
 999         size *= pStubMsg->MaxCount;
1000         break;
1001     case RPC_FC_C_CSTRING:
1002     case RPC_FC_C_WSTRING:
1003         if (*pFormat == RPC_FC_C_CSTRING)
1004             size = sizeof(CHAR);
1005         else
1006             size = sizeof(WCHAR);
1007         if (pFormat[1] == RPC_FC_STRING_SIZED)
1008             ComputeConformance(pStubMsg, NULL, pFormat + 2, 0);
1009         else
1010             pStubMsg->MaxCount = 0;
1011         size *= pStubMsg->MaxCount;
1012         break;
1013     default:
1014         FIXME("Unhandled type %02x\n", *pFormat);
1015         /* fallthrough */
1016     case RPC_FC_RP:
1017         size = sizeof(void *);
1018         break;
1019     }
1020     return size;
1021 }
1022
1023 static LONG_PTR *stub_do_args(MIDL_STUB_MESSAGE *pStubMsg,
1024                               PFORMAT_STRING pFormat, int phase,
1025                               unsigned char *args,
1026                               unsigned short number_of_params)
1027 {
1028     /* counter */
1029     unsigned short i;
1030     /* current format string offset */
1031     int current_offset = 0;
1032     /* current stack offset */
1033     unsigned short current_stack_offset = 0;
1034     /* location to put retval into */
1035     LONG_PTR *retval_ptr = NULL;
1036
1037     for (i = 0; i < number_of_params; i++)
1038     {
1039         const NDR_PARAM_OIF_BASETYPE *pParam =
1040         (const NDR_PARAM_OIF_BASETYPE *)&pFormat[current_offset];
1041         unsigned char *pArg;
1042
1043         current_stack_offset = pParam->stack_offset;
1044         pArg = args + current_stack_offset;
1045
1046         TRACE("param[%d]: new format\n", i);
1047         TRACE("\tparam_attributes:"); dump_RPC_FC_PROC_PF(pParam->param_attributes); TRACE("\n");
1048         TRACE("\tstack_offset: 0x%x\n", current_stack_offset);
1049         TRACE("\tmemory addr (before): %p -> %p\n", pArg, *(unsigned char **)pArg);
1050
1051         if (pParam->param_attributes.IsBasetype)
1052         {
1053             const unsigned char *pTypeFormat =
1054             &pParam->type_format_char;
1055
1056             TRACE("\tbase type: 0x%02x\n", *pTypeFormat);
1057
1058             /* make a note of the address of the return value parameter for later */
1059             if (pParam->param_attributes.IsReturn)
1060                 retval_ptr = (LONG_PTR *)pArg;
1061
1062             switch (phase)
1063             {
1064                 case STUBLESS_MARSHAL:
1065                     if (pParam->param_attributes.IsOut || pParam->param_attributes.IsReturn)
1066                     {
1067                         if (pParam->param_attributes.IsSimpleRef)
1068                             call_marshaller(pStubMsg, *(unsigned char **)pArg, pTypeFormat);
1069                         else
1070                             call_marshaller(pStubMsg, pArg, pTypeFormat);
1071                     }
1072                     break;
1073                 case STUBLESS_FREE:
1074                     if (pParam->param_attributes.ServerAllocSize)
1075                         HeapFree(GetProcessHeap(), 0, *(void **)pArg);
1076                     break;
1077                 case STUBLESS_INITOUT:
1078                     break;
1079                 case STUBLESS_UNMARSHAL:
1080                     if (pParam->param_attributes.ServerAllocSize)
1081                         *(void **)pArg = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY,
1082                                                    pParam->param_attributes.ServerAllocSize * 8);
1083
1084                     if (pParam->param_attributes.IsIn)
1085                     {
1086                         if (pParam->param_attributes.IsSimpleRef)
1087                             call_unmarshaller(pStubMsg, (unsigned char **)pArg, pTypeFormat, 0);
1088                         else
1089                             call_unmarshaller(pStubMsg, &pArg, pTypeFormat, 0);
1090                     }
1091                     break;
1092                 case STUBLESS_CALCSIZE:
1093                     if (pParam->param_attributes.IsOut || pParam->param_attributes.IsReturn)
1094                     {
1095                         if (pParam->param_attributes.IsSimpleRef)
1096                             call_buffer_sizer(pStubMsg, *(unsigned char **)pArg, pTypeFormat);
1097                         else
1098                             call_buffer_sizer(pStubMsg, pArg, pTypeFormat);
1099                     }
1100                     break;
1101                 default:
1102                     RpcRaiseException(RPC_S_INTERNAL_ERROR);
1103             }
1104
1105             current_offset += sizeof(NDR_PARAM_OIF_BASETYPE);
1106         }
1107         else
1108         {
1109             const NDR_PARAM_OIF_OTHER *pParamOther =
1110             (const NDR_PARAM_OIF_OTHER *)&pFormat[current_offset];
1111
1112             const unsigned char * pTypeFormat =
1113                 &(pStubMsg->StubDesc->pFormatTypes[pParamOther->type_offset]);
1114
1115             TRACE("\tcomplex type 0x%02x\n", *pTypeFormat);
1116
1117             switch (phase)
1118             {
1119                 case STUBLESS_MARSHAL:
1120                     if (pParam->param_attributes.IsOut || pParam->param_attributes.IsReturn)
1121                     {
1122                         if (pParam->param_attributes.IsByValue)
