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/*
* NT threads support
*
* Copyright 1996, 2003 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 "wine/port.h"
#include <assert.h>
#include <stdarg.h>
#include <limits.h>
#include <sys/types.h>
#ifdef HAVE_SYS_MMAN_H
#include <sys/mman.h>
#endif
#ifdef HAVE_SYS_TIMES_H
#include <sys/times.h>
#endif
#ifdef HAVE_SYS_SYSCALL_H
#include <sys/syscall.h>
#endif
#define NONAMELESSUNION
#include "ntstatus.h"
#define WIN32_NO_STATUS
#include "winternl.h"
#include "wine/library.h"
#include "wine/server.h"
#include "wine/debug.h"
#include "ntdll_misc.h"
#include "ddk/wdm.h"
#include "wine/exception.h"
WINE_DEFAULT_DEBUG_CHANNEL(thread);
#ifndef PTHREAD_STACK_MIN
#define PTHREAD_STACK_MIN 16384
#endif
struct _KUSER_SHARED_DATA *user_shared_data = NULL;
static const WCHAR default_windirW[] = {'C',':','\\','w','i','n','d','o','w','s',0};
PUNHANDLED_EXCEPTION_FILTER unhandled_exception_filter = NULL;
void (WINAPI *kernel32_start_process)(LPTHREAD_START_ROUTINE,void*) = NULL;
/* info passed to a starting thread */
struct startup_info
{
TEB *teb;
PRTL_THREAD_START_ROUTINE entry_point;
void *entry_arg;
};
static PEB *peb;
static PEB_LDR_DATA ldr;
static RTL_USER_PROCESS_PARAMETERS params; /* default parameters if no parent */
static WCHAR current_dir[MAX_NT_PATH_LENGTH];
static RTL_BITMAP tls_bitmap;
static RTL_BITMAP tls_expansion_bitmap;
static RTL_BITMAP fls_bitmap;
static int nb_threads = 1;
static RTL_CRITICAL_SECTION peb_lock;
static RTL_CRITICAL_SECTION_DEBUG critsect_debug =
{
0, 0, &peb_lock,
{ &critsect_debug.ProcessLocksList, &critsect_debug.ProcessLocksList },
0, 0, { (DWORD_PTR)(__FILE__ ": peb_lock") }
};
static RTL_CRITICAL_SECTION peb_lock = { &critsect_debug, -1, 0, 0, 0, 0 };
/***********************************************************************
* get_unicode_string
*
* Copy a unicode string from the startup info.
*/
static inline void get_unicode_string( UNICODE_STRING *str, WCHAR **src, WCHAR **dst, UINT len )
{
str->Buffer = *dst;
str->Length = len;
str->MaximumLength = len + sizeof(WCHAR);
memcpy( str->Buffer, *src, len );
str->Buffer[len / sizeof(WCHAR)] = 0;
*src += len / sizeof(WCHAR);
*dst += len / sizeof(WCHAR) + 1;
}
/***********************************************************************
* init_user_process_params
*
* Fill the RTL_USER_PROCESS_PARAMETERS structure from the server.
*/
static NTSTATUS init_user_process_params( SIZE_T data_size, HANDLE *exe_file )
{
void *ptr;
WCHAR *src, *dst;
SIZE_T info_size, env_size, size, alloc_size;
NTSTATUS status;
startup_info_t *info;
RTL_USER_PROCESS_PARAMETERS *params = NULL;
if (!(info = RtlAllocateHeap( GetProcessHeap(), 0, data_size )))
return STATUS_NO_MEMORY;
SERVER_START_REQ( get_startup_info )
{
wine_server_set_reply( req, info, data_size );
if (!(status = wine_server_call( req )))
{
data_size = wine_server_reply_size( reply );
info_size = reply->info_size;
env_size = data_size - info_size;
*exe_file = wine_server_ptr_handle( reply->exe_file );
}
}
SERVER_END_REQ;
if (status != STATUS_SUCCESS) goto done;
size = sizeof(*params);
size += MAX_NT_PATH_LENGTH * sizeof(WCHAR);
size += info->dllpath_len + sizeof(WCHAR);
size += info->imagepath_len + sizeof(WCHAR);
size += info->cmdline_len + sizeof(WCHAR);
size += info->title_len + sizeof(WCHAR);
size += info->desktop_len + sizeof(WCHAR);
size += info->shellinfo_len + sizeof(WCHAR);
size += info->runtime_len + sizeof(WCHAR);
alloc_size = size;
status = NtAllocateVirtualMemory( NtCurrentProcess(), (void **)&params, 0, &alloc_size,
MEM_COMMIT, PAGE_READWRITE );
if (status != STATUS_SUCCESS) goto done;
NtCurrentTeb()->Peb->ProcessParameters = params;
params->AllocationSize = alloc_size;
params->Size = size;
params->Flags = PROCESS_PARAMS_FLAG_NORMALIZED;
params->DebugFlags = info->debug_flags;
params->ConsoleHandle = wine_server_ptr_handle( info->console );
params->ConsoleFlags = info->console_flags;
params->hStdInput = wine_server_ptr_handle( info->hstdin );
params->hStdOutput = wine_server_ptr_handle( info->hstdout );
params->hStdError = wine_server_ptr_handle( info->hstderr );
params->dwX = info->x;
params->dwY = info->y;
params->dwXSize = info->xsize;
params->dwYSize = info->ysize;
params->dwXCountChars = info->xchars;
params->dwYCountChars = info->ychars;
params->dwFillAttribute = info->attribute;
params->dwFlags = info->flags;
params->wShowWindow = info->show;
src = (WCHAR *)(info + 1);
dst = (WCHAR *)(params + 1);
/* current directory needs more space */
get_unicode_string( &params->CurrentDirectory.DosPath, &src, &dst, info->curdir_len );
params->CurrentDirectory.DosPath.MaximumLength = MAX_NT_PATH_LENGTH * sizeof(WCHAR);
