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Sweden-Number/dlls/kernel/process.c

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/*
* Win32 processes
*
* Copyright 1996, 1998 Alexandre Julliard
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include "config.h"
#include "wine/port.h"
#include "wine/winbase16.h"
#include "wine/winuser16.h"
#include "ntstatus.h"
#include "thread.h"
#include "wine/server.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(process);
/* Process flags */
#define PDB32_DEBUGGED 0x0001 /* Process is being debugged */
#define PDB32_WIN16_PROC 0x0008 /* Win16 process */
#define PDB32_DOS_PROC 0x0010 /* Dos process */
#define PDB32_CONSOLE_PROC 0x0020 /* Console process */
#define PDB32_FILE_APIS_OEM 0x0040 /* File APIs are OEM */
#define PDB32_WIN32S_PROC 0x8000 /* Win32s process */
static DWORD shutdown_flags = 0;
static DWORD shutdown_priority = 0x280;
static DWORD process_dword;
static BOOL oem_file_apis;
/***********************************************************************
* GetProcessFlags (KERNEL32.@)
*/
DWORD WINAPI GetProcessFlags( DWORD processid )
{
IMAGE_NT_HEADERS *nt;
DWORD flags = 0;
if (processid && processid != GetCurrentProcessId()) return 0;
if ((nt = RtlImageNtHeader( NtCurrentTeb()->Peb->ImageBaseAddress )))
{
if (nt->OptionalHeader.Subsystem == IMAGE_SUBSYSTEM_WINDOWS_CUI)
flags |= PDB32_CONSOLE_PROC;
}
if (!AreFileApisANSI()) flags |= PDB32_FILE_APIS_OEM;
if (IsDebuggerPresent()) flags |= PDB32_DEBUGGED;
return flags;
}
/***********************************************************************
* GetProcessDword (KERNEL.485)
* GetProcessDword (KERNEL32.18)
* 'Of course you cannot directly access Windows internal structures'
*/
DWORD WINAPI GetProcessDword( DWORD dwProcessID, INT offset )
{
DWORD x, y;
STARTUPINFOW siw;
TRACE("(%ld, %d)\n", dwProcessID, offset );
if (dwProcessID && dwProcessID != GetCurrentProcessId())
{
ERR("%d: process %lx not accessible\n", offset, dwProcessID);
return 0;
}
switch ( offset )
{
case GPD_APP_COMPAT_FLAGS:
return GetAppCompatFlags16(0);
case GPD_LOAD_DONE_EVENT:
return 0;
case GPD_HINSTANCE16:
return GetTaskDS16();
case GPD_WINDOWS_VERSION:
return GetExeVersion16();
case GPD_THDB:
return (DWORD)NtCurrentTeb() - 0x10 /* FIXME */;
case GPD_PDB:
return (DWORD)NtCurrentTeb()->Peb;
case GPD_STARTF_SHELLDATA: /* return stdoutput handle from startupinfo ??? */
GetStartupInfoW(&siw);
return (DWORD)siw.hStdOutput;
case GPD_STARTF_HOTKEY: /* return stdinput handle from startupinfo ??? */
GetStartupInfoW(&siw);
return (DWORD)siw.hStdInput;
case GPD_STARTF_SHOWWINDOW:
GetStartupInfoW(&siw);
return siw.wShowWindow;
case GPD_STARTF_SIZE:
GetStartupInfoW(&siw);
x = siw.dwXSize;
if ( (INT)x == CW_USEDEFAULT ) x = CW_USEDEFAULT16;
y = siw.dwYSize;
if ( (INT)y == CW_USEDEFAULT ) y = CW_USEDEFAULT16;
return MAKELONG( x, y );
case GPD_STARTF_POSITION:
GetStartupInfoW(&siw);
x = siw.dwX;
if ( (INT)x == CW_USEDEFAULT ) x = CW_USEDEFAULT16;
y = siw.dwY;
if ( (INT)y == CW_USEDEFAULT ) y = CW_USEDEFAULT16;
return MAKELONG( x, y );
case GPD_STARTF_FLAGS:
GetStartupInfoW(&siw);
return siw.dwFlags;
case GPD_PARENT:
return 0;
case GPD_FLAGS:
return GetProcessFlags(0);
case GPD_USERDATA:
return process_dword;
default:
ERR("Unknown offset %d\n", offset );
return 0;
}
}
/***********************************************************************
* SetProcessDword (KERNEL.484)
* 'Of course you cannot directly access Windows internal structures'
*/
void WINAPI SetProcessDword( DWORD dwProcessID, INT offset, DWORD value )
{
TRACE("(%ld, %d)\n", dwProcessID, offset );
if (dwProcessID && dwProcessID != GetCurrentProcessId())
{
ERR("%d: process %lx not accessible\n", offset, dwProcessID);
