source: trunk/src/kernel32/initkernel32.cpp@ 21308

Last change on this file since 21308 was 21308, checked in by ydario, 16 years ago

Minor updates, backout imm changes.
File size: 11.7 KB
Line 
1/* $Id: initkernel32.cpp,v 1.28 2004-05-24 08:56:06 sandervl Exp $
2 *
3 * KERNEL32 DLL entry point
4 *
5 * Copyright 1998 Sander van Leeuwen
6 * Copyright 1998 Peter Fitzsimmons
7 *
8 *
9 * Project Odin Software License can be found in LICENSE.TXT
10 *
11 */
12
13/*-------------------------------------------------------------*/
14/* INITERM.C -- Source for a custom dynamic link library */
15/* initialization and termination (_DLL_InitTerm) */
16/* function. */
17/* */
18/* When called to perform initialization, this sample function */
19/* gets storage for an array of integers, and initializes its */
20/* elements with random integers. At termination time, it */
21/* frees the array. Substitute your own special processing. */
22/*-------------------------------------------------------------*/
23
24
25/* Include files */
26#define INCL_DOSMODULEMGR
27#define INCL_DOSMISC
28#define INCL_DOSPROCESS
29#define INCL_DOSSEMAPHORES
30#include <os2wrap.h> //Odin32 OS/2 api wrappers
31#include <stdlib.h>
32#include <stdio.h>
33#include <string.h>
34#include <misc.h>
35#include <wprocess.h>
36#include "handlemanager.h"
37#include "profile.h"
38#include <options.h>
39#include "initterm.h"
40#include <win32type.h>
41#include <win32api.h>
42#include <odinlx.h>
43#include "oslibmisc.h"
44#include <heapshared.h>
45#include <heapcode.h>
46#include "mmap.h"
47#include "directory.h"
48#include "hmdevio.h"
49#include "hmcomm.h"
50#include <windllbase.h>
51#include "winexepe2lx.h"
52#include <exitlist.h>
53#include "oslibdos.h"
54#include "osliblvm.h"
55#include <cpuhlp.h>
56#include <Win32k.h>
57#include <initdll.h>
58#include <codepage.h>
59#include <process.h>
60#include <stats.h>
61#include <heapshared.h>
62#include <heapstring.h>
63#include <_ras.h>
64
65#define DBG_LOCALLOG DBG_initterm
66#include "dbglocal.h"
67
68PVOID SYSTEM _O32_GetEnvironmentStrings( VOID );
69
70extern "C" {
71 //Win32 resource table (produced by wrc)
72 extern DWORD kernel32_PEResTab;
73}
74
75extern PFN pfnImSetMsgQueueProperty;
76
77 ULONG flAllocMem = 0; /* flag to optimize DosAllocMem to use all the memory on SMP machines */
78 ULONG ulMaxAddr = 0x20000000; /* end of user address space. */
79 int loadNr = 0;
80 char kernel32Path[CCHMAXPATH] = "";
81static HMODULE dllHandle = 0;
82 BOOL fInit = FALSE;
83 BOOL fWin32k = FALSE;
84 HMODULE imHandle = 0;
85 char szModName[ 256 ] = "";
86
87/****************************************************************************/
88/* _DLL_InitTerm is the function that gets called by the operating system */
89/* loader when it loads and frees this DLL for each process that accesses */
90/* this DLL. However, it only gets called the first time the DLL is loaded */
91/* and the last time it is freed for a particular process. The system */
92/* linkage convention MUST be used because the operating system loader is */
93/* calling this function. */
94/****************************************************************************/
95ULONG APIENTRY inittermKernel32(ULONG hModule, ULONG ulFlag)
96{
97 size_t i;
98 APIRET rc;
99 ULONG ulSysinfo, version[2];
100
101 /*-------------------------------------------------------------------------*/
102 /* If ulFlag is zero then the DLL is being loaded so initialization should */
103 /* be performed. If ulFlag is 1 then the DLL is being freed so */
104 /* termination should be performed. */
105 /*-------------------------------------------------------------------------*/
106
107 if(fInit == TRUE && ulFlag == 0) {
108 return 1; //already initialized
109 }
110 fInit = TRUE;
111
112 switch (ulFlag)
113 {
114 case 0 :
115 {
116 // This always must be the first thing to do.
