isit.c revision 7c478bd95313f5f23a4c958a745db2134aa03244
/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License, Version 1.0 only
* (the "License"). You may not use this file except in compliance
* with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright 1995 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
/* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */
/* All Rights Reserved */
#pragma ident "%Z%%M% %I% %E% SMI"
#include "mail.h"
/*
* isit(lp, type) -- match "name" portion of
* "name: value" pair
* lp -> pointer to line to check
* type -> type of header line to match
* returns
* TRUE -> lp matches header type (case independent)
* FALSE -> no match
*
* Execpt for H_FORM type, matching is case insensitive (bug 1173101)
*/
int
isit(lp, type)
register char *lp;
register int type;
{
register char *p;
switch (type) {
case H_FROM:
for (p = header[type].tag; *lp && *p; lp++, p++) {
if (*p != *lp) {
return(FALSE);
}
}
break;
default:
for (p = header[type].tag; *lp && *p; lp++, p++) {
if (toupper(*p) != toupper(*lp)) {
return(FALSE);
}
}
break;
}
if (*p == NULL) {
return(TRUE);
}
return(FALSE);
}