floppy.subr revision 260678
1247280Sdteskeif [ ! "$_MEDIA_FLOPPY_SUBR" ]; then _MEDIA_FLOPPY_SUBR=1 2247280Sdteske# 3247280Sdteske# Copyright (c) 2012-2013 Devin Teske 4252980Sdteske# 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 16252987Sdteske# 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 20252987Sdteske# DAMAGES (INCLUDING, 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: stable/10/usr.sbin/bsdconfig/share/media/floppy.subr 260678 2014-01-15 07:49:17Z 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 60260678Sdteske f_count ndevs $devs 61247280Sdteske 62247280Sdteske if [ ${ndevs:=0} -eq 0 ]; then 63252795Sdteske f_interactive && f_show_msg "$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{ 101260678Sdteske local funcname=f_media_init_floppy 102247280Sdteske local dev="$1" devname err 103247280Sdteske 104247280Sdteske device_$dev get devname devname || return $FAILURE 105247280Sdteske f_dprintf "Init floppy called for %s distribution. devname=[%s]" \ 106247280Sdteske "${FLOPPY_DISTWANTED:-some}" "$devname" 107247280Sdteske 108247280Sdteske if [ "$FLOPPY_MOUNTED" ]; then 109247280Sdteske f_dprintf "Floppy device already mounted." 110247280Sdteske return $SUCCESS 111247280Sdteske fi 112247280Sdteske 113247280Sdteske local mp 114247280Sdteske device_$dev get private mp 115247280Sdteske if [ ! -e "${mp:=$MOUNTPOINT}" ] && ! f_quietly mkdir -p "$mp"; then 116247280Sdteske f_show_msg "$msg_unable_to_make_directory_mountpoint" \ 117247280Sdteske "$mp" "$devname" 118247280Sdteske return $FAILURE 119247280Sdteske fi 120247280Sdteske 121247280Sdteske if f_interactive; then 122247280Sdteske local desc 123247280Sdteske device_$dev get desc desc 124247280Sdteske if [ "$FLOPPY_DISTWANTED" ]; then 125247280Sdteske f_show_msg "$msg_please_insert_floppy_in_drive" "$desc" 126247280Sdteske else 127247280Sdteske f_show_msg "$msg_please_insert_floppy_containing" \ 128247280Sdteske "$FLOPPY_DISTWANTED" "$desc" 129247280Sdteske fi 130247280Sdteske fi 131247280Sdteske 132247280Sdteske if ! { 133260678Sdteske f_eval_catch -dk err $funcname mount_msdosfs \ 134260678Sdteske 'mount_msdosfs -o ro -m 0777 -u 0 -g 0 "%s" "%s"' \ 135260678Sdteske "$devname" "$mp" || 136260678Sdteske f_eval_catch -dk err $funcname mount \ 137260678Sdteske 'mount -o ro "%s" "%s"' "$devname" "$mp" 138247280Sdteske }; then 139247280Sdteske err="${err#mount: }"; err="${err#*: }" 140247280Sdteske local name 141247280Sdteske device_$dev get name name 142247280Sdteske f_show_msg "$msg_error_mounting_floppy_device" \ 143247280Sdteske "$name" "$devname" "$mp" "$err" 144247280Sdteske return $FAILURE 145247280Sdteske fi 146247280Sdteske FLOPPY_MOUNTED=1 147247280Sdteske FLOPPY_DISTWANTED= 148247280Sdteske return $SUCCESS 149247280Sdteske} 150247280Sdteske 151253333Sdteske# f_media_get_floppy $device $file [$probe_type] 152247280Sdteske# 153247280Sdteske# Returns data from $file on a mounted Floppy disk device. Similar to cat(1). 