DPNS_MODIFYUSRMAP(3)

NAME

dpns_modifyusrmap - modify user entry corresponding to a given virtual uid

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

int dpns_modifyusrmap (uid_t uid, char *newname)

dpns_modifyusrmap modifies the user entry corresponding to a given virtual uid.

uid specifies the Virtual User Id.

newname: specifies the new user name. It must be at most 255 characters long.
This function requires ADMIN privilege.

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

EACCES The caller does not have ADMIN privilege.

EFAULT newname is a NULL pointer.

EEXIST This user exists already.

EINVAL This uid does not exist in the internal mapping table or: the length of newname exceeds 255.
SENOSHOST Host unknown.
SENOSSERV Service unknown.
SECOMERR Communication error.
ENSNACT Name server is not running or is being shutdown.