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+/*
+ Copyright (c) 2007-2009 FastMQ Inc.
+
+ This file is part of 0MQ.
+
+ 0MQ is free software; you can redistribute it and/or modify it under
+ the terms of the Lesser GNU 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
+ Lesser GNU General Public License for more details.
+
+ You should have received a copy of the Lesser GNU General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#ifndef __ZMQ_BP_PGM_SENDER_HPP_INCLUDED__
+#define __ZMQ_BP_PGM_SENDER_HPP_INCLUDED__
+
+#include "platform.hpp"
+
+#if defined ZMQ_HAVE_OPENPGM
+
+#include <vector>
+
+#include "stdint.hpp"
+#include "io_object.hpp"
+#include "i_engine.hpp"
+#include "options.hpp"
+#include "pgm_socket.hpp"
+#include "zmq_encoder.hpp"
+
+namespace zmq
+{
+
+ class pgm_sender_t : public io_object_t, public i_engine
+ {
+
+ public:
+ pgm_sender_t (class io_thread_t *parent_, const options_t &options_,
+ const char *session_name_);
+ ~pgm_sender_t ();
+
+ int init (const char *network_);
+
+ // i_engine interface implementation.
+ void plug (struct i_inout *inout_);
+ void unplug ();
+ void revive ();
+
+ // i_poll_events interface implementation.
+ void in_event ();
+ void out_event ();
+
+ private:
+
+ // Send one APDU with first message offset information.
+ // Note that first 2 bytes in data_ are used to store the offset_
+ // and thus user data has to start at data_ + sizeof (uint16_t).
+ size_t write_one_pkt_with_offset (unsigned char *data_, size_t size_,
+ uint16_t offset_);
+
+ // Message encoder.
+ zmq_encoder_t encoder;
+
+ // PGM socket.
+ pgm_socket_t pgm_socket;
+
+ // Socket options.
+ options_t options;
+
+ // Name of the session associated with the connecter.
+ std::string session_name;
+
+ // Poll handle associated with PGM socket.
+ handle_t handle;
+ handle_t uplink_handle;
+
+ // ?
+ i_inout *inout;
+
+ // Output buffer from pgm_socket.
+#ifdef ZMQ_HAVE_WINDOWS
+ unsigned char out_buffer [pgm_win_max_apdu];
+#else
+ unsigned char *out_buffer;
+
+ // Output buffer size.
+ size_t out_buffer_size;
+#endif
+
+ size_t write_size;
+ size_t write_pos;
+
+ // Offset of the first mesage in data chunk taken from encoder.
+ int first_message_offset;
+
+ pgm_sender_t (const pgm_sender_t&);
+ void operator = (const pgm_sender_t&);
+ };
+
+}
+
+#endif
+
+#endif