140 lines
4.1 KiB
Bash
Executable File
140 lines
4.1 KiB
Bash
Executable File
#!/bin/bash
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#===============================================================================
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#
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# DIRECTORY:
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# /home/*/.local/share/nautilus/scripts/04-RAW/
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# OR
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# /home/*/.gnome2/nautilus-sctipts/04-RAW/ (deprecated)
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#
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# FILE:
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# 03-md5-and-sha1
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#
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# USAGE:
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# Right klick on a RAW image (.dd) and
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# choose this nautilus script from the context menu.
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#
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# OPTIONS:
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# none
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#
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# DESCRIPTION:
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# Calculates MD5 and SHA1 hash values from an image (or other file) in one pass.
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#
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# REQUIREMENTS:
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# bash, zenity, coreutils and openssl
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#
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# BUGS:
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# ---
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#
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# NOTES:
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# Tested on
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# - Debian 8+
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# - Arch Linux
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#
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# AUTHOR:
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# Patrick Neumann, patrick@neumannsland.de
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#
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# COMPANY:
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# (privately)
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#
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# VERSION:
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# 0.9 (beta)
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#
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# LINK TO THE MOST CURRENT VERSIONS:
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# https://
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#
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# CREATED:
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# 02.04.2016
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#
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# COPYRIGHT (C):
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# 2015-2020 - Patrick Neumann
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#
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# LICENSE:
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# WARRANTY:
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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#
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# TODO:
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# ---
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#
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# HISTORY:
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# 0.9 - Patrick Neumann - Initial (public) release
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#
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#===============================================================================
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#-------------------------------------------------------------------------------
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# Additional supported Distribution(s) (add before Library!).
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#-------------------------------------------------------------------------------
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SUPPORTED_OSR="arch"
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#-------------------------------------------------------------------------------
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# Check for library (casualscripter_nautilus-scripts_functions.sh).
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#-------------------------------------------------------------------------------
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readonly LIBRARY="${0%/*/*}/.casualscripter_nautilus-scripts_functions.sh"
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if [ ! -f "${LIBRARY}" ] ; then
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zenity --error \
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--text \
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"ERROR: casualscripter_nautilus-scripts_functions.sh MISSING!"
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exit 1
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fi
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source "${LIBRARY}"
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#-------------------------------------------------------------------------------
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# Checks (see library "casualscripter_nautilus-scripts_functions.sh").
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#-------------------------------------------------------------------------------
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check_dep "${DC3DD_BIN}" "dc3dd"
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check_dep "${TEE_BIN}" "coreutils"
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check_dep "${OPENSSL_BIN}" "openssl"
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check_dep "${CAT_BIN}" "coreutils"
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check_dep "${RM_BIN}" "coreutils"
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check_dep "${SED_BIN}" "sed"
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check_dep "${BASENAME_BIN}" "coreutils"
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# If we do not want to calculate digests for every type of file...
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#check_ext "${SOURCE}" "dd|DD|raw|RAW|img|IMG"
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check_tmp
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#-------------------------------------------------------------------------------
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# Generate file for md5 and sha1 checksums, if necessary.
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#-------------------------------------------------------------------------------
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readonly MD5_SHA1="${TMP}/md5_and_sha1.txt"
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if [ ! -f "${MD5_SHA1}" ] ; then
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echo "MD5:" > "${MD5_SHA1}"
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echo -e "\nSHA1:" > "/tmp/openssl_sha1.tmp"
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${GTERMINAL_BIN} --hide-menubar -- \
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${BASH_BIN} -c \
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"${DC3DD_BIN} if='${SOURCE}' \
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| ${TEE_BIN} >( ${OPENSSL_BIN} dgst -md5 -r >> '${MD5_SHA1}' ) \
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>( ${OPENSSL_BIN} dgst -sha1 -r >> '/tmp/openssl_sha1.tmp' ) \
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> /dev/null ; sleep .1"
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${SLEEP_BIN} 3
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while ${PGREP_BIN} --full "${DC3DD_BIN}" > /dev/null 2>&1; do
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${SLEEP_BIN} 1
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done
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${CAT_BIN} "/tmp/openssl_sha1.tmp" >> "${MD5_SHA1}"
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${RM_BIN} "/tmp/openssl_sha1.tmp"
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${SED_BIN} --in-place "s/(stdin)/($( ${BASENAME_BIN} "${SOURCE}" ))/" "${MD5_SHA1}"
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fi
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#-------------------------------------------------------------------------------
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# Display content of the resultfile "md5_and_sha1.txt".
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#-------------------------------------------------------------------------------
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display_resultfile "${MD5_SHA1}"
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exit 0
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