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03467c88 | 1 | /*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/ |
42f4e3c4 LP |
2 | |
3 | #ifndef foosocketutilhfoo | |
4 | #define foosocketutilhfoo | |
5 | ||
a7334b09 LP |
6 | /*** |
7 | This file is part of systemd. | |
8 | ||
9 | Copyright 2010 Lennart Poettering | |
10 | ||
11 | systemd is free software; you can redistribute it and/or modify it | |
12 | under the terms of the GNU General Public License as published by | |
13 | the Free Software Foundation; either version 2 of the License, or | |
14 | (at your option) any later version. | |
15 | ||
16 | systemd is distributed in the hope that it will be useful, but | |
17 | WITHOUT ANY WARRANTY; without even the implied warranty of | |
18 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
19 | General Public License for more details. | |
20 | ||
21 | You should have received a copy of the GNU General Public License | |
22 | along with systemd; If not, see <http://www.gnu.org/licenses/>. | |
23 | ***/ | |
24 | ||
42f4e3c4 LP |
25 | #include <sys/socket.h> |
26 | #include <netinet/in.h> | |
27 | #include <sys/un.h> | |
acbb0225 | 28 | #include <net/if.h> |
7a22745a LP |
29 | #include <asm/types.h> |
30 | #include <linux/netlink.h> | |
42f4e3c4 LP |
31 | |
32 | #include "macro.h" | |
33 | #include "util.h" | |
34 | ||
f6144808 LP |
35 | union sockaddr_union { |
36 | struct sockaddr sa; | |
37 | struct sockaddr_in in4; | |
38 | struct sockaddr_in6 in6; | |
39 | struct sockaddr_un un; | |
7a22745a | 40 | struct sockaddr_nl nl; |
f6144808 LP |
41 | struct sockaddr_storage storage; |
42 | }; | |
43 | ||
542563ba | 44 | typedef struct SocketAddress { |
f6144808 | 45 | union sockaddr_union sockaddr; |
42f4e3c4 LP |
46 | |
47 | /* We store the size here explicitly due to the weird | |
48 | * sockaddr_un semantics for abstract sockets */ | |
49 | socklen_t size; | |
50 | ||
51 | /* Socket type, i.e. SOCK_STREAM, SOCK_DGRAM, ... */ | |
52 | int type; | |
7a22745a LP |
53 | |
54 | /* Socket protocol, IPPROTO_xxx, usually 0, except for netlink */ | |
55 | int protocol; | |
542563ba | 56 | } SocketAddress; |
42f4e3c4 | 57 | |
542563ba LP |
58 | typedef enum SocketAddressBindIPv6Only { |
59 | SOCKET_ADDRESS_DEFAULT, | |
60 | SOCKET_ADDRESS_BOTH, | |
c0120d99 LP |
61 | SOCKET_ADDRESS_IPV6_ONLY, |
62 | _SOCKET_ADDRESS_BIND_IPV6_ONLY_MAX, | |
63 | _SOCKET_ADDRESS_BIND_IPV6_ONLY_INVALID = -1 | |
542563ba | 64 | } SocketAddressBindIPv6Only; |
42f4e3c4 | 65 | |
542563ba | 66 | #define socket_address_family(a) ((a)->sockaddr.sa.sa_family) |
42f4e3c4 | 67 | |
542563ba | 68 | int socket_address_parse(SocketAddress *a, const char *s); |
7a22745a | 69 | int socket_address_parse_netlink(SocketAddress *a, const char *s); |
542563ba LP |
70 | int socket_address_print(const SocketAddress *a, char **p); |
71 | int socket_address_verify(const SocketAddress *a); | |
b5a0699f | 72 | |
4f2d528d LP |
73 | bool socket_address_can_accept(const SocketAddress *a); |
74 | ||
b5a0699f LP |
75 | int socket_address_listen( |
76 | const SocketAddress *a, | |
77 | int backlog, | |
78 | SocketAddressBindIPv6Only only, | |
79 | const char *bind_to_device, | |
4fd5948e | 80 | bool free_bind, |
6b6d2dee | 81 | bool transparent, |
b5a0699f LP |
82 | mode_t directory_mode, |
83 | mode_t socket_mode, | |
56cf987f | 84 | const char *label, |
b5a0699f | 85 | int *ret); |
42f4e3c4 | 86 | |
27ca8d7a | 87 | bool socket_address_is(const SocketAddress *a, const char *s, int type); |
7a22745a | 88 | bool socket_address_is_netlink(const SocketAddress *a, const char *s); |
a16e1123 LP |
89 | |
90 | bool socket_address_equal(const SocketAddress *a, const SocketAddress *b); | |
91 | ||
6e2ef85b LP |
92 | bool socket_address_needs_mount(const SocketAddress *a, const char *prefix); |
93 | ||
c0120d99 LP |
94 | const char* socket_address_bind_ipv6_only_to_string(SocketAddressBindIPv6Only b); |
95 | SocketAddressBindIPv6Only socket_address_bind_ipv6_only_from_string(const char *s); | |
96 | ||
7a22745a LP |
97 | const char* netlink_family_to_string(int b); |
98 | int netlink_family_from_string(const char *s); | |
99 | ||
5bfcc1c6 FF |
100 | bool socket_ipv6_is_supported(void); |
101 | ||
42f4e3c4 | 102 | #endif |