| /* | |
| * Kernel synchronization objects | |
| * | |
| * Copyright 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA | |
| */ | |
| #include <stdarg.h> | |
| #include <string.h> | |
| #include <stdio.h> | |
| #include "ntstatus.h" | |
| #include "windef.h" | |
| #include "winbase.h" | |
| #include "wincon.h" | |
| #include "winerror.h" | |
| #include "winnls.h" | |
| #include "winternl.h" | |
| #include "winioctl.h" | |
| #include "ddk/wdm.h" | |
| #include "kernelbase.h" | |
| #include "wine/asm.h" | |
| #include "wine/exception.h" | |
| #include "wine/debug.h" | |
| WINE_DEFAULT_DEBUG_CHANNEL(sync); | |
| static const struct _KUSER_SHARED_DATA *user_shared_data = (struct _KUSER_SHARED_DATA *)0x7ffe0000; | |
| /* check if current version is NT or Win95 */ | |
| static inline BOOL is_version_nt(void) | |
| { | |
| return !(GetVersion() & 0x80000000); | |
| } | |
| /* helper for kernel32->ntdll timeout format conversion */ | |
| static inline LARGE_INTEGER *get_nt_timeout( LARGE_INTEGER *time, DWORD timeout ) | |
| { | |
| if (timeout == INFINITE) return NULL; | |
| time->QuadPart = (ULONGLONG)timeout * -10000; | |
| return time; | |
| } | |
| /*********************************************************************** | |
| * BaseGetNamedObjectDirectory (kernelbase.@) | |
| */ | |
| NTSTATUS WINAPI BaseGetNamedObjectDirectory( HANDLE *dir ) | |
| { | |
| static HANDLE handle; | |
| WCHAR buffer[64]; | |
| UNICODE_STRING str; | |
| OBJECT_ATTRIBUTES attr; | |
| NTSTATUS status = STATUS_SUCCESS; | |
| if (!handle) | |
| { | |
| HANDLE dir; | |
| swprintf( buffer, ARRAY_SIZE(buffer), L"\\Sessions\\%u\\BaseNamedObjects", | |
| NtCurrentTeb()->Peb->SessionId ); | |
| RtlInitUnicodeString( &str, buffer ); | |
| InitializeObjectAttributes(&attr, &str, 0, 0, NULL); | |
| status = NtOpenDirectoryObject( &dir, DIRECTORY_CREATE_OBJECT|DIRECTORY_TRAVERSE, &attr ); | |
| if (!status && InterlockedCompareExchangePointer( &handle, dir, 0 ) != 0) | |
| { | |
| /* someone beat us here... */ | |
| CloseHandle( dir ); | |
| } | |
| } | |
| *dir = handle; | |
| return status; | |
| } | |
| static void get_create_object_attributes( OBJECT_ATTRIBUTES *attr, UNICODE_STRING *nameW, | |
| SECURITY_ATTRIBUTES *sa, const WCHAR *name ) | |
| { | |
| attr->Length = sizeof(*attr); | |
| attr->RootDirectory = 0; | |
| attr->ObjectName = NULL; | |
| attr->Attributes = OBJ_OPENIF | ((sa && sa->bInheritHandle) ? OBJ_INHERIT : 0); | |
| attr->SecurityDescriptor = sa ? sa->lpSecurityDescriptor : NULL; | |
| attr->SecurityQualityOfService = NULL; | |
| if (name) | |
| { | |
| RtlInitUnicodeString( nameW, name ); | |
| attr->ObjectName = nameW; | |
| BaseGetNamedObjectDirectory( &attr->RootDirectory ); | |
| } | |
| } | |
| static BOOL get_open_object_attributes( OBJECT_ATTRIBUTES *attr, UNICODE_STRING *nameW, | |
| BOOL inherit, const WCHAR *name ) | |
| { | |
| HANDLE dir; | |
| if (!name) | |
| { | |
| SetLastError( ERROR_INVALID_PARAMETER ); | |
| return FALSE; | |
| } | |
| RtlInitUnicodeString( nameW, name ); | |
| BaseGetNamedObjectDirectory( &dir ); | |
| InitializeObjectAttributes( attr, nameW, inherit ? OBJ_INHERIT : 0, dir, NULL ); | |
| return TRUE; | |
| } | |
| /*********************************************************************** | |
| * Time functions | |
| ***********************************************************************/ | |
| /********************************************************************* | |
| * GetSystemTimes (kernelbase.@) | |
| */ | |
| BOOL WINAPI DECLSPEC_HOTPATCH GetSystemTimes( FILETIME *idle, FILETIME *kernel, FILETIME *user ) | |
| { | |
| LARGE_INTEGER idle_time, kernel_time, user_time; | |
| SYSTEM_PROCESSOR_PERFORMANCE_INFORMATION *info; | |
| ULONG ret_size; | |
| DWORD i, cpus = NtCurrentTeb()->Peb->NumberOfProcessors; | |
| if (!(info = HeapAlloc( GetProcessHeap(), 0, sizeof(*info) * cpus ))) | |
| { | |
| SetLastError( ERROR_OUTOFMEMORY ); | |
| return FALSE; | |
| } | |
| if (!set_ntstatus( NtQuerySystemInformation( SystemProcessorPerformanceInformation, info, | |
| sizeof(*info) * cpus, &ret_size ))) | |
| { | |
| HeapFree( GetProcessHeap(), 0, info ); | |
| return FALSE; | |
| } | |
| idle_time.QuadPart = 0; | |
| kernel_time.QuadPart = 0; | |
| user_time.QuadPart = 0; | |
| for (i = 0; i < cpus; i++) | |
| { | |
| idle_time.QuadPart += info[i].IdleTime.QuadPart; | |
| kernel_time.QuadPart += info[i].KernelTime.QuadPart; | |
| user_time.QuadPart += info[i].UserTime.QuadPart; | |
| } | |
| if (idle) | |
| { | |
| idle->dwLowDateTime = idle_time.u.LowPart; | |
| idle->dwHighDateTime = idle_time.u.HighPart; | |
| } | |
| if (kernel) | |
| { | |
| kernel->dwLowDateTime = kernel_time.u.LowPart; | |
| kernel->dwHighDateTime = kernel_time.u.HighPart; | |
| } | |
| if (user) | |
| { | |
| user->dwLowDateTime = user_time.u.LowPart; | |
| user->dwHighDateTime = user_time.u.HighPart; | |
| } | |
| HeapFree( GetProcessHeap(), 0, info ); | |
| return TRUE; | |
| } | |
| /****************************************************************************** | |
| * GetTickCount (kernelbase.@) | |
| */ | |
| ULONG WINAPI DECLSPEC_HOTPATCH GetTickCount(void) | |
| { | |
| /* note: we ignore TickCountMultiplier */ | |
| return user_shared_data->TickCount.LowPart; | |
| } | |
| /****************************************************************************** | |
| * GetTickCount64 (kernelbase.@) | |
| */ | |
| ULONGLONG WINAPI DECLSPEC_HOTPATCH GetTickCount64(void) | |
| { | |
| ULONG high, low; | |
| do | |
| { | |
| high = user_shared_data->TickCount.High1Time; | |
| low = user_shared_data->TickCount.LowPart; | |
| } | |
| while (high != user_shared_data->TickCount.High2Time); | |
| /* note: we ignore TickCountMultiplier */ | |
| return (ULONGLONG)high << 32 | low; | |
| } | |
| /****************************************************************************** | |
| * QueryInterruptTime (kernelbase.@) | |
| */ | |
| void WINAPI DECLSPEC_HOTPATCH QueryInterruptTime( ULONGLONG *time ) | |
| { | |
| ULONG high, low; | |
| do | |
| { | |
| high = user_shared_data->InterruptTime.High1Time; | |
| low = user_shared_data->InterruptTime.LowPart; | |
| } | |
| while (high != user_shared_data->InterruptTime.High2Time); | |
| *time = (ULONGLONG)high << 32 | low; | |
| } | |
| /****************************************************************************** | |
| * QueryInterruptTimePrecise (kernelbase.@) | |
| */ | |
| void WINAPI DECLSPEC_HOTPATCH QueryInterruptTimePrecise( ULONGLONG *time ) | |
| { | |
| static int once; | |
| if (!once++) FIXME( "(%p) semi-stub\n", time ); | |
| QueryInterruptTime( time ); | |
| } | |
| /*********************************************************************** | |
| * QueryUnbiasedInterruptTimePrecise (kernelbase.@) | |
| */ | |
| void WINAPI DECLSPEC_HOTPATCH QueryUnbiasedInterruptTimePrecise( ULONGLONG *time ) | |
| { | |
| static int once; | |
| if (!once++) FIXME( "(%p): semi-stub.\n", time ); | |
| RtlQueryUnbiasedInterruptTime( time ); | |
| } | |
| /*********************************************************************** | |
| * QueryIdleProcessorCycleTime (kernelbase.@) | |
| */ | |
| BOOL WINAPI QueryIdleProcessorCycleTime( ULONG *size, ULONG64 *times ) | |
| { | |
| ULONG ret_size; | |
| NTSTATUS status = NtQuerySystemInformation( SystemProcessorIdleCycleTimeInformation, times, *size, &ret_size ); | |
| if (!*size || !status) *size = ret_size; | |
| return TRUE; | |
| } | |
| /*********************************************************************** | |
| * QueryIdleProcessorCycleTimeEx (kernelbase.@) | |
| */ | |
| BOOL WINAPI QueryIdleProcessorCycleTimeEx( USHORT group_id, ULONG *size, ULONG64 *times ) | |
| { | |
| ULONG ret_size; | |
| NTSTATUS status = NtQuerySystemInformationEx( SystemProcessorIdleCycleTimeInformation, &group_id, sizeof(group_id), | |
