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-rw-r--r--lib/libesg/encapsulation/container.h94
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diff --git a/lib/libesg/encapsulation/container.h b/lib/libesg/encapsulation/container.h
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+/*
+ * 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