1123                             call_marshaller(pStubMsg, pArg, pTypeFormat);
1124                         else
1125                             call_marshaller(pStubMsg, *(unsigned char **)pArg, pTypeFormat);
1126                     }
1127                     break;
1128                 case STUBLESS_FREE:
1129                     if (pParam->param_attributes.MustFree)
1130                     {
1131                         if (pParam->param_attributes.IsByValue)
1132                             call_freer(pStubMsg, pArg, pTypeFormat);
1133                         else
1134                             call_freer(pStubMsg, *(unsigned char **)pArg, pTypeFormat);
1135                     }
1136
1137                     if (pParam->param_attributes.IsOut &&
1138                         !pParam->param_attributes.IsIn &&
1139                         !pParam->param_attributes.IsByValue &&
1140                         !pParam->param_attributes.ServerAllocSize)
1141                     {
1142                         if (*pTypeFormat != RPC_FC_BIND_CONTEXT)
1143                             pStubMsg->pfnFree(*(void **)pArg);
1144                     }
1145
1146                     if (pParam->param_attributes.ServerAllocSize)
1147                         HeapFree(GetProcessHeap(), 0, *(void **)pArg);
1148                     break;
1149                 case STUBLESS_INITOUT:
1150                     if (!pParam->param_attributes.IsIn &&
1151                              pParam->param_attributes.IsOut &&
1152                              !pParam->param_attributes.ServerAllocSize &&
1153                              !pParam->param_attributes.IsByValue)
1154                     {
1155                         if (*pTypeFormat == RPC_FC_BIND_CONTEXT)
1156                         {
1157                             NDR_SCONTEXT ctxt = NdrContextHandleInitialize(
1158                                 pStubMsg, pTypeFormat);
1159                             *(void **)pArg = NDRSContextValue(ctxt);
1160                         }
1161                         else
1162                         {
1163                             DWORD size = calc_arg_size(pStubMsg, pTypeFormat);
1164
1165                             if(size)
1166                             {
1167                                 *(void **)pArg = NdrAllocate(pStubMsg, size);
1168                                 memset(*(void **)pArg, 0, size);
1169                             }
1170                         }
1171                     }
1172                     break;
1173                 case STUBLESS_UNMARSHAL:
1174                     if (pParam->param_attributes.ServerAllocSize)
1175                         *(void **)pArg = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY,
1176                                                    pParam->param_attributes.ServerAllocSize * 8);
1177
1178                     if (pParam->param_attributes.IsIn)
1179                     {
1180                         if (pParam->param_attributes.IsByValue)
1181                             call_unmarshaller(pStubMsg, &pArg, pTypeFormat, 0);
1182                         else
1183                             call_unmarshaller(pStubMsg, (unsigned char **)pArg, pTypeFormat, 0);
1184                     }
1185                     break;
1186                 case STUBLESS_CALCSIZE:
1187                     if (pParam->param_attributes.IsOut || pParam->param_attributes.IsReturn)
1188                     {
1189                         if (pParam->param_attributes.IsByValue)
1190                             call_buffer_sizer(pStubMsg, pArg, pTypeFormat);
1191                         else
1192                             call_buffer_sizer(pStubMsg, *(unsigned char **)pArg, pTypeFormat);
1193                     }
1194                     break;
1195                 default:
1196                     RpcRaiseException(RPC_S_INTERNAL_ERROR);
1197             }
1198
1199             current_offset += sizeof(NDR_PARAM_OIF_OTHER);
1200         }
1201         TRACE("\tmemory addr (after): %p -> %p\n", pArg, *(unsigned char **)pArg);
1202     }
1203
1204     return retval_ptr;
1205 }
1206
1207 static LONG_PTR *stub_do_old_args(MIDL_STUB_MESSAGE *pStubMsg,
1208                                   PFORMAT_STRING pFormat, int phase,
1209                                   unsigned char *args,
1210                                   unsigned short stack_size, BOOL object)
1211 {
1212     /* counter */
1213     unsigned short i;
1214     /* current format string offset */
1215     int current_offset = 0;
1216     /* current stack offset */
1217     unsigned short current_stack_offset = 0;
1218     /* location to put retval into */
1219     LONG_PTR *retval_ptr = NULL;
1220
1221     for (i = 0; TRUE; i++)
1222     {
1223         const NDR_PARAM_OI_BASETYPE *pParam =
1224         (const NDR_PARAM_OI_BASETYPE *)&pFormat[current_offset];
1225         /* note: current_stack_offset starts after the This pointer
1226          * if present, so adjust this */
1227         unsigned short current_stack_offset_adjusted = current_stack_offset +
1228             (object ? sizeof(void *) : 0);
1229         unsigned char *pArg = args + current_stack_offset_adjusted;
1230
1231         /* no more parameters; exit loop */
1232         if (current_stack_offset_adjusted >= stack_size)
1233             break;