| times, *size, &ret_size ); | |
| if (!*size || !status) *size = ret_size; | |
| return TRUE; | |
| } | |
| /*********************************************************************** | |
| * ConvertAuxiliaryCounterToPerformanceCounter (kernelbase.@) | |
| */ | |
| HRESULT WINAPI ConvertAuxiliaryCounterToPerformanceCounter( ULONGLONG from, ULONGLONG *to, ULONGLONG *error ) | |
| { | |
| NTSTATUS status; | |
| TRACE( "%#I64x, %p, %p.\n", from, to, error ); | |
| if ((status = NtConvertBetweenAuxiliaryCounterAndPerformanceCounter( 0, &from, to, error )) == STATUS_NOT_SUPPORTED) | |
| return E_NOTIMPL; | |
| return HRESULT_FROM_NT(status); | |
| } | |
| /*********************************************************************** | |
| * ConvertAuxiliaryCounterToPerformanceCounter (kernelbase.@) | |
| */ | |
| HRESULT WINAPI ConvertPerformanceCounterToAuxiliaryCounter( ULONGLONG from, ULONGLONG *to, ULONGLONG *error ) | |
| { | |
| NTSTATUS status; | |
| TRACE( "%#I64x, %p, %p.\n", from, to, error ); | |
| if ((status = NtConvertBetweenAuxiliaryCounterAndPerformanceCounter( 1, &from, to, error )) == STATUS_NOT_SUPPORTED) | |
| return E_NOTIMPL; | |
| return HRESULT_FROM_NT(status); | |
| } | |
| /*********************************************************************** | |
| * Waits | |
| ***********************************************************************/ | |
| static HANDLE normalize_std_handle( HANDLE handle ) | |
| { | |
| if ((handle == (HANDLE)STD_INPUT_HANDLE) || | |
| (handle == (HANDLE)STD_OUTPUT_HANDLE) || | |
| (handle == (HANDLE)STD_ERROR_HANDLE)) | |
| return GetStdHandle( HandleToULong(handle) ); | |
| return handle; | |
| } | |
| /*********************************************************************** | |
| * RegisterWaitForSingleObjectEx (kernelbase.@) | |
| */ | |
| HANDLE WINAPI DECLSPEC_HOTPATCH RegisterWaitForSingleObjectEx( HANDLE handle, WAITORTIMERCALLBACK callback, | |
| PVOID context, ULONG timeout, ULONG flags ) | |
| { | |
| HANDLE ret; | |
| TRACE( "%p %p %p %ld %ld\n", handle, callback, context, timeout, flags ); | |
| handle = normalize_std_handle( handle ); | |
| if (!set_ntstatus( RtlRegisterWait( &ret, handle, callback, context, timeout, flags ))) return NULL; | |
| return ret; | |
| } | |
| /*********************************************************************** | |
| * SignalObjectAndWait (kernelbase.@) | |
| */ | |
| DWORD WINAPI DECLSPEC_HOTPATCH SignalObjectAndWait( HANDLE signal, HANDLE wait, | |
| DWORD timeout, BOOL alertable ) | |
| { | |
| NTSTATUS status; | |
| LARGE_INTEGER time; | |
| TRACE( "%p %p %ld %d\n", signal, wait, timeout, alertable ); | |
| status = NtSignalAndWaitForSingleObject( signal, wait, alertable, get_nt_timeout( &time, timeout ) ); | |
| if (HIWORD(status)) | |
| { | |
| SetLastError( RtlNtStatusToDosError(status) ); | |
| status = WAIT_FAILED; | |
| } | |
| return status; | |
| } | |
| /*********************************************************************** | |
| * Sleep (kernelbase.@) | |
| */ | |
| void WINAPI DECLSPEC_HOTPATCH Sleep( DWORD timeout ) | |
| { | |
| LARGE_INTEGER time; | |
| NtDelayExecution( FALSE, get_nt_timeout( &time, timeout ) ); | |
| } | |
| /****************************************************************************** | |
| * SleepEx (kernelbase.@) | |
| */ | |
| DWORD WINAPI DECLSPEC_HOTPATCH SleepEx( DWORD timeout, BOOL alertable ) | |
| { | |
| NTSTATUS status; | |
| LARGE_INTEGER time; | |
| status = NtDelayExecution( alertable, get_nt_timeout( &time, timeout ) ); | |
| if (status == STATUS_USER_APC) return WAIT_IO_COMPLETION; | |
| return 0; | |
| } | |
| /*********************************************************************** | |
| * UnregisterWaitEx (kernelbase.@) | |
| */ | |
| BOOL WINAPI DECLSPEC_HOTPATCH UnregisterWaitEx( HANDLE handle, HANDLE event ) | |
| { | |
| return set_ntstatus( RtlDeregisterWaitEx( handle, event )); | |
| } | |
| /*********************************************************************** | |
| * WaitForSingleObject (kernelbase.@) | |
| */ | |
| DWORD WINAPI DECLSPEC_HOTPATCH WaitForSingleObject( HANDLE handle, DWORD timeout ) | |
| { | |
| return WaitForSingleObjectEx( handle, timeout, FALSE ); | |
| } | |
| /*********************************************************************** | |
| * WaitForSingleObjectEx (kernelbase.@) | |
| */ | |
| DWORD WINAPI DECLSPEC_HOTPATCH WaitForSingleObjectEx( HANDLE handle, DWORD timeout, BOOL alertable ) | |
| { | |
| NTSTATUS status; | |
| LARGE_INTEGER time; | |
| status = NtWaitForSingleObject( normalize_std_handle( handle ), alertable, | |
| get_nt_timeout( &time, timeout ) ); | |
| if (NT_ERROR(status)) | |
| { | |
| SetLastError( RtlNtStatusToDosError(status) ); | |
| status = WAIT_FAILED; | |
| } | |
| return status; | |
| } | |
| /*********************************************************************** | |
| * WaitForMultipleObjects (kernelbase.@) | |
| */ | |
| DWORD WINAPI DECLSPEC_HOTPATCH WaitForMultipleObjects( DWORD count, const HANDLE *handles, | |
| BOOL wait_all, DWORD timeout ) | |
| { | |
| return WaitForMultipleObjectsEx( count, handles, wait_all, timeout, FALSE ); | |
| } | |
| /*********************************************************************** | |
| * WaitForMultipleObjectsEx (kernelbase.@) | |
| */ | |
| DWORD WINAPI DECLSPEC_HOTPATCH WaitForMultipleObjectsEx( DWORD count, const HANDLE *handles, | |
| BOOL wait_all, DWORD timeout, BOOL alertable ) | |
| { | |
| NTSTATUS status; | |
| HANDLE hloc[MAXIMUM_WAIT_OBJECTS]; | |
| LARGE_INTEGER time; | |
| unsigned int i; | |
| if (count > MAXIMUM_WAIT_OBJECTS) | |
| { | |
| SetLastError(ERROR_INVALID_PARAMETER); | |
| return WAIT_FAILED; | |
| } | |
| for (i = 0; i < count; i++) hloc[i] = normalize_std_handle( handles[i] ); | |
| status = NtWaitForMultipleObjects( count, hloc, wait_all ? WaitAll : WaitAny, alertable, | |
| get_nt_timeout( &time, timeout ) ); | |
| if (NT_ERROR(status)) | |
| { | |
| SetLastError( RtlNtStatusToDosError(status) ); | |
| status = WAIT_FAILED; | |
| } | |
| return status; | |
| } | |
| /****************************************************************************** | |
| * WaitForDebugEvent (kernelbase.@) | |
| */ | |
| BOOL WINAPI DECLSPEC_HOTPATCH WaitForDebugEvent( DEBUG_EVENT *event, DWORD timeout ) | |
| { | |
| NTSTATUS status; | |
| LARGE_INTEGER time; | |
| DBGUI_WAIT_STATE_CHANGE state; | |
| for (;;) | |
| { | |
| status = DbgUiWaitStateChange( &state, get_nt_timeout( &time, timeout ) ); | |
| switch (status) | |
| { | |
| case STATUS_SUCCESS: | |
| /* continue on wide print exceptions to force resending an ANSI one. */ | |
| if (state.NewState == DbgExceptionStateChange) | |
| { | |
| DBGKM_EXCEPTION *info = &state.StateInfo.Exception; | |
| DWORD code = info->ExceptionRecord.ExceptionCode; | |
| if (code == DBG_PRINTEXCEPTION_WIDE_C && info->ExceptionRecord.NumberParameters >= 2) | |
| { | |
| DbgUiContinue( &state.AppClientId, DBG_EXCEPTION_NOT_HANDLED ); | |
| break; | |
| } | |
| } | |
| DbgUiConvertStateChangeStructure( &state, event ); | |
| return TRUE; | |
| case STATUS_USER_APC: | |
| continue; | |
| case STATUS_TIMEOUT: | |
| SetLastError( ERROR_SEM_TIMEOUT ); | |
| return FALSE; | |
| default: | |
| return set_ntstatus( status ); | |
| } | |
| } | |
| } | |
| /****************************************************************************** | |
| * WaitForDebugEventEx (kernelbase.@) | |
| */ | |
| BOOL WINAPI DECLSPEC_HOTPATCH WaitForDebugEventEx( DEBUG_EVENT *event, DWORD timeout ) | |
| { | |
| NTSTATUS status; | |
| LARGE_INTEGER time; | |
| DBGUI_WAIT_STATE_CHANGE state; | |
| for (;;) | |
| { | |
| status = DbgUiWaitStateChange( &state, get_nt_timeout( &time, timeout ) ); | |
| switch (status) | |
| { | |
| case STATUS_SUCCESS: | |
| DbgUiConvertStateChangeStructure( &state, event ); | |
