source: trunk/src/kernel32/windllpeldr.cpp@ 22018

Last change on this file since 22018 was 21916, checked in by dmik, 14 years ago

Merge branch gcc-kmk to trunk.

File size: 3.5 KB
Line 
1/* $Id: windllpeldr.cpp,v 1.13 2004-01-15 10:39:08 sandervl Exp $ */
2
3/*
4 * Win32 PE loader Dll class
5 *
6 * Copyright 1999 Sander van Leeuwen (sandervl@xs4all.nl)
7 * Copyright 2003 Innotek Systemberatung GmbH (sandervl@innotek.de)
8 *
9 *
10 * Project Odin Software License can be found in LICENSE.TXT
11 *
12 */
13#define INCL_DOSFILEMGR /* File Manager values */
14#define INCL_DOSERRORS /* DOS Error values */
15#define INCL_DOSPROCESS /* DOS Process values */
16#define INCL_DOSMODULEMGR
17#define INCL_DOSMISC /* DOS Miscellanous values */
18#define INCL_WIN
19#include <os2wrap.h> //Odin32 OS/2 api wrappers
20#include <stdio.h>
21#include <string.h>
22#include <stdlib.h>
23#ifndef __GNUC__
24#include <iostream.h>
25#include <fstream.h>
26#endif
27#include <misc.h>
28#include <win32type.h>
29#include <pefile.h>
30#include "windllpeldr.h"
31#include <wprocess.h>
32
33#include "oslibmisc.h"
34#include "oslibdos.h"
35
36#define DBG_LOCALLOG DBG_windllpeldr
37#include "dbglocal.h"
38
39
40//******************************************************************************
41//******************************************************************************
42Win32PeLdrDll::Win32PeLdrDll(char *szDllName, Win32ImageBase *parentImage)
43 : Win32ImageBase(-1),
44 Win32DllBase(-1, 0, parentImage),
45 Win32PeLdrImage(szDllName, FALSE)
46{
47 dprintf(("Win32PeLdrDll::Win32PeLdrDll %s %s loaded by %s", szFileName, szModule,
48 (parentImage) ? parentImage->getModuleName() : "Unknown"));
49}
50//******************************************************************************
51//******************************************************************************
52Win32PeLdrDll::~Win32PeLdrDll()
53{
54 dprintf(("Win32PeLdrDll::~Win32PeLdrDll %s", szModule));
55}
56//******************************************************************************
57//******************************************************************************
58DWORD Win32PeLdrDll::init(ULONG reservedMem, ULONG ulPEOffset)
59{
60 char modname[CCHMAXPATH];
61 char *syspath;
62 HFILE dllfile;
63 APIRET rc;
64 DWORD dwRet;
65
66 strupr(szFileName);
67 if(!strchr(szFileName, (int)'.')) {
68 strcat(szFileName, DLL_EXTENSION);
69 }
70
71 dllfile = OSLibDosOpen(szFileName, OSLIB_ACCESS_READONLY|OSLIB_ACCESS_SHAREDENYNONE);
72 if(dllfile == NULL) {//search in libpath for dll
73 syspath = getenv("WIN32LIBPATH");
74 if(syspath) {
75 strcpy(modname, syspath);
76 if(modname[strlen(modname)-1] != '\\') {
77 strcat(modname, "\\");
78 }
79 strcat(modname, szFileName);
80 strcpy(szFileName, modname);
81 }
82 }
83 else OSLibDosClose(dllfile);
84
85 dwRet = Win32PeLdrImage::init(0);
86 dllEntryPoint = (WIN32DLLENTRY)entryPoint;
87
88 if(!(Characteristics & IMAGE_FILE_DLL)) {
89 //executable loaded as dll; don't call entrypoint
90 dprintf(("WARNING: Exe %s loaded as dll; entrypoint not called", szFileName));
91 dllEntryPoint = NULL;
92 }
93 return dwRet;
94}
95//******************************************************************************
96//******************************************************************************
97BOOL Win32PeLdrDll::isPe2LxDll() const
98{
99 return FALSE;
100}
101//******************************************************************************
102//******************************************************************************
103BOOL Win32PeLdrDll::isLxDll() const
104{
105 return FALSE;
106}
107//******************************************************************************
108//******************************************************************************
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