Annotation of src/usr.bin/mail/getname.c, Revision 1.1
1.1 ! deraadt 1: /*
! 2: * Copyright (c) 1980, 1993
! 3: * The Regents of the University of California. 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: #ifndef lint
! 35: static char sccsid[] = "from: @(#)getname.c 8.1 (Berkeley) 6/6/93";
! 36: static char rcsid[] = "$Id: getname.c,v 1.3 1994/06/29 05:09:24 deraadt Exp $";
! 37: #endif /* not lint */
! 38:
! 39: #include "rcv.h"
! 40: #include <pwd.h>
! 41: #include "extern.h"
! 42:
! 43: /* Getname / getuserid for those with hashed passwd data base). */
! 44:
! 45: /*
! 46: * Search the passwd file for a uid. Return name through ref parameter
! 47: * if found, indicating success with 0 return. Return -1 on error.
! 48: */
! 49: char *
! 50: getname(uid)
! 51: int uid;
! 52: {
! 53: struct passwd *pw;
! 54:
! 55: if ((pw = getpwuid(uid)) == NULL)
! 56: return NOSTR;
! 57: return pw->pw_name;
! 58: }
! 59:
! 60: /*
! 61: * Convert the passed name to a user id and return it. Return -1
! 62: * on error.
! 63: */
! 64: int
! 65: getuserid(name)
! 66: char name[];
! 67: {
! 68: struct passwd *pw;
! 69:
! 70: if ((pw = getpwnam(name)) == NULL)
! 71: return -1;
! 72: return pw->pw_uid;
! 73: }