1234
1235         TRACE("param[%d]: old format\n", i);
1236         TRACE("\tparam_direction: 0x%x\n", pParam->param_direction);
1237         TRACE("\tstack_offset: 0x%x\n", current_stack_offset_adjusted);
1238
1239         if (pParam->param_direction == RPC_FC_IN_PARAM_BASETYPE ||
1240             pParam->param_direction == RPC_FC_RETURN_PARAM_BASETYPE)
1241         {
1242             const unsigned char *pTypeFormat =
1243             &pParam->type_format_char;
1244
1245             TRACE("\tbase type 0x%02x\n", *pTypeFormat);
1246
1247             if (pParam->param_direction == RPC_FC_RETURN_PARAM_BASETYPE)
1248                 retval_ptr = (LONG_PTR *)pArg;
1249
1250             switch (phase)
1251             {
1252                 case STUBLESS_MARSHAL:
1253                     if (pParam->param_direction == RPC_FC_RETURN_PARAM_BASETYPE)
1254                         call_marshaller(pStubMsg, pArg, pTypeFormat);
1255                     break;
1256                 case STUBLESS_FREE:
1257                     if (pParam->param_direction == RPC_FC_IN_PARAM_BASETYPE)
1258                         call_freer(pStubMsg, pArg, pTypeFormat);
1259                     break;
1260                 case STUBLESS_INITOUT:
1261                     break;
1262                 case STUBLESS_UNMARSHAL:
1263                     if (pParam->param_direction == RPC_FC_IN_PARAM_BASETYPE)
1264                         call_unmarshaller(pStubMsg, &pArg, pTypeFormat, 0);
1265                     break;
1266                 case STUBLESS_CALCSIZE:
1267                     if (pParam->param_direction == RPC_FC_RETURN_PARAM_BASETYPE)
1268                         call_buffer_sizer(pStubMsg, pArg, pTypeFormat);
1269                     break;
1270                 default:
1271                     RpcRaiseException(RPC_S_INTERNAL_ERROR);
1272             }
1273
1274             current_stack_offset += type_stack_size(*pTypeFormat);
1275             current_offset += sizeof(NDR_PARAM_OI_BASETYPE);
1276         }
1277         else
1278         {
1279             const NDR_PARAM_OI_OTHER *pParamOther =
1280             (const NDR_PARAM_OI_OTHER *)&pFormat[current_offset];
1281
1282             const unsigned char * pTypeFormat =
1283                 &pStubMsg->StubDesc->pFormatTypes[pParamOther->type_offset];
1284
1285             TRACE("\tcomplex type 0x%02x\n", *pTypeFormat);
1286
1287             if (pParam->param_direction == RPC_FC_RETURN_PARAM)
1288                 retval_ptr = (LONG_PTR *)pArg;
1289
1290             switch (phase)
1291             {
1292                 case STUBLESS_MARSHAL:
1293                     if (pParam->param_direction == RPC_FC_OUT_PARAM ||
1294                         pParam->param_direction == RPC_FC_IN_OUT_PARAM ||
1295                         pParam->param_direction == RPC_FC_RETURN_PARAM)
1296                         call_marshaller(pStubMsg, *(unsigned char **)pArg, pTypeFormat);
1297                     break;
1298                 case STUBLESS_FREE:
1299                     if (pParam->param_direction == RPC_FC_IN_OUT_PARAM ||
1300                         pParam->param_direction == RPC_FC_IN_PARAM)
1301                         call_freer(pStubMsg, *(unsigned char **)pArg, pTypeFormat);
1302                     else if (pParam->param_direction == RPC_FC_OUT_PARAM)
1303                         pStubMsg->pfnFree(*(void **)pArg);
1304                     break;
1305                 case STUBLESS_INITOUT:
1306                     if (pParam->param_direction == RPC_FC_OUT_PARAM)
1307                     {
1308                         DWORD size = calc_arg_size(pStubMsg, pTypeFormat);
1309
1310                         if(size)
1311                         {
1312                             *(void **)pArg = NdrAllocate(pStubMsg, size);
1313                             memset(*(void **)pArg, 0, size);
1314                         }
1315                     }
1316                     break;
1317                 case STUBLESS_UNMARSHAL:
1318                     if (pParam->param_direction == RPC_FC_IN_OUT_PARAM ||
1319                         pParam->param_direction == RPC_FC_IN_PARAM)
1320                         call_unmarshaller(pStubMsg, (unsigned char **)pArg, pTypeFormat, 0);
1321                     break;
1322                 case STUBLESS_CALCSIZE:
1323                     if (pParam->param_direction == RPC_FC_OUT_PARAM ||
1324                         pParam->param_direction == RPC_FC_IN_OUT_PARAM ||
1325                         pParam->param_direction == RPC_FC_RETURN_PARAM)
1326                         call_buffer_sizer(pStubMsg, *(unsigned char **)pArg, pTypeFormat);
1327                     break;
1328                 default:
1329                     RpcRaiseException(RPC_S_INTERNAL_ERROR);
1330             }
1331
1332             current_stack_offset += pParamOther->stack_size * sizeof(INT);
1333             current_offset += sizeof(NDR_PARAM_OI_OTHER);
1334         }
1335     }
1336
1337     return retval_ptr;
1338 }
1339
1340 /***********************************************************************
1341  *            NdrStubCall2 [RPCRT4.@]
1342  *
1343  * Unmarshals [in] parameters, calls either a method in an object or a server
1344  * function, marshals any [out] parameters and frees any allocated data.
1345  *
1346  * NOTES
1347  *  Used by stubless MIDL-generated code.
