dlls/ntdll/process.c

   1 /*
   2  * NT basis DLL
   3  *
   4  * This file contains the Nt* API functions of NTDLL.DLL.
   5  * In the original ntdll.dll they all seem to just call int 0x2e (down to the NTOSKRNL)
   6  *
   7  * Copyright 1996-1998 Marcus Meissner
   8  *
   9  * This library is free software; you can redistribute it and/or
  10  * modify it under the terms of the GNU Lesser General Public
  11  * License as published by the Free Software Foundation; either
  12  * version 2.1 of the License, or (at your option) any later version.
  13  *
  14  * This library is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  17  * Lesser General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU Lesser General Public
  20  * License along with this library; if not, write to the Free Software
  21  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  22  */
  23
  24 #include "config.h"
  25
  26 #include <stdarg.h>
  27 #include <stdio.h>
  28 #include <stdlib.h>
  29 #include <string.h>
  30 #include <time.h>
  31 #ifdef HAVE_UNISTD_H
  32 # include <unistd.h>
  33 #endif
  34
  35 #include "ntstatus.h"
  36 #define WIN32_NO_STATUS
  37 #include "wine/debug.h"
  38 #include "windef.h"
  39 #include "winternl.h"
  40 #include "ntdll_misc.h"
  41 #include "wine/server.h"
  42
  43 #ifdef HAVE_MACH_MACH_H
  44 #include <mach/mach.h>
  45 #endif
  46
  47 WINE_DEFAULT_DEBUG_CHANNEL(ntdll);
  48
  49 static ULONG execute_flags = MEM_EXECUTE_OPTION_DISABLE;
  50
  51 /*
  52  *      Process object
  53  */
  54
  55 /******************************************************************************
  56  *  NtTerminateProcess                  [NTDLL.@]
  57  *
  58  *  Native applications must kill themselves when done
  59  */
  60 NTSTATUS WINAPI NtTerminateProcess( HANDLE handle, LONG exit_code )
  61 {
  62     NTSTATUS ret;
  63     BOOL self;
  64     SERVER_START_REQ( terminate_process )
  65     {
  66         req->handle    = wine_server_obj_handle( handle );
  67         req->exit_code = exit_code;
  68         ret = wine_server_call( req );
  69         self = !ret && reply->self;
  70     }
  71     SERVER_END_REQ;
  72     if (self && handle) _exit( exit_code );
  73     return ret;
  74 }
  75
  76 /******************************************************************************
  77  *  RtlGetCurrentPeb  [NTDLL.@]
  78  *
  79  */
  80 PEB * WINAPI RtlGetCurrentPeb(void)
  81 {
  82     return NtCurrentTeb()->Peb;
  83 }
  84
  85 /***********************************************************************
  86  *           __wine_make_process_system   (NTDLL.@)
  87  *
  88  * Mark the current process as a system process.
  89  * Returns the event that is signaled when all non-system processes have exited.
  90  */
  91 HANDLE CDECL __wine_make_process_system(void)
  92 {
  93     HANDLE ret = 0;
  94     SERVER_START_REQ( make_process_system )
  95     {
  96         if (!wine_server_call( req )) ret = wine_server_ptr_handle( reply->event );
  97     }
  98     SERVER_END_REQ;
  99     return ret;
 100 }
 101
 102 static UINT process_error_mode;
 103
 104 #define UNIMPLEMENTED_INFO_CLASS(c) \
 105     case c: \
 106         FIXME("(process=%p) Unimplemented information class: " #c "\n", ProcessHandle); \
 107         ret = STATUS_INVALID_INFO_CLASS; \
 108         break
 109
 110 ULONG_PTR get_system_affinity_mask(void)
 111 {
 112     ULONG num_cpus = NtCurrentTeb()->Peb->NumberOfProcessors;
 113     if (num_cpus >= sizeof(ULONG_PTR) * 8) return ~(ULONG_PTR)0;
 114     return ((ULONG_PTR)1 << num_cpus) - 1;
 115 }
 116
 117 #if defined(HAVE_MACH_MACH_H)
 118
 119 static void fill_VM_COUNTERS(VM_COUNTERS* pvmi)
 120 {
 121 #if defined(MACH_TASK_BASIC_INFO)
 122     struct mach_task_basic_info info;
 123     mach_msg_type_number_t infoCount = MACH_TASK_BASIC_INFO_COUNT;
