[kernel] 2.6.30: update layer7 patch
[openwrt.git] / package / libnl-tiny / src / include / netlink-local.h
1 /*
2 * netlink-local.h Local Netlink Interface
3 *
4 * This library is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Lesser General Public
6 * License as published by the Free Software Foundation version 2.1
7 * of the License.
8 *
9 * Copyright (c) 2003-2008 Thomas Graf <tgraf@suug.ch>
10 */
11
12 #ifndef NETLINK_LOCAL_H_
13 #define NETLINK_LOCAL_H_
14 #define _GNU_SOURCE
15
16 #include <stdio.h>
17 #include <errno.h>
18 #include <stdlib.h>
19 #include <string.h>
20 #include <unistd.h>
21 #include <fcntl.h>
22 #include <math.h>
23 #include <time.h>
24 #include <stdarg.h>
25 #include <ctype.h>
26 #include <sys/types.h>
27 #include <sys/socket.h>
28 #include <inttypes.h>
29 #include <assert.h>
30 #include <limits.h>
31
32 #include <arpa/inet.h>
33 #include <netdb.h>
34
35 #ifndef SOL_NETLINK
36 #define SOL_NETLINK 270
37 #endif
38
39 #include <linux/types.h>
40
41 /* local header copies */
42 #include <linux/if.h>
43 #include <linux/if_arp.h>
44 #include <linux/if_ether.h>
45 #include <linux/pkt_sched.h>
46 #include <linux/pkt_cls.h>
47 #include <linux/gen_stats.h>
48
49 #include <netlink/netlink.h>
50 #include <netlink/handlers.h>
51 #include <netlink/cache.h>
52 #include <netlink/object-api.h>
53 #include <netlink/cache-api.h>
54 #include <netlink-types.h>
55
56 struct trans_tbl {
57 int i;
58 const char *a;
59 };
60
61 #define __ADD(id, name) { .i = id, .a = #name },
62
63 struct trans_list {
64 int i;
65 char *a;
66 struct nl_list_head list;
67 };
68
69 #define NL_DEBUG 1
70
71 #define NL_DBG(LVL,FMT,ARG...) \
72 do {} while (0)
73
74 #define BUG() \
75 do { \
76 fprintf(stderr, "BUG: %s:%d\n", \
77 __FILE__, __LINE__); \
78 assert(0); \
79 } while (0)
80
81 extern int __nl_read_num_str_file(const char *path,
82 int (*cb)(long, const char *));
83
84 extern int __trans_list_add(int, const char *, struct nl_list_head *);
85 extern void __trans_list_clear(struct nl_list_head *);
86
87 extern char *__type2str(int, char *, size_t, struct trans_tbl *, size_t);
88 extern int __str2type(const char *, struct trans_tbl *, size_t);
89
90 extern char *__list_type2str(int, char *, size_t, struct nl_list_head *);
91 extern int __list_str2type(const char *, struct nl_list_head *);
92
93 extern char *__flags2str(int, char *, size_t, struct trans_tbl *, size_t);
94 extern int __str2flags(const char *, struct trans_tbl *, size_t);
95
96 extern void dump_from_ops(struct nl_object *, struct nl_dump_params *);
97
98 static inline struct nl_cache *dp_cache(struct nl_object *obj)
99 {
100 if (obj->ce_cache == NULL)
101 return nl_cache_mngt_require(obj->ce_ops->oo_name);
102
103 return obj->ce_cache;
104 }
105
106 static inline int nl_cb_call(struct nl_cb *cb, int type, struct nl_msg *msg)
107 {
108 return cb->cb_set[type](msg, cb->cb_args[type]);
109 }
110
111 #define ARRAY_SIZE(X) (sizeof(X) / sizeof((X)[0]))
112 #ifndef offsetof
113 #define offsetof(TYPE, MEMBER) ((size_t) &((TYPE *)0)->MEMBER)
114 #endif
115
116 #define __init __attribute__ ((constructor))
117 #define __exit __attribute__ ((destructor))
118 #undef __deprecated
119 #define __deprecated __attribute__ ((deprecated))
120
121 #define min(x,y) ({ \
122 typeof(x) _x = (x); \
123 typeof(y) _y = (y); \
124 (void) (&_x == &_y); \
125 _x < _y ? _x : _y; })
126
127 #define max(x,y) ({ \
128 typeof(x) _x = (x); \
129 typeof(y) _y = (y); \
130 (void) (&_x == &_y); \
131 _x > _y ? _x : _y; })
132
133 extern int nl_cache_parse(struct nl_cache_ops *, struct sockaddr_nl *,
134 struct nlmsghdr *, struct nl_parser_param *);
135
136
137 static inline char *nl_cache_name(struct nl_cache *cache)
138 {
139 return cache->c_ops ? cache->c_ops->co_name : "unknown";
140 }
141
142 #define GENL_FAMILY(id, name) \
143 { \
144 { id, NL_ACT_UNSPEC, name }, \
145 END_OF_MSGTYPES_LIST, \
146 }
147
148 static inline int wait_for_ack(struct nl_sock *sk)
149 {
150 if (sk->s_flags & NL_NO_AUTO_ACK)
151 return 0;
152 else
153 return nl_wait_for_ack(sk);
154 }
155
156 #endif
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