Bitstream by VideoLAN
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/*****************************************************************************
* desc_5f.h: ETSI EN 300 468 Descriptor 0x5f: Private data specifier
*****************************************************************************
* Copyright (C) 2009-2010 VideoLAN
*
* Authors: Christophe Massiot <massiot@via.ecp.fr>
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject
* to the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*****************************************************************************/
/*
* Normative references:
* - ETSI EN 300 468 V1.11.1 (2010-04) (SI in DVB systems)
*/
#ifndef __BITSTREAM_DVB_DESC_5F_H__
#define __BITSTREAM_DVB_DESC_5F_H__
#include <bitstream/common.h>
#include <bitstream/mpeg/psi/descriptors.h>
#ifdef __cplusplus
extern "C"
{
#endif
/*****************************************************************************
* Descriptor 0x5f: Private data specifier descriptor
*****************************************************************************/
#define DESC5F_HEADER_SIZE (DESC_HEADER_SIZE + 4)
static inline void desc5f_init(uint8_t *p_desc)
{
desc_set_tag(p_desc, 0x5f);
}
static inline uint32_t desc5f_get_specifier(const uint8_t *p_desc)
{
return (p_desc[2] << 24) | (p_desc[3] << 16) |
(p_desc[4] << 8) | p_desc[5];
}
static inline bool desc5f_validate(const uint8_t *p_desc)
{
return desc_get_length(p_desc) >= DESC5F_HEADER_SIZE - DESC_HEADER_SIZE;
}
static inline void desc5f_print(const uint8_t *p_desc, f_print pf_print,
void *opaque, print_type_t i_print_type)
{
switch (i_print_type) {
case PRINT_XML:
pf_print(opaque, "<PRIVATE_DATA_SPECIFIER_DESC specifier=\"%u\" />",
desc5f_get_specifier(p_desc));
break;
default:
pf_print(opaque, " - desc 5f private data specifier=%u",
desc5f_get_specifier(p_desc));
}
}
#ifdef __cplusplus
}
#endif
#endif