xref: /netbsd-src/usr.sbin/iteconfig/iteconfig.c (revision 421949a31fb0942d3d87278998c2d7d432d8b3cb)
1 /*	$NetBSD: iteconfig.c,v 1.10 2018/01/23 21:06:25 sevan Exp $	*/
2 /*
3  * Copyright (c) 1994 Christian E. Hopps
4  * All rights reserved.
5  *
6  * Redistribution and use in source and binary forms, with or without
7  * modification, are permitted provided that the following conditions
8  * are met:
9  * 1. Redistributions of source code must retain the above copyright
10  *    notice, this list of conditions and the following disclaimer.
11  * 2. Redistributions in binary form must reproduce the above copyright
12  *    notice, this list of conditions and the following disclaimer in the
13  *    documentation and/or other materials provided with the distribution.
14  * 3. All advertising materials mentioning features or use of this software
15  *    must display the following acknowledgement:
16  *      This product includes software developed by Christian E. Hopps
17  * 4. The name of the author may not be used to endorse or promote products
18  *    derived from this software without specific prior written permission
19  *
20  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
21  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
22  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
23  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
24  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
25  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
26  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
27  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
28  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
29  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
30  *
31  */
32 #include <sys/cdefs.h>
33 #ifndef lint
34 __RCSID("$NetBSD: iteconfig.c,v 1.10 2018/01/23 21:06:25 sevan Exp $");
35 #endif
36 
37 #include <sys/types.h>
38 #include <sys/stat.h>
39 #include <sys/ioctl.h>
40 #include <sys/queue.h>
41 
42 #if !defined(amiga) && !defined(atari)
43 #error "This source is not suitable for this architecture!"
44 #endif
45 
46 #if defined(amiga)
47 #include <amiga/dev/grfabs_reg.h>
48 #include <amiga/dev/viewioctl.h>
49 #include <amiga/dev/iteioctl.h>
50 #endif /* defined(amiga)	*/
51 
52 #if defined(atari)
53 #include <atari/dev/grfabs_reg.h>
54 #include <atari/dev/viewioctl.h>
55 #include <atari/dev/iteioctl.h>
56 #endif /* defined(atari)	*/
57 
58 #include <err.h>
59 #include <errno.h>
60 #include <fcntl.h>
61 #include <limits.h>
62 #include <stdio.h>
63 #include <stdlib.h>
64 #include <string.h>
65 #include <termios.h>
66 #include <unistd.h>
67 
68 #include "pathnames.h"
69 
70 int	initialize(const char *, struct itewinsize *, struct itebell *,
71 			struct itewinsize *, struct itebell *);
72 void	printcmap(colormap_t *, int);
73 void	xioctl(int, int, void *);
74 colormap_t *xgetcmap(int, int);
75 long	xstrtol(char *);
76 static void	usage(void) __dead;
77 
78 int
main(int argc,char * argv[])79 main(int argc, char *argv[])
80 {
81 	struct itewinsize is, newis;
82 	struct itebell ib, newib;
83 	struct winsize ws;
84 	colormap_t *cm;
85 	const char *file = _PATH_CONSOLE;
86 	int ch, fd, i, iflag, max_colors, did_reset;
87 	long val;
88 
89 	iflag = 0;
90 	did_reset = 0;
91 
92 	fd = initialize(_PATH_CONSOLE, &is, &ib, &newis, &newib);
93 
94 	while ((ch = getopt(argc, argv, "D:H:P:T:V:W:X:Y:d:f:h:ip:t:v:w:x:y:"))
95 	    != -1) {
96 		switch (ch) {
97 		case 'D':		/* undocumented backward compat */
98 		case 'd':
99 			newis.depth = xstrtol(optarg);
100 			break;
101 		case 'f':
102 			if (did_reset)
103 				break;
104 			if (fd != -1)
105 				close(fd);
106 			file = optarg;
107 			fd = initialize(optarg, &is, &ib, &newis, &newib);
108 			did_reset = optreset = optind = 1;
109 			break;
110 		case 'H':		/* undocumented backward compat */
111 		case 'h':
112 			newis.height = xstrtol(optarg);
113 			break;
114 		case 'i':
115 			iflag = 1;
116 			break;
117 		case 'p':
118 			newib.pitch = xstrtol(optarg);
119 			break;
120 		case 't':
121 			newib.msec = xstrtol(optarg);
