source: trunk/src/kernel32/initkernel32.cpp@ 9878

Last change on this file since 9878 was 9878, checked in by sandervl, 22 years ago

Fixed CreateProcessA regression (Lotus Notes)
File size: 9.7 KB
Line 
1/* $Id: initkernel32.cpp,v 1.26 2003-02-28 11:32:27 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
62#define DBG_LOCALLOG DBG_initterm
63#include "dbglocal.h"
64
65PVOID SYSTEM _O32_GetEnvironmentStrings( VOID );
66
67extern "C" {
68 //Win32 resource table (produced by wrc)
69 extern DWORD kernel32_PEResTab;
70}
71
72 ULONG flAllocMem = 0; /* flag to optimize DosAllocMem to use all the memory on SMP machines */
73 ULONG ulMaxAddr = 0x20000000; /* end of user address space. */
74 int loadNr = 0;
75 char kernel32Path[CCHMAXPATH] = "";
76static HMODULE dllHandle = 0;
77 BOOL fInit = FALSE;
78 BOOL fWin32k = FALSE;
79
80/****************************************************************************/
81/* _DLL_InitTerm is the function that gets called by the operating system */
82/* loader when it loads and frees this DLL for each process that accesses */
83/* this DLL. However, it only gets called the first time the DLL is loaded */
84/* and the last time it is freed for a particular process. The system */
85/* linkage convention MUST be used because the operating system loader is */
86/* calling this function. */
87/****************************************************************************/
88ULONG APIENTRY inittermKernel32(ULONG hModule, ULONG ulFlag)
89{
90 size_t i;
91 APIRET rc;
92 ULONG ulSysinfo, version[2];
93
94 /*-------------------------------------------------------------------------*/
95 /* If ulFlag is zero then the DLL is being loaded so initialization should */
96 /* be performed. If ulFlag is 1 then the DLL is being freed so */
97 /* termination should be performed. */
98 /*-------------------------------------------------------------------------*/
99
100 if(fInit == TRUE && ulFlag == 0) {
101 return 1; //already initialized
102 }
103 fInit = TRUE;
104
105 switch (ulFlag)
106 {
107 case 0 :
108 {
109 ParseLogStatusKERNEL32();
110
111 /*
112 * Init the win32k library.
113 * We will also need to tell win32k where the Odin32 environment is
114 * located. Currently that is within Open32. I'm quite sure that it's
115 * not relocated during run, so we're pretty well off.
116 */
117 //Note: we do NOT want to use any win32k services with custom builds
118 if (fCustomBuild == FALSE && !libWin32kInit())
119 {
120 rc = libWin32kSetEnvironment((PSZ)_O32_GetEnvironmentStrings(), 0, 0);
121 if (rc)
122 {
123 dprintf(("KERNEL32: initterm: libWin32kSetEnvironment failed with rc=%d\n", rc));
124 }
125 else fWin32k = TRUE;
126 }
127 strcpy(kernel32Path, OSLibGetDllName(hModule));
128 char *endofpath = strrchr(kernel32Path, '\\');
129 *(endofpath+1) = 0;
130
131 CheckVersionFromHMOD(PE2LX_VERSION, hModule); /*PLF Wed 98-03-18 05:28:48*/
132
133 dprintf(("kernel32 init %s %s (%x) Win32k - %s", __DATE__, __TIME__, inittermKernel32,
134 libWin32kInstalled() ? "Installed" : "Not Installed"));
135
136 OpenPrivateLogFiles();
137
138 //SvL: Do it here instead of during the exe object creation
139 //(std handles can be used in win32 dll initialization routines
140 HMInitialize(); /* store standard handles within HandleManager */
141
142 /* knut: check for high memory support */
143 rc = DosQuerySysInfo(QSV_VIRTUALADDRESSLIMIT, QSV_VIRTUALADDRESSLIMIT, &ulSysinfo, sizeof(ulSysinfo));
144 if (rc == 0 && ulSysinfo > 512) //VirtualAddresslimit is in MB
145 {
146 flAllocMem = PAG_ANY; // high memory support. Let's use it!
