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53e1b683 | 1 | /* SPDX-License-Identifier: LGPL-2.1+ */ |
1c4baffc TG |
2 | #ifndef foosdnetlinkhfoo |
3 | #define foosdnetlinkhfoo | |
4 | ||
5 | /*** | |
6 | This file is part of systemd. | |
7 | ||
8 | Copyright 2013 Tom Gundersen <teg@jklm.no> | |
9 | ||
10 | systemd is free software; you can redistribute it and/or modify it | |
11 | under the terms of the GNU Lesser General Public License as published by | |
12 | the Free Software Foundation; either version 2.1 of the License, or | |
13 | (at your option) any later version. | |
14 | ||
15 | systemd is distributed in the hope that it will be useful, but | |
16 | WITHOUT ANY WARRANTY; without even the implied warranty of | |
17 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
18 | Lesser General Public License for more details. | |
19 | ||
20 | You should have received a copy of the GNU Lesser General Public License | |
21 | along with systemd; If not, see <http://www.gnu.org/licenses/>. | |
22 | ***/ | |
23 | ||
24 | #include <inttypes.h> | |
1c4baffc | 25 | #include <netinet/ether.h> |
71d35b6b | 26 | #include <netinet/in.h> |
1c4baffc TG |
27 | #include <linux/rtnetlink.h> |
28 | #include <linux/neighbour.h> | |
29 | ||
30 | #include "sd-event.h" | |
71d35b6b | 31 | |
1c4baffc TG |
32 | #include "_sd-common.h" |
33 | ||
34 | _SD_BEGIN_DECLARATIONS; | |
35 | ||
36 | typedef struct sd_netlink sd_netlink; | |
37 | typedef struct sd_netlink_message sd_netlink_message; | |
38 | ||
39 | /* callback */ | |
40 | ||
41 | typedef int (*sd_netlink_message_handler_t)(sd_netlink *nl, sd_netlink_message *m, void *userdata); | |
42 | ||
43 | /* bus */ | |
44 | int sd_netlink_new_from_netlink(sd_netlink **nl, int fd); | |
45 | int sd_netlink_open(sd_netlink **nl); | |
46 | int sd_netlink_open_fd(sd_netlink **nl, int fd); | |
75f8a779 | 47 | int sd_netlink_inc_rcvbuf(sd_netlink *nl, const size_t size); |
1c4baffc TG |
48 | |
49 | sd_netlink *sd_netlink_ref(sd_netlink *nl); | |
50 | sd_netlink *sd_netlink_unref(sd_netlink *nl); | |
51 | ||
52 | int sd_netlink_send(sd_netlink *nl, sd_netlink_message *message, uint32_t *serial); | |
53 | int sd_netlink_call_async(sd_netlink *nl, sd_netlink_message *message, | |
54 | sd_netlink_message_handler_t callback, | |
55 | void *userdata, uint64_t usec, uint32_t *serial); | |
56 | int sd_netlink_call_async_cancel(sd_netlink *nl, uint32_t serial); | |
57 | int sd_netlink_call(sd_netlink *nl, sd_netlink_message *message, uint64_t timeout, | |
58 | sd_netlink_message **reply); | |
59 | ||
60 | int sd_netlink_get_events(sd_netlink *nl); | |
61 | int sd_netlink_get_timeout(sd_netlink *nl, uint64_t *timeout); | |
62 | int sd_netlink_process(sd_netlink *nl, sd_netlink_message **ret); | |
63 | int sd_netlink_wait(sd_netlink *nl, uint64_t timeout); | |
1c4baffc TG |
64 | |
65 | int sd_netlink_add_match(sd_netlink *nl, uint16_t match, sd_netlink_message_handler_t c, void *userdata); | |
66 | int sd_netlink_remove_match(sd_netlink *nl, uint16_t match, sd_netlink_message_handler_t c, void *userdata); | |
67 | ||
32d20645 | 68 | int sd_netlink_attach_event(sd_netlink *nl, sd_event *e, int64_t priority); |
