1478 lines
48 KiB
C
1478 lines
48 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, 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 <assert.h>
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#include <stdarg.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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#ifdef HAVE_SYS_TIMES_H
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#include <sys/times.h>
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#endif
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#define NONAMELESSUNION
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#include "ntstatus.h"
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#define WIN32_NO_STATUS
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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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#include "ddk/wdm.h"
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#include "wine/exception.h"
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WINE_DEFAULT_DEBUG_CHANNEL(thread);
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WINE_DECLARE_DEBUG_CHANNEL(relay);
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struct _KUSER_SHARED_DATA *user_shared_data = NULL;
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PUNHANDLED_EXCEPTION_FILTER unhandled_exception_filter = NULL;
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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_LDR_DATA ldr;
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static RTL_USER_PROCESS_PARAMETERS params; /* default parameters if no parent */
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static WCHAR current_dir[MAX_NT_PATH_LENGTH];
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static RTL_BITMAP tls_bitmap;
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static RTL_BITMAP tls_expansion_bitmap;
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static RTL_BITMAP fls_bitmap;
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static LIST_ENTRY tls_links;
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static size_t sigstack_total_size;
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static ULONG sigstack_zero_bits;
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struct wine_pthread_functions pthread_functions = { NULL };
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static RTL_CRITICAL_SECTION ldt_section;
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static RTL_CRITICAL_SECTION_DEBUG critsect_debug =
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{
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0, 0, &ldt_section,
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{ &critsect_debug.ProcessLocksList, &critsect_debug.ProcessLocksList },
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0, 0, { (DWORD_PTR)(__FILE__ ": ldt_section") }
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};
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static RTL_CRITICAL_SECTION ldt_section = { &critsect_debug, -1, 0, 0, 0, 0 };
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static sigset_t ldt_sigset;
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/***********************************************************************
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* locking for LDT routines
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*/
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static void ldt_lock(void)
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{
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sigset_t sigset;
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pthread_functions.sigprocmask( SIG_BLOCK, &server_block_set, &sigset );
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RtlEnterCriticalSection( &ldt_section );
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if (ldt_section.RecursionCount == 1) ldt_sigset = sigset;
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}
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static void ldt_unlock(void)
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{
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if (ldt_section.RecursionCount == 1)
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{
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sigset_t sigset = ldt_sigset;
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RtlLeaveCriticalSection( &ldt_section );
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pthread_functions.sigprocmask( SIG_SETMASK, &sigset, NULL );
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}
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else RtlLeaveCriticalSection( &ldt_section );
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}
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/***********************************************************************
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* init_teb
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*/
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static inline NTSTATUS init_teb( TEB *teb )
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{
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struct ntdll_thread_data *thread_data = (struct ntdll_thread_data *)teb->SystemReserved2;
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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->StaticUnicodeString.Buffer = teb->StaticUnicodeBuffer;
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teb->StaticUnicodeString.MaximumLength = sizeof(teb->StaticUnicodeBuffer);
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if (!(thread_data->fs = wine_ldt_alloc_fs())) return STATUS_TOO_MANY_THREADS;
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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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return STATUS_SUCCESS;
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}
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/***********************************************************************
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* fix_unicode_string
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*
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* Make sure the unicode string doesn't point beyond the end pointer
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*/
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static inline void fix_unicode_string( UNICODE_STRING *str, const char *end_ptr )
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{
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if ((char *)str->Buffer >= end_ptr)
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{
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str->Length = str->MaximumLength = 0;
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str->Buffer = NULL;
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return;
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}
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if ((char *)str->Buffer + str->MaximumLength > end_ptr)
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{
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str->MaximumLength = (end_ptr - (char *)str->Buffer) & ~(sizeof(WCHAR) - 1);
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}
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if (str->Length >= str->MaximumLength)
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{
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if (str->MaximumLength >= sizeof(WCHAR))
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str->Length = str->MaximumLength - sizeof(WCHAR);
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else
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str->Length = str->MaximumLength = 0;
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}
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}
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/***********************************************************************
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* init_user_process_params
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*
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* Fill the RTL_USER_PROCESS_PARAMETERS structure from the server.
