libnl 1.1.4
socket.h
1/*
2 * netlink/socket.h Netlink Socket
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) 2003-2006 Thomas Graf <tgraf@suug.ch>
10 */
11
12#ifndef NETLINK_SOCKET_H_
13#define NETLINK_SOCKET_H_
14
15#include <netlink/types.h>
16#include <netlink/handlers.h>
17
18#ifdef __cplusplus
19extern "C" {
20#endif
21
22extern struct nl_handle * nl_handle_alloc(void);
23extern struct nl_handle * nl_handle_alloc_cb(struct nl_cb *);
24extern void nl_handle_destroy(struct nl_handle *);
25
26extern uint32_t nl_socket_get_local_port(struct nl_handle *);
27extern void nl_socket_set_local_port(struct nl_handle *,
28 uint32_t);
29
30extern int nl_socket_add_membership(struct nl_handle *,
31 int);
32extern int nl_socket_drop_membership(struct nl_handle *,
33 int);
34extern void nl_join_groups(struct nl_handle *, int);
35
36extern uint32_t nl_socket_get_peer_port(struct nl_handle *);
37extern void nl_socket_set_peer_port(struct nl_handle *,
38 uint32_t);
39
40extern struct nl_cb * nl_socket_get_cb(struct nl_handle *);
41extern void nl_socket_set_cb(struct nl_handle *,
42 struct nl_cb *);
43extern int nl_socket_modify_cb(struct nl_handle *,
44 enum nl_cb_type,
45 enum nl_cb_kind,
46 nl_recvmsg_msg_cb_t,
47 void *);
48
49extern int nl_set_buffer_size(struct nl_handle *,
50 int, int);
51extern int nl_set_passcred(struct nl_handle *, int);
52extern int nl_socket_recv_pktinfo(struct nl_handle *, int);
53
54extern void nl_disable_sequence_check(struct nl_handle *);
55extern unsigned int nl_socket_use_seq(struct nl_handle *);
56
57extern int nl_socket_get_fd(struct nl_handle *);
58extern int nl_socket_set_nonblocking(struct nl_handle *);
59extern void nl_socket_enable_msg_peek(struct nl_handle *);
60extern void nl_socket_disable_msg_peek(struct nl_handle *);
61
62#ifdef __cplusplus
63}
64#endif
65
66#endif
nl_cb_type
nl_cb_type
Callback types.
Definition: handlers.h:94
nl_recvmsg_msg_cb_t
int(* nl_recvmsg_msg_cb_t)(struct nl_msg *msg, void *arg)
nl_recvmsgs() callback for message processing customization
Definition: handlers.h:41
nl_cb_kind
nl_cb_kind
Callback kinds.
Definition: handlers.h:76
nl_socket_drop_membership
int nl_socket_drop_membership(struct nl_handle *, int)
Leave a group.
Definition: socket.c:388
nl_handle_alloc
struct nl_handle * nl_handle_alloc(void)
Allocate new netlink socket handle.
Definition: socket.c:206
nl_set_buffer_size
int nl_set_buffer_size(struct nl_handle *, int, int)
Set socket buffer size of netlink handle.
Definition: socket.c:541
nl_disable_sequence_check
void nl_disable_sequence_check(struct nl_handle *)
Disable sequence number checking.
Definition: socket.c:285
nl_socket_add_membership
int nl_socket_add_membership(struct nl_handle *, int)
Join a group.
Definition: socket.c:361
nl_set_passcred
int nl_set_passcred(struct nl_handle *, int)
Enable/disable credential passing on netlink handle.
Definition: socket.c:576
nl_socket_modify_cb
int nl_socket_modify_cb(struct nl_handle *, enum nl_cb_type, enum nl_cb_kind, nl_recvmsg_msg_cb_t, void *)
Modify the callback handler associated to the socket.
Definition: socket.c:514
nl_socket_enable_msg_peek
void nl_socket_enable_msg_peek(struct nl_handle *)
Enable use of MSG_PEEK when reading from socket.
Definition: socket.c:469
nl_socket_use_seq
unsigned int nl_socket_use_seq(struct nl_handle *)
Use next sequence number.
Definition: socket.c:300
nl_socket_set_local_port
void nl_socket_set_local_port(struct nl_handle *, uint32_t)
Set local port of socket.
Definition: socket.c:325
nl_socket_disable_msg_peek
void nl_socket_disable_msg_peek(struct nl_handle *)
Disable use of MSG_PEEK when reading from socket.
Definition: socket.c:478
nl_handle_alloc_cb
struct nl_handle * nl_handle_alloc_cb(struct nl_cb *)
Allocate new socket handle with custom callbacks.
Definition: socket.c:234
nl_join_groups
void nl_join_groups(struct nl_handle *, int)
Join multicast groups (deprecated)
Definition: socket.c:413
nl_socket_recv_pktinfo
int nl_socket_recv_pktinfo(struct nl_handle *, int)
Enable/disable receival of additional packet information.
Definition: socket.c:603
nl_handle_destroy
void nl_handle_destroy(struct nl_handle *)
Destroy netlink handle.
Definition: socket.c:246
nl_socket_set_nonblocking
int nl_socket_set_nonblocking(struct nl_handle *)
Set file descriptor of socket handle to non-blocking state.
Definition: socket.c:454
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