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GCC Code Coverage Report

Directory:	./		Exec	Total	Coverage
File:	usr.sbin/config/cmd.c	Lines:	0	129	0.0 %
Date:	2017-11-13	Branches:	0	76	0.0 %


/*	$OpenBSD: cmd.c,v 1.20 2013/11/23 17:38:15 deraadt Exp $ */

/*
 * Copyright (c) 1999-2001 Mats O Jansson.  All rights reserved.
 *
 * 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 AUTHOR ``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 AUTHOR 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 <sys/types.h>
#include <sys/device.h>
#include <sys/time.h>

#include <ctype.h>
#include <limits.h>
#include <nlist.h>
#include <stdio.h>
#include <string.h>

#include "misc.h"
#define	CMD_NOEXTERN
#include "cmd.h"
#include "ukc.h"
#include "exec.h"

extern int ukc_mod_kernel;
static void int_variable_adjust(const cmd_t *, int, const char *);

/* Our command table */
cmd_table_t cmd_table[] = {
	{"help",   Xhelp,	"",		"Command help list"},
	{"add",	   Xadd,	"dev",		"Add a device"},
	{"base",   Xbase,	"8|10|16",	"Base on large numbers"},
	{"change", Xchange,	"devno|dev",	"Change device"},
	{"disable",Xdisable,	"attr val|devno|dev",	"Disable device"},
	{"enable", Xenable,	"attr val|devno|dev",	"Enable device"},
	{"find",   Xfind,	"devno|dev",	"Find device"},
	{"list",   Xlist,	"",		"List configuration"},
	{"lines",  Xlines,	"count",	"# of lines per page"},
	{"show",   Xshow,	"[attr [val]]",	"Show attribute"},
	{"exit",   Xexit,	"",		"Exit, without saving changes"},
	{"quit",   Xquit,	"",		"Quit, saving current changes"},
	{"timezone", Xtimezone,	"[mins [dst]]",	"Show/change timezone"},
	{"bufcachepercent", Xbufcachepct, "[number]",
	 "Show/change BUFCACHEPERCENT"},
	{"nkmempg", Xnkmempg,	"[number]",	"Show/change NKMEMPAGES"},
	{NULL,     NULL,	NULL,		NULL}
};

int
Xhelp(cmd_t *cmd)
{
	cmd_table_t *cmd_table = cmd->table;
	int i;

	/* Hmm, print out cmd_table here... */
	for (i = 0; cmd_table[i].cmd != NULL; i++)
		printf("\t%-16s%-20s%s\n", cmd_table[i].cmd,
		    cmd_table[i].opt, cmd_table[i].help);
	return (CMD_CONT);
}

int
Xadd(cmd_t *cmd)
{
	short unit, state;
	int a;

	if (strlen(cmd->args) == 0)
		printf("Dev expected\n");
	else if (device(cmd->args, &a, &unit, &state) == 0)
		add(cmd->args, a, unit, state);
	else
		printf("Unknown argument\n");
	return (CMD_CONT);
}

int
Xbase(cmd_t *cmd)
{
	int a;

	if (strlen(cmd->args) == 0)
		printf("8|10|16 expected\n");
	else if (number(&cmd->args[0], &a) == 0) {
		if (a == 8 || a == 10 || a == 16) {
			base = a;
		} else {
			printf("8|10|16 expected\n");
		}
	} else
		printf("Unknown argument\n");
	return (CMD_CONT);
}

int
Xchange(cmd_t *cmd)
{
	short unit, state;
	int a;

	if (strlen(cmd->args) == 0)
		printf("DevNo or Dev expected\n");
	else if (number(cmd->args, &a) == 0)
		change(a);
	else if (device(cmd->args, &a, &unit, &state) == 0)
		common_dev(cmd->args, a, unit, state, UC_CHANGE);
	else
		printf("Unknown argument\n");
	return (CMD_CONT);
}

int
Xdisable(cmd_t *cmd)
{
	short unit, state;
	int a;

	if (strlen(cmd->args) == 0)
		printf("Attr, DevNo or Dev expected\n");
	else if (attr(cmd->args, &a) == 0)
		common_attr(cmd->args, a, UC_DISABLE);
	else if (number(cmd->args, &a) == 0)
		disable(a);
	else if (device(cmd->args, &a, &unit, &state) == 0)
		common_dev(cmd->args, a, unit, state, UC_DISABLE);
	else
		printf("Unknown argument\n");
	return (CMD_CONT);
}

int
Xenable(cmd_t *cmd)
{
	short unit, state;
	int a;

