894 lines
17 KiB
C
894 lines
17 KiB
C
/* $NetBSD: subr_userconf.c,v 1.10 2002/10/22 03:27:47 simonb Exp $ */
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/*
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* Copyright (c) 1996 Mats O Jansson <moj@stacken.kth.se>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by Mats O Jansson.
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* 4. The name of the author may not be used to endorse or promote
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* products derived from this software without specific prior written
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* permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
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* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* OpenBSD: subr_userconf.c,v 1.19 2000/01/08 23:23:37 d Exp
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*/
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#include <sys/cdefs.h>
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__KERNEL_RCSID(0, "$NetBSD: subr_userconf.c,v 1.10 2002/10/22 03:27:47 simonb Exp $");
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#include "opt_userconf.h"
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/device.h>
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#include <sys/malloc.h>
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#include <sys/time.h>
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#include <dev/cons.h>
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extern struct cfdata cfdata[];
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int userconf_base = 16; /* Base for "large" numbers */
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int userconf_maxdev = -1; /* # of used device slots */
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int userconf_totdev = -1; /* # of device slots */
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int userconf_maxlocnames = -1; /* # of locnames */
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int userconf_cnt = -1; /* Line counter for ... */
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int userconf_lines = 12; /* ... # of lines per page */
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int userconf_histlen = 0;
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int userconf_histcur = 0;
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char userconf_history[1024];
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int userconf_histsz = sizeof(userconf_history);
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char userconf_argbuf[40]; /* Additional input */
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char userconf_cmdbuf[40]; /* Command line */
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char userconf_histbuf[40];
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void userconf_init __P((void));
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int userconf_more __P((void));
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void userconf_modify __P((const char *, int*));
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void userconf_hist_cmd __P((char));
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void userconf_hist_int __P((int));
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void userconf_hist_eoc __P((void));
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void userconf_pnum __P((int));
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void userconf_pdevnam __P((short));
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void userconf_pdev __P((short));
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int userconf_number __P((char *, int *));
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int userconf_device __P((char *, int *, short *, short *));
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void userconf_change __P((int));
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void userconf_disable __P((int));
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void userconf_enable __P((int));
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void userconf_help __P((void));
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void userconf_list __P((void));
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void userconf_common_dev __P((char *, int, short, short, char));
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void userconf_add_read __P((char *, char, char *, int, int *));
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int userconf_parse __P((char *));
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static int getsn __P((char *, int));
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#define UC_CHANGE 'c'
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#define UC_DISABLE 'd'
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#define UC_ENABLE 'e'
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#define UC_FIND 'f'
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#define UC_SHOW 's'
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char *userconf_cmds[] = {
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"base", "b",
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"change", "c",
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"disable", "d",
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"enable", "e",
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"exit", "q",
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"find", "f",
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"help", "h",
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"list", "l",
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"lines", "L",
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"quit", "q",
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"?", "h",
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"", "",
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};
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void
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userconf_init()
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{
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int i;
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struct cfdata *cf;
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i = 0;
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for (cf = cfdata; cf->cf_name; cf++)
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i++;
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userconf_maxdev = i - 1;
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userconf_totdev = i - 1;
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}
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int
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userconf_more()
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{
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int quit = 0;