| return TRUE; | |
| case STATUS_USER_APC: | |
| continue; | |
| case STATUS_TIMEOUT: | |
| SetLastError( ERROR_SEM_TIMEOUT ); | |
| return FALSE; | |
| default: | |
| return set_ntstatus( status ); | |
| } | |
| } | |
| } | |
| /*********************************************************************** | |
| * WaitOnAddress (kernelbase.@) | |
| */ | |
| BOOL WINAPI DECLSPEC_HOTPATCH WaitOnAddress( volatile void *addr, void *cmp, SIZE_T size, DWORD timeout ) | |
| { | |
| LARGE_INTEGER to; | |
| if (timeout != INFINITE) | |
| { | |
| to.QuadPart = -(LONGLONG)timeout * 10000; | |
| return set_ntstatus( RtlWaitOnAddress( (const void *)addr, cmp, size, &to )); | |
| } | |
| return set_ntstatus( RtlWaitOnAddress( (const void *)addr, cmp, size, NULL )); | |
| } | |
| /*********************************************************************** | |
| * Events | |
| ***********************************************************************/ | |
| /*********************************************************************** | |
| * CreateEventA (kernelbase.@) | |
| */ | |
| HANDLE WINAPI DECLSPEC_HOTPATCH CreateEventA( SECURITY_ATTRIBUTES *sa, BOOL manual_reset, | |
| BOOL initial_state, LPCSTR name ) | |
| { | |
| DWORD flags = 0; | |
| if (manual_reset) flags |= CREATE_EVENT_MANUAL_RESET; | |
| if (initial_state) flags |= CREATE_EVENT_INITIAL_SET; | |
| return CreateEventExA( sa, name, flags, EVENT_ALL_ACCESS ); | |
| } | |
| /*********************************************************************** | |
| * CreateEventW (kernelbase.@) | |
| */ | |
| HANDLE WINAPI DECLSPEC_HOTPATCH CreateEventW( SECURITY_ATTRIBUTES *sa, BOOL manual_reset, | |
| BOOL initial_state, LPCWSTR name ) | |
| { | |
| DWORD flags = 0; | |
| if (manual_reset) flags |= CREATE_EVENT_MANUAL_RESET; | |
| if (initial_state) flags |= CREATE_EVENT_INITIAL_SET; | |
| return CreateEventExW( sa, name, flags, EVENT_ALL_ACCESS ); | |
| } | |
| /*********************************************************************** | |
| * CreateEventExA (kernelbase.@) | |
| */ | |
| HANDLE WINAPI DECLSPEC_HOTPATCH CreateEventExA( SECURITY_ATTRIBUTES *sa, LPCSTR name, | |
| DWORD flags, DWORD access ) | |
| { | |
| WCHAR buffer[MAX_PATH]; | |
| if (!name) return CreateEventExW( sa, NULL, flags, access ); | |
| if (!MultiByteToWideChar( CP_ACP, 0, name, -1, buffer, MAX_PATH )) | |
| { | |
| SetLastError( ERROR_FILENAME_EXCED_RANGE ); | |
| return 0; | |
| } | |
| return CreateEventExW( sa, buffer, flags, access ); | |
| } | |
| /*********************************************************************** | |
| * CreateEventExW (kernelbase.@) | |
| */ | |
| HANDLE WINAPI DECLSPEC_HOTPATCH CreateEventExW( SECURITY_ATTRIBUTES *sa, LPCWSTR name, | |
| DWORD flags, DWORD access ) | |
| { | |
| HANDLE ret = 0; | |
| UNICODE_STRING nameW; | |
| OBJECT_ATTRIBUTES attr; | |
| NTSTATUS status; | |
| /* one buggy program needs this | |
| * ("Van Dale Groot woordenboek der Nederlandse taal") | |
| */ | |
| __TRY | |
| { | |
| get_create_object_attributes( &attr, &nameW, sa, name ); | |
| } | |
| __EXCEPT_PAGE_FAULT | |
| { | |
| SetLastError( ERROR_INVALID_PARAMETER); | |
| return 0; | |
| } | |
| __ENDTRY | |
| status = NtCreateEvent( &ret, access, &attr, | |
| (flags & CREATE_EVENT_MANUAL_RESET) ? NotificationEvent : SynchronizationEvent, | |
| (flags & CREATE_EVENT_INITIAL_SET) != 0 ); | |
| if (status == STATUS_OBJECT_NAME_EXISTS) | |
| SetLastError( ERROR_ALREADY_EXISTS ); | |
| else | |
| SetLastError( RtlNtStatusToDosError(status) ); | |
| return ret; | |
| } | |
| /*********************************************************************** | |
| * OpenEventA (kernelbase.@) | |
| */ | |
| HANDLE WINAPI DECLSPEC_HOTPATCH OpenEventA( DWORD access, BOOL inherit, LPCSTR name ) | |
| { | |
| WCHAR buffer[MAX_PATH]; | |
| if (!name) return OpenEventW( access, inherit, NULL ); | |
| if (!MultiByteToWideChar( CP_ACP, 0, name, -1, buffer, MAX_PATH )) | |
| { | |
| SetLastError( ERROR_FILENAME_EXCED_RANGE ); | |
| return 0; | |
| } | |
| return OpenEventW( access, inherit, buffer ); | |
| } | |
| /*********************************************************************** | |
| * OpenEventW (kernelbase.@) | |
| */ | |
| HANDLE WINAPI DECLSPEC_HOTPATCH OpenEventW( DWORD access, BOOL inherit, LPCWSTR name ) | |
| { | |
| HANDLE ret; | |
| UNICODE_STRING nameW; | |
| OBJECT_ATTRIBUTES attr; | |
| if (!is_version_nt()) access = EVENT_ALL_ACCESS; | |
| if (!get_open_object_attributes( &attr, &nameW, inherit, name )) return 0; | |
| if (!set_ntstatus( NtOpenEvent( &ret, access, &attr ))) return 0; | |
| return ret; | |
| } | |
| /*********************************************************************** | |
| * PulseEvent (kernelbase.@) | |
| */ | |
| BOOL WINAPI DECLSPEC_HOTPATCH PulseEvent( HANDLE handle ) | |
| { | |
| return set_ntstatus( NtPulseEvent( handle, NULL )); | |
| } | |
| /*********************************************************************** | |
| * SetEvent (kernelbase.@) | |
| */ | |
| BOOL WINAPI DECLSPEC_HOTPATCH SetEvent( HANDLE handle ) | |
| { | |
| return set_ntstatus( NtSetEvent( handle, NULL )); | |
| } | |
| /*********************************************************************** | |
| * ResetEvent (kernelbase.@) | |
| */ | |
| BOOL WINAPI DECLSPEC_HOTPATCH ResetEvent( HANDLE handle ) | |
| { | |
| return set_ntstatus( NtResetEvent( handle, NULL )); | |
| } | |
| /*********************************************************************** | |
| * Mutexes | |
| ***********************************************************************/ | |
| /*********************************************************************** | |
| * CreateMutexA (kernelbase.@) | |
| */ | |
| HANDLE WINAPI DECLSPEC_HOTPATCH CreateMutexA( SECURITY_ATTRIBUTES *sa, BOOL owner, LPCSTR name ) | |
| { | |
| return CreateMutexExA( sa, name, owner ? CREATE_MUTEX_INITIAL_OWNER : 0, MUTEX_ALL_ACCESS ); | |
| } | |
| /*********************************************************************** | |
| * CreateMutexW (kernelbase.@) | |
| */ | |
| HANDLE WINAPI DECLSPEC_HOTPATCH CreateMutexW( SECURITY_ATTRIBUTES *sa, BOOL owner, LPCWSTR name ) | |
| { | |
| return CreateMutexExW( sa, name, owner ? CREATE_MUTEX_INITIAL_OWNER : 0, MUTEX_ALL_ACCESS ); | |
| } | |
| /*********************************************************************** | |
| * CreateMutexExA (kernelbase.@) | |
| */ | |
| HANDLE WINAPI DECLSPEC_HOTPATCH CreateMutexExA( SECURITY_ATTRIBUTES *sa, LPCSTR name, | |
| DWORD flags, DWORD access ) | |
| { | |
| ANSI_STRING nameA; | |
| NTSTATUS status; | |
| if (!name) return CreateMutexExW( sa, NULL, flags, access ); | |
| RtlInitAnsiString( &nameA, name ); | |
| status = RtlAnsiStringToUnicodeString( &NtCurrentTeb()->StaticUnicodeString, &nameA, FALSE ); | |
| if (status != STATUS_SUCCESS) | |
| { | |
| SetLastError( ERROR_FILENAME_EXCED_RANGE ); | |
| return 0; | |
| } | |
| return CreateMutexExW( sa, NtCurrentTeb()->StaticUnicodeString.Buffer, flags, access ); | |
| } | |
| /*********************************************************************** | |
| * CreateMutexExW (kernelbase.@) | |
| */ | |
| HANDLE WINAPI DECLSPEC_HOTPATCH CreateMutexExW( SECURITY_ATTRIBUTES *sa, LPCWSTR name, | |
| DWORD flags, DWORD access ) | |
| { | |
| HANDLE ret = 0; | |
| UNICODE_STRING nameW; | |
| OBJECT_ATTRIBUTES attr; | |
| NTSTATUS status; | |
| get_create_object_attributes( &attr, &nameW, sa, name ); | |
| status = NtCreateMutant( &ret, access, &attr, (flags & CREATE_MUTEX_INITIAL_OWNER) != 0 ); | |
| if (status == STATUS_OBJECT_NAME_EXISTS) | |
| SetLastError( ERROR_ALREADY_EXISTS ); | |
| else | |
| SetLastError( RtlNtStatusToDosError(status) ); | |
| return ret; | |
| } | |
| /*********************************************************************** | |
| * OpenMutexW (kernelbase.@) | |