1348  */
1349 LONG WINAPI NdrStubCall2(
1350     struct IRpcStubBuffer * pThis,
1351     struct IRpcChannelBuffer * pChannel,
1352     PRPC_MESSAGE pRpcMsg,
1353     DWORD * pdwStubPhase)
1354 {
1355     const MIDL_SERVER_INFO *pServerInfo;
1356     const MIDL_STUB_DESC *pStubDesc;
1357     PFORMAT_STRING pFormat;
1358     MIDL_STUB_MESSAGE stubMsg;
1359     /* pointer to start of stack to pass into stub implementation */
1360     unsigned char * args;
1361     /* size of stack */
1362     unsigned short stack_size;
1363     /* number of parameters. optional for client to give it to us */
1364     unsigned char number_of_params = ~0;
1365     /* cache of Oif_flags from v2 procedure header */
1366     INTERPRETER_OPT_FLAGS Oif_flags = { 0 };
1367     /* cache of extension flags from NDR_PROC_HEADER_EXTS */
1368     INTERPRETER_OPT_FLAGS2 ext_flags = { 0 };
1369     /* the type of pass we are currently doing */
1370     int phase;
1371     /* header for procedure string */
1372     const NDR_PROC_HEADER *pProcHeader;
1373     /* offset in format string for start of params */
1374     int parameter_start_offset;
1375     /* current format string offset */
1376     int current_offset;
1377     /* -Oif or -Oicf generated format */
1378     BOOL bV2Format = FALSE;
1379     /* location to put retval into */
1380     LONG_PTR *retval_ptr = NULL;
1381
1382     TRACE("pThis %p, pChannel %p, pRpcMsg %p, pdwStubPhase %p\n", pThis, pChannel, pRpcMsg, pdwStubPhase);
1383
1384     if (pThis)
1385         pServerInfo = CStdStubBuffer_GetServerInfo(pThis);
1386     else
1387         pServerInfo = ((RPC_SERVER_INTERFACE *)pRpcMsg->RpcInterfaceInformation)->InterpreterInfo;
1388
1389     pStubDesc = pServerInfo->pStubDesc;
1390     pFormat = pServerInfo->ProcString + pServerInfo->FmtStringOffset[pRpcMsg->ProcNum];
1391     pProcHeader = (const NDR_PROC_HEADER *)&pFormat[0];
1392
1393     TRACE("NDR Version: 0x%x\n", pStubDesc->Version);
1394
1395     if (pProcHeader->Oi_flags & RPC_FC_PROC_OIF_RPCFLAGS)
1396     {
1397         const NDR_PROC_HEADER_RPC *pProcHeader = (const NDR_PROC_HEADER_RPC *)&pFormat[0];
1398         stack_size = pProcHeader->stack_size;
1399         current_offset = sizeof(NDR_PROC_HEADER_RPC);
1400
1401     }
1402     else
1403     {
1404         stack_size = pProcHeader->stack_size;
1405         current_offset = sizeof(NDR_PROC_HEADER);
1406     }
1407
1408     TRACE("Oi_flags = 0x%02x\n", pProcHeader->Oi_flags);
1409
1410     /* binding */
1411     switch (pProcHeader->handle_type)
1412     {
1413     /* explicit binding: parse additional section */
1414     case RPC_FC_BIND_EXPLICIT:
1415         switch (pFormat[current_offset]) /* handle_type */
1416         {
1417         case RPC_FC_BIND_PRIMITIVE: /* explicit primitive */
1418             current_offset += sizeof(NDR_EHD_PRIMITIVE);
1419             break;
1420         case RPC_FC_BIND_GENERIC: /* explicit generic */
1421             current_offset += sizeof(NDR_EHD_GENERIC);
1422             break;
1423         case RPC_FC_BIND_CONTEXT: /* explicit context */
1424             current_offset += sizeof(NDR_EHD_CONTEXT);
1425             break;
1426         default:
1427             ERR("bad explicit binding handle type (0x%02x)\n", pProcHeader->handle_type);
1428             RpcRaiseException(RPC_X_BAD_STUB_DATA);
1429         }
1430         break;
1431     case RPC_FC_BIND_GENERIC: /* implicit generic */
1432     case RPC_FC_BIND_PRIMITIVE: /* implicit primitive */
1433     case RPC_FC_CALLBACK_HANDLE: /* implicit callback */
1434     case RPC_FC_AUTO_HANDLE: /* implicit auto handle */
1435         break;
1436     default:
1437         ERR("bad implicit binding handle type (0x%02x)\n", pProcHeader->handle_type);
1438         RpcRaiseException(RPC_X_BAD_STUB_DATA);
1439     }
1440
1441     bV2Format = (pStubDesc->Version >= 0x20000);
1442
1443     if (bV2Format)
1444     {
1445         const NDR_PROC_PARTIAL_OIF_HEADER *pOIFHeader =
1446             (const NDR_PROC_PARTIAL_OIF_HEADER *)&pFormat[current_offset];
1447
1448         Oif_flags = pOIFHeader->Oi2Flags;
1449         number_of_params = pOIFHeader->number_of_params;
1450
1451         current_offset += sizeof(NDR_PROC_PARTIAL_OIF_HEADER);
1452     }
1453
1454     TRACE("Oif_flags = "); dump_INTERPRETER_OPT_FLAGS(Oif_flags);
1455
1456     if (Oif_flags.HasExtensions)
1457     {
1458         const NDR_PROC_HEADER_EXTS *pExtensions =
1459             (const NDR_PROC_HEADER_EXTS *)&pFormat[current_offset];
1460         ext_flags = pExtensions->Flags2;
1461         current_offset += pExtensions->Size;
1462     }
1463
1464     if (pProcHeader->Oi_flags & RPC_FC_PROC_OIF_OBJECT)
1465         NdrStubInitialize(pRpcMsg, &stubMsg, pStubDesc, pChannel);
1466     else
1467         NdrServerInitializeNew(pRpcMsg, &stubMsg, pStubDesc);
1468
1469     /* create the full pointer translation tables, if requested */
1470     if (pProcHeader->Oi_flags & RPC_FC_PROC_OIF_FULLPTR)
1471         stubMsg.FullPtrXlatTables = NdrFullPointerXlatInit(0,XLAT_SERVER);
1472
1473     /* store the RPC flags away */
1474     if (pProcHeader->Oi_flags & RPC_FC_PROC_OIF_RPCFLAGS)
1475         pRpcMsg->RpcFlags = ((const NDR_PROC_HEADER_RPC *)pProcHeader)->rpc_flags;
1476
1477     /* use alternate memory allocation routines */
1478     if (pProcHeader->Oi_flags & RPC_FC_PROC_OIF_RPCSSALLOC)
1479 #if 0
1480           NdrRpcSsEnableAllocate(&stubMsg);
1481 #else
1482           FIXME("Set RPCSS memory allocation routines\n");
1483 #endif
1484
1485     if (Oif_flags.HasPipes)
1486     {
1487         FIXME("pipes not supported yet\n");
