Squashed 'third_party/seasocks/' content from commit 016dc60

Change-Id: I195fa5bfd0c0e3cc66fbbefcc7b5170bafcf7a36
git-subtree-dir: third_party/seasocks
git-subtree-split: 016dc60b247e0d1d563aea6d22a9075e6884ab9f
diff --git a/src/app/c/ws_echo.cpp b/src/app/c/ws_echo.cpp
new file mode 100644
index 0000000..9464a63
--- /dev/null
+++ b/src/app/c/ws_echo.cpp
@@ -0,0 +1,67 @@
+// Copyright (c) 2013, Matt Godbolt
+// All rights reserved.
+// 
+// Redistribution and use in source and binary forms, with or without 
+// modification, are permitted provided that the following conditions are met:
+// 
+// Redistributions of source code must retain the above copyright notice, this 
+// list of conditions and the following disclaimer.
+// 
+// Redistributions in binary form must reproduce the above copyright notice, 
+// this list of conditions and the following disclaimer in the documentation 
+// and/or other materials provided with the distribution.
+// 
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 
+// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 
+// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 
+// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE 
+// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 
+// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 
+// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 
+// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 
+// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 
+// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 
+// POSSIBILITY OF SUCH DAMAGE.
+
+#include "seasocks/PrintfLogger.h"
+#include "seasocks/Server.h"
+#include "seasocks/StringUtil.h"
+#include "seasocks/WebSocket.h"
+
+#include <cstring>
+#include <iostream>
+#include <memory>
+#include <set>
+#include <sstream>
+#include <string>
+
+/* Simple server that echo any text or binary WebSocket messages back. */
+
+using namespace seasocks;
+
+class EchoHandler: public WebSocket::Handler {
+public:
+    virtual void onConnect(WebSocket* connection) {
+    }
+
+    virtual void onData(WebSocket* connection, const uint8_t* data, size_t length) {
+    connection->send(data, length); // binary
+    }
+
+    virtual void onData(WebSocket* connection, const char* data) {
+    connection->send(data); // text
+    }
+
+    virtual void onDisconnect(WebSocket* connection) {
+    }
+};
+
+int main(int argc, const char* argv[]) {
+    std::shared_ptr<Logger> logger(new PrintfLogger(Logger::DEBUG));
+
+    Server server(logger);
+    std::shared_ptr<EchoHandler> handler(new EchoHandler());
+    server.addWebSocketHandler("/", handler);
+    server.serve("/dev/null", 8000);
+    return 0;
+}