54 lines
1.5 KiB
C
54 lines
1.5 KiB
C
/* Routines for generating and parsing messages */
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/* (C) 2011 by Holger Hans Peter Freyther <zecke@selfish.org>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program 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
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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#pragma once
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#include "xua_types.h"
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#include <osmocom/core/linuxlist.h>
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struct msgb;
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struct xua_msg {
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struct xua_common_hdr hdr;
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struct llist_head headers;
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};
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struct xua_msg_part {
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struct llist_head entry;
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uint16_t tag;
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uint16_t len;
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uint8_t *dat;
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/* TODO: keep small data in the struct for perf reasons */
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};
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struct xua_msg *xua_msg_alloc(void);
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void xua_msg_free(struct xua_msg *msg);
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int xua_msg_add_data(struct xua_msg *msg, uint16_t tag, uint16_t len, uint8_t *dat);
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struct xua_msg_part *xua_msg_find_tag(struct xua_msg *msg, uint16_t tag);
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struct xua_msg *xua_from_msg(const int version, uint16_t len, uint8_t *data);
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struct msgb *xua_to_msg(const int version, struct xua_msg *msg);
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void xua_set_log_area(int log_area);
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