| */ | |
| HANDLE WINAPI DECLSPEC_HOTPATCH OpenMutexW( DWORD access, BOOL inherit, LPCWSTR name ) | |
| { | |
| HANDLE ret; | |
| UNICODE_STRING nameW; | |
| OBJECT_ATTRIBUTES attr; | |
| if (!is_version_nt()) access = MUTEX_ALL_ACCESS; | |
| if (!get_open_object_attributes( &attr, &nameW, inherit, name )) return 0; | |
| if (!set_ntstatus( NtOpenMutant( &ret, access, &attr ))) return 0; | |
| return ret; | |
| } | |
| /*********************************************************************** | |
| * ReleaseMutex (kernelbase.@) | |
| */ | |
| BOOL WINAPI DECLSPEC_HOTPATCH ReleaseMutex( HANDLE handle ) | |
| { | |
| return set_ntstatus( NtReleaseMutant( handle, NULL )); | |
| } | |
| /*********************************************************************** | |
| * Semaphores | |
| ***********************************************************************/ | |
| /*********************************************************************** | |
| * CreateSemaphoreW (kernelbase.@) | |
| */ | |
| HANDLE WINAPI DECLSPEC_HOTPATCH CreateSemaphoreW( SECURITY_ATTRIBUTES *sa, LONG initial, | |
| LONG max, LPCWSTR name ) | |
| { | |
| return CreateSemaphoreExW( sa, initial, max, name, 0, SEMAPHORE_ALL_ACCESS ); | |
| } | |
| /*********************************************************************** | |
| * CreateSemaphoreExW (kernelbase.@) | |
| */ | |
| HANDLE WINAPI DECLSPEC_HOTPATCH CreateSemaphoreExW( SECURITY_ATTRIBUTES *sa, LONG initial, LONG max, | |
| LPCWSTR name, DWORD flags, DWORD access ) | |
| { | |
| HANDLE ret = 0; | |
| UNICODE_STRING nameW; | |
| OBJECT_ATTRIBUTES attr; | |
| NTSTATUS status; | |
| get_create_object_attributes( &attr, &nameW, sa, name ); | |
| status = NtCreateSemaphore( &ret, access, &attr, initial, max ); | |
| if (status == STATUS_OBJECT_NAME_EXISTS) | |
| SetLastError( ERROR_ALREADY_EXISTS ); | |
| else | |
| SetLastError( RtlNtStatusToDosError(status) ); | |
| return ret; | |
| } | |
| /*********************************************************************** | |
| * OpenSemaphoreW (kernelbase.@) | |
| */ | |
| HANDLE WINAPI DECLSPEC_HOTPATCH OpenSemaphoreW( DWORD access, BOOL inherit, LPCWSTR name ) | |
| { | |
| HANDLE ret; | |
| UNICODE_STRING nameW; | |
| OBJECT_ATTRIBUTES attr; | |
| if (!is_version_nt()) access = SEMAPHORE_ALL_ACCESS; | |
| if (!get_open_object_attributes( &attr, &nameW, inherit, name )) return 0; | |
| if (!set_ntstatus( NtOpenSemaphore( &ret, access, &attr ))) return 0; | |
| return ret; | |
| } | |
| /*********************************************************************** | |
| * ReleaseSemaphore (kernelbase.@) | |
| */ | |
| BOOL WINAPI DECLSPEC_HOTPATCH ReleaseSemaphore( HANDLE handle, LONG count, LONG *previous ) | |
| { | |
| return set_ntstatus( NtReleaseSemaphore( handle, count, (PULONG)previous )); | |
| } | |
| /*********************************************************************** | |
| * Waitable timers | |
| ***********************************************************************/ | |
| /*********************************************************************** | |
| * CreateWaitableTimerW (kernelbase.@) | |
| */ | |
| HANDLE WINAPI DECLSPEC_HOTPATCH CreateWaitableTimerW( SECURITY_ATTRIBUTES *sa, BOOL manual, LPCWSTR name ) | |
| { | |
| return CreateWaitableTimerExW( sa, name, manual ? CREATE_WAITABLE_TIMER_MANUAL_RESET : 0, | |
| TIMER_ALL_ACCESS ); | |
| } | |
| /*********************************************************************** | |
| * CreateWaitableTimerExW (kernelbase.@) | |
| */ | |
| HANDLE WINAPI DECLSPEC_HOTPATCH CreateWaitableTimerExW( SECURITY_ATTRIBUTES *sa, LPCWSTR name, | |
| DWORD flags, DWORD access ) | |
| { | |
| HANDLE handle; | |
| NTSTATUS status; | |
| UNICODE_STRING nameW; | |
| OBJECT_ATTRIBUTES attr; | |
| get_create_object_attributes( &attr, &nameW, sa, name ); | |
| status = NtCreateTimer( &handle, access, &attr, | |
| (flags & CREATE_WAITABLE_TIMER_MANUAL_RESET) ? NotificationTimer : SynchronizationTimer ); | |
| if (status == STATUS_OBJECT_NAME_EXISTS) | |
| SetLastError( ERROR_ALREADY_EXISTS ); | |
| else | |
| SetLastError( RtlNtStatusToDosError(status) ); | |
| return handle; | |
| } | |
| /*********************************************************************** | |
| * OpenWaitableTimerW (kernelbase.@) | |
| */ | |
| HANDLE WINAPI DECLSPEC_HOTPATCH OpenWaitableTimerW( DWORD access, BOOL inherit, LPCWSTR name ) | |
| { | |
| HANDLE handle; | |
| UNICODE_STRING nameW; | |
| OBJECT_ATTRIBUTES attr; | |
| if (!is_version_nt()) access = TIMER_ALL_ACCESS; | |
| if (!get_open_object_attributes( &attr, &nameW, inherit, name )) return 0; | |
| if (!set_ntstatus( NtOpenTimer( &handle, access, &attr ))) return 0; | |
| return handle; | |
| } | |
| /*********************************************************************** | |
| * SetWaitableTimer (kernelbase.@) | |
| */ | |
| BOOL WINAPI DECLSPEC_HOTPATCH SetWaitableTimer( HANDLE handle, const LARGE_INTEGER *when, LONG period, | |
| PTIMERAPCROUTINE callback, LPVOID arg, BOOL resume ) | |
| { | |
| NTSTATUS status = NtSetTimer( handle, when, (PTIMER_APC_ROUTINE)callback, | |
| arg, resume, period, NULL ); | |
| return set_ntstatus( status ) || status == STATUS_TIMER_RESUME_IGNORED; | |
| } | |
| /*********************************************************************** | |
| * SetWaitableTimerEx (kernelbase.@) | |
| */ | |
| BOOL WINAPI DECLSPEC_HOTPATCH SetWaitableTimerEx( HANDLE handle, const LARGE_INTEGER *when, LONG period, | |
| PTIMERAPCROUTINE callback, LPVOID arg, | |
| REASON_CONTEXT *context, ULONG tolerabledelay ) | |
| { | |
| static int once; | |
| if (!once++) FIXME( "(%p, %p, %ld, %p, %p, %p, %ld) semi-stub\n", | |
| handle, when, period, callback, arg, context, tolerabledelay ); | |
| return SetWaitableTimer( handle, when, period, callback, arg, FALSE ); | |
| } | |
| /*********************************************************************** | |
| * CancelWaitableTimer (kernelbase.@) | |
| */ | |
| BOOL WINAPI DECLSPEC_HOTPATCH CancelWaitableTimer( HANDLE handle ) | |
| { | |
| return set_ntstatus( NtCancelTimer( handle, NULL )); | |
| } | |
| /*********************************************************************** | |
| * Timer queues | |
| ***********************************************************************/ | |
| /*********************************************************************** | |
| * CreateTimerQueue (kernelbase.@) | |
| */ | |
| HANDLE WINAPI DECLSPEC_HOTPATCH CreateTimerQueue(void) | |
| { | |
| HANDLE q; | |
| if (!set_ntstatus( RtlCreateTimerQueue( &q ))) return NULL; | |
| return q; | |
| } | |
| /*********************************************************************** | |
| * CreateTimerQueueTimer (kernelbase.@) | |
| */ | |
| BOOL WINAPI DECLSPEC_HOTPATCH CreateTimerQueueTimer( PHANDLE timer, HANDLE queue, | |
| WAITORTIMERCALLBACK callback, PVOID arg, | |
| DWORD when, DWORD period, ULONG flags ) | |
| { | |
| return set_ntstatus( RtlCreateTimer( queue, timer, callback, arg, when, period, flags )); | |
| } | |
| /*********************************************************************** | |
| * ChangeTimerQueueTimer (kernelbase.@) | |
| */ | |
| BOOL WINAPI DECLSPEC_HOTPATCH ChangeTimerQueueTimer( HANDLE queue, HANDLE timer, | |
| ULONG when, ULONG period ) | |
| { | |
| return set_ntstatus( RtlUpdateTimer( queue, timer, when, period )); | |
| } | |
| /*********************************************************************** | |
| * DeleteTimerQueueEx (kernelbase.@) | |
| */ | |
| BOOL WINAPI DECLSPEC_HOTPATCH DeleteTimerQueueEx( HANDLE queue, HANDLE event ) | |
| { | |
| return set_ntstatus( RtlDeleteTimerQueueEx( queue, event )); | |
| } | |
| /*********************************************************************** | |
| * DeleteTimerQueueTimer (kernelbase.@) | |
| */ | |
