Uses of Class
com.horizen.librustsidechains.FieldElement

Packages that use FieldElement

Package	Description
com.horizen.certnative
com.horizen.commitmenttreenative
com.horizen.cswnative
com.horizen.fwtnative
com.horizen.librustsidechains
com.horizen.merkletreenative
com.horizen.poseidonnative
com.horizen.schnorrnative
com.horizen.scutxonative
com.horizen.vrfnative

Uses of FieldElement in com.horizen.certnative

Methods in com.horizen.certnative that return FieldElement

Modifier and Type	Method	Description
static FieldElement	NaiveThresholdSignatureWKeyRotation.createMsgToSign(WithdrawalCertificate withdrawalCertificate)
static FieldElement	NaiveThresholdSigProof.createMsgToSign(BackwardTransfer[] bt, FieldElement scId, int epochNumber, FieldElement endCumulativeScTxCommTreeRoot, long btrFee, long ftMinAmount, List<FieldElement> customFields)	Compute message to be signed
static FieldElement	NaiveThresholdSignatureWKeyRotation.getConstant(FieldElement genesisKeyRootHash, long threshold)
static FieldElement	NaiveThresholdSigProof.getConstant(List<SchnorrPublicKey> schnorrPublicKeys, long threshold)	Compute constant parameter
FieldElement[]	WithdrawalCertificate.getCustomFields()
FieldElement	WithdrawalCertificate.getHash()
FieldElement	WithdrawalCertificate.getMcbScTxsCom()
static FieldElement	NaiveThresholdSignatureWKeyRotation.getMsgToSignForMasterKeyUpdate(SchnorrPublicKey newMasterKey, int epochNumber, FieldElement scId)
static FieldElement	NaiveThresholdSignatureWKeyRotation.getMsgToSignForSigningKeyUpdate(SchnorrPublicKey newSigningKey, int epochNumber, FieldElement scId)
FieldElement	WithdrawalCertificate.getScId()
static FieldElement	NaiveThresholdSignatureWKeyRotation.nativeGetMsgToSignForMasterKeyUpdate(SchnorrPublicKey newMasterKey, int epochNumber, FieldElement scId)
static FieldElement	NaiveThresholdSignatureWKeyRotation.nativeGetMsgToSignForSigningKeyUpdate(SchnorrPublicKey newSigningKey, int epochNumber, FieldElement scId)

