| Sven Eckelmann | c6c8fea | 2010-12-13 11:19:28 +0000 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2007-2010 B.A.T.M.A.N. contributors: |
| 3 | * |
| 4 | * Marek Lindner, Simon Wunderlich |
| 5 | * |
| 6 | * This program is free software; you can redistribute it and/or |
| 7 | * modify it under the terms of version 2 of the GNU General Public |
| 8 | * License as published by the Free Software Foundation. |
| 9 | * |
| 10 | * This program is distributed in the hope that it will be useful, but |
| 11 | * WITHOUT ANY WARRANTY; without even the implied warranty of |
| 12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 13 | * General Public License for more details. |
| 14 | * |
| 15 | * You should have received a copy of the GNU General Public License |
| 16 | * along with this program; if not, write to the Free Software |
| 17 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA |
| 18 | * 02110-1301, USA |
| 19 | * |
| 20 | */ |
| 21 | |
| 22 | #ifndef _NET_BATMAN_ADV_AGGREGATION_H_ |
| 23 | #define _NET_BATMAN_ADV_AGGREGATION_H_ |
| 24 | |
| 25 | #include "main.h" |
| 26 | |
| 27 | /* is there another aggregated packet here? */ |
| 28 | static inline int aggregated_packet(int buff_pos, int packet_len, int num_hna) |
| 29 | { |
| 30 | int next_buff_pos = buff_pos + BAT_PACKET_LEN + (num_hna * ETH_ALEN); |
| 31 | |
| 32 | return (next_buff_pos <= packet_len) && |
| 33 | (next_buff_pos <= MAX_AGGREGATION_BYTES); |
| 34 | } |
| 35 | |
| 36 | void add_bat_packet_to_list(struct bat_priv *bat_priv, |
| 37 | unsigned char *packet_buff, int packet_len, |
| 38 | struct batman_if *if_incoming, char own_packet, |
| 39 | unsigned long send_time); |
| 40 | void receive_aggr_bat_packet(struct ethhdr *ethhdr, unsigned char *packet_buff, |
| 41 | int packet_len, struct batman_if *if_incoming); |
| 42 | |
| 43 | #endif /* _NET_BATMAN_ADV_AGGREGATION_H_ */ |