1488         RpcRaiseException(RPC_X_WRONG_STUB_VERSION); /* FIXME: remove when implemented */
1489         /* init pipes package */
1490         /* NdrPipesInitialize(...) */
1491     }
1492     if (ext_flags.HasNewCorrDesc)
1493     {
1494         /* initialize extra correlation package */
1495         FIXME("new correlation description not implemented\n");
1496         stubMsg.fHasNewCorrDesc = TRUE;
1497     }
1498
1499     /* convert strings, floating point values and endianess into our
1500      * preferred format */
1501     if ((pRpcMsg->DataRepresentation & 0x0000FFFFUL) != NDR_LOCAL_DATA_REPRESENTATION)
1502         NdrConvert(&stubMsg, pFormat);
1503
1504     parameter_start_offset = current_offset;
1505
1506     TRACE("allocating memory for stack of size %x\n", stack_size);
1507
1508     args = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, stack_size);
1509     stubMsg.StackTop = args; /* used by conformance of top-level objects */
1510
1511     /* add the implicit This pointer as the first arg to the function if we
1512      * are calling an object method */
1513     if (pThis)
1514         *(void **)args = ((CStdStubBuffer *)pThis)->pvServerObject;
1515
1516     for (phase = STUBLESS_UNMARSHAL; phase <= STUBLESS_FREE; phase++)
1517     {
1518         TRACE("phase = %d\n", phase);
1519         switch (phase)
1520         {
1521         case STUBLESS_CALLSERVER:
1522             /* call the server function */
1523             if (pServerInfo->ThunkTable && pServerInfo->ThunkTable[pRpcMsg->ProcNum])
1524                 pServerInfo->ThunkTable[pRpcMsg->ProcNum](&stubMsg);
1525             else
1526             {
1527                 SERVER_ROUTINE func;
1528                 LONG_PTR retval;
1529
1530                 if (pProcHeader->Oi_flags & RPC_FC_PROC_OIF_OBJECT)
1531                 {
1532                     SERVER_ROUTINE *vtbl = *(SERVER_ROUTINE **)((CStdStubBuffer *)pThis)->pvServerObject;
1533                     func = vtbl[pRpcMsg->ProcNum];
1534                 }
1535                 else
1536                     func = pServerInfo->DispatchTable[pRpcMsg->ProcNum];
1537
1538                 /* FIXME: what happens with return values that don't fit into a single register on x86? */
1539                 retval = call_server_func(func, args, stack_size);
1540
1541                 if (retval_ptr)
1542                 {
1543                     TRACE("stub implementation returned 0x%lx\n", retval);
1544                     *retval_ptr = retval;
1545                 }
1546                 else
1547                     TRACE("void stub implementation\n");
1548             }
1549
1550             stubMsg.Buffer = NULL;
1551             stubMsg.BufferLength = 0;
1552
1553             break;
1554         case STUBLESS_GETBUFFER:
1555             if (pProcHeader->Oi_flags & RPC_FC_PROC_OIF_OBJECT)
1556                 NdrStubGetBuffer(pThis, pChannel, &stubMsg);
1557             else
1558             {
1559                 RPC_STATUS Status;
1560
1561                 pRpcMsg->BufferLength = stubMsg.BufferLength;
1562                 /* allocate buffer for [out] and [ret] params */
1563                 Status = I_RpcGetBuffer(pRpcMsg);
1564                 if (Status)
1565                     RpcRaiseException(Status);
1566                 stubMsg.Buffer = pRpcMsg->Buffer;
1567             }
1568             break;
1569         case STUBLESS_UNMARSHAL:
1570         case STUBLESS_INITOUT:
1571         case STUBLESS_CALCSIZE:
1572         case STUBLESS_MARSHAL:
1573         case STUBLESS_FREE:
1574             if (bV2Format)
1575                 retval_ptr = stub_do_args(&stubMsg, &pFormat[parameter_start_offset],
1576                                           phase, args, number_of_params);
1577             else
1578                 retval_ptr = stub_do_old_args(&stubMsg, &pFormat[parameter_start_offset],
1579                                               phase, args, stack_size,
1580                                               (pProcHeader->Oi_flags & RPC_FC_PROC_OIF_OBJECT));
1581
1582             break;
1583         default:
1584             ERR("shouldn't reach here. phase %d\n", phase);
1585             break;
1586         }
1587     }
1588
1589     pRpcMsg->BufferLength = (unsigned int)(stubMsg.Buffer - (unsigned char *)pRpcMsg->Buffer);
1590
1591     if (ext_flags.HasNewCorrDesc)
1592     {
1593         /* free extra correlation package */
1594         /* NdrCorrelationFree(&stubMsg); */
1595     }
1596
1597     if (Oif_flags.HasPipes)
1598     {
1599         /* NdrPipesDone(...) */
1600     }
1601
1602     /* free the full pointer translation tables */
1603     if (pProcHeader->Oi_flags & RPC_FC_PROC_OIF_FULLPTR)
1604         NdrFullPointerXlatFree(stubMsg.FullPtrXlatTables);
1605
1606     /* free server function stack */
1607     HeapFree(GetProcessHeap(), 0, args);
1608
1609     return S_OK;
1610 }
1611
1612 /***********************************************************************
1613  *            NdrServerCall2 [RPCRT4.@]
1614  */
1615 void WINAPI NdrServerCall2(PRPC_MESSAGE pRpcMsg)
1616 {
1617     DWORD dwPhase;
1618     NdrStubCall2(NULL, NULL, pRpcMsg, &dwPhase);
1619 }
1620
1621 struct async_call_data
1622 {
1623     MIDL_STUB_MESSAGE *pStubMsg;
1624     const NDR_PROC_HEADER *pProcHeader;
1625     PFORMAT_STRING pHandleFormat;
1626     PFORMAT_STRING pParamFormat;
1627     RPC_BINDING_HANDLE hBinding;
1628     /* size of stack */
1629     unsigned short stack_size;
1630     /* number of parameters. optional for client to give it to us */
1631     unsigned char number_of_params;
1632     /* correlation cache */
1633     ULONG_PTR NdrCorrCache[256];
1634 };
