| 1 | /*
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| 2 | * Thread definitions
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| 3 | *
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| 4 | * Copyright 1996 Alexandre Julliard
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| 5 | */
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| 6 |
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| 7 | #ifndef __WINE_THREAD_H
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| 8 | #define __WINE_THREAD_H
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| 9 |
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| 10 | #ifdef __WIN32OS2__
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| 11 | #define TLS_MINIMUM_AVAILABLE 64
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| 12 | #ifndef __OS2_H__
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| 13 | #include "config.h"
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| 14 | #include "winbase.h"
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| 15 | #include "winuser.h"
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| 16 | #include <ntdef.h>
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| 17 | #endif
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| 18 | #include <ntdllsec.h> //PROCESSTHREAD_SECURITYINFO struct
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| 19 | #else
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| 20 | #include "config.h"
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| 21 | #include "winbase.h"
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| 22 | #include "selectors.h" /* for SET_FS */
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| 23 | #endif
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| 24 |
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| 25 | struct _PDB;
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| 26 |
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| 27 | #ifndef OS2DEF_INCLUDED
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| 28 | /* QMSG structure */
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| 29 | typedef struct _QMSG /* qmsg */
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| 30 | {
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| 31 | HWND hwnd;
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| 32 | ULONG msg;
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| 33 | ULONG mp1;
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| 34 | ULONG mp2;
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| 35 | ULONG time;
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| 36 | POINTL ptl;
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| 37 | ULONG reserved;
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| 38 | } QMSG;
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| 39 | #endif
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| 40 |
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| 41 | /* Thread exception block
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| 42 |
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| 43 | flags in the comment:
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| 44 | 1-- win95 field
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| 45 | d-- win95 debug version
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| 46 | -2- nt field
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| 47 | --3 wine special
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| 48 | --n wine unused
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| 49 | !-- or -!- likely or observed collision
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| 50 | more problems (collected from mailing list):
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| 51 | psapi.dll 0x10/0x30 (expects nt fields)
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| 52 | ie4 0x40
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| 53 | PESHiELD 0x23/0x30 (win95)
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| 54 | */
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| 55 |
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| 56 | #pragma pack(4)
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| 57 | /* Thread exception block */
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| 58 | typedef struct _TEB
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| 59 | {
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| 60 | /* start of NT_TIB */
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| 61 | void *except; /* 12- 00 Head of exception handling chain */
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| 62 | void *stack_top; /* 12- 04 Top of thread stack */
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| 63 | void *stack_low; /* 12- 08 Stack low-water mark */
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| 64 | HTASK16 htask16; /* 1-- 0c Win16 task handle */
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| 65 | WORD stack_sel; /* 1-- 0e 16-bit stack selector */
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| 66 | DWORD selman_list; /* 1-n 10 Selector manager list */
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| 67 | DWORD user_ptr; /* 12n 14 User pointer */
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| 68 | /* end of NT_TIB */
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| 69 | struct _TEB *self; /* 12- 18 Pointer to this structure */
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| 70 | WORD tibflags; /* 1!n 1c Flags (NT: EnvironmentPointer) */
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| 71 | WORD mutex_count; /* 1-n 1e Win16 mutex count */
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| 72 | void *pid; /* !2- 20 Process id (win95: debug context) */
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| 73 | void *tid; /* -2- 24 Thread id */
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| 74 | HQUEUE16 queue; /* 1!- 28 Message queue (NT: DWORD ActiveRpcHandle)*/
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| 75 | WORD pad1; /* --n 2a */
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| 76 | LPVOID *tls_ptr; /* 2c Pointer to TLS array */
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| 77 | struct _PDB *process; /* 12- 30 owning process (win95: PDB; nt: NTPEB !!) */
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| 78 | DWORD flags; /* 1-n 34 */
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| 79 | DWORD exit_code; /* 1-- 38 Termination status */
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| 80 | WORD teb_sel; /* 1-- 3c Selector to TEB */
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| 81 | WORD emu_sel; /* 1-n 3e 80387 emulator selector */
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| 82 | DWORD unknown1; /* --n 40 */
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| 83 | DWORD unknown2; /* --n 44 */
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| 84 | void (*startup)(void); /* --3 48 Thread startup routine */
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| 85 | int thread_errno; /* --3 4c Per-thread errno (was: ring0_thread) */
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| 86 | int thread_h_errno; /* --3 50 Per-thread h_errno (was: ptr to tdbx structure) */
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| 87 | void *stack_base; /* 1-- 54 Base of the stack */
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| 88 | void *signal_stack; /* --3 58 Signal stack (was: exit_stack) */
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| 89 | void *emu_data; /* --n 5c Related to 80387 emulation */
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| 90 | DWORD last_error; /* 1-- 60 Last error code */
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| 91 | HANDLE debug_cb; /* 1-n 64 Debugger context block */
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| 92 | DWORD debug_thread; /* 1-n 68 Thread debugging this one (?) */
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| 93 | void *pcontext; /* 1-n 6c Thread register context */
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| 94 | DWORD cur_stack; /* --3 70 Current stack (was: unknown) */
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| 95 | DWORD ThunkConnect; /* 1-n 74 */
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| 96 | DWORD NegStackBase; /* 1-n 78 */
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| 97 | WORD current_ss; /* 1-n 7c Another 16-bit stack selector */
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| 98 | WORD pad2; /* --n 7e */
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| 99 | void *ss_table; /* --n 80 Pointer to info about 16-bit stack */
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| 100 | WORD thunk_ss; /* --n 84 Yet another 16-bit stack selector */
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| 101 | WORD pad3; /* --n 86 */
