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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  22  */
  23
  24 #include <stdarg.h>
  25 #include <stdio.h>
  26 #include <stdlib.h>
  27 #include <string.h>
  28 #include <time.h>
  29 #include "wine/debug.h"
  30
  31 #include "windef.h"
  32 #include "winternl.h"
  33 #include "ntdll_misc.h"
  34 #include "wine/server.h"
  35
  36 WINE_DEFAULT_DEBUG_CHANNEL(ntdll);
  37
  38 /*
  39  *      Process object
  40  */
  41
  42 /******************************************************************************
  43  *  NtTerminateProcess                  [NTDLL.@]
  44  *
  45  *  Native applications must kill themselves when done
  46  */
  47 NTSTATUS WINAPI NtTerminateProcess( HANDLE handle, LONG exit_code )
  48 {
  49     NTSTATUS ret;
  50     BOOL self;
  51     SERVER_START_REQ( terminate_process )
  52     {
  53         req->handle    = handle;
  54         req->exit_code = exit_code;
  55         ret = wine_server_call( req );
  56         self = !ret && reply->self;
  57     }
  58     SERVER_END_REQ;
  59     if (self) exit( exit_code );
  60     return ret;
  61 }
  62
  63 /******************************************************************************
  64  *  RtlGetCurrentPeb  [NTDLL.@]
  65  *
  66  */
  67 PEB * WINAPI RtlGetCurrentPeb(void)
  68 {
  69     return NtCurrentTeb()->Peb;
  70 }
  71
  72 #define UNIMPLEMENTED_INFO_CLASS(c) \
  73     case c: \
  74         FIXME("(process=%p) Unimplemented information class: " #c "\n", ProcessHandle); \
  75         ret = STATUS_INVALID_INFO_CLASS; \
  76         break
  77
  78 /******************************************************************************
  79 *  NtQueryInformationProcess            [NTDLL.@]
  80 *  ZwQueryInformationProcess            [NTDLL.@]
  81 *
  82 */
  83 NTSTATUS WINAPI NtQueryInformationProcess(
  84         IN HANDLE ProcessHandle,
  85         IN PROCESSINFOCLASS ProcessInformationClass,
  86         OUT PVOID ProcessInformation,
  87         IN ULONG ProcessInformationLength,
  88         OUT PULONG ReturnLength)
  89 {
  90     NTSTATUS ret = STATUS_SUCCESS;
  91     ULONG len = 0;
  92
  93     TRACE("(%p,0x%08x,%p,0x%08lx,%p)\n",
  94           ProcessHandle,ProcessInformationClass,
  95           ProcessInformation,ProcessInformationLength,
  96           ReturnLength);
  97
  98     switch (ProcessInformationClass)
  99     {
 100     UNIMPLEMENTED_INFO_CLASS(ProcessQuotaLimits);
 101     UNIMPLEMENTED_INFO_CLASS(ProcessBasePriority);
 102     UNIMPLEMENTED_INFO_CLASS(ProcessRaisePriority);
 103     UNIMPLEMENTED_INFO_CLASS(ProcessExceptionPort);
 104     UNIMPLEMENTED_INFO_CLASS(ProcessAccessToken);
 105     UNIMPLEMENTED_INFO_CLASS(ProcessLdtInformation);
 106     UNIMPLEMENTED_INFO_CLASS(ProcessLdtSize);
 107     UNIMPLEMENTED_INFO_CLASS(ProcessDefaultHardErrorMode);
 108     UNIMPLEMENTED_INFO_CLASS(ProcessIoPortHandlers);
 109     UNIMPLEMENTED_INFO_CLASS(ProcessPooledUsageAndLimits);
 110     UNIMPLEMENTED_INFO_CLASS(ProcessWorkingSetWatch);
 111     UNIMPLEMENTED_INFO_CLASS(ProcessUserModeIOPL);
 112     UNIMPLEMENTED_INFO_CLASS(ProcessEnableAlignmentFaultFixup);
 113     UNIMPLEMENTED_INFO_CLASS(ProcessPriorityClass);
 114     UNIMPLEMENTED_INFO_CLASS(ProcessWx86Information);
 115     UNIMPLEMENTED_INFO_CLASS(ProcessAffinityMask);
 116     UNIMPLEMENTED_INFO_CLASS(ProcessPriorityBoost);
 117     UNIMPLEMENTED_INFO_CLASS(ProcessDeviceMap);
 118     UNIMPLEMENTED_INFO_CLASS(ProcessSessionInformation);
 119     UNIMPLEMENTED_INFO_CLASS(ProcessForegroundInformation);
 120     UNIMPLEMENTED_INFO_CLASS(ProcessImageFileName);
 121     UNIMPLEMENTED_INFO_CLASS(ProcessLUIDDeviceMapsEnabled);
 122     UNIMPLEMENTED_INFO_CLASS(ProcessBreakOnTermination);
 123     UNIMPLEMENTED_INFO_CLASS(ProcessDebugObjectHandle);
 124     UNIMPLEMENTED_INFO_CLASS(ProcessDebugFlags);
 125     UNIMPLEMENTED_INFO_CLASS(ProcessHandleTracing);
 126
 127     case ProcessBasicInformation:
 128         {
 129             PROCESS_BASIC_INFORMATION pbi;
 130
 131             if (ProcessInformationLength >= sizeof(PROCESS_BASIC_INFORMATION))
 132             {
 133                 if (!ProcessInformation)
 134                     ret = STATUS_ACCESS_VIOLATION;
 135                 else if (!ProcessHandle)
 136                     ret = STATUS_INVALID_HANDLE;
 137                 else
