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/*
* section and descriptor parser
*
* Copyright (C) 2005 Andrew de Quincey (adq_dvb@lidskialf.net)
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
*/
#ifndef _UCSI_DVB_TYPES_H
#define _UCSI_DVB_TYPES_H 1
#ifdef __cplusplus
extern "C"
{
#endif
#include <stdint.h>
#include <time.h>
typedef uint8_t dvbdate_t[5];
typedef uint8_t dvbduration_t[3];
typedef uint8_t dvbhhmm_t[2];
/**
* Running status values.
*/
enum {
DVB_RUNNING_STATUS_NOT_RUNNING = 0x01,
DVB_RUNNING_STATUS_FEW_SECONDS = 0x02,
DVB_RUNNING_STATUS_PAUSING = 0x03,
DVB_RUNNING_STATUS_RUNNING = 0x04,
};
/**
* Convert from a 5 byte DVB UTC date to unix time.
* Note: this functions expects the DVB date in network byte order.
*
* @param d Pointer to DVB date.
* @return The unix timestamp, or -1 if the dvbdate was set to the 'undefined' value
*/
extern time_t dvbdate_to_unixtime(dvbdate_t dvbdate);
/**
* Convert from a unix timestemp to a 5 byte DVB UTC date.
* Note: this function will always output the DVB date in
* network byte order.
*
* @param unixtime The unix timestamp, or -1 for the 'undefined' value.
* @param utc Pointer to 5 byte DVB date.
*/
extern void unixtime_to_dvbdate(time_t unixtime, dvbdate_t dvbdate);
/**
* Convert from a DVB BCD duration to a number of seconds.
*
* @param dvbduration Pointer to 3 byte DVB duration.
* @return Number of seconds.
*/
extern int dvbduration_to_seconds(dvbduration_t dvbduration);
/**
* Convert from a number of seconds to a DVB 3 byte BCD duration.
*
* @param seconds The number of seconds.
* @param dvbduration Pointer to 3 byte DVB duration.
*/
extern void seconds_to_dvbduration(int seconds, dvbduration_t dvbduration);
/**
* Convert from a DVB BCD HHMM to a number of seconds.
*
* @param dvbduration Pointer to 2 byte DVB HHMM.
* @return Number of seconds.
*/
extern int dvbhhmm_to_seconds(dvbhhmm_t dvbhhmm);
/**
* Convert from a number of seconds to a DVB 2 byte BCD HHMM.
*
* @param seconds The number of seconds.
* @param dvbduration Pointer to 2 byte DVB HHMM.
*/
extern void seconds_to_dvbhhmm(int seconds, dvbhhmm_t dvbhhmm);
/**
* Convert a __ucsi_packed BCD value into a normal integer.
*
* @param bcd The value to convert.
* @return The value.
*/
extern uint32_t bcd_to_integer(uint32_t bcd);
/**
* Convert a normal integer into a __ucsi_packed BCD value.
*
* @param integer The value to convert.
* @return The value.
*/
extern uint32_t integer_to_bcd(uint32_t integer);
/**
* Determine the (iconv compatable) character set of a dvb string.
*
* @param dvb_text DVB text concerned.
* @param dvb_text_length Length of text.
* @param consumed Out parameter of number of bytes used to encode the character set.
* @return Name of the character set.
*/
extern const char *dvb_charset(char *dvb_text, int dvb_text_length, int *consumed);
#ifdef __cplusplus
}
#endif
#endif
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