1 /*-
2 * Copyright (c) 1991, 1993, 1994
3 * The Regents of the University of California. All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * 3. Neither the name of the University nor the names of its contributors
14 * may be used to endorse or promote products derived from this software
15 * without specific prior written permission.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27 * SUCH DAMAGE.
28 *
29 * @(#)gfmt.c 8.6 (Berkeley) 4/2/94
30 * $FreeBSD: src/bin/stty/gfmt.c,v 1.10.2.2 2001/08/01 05:26:12 obrien Exp $
31 * $DragonFly: src/bin/stty/gfmt.c,v 1.5 2004/11/07 20:54:52 eirikn Exp $
32 */
33
34 #include <sys/types.h>
35
36 #include <err.h>
37 #include <stdio.h>
38 #include <string.h>
39
40 #include "stty.h"
41 #include "extern.h"
42
43 static void gerr (const char *s);
44
45 static void
gerr(const char * s)46 gerr(const char *s)
47 {
48 if (s)
49 errx(1, "illegal gfmt1 option -- %s", s);
50 else
51 errx(1, "illegal gfmt1 option");
52 }
53
54 void
gprint(struct termios * tp,struct winsize * wp __unused,int ldisc __unused)55 gprint(struct termios *tp, struct winsize *wp __unused, int ldisc __unused)
56 {
57 struct cchar *cp;
58
59 printf("gfmt1:cflag=%lx:iflag=%lx:lflag=%lx:oflag=%lx:",
60 (u_long)tp->c_cflag, (u_long)tp->c_iflag, (u_long)tp->c_lflag,
61 (u_long)tp->c_oflag);
62 for (cp = cchars1; cp->name; ++cp)
63 printf("%s=%x:", cp->name, tp->c_cc[cp->sub]);
64 printf("ispeed=%lu:ospeed=%lu\n",
65 (u_long)cfgetispeed(tp), (u_long)cfgetospeed(tp));
66 }
67
68 void
gread(struct termios * tp,char * s)69 gread(struct termios *tp, char *s)
70 {
71 struct cchar *cp;
72 char *ep, *p;
73 long tmp;
74
75 if ((s = strchr(s, ':')) == NULL)
76 gerr(NULL);
77 for (++s; s != NULL;) {
78 p = strsep(&s, ":\0");
79 if (!p || !*p)
80 break;
81 if (!(ep = strchr(p, '=')))
82 gerr(p);
83 *ep++ = '\0';
84 sscanf(ep, "%lx", &tmp);
85
86 #define CHK(s) (*p == s[0] && !strcmp(p, s))
87 if (CHK("cflag")) {
88 tp->c_cflag = tmp;
89 continue;
90 }
91 if (CHK("iflag")) {
92 tp->c_iflag = tmp;
93 continue;
94 }
95 if (CHK("ispeed")) {
96 sscanf(ep, "%ld", &tmp);
97 tp->c_ispeed = tmp;
98 continue;
99 }
100 if (CHK("lflag")) {
101 tp->c_lflag = tmp;
102 continue;
103 }
104 if (CHK("oflag")) {
105 tp->c_oflag = tmp;
106 continue;
107 }
108 if (CHK("ospeed")) {
109 sscanf(ep, "%ld", &tmp);
110 tp->c_ospeed = tmp;
111 continue;
112 }
113 for (cp = cchars1; cp->name != NULL; ++cp)
114 if (CHK(cp->name)) {
115 if (cp->sub == VMIN || cp->sub == VTIME)
116 sscanf(ep, "%ld", &tmp);
117 tp->c_cc[cp->sub] = tmp;
118 break;
119 }
120 if (cp->name == NULL)
121 gerr(p);
122 }
123 }
124