external/cddl/osnet/lib/libzfs/deviceid.c

   1 /*      $NetBSD: deviceid.c,v 1.1 2009/03/26 22:11:44 ad Exp $  */
   2
   3 /*-
   4  * Copyright (c) 2009 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 /*-
  33  * Copyright (c) 2007 Pawel Jakub Dawidek <pjd@FreeBSD.org>
  34  * All rights reserved.
  35  *
  36  * Redistribution and use in source and binary forms, with or without
  37  * modification, are permitted provided that the following conditions
  38  * are met:
  39  * 1. Redistributions of source code must retain the above copyright
  40  *    notice, this list of conditions and the following disclaimer.
  41  * 2. Redistributions in binary form must reproduce the above copyright
  42  *    notice, this list of conditions and the following disclaimer in the
  43  *    documentation and/or other materials provided with the distribution.
  44  *
  45  * THIS SOFTWARE IS PROVIDED BY THE AUTHORS AND CONTRIBUTORS ``AS IS'' AND
  46  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  47  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  48  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE
  49  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  50  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  51  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  52  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  53  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  54  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  55  * SUCH DAMAGE.
  56  */
  57
  58 #include <sys/cdefs.h>
  59 /* __FBSDID("$FreeBSD: src/compat/opensolaris/misc/deviceid.c,v 1.1 2007/05/06 01:39:38 pjd Exp $"); */
  60 __RCSID("$NetBSD: deviceid.c,v 1.1 2009/03/26 22:11:44 ad Exp $");
  61
  62 #include <sys/param.h>
  63 #include <sys/ioctl.h>
  64
  65 #include <stdio.h>
  66 #include <unistd.h>
  67 #include <string.h>
  68 #include <errno.h>
  69 #include <devid.h>
  70 #include <err.h>
  71
  72 int
  73 devid_str_decode(char *devidstr, ddi_devid_t *retdevid, char **retminor_name)
  74 {
  75
  76         if (strlcpy(retdevid->devid, devidstr, sizeof(retdevid->devid)) >=
  77             sizeof(retdevid->devid)) {
  78                 return (EINVAL);
  79         }
  80         *retminor_name = strdup("");
  81         if (*retminor_name == NULL);
  82                 return (ENOMEM);
  83         return (0);
  84 }
  85
  86 int
  87 devid_deviceid_to_nmlist(char *search_path, ddi_devid_t devid, char *minor_name,
  88     devid_nmlist_t **retlist)
  89 {
  90
  91         errx(1, "XXXNETBSD devid_deviceid_to_nmlist");
  92 }
  93
  94 void
  95 devid_str_free(char *str)
  96 {
  97
  98         free(str);
  99 }
 100
 101 void
 102 devid_free(ddi_devid_t devid)
 103 {
 104         /* Do nothing. */
 105 }
 106
 107 void
 108 devid_free_nmlist(devid_nmlist_t *list)
 109 {
 110
 111         free(list);
 112 }
 113
 114 int
 115 devid_get(int fd, ddi_devid_t *retdevid)
 116 {
 117 #ifdef XXXNETBSD
 118         errx(1, "XXXNETBSD devid_get");
 119
 120         if (ioctl(fd, DIOCGIDENT, retdevid->devid) == -1)
 121                 return (errno);
 122         if (retdevid->devid[0] == '\0')
 123                 return (ENOENT);
 124 #else
 125         memset(retdevid->devid, 0, sizeof(retdevid->devid));
 126         strlcpy(retdevid->devid, "device", sizeof(retdevid->devid));
 127 #endif
 128         return (0);
 129 }
 130
 131 int
 132 devid_get_minor_name(int fd, char **retminor_name)
 133 {
 134
 135         *retminor_name = strdup("");
 136         if (*retminor_name == NULL)
 137                 return (ENOMEM);
 138         return (0);
 139 }
 140
 141 char *
 142 devid_str_encode(ddi_devid_t devid, char *minor_name)
 143 {
 144
 145         return (strdup(devid.devid));
 146 }