#! /bin/sh
# Feed log in stdin (sometimes 'grep' to get interesting parts)

print_hex()
{
    hex="$1"
    # We allow one character of trailing junk
    while [ ${#hex} -gt 1 ]; do
	/usr/bin/printf \\x$(echo "$hex" | cut -c1,2)
	hex=$(echo "$hex" | cut -c3-)
    done
}

while read TIMESTAMP LOGDIR HEX; do
    case "$LOGDIR" in
	*\[IN\]|*\[OUT\])
	    echo $LOGDIR:$(print_hex "$HEX")
	    ;;
    esac
done