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48 lines
1.5 KiB
48 lines
1.5 KiB
/*
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* section and descriptor parser
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*
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* Copyright (C) 2005 Kenneth Aafloy (kenneth@linuxtv.org)
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* Copyright (C) 2005 Andrew de Quincey (adq_dvb@lidskialf.net)
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#include <libucsi/dvb/rst_section.h>
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struct dvb_rst_section * dvb_rst_section_codec(struct section *section)
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{
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uint8_t * buf = (uint8_t *) section;
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size_t pos = sizeof(struct section);
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size_t len = section_length(section);
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struct dvb_rst_section * ret = (struct dvb_rst_section *) section;
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while (pos < len) {
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if ((pos + sizeof(struct dvb_rst_status)) > len)
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return NULL;
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bswap16(buf + pos);
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bswap16(buf + pos + 2);
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bswap16(buf + pos + 4);
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bswap16(buf + pos + 6);
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pos += sizeof(struct dvb_rst_status);
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}
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if (pos != len)
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return NULL;
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return ret;
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}
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