| 1 | /* $Id: assert-r0drv-os2.cpp 48935 2013-10-07 21:19:37Z vboxsync $ */
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| 2 | /** @file
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| 3 | * IPRT - Assertion Workers, Ring-0 Drivers, OS/2.
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| 4 | */
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| 5 |
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| 6 | /*
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| 7 | * Copyright (c) 2007 knut st. osmundsen <[email protected]>
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| 8 | *
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| 9 | * Permission is hereby granted, free of charge, to any person
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| 10 | * obtaining a copy of this software and associated documentation
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| 11 | * files (the "Software"), to deal in the Software without
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| 12 | * restriction, including without limitation the rights to use,
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| 13 | * copy, modify, merge, publish, distribute, sublicense, and/or sell
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| 14 | * copies of the Software, and to permit persons to whom the
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| 15 | * Software is furnished to do so, subject to the following
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| 16 | * conditions:
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| 17 | *
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| 18 | * The above copyright notice and this permission notice shall be
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| 19 | * included in all copies or substantial portions of the Software.
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| 20 | *
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| 21 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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| 22 | * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
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| 23 | * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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| 24 | * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
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| 25 | * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
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| 26 | * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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| 27 | * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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| 28 | * OTHER DEALINGS IN THE SOFTWARE.
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| 29 | */
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| 30 |
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| 31 |
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| 32 | /*******************************************************************************
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| 33 | * Header Files *
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| 34 | *******************************************************************************/
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| 35 | #include <iprt/assert.h>
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| 36 | #include <iprt/log.h>
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| 37 | #include <iprt/string.h>
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| 38 | #include <iprt/stdarg.h>
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| 39 |
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| 40 | #include <VBox/log.h>
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| 41 |
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| 42 | #include "internal/assert.h"
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| 43 |
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| 44 |
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| 45 | /*******************************************************************************
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| 46 | * Global Variables *
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| 47 | *******************************************************************************/
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| 48 | /** The last assert message. (in DATA16) */
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| 49 | extern char g_szRTAssertMsg[2048];
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| 50 | /** The length of the last assert message. (in DATA16) */
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| 51 | extern size_t g_cchRTAssertMsg;
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| 52 |
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| 53 |
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| 54 | /*******************************************************************************
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| 55 | * Internal Functions *
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| 56 | *******************************************************************************/
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| 57 | static DECLCALLBACK(size_t) rtR0Os2AssertOutputCB(void *pvArg, const char *pachChars, size_t cbChars);
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| 58 |
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| 59 |
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| 60 | DECLHIDDEN(void) rtR0AssertNativeMsg1(const char *pszExpr, unsigned uLine, const char *pszFile, const char *pszFunction)
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| 61 | {
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| 62 | #if defined(DEBUG_bird)
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| 63 | RTLogComPrintf("\n!!Assertion Failed!!\n"
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| 64 | "Expression: %s\n"
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| 65 | "Location : %s(%d) %s\n",
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| 66 | pszExpr, pszFile, uLine, pszFunction);
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| 67 | #endif
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| 68 |
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| 69 | g_cchRTAssertMsg = RTStrPrintf(g_szRTAssertMsg, sizeof(g_szRTAssertMsg),
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| 70 | "\r\n!!Assertion Failed!!\r\n"
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| 71 | "Expression: %s\r\n"
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| 72 | "Location : %s(%d) %s\r\n",
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| 73 | pszExpr, pszFile, uLine, pszFunction);
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| 74 | }
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| 75 |
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| 76 |
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| 77 | DECLHIDDEN(void) rtR0AssertNativeMsg2V(bool fInitial, const char *pszFormat, va_list va)
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| 78 | {
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| 79 | #if defined(DEBUG_bird)
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| 80 | va_list vaCopy;
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| 81 | va_copy(vaCopy, va);
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| 82 | RTLogComPrintfV(pszFormat, vaCopy);
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| 83 | va_end(vaCopy);
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| 84 | #endif
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| 85 |
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| 86 | size_t cch = g_cchRTAssertMsg;
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| 87 | char *pch = &g_szRTAssertMsg[cch];
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| 88 | cch += RTStrFormatV(rtR0Os2AssertOutputCB, &pch, NULL, NULL, pszFormat, va);
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| 89 | g_cchRTAssertMsg = cch;
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| 90 |
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| 91 | NOREF(fInitial);
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| 92 | }
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| 93 |
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| 94 |
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| 95 | /**
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| 96 | * Output callback.
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| 97 | *
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| 98 | * @returns number of bytes written.
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| 99 | * @param pvArg Pointer to a char pointer with the current output position.
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| 100 | * @param pachChars Pointer to an array of utf-8 characters.
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| 101 | * @param cbChars Number of bytes in the character array pointed to by pachChars.
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| 102 | */
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| 103 | static DECLCALLBACK(size_t) rtR0Os2AssertOutputCB(void *pvArg, const char *pachChars, size_t cbChars)
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| 104 | {
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| 105 | char **ppch = (char **)pvArg;
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| 106 | char *pch = *ppch;
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| 107 |
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| 108 | while (cbChars-- > 0)
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| 109 | {
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| 110 | const char ch = *pachChars++;
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| 111 | if (ch == '\r')
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| 112 | continue;
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| 113 | if (ch == '\n')
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| 114 | {
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| 115 | if (pch + 1 >= &g_szRTAssertMsg[sizeof(g_szRTAssertMsg)])
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| 116 | break;
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| 117 | *pch++ = '\r';
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| 118 | }
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| 119 | if (pch + 1 >= &g_szRTAssertMsg[sizeof(g_szRTAssertMsg)])
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| 120 | break;
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| 121 | *pch++ = ch;
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| 122 | }
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| 123 | *pch = '\0';
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| 124 |
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| 125 | size_t cbWritten = pch - *ppch;
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| 126 | *ppch = pch;
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| 127 | return cbWritten;
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| 128 | }
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| 129 |
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| 130 |
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| 131 | /* RTR0AssertPanicSystem is implemented in RTR0AssertPanicSystem-r0drv-os2.asm */
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| 132 |
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