| BOOL WINAPI DECLSPEC_HOTPATCH DeleteTimerQueueTimer( HANDLE queue, HANDLE timer, HANDLE event ) | |
| { | |
| return set_ntstatus( RtlDeleteTimer( queue, timer, event )); | |
| } | |
| /*********************************************************************** | |
| * Critical sections | |
| ***********************************************************************/ | |
| /*********************************************************************** | |
| * InitializeCriticalSectionAndSpinCount (kernelbase.@) | |
| */ | |
| BOOL WINAPI DECLSPEC_HOTPATCH InitializeCriticalSectionAndSpinCount( CRITICAL_SECTION *crit, DWORD count ) | |
| { | |
| return !RtlInitializeCriticalSectionAndSpinCount( crit, count ); | |
| } | |
| /*********************************************************************** | |
| * InitializeCriticalSectionEx (kernelbase.@) | |
| */ | |
| BOOL WINAPI DECLSPEC_HOTPATCH InitializeCriticalSectionEx( CRITICAL_SECTION *crit, DWORD spincount, | |
| DWORD flags ) | |
| { | |
| NTSTATUS ret = RtlInitializeCriticalSectionEx( crit, spincount, flags ); | |
| if (ret) RtlRaiseStatus( ret ); | |
| return !ret; | |
| } | |
| /*********************************************************************** | |
| * File mappings | |
| ***********************************************************************/ | |
| /*********************************************************************** | |
| * CreateFileMappingW (kernelbase.@) | |
| */ | |
| HANDLE WINAPI DECLSPEC_HOTPATCH CreateFileMappingW( HANDLE file, LPSECURITY_ATTRIBUTES sa, DWORD protect, | |
| DWORD size_high, DWORD size_low, LPCWSTR name ) | |
| { | |
| static const int sec_flags = (SEC_FILE | SEC_IMAGE | SEC_RESERVE | SEC_COMMIT | | |
| SEC_NOCACHE | SEC_WRITECOMBINE | SEC_LARGE_PAGES); | |
| HANDLE ret; | |
| NTSTATUS status; | |
| DWORD access, sec_type; | |
| LARGE_INTEGER size; | |
| UNICODE_STRING nameW; | |
| OBJECT_ATTRIBUTES attr; | |
| sec_type = protect & sec_flags; | |
| protect &= ~sec_flags; | |
| if (!sec_type) sec_type = SEC_COMMIT; | |
| /* Win9x compatibility */ | |
| if (!protect && !is_version_nt()) protect = PAGE_READONLY; | |
| switch(protect) | |
| { | |
| case PAGE_READONLY: | |
| case PAGE_WRITECOPY: | |
| access = STANDARD_RIGHTS_REQUIRED | SECTION_QUERY | SECTION_MAP_READ; | |
| break; | |
| case PAGE_READWRITE: | |
| access = STANDARD_RIGHTS_REQUIRED | SECTION_QUERY | SECTION_MAP_READ | SECTION_MAP_WRITE; | |
| break; | |
| case PAGE_EXECUTE_READ: | |
| case PAGE_EXECUTE_WRITECOPY: | |
| access = STANDARD_RIGHTS_REQUIRED | SECTION_QUERY | SECTION_MAP_READ | SECTION_MAP_EXECUTE; | |
| break; | |
| case PAGE_EXECUTE_READWRITE: | |
| access = STANDARD_RIGHTS_REQUIRED | SECTION_QUERY | SECTION_MAP_READ | SECTION_MAP_WRITE | SECTION_MAP_EXECUTE; | |
| break; | |
| default: | |
| SetLastError( ERROR_INVALID_PARAMETER ); | |
| return 0; | |
| } | |
| size.u.LowPart = size_low; | |
| size.u.HighPart = size_high; | |
| if (file == INVALID_HANDLE_VALUE) | |
| { | |
| file = 0; | |
| if (!size.QuadPart) | |
| { | |
| SetLastError( ERROR_INVALID_PARAMETER ); | |
| return 0; | |
| } | |
| } | |
| get_create_object_attributes( &attr, &nameW, sa, name ); | |
| status = NtCreateSection( &ret, access, &attr, &size, protect, sec_type, file ); | |
| if (status == STATUS_OBJECT_NAME_EXISTS) | |
| SetLastError( ERROR_ALREADY_EXISTS ); | |
| else | |
| SetLastError( RtlNtStatusToDosError(status) ); | |
| return ret; | |
| } | |
| /*********************************************************************** | |
| * CreateFileMapping2 (kernelbase.@) | |
| */ | |
| HANDLE WINAPI DECLSPEC_HOTPATCH CreateFileMapping2( HANDLE file, SECURITY_ATTRIBUTES *sa, ULONG access, | |
| ULONG protect, ULONG sec_type, ULONG64 max_size, | |
| const WCHAR *name, MEM_EXTENDED_PARAMETER *params, | |
| ULONG count ) | |
| { | |
| HANDLE ret; | |
| NTSTATUS status; | |
| LARGE_INTEGER size; | |
| UNICODE_STRING nameW; | |
| OBJECT_ATTRIBUTES attr; | |
| if (!sec_type) sec_type = SEC_COMMIT; | |
| size.QuadPart = max_size; | |
| if (file == INVALID_HANDLE_VALUE) file = 0; | |
| get_create_object_attributes( &attr, &nameW, sa, name ); | |
| status = NtCreateSectionEx( &ret, access, &attr, &size, protect, sec_type, file, params, count ); | |
| if (status == STATUS_OBJECT_NAME_EXISTS) | |
| SetLastError( ERROR_ALREADY_EXISTS ); | |
| else | |
| SetLastError( RtlNtStatusToDosError(status) ); | |
| return ret; | |
| } | |
| /*********************************************************************** | |
| * CreateFileMappingFromApp (kernelbase.@) | |
| */ | |
| HANDLE WINAPI DECLSPEC_HOTPATCH CreateFileMappingFromApp( HANDLE file, LPSECURITY_ATTRIBUTES sa, ULONG protect, | |
| ULONG64 size, LPCWSTR name ) | |
| { | |
| return CreateFileMappingW( file, sa, protect, size << 32, size, name ); | |
| } | |
| /*********************************************************************** | |
| * OpenFileMappingW (kernelbase.@) | |
| */ | |
| HANDLE WINAPI DECLSPEC_HOTPATCH OpenFileMappingW( DWORD access, BOOL inherit, LPCWSTR name ) | |
| { | |
| OBJECT_ATTRIBUTES attr; | |
| UNICODE_STRING nameW; | |
| HANDLE ret; | |
| if (!get_open_object_attributes( &attr, &nameW, inherit, name )) return 0; | |
| if (access == FILE_MAP_COPY) access = SECTION_MAP_READ; | |
| if (!is_version_nt()) | |
| { | |
| /* win9x doesn't do access checks, so try with full access first */ | |
| if (!NtOpenSection( &ret, access | SECTION_MAP_READ | SECTION_MAP_WRITE, &attr )) return ret; | |
| } | |
| if (!set_ntstatus( NtOpenSection( &ret, access, &attr ))) return 0; | |
| return ret; | |
| } | |
| /*********************************************************************** | |
| * OpenFileMappingFromApp (kernelbase.@) | |
| */ | |
| HANDLE WINAPI DECLSPEC_HOTPATCH OpenFileMappingFromApp( ULONG access, BOOL inherit, LPCWSTR name ) | |
| { | |
| OBJECT_ATTRIBUTES attr; | |
| UNICODE_STRING nameW; | |
| HANDLE ret; | |
| if (!get_open_object_attributes( &attr, &nameW, inherit, name )) return 0; | |
| if (access == FILE_MAP_COPY) access = SECTION_MAP_READ; | |
| if (!set_ntstatus( NtOpenSection( &ret, access, &attr ))) return 0; | |
| return ret; | |
| } | |
| /*********************************************************************** | |
| * Condition variables | |
| ***********************************************************************/ | |
| /*********************************************************************** | |
| * SleepConditionVariableCS (kernelbase.@) | |
| */ | |
| BOOL WINAPI DECLSPEC_HOTPATCH SleepConditionVariableCS( CONDITION_VARIABLE *variable, | |
| CRITICAL_SECTION *crit, DWORD timeout ) | |
| { | |
| LARGE_INTEGER time; | |
| return set_ntstatus( RtlSleepConditionVariableCS( variable, crit, get_nt_timeout( &time, timeout ))); | |
| } | |
| /*********************************************************************** | |
| * SleepConditionVariableSRW (kernelbase.@) | |
| */ | |
| BOOL WINAPI DECLSPEC_HOTPATCH SleepConditionVariableSRW( RTL_CONDITION_VARIABLE *variable, | |
| RTL_SRWLOCK *lock, DWORD timeout, ULONG flags ) | |
| { | |
| LARGE_INTEGER time; | |
| return set_ntstatus( RtlSleepConditionVariableSRW( variable, lock, | |
| get_nt_timeout( &time, timeout ), flags )); | |
| } | |
| /*********************************************************************** | |
| * I/O completions | |
| ***********************************************************************/ | |
| /****************************************************************************** | |
| * CreateIoCompletionPort (kernelbase.@) | |
| */ | |
| HANDLE WINAPI DECLSPEC_HOTPATCH CreateIoCompletionPort( HANDLE handle, HANDLE port, | |
| ULONG_PTR key, DWORD threads ) | |
| { | |
| FILE_COMPLETION_INFORMATION info; | |
| IO_STATUS_BLOCK iosb; | |
| HANDLE ret = port; | |
| TRACE( "(%p, %p, %08Ix, %08lx)\n", handle, port, key, threads ); | |
| if (!port) | |
| { | |