117 RasInitialize (hModule);
118#ifdef RAS
119 extern void rasInitVirtual (void);
120 rasInitVirtual ();
121#endif
122
123 ParseLogStatusKERNEL32();
124
125 /*
126 * Init the win32k library.
127 * We will also need to tell win32k where the Odin32 environment is
128 * located. Currently that is within Open32. I'm quite sure that it's
129 * not relocated during run, so we're pretty well off.
130 */
131 //Note: we do NOT want to use any win32k services with custom builds
132 if (fCustomBuild == FALSE && !libWin32kInit())
133 {
134 rc = libWin32kSetEnvironment((PSZ)_O32_GetEnvironmentStrings(), 0, 0);
135 if (rc)
136 {
137 dprintf(("KERNEL32: initterm: libWin32kSetEnvironment failed with rc=%d\n", rc));
138 }
139 else fWin32k = TRUE;
140 }
141 strcpy(kernel32Path, OSLibGetDllName(hModule));
142 char *endofpath = strrchr(kernel32Path, '\\');
143 *(endofpath+1) = 0;
144
145 CheckVersionFromHMOD(PE2LX_VERSION, hModule); /*PLF Wed 98-03-18 05:28:48*/
146
147 /* knut: check for high memory support */
148 rc = DosQuerySysInfo(QSV_VIRTUALADDRESSLIMIT, QSV_VIRTUALADDRESSLIMIT, &ulSysinfo, sizeof(ulSysinfo));
149 if (rc == 0 && ulSysinfo > 512) //VirtualAddresslimit is in MB
150 {
151 flAllocMem = PAG_ANY; // high memory support. Let's use it!
152 ulMaxAddr = ulSysinfo * (1024*1024);
153 }
154 else
155 flAllocMem = 0; // no high memory support
156
157 dprintf(("kernel32 init %s %s (%x) Win32k - %s", __DATE__, __TIME__, inittermKernel32,
158 libWin32kInstalled() ? "Installed" : "Not Installed"));
159
160 OpenPrivateLogFiles();
161
162 //SvL: Do it here instead of during the exe object creation
163 //(std handles can be used in win32 dll initialization routines
164 HMInitialize(); /* store standard handles within HandleManager */
165
166 // VP: Shared heap should be initialized before call to PROFILE_*
167 // because they use a critical section which in turn uses smalloc
168 // in debug build
169 if (InitializeSharedHeap() == FALSE)
170 return 0UL;
171
172 // VP: initialize profile internal data (critical section actually).
173 // This was done in PROFILE_LoadOdinIni but PROFILE_GetOdinIniInt
174 // is called earlier and this lead to a handle leak.
175 PROFILE_Initialize();
176
177 if(flAllocMem == PAG_ANY) {
178 OSLibInitWSeBFileIO();
179 if (PROFILE_GetOdinIniInt(ODINSYSTEM_SECTION, HIGHMEM_KEY, 1) == 0) {
180 dprintf(("WARNING: OS/2 kernel supports high memory, but support is DISABLED because of HIGHMEM odin.ini key"));
181 flAllocMem = 0;
182 }
183 }
184
185 if (InitializeCodeHeap() == FALSE)
186 return 0UL;
187
188 InitializeMemMaps();
189
190 PROFILE_LoadOdinIni();
191 dllHandle = RegisterLxDll(hModule, 0, (PVOID)&kernel32_PEResTab);
192 if (dllHandle == 0)
193 return 0UL;
194
195 //SvL: Kernel32 is a special case; pe.exe loads it, so increase
196 // the reference count here
197 Win32DllBase *module = Win32DllBase::findModule(dllHandle);
198 if (module)
199 {
200 module->AddRef();
201 module->DisableUnload();
202 }
203
204 OSLibDosSetInitialMaxFileHandles(ODIN_DEFAULT_MAX_FILEHANDLES);
205
206
207#ifdef DEBUG
208 {
209 LPSTR WIN32API GetEnvironmentStringsA();
210
211 char *tmpenvnew = GetEnvironmentStringsA();
212 dprintf(("Environment:"));
213 while(*tmpenvnew) {
214 dprintf(("%s", tmpenvnew));
215 tmpenvnew += strlen(tmpenvnew)+1;
