416 lines
10 KiB
C
416 lines
10 KiB
C
/*
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* PSAPI library
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*
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* Copyright 1998 Patrik Stridvall
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include "winbase.h"
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#include "windef.h"
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#include "winerror.h"
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#include "wine/server.h"
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#include "wine/debug.h"
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#include "tlhelp32.h"
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#include "psapi.h"
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WINE_DEFAULT_DEBUG_CHANNEL(psapi);
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#include <string.h>
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/***********************************************************************
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* get pid from hProcess (internal)
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*/
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static DWORD get_pid_from_process_handle(HANDLE hProcess)
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{
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DWORD ret = 0;
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SERVER_START_REQ( get_process_info )
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{
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req->handle = hProcess;
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if ( !wine_server_call_err( req ) )
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ret = (DWORD)reply->pid;
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}
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SERVER_END_REQ;
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return ret;
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}
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/***********************************************************************
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* EmptyWorkingSet (PSAPI.@)
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*/
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BOOL WINAPI EmptyWorkingSet(HANDLE hProcess)
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{
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return SetProcessWorkingSetSize(hProcess, 0xFFFFFFFF, 0xFFFFFFFF);
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}
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/***********************************************************************
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* EnumDeviceDrivers (PSAPI.@)
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*/
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BOOL WINAPI EnumDeviceDrivers(
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LPVOID *lpImageBase, DWORD cb, LPDWORD lpcbNeeded)
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{
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FIXME("(%p, %ld, %p): stub\n", lpImageBase, cb, lpcbNeeded);
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if(lpcbNeeded)
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*lpcbNeeded = 0;
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return TRUE;
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}
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/***********************************************************************
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* EnumProcesses (PSAPI.@)
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*/
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BOOL WINAPI EnumProcesses(DWORD *lpidProcess, DWORD cb, DWORD *lpcbNeeded)
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{
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PROCESSENTRY32 pe;
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HANDLE hSnapshot;
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BOOL res;
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DWORD count;
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DWORD countMax;
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FIXME("(%p, %ld, %p)\n", lpidProcess,cb, lpcbNeeded);
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if ( lpidProcess == NULL )
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cb = 0;
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if ( lpcbNeeded != NULL )
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*lpcbNeeded = 0;
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hSnapshot = CreateToolhelp32Snapshot(TH32CS_SNAPPROCESS,0);
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if ( hSnapshot == INVALID_HANDLE_VALUE )
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{
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FIXME("cannot create snapshot\n");
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return FALSE;
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}
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count = 0;
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countMax = cb / sizeof(DWORD);
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while (1)
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{
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ZeroMemory( &pe, sizeof(PROCESSENTRY32) );
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pe.dwSize = sizeof(PROCESSENTRY32);
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res = (count == 0) ? Process32First( hSnapshot, &pe ) : Process32Next( hSnapshot, &pe );
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if ( !res )
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break;
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TRACE("process 0x%08lx\n",(long)pe.th32ProcessID);
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if ( count < countMax )
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lpidProcess[count] = pe.th32ProcessID;
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count ++;
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}
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CloseHandle( hSnapshot );
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if ( lpcbNeeded != NULL )
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*lpcbNeeded = sizeof(DWORD) * count;
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TRACE("return %lu processes\n",count);
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return TRUE;
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}
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/***********************************************************************
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* EnumProcessModules (PSAPI.@)
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*/
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BOOL WINAPI EnumProcessModules(
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HANDLE hProcess, HMODULE *lphModule, DWORD cb, LPDWORD lpcbNeeded)
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{
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MODULEENTRY32 me;
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HANDLE hSnapshot;
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BOOL res;
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DWORD pid;
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DWORD count;
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DWORD countMax;
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FIXME("(hProcess=%p, %p, %ld, %p)\n",
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hProcess, lphModule, cb, lpcbNeeded );
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if ( lphModule == NULL )
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cb = 0;
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if ( lpcbNeeded != NULL )
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*lpcbNeeded = 0;
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pid = get_pid_from_process_handle(hProcess);
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if ( pid == 0 )
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{
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FIXME("no pid for hProcess %p\n",hProcess);
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return FALSE;
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}
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hSnapshot = CreateToolhelp32Snapshot(TH32CS_SNAPMODULE,pid);
