ZMQ REP Sink

Sink the contents of a stream to a ZMQ REP socket.

This block acts a a streaming sink for a GNU Radio flowgraph and writes its contents to a ZMQ REP socket. A REP socket will only send its contents to an attached REQ socket when it requests items.

Parameters

(R): Run-time adjustable

Address

ZMQ socket address specifier. The format of the address is tcp://*:port where * should be 127.0.0.1 for localhost.

Note: If the Source and Sink blocks are on two different computers on the same LAN, then the IP and port number of the Sink block must be specified on each end of that connection. For example, if the Sink is on IP 192.168.2.14:5678 and the Source is on IP 192.168.2.5, both Source and Sink blocks must specify the Sink IP and port (192.168.2.14:5678).

Timeout

Receive timeout in milliseconds, default is 100ms.

Pass Tags

Whether sink will serialize and pass tags over the link.

High Watermark

High Watermark to configure the socket to (-1 => zmq's default)

Example Flowgraph

This flowgraph can be downloaded from Media:ZMQ_Rep_Sink.grc.

Source Files

C++ files

[1]

Header files

[2]

Public header files

[3]

Block definition

[4]