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292 lines
11 KiB
292 lines
11 KiB
/*****************************************************************************
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* desc_57.h: ETSI EN 300 468 Descriptor 0x57: Telephone descriptor
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*****************************************************************************
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* Copyright (C) 2011 Unix Solutions Ltd.
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*
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* Authors: Georgi Chorbadzhiyski <georgi@unixsol.org>
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*
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* Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sublicense, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject
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* to the following conditions:
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*
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* The above copyright notice and this permission notice shall be
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* included in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
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* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
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* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*****************************************************************************/
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/*
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* Normative references:
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* - ETSI EN 300 468 V1.11.1 (2010-04) (SI in DVB systems)
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*/
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#ifndef __BITSTREAM_DVB_DESC_57_H__
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#define __BITSTREAM_DVB_DESC_57_H__
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#include <bitstream/common.h>
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#include <bitstream/mpeg/psi/descriptors.h>
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#ifdef __cplusplus
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extern "C"
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{
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#endif
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/*****************************************************************************
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* Descriptor 0x57: Telephone descriptor
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*****************************************************************************/
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#define DESC57_HEADER_SIZE (DESC_HEADER_SIZE + 3)
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static inline void desc57_init(uint8_t *p_desc)
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{
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desc_set_tag(p_desc, 0x57);
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desc_set_length(p_desc, DESC57_HEADER_SIZE - DESC_HEADER_SIZE);
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p_desc[2] = 0xc0;
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p_desc[3] = 0x80;
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p_desc[4] = 0x80;
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}
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static inline bool desc57_get_foreign_availability(const uint8_t *p_desc)
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{
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return (p_desc[2] & 0x20) == 0x20;
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}
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static inline void desc57_set_foreign_availability(uint8_t *p_desc, bool b_foreign_availability)
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{
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p_desc[2] = b_foreign_availability ? (p_desc[2] | 0x20) : (p_desc[2] &~ 0x20);
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}
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static inline uint8_t desc57_get_connection_type(const uint8_t *p_desc)
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{
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return p_desc[2] & 0x1f;
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}
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static inline void desc57_set_connection_type(uint8_t *p_desc, uint8_t i_connection_type)
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{
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p_desc[2] = (p_desc[2] & 0xe0) | (i_connection_type & 0x1f);
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}
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static inline uint8_t desc57_get_country_prefix_length(const uint8_t *p_desc)
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{
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return (p_desc[3] & 0x60) >> 5; // x11xxxxx
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}
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static inline const char *desc57_get_country_prefix(const uint8_t *p_desc, uint8_t *i_length)
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{
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*i_length = desc57_get_country_prefix_length(p_desc);
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if (*i_length == 0) return NULL;
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return (const char *)p_desc + DESC57_HEADER_SIZE;
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}
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static inline void desc57_set_country_prefix(uint8_t *p_desc, const char *p_country_prefix, uint8_t i_length)
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{
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p_desc[3] = (p_desc[3] &~ 0x60) | ((i_length & 0x03) << 5); // x11xxxxx
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memcpy(p_desc + DESC57_HEADER_SIZE, p_country_prefix, i_length);
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}
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static inline uint8_t desc57_get_international_area_code_length(const uint8_t *p_desc)
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{
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return (p_desc[3] & 0x1c) >> 2; // xxx111xx
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}
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static inline const char *desc57_get_international_area_code(const uint8_t *p_desc, uint8_t *i_length)
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{
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*i_length = desc57_get_international_area_code_length(p_desc);
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if (*i_length == 0) return NULL;
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return (const char *)p_desc + DESC57_HEADER_SIZE
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+ desc57_get_country_prefix_length(p_desc);
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}