1635
1636 LONG_PTR WINAPIV NdrAsyncClientCall(PMIDL_STUB_DESC pStubDesc,
1637   PFORMAT_STRING pFormat, ...)
1638 {
1639     /* pointer to start of stack where arguments start */
1640     PRPC_MESSAGE pRpcMsg;
1641     PMIDL_STUB_MESSAGE pStubMsg;
1642     RPC_ASYNC_STATE *pAsync;
1643     struct async_call_data *async_call_data;
1644     /* procedure number */
1645     unsigned short procedure_number;
1646     /* cache of Oif_flags from v2 procedure header */
1647     INTERPRETER_OPT_FLAGS Oif_flags = { 0 };
1648     /* cache of extension flags from NDR_PROC_HEADER_EXTS */
1649     INTERPRETER_OPT_FLAGS2 ext_flags = { 0 };
1650     /* the type of pass we are currently doing */
1651     int phase;
1652     /* header for procedure string */
1653     const NDR_PROC_HEADER * pProcHeader = (const NDR_PROC_HEADER *)&pFormat[0];
1654     /* -Oif or -Oicf generated format */
1655     BOOL bV2Format = FALSE;
1656     __ms_va_list args;
1657
1658     TRACE("pStubDesc %p, pFormat %p, ...\n", pStubDesc, pFormat);
1659
1660     /* Later NDR language versions probably won't be backwards compatible */
1661     if (pStubDesc->Version > 0x50002)
1662     {
1663         FIXME("Incompatible stub description version: 0x%x\n", pStubDesc->Version);
1664         RpcRaiseException(RPC_X_WRONG_STUB_VERSION);
1665     }
1666
1667     async_call_data = I_RpcAllocate(sizeof(*async_call_data) + sizeof(MIDL_STUB_MESSAGE) + sizeof(RPC_MESSAGE));
1668     if (!async_call_data) RpcRaiseException(ERROR_OUTOFMEMORY);
1669     async_call_data->number_of_params = ~0;
1670     async_call_data->pProcHeader = pProcHeader;
1671
1672     async_call_data->pStubMsg = pStubMsg = (PMIDL_STUB_MESSAGE)(async_call_data + 1);
1673     pRpcMsg = (PRPC_MESSAGE)(pStubMsg + 1);
1674
1675     if (pProcHeader->Oi_flags & RPC_FC_PROC_OIF_RPCFLAGS)
1676     {
1677         const NDR_PROC_HEADER_RPC *pProcHeader = (const NDR_PROC_HEADER_RPC *)&pFormat[0];
1678         async_call_data->stack_size = pProcHeader->stack_size;
1679         procedure_number = pProcHeader->proc_num;
1680         pFormat += sizeof(NDR_PROC_HEADER_RPC);
1681     }
1682     else
1683     {
1684         async_call_data->stack_size = pProcHeader->stack_size;
1685         procedure_number = pProcHeader->proc_num;
1686         pFormat += sizeof(NDR_PROC_HEADER);
1687     }
1688     TRACE("stack size: 0x%x\n", async_call_data->stack_size);
1689     TRACE("proc num: %d\n", procedure_number);
1690
1691     /* create the full pointer translation tables, if requested */
1692     if (pProcHeader->Oi_flags & RPC_FC_PROC_OIF_FULLPTR)
1693         pStubMsg->FullPtrXlatTables = NdrFullPointerXlatInit(0,XLAT_CLIENT);
1694
1695     if (pProcHeader->Oi_flags & RPC_FC_PROC_OIF_OBJECT)
1696     {
1697         ERR("objects not supported\n");
1698         I_RpcFree(async_call_data);
1699         RpcRaiseException(RPC_X_BAD_STUB_DATA);
1700     }
1701
1702     NdrClientInitializeNew(pRpcMsg, pStubMsg, pStubDesc, procedure_number);
1703
1704     TRACE("Oi_flags = 0x%02x\n", pProcHeader->Oi_flags);
1705     TRACE("MIDL stub version = 0x%x\n", pStubDesc->MIDLVersion);
1706
1707     /* needed for conformance of top-level objects */
1708     pStubMsg->StackTop = I_RpcAllocate(async_call_data->stack_size);
1709     __ms_va_start( args, pFormat );
1710     memcpy(pStubMsg->StackTop, va_arg( args, unsigned char * ), async_call_data->stack_size);
1711     __ms_va_end( args );
1712
1713     pAsync = *(RPC_ASYNC_STATE **)pStubMsg->StackTop;
1714     pAsync->StubInfo = async_call_data;
1715     async_call_data->pHandleFormat = pFormat;
1716
1717     pFormat = client_get_handle(pStubMsg, pProcHeader, async_call_data->pHandleFormat, &async_call_data->hBinding);
1718     if (!pFormat) return 0;
1719
1720     bV2Format = (pStubDesc->Version >= 0x20000);
1721
1722     if (bV2Format)
1723     {
1724         const NDR_PROC_PARTIAL_OIF_HEADER *pOIFHeader =
1725             (const NDR_PROC_PARTIAL_OIF_HEADER *)pFormat;
1726
1727         Oif_flags = pOIFHeader->Oi2Flags;
1728         async_call_data->number_of_params = pOIFHeader->number_of_params;
1729
1730         pFormat += sizeof(NDR_PROC_PARTIAL_OIF_HEADER);
1731     }
1732
1733     TRACE("Oif_flags = "); dump_INTERPRETER_OPT_FLAGS(Oif_flags);
1734
1735     if (Oif_flags.HasExtensions)
1736     {
1737         const NDR_PROC_HEADER_EXTS *pExtensions =