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*/
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static NTSTATUS init_user_process_params( SIZE_T info_size, HANDLE *exe_file )
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{
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void *ptr;
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SIZE_T env_size;
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NTSTATUS status;
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RTL_USER_PROCESS_PARAMETERS *params = NULL;
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status = NtAllocateVirtualMemory( NtCurrentProcess(), (void **)¶ms, 0, &info_size,
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MEM_COMMIT, PAGE_READWRITE );
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if (status != STATUS_SUCCESS) return status;
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params->AllocationSize = info_size;
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NtCurrentTeb()->Peb->ProcessParameters = params;
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SERVER_START_REQ( get_startup_info )
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{
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wine_server_set_reply( req, params, info_size );
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if (!(status = wine_server_call( req )))
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{
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info_size = wine_server_reply_size( reply );
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*exe_file = wine_server_ptr_handle( reply->exe_file );
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params->hStdInput = wine_server_ptr_handle( reply->hstdin );
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params->hStdOutput = wine_server_ptr_handle( reply->hstdout );
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params->hStdError = wine_server_ptr_handle( reply->hstderr );
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}
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}
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SERVER_END_REQ;
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if (status != STATUS_SUCCESS) return status;
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if (params->Size > info_size) params->Size = info_size;
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/* make sure the strings are valid */
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fix_unicode_string( ¶ms->CurrentDirectory.DosPath, (char *)info_size );
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fix_unicode_string( ¶ms->DllPath, (char *)info_size );
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fix_unicode_string( ¶ms->ImagePathName, (char *)info_size );
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fix_unicode_string( ¶ms->CommandLine, (char *)info_size );
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fix_unicode_string( ¶ms->WindowTitle, (char *)info_size );
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fix_unicode_string( ¶ms->Desktop, (char *)info_size );
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fix_unicode_string( ¶ms->ShellInfo, (char *)info_size );
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fix_unicode_string( ¶ms->RuntimeInfo, (char *)info_size );
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/* environment needs to be a separate memory block */
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env_size = info_size - params->Size;
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if (!env_size) env_size = 1;
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ptr = NULL;
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status = NtAllocateVirtualMemory( NtCurrentProcess(), &ptr, 0, &env_size,
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MEM_COMMIT, PAGE_READWRITE );
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if (status != STATUS_SUCCESS) return status;
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memcpy( ptr, (char *)params + params->Size, info_size - params->Size );
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params->Environment = ptr;
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RtlNormalizeProcessParams( params );
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return status;
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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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HANDLE thread_init(void)
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{
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PEB *peb;
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TEB *teb;
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void *addr;
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SIZE_T size, info_size;
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HANDLE exe_file = 0;
