157 lines
7.3 KiB
C
157 lines
7.3 KiB
C
/*
|
|
* Thread definitions
|
|
*
|
|
* Copyright 1996 Alexandre Julliard
|
|
*
|
|
* This library is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU Lesser General Public
|
|
* License as published by the Free Software Foundation; either
|
|
* version 2.1 of the License, or (at your option) any later version.
|
|
*
|
|
* This library is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
* Lesser General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Lesser General Public
|
|
* License along with this library; if not, write to the Free Software
|
|
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
|
*/
|
|
|
|
#ifndef __WINE_THREAD_H
|
|
#define __WINE_THREAD_H
|
|
|
|
#include "winternl.h"
|
|
#include "wine/windef16.h"
|
|
|
|
struct _PDB;
|
|
struct __EXCEPTION_FRAME;
|
|
struct _SECURITY_ATTRIBUTES;
|
|
struct tagSYSLEVEL;
|
|
struct server_buffer_info;
|
|
|
|
/* Thread exception block
|
|
|
|
flags in the comment:
|
|
1-- win95 field
|
|
d-- win95 debug version
|
|
-2- nt field
|
|
--3 wine special
|
|
--n wine unused
|
|
!-- or -!- likely or observed collision
|
|
more problems (collected from mailing list):
|
|
psapi.dll 0x10/0x30 (expects nt fields)
|
|
ie4 0x40
|
|
PESHiELD 0x23/0x30 (win95)
|
|
*/
|
|
typedef struct _TEB
|
|
{
|
|
/* start of NT_TIB */
|
|
struct __EXCEPTION_FRAME *except; /* 12- 00 Head of exception handling chain */
|
|
void *stack_top; /* 12- 04 Top of thread stack */
|
|
void *stack_low; /* 12- 08 Stack low-water mark */
|
|
HTASK16 htask16; /* 1-- 0c Win16 task handle */
|
|
WORD stack_sel; /* 1-- 0e 16-bit stack selector */
|
|
DWORD selman_list; /* 1-n 10 Selector manager list */
|
|
DWORD user_ptr; /* 12n 14 User pointer */
|
|
/* end of NT_TIB */
|
|
struct _TEB *self; /* 12- 18 Pointer to this structure */
|
|
WORD tibflags; /* 1!n 1c Flags (NT: EnvironmentPointer) */
|
|
WORD mutex_count; /* 1-n 1e Win16 mutex count */
|
|
DWORD pid; /* !2- 20 Process id (win95: debug context) */
|
|
DWORD tid; /* -2- 24 Thread id */
|
|
HQUEUE16 queue; /* 1!- 28 Message queue (NT: DWORD ActiveRpcHandle)*/
|
|
WORD pad1; /* --n 2a */
|
|
LPVOID *tls_ptr; /* 1-- 2c Pointer to TLS array */
|
|
struct _PDB *process; /* 12- 30 owning process (win95: PDB; nt: NTPEB !!) */
|
|
DWORD flags; /* 1-n 34 */
|
|
DWORD exit_code; /* 1-- 38 Termination status */
|
|
WORD teb_sel; /* 1-- 3c Selector to TEB */
|
|
WORD emu_sel; /* 1-n 3e 80387 emulator selector */
|
|
DWORD unknown1; /* --n 40 */
|
|
DWORD unknown2; /* --n 44 */
|
|
void (*startup)(void); /* --3 48 Thread startup routine */
|
|
int thread_errno; /* --3 4c Per-thread errno (was: ring0_thread) */
|
|
int thread_h_errno; /* --3 50 Per-thread h_errno (was: ptr to tdbx structure) */
|
|
void *stack_base; /* 1-- 54 Base of the stack */
|
|
void *signal_stack; /* --3 58 Signal stack (was: exit_stack) */
|
|
void *emu_data; /* --n 5c Related to 80387 emulation */
|
|
DWORD last_error; /* 1-- 60 Last error code */
|
|
HANDLE debug_cb; /* 1-n 64 Debugger context block */
|
|
DWORD debug_thread; /* 1-n 68 Thread debugging this one (?) */
|
|
void *pcontext; /* 1-n 6c Thread register context */
|
|
DWORD cur_stack; /* --3 70 Current stack (was: unknown) */
|
|
DWORD ThunkConnect; /* 1-n 74 */
|
|
DWORD NegStackBase; /* 1-n 78 */
