174 lines
4.6 KiB
C
174 lines
4.6 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 - 2012 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: f5ff4b300aa33eb721d658c0c9374c8499b67318 $
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//////////////////////////////////////////////////////////////////////////////
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/// @addtogroup misc
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/// @{
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#include <stdarg.h>
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#include <syslog.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 Syslog(const int, const char *format, ...) __attribute__((format(printf, 2, 3)));
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//////////////////////////////////////////////////////////////////////////////
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// Inlines
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//////////////////////////////////////////////////////////////////////////////
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#ifdef DEBUG
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#define DebugLevel 4 /// private debug level
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#else
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#define DebugLevel 0 /// private debug level
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#endif
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/**
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** Syslog 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 Syslog(const int level, const char *format, ...) {
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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...) Syslog(LOG_ERR, fmt)
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/**
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** Show fatal error.
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*/
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#define Fatal(fmt...) \
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do { \
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Error(fmt); \
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abort(); \
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} while (0)
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/**
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** Show warning.
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*/
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#define Warning(fmt...) Syslog(LOG_WARNING, fmt)
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/**
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** Show info.
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*/
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#define Info(fmt...) Syslog(LOG_INFO, fmt)
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/**
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** Show debug.
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*/
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#ifdef DEBUG
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#define Debug(level, fmt...) Syslog(level, fmt)
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#else
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#define Debug(level, fmt...) /* disabled */
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#endif
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#ifndef AV_NOPTS_VALUE
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#define AV_NOPTS_VALUE INT64_C(0x8000000000000000)
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#endif
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/**
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** Nice time-stamp string.
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**
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** @param ts dvb time stamp
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*/
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static inline const char *Timestamp2String(int64_t ts) {
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static char buf[4][16];
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static int idx;
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if (ts == (int64_t)AV_NOPTS_VALUE) {
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return "--:--:--.---";
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}
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idx = (idx + 1) % 3;
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snprintf(buf[idx], sizeof(buf[idx]), "%2d:%02d:%02d.%03d", (int)(ts / (90 * 3600000)),
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(int)((ts / (90 * 60000)) % 60), (int)((ts / (90 * 1000)) % 60), (int)((ts / 90) % 1000));
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return buf[idx];
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}
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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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#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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static inline uint64_t GetusTicks(void) {
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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 (uint64_t)(tspec.tv_sec * 1000000) + (tspec.tv_nsec);
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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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