dtv-scan-tables.git - dtv-scan-tables Debian packaging

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Diffstat (limited to 'dvb-c/at-Vienna')

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/* * 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_ATSC_COMPONENT_NAME_DESCRIPTOR #define _UCSI_ATSC_COMPONENT_NAME_DESCRIPTOR 1 #ifdef __cplusplus extern "C" { #endif #include <libucsi/descriptor.h> #include <libucsi/endianops.h> #include <libucsi/types.h> #include <libucsi/atsc/types.h> /** * atsc_component_name_descriptor structure. */ struct atsc_component_name_descriptor { struct descriptor d; /* struct atsc_text text[] */ } __ucsi_packed; /** * Process an atsc_component_name_descriptor. * * @param d Generic descriptor pointer. * @return atsc_component_name_descriptor pointer, or NULL on error. */ static inline struct atsc_component_name_descriptor* atsc_component_name_descriptor_codec(struct descriptor* d) { uint8_t *txt = ((uint8_t*) d) + sizeof(struct atsc_component_name_descriptor); if (atsc_text_validate(txt, d->len)) return NULL; return (struct atsc_component_name_descriptor*) d; } /** * Accessor for the text field of an atsc_component_name_descriptor. * * @param d atsc_component_name_descriptor pointer. * @return Pointer to the atsc_text data, or NULL on error. */ static inline struct atsc_text* atsc_component_name_descriptor_text(struct atsc_component_name_descriptor *d) { uint8_t *txt = ((uint8_t*) d) + sizeof(struct atsc_component_name_descriptor); return (struct atsc_text*) txt; } /** * Accessor for the length of the text field of an atsc_component_name_descriptor_text. * * @param d atsc_component_name_descriptor pointer. * @return The length in bytes. */ static inline int atsc_component_name_descriptor_text_length(struct atsc_component_name_descriptor *d) { return d->d.len; } #ifdef __cplusplus } #endif #endif


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