source: trunk/src/kernel32/thread.cpp@ 6725

Last change on this file since 6725 was 6133, checked in by sandervl, 24 years ago

stack alignment change
File size: 4.9 KB
Line 
1/* $Id: thread.cpp,v 1.31 2001-06-27 19:09:35 sandervl Exp $ */
2
3/*
4 * Win32 Thread API functions
5 *
6 * TODO: Initialize threadInfo structure during thread creation
7 *
8 * Copyright 1998 Sander van Leeuwen (sandervl@xs4all.nl)
9 *
10 * Project Odin Software License can be found in LICENSE.TXT
11 *
12 */
13
14/*****************************************************************************
15 * Includes *
16 *****************************************************************************/
17
18#include <odin.h>
19#include <odinwrap.h>
20#include <os2sel.h>
21
22#include <os2win.h>
23#include <stdarg.h>
24#include <string.h>
25#include "thread.h"
26#include <misc.h>
27#include <cpuhlp.h>
28#include <wprocess.h>
29#include <windllbase.h>
30#include <winexebase.h>
31#include "exceptutil.h"
32#include "oslibmisc.h"
33#include <handlemanager.h>
34
35#define DBG_LOCALLOG DBG_thread
36#include "dbglocal.h"
37
38ODINDEBUGCHANNEL(KERNEL32-THREAD)
39
40//******************************************************************************
41//******************************************************************************
42DWORD WIN32API GetCurrentThreadId()
43{
44//// dprintf(("GetCurrentThreadId\n"));
45 return(O32_GetCurrentThreadId());
46}
47//******************************************************************************
48//******************************************************************************
49HANDLE WIN32API GetCurrentThread()
50{
51 TEB *teb;
52
53 teb = GetThreadTEB();
54 if(teb == 0) {
55 SetLastError(ERROR_INVALID_HANDLE); //todo
56 return 0;
57 }
58 return teb->o.odin.hThread;
59}
60//******************************************************************************
61//******************************************************************************
62VOID WIN32API ExitThread(DWORD exitcode)
63{
64 EXCEPTION_FRAME *exceptFrame;
65 TEB *teb;
66
67 dprintf(("ExitThread %x (%x)", GetCurrentThread(), exitcode));
68
69 teb = GetThreadTEB();
70 if(teb != 0) {
71 exceptFrame = (EXCEPTION_FRAME *)teb->o.odin.exceptFrame;
72 }
73 else DebugInt3();
74
75 HMSetThreadTerminated(GetCurrentThread());
76 Win32DllBase::detachThreadFromAllDlls(); //send DLL_THREAD_DETACH message to all dlls
77 Win32DllBase::tlsDetachThreadFromAllDlls(); //destroy TLS structures of all dlls
78 WinExe->tlsDetachThread(); //destroy TLS structure of main exe
79 DestroyTIB();
80
81 if(exceptFrame) OS2UnsetExceptionHandler((void *)exceptFrame);
82
83 O32_ExitThread(exitcode);
84}
85//******************************************************************************
86//******************************************************************************
87Win32Thread::Win32Thread(LPTHREAD_START_ROUTINE pUserCallback, LPVOID lpData, DWORD dwFlags, HANDLE hThread)
88{
89 lpUserData = lpData;
90 pCallback = pUserCallback;
91 this->dwFlags = dwFlags;
92 this->hThread = hThread;
93}
94//******************************************************************************
95//******************************************************************************
96DWORD OPEN32API Win32ThreadProc(LPVOID lpData)
97{
98 EXCEPTION_FRAME exceptFrame;
99 Win32Thread *me = (Win32Thread *)lpData;
100 ULONG winthread = (ULONG)me->pCallback;
101 LPVOID userdata = me->lpUserData;
102 HANDLE hThread = me->hThread;
103 DWORD rc;
104
105 delete(me); //only called once
106 dprintf(("Win32ThreadProc %d\n", GetCurrentThreadId()));
107
108 TEB *winteb = (TEB *)InitializeTIB();
109 if(winteb == NULL) {
110 dprintf(("Win32ThreadProc: InitializeTIB failed!!"));
111 DebugInt3();
112 return 0;
113 }
114 winteb->flags = me->dwFlags;
115
116 winteb->entry_point = (void *)winthread;
117 winteb->entry_arg = (void *)userdata;
118 winteb->o.odin.hThread = hThread;
119
120 winteb->o.odin.hab = OSLibWinInitialize();
121 winteb->o.odin.hmq = OSLibWinQueryMsgQueue(winteb->o.odin.hab);
122 dprintf(("Win32ThreadProc: hab %x hmq %x", winteb->o.odin.hab, winteb->o.odin.hmq));
123
124 //Note: The Win32 exception structure referenced by FS:[0] is the same
125 // in OS/2
126 OS2SetExceptionHandler((void *)&exceptFrame);
127 winteb->o.odin.exceptFrame = (ULONG)&exceptFrame;
128
129 SetWin32TIB();
130 WinExe->tlsAttachThread(); //setup TLS structure of main exe
131 Win32DllBase::tlsAttachThreadToAllDlls(); //setup TLS structures of all dlls
132 Win32DllBase::attachThreadToAllDlls(); //send DLL_THREAD_ATTACH message to all dlls
133
134 //Set FPU control word to 0x27F (same as in NT)
135 CONTROL87(0x27F, 0xFFF);
136 rc = AsmCallThreadHandler(winthread, userdata);
137
138 HMSetThreadTerminated(GetCurrentThread());
139 winteb->o.odin.exceptFrame = 0;
140 Win32DllBase::detachThreadFromAllDlls(); //send DLL_THREAD_DETACH message to all dlls
141 Win32DllBase::tlsDetachThreadFromAllDlls(); //destroy TLS structures of all dlls
142 WinExe->tlsDetachThread(); //destroy TLS structure of main exe
143 DestroyTIB();
144 OS2UnsetExceptionHandler((void *)&exceptFrame);
145
146 return rc;
147}
148//******************************************************************************
149//******************************************************************************
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