Skip site navigation (1)Skip section navigation (2)

FreeBSD Manual Pages

  
 
  

home | help
MODBUS_CLOSE(3)		       libmodbus Manual		       MODBUS_CLOSE(3)

NAME
       modbus_close - close a Modbus connection

SYNOPSIS
       void modbus_close(modbus_t *ctx);

DESCRIPTION
       The modbus_close() function shall close the connection established with
       the backend set in the context.

RETURN VALUE
       There is	no return value.

EXAMPLE
	   modbus_t *ctx;

	   ctx = modbus_new_tcp("127.0.0.1", 502);
	   if (modbus_connect(ctx) == -1) {
	       fprintf(stderr, "Connection failed: %s\n", modbus_strerror(errno));
	       modbus_free(ctx);
	       return -1;
	   }

	   modbus_close(ctx);
	   modbus_free(ctx);

SEE ALSO
       modbus_connect(3)

AUTHORS
       The libmodbus documentation was written by StA(C)phane Raimbault
       <stephane.raimbault@gmail.com>

libmodbus v3.1.6		  08/10/2020		       MODBUS_CLOSE(3)

NAME | SYNOPSIS | DESCRIPTION | RETURN VALUE | EXAMPLE | SEE ALSO | AUTHORS

Want to link to this manual page? Use this URL:
<https://www.freebsd.org/cgi/man.cgi?query=modbus_close&sektion=3&manpath=FreeBSD+12.1-RELEASE+and+Ports>

home | help