120 lines
2.9 KiB
C
120 lines
2.9 KiB
C
///
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/// @file misc.h @brief Misc function header file
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///
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/// Copyright (c) 2009 - 2011 by Lutz Sammer. All Rights Reserved.
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///
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/// Contributor(s):
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/// Copied from uwm.
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///
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/// License: AGPLv3
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///
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/// This program is free software: you can redistribute it and/or modify
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/// it under the terms of the GNU Affero General Public License as
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/// published by the Free Software Foundation, either version 3 of the
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/// License.
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///
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/// This program is distributed in the hope that it will be useful,
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/// but WITHOUT ANY WARRANTY; without even the implied warranty of
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/// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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/// GNU Affero General Public License for more details.
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///
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/// $Id$
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//////////////////////////////////////////////////////////////////////////////
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/// @addtogroup misc
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/// @{
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#include <syslog.h>
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#include <stdarg.h>
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#include <time.h> // clock_gettime
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//////////////////////////////////////////////////////////////////////////////
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// Defines
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//////////////////////////////////////////////////////////////////////////////
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//////////////////////////////////////////////////////////////////////////////
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// Declares
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//////////////////////////////////////////////////////////////////////////////
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//////////////////////////////////////////////////////////////////////////////
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// Variables
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//////////////////////////////////////////////////////////////////////////////
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extern int SysLogLevel; ///< how much information wanted
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//////////////////////////////////////////////////////////////////////////////
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// Prototypes
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//////////////////////////////////////////////////////////////////////////////
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static inline void Debug(const int, const char *format, ...)
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__attribute__ ((format(printf, 2, 3)));
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//////////////////////////////////////////////////////////////////////////////
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// Inlines
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//////////////////////////////////////////////////////////////////////////////
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#define DebugLevel 4 /// private debug level
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/**
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** Debug output function.
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**
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** - 0 fatal errors and errors
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** - 1 warnings
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** - 2 info
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** - 3 important debug and fixme's
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*/
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static inline void Debug(const int level, const char *format, ...)
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{
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if (SysLogLevel > level || DebugLevel > level) {
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va_list ap;
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va_start(ap, format);
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vsyslog(LOG_ERR, format, ap);
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va_end(ap);
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}
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}
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/**
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** Show error.
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*/
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#define Error(fmt...) Debug(0, fmt)
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/**
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** Show fatal error.
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*/
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#define Fatal(fmt...) do { Error(fmt); exit(-1); } while (0)
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/**
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** Show warning.
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*/
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#define Warning(fmt...) Debug(1, fmt)
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/**
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** Show info.
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*/
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#define Info(fmt...) Debug(2, fmt)
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/**
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** Get ticks in ms.
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**
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** @returns ticks in ms,
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*/
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static inline uint32_t GetMsTicks(void)
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{
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#ifdef CLOCK_MONOTONIC
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struct timespec tspec;
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clock_gettime(CLOCK_MONOTONIC, &tspec);
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return (tspec.tv_sec * 1000) + (tspec.tv_nsec / (1000 * 1000));
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#else
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struct timeval tval;
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if (gettimeofday(&tval, NULL) < 0) {
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return 0;
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}
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return (tval.tv_sec * 1000) + (tval.tv_usec / 1000);
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#endif
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}
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/// @}
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