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author | etobi <git@e-tobi.net> | 2013-09-03 09:48:41 +0200 |
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committer | etobi <git@e-tobi.net> | 2013-09-03 09:48:41 +0200 |
commit | ab959d7b4194715870128e616b8e29d4a101e488 (patch) | |
tree | 61a746231d30817be73416a7d67763fd677a1042 /lib/libesg/encapsulation/container.h | |
parent | 6b350466c4902c5b137e0efaf1d189128a7f18f5 (diff) | |
download | linux-dvb-apps-ab959d7b4194715870128e616b8e29d4a101e488.tar.gz |
Imported Upstream version 1.1.1+rev1207upstream/1.1.1+rev1207
Diffstat (limited to 'lib/libesg/encapsulation/container.h')
-rw-r--r-- | lib/libesg/encapsulation/container.h | 94 |
1 files changed, 94 insertions, 0 deletions
diff --git a/lib/libesg/encapsulation/container.h b/lib/libesg/encapsulation/container.h new file mode 100644 index 0000000..dc54ef2 --- /dev/null +++ b/lib/libesg/encapsulation/container.h @@ -0,0 +1,94 @@ +/* + * ESG parser + * + * Copyright (C) 2006 Stephane Este-Gracias (sestegra@free.fr) + * + * 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 _ESG_ENCAPSULATION_CONTAINER_H +#define _ESG_ENCAPSULATION_CONTAINER_H 1 + +#ifdef __cplusplus +extern "C" +{ +#endif + +#include <stdint.h> + +/** + * esg_container_structure structure. + */ +struct esg_container_structure { + uint8_t type; + uint8_t id; + uint32_t ptr; + uint32_t length; + + void *data; + + struct esg_container_structure *_next; +}; + +/** + * esg_container_header structure. + */ +struct esg_container_header { + uint8_t num_structures; + struct esg_container_structure *structure_list; +}; + +/** + * esg_container structure + */ +struct esg_container { + struct esg_container_header *header; + uint32_t structure_body_ptr; + uint32_t structure_body_length; + uint8_t *structure_body; +}; + +/** + * Process an esg_container. + * + * @param buffer Binary buffer to decode. + * @param size Binary buffer size. + * @return Pointer to an esg_container structure, or NULL on error. + */ +extern struct esg_container *esg_container_decode(uint8_t *buffer, uint32_t size); + +/** + * Free an esg_container. + * + * @param container Pointer to an esg_container structure. + */ +extern void esg_container_free(struct esg_container *container); + +/** + * Convenience iterator for structure_list field of an esg_container_header. + * + * @param container The esg_container_header pointer. + * @param structure Variable holding a pointer to the current esg_container_structure. + */ +#define esg_container_header_structure_list_for_each(header, structure) \ + for ((structure) = (header)->structure_list; \ + (structure); \ + (structure) = (structure)->_next) + +#ifdef __cplusplus +} +#endif + +#endif |