VirtualBox

source: vbox/trunk/src/VBox/Runtime/testcase/tstLdrObjR0.cpp@ 16684

Last change on this file since 16684 was 8245, checked in by vboxsync, 17 years ago

rebranding: IPRT files again.

  • Property svn:eol-style set to native
  • Property svn:keywords set to Id
File size: 3.4 KB
Line 
1/* $Id: tstLdrObjR0.cpp 8245 2008-04-21 17:24:28Z vboxsync $ */
2/** @file
3 * IPRT - RTLdr test object.
4 *
5 * We use precompiled versions of this object for testing all the loaders.
6 *
7 * This is not supposed to be pretty or usable code, just something which
8 * make life difficult for the loader.
9 */
10
11/*
12 * Copyright (C) 2006-2007 Sun Microsystems, Inc.
13 *
14 * This file is part of VirtualBox Open Source Edition (OSE), as
15 * available from http://www.virtualbox.org. This file is free software;
16 * you can redistribute it and/or modify it under the terms of the GNU
17 * General Public License (GPL) as published by the Free Software
18 * Foundation, in version 2 as it comes in the "COPYING" file of the
19 * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
20 * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
21 *
22 * The contents of this file may alternatively be used under the terms
23 * of the Common Development and Distribution License Version 1.0
24 * (CDDL) only, as it comes in the "COPYING.CDDL" file of the
25 * VirtualBox OSE distribution, in which case the provisions of the
26 * CDDL are applicable instead of those of the GPL.
27 *
28 * You may elect to license modified versions of this file under the
29 * terms and conditions of either the GPL or the CDDL or both.
30 *
31 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa
32 * Clara, CA 95054 USA or visit http://www.sun.com if you need
33 * additional information or have any questions.
34 */
35
36
37
38/*******************************************************************************
39* Header Files *
40*******************************************************************************/
41#ifndef IN_RING0
42# error "not IN_RING0!"
43#endif
44#include <VBox/dis.h>
45#include <VBox/disopcode.h>
46#include <iprt/string.h>
47
48
49/*******************************************************************************
50* Global Variables *
51*******************************************************************************/
52static const char szStr1[] = "some readonly string";
53static char szStr2[6000] = "some read/write string";
54static char achBss[8192];
55
56#ifdef VBOX_SOME_IMPORT_FUNCTION
57extern "C" DECLIMPORT(int) SomeImportFunction(void);
58#endif
59
60
61extern "C" DECLEXPORT(int) Entrypoint(void)
62{
63 strcpy(achBss, szStr2);
64 memcpy(achBss, szStr1, sizeof(szStr1));
65 memcpy(achBss, (void *)(uintptr_t)&Entrypoint, 32);
66#ifdef VBOX_SOME_IMPORT_FUNCTION
67 memcpy(achBss, (void *)(uintptr_t)&SomeImportFunction, 32);
68 return SomeImportFunction();
69#else
70 return 0;
71#endif
72}
73
74
75extern "C" DECLEXPORT(uint32_t) SomeExportFunction1(void *pvBuf)
76{
77 return achBss[0] + achBss[16384];
78}
79
80
81extern "C" DECLEXPORT(char *) SomeExportFunction2(void *pvBuf)
82{
83 return (char *)memcpy(achBss, szStr1, sizeof(szStr1));
84}
85
86
87extern "C" DECLEXPORT(char *) SomeExportFunction3(void *pvBuf)
88{
89 return (char *)memcpy(achBss, szStr2, strlen(szStr2));
90}
91
92
93extern "C" DECLEXPORT(void *) SomeExportFunction4(void)
94{
95 static unsigned cb;
96 DISCPUSTATE Cpu;
97
98 memset(&Cpu, 0, sizeof(Cpu));
99 Cpu.mode = CPUMODE_32BIT;
100
101 DISCoreOne(&Cpu, (uintptr_t)SomeExportFunction3, &cb);
102 return (void *)(uintptr_t)&SomeExportFunction1;
103}
104
105
106extern "C" DECLEXPORT(uintptr_t) SomeExportFunction5(void)
107{
108 return (uintptr_t)SomeExportFunction3(NULL) + (uintptr_t)SomeExportFunction2(NULL)
109 + (uintptr_t)SomeExportFunction1(NULL) + (uintptr_t)&SomeExportFunction4;
110}
111
112
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