| 1 | /* $Id: logformat.cpp 5666 2007-11-11 04:25:51Z vboxsync $ */
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| 2 | /** @file
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| 3 | * innotek Portable Runtime - Log Formatter.
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| 4 | */
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| 5 |
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| 6 | /*
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| 7 | * Copyright (C) 2006-2007 innotek 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 |
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| 18 |
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| 19 | /*******************************************************************************
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| 20 | * Header Files *
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| 21 | *******************************************************************************/
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| 22 | #include <iprt/log.h>
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| 23 | #include <iprt/string.h>
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| 24 | #include <iprt/assert.h>
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| 25 | #ifdef IN_RING3
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| 26 | # include <iprt/thread.h>
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| 27 | # include <iprt/err.h>
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| 28 | #endif
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| 29 |
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| 30 | #include <iprt/stdarg.h>
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| 31 | #include <iprt/string.h>
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| 32 |
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| 33 |
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| 34 | /*******************************************************************************
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| 35 | * Internal Functions *
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| 36 | *******************************************************************************/
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| 37 | static DECLCALLBACK(size_t) rtlogFormatStr(void *pvArg, PFNRTSTROUTPUT pfnOutput,
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| 38 | void *pvArgOutput, const char **ppszFormat,
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| 39 | va_list *pArgs, int cchWidth, int cchPrecision,
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| 40 | unsigned fFlags, char chArgSize);
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| 41 |
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| 42 |
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| 43 | /**
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| 44 | * Partial vsprintf worker implementation.
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| 45 | *
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| 46 | * @returns number of bytes formatted.
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| 47 | * @param pfnOutput Output worker.
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| 48 | * Called in two ways. Normally with a string an it's length.
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| 49 | * For termination, it's called with NULL for string, 0 for length.
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| 50 | * @param pvArg Argument to output worker.
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| 51 | * @param pszFormat Format string.
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| 52 | * @param args Argument list.
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| 53 | */
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| 54 | RTDECL(size_t) RTLogFormatV(PFNRTSTROUTPUT pfnOutput, void *pvArg, const char *pszFormat, va_list args)
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| 55 | {
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| 56 | return RTStrFormatV(pfnOutput, pvArg, rtlogFormatStr, NULL, pszFormat, args);
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| 57 | }
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| 58 |
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| 59 |
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| 60 | /**
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| 61 | * Callback to format VBox formatting extentions.
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| 62 | * See @ref pg_rt_str_format_rt for a reference on the format types.
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| 63 | *
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| 64 | * @returns The number of bytes formatted.
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| 65 | * @param pvArg Formatter argument.
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| 66 | * @param pfnOutput Pointer to output function.
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| 67 | * @param pvArgOutput Argument for the output function.
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| 68 | * @param ppszFormat Pointer to the format string pointer. Advance this till the char
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| 69 | * after the format specifier.
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| 70 | * @param pArgs Pointer to the argument list. Use this to fetch the arguments.
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| 71 | * @param cchWidth Format Width. -1 if not specified.
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| 72 | * @param cchPrecision Format Precision. -1 if not specified.
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| 73 | * @param fFlags Flags (RTSTR_NTFS_*).
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| 74 | * @param chArgSize The argument size specifier, 'l' or 'L'.
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| 75 | */
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| 76 | static DECLCALLBACK(size_t) rtlogFormatStr(void *pvArg, PFNRTSTROUTPUT pfnOutput, void *pvArgOutput,
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| 77 | const char **ppszFormat, va_list *pArgs, int cchWidth,
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| 78 | int cchPrecision, unsigned fFlags, char chArgSize)
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| 79 | {
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| 80 | char ch = *(*ppszFormat)++;
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| 81 |
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| 82 | AssertMsgFailed(("Invalid logger format type '%%%c%.10s'!\n", ch, *ppszFormat)); NOREF(ch);
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| 83 |
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| 84 | return 0;
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| 85 | }
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| 86 |
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