git.oblomov.eu Git - wine/blob - 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 "winbase.h"
  33 #include "winreg.h"
  34 #include "winternl.h"
  35 #include "ntdll_misc.h"
  36 #include "wine/server.h"
  37
  38 WINE_DEFAULT_DEBUG_CHANNEL(ntdll);
  39
  40 /*
  41  *      Process object
  42  */
  43
  44 /******************************************************************************
  45  *  NtTerminateProcess                  [NTDLL.@]
  46  *
  47  *  Native applications must kill themselves when done
  48  */
  49 NTSTATUS WINAPI NtTerminateProcess( HANDLE handle, LONG exit_code )
  50 {
  51     NTSTATUS ret;
  52     BOOL self;
  53     SERVER_START_REQ( terminate_process )
  54     {
  55         req->handle    = handle;
  56         req->exit_code = exit_code;
  57         ret = wine_server_call( req );
  58         self = !ret && reply->self;
  59     }
  60     SERVER_END_REQ;
  61     if (self) exit( exit_code );
  62     return ret;
  63 }
  64
  65 /******************************************************************************
  66 *  NtQueryInformationProcess            [NTDLL.@]
  67 *  ZwQueryInformationProcess            [NTDLL.@]
  68 *
  69 */
  70 NTSTATUS WINAPI NtQueryInformationProcess(
  71         IN HANDLE ProcessHandle,
  72         IN PROCESSINFOCLASS ProcessInformationClass,
  73         OUT PVOID ProcessInformation,
  74         IN ULONG ProcessInformationLength,
  75         OUT PULONG ReturnLength)
  76 {
  77     NTSTATUS ret = STATUS_SUCCESS;
  78     ULONG len = 0;
  79
  80     TRACE("(%p,0x%08x,%p,0x%08lx,%p)\n",
  81           ProcessHandle,ProcessInformationClass,
  82           ProcessInformation,ProcessInformationLength,
  83           ReturnLength);
  84
  85     switch (ProcessInformationClass)
  86     {
  87     case ProcessBasicInformation:
  88         if (ProcessInformationLength == sizeof(PROCESS_BASIC_INFORMATION))
  89         {
  90             if (!ProcessInformation) ret = STATUS_ACCESS_VIOLATION;
  91             else
  92             {
  93                 SERVER_START_REQ(get_process_info)
  94                 {
  95                     req->handle = ProcessHandle;
  96                     if ((ret = wine_server_call( req )) == STATUS_SUCCESS)
  97                     {
  98                         PROCESS_BASIC_INFORMATION* pbi = (PROCESS_BASIC_INFORMATION*)ProcessInformation;
  99                         pbi->ExitStatus = reply->exit_code;
 100                         pbi->PebBaseAddress = (DWORD)reply->peb;
 101                         pbi->AffinityMask = reply->process_affinity;
 102                         pbi->BasePriority = reply->priority;
 103                         pbi->UniqueProcessId = reply->pid;
 104                         pbi->InheritedFromUniqueProcessId = reply->ppid;
 105                         len = sizeof(PROCESS_BASIC_INFORMATION);
 106                     }
 107                 }
 108                 SERVER_END_REQ;
 109             }
 110         }
 111         else ret = STATUS_INFO_LENGTH_MISMATCH;
 112         break;
 113     case ProcessIoCounters:
 114         if (ProcessInformationLength == sizeof(IO_COUNTERS))
 115         {
 116             memset(ProcessInformation, 0, ProcessInformationLength);
 117             len = sizeof(IO_COUNTERS);
 118         }
 119         else ret = STATUS_INFO_LENGTH_MISMATCH;
 120         break;
 121     case ProcessDebugPort:
 122         /* "These are not the debuggers you are looking for." *
 123          * set it to 0 aka "no debugger" to satisfy copy protections */
 124         if (ProcessInformationLength == 4)
 125         {
 126             memset(ProcessInformation, 0, ProcessInformationLength);
 127             len = 4;
 128         }
 129         else ret = STATUS_INFO_LENGTH_MISMATCH;
 130         break;
 131     case ProcessWow64Information:
 132         if (ProcessInformationLength == 4)
 133         {
 134             memset(ProcessInformation, 0, ProcessInformationLength);
 135             len = 4;
 136         }
 137         else ret = STATUS_INFO_LENGTH_MISMATCH;
 138         break;
 139     default:
 140         FIXME("(%p,0x%08x,%p,0x%08lx,%p),stub!\n",
 141               ProcessHandle,ProcessInformationClass,
 142               ProcessInformation,ProcessInformationLength,
 143               ReturnLength);
 144         ret = STATUS_INVALID_INFO_CLASS;
 145         break;
 146     }
 147
 148     if (ReturnLength) *ReturnLength = len;
 149
 150     return ret;
 151 }
 152
 153 /******************************************************************************
 154  * NtSetInformationProcess [NTDLL.@]
 155  * ZwSetInformationProcess [NTDLL.@]
 156  */
 157 NTSTATUS WINAPI NtSetInformationProcess(
 158         IN HANDLE ProcessHandle,
 159         IN PROCESSINFOCLASS ProcessInformationClass,
 160         IN PVOID ProcessInformation,
 161         IN ULONG ProcessInformationLength)
 162 {
 163     FIXME("(%p,0x%08x,%p,0x%08lx) stub\n",
 164           ProcessHandle,ProcessInformationClass,ProcessInformation,ProcessInformationLength);
 165     return 0;
 166 }
 167
 168 /******************************************************************************
 169  * NtFlushInstructionCache [NTDLL.@]
 170  * ZwFlushInstructionCache [NTDLL.@]
 171  */
 172 NTSTATUS WINAPI NtFlushInstructionCache(
 173         IN HANDLE ProcessHandle,
 174         IN LPCVOID BaseAddress,
 175         IN ULONG Size)
 176 {
 177 #ifdef __i386__
 178     TRACE("%p %p %ld - no-op on x86\n", ProcessHandle, BaseAddress, Size );
 179 #else
 180     FIXME("%p %p %ld\n", ProcessHandle, BaseAddress, Size );
 181 #endif
 182     return STATUS_SUCCESS;
 183 }