diff options
Diffstat (limited to 'usr.sbin/vmd/virtio.c')
| -rw-r--r-- | usr.sbin/vmd/virtio.c | 27 |
1 files changed, 26 insertions, 1 deletions
diff --git a/usr.sbin/vmd/virtio.c b/usr.sbin/vmd/virtio.c index 1d269ed65ff..f937bf602f6 100644 --- a/usr.sbin/vmd/virtio.c +++ b/usr.sbin/vmd/virtio.c @@ -1,4 +1,4 @@ -/* $OpenBSD: virtio.c,v 1.83 2021/03/26 17:40:03 deraadt Exp $ */ +/* $OpenBSD: virtio.c,v 1.84 2021/03/29 23:37:01 dv Exp $ */ /* * Copyright (c) 2015 Mike Larkin <mlarkin@openbsd.org> @@ -2034,6 +2034,31 @@ virtio_init(struct vmd_vm *vm, int child_cdrom, evtimer_set(&vmmci.timeout, vmmci_timeout, NULL); } +/* + * vionet_set_hostmac + * + * Sets the hardware address for the host-side tap(4) on a vionet_dev. + * + * This should only be called from the event-loop thread + * + * vm: pointer to the current vmd_vm instance + * idx: index into the array of vionet_dev's for the target vionet_dev + * addr: ethernet address to set + */ +void +vionet_set_hostmac(struct vmd_vm *vm, unsigned int idx, uint8_t *addr) +{ + struct vmop_create_params *vmc = &vm->vm_params; + struct vm_create_params *vcp = &vmc->vmc_params; + struct vionet_dev *dev; + + if (idx > vcp->vcp_nnics) + fatalx("vionet_set_hostmac"); + + dev = &vionet[idx]; + memcpy(dev->hostmac, addr, sizeof(dev->hostmac)); +} + void virtio_shutdown(struct vmd_vm *vm) { |