/* * Copyright (C) 2005 Benjamin Cutler * * 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA */ #include <stdarg.h> #include "ntstatus.h" #define WIN32_NO_STATUS #include "windef.h" #include "winbase.h" #include "winnt.h" #include "winreg.h" #include "winternl.h" #include "powrprof.h" #include "wine/debug.h" #include "wine/unicode.h" WINE_DEFAULT_DEBUG_CHANNEL(powrprof); /* Notes to implementors: * #1: The native implementation of these functions attempted to read in * registry entries that I was unable to locate on any of the Windows * machines I checked, but I only had desktops available, so maybe * laptop users will have better luck. They return FNF errors because * that's what the native DLL was returning during my tests. * #2: These functions call NtPowerInformation but I don't know what they * do with the results, and NtPowerInformation doesn't do much in WINE yet * anyway. * #3: Since I can't get several other functions working (see note #1), * implementing these functions is going to have to wait until somebody can * cobble together some sane test input. */ static const WCHAR szPowerCfgSubKey[] = { 'S', 'o', 'f', 't', 'w', 'a', 'r', 'e', '\\', 'M', 'i', 'c', 'r', 'o', 's', 'o', 'f', 't', '\\', 'W', 'i', 'n', 'd', 'o', 'w', 's', '\\', 'C', 'u', 'r', 'r', 'e', 'n', 't', 'V', 'e', 'r', 's', 'i', 'o', 'n', '\\', 'C', 'o', 'n', 't', 'r', 'o', 'l', 's', ' ', 'F', 'o', 'l', 'd', 'e', 'r', '\\', 'P', 'o', 'w', 'e', 'r', 'C', 'f', 'g', 0 }; static const WCHAR szSemaphoreName[] = { 'P', 'o', 'w', 'e', 'r', 'P', 'r', 'o', 'f', 'i', 'l', 'e', 'R', 'e', 'g', 'i', 's', 't', 'r', 'y', 'S', 'e', 'm', 'a', 'p', 'h', 'o', 'r', 'e', 0 }; static const WCHAR szDiskMax[] = { 'D', 'i', 's', 'k', 'S', 'p', 'i', 'n', 'd', 'o', 'w', 'n', 'M', 'a', 'x', 0 }; static const WCHAR szDiskMin[] = { 'D', 'i', 's', 'k', 'S', 'p', 'i', 'n', 'd', 'o', 'w', 'n', 'M', 'i', 'n', 0 }; static const WCHAR szLastID[] = { 'L', 'a', 's', 't', 'I', 'D', 0 }; static HANDLE PPRegSemaphore = NULL; NTSTATUS WINAPI CallNtPowerInformation( POWER_INFORMATION_LEVEL InformationLevel, PVOID lpInputBuffer, ULONG nInputBufferSize, PVOID lpOutputBuffer, ULONG nOutputBufferSize) { return NtPowerInformation(InformationLevel, lpInputBuffer, nInputBufferSize, lpOutputBuffer, nOutputBufferSize); } BOOLEAN WINAPI CanUserWritePwrScheme(VOID) { HKEY hKey = NULL; LONG r; BOOLEAN bSuccess = TRUE; TRACE("()\n"); r = RegOpenKeyExW(HKEY_LOCAL_MACHINE, szPowerCfgSubKey, 0, KEY_READ | KEY_WRITE, &hKey); if (r != ERROR_SUCCESS) { TRACE("RegOpenKeyEx failed: %d\n", r); bSuccess = FALSE; } SetLastError(r); RegCloseKey(hKey); return bSuccess; } BOOLEAN WINAPI DeletePwrScheme(UINT uiIndex) { /* FIXME: See note #1 */ FIXME("(%d) stub!\n", uiIndex); SetLastError(ERROR_FILE_NOT_FOUND); return FALSE; } BOOLEAN WINAPI EnumPwrSchemes(PWRSCHEMESENUMPROC lpfnPwrSchemesEnumProc, LPARAM lParam) { /* FIXME: See note #1 */ FIXME("(%p, %ld) stub!