dst = (WCHAR *)(params + 1) + MAX_NT_PATH_LENGTH;
get_unicode_string( &params->DllPath, &src, &dst, info->dllpath_len );
get_unicode_string( &params->ImagePathName, &src, &dst, info->imagepath_len );
get_unicode_string( &params->CommandLine, &src, &dst, info->cmdline_len );
get_unicode_string( &params->WindowTitle, &src, &dst, info->title_len );
get_unicode_string( &params->Desktop, &src, &dst, info->desktop_len );
get_unicode_string( &params->ShellInfo, &src, &dst, info->shellinfo_len );
/* runtime info isn't a real string */
params->RuntimeInfo.Buffer = dst;
params->RuntimeInfo.Length = params->RuntimeInfo.MaximumLength = info->runtime_len;
memcpy( dst, src, info->runtime_len );
/* environment needs to be a separate memory block */
ptr = NULL;
alloc_size = max( 1, env_size );
status = NtAllocateVirtualMemory( NtCurrentProcess(), &ptr, 0, &alloc_size,
MEM_COMMIT, PAGE_READWRITE );
if (status != STATUS_SUCCESS) goto done;
memcpy( ptr, (char *)info + info_size, env_size );
params->Environment = ptr;
done:
RtlFreeHeap( GetProcessHeap(), 0, info );
return status;
}
#ifdef __linux__
#ifdef HAVE_ELF_H
# include <elf.h>
#endif
#ifdef HAVE_LINK_H
# include <link.h>
#endif
#ifdef HAVE_SYS_AUXV_H
# include <sys/auxv.h>
#endif
#ifndef HAVE_GETAUXVAL
static unsigned long getauxval( unsigned long id )
{
extern char **__wine_main_environ;
char **ptr = __wine_main_environ;
ElfW(auxv_t) *auxv;
while (*ptr) ptr++;
while (!*ptr) ptr++;
for (auxv = (ElfW(auxv_t) *)ptr; auxv->a_type; auxv++)
if (auxv->a_type == id) return auxv->a_un.a_val;
return 0;
}
#endif
static ULONG_PTR get_image_addr(void)
{
ULONG_PTR size, num, phdr_addr = getauxval( AT_PHDR );
ElfW(Phdr) *phdr;
if (!phdr_addr) return 0;
phdr = (ElfW(Phdr) *)phdr_addr;
size = getauxval( AT_PHENT );
num = getauxval( AT_PHNUM );
while (num--)
{
if (phdr->p_type == PT_PHDR) return phdr_addr - phdr->p_offset;
phdr = (ElfW(Phdr) *)((char *)phdr + size);
}
return 0;
}
#elif defined(__APPLE__)
#include <mach/mach.h>
#include <mach/mach_error.h>
static ULONG_PTR get_image_addr(void)
{
ULONG_PTR ret = 0;
#ifdef TASK_DYLD_INFO
struct task_dyld_info dyld_info;
mach_msg_type_number_t size = TASK_DYLD_INFO_COUNT;
if (task_info(mach_task_self(), TASK_DYLD_INFO, (task_info_t)&dyld_info, &size) == KERN_SUCCESS)
ret = dyld_info.all_image_info_addr;
#endif
return ret;
}
#else
static ULONG_PTR get_image_addr(void)
{
return 0;
}
#endif
/***********************************************************************
* thread_init
*
* Setup the initial thread.
*
* NOTES: The first allocated TEB on NT is at 0x7ffde000.
*/
HANDLE thread_init(void)
{
TEB *teb;
void *addr;
BOOL suspend;
SIZE_T size, info_size;
HANDLE exe_file = 0;
LARGE_INTEGER now;
NTSTATUS status;
struct ntdll_thread_data *thread_data;
static struct debug_info debug_info; /* debug info for initial thread */
virtual_init();
/* reserve space for shared user data */
addr = (void *)0x7ffe0000;
size = 0x10000;
status = NtAllocateVirtualMemory( NtCurrentProcess(), &addr, 0, &size,
MEM_RESERVE|MEM_COMMIT, PAGE_READWRITE );
if (status)
{
MESSAGE( "wine: failed to map the shared user data: %08x\n", status );
exit(1);
}
user_shared_data = addr;
memcpy( user_shared_data->NtSystemRoot, default_windirW, sizeof(default_windirW) );
/* allocate and initialize the PEB */
addr = NULL;
size = sizeof(*peb);
NtAllocateVirtualMemory( NtCurrentProcess(), &addr, 1, &size,
MEM_COMMIT | MEM_TOP_DOWN, PAGE_READWRITE );
peb = addr;
peb->FastPebLock = &peb_lock;
peb->ProcessParameters = &params;
peb->TlsBitmap = &tls_bitmap;
peb->TlsExpansionBitmap = &tls_expansion_bitmap;
peb->FlsBitmap = &fls_bitmap;
peb->LdrData = &ldr;
peb->OSMajorVersion = 5;
peb->OSMinorVersion = 1;
peb->OSBuildNumber = 0xA28;
peb->OSPlatformId = VER_PLATFORM_WIN32_NT;
params.CurrentDirectory.DosPath.Buffer = current_dir;
params.CurrentDirectory.DosPath.MaximumLength = sizeof(current_dir);
params.wShowWindow = 1; /* SW_SHOWNORMAL */
ldr.Length = sizeof(ldr);
ldr.Initialized = TRUE;
RtlInitializeBitMap( &tls_bitmap, peb->TlsBitmapBits, sizeof(peb->TlsBitmapBits) * 8 );
RtlInitializeBitMap( &tls_expansion_bitmap, peb->TlsExpansionBitmapBits,
sizeof(peb->TlsExpansionBitmapBits) * 8 );
RtlInitializeBitMap( &fls_bitmap, peb->FlsBitmapBits, sizeof(peb->FlsBitmapBits) * 8 );
RtlSetBits( peb->TlsBitmap, 0, 1 ); /* TLS index 0 is reserved and should be initialized to NULL. */
RtlSetBits( peb->FlsBitmap, 0, 1 );
InitializeListHead( &peb->FlsListHead );
InitializeListHead( &ldr.InLoadOrderModuleList );
InitializeListHead( &ldr.InMemoryOrderModuleList );
InitializeListHead( &ldr.InInitializationOrderModuleList );
*(ULONG_PTR *)peb->Reserved = get_image_addr();
/*
* Starting with Vista, the first user to log on has session id 1.
