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#!/bin/bash
PAYLOAD=$1
OUTPUT=$2
if [ ! -f $PAYLOAD ]; then
echo "Can't read PAYLOAD";
exit 1;
fi
KEYLOC=$3
LABEL=$4
T=$(mktemp -d)
LABEL_ARG=""
if [ ! -z "$LABEL" ]; then
LABEL_ARG="-L $LABEL"
fi
# Build enough of the container to create the Prefix and Software headers.
# (reuse HW key for SW key P)
./libstb/create-container -a $KEYLOC/hw_key_a.key -b $KEYLOC/hw_key_b.key -c $KEYLOC/hw_key_c.key \
-p $KEYLOC/hw_key_a.key \
--payload $PAYLOAD --imagefile $OUTPUT $LABEL_ARG \
--dumpPrefixHdr $T/prefix_hdr --dumpSwHdr $T/software_hdr
# Sign the Prefix header.
openssl dgst -SHA512 -sign $KEYLOC/hw_key_a.key $T/prefix_hdr > $T/hw_key_a.sig
openssl dgst -SHA512 -sign $KEYLOC/hw_key_b.key $T/prefix_hdr > $T/hw_key_b.sig
openssl dgst -SHA512 -sign $KEYLOC/hw_key_c.key $T/prefix_hdr > $T/hw_key_c.sig
# Sign the Software header.
openssl dgst -SHA512 -sign $KEYLOC/hw_key_a.key $T/software_hdr > $T/sw_key_p.sig
# Build the full container with signatures.
./libstb/create-container -a $KEYLOC/hw_key_a.key -b $KEYLOC/hw_key_b.key -c $KEYLOC/hw_key_c.key \
-p $KEYLOC/hw_key_a.key $LABEL_ARG \
-A $T/hw_key_a.sig -B $T/hw_key_b.sig -C $T/hw_key_c.sig \
-P $T/sw_key_p.sig \
--payload $PAYLOAD --imagefile $OUTPUT
rm -rf $T
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