diff options
author | Joel Galenson <jgalenson@google.com> | 2020-10-23 08:03:13 -0700 |
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committer | Joel Galenson <jgalenson@google.com> | 2020-10-23 08:03:13 -0700 |
commit | 4bf0c30e286d482eb711dc677be906adcba4650b (patch) | |
tree | de038d1f2268222ebb5925c40db9bda0e2d8e565 /src/sys/windows/udp.rs | |
parent | 33e7b955494b6d15ed72863ad35c620e904302ed (diff) | |
download | mio-4bf0c30e286d482eb711dc677be906adcba4650b.tar.gz |
Import mio-0.7.3
Test: None
Change-Id: I7df903972aaf06adb1ecb20a63793fcf128edb8f
Diffstat (limited to 'src/sys/windows/udp.rs')
-rw-r--r-- | src/sys/windows/udp.rs | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/src/sys/windows/udp.rs b/src/sys/windows/udp.rs new file mode 100644 index 0000000..667c775 --- /dev/null +++ b/src/sys/windows/udp.rs @@ -0,0 +1,27 @@ +use std::io; +use std::net::{self, SocketAddr}; +use std::os::windows::io::FromRawSocket; +use std::os::windows::raw::SOCKET as StdSocket; // winapi uses usize, stdlib uses u32/u64. + +use winapi::um::winsock2::{bind as win_bind, closesocket, SOCKET_ERROR, SOCK_DGRAM}; + +use crate::sys::windows::net::{init, new_ip_socket, socket_addr}; + +pub fn bind(addr: SocketAddr) -> io::Result<net::UdpSocket> { + init(); + new_ip_socket(addr, SOCK_DGRAM).and_then(|socket| { + let (raw_addr, raw_addr_length) = socket_addr(&addr); + syscall!( + win_bind(socket, raw_addr, raw_addr_length,), + PartialEq::eq, + SOCKET_ERROR + ) + .map_err(|err| { + // Close the socket if we hit an error, ignoring the error + // from closing since we can't pass back two errors. + let _ = unsafe { closesocket(socket) }; + err + }) + .map(|_| unsafe { net::UdpSocket::from_raw_socket(socket as StdSocket) }) + }) +} |