/***************************************************************************** * desc_57.h: ETSI EN 300 468 Descriptor 0x57: Telephone descriptor ***************************************************************************** * Copyright (C) 2011 Unix Solutions Ltd. * * Authors: Georgi Chorbadzhiyski * * 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_57_H__ #define __BITSTREAM_DVB_DESC_57_H__ #include #include #ifdef __cplusplus extern "C" { #endif /***************************************************************************** * Descriptor 0x57: Telephone descriptor *****************************************************************************/ #define DESC57_HEADER_SIZE (DESC_HEADER_SIZE + 3) static inline void desc57_init(uint8_t *p_desc) { desc_set_tag(p_desc, 0x57); desc_set_length(p_desc, DESC57_HEADER_SIZE - DESC_HEADER_SIZE); p_desc[2] = 0xc0; p_desc[3] = 0x80; p_desc[4] = 0x80; } static inline bool desc57_get_foreign_availability(const uint8_t *p_desc) { return (p_desc[2] & 0x20) == 0x20; } static inline void desc57_set_foreign_availability(uint8_t *p_desc, bool b_foreign_availability) { p_desc[2] = b_foreign_availability ? (p_desc[2] | 0x20) : (p_desc[2] &~ 0x20); } static inline uint8_t desc57_get_connection_type(const uint8_t *p_desc) { return p_desc[2] & 0x1f; } static inline void desc57_set_connection_type(uint8_t *p_desc, uint8_t i_connection_type) { p_desc[2] = (p_desc[2] & 0xe0) | (i_connection_type & 0x1f); } static inline uint8_t desc57_get_country_prefix_length(const uint8_t *p_desc) { return (p_desc[3] & 0x60) >> 5; // x11xxxxx } static inline const char *desc57_get_country_prefix(const uint8_t *p_desc, uint8_t *i_length) { *i_length = desc57_get_country_prefix_length(p_desc); if (*i_length == 0) return NULL; return (const char *)p_desc + DESC57_HEADER_SIZE; } static inline void desc57_set_country_prefix(uint8_t *p_desc, const char *p_country_prefix, uint8_t i_length) { p_desc[3] = (p_desc[3] &~ 0x60) | ((i_length & 0x03) << 5); // x11xxxxx memcpy(p_desc + DESC57_HEADER_SIZE, p_country_prefix, i_length); } static inline uint8_t desc57_get_international_area_code_length(const uint8_t *p_desc) { return (p_desc[3] & 0x1c) >> 2; // xxx111xx } static inline const char *desc57_get_international_area_code(const uint8_t *p_desc, uint8_t *i_length) { *i_length = desc57_get_international_area_code_length(p_desc); if (*i_length == 0) return NULL; return (const char *)p_desc + DESC57_HEADER_SIZE + desc57_get_country_prefix_length(p_desc); } static inline void desc57_set_international_area_code(uint8_t *p_desc, const char *p_international_area_code, uint8_t i_length) { p_desc[3] = (p_desc[3] &~ 0x1c) | ((i_length & 0x07) << 2); // xxx111xx memcpy(p_desc + DESC57_HEADER_SIZE + desc57_get_country_prefix_length(p_desc), p_international_area_code, i_length); } static inline uint8_t desc57_get_operator_code_length(const uint8_t *p_desc) { return (p_desc[3] & 0x03); // xxxxxx11 } static inline const char *desc57_get_operator_code(const uint8_t *p_desc, uint8_t *i_length) { *i_length = desc57_get_operator_code_length(p_desc); if (*i_length == 0) return NULL; return (const char *)p_desc + DESC57_HEADER_SIZE + desc57_get_country_prefix_length(p_desc) + desc57_get_international_area_code_length(p_desc); } static inline void desc57_set_operator_code(uint8_t *p_desc, const char *p_operator_code, uint8_t i_length) { p_desc[3] = (p_desc[3] &~ 0x03) | (i_length & 0x03); // xxxxxx11 memcpy(p_desc + DESC57_HEADER_SIZE + desc57_get_country_prefix_length(p_desc) + desc57_get_international_area_code_length(p_desc), p_operator_code, i_length); } static inline uint8_t desc57_get_national_area_code_length(const uint8_t *p_desc) { return (p_desc[4] & 0x70) >> 4; // x111xxxx } static inline const char *desc57_get_national_area_code(const uint8_t *p_desc, uint8_t *i_length) { *i_length = desc57_get_national_area_code_length(p_desc); if (*i_length == 0) return NULL; return (const char *)p_desc + DESC57_HEADER_SIZE + desc57_get_country_prefix_length(p_desc) + desc57_get_international_area_code_length(p_desc) + desc57_get_operator_code_length(p_desc); } static inline void desc57_set_national_area_code(uint8_t *p_desc, const char *p_national_area_code, uint8_t i_length) { p_desc[4] = (p_desc[4] &~ 0x70) | ((i_length & 0x07) << 4); // x111xxxx