Introduce QUIC_VERSION_20: allowing endpoints to set different

net/tools/quic/quic_client_bin.cc

 // Copyright (c) 2012 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.
 
 // A binary wrapper for QuicClient.  Connects to --hostname via --address
 // on --port and requests URLs specified on the command line.
 // Pass --secure to check the certificates using proof verifier.
-// Pass --initial_flow_control_window to specify the size of the initial flow
-// control receive window to advertise to server.
+// Pass --initial_stream_flow_control_window to specify the size of the initial
+// stream flow control receive window to advertise to server.
+// Pass --initial_session_flow_control_window to specify the size of the initial
+// session flow control receive window to advertise to server.
 //
 // For example:
 //  quic_client --address=127.0.0.1 --port=6122 --hostname=www.google.com
 //      http://www.google.com/index.html http://www.google.com/favicon.ico
 
 #include <iostream>
 
 #include "base/at_exit.h"
 #include "base/command_line.h"
 #include "base/logging.h"
 #include "base/strings/string_number_conversions.h"
 #include "net/base/ip_endpoint.h"
 #include "net/base/privacy_mode.h"
 #include "net/quic/quic_protocol.h"
 #include "net/quic/quic_server_id.h"
 #include "net/tools/epoll_server/epoll_server.h"
 #include "net/tools/quic/quic_client.h"
 
 // The port the quic client will connect to.
 int32 FLAGS_port = 6121;
 std::string FLAGS_address = "127.0.0.1";
 // The hostname the quic client will connect to.
 std::string FLAGS_hostname = "localhost";
-// Size of the initial flow control receive window to advertise to server.
-int32 FLAGS_initial_flow_control_window = 100 * net::kMaxPacketSize;
+// Size of the initial stream flow control receive window to advertise to
+// server.
+int32 FLAGS_initial_stream_flow_control_window = 100 * net::kMaxPacketSize;
+// Size of the initial session flow control receive window to advertise to
+// server.
+int32 FLAGS_initial_session_flow_control_window = 200 * net::kMaxPacketSize;
 // Check the certificates using proof verifier.
 bool FLAGS_secure = false;
 
 int main(int argc, char *argv[]) {
   base::CommandLine::Init(argc, argv);
   base::CommandLine* line = base::CommandLine::ForCurrentProcess();
 
   logging::LoggingSettings settings;
   settings.logging_dest = logging::LOG_TO_SYSTEM_DEBUG_LOG;
   CHECK(logging::InitLogging(settings));
@@ skipping 30 matching lines @@
           << " address: " << FLAGS_address
           << " hostname: " << FLAGS_hostname
           << " secure: " << FLAGS_secure;
 
   base::AtExitManager exit_manager;
 
   net::IPAddressNumber addr;
   CHECK(net::ParseIPLiteralToNumber(FLAGS_address, &addr));
 
   net::QuicConfig config;
-  config.SetInitialFlowControlWindowToSend(FLAGS_initial_flow_control_window);
+  config.SetDefaults();
+  config.SetInitialFlowControlWindowToSend(
+      FLAGS_initial_session_flow_control_window);
+  config.SetInitialStreamFlowControlWindowToSend(
+      FLAGS_initial_stream_flow_control_window);
+  config.SetInitialSessionFlowControlWindowToSend(
+      FLAGS_initial_session_flow_control_window);
 
   // TODO(rjshade): Set version on command line.
   net::EpollServer epoll_server;
   net::tools::QuicClient client(
       net::IPEndPoint(addr, FLAGS_port),
       net::QuicServerId(FLAGS_hostname, FLAGS_port, FLAGS_secure,
                         net::PRIVACY_MODE_DISABLED),
       net::QuicSupportedVersions(), true, config, &epoll_server);
 
   client.Initialize();
 
   if (!client.Connect()) return 1;
 
   client.SendRequestsAndWaitForResponse(line->GetArgs());
   return 0;
 }