return;
}
switch ( offset )
{
case GPD_APP_COMPAT_FLAGS:
case GPD_LOAD_DONE_EVENT:
case GPD_HINSTANCE16:
case GPD_WINDOWS_VERSION:
case GPD_THDB:
case GPD_PDB:
case GPD_STARTF_SHELLDATA:
case GPD_STARTF_HOTKEY:
case GPD_STARTF_SHOWWINDOW:
case GPD_STARTF_SIZE:
case GPD_STARTF_POSITION:
case GPD_STARTF_FLAGS:
case GPD_PARENT:
case GPD_FLAGS:
ERR("Not allowed to modify offset %d\n", offset );
break;
case GPD_USERDATA:
process_dword = value;
break;
default:
ERR("Unknown offset %d\n", offset );
break;
}
}
/***********************************************************************
* ExitProcess (KERNEL.466)
*/
void WINAPI ExitProcess16( WORD status )
{
DWORD count;
ReleaseThunkLock( &count );
ExitProcess( status );
}
/*********************************************************************
* OpenProcess (KERNEL32.@)
*/
HANDLE WINAPI OpenProcess( DWORD access, BOOL inherit, DWORD id )
{
HANDLE ret = 0;
SERVER_START_REQ( open_process )
{
req->pid = id;
req->access = access;
req->inherit = inherit;
if (!wine_server_call_err( req )) ret = reply->handle;
}
SERVER_END_REQ;
return ret;
}
/*********************************************************************
* MapProcessHandle (KERNEL.483)
*/
DWORD WINAPI MapProcessHandle( HANDLE handle )
{
DWORD ret = 0;
SERVER_START_REQ( get_process_info )
{
req->handle = handle;
if (!wine_server_call_err( req )) ret = reply->pid;
}
SERVER_END_REQ;
return ret;
}
/***********************************************************************
* SetPriorityClass (KERNEL32.@)
*/
BOOL WINAPI SetPriorityClass( HANDLE hprocess, DWORD priorityclass )
{
BOOL ret;
SERVER_START_REQ( set_process_info )
{
req->handle = hprocess;
req->priority = priorityclass;
req->mask = SET_PROCESS_INFO_PRIORITY;
ret = !wine_server_call_err( req );
}
SERVER_END_REQ;
return ret;
}
/***********************************************************************
* GetPriorityClass (KERNEL32.@)
*/
DWORD WINAPI GetPriorityClass(HANDLE hprocess)
{
DWORD ret = 0;
SERVER_START_REQ( get_process_info )
{
req->handle = hprocess;
if (!wine_server_call_err( req )) ret = reply->priority;
}
SERVER_END_REQ;
return ret;
}
/***********************************************************************
* SetProcessAffinityMask (KERNEL32.@)
*/
BOOL WINAPI SetProcessAffinityMask( HANDLE hProcess, DWORD affmask )
{
BOOL ret;
SERVER_START_REQ( set_process_info )
{
req->handle = hProcess;
req->affinity = affmask;
req->mask = SET_PROCESS_INFO_AFFINITY;
ret = !wine_server_call_err( req );
}
SERVER_END_REQ;
return ret;
}
/**********************************************************************
* GetProcessAffinityMask (KERNEL32.@)
*/
BOOL WINAPI GetProcessAffinityMask( HANDLE hProcess,
LPDWORD lpProcessAffinityMask,
LPDWORD lpSystemAffinityMask )
{
BOOL ret = FALSE;
SERVER_START_REQ( get_process_info )
{
req->handle = hProcess;
if (!wine_server_call_err( req ))
{
if (lpProcessAffinityMask) *lpProcessAffinityMask = reply->process_affinity;
if (lpSystemAffinityMask) *lpSystemAffinityMask = reply->system_affinity;
ret = TRUE;
}
}
SERVER_END_REQ;
return ret;
}
/***********************************************************************
* GetProcessVersion (KERNEL32.@)
*/
DWORD WINAPI GetProcessVersion( DWORD processid )
{
IMAGE_NT_HEADERS *nt;
if (processid && processid != GetCurrentProcessId())
{
FIXME("should use ReadProcessMemory\n");
return 0;
}
if ((nt = RtlImageNtHeader( NtCurrentTeb()->Peb->ImageBaseAddress )))
return ((nt->OptionalHeader.MajorSubsystemVersion << 16) |
nt->OptionalHeader.MinorSubsystemVersion);
return 0;
}
/***********************************************************************
* SetProcessWorkingSetSize [KERNEL32.@]
* Sets the min/max working set sizes for a specified process.
