DPM_PING(3)

NAME

dpm_ping - check if Disk Pool Manager is alive and return its version number

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

int dpm_ping (char *server, char *info)

dpm_ping checks if the Disk Pool Manager is alive and returns its version number.

server specifies the Disk Pool Manager hostname. If NULL, the DPM_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.

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

EFAULT info is a NULL pointer.

SENOSHOST Host unknown.

SENOSSERV Service unknown.

SECOMERR Communication error.

EDPMNACT Disk Pool Manager is not running or is being shutdown.