xref: /freebsd/share/examples/ses/srcs/getencstat.c (revision af23369a6deaaeb612ab266eb88b8bb8d560c322)
1 /* $FreeBSD$ */
2 /*
3  * Copyright (c) 2000 by Matthew Jacob
4  * All rights reserved.
5  *
6  * Redistribution and use in source and binary forms, with or without
7  * modification, are permitted provided that the following conditions
8  * are met:
9  * 1. Redistributions of source code must retain the above copyright
10  *    notice, this list of conditions, and the following disclaimer,
11  *    without modification, immediately at the beginning of the file.
12  * 2. The name of the author may not be used to endorse or promote products
13  *    derived from this software without specific prior written permission.
14  *
15  * Alternatively, this software may be distributed under the terms of the
16  * the GNU Public License ("GPL").
17  *
18  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
19  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21  * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR
22  * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
23  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
24  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
25  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
26  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
27  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
28  * SUCH DAMAGE.
29  *
30  * Matthew Jacob
31  * Feral Software
32  * mjacob@feral.com
33  */
34 
35 #include <unistd.h>
36 #include <stddef.h>
37 #include <stdint.h>
38 #include <stdlib.h>
39 #include <stdio.h>
40 #include <string.h>
41 #include <sys/ioctl.h>
42 #include <fcntl.h>
43 #include <cam/scsi/scsi_all.h>
44 #include <cam/scsi/scsi_enc.h>
45 
46 #include "eltsub.h"
47 
48 int
49 main(int a, char **v)
50 {
51 	encioc_string_t stri;
52 	encioc_element_t *objp;
53 	encioc_elm_status_t ob;
54 	encioc_elm_desc_t objd;
55 	encioc_elm_devnames_t objdn;
56 	int fd, nobj, f, i, verbose, quiet, errors;
57 	u_char estat;
58 	char str[32];
59 
60 	if (a < 2) {
61 		fprintf(stderr, "usage: %s [ -v ] device [ device ... ]\n", *v);
62 		return (1);
63 	}
64 	errors = quiet = verbose = 0;
65 	if (strcmp(v[1], "-V") == 0) {
66 		verbose = 2;
67 		v++;
68 	} else if (strcmp(v[1], "-v") == 0) {
69 		verbose = 1;
70 		v++;
71 	} else if (strcmp(v[1], "-q") == 0) {
72 		quiet = 1;
73 		verbose = 0;
74 		v++;
75 	}
76 	while (*++v) {
77 
78 		fd = open(*v, O_RDONLY);
79 		if (fd < 0) {
80 			perror(*v);
81 			continue;
82 		}
83 		if (verbose > 1) {
84 			stri.bufsiz = sizeof(str);
85 			stri.buf = &str[0];
86 			if (ioctl(fd, ENCIOC_GETENCNAME, (caddr_t) &stri) == 0)
87 				printf("%s: Enclosure Name: %s\n", *v, stri.buf);
88 			stri.bufsiz = sizeof(str);
89 			stri.buf = &str[0];
90 			if (ioctl(fd, ENCIOC_GETENCID, (caddr_t) &stri) == 0)
91 				printf("%s: Enclosure ID: %s\n", *v, stri.buf);
92 		}
93 		if (ioctl(fd, ENCIOC_GETNELM, (caddr_t) &nobj) < 0) {
94 			perror("ENCIOC_GETNELM");
95 			(void) close(fd);
96 			continue;
97 		}
98 		if (ioctl(fd, ENCIOC_GETENCSTAT, (caddr_t) &estat) < 0) {
99 			perror("ENCIOC_GETENCSTAT");
100 			(void) close(fd);
101 			continue;
102 		}
103 		if ((verbose == 0 || quiet == 1) && estat == 0) {
104 			if (quiet == 0)
105 				fprintf(stdout, "%s: Enclosure OK\n", *v);
106 			(void) close(fd);
107 			continue;
108 		}
109 		fprintf(stdout, "%s: Enclosure Status ", *v);
110 		if (estat == 0) {
111 			fprintf(stdout, "<OK");
112 		} else {
113 			errors++;
114 			f = '<';
115 			if (estat & SES_ENCSTAT_INFO) {
116 				fprintf(stdout, "%cINFO", f);
117 				f = ',';
118 			}
119 			if (estat & SES_ENCSTAT_NONCRITICAL) {
120 				fprintf(stdout, "%cNONCRITICAL", f);
121 				f = ',';
122 			}
123 			if (estat & SES_ENCSTAT_CRITICAL) {
124 				fprintf(stdout, "%cCRITICAL", f);
125 				f = ',';
126 			}
127 			if (estat & SES_ENCSTAT_UNRECOV) {
128 				fprintf(stdout, "%cUNRECOV", f);
129 				f = ',';
130 			}
131 		}
132 		fprintf(stdout, ">\n");
133 		objp = calloc(nobj, sizeof (encioc_element_t));
134 		if (objp == NULL) {
135 			perror("calloc");
136 			(void) close(fd);
137 			continue;
138 		}
139                 if (ioctl(fd, ENCIOC_GETELMMAP, (caddr_t) objp) < 0) {
140                         perror("ENCIOC_GETELMMAP");
141                         (void) close(fd);
142                         continue;
143                 }
144 		for (i = 0; i < nobj; i++) {
145 			ob.elm_idx = objp[i].elm_idx;
146 			if (ioctl(fd, ENCIOC_GETELMSTAT, (caddr_t) &ob) < 0) {
147 				perror("ENCIOC_GETELMSTAT");
148 				(void) close(fd);
149 				break;
150 			}
151 			bzero(&objd, sizeof(objd));
152 			objd.elm_idx = objp[i].elm_idx;
153 			objd.elm_desc_len = UINT16_MAX;
154 			objd.elm_desc_str = calloc(UINT16_MAX, sizeof(char));
155 			if (objd.elm_desc_str == NULL) {
156 				perror("calloc");
157 				(void) close(fd);
158 				continue;
159 			}
160 			if (ioctl(fd, ENCIOC_GETELMDESC, (caddr_t)&objd) < 0) {
161 				perror("ENCIOC_GETELMDESC");
162 				(void) close(fd);
163 				break;
164 			}
165 			bzero(&objdn, sizeof(objdn));
166 			objdn.elm_idx = objp[i].elm_idx;
167 			objdn.elm_names_size = 128;
168 			objdn.elm_devnames = calloc(128, sizeof(char));
169 			if (objdn.elm_devnames == NULL) {
170 				perror("calloc");
171 				(void) close(fd);
172 				break;
173 			}
174 			/*
175 			 * This ioctl isn't critical and has a good chance
176 			 * of returning -1.
177 			 */
178 			(void)ioctl(fd, ENCIOC_GETELMDEVNAMES, (caddr_t)&objdn);
179 			fprintf(stdout, "Element 0x%x: %s", ob.elm_idx,
180 			    geteltnm(objp[i].elm_type));
181 			fprintf(stdout, ", %s",
182 			    stat2ascii(objp[i].elm_type, ob.cstat));
183 			if (objd.elm_desc_len > 0)
184 				fprintf(stdout, ", descriptor: '%s'",
185 				    objd.elm_desc_str);
186 			if (objdn.elm_names_len > 0)
187 				fprintf(stdout, ", dev: '%s'",
188 				    objdn.elm_devnames);
189 			fprintf(stdout, "\n");
190 			free(objdn.elm_devnames);
191 		}
192 		free(objp);
193 		(void) close(fd);
194 	}
195 	return (errors);
196 }
197