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     switch (ProcessInformationClass)
  81     {
  82     case ProcessBasicInformation:
  83         if (ProcessInformationLength == sizeof(PROCESS_BASIC_INFORMATION))
  84         {
  85             SERVER_START_REQ(get_process_info)
  86             {
  87                 req->handle = ProcessHandle;
  88                 if ((ret = wine_server_call( req )) == STATUS_SUCCESS)
  89                 {
  90                     PROCESS_BASIC_INFORMATION* pbi = (PROCESS_BASIC_INFORMATION*)ProcessInformation;
  91                     pbi->ExitStatus = reply->exit_code;
  92                     pbi->PebBaseAddress = (DWORD)reply->peb;
  93                     pbi->AffinityMask = reply->process_affinity;
  94                     pbi->BasePriority = reply->priority;
  95                     pbi->UniqueProcessId = reply->pid;
  96                     pbi->InheritedFromUniqueProcessId = reply->ppid;
  97                 }
  98             }
  99             SERVER_END_REQ;
 100         }
 101         else ret = STATUS_INFO_LENGTH_MISMATCH;
 102         break;
 103     case ProcessIoCounters:
 104         if (ProcessInformationLength == sizeof(IO_COUNTERS))
 105         {
 106             memset(ProcessInformation, 0, ProcessInformationLength);
 107             len = sizeof(IO_COUNTERS);
 108         }
 109         else ret = STATUS_INFO_LENGTH_MISMATCH;
 110         break;
 111     case ProcessDebugPort:
 112         /* "These are not the debuggers you are looking for." *
 113          * set it to 0 aka "no debugger" to satisfy copy protections */
 114         if (ProcessInformationLength == 4)
 115         {
 116             memset(ProcessInformation, 0, ProcessInformationLength);
 117             len = 4;
 118         }
 119         else ret = STATUS_INFO_LENGTH_MISMATCH;
 120         break;
 121     case ProcessWow64Information:
 122         if (ProcessInformationLength == 4)
 123         {
 124             memset(ProcessInformation, 0, ProcessInformationLength);
 125             len = 4;
 126         }
 127         else ret = STATUS_INFO_LENGTH_MISMATCH;
 128         break;
 129     default:
 130         FIXME("(%p,0x%08x,%p,0x%08lx,%p),stub!\n",
 131               ProcessHandle,ProcessInformationClass,
 132               ProcessInformation,ProcessInformationLength,
 133               ReturnLength);
 134         ret = STATUS_NOT_IMPLEMENTED;
 135         break;
 136     }
 137
 138     if (ReturnLength) *ReturnLength = len;
 139
 140     return ret;
 141 }
 142
 143 /******************************************************************************
 144  * NtSetInformationProcess [NTDLL.@]
 145  * ZwSetInformationProcess [NTDLL.@]
 146  */
 147 NTSTATUS WINAPI NtSetInformationProcess(
 148         IN HANDLE ProcessHandle,
 149         IN PROCESSINFOCLASS ProcessInformationClass,
 150         IN PVOID ProcessInformation,
 151         IN ULONG ProcessInformationLength)
 152 {
 153     FIXME("(%p,0x%08x,%p,0x%08lx) stub\n",
 154           ProcessHandle,ProcessInformationClass,ProcessInformation,ProcessInformationLength);
 155     return 0;
 156 }
 157
 158 /******************************************************************************
 159  * NtFlushInstructionCache [NTDLL.@]
 160  * ZwFlushInstructionCache [NTDLL.@]
 161  */
 162 NTSTATUS WINAPI NtFlushInstructionCache(
 163         IN HANDLE ProcessHandle,
 164         IN LPCVOID BaseAddress,
 165         IN ULONG Size)
 166 {
 167 #ifdef __i386__
 168     TRACE("%p %p %ld - no-op on x86\n", ProcessHandle, BaseAddress, Size );
 169 #else
 170     FIXME("%p %p %ld\n", ProcessHandle, BaseAddress, Size );
 171 #endif
 172     return STATUS_SUCCESS;
 173 }