#!/bin/bash
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#
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# Copyright (c) 2022 Rockchip Electronics Co., Ltd
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#
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# SPDX-License-Identifier: GPL-2.0
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#
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set -e
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ALGO=$1
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FILE=$2
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dec_size=`wc ${FILE} | awk '{ printf $3 }'`
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ch0=`printf "%08x\n" $dec_size | sed 's/\(..\)/\1 /g' | awk '{ printf $4 }'`
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ch0=`printf '%03o' $((0x$ch0))`
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ch1=`printf "%08x\n" $dec_size | sed 's/\(..\)/\1 /g' | awk '{ printf $3 }'`
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ch1=`printf '%03o' $((0x$ch1))`
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ch2=`printf "%08x\n" $dec_size | sed 's/\(..\)/\1 /g' | awk '{ printf $2 }'`
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ch2=`printf '%03o' $((0x$ch2))`
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ch3=`printf "%08x\n" $dec_size | sed 's/\(..\)/\1 /g' | awk '{ printf $1 }'`
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ch3=`printf '%03o' $((0x$ch3))`
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(cat ${FILE} | ${ALGO} -9 -k -f && printf \\$ch0\\$ch1\\$ch2\\$ch3) > ${FILE}.${ALGO}
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