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LARGE_INTEGER now;
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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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virtual_init();
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/* reserve space for shared user data */
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addr = (void *)0x7ffe0000;
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size = 0x10000;
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NtAllocateVirtualMemory( NtCurrentProcess(), &addr, 0, &size, MEM_RESERVE|MEM_COMMIT, PAGE_READWRITE );
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user_shared_data = addr;
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/* allocate and initialize the PEB */
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addr = NULL;
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size = sizeof(*peb);
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NtAllocateVirtualMemory( NtCurrentProcess(), &addr, 1, &size,
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MEM_COMMIT | MEM_TOP_DOWN, PAGE_READWRITE );
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peb = addr;
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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->FlsBitmap = &fls_bitmap;
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peb->LdrData = &ldr;
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params.CurrentDirectory.DosPath.Buffer = current_dir;
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params.CurrentDirectory.DosPath.MaximumLength = sizeof(current_dir);
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params.wShowWindow = 1; /* SW_SHOWNORMAL */
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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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RtlInitializeBitMap( &fls_bitmap, peb->FlsBitmapBits, sizeof(peb->FlsBitmapBits) * 8 );
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InitializeListHead( &peb->FlsListHead );
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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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/* allocate and initialize the initial TEB */
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sigstack_total_size = get_signal_stack_total_size();
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while (1U << sigstack_zero_bits < sigstack_total_size) sigstack_zero_bits++;
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assert( 1U << sigstack_zero_bits == sigstack_total_size ); /* must be a power of 2 */
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assert( sigstack_total_size >= sizeof(TEB) + sizeof(struct startup_info) );
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thread_info.teb_size = sigstack_total_size;
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addr = NULL;
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size = sigstack_total_size;
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NtAllocateVirtualMemory( NtCurrentProcess(), &addr, sigstack_zero_bits,
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&size, MEM_COMMIT | MEM_TOP_DOWN, PAGE_READWRITE );
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teb = addr;
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teb->Peb = peb;
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thread_info.teb_size = size;
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init_teb( teb );
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thread_data = (struct ntdll_thread_data *)teb->SystemReserved2;
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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_sel = thread_data->fs;
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wine_pthread_get_functions( &pthread_functions, sizeof(pthread_functions) );
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pthread_functions.init_current_teb( &thread_info );
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pthread_functions.init_thread( &thread_info );
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virtual_init_threading();
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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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/* 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 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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/* allocate user parameters */
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if (info_size)
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{
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init_user_process_params( info_size, &exe_file );
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}
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else