1738             (const NDR_PROC_HEADER_EXTS *)pFormat;
1739         ext_flags = pExtensions->Flags2;
1740         pFormat += pExtensions->Size;
1741     }
1742
1743     async_call_data->pParamFormat = pFormat;
1744
1745     pStubMsg->BufferLength = 0;
1746
1747     /* store the RPC flags away */
1748     if (pProcHeader->Oi_flags & RPC_FC_PROC_OIF_RPCFLAGS)
1749         pRpcMsg->RpcFlags = ((const NDR_PROC_HEADER_RPC *)pProcHeader)->rpc_flags;
1750
1751     /* use alternate memory allocation routines */
1752     if (pProcHeader->Oi_flags & RPC_FC_PROC_OIF_RPCSSALLOC)
1753         NdrRpcSmSetClientToOsf(pStubMsg);
1754
1755     if (Oif_flags.HasPipes)
1756     {
1757         FIXME("pipes not supported yet\n");
1758         RpcRaiseException(RPC_X_WRONG_STUB_VERSION); /* FIXME: remove when implemented */
1759         /* init pipes package */
1760         /* NdrPipesInitialize(...) */
1761     }
1762     if (ext_flags.HasNewCorrDesc)
1763     {
1764         /* initialize extra correlation package */
1765         NdrCorrelationInitialize(pStubMsg, async_call_data->NdrCorrCache, sizeof(async_call_data->NdrCorrCache), 0);
1766     }
1767
1768     /* order of phases:
1769      * 1. PROXY_CALCSIZE - calculate the buffer size
1770      * 2. PROXY_GETBUFFER - allocate the buffer
1771      * 3. PROXY_MARHSAL - marshal [in] params into the buffer
1772      * 4. PROXY_SENDRECEIVE - send buffer
1773      * Then in NdrpCompleteAsyncClientCall:
1774      * 1. PROXY_SENDRECEIVE - receive buffer
1775      * 2. PROXY_UNMARHSAL - unmarshal [out] params from buffer
1776      */
1777     for (phase = PROXY_CALCSIZE; phase <= PROXY_SENDRECEIVE; phase++)
1778     {
1779         RPC_STATUS status;
1780         TRACE("phase = %d\n", phase);
1781         switch (phase)
1782         {
1783         case PROXY_GETBUFFER:
1784             /* allocate the buffer */
1785             if (Oif_flags.HasPipes)
1786                 /* NdrGetPipeBuffer(...) */
1787                 FIXME("pipes not supported yet\n");
1788             else
1789             {
1790                 if (pProcHeader->handle_type == RPC_FC_AUTO_HANDLE)
1791 #if 0
1792                     NdrNsGetBuffer(pStubMsg, pStubMsg->BufferLength, async_call_data->hBinding);
1793 #else
1794                     FIXME("using auto handle - call NdrNsGetBuffer when it gets implemented\n");
1795 #endif
1796                 else
1797                     NdrGetBuffer(pStubMsg, pStubMsg->BufferLength, async_call_data->hBinding);
1798             }
1799             pRpcMsg->RpcFlags |= RPC_BUFFER_ASYNC;
1800             status = I_RpcAsyncSetHandle(pRpcMsg, pAsync);
1801             if (status != RPC_S_OK)
1802                 RpcRaiseException(status);
1803             break;
1804         case PROXY_SENDRECEIVE:
1805             pRpcMsg->RpcFlags |= RPC_BUFFER_ASYNC;
1806             /* send the [in] params only */
1807             if (Oif_flags.HasPipes)
1808                 /* NdrPipesSend(...) */
1809                 FIXME("pipes not supported yet\n");
1810             else
1811             {
1812                 if (pProcHeader->handle_type == RPC_FC_AUTO_HANDLE)
1813 #if 0
1814                     NdrNsSend(&stubMsg, stubMsg.Buffer, pStubDesc->IMPLICIT_HANDLE_INFO.pAutoHandle);
1815 #else
1816                     FIXME("using auto handle - call NdrNsSend when it gets implemented\n");
1817 #endif
1818                 else
1819                 {
1820                     pStubMsg->RpcMsg->BufferLength = pStubMsg->Buffer - (unsigned char *)pStubMsg->RpcMsg->Buffer;
1821                     status = I_RpcSend(pStubMsg->RpcMsg);
1822                     if (status != RPC_S_OK)
1823                         RpcRaiseException(status);
1824                 }
1825             }
1826
1827             break;
1828         case PROXY_CALCSIZE:
1829         case PROXY_MARSHAL:
1830             if (bV2Format)
1831                 client_do_args(pStubMsg, pFormat, phase, pStubMsg->StackTop,
1832                     async_call_data->number_of_params, NULL);
1833             else
1834                 client_do_args_old_format(pStubMsg, pFormat, phase,
1835                     pStubMsg->StackTop, async_call_data->stack_size, NULL,
1836                     (pProcHeader->Oi_flags & RPC_FC_PROC_OIF_OBJECT), FALSE);
1837             break;
1838         default:
1839             ERR("shouldn't reach here. phase %d\n", phase);
