1 /*
2 * CDDL HEADER START
3 *
4 * The contents of this file are subject to the terms of the
5 * Common Development and Distribution License (the "License").
6 * You may not use this file except in compliance with the License.
7 *
8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9 * or http://www.opensolaris.org/os/licensing.
10 * See the License for the specific language governing permissions
11 * and limitations under the License.
12 *
13 * When distributing Covered Code, include this CDDL HEADER in each
14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15 * If applicable, add the following below this CDDL HEADER, with the
16 * fields enclosed by brackets "[]" replaced with your own identifying
17 * information: Portions Copyright [yyyy] [name of copyright owner]
18 *
19 * CDDL HEADER END
20 */
21
22 /*
23 * Copyright 2009 Sun Microsystems, Inc. All rights reserved.
24 * Use is subject to license terms.
25 */
26
27 /* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */
28 /* All Rights Reserved */
29
30
31
32 #include <stdio.h>
33 #include <string.h>
34 #include <stdlib.h>
35 #include <unistd.h>
36 #include "pkgdev.h"
37 #include "pkglib.h"
38
39 extern char *devattr(char *device, char *attribute); /* libadm.a */
40
41 int
devtype(char * alias,struct pkgdev * devp)42 devtype(char *alias, struct pkgdev *devp)
43 {
44 char *name;
45 devp->mntflg = 0;
46 devp->name = alias;
47 devp->dirname = devp->pathname = devp->mount = NULL;
48 devp->fstyp = devp->cdevice = devp->bdevice = devp->norewind = NULL;
49 devp->rdonly = 0;
50 devp->capacity = 0;
51
52 /* see if alias represents an existing file */
53 if (alias[0] == '/') {
54 if (!isdir(alias)) {
55 devp->dirname = devp->name;
56 return (0);
57 }
58 }
59
60 /* see if alias represents a mountable device (e.g., a floppy) */
61 if ((devp->mount = devattr(alias, "mountpt")) != NULL &&
62 devp->mount[0] != '\0') {
63 devp->bdevice = devattr(alias, "bdevice");
64 if (!devp->bdevice || !devp->bdevice[0]) {
65 if (devp->bdevice) {
66 free(devp->bdevice);
67 devp->bdevice = NULL;
68 }
69 return (-1);
70 }
71 devp->dirname = devp->mount;
72 } else if (devp->mount) {
73 free(devp->mount);
74 devp->mount = NULL;
75 }
76
77 devp->cdevice = devattr(alias, "cdevice");
78 if (devp->cdevice && devp->cdevice[0]) {
79 /* check for capacity */
80 if (name = devattr(alias, "capacity")) {
81 if (name[0])
82 devp->capacity = atoll(name);
83 free(name);
84 }
85 /* check for norewind device */
86 devp->norewind = devattr(alias, "norewind");
87 if (devp->norewind && !devp->norewind[0]) {
88 free(devp->norewind);
89 devp->norewind = NULL;
90 }
91
92 /* mountable devices will always have associated raw device */
93 return (0);
94 }
95 if (devp->cdevice) {
96 free(devp->cdevice);
97 devp->cdevice = NULL;
98 }
99 /*
100 * if it is not a raw device, it must be a directory or a regular file
101 */
102 name = devattr(alias, "pathname");
103 if (!name || !name[0]) {
104 /* Assume a regular file */
105 if (name)
106 free(name);
107 devp->pathname = alias;
108 return (0);
109 }
110 if (!isdir(name))
111 devp->dirname = name;
112 else
113 devp->pathname = name;
114 return (0);
115 }
116