Annotation of src/usr.bin/mail/getname.c, Revision 1.8
1.8 ! deraadt 1: /* $OpenBSD: getname.c,v 1.7 2003/06/03 02:56:11 millert Exp $ */
1.2 deraadt 2: /* $NetBSD: getname.c,v 1.4 1996/06/08 19:48:23 christos Exp $ */
3:
1.1 deraadt 4: /*
5: * Copyright (c) 1980, 1993
6: * The Regents of the University of California. All rights reserved.
7: *
8: * Redistribution and use in source and binary forms, with or without
9: * modification, are permitted provided that the following conditions
10: * are met:
11: * 1. Redistributions of source code must retain the above copyright
12: * notice, this list of conditions and the following disclaimer.
13: * 2. Redistributions in binary form must reproduce the above copyright
14: * notice, this list of conditions and the following disclaimer in the
15: * documentation and/or other materials provided with the distribution.
1.7 millert 16: * 3. Neither the name of the University nor the names of its contributors
1.1 deraadt 17: * may be used to endorse or promote products derived from this software
18: * without specific prior written permission.
19: *
20: * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
21: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
24: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30: * SUCH DAMAGE.
31: */
32:
33: #include "rcv.h"
34: #include <pwd.h>
35: #include "extern.h"
36:
1.6 vincent 37: /* Getname / getuserid for those with hashed passwd data base. */
1.1 deraadt 38:
39: /*
1.4 millert 40: * Search the passwd file for a uid. Return name on success, NULL on failure
1.1 deraadt 41: */
42: char *
1.5 millert 43: getname(uid_t uid)
1.1 deraadt 44: {
45: struct passwd *pw;
46:
47: if ((pw = getpwuid(uid)) == NULL)
1.4 millert 48: return(NULL);
1.3 millert 49: return(pw->pw_name);
1.1 deraadt 50: }
51:
52: /*
53: * Convert the passed name to a user id and return it. Return -1
54: * on error.
55: */
1.5 millert 56: uid_t
57: getuserid(char *name)
1.1 deraadt 58: {
59: struct passwd *pw;
60:
61: if ((pw = getpwnam(name)) == NULL)
1.5 millert 62: return(UID_MAX);
1.3 millert 63: return(pw->pw_uid);
1.1 deraadt 64: }