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sd-netlink: introduce sd_rtnl_message_traffic_control_get_{ifindex,parent,handle}()

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This commit is contained in:
Yu Watanabe 2022-01-26 06:04:16 +09:00
parent f50b93fed7
commit 1f38b6f9c6
2 changed files with 45 additions and 0 deletions
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42
src/libsystemd/sd-netlink/netlink-message-rtnl.c
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@ -1072,6 +1072,48 @@ int sd_rtnl_message_new_traffic_control(
return 0;
}
int sd_rtnl_message_traffic_control_get_ifindex(sd_netlink_message *m, int *ret) {
struct tcmsg *tcm;
assert_return(m, -EINVAL);
assert_return(m->hdr, -EINVAL);
assert_return(rtnl_message_type_is_traffic_control(m->hdr->nlmsg_type), -EINVAL);
assert_return(ret, -EINVAL);
tcm = NLMSG_DATA(m->hdr);
*ret = tcm->tcm_ifindex;
return 0;
}
int sd_rtnl_message_traffic_control_get_handle(sd_netlink_message *m, uint32_t *ret) {
struct tcmsg *tcm;
assert_return(m, -EINVAL);
assert_return(m->hdr, -EINVAL);
assert_return(rtnl_message_type_is_traffic_control(m->hdr->nlmsg_type), -EINVAL);
assert_return(ret, -EINVAL);
tcm = NLMSG_DATA(m->hdr);
*ret = tcm->tcm_handle;
return 0;
}
int sd_rtnl_message_traffic_control_get_parent(sd_netlink_message *m, uint32_t *ret) {
struct tcmsg *tcm;
assert_return(m, -EINVAL);
assert_return(m->hdr, -EINVAL);
assert_return(rtnl_message_type_is_traffic_control(m->hdr->nlmsg_type), -EINVAL);
assert_return(ret, -EINVAL);
tcm = NLMSG_DATA(m->hdr);
*ret = tcm->tcm_parent;
return 0;
}
int sd_rtnl_message_new_mdb(sd_netlink *rtnl, sd_netlink_message **ret, uint16_t nlmsg_type, int mdb_ifindex) {
struct br_port_msg *bpm;
int r;

3
src/systemd/sd-netlink.h
View File

@ -204,6 +204,9 @@ int sd_rtnl_message_routing_policy_rule_get_flags(sd_netlink_message *m, uint32_
int sd_rtnl_message_new_traffic_control(sd_netlink *rtnl, sd_netlink_message **ret, uint16_t nlmsg_type,
int ifindex, uint32_t handle, uint32_t parent);
int sd_rtnl_message_traffic_control_get_ifindex(sd_netlink_message *m, int *ret);
int sd_rtnl_message_traffic_control_get_handle(sd_netlink_message *m, uint32_t *ret);
int sd_rtnl_message_traffic_control_get_parent(sd_netlink_message *m, uint32_t *ret);
int sd_rtnl_message_new_mdb(sd_netlink *rtnl, sd_netlink_message **ret, uint16_t nlmsg_type, int mdb_ifindex);