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char c = '\0';
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if (userconf_cnt != -1) {
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if (userconf_cnt == userconf_lines) {
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printf("-- more --");
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c = cngetc();
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userconf_cnt = 0;
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printf("\r \r");
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}
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userconf_cnt++;
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if (c == 'q' || c == 'Q')
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quit = 1;
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}
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return (quit);
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}
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void
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userconf_hist_cmd(cmd)
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char cmd;
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{
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userconf_histcur = userconf_histlen;
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if (userconf_histcur < userconf_histsz) {
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userconf_history[userconf_histcur] = cmd;
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userconf_histcur++;
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}
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}
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void
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userconf_hist_int(val)
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int val;
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{
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sprintf(userconf_histbuf," %d",val);
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if ((userconf_histcur + strlen(userconf_histbuf)) < userconf_histsz) {
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memcpy(&userconf_history[userconf_histcur],
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userconf_histbuf,
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strlen(userconf_histbuf));
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userconf_histcur = userconf_histcur + strlen(userconf_histbuf);
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}
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}
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void
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userconf_hist_eoc()
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{
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if (userconf_histcur < userconf_histsz) {
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userconf_history[userconf_histcur] = '\n';
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userconf_histcur++;
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userconf_histlen = userconf_histcur;
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}
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}
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void
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userconf_pnum(val)
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int val;
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{
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if (val > -2 && val < 16) {
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printf("%d",val);
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} else {
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switch (userconf_base) {
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case 8:
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printf("0%o",val);
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break;
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case 10:
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printf("%d",val);
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break;
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case 16:
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default:
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printf("0x%x",val);
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break;
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}
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}
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}
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void
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userconf_pdevnam(dev)
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short dev;
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{
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struct cfdata *cd;
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cd = &cfdata[dev];
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printf("%s", cd->cf_name);
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switch (cd->cf_fstate) {
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case FSTATE_NOTFOUND:
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case FSTATE_DNOTFOUND:
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printf("%d", cd->cf_unit);
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break;
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case FSTATE_FOUND:
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printf("*FOUND*");
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break;
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case FSTATE_STAR:
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case FSTATE_DSTAR:
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printf("*");
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break;
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default:
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printf("*UNKNOWN*");
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break;
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}
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}
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void
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userconf_pdev(devno)
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short devno;
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{
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struct cfdata *cd;
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const struct cfparent *cfp;
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int *l;
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const char * const *ln;
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if (devno > userconf_maxdev) {
