Current File : //proc/thread-self/root/usr/libexec/mc/extfs.d/iso9660
#! /bin/sh
# Midnight Commander - ISO9660 VFS for MC
# based on lslR by Tomas Novak <tnovak@ipex.cz> April 2000
#
# Copyright (C) 2000, 2003
# The Free Software Foundation, Inc.
#
# Written by:
# Michael Shigorin <mike@altlinux.org>,
# Grigory Milev <week@altlinux.org>,
# Kachalov Anton <mouse@linux.ru.net>, 2003
# Victor Ananjevsky <ananasik@gmail.com>, 2013
# slava zanko <slavazanko@gmail.com>, 2013
#
# This file is part of the Midnight Commander.
#
# The Midnight Commander is free software: you can redistribute it
# and/or modify it under the terms of the GNU General Public License as
# published by the Free Software Foundation, either version 3 of the License,
# or (at your option) any later version.
#
# The Midnight Commander is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
#*** include section (source functions, for example) *******************
#*** file scope functions **********************************************
XORRISO=$(which xorriso 2>/dev/null)
xorriso_list() {
if test -z "$XORRISO"; then
return 1
fi
local dir attr ln usr gr sz dt1 dt2 dt3 nm len name lsl r
dir="${2:-/}"
lsl=$( $XORRISO -abort_on FATAL -dev stdio:"$1" -cd "$dir" -lsl 2> /dev/null )
r=$?
test $r -gt 0 && return $r
echo "$lsl" | /usr/bin/grep "^[-d]" | \
while read attr ln usr gr sz dt1 dt2 dt3 nm ; do
len=$((${#nm} - 1))
name=$(printf -- "$nm" | cut -c2-$len) # remove quotes
if test $(printf -- "$attr" | cut -c1-1) != "d"; then
printf -- "%s %s %s %s %s %s %s %s %s/%s\n" "$attr" "$ln" "$usr" "$gr" "$sz" "$dt1" "$dt2" "$dt3" "$dir" "$name"
else
xorriso_list "$1" "$dir/$name"
fi
done
}
xorriso_copyout() {
if test -z "$XORRISO"; then
return 1
fi
$XORRISO -dev stdio:"$1" -osirrox on -extract "$2" "$3" >/dev/null 2>&1
}
xorriso_copyin() {
if test -z "$XORRISO"; then
return 1
fi
$XORRISO -dev stdio:"$1" -cpr "$3" "$2" >/dev/null 2>&1
}
xorriso_mkdir() {
if test -z "$XORRISO"; then
return 1
fi
$XORRISO -dev stdio:"$1" -mkdir "$2" >/dev/null 2>&1
}
xorriso_rmdir() {
if test -z "$XORRISO"; then
return 1
fi
$XORRISO -dev stdio:"$1" -rmdir "$2" >/dev/null 2>&1
}
xorriso_rm() {
if test -z "$XORRISO"; then
return 1
fi
$XORRISO -dev stdio:"$1" -rm "$2" >/dev/null 2>&1
}
# tested to comply with isoinfo 2.0's output
test_iso () {
CHARSET=$(locale charmap 2>/dev/null)
if test -z "$CHARSET"; then
CHARSET=$(locale 2>/dev/null | /usr/bin/grep LC_CTYPE | sed -n -e 's/.*\.\(.*\)"$/\1/p')
fi
if test -n "$CHARSET"; then
CHARSET=$(echo "$CHARSET" | tr '[A-Z]' '[a-z]' | sed -e 's/^iso-/iso/')
isoinfo -j $CHARSET -i /dev/null 2>&1 | /usr/bin/grep "Iconv not yet supported\|Unknown charset" >/dev/null && CHARSET=
fi
if test -n "$CHARSET"; then
JOLIET_OPT="-j $CHARSET -J"
else
JOLIET_OPT="-J"
fi
ISOINFO="isoinfo -R"
ISOINFO_D_I="$(isoinfo -d -i "$1" 2>/dev/null)"
echo "$ISOINFO_D_I" | /usr/bin/grep "UCS level 1\|NO Joliet" > /dev/null || ISOINFO="$ISOINFO $JOLIET_OPT"
if [ $(echo "$ISOINFO_D_I" | /usr/bin/grep "Joliet with UCS level 3 found" | wc -l) = 1 \
-a $(echo "$ISOINFO_D_I" | /usr/bin/grep "NO Rock Ridge" | wc -l) = 1 ] ; then
SEMICOLON="YES"
fi
}
mcisofs_list () {
# left as a reminder to implement compressed image support =)
case "$1" in
*.lz) MYCAT="lzip -dc";;
*.lz4) MYCAT="lz4 -dc";;
*.lzma) MYCAT="lzma -dc";;
*.xz) MYCAT="xz -dc";;
*.bz2) MYCAT="bzip2 -dc";;
*.gz) MYCAT="gzip -dc";;
*.z) MYCAT="gzip -dc";;
*.Z) MYCAT="gzip -dc";;
*) MYCAT="cat";;
esac
$ISOINFO -l -i "$1" 2>/dev/null | gawk -v SEMICOLON=$SEMICOLON '
BEGIN {
dir="";
# Pattern to match 8 first fields.
rx = "[^ ]+[ ]+";
rx = "^" rx rx rx rx rx rx rx rx;
irx = "^\\[ *-?[0-9]* *[0-9]+\\] +";
}
/^$/ { next }
/^d---------/ { next }
/^Directory listing of [^ ].*$/ {
dir=substr($0, 23);
next;
}
{ $11 != "" } {
name=$0
sub(rx, "", name)
attr=substr($0, 1, length($0)-length(name))
# strip inodes and extra dir entries; fix perms
sub(irx, "", name)
sub("^---------- 0 0 0", "-r--r--r-- 1 root root", attr)
sub(" $", "", name)
# for Joliet UCS level 3
if (SEMICOLON == "YES") sub(";1$", "", name);
## sub(";[0-9]+$", "", name) ## would break copyout
# skip . and ..
if (name == ".") next;
if (name == "..") next;
printf "%s%s%s\n", attr, dir, name
}'
}
mcisofs_copyout () {
if [ "x$SEMICOLON" = "xYES" ]; then
$ISOINFO -i "$1" -x "/$2;1" 2>/dev/null > "$3"
else
$ISOINFO -i "$1" -x "/$2" 2>/dev/null > "$3"
fi
}
#*** main code *********************************************************
LC_ALL=C
cmd="$1"
shift
case "$cmd" in
list)
xorriso_list "$@" || {
test_iso "$@";
mcisofs_list "$@";
}
exit 0
;;
rm)
xorriso_rm "$@" || {
exit 1
}
exit 0
;;
rmdir)
xorriso_rmdir "$@" || {
exit 1
}
exit 0
;;
mkdir)
xorriso_mkdir "$@" || {
exit 1
}
exit 0
;;
copyin)
xorriso_copyin "$@" || {
exit 1
}
exit 0
;;
copyout)
xorriso_copyout "$@" || {
test_iso "$@";
mcisofs_copyout "$@";
}
exit 0
;;
esac
exit 1
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