| if (!set_ntstatus( NtCreateIoCompletion( &ret, IO_COMPLETION_ALL_ACCESS, NULL, threads ))) | |
| return 0; | |
| } | |
| else if (handle == INVALID_HANDLE_VALUE) | |
| { | |
| SetLastError( ERROR_INVALID_PARAMETER ); | |
| return 0; | |
| } | |
| if (handle != INVALID_HANDLE_VALUE) | |
| { | |
| info.CompletionPort = ret; | |
| info.CompletionKey = key; | |
| if (!set_ntstatus( NtSetInformationFile( handle, &iosb, &info, sizeof(info), FileCompletionInformation ))) | |
| { | |
| if (!port) CloseHandle( ret ); | |
| return 0; | |
| } | |
| } | |
| return ret; | |
| } | |
| /****************************************************************************** | |
| * GetQueuedCompletionStatus (kernelbase.@) | |
| */ | |
| BOOL WINAPI DECLSPEC_HOTPATCH GetQueuedCompletionStatus( HANDLE port, LPDWORD count, PULONG_PTR key, | |
| LPOVERLAPPED *overlapped, DWORD timeout ) | |
| { | |
| NTSTATUS status; | |
| IO_STATUS_BLOCK iosb; | |
| LARGE_INTEGER wait_time; | |
| TRACE( "(%p,%p,%p,%p,%ld)\n", port, count, key, overlapped, timeout ); | |
| *overlapped = NULL; | |
| status = NtRemoveIoCompletion( port, key, (PULONG_PTR)overlapped, &iosb, | |
| get_nt_timeout( &wait_time, timeout ) ); | |
| if (status == STATUS_SUCCESS) | |
| { | |
| *count = iosb.Information; | |
| if (iosb.Status >= 0) return TRUE; | |
| SetLastError( RtlNtStatusToDosError(iosb.Status) ); | |
| return FALSE; | |
| } | |
| if (status == STATUS_TIMEOUT) SetLastError( WAIT_TIMEOUT ); | |
| else if (status == STATUS_ABANDONED) SetLastError( ERROR_ABANDONED_WAIT_0 ); | |
| else SetLastError( RtlNtStatusToDosError(status) ); | |
| return FALSE; | |
| } | |
| /****************************************************************************** | |
| * GetQueuedCompletionStatusEx (kernelbase.@) | |
| */ | |
| BOOL WINAPI DECLSPEC_HOTPATCH GetQueuedCompletionStatusEx( HANDLE port, OVERLAPPED_ENTRY *entries, | |
| ULONG count, ULONG *written, | |
| DWORD timeout, BOOL alertable ) | |
| { | |
| LARGE_INTEGER time; | |
| NTSTATUS ret; | |
| TRACE( "%p %p %lu %p %lu %u\n", port, entries, count, written, timeout, alertable ); | |
| ret = NtRemoveIoCompletionEx( port, (FILE_IO_COMPLETION_INFORMATION *)entries, count, | |
| written, get_nt_timeout( &time, timeout ), alertable ); | |
| if (ret == STATUS_SUCCESS) return TRUE; | |
| else if (ret == STATUS_TIMEOUT) SetLastError( WAIT_TIMEOUT ); | |
| else if (ret == STATUS_USER_APC) SetLastError( WAIT_IO_COMPLETION ); | |
| else if (ret == STATUS_ABANDONED) SetLastError( ERROR_ABANDONED_WAIT_0 ); | |
| else SetLastError( RtlNtStatusToDosError(ret) ); | |
| return FALSE; | |
| } | |
| /****************************************************************************** | |
| * PostQueuedCompletionStatus (kernelbase.@) | |
| */ | |
| BOOL WINAPI DECLSPEC_HOTPATCH PostQueuedCompletionStatus( HANDLE port, DWORD count, | |
| ULONG_PTR key, LPOVERLAPPED overlapped ) | |
| { | |
| TRACE( "%p %ld %08Ix %p\n", port, count, key, overlapped ); | |
| return set_ntstatus( NtSetIoCompletion( port, key, (ULONG_PTR)overlapped, STATUS_SUCCESS, count )); | |
| } | |
| /*********************************************************************** | |
| * Named pipes | |
| ***********************************************************************/ | |
| /*********************************************************************** | |
| * CallNamedPipeW (kernelbase.@) | |
| */ | |
| BOOL WINAPI DECLSPEC_HOTPATCH CallNamedPipeW( LPCWSTR name, LPVOID input, DWORD in_size, | |
| LPVOID output, DWORD out_size, | |
| LPDWORD read_size, DWORD timeout ) | |
| { | |
| HANDLE pipe; | |
| BOOL ret; | |
| DWORD mode; | |
| TRACE( "%s %p %ld %p %ld %p %ld\n", debugstr_w(name), | |
| input, in_size, output, out_size, read_size, timeout ); | |
| pipe = CreateFileW( name, GENERIC_READ | GENERIC_WRITE, 0, NULL, OPEN_EXISTING, 0, NULL ); | |
| if (pipe == INVALID_HANDLE_VALUE) | |
| { | |
| if (!WaitNamedPipeW( name, timeout )) return FALSE; | |
| pipe = CreateFileW( name, GENERIC_READ | GENERIC_WRITE, 0, NULL, OPEN_EXISTING, 0, NULL ); | |
| if (pipe == INVALID_HANDLE_VALUE) return FALSE; | |
| } | |
| mode = PIPE_READMODE_MESSAGE; | |
| ret = SetNamedPipeHandleState( pipe, &mode, NULL, NULL ); | |
| if (ret) ret = TransactNamedPipe( pipe, input, in_size, output, out_size, read_size, NULL ); | |
| CloseHandle( pipe ); | |
| return ret; | |
| } | |
| /*********************************************************************** | |
| * ConnectNamedPipe (kernelbase.@) | |
| */ | |
| BOOL WINAPI DECLSPEC_HOTPATCH ConnectNamedPipe( HANDLE pipe, LPOVERLAPPED overlapped ) | |
| { | |
| NTSTATUS status; | |
| IO_STATUS_BLOCK status_block; | |
| LPVOID cvalue = NULL; | |
| TRACE( "(%p,%p)\n", pipe, overlapped ); | |
| if (overlapped) | |
| { | |
| overlapped->Internal = STATUS_PENDING; | |
| overlapped->InternalHigh = 0; | |
| if (((ULONG_PTR)overlapped->hEvent & 1) == 0) cvalue = overlapped; | |
| } | |
| status = NtFsControlFile( pipe, overlapped ? overlapped->hEvent : NULL, NULL, cvalue, | |
| overlapped ? (IO_STATUS_BLOCK *)overlapped : &status_block, | |
| FSCTL_PIPE_LISTEN, NULL, 0, NULL, 0 ); | |
| if (status == STATUS_PENDING && !overlapped) | |
| { | |
| WaitForSingleObject( pipe, INFINITE ); | |
| status = status_block.Status; | |
| } | |
| return set_ntstatus( status ); | |
| } | |
| /*********************************************************************** | |
| * CreateNamedPipeW (kernelbase.@) | |
| */ | |
| HANDLE WINAPI DECLSPEC_HOTPATCH CreateNamedPipeW( LPCWSTR name, DWORD open_mode, DWORD pipe_mode, | |
| DWORD instances, DWORD out_buff, DWORD in_buff, | |
| DWORD timeout, LPSECURITY_ATTRIBUTES sa ) | |
| { | |
| HANDLE handle; | |
| UNICODE_STRING nt_name; | |
| OBJECT_ATTRIBUTES attr; | |
| DWORD access, options, sharing; | |
| BOOLEAN pipe_type, read_mode, non_block; | |
| NTSTATUS status; | |
| IO_STATUS_BLOCK iosb; | |
| LARGE_INTEGER time; | |
| TRACE( "(%s, %#08lx, %#08lx, %ld, %ld, %ld, %ld, %p)\n", debugstr_w(name), | |
| open_mode, pipe_mode, instances, out_buff, in_buff, timeout, sa ); | |
| if (!RtlDosPathNameToNtPathName_U( name, &nt_name, NULL, NULL )) | |
| { | |
| SetLastError( ERROR_PATH_NOT_FOUND ); | |
| return INVALID_HANDLE_VALUE; | |
| } | |
| if (nt_name.Length >= MAX_PATH * sizeof(WCHAR) ) | |
| { | |
| SetLastError( ERROR_FILENAME_EXCED_RANGE ); | |
| RtlFreeUnicodeString( &nt_name ); | |
| return INVALID_HANDLE_VALUE; | |
| } | |
| attr.Length = sizeof(attr); | |
| attr.RootDirectory = 0; | |
| attr.ObjectName = &nt_name; | |
| attr.Attributes = OBJ_CASE_INSENSITIVE | ((sa && sa->bInheritHandle) ? OBJ_INHERIT : 0); | |
| attr.SecurityDescriptor = sa ? sa->lpSecurityDescriptor : NULL; | |
| attr.SecurityQualityOfService = NULL; | |
| switch (open_mode & 3) | |
| { | |
| case PIPE_ACCESS_INBOUND: | |
| sharing = FILE_SHARE_WRITE; | |
| access = GENERIC_READ; | |
| break; | |
| case PIPE_ACCESS_OUTBOUND: | |
| sharing = FILE_SHARE_READ; | |
| access = GENERIC_WRITE; | |
| break; | |
| case PIPE_ACCESS_DUPLEX: | |
| sharing = FILE_SHARE_READ | FILE_SHARE_WRITE; | |
| access = GENERIC_READ | GENERIC_WRITE; | |
| break; | |
| default: | |
| SetLastError( ERROR_INVALID_PARAMETER ); | |
| return INVALID_HANDLE_VALUE; | |
| } | |
| access |= SYNCHRONIZE; | |
| options = 0; | |
| if (open_mode & WRITE_DAC) access |= WRITE_DAC; | |
| if (open_mode & WRITE_OWNER) access |= WRITE_OWNER; | |
| if (open_mode & ACCESS_SYSTEM_SECURITY) access |= ACCESS_SYSTEM_SECURITY; | |
| if (open_mode & FILE_FLAG_WRITE_THROUGH) options |= FILE_WRITE_THROUGH; | |
| if (!(open_mode & FILE_FLAG_OVERLAPPED)) options |= FILE_SYNCHRONOUS_IO_NONALERT; | |
| pipe_type = (pipe_mode & PIPE_TYPE_MESSAGE) != 0; | |
| read_mode = (pipe_mode & PIPE_READMODE_MESSAGE) != 0; | |
| non_block = (pipe_mode & PIPE_NOWAIT) != 0; | |
