diff options
Diffstat (limited to 'src/bsd/tun.c')
| -rw-r--r-- | src/bsd/tun.c | 34 |
1 files changed, 25 insertions, 9 deletions
diff --git a/src/bsd/tun.c b/src/bsd/tun.c index d5697c5..ed3eb27 100644 --- a/src/bsd/tun.c +++ b/src/bsd/tun.c @@ -164,8 +164,8 @@ int tun_init_post(tun_device_t* dev) struct tuninfo ti; - if (ioctl(dev->fd_, TUNGIFINFO, &ti) < 0) { - log_printf(ERROR, "can't enable multicast for interface"); + if(ioctl(dev->fd_, TUNGIFINFO, &ti) < 0) { + log_printf(ERROR, "can't enable multicast for interface: %s", strerror(errno)); return -1; } @@ -173,15 +173,15 @@ int tun_init_post(tun_device_t* dev) if(dev->type_ == TYPE_TUN) ti.flags &= ~IFF_POINTOPOINT; - if (ioctl(dev->fd_, TUNSIFINFO, &ti) < 0) { - log_printf(ERROR, "can't enable multicast for interface"); + if(ioctl(dev->fd_, TUNSIFINFO, &ti) < 0) { + log_printf(ERROR, "can't enable multicast for interface: %s", strerror(errno)); return -1; } return 0; } #elif defined(__GNUC__) && defined(__FreeBSD__) - #warning this device has never been tested on FreeBSD and might not work + int tun_init_post(tun_device_t* dev) { if(!dev) @@ -191,10 +191,26 @@ int tun_init_post(tun_device_t* dev) if(dev->type_ == TYPE_TAP) dev->with_pi_ = 0; - int arg = 0; - ioctl(dev->fd_, TUNSLMODE, &arg); - arg = 1; - ioctl(dev->fd_, TUNSIFHEAD, &arg); + if(dev->type_ == TYPE_TUN) { + int arg = 0; + if(ioctl(dev->fd_, TUNSLMODE, &arg) < 0) { + log_printf(ERROR, "can't disable link-layer mode for interface: %s", strerror(errno)); + return -1; + } + + arg = 1; + if(ioctl(dev->fd_, TUNSIFHEAD, &arg) < 0) { + log_printf(ERROR, "can't enable multi-af mode for interface: %s", strerror(errno)); + return -1; + } + + arg = IFF_BROADCAST; + arg |= IFF_MULTICAST; + if(ioctl(dev->fd_, TUNSIFMODE, &arg) < 0) { + log_printf(ERROR, "can't enable multicast for interface: %s", strerror(errno)); + return -1; + } + } return 0; } |