| /* |
| * 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 */ |
| void *tid; /* 24 Thread id */ |
| 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)*/ |
| int socket; /* 34 Socket for server communication */ |
| DWORD exit_code; /* 38 Termination status */ |
| WORD teb_sel; /* 3c Selector to TEB */ |
| WORD emu_sel; /* 3e 80387 emulator selector */ |
| DWORD unknown1; /* 40 seems to be used by IE */ |
| DWORD unknown2; /* 44 */ |
| void (*startup)(void); /* 48 Thread startup routine */ |
| int thread_errno; /* 4c Per-thread errno (was: ring0_thread) */ |
| int thread_h_errno; /* 50 Per-thread h_errno (was: ptr to tdbx structure) */ |
| void *stack_base; /* 54 Base of the stack */ |
| void *signal_stack; /* 58 Signal stack (was: exit_stack) */ |
| void *emu_data; /* 5c Related to 80387 emulation */ |
| DWORD last_error; /* 60 Last error code */ |
| HANDLE event; /* 64 Thread event (was: debugger context block) */ |
| DWORD debug_thread; /* 68 Thread debugging this one (?) */ |
| void *pcontext; /* 6c Thread register context */ |
| DWORD cur_stack; /* 70 Current stack (was: unknown) */ |
| DWORD unknown3[2]; /* 74 Unknown */ |
| WORD current_ss; /* 7c Another 16-bit stack selector */ |
| WORD pad2; /* 7e */ |
| void *ss_table; /* 80 Pointer to info about 16-bit stack */ |
| WORD thunk_ss; /* 84 Yet another 16-bit stack selector */ |
| WORD pad3; /* 86 */ |
| LPVOID tls_array[64]; /* 88 Thread local storage */ |
| DWORD delta_priority; /* 188 Priority delta */ |
| DWORD unknown4[7]; /* 18c Unknown */ |
| void *create_data; /* 1a8 Pointer to creation structure */ |
| DWORD suspend_count; /* 1ac SuspendThread() counter */ |
| void *entry_point; /* 1b0 Thread entry point (was: unknown) */ |
| void *entry_arg; /* 1b4 Entry point arg (was: unknown) */ |
| DWORD unknown5[4]; /* 1b8 Unknown */ |
| DWORD sys_count[4]; /* 1c8 Syslevel mutex entry counters */ |
| SYSLEVEL *sys_mutex[4]; /* 1d8 Syslevel mutex pointers */ |
| DWORD unknown6[2]; /* 1e8 Unknown */ |
| /* The following are Wine-specific fields */ |
| struct _TEB *next; /* Global thread list */ |
| DWORD cleanup; /* Cleanup service handle */ |
| void *buffer; /* Buffer shared with server */ |
| int buffer_size; /* Size of server buffer */ |
| } TEB; |
| |
| /* Thread exception flags */ |
| #define TEBF_WIN32 0x0001 |
| #define TEBF_TRAP 0x0002 |
| |
| /* The pseudo handle value returned by GetCurrentThread */ |
| #define CURRENT_THREAD_PSEUDOHANDLE 0xfffffffe |
| |
| /* The per-thread signal stack size */ |
| #define SIGNAL_STACK_SIZE 16384 |
| |
| |
| /* scheduler/thread.c */ |
| extern TEB *THREAD_CreateInitialThread( struct _PDB *pdb, int server_fd ); |
| extern TEB *THREAD_Create( struct _PDB *pdb, DWORD flags, |
| DWORD stack_size, BOOL alloc_stack16, |
| LPSECURITY_ATTRIBUTES sa, int *server_handle ); |
| extern BOOL THREAD_IsWin16( TEB *thdb ); |
| extern TEB *THREAD_IdToTEB( DWORD id ); |
| |
| /* scheduler/sysdeps.c */ |
| extern int SYSDEPS_SpawnThread( TEB *teb ); |
| extern void SYSDEPS_SetCurThread( TEB *teb ); |
| extern void SYSDEPS_ExitThread(void); |
| |
| #define SetLastError(err) ((void)(NtCurrentTeb()->last_error = (err))) |
| #define GetCurrentThreadId() ((DWORD)NtCurrentTeb()->tid) |
| |
| #endif /* __WINE_THREAD_H */ |