Examples with PublicKey com.quorum.tessera.encryption.PublicKey used on opensource projects

Example 1 with PublicKey

use of com.quorum.tessera.encryption.PublicKey in project tessera by ConsenSys.

the class EncodedPayloadBuilderTest method encodeForSpecificRecipientWithPsv.

@Test
public void encodeForSpecificRecipientWithPsv() {
    final byte[] sender = new byte[] { 5, 66, -34, 71, -62, 114, 81, 104, 98, -70, -32, -116, 83, -15, -53, 3, 68, 57, -89, 57, 24, 79, -25, 7, 32, -115, -39, 40, 23, -78, -36, 26 };
    final byte[] cipherText = new byte[] { -46, -26, -18, 127, 37, -2, -84, -56, -71, 26, 3, 102, -61, 38, -1, 37, 105, 2, 10, 86, 6, 117, 69, 73, 91, 81, 68, 106, 23, 74, 12, 104, -63, 63, -119, 95, -16, -82, -34, 101, 89, 38, -19, 8, 23, -70, 90, 5, -7, -15, 23, -8, -88, 47, 72, 105, -103, -34, 10, 109, -48, 114, -127, -38, 41, 12, 3, 72, 113, -56, -90, -70, 124, -25, 127, 60, 100, 95, 127, 31, -72, -101, 26, -12, -9, 108, 54, 2, 124, 22, 55, 9, 123, 54, -16, 51, 28, -25, -102, -100, -23, 89, -15, 86, 22, -100, -63, -110, -2, -32, -1, 12, -116, 102, -43, 92, 2, 105, -78, -73, 111, -123, -59, -118, -32, 47, -63, 41, 72, -72, 35, -68, 45, 77, 110, -24, -113, -106, -31, -42, 13, -123, 54, 45, 83, -38, -57, 116, 107, -84, 22, -30, -49, 84, 39, 17, -20, -75, -122, -6, 73, -61, 70, -53, -65, -22, 13, 23, 43, -101, 23, 16, 31, -1, -19, -8, -94, -119, -28, -127, -101, 43, 31, -28, 16, -78, -86, 47, 42, 21, 115, 127, -81, 44, -33, -12, -74, -77, 111, 0, 121, 70, 67, 81, 74, 90, 116, -14, -75, 82, -110, -119, -23, 84, 74, 61, -31, -66, -71, -106, 60, 127, -113, -26, 73, -50, -112, -45, 82, 37, -68, -49, 40, -73, -53, 85, -71, 82, 32, 117, 25, -81, -13, -30, -48, -118, -82, 125, -63, 1, -46, -115, -104, 32, 2, -1, -124, -88, -20, -77, 108, 123, 41, 78, 108, -88, 65, 84, 66, -40, 79, -118, 63, -109, -85, -52, 8, -97, -49, 87, -27, -63, 75, -45, 51, 7, 116, -68, 16, 89, 53, 14, -121, 53, 38, -16, 122, -47, -110, -19, 72, 102, -81, 13, 13, -28, -103, 39, -26, 36, -15, -61, -91, -64, -99, 118, -34, -45, -119, 33, 57, 92, 119, 95, -17, 19, 50, 46, -119, 88, -123, -49, -68, -105, 74, -15, 102, 74, -19, 29, 75, -114, -34, -54, -6, 111, 122, 2, 55, 99, 58, -31, 123, 50, -84, -128, 71, 79, 19, -40, 92, 7, 75, -31, -113, -60, -8, 121, 105, 91, -127, 69, 106, -49, -13, -91, -34 };
    final byte[] nonce = new byte[] { -114, -128, 47, 49, 6, -71, -111, -76, -100, -16, 113, -126, 3, 107, 55, 1, 43, -6, -43, -104, -128, -125, -37, 31 };
    final byte[] recipientNonce = new byte[] { -110, 45, 44, -76, 17, 23, -76, 0, -75, 112, 70, 97, 108, -70, -76, 32, 100, -46, -67, 107, -89, 98, 64, -85 };
    final PublicKey recipient1 = PublicKey.from("recipient".getBytes());
