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GCC Code Coverage Report

Directory:	./		Exec	Total	Coverage
File:	sbin/wsconsctl/wsconsctl.c	Lines:	0	150	0.0 %
Date:	2017-11-13	Branches:	0	137	0.0 %


/*	$OpenBSD: wsconsctl.c,v 1.31 2017/07/21 20:38:20 bru Exp $	*/
/*	$NetBSD: wsconsctl.c,v 1.2 1998/12/29 22:40:20 hannken Exp $ */

/*-
 * Copyright (c) 1998 The NetBSD Foundation, Inc.
 * All rights reserved.
 *
 * This code is derived from software contributed to The NetBSD Foundation
 * by Juergen Hannken-Illjes.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 */

#include <fcntl.h>
#include <err.h>
#include <errno.h>
#include <string.h>
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include "wsconsctl.h"

extern const char *__progname;		/* from crt0.o */

extern struct field keyboard_field_tab[];
extern struct field mouse_field_tab[];
extern struct field display_field_tab[];

void	usage(void);

struct vartypesw {
	const	char *name;
	struct field *field_tab;
	void	(*init)(int,int);
	void	(*getval)(int);
	int	(*putval)(int);
	char *	(*nextdev)(int);
} typesw[] = {
	{ "keyboard", keyboard_field_tab, NULL,
	  keyboard_get_values, keyboard_put_values, keyboard_next_device },
	{ "mouse", mouse_field_tab, mouse_init,
	  mouse_get_values, mouse_put_values, mouse_next_device },
	{ "display", display_field_tab, NULL,
	  display_get_values, display_put_values, display_next_device },
	{ NULL }
};

struct vartypesw *tab_by_name(const char *, int *);

void
usage(void)
{
	fprintf(stderr,
	    "usage: %s [-an]\n"
	    "       %s [-n] [-f file] name ...\n"
	    "       %s [-n] [-f file] name=value ...\n",
	    __progname, __progname, __progname);
	exit(1);
}

int
main(int argc, char *argv[])
{
	int i, ch, error = 0, aflag = 0, do_merge, putval, devidx, devfd;
	struct vartypesw *sw = NULL;
	char *getsep = "=", *setsep = " -> ", *p;
	char *wdev = NULL;
	char *device;
	struct field *f;
	char devname[20];

	while ((ch = getopt(argc, argv, "af:nw")) != -1) {
		switch(ch) {
		case 'a':
			aflag = 1;
			break;
		case 'f':
			wdev = optarg;
			break;
		case 'n':
			getsep = setsep = NULL;
			break;
		case 'w':
			/* compat */
			break;
		default:
			usage();
		}
	}

	argc -= optind;
	argv += optind;

	if (argc > 0 && aflag != 0)
		errx(1, "excess arguments after -a");
	if (argc == 0)
		aflag = 1;

	if (aflag != 0) {
		for (sw = typesw; sw->name; sw++) {
			for (devidx = 0;; devidx++) {
				device = (*sw->nextdev)(devidx);
				if (!device ||
				    ((devfd = open(device, O_WRONLY)) < 0 &&
				     (devfd = open(device, O_RDONLY)) < 0)) {
					if (!device || errno != ENXIO) {
						if (device && errno != ENOENT) {
							warn("%s", device);
							error = 1;
						}
						break;
					} else
						continue;
				}

				if (devidx == 0)
					snprintf(devname, sizeof(devname),
					    "%s", sw->name);
				else
					snprintf(devname, sizeof(devname),
					    "%s%d", sw->name, devidx);

				if (sw->init != NULL)
					(*sw->init)(devfd, devidx);

