DOKK / manpages / debian 10 / libdpm-dev / dpns_getusrbynam.3.en
DPNS_GETUSRBYNAM(3) DPNS Library Functions DPNS_GETUSRBYNAM(3)

dpns_getusrbynam - get virtual uid associated with a given user name

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

int dpns_getusrbynam (char *username, uid_t *uid)

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

specifies the user name. It must be at most 255 characters long.
specifies the address of a buffer to receive the Virtual User Id.

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

username or uid is a NULL pointer.
This user name does not exist in the internal mapping table or the length of username exceeds 255.
Host unknown.
Service unknown.
Communication error.
Name server is not running or is being shutdown.
$Date: 2005/10/19 11:30:57 $ DPNS