DPNS_PING

Section: DPNS Library Functions (3)
Updated: $Date: 2007/05/09 06:38:31 $
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NAME

dpns_ping - check if name server is alive and return its version number  

SYNOPSIS

#include <sys/types.h>
#include "dpns_api.h"

int dpns_ping (char *server, char *info)  

DESCRIPTION

dpns_ping checks if the name server is alive and returns its version number.  

OPTIONS

server
specifies the DPNS Name Server hostname. If NULL, the DPNS_HOST environment variable is used.
info
points at a buffer to receive the information (currently the version number). The buffer must be at least 256 characters long.
 

RETURN VALUE

This routine returns 0 if the operation was successful or -1 if the operation failed. In the latter case, serrno is set appropriately.  

ERRORS

EFAULT
info is a NULL pointer.
SENOSHOST
Host unknown.
SENOSSERV
Service unknown.
SECOMERR
Communication error.
ENSNACT
Name server is not running or is being shutdown.