|
|
WORD current_ss; /* 1-n 7c Another 16-bit stack selector */
|
|
WORD pad2; /* --n 7e */
|
|
void *ss_table; /* --n 80 Pointer to info about 16-bit stack */
|
|
WORD thunk_ss; /* --n 84 Yet another 16-bit stack selector */
|
|
WORD pad3; /* --n 86 */
|
|
DWORD pad4[15]; /* --n 88 */
|
|
ULONG CurrentLocale; /* -2- C4 */
|
|
DWORD pad5[48]; /* --n C8 */
|
|
DWORD delta_priority; /* 1-n 188 Priority delta */
|
|
DWORD unknown4[7]; /* d-n 18c Unknown */
|
|
void *create_data; /* d-n 1a8 Pointer to creation structure */
|
|
DWORD suspend_count; /* d-n 1ac SuspendThread() counter */
|
|
void *entry_point; /* --3 1b0 Thread entry point (was: unknown) */
|
|
void *entry_arg; /* --3 1b4 Entry point arg (was: unknown) */
|
|
DWORD unknown5[4]; /* --n 1b8 Unknown */
|
|
DWORD sys_count[4]; /* --3 1c8 Syslevel mutex entry counters */
|
|
struct tagSYSLEVEL *sys_mutex[4]; /* --3 1d8 Syslevel mutex pointers */
|
|
DWORD unknown6[5]; /* --n 1e8 Unknown */
|
|
|
|
/* The following are Wine-specific fields (NT: GDI stuff) */
|
|
UINT code_page; /* --3 1fc Thread code page */
|
|
DWORD unused[3]; /* --3 200 Was server buffer */
|
|
int request_fd; /* --3 20c fd for sending server requests */
|
|
int reply_fd; /* --3 210 fd for receiving server replies */
|
|
int wait_fd[2]; /* --3 214 fd for sleeping server requests */
|
|
void *debug_info; /* --3 21c Info for debugstr functions */
|
|
void *pthread_data; /* --3 220 Data for pthread emulation */
|
|
struct async_private *pending_list; /* --3 224 list of pending async operations */
|
|
void *driver_data; /* --3 228 Graphics driver private data */
|
|
DWORD alarms; /* --3 22c Data for vm86 mode */
|
|
DWORD vm86_pending; /* --3 230 Data for vm86 mode */
|
|
void *vm86_ptr; /* --3 234 Data for vm86 mode */
|
|
/* here is plenty space for wine specific fields (don't forget to change pad6!!) */
|
|
|
|
/* the following are nt specific fields */
|
|
DWORD pad6[624]; /* --n 238 */
|
|
UNICODE_STRING StaticUnicodeString; /* -2- bf8 used by advapi32 */
|
|
USHORT StaticUnicodeBuffer[261]; /* -2- c00 used by advapi32 */
|
|
DWORD pad7; /* --n e0c */
|
|
LPVOID tls_array[64]; /* -2- e10 Thread local storage */
|
|
DWORD pad8[3]; /* --n f10 */
|
|
PVOID ReservedForNtRpc; /* -2- f1c used by rpcrt4 */
|
|
DWORD pad9[24]; /* --n f20 */
|
|
PVOID ErrorInfo; /* -2- f80 used by ole32 (IErrorInfo*) */
|
|
} TEB;
|
|
|
|
/* Thread exception flags */
|
|
#define TEBF_WIN32 0x0001
|
|
#define TEBF_TRAP 0x0002
|
|
|
|
/* The per-thread signal stack size */
|
|
#define SIGNAL_STACK_SIZE 0x100000 /* 1Mb FIXME: should be much smaller than that */
|
|
|
|
|
|
/* scheduler/thread.c */
|
|
extern void THREAD_Init(void);
|
|
extern TEB *THREAD_InitStack( TEB *teb, DWORD stack_size );
|
|
extern TEB *THREAD_IdToTEB( DWORD id );
|
|
|
|
/* scheduler/sysdeps.c */
|
|
extern int SYSDEPS_SpawnThread( TEB *teb );
|
|
extern void SYSDEPS_SetCurThread( TEB *teb );
|
|
extern void DECLSPEC_NORETURN SYSDEPS_ExitThread( int status );
|
|
extern void DECLSPEC_NORETURN SYSDEPS_AbortThread( int status );
|
|
extern void DECLSPEC_NORETURN SYSDEPS_SwitchToThreadStack( void (*func)(void) );
|
|
|
|
/* signal handling */
|
|
extern BOOL SIGNAL_Init(void);
|
|
extern void SIGNAL_Reset(void);
|
|
|
|
#endif /* __WINE_THREAD_H */
|