first

RequestParser.h

@@ -0,0 +1,72 @@
+#ifndef HTTP_REQUEST_PARSER_HPP
+#define HTTP_REQUEST_PARSER_HPP
+
+#include <boost/logic/tribool.hpp>
+#include <boost/tuple/tuple.hpp>
+
+
+
+struct HttpRequest;
+
+/// Parser for incoming requests.
+class HttpRequestParser
+{
+	/// Handle the next character of input.
+	boost::tribool consume(HttpRequest& req, char input);
+
+	/// Check if a byte is an HTTP character.
+	static bool is_char(int c);
+
+	/// Check if a byte is an HTTP control character.
+	static bool is_ctl(int c);
+
+	/// Check if a byte is defined as an HTTP special character.
+	static bool is_tspecial(int c);
+
+	/// Check if a byte is a digit.
+	static bool is_digit(int c);
+
+	/// The current state of the parser.
+	enum state
+	{
+		method_start,
+		method,
+		uri_start,
+		uri,
+		http_version_h,
+		http_version_t_1,
+		http_version_t_2,
+		http_version_p,
+		http_version_slash,
+		http_version_major_start,
+		http_version_major,
+		http_version_minor_start,
+		http_version_minor,
+		expecting_newline_1,
+		header_line_start,
+		header_lws,
+		header_name,
+		space_before_header_value,
+		header_value,
+		expecting_newline_2,
+		expecting_newline_3
+	} state_;
+public:
+	/// Construct ready to parse the request method.
+	HttpRequestParser();
+
+	/// Reset to initial parser state.
+	void reset();
+
+	/// Parse some data. The tribool return value is true when a complete request
+	/// has been parsed, false if the data is invalid, indeterminate when more
+	/// data is required. The InputIterator return value indicates how much of the
+	/// input has been consumed.
+	//template <typename InputIterator>
+	boost::tribool parse(HttpRequest& req, char*, char*);
+
+	
+};
+
+
+#endif // HTTP_REQUEST_PARSER_HPP