Methods in com.horizen.certnative with parameters of type FieldElement

Modifier and Type	Method	Description
static FieldElement	NaiveThresholdSigProof.createMsgToSign(BackwardTransfer[] bt, FieldElement scId, int epochNumber, FieldElement endCumulativeScTxCommTreeRoot, long btrFee, long ftMinAmount, List<FieldElement> customFields)	Compute message to be signed
static CreateProofResult	NaiveThresholdSignatureWKeyRotation.createProof(ValidatorKeysUpdatesList keysSignaturesList, WithdrawalCertificate withdrawalCertificate, Optional<WithdrawalCertificate> prevWithdrawalCertificate, List<SchnorrSignature> certSignaturesList, long maxPks, long threshold, FieldElement genesisKeysRootHash, String provingKeyPath, boolean zk)	Compute proof for given parameters
static CreateProofResult	NaiveThresholdSignatureWKeyRotation.createProof(ValidatorKeysUpdatesList keysSignaturesList, WithdrawalCertificate withdrawalCertificate, Optional<WithdrawalCertificate> prevWithdrawalCertificate, List<SchnorrSignature> certSignaturesList, long maxPks, long threshold, FieldElement genesisKeysRootHash, Optional<Integer> supportedDegree, String provingKeyPath, boolean zk)	Compute proof for given parameters
static CreateProofResult	NaiveThresholdSignatureWKeyRotation.createProof(ValidatorKeysUpdatesList keysSignaturesList, WithdrawalCertificate withdrawalCertificate, Optional<WithdrawalCertificate> prevWithdrawalCertificate, List<SchnorrSignature> certSignaturesList, long maxPks, long threshold, FieldElement genesisKeysRootHash, Optional<Integer> supportedDegree, String provingKeyPath, boolean checkProvingKey, boolean zk)	Compute proof for given parameters
static CreateProofResult	NaiveThresholdSignatureWKeyRotation.createProof(ValidatorKeysUpdatesList keysSignaturesList, WithdrawalCertificate withdrawalCertificate, Optional<WithdrawalCertificate> prevWithdrawalCertificate, List<SchnorrSignature> certSignaturesList, long maxPks, long threshold, FieldElement genesisKeysRootHash, Optional<Integer> supportedDegree, String provingKeyPath, boolean checkProvingKey, boolean zk, boolean compressedPk, boolean compressProof)	Compute proof for given parameters
static CreateProofResult	NaiveThresholdSigProof.createProof(List<BackwardTransfer> btList, FieldElement scId, int epochNumber, FieldElement endCumulativeScTxCommTreeRoot, long btrFee, long ftMinAmount, List<SchnorrSignature> schnorrSignatureList, List<SchnorrPublicKey> schnorrPublicKeyList, long threshold, List<FieldElement> customFields, String provingKeyPath, boolean zk)	Compute proof for given parameters
static CreateProofResult	NaiveThresholdSigProof.createProof(List<BackwardTransfer> btList, FieldElement scId, int epochNumber, FieldElement endCumulativeScTxCommTreeRoot, long btrFee, long ftMinAmount, List<SchnorrSignature> schnorrSignatureList, List<SchnorrPublicKey> schnorrPublicKeyList, long threshold, List<FieldElement> customFields, Optional<Integer> segmentSize, String provingKeyPath, boolean zk)	Compute proof for given parameters
static CreateProofResult	NaiveThresholdSigProof.createProof(List<BackwardTransfer> btList, FieldElement scId, int epochNumber, FieldElement endCumulativeScTxCommTreeRoot, long btrFee, long ftMinAmount, List<SchnorrSignature> schnorrSignatureList, List<SchnorrPublicKey> schnorrPublicKeyList, long threshold, List<FieldElement> customFields, Optional<Integer> segmentSize, String provingKeyPath, boolean checkProvingKey, boolean zk)	Compute proof for given parameters
static CreateProofResult	NaiveThresholdSigProof.createProof(List<BackwardTransfer> btList, FieldElement scId, int epochNumber, FieldElement endCumulativeScTxCommTreeRoot, long btrFee, long ftMinAmount, List<SchnorrSignature> schnorrSignatureList, List<SchnorrPublicKey> schnorrPublicKeyList, long threshold, List<FieldElement> customFields, Optional<Integer> segmentSize, String provingKeyPath, boolean checkProvingKey, boolean zk, boolean compressed_pk, boolean compress_proof)	Compute proof for given parameters
static Optional<String>	NaiveThresholdSignatureWKeyRotation.debugCircuit(ValidatorKeysUpdatesList keysSignaturesList, WithdrawalCertificate withdrawalCertificate, Optional<WithdrawalCertificate> prevWithdrawalCertificate, List<SchnorrSignature> certSignatures, long maxPks, long threshold, FieldElement genesisKeysRootHash)	Checks if possible to create a valid proof with the supplied data.
static Optional<String>	NaiveThresholdSigProof.debugCircuit(List<BackwardTransfer> btList, FieldElement scId, int epochNumber, FieldElement endCumulativeScTxCommTreeRoot, long btrFee, long ftMinAmount, List<SchnorrSignature> schnorrSignatureList, List<SchnorrPublicKey> schnorrPublicKeyList, long threshold, List<FieldElement> customFields)	Checks if possible to create a valid proof with the supplied data.
static FieldElement	NaiveThresholdSignatureWKeyRotation.getConstant(FieldElement genesisKeyRootHash, long threshold)
static FieldElement	NaiveThresholdSignatureWKeyRotation.getMsgToSignForMasterKeyUpdate(SchnorrPublicKey newMasterKey, int epochNumber, FieldElement scId)
static FieldElement	NaiveThresholdSignatureWKeyRotation.getMsgToSignForSigningKeyUpdate(SchnorrPublicKey newSigningKey, int epochNumber, FieldElement scId)
static FieldElement	NaiveThresholdSignatureWKeyRotation.nativeGetMsgToSignForMasterKeyUpdate(SchnorrPublicKey newMasterKey, int epochNumber, FieldElement scId)
static FieldElement	NaiveThresholdSignatureWKeyRotation.nativeGetMsgToSignForSigningKeyUpdate(SchnorrPublicKey newSigningKey, int epochNumber, FieldElement scId)
void	WithdrawalCertificate.setCustomFields(FieldElement[] customFields)
void	WithdrawalCertificate.setMcbScTxsCom(FieldElement mcbScTxsCom)
void	WithdrawalCertificate.setScId(FieldElement scId)
static boolean	NaiveThresholdSignatureWKeyRotation.verifyProof(WithdrawalCertificate withdrawalCertificate, Optional<WithdrawalCertificate> prevWithdrawalCertificate, FieldElement genesisConstant, byte[] proof, boolean checkProof, String verificationKeyPath, boolean checkVerificationKey)	Verify proof using the supplied parameters
static boolean	NaiveThresholdSignatureWKeyRotation.verifyProof(WithdrawalCertificate withdrawalCertificate, Optional<WithdrawalCertificate> prevWithdrawalCertificate, FieldElement genesisConstant, byte[] proof, String verificationKeyPath)	Verify proof using the supplied parameters
static boolean	NaiveThresholdSigProof.verifyProof(List<BackwardTransfer> btList, FieldElement scId, int epochNumber, FieldElement endCumulativeScTxCommTreeRoot, long btrFee, long ftMinAmount, FieldElement constant, long quality, List<FieldElement> customFields, byte[] proof, boolean checkProof, String verificationKeyPath, boolean checkVerificationKey)	Verify proof using the supplied parameters
static boolean	NaiveThresholdSigProof.verifyProof(List<BackwardTransfer> btList, FieldElement scId, int epochNumber, FieldElement endCumulativeScTxCommTreeRoot, long btrFee, long ftMinAmount, FieldElement constant, long quality, List<FieldElement> customFields, byte[] proof, String verificationKeyPath)	Verify proof using the supplied parameters

