libnl 3.5.0

netlink.h
1 /*
2 * netlink/netlink.h 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) 2003-2013 Thomas Graf <tgraf@suug.ch>
10 */
11
12 #ifndef NETLINK_NETLINK_H_
13 #define NETLINK_NETLINK_H_
14
15 #include <stdio.h>
16 #include <stdint.h>
17 #include <string.h>
18 #include <stdlib.h>
19 #include <poll.h>
20 #include <sys/socket.h>
21 #include <sys/types.h>
22 #include <sys/time.h>
23 #include <netdb.h>
24 #include <netlink/netlink-compat.h>
25 #include <linux/netlink.h>
26 #include <linux/rtnetlink.h>
27 #include <linux/genetlink.h>
28 #include <linux/netfilter/nfnetlink.h>
29 #include <netinet/tcp.h>
30 #include <netlink/version.h>
31 #include <netlink/errno.h>
32 #include <netlink/types.h>
33 #include <netlink/handlers.h>
34 #include <netlink/socket.h>
35 #include <netlink/object.h>
36
37 #ifdef __cplusplus
38 extern "C" {
39 #endif
40
41 struct nlmsghdr;
42 struct ucred;
43 struct nl_cache_ops;
44 struct nl_parser_param;
45 struct nl_object;
46 struct nl_sock;
47
48 extern int nl_debug;
49 extern struct nl_dump_params nl_debug_dp;
50
51 /* Connection Management */
52 extern int nl_connect(struct nl_sock *, int);
53 extern void nl_close(struct nl_sock *);
54
55 /* Send */
56 extern int nl_sendto(struct nl_sock *, void *, size_t);
57 extern int nl_sendmsg(struct nl_sock *, struct nl_msg *,
58 struct msghdr *);
59 extern int nl_send(struct nl_sock *, struct nl_msg *);
60 extern int nl_send_iovec(struct nl_sock *, struct nl_msg *,
61 struct iovec *, unsigned);
62 extern void nl_complete_msg(struct nl_sock *,
63 struct nl_msg *);
64 extern void nl_auto_complete(struct nl_sock *,
65 struct nl_msg *);
66 extern int nl_send_auto(struct nl_sock *, struct nl_msg *);
67 extern int nl_send_auto_complete(struct nl_sock *,
68 struct nl_msg *);
69 extern int nl_send_sync(struct nl_sock *, struct nl_msg *);
70 extern int nl_send_simple(struct nl_sock *, int, int,
71 void *, size_t);
72
73 /* Receive */
74 extern int nl_recv(struct nl_sock *,
75 struct sockaddr_nl *, unsigned char **,
76 struct ucred **);
77
78 extern int nl_recvmsgs(struct nl_sock *, struct nl_cb *);
79 extern int nl_recvmsgs_report(struct nl_sock *, struct nl_cb *);
80
81 extern int nl_recvmsgs_default(struct nl_sock *);
82
83 extern int nl_wait_for_ack(struct nl_sock *);
84
85 extern int nl_pickup(struct nl_sock *,
86 int (*parser)(struct nl_cache_ops *,
87 struct sockaddr_nl *,
88 struct nlmsghdr *,
89 struct nl_parser_param *),
90 struct nl_object **);
91 extern int nl_pickup_keep_syserr(struct nl_sock *sk,
92 int (*parser)(struct nl_cache_ops *, struct sockaddr_nl *,
93 struct nlmsghdr *, struct nl_parser_param *),
94 struct nl_object **result,
95 int *syserror);
96 /* Netlink Family Translations */
97 extern char * nl_nlfamily2str(int, char *, size_t);
98 extern int nl_str2nlfamily(const char *);
99
100 #ifdef __cplusplus
101 }
102 #endif
103
104 #endif
nl_send_auto_complete
int nl_send_auto_complete(struct nl_sock *, struct nl_msg *)
Definition: nl.c:1248
nl_complete_msg
void nl_complete_msg(struct nl_sock *, struct nl_msg *)
Finalize Netlink message.
Definition: nl.c:482
nl_send_sync
int nl_send_sync(struct nl_sock *, struct nl_msg *)
Finalize and transmit Netlink message and wait for ACK or error message.
Definition: nl.c:549
nl_pickup
int nl_pickup(struct nl_sock *, int(*parser)(struct nl_cache_ops *, struct sockaddr_nl *, struct nlmsghdr *, struct nl_parser_param *), struct nl_object **)
Pickup netlink answer, parse is and return object.
Definition: nl.c:1179
nl_pickup_keep_syserr
int nl_pickup_keep_syserr(struct nl_sock *sk, int(*parser)(struct nl_cache_ops *, struct sockaddr_nl *, struct nlmsghdr *, struct nl_parser_param *), struct nl_object **result, int *syserror)
Pickup netlink answer, parse is and return object with preserving system error.
Definition: nl.c:1196
nl_recvmsgs
int nl_recvmsgs(struct nl_sock *, struct nl_cb *)
Receive a set of messages from a netlink socket.
Definition: nl.c:1078
nl_connect
int nl_connect(struct nl_sock *, int)
Create file descriptor and bind socket.
Definition: nl.c:104
nl_send_iovec
int nl_send_iovec(struct nl_sock *, struct nl_msg *, struct iovec *, unsigned)
Transmit Netlink message (taking IO vector)
Definition: nl.c:374
nl_recvmsgs_default
int nl_recvmsgs_default(struct nl_sock *)
Receive a set of message from a netlink socket using handlers in nl_sock.
Definition: nl.c:1094
nl_send
int nl_send(struct nl_sock *, struct nl_msg *)
Transmit Netlink message.
Definition: nl.c:448
nl_send_simple
int nl_send_simple(struct nl_sock *, int, int, void *, size_t)
Construct and transmit a Netlink message.
Definition: nl.c:581
nl_wait_for_ack
int nl_wait_for_ack(struct nl_sock *)
Wait for ACK.
Definition: nl.c:1113
nl_close
void nl_close(struct nl_sock *)
Close Netlink socket.
Definition: nl.c:231
nl_auto_complete
void nl_auto_complete(struct nl_sock *, struct nl_msg *)
Definition: nl.c:1240
nl_dump_params
Dumping parameters.
Definition: types.h:33
nl_recvmsgs_report
int nl_recvmsgs_report(struct nl_sock *, struct nl_cb *)
Receive a set of messages from a netlink socket and report parsed messages.
Definition: nl.c:1053
nl_sendto
int nl_sendto(struct nl_sock *, void *, size_t)
Transmit raw data over Netlink socket.
Definition: nl.c:271
nl_send_auto
int nl_send_auto(struct nl_sock *, struct nl_msg *)
Finalize and transmit Netlink message.
Definition: nl.c:517
nl_recv
int nl_recv(struct nl_sock *, struct sockaddr_nl *, unsigned char **, struct ucred **)
Receive data from netlink socket.
Definition: nl.c:659
nl_debug
int nl_debug
Global variable indicating the desired level of debugging output.
Definition: utils.c:54
nl_sendmsg
int nl_sendmsg(struct nl_sock *, struct nl_msg *, struct msghdr *)
Transmit Netlink message using sendmsg()
Definition: nl.c:328