| /* |
| * Thread definitions |
| * |
| * Copyright 1996 Alexandre Julliard |
| */ |
| |
| #ifndef __WINE_THREAD_H |
| #define __WINE_THREAD_H |
| |
| #include "config.h" |
| |
| #include "ntdef.h" /* UNICODE_STRING */ |
| #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 */ |
| void *pid; /* !2- 20 Process id (win95: debug context) */ |
| void *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) */ |
| DWORD cleanup; /* --3 1fc Cleanup service handle */ |
| void *buffer; /* --3 200 Buffer shared with server */ |
| unsigned int buffer_pos; /* --3 204 Buffer current position */ |
| unsigned int buffer_size; /* --3 208 Buffer size */ |
| 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 */ |
| /* here is plenty space for wine specific fields (don't forget to change pad6!!) */ |
| |
| /* the following are nt specific fields */ |
| DWORD pad6[629]; /* --n 224 */ |
| 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 16384 |
| |
| |
| /* scheduler/thread.c */ |
| extern void THREAD_Init(void); |
| extern TEB *THREAD_InitStack( TEB *teb, DWORD stack_size ); |
| 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( int status ) WINE_NORETURN; |
| |
| #endif /* __WINE_THREAD_H */ |
