636 lines
20 KiB
C
636 lines
20 KiB
C
/*
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* NT threads support
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*
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* Copyright 1996, 2003 Alexandre Julliard
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include "config.h"
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#include "wine/port.h"
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#include <sys/types.h>
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#ifdef HAVE_SYS_MMAN_H
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#include <sys/mman.h>
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#endif
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#include "ntstatus.h"
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#include "thread.h"
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#include "winternl.h"
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#include "wine/library.h"
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#include "wine/server.h"
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#include "wine/pthread.h"
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#include "wine/debug.h"
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#include "ntdll_misc.h"
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WINE_DEFAULT_DEBUG_CHANNEL(thread);
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/* info passed to a starting thread */
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struct startup_info
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{
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struct wine_pthread_thread_info pthread_info;
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PRTL_THREAD_START_ROUTINE entry_point;
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void *entry_arg;
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};
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static PEB peb;
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static PEB_LDR_DATA ldr;
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static RTL_USER_PROCESS_PARAMETERS params; /* default parameters if no parent */
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static RTL_BITMAP tls_bitmap;
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static RTL_BITMAP tls_expansion_bitmap;
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static LIST_ENTRY tls_links;
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/***********************************************************************
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* alloc_teb
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*/
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static TEB *alloc_teb( ULONG *size )
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{
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TEB *teb;
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struct ntdll_thread_data *thread_data;
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*size = SIGNAL_STACK_SIZE + sizeof(TEB);
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teb = wine_anon_mmap( NULL, *size, PROT_READ | PROT_WRITE, 0 );
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if (teb == (TEB *)-1) return NULL;
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thread_data = (struct ntdll_thread_data *)teb->SystemReserved2;
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if (!(thread_data->teb_sel = wine_ldt_alloc_fs()))
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{
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munmap( teb, *size );
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return NULL;
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}
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teb->Tib.ExceptionList = (void *)~0UL;
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teb->Tib.StackBase = (void *)~0UL;
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teb->Tib.Self = &teb->Tib;
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teb->Peb = &peb;
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teb->StaticUnicodeString.Buffer = teb->StaticUnicodeBuffer;
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teb->StaticUnicodeString.MaximumLength = sizeof(teb->StaticUnicodeBuffer);
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return teb;
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}
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/***********************************************************************
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* free_teb
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*/
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static inline void free_teb( TEB *teb )
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{
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ULONG size = 0;
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void *addr = teb;
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struct ntdll_thread_data *thread_data = (struct ntdll_thread_data *)teb->SystemReserved2;
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NtFreeVirtualMemory( NtCurrentProcess(), &addr, &size, MEM_RELEASE );
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wine_ldt_free_fs( thread_data->teb_sel );
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munmap( teb, SIGNAL_STACK_SIZE + sizeof(TEB) );
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}
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/***********************************************************************
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* thread_init
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*
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* Setup the initial thread.
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*
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* NOTES: The first allocated TEB on NT is at 0x7ffde000.
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*/
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ULONG thread_init(void)
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{
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TEB *teb;
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void *addr;
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ULONG size, info_size;
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struct ntdll_thread_data *thread_data;
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struct wine_pthread_thread_info thread_info;
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static struct debug_info debug_info; /* debug info for initial thread */
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peb.NumberOfProcessors = 1;
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peb.ProcessParameters = ¶ms;
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peb.TlsBitmap = &tls_bitmap;
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peb.TlsExpansionBitmap = &tls_expansion_bitmap;
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peb.LdrData = &ldr;
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RtlInitializeBitMap( &tls_bitmap, peb.TlsBitmapBits, sizeof(peb.TlsBitmapBits) * 8 );
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RtlInitializeBitMap( &tls_expansion_bitmap, peb.TlsExpansionBitmapBits,
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sizeof(peb.TlsExpansionBitmapBits) * 8 );
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InitializeListHead( &ldr.InLoadOrderModuleList );
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InitializeListHead( &ldr.InMemoryOrderModuleList );
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InitializeListHead( &ldr.InInitializationOrderModuleList );
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InitializeListHead( &tls_links );
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teb = alloc_teb( &size );
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thread_data = (struct ntdll_thread_data *)teb->SystemReserved2;
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thread_data->request_fd = -1;
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thread_data->reply_fd = -1;
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thread_data->wait_fd[0] = -1;
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thread_data->wait_fd[1] = -1;
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thread_data->debug_info = &debug_info;
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InsertHeadList( &tls_links, &teb->TlsLinks );
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thread_info.stack_base = NULL;
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thread_info.stack_size = 0;
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thread_info.teb_base = teb;
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thread_info.teb_size = size;
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thread_info.teb_sel = thread_data->teb_sel;
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wine_pthread_init_current_teb( &thread_info );
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wine_pthread_init_thread( &thread_info );
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debug_info.str_pos = debug_info.strings;
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debug_info.out_pos = debug_info.output;
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debug_init();
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virtual_init();
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/* setup the server connection */
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server_init_process();
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info_size = server_init_thread( thread_info.pid, thread_info.tid, NULL );
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/* create a memory view for the TEB */
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addr = teb;
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NtAllocateVirtualMemory( NtCurrentProcess(), &addr, 0, &size,
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MEM_SYSTEM, PAGE_READWRITE );
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/* create the process heap */
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if (!(peb.ProcessHeap = RtlCreateHeap( HEAP_GROWABLE, NULL, 0, 0, NULL, NULL )))
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{
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MESSAGE( "wine: failed to create the process heap\n" );
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exit(1);
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}
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return info_size;
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}
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/***********************************************************************
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* start_thread
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*
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* Startup routine for a newly created thread.
