From 1f38b6f9c6ee53eb1c8036a585909c344b64dd42 Mon Sep 17 00:00:00 2001 From: Yu Watanabe Date: Wed, 26 Jan 2022 06:04:16 +0900 Subject: [PATCH] sd-netlink: introduce sd_rtnl_message_traffic_control_get_{ifindex,parent,handle}() --- .../sd-netlink/netlink-message-rtnl.c | 42 +++++++++++++++++++ src/systemd/sd-netlink.h | 3 ++ 2 files changed, 45 insertions(+) diff --git a/src/libsystemd/sd-netlink/netlink-message-rtnl.c b/src/libsystemd/sd-netlink/netlink-message-rtnl.c index 888d097d986..56fb74727e3 100644 --- a/src/libsystemd/sd-netlink/netlink-message-rtnl.c +++ b/src/libsystemd/sd-netlink/netlink-message-rtnl.c @@ -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; diff --git a/src/systemd/sd-netlink.h b/src/systemd/sd-netlink.h index 6b1fcd45219..6030d9f9e82 100644 --- a/src/systemd/sd-netlink.h +++ b/src/systemd/sd-netlink.h @@ -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); -- 2.47.3