Andrew Lunn | 5beef3c | 2009-11-09 21:20:10 +0100 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright (C) 2007-2009 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 | |
| 23 | |
| 24 | |
| 25 | |
| 26 | #ifndef TYPES_H |
| 27 | #define TYPES_H |
| 28 | |
| 29 | #include "packet.h" |
| 30 | #include "bitarray.h" |
| 31 | |
| 32 | #define BAT_HEADER_LEN (sizeof(struct ethhdr) + ((sizeof(struct unicast_packet) > sizeof(struct bcast_packet) ? sizeof(struct unicast_packet) : sizeof(struct bcast_packet)))) |
| 33 | |
| 34 | |
| 35 | struct batman_if { |
| 36 | struct list_head list; |
| 37 | int16_t if_num; |
| 38 | char *dev; |
| 39 | char if_active; |
| 40 | char addr_str[ETH_STR_LEN]; |
| 41 | struct net_device *net_dev; |
| 42 | struct socket *raw_sock; |
| 43 | atomic_t seqno; |
| 44 | unsigned char *packet_buff; |
| 45 | int packet_len; |
| 46 | struct rcu_head rcu; |
| 47 | |
| 48 | }; |
| 49 | |
| 50 | struct orig_node { /* structure for orig_list maintaining nodes of mesh */ |
| 51 | uint8_t orig[ETH_ALEN]; |
| 52 | struct neigh_node *router; |
| 53 | struct batman_if *batman_if; |
| 54 | TYPE_OF_WORD *bcast_own; |
| 55 | uint8_t *bcast_own_sum; |
| 56 | uint8_t tq_own; |
| 57 | int tq_asym_penalty; |
| 58 | unsigned long last_valid; /* when last packet from this node was received */ |
| 59 | /* uint8_t gwflags; * flags related to gateway functions: gateway class */ |
| 60 | uint8_t flags; /* for now only VIS_SERVER flag. */ |
| 61 | unsigned char *hna_buff; |
| 62 | int16_t hna_buff_len; |
| 63 | uint16_t last_real_seqno; /* last and best known squence number */ |
| 64 | uint8_t last_ttl; /* ttl of last received packet */ |
| 65 | TYPE_OF_WORD bcast_bits[NUM_WORDS]; |
| 66 | uint16_t last_bcast_seqno; /* last broadcast sequence number received by this host */ |
| 67 | struct list_head neigh_list; |
| 68 | }; |
| 69 | |
| 70 | struct neigh_node { |
| 71 | struct list_head list; |
| 72 | uint8_t addr[ETH_ALEN]; |
| 73 | uint8_t real_packet_count; |
| 74 | uint8_t tq_recv[TQ_GLOBAL_WINDOW_SIZE]; |
| 75 | uint8_t tq_index; |
| 76 | uint8_t tq_avg; |
| 77 | uint8_t last_ttl; |
| 78 | unsigned long last_valid; /* when last packet via this neighbour was received */ |
| 79 | TYPE_OF_WORD real_bits[NUM_WORDS]; |
| 80 | struct orig_node *orig_node; |
| 81 | struct batman_if *if_incoming; |
| 82 | }; |
| 83 | |
| 84 | struct bat_priv { |
| 85 | struct net_device_stats stats; |
| 86 | }; |
| 87 | |
| 88 | struct device_client { |
| 89 | struct list_head queue_list; |
| 90 | unsigned int queue_len; |
| 91 | unsigned char index; |
| 92 | spinlock_t lock; |
| 93 | wait_queue_head_t queue_wait; |
| 94 | }; |
| 95 | |
| 96 | struct device_packet { |
| 97 | struct list_head list; |
| 98 | struct icmp_packet icmp_packet; |
| 99 | }; |
| 100 | |
| 101 | struct hna_local_entry { |
| 102 | uint8_t addr[ETH_ALEN]; |
| 103 | unsigned long last_seen; |
| 104 | char never_purge; |
| 105 | }; |
| 106 | |
| 107 | struct hna_global_entry { |
| 108 | uint8_t addr[ETH_ALEN]; |
| 109 | struct orig_node *orig_node; |
| 110 | }; |
| 111 | |
| 112 | struct forw_packet { /* structure for forw_list maintaining packets to be send/forwarded */ |
| 113 | struct hlist_node list; |
| 114 | unsigned long send_time; |
| 115 | uint8_t own; |
| 116 | unsigned char *packet_buff; |
| 117 | uint16_t packet_len; |
| 118 | uint32_t direct_link_flags; |
| 119 | uint8_t num_packets; |
| 120 | struct delayed_work delayed_work; |
| 121 | struct batman_if *if_incoming; |
| 122 | }; |
| 123 | |
| 124 | #endif |