 124     if(task_info(mach_task_self(), MACH_TASK_BASIC_INFO, (task_info_t)&info, &infoCount) == KERN_SUCCESS)
 125     {
 126         pvmi->VirtualSize = info.resident_size + info.virtual_size;
 127         pvmi->PagefileUsage = info.virtual_size;
 128         pvmi->WorkingSetSize = info.resident_size;
 129         pvmi->PeakWorkingSetSize = info.resident_size_max;
 130     }
 131 #endif
 132 }
 133
 134 #elif defined(linux)
 135
 136 static void fill_VM_COUNTERS(VM_COUNTERS* pvmi)
 137 {
 138     FILE *f;
 139     char line[256];
 140     unsigned long value;
 141
 142     f = fopen("/proc/self/status", "r");
 143     if (!f) return;
 144
 145     while (fgets(line, sizeof(line), f))
 146     {
 147         if (sscanf(line, "VmPeak: %lu", &value))
 148             pvmi->PeakVirtualSize = (ULONG64)value * 1024;
 149         else if (sscanf(line, "VmSize: %lu", &value))
 150             pvmi->VirtualSize = (ULONG64)value * 1024;
 151         else if (sscanf(line, "VmHWM: %lu", &value))
 152             pvmi->PeakWorkingSetSize = (ULONG64)value * 1024;
 153         else if (sscanf(line, "VmRSS: %lu", &value))
 154             pvmi->WorkingSetSize = (ULONG64)value * 1024;
 155         else if (sscanf(line, "VmSwap: %lu", &value))
 156             pvmi->PeakPagefileUsage = pvmi->PagefileUsage = (ULONG64)value * 1024;
 157     }
 158
 159     fclose(f);
 160 }
 161
 162 #else
 163
 164 static void fill_VM_COUNTERS(VM_COUNTERS* pvmi)
 165 {
 166     /* FIXME : real data */
 167 }
 168
 169 #endif
 170
 171 /******************************************************************************
 172 *  NtQueryInformationProcess            [NTDLL.@]
 173 *  ZwQueryInformationProcess            [NTDLL.@]
 174 *
 175 */
 176 NTSTATUS WINAPI NtQueryInformationProcess(
 177         IN HANDLE ProcessHandle,
 178         IN PROCESSINFOCLASS ProcessInformationClass,
 179         OUT PVOID ProcessInformation,
 180         IN ULONG ProcessInformationLength,
 181         OUT PULONG ReturnLength)
 182 {
 183     NTSTATUS ret = STATUS_SUCCESS;
 184     ULONG len = 0;
 185
 186     TRACE("(%p,0x%08x,%p,0x%08x,%p)\n",
 187           ProcessHandle,ProcessInformationClass,
 188           ProcessInformation,ProcessInformationLength,
 189           ReturnLength);
 190
 191     switch (ProcessInformationClass)
 192     {
 193     UNIMPLEMENTED_INFO_CLASS(ProcessQuotaLimits);
 194     UNIMPLEMENTED_INFO_CLASS(ProcessBasePriority);
 195     UNIMPLEMENTED_INFO_CLASS(ProcessRaisePriority);
 196     UNIMPLEMENTED_INFO_CLASS(ProcessExceptionPort);
 197     UNIMPLEMENTED_INFO_CLASS(ProcessAccessToken);
 198     UNIMPLEMENTED_INFO_CLASS(ProcessLdtInformation);
 199     UNIMPLEMENTED_INFO_CLASS(ProcessLdtSize);
 200     UNIMPLEMENTED_INFO_CLASS(ProcessIoPortHandlers);
 201     UNIMPLEMENTED_INFO_CLASS(ProcessPooledUsageAndLimits);
 202     UNIMPLEMENTED_INFO_CLASS(ProcessWorkingSetWatch);
 203     UNIMPLEMENTED_INFO_CLASS(ProcessUserModeIOPL);
 204     UNIMPLEMENTED_INFO_CLASS(ProcessEnableAlignmentFaultFixup);
 205     UNIMPLEMENTED_INFO_CLASS(ProcessPriorityClass);
 206     UNIMPLEMENTED_INFO_CLASS(ProcessWx86Information);
 207     UNIMPLEMENTED_INFO_CLASS(ProcessPriorityBoost);
 208     UNIMPLEMENTED_INFO_CLASS(ProcessDeviceMap);
 209     UNIMPLEMENTED_INFO_CLASS(ProcessSessionInformation);
 210     UNIMPLEMENTED_INFO_CLASS(ProcessForegroundInformation);
 211     UNIMPLEMENTED_INFO_CLASS(ProcessLUIDDeviceMapsEnabled);
 212     UNIMPLEMENTED_INFO_CLASS(ProcessBreakOnTermination);
 213     UNIMPLEMENTED_INFO_CLASS(ProcessHandleTracing);
 214
 215     case ProcessBasicInformation:
 216         {
 217             PROCESS_BASIC_INFORMATION pbi;
 218             const ULONG_PTR affinity_mask = get_system_affinity_mask();
 219
 220             if (ProcessInformationLength >= sizeof(PROCESS_BASIC_INFORMATION))