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printf("Unknown devno (max is %d)\n", userconf_maxdev);
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return;
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}
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cd = &cfdata[devno];
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printf("[%3d] ", devno);
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userconf_pdevnam(devno);
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printf(" at");
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cfp = cd->cf_pspec;
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if (cfp == NULL)
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printf(" root");
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else if (cfp->cfp_parent != NULL && cfp->cfp_unit != -1)
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printf(" %s%d", cfp->cfp_parent, cfp->cfp_unit);
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else
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printf(" %s?", cfp->cfp_parent != NULL ? cfp->cfp_parent
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: cfp->cfp_iattr);
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switch (cd->cf_fstate) {
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case FSTATE_NOTFOUND:
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case FSTATE_FOUND:
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case FSTATE_STAR:
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break;
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case FSTATE_DNOTFOUND:
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case FSTATE_DSTAR:
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printf(" disable");
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break;
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default:
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printf(" ???");
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break;
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}
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l = cd->cf_loc;
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ln = cd->cf_locnames;
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while (ln && *ln) {
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printf(" %s ", *ln++);
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userconf_pnum(*l++);
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}
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printf("\n");
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}
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int
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userconf_number(c, val)
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char *c;
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int *val;
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{
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u_int num = 0;
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int neg = 0;
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int base = 10;
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if (*c == '-') {
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neg = 1;
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c++;
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}
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if (*c == '0') {
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base = 8;
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c++;
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if (*c == 'x' || *c == 'X') {
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base = 16;
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c++;
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}
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}
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while (*c != '\n' && *c != '\t' && *c != ' ' && *c != '\0') {
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u_char cc = *c;
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if (cc >= '0' && cc <= '9')
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cc = cc - '0';
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else if (cc >= 'a' && cc <= 'f')
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cc = cc - 'a' + 10;
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else if (cc >= 'A' && cc <= 'F')
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cc = cc - 'A' + 10;
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else
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return (-1);
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if (cc > base)
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return (-1);
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num = num * base + cc;
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c++;
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}
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if (neg && num > INT_MAX) /* overflow */
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return (1);
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*val = neg ? - num : num;
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return (0);
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}
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int
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userconf_device(cmd, len, unit, state)
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char *cmd;
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int *len;
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short *unit, *state;
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{
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short u = 0, s = FSTATE_FOUND;
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int l = 0;
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char *c;
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c = cmd;
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while (*c >= 'a' && *c <= 'z') {
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l++;
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c++;
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}
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if (*c == '*') {
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s = FSTATE_STAR;
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c++;
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} else {
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while (*c >= '0' && *c <= '9') {
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s = FSTATE_NOTFOUND;
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u = u*10 + *c - '0';
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c++;
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}
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}
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while (*c == ' ' || *c == '\t' || *c == '\n')