    final PublicKey recipient2 = PublicKey.from("anotherRecipient".getBytes());
    List<PublicKey> recipientList = new ArrayList<>();
    recipientList.add(recipient1);
    recipientList.add(recipient2);
    List<byte[]> recipientBoxes = new ArrayList<>();
    recipientBoxes.add("box".getBytes());
    recipientBoxes.add("anotherBox".getBytes());
    final PrivacyGroup.Id groupId = PrivacyGroup.Id.fromBytes("group".getBytes());
    final EncodedPayload originalPayload = EncodedPayload.Builder.create().withSenderKey(PublicKey.from(sender)).withCipherText(cipherText).withCipherTextNonce(new Nonce(nonce)).withRecipientBoxes(recipientBoxes).withRecipientNonce(new Nonce(recipientNonce)).withRecipientKeys(recipientList).withPrivacyMode(PrivacyMode.PRIVATE_STATE_VALIDATION).withAffectedContractTransactions(singletonMap(new TxHash("test".getBytes()), "test".getBytes())).withExecHash("execHash".getBytes()).withPrivacyGroupId(groupId).build();
    final EncodedPayload payload1 = EncodedPayload.Builder.forRecipient(originalPayload, recipient1).build();
    assertThat(payload1).isNotNull();
    assertThat(payload1.getCipherText()).isEqualTo(originalPayload.getCipherText());
    assertThat(payload1.getSenderKey()).isEqualTo(originalPayload.getSenderKey());
    assertThat(payload1.getRecipientNonce()).isEqualTo(originalPayload.getRecipientNonce());
    assertThat(payload1.getCipherTextNonce()).isEqualTo(originalPayload.getCipherTextNonce());
    assertThat(payload1.getRecipientKeys()).hasSize(2).containsExactly(recipient1, recipient2);
    assertThat(payload1.getRecipientBoxes()).isNotEqualTo(originalPayload.getRecipientBoxes());
    assertThat(payload1.getRecipientBoxes()).hasSize(1).containsExactly(RecipientBox.from("box".getBytes()));
    assertThat(payload1.getPrivacyGroupId()).isPresent().get().isEqualTo(groupId);
    final EncodedPayload payload2 = EncodedPayload.Builder.forRecipient(originalPayload, recipient2).build();
    assertThat(payload2).isNotNull();
    assertThat(payload2.getCipherText()).isEqualTo(originalPayload.getCipherText());
    assertThat(payload2.getSenderKey()).isEqualTo(originalPayload.getSenderKey());
    assertThat(payload2.getRecipientNonce()).isEqualTo(originalPayload.getRecipientNonce());
    assertThat(payload2.getCipherTextNonce()).isEqualTo(originalPayload.getCipherTextNonce());
    assertThat(payload2.getRecipientKeys()).hasSize(2).containsExactly(recipient2, recipient1);
    assertThat(payload2.getRecipientBoxes()).isNotEqualTo(originalPayload.getRecipientBoxes());
    assertThat(payload2.getRecipientBoxes()).hasSize(1).containsExactly(RecipientBox.from("anotherBox".getBytes()));
    assertThat(payload1.getPrivacyGroupId()).isPresent().get().isEqualTo(groupId);
}