\n", lpfnPwrSchemesEnumProc, lParam); SetLastError(ERROR_FILE_NOT_FOUND); return FALSE; } BOOLEAN WINAPI GetActivePwrScheme(PUINT puiID) { /* FIXME: See note #1 */ FIXME("(%p) stub!\n", puiID); SetLastError(ERROR_FILE_NOT_FOUND); return FALSE; } BOOLEAN WINAPI GetCurrentPowerPolicies( PGLOBAL_POWER_POLICY pGlobalPowerPolicy, PPOWER_POLICY pPowerPolicy) { /* FIXME: See note #2 */ SYSTEM_POWER_POLICY ACPower, DCPower; FIXME("(%p, %p) stub!\n", pGlobalPowerPolicy, pPowerPolicy); NtPowerInformation(SystemPowerPolicyAc, 0, 0, &ACPower, sizeof(SYSTEM_POWER_POLICY)); NtPowerInformation(SystemPowerPolicyDc, 0, 0, &DCPower, sizeof(SYSTEM_POWER_POLICY)); return FALSE; } BOOLEAN WINAPI GetPwrCapabilities( PSYSTEM_POWER_CAPABILITIES lpSystemPowerCapabilities) { NTSTATUS r; TRACE("(%p)\n", lpSystemPowerCapabilities); r = NtPowerInformation(SystemPowerCapabilities, 0, 0, lpSystemPowerCapabilities, sizeof(SYSTEM_POWER_CAPABILITIES)); SetLastError(RtlNtStatusToDosError(r)); return r == STATUS_SUCCESS; } BOOLEAN WINAPI GetPwrDiskSpindownRange(PUINT RangeMax, PUINT RangeMin) { HKEY hKey; BYTE lpValue[40]; LONG r; DWORD cbValue = sizeof(lpValue); TRACE("(%p, %p)\n", RangeMax, RangeMin); if (RangeMax == NULL || RangeMin == NULL) { SetLastError(ERROR_INVALID_PARAMETER); return FALSE; } SetLastError(ERROR_SUCCESS); WaitForSingleObject(PPRegSemaphore, INFINITE); r = RegOpenKeyExW(HKEY_LOCAL_MACHINE, szPowerCfgSubKey, 0, KEY_READ, &hKey); if (r != ERROR_SUCCESS) { TRACE("RegOpenKeyEx failed: %d\n", r); TRACE("Using defaults: 3600, 3\n"); *RangeMax = 3600; *RangeMin = 3; ReleaseSemaphore(PPRegSemaphore, 1, NULL); return TRUE; } r = RegQueryValueExW(hKey, szDiskMax, 0, 0, lpValue, &cbValue); if (r != ERROR_SUCCESS) { TRACE("Couldn't open DiskSpinDownMax: %d\n", r); TRACE("Using default: 3600\n"); *RangeMax = 3600; } else { *RangeMax = atoiW((LPCWSTR)lpValue); } cbValue = sizeof(lpValue); r = RegQueryValueExW(hKey, szDiskMin, 0, 0, lpValue, &cbValue); if (r != ERROR_SUCCESS) { TRACE("Couldn't open DiskSpinDownMin: %d\n", r); TRACE("Using default: 3\n"); *RangeMin = 3; } else { *RangeMin = atoiW((LPCWSTR)lpValue); } RegCloseKey(hKey); ReleaseSemaphore(PPRegSemaphore, 1, NULL); return TRUE; } BOOLEAN WINAPI IsAdminOverrideActive(PADMINISTRATOR_POWER_POLICY p) { FIXME("( %p) stub!\n", p); return FALSE; } BOOLEAN WINAPI IsPwrHibernateAllowed(VOID) { /* FIXME: See note #2 */ SYSTEM_POWER_CAPABILITIES PowerCaps; FIXME("() stub!\n"); NtPowerInformation(SystemPowerCapabilities, NULL, 0, &PowerCaps, sizeof(PowerCaps)); return FALSE; } BOOLEAN WINAPI IsPwrShutdownAllowed(VOID) { /* FIXME: See note #2 */ SYSTEM_POWER_CAPABILITIES PowerCaps; FIXME("() stub!\n"); NtPowerInformation(SystemPowerCapabilities, NULL, 0, &PowerCaps, sizeof(PowerCaps)); return FALSE; } BOOLEAN WINAPI IsPwrSuspendAllowed(VOID) { /* FIXME: See note #2 */ SYSTEM_POWER_CAPABILITIES PowerCaps; FIXME("() stub!\n"); NtPowerInformation(SystemPowerCapabilities, NULL, 0, &PowerCaps, sizeof(PowerCaps)); return FALSE; } BOOLEAN WINAPI ReadGlobalPwrPolicy(PGLOBAL_POWER_POLICY pGlobalPowerPolicy) { /* FIXME: See note #1 */ FIXME("(%p) stub!