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{
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/* This is wine specific: we have no parent (we're started from unix)
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* so, create a simple console with bare handles to unix stdio
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*/
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wine_server_fd_to_handle( 0, GENERIC_READ|SYNCHRONIZE, OBJ_INHERIT, ¶ms.hStdInput );
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wine_server_fd_to_handle( 1, GENERIC_WRITE|SYNCHRONIZE, OBJ_INHERIT, ¶ms.hStdOutput );
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wine_server_fd_to_handle( 2, GENERIC_WRITE|SYNCHRONIZE, OBJ_INHERIT, ¶ms.hStdError );
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}
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/* initialize LDT locking */
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wine_ldt_init_locking( ldt_lock, ldt_unlock );
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/* initialize time values in user_shared_data */
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NtQuerySystemTime( &now );
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user_shared_data->SystemTime.LowPart = now.u.LowPart;
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user_shared_data->SystemTime.High1Time = user_shared_data->SystemTime.High2Time = now.u.HighPart;
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user_shared_data->u.TickCountQuad = (now.QuadPart - server_start_time) / 10000;
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user_shared_data->u.TickCount.High2Time = user_shared_data->u.TickCount.High1Time;
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user_shared_data->TickCountLowDeprecated = user_shared_data->u.TickCount.LowPart;
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user_shared_data->TickCountMultiplier = 1 << 24;
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pthread_init();
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return exe_file;
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}
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#ifdef __i386__
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/* wrapper for apps that don't declare the thread function correctly */
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extern DWORD call_thread_entry_point( PRTL_THREAD_START_ROUTINE entry, void *arg );
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__ASM_GLOBAL_FUNC(call_thread_entry_point,
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"pushl %ebp\n\t"
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"movl %esp,%ebp\n\t"
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"subl $4,%esp\n\t"
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"pushl 12(%ebp)\n\t"
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"movl 8(%ebp),%eax\n\t"
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"call *%eax\n\t"
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"leave\n\t"
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"ret" )
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#else
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static inline DWORD call_thread_entry_point( PRTL_THREAD_START_ROUTINE entry, void *arg )
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{
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LPTHREAD_START_ROUTINE func = (LPTHREAD_START_ROUTINE)entry;
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return func( arg );
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}
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#endif
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/***********************************************************************
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* call_thread_func
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*
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* Hack to make things compatible with the thread procedures used by kernel32.CreateThread.
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*/
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static void DECLSPEC_NORETURN call_thread_func( PRTL_THREAD_START_ROUTINE rtl_func, void *arg )
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{
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DWORD exit_code;
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BOOL last;
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MODULE_DllThreadAttach( NULL );
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|
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if (TRACE_ON(relay))
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DPRINTF( "%04x:Starting thread proc %p (arg=%p)\n", GetCurrentThreadId(), rtl_func, arg );
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exit_code = call_thread_entry_point( rtl_func, arg );