				for (f = sw->field_tab; f->name; f++)
					if (!(f->flags &
					    (FLG_NOAUTO|FLG_WRONLY)))
						f->flags |= FLG_GET;
				(*sw->getval)(devfd);
				for (f = sw->field_tab; f->name; f++)
					if (f->flags & FLG_DEAD)
						continue;
					else if (f->flags & FLG_NOAUTO)
						warnx("Use explicit arg to "
						    "view %s.%s.",
						    devname, f->name);
					else if (f->flags & FLG_GET)
						pr_field(devname, f, getsep);
			}
		}
	} else if (argc > 0) {
		for (i = 0; i < argc; i++) {
			sw = tab_by_name(argv[i], &devidx);
			if (!sw)
				continue;

			if (!wdev)
				device = (*sw->nextdev)(devidx);
			else
				device = wdev;

			if (!device ||
			    ((devfd = open(device, O_WRONLY)) < 0 &&
			     (devfd = open(device, O_RDONLY)) < 0)) {
				if (!device) {
					const char *c = strchr(argv[i], '.');
					int k;
					if (!c)
						c = strchr(argv[i], '\0');
					k = c - argv[i];
					warnx("%*.*s: no such variable",
					    k, k, argv[i]);
				} else
					warn("%s", device);
				error = 1;
				continue;
			}

			if (devidx == 0)
				snprintf(devname, sizeof(devname),
				    "%s", sw->name);
			else
				snprintf(devname, sizeof(devname),
				    "%s%d", sw->name, devidx);

			if (sw->init != NULL)
				(*sw->init)(devfd, devidx);

			p = strchr(argv[i], '=');
			if (p == NULL) {
				if (!strchr(argv[i], '.')) {
					for (f = sw->field_tab; f->name; f++)
						if (!(f->flags &
						    (FLG_NOAUTO|FLG_WRONLY)))
							f->flags |= FLG_GET;
					(*sw->getval)(devfd);
					for (f = sw->field_tab; f->name; f++)
						if (f->flags & FLG_DEAD)
							continue;
						else if (f->flags & FLG_NOAUTO)
							warnx("Use explicit "
							    "arg to view "
							    "%s.%s.",
							    devname, f->name);
						else if (f->flags & FLG_GET)
							pr_field(devname, f,
							    getsep);
					continue;
				}

				f = field_by_name(sw->field_tab, argv[i]);
				if (f->flags & FLG_DEAD)
					continue;
				if ((f->flags & FLG_WRONLY)) {
					warnx("%s: write only", argv[i]);
					continue;
				}
				f->flags |= FLG_GET;
				(*sw->getval)(devfd);
				if (f->flags & FLG_DEAD)
					continue;
				pr_field(devname, f, getsep);
			} else {
				if (!strchr(argv[i], '.') ||
				    (strchr(argv[i], '.') > p)) {
					warnx("%s: illegal variable name",
					    argv[i]);
					continue;
				}
				if (p > argv[i] &&
				    (*(p - 1) == '+' || *(p - 1) == '-')) {
					do_merge = *(p - 1);
					*(p - 1) = '\0';
				} else
					do_merge = 0;
				*p++ = '\0';

				f = field_by_name(sw->field_tab, argv[i]);
				if (f->flags & FLG_DEAD)
					continue;
				if (f->flags & FLG_RDONLY) {
					warnx("%s: read only", argv[i]);
					continue;
				}
				if (do_merge || f->flags & FLG_INIT) {
					if (!(f->flags & FLG_MODIFY))
						errx(1, "%s: can only be set",
						    argv[i]);
					f->flags |= FLG_GET;
					(*sw->getval)(devfd);
					f->flags &= ~FLG_GET;
				}
				rd_field(f, p, do_merge);
				f->flags |= FLG_SET;
				putval = (*sw->putval)(devfd);
				f->flags &= ~FLG_SET;
				if (putval != 0 ||
				    f->flags & (FLG_DEAD|FLG_NOAUTO))
					continue;
				if (f->flags & FLG_WRONLY) {
					pr_field(devname, f, setsep);
				} else {
					if (!(f->flags & FLG_NORDBACK)) {
						f->flags |= FLG_GET;
						(*sw->getval)(devfd);
					}
					if (f->flags & FLG_DEAD)
						continue;
					pr_field(devname, f, setsep);
				}
			}

