Sweden-Number/dlls/kernel32/thread.c

163 lines
4.6 KiB
C

/*
* Win32 threads
*
* Copyright 1996 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 "config.h"
#include <assert.h>
#include <stdarg.h>
#include <sys/types.h>
#include "ntstatus.h"
#define WIN32_NO_STATUS
#include "windef.h"
#include "winbase.h"
#include "winerror.h"
#include "winternl.h"
#include "kernel_private.h"
/***********************************************************************
* FreeLibraryAndExitThread (KERNEL32.@)
*/
void WINAPI FreeLibraryAndExitThread(HINSTANCE hLibModule, DWORD dwExitCode)
{
FreeLibrary(hLibModule);
ExitThread(dwExitCode);
}
/***********************************************************************
* Wow64SetThreadContext [KERNEL32.@]
*/
BOOL WINAPI Wow64SetThreadContext( HANDLE handle, const WOW64_CONTEXT *context)
{
#ifdef __i386__
NTSTATUS status = NtSetContextThread( handle, (const CONTEXT *)context );
#elif defined(__x86_64__)
NTSTATUS status = RtlWow64SetThreadContext( handle, context );
#else
NTSTATUS status = STATUS_NOT_IMPLEMENTED;
#endif
if (status) SetLastError( RtlNtStatusToDosError(status) );
return !status;
}
/***********************************************************************
* Wow64GetThreadContext [KERNEL32.@]
*/
BOOL WINAPI Wow64GetThreadContext( HANDLE handle, WOW64_CONTEXT *context)
{
#ifdef __i386__
NTSTATUS status = NtGetContextThread( handle, (CONTEXT *)context );
#elif defined(__x86_64__)
NTSTATUS status = RtlWow64GetThreadContext( handle, context );
#else
NTSTATUS status = STATUS_NOT_IMPLEMENTED;
#endif
if (status) SetLastError( RtlNtStatusToDosError(status) );
return !status;
}
/**********************************************************************
* SetThreadAffinityMask (KERNEL32.@)
*/
DWORD_PTR WINAPI SetThreadAffinityMask( HANDLE hThread, DWORD_PTR dwThreadAffinityMask )
{
NTSTATUS status;
THREAD_BASIC_INFORMATION tbi;
status = NtQueryInformationThread( hThread, ThreadBasicInformation,
&tbi, sizeof(tbi), NULL );
if (status)
{
SetLastError( RtlNtStatusToDosError(status) );
return 0;
}
status = NtSetInformationThread( hThread, ThreadAffinityMask,
&dwThreadAffinityMask,
sizeof(dwThreadAffinityMask));
if (status)
{
SetLastError( RtlNtStatusToDosError(status) );
return 0;
}
return tbi.AffinityMask;
}
/***********************************************************************
* GetThreadSelectorEntry (KERNEL32.@)
*/
BOOL WINAPI GetThreadSelectorEntry( HANDLE hthread, DWORD sel, LPLDT_ENTRY ldtent )
{
THREAD_DESCRIPTOR_INFORMATION tdi;
NTSTATUS status;
tdi.Selector = sel;
status = NtQueryInformationThread( hthread, ThreadDescriptorTableEntry, &tdi, sizeof(tdi), NULL);
if (status)
{
SetLastError( RtlNtStatusToDosError(status) );
return FALSE;
}
*ldtent = tdi.Entry;
return TRUE;
}
/***********************************************************************
* GetCurrentThread [KERNEL32.@] Gets pseudohandle for current thread
*
* RETURNS
* Pseudohandle for the current thread
*/
HANDLE WINAPI KERNEL32_GetCurrentThread(void)
{
return (HANDLE)~(ULONG_PTR)1;
}
/***********************************************************************
* GetCurrentProcessId (KERNEL32.@)
*
* Get the current process identifier.
*
* RETURNS
* current process identifier
*/
DWORD WINAPI KERNEL32_GetCurrentProcessId(void)
{
return HandleToULong(NtCurrentTeb()->ClientId.UniqueProcess);
}
/***********************************************************************
* GetCurrentThreadId (KERNEL32.@)
*
* Get the current thread identifier.
*
* RETURNS
* current thread identifier
*/
DWORD WINAPI KERNEL32_GetCurrentThreadId(void)
{
return HandleToULong(NtCurrentTeb()->ClientId.UniqueThread);
}