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|
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/* send the exit code to the server */
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SERVER_START_REQ( terminate_thread )
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{
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req->handle = wine_server_obj_handle( GetCurrentThread() );
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req->exit_code = exit_code;
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wine_server_call( req );
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last = reply->last;
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}
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SERVER_END_REQ;
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if (last)
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{
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LdrShutdownProcess();
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exit( exit_code );
|
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}
|
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else
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{
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LdrShutdownThread();
|
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server_exit_thread( exit_code );
|
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}
|
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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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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;
|
|
struct debug_info debug_info;
|
|
|
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debug_info.str_pos = debug_info.strings;
|
|
debug_info.out_pos = debug_info.output;
|
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thread_data->debug_info = &debug_info;
|
|
|
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pthread_functions.init_current_teb( info );
|
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signal_init_thread();
|
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server_init_thread( info->pid, info->tid, func );
|
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pthread_functions.init_thread( info );
|
|
virtual_alloc_thread_stack( info->stack_base, info->stack_size );
|
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pthread_functions.sigprocmask( SIG_UNBLOCK, &server_block_set, NULL );
|
|
|
|
RtlAcquirePebLock();
|
|
InsertHeadList( &tls_links, &teb->TlsLinks );
|
|
RtlReleasePebLock();
|
|
|
|
/* NOTE: Windows does not have an exception handler around the call to
|
|
* the thread attach. We do for ease of debugging */
|
|
if (unhandled_exception_filter)
|
|
{
|
|
__TRY
|
|
{
|
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call_thread_func( func, arg );
|
|
}
|
|
__EXCEPT(unhandled_exception_filter)
|
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{
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NtTerminateThread( GetCurrentThread(), GetExceptionCode() );
|
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}
|
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__ENDTRY
|
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}
|
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else
|
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call_thread_func( func, arg );
|
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}
|
|
|
|
|
|
/***********************************************************************
|
|
* 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;
|
|
struct ntdll_thread_data *thread_data = NULL;
|
|
struct ntdll_thread_regs *thread_regs;
|
|
struct startup_info *info = NULL;
|
|
void *addr = NULL;
|
|
HANDLE handle = 0;
|
|
TEB *teb;
|
|
DWORD tid = 0;
|
|
int request_pipe[2];
|
|
NTSTATUS status;
|
|
SIZE_T size, page_size = getpagesize();
|
|
|
|
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 = start;
|
|
call.create_thread.arg = param;
|
|
call.create_thread.reserve = stack_reserve;
|
|
call.create_thread.commit = stack_commit;
|
|
call.create_thread.suspend = suspended;
|
|
status = NTDLL_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 (pipe( request_pipe ) == -1) return STATUS_TOO_MANY_OPENED_FILES;
|
|
fcntl( request_pipe[1], F_SETFD, 1 ); /* set close on exec flag */
|
|
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_functions.sigprocmask( SIG_BLOCK, &server_block_set, &sigset );
|
|
|
|
addr = NULL;
|
|
size = sigstack_total_size;
|
|
if ((status = NtAllocateVirtualMemory( NtCurrentProcess(), &addr, sigstack_zero_bits,
|
|
&size, MEM_COMMIT | MEM_TOP_DOWN, PAGE_READWRITE )))
|
|
goto error;
|
|
teb = addr;
|
|
teb->Peb = NtCurrentTeb()->Peb;
|
|
info = (struct startup_info *)(teb + 1);
|
|
info->pthread_info.teb_size = size;
|
|
if ((status = init_teb( teb ))) goto error;
|
|
|
|
