Initial support for fetch newcoin.txt via https.

src/HttpsClient.h

@@ -0,0 +1,65 @@
+#ifndef _HTTPS_CLIENT_
+#define _HTTPS_CLIENT_
+
+#include <string>
+
+#include <boost/asio.hpp>
+#include <boost/asio/ssl.hpp>
+#include <boost/date_time/posix_time/posix_time_types.hpp>
+#include <boost/function.hpp>
+#include <boost/shared_ptr.hpp>
+#include <boost/enable_shared_from_this.hpp>
+
+//
+// Async https client.
+//
+
+class HttpsClient : public boost::enable_shared_from_this<HttpsClient>
+{
+private:
+    boost::asio::ssl::context								mCtx;
+    boost::asio::ip::tcp::resolver							mResolver;
+    boost::asio::ip::tcp::resolver::query					mQuery;
+    boost::asio::ssl::stream<boost::asio::ip::tcp::socket>	mSocketSsl;
+    boost::asio::streambuf									mRequest;
+    boost::asio::streambuf									mResponse;
+    std::string												mStrDomain;
+    boost::function<void(const boost::system::error_code& ecResult, std::string& strData)> mComplete;
+
+	boost::asio::deadline_timer								mDeadline;
+
+	// If not success, we are shutting down.
+	boost::system::error_code								mShutdown;
+
+	void handleDeadline(const boost::system::error_code& ecResult);
+
+    void handleResolve(
+		const boost::system::error_code& ecResult,
+		boost::asio::ip::tcp::resolver::iterator endpoint_iterator
+		);
+
+    void handleConnect(const boost::system::error_code& ecResult);
+	void handleRequest(const boost::system::error_code& ecResult);
+    void handleWrite(const boost::system::error_code& ecResult);
+    void handleData(const boost::system::error_code& ecResult);
+
+	void invokeComplete(const boost::system::error_code& ecResult, std::string strData = "");
+
+	void parseData();
+
+public:
+
+    HttpsClient(
+		boost::asio::io_service& io_service,
+		const std::string strDomain,
+		const std::string strPath,
+		unsigned short port,
+		std::size_t responseMax
+		);
+
+	void httpsGet(
+		boost::posix_time::time_duration timeout,
+		boost::function<void(const boost::system::error_code& ecResult, std::string& strData)> complete);
+};
+#endif
+// vim:ts=4