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*/
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static void start_thread( struct wine_pthread_thread_info *info )
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{
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TEB *teb = info->teb_base;
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struct ntdll_thread_data *thread_data = (struct ntdll_thread_data *)teb->SystemReserved2;
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struct startup_info *startup_info = (struct startup_info *)info;
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PRTL_THREAD_START_ROUTINE func = startup_info->entry_point;
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void *arg = startup_info->entry_arg;
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struct debug_info debug_info;
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ULONG size;
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debug_info.str_pos = debug_info.strings;
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debug_info.out_pos = debug_info.output;
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thread_data->debug_info = &debug_info;
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wine_pthread_init_current_teb( info );
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SIGNAL_Init();
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server_init_thread( info->pid, info->tid, func );
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wine_pthread_init_thread( info );
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/* allocate a memory view for the stack */
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size = info->stack_size;
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teb->DeallocationStack = info->stack_base;
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NtAllocateVirtualMemory( NtCurrentProcess(), &teb->DeallocationStack, 0,
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&size, MEM_SYSTEM, PAGE_READWRITE );
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/* limit is lower than base since the stack grows down */
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teb->Tib.StackBase = (char *)info->stack_base + info->stack_size;
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teb->Tib.StackLimit = info->stack_base;
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/* setup the guard page */
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size = 1;
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NtProtectVirtualMemory( NtCurrentProcess(), &teb->DeallocationStack, &size,
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PAGE_READWRITE | PAGE_GUARD, NULL );
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RtlFreeHeap( GetProcessHeap(), 0, info );
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RtlAcquirePebLock();
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InsertHeadList( &tls_links, &teb->TlsLinks );
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RtlReleasePebLock();
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func( arg );
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}
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/***********************************************************************
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* RtlCreateUserThread (NTDLL.@)
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*/
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NTSTATUS WINAPI RtlCreateUserThread( HANDLE process, const SECURITY_DESCRIPTOR *descr,
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BOOLEAN suspended, PVOID stack_addr,
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SIZE_T stack_reserve, SIZE_T stack_commit,
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PRTL_THREAD_START_ROUTINE start, void *param,
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HANDLE *handle_ptr, CLIENT_ID *id )
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{
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struct ntdll_thread_data *thread_data;
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struct startup_info *info = NULL;
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HANDLE handle = 0;
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TEB *teb = NULL;
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DWORD tid = 0;
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ULONG size;
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int request_pipe[2];
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NTSTATUS status;
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if( ! is_current_process( process ) )
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{
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ERR("Unsupported on other process\n");
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return STATUS_ACCESS_DENIED;
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}
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if (pipe( request_pipe ) == -1) return STATUS_TOO_MANY_OPENED_FILES;
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fcntl( request_pipe[1], F_SETFD, 1 ); /* set close on exec flag */
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wine_server_send_fd( request_pipe[0] );
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SERVER_START_REQ( new_thread )
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{
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req->suspend = suspended;
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req->inherit = 0; /* FIXME */
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req->request_fd = request_pipe[0];
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if (!(status = wine_server_call( req )))
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{
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handle = reply->handle;
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tid = reply->tid;
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}
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close( request_pipe[0] );
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}
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SERVER_END_REQ;
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if (status) goto error;
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if (!(info = RtlAllocateHeap( GetProcessHeap(), 0, sizeof(*info) )))
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{
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status = STATUS_NO_MEMORY;
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goto error;
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}
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if (!(teb = alloc_teb( &size )))
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{
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status = STATUS_NO_MEMORY;
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goto error;
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}
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teb->ClientId.UniqueProcess = (HANDLE)GetCurrentProcessId();
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teb->ClientId.UniqueThread = (HANDLE)tid;
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thread_data = (struct ntdll_thread_data *)teb->SystemReserved2;
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thread_data->request_fd = request_pipe[1];
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thread_data->reply_fd = -1;
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thread_data->wait_fd[0] = -1;
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thread_data->wait_fd[1] = -1;
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info->pthread_info.teb_base = teb;
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NtAllocateVirtualMemory( NtCurrentProcess(), &info->pthread_info.teb_base, 0, &size,
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MEM_SYSTEM, PAGE_READWRITE );
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info->pthread_info.teb_size = size;
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info->pthread_info.teb_sel = thread_data->teb_sel;
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if (!stack_reserve || !stack_commit)
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{
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IMAGE_NT_HEADERS *nt = RtlImageNtHeader( NtCurrentTeb()->Peb->ImageBaseAddress );
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if (!stack_reserve) stack_reserve = nt->OptionalHeader.SizeOfStackReserve;
