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main.c revision 1.4 
      1 /*	$NetBSD: main.c,v 1.4 2002/04/07 20:02:18 ad Exp $	*/
      2 
      3 /*-
      4  * Copyright (c) 2001, 2002 The NetBSD Foundation, Inc.
      5  * All rights reserved.
      6  *
      7  * This code is derived from software contributed to The NetBSD Foundation
      8  * by Andrew Doran.
      9  *
     10  * Redistribution and use in source and binary forms, with or without
     11  * modification, are permitted provided that the following conditions
     12  * are met:
     13  * 1. Redistributions of source code must retain the above copyright
     14  *    notice, this list of conditions and the following disclaimer.
     15  * 2. Redistributions in binary form must reproduce the above copyright
     16  *    notice, this list of conditions and the following disclaimer in the
     17  *    documentation and/or other materials provided with the distribution.
     18  * 3. All advertising materials mentioning features or use of this software
     19  *    must display the following acknowledgement:
     20  *        This product includes software developed by the NetBSD
     21  *        Foundation, Inc. and its contributors.
     22  * 4. Neither the name of The NetBSD Foundation nor the names of its
     23  *    contributors may be used to endorse or promote products derived
     24  *    from this software without specific prior written permission.
     25  *
     26  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     27  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     28  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     29  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     30  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     31  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     32  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     33  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     34  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     35  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     36  * POSSIBILITY OF SUCH DAMAGE.
     37  */
     38 
     39 #ifndef lint
     40 #include <sys/cdefs.h>
     41 __RCSID("$NetBSD: main.c,v 1.4 2002/04/07 20:02:18 ad Exp $");
     42 #endif /* not lint */
     43 
     44 #include <sys/types.h>
     45 #include <sys/ioctl.h>
     46 #include <sys/queue.h>
     47 
     48 #include <dev/ic/mlxreg.h>
     49 #include <dev/ic/mlxio.h>
     50 
     51 #include <err.h>
     52 #include <fcntl.h>
     53 #include <stdio.h>
     54 #include <stdlib.h>
     55 #include <string.h>
     56 #include <ctype.h>
     57 #include <unistd.h>
     58 
     59 #include "extern.h"
     60 
     61 const char	*mlxname;
     62 const char	*memf;
     63 const char	*nlistf;
     64 int	mlxfd = -1;
     65 int	verbosity;
     66 
     67 struct cmd {
     68 	const char	*label;
     69 	int	flags;
     70 	int	(*func)(char **);
     71 };
     72 #define	CMD_DISKS	0x01
     73 #define	CMD_NOARGS	0x02
     74 
     75 static const struct cmd cmdtab[] = {
     76 	{ "check",	CMD_DISKS,	cmd_check },
     77 	{ "config",	CMD_NOARGS,	cmd_config },
     78 	{ "cstatus",	CMD_NOARGS,	cmd_cstatus },
     79 	{ "detach",	CMD_DISKS,	cmd_detach },
     80 	{ "rebuild",	0,		cmd_rebuild },
     81 	{ "rescan",	CMD_NOARGS,	cmd_rescan },
     82 	{ "status",	CMD_DISKS,	cmd_status },
     83 };
     84 
     85 int
     86 main(int argc, char **argv)
     87 {
     88 	const struct cmd *cmd, *maxcmd;
     89 	const char *cmdname, *dv;
     90 	int ch, i, rv, all;
     91 
     92 	all = 0;
     93 	dv = "/dev/mlx0";
     94 	mlx_disk_init();
     95 
     96 	while ((ch = getopt(argc, argv, "af:v")) != -1) {
     97 		switch (ch) {
     98 		case 'a':
     99 			all = 1;
    100 			break;
    101 
    102 		case 'f':
    103 			dv = optarg;
    104 			break;
    105 
    106 		case 'v':
    107 			verbosity++;
    108 			break;
    109 
    110 		default:
    111 			usage();
    112 			/* NOTREACHED */
    113 		}
    114 	}
    115 
    116 	if ((cmdname = argv[optind++]) == NULL)
    117 		usage();
    118 
    119 	for (i = 0; dv[i] != '\0'; i++)
    120 		if (dv[i] == '/')
    121 			mlxname = &dv[i + 1];
    122 
    123 	if ((mlxfd = open(dv, O_RDWR)) < 0)
    124 		err(EXIT_FAILURE, "%s", dv);
    125 
    126 	cmd = &cmdtab[0];
    127 	maxcmd = &cmdtab[sizeof(cmdtab) / sizeof(cmdtab[0])];
    128 	while (cmd < maxcmd) {
    129 		if (strcmp(cmdname, cmd->label) == 0)
    130 			break;
    131 		cmd++;
    132 	}
    133 	if (cmd == maxcmd)
    134 		usage();
    135 
    136 	if ((cmd->flags & CMD_DISKS) != 0) {
    137 		if (all)
    138 			mlx_disk_add_all();
    139 
    140 		while (argv[optind] != NULL)
    141 			mlx_disk_add(argv[optind++]);
    142 		if (mlx_disk_empty())
    143 			errx(EXIT_FAILURE,
    144 			    "no logical drives attached to this controller");
    145 	} else if ((cmd->flags & CMD_NOARGS) != 0)
    146 		if (argv[optind] != NULL)
    147 			usage();
    148 
    149 	rv = (*cmd->func)(&argv[optind]);
    150 	close(mlxfd);
    151 	exit(rv);
    152 	/* NOTREACHED */
    153 }
    154 
    155 void
    156 usage(void)
    157 {
    158 
    159 	(void)fprintf(stderr, "usage: %s [-f dev] [-av] command [...]\n",
    160 	    getprogname());
    161 	exit(EXIT_FAILURE);
    162 	/* NOTREACHED */
    163 }
    164