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62 lines
1.7 KiB
C
62 lines
1.7 KiB
C
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/*
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Serval Daemon
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Copyright (C) 2012 Serval Project Inc.
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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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 General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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#ifndef _SERVALD_OVERLAY_PACKET_H
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#define _SERVALD_OVERLAY_PACKET_H
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#include "overlay_address.h"
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#include "serval.h"
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struct overlay_frame {
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struct overlay_frame *prev;
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struct overlay_frame *next;
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unsigned int type;
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unsigned int modifiers;
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unsigned char ttl;
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/* Mark which interfaces the frame has been sent on,
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so that we can ensure that broadcast frames get sent
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exactly once on each interface */
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int sendBroadcast;
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unsigned char broadcast_sent_via[OVERLAY_MAX_INTERFACES];
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struct broadcast broadcast_id;
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// null if destination is broadcast
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struct subscriber *destination;
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struct subscriber *source;
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/* IPv4 node frame was received from (if applicable) */
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struct sockaddr *recvaddr;
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/* Actual payload */
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struct overlay_buffer *payload;
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time_ms_t enqueued_at;
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};
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int op_free(struct overlay_frame *p);
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struct overlay_frame *op_dup(struct overlay_frame *f);
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#endif
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