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1 | /* |
2 | * Copyright (C) 2007-2011 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_MAIN_H_ |
23 | #define _NET_BATMAN_ADV_MAIN_H_ |
24 | |
25 | #define DRIVER_AUTHOR "Marek Lindner <lindner_marek@yahoo.de>, " \ |
26 | "Simon Wunderlich <siwu@hrz.tu-chemnitz.de>" |
27 | #define DRIVER_DESC "B.A.T.M.A.N. advanced" |
28 | #define DRIVER_DEVICE "batman-adv" |
29 | |
30 | #define SOURCE_VERSION "next" |
31 | |
32 | |
33 | /* B.A.T.M.A.N. parameters */ |
34 | |
35 | #define TQ_MAX_VALUE 255 |
36 | #define JITTER 20 |
37 | #define TTL 50 /* Time To Live of broadcast messages */ |
38 | |
39 | #define PURGE_TIMEOUT 200 /* purge originators after time in seconds if no |
40 | * valid packet comes in -> TODO: check |
41 | * influence on TQ_LOCAL_WINDOW_SIZE */ |
42 | #define LOCAL_HNA_TIMEOUT 3600 /* in seconds */ |
43 | |
44 | #define TQ_LOCAL_WINDOW_SIZE 64 /* sliding packet range of received originator |
45 | * messages in squence numbers (should be a |
46 | * multiple of our word size) */ |
47 | #define TQ_GLOBAL_WINDOW_SIZE 5 |
48 | #define TQ_LOCAL_BIDRECT_SEND_MINIMUM 1 |
49 | #define TQ_LOCAL_BIDRECT_RECV_MINIMUM 1 |
50 | #define TQ_TOTAL_BIDRECT_LIMIT 1 |
51 | |
52 | #define NUM_WORDS (TQ_LOCAL_WINDOW_SIZE / WORD_BIT_SIZE) |
53 | |
54 | #define LOG_BUF_LEN 8192 /* has to be a power of 2 */ |
55 | |
56 | #define VIS_INTERVAL 5000 /* 5 seconds */ |
57 | |
58 | /* how much worse secondary interfaces may be to |
59 | * to be considered as bonding candidates */ |
60 | |
61 | #define BONDING_TQ_THRESHOLD 50 |
62 | |
63 | #define MAX_AGGREGATION_BYTES 512 /* should not be bigger than 512 bytes or |
64 | * change the size of |
65 | * forw_packet->direct_link_flags */ |
66 | #define MAX_AGGREGATION_MS 100 |
67 | |
68 | #define SOFTIF_NEIGH_TIMEOUT 180000 /* 3 minutes */ |
69 | |
70 | #define RESET_PROTECTION_MS 30000 |
71 | #define EXPECTED_SEQNO_RANGE 65536 |
72 | /* don't reset again within 30 seconds */ |
73 | |
74 | #define MESH_INACTIVE 0 |
75 | #define MESH_ACTIVE 1 |
76 | #define MESH_DEACTIVATING 2 |
77 | |
78 | #define BCAST_QUEUE_LEN 256 |
79 | #define BATMAN_QUEUE_LEN 256 |
80 | |
81 | /* |
82 | * Debug Messages |
83 | */ |
84 | #ifdef pr_fmt |
85 | #undef pr_fmt |
86 | #endif |
87 | #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt /* Append 'batman-adv: ' before |
88 | * kernel messages */ |
89 | |
90 | #define DBG_BATMAN 1 /* all messages related to routing / flooding / |
91 | * broadcasting / etc */ |
92 | #define DBG_ROUTES 2 /* route or hna added / changed / deleted */ |
93 | #define DBG_ALL 3 |
94 | |
95 | |
96 | /* |
97 | * Vis |
98 | */ |
99 | |
100 | /* |
101 | * Kernel headers |
102 | */ |
103 | |
104 | #include <linux/mutex.h> /* mutex */ |
105 | #include <linux/module.h> /* needed by all modules */ |
106 | #include <linux/netdevice.h> /* netdevice */ |
107 | #include <linux/etherdevice.h> /* ethernet address classifaction */ |
108 | #include <linux/if_ether.h> /* ethernet header */ |
109 | #include <linux/poll.h> /* poll_table */ |
110 | #include <linux/kthread.h> /* kernel threads */ |
111 | #include <linux/pkt_sched.h> /* schedule types */ |
112 | #include <linux/workqueue.h> /* workqueue */ |
113 | #include <linux/slab.h> |
114 | #include <net/sock.h> /* struct sock */ |
115 | #include <linux/jiffies.h> |
116 | #include <linux/seq_file.h> |
117 | #include "types.h" |
118 | |
119 | #ifndef REVISION_VERSION |
120 | #define REVISION_VERSION_STR "" |
121 | #else |
122 | #define REVISION_VERSION_STR " "REVISION_VERSION |
123 | #endif |
124 | |
125 | extern struct list_head hardif_list; |
126 | |
127 | extern unsigned char broadcast_addr[]; |
128 | extern struct workqueue_struct *bat_event_workqueue; |
129 | |
130 | int mesh_init(struct net_device *soft_iface); |
131 | void mesh_free(struct net_device *soft_iface); |
132 | void inc_module_count(void); |
133 | void dec_module_count(void); |
134 | int is_my_mac(uint8_t *addr); |
135 | |
136 | #ifdef CONFIG_BATMAN_ADV_DEBUG |
137 | int debug_log(struct bat_priv *bat_priv, char *fmt, ...); |
138 | |
139 | #define bat_dbg(type, bat_priv, fmt, arg...) \ |
140 | do { \ |
141 | if (atomic_read(&bat_priv->log_level) & type) \ |
142 | debug_log(bat_priv, fmt, ## arg); \ |
143 | } \ |
144 | while (0) |
145 | #else /* !CONFIG_BATMAN_ADV_DEBUG */ |
146 | static inline void bat_dbg(char type __always_unused, |
147 | struct bat_priv *bat_priv __always_unused, |
148 | char *fmt __always_unused, ...) |
149 | { |
150 | } |
151 | #endif |
152 | |
153 | #define bat_info(net_dev, fmt, arg...) \ |
154 | do { \ |
155 | struct net_device *_netdev = (net_dev); \ |
156 | struct bat_priv *_batpriv = netdev_priv(_netdev); \ |
157 | bat_dbg(DBG_ALL, _batpriv, fmt, ## arg); \ |
158 | pr_info("%s: " fmt, _netdev->name, ## arg); \ |
159 | } while (0) |
160 | #define bat_err(net_dev, fmt, arg...) \ |
161 | do { \ |
162 | struct net_device *_netdev = (net_dev); \ |
163 | struct bat_priv *_batpriv = netdev_priv(_netdev); \ |
164 | bat_dbg(DBG_ALL, _batpriv, fmt, ## arg); \ |
165 | pr_err("%s: " fmt, _netdev->name, ## arg); \ |
166 | } while (0) |
167 | |
168 | /** |
169 | * returns 1 if they are the same ethernet addr |
170 | * |
171 | * note: can't use compare_ether_addr() as it requires aligned memory |
172 | */ |
173 | static inline int compare_eth(void *data1, void *data2) |
174 | { |
175 | return (memcmp(data1, data2, ETH_ALEN) == 0 ? 1 : 0); |
176 | } |
177 | |
178 | #endif /* _NET_BATMAN_ADV_MAIN_H_ */ |
179 |
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od-2011-09-04
od-2011-09-18
v2.6.34-rc5
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