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if ( hSnapshot == INVALID_HANDLE_VALUE )
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{
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FIXME("cannot create snapshot\n");
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return FALSE;
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}
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count = 0;
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countMax = cb / sizeof(HMODULE);
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while (1)
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{
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ZeroMemory( &me, sizeof(MODULEENTRY32) );
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me.dwSize = sizeof(MODULEENTRY32);
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res = (count == 0) ? Module32First( hSnapshot, &me ) : Module32Next( hSnapshot, &me );
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if ( !res )
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break;
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TRACE("module 0x%08lx\n",(long)me.hModule);
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if ( count < countMax )
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lphModule[count] = me.hModule;
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count ++;
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}
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CloseHandle( hSnapshot );
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if ( lpcbNeeded != NULL )
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*lpcbNeeded = sizeof(HMODULE) * count;
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TRACE("return %lu modules\n",count);
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return TRUE;
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}
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/***********************************************************************
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* GetDeviceDriverBaseNameA (PSAPI.@)
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*/
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DWORD WINAPI GetDeviceDriverBaseNameA(
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LPVOID ImageBase, LPSTR lpBaseName, DWORD nSize)
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{
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FIXME("(%p, %s, %ld): stub\n",
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ImageBase, debugstr_a(lpBaseName), nSize
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);
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if(lpBaseName && nSize)
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lpBaseName[0] = '\0';
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return 0;
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}
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/***********************************************************************
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* GetDeviceDriverBaseNameW (PSAPI.@)
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*/
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DWORD WINAPI GetDeviceDriverBaseNameW(
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LPVOID ImageBase, LPWSTR lpBaseName, DWORD nSize)
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{
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FIXME("(%p, %s, %ld): stub\n",
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ImageBase, debugstr_w(lpBaseName), nSize
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);
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if(lpBaseName && nSize)
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lpBaseName[0] = '\0';
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return 0;
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}
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/***********************************************************************
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* GetDeviceDriverFileNameA (PSAPI.@)
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*/
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DWORD WINAPI GetDeviceDriverFileNameA(
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LPVOID ImageBase, LPSTR lpFilename, DWORD nSize)
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{
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FIXME("(%p, %s, %ld): stub\n",
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ImageBase, debugstr_a(lpFilename), nSize
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);
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if(lpFilename && nSize)
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lpFilename[0] = '\0';
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return 0;
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}
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/***********************************************************************
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* GetDeviceDriverFileNameW (PSAPI.@)
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*/
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DWORD WINAPI GetDeviceDriverFileNameW(
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LPVOID ImageBase, LPWSTR lpFilename, DWORD nSize)
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{
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FIXME("(%p, %s, %ld): stub\n",
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ImageBase, debugstr_w(lpFilename), nSize
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);
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if(lpFilename && nSize)
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lpFilename[0] = '\0';
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return 0;
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}
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/***********************************************************************
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* GetMappedFileNameA (PSAPI.@)
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*/
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DWORD WINAPI GetMappedFileNameA(
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HANDLE hProcess, LPVOID lpv, LPSTR lpFilename, DWORD nSize)
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{
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FIXME("(hProcess=%p, %p, %s, %ld): stub\n",
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hProcess, lpv, debugstr_a(lpFilename), nSize
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);
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if(lpFilename && nSize)
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lpFilename[0] = '\0';
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return 0;
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}
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/***********************************************************************
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* GetMappedFileNameW (PSAPI.@)
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*/
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DWORD WINAPI GetMappedFileNameW(
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HANDLE hProcess, LPVOID lpv, LPWSTR lpFilename, DWORD nSize)
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{
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FIXME("(hProcess=%p, %p, %s, %ld): stub\n",
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hProcess, lpv, debugstr_w(lpFilename), nSize
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);
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if(lpFilename && nSize)
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lpFilename[0] = '\0';
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return 0;
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}
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/***********************************************************************
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* GetModuleBaseNameA (PSAPI.@)
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*/
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DWORD WINAPI GetModuleBaseNameA(
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HANDLE hProcess, HMODULE hModule, LPSTR lpBaseName, DWORD nSize)
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{
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FIXME("(hProcess=%p, hModule=%p, %s, %ld): stub\n",
