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      1 /*	$NetBSD: main.c,v 1.7 2008/04/28 20:24:17 martin 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  *
     19  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     20  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     21  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     22  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     23  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     24  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     25  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     27  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     28  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     29  * POSSIBILITY OF SUCH DAMAGE.
     30  */
     31 
     32 #ifndef lint
     33 #include <sys/cdefs.h>
     34 __RCSID("$NetBSD: main.c,v 1.7 2008/04/28 20:24:17 martin Exp $");
     35 #endif /* not lint */
     36 
     37 #include <sys/types.h>
     38 #include <sys/ioctl.h>
     39 #include <sys/queue.h>
     40 
     41 #include <dev/ic/mlxreg.h>
     42 #include <dev/ic/mlxio.h>
     43 
     44 #include <err.h>
     45 #include <fcntl.h>
     46 #include <stdio.h>
     47 #include <stdlib.h>
     48 #include <string.h>
     49 #include <unistd.h>
     50 
     51 #include "extern.h"
     52 
     53 const char	*mlxname;
     54 const char	*memf;
     55 const char	*nlistf;
     56 struct	mlx_cinfo ci;
     57 int	mlxfd = -1;
     58 int	verbosity;
     59 
     60 struct cmd {
     61 	const char	*label;
     62 	int	flags;
     63 	int	(*func)(char **);
     64 };
     65 #define	CMD_DISKS	0x01
     66 #define	CMD_NOARGS	0x02
     67 
     68 static const struct cmd cmdtab[] = {
     69 	{ "check",	CMD_DISKS,	cmd_check },
     70 	{ "config",	CMD_NOARGS,	cmd_config },
     71 	{ "cstatus",	CMD_NOARGS,	cmd_cstatus },
     72 	{ "detach",	CMD_DISKS,	cmd_detach },
     73 	{ "rebuild",	0,		cmd_rebuild },
     74 	{ "rescan",	CMD_NOARGS,	cmd_rescan },
     75 	{ "status",	CMD_DISKS,	cmd_status },
     76 };
     77 
     78 int
     79 main(int argc, char **argv)
     80 {
     81 	const struct cmd *cmd, *maxcmd;
     82 	const char *cmdname, *dv;
     83 	int ch, i, rv, all;
     84 
     85 	all = 0;
     86 	dv = "/dev/mlx0";
     87 	mlx_disk_init();
     88 
     89 	while ((ch = getopt(argc, argv, "af:v")) != -1) {
     90 		switch (ch) {
     91 		case 'a':
     92 			all = 1;
     93 			break;
     94 
     95 		case 'f':
     96 			dv = optarg;
     97 			break;
     98 
     99 		case 'v':
    100 			verbosity++;
    101 			break;
    102 
    103 		default:
    104 			usage();
    105 			/* NOTREACHED */
    106 		}
    107 	}
    108 
    109 	if ((cmdname = argv[optind++]) == NULL)
    110 		usage();
    111 
    112 	for (i = 0; dv[i] != '\0'; i++)
    113 		if (dv[i] == '/')
    114 			mlxname = &dv[i + 1];
    115 
    116 	if ((mlxfd = open(dv, O_RDWR)) < 0)
    117 		err(EXIT_FAILURE, "%s", dv);
    118 
    119 	cmd = &cmdtab[0];
    120 	maxcmd = &cmdtab[sizeof(cmdtab) / sizeof(cmdtab[0])];
    121 	while (cmd < maxcmd) {
    122 		if (strcmp(cmdname, cmd->label) == 0)
    123 			break;
    124 		cmd++;
    125 	}
    126 	if (cmd == maxcmd)
    127 		usage();
    128 
    129 	if (ioctl(mlxfd, MLX_GET_CINFO, &ci))
    130 		err(EXIT_FAILURE, "ioctl(MLX_GET_CINFO)");
    131 
    132 	if ((cmd->flags & CMD_DISKS) != 0) {
    133 		if (all)
    134 			mlx_disk_add_all();
    135 
    136 		while (argv[optind] != NULL)
    137 			mlx_disk_add(argv[optind++]);
    138 		if (mlx_disk_empty())
    139 			errx(EXIT_FAILURE,
    140 			    "no logical drives attached to this controller");
    141 	} else if ((cmd->flags & CMD_NOARGS) != 0)
    142 		if (argv[optind] != NULL)
    143 			usage();
    144 
    145 	rv = (*cmd->func)(&argv[optind]);
    146 	close(mlxfd);
    147 	exit(rv);
    148 	/* NOTREACHED */
    149 }
    150 
    151 void
    152 usage(void)
    153 {
    154 
    155 	(void)fprintf(stderr, "usage: %s [-f dev] [-av] command [...]\n",
    156 	    getprogname());
    157 	exit(EXIT_FAILURE);
    158 	/* NOTREACHED */
    159 }
    160