	if (strlen(cmd->args) == 0)
		printf("Attr, DevNo or Dev expected\n");
	else if (attr(cmd->args, &a) == 0)
		common_attr(cmd->args, a, UC_ENABLE);
	else if (number(cmd->args, &a) == 0)
		enable(a);
	else if (device(cmd->args, &a, &unit, &state) == 0)
		common_dev(cmd->args, a, unit, state, UC_ENABLE);
	else
		printf("Unknown argument\n");
	return (CMD_CONT);
}

int
Xfind(cmd_t *cmd)
{
	short unit, state;
	int a;

	if (strlen(cmd->args) == 0)
		printf("DevNo or Dev expected\n");
	else if (number(cmd->args, &a) == 0)
		pdev(a);
	else if (device(cmd->args, &a, &unit, &state) == 0)
		common_dev(cmd->args, a, unit, state, UC_FIND);
	else
		printf("Unknown argument\n");
	return (CMD_CONT);
}

int
Xlines(cmd_t *cmd)
{
	int a;

	if (strlen(cmd->args) == 0)
		printf("Argument expected\n");
	else if (number(cmd->args, &a) == 0)
		lines = a;
	else
		printf("Unknown argument\n");
	return (CMD_CONT);
}

int
Xlist(cmd_t *cmd)
{
	struct cfdata *cd;
	int	i = 0;

	cnt = 0;
	cd = get_cfdata(0);

	while (cd->cf_attach != 0) {
		if (more())
			break;
		pdev(i++);
		cd++;
	}

	if (nopdev == 0) {
		while (i <= (totdev+maxpseudo)) {
			if (more())
				break;
			pdev(i++);
		}
	}
	cnt = -1;
	return (CMD_CONT);
}

int
Xshow(cmd_t *cmd)
{
	if (strlen(cmd->args) == 0)
		show();
	else
		show_attr(&cmd->args[0]);
	return (CMD_CONT);
}

int
Xquit(cmd_t *cmd)
{
	/* Nothing to do here */
	return (CMD_SAVE);
}

int
Xexit(cmd_t *cmd)
{
	/* Nothing to do here */
	return (CMD_EXIT);
}

int
Xtimezone(cmd_t *cmd)
{
	struct timezone *tz;
	int	num;
	char	*c;

	ukc_mod_kernel = 1;
	tz = (struct timezone *)adjust((caddr_t)(nl[TZ_TZ].n_value));

	if (strlen(cmd->args) == 0) {
		printf("timezone = %d, dst = %d\n",
		    tz->tz_minuteswest, tz->tz_dsttime);
	} else {
		if (number(cmd->args, &num) == 0) {
			tz->tz_minuteswest = num;
			c = cmd->args;
			while ((*c != '\0') && !isspace((unsigned char)*c))
				c++;
			while (isspace((unsigned char)*c))
				c++;
			if (strlen(c) != 0 && number(c, &num) == 0)
				tz->tz_dsttime = num;
			printf("timezone = %d, dst = %d\n",
			    tz->tz_minuteswest, tz->tz_dsttime);
		} else
			printf("Unknown argument\n");
	}
	return (CMD_CONT);
}

void
int_variable_adjust(const cmd_t *cmd, int idx, const char *name)
{
	int *v, num;

	if (nl[idx].n_type != 0) {
		ukc_mod_kernel = 1;

		v = (int *)adjust((caddr_t)(nl[idx].n_value));

		if (strlen(cmd->args) == 0) {
			printf("%s = %d\n", name, *v);
		} else {
			if (number(cmd->args, &num) == 0) {
				*v = num;
				printf("%s = %d\n", name, *v);
			} else
				printf("Unknown argument\n");
		}
	} else
		printf("This kernel does not support modification of %s.\n",
		    name);
}

int
Xbufcachepct(cmd_t *cmd)
{
	int_variable_adjust(cmd, I_BUFCACHEPCT, "bufcachepercent");
	return (CMD_CONT);
}

int
Xnkmempg(cmd_t *cmd)
{
	int_variable_adjust(cmd, I_NKMEMPG, "nkmempages");
	return (CMD_CONT);
}


Generated by: GCOVR (Version 3.3)

