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Release 25.1-2 (#17)
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‎CommandCore/src/main/java/com/intel/bkp/command/messages/sigma/CreateAttestationSubKeyMessage.java‎

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/*
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* This project is licensed as below.
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*
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* **************************************************************************
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*
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* Copyright 2020-2025 Altera Corporation. All Rights Reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
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* PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER
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* OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
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* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
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* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* **************************************************************************
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*/
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package com.intel.bkp.command.messages.sigma;
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import com.intel.bkp.command.logger.ILogger;
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import com.intel.bkp.utils.interfaces.BytesConvertible;
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import lombok.Getter;
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import lombok.Setter;
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import java.nio.ByteBuffer;
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@Getter
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@Setter
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public class CreateAttestationSubKeyMessage implements BytesConvertible, ILogger {
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private byte[] reservedHeader = new byte[0];
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private byte[] magic = new byte[0];
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private byte[] reserved1 = new byte[0];
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private byte[] verifierDhPubKey = new byte[0];
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private byte[] attestationCertificateType = new byte[0];
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private byte[] reserved2 = new byte[0];
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private byte[] verifierInputContext = new byte[0];
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private byte[] verifierCounter = new byte[0];
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private byte[] userKeyChain = new byte[0];
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@Override
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public byte[] array() {
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return ByteBuffer.allocate(
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reservedHeader.length
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+ magic.length
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+ reserved1.length
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+ verifierDhPubKey.length
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+ attestationCertificateType.length
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+ reserved2.length
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+ verifierInputContext.length
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+ verifierCounter.length
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+ userKeyChain.length)
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.put(reservedHeader)
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.put(magic)
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.put(reserved1)
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.put(verifierDhPubKey)
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.put(attestationCertificateType)
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.put(reserved2)
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.put(verifierInputContext)
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.put(verifierCounter)
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.put(userKeyChain)
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.array();
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}
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}

‎CommandCore/src/main/java/com/intel/bkp/command/messages/sigma/CreateAttestationSubKeyMessageBuilder.java‎

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/*
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* This project is licensed as below.
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*
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* **************************************************************************
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*
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* Copyright 2020-2025 Altera Corporation. All Rights Reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
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* PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER
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* OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
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* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
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* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* **************************************************************************
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*/
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package com.intel.bkp.command.messages.sigma;
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import com.intel.bkp.core.manufacturing.model.PufType;
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import com.intel.bkp.utils.ByteBufferSafe;
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import com.intel.bkp.utils.ByteSwap;
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import java.nio.ByteBuffer;
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import java.util.function.Function;
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import static com.intel.bkp.command.model.Magic.CREATE_SUBKEY;
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import static com.intel.bkp.utils.ByteSwapOrder.B2L;
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import static com.intel.bkp.utils.HexConverter.fromHex;
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public class CreateAttestationSubKeyMessageBuilder {
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private static final int DH_PUBLIC_KEY_LEN = 96;
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private static final int RESERVED1_LEN = 4;
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private static final int RESERVED2_LEN = 12;
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private static final int CONTEXT_LEN = 28;
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private static final int COUNTER_LEN = Integer.BYTES;
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private final byte[] reservedHeader = new byte[Integer.BYTES];
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private final byte[] magic = ByteSwap.getSwappedArray(CREATE_SUBKEY.getCode(), B2L);
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private final byte[] reserved1 = new byte[RESERVED1_LEN];
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private final byte[] verifierDhPubKey = new byte[DH_PUBLIC_KEY_LEN];
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private final byte[] attestationCertificateType = new byte[Integer.BYTES];
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private final byte[] reserved2 = new byte[RESERVED2_LEN];
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private final byte[] verifierInputContext = new byte[CONTEXT_LEN];
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private final byte[] verifierCounter = new byte[COUNTER_LEN];
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private byte[] userKeyChain = new byte[0];
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public CreateAttestationSubKeyMessageBuilder verifierDhPubKey(byte[] verifierDhPubKey) {
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ByteBufferSafe.wrap(verifierDhPubKey).getAll(this.verifierDhPubKey);
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return this;
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}
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public CreateAttestationSubKeyMessageBuilder pufType(PufType pufType) {
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byte[] pufTypeArray =
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ByteSwap.getSwappedArray(pufType.ordinal(), B2L);
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ByteBufferSafe.wrap(pufTypeArray).getAll(this.attestationCertificateType);
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return this;
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}
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public CreateAttestationSubKeyMessageBuilder context(String context) {
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ByteBuffer.allocate(CONTEXT_LEN)
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.put(fromHex(context))
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.rewind()
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.get(this.verifierInputContext);
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return this;
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}
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public CreateAttestationSubKeyMessageBuilder counter(int counter) {
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byte[] swapped = ByteSwap.getSwappedArray(counter, B2L);
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ByteBufferSafe.wrap(swapped).getAll(this.verifierCounter);
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return this;
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}
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public CreateAttestationSubKeyMessageBuilder userKeyChain(
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byte[] parentKeyChain, Function<byte[], byte[]> getDhEntry) {
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final byte[] dhEntry = getDhEntry.apply(getDataToSign());
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this.userKeyChain = ByteBuffer.allocate(parentKeyChain.length + dhEntry.length)
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.put(parentKeyChain)
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.put(dhEntry)
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.array();
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return this;
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}
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public CreateAttestationSubKeyMessage build() {
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CreateAttestationSubKeyMessage message = new CreateAttestationSubKeyMessage();
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message.setReservedHeader(reservedHeader);
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message.setMagic(magic);
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message.setReserved1(reserved1);
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message.setVerifierDhPubKey(verifierDhPubKey);
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message.setAttestationCertificateType(attestationCertificateType);
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message.setReserved2(reserved2);
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message.setVerifierInputContext(verifierInputContext);
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message.setVerifierCounter(verifierCounter);
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message.setUserKeyChain(userKeyChain);
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return message;
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}
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public CreateAttestationSubKeyMessageBuilder parse(byte[] message) {
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ByteBufferSafe buffer = ByteBufferSafe.wrap(message)
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.get(reservedHeader)
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.get(magic)
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.get(reserved1)
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.get(verifierDhPubKey)
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.get(attestationCertificateType)
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.get(reserved2)
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.get(verifierInputContext)
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.get(verifierCounter);
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userKeyChain = buffer.getRemaining();
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return this;
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}
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private byte[] getDataToSign() {
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return ByteBuffer.allocate(
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magic.length
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+ reserved1.length
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+ verifierDhPubKey.length
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+ attestationCertificateType.length
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+ reserved2.length
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+ verifierInputContext.length
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+ verifierCounter.length)
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.put(magic)
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.put(reserved1)
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.put(verifierDhPubKey)
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.put(attestationCertificateType)
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.put(reserved2)
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.put(verifierInputContext)
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.put(verifierCounter)
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.array();
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}
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}

