Do not require exclusive bind of udp sockets (#154)

This commit is contained in:
sammirata 2016-10-04 18:51:45 -04:00 committed by Kongqun Yang
parent 97fc9828f0
commit 4f9bbe3769
3 changed files with 10 additions and 0 deletions

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@ -17,4 +17,5 @@ Anders Hasselqvist <anders.hasselqvist@gmail.com>
Google Inc. <*@google.com>
Leandro Moreira <leandro.ribeiro.moreira@gmail.com>
Philo Inc. <*@philo.com>
Sergio Ammirata <sergio@ammirata.net>
The Chromium Authors <*@chromium.org>

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@ -30,4 +30,5 @@ Joey Parrish <joeyparrish@google.com>
Kongqun Yang <kqyang@google.com>
Leandro Moreira <leandro.ribeiro.moreira@gmail.com>
Rintaro Kuroiwa <rkuroiwa@google.com>
Sergio Ammirata <sergio@ammirata.net>
Thomas Inskip <tinskip@google.com>

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@ -187,6 +187,14 @@ bool UdpFile::Open() {
local_sock_addr.sin_family = AF_INET;
local_sock_addr.sin_port = htons(dest_port);
local_sock_addr.sin_addr.s_addr = htonl(dest_addr);
// We do not need to require exclusive bind of udp sockets
const int optval = 1;
if (setsockopt(new_socket.get(), SOL_SOCKET, SO_REUSEADDR, &optval,
sizeof(optval)) < 0) {
LOG(ERROR)
<< "Could not apply the SO_REUSEADDR property to the UDP socket";
return false;
}
if (bind(new_socket.get(),
reinterpret_cast<struct sockaddr*>(&local_sock_addr),
sizeof(local_sock_addr))) {