106 lines
4.7 KiB
C
106 lines
4.7 KiB
C
/*
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* Thread definitions
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*
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* Copyright 1996 Alexandre Julliard
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*/
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#ifndef __WINE_THREAD_H
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#define __WINE_THREAD_H
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#include "config.h"
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#include "winbase.h"
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#include "syslevel.h"
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#include "selectors.h" /* for SET_FS */
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struct _PDB;
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struct __EXCEPTION_FRAME;
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/* Thread exception block */
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typedef struct _TEB
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{
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struct __EXCEPTION_FRAME *except; /* 00 Head of exception handling chain */
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void *stack_top; /* 04 Top of thread stack */
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void *stack_low; /* 08 Stack low-water mark */
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HTASK16 htask16; /* 0c Win16 task handle */
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WORD stack_sel; /* 0e 16-bit stack selector */
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DWORD selman_list; /* 10 Selector manager list */
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DWORD user_ptr; /* 14 User pointer */
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struct _TEB *self; /* 18 Pointer to this structure */
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WORD flags; /* 1c Flags */
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WORD mutex_count; /* 1e Win16 mutex count */
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DWORD debug_context; /* 20 Debug context */
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void *tid; /* 24 Thread id */
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HQUEUE16 queue; /* 28 Message queue */
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WORD pad1; /* 2a */
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LPVOID *tls_ptr; /* 2c Pointer to TLS array */
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struct _PDB *process; /* 30 owning process (used by NT3.51 applets)*/
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int socket; /* 34 Socket for server communication */
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DWORD exit_code; /* 38 Termination status */
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WORD teb_sel; /* 3c Selector to TEB */
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WORD emu_sel; /* 3e 80387 emulator selector */
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void *buffer; /* 40 Buffer shared with server */
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void *buffer_args; /* 44 Current position of arguments in server buffer */
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int buffer_size; /* 48 Size of server buffer */
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int thread_errno; /* 4c Per-thread errno (was: ring0_thread) */
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int thread_h_errno; /* 50 Per-thread h_errno (was: ptr to tdbx structure) */
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void *stack_base; /* 54 Base of the stack */
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void *signal_stack; /* 58 Signal stack (was: exit_stack) */
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void *emu_data; /* 5c Related to 80387 emulation */
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DWORD last_error; /* 60 Last error code */
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HANDLE event; /* 64 Thread event (was: debugger context block) */
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DWORD debug_thread; /* 68 Thread debugging this one (?) */
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void *pcontext; /* 6c Thread register context */
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DWORD cur_stack; /* 70 Current stack (was: unknown) */
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DWORD unknown3[2]; /* 74 Unknown */
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WORD current_ss; /* 7c Another 16-bit stack selector */
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WORD pad2; /* 7e */
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void *ss_table; /* 80 Pointer to info about 16-bit stack */
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WORD thunk_ss; /* 84 Yet another 16-bit stack selector */
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WORD pad3; /* 86 */
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LPVOID tls_array[64]; /* 88 Thread local storage */
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DWORD delta_priority; /* 188 Priority delta */
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DWORD unknown4[7]; /* 18c Unknown */
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void *create_data; /* 1a8 Pointer to creation structure */
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DWORD suspend_count; /* 1ac SuspendThread() counter */
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void *entry_point; /* 1b0 Thread entry point (was: unknown) */
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void *entry_arg; /* 1b4 Entry point arg (was: unknown) */
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DWORD unknown5[4]; /* 1b8 Unknown */
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DWORD sys_count[4]; /* 1c8 Syslevel mutex entry counters */
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SYSLEVEL *sys_mutex[4]; /* 1d8 Syslevel mutex pointers */
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DWORD unknown6[2]; /* 1e8 Unknown */
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/* The following are Wine-specific fields */
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unsigned int seq; /* Server sequence number */
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void (*startup)(void); /* Thread startup routine */
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struct _TEB *next; /* Global thread list */
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DWORD cleanup; /* Cleanup service handle */
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} TEB;
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/* Thread exception flags */
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#define TEBF_WIN32 0x0001
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#define TEBF_TRAP 0x0002
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/* The pseudo handle value returned by GetCurrentThread */
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#define CURRENT_THREAD_PSEUDOHANDLE 0xfffffffe
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/* The per-thread signal stack size */
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#define SIGNAL_STACK_SIZE 16384
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/* scheduler/thread.c */
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extern TEB *THREAD_CreateInitialThread( struct _PDB *pdb, int server_fd );
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extern TEB *THREAD_Create( struct _PDB *pdb, DWORD flags,
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DWORD stack_size, BOOL alloc_stack16,
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LPSECURITY_ATTRIBUTES sa, int *server_handle );
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extern BOOL THREAD_IsWin16( TEB *thdb );
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extern TEB *THREAD_IdToTEB( DWORD id );
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/* scheduler/sysdeps.c */
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extern int SYSDEPS_SpawnThread( TEB *teb );
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extern void SYSDEPS_SetCurThread( TEB *teb );
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extern void SYSDEPS_ExitThread(void);
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#define SetLastError(err) ((void)(NtCurrentTeb()->last_error = (err)))
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#define GetCurrentThreadId() ((DWORD)NtCurrentTeb()->tid)
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#endif /* __WINE_THREAD_H */
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