\n", pGlobalPowerPolicy); SetLastError(ERROR_FILE_NOT_FOUND); return FALSE; } BOOLEAN WINAPI ReadProcessorPwrScheme(UINT uiID, PMACHINE_PROCESSOR_POWER_POLICY pMachineProcessorPowerPolicy) { /* FIXME: See note #1 */ FIXME("(%d, %p) stub!\n", uiID, pMachineProcessorPowerPolicy); SetLastError(ERROR_FILE_NOT_FOUND); return FALSE; } BOOLEAN WINAPI ReadPwrScheme(UINT uiID, PPOWER_POLICY pPowerPolicy) { /* FIXME: See note #1 */ FIXME("(%d, %p) stub!\n", uiID, pPowerPolicy); SetLastError(ERROR_FILE_NOT_FOUND); return FALSE; } BOOLEAN WINAPI SetActivePwrScheme(UINT uiID, PGLOBAL_POWER_POLICY lpGlobalPowerPolicy, PPOWER_POLICY lpPowerPolicy) { /* FIXME: See note #1 */ FIXME("(%d, %p, %p) stub!\n", uiID, lpGlobalPowerPolicy, lpPowerPolicy); SetLastError(ERROR_FILE_NOT_FOUND); return FALSE; } BOOLEAN WINAPI SetSuspendState(BOOLEAN Hibernate, BOOLEAN ForceCritical, BOOLEAN DisableWakeEvent) { /* FIXME: I have NO idea how you're supposed to call NtInitiatePowerAction * here, because it's not a documented function that I can find */ FIXME("(%d, %d, %d) stub!\n", Hibernate, ForceCritical, DisableWakeEvent); return TRUE; } BOOLEAN WINAPI WriteGlobalPwrPolicy(PGLOBAL_POWER_POLICY pGlobalPowerPolicy) { /* FIXME: See note #3 */ FIXME("(%p) stub!\n", pGlobalPowerPolicy); SetLastError(ERROR_CALL_NOT_IMPLEMENTED); return FALSE; } BOOLEAN WINAPI WriteProcessorPwrScheme(UINT ID, PMACHINE_PROCESSOR_POWER_POLICY pMachineProcessorPowerPolicy) { /* FIXME: See note #3 */ FIXME("(%d, %p) stub!\n", ID, pMachineProcessorPowerPolicy); SetLastError(ERROR_CALL_NOT_IMPLEMENTED); return FALSE; } BOOLEAN WINAPI WritePwrScheme(PUINT puiID, LPWSTR lpszName, LPWSTR lpszDescription, PPOWER_POLICY pPowerPolicy) { /* FIXME: See note #3 */ FIXME("(%p, %s, %s, %p) stub!\n", puiID, debugstr_w(lpszName), debugstr_w(lpszDescription), pPowerPolicy); SetLastError(ERROR_CALL_NOT_IMPLEMENTED); return FALSE; } BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpvReserved) { FIXME("(%p, %d, %p) not fully implemented\n", hinstDLL, fdwReason, lpvReserved); switch(fdwReason) { case DLL_PROCESS_ATTACH: { HKEY hKey; LONG r; DisableThreadLibraryCalls(hinstDLL); r = RegOpenKeyExW(HKEY_LOCAL_MACHINE, szPowerCfgSubKey, 0, KEY_READ | KEY_WRITE, &hKey); if (r != ERROR_SUCCESS) { TRACE("Couldn't open registry key HKLM\\%s, using some sane(?) defaults\n", debugstr_w(szPowerCfgSubKey)); } else { BYTE lpValue[40]; DWORD cbValue = sizeof(lpValue); r = RegQueryValueExW(hKey, szLastID, 0, 0, lpValue, &cbValue); if (r != ERROR_SUCCESS) { TRACE("Couldn't open registry entry HKLM\\%s\\LastID, using some sane(?) defaults\n", debugstr_w(szPowerCfgSubKey)); } RegCloseKey(hKey); } PPRegSemaphore = CreateSemaphoreW(NULL, 1, 1, szSemaphoreName); if (PPRegSemaphore == NULL) { ERR("Couldn't create Semaphore: %d\n", GetLastError()); return FALSE; } break; } case DLL_PROCESS_DETACH: CloseHandle(PPRegSemaphore); break; } return TRUE; }