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#!/bin/bash
# Copyright (C) 2012-2018 Marc Ferland
#
# This program 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.
#
# This program 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/>.
ZIP=$(which zip)
CMD="libtool --mode=execute ../yazc/yazc"
create_dummy_files() {
for i in $(seq 0 2)
do
dd if=/dev/urandom of=file_${i} bs=$(($RANDOM * 10)) count=1 &>/dev/null
done
}
create_zip_files() {
FILES="file_0 file_1 file_2"
zip -e -P ${PW} ${E} ${FILES} &>/dev/null
zip ${P} ${FILES} &>/dev/null
}
cleanup() {
rm -f file_[0-9] [ep]_archive_*
}
if [ ! -f "${ZIP}" ]; then
echo >&2 "error: zip not found!"
exit 1
fi
while true; do
PW=$(cat /dev/urandom | tr -dc 'a-zA-Z0-9' | fold -w $(($RANDOM % 10 + 1)) | head -n 1)
E="e_archive_${PW}.zip"
P="p_archive_${PW}.zip"
cleanup
create_dummy_files
create_zip_files
EINFO=$(${CMD} info ${E} | grep file_0 | sed 's/\ \+/ /g')
PINFO=$(${CMD} info ${P} | grep file_0 | sed 's/\ \+/ /g')
POFF1=$(echo ${PINFO} | cut -d' ' -f4)
POFF2=$(echo ${PINFO} | cut -d' ' -f5)
COFF1=$(echo ${EINFO} | cut -d' ' -f4)
COFF2=$(echo ${EINFO} | cut -d' ' -f5)
CBEGN=$(echo ${EINFO} | cut -d' ' -f3)
echo libtool exe ../yazc/yazc plaintext ${P}:${POFF1}:${POFF2} ${E}:${COFF1}:${COFF2}:${CBEGN}
if ! libtool exe ../yazc/yazc plaintext ${P}:${POFF1}:${POFF2} ${E}:${COFF1}:${COFF2}:${CBEGN}; then
echo >&2 "ERROR"
exit 1
fi
done
exit 0
|