teb->ClientId.UniqueProcess = ULongToHandle(GetCurrentProcessId());
|
|
teb->ClientId.UniqueThread = ULongToHandle(tid);
|
|
|
|
thread_data = (struct ntdll_thread_data *)teb->SystemReserved2;
|
|
thread_regs = (struct ntdll_thread_regs *)teb->SpareBytes1;
|
|
thread_data->request_fd = request_pipe[1];
|
|
|
|
info->pthread_info.teb_base = teb;
|
|
info->pthread_info.teb_sel = thread_data->fs;
|
|
|
|
/* inherit debug registers from parent thread */
|
|
thread_regs->dr0 = ntdll_get_thread_regs()->dr0;
|
|
thread_regs->dr1 = ntdll_get_thread_regs()->dr1;
|
|
thread_regs->dr2 = ntdll_get_thread_regs()->dr2;
|
|
thread_regs->dr3 = ntdll_get_thread_regs()->dr3;
|
|
thread_regs->dr6 = ntdll_get_thread_regs()->dr6;
|
|
thread_regs->dr7 = ntdll_get_thread_regs()->dr7;
|
|
|
|
if (!stack_reserve || !stack_commit)
|
|
{
|
|
IMAGE_NT_HEADERS *nt = RtlImageNtHeader( NtCurrentTeb()->Peb->ImageBaseAddress );
|
|
if (!stack_reserve) stack_reserve = nt->OptionalHeader.SizeOfStackReserve;
|
|
if (!stack_commit) stack_commit = nt->OptionalHeader.SizeOfStackCommit;
|
|
}
|
|
if (stack_reserve < stack_commit) stack_reserve = stack_commit;
|
|
stack_reserve += page_size; /* for the guard page */
|
|
stack_reserve = (stack_reserve + 0xffff) & ~0xffff; /* round to 64K boundary */
|
|
if (stack_reserve < 1024 * 1024) stack_reserve = 1024 * 1024; /* Xlib needs a large stack */
|
|
|
|
info->pthread_info.stack_base = NULL;
|
|
info->pthread_info.stack_size = stack_reserve;
|
|
info->pthread_info.entry = start_thread;
|
|
info->entry_point = start;
|
|
info->entry_arg = param;
|
|
|
|
if (pthread_functions.create_thread( &info->pthread_info ) == -1)
|
|
{
|
|
status = STATUS_NO_MEMORY;
|
|
goto error;
|
|
}
|
|
pthread_functions.sigprocmask( SIG_SETMASK, &sigset, NULL );
|
|
|
|
if (id) id->UniqueThread = ULongToHandle(tid);
|
|
if (handle_ptr) *handle_ptr = handle;
|
|
else NtClose( handle );
|
|
|
|
return STATUS_SUCCESS;
|
|
|
|
error:
|
|
if (thread_data) wine_ldt_free_fs( thread_data->fs );
|
|
if (addr)
|
|
{
|
|
SIZE_T size = 0;
|
|
NtFreeVirtualMemory( NtCurrentProcess(), &addr, &size, MEM_RELEASE );
|
|
}
|
|
if (handle) NtClose( handle );
|
|
pthread_functions.sigprocmask( SIG_SETMASK, &sigset, NULL );
|
|
close( request_pipe[1] );
|
|
return status;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* RtlExitUserThread (NTDLL.@)
|
|
*/
|
|
void WINAPI RtlExitUserThread( ULONG status )
|
|
{
|
|
BOOL last;
|
|
|
|
SERVER_START_REQ( terminate_thread )
|
|
{
|
|
/* send the exit code to the server */
|
|
req->handle = wine_server_obj_handle( GetCurrentThread() );
|
|
req->exit_code = status;
|
|
wine_server_call( req );
|
|
last = reply->last;
|
|
}
|
|
SERVER_END_REQ;
|
|
|
|
if (last)
|
|
{
|
|
LdrShutdownProcess();
|
|
exit( status );
|
|
}
|
|
else
|
|
{
|
|
LdrShutdownThread();
|
|
server_exit_thread( status );
|
|
}
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* 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 ))) *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 ))) *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, last;
|
|
|
|
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;
|
|
last = reply->last;
|
|
}
|
|
SERVER_END_REQ;
|
|
|
|
if (self)
|
|
{
|
|
if (last) exit( exit_code );
|
|
else server_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->thread = wine_server_obj_handle( handle );
|
|
if (func)
|
|
{
|
|
req->call.type = APC_USER;
|
|
req->call.user.func = 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;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* NtSetContextThread (NTDLL.@)
|
|
* ZwSetContextThread (NTDLL.@)
|
|
*/
|
|
NTSTATUS WINAPI NtSetContextThread( HANDLE handle, const CONTEXT *context )
|
|
{
|
|
NTSTATUS ret;
|
|
DWORD dummy, i;
|
|
BOOL self = FALSE;
|
|
|
|
#ifdef __i386__
|
|
/* on i386 debug registers always require a server call */
|
|
self = (handle == GetCurrentThread());
|
|
if (self && (context->ContextFlags & (CONTEXT_DEBUG_REGISTERS & ~CONTEXT_i386)))
|
|
{
|
|
struct ntdll_thread_regs * const regs = ntdll_get_thread_regs();
|
|
self = (regs->dr0 == context->Dr0 && regs->dr1 == context->Dr1 &&
|
|
regs->dr2 == context->Dr2 && regs->dr3 == context->Dr3 &&
|
|
regs->dr6 == context->Dr6 && regs->dr7 == context->Dr7);
|
|
}
|
|
#endif
|
|
|
|
if (!self)
|
|
{
|
|
SERVER_START_REQ( set_thread_context )
|
|
{
|
|
req->handle = wine_server_obj_handle( handle );
|
|
req->flags = context->ContextFlags;
|
|
req->suspend = 0;
|
|
wine_server_add_data( req, context, sizeof(*context) );
|
|
ret = wine_server_call( req );
|
|
self = reply->self;
|
|
}
|
|
SERVER_END_REQ;
|
|
|
|
if (ret == STATUS_PENDING)
|
|
{
|
|
if (NtSuspendThread( handle, &dummy ) == STATUS_SUCCESS)
|
|
{
|
|
for (i = 0; i < 100; i++)
|
|
{
|
|
SERVER_START_REQ( set_thread_context )
|
|
{
|
|
req->handle = wine_server_obj_handle( handle );
|
|
req->flags = context->ContextFlags;
|
|
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;
|
|
}
|
|
|
|