* Session id 0 is for processes that don't interact with the user (like services).
*/
peb->SessionId = 1;
/* allocate and initialize the initial TEB */
signal_alloc_thread( &teb );
teb->Peb = peb;
teb->Tib.StackBase = (void *)~0UL;
teb->StaticUnicodeString.Buffer = teb->StaticUnicodeBuffer;
teb->StaticUnicodeString.MaximumLength = sizeof(teb->StaticUnicodeBuffer);
thread_data = (struct ntdll_thread_data *)&teb->GdiTebBatch;
thread_data->request_fd = -1;
thread_data->reply_fd = -1;
thread_data->wait_fd[0] = -1;
thread_data->wait_fd[1] = -1;
thread_data->debug_info = &debug_info;
signal_init_thread( teb );
virtual_init_threading();
debug_info.str_pos = debug_info.strings;
debug_info.out_pos = debug_info.output;
debug_init();
/* setup the server connection */
server_init_process();
info_size = server_init_thread( peb, &suspend );
/* create the process heap */
if (!(peb->ProcessHeap = RtlCreateHeap( HEAP_GROWABLE, NULL, 0, 0, NULL, NULL )))
{
MESSAGE( "wine: failed to create the process heap\n" );
exit(1);
}
/* allocate user parameters */
if (info_size)
{
init_user_process_params( info_size, &exe_file );
}
else
{
if (isatty(0) || isatty(1) || isatty(2))
params.ConsoleHandle = (HANDLE)2; /* see kernel32/kernel_private.h */
if (!isatty(0))
wine_server_fd_to_handle( 0, GENERIC_READ|SYNCHRONIZE, OBJ_INHERIT, &params.hStdInput );
if (!isatty(1))
wine_server_fd_to_handle( 1, GENERIC_WRITE|SYNCHRONIZE, OBJ_INHERIT, &params.hStdOutput );
if (!isatty(2))
wine_server_fd_to_handle( 2, GENERIC_WRITE|SYNCHRONIZE, OBJ_INHERIT, &params.hStdError );
}
/* initialize time values in user_shared_data */
NtQuerySystemTime( &now );
user_shared_data->SystemTime.LowPart = now.u.LowPart;
user_shared_data->SystemTime.High1Time = user_shared_data->SystemTime.High2Time = now.u.HighPart;
user_shared_data->u.TickCountQuad = (now.QuadPart - server_start_time) / 10000;
user_shared_data->u.TickCount.High2Time = user_shared_data->u.TickCount.High1Time;
user_shared_data->TickCountLowDeprecated = user_shared_data->u.TickCount.LowPart;
user_shared_data->TickCountMultiplier = 1 << 24;
fill_cpu_info();
NtCreateKeyedEvent( &keyed_event, GENERIC_READ | GENERIC_WRITE, NULL, 0 );
return exe_file;
}
/***********************************************************************
* free_thread_data
*/
static void free_thread_data( TEB *teb )
{
struct ntdll_thread_data *thread_data = (struct ntdll_thread_data *)&teb->GdiTebBatch;
SIZE_T size;
if (teb->DeallocationStack)
{
size = 0;
NtFreeVirtualMemory( GetCurrentProcess(), &teb->DeallocationStack, &size, MEM_RELEASE );
}
if (thread_data->start_stack)
{
size = 0;
NtFreeVirtualMemory( GetCurrentProcess(), &thread_data->start_stack, &size, MEM_RELEASE );
}
signal_free_thread( teb );
}
/***********************************************************************
* abort_thread
*/
void abort_thread( int status )
{
pthread_sigmask( SIG_BLOCK, &server_block_set, NULL );
if (interlocked_xchg_add( &nb_threads, -1 ) <= 1) _exit( status );
signal_exit_thread( status );
}
/***********************************************************************
* exit_thread
*/
void exit_thread( int status )
{
close( ntdll_get_thread_data()->wait_fd[0] );
close( ntdll_get_thread_data()->wait_fd[1] );
close( ntdll_get_thread_data()->reply_fd );
close( ntdll_get_thread_data()->request_fd );
pthread_exit( UIntToPtr(status) );
}
/***********************************************************************
* RtlExitUserThread (NTDLL.@)
*/
void WINAPI RtlExitUserThread( ULONG status )
{
static void *prev_teb;
TEB *teb;
if (status) /* send the exit code to the server (0 is already the default) */
{
SERVER_START_REQ( terminate_thread )
{
req->handle = wine_server_obj_handle( GetCurrentThread() );
req->exit_code = status;
wine_server_call( req );
}
SERVER_END_REQ;
}
if (interlocked_xchg_add( &nb_threads, -1 ) <= 1)
{
LdrShutdownProcess();
pthread_sigmask( SIG_BLOCK, &server_block_set, NULL );
signal_exit_process( status );
}
LdrShutdownThread();
RtlFreeThreadActivationContextStack();
pthread_sigmask( SIG_BLOCK, &server_block_set, NULL );
if ((teb = interlocked_xchg_ptr( &prev_teb, NtCurrentTeb() )))
{
struct ntdll_thread_data *thread_data = (struct ntdll_thread_data *)&teb->GdiTebBatch;
if (thread_data->pthread_id)
{
pthread_join( thread_data->pthread_id, NULL );
free_thread_data( teb );
}
}
signal_exit_thread( status );
}
/***********************************************************************
* start_thread
*
* Startup routine for a newly created thread.