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if (!stack_commit) stack_commit = nt->OptionalHeader.SizeOfStackCommit;
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}
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if (stack_reserve < stack_commit) stack_reserve = stack_commit;
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stack_reserve = (stack_reserve + 0xffff) & ~0xffff; /* round to 64K boundary */
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if (stack_reserve < 1024 * 1024) stack_reserve = 1024 * 1024; /* Xlib needs a large stack */
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info->pthread_info.stack_base = NULL;
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info->pthread_info.stack_size = stack_reserve;
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info->pthread_info.entry = start_thread;
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info->entry_point = start;
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info->entry_arg = param;
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if (wine_pthread_create_thread( &info->pthread_info ) == -1)
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{
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status = STATUS_NO_MEMORY;
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goto error;
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}
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if (id) id->UniqueThread = (HANDLE)tid;
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if (handle_ptr) *handle_ptr = handle;
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else NtClose( handle );
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return STATUS_SUCCESS;
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error:
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if (teb) free_teb( teb );
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if (info) RtlFreeHeap( GetProcessHeap(), 0, info );
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if (handle) NtClose( handle );
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close( request_pipe[1] );
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return status;
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}
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/***********************************************************************
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* NtOpenThread (NTDLL.@)
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* ZwOpenThread (NTDLL.@)
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*/
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NTSTATUS WINAPI NtOpenThread( HANDLE *handle, ACCESS_MASK access,
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const OBJECT_ATTRIBUTES *attr, const CLIENT_ID *id )
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{
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NTSTATUS ret;
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SERVER_START_REQ( open_thread )
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{
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req->tid = (thread_id_t)id->UniqueThread;
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req->access = access;
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req->inherit = attr && (attr->Attributes & OBJ_INHERIT);
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ret = wine_server_call( req );
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*handle = reply->handle;
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}
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SERVER_END_REQ;
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return ret;
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}
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/******************************************************************************
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* NtSuspendThread (NTDLL.@)
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* ZwSuspendThread (NTDLL.@)
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*/
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NTSTATUS WINAPI NtSuspendThread( HANDLE handle, PULONG count )
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{
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NTSTATUS ret;
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SERVER_START_REQ( suspend_thread )
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{
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req->handle = handle;
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if (!(ret = wine_server_call( req ))) *count = reply->count;
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}
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SERVER_END_REQ;
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return ret;
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}
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/******************************************************************************
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* NtResumeThread (NTDLL.@)
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* ZwResumeThread (NTDLL.@)
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*/
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NTSTATUS WINAPI NtResumeThread( HANDLE handle, PULONG count )
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{
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NTSTATUS ret;
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SERVER_START_REQ( resume_thread )
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{
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req->handle = handle;
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if (!(ret = wine_server_call( req ))) *count = reply->count;
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}
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SERVER_END_REQ;
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return ret;
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}
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/******************************************************************************
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* NtTerminateThread (NTDLL.@)
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* ZwTerminateThread (NTDLL.@)
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*/
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NTSTATUS WINAPI NtTerminateThread( HANDLE handle, LONG exit_code )
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{
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NTSTATUS ret;
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BOOL self, last;
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SERVER_START_REQ( terminate_thread )
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{
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req->handle = handle;
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req->exit_code = exit_code;
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ret = wine_server_call( req );
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self = !ret && reply->self;
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last = reply->last;
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}
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SERVER_END_REQ;
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if (self)
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{
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if (last) exit( exit_code );
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else server_abort_thread( exit_code );
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}
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return ret;
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}
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/******************************************************************************
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* NtQueueApcThread (NTDLL.@)
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*/
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NTSTATUS WINAPI NtQueueApcThread( HANDLE handle, PNTAPCFUNC func, ULONG_PTR arg1,
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ULONG_PTR arg2, ULONG_PTR arg3 )
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{
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NTSTATUS ret;
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SERVER_START_REQ( queue_apc )
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{
