NAME¶

dpns_getusrbyuid - get user name associated with a given virtual uid

SYNOPSIS¶

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

int dpns_getusrbyuid (uid_t uid, char *username)

DESCRIPTION¶

dpns_getusrbyuid gets the user name associated with a given virtual uid.

uid

specifies the Virtual User Id.

username

points at a buffer to receive the associated user name. 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

username is a NULL pointer.

EINVAL

This uid 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.