wine/dlls/psapi/psapi_main.c
2003-09-30 01:04:19 +00:00

488 lines
13 KiB
C

/*
* PSAPI library
*
* Copyright 1998 Patrik Stridvall
* Copyright 2003 Eric Pouech
*
* 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 <stdarg.h>
#include "windef.h"
#include "winbase.h"
#include "winerror.h"
#include "wine/server.h"
#include "wine/debug.h"
#include "winnls.h"
#include "psapi.h"
WINE_DEFAULT_DEBUG_CHANNEL(psapi);
/***********************************************************************
* EmptyWorkingSet (PSAPI.@)
*/
BOOL WINAPI EmptyWorkingSet(HANDLE hProcess)
{
return SetProcessWorkingSetSize(hProcess, 0xFFFFFFFF, 0xFFFFFFFF);
}
/***********************************************************************
* EnumDeviceDrivers (PSAPI.@)
*/
BOOL WINAPI EnumDeviceDrivers(LPVOID *lpImageBase, DWORD cb, LPDWORD lpcbNeeded)
{
FIXME("(%p, %ld, %p): stub\n", lpImageBase, cb, lpcbNeeded);
if (lpcbNeeded)
*lpcbNeeded = 0;
return TRUE;
}
/***********************************************************************
* EnumProcesses (PSAPI.@)
*/
BOOL WINAPI EnumProcesses(DWORD *lpidProcess, DWORD cb, DWORD *lpcbNeeded)
{
HANDLE hSnapshot;
DWORD count;
DWORD countMax;
DWORD pid;
int ret;
TRACE("(%p, %ld, %p)\n", lpidProcess,cb, lpcbNeeded);
if ( lpidProcess == NULL )
cb = 0;
if ( lpcbNeeded != NULL )
*lpcbNeeded = 0;
SERVER_START_REQ( create_snapshot )
{
req->flags = SNAP_PROCESS;
req->inherit = FALSE;
req->pid = 0;
wine_server_call_err( req );
hSnapshot = reply->handle;
}
SERVER_END_REQ;
if ( hSnapshot == 0 )
{
FIXME("cannot create snapshot\n");
return FALSE;
}
count = 0;
countMax = cb / sizeof(DWORD);
for (;;)
{
SERVER_START_REQ( next_process )
{
req->handle = hSnapshot;
req->reset = (count == 0);
if ((ret = !wine_server_call_err( req )))
pid = reply->pid;
}
SERVER_END_REQ;
if (!ret) break;
TRACE("process 0x%08lx\n", pid);
if ( count < countMax )
lpidProcess[count] = pid;
count++;
}
CloseHandle( hSnapshot );
if ( lpcbNeeded != NULL )
*lpcbNeeded = sizeof(DWORD) * count;
TRACE("return %lu processes\n", count);
return TRUE;
}
/***********************************************************************
* EnumProcessModules (PSAPI.@)
*/
BOOL WINAPI EnumProcessModules(HANDLE hProcess, HMODULE *lphModule,
DWORD cb, LPDWORD lpcbNeeded)
{
HANDLE hSnapshot;
DWORD pid;
DWORD count;
DWORD countMax;
int ret;
HMODULE hModule;
TRACE("(hProcess=%p, %p, %ld, %p)\n",
hProcess, lphModule, cb, lpcbNeeded );
if ( lphModule == NULL )
cb = 0;
if ( lpcbNeeded != NULL )
*lpcbNeeded = 0;
SERVER_START_REQ( get_process_info )
{
req->handle = hProcess;
if ( !wine_server_call_err( req ) )
pid = (DWORD)reply->pid;
else
pid = 0;
}
SERVER_END_REQ;
if ( pid == 0 )
{
FIXME("no pid for hProcess %p\n" ,hProcess);
return FALSE;
}
SERVER_START_REQ( create_snapshot )
{
req->flags = SNAP_MODULE;
req->inherit = FALSE;
req->pid = pid;
wine_server_call_err( req );
hSnapshot = reply->handle;
}
SERVER_END_REQ;
if ( hSnapshot == 0 )
{
FIXME("cannot create snapshot\n");
return FALSE;
}
count = 0;
countMax = cb / sizeof(HMODULE);
for (;;)
{
SERVER_START_REQ( next_module )
{
req->handle = hSnapshot;
req->reset = (count == 0);
if ((ret = !wine_server_call_err( req )))
{
hModule = (HMODULE)reply->base;
}
}
SERVER_END_REQ;
if ( !ret ) break;
TRACE("module 0x%p\n", hModule);
if ( count < countMax )
lphModule[count] = hModule;
count++;
}
CloseHandle( hSnapshot );
if ( lpcbNeeded != NULL )
*lpcbNeeded = sizeof(HMODULE) * count;
