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modbus_tcp_pi_accept(3)
=======================
NAME
----
modbus_tcp_pi_accept - accept a new connection on a TCP PI Modbus socket (IPv6)
SYNOPSIS
--------
*int modbus_tcp_pi_accept(modbus_t *'ctx', int *'s);*
DESCRIPTION
-----------
The *modbus_tcp_pi_accept()* function shall extract the first connection on the
queue of pending connections, create a new socket and store it in libmodbus
context given in argument. If available, _accept4()_ with `SOCK_CLOEXEC` will be
called instead of *accept()*.
RETURN VALUE
------------
The function shall return a new socket if successful.
Otherwise it shall return -1 and set errno.
EXAMPLE
-------
For detailed example, see unit-test-server.c source file in tests directory.
[source,c]
-------------------
...
ctx = modbus_new_tcp_pi("::0", 502);
s = modbus_tcp_pi_listen(ctx, 1);
modbus_tcp_pi_accept(ctx, &s);
...
close(s)
modbus_free(ctx);
-------------------
SEE ALSO
--------
linkmb:modbus_tcp_pi_accept[3]
linkmb:modbus_tcp_listen[3]
linkmb:modbus_tcp_pi_listen[3]
AUTHORS
-------
The libmodbus documentation was written by Stéphane Raimbault
<stephane.raimbault@gmail.com>
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