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
main(int argc,char ** argv)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
usage(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