			close(devfd);
		}
	} else
		usage();

	exit(error);
}

struct vartypesw *
tab_by_name(const char *var, int *idx)
{
	struct vartypesw *sw;
	const char *p = strchr(var, '.');
	char *c;
	int i;

	for (sw = typesw; sw->name; sw++)
		if (!strncmp(sw->name, var, strlen(sw->name)))
			break;

	if (!p)
		p = strchr(var, '\0');

	if (!sw->name) {
		i = p - var;
		warnx("%*.*s: no such variable", i, i, var);
		return (NULL);
	}

	if ((p - var) > strlen(sw->name)) {
		c = (char *)var;
		c = c + strlen(sw->name);
		i = 0;
		while (c < p) {
			if (*c >= '0' && *c <= '9')
				i = i * 10 + *c - '0';
			else
				i = -1;
			c++;
		}
		if (i < 0 || i > 32) {
			i = p - var;
			warnx("%*.*s: no such variable", i, i, var);
			return (NULL);
		}
	} else
		i = 0;

	*idx = i;

	return (sw);
}


Generated by: GCOVR (Version 3.3)

Line	Branch	Exec	Source
1			/* $OpenBSD: wsconsctl.c,v 1.31 2017/07/21 20:38:20 bru Exp $ */
2			/* $NetBSD: wsconsctl.c,v 1.2 1998/12/29 22:40:20 hannken Exp $ */
3
4			/*-
5			* Copyright (c) 1998 The NetBSD Foundation, Inc.
6			* All rights reserved.
7			*
8			* This code is derived from software contributed to The NetBSD Foundation
9			* by Juergen Hannken-Illjes.
10			*
11			* Redistribution and use in source and binary forms, with or without
12			* modification, are permitted provided that the following conditions
13			* are met:
14			* 1. Redistributions of source code must retain the above copyright
15			* notice, this list of conditions and the following disclaimer.
16			* 2. Redistributions in binary form must reproduce the above copyright
17			* notice, this list of conditions and the following disclaimer in the
18			* documentation and/or other materials provided with the distribution.
19			*
20			* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
21			* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
22			* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
23			* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
24			* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
25			* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
26			* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
27			* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
28			* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
29			* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
30			* POSSIBILITY OF SUCH DAMAGE.
31			*/
32
33			#include <fcntl.h>
34			#include <err.h>
35			#include <errno.h>
36			#include <string.h>
37			#include <stdio.h>
38			#include <stdlib.h>
39			#include <unistd.h>
40			#include "wsconsctl.h"
41
42			extern const char __progname; / from crt0.o */
43
44			extern struct field keyboard_field_tab[];
45			extern struct field mouse_field_tab[];
46			extern struct field display_field_tab[];
47
48			void usage(void);
49
50			struct vartypesw {
51			const char *name;
52			struct field *field_tab;
53			void (*init)(int,int);
54			void (*getval)(int);
55			int (*putval)(int);
56			char * (*nextdev)(int);
57			} typesw[] = {
58			{ "keyboard", keyboard_field_tab, NULL,
59			keyboard_get_values, keyboard_put_values, keyboard_next_device },
60			{ "mouse", mouse_field_tab, mouse_init,
61			mouse_get_values, mouse_put_values, mouse_next_device },
