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Diffstat (limited to 'lib/libesg/transport/session_partition_declaration.h')
| -rw-r--r-- | lib/libesg/transport/session_partition_declaration.h | 139 |
1 files changed, 139 insertions, 0 deletions
diff --git a/lib/libesg/transport/session_partition_declaration.h b/lib/libesg/transport/session_partition_declaration.h new file mode 100644 index 0000000..8f2fa1a --- /dev/null +++ b/lib/libesg/transport/session_partition_declaration.h @@ -0,0 +1,139 @@ +/* + * 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_TRANSPORT_SESSION_PARTITION_DECLARATION_H +#define _ESG_TRANSPORT_SESSION_PARTITION_DECLARATION_H 1 + +#ifdef __cplusplus +extern "C" +{ +#endif + +#include <libesg/types.h> + +/** + * esg_session_field structure. + */ +struct esg_session_field { + uint16_t identifier; + uint16_t encoding; + uint8_t length; + + struct esg_session_field *_next; +}; + +/** + * esg_session_ip_stream_field_value union. + */ +union esg_session_ip_stream_field_value { + uint8_t *string; + uint16_t unsigned_short; +}; + +/** + * esg_session_ip_stream_field structure. + */ +struct esg_session_ip_stream_field { + union esg_session_ip_stream_field_value *start_field_value; + union esg_session_ip_stream_field_value *end_field_value; + + struct esg_session_ip_stream_field *_next; +}; + +/** + * esg_session_ip_stream structure. + */ +struct esg_session_ip_stream { + uint8_t id; + union esg_ip_address source_ip; + union esg_ip_address destination_ip; + uint16_t port; + uint16_t session_id; + struct esg_session_ip_stream_field *field_list; + + struct esg_session_ip_stream *_next; +}; + +/** + * esg_session_partition_declaration structure. + */ +struct esg_session_partition_declaration { + uint8_t num_fields; + uint8_t overlapping; + struct esg_session_field *field_list; + uint8_t n_o_ip_streams; + uint8_t ip_version_6; + struct esg_session_ip_stream *ip_stream_list; +}; + +/** + * Process an esg_session_partition_declaration. + * + * @param buffer Binary buffer to decode. + * @param size Binary buffer size. + * @return Pointer to an esg_session_partition_declaration structure, or NULL on error. + */ +extern struct esg_session_partition_declaration *esg_session_partition_declaration_decode(uint8_t *buffer, uint32_t size); + +/** + * Free an esg_session_partition_declaration. + * + * @param esg Pointer to an esg_session_partition_declaration structure. + */ +extern void esg_session_partition_declaration_free(struct esg_session_partition_declaration *partition); + +/** + * Convenience iterator for field_list field of an esg_session_partition_declaration. + * + * @param partition The esg_session_partition_declaration pointer. + * @param field Variable holding a pointer to the current esg_session_field. + */ +#define esg_session_partition_declaration_field_list_for_each(partition, field) \ + for ((field) = (partition)->field_list; \ + (field); \ + (field) = (field)->_next) + +/** + * Convenience iterator for ip_stream_list field of an esg_session_partition_declaration. + * + * @param partition The esg_session_partition_declaration pointer. + * @param ip_stream Variable holding a pointer to the current esg_session_ip_stream. + */ +#define esg_session_partition_declaration_ip_stream_list_for_each(partition, ip_stream) \ + for ((ip_stream) = (partition)->ip_stream_list; \ + (ip_stream); \ + (ip_stream) = (ip_stream)->_next) + +/** + * Convenience iterator for field_list field of an esg_session_ip_stream. + * + * @param ip_stream The esg_session_ip_stream pointer. + * @param field Variable holding a pointer to the current esg_session_ip_stream. + */ +#define esg_session_ip_stream_field_list_for_each(ip_stream, field) \ + for ((field) = (ip_stream)->field_list; \ + (field); \ + (field) = (field)->_next) + +#ifdef __cplusplus +} +#endif + +#endif |