1c4baffc TG |
69 | int sd_netlink_detach_event(sd_netlink *nl); |
70 | ||
71 | int sd_netlink_message_append_string(sd_netlink_message *m, unsigned short type, const char *data); | |
c06aead0 | 72 | int sd_netlink_message_append_flag(sd_netlink_message *m, unsigned short type); |
1c4baffc TG |
73 | int sd_netlink_message_append_u8(sd_netlink_message *m, unsigned short type, uint8_t data); |
74 | int sd_netlink_message_append_u16(sd_netlink_message *m, unsigned short type, uint16_t data); | |
75 | int sd_netlink_message_append_u32(sd_netlink_message *m, unsigned short type, uint32_t data); | |
17af840b | 76 | int sd_netlink_message_append_data(sd_netlink_message *m, unsigned short type, const void *data, size_t len); |
1c4baffc TG |
77 | int sd_netlink_message_append_in_addr(sd_netlink_message *m, unsigned short type, const struct in_addr *data); |
78 | int sd_netlink_message_append_in6_addr(sd_netlink_message *m, unsigned short type, const struct in6_addr *data); | |
79 | int sd_netlink_message_append_ether_addr(sd_netlink_message *m, unsigned short type, const struct ether_addr *data); | |
80 | int sd_netlink_message_append_cache_info(sd_netlink_message *m, unsigned short type, const struct ifa_cacheinfo *info); | |
81 | ||
82 | int sd_netlink_message_open_container(sd_netlink_message *m, unsigned short type); | |
83 | int sd_netlink_message_open_container_union(sd_netlink_message *m, unsigned short type, const char *key); | |
84 | int sd_netlink_message_close_container(sd_netlink_message *m); | |
85 | ||
86 | int sd_netlink_message_read_string(sd_netlink_message *m, unsigned short type, const char **data); | |
87 | int sd_netlink_message_read_u8(sd_netlink_message *m, unsigned short type, uint8_t *data); | |
88 | int sd_netlink_message_read_u16(sd_netlink_message *m, unsigned short type, uint16_t *data); | |
89 | int sd_netlink_message_read_u32(sd_netlink_message *m, unsigned short type, uint32_t *data); | |
90 | int sd_netlink_message_read_ether_addr(sd_netlink_message *m, unsigned short type, struct ether_addr *data); | |
91 | int sd_netlink_message_read_cache_info(sd_netlink_message *m, unsigned short type, struct ifa_cacheinfo *info); | |
92 | int sd_netlink_message_read_in_addr(sd_netlink_message *m, unsigned short type, struct in_addr *data); | |
93 | int sd_netlink_message_read_in6_addr(sd_netlink_message *m, unsigned short type, struct in6_addr *data); | |
94 | int sd_netlink_message_enter_container(sd_netlink_message *m, unsigned short type); | |
95 | int sd_netlink_message_exit_container(sd_netlink_message *m); | |
96 | ||
97 | int sd_netlink_message_rewind(sd_netlink_message *m); | |
98 | ||
99 | sd_netlink_message *sd_netlink_message_next(sd_netlink_message *m); | |
100 | ||
101 | sd_netlink_message *sd_netlink_message_ref(sd_netlink_message *m); | |
102 | sd_netlink_message *sd_netlink_message_unref(sd_netlink_message *m); | |
103 | ||
104 | int sd_netlink_message_request_dump(sd_netlink_message *m, int dump); | |
105 | int sd_netlink_message_is_error(sd_netlink_message *m); | |
106 | int sd_netlink_message_get_errno(sd_netlink_message *m); | |
