GNU Radio Manual and C++ API Reference
3.9.1.0
The Free & Open Software Radio Ecosystem
req_source.h
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/* -*- c++ -*- */
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/*
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* Copyright 2013 Free Software Foundation, Inc.
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*
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* This file is part of GNU Radio.
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*
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* SPDX-License-Identifier: GPL-3.0-or-later
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*
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*/
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#ifndef INCLUDED_ZEROMQ_REQ_SOURCE_H
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#define INCLUDED_ZEROMQ_REQ_SOURCE_H
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#include <
gnuradio/sync_block.h
>
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#include <
gnuradio/zeromq/api.h
>
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namespace
gr
{
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namespace
zeromq {
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/*!
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* \brief Receive messages on ZMQ REQ socket and source stream
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* \ingroup zeromq
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*
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* \details
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* This block will connect to a ZMQ REP socket, then produce all
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* incoming messages as streaming output.
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*/
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class
ZEROMQ_API
req_source
:
virtual
public
gr::sync_block
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{
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public
:
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typedef
std::shared_ptr<req_source>
sptr
;
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/*!
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* \brief Return a shared_ptr to a new instance of zeromq::req_source.
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*
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* \param itemsize Size of a stream item in bytes.
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* \param vlen Vector length of the input items. Note that one vector is one item.
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* \param address ZMQ socket address specifier.
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* \param timeout Receive timeout in milliseconds, default is 100ms, 1us increments.
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* \param pass_tags Whether source will look for and deserialize tags.
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* \param hwm High Watermark to configure the socket to (-1 => zmq's default)
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*/
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static
sptr
make(
size_t
itemsize
,
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size_t
vlen,
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char
* address,
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int
timeout = 100,
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bool
pass_tags =
false
,
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int
hwm = -1);
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/*!
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* \brief Return a std::string of ZMQ_LAST_ENDPOINT from the underlying ZMQ socket.
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*/
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virtual
std::string last_endpoint() = 0;
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};
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}
// namespace zeromq
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}
// namespace gr
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#endif
/* INCLUDED_ZEROMQ_SOURCE_REQREP_H */
gr::blocks::pdu::itemsize
BLOCKS_API size_t itemsize(vector_type type)
api.h
ZEROMQ_API
#define ZEROMQ_API
Definition:
gr-zeromq/include/gnuradio/zeromq/api.h:18
gr::sync_block
synchronous 1:1 input to output with history
Definition:
sync_block.h:25
gr::zeromq::req_source
Receive messages on ZMQ REQ socket and source stream.
Definition:
req_source.h:28
sync_block.h
gr::zeromq::req_source::sptr
std::shared_ptr< req_source > sptr
Definition:
req_source.h:31
gr
GNU Radio logging wrapper for log4cpp library (C++ port of log4j)
Definition:
basic_block.h:29
gr-zeromq
include
gnuradio
zeromq
req_source.h
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