*/
static void start_thread( struct startup_info *info )
{
BOOL suspend;
TEB *teb = info->teb;
struct ntdll_thread_data *thread_data = (struct ntdll_thread_data *)&teb->GdiTebBatch;
struct debug_info debug_info;
debug_info.str_pos = debug_info.strings;
debug_info.out_pos = debug_info.output;
thread_data->debug_info = &debug_info;
thread_data->pthread_id = pthread_self();
signal_init_thread( teb );
server_init_thread( info->entry_point, &suspend );
signal_start_thread( (LPTHREAD_START_ROUTINE)info->entry_point, info->entry_arg, suspend );
}
/***********************************************************************
* NtCreateThreadEx (NTDLL.@)
*/
NTSTATUS WINAPI NtCreateThreadEx( HANDLE *handle_ptr, ACCESS_MASK access, OBJECT_ATTRIBUTES *attr,
HANDLE process, LPTHREAD_START_ROUTINE start, void *param,
ULONG flags, ULONG zero_bits, ULONG stack_commit,
ULONG stack_reserve, void *attribute_list )
{
FIXME( "%p, %x, %p, %p, %p, %p, %x, %x, %x, %x, %p semi-stub!\n", handle_ptr, access, attr,
process, start, param, flags, zero_bits, stack_commit, stack_reserve, attribute_list );
return RtlCreateUserThread( process, NULL, flags & THREAD_CREATE_FLAGS_CREATE_SUSPENDED,
NULL, stack_reserve, stack_commit, (PRTL_THREAD_START_ROUTINE)start,
param, handle_ptr, NULL );
}
/***********************************************************************
* RtlCreateUserThread (NTDLL.@)
*/
NTSTATUS WINAPI RtlCreateUserThread( HANDLE process, const SECURITY_DESCRIPTOR *descr,
BOOLEAN suspended, PVOID stack_addr,
SIZE_T stack_reserve, SIZE_T stack_commit,
PRTL_THREAD_START_ROUTINE start, void *param,
HANDLE *handle_ptr, CLIENT_ID *id )
{
sigset_t sigset;
pthread_t pthread_id;
pthread_attr_t attr;
struct ntdll_thread_data *thread_data;
struct startup_info *info;
HANDLE handle = 0, actctx = 0;
TEB *teb = NULL;
DWORD tid = 0;
int request_pipe[2];
NTSTATUS status;
SIZE_T extra_stack = PTHREAD_STACK_MIN;
if (process != NtCurrentProcess())
{
apc_call_t call;
apc_result_t result;
memset( &call, 0, sizeof(call) );
call.create_thread.type = APC_CREATE_THREAD;
call.create_thread.func = wine_server_client_ptr( start );
call.create_thread.arg = wine_server_client_ptr( param );
call.create_thread.reserve = stack_reserve;
call.create_thread.commit = stack_commit;
call.create_thread.suspend = suspended;
status = server_queue_process_apc( process, &call, &result );
if (status != STATUS_SUCCESS) return status;
if (result.create_thread.status == STATUS_SUCCESS)
{
if (id) id->UniqueThread = ULongToHandle(result.create_thread.tid);
if (handle_ptr) *handle_ptr = wine_server_ptr_handle( result.create_thread.handle );
else NtClose( wine_server_ptr_handle( result.create_thread.handle ));
}
return result.create_thread.status;
}
if (server_pipe( request_pipe ) == -1) return STATUS_TOO_MANY_OPENED_FILES;
wine_server_send_fd( request_pipe[0] );
SERVER_START_REQ( new_thread )
{
req->access = THREAD_ALL_ACCESS;
req->attributes = 0; /* FIXME */
req->suspend = suspended;
req->request_fd = request_pipe[0];
if (!(status = wine_server_call( req )))
{
handle = wine_server_ptr_handle( reply->handle );
tid = reply->tid;
}
close( request_pipe[0] );
}
SERVER_END_REQ;
if (status)
{
close( request_pipe[1] );
return status;
}
pthread_sigmask( SIG_BLOCK, &server_block_set, &sigset );
if ((status = signal_alloc_thread( &teb ))) goto error;
teb->Peb = NtCurrentTeb()->Peb;
teb->ClientId.UniqueProcess = ULongToHandle(GetCurrentProcessId());
teb->ClientId.UniqueThread = ULongToHandle(tid);
teb->StaticUnicodeString.Buffer = teb->StaticUnicodeBuffer;
teb->StaticUnicodeString.MaximumLength = sizeof(teb->StaticUnicodeBuffer);
/* create default activation context frame for new thread */
RtlGetActiveActivationContext(&actctx);
if (actctx)
{
RTL_ACTIVATION_CONTEXT_STACK_FRAME *frame;
frame = RtlAllocateHeap(GetProcessHeap(), 0, sizeof(*frame));
frame->Previous = NULL;
frame->ActivationContext = actctx;
frame->Flags = 0;
teb->ActivationContextStack.ActiveFrame = frame;
}
info = (struct startup_info *)(teb + 1);
info->teb = teb;
info->entry_point = start;
info->entry_arg = param;
if ((status = virtual_alloc_thread_stack( teb, stack_reserve, stack_commit, &extra_stack )))
goto error;
thread_data = (struct ntdll_thread_data *)&teb->GdiTebBatch;
thread_data->request_fd = request_pipe[1];
thread_data->reply_fd = -1;
thread_data->wait_fd[0] = -1;
thread_data->wait_fd[1] = -1;
thread_data->start_stack = (char *)teb->Tib.StackBase;
pthread_attr_init( &attr );
pthread_attr_setstack( &attr, teb->DeallocationStack,
(char *)teb->Tib.StackBase + extra_stack - (char *)teb->DeallocationStack );
pthread_attr_setscope( &attr, PTHREAD_SCOPE_SYSTEM ); /* force creating a kernel thread */
interlocked_xchg_add( &nb_threads, 1 );