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| 102 | DWORD pad4[15]; /* --n 88 */
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| 103 | ULONG CurrentLocale; /* -2- C4 */
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| 104 | DWORD pad5[48]; /* --n C8 */
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| 105 | DWORD delta_priority; /* 1-n 188 Priority delta */
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| 106 | DWORD unknown4[7]; /* d-n 18c Unknown */
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| 107 | void *create_data; /* d-n 1a8 Pointer to creation structure */
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| 108 | DWORD suspend_count; /* d-n 1ac SuspendThread() counter */
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| 109 | void *entry_point; /* --3 1b0 Thread entry point (was: unknown) */
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| 110 | void *entry_arg; /* --3 1b4 Entry point arg (was: unknown) */
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| 111 | DWORD unknown5[4]; /* --n 1b8 Unknown */
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| 112 | DWORD sys_count[4]; /* --3 1c8 Syslevel mutex entry counters */
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| 113 | struct tagSYSLEVEL *sys_mutex[4]; /* --3 1d8 Syslevel mutex pointers */
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| 114 | DWORD unknown6[5]; /* --n 1e8 Unknown */
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| 115 |
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| 116 | union {
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| 117 | #ifdef __WIN32OS2__
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| 118 | struct {
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| 119 | struct _TEB *next;
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| 120 | DWORD OrgTIBSel; // Original OS/2 TIB selector (always the same, but let's not assume too much for future compatibility)
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| 121 | ULONG hmq; // Thread message queue
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| 122 | HANDLE hPostMsgEvent; // Event semaphore to signal message post to MsgWaitForMultipleObjects
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| 123 | DWORD dwWakeMask; // Set by MsgWaitForMultipleObjects
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| 124 | ULONG hab; // Thread Anchor block
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| 125 | ULONG hooks[WH_NB_HOOKS]; //list of hooks for this thread queue
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| 126 | ULONG threadId; // Thread ID
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| 127 | ULONG hThread; // thread handle
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| 128 | ULONG dwSuspend; // suspend count (Suspend/ResumeThread)
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| 129 | ULONG exceptFrame; // address of os/2 exception handler frame
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| 130 | ULONG newWindow; // Pointer to window object of window that was just created
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| 131 | void* pWsockData; // Winsock data pointer (NULL if unused)
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| 132 |
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| 133 | // used for PM-to-Win32 message translation
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| 134 | PVOID pMessageBuffer; // MessageBuffer object
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| 135 | // (here typeless due to include conflicts)
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| 136 | DWORD dwMsgExtraInfo; // MessageExtraInfo
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| 137 | WINDOWPOS wp; // Used by message translation for WM_WINDOWPOSCHANGED
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| 138 | ULONG nrOfMsgs; // Usually 1; some PM messages can generated more than 1 win32 msg
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| 139 | BOOL fTranslated; // WM_CHAR already translated or not
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| 140 | ULONG msgstate; // odd -> dispatchmessage called, even -> not called
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| 141 | QMSG os2msg; // original os2 msg (received with Get- or PeekMessage)
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| 142 | MSG winmsg; // temporary storage for translated os2 msg (used in DispatchMessage)
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| 143 | MSG msg; // Used by message translation to store translated PM message (sent to win32 window proc in pmwindow.cpp)
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| 144 | MSG msgWCHAR; // Used to store extra WM_CHAR message generated by TranslateMessage
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| 145 | BOOL fWM_SETFOCUS; // set during WM_SETFOCUS message processing
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| 146 | HWND hwndFocus; // set during WM_SETFOCUS message processing
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| 147 |
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| 148 | DWORD pidDebuggee; // process id of debuggee
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| 149 | DWORD logfile; // last FILE ptr used for logging (for exception handling in vfprintf)
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| 150 | PROCESSTHREAD_SECURITYINFO threadinfo; //used to store security info for thread tokens
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| 151 | DWORD lcid; // thread lcid
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| 152 | BOOL fIgnoreMsgs; // set to true if waiting in WaitForSingleObject
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| 153 |
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| 154 | #ifdef DEBUG
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| 155 | // used for call stack tracking
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| 156 | ULONG dbgCallDepth; // is de-/incremented by ODINWRAP macros
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| 157 | PVOID* arrstrCallStack; // keep track of thread's call stack
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| 158 | #endif
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| 159 | } odin;
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| 160 | #endif
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| 161 | /* the following are nt specific fields */
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| 162 | DWORD pad6[639]; /* --n 21c */
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| 163 | } o;
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| 164 | UNICODE_STRING StaticUnicodeString; /* -2- bf8 used by advapi32 */
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| 165 | USHORT StaticUnicodeBuffer[261]; /* -2- c00 used by advapi32 */
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| 166 | DWORD pad7; /* --n e0c */
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| 167 | #ifdef __WIN32OS2__
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| 168 | LPVOID tls_array[TLS_MINIMUM_AVAILABLE]; /* -2- e10 Thread local storage */
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| 169 | #else
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| 170 | LPVOID tls_array[64]; /* -2- e10 Thread local storage */
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| 171 | #endif
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| 172 | DWORD pad8[3]; /* --n f10 */
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| 173 | PVOID ReservedForNtRpc; /* -2- f1c used by rpcrt4 */
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| 174 | DWORD pad9[24]; /* --n f20 */
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| 175 | PVOID ErrorInfo; /* -2- f80 used by ole32 (IErrorInfo*) */
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| 176 | } TEB;
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| 177 | #pragma pack()
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| 178 |
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| 179 | /* Thread exception flags */
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| 180 | #define TEBF_WIN32 0x0001
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| 181 | #define TEBF_TRAP 0x0002
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| 182 |
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| 183 |
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| 184 | /* The pseudo handle value returned by GetCurrentThread */
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| 185 | #define CURRENT_THREAD_PSEUDOHANDLE 0xfffffffe
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| 186 |
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| 187 | #endif /* __WINE_THREAD_H */
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