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 /* Copyright (c) 1988 AT&T */
23*0Sstevel@tonic-gate /* All Rights Reserved */
24*0Sstevel@tonic-gate
25*0Sstevel@tonic-gate
26*0Sstevel@tonic-gate /*
27*0Sstevel@tonic-gate * Copyright 2004 Sun Microsystems, Inc. All rights reserved.
28*0Sstevel@tonic-gate * Use is subject to license terms.
29*0Sstevel@tonic-gate */
30*0Sstevel@tonic-gate
31*0Sstevel@tonic-gate #pragma ident "%Z%%M% %I% %E% SMI" /* SVr4.0 1.2 */
32*0Sstevel@tonic-gate
33*0Sstevel@tonic-gate /*LINTLIBRARY*/
34*0Sstevel@tonic-gate
35*0Sstevel@tonic-gate #include <sys/types.h>
36*0Sstevel@tonic-gate #include <stdlib.h>
37*0Sstevel@tonic-gate #include "utility.h"
38*0Sstevel@tonic-gate
39*0Sstevel@tonic-gate /*
40*0Sstevel@tonic-gate * TYPE_REGEXP standard type
41*0Sstevel@tonic-gate *
42*0Sstevel@tonic-gate * usage:
43*0Sstevel@tonic-gate * set_field_type(f, TYPE_REGEXP, expression);
44*0Sstevel@tonic-gate *
45*0Sstevel@tonic-gate * char * expression; regular expression REGCMP(3X)
46*0Sstevel@tonic-gate */
47*0Sstevel@tonic-gate extern char *libform_regcmp(char *, char *);
48*0Sstevel@tonic-gate extern char *libform_regex(char *, char *, char *);
49*0Sstevel@tonic-gate static char *make_rexp(va_list *);
50*0Sstevel@tonic-gate static char *copy_rexp(char *);
51*0Sstevel@tonic-gate static void free_rexp(char *);
52*0Sstevel@tonic-gate static int fcheck_rexp(FIELD *, char *);
53*0Sstevel@tonic-gate
54*0Sstevel@tonic-gate static FIELDTYPE typeREGEXP =
55*0Sstevel@tonic-gate {
56*0Sstevel@tonic-gate ARGS, /* status */
57*0Sstevel@tonic-gate 1, /* ref */
58*0Sstevel@tonic-gate (FIELDTYPE *) 0, /* left */
59*0Sstevel@tonic-gate (FIELDTYPE *) 0, /* right */
60*0Sstevel@tonic-gate make_rexp, /* makearg */
61*0Sstevel@tonic-gate copy_rexp, /* copyarg */
62*0Sstevel@tonic-gate free_rexp, /* freearg */
63*0Sstevel@tonic-gate fcheck_rexp, /* fcheck */
64*0Sstevel@tonic-gate (PTF_int) 0, /* ccheck */
65*0Sstevel@tonic-gate (PTF_int) 0, /* next */
66*0Sstevel@tonic-gate (PTF_int) 0, /* prev */
67*0Sstevel@tonic-gate };
68*0Sstevel@tonic-gate
69*0Sstevel@tonic-gate FIELDTYPE * TYPE_REGEXP = &typeREGEXP;
70*0Sstevel@tonic-gate
71*0Sstevel@tonic-gate static char *
make_rexp(va_list * ap)72*0Sstevel@tonic-gate make_rexp(va_list *ap)
73*0Sstevel@tonic-gate {
74*0Sstevel@tonic-gate return (libform_regcmp(va_arg(*ap, char *), NULL));
75*0Sstevel@tonic-gate /* (...)$n will dump core */
76*0Sstevel@tonic-gate }
77*0Sstevel@tonic-gate
78*0Sstevel@tonic-gate static char *
copy_rexp(char * arg)79*0Sstevel@tonic-gate copy_rexp(char *arg)
80*0Sstevel@tonic-gate {
81*0Sstevel@tonic-gate char *rexp;
82*0Sstevel@tonic-gate
83*0Sstevel@tonic-gate if (arrayAlloc(rexp, (strlen(arg) + 1), char))
84*0Sstevel@tonic-gate (void) strcpy(rexp, arg);
85*0Sstevel@tonic-gate return (rexp);
86*0Sstevel@tonic-gate }
87*0Sstevel@tonic-gate
88*0Sstevel@tonic-gate static void
free_rexp(char * arg)89*0Sstevel@tonic-gate free_rexp(char *arg)
90*0Sstevel@tonic-gate {
91*0Sstevel@tonic-gate Free(arg);
92*0Sstevel@tonic-gate }
93*0Sstevel@tonic-gate
94*0Sstevel@tonic-gate static int
fcheck_rexp(FIELD * f,char * arg)95*0Sstevel@tonic-gate fcheck_rexp(FIELD *f, char *arg)
96*0Sstevel@tonic-gate {
97*0Sstevel@tonic-gate return (libform_regex(arg, field_buffer(f, 0), NULL) ? TRUE : FALSE);
98*0Sstevel@tonic-gate }
99