vim wrapper for openssl encryption/decryption

encvim

#!/usr/bin/env bash
scriptname=`basename $0`
if [ -z $1 ]
then
    echo "$scriptname: File Name Req'd"
    echo ""
    echo "Usage:"
    echo "   $scriptname filename.enc"
    echo ""
    echo "(created/modified files are encrypted using aes-256-cbc)"
    exit
fi

file="$1"
tempfile=$(mktemp)

echo -n Password:
read -s pass
echo

openssl="/usr/bin/openssl"

function decrypt {
    openssl aes-256-cbc -d -in $file -out $tempfile -pass pass:$pass 2>/dev/null
}
function encrypt {
    openssl aes-256-cbc -salt -in $tempfile -out $file -pass pass:$pass 2>/dev/null
}

if [ -f "$file" ]; then
    decrypt
    if [ $? -ne 0 ]; then
        echo "Bad password"
        exit
    fi
fi

$EDITOR $tempfile
encrypt
rm -f $tempfile