216 }
217 }
218#endif
219
220 InitDirectories(); //Must be done before InitializeTIB (which loads NTDLL -> USER32)
221 InitializeMainThread(); //Must be done after HMInitialize!
222 RegisterDevices();
223 Win32DllBase::setDefaultRenaming();
224 rc = DosQuerySysInfo(QSV_NUMPROCESSORS, QSV_NUMPROCESSORS, &ulSysinfo, sizeof(ulSysinfo));
225 if (rc != 0)
226 ulSysinfo = 1;
227
228 /* Setup codepage info */
229 CODEPAGE_Init();
230
231 if( IsDBCSEnv() && DosLoadModule( szModName, sizeof( szModName ), "OS2IM.DLL", &imHandle ) == 0 )
232 DosQueryProcAddr( imHandle, 140, NULL, &pfnImSetMsgQueueProperty );
233
234 InitSystemInfo(ulSysinfo);
235 //Set up environment as found in NT
236 InitEnvironment(ulSysinfo);
237
238 //InitDynamicRegistry creates/changes keys that may change (i.e. odin.ini
239 //keys that affect windows version)
240 InitDynamicRegistry();
241
242 //Set the process affinity mask to the system affinity mask
243 DWORD dwProcessAffinityMask, dwSystemAffinityMask;
244 GetProcessAffinityMask(GetCurrentProcess(), &dwProcessAffinityMask, &dwSystemAffinityMask);
245 SetProcessAffinityMask(GetCurrentProcess(), dwSystemAffinityMask);
246
247 //Activate current timezone information
248 TIME_ZONE_INFORMATION tzone;
249 GetTimeZoneInformation(&tzone);
250 SetTimeZoneInformation(&tzone);
251
252 //Set default paths for PE & NE loaders
253 InitLoaders();
254
255 RasEntry (RAS_EVENT_Kernel32InitComplete, &dllHandle, sizeof (dllHandle));
256
257 break;
258 }
259
260 case 1 :
261 if (dllHandle)
262 {
263 UnregisterLxDll(dllHandle);
264 }
265 break;
266
267 default :
268 return 0UL;
269 }
270
271 /***********************************************************/
272 /* A non-zero value must be returned to indicate success. */
273 /***********************************************************/
274 return 1UL;
275}
276//******************************************************************************
277//******************************************************************************
278void APIENTRY cleanupKernel32(ULONG ulReason)
279{
280 dprintf(("kernel32 exit %d\n", ulReason));
281
282 if( IsDBCSEnv() && imHandle )
283 DosFreeModule( imHandle );
284
285 //Flush and delete all open memory mapped files
286 Win32MemMap::deleteAll();
287 WinExe = NULL;
288
289 FinalizeMemMaps();
290
291 WriteOutProfiles();
292 //Unload LVM subsystem for volume/mountpoint win32 functions
293 OSLibLVMExit();
294
295 TEB *teb = GetThreadTEB();
296 if(teb) DestroyTEB(teb);
297 DestroySharedHeap();
298 DestroyCodeHeap();
299
300 HMTerminate(); /* shutdown handlemanager */
301
302#ifdef DEBUG
303 extern void printCriticalSectionStatistic (void);
304 printCriticalSectionStatistic ();
305#endif
306
307#if defined(DEBUG) && defined(__IBMCPP__) && __IBMCPP__ == 300
308 ULONG totalmemalloc, nrcalls_malloc, nrcalls_free;
309
310 getcrtstat(&nrcalls_malloc, &nrcalls_free, &totalmemalloc);
311 dprintf(("************* KERNEL32 STATISTICS BEGIN *****************"));
312 dprintf(("Total nr of malloc calls %d", nrcalls_malloc));
313 dprintf(("Total nr of free calls %d", nrcalls_free));
314 dprintf(("Leaked memory: %d bytes", totalmemalloc));
315 dprintf(("************* KERNEL32 STATISTICS END *****************"));
316
317 //SvL: This can cause an exitlist hang; disabled for now
318//// _dump_allocated(0);
319#endif
320
321 //NOTE: Must be done after DestroyTIB
322 ClosePrivateLogFiles();
323
324#ifndef DEBUG
325 //if we do a dump of the shared heap, then we'll need the logging facility
326 //for a little while longer
327 CloseLogFile();
328#endif
329
330 /*
331 * Terminate win32k library.
332 */
333 libWin32kSetEnvironment(NULL, 0, 0);
334 libWin32kTerm();
335
336 RasUninitialize ();
337
338 return ;
339}
340//******************************************************************************
341//******************************************************************************
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