| 1 | /* $Id: assert.cpp 938 2007-02-15 21:00:36Z vboxsync $ */
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| 2 | /** @file
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| 3 | * InnoTek Portable Runtime - Assertion Workers.
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| 4 | */
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| 5 |
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| 6 | /*
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| 7 | * Copyright (C) 2006 InnoTek Systemberatung GmbH
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| 8 | *
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| 9 | * This file is part of VirtualBox Open Source Edition (OSE), as
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| 10 | * available from http://www.virtualbox.org. This file is free software;
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| 11 | * you can redistribute it and/or modify it under the terms of the GNU
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| 12 | * General Public License as published by the Free Software Foundation,
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| 13 | * in version 2 as it comes in the "COPYING" file of the VirtualBox OSE
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| 14 | * distribution. VirtualBox OSE is distributed in the hope that it will
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| 15 | * be useful, but WITHOUT ANY WARRANTY of any kind.
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| 16 | *
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| 17 | * If you received this file as part of a commercial VirtualBox
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| 18 | * distribution, then only the terms of your commercial VirtualBox
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| 19 | * license agreement apply instead of the previous paragraph.
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| 20 | */
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| 21 |
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| 22 |
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| 23 | /*******************************************************************************
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| 24 | * Header Files *
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| 25 | *******************************************************************************/
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| 26 | #include <iprt/assert.h>
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| 27 | #include <iprt/log.h>
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| 28 | #include <iprt/string.h>
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| 29 | #include <iprt/stdarg.h>
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| 30 | #ifdef IN_RING3
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| 31 | # include <stdio.h>
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| 32 | #endif
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| 33 |
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| 34 |
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| 35 | #ifdef IN_GUEST_R0
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| 36 | #include <VBox/log.h>
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| 37 |
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| 38 |
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| 39 | /**
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| 40 | * The 1st part of an assert message.
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| 41 | *
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| 42 | * @param pszExpr Expression. Can be NULL.
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| 43 | * @param uLine Location line number.
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| 44 | * @param pszFile Location file name.
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| 45 | * @param pszFunction Location function name.
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| 46 | * @remark This API exists in HC Ring-3 and GC.
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| 47 | */
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| 48 | RTDECL(void) AssertMsg1(const char *pszExpr, unsigned uLine, const char *pszFile, const char *pszFunction)
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| 49 | {
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| 50 | RTLogBackdoorPrintf("\n!!Assertion Failed!!\n"
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| 51 | "Expression: %s\n"
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| 52 | "Location : %s(%d) %s\n",
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| 53 | pszExpr, pszFile, uLine, pszFunction);
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| 54 | }
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| 55 |
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| 56 |
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| 57 | /**
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| 58 | * The 2nd (optional) part of an assert message.
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| 59 | *
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| 60 | * @param pszFormat Printf like format string.
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| 61 | * @param ... Arguments to that string.
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| 62 | * @remark This API exists in HC Ring-3 and GC.
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| 63 | */
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| 64 | RTDECL(void) AssertMsg2(const char *pszFormat, ...)
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| 65 | { /* forwarder. */
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| 66 | va_list args;
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| 67 | va_start(args, pszFormat);
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| 68 | RTLogBackdoorPrintfV(pszFormat, args);
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| 69 | va_end(args);
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| 70 | }
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| 71 |
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| 72 |
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| 73 | #elif defined(IN_RING0)
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| 74 |
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| 75 |
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| 76 | #if 0 /* this code is totally unused */
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| 77 |
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| 78 | #include <VBox/sup.h>
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| 79 |
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| 80 |
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| 81 | /**
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| 82 | * The 1st part of an assert message.
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| 83 | *
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| 84 | * @param pszExpr Expression. Can be NULL.
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| 85 | * @param uLine Location line number.
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| 86 | * @param pszFile Location file name.
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| 87 | * @param pszFunction Location function name.
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| 88 | * @remark This API exists in HC Ring-3 and GC.
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| 89 | */
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| 90 | RTDECL(void) AssertMsg1(const char *pszExpr, unsigned uLine, const char *pszFile, const char *pszFunction)
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| 91 | {
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| 92 | SUPR0Printf("\n!!Assertion Failed!!\n"
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| 93 | "Expression: %s\n"
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| 94 | "Location : %s(%d) %s\n",
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| 95 | pszExpr, pszFile, uLine, pszFunction);
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| 96 | #if !defined(IN_RING3) && !defined(LOG_NO_COM)
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| 97 | RTLogComPrintf("\n!!Assertion Failed!!\n"
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| 98 | "Expression: %s\n"
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| 99 | "Location : %s(%d) %s\n",
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| 100 | pszExpr, pszFile, uLine, pszFunction);
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| 101 | #endif
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| 102 | }
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| 103 |
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| 104 |
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| 105 | /**
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| 106 | * The 2nd (optional) part of an assert message.
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| 107 | *
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| 108 | * @param pszFormat Printf like format string.
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| 109 | * @param ... Arguments to that string.
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| 110 | * @remark This API exists in HC Ring-3 and GC.
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| 111 | */
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| 112 | #ifdef __GNUC__
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| 113 | /* asm (".globl AssertMsg2; AssertMsg2: jmp *SUPR0Printf"); - DEADLY! */
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| 114 | #else
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| 115 | __declspec(naked) void AssertMsg2(const char *pszFormat, ...)