if (pthread_create( &pthread_id, &attr, (void * (*)(void *))start_thread, info ))
{
interlocked_xchg_add( &nb_threads, -1 );
pthread_attr_destroy( &attr );
status = STATUS_NO_MEMORY;
goto error;
}
pthread_attr_destroy( &attr );
pthread_sigmask( SIG_SETMASK, &sigset, NULL );
if (id) id->UniqueThread = ULongToHandle(tid);
if (handle_ptr) *handle_ptr = handle;
else NtClose( handle );
return STATUS_SUCCESS;
error:
if (teb) free_thread_data( teb );
if (handle) NtClose( handle );
pthread_sigmask( SIG_SETMASK, &sigset, NULL );
close( request_pipe[1] );
return status;
}
/******************************************************************************
* RtlGetNtGlobalFlags (NTDLL.@)
*/
ULONG WINAPI RtlGetNtGlobalFlags(void)
{
if (!peb) return 0; /* init not done yet */
return peb->NtGlobalFlag;
}
/***********************************************************************
* NtOpenThread (NTDLL.@)
* ZwOpenThread (NTDLL.@)
*/
NTSTATUS WINAPI NtOpenThread( HANDLE *handle, ACCESS_MASK access,
const OBJECT_ATTRIBUTES *attr, const CLIENT_ID *id )
{
NTSTATUS ret;
SERVER_START_REQ( open_thread )
{
req->tid = HandleToULong(id->UniqueThread);
req->access = access;
req->attributes = attr ? attr->Attributes : 0;
ret = wine_server_call( req );
*handle = wine_server_ptr_handle( reply->handle );
}
SERVER_END_REQ;
return ret;
}
/******************************************************************************
* NtSuspendThread (NTDLL.@)
* ZwSuspendThread (NTDLL.@)
*/
NTSTATUS WINAPI NtSuspendThread( HANDLE handle, PULONG count )
{
NTSTATUS ret;
SERVER_START_REQ( suspend_thread )
{
req->handle = wine_server_obj_handle( handle );
if (!(ret = wine_server_call( req )))
{
if (count) *count = reply->count;
}
}
SERVER_END_REQ;
return ret;
}
/******************************************************************************
* NtResumeThread (NTDLL.@)
* ZwResumeThread (NTDLL.@)
*/
NTSTATUS WINAPI NtResumeThread( HANDLE handle, PULONG count )
{
NTSTATUS ret;
SERVER_START_REQ( resume_thread )
{
req->handle = wine_server_obj_handle( handle );
if (!(ret = wine_server_call( req )))
{
if (count) *count = reply->count;
}
}
SERVER_END_REQ;
return ret;
}
/******************************************************************************
* NtAlertResumeThread (NTDLL.@)
* ZwAlertResumeThread (NTDLL.@)
*/
NTSTATUS WINAPI NtAlertResumeThread( HANDLE handle, PULONG count )
{
FIXME( "stub: should alert thread %p\n", handle );
return NtResumeThread( handle, count );
}
/******************************************************************************
* NtAlertThread (NTDLL.@)
* ZwAlertThread (NTDLL.@)
*/
NTSTATUS WINAPI NtAlertThread( HANDLE handle )
{
FIXME( "stub: %p\n", handle );
return STATUS_NOT_IMPLEMENTED;
}
/******************************************************************************
* NtTerminateThread (NTDLL.@)
* ZwTerminateThread (NTDLL.@)
*/
NTSTATUS WINAPI NtTerminateThread( HANDLE handle, LONG exit_code )
{
NTSTATUS ret;
BOOL self;
SERVER_START_REQ( terminate_thread )
{
req->handle = wine_server_obj_handle( handle );
req->exit_code = exit_code;
ret = wine_server_call( req );
self = !ret && reply->self;
}
SERVER_END_REQ;
if (self) abort_thread( exit_code );
return ret;
}
/******************************************************************************
* NtQueueApcThread (NTDLL.@)
*/
NTSTATUS WINAPI NtQueueApcThread( HANDLE handle, PNTAPCFUNC func, ULONG_PTR arg1,
ULONG_PTR arg2, ULONG_PTR arg3 )
{
NTSTATUS ret;
SERVER_START_REQ( queue_apc )
{
req->handle = wine_server_obj_handle( handle );
if (func)
{
req->call.type = APC_USER;
req->call.user.func = wine_server_client_ptr( func );
req->call.user.args[0] = arg1;
req->call.user.args[1] = arg2;
req->call.user.args[2] = arg3;
}
else req->call.type = APC_NONE; /* wake up only */
ret = wine_server_call( req );
}
SERVER_END_REQ;
return ret;
}
/******************************************************************************
* RtlPushFrame (NTDLL.@)
*/
void WINAPI RtlPushFrame( TEB_ACTIVE_FRAME *frame )
{
frame->Previous = NtCurrentTeb()->ActiveFrame;
NtCurrentTeb()->ActiveFrame = frame;
}
/******************************************************************************
* RtlPopFrame (NTDLL.@)
*/
void WINAPI RtlPopFrame( TEB_ACTIVE_FRAME *frame )
{
NtCurrentTeb()->ActiveFrame = frame->Previous;
}
/******************************************************************************
* RtlGetFrame (NTDLL.@)
*/
TEB_ACTIVE_FRAME * WINAPI RtlGetFrame(void)
{
return NtCurrentTeb()->ActiveFrame;
}
/***********************************************************************
* set_thread_context
*/
NTSTATUS set_thread_context( HANDLE handle, const context_t *context, BOOL *self )
{
NTSTATUS ret;
DWORD dummy, i;