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static inline void desc57_set_international_area_code(uint8_t *p_desc, const char *p_international_area_code, uint8_t i_length)
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{
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p_desc[3] = (p_desc[3] &~ 0x1c) | ((i_length & 0x07) << 2); // xxx111xx
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memcpy(p_desc + DESC57_HEADER_SIZE
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+ desc57_get_country_prefix_length(p_desc),
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p_international_area_code, i_length);
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}
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static inline uint8_t desc57_get_operator_code_length(const uint8_t *p_desc)
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{
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return (p_desc[3] & 0x03); // xxxxxx11
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}
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static inline const char *desc57_get_operator_code(const uint8_t *p_desc, uint8_t *i_length)
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{
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*i_length = desc57_get_operator_code_length(p_desc);
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if (*i_length == 0) return NULL;
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return (const char *)p_desc + DESC57_HEADER_SIZE
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+ desc57_get_country_prefix_length(p_desc)
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+ desc57_get_international_area_code_length(p_desc);
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}
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static inline void desc57_set_operator_code(uint8_t *p_desc, const char *p_operator_code, uint8_t i_length)
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{
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p_desc[3] = (p_desc[3] &~ 0x03) | (i_length & 0x03); // xxxxxx11
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memcpy(p_desc + DESC57_HEADER_SIZE
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+ desc57_get_country_prefix_length(p_desc)
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+ desc57_get_international_area_code_length(p_desc),
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p_operator_code, i_length);
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}
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static inline uint8_t desc57_get_national_area_code_length(const uint8_t *p_desc)
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{
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return (p_desc[4] & 0x70) >> 4; // x111xxxx
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}
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static inline const char *desc57_get_national_area_code(const uint8_t *p_desc, uint8_t *i_length)
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{
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*i_length = desc57_get_national_area_code_length(p_desc);
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if (*i_length == 0) return NULL;
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return (const char *)p_desc + DESC57_HEADER_SIZE
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+ desc57_get_country_prefix_length(p_desc)
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+ desc57_get_international_area_code_length(p_desc)
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+ desc57_get_operator_code_length(p_desc);
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}
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static inline void desc57_set_national_area_code(uint8_t *p_desc, const char *p_national_area_code, uint8_t i_length)
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{
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p_desc[4] = (p_desc[4] &~ 0x70) | ((i_length & 0x07) << 4); // x111xxxx
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memcpy(p_desc + DESC57_HEADER_SIZE
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+ desc57_get_country_prefix_length(p_desc)
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+ desc57_get_international_area_code_length(p_desc)
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+ desc57_get_operator_code_length(p_desc),
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p_national_area_code, i_length);
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}
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static inline uint8_t desc57_get_core_number_length(const uint8_t *p_desc)
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{
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return (p_desc[4] & 0x0f); // xxxx1111
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}
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static inline const char *desc57_get_core_number(const uint8_t *p_desc, uint8_t *i_length)
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{
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*i_length = desc57_get_core_number_length(p_desc);
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if (*i_length == 0) return NULL;
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return (const char *)p_desc + DESC57_HEADER_SIZE
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+ desc57_get_country_prefix_length(p_desc)
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+ desc57_get_international_area_code_length(p_desc)
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+ desc57_get_operator_code_length(p_desc)
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+ desc57_get_national_area_code_length(p_desc);
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}
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static inline void desc57_set_core_number(uint8_t *p_desc, const char *p_core_number, uint8_t i_length)
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{
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p_desc[4] = (p_desc[4] &~ 0x0f) | (i_length & 0x0f);
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memcpy(p_desc + DESC57_HEADER_SIZE
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+ desc57_get_country_prefix_length(p_desc)
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+ desc57_get_international_area_code_length(p_desc)
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+ desc57_get_operator_code_length(p_desc)
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+ desc57_get_national_area_code_length(p_desc),
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p_core_number, i_length);
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}
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static inline uint8_t desc57_get_phone_length(const uint8_t *p_desc)
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{
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return desc_get_length(p_desc) - (DESC57_HEADER_SIZE - DESC_HEADER_SIZE);
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}
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static inline const char *desc57_get_phone(const uint8_t *p_desc, uint8_t *i_length)
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{