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req->handle = handle;
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req->user = 1;
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req->func = func;
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req->arg1 = (void *)arg1;
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req->arg2 = (void *)arg2;
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req->arg3 = (void *)arg3;
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ret = wine_server_call( req );
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}
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SERVER_END_REQ;
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return ret;
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}
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/***********************************************************************
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* NtSetContextThread (NTDLL.@)
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* ZwSetContextThread (NTDLL.@)
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*/
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NTSTATUS WINAPI NtSetContextThread( HANDLE handle, const CONTEXT *context )
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{
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NTSTATUS ret;
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SERVER_START_REQ( set_thread_context )
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{
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req->handle = handle;
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req->flags = context->ContextFlags;
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wine_server_add_data( req, context, sizeof(*context) );
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ret = wine_server_call( req );
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}
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SERVER_END_REQ;
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return ret;
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}
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/***********************************************************************
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* NtGetContextThread (NTDLL.@)
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* ZwGetContextThread (NTDLL.@)
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*/
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NTSTATUS WINAPI NtGetContextThread( HANDLE handle, CONTEXT *context )
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{
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NTSTATUS ret;
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SERVER_START_REQ( get_thread_context )
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{
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req->handle = handle;
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req->flags = context->ContextFlags;
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wine_server_add_data( req, context, sizeof(*context) );
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wine_server_set_reply( req, context, sizeof(*context) );
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ret = wine_server_call( req );
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}
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SERVER_END_REQ;
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return ret;
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}
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/******************************************************************************
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* NtQueryInformationThread (NTDLL.@)
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* ZwQueryInformationThread (NTDLL.@)
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*/
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NTSTATUS WINAPI NtQueryInformationThread( HANDLE handle, THREADINFOCLASS class,
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void *data, ULONG length, ULONG *ret_len )
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{
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NTSTATUS status;
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switch(class)
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{
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case ThreadBasicInformation:
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{
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THREAD_BASIC_INFORMATION info;
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SERVER_START_REQ( get_thread_info )
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{
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req->handle = handle;
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req->tid_in = 0;
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if (!(status = wine_server_call( req )))
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{
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info.ExitStatus = reply->exit_code;
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info.TebBaseAddress = reply->teb;
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info.ClientId.UniqueProcess = (HANDLE)reply->pid;
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info.ClientId.UniqueThread = (HANDLE)reply->tid;
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info.AffinityMask = reply->affinity;
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info.Priority = reply->priority;
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info.BasePriority = reply->priority; /* FIXME */
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}
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}
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SERVER_END_REQ;
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if (status == STATUS_SUCCESS)
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{
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if (data) memcpy( data, &info, min( length, sizeof(info) ));
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if (ret_len) *ret_len = min( length, sizeof(info) );
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}
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}
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return status;
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case ThreadTimes:
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case ThreadPriority:
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case ThreadBasePriority:
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case ThreadAffinityMask:
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case ThreadImpersonationToken:
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case ThreadDescriptorTableEntry:
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case ThreadEnableAlignmentFaultFixup:
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case ThreadEventPair_Reusable:
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case ThreadQuerySetWin32StartAddress:
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case ThreadZeroTlsCell:
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|
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;
|
|
}
|
|
}
|
|
|
|
|
|
/******************************************************************************
|
|
* 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 = handle;
|
|
req->token = *phToken;
|
|
req->mask = SET_THREAD_INFO_TOKEN;
|
|
status = wine_server_call( req );
|
|
}
|
|
SERVER_END_REQ;
|
|
return status;
|
|
}
|
|
case ThreadBasicInformation:
|
|
case ThreadTimes:
|
|
case ThreadPriority:
|
|
case ThreadBasePriority:
|
|
case ThreadAffinityMask:
|
|
case ThreadDescriptorTableEntry:
|
|
case ThreadEnableAlignmentFaultFixup:
|
|
case ThreadEventPair_Reusable:
|
|
case ThreadQuerySetWin32StartAddress:
|
|
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;
|
|
}
|
|
}
|
|
|
|
|
|
/**********************************************************************
|
|
* NtCurrentTeb (NTDLL.@)
|
|
*/
|
|
#if defined(__i386__) && defined(__GNUC__)
|
|
|
|
__ASM_GLOBAL_FUNC( NtCurrentTeb, ".byte 0x64\n\tmovl 0x18,%eax\n\tret" );
|
|
|
|
#elif defined(__i386__) && defined(_MSC_VER)
|
|
|
|
/* Nothing needs to be done. MS C "magically" exports the inline version from winnt.h */
|
|
|
|
#else
|
|
|
|
/**********************************************************************/
|
|
|
|
TEB * WINAPI NtCurrentTeb(void)
|
|
{
|
|
return wine_pthread_get_current_teb();
|
|
}
|
|
|
|
#endif /* __i386__ */
|