 138                 {
 139                     SERVER_START_REQ(get_process_info)
 140                     {
 141                         req->handle = ProcessHandle;
 142                         if ((ret = wine_server_call( req )) == STATUS_SUCCESS)
 143                         {
 144                             pbi.ExitStatus = reply->exit_code;
 145                             pbi.PebBaseAddress = (DWORD)reply->peb;
 146                             pbi.AffinityMask = reply->process_affinity;
 147                             pbi.BasePriority = reply->priority;
 148                             pbi.UniqueProcessId = reply->pid;
 149                             pbi.InheritedFromUniqueProcessId = reply->ppid;
 150                         }
 151                     }
 152                     SERVER_END_REQ;
 153
 154                     memcpy(ProcessInformation, &pbi, sizeof(PROCESS_BASIC_INFORMATION));
 155
 156                     len = sizeof(PROCESS_BASIC_INFORMATION);
 157                 }
 158
 159                 if (ProcessInformationLength > sizeof(PROCESS_BASIC_INFORMATION))
 160                     ret = STATUS_INFO_LENGTH_MISMATCH;
 161             }
 162             else ret = STATUS_INFO_LENGTH_MISMATCH;
 163         }
 164         break;
 165     case ProcessIoCounters:
 166         {
 167             IO_COUNTERS pii;
 168
 169             if (ProcessInformationLength >= sizeof(IO_COUNTERS))
 170             {
 171                 if (!ProcessInformation)
 172                     ret = STATUS_ACCESS_VIOLATION;
 173                 else if (!ProcessHandle)
 174                     ret = STATUS_INVALID_HANDLE;
 175                 else
 176                 {
 177                     /* FIXME : real data */
 178                     memset(&pii, 0 , sizeof(IO_COUNTERS));
 179
 180                     memcpy(ProcessInformation, &pii, sizeof(IO_COUNTERS));
 181
 182                     len = sizeof(IO_COUNTERS);
 183                 }
 184
 185                 if (ProcessInformationLength > sizeof(IO_COUNTERS))
 186                     ret = STATUS_INFO_LENGTH_MISMATCH;
 187             }
 188             else ret = STATUS_INFO_LENGTH_MISMATCH;
 189         }
 190         break;
 191     case ProcessVmCounters:
 192         {
 193             VM_COUNTERS pvmi;
 194
 195             if (ProcessInformationLength >= sizeof(VM_COUNTERS))
 196             {
 197                 if (!ProcessInformation)
 198                     ret = STATUS_ACCESS_VIOLATION;
 199                 else if (!ProcessHandle)
 200                     ret = STATUS_INVALID_HANDLE;
 201                 else
 202                 {
 203                     /* FIXME : real data */
 204                     memset(&pvmi, 0 , sizeof(VM_COUNTERS));
 205
 206                     memcpy(ProcessInformation, &pvmi, sizeof(VM_COUNTERS));
 207
 208                     len = sizeof(VM_COUNTERS);
 209                 }
 210
 211                 if (ProcessInformationLength > sizeof(VM_COUNTERS))
 212                     ret = STATUS_INFO_LENGTH_MISMATCH;
 213             }
 214             else ret = STATUS_INFO_LENGTH_MISMATCH;
 215         }
 216         break;
 217     case ProcessTimes:
 218         {
 219             KERNEL_USER_TIMES pti;
 220
 221             if (ProcessInformationLength >= sizeof(KERNEL_USER_TIMES))
 222             {
 223                 if (!ProcessInformation)
 224                     ret = STATUS_ACCESS_VIOLATION;
 225                 else if (!ProcessHandle)
 226                     ret = STATUS_INVALID_HANDLE;
 227                 else
 228                 {
 229                     /* FIXME : real data */
 230                     memset(&pti, 0, sizeof(KERNEL_USER_TIMES));
 231
 232                     memcpy(ProcessInformation, &pti, sizeof(KERNEL_USER_TIMES));
 233
 234                     len = sizeof(KERNEL_USER_TIMES);
 235                 }
 236
 237                 if (ProcessInformationLength > sizeof(KERNEL_USER_TIMES))
 238                     ret = STATUS_INFO_LENGTH_MISMATCH;
 239             }
 240             else ret = STATUS_INFO_LENGTH_MISMATCH;
 241         }
 242         break;
 243     case ProcessDebugPort:
 244         /* "These are not the debuggers you are looking for." *
 245          * set it to 0 aka "no debugger" to satisfy copy protections */
 246         if (ProcessInformationLength == 4)