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hProcess, hModule, debugstr_a(lpBaseName), nSize
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);
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if(lpBaseName && nSize)
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lpBaseName[0] = '\0';
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return 0;
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}
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/***********************************************************************
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* GetModuleBaseNameW (PSAPI.@)
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*/
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DWORD WINAPI GetModuleBaseNameW(
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HANDLE hProcess, HMODULE hModule, LPWSTR lpBaseName, DWORD nSize)
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{
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FIXME("(hProcess=%p, hModule=%p, %s, %ld): stub\n",
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hProcess, hModule, debugstr_w(lpBaseName), nSize);
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if(lpBaseName && nSize)
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lpBaseName[0] = '\0';
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return 0;
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}
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/***********************************************************************
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* GetModuleFileNameExA (PSAPI.@)
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*/
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DWORD WINAPI GetModuleFileNameExA(
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HANDLE hProcess, HMODULE hModule, LPSTR lpFilename, DWORD nSize)
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{
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FIXME("(hProcess=%p,hModule=%p, %s, %ld): stub\n",
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hProcess, hModule, debugstr_a(lpFilename), nSize
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);
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if ( get_pid_from_process_handle(hProcess) == GetCurrentProcessId() )
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return GetModuleFileNameA( hModule, lpFilename, nSize );
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if(lpFilename&&nSize)
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lpFilename[0]='\0';
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return 0;
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}
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/***********************************************************************
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* GetModuleFileNameExW (PSAPI.@)
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*/
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DWORD WINAPI GetModuleFileNameExW(
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HANDLE hProcess, HMODULE hModule, LPWSTR lpFilename, DWORD nSize)
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{
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FIXME("(hProcess=%p,hModule=%p, %s, %ld): stub\n",
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hProcess, hModule, debugstr_w(lpFilename), nSize
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);
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if ( get_pid_from_process_handle(hProcess) == GetCurrentProcessId() )
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return GetModuleFileNameW( hModule, lpFilename, nSize );
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if(lpFilename && nSize)
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lpFilename[0] = '\0';
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return 0;
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}
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/***********************************************************************
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* GetModuleInformation (PSAPI.@)
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*/
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BOOL WINAPI GetModuleInformation(
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HANDLE hProcess, HMODULE hModule, LPMODULEINFO lpmodinfo, DWORD cb)
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{
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FIXME("(hProcess=%p, hModule=%p, %p, %ld): stub\n",
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hProcess, hModule, lpmodinfo, cb
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);
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memset(lpmodinfo, 0, cb);
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return TRUE;
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}
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/***********************************************************************
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* GetProcessMemoryInfo (PSAPI.@)
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*/
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BOOL WINAPI GetProcessMemoryInfo(
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HANDLE Process, PPROCESS_MEMORY_COUNTERS ppsmemCounters, DWORD cb)
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{
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FIXME("(hProcess=%p, %p, %ld): stub\n",
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Process, ppsmemCounters, cb
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);
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memset(ppsmemCounters, 0, cb);
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return TRUE;
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}
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/***********************************************************************
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* GetWsChanges (PSAPI.@)
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*/
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BOOL WINAPI GetWsChanges(
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HANDLE hProcess, PPSAPI_WS_WATCH_INFORMATION lpWatchInfo, DWORD cb)
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{
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FIXME("(hProcess=%p, %p, %ld): stub\n",
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hProcess, lpWatchInfo, cb
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);
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memset(lpWatchInfo, 0, cb);
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return TRUE;
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}
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/***********************************************************************
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* InitializeProcessForWsWatch (PSAPI.@)
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*/
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BOOL WINAPI InitializeProcessForWsWatch(HANDLE hProcess)
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{
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FIXME("(hProcess=%p): stub\n", hProcess);
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return TRUE;
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}
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/***********************************************************************
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* QueryWorkingSet (PSAPI.?)
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* FIXME
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* I haven't been able to find the ordinal for this function,
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* This means it can't be called from outside the DLL.
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*/
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BOOL WINAPI QueryWorkingSet(HANDLE hProcess, LPVOID pv, DWORD cb)
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{
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FIXME("(hProcess=%p, %p, %ld)\n", hProcess, pv, cb);
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if(pv && cb)
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((DWORD *) pv)[0] = 0; /* Empty WorkingSet */
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return TRUE;
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}
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