SERVER_START_REQ( set_thread_context )
{
req->handle = wine_server_obj_handle( handle );
req->suspend = 1;
wine_server_add_data( req, context, sizeof(*context) );
ret = wine_server_call( req );
*self = reply->self;
}
SERVER_END_REQ;
if (ret == STATUS_PENDING)
{
for (i = 0; i < 100; i++)
{
SERVER_START_REQ( set_thread_context )
{
req->handle = wine_server_obj_handle( handle );
req->suspend = 0;
wine_server_add_data( req, context, sizeof(*context) );
ret = wine_server_call( req );
}
SERVER_END_REQ;
if (ret == STATUS_PENDING)
{
LARGE_INTEGER timeout;
timeout.QuadPart = -10000;
NtDelayExecution( FALSE, &timeout );
}
else break;
}
NtResumeThread( handle, &dummy );
if (ret == STATUS_PENDING) ret = STATUS_ACCESS_DENIED;
}
return ret;
}
/***********************************************************************
* get_thread_context
*/
NTSTATUS get_thread_context( HANDLE handle, context_t *context, unsigned int flags, BOOL *self )
{
NTSTATUS ret;
DWORD dummy, i;
SERVER_START_REQ( get_thread_context )
{
req->handle = wine_server_obj_handle( handle );
req->flags = flags;
req->suspend = 1;
wine_server_set_reply( req, context, sizeof(*context) );
ret = wine_server_call( req );
*self = reply->self;
}
SERVER_END_REQ;
if (ret == STATUS_PENDING)
{
for (i = 0; i < 100; i++)
{
SERVER_START_REQ( get_thread_context )
{
req->handle = wine_server_obj_handle( handle );
req->flags = flags;
req->suspend = 0;
wine_server_set_reply( req, context, sizeof(*context) );
ret = wine_server_call( req );
}
SERVER_END_REQ;
if (ret == STATUS_PENDING)
{
LARGE_INTEGER timeout;
timeout.QuadPart = -10000;
NtDelayExecution( FALSE, &timeout );
}
else break;
}
NtResumeThread( handle, &dummy );
if (ret == STATUS_PENDING) ret = STATUS_ACCESS_DENIED;
}
return ret;
}
/******************************************************************************
* NtQueryInformationThread (NTDLL.@)
* ZwQueryInformationThread (NTDLL.@)
*/
NTSTATUS WINAPI NtQueryInformationThread( HANDLE handle, THREADINFOCLASS class,
void *data, ULONG length, ULONG *ret_len )
{
NTSTATUS status;
switch(class)
{
case ThreadBasicInformation:
{
THREAD_BASIC_INFORMATION info;
const ULONG_PTR affinity_mask = get_system_affinity_mask();
SERVER_START_REQ( get_thread_info )
{
req->handle = wine_server_obj_handle( handle );
req->tid_in = 0;
if (!(status = wine_server_call( req )))
{
info.ExitStatus = reply->exit_code;
info.TebBaseAddress = wine_server_get_ptr( reply->teb );
info.ClientId.UniqueProcess = ULongToHandle(reply->pid);
info.ClientId.UniqueThread = ULongToHandle(reply->tid);
info.AffinityMask = reply->affinity & affinity_mask;
info.Priority = reply->priority;
info.BasePriority = reply->priority; /* FIXME */
}
}
SERVER_END_REQ;
if (status == STATUS_SUCCESS)
{
if (data) memcpy( data, &info, min( length, sizeof(info) ));
if (ret_len) *ret_len = min( length, sizeof(info) );
}
}
return status;
case ThreadAffinityMask:
{
const ULONG_PTR affinity_mask = get_system_affinity_mask();
ULONG_PTR affinity = 0;
SERVER_START_REQ( get_thread_info )
{
req->handle = wine_server_obj_handle( handle );
req->tid_in = 0;
if (!(status = wine_server_call( req )))
affinity = reply->affinity & affinity_mask;
}
SERVER_END_REQ;
if (status == STATUS_SUCCESS)
{
if (data) memcpy( data, &affinity, min( length, sizeof(affinity) ));
if (ret_len) *ret_len = min( length, sizeof(affinity) );
}
}
return status;
case ThreadTimes:
{
KERNEL_USER_TIMES kusrt;
SERVER_START_REQ( get_thread_times )
{
req->handle = wine_server_obj_handle( handle );
status = wine_server_call( req );
if (status == STATUS_SUCCESS)
{
kusrt.CreateTime.QuadPart = reply->creation_time;
kusrt.ExitTime.QuadPart = reply->exit_time;
}
}
SERVER_END_REQ;
if (status == STATUS_SUCCESS)
{
/* We call times(2) for kernel time or user time */
/* We can only (portably) do this for the current thread */
if (handle == GetCurrentThread())
{
struct tms time_buf;
long clocks_per_sec = sysconf(_SC_CLK_TCK);
times(&time_buf);
kusrt.KernelTime.QuadPart = (ULONGLONG)time_buf.tms_stime * 10000000 / clocks_per_sec;
kusrt.UserTime.QuadPart = (ULONGLONG)time_buf.tms_utime * 10000000 / clocks_per_sec;
}
else
{
static BOOL reported = FALSE;
kusrt.KernelTime.QuadPart = 0;
kusrt.UserTime.QuadPart = 0;
if (reported)
TRACE("Cannot get kerneltime or usertime of other threads\n");
else
{
FIXME("Cannot get kerneltime or usertime of other threads\n");
reported = TRUE;
}
}
if (data) memcpy( data, &kusrt, min( length, sizeof(kusrt) ));
if (ret_len) *ret_len = min( length, sizeof(kusrt) );
}
}
return status;
case ThreadDescriptorTableEntry:
{
#ifdef __i386__
THREAD_DESCRIPTOR_INFORMATION* tdi = data;
if (length < sizeof(*tdi))
status = STATUS_INFO_LENGTH_MISMATCH;
else if (!(tdi->Selector & 4)) /* GDT selector */
