public void TransitionAssetProofParserTest()
{
ulong syncBlockHeight = 1;
uint nonce = 4;
byte[] powHash = BinaryHelper.GetPowHash(1234);
ushort version = 1;
byte[] body;
byte[] transactionPublicKey = ConfidentialAssetsHelper.GetRandomSeed();
byte[] destinationKey = ConfidentialAssetsHelper.GetRandomSeed();
byte[] destinationKey2 = ConfidentialAssetsHelper.GetRandomSeed();
byte[] keyImage = BinaryHelper.GetRandomPublicKey();
byte[] assetCommitment = ConfidentialAssetsHelper.GetRandomSeed();
byte[] mask = ConfidentialAssetsHelper.GetRandomSeed();
byte[] assetId = ConfidentialAssetsHelper.GetRandomSeed();
byte[] assetIssuer = ConfidentialAssetsHelper.GetRandomSeed();
byte[] payload = ConfidentialAssetsHelper.GetRandomSeed();
ushort pubKeysCount = 10;
byte[][] ownershipAssetCommitments = new byte[pubKeysCount][];
byte[][] pubKeys = new byte[pubKeysCount][];
byte[] secretKey = null;
ushort secretKeyIndex = 5;
byte[] e = ConfidentialAssetsHelper.GetRandomSeed();
byte[][] s = new byte[pubKeysCount][];
ushort eligibilityCommitmentsCount = 7;
byte[][] eligibilityCommitments = new byte[eligibilityCommitmentsCount][];
byte[] eligibilityE = ConfidentialAssetsHelper.GetRandomSeed();
byte[][] eligibilityS = new byte[eligibilityCommitmentsCount][];
for (int i = 0; i < pubKeysCount; i++)
{
pubKeys[i] = BinaryHelper.GetRandomPublicKey(out byte[] secretKeyTemp);
if (i == secretKeyIndex)
{
secretKey = secretKeyTemp;
}
ownershipAssetCommitments[i] = ConfidentialAssetsHelper.GetRandomSeed();
s[i] = ConfidentialAssetsHelper.GetRandomSeed();
}
for (int i = 0; i < eligibilityCommitmentsCount; i++)
{
eligibilityCommitments[i] = ConfidentialAssetsHelper.GetRandomSeed();
eligibilityS[i] = ConfidentialAssetsHelper.GetRandomSeed();
}
using (MemoryStream ms = new MemoryStream())
{
using (BinaryWriter bw = new BinaryWriter(ms))
{
bw.Write(assetCommitment);
bw.Write(mask);
bw.Write(assetId);
bw.Write(assetIssuer);
bw.Write(payload);
bw.Write(pubKeysCount);
for (int i = 0; i < pubKeysCount; i++)
{
bw.Write(ownershipAssetCommitments[i]);
}
bw.Write(e);
for (int i = 0; i < pubKeysCount; i++)
{
bw.Write(s[i]);
}
bw.Write(eligibilityCommitmentsCount);
for (int i = 0; i < eligibilityCommitmentsCount; i++)
{
bw.Write(eligibilityCommitments[i]);
}
bw.Write(eligibilityE);
for (int i = 0; i < eligibilityCommitmentsCount; i++)
{
bw.Write(eligibilityS[i]);
}
}
body = ms.ToArray();
}
byte[] packet = BinaryHelper.GetUtxoConfidentialPacket(PacketType.UtxoConfidential, syncBlockHeight, nonce, powHash, version,
BlockTypes.UtxoConfidential_TransitionOnboardingDisclosingProofs, keyImage, destinationKey, destinationKey2, transactionPublicKey, body, pubKeys, secretKey, secretKeyIndex,
out RingSignature[] ringSignatures);
TransitionOnboardingDisclosingProofsParser parser = new TransitionOnboardingDisclosingProofsParser(_identityKeyProvidersRegistry);
TransitionOnboardingDisclosingProofs block = (TransitionOnboardingDisclosingProofs)parser.Parse(packet);
Assert.Equal(syncBlockHeight, block.SyncBlockHeight);
Assert.Equal(nonce, block.Nonce);
Assert.Equal(powHash, block.PowHash);
Assert.Equal(version, block.Version);
Assert.Equal(keyImage, block.KeyImage.Value.ToArray());
Assert.Equal(destinationKey, block.DestinationKey);
Assert.Equal(destinationKey2, block.DestinationKey2);
Assert.Equal(transactionPublicKey, block.TransactionPublicKey);
Assert.Equal(assetCommitment, block.AssetCommitment);
Assert.Equal(mask, block.EcdhTuple.Mask);
Assert.Equal(assetId, block.EcdhTuple.AssetId);
Assert.Equal(assetIssuer, block.EcdhTuple.AssetIssuer);