107 | int sd_netlink_message_get_type(sd_netlink_message *m, uint16_t *type); | |
c06cb593 | 108 | int sd_netlink_message_set_flags(sd_netlink_message *m, uint16_t flags); |
1c4baffc TG |
109 | int sd_netlink_message_is_broadcast(sd_netlink_message *m); |
110 | ||
111 | /* rtnl */ | |
112 | ||
113 | int sd_rtnl_message_new_link(sd_netlink *nl, sd_netlink_message **ret, uint16_t msg_type, int index); | |
114 | int sd_rtnl_message_new_addr_update(sd_netlink *nl, sd_netlink_message **ret, int index, int family); | |
115 | int sd_rtnl_message_new_addr(sd_netlink *nl, sd_netlink_message **ret, uint16_t msg_type, int index, int family); | |
116 | int sd_rtnl_message_new_route(sd_netlink *nl, sd_netlink_message **ret, uint16_t nlmsg_type, int rtm_family, unsigned char rtm_protocol); | |
117 | int sd_rtnl_message_new_neigh(sd_netlink *nl, sd_netlink_message **ret, uint16_t msg_type, int index, int nda_family); | |
118 | ||
89489ef7 | 119 | int sd_rtnl_message_get_family(sd_netlink_message *m, int *family); |
1c4baffc TG |
120 | |
121 | int sd_rtnl_message_addr_set_prefixlen(sd_netlink_message *m, unsigned char prefixlen); | |
122 | int sd_rtnl_message_addr_set_scope(sd_netlink_message *m, unsigned char scope); | |
123 | int sd_rtnl_message_addr_set_flags(sd_netlink_message *m, unsigned char flags); | |
124 | int sd_rtnl_message_addr_get_family(sd_netlink_message *m, int *family); | |
125 | int sd_rtnl_message_addr_get_prefixlen(sd_netlink_message *m, unsigned char *prefixlen); | |
126 | int sd_rtnl_message_addr_get_scope(sd_netlink_message *m, unsigned char *scope); | |
127 | int sd_rtnl_message_addr_get_flags(sd_netlink_message *m, unsigned char *flags); | |
128 | int sd_rtnl_message_addr_get_ifindex(sd_netlink_message *m, int *ifindex); | |
129 | ||
130 | int sd_rtnl_message_link_set_flags(sd_netlink_message *m, unsigned flags, unsigned change); | |
131 | int sd_rtnl_message_link_set_type(sd_netlink_message *m, unsigned type); | |
132 | int sd_rtnl_message_link_set_family(sd_netlink_message *m, unsigned family); | |
133 | int sd_rtnl_message_link_get_ifindex(sd_netlink_message *m, int *ifindex); | |
134 | int sd_rtnl_message_link_get_flags(sd_netlink_message *m, unsigned *flags); | |
1c4a6088 | 135 | int sd_rtnl_message_link_get_type(sd_netlink_message *m, unsigned short *type); |
1c4baffc TG |
136 | |
137 | int sd_rtnl_message_route_set_dst_prefixlen(sd_netlink_message *m, unsigned char prefixlen); | |
138 | int sd_rtnl_message_route_set_src_prefixlen(sd_netlink_message *m, unsigned char prefixlen); | |
139 | int sd_rtnl_message_route_set_scope(sd_netlink_message *m, unsigned char scope); | |
6b9e85a7 | 140 | int sd_rtnl_message_route_set_flags(sd_netlink_message *m, unsigned flags); |
ec1bb279 | 141 | int sd_rtnl_message_route_set_table(sd_netlink_message *m, unsigned char table); |
983226f3 | 142 | int sd_rtnl_message_route_set_type(sd_netlink_message *m, unsigned char type); |
6b9e85a7 | 143 | int sd_rtnl_message_route_get_flags(sd_netlink_message *m, unsigned *flags); |
1c4baffc | 144 | int sd_rtnl_message_route_get_family(sd_netlink_message *m, int *family); |
ec1bb279 | 145 | int sd_rtnl_message_route_set_family(sd_netlink_message *m, int family); |