Example 2 with PublicKey

use of com.quorum.tessera.encryption.PublicKey in project tessera by ConsenSys.

the class EncodedPayloadBuilderTest method encodeForSpecificRecipientNotContainedInPayload.

@Test(expected = InvalidRecipientException.class)
public void encodeForSpecificRecipientNotContainedInPayload() {
    final EncodedPayload original = EncodedPayload.Builder.create().withSenderKey(senderKey).withCipherText(cipherText).withCipherTextNonce(cipherTextNonce).withRecipientBox(recipientBox).withRecipientNonce(recipientNonce).withRecipientKey(recipientKey).build();
    final PublicKey recipientKey = mock(PublicKey.class);
    EncodedPayload.Builder.forRecipient(original, recipientKey);
}

Example 3 with PublicKey

use of com.quorum.tessera.encryption.PublicKey in project tessera by ConsenSys.

the class EncodedPayloadBuilderTest method encodeForSpecificRecipientNoPsv.

@Test
public void encodeForSpecificRecipientNoPsv() {
    final PublicKey key1 = mock(PublicKey.class);
    final PublicKey key2 = mock(PublicKey.class);
    final PublicKey key3 = mock(PublicKey.class);
    final byte[] box1 = "box1".getBytes();
    final byte[] box2 = "box2".getBytes();
    final byte[] box3 = "box3".getBytes();
    final EncodedPayload original = EncodedPayload.Builder.create().withSenderKey(senderKey).withCipherText(cipherText).withCipherTextNonce(cipherTextNonce).withRecipientBoxes(List.of(box1, box2, box3)).withRecipientNonce(recipientNonce).withRecipientKeys(List.of(key1, key2, key3)).build();
    final EncodedPayload result = EncodedPayload.Builder.forRecipient(original, key2).build();
    assertThat(result).isNotNull();
    assertThat(result.getCipherText()).isEqualTo(original.getCipherText());
    assertThat(result.getSenderKey()).isEqualTo(original.getSenderKey());
    assertThat(result.getRecipientNonce()).isEqualTo(original.getRecipientNonce());
    assertThat(result.getCipherTextNonce()).isEqualTo(original.getCipherTextNonce());
    assertThat(result.getRecipientKeys()).hasSize(1).containsExactly(key2);
    assertThat(result.getRecipientBoxes()).hasSize(1).containsExactly(RecipientBox.from(box2));
    assertThat(result.getRecipientBoxes()).isNotEqualTo(original.getRecipientBoxes());
    assertThat(result.getPrivacyMode()).isEqualTo(PrivacyMode.STANDARD_PRIVATE);
    assertThat(result.getPrivacyGroupId()).isNotPresent();
}

Example 4 with PublicKey

use of com.quorum.tessera.encryption.PublicKey in project tessera by ConsenSys.

the class EncodedPayloadBuilderTest method withNewKeysReplacedOld.

@Test
public void withNewKeysReplacedOld() {
    final EncodedPayload sample = EncodedPayload.Builder.create().withRecipientKey(recipientKey).build();
    assertThat(sample.getRecipientKeys()).containsExactly(recipientKey);
    final PublicKey replacementKey = PublicKey.from("replacement".getBytes());
    final EncodedPayload updatedPayload = EncodedPayload.Builder.from(sample).withNewRecipientKeys(List.of(replacementKey)).build();
    assertThat(updatedPayload.getRecipientKeys()).containsExactly(replacementKey);
}

Example 5 with PublicKey

use of com.quorum.tessera.encryption.PublicKey in project tessera by ConsenSys.

the class PayloadEncoderImpl method decode.

