Commit cd51369a authored by Roberto Corno's avatar Roberto Corno Committed by Jean-Paul Saman

Add descriptor 0x40

Signed-off-by: default avatarJean-Paul Saman <jpsaman@videolan.org>
parent d5389aa8
...@@ -46,6 +46,7 @@ ...@@ -46,6 +46,7 @@
#include "dr_0d.h" #include "dr_0d.h"
#include "dr_0e.h" #include "dr_0e.h"
#include "dr_0f.h" #include "dr_0f.h"
#include "dr_40.h"
#include "dr_42.h" #include "dr_42.h"
#include "dr_43.h" #include "dr_43.h"
#include "dr_44.h" #include "dr_44.h"
......
/*
* dr_40.c
* Copyright (C) 2001-2011 VideoLAN
*
* Authors: rcorno (Nov 22, 2011)
*
* 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
*
*****************************************************************************/
#include "config.h"
#include <stdio.h>
#include <stdlib.h>
#include <stdbool.h>
#include <string.h>
#if defined(HAVE_INTTYPES_H)
#include <inttypes.h>
#elif defined(HAVE_STDINT_H)
#include <stdint.h>
#endif
#include "../dvbpsi.h"
#include "../dvbpsi_private.h"
#include "../descriptor.h"
#include "dr_40.h"
/*****************************************************************************
* dvbpsi_DecodeNetworkNameDr
*****************************************************************************/
dvbpsi_network_name_dr_t* dvbpsi_DecodeNetworkNameDr(
dvbpsi_descriptor_t * p_descriptor)
{
dvbpsi_network_name_dr_t * p_decoded;
/* Check the tag */
if (p_descriptor->i_tag != 0x40)
return NULL;
/* Don't decode twice */
if (p_descriptor->p_decoded)
return p_descriptor->p_decoded;
/* Allocate memory */
p_decoded = (dvbpsi_network_name_dr_t*)calloc(1, sizeof(dvbpsi_network_name_dr_t));
if (!p_decoded)
return NULL;
/* Decode data */
p_decoded->i_name_length = p_descriptor->i_length <= 255 ?
p_descriptor->i_lenght : 255;
if (p_decoded->i_name_length)
memcpy(p_decoded->i_name_byte,
p_descriptor->p_data,
p_decoded->i_name_length);
p_descriptor->p_decoded = (void*)p_decoded;
return p_decoded;
}
/*****************************************************************************
* dvbpsi_GenNetworkNameDr
*****************************************************************************/
dvbpsi_descriptor_t * dvbpsi_GenNetworkNameDr(
dvbpsi_network_name_dr_t * p_decoded,
bool b_duplicate)
{
/* Create the descriptor */
dvbpsi_descriptor_t * p_descriptor =
dvbpsi_NewDescriptor(0x40, p_decoded->i_name_length, NULL);
if (!p_descriptor)
return NULL;
/* Encode data */
if (p_decoded->i_name_length)
memcpy(p_descriptor->p_data,
p_decoded->i_name_byte,
p_decoded->i_name_length);
if (b_duplicate)
{
/* Duplicate decoded data */
dvbpsi_network_name_dr_t * p_dup_decoded =
(dvbpsi_network_name_dr_t*)calloc(1, sizeof(dvbpsi_network_name_dr_t));
if(p_dup_decoded)
memcpy(p_dup_decoded, p_decoded, sizeof(dvbpsi_network_name_dr_t));
p_descriptor->p_decoded = (void*)p_dup_decoded;
}
return p_descriptor;
}
/*****************************************************************************
* dr_40.h
* Copyright (C) 2001-2011 VideoLAN
*
* Authors: rcorno (Nov 22, 2011)
*
* 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
*
*****************************************************************************/
/*!
* \file <dr_40.h>
* \author Corno Roberto <corno.roberto@gmail.com>
* \brief Application interface for the DVB "network name"
* descriptor decoder and generator.
*
* Application interface for the DVB "network name" descriptor
* decoder and generator. This descriptor's definition can be found in
* ETSI EN 300 468 section 6.2.27.
*/
#ifndef DR_40_H_
#define DR_40_H_
#ifdef __cplusplus
extern "C" {
#endif
/*****************************************************************************
* dvbpsi_network_name_dr_t
*****************************************************************************/
/*!
* \struct dvbpsi_network_name_dr_t
* \brief "network name" descriptor structure.
*
* This structure is used to store a decoded "network name"
* descriptor. (ETSI EN 300 468 section 6.2.27).
*/
/*!
* \typedef struct dvbpsi_network_nameg_dr_s dvbpsi_network_name_dr_t
* \brief dvbpsi_network_name_dr_t type definition.
*/
typedef struct dvbpsi_network_name_dr_s
{
uint8_t i_name_length; /*!< length of the i_name_byte
array */
uint8_t i_name_byte[255]; /*!< the name of the delivery system */
} dvbpsi_network_name_dr_t;
/*****************************************************************************
* dvbpsi_DecodeNetworkNameDr
*****************************************************************************/
/*!
* \fn dvbpsi_network_name_dr_t * dvbpsi_DecodeNetworkNameDr(
dvbpsi_descriptor_t * p_descriptor)
* \brief "network name" descriptor decoder.
* \param p_descriptor pointer to the descriptor structure
* \return a pointer to a new "network name" descriptor structure
* which contains the decoded data.
*/
dvbpsi_network_name_dr_t* dvbpsi_DecodeNetworkNameDr(
dvbpsi_descriptor_t * p_descriptor);
/*****************************************************************************
* dvbpsi_GenNetworkNameDr
*****************************************************************************/
/*!
* \fn dvbpsi_descriptor_t * dvbpsi_GenNetworkNameDr(
dvbpsi_network_name_dr_t * p_decoded, int b_duplicate)
* \brief "network name" descriptor generator.
* \param p_decoded pointer to a decoded "network name" descriptor
* structure
* \param b_duplicate if non zero then duplicate the p_decoded structure into
* the descriptor
* \return a pointer to a new descriptor structure which contains encoded data.
*/
dvbpsi_descriptor_t * dvbpsi_GenNetworkNameDr(
dvbpsi_network_name_dr_t * p_decoded,
bool b_duplicate);
#ifdef __cplusplus
};
#endif
#else
#error "Multiple inclusions of dr_40.h"
#endif
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