1840             break;
1841         }
1842     }
1843
1844     TRACE("returning 0\n");
1845     return 0;
1846 }
1847
1848 RPC_STATUS NdrpCompleteAsyncClientCall(RPC_ASYNC_STATE *pAsync, void *Reply)
1849 {
1850     /* pointer to start of stack where arguments start */
1851     PMIDL_STUB_MESSAGE pStubMsg;
1852     struct async_call_data *async_call_data;
1853     /* the type of pass we are currently doing */
1854     int phase;
1855     /* header for procedure string */
1856     const NDR_PROC_HEADER * pProcHeader;
1857     /* -Oif or -Oicf generated format */
1858     BOOL bV2Format;
1859     RPC_STATUS status = RPC_S_OK;
1860
1861     if (!pAsync->StubInfo)
1862         return RPC_S_INVALID_ASYNC_HANDLE;
1863
1864     async_call_data = pAsync->StubInfo;
1865     pStubMsg = async_call_data->pStubMsg;
1866     pProcHeader = async_call_data->pProcHeader;
1867
1868     bV2Format = (pStubMsg->StubDesc->Version >= 0x20000);
1869
1870     /* order of phases:
1871      * 1. PROXY_CALCSIZE - calculate the buffer size
1872      * 2. PROXY_GETBUFFER - allocate the buffer
1873      * 3. PROXY_MARHSAL - marshal [in] params into the buffer
1874      * 4. PROXY_SENDRECEIVE - send buffer
1875      * Then in NdrpCompleteAsyncClientCall:
1876      * 1. PROXY_SENDRECEIVE - receive buffer
1877      * 2. PROXY_UNMARHSAL - unmarshal [out] params from buffer
1878      */
1879     for (phase = PROXY_SENDRECEIVE; phase <= PROXY_UNMARSHAL; phase++)
1880     {
1881         switch (phase)
1882         {
1883         case PROXY_SENDRECEIVE:
1884             pStubMsg->RpcMsg->RpcFlags |= RPC_BUFFER_ASYNC;
1885             /* receive the [out] params */
1886             if (pProcHeader->handle_type == RPC_FC_AUTO_HANDLE)
1887 #if 0
1888                 NdrNsReceive(&stubMsg, stubMsg.Buffer, pStubDesc->IMPLICIT_HANDLE_INFO.pAutoHandle);
1889 #else
1890                 FIXME("using auto handle - call NdrNsReceive when it gets implemented\n");
1891 #endif
1892             else
1893             {
1894                 status = I_RpcReceive(pStubMsg->RpcMsg);
1895                 if (status != RPC_S_OK)
1896                     goto cleanup;
1897                 pStubMsg->BufferLength = pStubMsg->RpcMsg->BufferLength;
1898                 pStubMsg->BufferStart = pStubMsg->RpcMsg->Buffer;
1899                 pStubMsg->BufferEnd = pStubMsg->BufferStart + pStubMsg->BufferLength;
1900                 pStubMsg->Buffer = pStubMsg->BufferStart;
1901             }
1902
1903             /* convert strings, floating point values and endianess into our
1904              * preferred format */
1905 #if 0
1906             if ((pStubMsg->RpcMsg.DataRepresentation & 0x0000FFFFUL) != NDR_LOCAL_DATA_REPRESENTATION)
1907                 NdrConvert(pStubMsg, pFormat);
1908 #endif
1909
1910             break;
1911         case PROXY_UNMARSHAL:
1912             if (bV2Format)
1913                 client_do_args(pStubMsg, async_call_data->pParamFormat, phase, pStubMsg->StackTop,
1914                     async_call_data->number_of_params, Reply);
1915             else
1916                 client_do_args_old_format(pStubMsg, async_call_data->pParamFormat, phase,
1917                     pStubMsg->StackTop, async_call_data->stack_size, Reply, FALSE, FALSE);
1918             break;
1919         default:
1920             ERR("shouldn't reach here. phase %d\n", phase);
1921             break;
1922         }
1923     }
1924
1925 cleanup:
1926     if (pStubMsg->fHasNewCorrDesc)
1927     {
1928         /* free extra correlation package */
1929         NdrCorrelationFree(pStubMsg);
1930     }
1931
1932     /* free the full pointer translation tables */
1933     if (pProcHeader->Oi_flags & RPC_FC_PROC_OIF_FULLPTR)
1934         NdrFullPointerXlatFree(pStubMsg->FullPtrXlatTables);
1935
1936     /* free marshalling buffer */
1937     NdrFreeBuffer(pStubMsg);
1938     client_free_handle(pStubMsg, pProcHeader, async_call_data->pHandleFormat, async_call_data->hBinding);
1939
1940     I_RpcFree(pStubMsg->StackTop);
1941     I_RpcFree(async_call_data);
1942
1943     TRACE("-- 0x%x\n", status);
1944     return status;
1945 }
1946
1947 RPCRTAPI LONG RPC_ENTRY NdrAsyncStubCall(struct IRpcStubBuffer* pThis,
1948     struct IRpcChannelBuffer* pChannel, PRPC_MESSAGE pRpcMsg,
1949     DWORD * pdwStubPhase)
1950 {
1951     FIXME("unimplemented, expect crash!\n");
1952     return 0;
1953 }