 221             {
 222                 if (!ProcessInformation)
 223                     ret = STATUS_ACCESS_VIOLATION;
 224                 else if (!ProcessHandle)
 225                     ret = STATUS_INVALID_HANDLE;
 226                 else
 227                 {
 228                     SERVER_START_REQ(get_process_info)
 229                     {
 230                         req->handle = wine_server_obj_handle( ProcessHandle );
 231                         if ((ret = wine_server_call( req )) == STATUS_SUCCESS)
 232                         {
 233                             pbi.ExitStatus = reply->exit_code;
 234                             pbi.PebBaseAddress = wine_server_get_ptr( reply->peb );
 235                             pbi.AffinityMask = reply->affinity & affinity_mask;
 236                             pbi.BasePriority = reply->priority;
 237                             pbi.UniqueProcessId = reply->pid;
 238                             pbi.InheritedFromUniqueProcessId = reply->ppid;
 239                         }
 240                     }
 241                     SERVER_END_REQ;
 242
 243                     memcpy(ProcessInformation, &pbi, sizeof(PROCESS_BASIC_INFORMATION));
 244
 245                     len = sizeof(PROCESS_BASIC_INFORMATION);
 246                 }
 247
 248                 if (ProcessInformationLength > sizeof(PROCESS_BASIC_INFORMATION))
 249                     ret = STATUS_INFO_LENGTH_MISMATCH;
 250             }
 251             else
 252             {
 253                 len = sizeof(PROCESS_BASIC_INFORMATION);
 254                 ret = STATUS_INFO_LENGTH_MISMATCH;
 255             }
 256         }
 257         break;
 258     case ProcessIoCounters:
 259         {
 260             IO_COUNTERS pii;
 261
 262             if (ProcessInformationLength >= sizeof(IO_COUNTERS))
 263             {
 264                 if (!ProcessInformation)
 265                     ret = STATUS_ACCESS_VIOLATION;
 266                 else if (!ProcessHandle)
 267                     ret = STATUS_INVALID_HANDLE;
 268                 else
 269                 {
 270                     /* FIXME : real data */
 271                     memset(&pii, 0 , sizeof(IO_COUNTERS));
 272
 273                     memcpy(ProcessInformation, &pii, sizeof(IO_COUNTERS));
 274
 275                     len = sizeof(IO_COUNTERS);
 276                 }
 277
 278                 if (ProcessInformationLength > sizeof(IO_COUNTERS))
 279                     ret = STATUS_INFO_LENGTH_MISMATCH;
 280             }
 281             else
 282             {
 283                 len = sizeof(IO_COUNTERS);
 284                 ret = STATUS_INFO_LENGTH_MISMATCH;
 285             }
 286         }
 287         break;
 288     case ProcessVmCounters:
 289         {
 290             VM_COUNTERS pvmi;
 291
 292             /* older Windows versions don't have the PrivatePageCount field */
 293             if (ProcessInformationLength >= FIELD_OFFSET(VM_COUNTERS,PrivatePageCount))
 294             {
 295                 if (!ProcessInformation)
 296                     ret = STATUS_ACCESS_VIOLATION;
 297                 else if (!ProcessHandle)
 298                     ret = STATUS_INVALID_HANDLE;
 299                 else
 300                 {
 301                     memset(&pvmi, 0 , sizeof(VM_COUNTERS));
 302                     if (ProcessHandle == GetCurrentProcess())
 303                         fill_VM_COUNTERS(&pvmi);
 304                     else
 305                         FIXME("Need wineserver call to get VM counters for another process\n");
 306
 307                     len = ProcessInformationLength;
 308                     if (len != FIELD_OFFSET(VM_COUNTERS,PrivatePageCount)) len = sizeof(VM_COUNTERS);
 309
 310                     memcpy(ProcessInformation, &pvmi, min(ProcessInformationLength,sizeof(VM_COUNTERS)));
