summaryrefslogtreecommitdiffstats
path: root/usr.sbin/bsdconfig/share/media/cdrom.subr
blob: c59f88aa58503e40a030b8e751102c48e76d457a (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
if [ ! "$_MEDIA_CDROM_SUBR" ]; then _MEDIA_CDROM_SUBR=1
#
# Copyright (c) 2012-2013 Devin Teske
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
# 1. Redistributions of source code must retain the above copyright
#    notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
#    notice, this list of conditions and the following disclaimer in the
#    documentation and/or other materials provided with the distribution.
#
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
# SUCH DAMAGE.
#
# $FreeBSD$
#
############################################################ INCLUDES

BSDCFG_SHARE="/usr/share/bsdconfig"
. $BSDCFG_SHARE/common.subr || exit 1
f_dprintf "%s: loading includes..." media/cdrom.subr
f_include $BSDCFG_SHARE/device.subr
f_include $BSDCFG_SHARE/dialog.subr
f_include $BSDCFG_SHARE/media/common.subr
f_include $BSDCFG_SHARE/struct.subr
f_include $BSDCFG_SHARE/variable.subr

BSDCFG_LIBE="/usr/libexec/bsdconfig"
f_include_lang $BSDCFG_LIBE/include/messages.subr

############################################################ GLOBALS

CDROM_MOUNTED=
CDROM_PREVIOUSLY_MOUNTED=
CDROM_INIT_QUIET=

############################################################ FUNCTIONS

# f_media_set_cdrom
#
# Return success if we both found and set the media type to be a CD.
#
f_media_set_cdrom()
{
	f_media_close

	local devs ndevs
	f_device_find "" $DEVICE_TYPE_CDROM devs
	ndevs=$( set -- $devs; echo $# )

	if [ ${ndevs:=0} -eq 0 ]; then
		f_interactive && f_show_msg "$msg_no_cd_dvd_devices_found"
		return $FAILURE
	elif [ $ndevs -gt 1 ]; then
		local title="$msg_choose_a_cd_dvd_type"
		local prompt="$msg_please_select_a_cd_dvd_drive"
		local hline=""

		local dev retval
		dev=$( f_device_menu \
			"$title" "$prompt" "$hline" $DEVICE_TYPE_CDROM \
			2>&1 >&$DIALOG_TERMINAL_PASSTHRU_FD )
		retval=$?
		[ "$dev" ] || return $FAILURE

		f_device_find "$dev" $DEVICE_TYPE_CDROM devs
		[ "$devs" ] || return $FAILURE
		dev="${devs%%[$IFS]*}"

		f_struct_copy device_$dev device_media
		[ $retval -eq $SUCCESS ] || return $FAILURE
	else
		f_struct_copy device_$devs device_media
	fi

	f_struct device_media || return $FAILURE
}

# f_media_init_cdrom $device
#
# Initializes the CDROM media device. Returns success if able to mount the CD
# device using mount_cd9660(8).
#
f_media_init_cdrom()
{
	local dev="$1" devname err

	device_$dev get devname devname || return $FAILURE
	f_dprintf "Init routine called for CDROM device. devname=[%s]" \
	          "$devname"

	if [ "$CDROM_MOUNTED" ]; then
		f_dprintf "CDROM device already mounted."
		return $SUCCESS
	fi

	if [ ! -e "$MOUNTPOINT" ] &&
	   ! err=$( mkdir -p "$MOUNTPOINT" 2>&1 )
	then
		f_dialog_msgbox "$err"
		return $FAILURE
	fi

	if ! err=$( mount_cd9660 "$devname" "$MOUNTPOINT" 2>&1 )
	then
		err="${err#mount_cd9660: }"; err="${err#$devname: }"
		case "$err" in
		"Device busy")
			# Perhaps the CDROM drive is already mounted as /cdrom
			if f_mounted /cdrom; then
				CDROM_PREVIOUSLY_MOUNTED=1
				MOUNTPOINT=/cdrom
				err=
			fi
			;;
		esac
		case "$err" in
		"") : good ;; # no error
		*)
			[ "$CDROM_INIT_QUIET" ] ||
				f_show_msg "$msg_error_mounting_device" \
				           "$devname" "$MOUNTPOINT" "$err"
			return $FAILURE
		esac
	fi
	CDROM_MOUNTED=1

	: xxx # /cdrom.inf has been deprecated since 9.0-R

	# No other CDROM media validation at this time

	return $SUCCESS
}

# f_media_get_cdrom $device $file [$probe_type]
#
# Returns data from $file on a mounted CDROM device. Similar to cat(1). If
# $probe_type is present and non-NULL, returns success if $file exists. If
# $probe_type is equal to $PROBE_SIZE, prints the size of $file in bytes to
# standard-out.
#
f_media_get_cdrom()
{
	local dev="$1" file="$2" probe_type="$3"

	f_dprintf "f_media_get_cdrom: dev=[%s] file=[%s] probe_type=%s" \
	          "$dev" "$file" "$probe_type"

	f_media_generic_get "$MOUNTPOINT" "$file" "$probe_type"
}

# f_media_shutdown_cdrom $device
#
# Shuts down the CDROM device and ejects the media using f_media_eject_cdrom(),
# below. Return status should be ignored.
#
f_media_shutdown_cdrom()
{
	local dev="$1" err

	[ "$CDROM_MOUNTED" ] || return $FAILURE

	if [ "$CDROM_PREVIOUSLY_MOUNTED" ]; then
		CDROM_MOUNTED=
		return $SUCCESS
	fi

	if ! err=$( umount -f "$MOUNTPOINT" 2>&1 ); then
		err="${err#umount: }"; err="${err#*: }"
		f_show_msg "$msg_could_not_unmount_the_cdrom_dvd" \
		           "$MOUNTPOINT" "$err"
	else
		CDROM_MOUNTED=
	fi

	f_media_eject_cdrom "$dev"
}

# f_media_eject_cdrom $device
#
# Eject the media from the CDROM device. Returns success.
#
f_media_eject_cdrom()
{
	local dev="$1" devname err
	device_$dev get name devname || return $SUCCESS
	case "$devname" in /dev/iso9660/*) return $SUCCESS; esac
	f_dprintf "Ejecting CDROM/DVD at %s" "$devname"
	if ! err=$( cdcontrol -f "$devname" eject 2>&1 ); then
		f_dprintf "Could not eject the CDROM/DVD from %s: %s" \
		          "$devname" "${err#cdcontrol: }"
	fi
	return $SUCCESS
}

############################################################ MAIN

f_dprintf "%s: Successfully loaded." media/cdrom.subr

fi # ! $_MEDIA_CDROM_SUBR
OpenPOWER on IntegriCloud