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73 lines
2.6 KiB
C
73 lines
2.6 KiB
C
/*-
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* SPDX-License-Identifier: BSD-2-Clause
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*
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* Copyright (c) 2010-2011 Monthadar Al Jaberi, TerraNet AB
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* All rights reserved.
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*
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* Copyright (c) 2002-2009 Sam Leffler, Errno Consulting
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer,
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* without modification.
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* 2. Redistributions in binary form must reproduce at minimum a disclaimer
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* similar to the "NO WARRANTY" disclaimer below ("Disclaimer") and any
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* redistribution must be conditioned upon including a substantially
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* similar Disclaimer requirement for further binary redistribution.
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*
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* NO WARRANTY
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF NONINFRINGEMENT, MERCHANTIBILITY
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* AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
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* THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY,
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* OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
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* IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
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* THE POSSIBILITY OF SUCH DAMAGES.
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*/
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#ifndef __DEV_WTAP_MEDIUM_H__
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#define __DEV_WTAP_MEDIUM_H__
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#include "if_wtapvar.h"
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#include "wtap_hal/handler.h"
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struct packet {
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STAILQ_ENTRY(packet) pf_list;
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struct mbuf * m;
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int id;
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};
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typedef STAILQ_HEAD(, packet) md_pkthead;
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struct wtap_medium {
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struct mtx md_mtx;
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#if 0
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int visibility[MAX_NBR_WTAP];
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struct stailhead *headp;
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packet_head pktbuf;
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STAILQ_HEAD(stailhead, packet) pktbuf;
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STAILQ_HEAD(stailhead, packet) pktbuf;
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/* = STAILQ_HEAD_INITIALIZER(head); */
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#endif
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/* 0 means we drop packets, 1 we queue them */
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int open;
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md_pkthead md_pktbuf; /* master queue */
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struct eventhandler *tx_handler;
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struct timehandler *bc_handler;
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};
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extern void init_medium(struct wtap_medium *);
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extern void deinit_medium(struct wtap_medium *);
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extern void medium_open(struct wtap_medium *);
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extern void medium_close(struct wtap_medium *);
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extern int medium_transmit(struct wtap_medium *, int id, struct mbuf*);
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extern struct packet *medium_get_next_packet(struct wtap_medium *);
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#endif /* __DEV_WTAP_MEDIUM_H__ */
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