 311                 }
 312
 313                 if (ProcessInformationLength != FIELD_OFFSET(VM_COUNTERS,PrivatePageCount) &&
 314                     ProcessInformationLength != sizeof(VM_COUNTERS))
 315                     ret = STATUS_INFO_LENGTH_MISMATCH;
 316             }
 317             else
 318             {
 319                 len = sizeof(pvmi);
 320                 ret = STATUS_INFO_LENGTH_MISMATCH;
 321             }
 322         }
 323         break;
 324     case ProcessTimes:
 325         {
 326             KERNEL_USER_TIMES pti;
 327
 328             if (ProcessInformationLength >= sizeof(KERNEL_USER_TIMES))
 329             {
 330                 if (!ProcessInformation)
 331                     ret = STATUS_ACCESS_VIOLATION;
 332                 else if (!ProcessHandle)
 333                     ret = STATUS_INVALID_HANDLE;
 334                 else
 335                 {
 336                     /* FIXME : User- and KernelTime have to be implemented */
 337                     memset(&pti, 0, sizeof(KERNEL_USER_TIMES));
 338
 339                     SERVER_START_REQ(get_process_info)
 340                     {
 341                       req->handle = wine_server_obj_handle( ProcessHandle );
 342                       if ((ret = wine_server_call( req )) == STATUS_SUCCESS)
 343                       {
 344                           pti.CreateTime.QuadPart = reply->start_time;
 345                           pti.ExitTime.QuadPart = reply->end_time;
 346                       }
 347                     }
 348                     SERVER_END_REQ;
 349
 350                     memcpy(ProcessInformation, &pti, sizeof(KERNEL_USER_TIMES));
 351                     len = sizeof(KERNEL_USER_TIMES);
 352                 }
 353
 354                 if (ProcessInformationLength > sizeof(KERNEL_USER_TIMES))
 355                     ret = STATUS_INFO_LENGTH_MISMATCH;
 356             }
 357             else
 358             {
 359                 len = sizeof(KERNEL_USER_TIMES);
 360                 ret = STATUS_INFO_LENGTH_MISMATCH;
 361             }
 362         }
 363         break;
 364     case ProcessDebugPort:
 365         len = sizeof(DWORD_PTR);
 366         if (ProcessInformationLength == len)
 367         {
 368             if (!ProcessInformation)
 369                 ret = STATUS_ACCESS_VIOLATION;
 370             else if (!ProcessHandle)
 371                 ret = STATUS_INVALID_HANDLE;
 372             else
 373             {
 374                 SERVER_START_REQ(get_process_info)
 375                 {
 376                     req->handle = wine_server_obj_handle( ProcessHandle );
 377                     if ((ret = wine_server_call( req )) == STATUS_SUCCESS)
 378                     {
 379                         *(DWORD_PTR *)ProcessInformation = reply->debugger_present ? ~(DWORD_PTR)0 : 0;
 380                     }
 381                 }
 382                 SERVER_END_REQ;
 383             }
 384         }
 385         else
 386             ret = STATUS_INFO_LENGTH_MISMATCH;
 387         break;
 388     case ProcessDebugFlags:
 389         len = sizeof(DWORD);
 390         if (ProcessInformationLength == len)
 391         {
 392             if (!ProcessInformation)
 393                 ret = STATUS_ACCESS_VIOLATION;
 394             else if (!ProcessHandle)
 395                 ret = STATUS_INVALID_HANDLE;
 396             else
 397             {
 398                 SERVER_START_REQ(get_process_info)
 399                 {
 400                     req->handle = wine_server_obj_handle( ProcessHandle );
 401                     if ((ret = wine_server_call( req )) == STATUS_SUCCESS)
 402                     {
 403                         *(DWORD *)ProcessInformation = reply->debug_children;
 404                     }
