usr/src/usr.bin/mail/getname.c

/*
 * Copyright (c) 1980, 1993
 *      The Regents of the University of California.  All rights reserved.
 *
 * %sccs.include.redist.c%
 */

#ifndef lint
static char sccsid[] = "@(#)getname.c   8.1 (Berkeley) %G%";
#endif /* not lint */

#include "rcv.h"
#include <pwd.h>
#include "extern.h"

/* Getname / getuserid for those with hashed passwd data base). */

/*
 * Search the passwd file for a uid.  Return name through ref parameter
 * if found, indicating success with 0 return.  Return -1 on error.
 */
char *
getname(uid)
        int uid;
{
        struct passwd *pw;

        if ((pw = getpwuid(uid)) == NULL)
                return NOSTR;
        return pw->pw_name;
}

/*
 * Convert the passed name to a user id and return it.  Return -1
 * on error.
 */
int
getuserid(name)
        char name[];
{
        struct passwd *pw;

        if ((pw = getpwnam(name)) == NULL)
                return -1;
        return pw->pw_uid;
}