122 			break;
123 		case 'V':		/* undocumented backward compat */
124 		case 'v':
125 			newib.volume = xstrtol(optarg);
126 			break;
127 		case 'W':		/* undocumented backward compat */
128 		case 'w':
129 			newis.width = xstrtol(optarg);
130 			break;
131 		case 'X':		/* undocumented backward compat */
132 		case 'x':
133 			newis.x = xstrtol(optarg);
134 			break;
135 		case 'Y':		/* undocumented backward compat */
136 		case 'y':
137 			newis.y = xstrtol(optarg);
138 			break;
139 		case '?':
140 		default:
141 			usage();
142 			/* NOTREACHED */
143 		}
144 	}
145 	argc -= optind;
146 	argv += optind;
147 	if(fd == -1)
148 		err(1, "open \"%s\"", file);
149 
150 	if (memcmp(&newis, &is, sizeof(is))) {
151 		xioctl(fd, ITEIOCSWINSZ, &newis);
152 		xioctl(fd, ITEIOCGWINSZ, &is);
153 	}
154 	if (memcmp(&newib, &ib, sizeof(ib))) {
155 		xioctl(fd, ITEIOCSBELL, &newib);
156 		xioctl(fd, ITEIOCGBELL, &ib);
157 	}
158 
159 	/*
160 	 * get, set and get colors again
161 	 */
162 	i = 0;
163 	max_colors = 1 << is.depth;
164 	cm = xgetcmap(fd, max_colors);
165 	while (argc--) {
166 		val = xstrtol(*argv++);
167 		if (i >= max_colors) {
168 			warnx("warning: too many colors");
169 			break;
170 		}
171 		cm->entry[i] = val;
172 		i++;
173 	}
174 	xioctl(fd, VIOCSCMAP, cm);
175 	free(cm);
176 	cm = xgetcmap(fd, max_colors);
177 
178 	/* do tty stuff to get it to register the changes. */
179 	xioctl(fd, TIOCGWINSZ, &ws);
180 
181 	if (iflag) {
182 		printf("tty size: rows %d cols %d\n", ws.ws_row, ws.ws_col);
183 		printf("ite size: w: %d  h: %d  d: %d  [x: %d  y: %d]\n",
184 		    is.width, is.height, is.depth, is.x, is.y);
185 		printf("ite bell: vol: %d  millisec: %d  pitch: %d\n",
186 		    ib.volume, ib.msec, ib.pitch);
187 		printcmap(cm, ws.ws_col);
188 	}
189 	close(fd);
190 	exit(0);
191 }
192 
193 void
xioctl(int fd,int cmd,void * addr)194 xioctl(int fd, int cmd, void *addr)
195 {
196 	if (ioctl(fd, cmd, addr) == -1)
197 		err(1, "ioctl");
198 }
199 
200 long
xstrtol(char * s)201 xstrtol(char *s)
202 {
203 	long rv;
204 
205 	errno = 0;
206 	rv = strtol(s, NULL, 0);
207 	if (errno == ERANGE && (rv == LONG_MIN || rv == LONG_MAX))
208 		err(1, "bad format: \"%s\"", s);
209 	return(rv);
210 }
211 
212 colormap_t *
xgetcmap(int fd,int ncolors)213 xgetcmap(int fd, int ncolors)
214 {
215 	colormap_t *cm;
216 
217 	cm = malloc(sizeof(colormap_t) + ncolors * sizeof(u_long));
218 	if (cm == NULL)
219 		err(1, "malloc");
220 	cm->first = 0;
221 	cm->size = ncolors;
222 	cm->entry = (u_long *) & cm[1];
223 	xioctl(fd, VIOCGCMAP, cm);
224 	return(cm);
225 }
226 
227 void
printcmap(colormap_t * cm,int ncols)228 printcmap(colormap_t *cm, int ncols)
229 {
230 	int i, nel;
231 
232 	switch (cm->type) {
233 	case CM_MONO:
234 		printf("monochrome");
235 		return;
236 	case CM_COLOR:
237 		printf("color levels: red: %d  green: %d  blue: %d",
238 		    cm->red_mask + 1, cm->green_mask + 1, cm->blue_mask + 1);
239 		break;
240 	case CM_GREYSCALE:
241 		printf("greyscale levels: %d", cm->grey_mask + 1);
242 		break;
243 	}
244 	printf("\n");
245 
246 	nel = ncols / 11 - 1;
247 	for (i = 0; i < cm->size; i++) {
248 		printf("0x%08lx ", cm->entry[i]);
249 		if ((i + 1) % nel == 0)
250 			printf("\n");
251 	}
252 	if ((i + 1) % nel)
253 		printf("\n");
254 }
255 
256 int
initialize(file,is,ib,newis,newib)257 initialize(file, is, ib, newis, newib)
258 	const char	*file;
259 	struct itewinsize *is, *newis;
260 	struct itebell *ib, *newib;
261 {
262 	int fd;
263 
264 	fd = open(file, O_RDONLY | O_NONBLOCK);
265 	if (fd == -1)
266 		return(-1);
267 
268 	xioctl(fd, ITEIOCGWINSZ, is);
269 	xioctl(fd, ITEIOCGBELL, ib);
270 
271 	memcpy(newis, is, sizeof(*is));
272 	memcpy(newib, ib, sizeof(*ib));
273 	return(fd);
274 }
275 
276 static void
usage(void)277 usage(void)
278 {
279 	fprintf(stderr, "%s\n\t\t%s\n\t\t%s\n",
280 	    "usage: iteconfig [-i] [-f file] [-v volume] [-p pitch] [-t msec]",
281 	    "[-w width] [-h height] [-d depth] [-x off] [-y off]",
282 	    "[color ...]");
283 	exit(1);
284 }
285