 405                 }
 406                 SERVER_END_REQ;
 407             }
 408         }
 409         else
 410             ret = STATUS_INFO_LENGTH_MISMATCH;
 411         break;
 412     case ProcessDefaultHardErrorMode:
 413         len = sizeof(process_error_mode);
 414         if (ProcessInformationLength == len)
 415             memcpy(ProcessInformation, &process_error_mode, len);
 416         else
 417             ret = STATUS_INFO_LENGTH_MISMATCH;
 418         break;
 419     case ProcessDebugObjectHandle:
 420         /* "These are not the debuggers you are looking for." *
 421          * set it to 0 aka "no debugger" to satisfy copy protections */
 422         len = sizeof(HANDLE);
 423         if (ProcessInformationLength == len)
 424         {
 425             if (!ProcessInformation)
 426                 ret = STATUS_ACCESS_VIOLATION;
 427             else if (!ProcessHandle)
 428                 ret = STATUS_INVALID_HANDLE;
 429             else
 430             {
 431                 memset(ProcessInformation, 0, ProcessInformationLength);
 432                 ret = STATUS_PORT_NOT_SET;
 433             }
 434         }
 435         else
 436             ret = STATUS_INFO_LENGTH_MISMATCH;
 437         break;
 438     case ProcessHandleCount:
 439         if (ProcessInformationLength >= 4)
 440         {
 441             if (!ProcessInformation)
 442                 ret = STATUS_ACCESS_VIOLATION;
 443             else if (!ProcessHandle)
 444                 ret = STATUS_INVALID_HANDLE;
 445             else
 446             {
 447                 memset(ProcessInformation, 0, 4);
 448                 len = 4;
 449             }
 450
 451             if (ProcessInformationLength > 4)
 452                 ret = STATUS_INFO_LENGTH_MISMATCH;
 453         }
 454         else
 455         {
 456             len = 4;
 457             ret = STATUS_INFO_LENGTH_MISMATCH;
 458         }
 459         break;
 460
 461     case ProcessAffinityMask:
 462         len = sizeof(ULONG_PTR);
 463         if (ProcessInformationLength == len)
 464         {
 465             const ULONG_PTR system_mask = get_system_affinity_mask();
 466
 467             SERVER_START_REQ(get_process_info)
 468             {
 469                 req->handle = wine_server_obj_handle( ProcessHandle );
 470                 if (!(ret = wine_server_call( req )))
 471                     *(ULONG_PTR *)ProcessInformation = reply->affinity & system_mask;
 472             }
 473             SERVER_END_REQ;
 474         }
 475         else ret = STATUS_INFO_LENGTH_MISMATCH;
 476         break;
 477
 478     case ProcessWow64Information:
 479         len = sizeof(ULONG_PTR);
 480         if (ProcessInformationLength != len) ret = STATUS_INFO_LENGTH_MISMATCH;
 481         else if (!ProcessInformation) ret = STATUS_ACCESS_VIOLATION;
 482         else if(!ProcessHandle) ret = STATUS_INVALID_HANDLE;
 483         else
 484         {
 485             ULONG_PTR val = 0;
 486
 487             if (ProcessHandle == GetCurrentProcess()) val = is_wow64;
 488             else if (server_cpus & ((1 << CPU_x86_64) | (1 << CPU_ARM64)))
 489             {
 490                 SERVER_START_REQ( get_process_info )
 491                 {
 492                     req->handle = wine_server_obj_handle( ProcessHandle );
 493                     if (!(ret = wine_server_call( req )))
 494                         val = (reply->cpu != CPU_x86_64 && reply->cpu != CPU_ARM64);
 495                 }
 496                 SERVER_END_REQ;
 497             }
 498             *(ULONG_PTR *)ProcessInformation = val;
 499         }
 500         break;
 501     case ProcessImageFileName:
 502         /* FIXME: this will return a DOS path. Windows returns an NT path. Changing this would require also changing kernel32.QueryFullProcessImageName.