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| 116 | { /* forwarder. */
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| 117 | __asm jmp dword ptr [SUPR0Printf];
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| 118 | }
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| 119 | #endif
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| 120 |
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| 121 | #endif /* dead code */
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| 122 |
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| 123 | #else /* !IN_RING0 */
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| 124 |
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| 125 |
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| 126 | /** The last assert message, 1st part. */
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| 127 | RTDATADECL(char) g_szRTAssertMsg1[1024];
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| 128 | /** The last assert message, 2nd part. */
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| 129 | RTDATADECL(char) g_szRTAssertMsg2[2048];
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| 130 |
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| 131 | /**
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| 132 | * The 1st part of an assert message.
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| 133 | *
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| 134 | * @param pszExpr Expression. Can be NULL.
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| 135 | * @param uLine Location line number.
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| 136 | * @param pszFile Location file name.
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| 137 | * @param pszFunction Location function name.
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| 138 | * @remark This API exists in HC Ring-3 and GC.
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| 139 | */
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| 140 | RTDECL(void) AssertMsg1(const char *pszExpr, unsigned uLine, const char *pszFile, const char *pszFunction)
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| 141 | {
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| 142 | #if !defined(IN_RING3) && !defined(LOG_NO_COM)
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| 143 | RTLogComPrintf("\n!!Assertion Failed!!\n"
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| 144 | "Expression: %s\n"
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| 145 | "Location : %s(%d) %s\n",
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| 146 | pszExpr, pszFile, uLine, pszFunction);
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| 147 | #endif
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| 148 |
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| 149 | PRTLOGGER pLog = RTLogRelDefaultInstance();
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| 150 | if (pLog)
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| 151 | {
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| 152 | RTLogRelPrintf("\n!!Assertion Failed!!\n"
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| 153 | "Expression: %s\n"
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| 154 | "Location : %s(%d) %s\n",
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| 155 | pszExpr, pszFile, uLine, pszFunction);
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| 156 | RTLogFlush(pLog);
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| 157 | }
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| 158 |
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| 159 | pLog = RTLogDefaultInstance();
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| 160 | if (pLog)
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| 161 | {
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| 162 | RTLogPrintf("\n!!Assertion Failed!!\n"
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| 163 | "Expression: %s\n"
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| 164 | "Location : %s(%d) %s\n",
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| 165 | pszExpr, pszFile, uLine, pszFunction);
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| 166 | RTLogFlush(pLog);
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| 167 | }
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| 168 |
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| 169 | #ifdef IN_RING3
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| 170 | /* print to stderr, helps user and gdb debugging. */
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| 171 | fprintf(stderr,
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| 172 | "\n!!Assertion Failed!!\n"
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| 173 | "Expression: %s\n"
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| 174 | "Location : %s(%d) %s\n",
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| 175 | pszExpr, pszFile, uLine, pszFunction);
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| 176 | fflush(stderr);
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| 177 | #endif
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| 178 |
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| 179 | RTStrPrintf(g_szRTAssertMsg1, sizeof(g_szRTAssertMsg1),
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| 180 | "\n!!Assertion Failed!!\n"
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| 181 | "Expression: %s\n"
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| 182 | "Location : %s(%d) %s\n",
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| 183 | pszExpr, pszFile, uLine, pszFunction);
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| 184 | }
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| 185 |
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| 186 |
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| 187 | /**
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| 188 | * The 2nd (optional) part of an assert message.
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| 189 | *
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| 190 | * @param pszFormat Printf like format string.
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| 191 | * @param ... Arguments to that string.
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| 192 | * @remark This API exists in HC Ring-3 and GC.
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| 193 | */
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| 194 | RTDECL(void) AssertMsg2(const char *pszFormat, ...)
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| 195 | {
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| 196 | va_list args;
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| 197 |
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| 198 | #if !defined(IN_RING3) && !defined(LOG_NO_COM)
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| 199 | va_start(args, pszFormat);
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| 200 | RTLogComPrintfV(pszFormat, args);
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| 201 | va_end(args);
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| 202 | #endif
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| 203 |
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| 204 | PRTLOGGER pLog = RTLogRelDefaultInstance();
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| 205 | if (pLog)
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| 206 | {
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| 207 | va_start(args, pszFormat);
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| 208 | RTLogRelPrintfV(pszFormat, args);
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| 209 | va_end(args);
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| 210 | RTLogFlush(pLog);
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| 211 | }
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| 212 |
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| 213 | pLog = RTLogDefaultInstance();
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| 214 | if (pLog)
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| 215 | {
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| 216 | va_start(args, pszFormat);
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| 217 | RTLogPrintfV(pszFormat, args);
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| 218 | va_end(args);
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| 219 | RTLogFlush(pLog);
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| 220 | }
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| 221 |
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| 222 | #ifdef IN_RING3
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| 223 | /* print to stderr, helps user and gdb debugging. */
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| 224 | char szMsg[1024];
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| 225 | va_start(args, pszFormat);
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| 226 | RTStrPrintfV(szMsg, sizeof(szMsg), pszFormat, args);
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| 227 | va_end(args);
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| 228 | fprintf(stderr, "%s", szMsg);
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| 229 | fflush(stderr);
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| 230 | #endif
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| 231 |
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| 232 | va_start(args, pszFormat);
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| 233 | RTStrPrintfV(g_szRTAssertMsg2, sizeof(g_szRTAssertMsg2), pszFormat, args);
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| 234 | va_end(args);
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| 235 | }
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| 236 |
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| 237 | #endif /* !IN_RING0 */
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| 238 |
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