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c++;
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if (*c == '\0') {
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*len = l;
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*unit = u;
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*state = s;
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return(0);
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}
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return(-1);
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}
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void
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userconf_modify(item, val)
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const char *item;
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int *val;
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{
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int ok = 0;
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int a;
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char *c;
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while (!ok) {
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printf("%s [", item);
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userconf_pnum(*val);
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printf("] ? ");
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getsn(userconf_argbuf, sizeof(userconf_argbuf));
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c = userconf_argbuf;
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while (*c == ' ' || *c == '\t' || *c == '\n') c++;
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if (*c != '\0') {
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if (userconf_number(c, &a) == 0) {
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*val = a;
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ok = 1;
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} else {
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printf("Unknown argument\n");
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}
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} else {
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ok = 1;
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}
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}
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}
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void
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userconf_change(devno)
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int devno;
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{
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struct cfdata *cd;
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char c = '\0';
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int *l;
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int ln;
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const char * const *locnames;
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if (devno <= userconf_maxdev) {
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userconf_pdev(devno);
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while (c != 'y' && c != 'Y' && c != 'n' && c != 'N') {
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printf("change (y/n) ?");
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c = cngetc();
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printf("\n");
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}
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if (c == 'y' || c == 'Y') {
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/* XXX add cmd 'c' <devno> */
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userconf_hist_cmd('c');
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userconf_hist_int(devno);
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cd = &cfdata[devno];
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l = cd->cf_loc;
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locnames = cd->cf_locnames;
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ln = 0;
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while (locnames[ln])
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{
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userconf_modify(locnames[ln], l);
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/* XXX add *l */
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userconf_hist_int(*l);
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ln++;
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l++;
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}
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printf("[%3d] ", devno);
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userconf_pdevnam(devno);
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printf(" changed\n");
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userconf_pdev(devno);
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/* XXX add eoc */
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userconf_hist_eoc();
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}
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} else {
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printf("Unknown devno (max is %d)\n", userconf_maxdev);
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}
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}
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void
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userconf_disable(devno)
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int devno;
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{
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int done = 0;
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if (devno <= userconf_maxdev) {
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switch (cfdata[devno].cf_fstate) {
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case FSTATE_NOTFOUND:
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cfdata[devno].cf_fstate = FSTATE_DNOTFOUND;
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break;
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case FSTATE_STAR:
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cfdata[devno].cf_fstate = FSTATE_DSTAR;
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break;
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case FSTATE_DNOTFOUND:
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case FSTATE_DSTAR:
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done = 1;
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break;
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default:
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printf("Error unknown state\n");
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break;
