Increase PseudoTcp receive and send window sizes

Increase the sizes of these two values so that we can cope with high latency
network.

BUG=91011
TEST=None

Review URL: http://codereview.chromium.org/7539006

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@94850 0039d316-1c4b-4281-b951-d872f2087c98

1 files changed, 7 insertions, 0 deletions

diff --git a/remoting/protocol/jingle_stream_connector.cc b/remoting/protocol/jingle_stream_connector.cc
index 86add44..849f432 100644
--- a/remoting/protocol/jingle_stream_connector.cc
+++ b/remoting/protocol/jingle_stream_connector.cc
@@ -32,6 +32,11 @@ const char kClientSslExporterLabel[] = "EXPORTER-remoting-channel-auth-client";
 // load due to ACK traffic.
 const int kTcpAckDelayMilliseconds = 10;
 
+// Values for the TCP send and receive buffer size. This should be tuned to
+// accomodate high latency network but not backlog the decoding pipeline.
+const int kTcpReceiveBufferSize = 256 * 1024;
+const int kTcpSendBufferSize = kTcpReceiveBufferSize + 30 * 1024;
+
 // Helper method to create a SSL client socket.
 net::SSLClientSocket* CreateSSLClientSocket(
     net::StreamSocket* socket, const std::string& der_cert,
@@ -107,6 +112,8 @@ bool JingleStreamConnector::EstablishTCPConnection(net::Socket* socket) {
       new jingle_glue::PseudoTcpAdapter(socket);
   adapter->SetAckDelay(kTcpAckDelayMilliseconds);
   adapter->SetNoDelay(true);
+  adapter->SetReceiveBufferSize(kTcpReceiveBufferSize);
+  adapter->SetSendBufferSize(kTcpSendBufferSize);
 
   socket_.reset(adapter);
   int result = socket_->Connect(&tcp_connect_callback_);