97 lines
4.5 KiB
C
97 lines
4.5 KiB
C
/* SPDX-License-Identifier: LGPL-2.1+ */
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#pragma once
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#include <linux/rtnetlink.h>
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#include "sd-netlink.h"
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#include "in-addr-util.h"
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#include "socket-util.h"
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#include "util.h"
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int rtnl_message_new_synthetic_error(sd_netlink *rtnl, int error, uint32_t serial, sd_netlink_message **ret);
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uint32_t rtnl_message_get_serial(sd_netlink_message *m);
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void rtnl_message_seal(sd_netlink_message *m);
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static inline bool rtnl_message_type_is_neigh(uint16_t type) {
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return IN_SET(type, RTM_NEWNEIGH, RTM_GETNEIGH, RTM_DELNEIGH);
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}
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static inline bool rtnl_message_type_is_route(uint16_t type) {
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return IN_SET(type, RTM_NEWROUTE, RTM_GETROUTE, RTM_DELROUTE);
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}
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static inline bool rtnl_message_type_is_nexthop(uint16_t type) {
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return IN_SET(type, RTM_NEWNEXTHOP, RTM_GETNEXTHOP, RTM_DELNEXTHOP);
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}
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static inline bool rtnl_message_type_is_link(uint16_t type) {
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return IN_SET(type,
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RTM_NEWLINK, RTM_SETLINK, RTM_GETLINK, RTM_DELLINK,
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RTM_NEWLINKPROP, RTM_DELLINKPROP, RTM_GETLINKPROP);
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}
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static inline bool rtnl_message_type_is_addr(uint16_t type) {
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return IN_SET(type, RTM_NEWADDR, RTM_GETADDR, RTM_DELADDR);
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}
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static inline bool rtnl_message_type_is_addrlabel(uint16_t type) {
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return IN_SET(type, RTM_NEWADDRLABEL, RTM_DELADDRLABEL, RTM_GETADDRLABEL);
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}
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static inline bool rtnl_message_type_is_routing_policy_rule(uint16_t type) {
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return IN_SET(type, RTM_NEWRULE, RTM_DELRULE, RTM_GETRULE);
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}
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static inline bool rtnl_message_type_is_qdisc(uint16_t type) {
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return IN_SET(type, RTM_NEWQDISC, RTM_DELQDISC, RTM_GETQDISC);
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}
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static inline bool rtnl_message_type_is_tclass(uint16_t type) {
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return IN_SET(type, RTM_NEWTCLASS, RTM_DELTCLASS, RTM_GETTCLASS);
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}
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static inline bool rtnl_message_type_is_mdb(uint16_t type) {
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return IN_SET(type, RTM_NEWMDB, RTM_DELMDB, RTM_GETMDB);
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}
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int rtnl_set_link_name(sd_netlink **rtnl, int ifindex, const char *name);
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int rtnl_set_link_properties(sd_netlink **rtnl, int ifindex, const char *alias, const struct ether_addr *mac, uint32_t mtu);
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int rtnl_get_link_alternative_names(sd_netlink **rtnl, int ifindex, char ***ret);
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int rtnl_set_link_alternative_names(sd_netlink **rtnl, int ifindex, char * const *alternative_names);
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int rtnl_set_link_alternative_names_by_ifname(sd_netlink **rtnl, const char *ifname, char * const *alternative_names);
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int rtnl_delete_link_alternative_names(sd_netlink **rtnl, int ifindex, char * const *alternative_names);
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int rtnl_resolve_link_alternative_name(sd_netlink **rtnl, const char *name);
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int rtnl_get_link_iftype(sd_netlink **rtnl, int ifindex, unsigned short *ret);
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int rtnl_log_parse_error(int r);
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int rtnl_log_create_error(int r);
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#define netlink_call_async(nl, ret_slot, message, callback, destroy_callback, userdata) \
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({ \
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int (*_callback_)(sd_netlink *, sd_netlink_message *, typeof(userdata)) = callback; \
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void (*_destroy_)(typeof(userdata)) = destroy_callback; \
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sd_netlink_call_async(nl, ret_slot, message, \
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(sd_netlink_message_handler_t) _callback_, \
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(sd_netlink_destroy_t) _destroy_, \
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userdata, 0, __func__); \
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})
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#define netlink_add_match(nl, ret_slot, match, callback, destroy_callback, userdata, description) \
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({ \
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int (*_callback_)(sd_netlink *, sd_netlink_message *, typeof(userdata)) = callback; \
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void (*_destroy_)(typeof(userdata)) = destroy_callback; \
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sd_netlink_add_match(nl, ret_slot, match, \
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(sd_netlink_message_handler_t) _callback_, \
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(sd_netlink_destroy_t) _destroy_, \
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userdata, description); \
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})
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int netlink_message_append_in_addr_union(sd_netlink_message *m, unsigned short type, int family, const union in_addr_union *data);
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int netlink_message_append_sockaddr_union(sd_netlink_message *m, unsigned short type, const union sockaddr_union *data);
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int netlink_message_read_in_addr_union(sd_netlink_message *m, unsigned short type, int family, union in_addr_union *data);
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void rtattr_append_attribute_internal(struct rtattr *rta, unsigned short type, const void *data, size_t data_length);
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int rtattr_append_attribute(struct rtattr **rta, unsigned short type, const void *data, size_t data_length);
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