1 | /* |
---|
2 | * dhcpcd - DHCP client daemon |
---|
3 | * Copyright (c) 2006-2013 Roy Marples <roy@marples.name> |
---|
4 | * All rights reserved |
---|
5 | |
---|
6 | * Redistribution and use in source and binary forms, with or without |
---|
7 | * modification, are permitted provided that the following conditions |
---|
8 | * are met: |
---|
9 | * 1. Redistributions of source code must retain the above copyright |
---|
10 | * notice, this list of conditions and the following disclaimer. |
---|
11 | * 2. Redistributions in binary form must reproduce the above copyright |
---|
12 | * notice, this list of conditions and the following disclaimer in the |
---|
13 | * documentation and/or other materials provided with the distribution. |
---|
14 | * |
---|
15 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND |
---|
16 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
---|
17 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
---|
18 | * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE |
---|
19 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
---|
20 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
---|
21 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
---|
22 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
---|
23 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
---|
24 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
---|
25 | * SUCH DAMAGE. |
---|
26 | */ |
---|
27 | |
---|
28 | #ifndef DHCPCD_H |
---|
29 | #define DHCPCD_H |
---|
30 | |
---|
31 | #include <sys/queue.h> |
---|
32 | #include <sys/socket.h> |
---|
33 | #include <net/if.h> |
---|
34 | |
---|
35 | #include "control.h" |
---|
36 | #include "if-options.h" |
---|
37 | |
---|
38 | #define HWADDR_LEN 20 |
---|
39 | #define IF_SSIDSIZE 33 |
---|
40 | #define PROFILE_LEN 64 |
---|
41 | |
---|
42 | #define LINK_UP 1 |
---|
43 | #define LINK_UNKNOWN 0 |
---|
44 | #define LINK_DOWN -1 |
---|
45 | |
---|
46 | #define IF_DATA_IPV4 0 |
---|
47 | #define IF_DATA_DHCP 1 |
---|
48 | #define IF_DATA_IPV6 2 |
---|
49 | #define IF_DATA_IPV6ND 3 |
---|
50 | #define IF_DATA_DHCP6 4 |
---|
51 | #define IF_DATA_MAX 5 |
---|
52 | |
---|
53 | struct interface { |
---|
54 | TAILQ_ENTRY(interface) next; |
---|
55 | char name[IF_NAMESIZE]; |
---|
56 | unsigned int index; |
---|
57 | int flags; |
---|
58 | sa_family_t family; |
---|
59 | unsigned char hwaddr[HWADDR_LEN]; |
---|
60 | size_t hwlen; |
---|
61 | int metric; |
---|
62 | int carrier; |
---|
63 | int wireless; |
---|
64 | char ssid[IF_SSIDSIZE]; |
---|
65 | |
---|
66 | char profile[PROFILE_LEN]; |
---|
67 | struct if_options *options; |
---|
68 | void *if_data[IF_DATA_MAX]; |
---|
69 | }; |
---|
70 | extern TAILQ_HEAD(if_head, interface) *ifaces; |
---|
71 | |
---|
72 | extern char vendor[VENDORCLASSID_MAX_LEN]; |
---|
73 | extern sigset_t dhcpcd_sigset; |
---|
74 | extern int pidfd; |
---|
75 | extern int ifac; |
---|
76 | extern char **ifav; |
---|
77 | extern int ifdc; |
---|
78 | extern char **ifdv; |
---|
79 | extern struct if_options *if_options; |
---|
80 | |
---|
81 | extern const int handle_sigs[]; |
---|
82 | |
---|
83 | pid_t daemonise(void); |
---|
84 | struct interface *find_interface(const char *); |
---|
85 | int handle_args(struct fd_list *, int, char **); |
---|
86 | void handle_carrier(int, int, const char *); |
---|
87 | void handle_interface(int, const char *); |
---|
88 | void handle_hwaddr(const char *, const unsigned char *, size_t); |
---|
89 | void drop_interface(struct interface *, const char *); |
---|
90 | int select_profile(struct interface *, const char *); |
---|
91 | |
---|
92 | void start_interface(void *); |
---|
93 | |
---|
94 | #endif |
---|