Assert.Equal(payload, block.EcdhTuple.Payload);
Assert.Equal(pubKeysCount, block.OwnershipProof.AssetCommitments.Length);
for (int i = 0; i < pubKeysCount; i++)
{
Assert.Equal(ownershipAssetCommitments[i], block.OwnershipProof.AssetCommitments[i]);
Assert.Equal(s[i], block.OwnershipProof.Rs.S[i]);
Assert.Equal(ringSignatures[i].C, block.Signatures[i].C);
Assert.Equal(ringSignatures[i].R, block.Signatures[i].R);
}
Assert.Equal(e, block.OwnershipProof.Rs.E);
Assert.Equal(eligibilityCommitmentsCount, block.EligibilityProof.AssetCommitments.Length);
for (int i = 0; i < eligibilityCommitmentsCount; i++)
{
Assert.Equal(eligibilityCommitments[i], block.EligibilityProof.AssetCommitments[i]);
Assert.Equal(eligibilityS[i], block.EligibilityProof.Rs.S[i]);
}
Assert.Equal(eligibilityE, block.EligibilityProof.Rs.E);
}
public void TransitionAssetProofSerializerTest()
{
ulong syncBlockHeight = 1;
uint nonce = 4;
byte[] powHash = BinaryHelper.GetPowHash(1234);
ushort version = 1;
byte[] body;
byte[] transactionPublicKey = ConfidentialAssetsHelper.GetRandomSeed();
byte[] destinationKey = ConfidentialAssetsHelper.GetRandomSeed();
byte[] destinationKey2 = ConfidentialAssetsHelper.GetRandomSeed();
byte[] keyImage = BinaryHelper.GetRandomPublicKey();
byte[] assetCommitment = ConfidentialAssetsHelper.GetRandomSeed();
byte[] mask = ConfidentialAssetsHelper.GetRandomSeed();
byte[] assetId = ConfidentialAssetsHelper.GetRandomSeed();
byte[] assetIssuer = ConfidentialAssetsHelper.GetRandomSeed();
byte[] payload = ConfidentialAssetsHelper.GetRandomSeed();
ushort pubKeysCount = 10;
byte[][] ownershipAssetCommitments = new byte[pubKeysCount][];
byte[][] pubKeys = new byte[pubKeysCount][];
byte[] secretKey = null;
ushort secretKeyIndex = 5;
byte[] e = ConfidentialAssetsHelper.GetRandomSeed();
byte[][] s = new byte[pubKeysCount][];
ushort eligibilityCommitmentsCount = 7;
byte[][] eligibilityCommitments = new byte[eligibilityCommitmentsCount][];
byte[] eligibilityE = ConfidentialAssetsHelper.GetRandomSeed();
byte[][] eligibilityS = new byte[eligibilityCommitmentsCount][];
for (int i = 0; i < pubKeysCount; i++)
{
if (i == secretKeyIndex)
{
secretKey = ConfidentialAssetsHelper.GetOTSK(transactionPublicKey, _privateViewKey, _privateKey);
pubKeys[i] = ConfidentialAssetsHelper.GetPublicKey(secretKey);
keyImage = ConfidentialAssetsHelper.GenerateKeyImage(secretKey);
}
else
{
pubKeys[i] = BinaryHelper.GetRandomPublicKey(out byte[] secretKeyTemp);
}
ownershipAssetCommitments[i] = ConfidentialAssetsHelper.GetRandomSeed();
s[i] = ConfidentialAssetsHelper.GetRandomSeed();
}
for (int i = 0; i < eligibilityCommitmentsCount; i++)
{
eligibilityCommitments[i] = ConfidentialAssetsHelper.GetRandomSeed();
eligibilityS[i] = ConfidentialAssetsHelper.GetRandomSeed();
}
using (MemoryStream ms = new MemoryStream())
{
using (BinaryWriter bw = new BinaryWriter(ms))
{
bw.Write(assetCommitment);
bw.Write(mask);
bw.Write(assetId);
bw.Write(assetIssuer);
bw.Write(payload);
bw.Write(pubKeysCount);
for (int i = 0; i < pubKeysCount; i++)
{
bw.Write(ownershipAssetCommitments[i]);
}
bw.Write(e);
for (int i = 0; i < pubKeysCount; i++)
{
bw.Write(s[i]);
}
bw.Write(eligibilityCommitmentsCount);
for (int i = 0; i < eligibilityCommitmentsCount; i++)
{
bw.Write(eligibilityCommitments[i]);
}
bw.Write(eligibilityE);
for (int i = 0; i < eligibilityCommitmentsCount; i++)
{
bw.Write(eligibilityS[i]);
}
}
body = ms.ToArray();
}
byte[] expectedPacket = BinaryHelper.GetUtxoConfidentialPacket(PacketType.UtxoConfidential, syncBlockHeight, nonce, powHash, version,
