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unfinished sblive driver, playback/mixer only for now - not enabled in
[FreeBSD/FreeBSD.git] / bin / stty / gfmt.c
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. All advertising materials mentioning features or use of this software
14  *    must display the following acknowledgement:
15  *      This product includes software developed by the University of
16  *      California, Berkeley and its contributors.
17  * 4. Neither the name of the University nor the names of its contributors
18  *    may be used to endorse or promote products derived from this software
19  *    without specific prior written permission.
20  *
21  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
22  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
25  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31  * SUCH DAMAGE.
32  */
33
34 #ifndef lint
35 #if 0
36 static char sccsid[] = "@(#)gfmt.c      8.6 (Berkeley) 4/2/94";
37 #endif
38 static const char rcsid[] =
39   "$FreeBSD$";
40 #endif /* not lint */
41
42 #include <sys/types.h>
43
44 #include <err.h>
45 #include <stdio.h>
46 #include <string.h>
47
48 #include "stty.h"
49 #include "extern.h"
50
51 static void
52 gerr(s)
53         char *s;
54 {
55         if (s)
56                 errx(1, "illegal gfmt1 option -- %s", s);
57         else
58                 errx(1, "illegal gfmt1 option");
59 }
60
61 void
62 gprint(tp, wp, ldisc)
63         struct termios *tp;
64         struct winsize *wp;
65         int ldisc;
66 {
67         struct cchar *cp;
68
69         (void)printf("gfmt1:cflag=%lx:iflag=%lx:lflag=%lx:oflag=%lx:",
70             (u_long)tp->c_cflag, (u_long)tp->c_iflag, (u_long)tp->c_lflag,
71             (u_long)tp->c_oflag);
72         for (cp = cchars1; cp->name; ++cp)
73                 (void)printf("%s=%x:", cp->name, tp->c_cc[cp->sub]);
74         (void)printf("ispeed=%lu:ospeed=%lu\n",
75             (u_long)cfgetispeed(tp), (u_long)cfgetospeed(tp));
76 }
77
78 void
79 gread(tp, s)
80         struct termios *tp;
81         char *s;
82 {
83         struct cchar *cp;
84         char *ep, *p;
85         long tmp;
86
87         if ((s = strchr(s, ':')) == NULL)
88                 gerr(NULL);
89         for (++s; s != NULL;) {
90                 p = strsep(&s, ":\0");
91                 if (!p || !*p)
92                         break;
93                 if (!(ep = strchr(p, '=')))
94                         gerr(p);
95                 *ep++ = '\0';
96                 (void)sscanf(ep, "%lx", &tmp);
97
98 #define CHK(s)  (*p == s[0] && !strcmp(p, s))
99                 if (CHK("cflag")) {
100                         tp->c_cflag = tmp;
101                         continue;
102                 }
103                 if (CHK("iflag")) {
104                         tp->c_iflag = tmp;
105                         continue;
106                 }
107                 if (CHK("ispeed")) {
108                         (void)sscanf(ep, "%ld", &tmp);
109                         tp->c_ispeed = tmp;
110                         continue;
111                 }
112                 if (CHK("lflag")) {
113                         tp->c_lflag = tmp;
114                         continue;
115                 }
116                 if (CHK("oflag")) {
117                         tp->c_oflag = tmp;
118                         continue;
119                 }
120                 if (CHK("ospeed")) {
121                         (void)sscanf(ep, "%ld", &tmp);
122                         tp->c_ospeed = tmp;
123                         continue;
124                 }
125                 for (cp = cchars1; cp->name != NULL; ++cp)
126                         if (CHK(cp->name)) {
127                                 if (cp->sub == VMIN || cp->sub == VTIME)
128                                         (void)sscanf(ep, "%ld", &tmp);
129                                 tp->c_cc[cp->sub] = tmp;
130                                 break;
131                         }
132                 if (cp->name == NULL)
133                         gerr(p);
134         }
135 }