31 lines
682 B
Bash
Executable File
31 lines
682 B
Bash
Executable File
#!/bin/bash
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pad_file() {
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local file=$1
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local len=0
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echo "$file"
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if [ ! -f "$1" ]; then
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echo "Argument error, \"$1\" "
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exit 1
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fi
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local filesize=$(wc -c < ${file})
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echo "filesize= $filesize "
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if [ $filesize -lt 28672 ]; then
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len=28672
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elif [ $filesize -lt 61440 ]; then
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len=61440
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elif [ $filesize -lt 77824 ]; then
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len=77824
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fi
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local padlen=$(( $len - $filesize ))
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if [ $len -lt $filesize ]; then
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echo "File larger than expected. $filesize, $len"
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exit 1
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fi
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dd if=/dev/zero of=$file oflag=append conv=notrunc bs=1 \
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count=$padlen >& /dev/null
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}
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pad_file $1
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