BlockTypes.UtxoConfidential_TransitionOnboardingDisclosingProofs, keyImage, destinationKey, destinationKey2, transactionPublicKey, body, pubKeys, secretKey, secretKeyIndex,
out RingSignature[] ringSignatures);
TransitionOnboardingDisclosingProofs block = new TransitionOnboardingDisclosingProofs
{
SyncBlockHeight = syncBlockHeight,
Nonce = nonce,
PowHash = powHash,
DestinationKey = destinationKey,
DestinationKey2 = destinationKey2,
KeyImage = new Key32(keyImage),
TransactionPublicKey = transactionPublicKey,
AssetCommitment = assetCommitment,
EcdhTuple = new EcdhTupleProofs
{
Mask = mask,
AssetId = assetId,
AssetIssuer = assetIssuer,
Payload = payload
},
OwnershipProof = new SurjectionProof
{
AssetCommitments = ownershipAssetCommitments,
Rs = new BorromeanRingSignature
{
E = e,
S = s
}
},
EligibilityProof = new SurjectionProof
{
AssetCommitments = eligibilityCommitments,
Rs = new BorromeanRingSignature
{
E = eligibilityE,
S = eligibilityS
}
}
};
TransitionOnboardingDisclosingProofsSerializer serializer = new TransitionOnboardingDisclosingProofsSerializer();
serializer.Initialize(block);
serializer.SerializeBody();
_utxoSigningService.Sign(block, new UtxoSignatureInput(transactionPublicKey, pubKeys, secretKeyIndex));
byte[] actualPacket = serializer.GetBytes();
Span <byte> expectedSpan = new Span <byte>(expectedPacket);
Span <byte> actualSpan = new Span <byte>(actualPacket);
Assert.Equal(expectedSpan.Slice(0, expectedPacket.Length - pubKeysCount * 64).ToArray(), actualSpan.Slice(0, actualPacket.Length - pubKeysCount * 64).ToArray());
}
protected override Memory <byte> ParseUtxoConfidential(ushort version, Memory <byte> spanBody, out UtxoConfidentialBase utxoConfidentialBase)
{
UtxoConfidentialBase block = null;
if (version == 1)
{
int readBytes = 0;
ReadCommitment(ref spanBody, ref readBytes, out byte[] assetCommitment);
ReadEcdhTupleProofs(ref spanBody, ref readBytes, out EcdhTupleProofs ecdhTuple);
ReadSurjectionProof(ref spanBody, ref readBytes, out SurjectionProof ownershipProofs);
ReadSurjectionProof(ref spanBody, ref readBytes, out SurjectionProof eligibilityProofs);
byte associatedProofsCount = spanBody.Slice(readBytes++).Span[0];
AssociatedProofs[] associatedProofs = new AssociatedProofs[associatedProofsCount];
for (int i = 0; i < associatedProofsCount; i++)
{
byte associatedProofType = spanBody.Slice(readBytes++).Span[0];
AssociatedProofs associatedProof;
if (associatedProofType == 1)
{
ReadCommitment(ref spanBody, ref readBytes, out byte[] associatedAssetCommitment);
associatedProof = new AssociatedAssetProofs
{
AssociatedAssetCommitment = associatedAssetCommitment
};
}
else
{
associatedProof = new AssociatedProofs();
}
ReadCommitment(ref spanBody, ref readBytes, out byte[] associatedGroupId);
ReadSurjectionProof(ref spanBody, ref readBytes, out SurjectionProof associationProofs);
ReadSurjectionProof(ref spanBody, ref readBytes, out SurjectionProof rootProofs);
associatedProof.AssociatedAssetGroupId = associatedGroupId;
associatedProof.AssociationProofs = associationProofs;
associatedProof.RootProofs = rootProofs;
associatedProofs[i] = associatedProof;
}
block = new TransitionOnboardingDisclosingProofs
{
AssetCommitment = assetCommitment,
EcdhTuple = ecdhTuple,
OwnershipProof = ownershipProofs,
EligibilityProof = eligibilityProofs,
AssociatedProofs = associatedProofs
};
utxoConfidentialBase = block;
return(spanBody.Slice(readBytes));
}
throw new BlockVersionNotSupportedException(version, BlockType);
}