120 lines
5.3 KiB
C
120 lines
5.3 KiB
C
/*
|
|
* Thread definitions
|
|
*
|
|
* Copyright 1996 Alexandre Julliard
|
|
*/
|
|
|
|
#ifndef __WINE_THREAD_H
|
|
#define __WINE_THREAD_H
|
|
|
|
#include "config.h"
|
|
#include "winbase.h"
|
|
#include "syslevel.h"
|
|
#include "selectors.h" /* for SET_FS */
|
|
|
|
struct _PDB;
|
|
struct __EXCEPTION_FRAME;
|
|
|
|
/* Thread exception block */
|
|
typedef struct _TEB
|
|
{
|
|
struct __EXCEPTION_FRAME *except; /* 00 Head of exception handling chain */
|
|
void *stack_top; /* 04 Top of thread stack */
|
|
void *stack_low; /* 08 Stack low-water mark */
|
|
HTASK16 htask16; /* 0c Win16 task handle */
|
|
WORD stack_sel; /* 0e 16-bit stack selector */
|
|
DWORD selman_list; /* 10 Selector manager list */
|
|
DWORD user_ptr; /* 14 User pointer */
|
|
struct _TEB *self; /* 18 Pointer to this structure */
|
|
WORD flags; /* 1c Flags */
|
|
WORD mutex_count; /* 1e Win16 mutex count */
|
|
DWORD debug_context; /* 20 Debug context */
|
|
DWORD *ppriority; /* 24 Pointer to current priority */
|
|
HQUEUE16 queue; /* 28 Message queue */
|
|
WORD pad1; /* 2a */
|
|
LPVOID *tls_ptr; /* 2c Pointer to TLS array */
|
|
struct _PDB *process; /* 30 owning process (used by NT3.51 applets)*/
|
|
} TEB;
|
|
|
|
/* Thread exception flags */
|
|
#define TEBF_WIN32 0x0001
|
|
#define TEBF_TRAP 0x0002
|
|
|
|
/* Thread database */
|
|
typedef struct _THDB
|
|
{
|
|
LONG header[2]; /* 00 Kernel object header */
|
|
struct _PDB *process; /* 08 Process owning this thread */
|
|
HANDLE event; /* 0c Thread event */
|
|
TEB teb; /* 10 Thread exception block */
|
|
DWORD flags; /* 44 Flags */
|
|
DWORD exit_code; /* 48 Termination status */
|
|
WORD teb_sel; /* 4c Selector to TEB */
|
|
WORD emu_sel; /* 4e 80387 emulator selector */
|
|
int thread_errno; /* 50 Per-thread errno (was: unknown) */
|
|
void *wait_list; /* 54 Event waiting list */
|
|
int thread_h_errno; /* 50 Per-thread h_errno (was: unknown) */
|
|
void *ring0_thread; /* 5c Pointer to ring 0 thread */
|
|
void *ptdbx; /* 60 Pointer to TDBX structure */
|
|
void *stack_base; /* 64 Base of the stack */
|
|
void *exit_stack; /* 68 Stack pointer on thread exit */
|
|
void *emu_data; /* 6c Related to 80387 emulation */
|
|
DWORD last_error; /* 70 Last error code */
|
|
void *debugger_CB; /* 74 Debugger context block */
|
|
DWORD debug_thread; /* 78 Thread debugging this one (?) */
|
|
void *pcontext; /* 7c Thread register context */
|
|
DWORD cur_stack; /* 80 Current stack (was: unknown) */
|
|
DWORD unknown3[2]; /* 84 Unknown */
|
|
WORD current_ss; /* 8c Another 16-bit stack selector */
|
|
WORD pad2; /* 8e */
|
|
void *ss_table; /* 90 Pointer to info about 16-bit stack */
|
|
WORD thunk_ss; /* 94 Yet another 16-bit stack selector */
|
|
WORD pad3; /* 96 */
|
|
LPVOID tls_array[64]; /* 98 Thread local storage */
|
|
DWORD delta_priority; /* 198 Priority delta */
|
|
DWORD unknown4[7]; /* 19c Unknown */
|
|
void *create_data; /* 1b8 Pointer to creation structure */
|
|
DWORD suspend_count; /* 1bc SuspendThread() counter */
|
|
void *entry_point; /* 1c0 Thread entry point (was: unknown) */
|
|
void *entry_arg; /* 1c4 Entry point arg (was: unknown) */
|
|
DWORD unknown5[4]; /* 1c8 Unknown */
|
|
DWORD sys_count[4]; /* 1d8 Syslevel mutex entry counters */
|
|
SYSLEVEL *sys_mutex[4]; /* 1e8 Syslevel mutex pointers */
|
|
DWORD unknown6[2]; /* 1f8 Unknown */
|
|
/* The following are Wine-specific fields */
|
|
int socket; /* Socket for server communication */
|
|
unsigned int seq; /* Server sequence number */
|
|
void *server_tid; /* Server id for this thread */
|
|
void (*startup)(void); /* Thread startup routine */
|
|
struct _THDB *next; /* Global thread list */
|
|
DWORD cleanup; /* Cleanup service handle */
|
|
} THDB;
|
|
|
|
/* The pseudo handle value returned by GetCurrentThread */
|
|
#define CURRENT_THREAD_PSEUDOHANDLE 0xfffffffe
|
|
|
|
#ifdef __i386__
|
|
/* On the i386, the current thread is in the %fs register */
|
|
# define SET_CUR_THREAD(thdb) SET_FS((thdb)->teb_sel)
|
|
#else
|
|
extern THDB *pCurrentThread;
|
|
# define SET_CUR_THREAD(thdb) (pCurrentThread = (thdb))
|
|
#endif /* __i386__ */
|
|
|
|
|
|
/* scheduler/thread.c */
|
|
extern THDB *THREAD_CreateInitialThread( struct _PDB *pdb, int server_fd );
|
|
extern THDB *THREAD_Create( struct _PDB *pdb, DWORD flags,
|
|
DWORD stack_size, BOOL alloc_stack16,
|
|
LPSECURITY_ATTRIBUTES sa, int *server_handle );
|
|
extern THDB *THREAD_Current(void);
|
|
extern BOOL THREAD_IsWin16( THDB *thdb );
|
|
extern THDB *THREAD_IdToTHDB( DWORD id );
|
|
|
|
/* scheduler/sysdeps.c */
|
|
extern int SYSDEPS_SpawnThread( THDB *thread );
|
|
extern void SYSDEPS_ExitThread(void);
|
|
extern TEB * WINAPI NtCurrentTeb(void);
|
|
|
|
#endif /* __WINE_THREAD_H */
|