Added some basic HTTP and ip address parsing.

source/mijin/net/http.hpp

@@ -0,0 +1,55 @@
+
+#pragma once
+
+#if !defined(MIJIN_NET_HTTP_HPP_INCLUDED)
+#define MIJIN_NET_HTTP_HPP_INCLUDED 1
+
+#include <memory>
+#include <string>
+#include <map>
+#include "../io/stream.hpp"
+
+namespace mijin
+{
+struct HTTPVersion
+{
+    unsigned major;
+    unsigned minor;
+};
+
+struct HTTPRequest
+{
+    std::string address;
+    std::string method = "GET";
+    std::multimap<std::string, std::string> headers;
+    std::string body;
+
+    explicit HTTPRequest(std::string address_) noexcept : address(std::move(address_)) {}
+};
+
+struct HTTPResponse
+{
+    HTTPVersion version;
+    unsigned status;
+    std::string statusMessage;
+    std::multimap<std::string, std::string> headers;
+    std::string content;
+};
+
+class HTTPStream
+{
+private:
+    Stream* base_;
+public:
+    HTTPStream(Stream& base) noexcept : base_(&base)
+    {
+        MIJIN_ASSERT(base_ != nullptr, "Invalid parameter for base.");
+    }
+    Task<StreamResult<HTTPResponse>> c_request(HTTPRequest request) noexcept;
+private:
+    Task<StreamError> c_writeRequest(const HTTPRequest& request) noexcept;
+    Task<StreamResult<HTTPResponse>> c_readResponse() noexcept;
+};
+}
+
+#endif // !defined(MIJIN_NET_HTTP_HPP_INCLUDED)