 247         {
 248             memset(ProcessInformation, 0, ProcessInformationLength);
 249             len = 4;
 250         }
 251         else ret = STATUS_INFO_LENGTH_MISMATCH;
 252         break;
 253     case ProcessHandleCount:
 254         if (ProcessInformationLength >= 4)
 255         {
 256             if (!ProcessInformation)
 257                 ret = STATUS_ACCESS_VIOLATION;
 258             else if (!ProcessHandle)
 259                 ret = STATUS_INVALID_HANDLE;
 260             else
 261             {
 262                 memset(ProcessInformation, 0, 4);
 263
 264
 265                 len = 4;
 266             }
 267
 268             if (ProcessInformationLength > 4)
 269                 ret = STATUS_INFO_LENGTH_MISMATCH;
 270          }
 271          else ret = STATUS_INFO_LENGTH_MISMATCH;
 272          break;
 273     case ProcessWow64Information:
 274         if (ProcessInformationLength == 4)
 275         {
 276             memset(ProcessInformation, 0, ProcessInformationLength);
 277             len = 4;
 278         }
 279         else ret = STATUS_INFO_LENGTH_MISMATCH;
 280         break;
 281     default:
 282         FIXME("(%p,info_class=%d,%p,0x%08lx,%p) Unknown information class\n",
 283               ProcessHandle,ProcessInformationClass,
 284               ProcessInformation,ProcessInformationLength,
 285               ReturnLength);
 286         ret = STATUS_INVALID_INFO_CLASS;
 287         break;
 288     }
 289
 290     if (ReturnLength) *ReturnLength = len;
 291
 292     return ret;
 293 }
 294
 295 /******************************************************************************
 296  * NtSetInformationProcess [NTDLL.@]
 297  * ZwSetInformationProcess [NTDLL.@]
 298  */
 299 NTSTATUS WINAPI NtSetInformationProcess(
 300         IN HANDLE ProcessHandle,
 301         IN PROCESSINFOCLASS ProcessInformationClass,
 302         IN PVOID ProcessInformation,
 303         IN ULONG ProcessInformationLength)
 304 {
 305     NTSTATUS ret = STATUS_SUCCESS;
 306
 307     switch (ProcessInformationClass)
 308     {
 309     case ProcessPriorityClass:
 310         if (ProcessInformationLength != sizeof(PROCESS_PRIORITY_CLASS))
 311             return STATUS_INVALID_PARAMETER;
 312         else
 313         {
 314             PROCESS_PRIORITY_CLASS* ppc = ProcessInformation;
 315
 316             SERVER_START_REQ( set_process_info )
 317             {
 318                 req->handle   = ProcessHandle;
 319                 /* FIXME Foreground isn't used */
 320                 req->priority = ppc->PriorityClass;
 321                 req->mask     = SET_PROCESS_INFO_PRIORITY;
 322                 ret = wine_server_call( req );
 323             }
 324             SERVER_END_REQ;
 325         }
 326         break;
 327     default:
 328         FIXME("(%p,0x%08x,%p,0x%08lx) stub\n",
 329               ProcessHandle,ProcessInformationClass,ProcessInformation,
 330               ProcessInformationLength);
 331         ret = STATUS_NOT_IMPLEMENTED;
 332         break;
 333     }
 334     return ret;
 335 }
 336
 337 /******************************************************************************
 338  * NtFlushInstructionCache [NTDLL.@]
 339  * ZwFlushInstructionCache [NTDLL.@]
 340  */
 341 NTSTATUS WINAPI NtFlushInstructionCache(
 342         IN HANDLE ProcessHandle,
 343         IN LPCVOID BaseAddress,
 344         IN SIZE_T Size)
 345 {
 346 #ifdef __i386__
 347     TRACE("%p %p %ld - no-op on x86\n", ProcessHandle, BaseAddress, Size );
 348 #else
 349     FIXME("%p %p %ld\n", ProcessHandle, BaseAddress, Size );
 350 #endif
 351     return STATUS_SUCCESS;
 352 }
 353
 354 /******************************************************************
 355  *              NtOpenProcess [NTDLL.@]
 356  *              ZwOpenProcess [NTDLL.@]
 357  */
 358 NTSTATUS  WINAPI NtOpenProcess(PHANDLE handle, ACCESS_MASK access,
 359                                const OBJECT_ATTRIBUTES* attr, const CLIENT_ID* cid)
 360 {
 361     NTSTATUS    status;
 362
 363     SERVER_START_REQ( open_process )
 364     {
 365         req->pid     = (DWORD)cid->UniqueProcess;
 366         req->access  = access;
 367         req->inherit = attr && (attr->Attributes & OBJ_INHERIT);
 368         status = wine_server_call( req );
 369         if (!status) *handle = reply->handle;
 370     }
 371     SERVER_END_REQ;
 372     return status;
 373 }