62			{ "display", display_field_tab, NULL,
63			display_get_values, display_put_values, display_next_device },
64			{ NULL }
65			};
66
67			struct vartypesw tab_by_name(const char , int *);
68
69			void
70			usage(void)
71			{
72			fprintf(stderr,
73			"usage: %s [-an]\n"
74			" %s [-n] [-f file] name ...\n"
75			" %s [-n] [-f file] name=value ...\n",
76			__progname, __progname, __progname);
77			exit(1);
78			}
79
80			int
81			main(int argc, char *argv[])
82			{
83			int i, ch, error = 0, aflag = 0, do_merge, putval, devidx, devfd;
84			struct vartypesw *sw = NULL;
85			char getsep = "=", setsep = " -> ", *p;
86			char *wdev = NULL;
87			char *device;
88			struct field *f;
89			char devname[20];
90
91			while ((ch = getopt(argc, argv, "af:nw")) != -1) {
92			switch(ch) {
93			case 'a':
94			aflag = 1;
95			break;
96			case 'f':
97			wdev = optarg;
98			break;
99			case 'n':
100			getsep = setsep = NULL;
101			break;
102			case 'w':
103			/* compat */
104			break;
105			default:
106			usage();
107			}
108			}
109
110			argc -= optind;
111			argv += optind;
112
113			if (argc > 0 && aflag != 0)
114			errx(1, "excess arguments after -a");
115			if (argc == 0)
116			aflag = 1;
117
118			if (aflag != 0) {
119			for (sw = typesw; sw->name; sw++) {
120			for (devidx = 0;; devidx++) {
121			device = (*sw->nextdev)(devidx);
122			if (!device \|\|
123			((devfd = open(device, O_WRONLY)) < 0 &&
124			(devfd = open(device, O_RDONLY)) < 0)) {
125			if (!device \|\| errno != ENXIO) {
126			if (device && errno != ENOENT) {
127			warn("%s", device);
128			error = 1;
129			}
130			break;
131			} else
132			continue;
133			}
134
135			if (devidx == 0)
136			snprintf(devname, sizeof(devname),
137			"%s", sw->name);
138			else
139			snprintf(devname, sizeof(devname),
140			"%s%d", sw->name, devidx);
141
142			if (sw->init != NULL)
143			(*sw->init)(devfd, devidx);
144
145			for (f = sw->field_tab; f->name; f++)
146			if (!(f->flags &
147			(FLG_NOAUTO\|FLG_WRONLY)))
148			f->flags \|= FLG_GET;
149			(*sw->getval)(devfd);
150			for (f = sw->field_tab; f->name; f++)
151			if (f->flags & FLG_DEAD)
152			continue;
153			else if (f->flags & FLG_NOAUTO)
154			warnx("Use explicit arg to "
155			"view %s.%s.",
156			devname, f->name);
157			else if (f->flags & FLG_GET)
158			pr_field(devname, f, getsep);
159			}
160			}
161			} else if (argc > 0) {
162			for (i = 0; i < argc; i++) {
163			sw = tab_by_name(argv[i], &devidx);
164			if (!sw)
165			continue;
166
167			if (!wdev)
168			device = (*sw->nextdev)(devidx);
169			else
170			device = wdev;
171
172			if (!device \|\|
173			((devfd = open(device, O_WRONLY)) < 0 &&
174			(devfd = open(device, O_RDONLY)) < 0)) {
175			if (!device) {
176			const char *c = strchr(argv[i], '.');
177			int k;
178			if (!c)
179			c = strchr(argv[i], '\0');
180			k = c - argv[i];
181			warnx("%.s: no such variable",
182			k, k, argv[i]);
183			} else
184			warn("%s", device);
185			error = 1;
186			continue;
187			}
188
189			if (devidx == 0)
190			snprintf(devname, sizeof(devname),
191			"%s", sw->name);
192			else
193			snprintf(devname, sizeof(devname),
194			"%s%d", sw->name, devidx);
195
196			if (sw->init != NULL)
