1 API

(require (planet jaymccarthy/zeromq:2:1/zmq))

(context? x) → boolean?

x : any/c

Determines if x is a pointer to a ZeroMQ context.

(socket? x) → boolean?

x : any/c

Determines if x is a pointer to a ZeroMQ socket.

socket-type? : contract?

A contract for the symbols '(PAIR PUB SUB REQ REP XREQ XREP PULL PUSH)

option-name? : contract?

A contract for the symbols '(HWM SWAP AFFINITY IDENTITY SUBSCRIBE UNSUBSCRIBE RATE RECOVERY_IVL MCAST_LOOP SNDBUF RCVBUF RCVMORE)

send/recv-flags? : contract?

A contract for any symbol in '(NOBLOCK SNDMORE) or any list of those symbols.

poll-status? : contract?

A contract for any symbol in '(POLLIN POLLOUT POLLERR) or any list of those symbols.

(msg? x) → boolean?

x : any/c

Determines if x is a ZeroMQ message.

_msg : ctype?

A ctype for ZeroMQ messages, suitable for using with malloc.

(poll-item? x) → boolean?

x : any/c

Determines if x is a ZeroMQ poll item.

(make-poll-item socket fd events revents) → poll-item?

socket : socket?

fd : exact-nonnegative-integer?

events : poll-status?

revents : poll-status?

Constructs a poll item for using with poll!.

(poll-item-revents pi) → poll-status?

pi : poll-item?

Extracts the revents field from a poll item structure.

(context io_threads) → context?

io_threads : exact-nonnegative-integer?

An FFI binding for zmq_init.

(context-close! context) → void

context : context?

An FFI binding for zmq_term.

(msg-init! msg) → void

msg : msg?

An FFI binding for zmq_msg_init.

(msg-init-size! msg size) → void

msg : msg?

size : exact-nonnegative-integer?

An FFI binding for zmq_msg_init_size.

(msg-close! msg) → void

msg : msg?

An FFI binding for zmq_msg_close.

(msg-data-pointer msg) → cpointer?

msg : msg?

An FFI binding for zmq_msg_data.

(msg-size msg) → exact-nonnegative-integer?

msg : msg?

An FFI binding for zmq_msg_size.

(msg-data msg) → bytes?

msg : msg?

Creates a sized byte string from a message’s data.

(msg-copy! dest src) → void

dest : msg?

src : msg?

An FFI binding for zmq_msg_copy.

(msg-move! dest src) → void

dest : msg?

src : msg?

An FFI binding for zmq_msg_move.

(socket ctxt type) → socket?

ctxt : context?

type : socket-type?

An FFI binding for zmq_socket.

(socket-close! socket) → void

socket : socket?

An FFI binding for zmq_close.

(socket-option socket option-name)

→

(or/c

boolean?

exact-integer?

exact-nonnegative-integer? bytes?)

socket : socket?

option-name : option-name?

Extracts the given option’s value from the socket, similar to zmq_getsockopt.

(set-socket-option!	socket
	option-name
	option-value)	→	void

socket : socket?

option-name : option-name?

option-value

:

(or/c

exact-nonnegative-integer?

exact-integer?

boolean? bytes?)

Sets the given option’s value from the socket, similar to zmq_setsockopt.

(socket-bind! socket endpoint) → void

socket : socket?

endpoint : string?

An FFI binding for zmq_bind.

(socket-connect! socket endpoint) → void

socket : socket?

endpoint : string?

An FFI binding for zmq_connect.

(socket-send-msg! socket msg flags) → void

socket : socket?

msg : msg?

flags : send/recv-flags?

An FFI binding for zmq_send.

(socket-send! socket bytes) → void

socket : socket?

bytes : bytes?

Sends a byte string on a socket using socket-send-msg! and a temporary message.

(socket-recv-msg! socket msg flags) → void

socket : socket?

msg : msg?

flags : send/recv-flags?

An FFI binding for zmq_recv.

(socket-recv! socket) → bytes?

socket : socket?

Receives a byte string on a socket using socket-recv-msg! and a temporary message.

(poll! items timeout) → void

items : (vectorof poll-item?)

timeout : exact-integer?

An FFI binding for zmq_poll.

(zmq-version)

→

exact-nonnegative-integer?

An FFI binding for zmq_version.