memcpy(p_desc + DESC57_HEADER_SIZE + desc57_get_country_prefix_length(p_desc) + desc57_get_international_area_code_length(p_desc) + desc57_get_operator_code_length(p_desc), p_national_area_code, i_length); } static inline uint8_t desc57_get_core_number_length(const uint8_t *p_desc) { return (p_desc[4] & 0x0f); // xxxx1111 } static inline const char *desc57_get_core_number(const uint8_t *p_desc, uint8_t *i_length) { *i_length = desc57_get_core_number_length(p_desc); if (*i_length == 0) return NULL; return (const char *)p_desc + DESC57_HEADER_SIZE + desc57_get_country_prefix_length(p_desc) + desc57_get_international_area_code_length(p_desc) + desc57_get_operator_code_length(p_desc) + desc57_get_national_area_code_length(p_desc); } static inline void desc57_set_core_number(uint8_t *p_desc, const char *p_core_number, uint8_t i_length) { p_desc[4] = (p_desc[4] &~ 0x0f) | (i_length & 0x0f); memcpy(p_desc + DESC57_HEADER_SIZE + desc57_get_country_prefix_length(p_desc) + desc57_get_international_area_code_length(p_desc) + desc57_get_operator_code_length(p_desc) + desc57_get_national_area_code_length(p_desc), p_core_number, i_length); } static inline uint8_t desc57_get_phone_length(const uint8_t *p_desc) { return desc_get_length(p_desc) - (DESC57_HEADER_SIZE - DESC_HEADER_SIZE); } static inline const char *desc57_get_phone(const uint8_t *p_desc, uint8_t *i_length) { *i_length = desc57_get_phone_length(p_desc); if (*i_length == 0) return NULL; return (const char *)p_desc + DESC57_HEADER_SIZE; } static inline void desc57_set_length(uint8_t *p_desc) { desc_set_length(p_desc, DESC57_HEADER_SIZE - DESC_HEADER_SIZE + + desc57_get_country_prefix_length(p_desc) + desc57_get_international_area_code_length(p_desc) + desc57_get_operator_code_length(p_desc) + desc57_get_national_area_code_length(p_desc) + desc57_get_core_number_length(p_desc)); } static inline bool desc57_validate(const uint8_t *p_desc) { return (p_desc + DESC57_HEADER_SIZE + desc57_get_country_prefix_length(p_desc) + desc57_get_international_area_code_length(p_desc) + desc57_get_operator_code_length(p_desc) + desc57_get_national_area_code_length(p_desc) + desc57_get_core_number_length(p_desc)) == (p_desc + DESC_HEADER_SIZE + desc_get_length(p_desc)); } static inline void desc57_print(uint8_t *p_desc, f_print pf_print, void *opaque, print_type_t i_print_type) { uint8_t i_country_prefix_len, i_international_area_code_len, i_operator_code_len; uint8_t i_national_area_code_len, i_core_number_len, i_phone; const char *empty = ""; const char *p_country_prefix = desc57_get_country_prefix(p_desc, &i_country_prefix_len); const char *p_international_area_code = desc57_get_international_area_code(p_desc, &i_international_area_code_len); const char *p_operator_code = desc57_get_operator_code(p_desc, &i_operator_code_len); const char *p_national_area_code = desc57_get_national_area_code(p_desc, &i_national_area_code_len); const char *p_core_number = desc57_get_core_number(p_desc, &i_core_number_len); const char *p_phone = desc57_get_phone(p_desc, &i_phone); if (!p_country_prefix) p_country_prefix = empty; if (!p_international_area_code) p_international_area_code = empty; if (!p_operator_code) p_operator_code = empty; if (!p_national_area_code) p_national_area_code = empty; if (!p_core_number) p_core_number = empty; if (!p_phone) p_phone = empty; switch (i_print_type) { case PRINT_XML: pf_print(opaque, "", desc57_get_foreign_availability(p_desc), desc57_get_connection_type(p_desc), i_country_prefix_len, p_country_prefix, i_international_area_code_len, p_international_area_code, i_operator_code_len, p_operator_code, i_national_area_code_len, p_national_area_code, i_core_number_len, p_core_number, i_phone, p_phone ); break; default: pf_print(opaque, " - desc 57 telephone foreign_availability=%u connection_type=%u" " country_prefix=%.*s international_area_code=%.*s" " operator_code=%.*s national_area_code=%.*s" " core_number=%.*s phone=%.*s", desc57_get_foreign_availability(p_desc), desc57_get_connection_type(p_desc), i_country_prefix_len, p_country_prefix, i_international_area_code_len, p_international_area_code, i_operator_code_len, p_operator_code, i_national_area_code_len, p_national_area_code, i_core_number_len, p_core_number, i_phone, p_phone ); } } #ifdef __cplusplus } #endif #endif