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}
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printf("[%3d] ", devno);
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userconf_pdevnam(devno);
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if (done) {
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printf(" already");
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} else {
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/* XXX add cmd 'd' <devno> eoc */
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userconf_hist_cmd('d');
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userconf_hist_int(devno);
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userconf_hist_eoc();
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}
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printf(" disabled\n");
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} else {
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printf("Unknown devno (max is %d)\n", userconf_maxdev);
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}
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}
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void
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userconf_enable(devno)
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int devno;
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{
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int done = 0;
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if (devno <= userconf_maxdev) {
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switch (cfdata[devno].cf_fstate) {
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case FSTATE_DNOTFOUND:
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cfdata[devno].cf_fstate = FSTATE_NOTFOUND;
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break;
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case FSTATE_DSTAR:
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cfdata[devno].cf_fstate = FSTATE_STAR;
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break;
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case FSTATE_NOTFOUND:
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case FSTATE_STAR:
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done = 1;
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break;
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default:
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printf("Error unknown state\n");
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break;
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}
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printf("[%3d] ", devno);
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userconf_pdevnam(devno);
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if (done) {
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printf(" already");
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} else {
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/* XXX add cmd 'e' <devno> eoc */
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userconf_hist_cmd('d');
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userconf_hist_int(devno);
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userconf_hist_eoc();
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}
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printf(" enabled\n");
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} else {
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printf("Unknown devno (max is %d)\n", userconf_maxdev);
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}
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}
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void
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userconf_help()
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{
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int j = 0, k;
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printf("command args description\n");
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while (*userconf_cmds[j] != '\0') {
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printf(userconf_cmds[j]);
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k = strlen(userconf_cmds[j]);
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while (k < 10) {
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printf(" ");
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k++;
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}
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switch (*userconf_cmds[j+1]) {
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case 'L':
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printf("[count] number of lines before more");
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break;
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case 'b':
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printf("8|10|16 base on large numbers");
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break;
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case 'c':
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printf("devno|dev change devices");
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break;
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case 'd':
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printf("devno|dev disable devices");
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break;
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case 'e':
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printf("devno|dev enable devices");
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break;
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case 'f':
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printf("devno|dev find devices");
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break;
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case 'h':
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printf(" this message");
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break;
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case 'l':
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printf(" list configuration");
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break;
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case 'q':
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printf(" leave userconf");
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break;
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default:
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printf(" don't know");
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break;
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}
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printf("\n");
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j += 2;
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}