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*i_length = desc57_get_phone_length(p_desc);
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if (*i_length == 0) return NULL;
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return (const char *)p_desc + DESC57_HEADER_SIZE;
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}
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static inline void desc57_set_length(uint8_t *p_desc)
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{
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desc_set_length(p_desc, DESC57_HEADER_SIZE - DESC_HEADER_SIZE +
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+ desc57_get_country_prefix_length(p_desc)
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+ desc57_get_international_area_code_length(p_desc)
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+ desc57_get_operator_code_length(p_desc)
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+ desc57_get_national_area_code_length(p_desc)
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+ desc57_get_core_number_length(p_desc));
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}
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static inline bool desc57_validate(const uint8_t *p_desc)
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{
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return (p_desc + DESC57_HEADER_SIZE
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+ desc57_get_country_prefix_length(p_desc)
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+ desc57_get_international_area_code_length(p_desc)
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+ desc57_get_operator_code_length(p_desc)
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+ desc57_get_national_area_code_length(p_desc)
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+ desc57_get_core_number_length(p_desc))
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== (p_desc + DESC_HEADER_SIZE + desc_get_length(p_desc));
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}
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static inline void desc57_print(uint8_t *p_desc, f_print pf_print,
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void *opaque, print_type_t i_print_type)
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{
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uint8_t i_country_prefix_len, i_international_area_code_len, i_operator_code_len;
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uint8_t i_national_area_code_len, i_core_number_len, i_phone;
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const char *empty = "";
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const char *p_country_prefix = desc57_get_country_prefix(p_desc, &i_country_prefix_len);
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const char *p_international_area_code = desc57_get_international_area_code(p_desc, &i_international_area_code_len);
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const char *p_operator_code = desc57_get_operator_code(p_desc, &i_operator_code_len);
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const char *p_national_area_code = desc57_get_national_area_code(p_desc, &i_national_area_code_len);
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const char *p_core_number = desc57_get_core_number(p_desc, &i_core_number_len);
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const char *p_phone = desc57_get_phone(p_desc, &i_phone);
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if (!p_country_prefix) p_country_prefix = empty;
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if (!p_international_area_code) p_international_area_code = empty;
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if (!p_operator_code) p_operator_code = empty;
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if (!p_national_area_code) p_national_area_code = empty;
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if (!p_core_number) p_core_number = empty;
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if (!p_phone) p_phone = empty;
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switch (i_print_type) {
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case PRINT_XML:
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pf_print(opaque,
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"<TELEPHONE_DESC foreign_availability=\"%u\" connection_type=\"%u\""
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" country_prefix=\"%.*s\" international_area_code=\"%.*s\""
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" operator_code=\"%.*s\" national_area_code=\"%.*s\""
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" core_number=\"%.*s\" full_telephone=\"%.*s\"/>",
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desc57_get_foreign_availability(p_desc),
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desc57_get_connection_type(p_desc),
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i_country_prefix_len, p_country_prefix,
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i_international_area_code_len, p_international_area_code,
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i_operator_code_len, p_operator_code,
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i_national_area_code_len, p_national_area_code,
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i_core_number_len, p_core_number,
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i_phone, p_phone
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);
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break;
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default:
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pf_print(opaque,
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" - desc 57 telephone foreign_availability=%u connection_type=%u"
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" country_prefix=%.*s international_area_code=%.*s"
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" operator_code=%.*s national_area_code=%.*s"
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" core_number=%.*s phone=%.*s",
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desc57_get_foreign_availability(p_desc),
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desc57_get_connection_type(p_desc),
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i_country_prefix_len, p_country_prefix,
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i_international_area_code_len, p_international_area_code,
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i_operator_code_len, p_operator_code,
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i_national_area_code_len, p_national_area_code,
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i_core_number_len, p_core_number,
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i_phone, p_phone
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);
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}
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}
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#ifdef __cplusplus
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}
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#endif
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#endif
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