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Diffstat (limited to 'src/pgm_receiver.hpp')
-rw-r--r-- | src/pgm_receiver.hpp | 142 |
1 files changed, 0 insertions, 142 deletions
diff --git a/src/pgm_receiver.hpp b/src/pgm_receiver.hpp deleted file mode 100644 index 1f5d2d4..0000000 --- a/src/pgm_receiver.hpp +++ /dev/null @@ -1,142 +0,0 @@ -/* - Copyright (c) 2007-2013 Contributors as noted in the AUTHORS file - - This file is part of 0MQ. - - 0MQ is free software; you can redistribute it and/or modify it under - the terms of the GNU Lesser General Public License as published by - the Free Software Foundation; either version 3 of the License, or - (at your option) any later version. - - 0MQ is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public License - along with this program. If not, see <http://www.gnu.org/licenses/>. -*/ - -#ifndef __ZMQ_PGM_RECEIVER_HPP_INCLUDED__ -#define __ZMQ_PGM_RECEIVER_HPP_INCLUDED__ - -#include "platform.hpp" - -#if defined ZMQ_HAVE_OPENPGM - -#ifdef ZMQ_HAVE_WINDOWS -#include "windows.hpp" -#endif - -#include <map> -#include <algorithm> - -#include "io_object.hpp" -#include "i_engine.hpp" -#include "options.hpp" -#include "v1_decoder.hpp" -#include "pgm_socket.hpp" - -namespace zmq -{ - - class io_thread_t; - class session_base_t; - - class pgm_receiver_t : public io_object_t, public i_engine - { - - public: - - pgm_receiver_t (zmq::io_thread_t *parent_, const options_t &options_); - ~pgm_receiver_t (); - - int init (bool udp_encapsulation_, const char *network_); - - // i_engine interface implementation. - void plug (zmq::io_thread_t *io_thread_, - zmq::session_base_t *session_); - void terminate (); - void restart_input (); - void restart_output (); - void zap_msg_available () {} - - // i_poll_events interface implementation. - void in_event (); - void timer_event (int token); - - private: - - // Unplug the engine from the session. - void unplug (); - - // Decode received data (inpos, insize) and forward decoded - // messages to the session. - int process_input (v1_decoder_t *decoder); - - // PGM is not able to move subscriptions upstream. Thus, drop all - // the pending subscriptions. - void drop_subscriptions (); - - // RX timeout timer ID. - enum {rx_timer_id = 0xa1}; - - // RX timer is running. - bool has_rx_timer; - - // If joined is true we are already getting messages from the peer. - // It it's false, we are getting data but still we haven't seen - // beginning of a message. - struct peer_info_t - { - bool joined; - v1_decoder_t *decoder; - }; - - struct tsi_comp - { - bool operator () (const pgm_tsi_t <si, - const pgm_tsi_t &rtsi) const - { - uint32_t ll[2], rl[2]; - memcpy (ll, <si, sizeof (ll)); - memcpy (rl, &rtsi, sizeof (rl)); - return (ll[0] < rl[0]) || (ll[0] == rl[0] && ll[1] < rl[1]); - } - }; - - typedef std::map <pgm_tsi_t, peer_info_t, tsi_comp> peers_t; - peers_t peers; - - // PGM socket. - pgm_socket_t pgm_socket; - - // Socket options. - options_t options; - - // Associated session. - zmq::session_base_t *session; - - const pgm_tsi_t *active_tsi; - - // Number of bytes not consumed by the decoder due to pipe overflow. - size_t insize; - - // Pointer to data still waiting to be processed by the decoder. - const unsigned char *inpos; - - // Poll handle associated with PGM socket. - handle_t socket_handle; - - // Poll handle associated with engine PGM waiting pipe. - handle_t pipe_handle; - - pgm_receiver_t (const pgm_receiver_t&); - const pgm_receiver_t &operator = (const pgm_receiver_t&); - }; - -} - -#endif - -#endif |