{
unsigned sel = LOWORD(tdi->Selector) & ~3; /* ignore RPL */
status = STATUS_SUCCESS;
if (!sel) /* null selector */
memset( &tdi->Entry, 0, sizeof(tdi->Entry) );
else
{
tdi->Entry.BaseLow = 0;
tdi->Entry.HighWord.Bits.BaseMid = 0;
tdi->Entry.HighWord.Bits.BaseHi = 0;
tdi->Entry.LimitLow = 0xffff;
tdi->Entry.HighWord.Bits.LimitHi = 0xf;
tdi->Entry.HighWord.Bits.Dpl = 3;
tdi->Entry.HighWord.Bits.Sys = 0;
tdi->Entry.HighWord.Bits.Pres = 1;
tdi->Entry.HighWord.Bits.Granularity = 1;
tdi->Entry.HighWord.Bits.Default_Big = 1;
tdi->Entry.HighWord.Bits.Type = 0x12;
tdi->Entry.HighWord.Bits.Reserved_0 = 0;
/* it has to be one of the system GDT selectors */
if (sel != (wine_get_ds() & ~3) && sel != (wine_get_ss() & ~3))
{
if (sel == (wine_get_cs() & ~3))
tdi->Entry.HighWord.Bits.Type |= 8; /* code segment */
else if (sel == (wine_get_fs() & ~3))
{
ULONG_PTR fs_base = (ULONG_PTR)NtCurrentTeb();
tdi->Entry.BaseLow = fs_base & 0xffff;
tdi->Entry.HighWord.Bits.BaseMid = (fs_base >> 16) & 0xff;
tdi->Entry.HighWord.Bits.BaseHi = (fs_base >> 24) & 0xff;
tdi->Entry.LimitLow = 0x0fff;
tdi->Entry.HighWord.Bits.LimitHi = 0;
tdi->Entry.HighWord.Bits.Granularity = 0;
}
else status = STATUS_ACCESS_DENIED;
}
}
}
else
{
SERVER_START_REQ( get_selector_entry )
{
req->handle = wine_server_obj_handle( handle );
req->entry = LOWORD(tdi->Selector) >> 3;
status = wine_server_call( req );
if (!status)
{
if (!(reply->flags & WINE_LDT_FLAGS_ALLOCATED))
status = STATUS_ACCESS_VIOLATION;
else
{
wine_ldt_set_base ( &tdi->Entry, (void *)reply->base );
wine_ldt_set_limit( &tdi->Entry, reply->limit );
wine_ldt_set_flags( &tdi->Entry, reply->flags );
}
}
}
SERVER_END_REQ;
}
if (status == STATUS_SUCCESS && ret_len)
/* yes, that's a bit strange, but it's the way it is */
*ret_len = sizeof(LDT_ENTRY);
#else
status = STATUS_NOT_IMPLEMENTED;
#endif
return status;
}
case ThreadAmILastThread:
{
SERVER_START_REQ(get_thread_info)
{
req->handle = wine_server_obj_handle( handle );
req->tid_in = 0;
status = wine_server_call( req );
if (status == STATUS_SUCCESS)
{
BOOLEAN last = reply->last;
if (data) memcpy( data, &last, min( length, sizeof(last) ));
if (ret_len) *ret_len = min( length, sizeof(last) );
}
}
SERVER_END_REQ;
return status;
}
case ThreadQuerySetWin32StartAddress:
{
SERVER_START_REQ( get_thread_info )
{
req->handle = wine_server_obj_handle( handle );
req->tid_in = 0;
status = wine_server_call( req );
if (status == STATUS_SUCCESS)
{
PRTL_THREAD_START_ROUTINE entry = wine_server_get_ptr( reply->entry_point );
if (data) memcpy( data, &entry, min( length, sizeof(entry) ) );
if (ret_len) *ret_len = min( length, sizeof(entry) );
}
}
SERVER_END_REQ;
return status;
}
case ThreadGroupInformation:
{
const ULONG_PTR affinity_mask = get_system_affinity_mask();
GROUP_AFFINITY affinity;
memset(&affinity, 0, sizeof(affinity));
affinity.Group = 0; /* Wine only supports max 64 processors */
SERVER_START_REQ( get_thread_info )
{
req->handle = wine_server_obj_handle( handle );
req->tid_in = 0;
if (!(status = wine_server_call( req )))
affinity.Mask = reply->affinity & affinity_mask;
}
SERVER_END_REQ;
if (status == STATUS_SUCCESS)
{
if (data) memcpy( data, &affinity, min( length, sizeof(affinity) ));
if (ret_len) *ret_len = min( length, sizeof(affinity) );
}
}
return status;
case ThreadIsIoPending:
FIXME( "ThreadIsIoPending info class not supported yet\n" );
if (length != sizeof(BOOL)) return STATUS_INFO_LENGTH_MISMATCH;
if (!data) return STATUS_ACCESS_DENIED;
*(BOOL*)data = FALSE;
if (ret_len) *ret_len = sizeof(BOOL);
return STATUS_SUCCESS;
case ThreadPriority:
case ThreadBasePriority:
case ThreadImpersonationToken:
case ThreadEnableAlignmentFaultFixup:
case ThreadEventPair_Reusable:
case ThreadZeroTlsCell:
case ThreadPerformanceCount:
case ThreadIdealProcessor:
case ThreadPriorityBoost:
case ThreadSetTlsArrayAddress:
default:
FIXME( "info class %d not supported yet\n", class );
return STATUS_NOT_IMPLEMENTED;
}
}
/******************************************************************************
* NtSetInformationThread (NTDLL.@)
* ZwSetInformationThread (NTDLL.@)
*/
NTSTATUS WINAPI NtSetInformationThread( HANDLE handle, THREADINFOCLASS class,
LPCVOID data, ULONG length )
{
NTSTATUS status;
switch(class)
{
case ThreadZeroTlsCell:
if (handle == GetCurrentThread())
{
LIST_ENTRY *entry;
DWORD index;
if (length != sizeof(DWORD)) return STATUS_INVALID_PARAMETER;
index = *(const DWORD *)data;
if (index < TLS_MINIMUM_AVAILABLE)
{
RtlAcquirePebLock();
for (entry = tls_links.Flink; entry != &tls_links; entry = entry->Flink)
{
TEB *teb = CONTAINING_RECORD(entry, TEB, TlsLinks);
teb->TlsSlots[index] = 0;
}
RtlReleasePebLock();
}
else
{
index -= TLS_MINIMUM_AVAILABLE;
