2.11BSD#431 - /usr/src/ucb/Mail/getname.c

   1: /*
   2:  * Copyright (c) 1980 Regents of the University of California.
   3:  * All rights reserved.
   4:  *
   5:  * Redistribution and use in source and binary forms, with or without
   6:  * modification, are permitted provided that the following conditions
   7:  * are met:
   8:  * 1. Redistributions of source code must retain the above copyright
   9:  *    notice, this list of conditions and the following disclaimer.
  10:  * 2. Redistributions in binary form must reproduce the above copyright
  11:  *    notice, this list of conditions and the following disclaimer in the
  12:  *    documentation and/or other materials provided with the distribution.
  13:  * 3. All advertising materials mentioning features or use of this software
  14:  *    must display the following acknowledgement:
  15:  *	This product includes software developed by the University of
  16:  *	California, Berkeley and its contributors.
  17:  * 4. Neither the name of the University nor the names of its contributors
  18:  *    may be used to endorse or promote products derived from this software
  19:  *    without specific prior written permission.
  20:  *
  21:  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  22:  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  23:  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  24:  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  25:  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  26:  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  27:  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  28:  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  29:  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  30:  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  31:  * SUCH DAMAGE.
  32:  */
  33: 
  34: #if !defined(lint) && defined(DOSCCS)
  35: static char sccsid[] = "@(#)getname.c	5.8 (Berkeley) 6/1/90";
  36: #endif
  37: 
  38: #include <sys/types.h>
  39: #include <pwd.h>
  40: 
  41: /*
  42:  * Getname / getuserid for those with
  43:  * hashed passwd data base).
  44:  *
  45:  */
  46: 
  47: #include "rcv.h"
  48: 
  49: /*
  50:  * Search the passwd file for a uid.  Return name through ref parameter
  51:  * if found, indicating success with 0 return.  Return -1 on error.
  52:  */
  53: char *
  54: getname(uid)
  55: {
  56:     struct passwd *pw;
  57: 
  58:     if ((pw = getpwuid(uid)) == NULL)
  59:         return NOSTR;
  60:     return pw->pw_name;
  61: }
  62: 
  63: /*
  64:  * Convert the passed name to a user id and return it.  Return -1
  65:  * on error.
  66:  */
  67: getuserid(name)
  68:     char name[];
  69: {
  70:     struct passwd *pw;
  71: 
  72:     if ((pw = getpwnam(name)) == NULL)
  73:         return -1;
  74:     return pw->pw_uid;
  75: }

Defined functions

Defined variables