Index: sandbox/linux/syscall_broker/broker_channel.cc |
diff --git a/sandbox/linux/syscall_broker/broker_channel.cc b/sandbox/linux/syscall_broker/broker_channel.cc |
new file mode 100644 |
index 0000000000000000000000000000000000000000..fa0f7615fcade7f3258834b70d7b973216496d22 |
--- /dev/null |
+++ b/sandbox/linux/syscall_broker/broker_channel.cc |
@@ -0,0 +1,35 @@ |
+// Copyright 2014 The Chromium Authors. All rights reserved. |
+// Use of this source code is governed by a BSD-style license that can be |
+// found in the LICENSE file. |
+ |
+#include "sandbox/linux/syscall_broker/broker_channel.h" |
+ |
+#include <sys/socket.h> |
+#include <sys/types.h> |
+ |
+#include "base/logging.h" |
+ |
+namespace sandbox { |
+ |
+namespace syscall_broker { |
+ |
+// static |
+void BrokerChannel::CreatePair(EndPoint* reader, EndPoint* writer) { |
+ DCHECK(reader); |
+ DCHECK(writer); |
+ int socket_pair[2]; |
+ // Use SOCK_SEQPACKET, to preserve message boundaries but we also want to be |
+ // notified (recvmsg should return and not block) when the connection has |
+ // been broken which could mean that the other end has been closed. |
+ PCHECK(0 == socketpair(AF_UNIX, SOCK_SEQPACKET, 0, socket_pair)); |
+ |
+ reader->reset(socket_pair[0]); |
+ PCHECK(0 == shutdown(reader->get(), SHUT_WR)); |
+ |
+ writer->reset(socket_pair[1]); |
+ PCHECK(0 == shutdown(writer->get(), SHUT_RD)); |
+} |
+ |
+} // namespace syscall_broker |
+ |
+} // namespace sandbox |