 503          * The latter may be harder because of the lack of RtlNtPathNameToDosPathName. */
 504         SERVER_START_REQ(get_dll_info)
 505         {
 506             UNICODE_STRING *image_file_name_str = ProcessInformation;
 507
 508             req->handle = wine_server_obj_handle( ProcessHandle );
 509             req->base_address = 0; /* main module */
 510             wine_server_set_reply( req, image_file_name_str ? image_file_name_str + 1 : NULL,
 511                                    ProcessInformationLength > sizeof(UNICODE_STRING) ? ProcessInformationLength - sizeof(UNICODE_STRING) : 0 );
 512             ret = wine_server_call( req );
 513             if (ret == STATUS_BUFFER_TOO_SMALL) ret = STATUS_INFO_LENGTH_MISMATCH;
 514
 515             len = sizeof(UNICODE_STRING) + reply->filename_len;
 516             if (ret == STATUS_SUCCESS)
 517             {
 518                 image_file_name_str->MaximumLength = image_file_name_str->Length = reply->filename_len;
 519                 image_file_name_str->Buffer = (PWSTR)(image_file_name_str + 1);
 520             }
 521         }
 522         SERVER_END_REQ;
 523         break;
 524     case ProcessExecuteFlags:
 525         len = sizeof(ULONG);
 526         if (ProcessInformationLength == len)
 527             *(ULONG *)ProcessInformation = execute_flags;
 528         else
 529             ret = STATUS_INFO_LENGTH_MISMATCH;
 530         break;
 531     default:
 532         FIXME("(%p,info_class=%d,%p,0x%08x,%p) Unknown information class\n",
 533               ProcessHandle,ProcessInformationClass,
 534               ProcessInformation,ProcessInformationLength,
 535               ReturnLength);
 536         ret = STATUS_INVALID_INFO_CLASS;
 537         break;
 538     }
 539
 540     if (ReturnLength) *ReturnLength = len;
 541
 542     return ret;
 543 }
 544
 545 /******************************************************************************
 546  * NtSetInformationProcess [NTDLL.@]
 547  * ZwSetInformationProcess [NTDLL.@]
 548  */
 549 NTSTATUS WINAPI NtSetInformationProcess(
 550         IN HANDLE ProcessHandle,
 551         IN PROCESSINFOCLASS ProcessInformationClass,
 552         IN PVOID ProcessInformation,
 553         IN ULONG ProcessInformationLength)
 554 {
 555     NTSTATUS ret = STATUS_SUCCESS;
 556
 557     switch (ProcessInformationClass)
 558     {
 559     case ProcessDefaultHardErrorMode:
 560         if (ProcessInformationLength != sizeof(UINT)) return STATUS_INVALID_PARAMETER;
 561         process_error_mode = *(UINT *)ProcessInformation;
 562         break;
 563     case ProcessAffinityMask:
 564     {
 565         const ULONG_PTR system_mask = get_system_affinity_mask();
 566
 567         if (ProcessInformationLength != sizeof(DWORD_PTR)) return STATUS_INVALID_PARAMETER;
 568         if (*(PDWORD_PTR)ProcessInformation & ~system_mask)
 569             return STATUS_INVALID_PARAMETER;
 570         if (!*(PDWORD_PTR)ProcessInformation)
 571             return STATUS_INVALID_PARAMETER;
 572         SERVER_START_REQ( set_process_info )
 573         {
 574             req->handle   = wine_server_obj_handle( ProcessHandle );
 575             req->affinity = *(PDWORD_PTR)ProcessInformation;
 576             req->mask     = SET_PROCESS_INFO_AFFINITY;
 577             ret = wine_server_call( req );
 578         }
 579         SERVER_END_REQ;
 580         break;
 581     }
 582     case ProcessPriorityClass:
 583         if (ProcessInformationLength != sizeof(PROCESS_PRIORITY_CLASS))
 584             return STATUS_INVALID_PARAMETER;
 585         else
 586         {
 587             PROCESS_PRIORITY_CLASS* ppc = ProcessInformation;
 588
 589             SERVER_START_REQ( set_process_info )
