floppy.subr revision 252077
1247280Sdteskeif [ ! "$_MEDIA_FLOPPY_SUBR" ]; then _MEDIA_FLOPPY_SUBR=1 2247280Sdteske# 3247280Sdteske# Copyright (c) 2012-2013 Devin Teske 4247280Sdteske# All Rights Reserved. 5247280Sdteske# 6247280Sdteske# Redistribution and use in source and binary forms, with or without 7247280Sdteske# modification, are permitted provided that the following conditions 8247280Sdteske# are met: 9247280Sdteske# 1. Redistributions of source code must retain the above copyright 10247280Sdteske# notice, this list of conditions and the following disclaimer. 11247280Sdteske# 2. Redistributions in binary form must reproduce the above copyright 12247280Sdteske# notice, this list of conditions and the following disclaimer in the 13247280Sdteske# documentation and/or other materials provided with the distribution. 14247280Sdteske# 15247280Sdteske# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 16247280Sdteske# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING BUT NOT LIMITED TO, THE 17247280Sdteske# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 18247280Sdteske# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 19247280Sdteske# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 20247280Sdteske# DAMAGES (INLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 21247280Sdteske# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 22247280Sdteske# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 23247280Sdteske# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 24247280Sdteske# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 25247280Sdteske# SUCH DAMAGE. 26247280Sdteske# 27247280Sdteske# $FreeBSD: head/usr.sbin/bsdconfig/share/media/floppy.subr 252077 2013-06-21 23:13:55Z dteske $ 28247280Sdteske# 29247280Sdteske############################################################ INCLUDES 30247280Sdteske 31247280SdteskeBSDCFG_SHARE="/usr/share/bsdconfig" 32247280Sdteske. $BSDCFG_SHARE/common.subr || exit 1 33247280Sdteskef_dprintf "%s: loading includes..." media/floppy.subr 34247280Sdteskef_include $BSDCFG_SHARE/device.subr 35247280Sdteskef_include $BSDCFG_SHARE/dialog.subr 36252077Sdteskef_include $BSDCFG_SHARE/media/common.subr 37252077Sdteskef_include $BSDCFG_SHARE/struct.subr 38247280Sdteskef_include $BSDCFG_SHARE/variable.subr 39247280Sdteske 40247280SdteskeBSDCFG_LIBE="/usr/libexec/bsdconfig" 41247280Sdteskef_include_lang $BSDCFG_LIBE/include/messages.subr 42247280Sdteske 43247280Sdteske############################################################ GLOBALS 44247280Sdteske 45247280SdteskeFLOPPY_MOUNTED= 46247280SdteskeFLOPPY_DISTWANTED= 47247280Sdteske 48247280Sdteske############################################################ FUNCTIONS 49247280Sdteske 50247280Sdteske# f_media_set_floppy 51247280Sdteske# 52247280Sdteske# Return success if we both found and set the media type to be a floppy. 53247280Sdteske# 54247280Sdteskef_media_set_floppy() 55247280Sdteske{ 56247280Sdteske f_media_close 57247280Sdteske 58247280Sdteske local devs ndevs 59247280Sdteske f_device_find "" $DEVICE_TYPE_FLOPPY devs 60247280Sdteske ndevs=$( set -- $devs; echo $# ) 61247280Sdteske 62247280Sdteske if [ ${ndevs:=0} -eq 0 ]; then 63247280Sdteske f_interactive && f_dialog_msgbox "$msg_no_floppy_devices_found" 64247280Sdteske return $FAILURE 65247280Sdteske elif [ $ndevs -gt 1 ]; then 66247280Sdteske local title="$msg_choose_a_floppy_drive" 67247280Sdteske local prompt="$msg_please_select_a_floppy_drive" 68247280Sdteske local hline="" 69247280Sdteske 70247280Sdteske local dev retval 71247280Sdteske dev=$( f_device_menu \ 72247280Sdteske "$title" "$prompt" "$hline" $DEVICE_TYPE_FLOPPY \ 73247280Sdteske 2>&1 >&$DIALOG_TERMINAL_PASSTHRU_FD ) 74247280Sdteske retval=$? 75247280Sdteske [ "$dev" ] || return $FAILURE 76247280Sdteske 77247280Sdteske f_device_find "$dev" $DEVICE_TYPE_FLOPPY devs 78247280Sdteske [ "$devs" ] || return $FAILURE 79247280Sdteske dev="${devs%%[$IFS]*}" 80247280Sdteske 81247280Sdteske f_struct_copy device_$dev device_media 82247280Sdteske [ $retval -eq $SUCCESS ] || return $FAILURE 83247280Sdteske else 84247280Sdteske f_struct_copy device_$devs device_media 85247280Sdteske fi 86247280Sdteske 87247280Sdteske f_struct device_media && 88247280Sdteske device_media unset private 89247280Sdteske 90247280Sdteske f_struct device_media || return $FAILURE 91247280Sdteske} 92247280Sdteske 93247280Sdteske# f_media_init_floppy $device 94247280Sdteske# 95247280Sdteske# Initializes the Floppy media device. Returns success if able to mount the 96247280Sdteske# Floppy disk device using either mount_msdosfs(8) or mount(8) (tried in that 97247280Sdteske# order). 