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Diffstat (limited to 'src/network/sd-network.c')
-rw-r--r--src/network/sd-network.c62
1 files changed, 60 insertions, 2 deletions
diff --git a/src/network/sd-network.c b/src/network/sd-network.c
index 1dfb282a0a..c867812209 100644
--- a/src/network/sd-network.c
+++ b/src/network/sd-network.c
@@ -25,6 +25,7 @@
#include <errno.h>
#include <sys/inotify.h>
#include <sys/poll.h>
+#include <net/if.h>
#include "util.h"
#include "macro.h"
@@ -33,6 +34,38 @@
#include "sd-network.h"
#include "dhcp-lease-internal.h"
+static int link_get_flags(unsigned index, unsigned *flags) {
+ _cleanup_free_ char *s = NULL, *p = NULL;
+ int r;
+
+ assert(index);
+ assert(flags);
+
+ if (asprintf(&p, "/run/systemd/network/links/%u", index) < 0)
+ return -ENOMEM;
+
+ r = parse_env_file(p, NEWLINE, "FLAGS", &s, NULL);
+ if (r == -ENOENT)
+ return -ENODATA;
+ else if (r < 0)
+ return r;
+ else if (!s)
+ return -EIO;
+
+ return safe_atou(s, flags);
+}
+
+_public_ int sd_network_link_is_loopback(unsigned index) {
+ unsigned flags;
+ int r;
+
+ r = link_get_flags(index, &flags);
+ if (r < 0)
+ return 0;
+
+ return flags & IFF_LOOPBACK;
+}
+
_public_ int sd_network_get_link_state(unsigned index, char **state) {
_cleanup_free_ char *s = NULL, *p = NULL;
int r;
@@ -43,8 +76,7 @@ _public_ int sd_network_get_link_state(unsigned index, char **state) {
if (asprintf(&p, "/run/systemd/network/links/%u", index) < 0)
return -ENOMEM;
- r = parse_env_file(p, NEWLINE, "STATE", &s, NULL);
-
+ r = parse_env_file(p, NEWLINE, "ADMIN_STATE", &s, NULL);
if (r == -ENOENT)
return -ENODATA;
else if (r < 0)
@@ -54,6 +86,32 @@ _public_ int sd_network_get_link_state(unsigned index, char **state) {
if (streq(s, "unmanaged"))
return -EUNATCH;
+ else if (streq(s, "initializing"))
+ return -EBUSY;
+
+ *state = s;
+ s = NULL;
+
+ return 0;
+}
+
+_public_ int sd_network_get_link_operational_state(unsigned index, char **state) {
+ _cleanup_free_ char *s = NULL, *p = NULL;
+ int r;
+
+ assert_return(index, -EINVAL);
+ assert_return(state, -EINVAL);
+
+ if (asprintf(&p, "/run/systemd/network/links/%u", index) < 0)
+ return -ENOMEM;
+
+ r = parse_env_file(p, NEWLINE, "OPER_STATE", &s, NULL);
+ if (r == -ENOENT)
+ return -ENODATA;
+ else if (r < 0)
+ return r;
+ else if (!s)
+ return -EIO;
*state = s;
s = NULL;