Line	Branch	Exec	Source
1			/* $OpenBSD: cmd.c,v 1.20 2013/11/23 17:38:15 deraadt Exp $ */
2
3			/*
4			* Copyright (c) 1999-2001 Mats O Jansson. 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			*
15			* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
16			* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
17			* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
18			* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
19			* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
20			* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
21			* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
22			* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23			* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
24			* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25			*/
26
27			#include <sys/types.h>
28			#include <sys/device.h>
29			#include <sys/time.h>
30
31			#include <ctype.h>
32			#include <limits.h>
33			#include <nlist.h>
34			#include <stdio.h>
35			#include <string.h>
36
37			#include "misc.h"
38			#define CMD_NOEXTERN
39			#include "cmd.h"
40			#include "ukc.h"
41			#include "exec.h"
42
43			extern int ukc_mod_kernel;
44			static void int_variable_adjust(const cmd_t , int, const char );
45
46			/* Our command table */
47			cmd_table_t cmd_table[] = {
48			{"help", Xhelp, "", "Command help list"},
49			{"add", Xadd, "dev", "Add a device"},
50			{"base", Xbase, "8\|10\|16", "Base on large numbers"},
51			{"change", Xchange, "devno\|dev", "Change device"},
52			{"disable",Xdisable, "attr val\|devno\|dev", "Disable device"},
53			{"enable", Xenable, "attr val\|devno\|dev", "Enable device"},
54			{"find", Xfind, "devno\|dev", "Find device"},
55			{"list", Xlist, "", "List configuration"},
56			{"lines", Xlines, "count", "# of lines per page"},
57			{"show", Xshow, "[attr [val]]", "Show attribute"},
58			{"exit", Xexit, "", "Exit, without saving changes"},
59			{"quit", Xquit, "", "Quit, saving current changes"},
60			{"timezone", Xtimezone, "[mins [dst]]", "Show/change timezone"},
61			{"bufcachepercent", Xbufcachepct, "[number]",
62			"Show/change BUFCACHEPERCENT"},
63			{"nkmempg", Xnkmempg, "[number]", "Show/change NKMEMPAGES"},
64			{NULL, NULL, NULL, NULL}
65			};
66
67			int
68			Xhelp(cmd_t *cmd)
69			{
70			cmd_table_t *cmd_table = cmd->table;
71			int i;
72
73			/* Hmm, print out cmd_table here... */
74			for (i = 0; cmd_table[i].cmd != NULL; i++)
75			printf("\t%-16s%-20s%s\n", cmd_table[i].cmd,
76			cmd_table[i].opt, cmd_table[i].help);
77			return (CMD_CONT);
78			}
79
80			int
81			Xadd(cmd_t *cmd)
82			{
83			short unit, state;
84			int a;
85
86			if (strlen(cmd->args) == 0)
87			printf("Dev expected\n");
88			else if (device(cmd->args, &a, &unit, &state) == 0)
89			add(cmd->args, a, unit, state);
90			else
91			printf("Unknown argument\n");
92			return (CMD_CONT);
93			}
94
95			int
96			Xbase(cmd_t *cmd)
97			{
98			int a;
99
100			if (strlen(cmd->args) == 0)
101			printf("8\|10\|16 expected\n");
102			else if (number(&cmd->args[0], &a) == 0) {
103			if (a == 8 \|\| a == 10 \|\| a == 16) {
104			base = a;
105			} else {
106			printf("8\|10\|16 expected\n");
107			}
108			} else
109			printf("Unknown argument\n");
110			return (CMD_CONT);
111			}
112
113			int
114			Xchange(cmd_t *cmd)
115			{
116			short unit, state;
117			int a;
118
119			if (strlen(cmd->args) == 0)
120			printf("DevNo or Dev expected\n");
121			else if (number(cmd->args, &a) == 0)
122			change(a);
123			else if (device(cmd->args, &a, &unit, &state) == 0)
124			common_dev(cmd->args, a, unit, state, UC_CHANGE);
125			else
126			printf("Unknown argument\n");
127			return (CMD_CONT);
128			}
129
130			int
131			Xdisable(cmd_t *cmd)
132			{
133			short unit, state;
134			int a;
135
136			if (strlen(cmd->args) == 0)
137			printf("Attr, DevNo or Dev expected\n");
138			else if (attr(cmd->args, &a) == 0)
139			common_attr(cmd->args, a, UC_DISABLE);
