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tun: Initial work on getting/setting netmask

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Seems to run into an issue with setting netmasks like 255.0.0.0 with an
"AddressNotAvailable" error
This commit is contained in:
Cara Salter 2023-04-29 19:50:10 -04:00
parent c444bf293e
commit 6ea4b596c2
2 changed files with 36 additions and 0 deletions
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3
tun/src/unix/linux/sys.rs
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@ -2,6 +2,7 @@ use nix::{ioctl_read_bad, ioctl_write_ptr_bad, request_code_read, request_code_w
use std::mem::size_of;
pub use libc::ifreq;
pub use libc::sockaddr;
pub use libc::sockaddr_in;
ioctl_write_ptr_bad!(
@ -17,6 +18,8 @@ ioctl_read_bad!(
ioctl_read_bad!(if_get_index, libc::SIOCGIFINDEX, libc::ifreq);
ioctl_read_bad!(if_get_addr, libc::SIOCGIFADDR, libc::ifreq);
ioctl_read_bad!(if_get_mtu, libc::SIOCGIFMTU, libc::ifreq);
ioctl_read_bad!(if_get_netmask, libc::SIOCGIFNETMASK, libc::ifreq);
ioctl_write_ptr_bad!(if_set_addr, libc::SIOCSIFADDR, libc::ifreq);
ioctl_write_ptr_bad!(if_set_mtu, libc::SIOCSIFMTU, libc::ifreq);
ioctl_write_ptr_bad!(if_set_netmask, libc::SIOCSIFNETMASK, libc::ifreq);