Expose socket timeouts

Author: carllerche

src/sys/socket/sockopt.rs

@@ -1,6 +1,7 @@
 use {NixResult, NixError, from_ffi};
 use super::{ffi, consts, SockOpt};
 use errno::Errno;
+use sys::time::TimeVal;
 use libc::{c_int, uint8_t, c_void, socklen_t};
 use std::mem;
 use std::os::unix::Fd;
@@ -74,6 +75,8 @@ sockopt_impl!(Linger, consts::SO_LINGER, super::linger);
 sockopt_impl!(IpAddMembership, consts::IP_ADD_MEMBERSHIP, super::ip_mreq);
 sockopt_impl!(IpDropMembership, consts::IP_DROP_MEMBERSHIP, super::ip_mreq);
 sockopt_impl!(IpMulticastTtl, consts::IP_MULTICAST_TTL, u8);
+sockopt_impl!(ReceiveTimeout, consts::SO_RCVTIMEO, TimeVal);
+sockopt_impl!(SendTimeout, consts::SO_SNDTIMEO, TimeVal);
 
 /*
  *