1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
|
/*
* netifd - network interface daemon
* Copyright (C) 2012 Felix Fietkau <nbd@openwrt.org>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2
* as published by the Free Software Foundation
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#ifndef __NETIFD_PROTO_H
#define __NETIFD_PROTO_H
struct interface;
struct interface_proto_state;
struct proto_handler;
enum interface_proto_event {
IFPEV_UP,
IFPEV_DOWN,
IFPEV_LINK_LOST,
IFPEV_RENEW,
};
enum interface_proto_cmd {
PROTO_CMD_SETUP,
PROTO_CMD_TEARDOWN,
PROTO_CMD_RENEW,
};
enum {
PROTO_FLAG_IMMEDIATE = (1 << 0),
PROTO_FLAG_NODEV = (1 << 1),
PROTO_FLAG_INIT_AVAILABLE = (1 << 2),
PROTO_FLAG_RENEW_AVAILABLE = (1 << 3),
PROTO_FLAG_FORCE_LINK_DEFAULT = (1 << 4),
PROTO_FLAG_LASTERROR = (1 << 5),
PROTO_FLAG_TEARDOWN_ON_L3_LINK_DOWN = (1 << 6),
};
struct interface_proto_state {
const struct proto_handler *handler;
struct interface *iface;
/* filled in by the protocol user */
void (*proto_event)(struct interface_proto_state *, enum interface_proto_event ev);
/* filled in by the protocol handler */
int (*notify)(struct interface_proto_state *, struct blob_attr *data);
int (*cb)(struct interface_proto_state *, enum interface_proto_cmd cmd, bool force);
void (*free)(struct interface_proto_state *);
};
struct proto_handler {
struct avl_node avl;
unsigned int flags;
const char *name;
const struct uci_blob_param_list *config_params;
struct interface_proto_state *(*attach)(const struct proto_handler *h,
struct interface *iface, struct blob_attr *attr);
};
extern const struct uci_blob_param_list proto_ip_attr;
void add_proto_handler(struct proto_handler *p);
void proto_init_interface(struct interface *iface, struct blob_attr *attr);
void proto_attach_interface(struct interface *iface, const char *proto_name);
int interface_proto_event(struct interface_proto_state *proto,
enum interface_proto_cmd cmd, bool force);
unsigned int parse_netmask_string(const char *str, bool v6);
int proto_apply_static_ip_settings(struct interface *iface, struct blob_attr *attr);
int proto_apply_ip_settings(struct interface *iface, struct blob_attr *attr, bool ext);
void proto_dump_handlers(struct blob_buf *b);
void proto_shell_init(void);
#endif
|