TRACE("return %lu modules\n", count);
return TRUE;
}
/***********************************************************************
* GetDeviceDriverBaseNameA (PSAPI.@)
*/
DWORD WINAPI GetDeviceDriverBaseNameA(LPVOID ImageBase, LPSTR lpBaseName,
DWORD nSize)
{
FIXME("(%p, %s, %ld): stub\n",
ImageBase, debugstr_a(lpBaseName), nSize);
if (lpBaseName && nSize)
lpBaseName[0] = '\0';
return 0;
}
/***********************************************************************
* GetDeviceDriverBaseNameW (PSAPI.@)
*/
DWORD WINAPI GetDeviceDriverBaseNameW(LPVOID ImageBase, LPWSTR lpBaseName,
DWORD nSize)
{
FIXME("(%p, %s, %ld): stub\n",
ImageBase, debugstr_w(lpBaseName), nSize);
if (lpBaseName && nSize)
lpBaseName[0] = '\0';
return 0;
}
/***********************************************************************
* GetDeviceDriverFileNameA (PSAPI.@)
*/
DWORD WINAPI GetDeviceDriverFileNameA(LPVOID ImageBase, LPSTR lpFilename,
DWORD nSize)
{
FIXME("(%p, %s, %ld): stub\n",
ImageBase, debugstr_a(lpFilename), nSize);
if (lpFilename && nSize)
lpFilename[0] = '\0';
return 0;
}
/***********************************************************************
* GetDeviceDriverFileNameW (PSAPI.@)
*/
DWORD WINAPI GetDeviceDriverFileNameW(LPVOID ImageBase, LPWSTR lpFilename,
DWORD nSize)
{
FIXME("(%p, %s, %ld): stub\n",
ImageBase, debugstr_w(lpFilename), nSize);
if (lpFilename && nSize)
lpFilename[0] = '\0';
return 0;
}
/***********************************************************************
* GetMappedFileNameA (PSAPI.@)
*/
DWORD WINAPI GetMappedFileNameA(HANDLE hProcess, LPVOID lpv, LPSTR lpFilename,
DWORD nSize)
{
FIXME("(hProcess=%p, %p, %s, %ld): stub\n",
hProcess, lpv, debugstr_a(lpFilename), nSize);
if (lpFilename && nSize)
lpFilename[0] = '\0';
return 0;
}
/***********************************************************************
* GetMappedFileNameW (PSAPI.@)
*/
DWORD WINAPI GetMappedFileNameW(HANDLE hProcess, LPVOID lpv, LPWSTR lpFilename,
DWORD nSize)
{
FIXME("(hProcess=%p, %p, %s, %ld): stub\n",
hProcess, lpv, debugstr_w(lpFilename), nSize);
if (lpFilename && nSize)
lpFilename[0] = '\0';
return 0;
}
/***********************************************************************
* GetModuleBaseNameA (PSAPI.@)
*/
DWORD WINAPI GetModuleBaseNameA(HANDLE hProcess, HMODULE hModule,
LPSTR lpBaseName, DWORD nSize)
{
char tmp[MAX_PATH];
char* ptr;
if (!GetModuleFileNameExA(hProcess, hModule, tmp, sizeof(tmp)))
return 0;
if ((ptr = strrchr(tmp, '\\')) != NULL) ptr++; else ptr = tmp;
strncpy(lpBaseName, ptr, nSize);
lpBaseName[nSize - 1] = '\0';
return strlen(lpBaseName);
}
/***********************************************************************
* GetModuleBaseNameW (PSAPI.@)
*/
DWORD WINAPI GetModuleBaseNameW(HANDLE hProcess, HMODULE hModule,
LPWSTR lpBaseName, DWORD nSize)
{
char* ptr;
DWORD len;
TRACE("(hProcess=%p, hModule=%p, %p, %ld)\n",
hProcess, hModule, lpBaseName, nSize);
if (!lpBaseName || !nSize) return 0;
ptr = HeapAlloc(GetProcessHeap(), 0, nSize / 2);
if (!ptr) return 0;
len = GetModuleBaseNameA(hProcess, hModule, ptr, nSize / 2);
if (len == 0)
{
lpBaseName[0] = '\0';
}
else
{
if (!MultiByteToWideChar( CP_ACP, 0, ptr, -1, lpBaseName, nSize / 2 ))
lpBaseName[nSize / 2 - 1] = 0;
}
HeapFree(GetProcessHeap(), 0, ptr);
return len;
}
/***********************************************************************
* GetModuleFileNameExA (PSAPI.@)
*/
DWORD WINAPI GetModuleFileNameExA(HANDLE hProcess, HMODULE hModule,
