75 lines
1.8 KiB
C
75 lines
1.8 KiB
C
/* SPDX-License-Identifier: LGPL-2.1+ */
|
|
|
|
#include <linux/can/vxcan.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 log_netdev_error_errno(netdev, r, "Could not append VXCAN_INFO_PEER attribute: %m");
|
|
|
|
if (v->ifname_peer) {
|
|
r = sd_netlink_message_append_string(m, IFLA_IFNAME, v->ifname_peer);
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to add vxcan netlink interface peer name: %m");
|
|
}
|
|
|
|
r = sd_netlink_message_close_container(m);
|
|
if (r < 0)
|
|
return log_netdev_error_errno(netdev, r, "Could not append VXCAN_INFO_PEER attribute: %m");
|
|
|
|
return r;
|
|
}
|
|
|
|
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) {
|
|
log_warning("VxCan NetDev without peer name configured in %s. Ignoring", filename);
|
|
return -EINVAL;
|
|
}
|
|
|
|
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 = "Match\0NetDev\0VXCAN\0",
|
|
.done = vxcan_done,
|
|
.fill_message_create = netdev_vxcan_fill_message_create,
|
|
.create_type = NETDEV_CREATE_INDEPENDENT,
|
|
.config_verify = netdev_vxcan_verify,
|
|
.generate_mac = true,
|
|
};
|