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c6c8fea2 | 1 | /* |
64afe353 | 2 | * Copyright (C) 2007-2011 B.A.T.M.A.N. contributors: |
c6c8fea2 SE |
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 | ||
c6c8fea2 SE |
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 | ||
c6c8fea2 SE |
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 | ||
c6c8fea2 SE |
95 | |
96 | /* | |
97 | * Vis | |
98 | */ | |
99 | ||
c6c8fea2 SE |
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 | ||
4389e47a | 125 | extern struct list_head hardif_list; |
c6c8fea2 SE |
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 */ | |
aa0adb1a SE |
146 | static inline void bat_dbg(char type __always_unused, |
147 | struct bat_priv *bat_priv __always_unused, | |
148 | char *fmt __always_unused, ...) | |
c6c8fea2 SE |
149 | { |
150 | } | |
151 | #endif | |
152 | ||
c6c8fea2 SE |
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 | ||
39901e71 ML |
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 | ||
c6c8fea2 | 178 | #endif /* _NET_BATMAN_ADV_MAIN_H_ */ |