ad70f789 TG |
146 | int sd_rtnl_message_route_get_protocol(sd_netlink_message *m, unsigned char *protocol); |
147 | int sd_rtnl_message_route_get_scope(sd_netlink_message *m, unsigned char *scope); | |
148 | int sd_rtnl_message_route_get_tos(sd_netlink_message *m, unsigned char *tos); | |
149 | int sd_rtnl_message_route_get_table(sd_netlink_message *m, unsigned char *table); | |
1c4baffc TG |
150 | int sd_rtnl_message_route_get_dst_prefixlen(sd_netlink_message *m, unsigned char *dst_len); |
151 | int sd_rtnl_message_route_get_src_prefixlen(sd_netlink_message *m, unsigned char *src_len); | |
983226f3 | 152 | int sd_rtnl_message_route_get_type(sd_netlink_message *m, unsigned char *type); |
1c4baffc TG |
153 | |
154 | int sd_rtnl_message_neigh_set_flags(sd_netlink_message *m, uint8_t flags); | |
155 | int sd_rtnl_message_neigh_set_state(sd_netlink_message *m, uint16_t state); | |
156 | int sd_rtnl_message_neigh_get_family(sd_netlink_message *m, int *family); | |
157 | int sd_rtnl_message_neigh_get_ifindex(sd_netlink_message *m, int *family); | |
158 | int sd_rtnl_message_neigh_get_state(sd_netlink_message *m, uint16_t *state); | |
159 | int sd_rtnl_message_neigh_get_flags(sd_netlink_message *m, uint8_t *flags); | |
160 | ||
30746d60 SS |
161 | int sd_rtnl_message_new_addrlabel(sd_netlink *rtnl, sd_netlink_message **ret, uint16_t nlmsg_type, int ifindex, int ifal_family); |
162 | int sd_rtnl_message_addrlabel_set_prefixlen(sd_netlink_message *m, unsigned char prefixlen); | |
d37b7627 | 163 | int sd_rtnl_message_addrlabel_get_prefixlen(sd_netlink_message *m, unsigned char *prefixlen); |
30746d60 | 164 | |
bce67bbe SS |
165 | int sd_rtnl_message_new_routing_policy_rule(sd_netlink *rtnl, sd_netlink_message **ret, uint16_t nlmsg_type, int ifal_family); |
166 | int sd_rtnl_message_routing_policy_rule_set_tos(sd_netlink_message *m, unsigned char tos); | |
167 | int sd_rtnl_message_routing_policy_rule_get_tos(sd_netlink_message *m, unsigned char *tos); | |
168 | int sd_rtnl_message_routing_policy_rule_set_table(sd_netlink_message *m, unsigned char table); | |
169 | int sd_rtnl_message_routing_policy_rule_get_table(sd_netlink_message *m, unsigned char *table); | |
170 | int sd_rtnl_message_routing_policy_rule_set_rtm_src_prefixlen(sd_netlink_message *m, unsigned char len); | |
171 | int sd_rtnl_message_routing_policy_rule_get_rtm_src_prefixlen(sd_netlink_message *m, unsigned char *len); | |
172 | int sd_rtnl_message_routing_policy_rule_set_rtm_dst_prefixlen(sd_netlink_message *m, unsigned char len); | |
173 | int sd_rtnl_message_routing_policy_rule_get_rtm_dst_prefixlen(sd_netlink_message *m, unsigned char *len); | |
174 | int sd_rtnl_message_routing_policy_rule_set_rtm_type(sd_netlink_message *m, unsigned char type); | |
175 | int sd_rtnl_message_routing_policy_rule_get_rtm_type(sd_netlink_message *m, unsigned char *type); | |
176 | ||
4afd3348 LP |
177 | _SD_DEFINE_POINTER_CLEANUP_FUNC(sd_netlink, sd_netlink_unref); |
178 | _SD_DEFINE_POINTER_CLEANUP_FUNC(sd_netlink_message, sd_netlink_message_unref); | |
179 | ||
1c4baffc TG |
180 | _SD_END_DECLARATIONS; |
181 | ||
182 | #endif |