 590             {
 591                 req->handle   = wine_server_obj_handle( ProcessHandle );
 592                 /* FIXME Foreground isn't used */
 593                 req->priority = ppc->PriorityClass;
 594                 req->mask     = SET_PROCESS_INFO_PRIORITY;
 595                 ret = wine_server_call( req );
 596             }
 597             SERVER_END_REQ;
 598         }
 599         break;
 600
 601     case ProcessExecuteFlags:
 602         if (ProcessInformationLength != sizeof(ULONG))
 603             return STATUS_INVALID_PARAMETER;
 604         else if (execute_flags & MEM_EXECUTE_OPTION_PERMANENT)
 605             return STATUS_ACCESS_DENIED;
 606         else
 607         {
 608             BOOL enable;
 609             switch (*(ULONG *)ProcessInformation & (MEM_EXECUTE_OPTION_ENABLE|MEM_EXECUTE_OPTION_DISABLE))
 610             {
 611             case MEM_EXECUTE_OPTION_ENABLE:
 612                 enable = TRUE;
 613                 break;
 614             case MEM_EXECUTE_OPTION_DISABLE:
 615                 enable = FALSE;
 616                 break;
 617             default:
 618                 return STATUS_INVALID_PARAMETER;
 619             }
 620             execute_flags = *(ULONG *)ProcessInformation;
 621             VIRTUAL_SetForceExec( enable );
 622         }
 623         break;
 624
 625     default:
 626         FIXME("(%p,0x%08x,%p,0x%08x) stub\n",
 627               ProcessHandle,ProcessInformationClass,ProcessInformation,
 628               ProcessInformationLength);
 629         ret = STATUS_NOT_IMPLEMENTED;
 630         break;
 631     }
 632     return ret;
 633 }
 634
 635 /******************************************************************************
 636  * NtFlushInstructionCache [NTDLL.@]
 637  * ZwFlushInstructionCache [NTDLL.@]
 638  */
 639 NTSTATUS WINAPI NtFlushInstructionCache(
 640         IN HANDLE ProcessHandle,
 641         IN LPCVOID BaseAddress,
 642         IN SIZE_T Size)
 643 {
 644     static int once;
 645     if (!once++)
 646     {
 647 #if defined(__x86_64__) || defined(__i386__)
 648         TRACE("%p %p %ld - no-op on x86 and x86_64\n", ProcessHandle, BaseAddress, Size );
 649 #else
 650         FIXME("%p %p %ld\n", ProcessHandle, BaseAddress, Size );
 651 #endif
 652     }
 653     return STATUS_SUCCESS;
 654 }
 655
 656 /******************************************************************
 657  *              NtOpenProcess [NTDLL.@]
 658  *              ZwOpenProcess [NTDLL.@]
 659  */
 660 NTSTATUS  WINAPI NtOpenProcess(PHANDLE handle, ACCESS_MASK access,
 661                                const OBJECT_ATTRIBUTES* attr, const CLIENT_ID* cid)
 662 {
 663     NTSTATUS    status;
 664
 665     SERVER_START_REQ( open_process )
 666     {
 667         req->pid        = HandleToULong(cid->UniqueProcess);
 668         req->access     = access;
 669         req->attributes = attr ? attr->Attributes : 0;
 670         status = wine_server_call( req );
 671         if (!status) *handle = wine_server_ptr_handle( reply->handle );
 672     }
 673     SERVER_END_REQ;
 674     return status;
 675 }
 676
 677 /******************************************************************************
 678  * NtResumeProcess
 679  * ZwResumeProcess
 680  */
 681 NTSTATUS WINAPI NtResumeProcess( HANDLE handle )
 682 {
 683     FIXME("stub: %p\n", handle);
 684     return STATUS_NOT_IMPLEMENTED;
 685 }
 686
 687 /******************************************************************************
 688  * NtSuspendProcess
 689  * ZwSuspendProcess
 690  */
 691 NTSTATUS WINAPI NtSuspendProcess( HANDLE handle )
 692 {
 693     FIXME("stub: %p\n", handle);
 694     return STATUS_NOT_IMPLEMENTED;
 695 }