if (ret) return ret;
|
|
}
|
|
|
|
if (self) set_cpu_context( context );
|
|
return STATUS_SUCCESS;
|
|
}
|
|
|
|
|
|
/* copy a context structure according to the flags */
|
|
static inline void copy_context( CONTEXT *to, const CONTEXT *from, DWORD flags )
|
|
{
|
|
#ifdef __i386__
|
|
flags &= ~CONTEXT_i386; /* get rid of CPU id */
|
|
if (flags & CONTEXT_INTEGER)
|
|
{
|
|
to->Eax = from->Eax;
|
|
to->Ebx = from->Ebx;
|
|
to->Ecx = from->Ecx;
|
|
to->Edx = from->Edx;
|
|
to->Esi = from->Esi;
|
|
to->Edi = from->Edi;
|
|
}
|
|
if (flags & CONTEXT_CONTROL)
|
|
{
|
|
to->Ebp = from->Ebp;
|
|
to->Esp = from->Esp;
|
|
to->Eip = from->Eip;
|
|
to->SegCs = from->SegCs;
|
|
to->SegSs = from->SegSs;
|
|
to->EFlags = from->EFlags;
|
|
}
|
|
if (flags & CONTEXT_SEGMENTS)
|
|
{
|
|
to->SegDs = from->SegDs;
|
|
to->SegEs = from->SegEs;
|
|
to->SegFs = from->SegFs;
|
|
to->SegGs = from->SegGs;
|
|
}
|
|
if (flags & CONTEXT_DEBUG_REGISTERS)
|
|
{
|
|
to->Dr0 = from->Dr0;
|
|
to->Dr1 = from->Dr1;
|
|
to->Dr2 = from->Dr2;
|
|
to->Dr3 = from->Dr3;
|
|
to->Dr6 = from->Dr6;
|
|
to->Dr7 = from->Dr7;
|
|
}
|
|
if (flags & CONTEXT_FLOATING_POINT)
|
|
{
|
|
to->FloatSave = from->FloatSave;
|
|
}
|
|
if (flags & CONTEXT_EXTENDED_REGISTERS)
|
|
{
|
|
memcpy( to->ExtendedRegisters, from->ExtendedRegisters, sizeof(to->ExtendedRegisters) );
|
|
}
|
|
#elif defined(__x86_64__)
|
|
flags &= ~CONTEXT_AMD64; /* get rid of CPU id */
|
|
if (flags & CONTEXT_CONTROL)
|
|
{
|
|
to->Rbp = from->Rbp;
|
|
to->Rip = from->Rip;
|
|
to->Rsp = from->Rsp;
|
|
to->SegCs = from->SegCs;
|
|
to->SegSs = from->SegSs;
|
|
to->EFlags = from->EFlags;
|
|
to->MxCsr = from->MxCsr;
|
|
}
|
|
if (flags & CONTEXT_INTEGER)
|
|
{
|
|
to->Rax = from->Rax;
|
|
to->Rcx = from->Rcx;
|
|
to->Rdx = from->Rdx;
|
|
to->Rbx = from->Rbx;
|
|
to->Rsi = from->Rsi;
|
|
to->Rdi = from->Rdi;
|
|
to->R8 = from->R8;
|
|
to->R9 = from->R9;
|
|
to->R10 = from->R10;
|
|
to->R11 = from->R11;
|
|
to->R12 = from->R12;
|
|
to->R13 = from->R13;
|
|
to->R14 = from->R14;
|
|
to->R15 = from->R15;
|
|
}
|
|
if (flags & CONTEXT_SEGMENTS)
|
|
{
|
|
to->SegDs = from->SegDs;
|
|
to->SegEs = from->SegEs;
|
|
to->SegFs = from->SegFs;
|
|
to->SegGs = from->SegGs;
|
|
}
|
|
if (flags & CONTEXT_FLOATING_POINT)
|
|
{
|
|
to->u.FltSave = from->u.FltSave;
|
|
}
|
|
if (flags & CONTEXT_DEBUG_REGISTERS)
|
|
{
|
|
to->Dr0 = from->Dr0;
|
|
to->Dr1 = from->Dr1;
|
|
to->Dr2 = from->Dr2;
|
|
to->Dr3 = from->Dr3;
|
|
to->Dr6 = from->Dr6;
|
|
to->Dr7 = from->Dr7;
|
|
}
|
|
#elif defined(__sparc__)
|
|
flags &= ~CONTEXT_SPARC; /* get rid of CPU id */
|
|
if (flags & CONTEXT_CONTROL)
|
|
{
|
|
to->psr = from->psr;
|
|
to->pc = from->pc;
|
|
to->npc = from->npc;
|
|
to->y = from->y;
|
|
to->wim = from->wim;
|
|
to->tbr = from->tbr;
|
|
}
|
|
if (flags & CONTEXT_INTEGER)
|
|
{
|
|
to->g0 = from->g0;
|
|
to->g1 = from->g1;
|
|
to->g2 = from->g2;
|
|
to->g3 = from->g3;
|
|
to->g4 = from->g4;
|
|
to->g5 = from->g5;
|
|
to->g6 = from->g6;
|
|
to->g7 = from->g7;
|
|
to->o0 = from->o0;
|
|
to->o1 = from->o1;
|
|
to->o2 = from->o2;
|
|
to->o3 = from->o3;
|
|
to->o4 = from->o4;
|
|
to->o5 = from->o5;
|
|
to->o6 = from->o6;
|
|
to->o7 = from->o7;
|
|
to->l0 = from->l0;
|
|
to->l1 = from->l1;
|
|
to->l2 = from->l2;
|
|
to->l3 = from->l3;
|
|
to->l4 = from->l4;
|
|
to->l5 = from->l5;
|
|
to->l6 = from->l6;
|
|
to->l7 = from->l7;
|
|
to->i0 = from->i0;
|
|
to->i1 = from->i1;
|
|
to->i2 = from->i2;
|
|
to->i3 = from->i3;
|
|
to->i4 = from->i4;
|
|
to->i5 = from->i5;
|
|
to->i6 = from->i6;
|
|
to->i7 = from->i7;
|
|
}
|
|
if (flags & CONTEXT_FLOATING_POINT)
|
|
{
|
|
/* FIXME */
|
|
}
|
|
#elif defined(__powerpc__)
|
|
/* Has no CPU id */
|
|
if (flags & CONTEXT_CONTROL)
|
|
{
|
|
to->Msr = from->Msr;
|
|
to->Ctr = from->Ctr;
|
|
to->Iar = from->Iar;
|
|
}
|
|
if (flags & CONTEXT_INTEGER)
|
|
{
|
|
to->Gpr0 = from->Gpr0;
|
|
to->Gpr1 = from->Gpr1;
|
|
to->Gpr2 = from->Gpr2;
|
|
to->Gpr3 = from->Gpr3;
|
|
to->Gpr4 = from->Gpr4;
|
|
to->Gpr5 = from->Gpr5;
|
|
to->Gpr6 = from->Gpr6;
|
|
to->Gpr7 = from->Gpr7;
|
|
to->Gpr8 = from->Gpr8;
|
|
to->Gpr9 = from->Gpr9;
|
|
to->Gpr10 = from->Gpr10;
|
|
to->Gpr11 = from->Gpr11;
|
|
to->Gpr12 = from->Gpr12;
|
|
to->Gpr13 = from->Gpr13;
|
|
to->Gpr14 = from->Gpr14;
|
|
to->Gpr15 = from->Gpr15;
|
|
to->Gpr16 = from->Gpr16;
|
|
to->Gpr17 = from->Gpr17;
|
|
to->Gpr18 = from->Gpr18;
|
|
to->Gpr19 = from->Gpr19;
|
|
to->Gpr20 = from->Gpr20;
|
|
to->Gpr21 = from->Gpr21;
|
|
to->Gpr22 = from->Gpr22;
|
|
to->Gpr23 = from->Gpr23;
|
|
to->Gpr24 = from->Gpr24;
|
|
to->Gpr25 = from->Gpr25;
|
|
to->Gpr26 = from->Gpr26;
|
|
to->Gpr27 = from->Gpr27;
|
|
to->Gpr28 = from->Gpr28;
|
|
to->Gpr29 = from->Gpr29;
|
|
to->Gpr30 = from->Gpr30;
|
|
to->Gpr31 = from->Gpr31;
|
|
to->Xer = from->Xer;
|
|
to->Cr = from->Cr;
|
|
}
|
|
if (flags & CONTEXT_FLOATING_POINT)
|
|
{
|
|
to->Fpr0 = from->Fpr0;
|
|
to->Fpr1 = from->Fpr1;
|
|
to->Fpr2 = from->Fpr2;
|
|
