/* * section and descriptor parser * * Copyright (C) 2005 Kenneth Aafloy (kenneth@linuxtv.org) * 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_RNT_RAR_OVER_IP_DESCRIPTOR #define _UCSI_DVB_RNT_RAR_OVER_IP_DESCRIPTOR 1 #ifdef __cplusplus extern "C" { #endif #include #include /** * dvb_rnt_rar_over_ip_descriptor structure. */ struct dvb_rnt_rar_over_ip_descriptor { struct descriptor d; dvbdate_t first_valid_date; dvbdate_t last_valid_date; EBIT3(uint8_t weighting : 6; , uint8_t complete_flag : 1; , uint8_t reserved : 1; ); uint8_t url_length; /* uint8_t url[] */ } __ucsi_packed; /** * Process a dvb_rnt_rar_over_ip_descriptor. * * @param d Generic descriptor pointer. * @return dvb_rnt_rar_over_ip_descriptor pointer, or NULL on error. */ static inline struct dvb_rnt_rar_over_ip_descriptor* dvb_rnt_rar_over_ip_descriptor_codec(struct descriptor* d) { uint8_t *buf = (uint8_t*) d; uint32_t len = d->len + 2; struct dvb_rnt_rar_over_ip_descriptor *ret = (struct dvb_rnt_rar_over_ip_descriptor *) buf; if (len < sizeof(struct dvb_rnt_rar_over_ip_descriptor)) return NULL; if (len < (sizeof(struct dvb_rnt_rar_over_ip_descriptor) + buf[13])) return NULL; return ret; } /** * Accessor for the url field of a dvb_rnt_rar_over_ip_descriptor. * * @param d dvb_rnt_rar_over_ip_descriptor pointer. * @return Pointer. */ static inline uint8_t* dvb_rnt_rar_over_ip_descriptor_url(struct dvb_rnt_rar_over_ip_descriptor *d) { return (uint8_t*) ((uint8_t*) d + sizeof(struct dvb_rnt_rar_over_ip_descriptor)); } #ifdef __cplusplus } #endif #endif