xref: /onnv-gate/usr/src/cmd/mail/isit.c (revision 0:68f95e015346)
1*0Sstevel@tonic-gate /*
2*0Sstevel@tonic-gate  * CDDL HEADER START
3*0Sstevel@tonic-gate  *
4*0Sstevel@tonic-gate  * The contents of this file are subject to the terms of the
5*0Sstevel@tonic-gate  * Common Development and Distribution License, Version 1.0 only
6*0Sstevel@tonic-gate  * (the "License").  You may not use this file except in compliance
7*0Sstevel@tonic-gate  * with the License.
8*0Sstevel@tonic-gate  *
9*0Sstevel@tonic-gate  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10*0Sstevel@tonic-gate  * or http://www.opensolaris.org/os/licensing.
11*0Sstevel@tonic-gate  * See the License for the specific language governing permissions
12*0Sstevel@tonic-gate  * and limitations under the License.
13*0Sstevel@tonic-gate  *
14*0Sstevel@tonic-gate  * When distributing Covered Code, include this CDDL HEADER in each
15*0Sstevel@tonic-gate  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16*0Sstevel@tonic-gate  * If applicable, add the following below this CDDL HEADER, with the
17*0Sstevel@tonic-gate  * fields enclosed by brackets "[]" replaced with your own identifying
18*0Sstevel@tonic-gate  * information: Portions Copyright [yyyy] [name of copyright owner]
19*0Sstevel@tonic-gate  *
20*0Sstevel@tonic-gate  * CDDL HEADER END
21*0Sstevel@tonic-gate  */
22*0Sstevel@tonic-gate /*
23*0Sstevel@tonic-gate  * Copyright 1995 Sun Microsystems, Inc.  All rights reserved.
24*0Sstevel@tonic-gate  * Use is subject to license terms.
25*0Sstevel@tonic-gate  */
26*0Sstevel@tonic-gate 
27*0Sstevel@tonic-gate /*	Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T	*/
28*0Sstevel@tonic-gate /*	  All Rights Reserved  	*/
29*0Sstevel@tonic-gate 
30*0Sstevel@tonic-gate #pragma ident	"%Z%%M%	%I%	%E% SMI"
31*0Sstevel@tonic-gate 
32*0Sstevel@tonic-gate #include "mail.h"
33*0Sstevel@tonic-gate 
34*0Sstevel@tonic-gate /*
35*0Sstevel@tonic-gate  * isit(lp, type) --  match "name" portion of
36*0Sstevel@tonic-gate  *		"name: value" pair
37*0Sstevel@tonic-gate  *	lp	->	pointer to line to check
38*0Sstevel@tonic-gate  *	type	->	type of header line to match
39*0Sstevel@tonic-gate  * returns
40*0Sstevel@tonic-gate  *	TRUE	-> 	lp matches header type (case independent)
41*0Sstevel@tonic-gate  *	FALSE	->	no match
42*0Sstevel@tonic-gate  *
43*0Sstevel@tonic-gate  *  Execpt for H_FORM type, matching is case insensitive (bug 1173101)
44*0Sstevel@tonic-gate  */
45*0Sstevel@tonic-gate int
isit(lp,type)46*0Sstevel@tonic-gate isit(lp, type)
47*0Sstevel@tonic-gate register char 	*lp;
48*0Sstevel@tonic-gate register int	type;
49*0Sstevel@tonic-gate {
50*0Sstevel@tonic-gate 	register char	*p;
51*0Sstevel@tonic-gate 
52*0Sstevel@tonic-gate 	switch (type) {
53*0Sstevel@tonic-gate 	case H_FROM:
54*0Sstevel@tonic-gate 		for (p = header[type].tag; *lp && *p; lp++, p++) {
55*0Sstevel@tonic-gate 			if (*p != *lp)  {
56*0Sstevel@tonic-gate 				return(FALSE);
57*0Sstevel@tonic-gate 			}
58*0Sstevel@tonic-gate 		}
59*0Sstevel@tonic-gate 		break;
60*0Sstevel@tonic-gate 	default:
61*0Sstevel@tonic-gate 		for (p = header[type].tag; *lp && *p; lp++, p++) {
62*0Sstevel@tonic-gate 			if (toupper(*p) != toupper(*lp))  {
63*0Sstevel@tonic-gate 				return(FALSE);
64*0Sstevel@tonic-gate 			}
65*0Sstevel@tonic-gate 		}
66*0Sstevel@tonic-gate 		break;
67*0Sstevel@tonic-gate 	}
68*0Sstevel@tonic-gate 	if (*p == NULL) {
69*0Sstevel@tonic-gate 		return(TRUE);
70*0Sstevel@tonic-gate 	}
71*0Sstevel@tonic-gate 	return(FALSE);
72*0Sstevel@tonic-gate }
73