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}
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void
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userconf_list()
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{
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int i = 0;
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userconf_cnt = 0;
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while (cfdata[i].cf_name != NULL) {
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if (userconf_more())
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break;
|
|
userconf_pdev(i++);
|
|
}
|
|
|
|
userconf_cnt = -1;
|
|
}
|
|
|
|
void
|
|
userconf_common_dev(dev, len, unit, state, routine)
|
|
char *dev;
|
|
int len;
|
|
short unit, state;
|
|
char routine;
|
|
{
|
|
int i = 0;
|
|
|
|
switch (routine) {
|
|
case UC_CHANGE:
|
|
break;
|
|
default:
|
|
userconf_cnt = 0;
|
|
break;
|
|
}
|
|
|
|
while (cfdata[i].cf_name != NULL) {
|
|
if (strlen(cfdata[i].cf_name) == len) {
|
|
|
|
/*
|
|
* Ok, if device name is correct
|
|
* If state == FSTATE_FOUND, look for "dev"
|
|
* If state == FSTATE_STAR, look for "dev*"
|
|
* If state == FSTATE_NOTFOUND, look for "dev0"
|
|
*/
|
|
if (strncasecmp(dev, cfdata[i].cf_name,
|
|
len) == 0 &&
|
|
(state == FSTATE_FOUND ||
|
|
(state == FSTATE_STAR &&
|
|
(cfdata[i].cf_fstate == FSTATE_STAR ||
|
|
cfdata[i].cf_fstate == FSTATE_DSTAR)) ||
|
|
(state == FSTATE_NOTFOUND &&
|
|
cfdata[i].cf_unit == unit &&
|
|
(cfdata[i].cf_fstate == FSTATE_NOTFOUND ||
|
|
cfdata[i].cf_fstate == FSTATE_DNOTFOUND)))) {
|
|
if (userconf_more())
|
|
break;
|
|
switch (routine) {
|
|
case UC_CHANGE:
|
|
userconf_change(i);
|
|
break;
|
|
case UC_ENABLE:
|
|
userconf_enable(i);
|
|
break;
|
|
case UC_DISABLE:
|
|
userconf_disable(i);
|
|
break;
|
|
case UC_FIND:
|
|
userconf_pdev(i);
|
|
break;
|
|
default:
|
|
printf("Unknown routine /%c/\n",
|
|
routine);
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
i++;
|
|
}
|
|
|
|
switch (routine) {
|
|
case UC_CHANGE:
|
|
break;
|
|
default:
|
|
userconf_cnt = -1;
|
|
break;
|
|
}
|
|
}
|
|
|
|
void
|
|
userconf_add_read(prompt, field, dev, len, val)
|
|
char *prompt;
|
|
char field;
|
|
char *dev;
|
|
int len;
|
|
int *val;
|
|
{
|
|
int ok = 0;
|
|
int a;
|
|
char *c;
|
|
|
|
*val = -1;
|
|
|
|
while (!ok) {
|
|
printf("%s ? ", prompt);
|
|
|
|
getsn(userconf_argbuf, sizeof(userconf_argbuf));
|
|
|
|
c = userconf_argbuf;
|
|
while (*c == ' ' || *c == '\t' || *c == '\n') c++;
|
|
|
|
if (*c != '\0') {
|
|
if (userconf_number(c, &a) == 0) {
|
|
if (a > userconf_maxdev) {
|
|
printf("Unknown devno (max is %d)\n",
|
|
userconf_maxdev);
|
|
} else if (strncasecmp(dev,
|
|
cfdata[a].cf_name, len) != 0 &&
|
|
field == 'a') {
|
|
printf("Not same device type\n");
|
|
} else {
|
|
*val = a;
|
|
ok = 1;
|
|
}
|
|
} else if (*c == '?') {
|
|
userconf_common_dev(dev, len, 0,
|
|
FSTATE_FOUND, UC_FIND);
|
|
} else if (*c == 'q' || *c == 'Q') {
|
|
ok = 1;
|
|
} else {
|
|
printf("Unknown argument\n");
|
|
}
|
|
} else {
|
|
ok = 1;
|
|
}
|
|
}
|
|
}
|
|
|
|
int
|
|
userconf_parse(cmd)
|
|
char *cmd;
|
|
{
|
|
char *c, *v;
|
|
int i = 0, j = 0, k, a;
|
|
short unit, state;
|
|
|
|
c = cmd;
|
|
while (*c == ' ' || *c == '\t')
|
|
c++;
|
|
v = c;
|
|
while (*c != ' ' && *c != '\t' && *c != '\n' && *c != '\0') {
|
|
c++;
|
|
i++;
|
|
}
|
|
|
|
k = -1;
|
|
while (*userconf_cmds[j] != '\0') {
|
|
if (strlen(userconf_cmds[j]) == i) {
|
|
if (strncasecmp(v, userconf_cmds[j], i) == 0)
|
|
k = j;
|
|
}
|
|
j += 2;
|
|
}
|
|
|
|
while (*c == ' ' || *c == '\t' || *c == '\n')
|
|
c++;
|
|
|
|
if (k == -1) {
|
|
if (*v != '\n')
|
|
printf("Unknown command, try help\n");
|
|
} else {
|
|
switch (*userconf_cmds[k+1]) {
|
|
case 'L':
|
|
if (*c == '\0')
|
|
printf("Argument expected\n");
|
|
else if (userconf_number(c, &a) == 0)
|
|
userconf_lines = a;
|
|
else
|
|
printf("Unknown argument\n");
|
|
break;
|
|
case 'b':
|
|
if (*c == '\0')
|
|
printf("8|10|16 expected\n");
|
|
else if (userconf_number(c, &a) == 0) {
|
|
if (a == 8 || a == 10 || a == 16) {
|
|
userconf_base = a;
|
|
} else {
|
|
printf("8|10|16 expected\n");
|
|
}
|
|
} else
|
|
printf("Unknown argument\n");
|
|
break;
|
|
case 'c':
|
|
if (*c == '\0')
|
|
printf("DevNo or Dev expected\n");
|
|
else if (userconf_number(c, &a) == 0)
|
|
userconf_change(a);
|
|
else if (userconf_device(c, &a, &unit, &state) == 0)
|
|
userconf_common_dev(c, a, unit, state, UC_CHANGE);
|
|
else
|
|
printf("Unknown argument\n");
|
|
break;
|
|
case 'd':
|
|
if (*c == '\0')
|
|
printf("Attr, DevNo or Dev expected\n");
|
|
else if (userconf_number(c, &a) == 0)
|
|
userconf_disable(a);
|
|
else if (userconf_device(c, &a, &unit, &state) == 0)
|
|
userconf_common_dev(c, a, unit, state, UC_DISABLE);
|
|
else
|
|
printf("Unknown argument\n");
|
|
break;
|
|
case 'e':
|
|
if (*c == '\0')
|
|
printf("Attr, DevNo or Dev expected\n");
|
|
else if (userconf_number(c, &a) == 0)
|
|
userconf_enable(a);
|
|
else if (userconf_device(c, &a, &unit, &state) == 0)
|
|
userconf_common_dev(c, a, unit, state, UC_ENABLE);
|
|
else
|
|
printf("Unknown argument\n");
|
|
break;
|
|
case 'f':
|
|
if (*c == '\0')
|
|
printf("DevNo or Dev expected\n");
|
|
else if (userconf_number(c, &a) == 0)
|
|
userconf_pdev(a);
|
|
else if (userconf_device(c, &a, &unit, &state) == 0)
|
|
userconf_common_dev(c, a, unit, state, UC_FIND);
|
|
else
|
|
printf("Unknown argument\n");
|
|
break;
|
|
case 'h':
|
|
userconf_help();
|
|
break;
|
|
case 'l':
|
|
if (*c == '\0')
|
|
userconf_list();
|
|
else
|
|
printf("Unknown argument\n");
|
|
break;
|
|
case 'q':
|
|
/* XXX add cmd 'q' eoc */
|
|
userconf_hist_cmd('q');
|
|
userconf_hist_eoc();
|
|
return(-1);
|
|
case 's':
|
|
default:
|
|
printf("Unknown command\n");
|
|
break;
|
|
}
|
|
}
|
|
return(0);
|
|
}
|
|
|
|
extern void user_config __P((void));
|
|
|
|
void
|
|
user_config()
|
|
{
|
|
char prompt[] = "uc> ";
|
|
|
|
userconf_init();
|
|
printf("userconf: configure system autoconfiguration:\n");
|
|
|
|
while (1) {
|
|
printf(prompt);
|
|
if (getsn(userconf_cmdbuf, sizeof(userconf_cmdbuf)) > 0 &&
|
|
userconf_parse(userconf_cmdbuf))
|
|
break;
|
|
}
|
|
printf("Continuing...\n");
|
|
}
|
|
|
|
/*
|
|
* XXX shouldn't this be a common function?
|
|
*/
|
|
static int
|
|
getsn(cp, size)
|
|
char *cp;
|
|
int size;
|
|
{
|
|
char *lp;
|
|
int c, len;
|
|
|
|
cnpollc(1);
|
|
|
|
lp = cp;
|
|
len = 0;
|
|
for (;;) {
|
|
c = cngetc();
|
|
switch (c) {
|
|
case '\n':
|
|
case '\r':
|
|
printf("\n");
|
|
*lp++ = '\0';
|
|
cnpollc(0);
|
|
return (len);
|
|
case '\b':
|
|
case '\177':
|
|
case '#':
|
|
if (len) {
|
|
--len;
|
|
--lp;
|
|
printf("\b \b");
|
|
}
|
|
continue;
|
|
case '@':
|
|
case 'u'&037:
|
|
len = 0;
|
|
lp = cp;
|
|
printf("\n");
|
|
continue;
|
|
default:
|
|
if (len + 1 >= size || c < ' ') {
|
|
printf("\007");
|
|
continue;
|
|
}
|
|
printf("%c", c);
|
|
++len;
|
|
*lp++ = c;
|
|
}
|
|
}
|
|
}
|