| if (instances >= PIPE_UNLIMITED_INSTANCES) instances = ~0U; | |
| time.QuadPart = (ULONGLONG)timeout * -10000; | |
| status = NtCreateNamedPipeFile( &handle, access, &attr, &iosb, sharing, | |
| FILE_OPEN_IF, options, pipe_type, | |
| read_mode, non_block, instances, in_buff, out_buff, &time ); | |
| RtlFreeUnicodeString( &nt_name ); | |
| if (!set_ntstatus( status )) return INVALID_HANDLE_VALUE; | |
| SetLastError( iosb.Information == FILE_CREATED ? ERROR_SUCCESS : ERROR_ALREADY_EXISTS ); | |
| return handle; | |
| } | |
| /****************************************************************** | |
| * CreatePipe (kernelbase.@) | |
| */ | |
| BOOL WINAPI DECLSPEC_HOTPATCH CreatePipe( HANDLE *read_pipe, HANDLE *write_pipe, | |
| SECURITY_ATTRIBUTES *sa, DWORD size ) | |
| { | |
| static unsigned int index; | |
| WCHAR name[64]; | |
| UNICODE_STRING nt_name; | |
| OBJECT_ATTRIBUTES attr; | |
| IO_STATUS_BLOCK iosb; | |
| LARGE_INTEGER timeout; | |
| *read_pipe = *write_pipe = INVALID_HANDLE_VALUE; | |
| attr.Length = sizeof(attr); | |
| attr.RootDirectory = 0; | |
| attr.ObjectName = &nt_name; | |
| attr.Attributes = OBJ_CASE_INSENSITIVE | ((sa && sa->bInheritHandle) ? OBJ_INHERIT : 0); | |
| attr.SecurityDescriptor = sa ? sa->lpSecurityDescriptor : NULL; | |
| attr.SecurityQualityOfService = NULL; | |
| if (!size) size = 4096; | |
| timeout.QuadPart = (ULONGLONG)NMPWAIT_USE_DEFAULT_WAIT * -10000; | |
| /* generate a unique pipe name (system wide) */ | |
| for (;;) | |
| { | |
| swprintf( name, ARRAY_SIZE(name), L"\\??\\pipe\\Win32.Pipes.%08lu.%08u", | |
| GetCurrentProcessId(), ++index ); | |
| RtlInitUnicodeString( &nt_name, name ); | |
| if (!NtCreateNamedPipeFile( read_pipe, GENERIC_READ | FILE_WRITE_ATTRIBUTES | SYNCHRONIZE, | |
| &attr, &iosb, FILE_SHARE_WRITE, FILE_OPEN_IF, | |
| FILE_SYNCHRONOUS_IO_NONALERT, | |
| FALSE, FALSE, FALSE, 1, size, size, &timeout )) | |
| break; | |
| } | |
| if (!set_ntstatus( NtOpenFile( write_pipe, GENERIC_WRITE | FILE_READ_ATTRIBUTES | SYNCHRONIZE, &attr, | |
| &iosb, 0, FILE_SYNCHRONOUS_IO_NONALERT | FILE_NON_DIRECTORY_FILE ))) | |
| { | |
| NtClose( *read_pipe ); | |
| return FALSE; | |
| } | |
| return TRUE; | |
| } | |
| /*********************************************************************** | |
| * DisconnectNamedPipe (kernelbase.@) | |
| */ | |
| BOOL WINAPI DECLSPEC_HOTPATCH DisconnectNamedPipe( HANDLE pipe ) | |
| { | |
| IO_STATUS_BLOCK io_block; | |
| TRACE( "(%p)\n", pipe ); | |
| return set_ntstatus( NtFsControlFile( pipe, 0, NULL, NULL, &io_block, | |
| FSCTL_PIPE_DISCONNECT, NULL, 0, NULL, 0 )); | |
| } | |
| /*********************************************************************** | |
| * GetNamedPipeHandleStateW (kernelbase.@) | |
| */ | |
| BOOL WINAPI DECLSPEC_HOTPATCH GetNamedPipeHandleStateW( HANDLE pipe, DWORD *state, DWORD *instances, | |
| DWORD *max_count, DWORD *timeout, | |
| WCHAR *user, DWORD size ) | |
| { | |
| IO_STATUS_BLOCK io; | |
| FIXME( "%p %p %p %p %p %p %ld: semi-stub\n", pipe, state, instances, max_count, timeout, user, size ); | |
| if (max_count) *max_count = 0; | |
| if (timeout) *timeout = 0; | |
| if (user && size && !GetEnvironmentVariableW( L"WINEUSERNAME", user, size )) user[0] = 0; | |
| if (state) | |
| { | |
| FILE_PIPE_INFORMATION info; | |
| if (!set_ntstatus( NtQueryInformationFile( pipe, &io, &info, sizeof(info), FilePipeInformation ))) | |
| return FALSE; | |
| *state = (info.ReadMode ? PIPE_READMODE_MESSAGE : PIPE_READMODE_BYTE) | | |
| (info.CompletionMode ? PIPE_NOWAIT : PIPE_WAIT); | |
| } | |
| if (instances) | |
| { | |
| FILE_PIPE_LOCAL_INFORMATION info; | |
| if (!set_ntstatus( NtQueryInformationFile( pipe, &io, &info, sizeof(info), | |
| FilePipeLocalInformation))) | |
| return FALSE; | |
| *instances = info.CurrentInstances; | |
| } | |
| return TRUE; | |
| } | |
| /*********************************************************************** | |
| * GetNamedPipeInfo (kernelbase.@) | |
| */ | |
| BOOL WINAPI DECLSPEC_HOTPATCH GetNamedPipeInfo( HANDLE pipe, LPDWORD flags, LPDWORD out_size, | |
| LPDWORD in_size, LPDWORD instances ) | |
| { | |
| FILE_PIPE_LOCAL_INFORMATION info; | |
| IO_STATUS_BLOCK iosb; | |
| if (!set_ntstatus( NtQueryInformationFile( pipe, &iosb, &info, sizeof(info), FilePipeLocalInformation ))) | |
| return FALSE; | |
| if (flags) | |
| { | |
| *flags = (info.NamedPipeEnd & FILE_PIPE_SERVER_END) ? PIPE_SERVER_END : PIPE_CLIENT_END; | |
| *flags |= (info.NamedPipeType & FILE_PIPE_TYPE_MESSAGE) ? PIPE_TYPE_MESSAGE : PIPE_TYPE_BYTE; | |
| } | |
| if (out_size) *out_size = info.OutboundQuota; | |
| if (in_size) *in_size = info.InboundQuota; | |
| if (instances) *instances = info.MaximumInstances; | |
| return TRUE; | |
| } | |
| /*********************************************************************** | |
| * PeekNamedPipe (kernelbase.@) | |
| */ | |
| BOOL WINAPI DECLSPEC_HOTPATCH PeekNamedPipe( HANDLE pipe, LPVOID out_buffer, DWORD size, | |
| LPDWORD read_size, LPDWORD avail, LPDWORD message ) | |
| { | |
| FILE_PIPE_PEEK_BUFFER local_buffer; | |
| FILE_PIPE_PEEK_BUFFER *buffer = &local_buffer; | |
| IO_STATUS_BLOCK io; | |
| NTSTATUS status; | |
| if (size && !(buffer = HeapAlloc( GetProcessHeap(), 0, | |
| FIELD_OFFSET( FILE_PIPE_PEEK_BUFFER, Data[size] )))) | |
| { | |
| SetLastError( ERROR_NOT_ENOUGH_MEMORY ); | |
| return FALSE; | |
| } | |
| status = NtFsControlFile( pipe, 0, NULL, NULL, &io, FSCTL_PIPE_PEEK, NULL, 0, | |
| buffer, FIELD_OFFSET( FILE_PIPE_PEEK_BUFFER, Data[size] ) ); | |
| if (status == STATUS_BUFFER_OVERFLOW) status = STATUS_SUCCESS; | |
| if (!status) | |
| { | |
| ULONG count = io.Information - FIELD_OFFSET( FILE_PIPE_PEEK_BUFFER, Data ); | |
| if (avail) *avail = buffer->ReadDataAvailable; | |
| if (read_size) *read_size = count; | |
| if (message) *message = buffer->MessageLength - count; | |
| if (out_buffer) memcpy( out_buffer, buffer->Data, count ); | |
| } | |
| else SetLastError( RtlNtStatusToDosError(status) ); | |
| if (buffer != &local_buffer) HeapFree( GetProcessHeap(), 0, buffer ); | |
| return !status; | |
| } | |
| /*********************************************************************** | |
| * SetNamedPipeHandleState (kernelbase.@) | |
| */ | |
| BOOL WINAPI DECLSPEC_HOTPATCH SetNamedPipeHandleState( HANDLE pipe, LPDWORD mode, | |
| LPDWORD count, LPDWORD timeout ) | |
| { | |
| FILE_PIPE_INFORMATION info; | |
| IO_STATUS_BLOCK iosb; | |
| NTSTATUS status = STATUS_SUCCESS; | |
| TRACE( "%p %p/%ld %p %p\n", pipe, mode, mode ? *mode : 0, count, timeout ); | |
| if (count || timeout) FIXME( "Unsupported arguments\n" ); | |
| if (mode) | |
| { | |
| if (*mode & ~(PIPE_READMODE_MESSAGE | PIPE_NOWAIT)) status = STATUS_INVALID_PARAMETER; | |
| else | |
| { | |
| info.CompletionMode = (*mode & PIPE_NOWAIT) ? | |
| FILE_PIPE_COMPLETE_OPERATION : FILE_PIPE_QUEUE_OPERATION; | |
| info.ReadMode = (*mode & PIPE_READMODE_MESSAGE) ? | |
| FILE_PIPE_MESSAGE_MODE : FILE_PIPE_BYTE_STREAM_MODE; | |
| status = NtSetInformationFile( pipe, &iosb, &info, sizeof(info), FilePipeInformation ); | |
| } | |
| } | |
| return set_ntstatus( status ); | |
| } | |
| /*********************************************************************** | |
| * TransactNamedPipe (kernelbase.@) | |
| */ | |
| BOOL WINAPI DECLSPEC_HOTPATCH TransactNamedPipe( HANDLE handle, LPVOID write_buf, DWORD write_size, | |
| LPVOID read_buf, DWORD read_size, LPDWORD bytes_read, | |
| LPOVERLAPPED overlapped) | |
| { | |
| IO_STATUS_BLOCK default_iosb, *iosb = &default_iosb; | |
| HANDLE event = NULL; | |
| void *cvalue = NULL; | |
| NTSTATUS status; | |
| TRACE( "%p %p %lu %p %lu %p %p\n", handle, | |
| write_buf, write_size, read_buf, read_size, bytes_read, overlapped ); | |
| if (overlapped) | |
| { | |
| event = overlapped->hEvent; | |
| iosb = (IO_STATUS_BLOCK *)overlapped; | |