*
* PARAMS
* hProcess [I] Handle to the process of interest
* minset [I] Specifies minimum working set size
* maxset [I] Specifies maximum working set size
*
* RETURNS STD
*/
BOOL WINAPI SetProcessWorkingSetSize(HANDLE hProcess, SIZE_T minset,
SIZE_T maxset)
{
FIXME("(%p,%ld,%ld): stub - harmless\n",hProcess,minset,maxset);
if(( minset == (SIZE_T)-1) && (maxset == (SIZE_T)-1)) {
/* Trim the working set to zero */
/* Swap the process out of physical RAM */
}
return TRUE;
}
/***********************************************************************
* GetProcessWorkingSetSize (KERNEL32.@)
*/
BOOL WINAPI GetProcessWorkingSetSize(HANDLE hProcess, PSIZE_T minset,
PSIZE_T maxset)
{
FIXME("(%p,%p,%p): stub\n",hProcess,minset,maxset);
/* 32 MB working set size */
if (minset) *minset = 32*1024*1024;
if (maxset) *maxset = 32*1024*1024;
return TRUE;
}
/***********************************************************************
* SetProcessShutdownParameters (KERNEL32.@)
*/
BOOL WINAPI SetProcessShutdownParameters(DWORD level, DWORD flags)
{
FIXME("(%08lx, %08lx): partial stub.\n", level, flags);
shutdown_flags = flags;
shutdown_priority = level;
return TRUE;
}
/***********************************************************************
* GetProcessShutdownParameters (KERNEL32.@)
*
*/
BOOL WINAPI GetProcessShutdownParameters( LPDWORD lpdwLevel, LPDWORD lpdwFlags )
{
*lpdwLevel = shutdown_priority;
*lpdwFlags = shutdown_flags;
return TRUE;
}
/***********************************************************************
* GetProcessPriorityBoost (KERNEL32.@)
*/
BOOL WINAPI GetProcessPriorityBoost(HANDLE hprocess,PBOOL pDisablePriorityBoost)
{
FIXME("(%p,%p): semi-stub\n", hprocess, pDisablePriorityBoost);
/* Report that no boost is present.. */
*pDisablePriorityBoost = FALSE;
return TRUE;
}
/***********************************************************************
* SetProcessPriorityBoost (KERNEL32.@)
*/
BOOL WINAPI SetProcessPriorityBoost(HANDLE hprocess,BOOL disableboost)
{
FIXME("(%p,%d): stub\n",hprocess,disableboost);
/* Say we can do it. I doubt the program will notice that we don't. */
return TRUE;
}
/***********************************************************************
* ReadProcessMemory (KERNEL32.@)
*/
BOOL WINAPI ReadProcessMemory( HANDLE process, LPCVOID addr, LPVOID buffer, SIZE_T size,
SIZE_T *bytes_read )
{
NTSTATUS status = NtReadVirtualMemory( process, addr, buffer, size, bytes_read );
if (status) SetLastError( RtlNtStatusToDosError(status) );
return !status;
}
/***********************************************************************
* WriteProcessMemory (KERNEL32.@)
*/
BOOL WINAPI WriteProcessMemory( HANDLE process, LPVOID addr, LPCVOID buffer, SIZE_T size,
SIZE_T *bytes_written )
{
NTSTATUS status = NtWriteVirtualMemory( process, addr, buffer, size, bytes_written );
if (status) SetLastError( RtlNtStatusToDosError(status) );
return !status;
}
/***********************************************************************
* RegisterServiceProcess (KERNEL.491)
* RegisterServiceProcess (KERNEL32.@)
*
* A service process calls this function to ensure that it continues to run
* even after a user logged off.
*/
DWORD WINAPI RegisterServiceProcess(DWORD dwProcessId, DWORD dwType)
{
/* I don't think that Wine needs to do anything in that function */
return 1; /* success */
}
/**************************************************************************
* SetFileApisToOEM (KERNEL32.@)
*/
VOID WINAPI SetFileApisToOEM(void)
{
oem_file_apis = TRUE;
}
/**************************************************************************
* SetFileApisToANSI (KERNEL32.@)
*/
VOID WINAPI SetFileApisToANSI(void)
{
oem_file_apis = FALSE;
}
/******************************************************************************
* AreFileApisANSI [KERNEL32.@] Determines if file functions are using ANSI
*
* RETURNS
* TRUE: Set of file functions is using ANSI code page
* FALSE: Set of file functions is using OEM code page
*/
BOOL WINAPI AreFileApisANSI(void)
{
return !oem_file_apis;
}
/***********************************************************************
* GetCurrentProcess (KERNEL32.@)
*/
#undef GetCurrentProcess
HANDLE WINAPI GetCurrentProcess(void)
{
return (HANDLE)0xffffffff;
}
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