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///
/// @file misc.h @brief Misc function header file
///
/// Copyright (c) 2009 - 2012 by Lutz Sammer. All Rights Reserved.
///
/// Contributor(s):
/// Copied from uwm.
///
/// License: AGPLv3
///
/// This program is free software: you can redistribute it and/or modify
/// it under the terms of the GNU Affero General Public License as
/// published by the Free Software Foundation, either version 3 of the
/// License.
///
/// This program is distributed in the hope that it will be useful,
/// but WITHOUT ANY WARRANTY; without even the implied warranty of
/// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
/// GNU Affero General Public License for more details.
///
/// $Id: f5ff4b300aa33eb721d658c0c9374c8499b67318 $
//////////////////////////////////////////////////////////////////////////////
/// @addtogroup misc
/// @{
#include <syslog.h>
#include <stdarg.h>
#include <time.h> // clock_gettime
//////////////////////////////////////////////////////////////////////////////
// Defines
//////////////////////////////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////////////////
// Declares
//////////////////////////////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////////////////
// Variables
//////////////////////////////////////////////////////////////////////////////
extern int SysLogLevel; ///< how much information wanted
//////////////////////////////////////////////////////////////////////////////
// Prototypes
//////////////////////////////////////////////////////////////////////////////
static inline void Syslog(const int, const char *format, ...)
__attribute__ ((format(printf, 2, 3)));
//////////////////////////////////////////////////////////////////////////////
// Inlines
//////////////////////////////////////////////////////////////////////////////
#ifdef DEBUG
#define DebugLevel 4 /// private debug level
#else
#define DebugLevel 0 /// private debug level
#endif
/**
** Syslog output function.
**
** - 0 fatal errors and errors
** - 1 warnings
** - 2 info
** - 3 important debug and fixme's
*/
static inline void Syslog(const int level, const char *format, ...)
{
if (SysLogLevel > level || DebugLevel > level) {
va_list ap;
va_start(ap, format);
vsyslog(LOG_ERR, format, ap);
va_end(ap);
}
}
/**
** Show error.
*/
#define Error(fmt...) Syslog(0, fmt)
/**
** Show fatal error.
*/
#define Fatal(fmt...) do { Error(fmt); abort(); } while (0)
/**
** Show warning.
*/
#define Warning(fmt...) Syslog(1, fmt)
/**
** Show info.
*/
#define Info(fmt...) Syslog(2, fmt)
/**
** Show debug.
*/
#ifdef DEBUG
#define Debug(level, fmt...) Syslog(level, fmt)
#else
#define Debug(level, fmt...) /* disabled */
#endif
#ifndef AV_NOPTS_VALUE
#define AV_NOPTS_VALUE INT64_C(0x8000000000000000)
#endif
/**
** Nice time-stamp string.
**
** @param ts dvb time stamp
*/
static inline const char *Timestamp2String(int64_t ts)
{
static char buf[4][16];
static int idx;
if (ts == (int64_t) AV_NOPTS_VALUE) {
return "--:--:--.---";
}
idx = (idx + 1) % 3;
snprintf(buf[idx], sizeof(buf[idx]), "%2d:%02d:%02d.%03d",
(int)(ts / (90 * 3600000)), (int)((ts / (90 * 60000)) % 60),
(int)((ts / (90 * 1000)) % 60), (int)((ts / 90) % 1000));
return buf[idx];
}
/**
** Get ticks in ms.
**
** @returns ticks in ms,
*/
static inline uint32_t GetMsTicks(void)
{
#ifdef CLOCK_MONOTONIC
struct timespec tspec;
clock_gettime(CLOCK_MONOTONIC, &tspec);
return (tspec.tv_sec * 1000) + (tspec.tv_nsec / (1000 * 1000));
#else
struct timeval tval;
if (gettimeofday(&tval, NULL) < 0) {
return 0;
}
return (tval.tv_sec * 1000) + (tval.tv_usec / 1000);
#endif
}
/// @}
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