@Override
public EncodedPayload decode(final byte[] input) {
    final ByteBuffer buffer = ByteBuffer.wrap(input);
    final long senderSize = buffer.getLong();
    final byte[] senderKey = new byte[Math.toIntExact(senderSize)];
    buffer.get(senderKey);
    final long cipherTextSize = buffer.getLong();
    final byte[] cipherText = new byte[Math.toIntExact(cipherTextSize)];
    buffer.get(cipherText);
    final long nonceSize = buffer.getLong();
    final byte[] nonce = new byte[Math.toIntExact(nonceSize)];
    buffer.get(nonce);
    final long numberOfRecipients = buffer.getLong();
    final List<byte[]> recipientBoxes = new ArrayList<>();
    for (long i = 0; i < numberOfRecipients; i++) {
        final long boxSize = buffer.getLong();
        final byte[] box = new byte[Math.toIntExact(boxSize)];
        buffer.get(box);
        recipientBoxes.add(box);
    }
    final long recipientNonceSize = buffer.getLong();
    final byte[] recipientNonce = new byte[Math.toIntExact(recipientNonceSize)];
    buffer.get(recipientNonce);
    EncodedPayload.Builder payloadBuilder = EncodedPayload.Builder.create();
    payloadBuilder.withSenderKey(PublicKey.from(senderKey)).withCipherText(cipherText).withCipherTextNonce(nonce).withRecipientBoxes(recipientBoxes).withRecipientNonce(recipientNonce);
    // participant)
    if (!buffer.hasRemaining()) {
        return payloadBuilder.withRecipientKeys(emptyList()).withPrivacyMode(PrivacyMode.STANDARD_PRIVATE).withAffectedContractTransactions(emptyMap()).withExecHash(new byte[0]).build();
    }
    final long recipientLength = buffer.getLong();
    final List<byte[]> recipientKeys = new ArrayList<>();
    for (long i = 0; i < recipientLength; i++) {
        final long boxSize = buffer.getLong();
        final byte[] box = new byte[Math.toIntExact(boxSize)];
        buffer.get(box);
        recipientKeys.add(box);
    }
    payloadBuilder.withRecipientKeys(recipientKeys.stream().map(PublicKey::from).collect(toList()));
    if (!buffer.hasRemaining()) {
        return payloadBuilder.withPrivacyMode(PrivacyMode.STANDARD_PRIVATE).withAffectedContractTransactions(emptyMap()).withExecHash(new byte[0]).build();
    }
    final long privacyFlagLength = buffer.getLong();
    final byte[] privacyFlag = new byte[Math.toIntExact(privacyFlagLength)];
    buffer.get(privacyFlag);
    final long affectedContractTransactionsLength = buffer.getLong();
    final Map<TxHash, byte[]> affectedContractTransactions = new HashMap<>();
    for (long i = 0; i < affectedContractTransactionsLength; i++) {
        final long txHashSize = buffer.getLong();
        final byte[] txHash = new byte[Math.toIntExact(txHashSize)];
        buffer.get(txHash);
        final long txSecHashSize = buffer.getLong();
        final byte[] txSecHash = new byte[Math.toIntExact(txSecHashSize)];
        buffer.get(txSecHash);
        affectedContractTransactions.put(new TxHash(txHash), txSecHash);
    }
    final PrivacyMode privacyMode = PrivacyMode.fromFlag(privacyFlag[0]);
    byte[] executionHash = new byte[0];
    if (buffer.hasRemaining()) {
        if (privacyMode == PrivacyMode.PRIVATE_STATE_VALIDATION) {
            final long executionHashSize = buffer.getLong();
            executionHash = new byte[Math.toIntExact(executionHashSize)];
            buffer.get(executionHash);
        }
    }
    payloadBuilder.withPrivacyMode(privacyMode).withAffectedContractTransactions(affectedContractTransactions).withExecHash(executionHash);
    if (buffer.hasRemaining()) {
        if (privacyMode == PrivacyMode.MANDATORY_RECIPIENTS) {
            final long mandatoryRecipientLength = buffer.getLong();
            final List<byte[]> mandatoryRecipients = new ArrayList<>();
            for (long i = 0; i < mandatoryRecipientLength; i++) {
                final long boxSize = buffer.getLong();
                final byte[] box = new byte[Math.toIntExact(boxSize)];
                buffer.get(box);
                mandatoryRecipients.add(box);
            }
            payloadBuilder.withMandatoryRecipients(mandatoryRecipients.stream().map(PublicKey::from).collect(Collectors.toSet()));
        }
    }
    if (!buffer.hasRemaining()) {
        return payloadBuilder.build();
    }
    final long privacyGroupIdSize = buffer.getLong();
    final byte[] privacyGroupId = new byte[Math.toIntExact(privacyGroupIdSize)];
    buffer.get(privacyGroupId);
    if (privacyGroupId.length > 0) {
        payloadBuilder.withPrivacyGroupId(PrivacyGroup.Id.fromBytes(privacyGroupId));
    }
    return payloadBuilder.build();
}