Return to cmd.c CVS log

Up to [local] / src / usr.sbin / config

Add support for pseudo devices. This is done by adding more information
in ioconf.c. The only thing that can be done with pseudo devices is
changing the number of created units. -moj ok deraadt@

/*	$OpenBSD: cmd.c,v 1.5 2001/02/04 20:42:12 maja 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.
 * 3. All advertising materials mentioning features or use of this software
 *    must display the following acknowledgement:
 *	This product includes software developed by Mats O Jansson.
 * 4. The name of the author may not be used to endorse or promote products
 *    derived from this software without specific prior written permission.
 *
 * 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.
 */

#ifndef LINT
static char rcsid[] = "$OpenBSD: cmd.c,v 1.5 2001/02/04 20:42:12 maja Exp $";
#endif

#include <sys/types.h>
#include <sys/device.h>
#include <sys/time.h>
#include <ctype.h>
#include <stdio.h>
#include <limits.h>
#include <nlist.h>
#include <string.h>
#include "misc.h"
#define	CMD_NOEXTERN
#include "cmd.h"
#include "ukc.h"
#include "exec.h"

extern int ukc_mod_kernel;

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

int
Xhelp(cmd)
	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%s\t%s\t%s\n", cmd_table[i].cmd,
		       cmd_table[i].opt, cmd_table[i].help);
	return (CMD_CONT);
}

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

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

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

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

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

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

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

	return (CMD_CONT);
}

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

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

int
Xtimezone(cmd)
	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(*c))
				c++;
			while ((*c != '\0') && isspace(*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);
}