| if (((ULONG_PTR)event & 1) == 0) cvalue = overlapped; | |
| } | |
| else | |
| { | |
| iosb->Information = 0; | |
| } | |
| status = NtFsControlFile( handle, event, NULL, cvalue, iosb, FSCTL_PIPE_TRANSCEIVE, | |
| write_buf, write_size, read_buf, read_size ); | |
| if (status == STATUS_PENDING && !overlapped) | |
| { | |
| WaitForSingleObject(handle, INFINITE); | |
| status = iosb->Status; | |
| } | |
| if (bytes_read) *bytes_read = overlapped && status ? 0 : iosb->Information; | |
| return set_ntstatus( status ); | |
| } | |
| /*********************************************************************** | |
| * WaitNamedPipeW (kernelbase.@) | |
| */ | |
| BOOL WINAPI DECLSPEC_HOTPATCH WaitNamedPipeW( LPCWSTR name, DWORD timeout ) | |
| { | |
| static const int prefix_len = sizeof(L"\\??\\PIPE\\") - sizeof(WCHAR); | |
| NTSTATUS status; | |
| UNICODE_STRING nt_name, pipe_dev_name; | |
| FILE_PIPE_WAIT_FOR_BUFFER *pipe_wait; | |
| IO_STATUS_BLOCK iosb; | |
| OBJECT_ATTRIBUTES attr; | |
| ULONG wait_size; | |
| HANDLE pipe_dev; | |
| TRACE( "%s 0x%08lx\n", debugstr_w(name), timeout ); | |
| if (!RtlDosPathNameToNtPathName_U( name, &nt_name, NULL, NULL )) return FALSE; | |
| if (nt_name.Length >= MAX_PATH * sizeof(WCHAR) || | |
| nt_name.Length < prefix_len || | |
| wcsnicmp( nt_name.Buffer, L"\\??\\PIPE\\", prefix_len / sizeof(WCHAR) )) | |
| { | |
| RtlFreeUnicodeString( &nt_name ); | |
| SetLastError( ERROR_PATH_NOT_FOUND ); | |
| return FALSE; | |
| } | |
| wait_size = offsetof( FILE_PIPE_WAIT_FOR_BUFFER, Name[(nt_name.Length - prefix_len) / sizeof(WCHAR)] ); | |
| if (!(pipe_wait = HeapAlloc( GetProcessHeap(), 0, wait_size))) | |
| { | |
| RtlFreeUnicodeString( &nt_name ); | |
| SetLastError( ERROR_OUTOFMEMORY ); | |
| return FALSE; | |
| } | |
| pipe_dev_name.Buffer = nt_name.Buffer; | |
| pipe_dev_name.Length = prefix_len; | |
| pipe_dev_name.MaximumLength = prefix_len; | |
| InitializeObjectAttributes( &attr,&pipe_dev_name, OBJ_CASE_INSENSITIVE, NULL, NULL ); | |
| status = NtOpenFile( &pipe_dev, FILE_READ_ATTRIBUTES | SYNCHRONIZE, &attr, | |
| &iosb, FILE_SHARE_READ | FILE_SHARE_WRITE, | |
| FILE_SYNCHRONOUS_IO_NONALERT); | |
| if (status != STATUS_SUCCESS) | |
| { | |
| HeapFree( GetProcessHeap(), 0, pipe_wait ); | |
| RtlFreeUnicodeString( &nt_name ); | |
| SetLastError( ERROR_PATH_NOT_FOUND ); | |
| return FALSE; | |
| } | |
| pipe_wait->TimeoutSpecified = !(timeout == NMPWAIT_USE_DEFAULT_WAIT); | |
| if (timeout == NMPWAIT_WAIT_FOREVER) | |
| pipe_wait->Timeout.QuadPart = ((ULONGLONG)0x7fffffff << 32) | 0xffffffff; | |
| else | |
| pipe_wait->Timeout.QuadPart = (ULONGLONG)timeout * -10000; | |
| pipe_wait->NameLength = nt_name.Length - prefix_len; | |
| memcpy( pipe_wait->Name, nt_name.Buffer + prefix_len/sizeof(WCHAR), pipe_wait->NameLength ); | |
| RtlFreeUnicodeString( &nt_name ); | |
| status = NtFsControlFile( pipe_dev, NULL, NULL, NULL, &iosb, FSCTL_PIPE_WAIT, | |
| pipe_wait, wait_size, NULL, 0 ); | |
| HeapFree( GetProcessHeap(), 0, pipe_wait ); | |
| NtClose( pipe_dev ); | |
| return set_ntstatus( status ); | |
| } | |
| /*********************************************************************** | |
| * Interlocked functions | |
| ***********************************************************************/ | |
| /*********************************************************************** | |
| * InitOnceBeginInitialize (kernelbase.@) | |
| */ | |
| BOOL WINAPI DECLSPEC_HOTPATCH InitOnceBeginInitialize( INIT_ONCE *once, DWORD flags, | |
| BOOL *pending, void **context ) | |
| { | |
| NTSTATUS status = RtlRunOnceBeginInitialize( once, flags, context ); | |
| if (status >= 0) *pending = (status == STATUS_PENDING); | |
| else SetLastError( RtlNtStatusToDosError(status) ); | |
| return status >= 0; | |
| } | |
| /*********************************************************************** | |
| * InitOnceComplete (kernelbase.@) | |
| */ | |
| BOOL WINAPI DECLSPEC_HOTPATCH InitOnceComplete( INIT_ONCE *once, DWORD flags, void *context ) | |
| { | |
| return set_ntstatus( RtlRunOnceComplete( once, flags, context )); | |
| } | |
| /*********************************************************************** | |
| * InitOnceExecuteOnce (kernelbase.@) | |
| */ | |
| BOOL WINAPI DECLSPEC_HOTPATCH InitOnceExecuteOnce( INIT_ONCE *once, PINIT_ONCE_FN func, | |
| void *param, void **context ) | |
| { | |
| return !RtlRunOnceExecuteOnce( once, (PRTL_RUN_ONCE_INIT_FN)func, param, context ); | |
| } | |
| #ifdef __i386__ | |
| /*********************************************************************** | |
| * InterlockedCompareExchange (kernelbase.@) | |
| */ | |
| __ASM_STDCALL_FUNC(InterlockedCompareExchange, 12, | |
| "movl 12(%esp),%eax\n\t" | |
| "movl 8(%esp),%ecx\n\t" | |
| "movl 4(%esp),%edx\n\t" | |
| "lock; cmpxchgl %ecx,(%edx)\n\t" | |
| "ret $12") | |
| /*********************************************************************** | |
| * InterlockedExchange (kernelbase.@) | |
| */ | |
| __ASM_STDCALL_FUNC(InterlockedExchange, 8, | |
| "movl 8(%esp),%eax\n\t" | |
| "movl 4(%esp),%edx\n\t" | |
| "lock; xchgl %eax,(%edx)\n\t" | |
| "ret $8") | |
| /*********************************************************************** | |
| * InterlockedExchangeAdd (kernelbase.@) | |
| */ | |
| __ASM_STDCALL_FUNC(InterlockedExchangeAdd, 8, | |
| "movl 8(%esp),%eax\n\t" | |
| "movl 4(%esp),%edx\n\t" | |
| "lock; xaddl %eax,(%edx)\n\t" | |
| "ret $8") | |
| /*********************************************************************** | |
| * InterlockedIncrement (kernelbase.@) | |
| */ | |
| __ASM_STDCALL_FUNC(InterlockedIncrement, 4, | |
| "movl 4(%esp),%edx\n\t" | |
| "movl $1,%eax\n\t" | |
| "lock; xaddl %eax,(%edx)\n\t" | |
| "incl %eax\n\t" | |
| "ret $4") | |
| /*********************************************************************** | |
| * InterlockedDecrement (kernelbase.@) | |
| */ | |
| __ASM_STDCALL_FUNC(InterlockedDecrement, 4, | |
| "movl 4(%esp),%edx\n\t" | |
| "movl $-1,%eax\n\t" | |
| "lock; xaddl %eax,(%edx)\n\t" | |
| "decl %eax\n\t" | |
| "ret $4") | |
| #endif /* __i386__ */ | |
| /*********************************************************************** | |
| * Synchronization barrier functions | |
| ***********************************************************************/ | |
| /*********************************************************************** | |
| * InitializeSynchronizationBarrier (kernelbase.@) | |
| */ | |
| BOOL WINAPI InitializeSynchronizationBarrier( SYNCHRONIZATION_BARRIER *barrier, LONG thread_count, LONG spin_count ) | |
| { | |
| if (thread_count <= 0 || spin_count < -1) | |
| { | |
| SetLastError( ERROR_INVALID_PARAMETER ); | |
| return FALSE; | |
| } | |
| return set_ntstatus( RtlInitBarrier( barrier, thread_count, spin_count )); | |
| } | |
| /*********************************************************************** | |
| * DeleteSynchronizationBarrier (kernelbase.@) | |
| */ | |
| BOOL WINAPI DeleteSynchronizationBarrier( SYNCHRONIZATION_BARRIER *barrier ) | |
| { | |
| RtlDeleteBarrier( barrier ); | |
| return TRUE; | |
| } | |
| /*********************************************************************** | |
| * EnterSynchronizationBarrier (kernelbase.@) | |
| */ | |
| BOOL WINAPI EnterSynchronizationBarrier( SYNCHRONIZATION_BARRIER *barrier, DWORD flags ) | |
| { | |
| static const DWORD valid_flags = SYNCHRONIZATION_BARRIER_FLAGS_SPIN_ONLY | SYNCHRONIZATION_BARRIER_FLAGS_BLOCK_ONLY | |
| | SYNCHRONIZATION_BARRIER_FLAGS_NO_DELETE; | |
| static unsigned int once; | |
| if (flags & ~valid_flags) RtlRaiseStatus( STATUS_INVALID_PARAMETER ); | |
| if (flags & ~SYNCHRONIZATION_BARRIER_FLAGS_NO_DELETE && !once++) | |
| FIXME( "flags %#lx are not implemented.\n", flags ); | |
| return RtlBarrier( barrier, flags & SYNCHRONIZATION_BARRIER_FLAGS_NO_DELETE ? 0 : 0x10000 ); | |
| } |