197			(*sw->init)(devfd, devidx);
198
199			p = strchr(argv[i], '=');
200			if (p == NULL) {
201			if (!strchr(argv[i], '.')) {
202			for (f = sw->field_tab; f->name; f++)
203			if (!(f->flags &
204			(FLG_NOAUTO\|FLG_WRONLY)))
205			f->flags \|= FLG_GET;
206			(*sw->getval)(devfd);
207			for (f = sw->field_tab; f->name; f++)
208			if (f->flags & FLG_DEAD)
209			continue;
210			else if (f->flags & FLG_NOAUTO)
211			warnx("Use explicit "
212			"arg to view "
213			"%s.%s.",
214			devname, f->name);
215			else if (f->flags & FLG_GET)
216			pr_field(devname, f,
217			getsep);
218			continue;
219			}
220
221			f = field_by_name(sw->field_tab, argv[i]);
222			if (f->flags & FLG_DEAD)
223			continue;
224			if ((f->flags & FLG_WRONLY)) {
225			warnx("%s: write only", argv[i]);
226			continue;
227			}
228			f->flags \|= FLG_GET;
229			(*sw->getval)(devfd);
230			if (f->flags & FLG_DEAD)
231			continue;
232			pr_field(devname, f, getsep);
233			} else {
234			if (!strchr(argv[i], '.') \|\|
235			(strchr(argv[i], '.') > p)) {
236			warnx("%s: illegal variable name",
237			argv[i]);
238			continue;
239			}
240			if (p > argv[i] &&
241			((p - 1) == '+' \|\| (p - 1) == '-')) {
242			do_merge = *(p - 1);
243			*(p - 1) = '\0';
244			} else
245			do_merge = 0;
246			*p++ = '\0';
247
248			f = field_by_name(sw->field_tab, argv[i]);
249			if (f->flags & FLG_DEAD)
250			continue;
251			if (f->flags & FLG_RDONLY) {
252			warnx("%s: read only", argv[i]);
253			continue;
254			}
255			if (do_merge \|\| f->flags & FLG_INIT) {
256			if (!(f->flags & FLG_MODIFY))
257			errx(1, "%s: can only be set",
258			argv[i]);
259			f->flags \|= FLG_GET;
260			(*sw->getval)(devfd);
261			f->flags &= ~FLG_GET;
262			}
263			rd_field(f, p, do_merge);
264			f->flags \|= FLG_SET;
265			putval = (*sw->putval)(devfd);
266			f->flags &= ~FLG_SET;
267			if (putval != 0 \|\|
268			f->flags & (FLG_DEAD\|FLG_NOAUTO))
269			continue;
270			if (f->flags & FLG_WRONLY) {
271			pr_field(devname, f, setsep);
272			} else {
273			if (!(f->flags & FLG_NORDBACK)) {
274			f->flags \|= FLG_GET;
275			(*sw->getval)(devfd);
276			}
277			if (f->flags & FLG_DEAD)
278			continue;
279			pr_field(devname, f, setsep);
280			}
281			}
282
283			close(devfd);
284			}
285			} else
286			usage();
287
288			exit(error);
289			}
290
291			struct vartypesw *
292			tab_by_name(const char var, int idx)
293			{
294			struct vartypesw *sw;
295			const char *p = strchr(var, '.');
296			char *c;
297			int i;
298
299			for (sw = typesw; sw->name; sw++)
300			if (!strncmp(sw->name, var, strlen(sw->name)))
301			break;
302
303			if (!p)
304			p = strchr(var, '\0');
305
306			if (!sw->name) {
307			i = p - var;
308			warnx("%.s: no such variable", i, i, var);
309			return (NULL);
310			}
311
312			if ((p - var) > strlen(sw->name)) {
313			c = (char *)var;
314			c = c + strlen(sw->name);
315			i = 0;
316			while (c < p) {
317			if (c >= '0' && c <= '9')
318			i = i * 10 + *c - '0';
319			else
320			i = -1;
321			c++;
322			}
323			if (i < 0 \|\| i > 32) {
324			i = p - var;
325			warnx("%.s: no such variable", i, i, var);
326			return (NULL);
327			}
328			} else
329			i = 0;
330
331			*idx = i;
332
333			return (sw);
334			}