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 (c) 1997, by Sun Microsystems, Inc.
28*0Sstevel@tonic-gate * All rights reserved.
29*0Sstevel@tonic-gate */
30*0Sstevel@tonic-gate
31*0Sstevel@tonic-gate #pragma ident "%Z%%M% %I% %E% SMI" /* SVr4.0 1.1 */
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_ALNUM
41*0Sstevel@tonic-gate *
42*0Sstevel@tonic-gate * usage:
43*0Sstevel@tonic-gate * set_field_type(f, TYPE_ALNUM, width);
44*0Sstevel@tonic-gate *
45*0Sstevel@tonic-gate * int width; minimum token width
46*0Sstevel@tonic-gate */
47*0Sstevel@tonic-gate static char * make_alnum(va_list *);
48*0Sstevel@tonic-gate static char * copy_alnum(char *);
49*0Sstevel@tonic-gate static void free_alnum(char *);
50*0Sstevel@tonic-gate static int fcheck_alnum(FIELD *, char *);
51*0Sstevel@tonic-gate static int ccheck_alnum(int, char *);
52*0Sstevel@tonic-gate
53*0Sstevel@tonic-gate static FIELDTYPE typeALNUM =
54*0Sstevel@tonic-gate {
55*0Sstevel@tonic-gate ARGS, /* status */
56*0Sstevel@tonic-gate 1, /* ref */
57*0Sstevel@tonic-gate (FIELDTYPE *) 0, /* left */
58*0Sstevel@tonic-gate (FIELDTYPE *) 0, /* right */
59*0Sstevel@tonic-gate make_alnum, /* makearg */
60*0Sstevel@tonic-gate copy_alnum, /* copyarg */
61*0Sstevel@tonic-gate free_alnum, /* freearg */
62*0Sstevel@tonic-gate fcheck_alnum, /* fcheck */
63*0Sstevel@tonic-gate ccheck_alnum, /* ccheck */
64*0Sstevel@tonic-gate (PTF_int) 0, /* next */
65*0Sstevel@tonic-gate (PTF_int) 0, /* prev */
66*0Sstevel@tonic-gate };
67*0Sstevel@tonic-gate
68*0Sstevel@tonic-gate FIELDTYPE * TYPE_ALNUM = &typeALNUM;
69*0Sstevel@tonic-gate
70*0Sstevel@tonic-gate static char *
make_alnum(va_list * ap)71*0Sstevel@tonic-gate make_alnum(va_list *ap)
72*0Sstevel@tonic-gate {
73*0Sstevel@tonic-gate int * width;
74*0Sstevel@tonic-gate
75*0Sstevel@tonic-gate if (Alloc(width, int))
76*0Sstevel@tonic-gate *width = va_arg(*ap, int);
77*0Sstevel@tonic-gate return ((char *) width);
78*0Sstevel@tonic-gate }
79*0Sstevel@tonic-gate
80*0Sstevel@tonic-gate static char *
copy_alnum(char * arg)81*0Sstevel@tonic-gate copy_alnum(char *arg)
82*0Sstevel@tonic-gate {
83*0Sstevel@tonic-gate int * width;
84*0Sstevel@tonic-gate
85*0Sstevel@tonic-gate if (Alloc(width, int))
86*0Sstevel@tonic-gate *width = *((int *) arg);
87*0Sstevel@tonic-gate return ((char *) width);
88*0Sstevel@tonic-gate }
89*0Sstevel@tonic-gate
90*0Sstevel@tonic-gate static void
free_alnum(char * arg)91*0Sstevel@tonic-gate free_alnum(char *arg)
92*0Sstevel@tonic-gate {
93*0Sstevel@tonic-gate Free(arg);
94*0Sstevel@tonic-gate }
95*0Sstevel@tonic-gate
96*0Sstevel@tonic-gate static int
fcheck_alnum(FIELD * f,char * arg)97*0Sstevel@tonic-gate fcheck_alnum(FIELD *f, char *arg)
98*0Sstevel@tonic-gate {
99*0Sstevel@tonic-gate int width = *((int *) arg);
100*0Sstevel@tonic-gate int n = 0;
101*0Sstevel@tonic-gate char *v = field_buffer(f, 0);
102*0Sstevel@tonic-gate
103*0Sstevel@tonic-gate while (*v && *v == ' ')
104*0Sstevel@tonic-gate ++v;
105*0Sstevel@tonic-gate if (*v) {
106*0Sstevel@tonic-gate char * vbeg = v;
107*0Sstevel@tonic-gate while (*v && isalnum(*v))
108*0Sstevel@tonic-gate ++v;
109*0Sstevel@tonic-gate n = (int) (v - vbeg);
110*0Sstevel@tonic-gate while (*v && *v == ' ')
111*0Sstevel@tonic-gate ++v;
112*0Sstevel@tonic-gate }
113*0Sstevel@tonic-gate return (*v || n < width ? FALSE : TRUE);
114*0Sstevel@tonic-gate }
115*0Sstevel@tonic-gate
116*0Sstevel@tonic-gate /*ARGSUSED*/
117*0Sstevel@tonic-gate static int
ccheck_alnum(int c,char * arg)118*0Sstevel@tonic-gate ccheck_alnum(int c, char *arg)
119*0Sstevel@tonic-gate {
120*0Sstevel@tonic-gate return (isalnum(c));
121*0Sstevel@tonic-gate }
122