98247280Sdteske# 99247280Sdteskef_media_init_floppy() 100247280Sdteske{ 101247280Sdteske local dev="$1" devname err 102247280Sdteske 103247280Sdteske device_$dev get devname devname || return $FAILURE 104247280Sdteske f_dprintf "Init floppy called for %s distribution. devname=[%s]" \ 105247280Sdteske "${FLOPPY_DISTWANTED:-some}" "$devname" 106247280Sdteske 107247280Sdteske if [ "$FLOPPY_MOUNTED" ]; then 108247280Sdteske f_dprintf "Floppy device already mounted." 109247280Sdteske return $SUCCESS 110247280Sdteske fi 111247280Sdteske 112247280Sdteske local mp 113247280Sdteske device_$dev get private mp 114247280Sdteske if [ ! -e "${mp:=$MOUNTPOINT}" ] && ! f_quietly mkdir -p "$mp"; then 115247280Sdteske f_show_msg "$msg_unable_to_make_directory_mountpoint" \ 116247280Sdteske "$mp" "$devname" 117247280Sdteske return $FAILURE 118247280Sdteske fi 119247280Sdteske 120247280Sdteske if f_interactive; then 121247280Sdteske local desc 122247280Sdteske device_$dev get desc desc 123247280Sdteske if [ "$FLOPPY_DISTWANTED" ]; then 124247280Sdteske f_show_msg "$msg_please_insert_floppy_in_drive" "$desc" 125247280Sdteske else 126247280Sdteske f_show_msg "$msg_please_insert_floppy_containing" \ 127247280Sdteske "$FLOPPY_DISTWANTED" "$desc" 128247280Sdteske fi 129247280Sdteske fi 130247280Sdteske 131247280Sdteske if ! { 132247280Sdteske f_quietly mount_msdosfs -o ro -m 0777 -u 0 -g 0 "$devname" "$mp" || 133247280Sdteske err=$( mount -o ro "$devname" "$mp" 2>&1 ) 134247280Sdteske }; then 135247280Sdteske err="${err#mount: }"; err="${err#*: }" 136247280Sdteske local name 137247280Sdteske device_$dev get name name 138247280Sdteske f_show_msg "$msg_error_mounting_floppy_device" \ 139247280Sdteske "$name" "$devname" "$mp" "$err" 140247280Sdteske return $FAILURE 141247280Sdteske fi 142247280Sdteske FLOPPY_MOUNTED=1 143247280Sdteske FLOPPY_DISTWANTED= 144247280Sdteske return $SUCCESS 145247280Sdteske} 146247280Sdteske 147247280Sdteske# f_media_get_floppy $device $file [$probe_only] 148247280Sdteske# 149247280Sdteske# Returns data from $file on a mounted Floppy disk device. Similar to cat(1). 150247280Sdteske# If $probe_only is present and non-null, limits retries to zero. 151247280Sdteske# 152247280Sdteskef_media_get_floppy() 153247280Sdteske{ 154247280Sdteske local dev="$1" file="$2" probe_only="$3" 155247280Sdteske 156247280Sdteske f_dprintf "f_media_get_floppy: dev=[%s] file=[%s] probe_only=%s" \ 157247280Sdteske "$dev" "$file" "$probe_only" 158247280Sdteske 159247280Sdteske # 160247280Sdteske # floppies don't use f_media_generic_get() because it's too expensive 161247280Sdteske # to speculatively open files on a floppy disk. Make user get it 162247280Sdteske # right or give up with floppies. 163247280Sdteske # 164247280Sdteske local mp 165247280Sdteske device_$dev get private mp 166247280Sdteske local fp="${mp:=$MOUNTPOINT}/$file" 167247280Sdteske if ! [ -f "$fp" -a -r "$fp" ]; then 168247280Sdteske local nretries=4 169247280Sdteske [ "$probe_only" ] && return $FAILURE 170247280Sdteske while ! [ -f "$fp" -a -r "$fp" ]; do 171247280Sdteske if [ $nretries -eq 0 ]; then 172247280Sdteske f_show_msg "$msg_failed_to_get_floppy_file" \ 173247280Sdteske "$fp" 174247280Sdteske return $FAILURE 175247280Sdteske fi 176247280Sdteske FLOPPY_DISTWANTED="$fp" 177247280Sdteske f_media_shutdown_floppy "$dev" 178247280Sdteske f_media_init_floppy "$dev" || return $FAILURE 179247280Sdteske nretries=$(( $nretries - 1 )) 180247280Sdteske done 181247280Sdteske fi 182247280Sdteske cat "$fp" 183247280Sdteske} 184247280Sdteske 185247280Sdteske# f_media_shutdown_floppy $device 186247280Sdteske# 187247280Sdteske# Shuts down the Floppy disk device using umount(8). Return status should be 188247280Sdteske# ignored. 189247280Sdteske# 190247280Sdteskef_media_shutdown_floppy() 191247280Sdteske{ 192247280Sdteske local dev="$1" err mp 193247280Sdteske 194247280Sdteske [ "$FLOPPY_MOUNTED" ] || return 195247280Sdteske 196247280Sdteske device_$dev get private mp 197247280Sdteske if ! err=$( umount -f "${mp:=$MOUNTPOINT}" 2>&1 ); then 198247280Sdteske err="${err#umount: }"; err="${err#*:}" 199247280Sdteske f_dprintf "Umount of floppy on %s failed: %s" "$mp" "$err" 200247280Sdteske else 201247280Sdteske FLOPPY_MOUNTED= 202247280Sdteske if f_interactive && [ "$_systemState" != "fixit" ]; then 203247280Sdteske local desc 204247280Sdteske device_$dev get desc desc 205247280Sdteske f_show_msg "$msg_you_may_remove_the_floppy" "$desc" 206247280Sdteske fi 207247280Sdteske fi 208247280Sdteske} 209247280Sdteske 210247280Sdteske############################################################ MAIN 211247280Sdteske 212247280Sdteskef_dprintf "%s: Successfully loaded." media/floppy.subr 213247280Sdteske 214247280Sdteskefi # ! $_MEDIA_FLOPPY_SUBR 215