From 9119b4fd7b292b1a14db916040f8e7cc4731d4b6 Mon Sep 17 00:00:00 2001 From: Martin Sustrik Date: Tue, 26 Jul 2011 00:43:57 +0200 Subject: TCP transport classes simplified zmq_engine and tcp_socket merged into tcp_engine zmq_connecter and tcp_connecter merged into tcp_connecter zmq_listener and tcp_listener merged into tcp_listener Signed-off-by: Martin Sustrik --- src/tcp_connecter.hpp | 68 +++++++++++++++++++++++++++++++++++++-------------- 1 file changed, 50 insertions(+), 18 deletions(-) (limited to 'src/tcp_connecter.hpp') diff --git a/src/tcp_connecter.hpp b/src/tcp_connecter.hpp index 06641e5..2168ca7 100644 --- a/src/tcp_connecter.hpp +++ b/src/tcp_connecter.hpp @@ -21,28 +21,50 @@ #ifndef __ZMQ_TCP_CONNECTER_HPP_INCLUDED__ #define __ZMQ_TCP_CONNECTER_HPP_INCLUDED__ -#include "platform.hpp" #include "fd.hpp" - -#ifdef ZMQ_HAVE_WINDOWS -#include "windows.hpp" -#else -#include -#include -#endif +#include "ip.hpp" +#include "own.hpp" +#include "io_object.hpp" +#include "stdint.hpp" namespace zmq { - // The class encapsulating simple TCP listening socket. - - class tcp_connecter_t + class tcp_connecter_t : public own_t, public io_object_t { public: - tcp_connecter_t (); + // If 'wait' is true connecter first waits for a while, then starts + // connection process. + tcp_connecter_t (class io_thread_t *io_thread_, + class session_t *session_, const options_t &options_, + const char *protocol_, const char *address_, bool delay_); ~tcp_connecter_t (); + private: + + // ID of the timer used to delay the reconnection. + enum {reconnect_timer_id = 1}; + + // Handlers for incoming commands. + void process_plug (); + + // Handlers for I/O events. + void in_event (); + void out_event (); + void timer_event (int id_); + + // Internal function to start the actual connection establishment. + void start_connecting (); + + // Internal function to add a reconnect timer + void add_reconnect_timer(); + + // Internal function to return a reconnect backoff delay. + // Will modify the current_reconnect_ivl used for next call + // Returns the currently used interval + int get_new_reconnect_ivl (); + // Set address to connect to. int set_address (const char *protocol, const char *addr_); @@ -55,16 +77,10 @@ namespace zmq // Close the connecting socket. int close (); - // Get the file descriptor to poll on to get notified about - // connection success. - fd_t get_fd (); - // Get the file descriptor of newly created connection. Returns // retired_fd if the connection was unsuccessfull. fd_t connect (); - private: - // Address to connect to. sockaddr_storage addr; socklen_t addr_len; @@ -72,6 +88,22 @@ namespace zmq // Underlying socket. fd_t s; + // Handle corresponding to the listening socket. + handle_t handle; + + // If true file descriptor is registered with the poller and 'handle' + // contains valid value. + bool handle_valid; + + // If true, connecter is waiting a while before trying to connect. + bool wait; + + // Reference to the session we belong to. + class session_t *session; + + // Current reconnect ivl, updated for backoff strategy + int current_reconnect_ivl; + tcp_connecter_t (const tcp_connecter_t&); const tcp_connecter_t &operator = (const tcp_connecter_t&); }; -- cgit v1.2.3