to->Fpr3 = from->Fpr3;
|
|
to->Fpr4 = from->Fpr4;
|
|
to->Fpr5 = from->Fpr5;
|
|
to->Fpr6 = from->Fpr6;
|
|
to->Fpr7 = from->Fpr7;
|
|
to->Fpr8 = from->Fpr8;
|
|
to->Fpr9 = from->Fpr9;
|
|
to->Fpr10 = from->Fpr10;
|
|
to->Fpr11 = from->Fpr11;
|
|
to->Fpr12 = from->Fpr12;
|
|
to->Fpr13 = from->Fpr13;
|
|
to->Fpr14 = from->Fpr14;
|
|
to->Fpr15 = from->Fpr15;
|
|
to->Fpr16 = from->Fpr16;
|
|
to->Fpr17 = from->Fpr17;
|
|
to->Fpr18 = from->Fpr18;
|
|
to->Fpr19 = from->Fpr19;
|
|
to->Fpr20 = from->Fpr20;
|
|
to->Fpr21 = from->Fpr21;
|
|
to->Fpr22 = from->Fpr22;
|
|
to->Fpr23 = from->Fpr23;
|
|
to->Fpr24 = from->Fpr24;
|
|
to->Fpr25 = from->Fpr25;
|
|
to->Fpr26 = from->Fpr26;
|
|
to->Fpr27 = from->Fpr27;
|
|
to->Fpr28 = from->Fpr28;
|
|
to->Fpr29 = from->Fpr29;
|
|
to->Fpr30 = from->Fpr30;
|
|
to->Fpr31 = from->Fpr31;
|
|
to->Fpscr = from->Fpscr;
|
|
}
|
|
#else
|
|
#error You must implement context copying for your CPU
|
|
#endif
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* NtGetContextThread (NTDLL.@)
|
|
* ZwGetContextThread (NTDLL.@)
|
|
*/
|
|
NTSTATUS WINAPI NtGetContextThread( HANDLE handle, CONTEXT *context )
|
|
{
|
|
NTSTATUS ret;
|
|
CONTEXT ctx;
|
|
DWORD dummy, i;
|
|
DWORD needed_flags = context->ContextFlags;
|
|
BOOL self = (handle == GetCurrentThread());
|
|
|
|
#ifdef __i386__
|
|
/* on i386 debug registers always require a server call */
|
|
if (context->ContextFlags & (CONTEXT_DEBUG_REGISTERS & ~CONTEXT_i386)) self = FALSE;
|
|
#endif
|
|
|
|
if (!self)
|
|
{
|
|
SERVER_START_REQ( get_thread_context )
|
|
{
|
|
req->handle = wine_server_obj_handle( handle );
|
|
req->flags = context->ContextFlags;
|
|
req->suspend = 0;
|
|
wine_server_set_reply( req, &ctx, sizeof(ctx) );
|
|
ret = wine_server_call( req );
|
|
self = reply->self;
|
|
}
|
|
SERVER_END_REQ;
|
|
|
|
if (ret == STATUS_PENDING)
|
|
{
|
|
if (NtSuspendThread( handle, &dummy ) == STATUS_SUCCESS)
|
|
{
|
|
for (i = 0; i < 100; i++)
|
|
{
|
|
SERVER_START_REQ( get_thread_context )
|
|
{
|
|
req->handle = wine_server_obj_handle( handle );
|
|
req->flags = context->ContextFlags;
|
|
req->suspend = 0;
|
|
wine_server_set_reply( req, &ctx, sizeof(ctx) );
|
|
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;
|
|
}
|
|
if (ret) return ret;
|
|
copy_context( context, &ctx, context->ContextFlags & ctx.ContextFlags );
|
|
needed_flags &= ~ctx.ContextFlags;
|
|
}
|
|
|
|
if (self)
|
|
{
|
|
if (needed_flags)
|
|
{
|
|
get_cpu_context( &ctx );
|
|
copy_context( context, &ctx, ctx.ContextFlags & needed_flags );
|
|
}
|
|
#ifdef __i386__
|
|
/* update the cached version of the debug registers */
|
|
if (context->ContextFlags & (CONTEXT_DEBUG_REGISTERS & ~CONTEXT_i386))
|
|
{
|
|
struct ntdll_thread_regs * const regs = ntdll_get_thread_regs();
|
|
regs->dr0 = context->Dr0;
|
|
regs->dr1 = context->Dr1;
|
|
regs->dr2 = context->Dr2;
|
|
regs->dr3 = context->Dr3;
|
|
regs->dr6 = context->Dr6;
|
|
regs->dr7 = context->Dr7;
|
|
}
|
|
#endif
|
|
}
|
|
return STATUS_SUCCESS;
|
|
}
|
|
|
|
|
|
/******************************************************************************
|
|
* 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 unsigned int affinity_mask = (1 << NtCurrentTeb()->Peb->NumberOfProcessors) - 1;
|
|
|
|
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 = 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 ThreadTimes:
|
|
{
|
|
KERNEL_USER_TIMES kusrt;
|
|
/* We need to do a server call to get the creation time or exit time */
|
|
/* This works on any thread */
|
|
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)
|
|
{
|
|
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 = 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;
|
|
/* 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 status = STATUS_ACCESS_DENIED;
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
SERVER_START_REQ( get_selector_entry )
|
|
{
|
|
req->handle = wine_server_obj_handle( handle );
|
|
req->entry = 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 ThreadPriority:
|
|
case ThreadBasePriority:
|
|
case ThreadAffinityMask:
|
|
case ThreadImpersonationToken:
|
|
case ThreadEnableAlignmentFaultFixup:
|
|
case ThreadEventPair_Reusable:
|
|
case ThreadQuerySetWin32StartAddress:
|
|
case ThreadZeroTlsCell:
|
|
case ThreadPerformanceCount:
|
|
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 = 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 DWORD affinity_mask = (1 << NtCurrentTeb()->Peb->NumberOfProcessors) - 1;
|
|
const DWORD *paff = data;
|
|
if (length != sizeof(DWORD)) return STATUS_INVALID_PARAMETER;
|
|
if (*paff & ~affinity_mask) return STATUS_INVALID_PARAMETER;
|
|
SERVER_START_REQ( set_thread_info )
|
|
{
|
|
req->handle = wine_server_obj_handle( handle );
|
|
req->affinity = *paff;
|
|
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 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 pthread_functions.get_current_teb();
|
|
}
|
|
|
|
#endif /* __i386__ */
|