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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 15:35:18 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 15:35:18 +0000
commitb750101eb236130cf056c675997decbac904cc49 (patch)
treea5df1a06754bdd014cb975c051c83b01c9a97532 /src/network/netdev/vxcan.c
parentInitial commit. (diff)
downloadsystemd-b750101eb236130cf056c675997decbac904cc49.tar.xz
systemd-b750101eb236130cf056c675997decbac904cc49.zip
Adding upstream version 252.22.upstream/252.22
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r--src/network/netdev/vxcan.c74
1 files changed, 74 insertions, 0 deletions
diff --git a/src/network/netdev/vxcan.c b/src/network/netdev/vxcan.c
new file mode 100644
index 0000000..83269b0
--- /dev/null
+++ b/src/network/netdev/vxcan.c
@@ -0,0 +1,74 @@
+/* SPDX-License-Identifier: LGPL-2.1-or-later */
+
+#include <linux/can/vxcan.h>
+#include <linux/if_arp.h>
+
+#include "vxcan.h"
+
+static int netdev_vxcan_fill_message_create(NetDev *netdev, Link *link, sd_netlink_message *m) {
+ VxCan *v;
+ int r;
+
+ assert(netdev);
+ assert(!link);
+ assert(m);
+
+ v = VXCAN(netdev);
+
+ assert(v);
+
+ r = sd_netlink_message_open_container(m, VXCAN_INFO_PEER);
+ if (r < 0)
+ return r;
+
+ if (v->ifname_peer) {
+ r = sd_netlink_message_append_string(m, IFLA_IFNAME, v->ifname_peer);
+ if (r < 0)
+ return r;
+ }
+
+ r = sd_netlink_message_close_container(m);
+ if (r < 0)
+ return r;
+
+ return 0;
+}
+
+static int netdev_vxcan_verify(NetDev *netdev, const char *filename) {
+ VxCan *v;
+
+ assert(netdev);
+ assert(filename);
+
+ v = VXCAN(netdev);
+
+ assert(v);
+
+ if (!v->ifname_peer)
+ return log_netdev_warning_errno(netdev, SYNTHETIC_ERRNO(EINVAL),
+ "VxCan NetDev without peer name configured in %s. Ignoring", filename);
+
+ return 0;
+}
+
+static void vxcan_done(NetDev *n) {
+ VxCan *v;
+
+ assert(n);
+
+ v = VXCAN(n);
+
+ assert(v);
+
+ free(v->ifname_peer);
+}
+
+const NetDevVTable vxcan_vtable = {
+ .object_size = sizeof(VxCan),
+ .sections = NETDEV_COMMON_SECTIONS "VXCAN\0",
+ .done = vxcan_done,
+ .fill_message_create = netdev_vxcan_fill_message_create,
+ .create_type = NETDEV_CREATE_INDEPENDENT,
+ .config_verify = netdev_vxcan_verify,
+ .iftype = ARPHRD_CAN,
+};