LPSTR lpFileName, DWORD nSize)
{
WCHAR *ptr;
TRACE("(hProcess=%p, hModule=%p, %p, %ld)\n",
hProcess, hModule, lpFileName, nSize);
if (!lpFileName || !nSize) return 0;
if ( hProcess == GetCurrentProcess() )
return GetModuleFileNameA( hModule, lpFileName, nSize );
if (!(ptr = HeapAlloc(GetProcessHeap(), 0, nSize * sizeof(WCHAR)))) return 0;
if (!GetModuleFileNameExW(hProcess, hModule, ptr, nSize))
{
lpFileName[0] = '\0';
}
else
{
if (!WideCharToMultiByte( CP_ACP, 0, ptr, -1, lpFileName, nSize, NULL, NULL ))
lpFileName[nSize - 1] = 0;
}
HeapFree(GetProcessHeap(), 0, ptr);
return strlen(lpFileName);
}
/***********************************************************************
* GetModuleFileNameExW (PSAPI.@)
*/
DWORD WINAPI GetModuleFileNameExW(HANDLE hProcess, HMODULE hModule,
LPWSTR lpFileName, DWORD nSize)
{
DWORD len = 0;
TRACE("(hProcess=%p, hModule=%p, %p, %ld)\n",
hProcess, hModule, lpFileName, nSize);
if (!lpFileName || !nSize) return 0;
if ( hProcess == GetCurrentProcess() )
return GetModuleFileNameW( hModule, lpFileName, nSize );
lpFileName[0] = 0;
SERVER_START_REQ( get_dll_info )
{
req->handle = hProcess;
req->base_address = hModule;
wine_server_set_reply( req, lpFileName, (nSize - 1) * sizeof(WCHAR) );
if (!wine_server_call_err( req ))
{
len = wine_server_reply_size(reply) / sizeof(WCHAR);
lpFileName[len] = 0;
}
}
SERVER_END_REQ;
TRACE("return %s (%lu)\n", debugstr_w(lpFileName), len);
return len;
}
/***********************************************************************
* GetModuleInformation (PSAPI.@)
*/
BOOL WINAPI GetModuleInformation(HANDLE hProcess, HMODULE hModule,
LPMODULEINFO lpmodinfo, DWORD cb)
{
BOOL ret = FALSE;
TRACE("(hProcess=%p, hModule=%p, %p, %ld)\n",
hProcess, hModule, lpmodinfo, cb);
if (cb < sizeof(MODULEINFO)) return FALSE;
SERVER_START_REQ( get_dll_info )
{
req->handle = hProcess;
req->base_address = (void*)hModule;
if (!wine_server_call_err( req ))
{
ret = TRUE;
lpmodinfo->lpBaseOfDll = (void*)hModule;
lpmodinfo->SizeOfImage = reply->size;
lpmodinfo->EntryPoint = reply->entry_point;
}
}
SERVER_END_REQ;
return TRUE;
}
/***********************************************************************
* GetProcessMemoryInfo (PSAPI.@)
*/
BOOL WINAPI GetProcessMemoryInfo(HANDLE Process,
PPROCESS_MEMORY_COUNTERS ppsmemCounters, DWORD cb)
{
FIXME("(hProcess=%p, %p, %ld): stub\n",
Process, ppsmemCounters, cb);
memset(ppsmemCounters, 0, cb);
return TRUE;
}
/***********************************************************************
* GetWsChanges (PSAPI.@)
*/
BOOL WINAPI GetWsChanges(HANDLE hProcess,
PPSAPI_WS_WATCH_INFORMATION lpWatchInfo, DWORD cb)
{
FIXME("(hProcess=%p, %p, %ld): stub\n",
hProcess, lpWatchInfo, cb);
memset(lpWatchInfo, 0, cb);
return TRUE;
}
/***********************************************************************
* InitializeProcessForWsWatch (PSAPI.@)
*/
BOOL WINAPI InitializeProcessForWsWatch(HANDLE hProcess)
{
FIXME("(hProcess=%p): stub\n", hProcess);
return TRUE;
}
/***********************************************************************
* QueryWorkingSet (PSAPI.?)
* FIXME
* I haven't been able to find the ordinal for this function,
* This means it can't be called from outside the DLL.
*/
BOOL WINAPI QueryWorkingSet(HANDLE hProcess, LPVOID pv, DWORD cb)
{
FIXME("(hProcess=%p, %p, %ld)\n", hProcess, pv, cb);
if (pv && cb)
((DWORD *) pv)[0] = 0; /* Empty WorkingSet */
return TRUE;
}