xref: /freebsd/share/examples/ses/srcs/getencstat.c (revision 2a63c3be158216222d89a073dcbd6a72ee4aab5a)
1 /*
2  * Copyright (c) 2000 by Matthew Jacob
3  * All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
7  * are met:
8  * 1. Redistributions of source code must retain the above copyright
9  *    notice, this list of conditions, and the following disclaimer,
10  *    without modification, immediately at the beginning of the file.
11  * 2. The name of the author may not be used to endorse or promote products
12  *    derived from this software without specific prior written permission.
13  *
14  * Alternatively, this software may be distributed under the terms of the
15  * the GNU Public License ("GPL").
16  *
17  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
18  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20  * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR
21  * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27  * SUCH DAMAGE.
28  *
29  * Matthew Jacob
30  * Feral Software
31  * mjacob@feral.com
32  */
33 
34 #include <unistd.h>
35 #include <stddef.h>
36 #include <stdint.h>
37 #include <stdlib.h>
38 #include <stdio.h>
39 #include <string.h>
40 #include <sys/ioctl.h>
41 #include <fcntl.h>
42 #include <cam/scsi/scsi_all.h>
43 #include <cam/scsi/scsi_enc.h>
44 
45 #include "eltsub.h"
46 
47 int
main(int a,char ** v)48 main(int a, char **v)
49 {
50 	encioc_string_t stri;
51 	encioc_element_t *objp;
52 	encioc_elm_status_t ob;
53 	encioc_elm_desc_t objd;
54 	encioc_elm_devnames_t objdn;
55 	int fd, nobj, f, i, verbose, quiet, errors;
56 	u_char estat;
57 	char str[32];
58 
59 	if (a < 2) {
60 		fprintf(stderr, "usage: %s [ -v ] device [ device ... ]\n", *v);
61 		return (1);
62 	}
63 	errors = quiet = verbose = 0;
64 	if (strcmp(v[1], "-V") == 0) {
65 		verbose = 2;
66 		v++;
67 	} else if (strcmp(v[1], "-v") == 0) {
68 		verbose = 1;
69 		v++;
70 	} else if (strcmp(v[1], "-q") == 0) {
71 		quiet = 1;
72 		verbose = 0;
73 		v++;
74 	}
75 	while (*++v) {
76 
77 		fd = open(*v, O_RDONLY);
78 		if (fd < 0) {
79 			perror(*v);
80 			continue;
81 		}
82 		if (verbose > 1) {
83 			stri.bufsiz = sizeof(str);
84 			stri.buf = &str[0];
85 			if (ioctl(fd, ENCIOC_GETENCNAME, (caddr_t) &stri) == 0)
86 				printf("%s: Enclosure Name: %s\n", *v, stri.buf);
87 			stri.bufsiz = sizeof(str);
88 			stri.buf = &str[0];
89 			if (ioctl(fd, ENCIOC_GETENCID, (caddr_t) &stri) == 0)
90 				printf("%s: Enclosure ID: %s\n", *v, stri.buf);
91 		}
92 		if (ioctl(fd, ENCIOC_GETNELM, (caddr_t) &nobj) < 0) {
93 			perror("ENCIOC_GETNELM");
94 			(void) close(fd);
95 			continue;
96 		}
97 		if (ioctl(fd, ENCIOC_GETENCSTAT, (caddr_t) &estat) < 0) {
98 			perror("ENCIOC_GETENCSTAT");
99 			(void) close(fd);
100 			continue;
101 		}
102 		if ((verbose == 0 || quiet == 1) && estat == 0) {
103 			if (quiet == 0)
104 				fprintf(stdout, "%s: Enclosure OK\n", *v);
105 			(void) close(fd);
106 			continue;
107 		}
108 		fprintf(stdout, "%s: Enclosure Status ", *v);
109 		if (estat == 0) {
110 			fprintf(stdout, "<OK");
111 		} else {
112 			errors++;
113 			f = '<';
114 			if (estat & SES_ENCSTAT_INFO) {
115 				fprintf(stdout, "%cINFO", f);
116 				f = ',';
117 			}
118 			if (estat & SES_ENCSTAT_NONCRITICAL) {
119 				fprintf(stdout, "%cNONCRITICAL", f);
120 				f = ',';
121 			}
122 			if (estat & SES_ENCSTAT_CRITICAL) {
123 				fprintf(stdout, "%cCRITICAL", f);
124 				f = ',';
125 			}
126 			if (estat & SES_ENCSTAT_UNRECOV) {
127 				fprintf(stdout, "%cUNRECOV", f);
128 				f = ',';
129 			}
130 		}
131 		fprintf(stdout, ">\n");
132 		objp = calloc(nobj, sizeof (encioc_element_t));
133 		if (objp == NULL) {
134 			perror("calloc");
135 			(void) close(fd);
136 			continue;
137 		}
138                 if (ioctl(fd, ENCIOC_GETELMMAP, (caddr_t) objp) < 0) {
139                         perror("ENCIOC_GETELMMAP");
140                         (void) close(fd);
141                         continue;
142                 }
143 		for (i = 0; i < nobj; i++) {
144 			ob.elm_idx = objp[i].elm_idx;
145 			if (ioctl(fd, ENCIOC_GETELMSTAT, (caddr_t) &ob) < 0) {
146 				perror("ENCIOC_GETELMSTAT");
147 				(void) close(fd);
148 				break;
149 			}
150 			bzero(&objd, sizeof(objd));
151 			objd.elm_idx = objp[i].elm_idx;
152 			objd.elm_desc_len = UINT16_MAX;
153 			objd.elm_desc_str = calloc(UINT16_MAX, sizeof(char));
154 			if (objd.elm_desc_str == NULL) {
155 				perror("calloc");
156 				(void) close(fd);
157 				continue;
158 			}
159 			if (ioctl(fd, ENCIOC_GETELMDESC, (caddr_t)&objd) < 0) {
160 				perror("ENCIOC_GETELMDESC");
161 				(void) close(fd);
162 				break;
163 			}
164 			bzero(&objdn, sizeof(objdn));
165 			objdn.elm_idx = objp[i].elm_idx;
166 			objdn.elm_names_size = 128;
167 			objdn.elm_devnames = calloc(128, sizeof(char));
168 			if (objdn.elm_devnames == NULL) {
169 				perror("calloc");
170 				(void) close(fd);
171 				break;
172 			}
173 			/*
174 			 * This ioctl isn't critical and has a good chance
175 			 * of returning -1.
176 			 */
177 			(void)ioctl(fd, ENCIOC_GETELMDEVNAMES, (caddr_t)&objdn);
178 			fprintf(stdout, "Element 0x%x: %s", ob.elm_idx,
179 			    geteltnm(objp[i].elm_type));
180 			fprintf(stdout, ", %s",
181 			    stat2ascii(objp[i].elm_type, ob.cstat));
182 			if (objd.elm_desc_len > 0)
183 				fprintf(stdout, ", descriptor: '%s'",
184 				    objd.elm_desc_str);
185 			if (objdn.elm_names_len > 0)
186 				fprintf(stdout, ", dev: '%s'",
187 				    objdn.elm_devnames);
188 			fprintf(stdout, "\n");
189 			free(objdn.elm_devnames);
190 		}
191 		free(objp);
192 		(void) close(fd);
193 	}
194 	return (errors);
195 }
196