‎CommandCore/src/main/java/com/intel/bkp/command/messages/sigma/GetMeasurementMessage.java‎

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/*
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* This project is licensed as below.
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*
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* **************************************************************************
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*
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* Copyright 2020-2025 Altera Corporation. All Rights Reserved.
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*
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* Redistribution and use in source and binary forms, with or without
9+
* modification, are permitted provided that the following conditions are met:
10+
*
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* 1. Redistributions of source code must retain the above copyright notice,
12+
* this list of conditions and the following disclaimer.
13+
*
14+
* 2. Redistributions in binary form must reproduce the above copyright
15+
* notice, this list of conditions and the following disclaimer in the
16+
* documentation and/or other materials provided with the distribution.
17+
*
18+
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
19+
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
20+
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
21+
* PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER
22+
* OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
23+
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
24+
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
25+
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
26+
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
27+
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* **************************************************************************
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*/
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package com.intel.bkp.command.messages.sigma;
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import com.intel.bkp.command.logger.ILogger;
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import com.intel.bkp.utils.interfaces.BytesConvertible;
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import lombok.Getter;
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import lombok.Setter;
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import java.nio.ByteBuffer;
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@Getter
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@Setter
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public class GetMeasurementMessage implements BytesConvertible, ILogger {
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private byte[] reservedHeader = new byte[0];
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private byte[] magic = new byte[0];
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private byte[] flags = new byte[0];
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private byte[] verifierDhPubKey = new byte[0];
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private byte[] attestationCertificateType = new byte[0];
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private byte[] reserved2 = new byte[0];
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private byte[] verifierInputContext = new byte[0];
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private byte[] verifierCounter = new byte[0];
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private byte[] userKeyChain = new byte[0];
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@Override
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public byte[] array() {
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return ByteBuffer.allocate(
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reservedHeader.length
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+ magic.length
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+ flags.length
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+ verifierDhPubKey.length
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+ attestationCertificateType.length
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+ reserved2.length
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+ verifierInputContext.length
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+ verifierCounter.length
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+ userKeyChain.length)
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.put(reservedHeader)
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.put(magic)
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.put(flags)
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.put(verifierDhPubKey)
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.put(attestationCertificateType)
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.put(reserved2)
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.put(verifierInputContext)
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.put(verifierCounter)
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.put(userKeyChain)
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.array();
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}
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}
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