140			else if (number(cmd->args, &a) == 0)
141			disable(a);
142			else if (device(cmd->args, &a, &unit, &state) == 0)
143			common_dev(cmd->args, a, unit, state, UC_DISABLE);
144			else
145			printf("Unknown argument\n");
146			return (CMD_CONT);
147			}
148
149			int
150			Xenable(cmd_t *cmd)
151			{
152			short unit, state;
153			int a;
154
155			if (strlen(cmd->args) == 0)
156			printf("Attr, DevNo or Dev expected\n");
157			else if (attr(cmd->args, &a) == 0)
158			common_attr(cmd->args, a, UC_ENABLE);
159			else if (number(cmd->args, &a) == 0)
160			enable(a);
161			else if (device(cmd->args, &a, &unit, &state) == 0)
162			common_dev(cmd->args, a, unit, state, UC_ENABLE);
163			else
164			printf("Unknown argument\n");
165			return (CMD_CONT);
166			}
167
168			int
169			Xfind(cmd_t *cmd)
170			{
171			short unit, state;
172			int a;
173
174			if (strlen(cmd->args) == 0)
175			printf("DevNo or Dev expected\n");
176			else if (number(cmd->args, &a) == 0)
177			pdev(a);
178			else if (device(cmd->args, &a, &unit, &state) == 0)
179			common_dev(cmd->args, a, unit, state, UC_FIND);
180			else
181			printf("Unknown argument\n");
182			return (CMD_CONT);
183			}
184
185			int
186			Xlines(cmd_t *cmd)
187			{
188			int a;
189
190			if (strlen(cmd->args) == 0)
191			printf("Argument expected\n");
192			else if (number(cmd->args, &a) == 0)
193			lines = a;
194			else
195			printf("Unknown argument\n");
196			return (CMD_CONT);
197			}
198
199			int
200			Xlist(cmd_t *cmd)
201			{
202			struct cfdata *cd;
203			int i = 0;
204
205			cnt = 0;
206			cd = get_cfdata(0);
207
208			while (cd->cf_attach != 0) {
209			if (more())
210			break;
211			pdev(i++);
212			cd++;
213			}
214
215			if (nopdev == 0) {
216			while (i <= (totdev+maxpseudo)) {
217			if (more())
218			break;
219			pdev(i++);
220			}
221			}
222			cnt = -1;
223			return (CMD_CONT);
224			}
225
226			int
227			Xshow(cmd_t *cmd)
228			{
229			if (strlen(cmd->args) == 0)
230			show();
231			else
232			show_attr(&cmd->args[0]);
233			return (CMD_CONT);
234			}
235
236			int
237			Xquit(cmd_t *cmd)
238			{
239			/* Nothing to do here */
240			return (CMD_SAVE);
241			}
242
243			int
244			Xexit(cmd_t *cmd)
245			{
246			/* Nothing to do here */
247			return (CMD_EXIT);
248			}
249
250			int
251			Xtimezone(cmd_t *cmd)
252			{
253			struct timezone *tz;
254			int num;
255			char *c;
256
257			ukc_mod_kernel = 1;
258			tz = (struct timezone *)adjust((caddr_t)(nl[TZ_TZ].n_value));
259
260			if (strlen(cmd->args) == 0) {
261			printf("timezone = %d, dst = %d\n",
262			tz->tz_minuteswest, tz->tz_dsttime);
263			} else {
264			if (number(cmd->args, &num) == 0) {
265			tz->tz_minuteswest = num;
266			c = cmd->args;
267			while ((c != '\0') && !isspace((unsigned char)c))
268			c++;
269			while (isspace((unsigned char)*c))
270			c++;
271			if (strlen(c) != 0 && number(c, &num) == 0)
272			tz->tz_dsttime = num;
273			printf("timezone = %d, dst = %d\n",
274			tz->tz_minuteswest, tz->tz_dsttime);
275			} else
276			printf("Unknown argument\n");
277			}
278			return (CMD_CONT);
279			}
280
281			void
282			int_variable_adjust(const cmd_t cmd, int idx, const char name)
283			{
284			int *v, num;
285
286			if (nl[idx].n_type != 0) {
287			ukc_mod_kernel = 1;
288
289			v = (int *)adjust((caddr_t)(nl[idx].n_value));
290
291			if (strlen(cmd->args) == 0) {
292			printf("%s = %d\n", name, *v);
293			} else {
294			if (number(cmd->args, &num) == 0) {
295			*v = num;
296			printf("%s = %d\n", name, *v);
297			} else
298			printf("Unknown argument\n");
299			}
300			} else
301			printf("This kernel does not support modification of %s.\n",
302			name);
303			}
304
305			int
306			Xbufcachepct(cmd_t *cmd)
307			{
308			int_variable_adjust(cmd, I_BUFCACHEPCT, "bufcachepercent");
309			return (CMD_CONT);
310			}
311
312			int
313			Xnkmempg(cmd_t *cmd)
314			{
315			int_variable_adjust(cmd, I_NKMEMPG, "nkmempages");
316			return (CMD_CONT);
317			}