From 8e0bacab6eedbc790bb7ed3218da2e929ebfdab1 Mon Sep 17 00:00:00 2001 From: Yu Watanabe Date: Wed, 8 Dec 2021 03:15:08 +0900 Subject: [PATCH] sd-network: introduce sd_network_link_get_stat() --- src/libsystemd/sd-network/sd-network.c | 17 +++++++++++++++++ src/systemd/sd-network.h | 3 +++ 2 files changed, 20 insertions(+) diff --git a/src/libsystemd/sd-network/sd-network.c b/src/libsystemd/sd-network/sd-network.c index 593d5c9d7c2..e1e9a399c16 100644 --- a/src/libsystemd/sd-network/sd-network.c +++ b/src/libsystemd/sd-network/sd-network.c @@ -387,6 +387,23 @@ int sd_network_link_get_carrier_bound_by(int ifindex, int **ret) { return network_link_get_ifindexes(ifindex, "CARRIER_BOUND_BY", ret); } +int sd_network_link_get_stat(int ifindex, struct stat *ret) { + char path[STRLEN("/run/systemd/netif/links/") + DECIMAL_STR_MAX(ifindex)]; + struct stat st; + + assert_return(ifindex > 0, -EINVAL); + + xsprintf(path, "/run/systemd/netif/links/%i", ifindex); + + if (stat(path, &st) < 0) + return -errno; + + if (ret) + *ret = st; + + return 0; +} + static int MONITOR_TO_FD(sd_network_monitor *m) { return (int) (unsigned long) m - 1; } diff --git a/src/systemd/sd-network.h b/src/systemd/sd-network.h index 776f6b5243e..a74a4964b77 100644 --- a/src/systemd/sd-network.h +++ b/src/systemd/sd-network.h @@ -18,6 +18,7 @@ ***/ #include +#include #include #include "_sd-common.h" @@ -187,6 +188,8 @@ int sd_network_link_get_dhcp6_client_iaid_string(int ifindex, char **iaid); /* Get DHCPv6 client DUID for a given link. */ int sd_network_link_get_dhcp6_client_duid_string(int ifindex, char **duid); +int sd_network_link_get_stat(int ifindex, struct stat *ret); + /* Monitor object */ typedef struct sd_network_monitor sd_network_monitor; -- 2.47.3