147 ulMaxAddr = ulSysinfo * (1024*1024);
148 OSLibInitWSeBFileIO();
149 if (PROFILE_GetOdinIniInt(ODINSYSTEM_SECTION, HIGHMEM_KEY, 1) == 0) {
150 dprintf(("WARNING: OS/2 kernel supports high memory, but support is DISABLED because of HIGHMEM odin.ini key"));
151 flAllocMem = 0;
152 }
153 }
154 else
155 flAllocMem = 0; // no high memory support
156
157 if (InitializeSharedHeap() == FALSE)
158 return 0UL;
159
160 if (InitializeCodeHeap() == FALSE)
161 return 0UL;
162
163 InitializeMemMaps();
164
165 PROFILE_LoadOdinIni();
166 dllHandle = RegisterLxDll(hModule, 0, (PVOID)&kernel32_PEResTab);
167 if (dllHandle == 0)
168 return 0UL;
169
170 //SvL: Kernel32 is a special case; pe.exe loads it, so increase
171 // the reference count here
172 Win32DllBase *module = Win32DllBase::findModule(dllHandle);
173 if (module)
174 {
175 module->AddRef();
176 module->DisableUnload();
177 }
178
179 OSLibDosSetInitialMaxFileHandles(ODIN_DEFAULT_MAX_FILEHANDLES);
180
181 InitDirectories(); //Must be done before InitializeTIB (which loads NTDLL -> USER32)
182 InitializeMainThread(); //Must be done after HMInitialize!
183 RegisterDevices();
184 Win32DllBase::setDefaultRenaming();
185 rc = DosQuerySysInfo(QSV_NUMPROCESSORS, QSV_NUMPROCESSORS, &ulSysinfo, sizeof(ulSysinfo));
186 if (rc != 0)
187 ulSysinfo = 1;
188
189 /* Setup codepage info */
190 CODEPAGE_Init();
191
192 InitSystemInfo(ulSysinfo);
193 //Set up environment as found in NT
194 InitEnvironment(ulSysinfo);
195
196 //InitDynamicRegistry creates/changes keys that may change (i.e. odin.ini
197 //keys that affect windows version)
198 InitDynamicRegistry();
199
200 //Set the process affinity mask to the system affinity mask
201 DWORD dwProcessAffinityMask, dwSystemAffinityMask;
202 GetProcessAffinityMask(GetCurrentProcess(), &dwProcessAffinityMask, &dwSystemAffinityMask);
203 SetProcessAffinityMask(GetCurrentProcess(), dwSystemAffinityMask);
204
205 //Set default paths for PE & NE loaders
206 InitLoaders();
207 break;
208 }
209
210 case 1 :
211 if (dllHandle)
212 {
213 UnregisterLxDll(dllHandle);
214 }
215 break;
216
217 default :
218 return 0UL;
219 }
220
221 /***********************************************************/
222 /* A non-zero value must be returned to indicate success. */
223 /***********************************************************/
224 return 1UL;
225}
226//******************************************************************************
227//******************************************************************************
228void APIENTRY cleanupKernel32(ULONG ulReason)
229{
230 dprintf(("kernel32 exit %d\n", ulReason));
231
232 //Flush and delete all open memory mapped files
233 Win32MemMap::deleteAll();
234 WinExe = NULL;
235
236 WriteOutProfiles();
237 //Unload LVM subsystem for volume/mountpoint win32 functions
238 OSLibLVMExit();
239
240 TEB *teb = GetThreadTEB();
241 if(teb) DestroyTEB(teb);
242 DestroySharedHeap();
243 DestroyCodeHeap();
244
245 HMTerminate(); /* shutdown handlemanager */
246
247#if defined(DEBUG) && defined(__IBMCPP__) && __IBMCPP__ == 300
248 ULONG totalmemalloc, nrcalls_malloc, nrcalls_free;
249
250 getcrtstat(&nrcalls_malloc, &nrcalls_free, &totalmemalloc);
251 dprintf(("************* KERNEL32 STATISTICS BEGIN *****************"));
252 dprintf(("Total nr of malloc calls %d", nrcalls_malloc));
253 dprintf(("Total nr of free calls %d", nrcalls_free));
254 dprintf(("Leaked memory: %d bytes", totalmemalloc));
255 dprintf(("************* KERNEL32 STATISTICS END *****************"));
256
257 //SvL: This can cause an exitlist hang; disabled for now
258//// _dump_allocated(0);
259#endif
260
261 //NOTE: Must be done after DestroyTIB
262 ClosePrivateLogFiles();
263 CloseLogFile();
264
265 /*
266 * Terminate win32k library.
267 */
268 libWin32kSetEnvironment(NULL, 0, 0);
269 libWin32kTerm();
270 return ;
271}
272//******************************************************************************
273//******************************************************************************
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