From adc5b2e2ebcb91ee18b6a32681b8ec1e52793473 Mon Sep 17 00:00:00 2001 From: Tom Gundersen Date: Mon, 8 Sep 2014 13:50:52 +0200 Subject: sd-network: add _get_network_file api --- src/libsystemd/sd-network/sd-network.c | 24 ++++++++++++++++++++++++ 1 file changed, 24 insertions(+) (limited to 'src/libsystemd/sd-network') diff --git a/src/libsystemd/sd-network/sd-network.c b/src/libsystemd/sd-network/sd-network.c index 3a3f53576f..d63e6f9dfa 100644 --- a/src/libsystemd/sd-network/sd-network.c +++ b/src/libsystemd/sd-network/sd-network.c @@ -120,6 +120,30 @@ _public_ int sd_network_link_get_setup_state(int ifindex, char **state) { return 0; } +_public_ int sd_network_link_get_network_file(int ifindex, char **filename) { + _cleanup_free_ char *s = NULL, *p = NULL; + int r; + + assert_return(ifindex > 0, -EINVAL); + assert_return(filename, -EINVAL); + + if (asprintf(&p, "/run/systemd/netif/links/%d", ifindex) < 0) + return -ENOMEM; + + r = parse_env_file(p, NEWLINE, "NETWORK_FILE", &s, NULL); + if (r == -ENOENT) + return -ENODATA; + if (r < 0) + return r; + if (isempty(s)) + return -ENODATA; + + *filename = s; + s = NULL; + + return 0; +} + _public_ int sd_network_link_get_operational_state(int ifindex, char **state) { _cleanup_free_ char *s = NULL, *p = NULL; int r; -- cgit v1.2.3-54-g00ecf