dpns_getgrpbygids(3) get group names associated with given virtual gids

SYNOPSIS

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

int dpns_getgrpbygids (int nbgroups, gid_t *gids, char **groupnames)

DESCRIPTION

dpns_getgrpbygids gets the group names associated with given virtual gids.
nbgroups
specifies the number of gids.
gids
specifies the Virtual Group Ids.
groupnames
specifies a buffer to receive the pointers to the associated group names. The buffer must be big enough to hold nbgroups pointer values. The client application is responsible for freeing the array elements when not needed anymore.

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

ENOMEM
Memory could not be allocated for unmarshalling the reply.
EFAULT
gids or groupnames is a NULL pointer.
EINVAL
nbgroups is not strictly positive or one of the gids does not exist in the internal mapping table.
SENOSHOST
Host unknown.
SENOSSERV
Service unknown.
SECOMERR
Communication error.
ENSNACT
Name server is not running or is being shutdown.