if (index >= 8 * sizeof(NtCurrentTeb()->Peb->TlsExpansionBitmapBits))
return STATUS_INVALID_PARAMETER;
RtlAcquirePebLock();
for (entry = tls_links.Flink; entry != &tls_links; entry = entry->Flink)
{
TEB *teb = CONTAINING_RECORD(entry, TEB, TlsLinks);
if (teb->TlsExpansionSlots) teb->TlsExpansionSlots[index] = 0;
}
RtlReleasePebLock();
}
return STATUS_SUCCESS;
}
FIXME( "ZeroTlsCell not supported on other threads\n" );
return STATUS_NOT_IMPLEMENTED;
case ThreadImpersonationToken:
{
const HANDLE *phToken = data;
if (length != sizeof(HANDLE)) return STATUS_INVALID_PARAMETER;
TRACE("Setting ThreadImpersonationToken handle to %p\n", *phToken );
SERVER_START_REQ( set_thread_info )
{
req->handle = wine_server_obj_handle( handle );
req->token = wine_server_obj_handle( *phToken );
req->mask = SET_THREAD_INFO_TOKEN;
status = wine_server_call( req );
}
SERVER_END_REQ;
}
return status;
case ThreadBasePriority:
{
const DWORD *pprio = data;
if (length != sizeof(DWORD)) return STATUS_INVALID_PARAMETER;
SERVER_START_REQ( set_thread_info )
{
req->handle = wine_server_obj_handle( handle );
req->priority = *pprio;
req->mask = SET_THREAD_INFO_PRIORITY;
status = wine_server_call( req );
}
SERVER_END_REQ;
}
return status;
case ThreadAffinityMask:
{
const ULONG_PTR affinity_mask = get_system_affinity_mask();
ULONG_PTR req_aff;
if (length != sizeof(ULONG_PTR)) return STATUS_INVALID_PARAMETER;
req_aff = *(const ULONG_PTR *)data;
if ((ULONG)req_aff == ~0u) req_aff = affinity_mask;
else if (req_aff & ~affinity_mask) return STATUS_INVALID_PARAMETER;
else if (!req_aff) return STATUS_INVALID_PARAMETER;
SERVER_START_REQ( set_thread_info )
{
req->handle = wine_server_obj_handle( handle );
req->affinity = req_aff;
req->mask = SET_THREAD_INFO_AFFINITY;
status = wine_server_call( req );
}
SERVER_END_REQ;
}
return status;
case ThreadHideFromDebugger:
/* pretend the call succeeded to satisfy some code protectors */
return STATUS_SUCCESS;
case ThreadQuerySetWin32StartAddress:
{
const PRTL_THREAD_START_ROUTINE *entry = data;
if (length != sizeof(PRTL_THREAD_START_ROUTINE)) return STATUS_INVALID_PARAMETER;
SERVER_START_REQ( set_thread_info )
{
req->handle = wine_server_obj_handle( handle );
req->mask = SET_THREAD_INFO_ENTRYPOINT;
req->entry_point = wine_server_client_ptr( *entry );
status = wine_server_call( req );
}
SERVER_END_REQ;
}
return status;
case ThreadGroupInformation:
{
const ULONG_PTR affinity_mask = get_system_affinity_mask();
const GROUP_AFFINITY *req_aff;
if (length != sizeof(*req_aff)) return STATUS_INVALID_PARAMETER;
if (!data) return STATUS_ACCESS_VIOLATION;
req_aff = data;
/* On Windows the request fails if the reserved fields are set */
if (req_aff->Reserved[0] || req_aff->Reserved[1] || req_aff->Reserved[2])
return STATUS_INVALID_PARAMETER;
/* Wine only supports max 64 processors */
if (req_aff->Group) return STATUS_INVALID_PARAMETER;
if (req_aff->Mask & ~affinity_mask) return STATUS_INVALID_PARAMETER;
if (!req_aff->Mask) return STATUS_INVALID_PARAMETER;
SERVER_START_REQ( set_thread_info )
{
req->handle = wine_server_obj_handle( handle );
req->affinity = req_aff->Mask;
req->mask = SET_THREAD_INFO_AFFINITY;
status = wine_server_call( req );
}
SERVER_END_REQ;
}
return status;
case ThreadBasicInformation:
case ThreadTimes:
case ThreadPriority:
case ThreadDescriptorTableEntry:
case ThreadEnableAlignmentFaultFixup:
case ThreadEventPair_Reusable:
case ThreadPerformanceCount:
case ThreadAmILastThread:
case ThreadIdealProcessor:
case ThreadPriorityBoost:
case ThreadSetTlsArrayAddress:
case ThreadIsIoPending:
default:
FIXME( "info class %d not supported yet\n", class );
return STATUS_NOT_IMPLEMENTED;
}
}
/******************************************************************************
* NtGetCurrentProcessorNumber (NTDLL.@)
*
* Return the processor, on which the thread is running
*
*/
ULONG WINAPI NtGetCurrentProcessorNumber(void)
{
ULONG processor;
#if defined(__linux__) && defined(__NR_getcpu)
int res = syscall(__NR_getcpu, &processor, NULL, NULL);
if (res != -1) return processor;
#endif
if (NtCurrentTeb()->Peb->NumberOfProcessors > 1)
{
ULONG_PTR thread_mask, processor_mask;
NTSTATUS status;
status = NtQueryInformationThread(GetCurrentThread(), ThreadAffinityMask,
&thread_mask, sizeof(thread_mask), NULL);
if (status == STATUS_SUCCESS)
{
for (processor = 0; processor < NtCurrentTeb()->Peb->NumberOfProcessors; processor++)
{
processor_mask = (1 << processor);
if (thread_mask & processor_mask)
{
if (thread_mask != processor_mask)
FIXME("need multicore support (%d processors)\n",
NtCurrentTeb()->Peb->NumberOfProcessors);
return processor;
}
}
}
}
/* fallback to the first processor */
return 0;
}
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