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68 lines
2.1 KiB
68 lines
2.1 KiB
#ifndef _PROTOCOL_
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#define _PROTOCOL_
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#include <protocol/token.hpp>
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#include <string>
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#include <map>
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#include <functional>
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#include <iostream>
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namespace protocol {
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struct message_t {
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std::string input;
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token::pattern_t pattern;
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};
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class protocol_t;
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using handler_t = std::function<void(protocol_t&, const message_t&)>;
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using handler_map_t = std::map<token::pattern_t, handler_t>;
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using session_key_t = token::string_t;
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session_key_t session_key_from(const token::list_t& tokens);
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session_key_t session_key_from(const message_t& message);
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token::string_t session_token_from(const token::list_t& tokens);
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token::string_t session_token_from(const message_t& message);
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class protocol_t {
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public:
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void set_handlers(const handler_map_t handlers);
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void absorb(const std::string& input);
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void send(const token::list_t& tokens);
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// TODO: Move these methods to a separate session_t class!
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void send_result(const session_key_t& session_key, const token::string_t& session_token, token::list_t tokens);
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void proceed(const session_key_t& session_key, const token::string_t& session_token);
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void junk(const session_key_t& session_key, const token::string_t& session_token);
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void fail(const session_key_t& session_key, const token::string_t& session_token);
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void submit_message(const session_key_t& session_key, const token::string_t& session_token, const std::vector<std::string>& header, const std::vector<std::string>& body);
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protected:
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virtual void emit(const std::string& output) { };
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private:
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handler_map_t handlers;
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size_t max_pattern_length;
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std::string version;
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void send_data_line(const session_key_t& session_key, const token::string_t& session_token, const std::string& data_line);
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};
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class ios_protocol_t : public protocol_t {
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public:
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ios_protocol_t(std::istream& in, std::ostream& out);
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void run();
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protected:
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virtual void emit(const std::string& output);
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private:
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std::istream& in;
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std::ostream& out;
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};
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}
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#endif |