154253333Sdteske# If $probe_type is present and non-NULL, limits retries to zero and returns 155253333Sdteske# success if $file exists. If $probe_type is equal to $PROBE_SIZE, prints the 156253333Sdteske# size of $file in bytes to standard-out. 157247280Sdteske# 158247280Sdteskef_media_get_floppy() 159247280Sdteske{ 160260678Sdteske local funcname=f_media_get_floppy 161253333Sdteske local dev="$1" file="$2" probe_type="$3" 162247280Sdteske 163253333Sdteske f_dprintf "f_media_get_floppy: dev=[%s] file=[%s] probe_type=%s" \ 164253333Sdteske "$dev" "$file" "$probe_type" 165247280Sdteske 166247280Sdteske # 167247280Sdteske # floppies don't use f_media_generic_get() because it's too expensive 168247280Sdteske # to speculatively open files on a floppy disk. Make user get it 169247280Sdteske # right or give up with floppies. 170247280Sdteske # 171247280Sdteske local mp 172247280Sdteske device_$dev get private mp 173247280Sdteske local fp="${mp:=$MOUNTPOINT}/$file" 174247280Sdteske if ! [ -f "$fp" -a -r "$fp" ]; then 175247280Sdteske local nretries=4 176253333Sdteske [ "$probe_type" = "$PROBE_SIZE" ] && echo "-1" 177253333Sdteske [ "$probe_type" ] && return $FAILURE 178247280Sdteske while ! [ -f "$fp" -a -r "$fp" ]; do 179247280Sdteske if [ $nretries -eq 0 ]; then 180247280Sdteske f_show_msg "$msg_failed_to_get_floppy_file" \ 181247280Sdteske "$fp" 182253333Sdteske [ "$probe_type" = "$PROBE_SIZE" ] && echo "-1" 183247280Sdteske return $FAILURE 184247280Sdteske fi 185247280Sdteske FLOPPY_DISTWANTED="$fp" 186247280Sdteske f_media_shutdown_floppy "$dev" 187247280Sdteske f_media_init_floppy "$dev" || return $FAILURE 188247280Sdteske nretries=$(( $nretries - 1 )) 189247280Sdteske done 190247280Sdteske fi 191253333Sdteske # 192253333Sdteske # If we reach here, $file exists 193253333Sdteske # 194253333Sdteske if [ "$probe_type" = "$PROBE_SIZE" ]; then 195253333Sdteske local size 196260678Sdteske f_eval_catch -dk size $funcname stat 'stat -f %%z "%s"' "$fp" 197253333Sdteske f_isinteger "$size" || size=-1 198253333Sdteske echo "$size" 199253333Sdteske fi 200253333Sdteske [ "$probe_type" ] && return $SUCCESS 201247280Sdteske cat "$fp" 202247280Sdteske} 203247280Sdteske 204247280Sdteske# f_media_shutdown_floppy $device 205247280Sdteske# 206247280Sdteske# Shuts down the Floppy disk device using umount(8). Return status should be 207247280Sdteske# ignored. 208247280Sdteske# 209247280Sdteskef_media_shutdown_floppy() 210247280Sdteske{ 211260678Sdteske local funcname=f_media_shutdown_floppy 212247280Sdteske local dev="$1" err mp 213247280Sdteske 214256181Sdteske [ "$FLOPPY_MOUNTED" ] || return $FAILURE 215247280Sdteske 216247280Sdteske device_$dev get private mp 217260678Sdteske if f_eval_catch -d $funcname umount \ 218260678Sdteske 'umount -f "%s"' "${mp:=$MOUNTPOINT}" 219260678Sdteske then 220247280Sdteske FLOPPY_MOUNTED= 221247280Sdteske if f_interactive && [ "$_systemState" != "fixit" ]; then 222247280Sdteske local desc 223247280Sdteske device_$dev get desc desc 224247280Sdteske f_show_msg "$msg_you_may_remove_the_floppy" "$desc" 225247280Sdteske fi 226247280Sdteske fi 227247280Sdteske} 228247280Sdteske 229247280Sdteske############################################################ MAIN 230247280Sdteske 231247280Sdteskef_dprintf "%s: Successfully loaded." media/floppy.subr 232247280Sdteske 233247280Sdteskefi # ! $_MEDIA_FLOPPY_SUBR 234