Method parameters in com.horizen.certnative with type arguments of type FieldElement

Modifier and Type	Method	Description
static FieldElement	NaiveThresholdSigProof.createMsgToSign(BackwardTransfer[] bt, FieldElement scId, int epochNumber, FieldElement endCumulativeScTxCommTreeRoot, long btrFee, long ftMinAmount, List<FieldElement> customFields)	Compute message to be signed

Constructors in com.horizen.certnative with parameters of type FieldElement

Constructor	Description
WithdrawalCertificate(FieldElement scId, int epochNumber, List<BackwardTransfer> btList, long quality, FieldElement mcbScTxsCom, long ftMinAmount, long btrMinFee, List<FieldElement> customFields)
WithdrawalCertificate(FieldElement scId, int epochNumber, List<BackwardTransfer> btList, FieldElement mcbScTxsCom, long ftMinAmount, long btrMinFee, List<FieldElement> customFields)

Uses of FieldElement in com.horizen.commitmenttreenative

Methods in com.horizen.commitmenttreenative that return types with arguments of type FieldElement

Modifier and Type	Method	Description
Optional<FieldElement>	CommitmentTree.getBtrCommitment(byte[] scId)
Optional<List<FieldElement>>	CommitmentTree.getBtrLeaves(byte[] scId)
Optional<FieldElement>	CommitmentTree.getCertCommitment(byte[] scId)
Optional<FieldElement>	CommitmentTree.getCommitment()
Optional<List<FieldElement>>	CommitmentTree.getCrtLeaves(byte[] scId)
Optional<FieldElement>	CommitmentTree.getCswCommitment(byte[] scId)
Optional<FieldElement>	CommitmentTree.getFwtCommitment(byte[] scId)
Optional<List<FieldElement>>	CommitmentTree.getFwtLeaves(byte[] scId)
Optional<FieldElement>	CommitmentTree.getScCommitment(byte[] scId)
Optional<FieldElement>	CommitmentTree.getScCrCommitment(byte[] scId)

Methods in com.horizen.commitmenttreenative with parameters of type FieldElement

Modifier and Type	Method	Description
static boolean	CommitmentTree.verifyScAbsence(byte[] scId, ScAbsenceProof absenceProof, FieldElement commitment)
static boolean	CommitmentTree.verifyScCommitment(FieldElement scCommitment, ScExistenceProof existenceProof, FieldElement commitment)

Uses of FieldElement in com.horizen.cswnative

Methods in com.horizen.cswnative that return FieldElement

Modifier and Type	Method	Description
FieldElement	CswFtProverData.getMcbScTxsComStart()
FieldElement	CswSysData.getNullifier()
FieldElement	CswFtProverData.getScbBtrTreeRoot()
FieldElement	CswFtProverData.getScCreationTxHash()
FieldElement[]	CswFtProverData.getScTxsComHashes()
FieldElement	CswFtProverData.getwCertTreeRoot()

Methods in com.horizen.cswnative that return types with arguments of type FieldElement

Modifier and Type	Method	Description
Optional<FieldElement>	CswSysData.getConstant()
Optional<FieldElement>	CswSysData.getMcbScTxsComEnd()
Optional<FieldElement>	CswSysData.getScLastWcertHash()

Methods in com.horizen.cswnative with parameters of type FieldElement

Modifier and Type	Method	Description
static byte[]	CswProof.createProof(int rangeSize, int numCustomFields, CswSysData sysData, FieldElement scId, Optional<WithdrawalCertificate> lastWcert, Optional<CswUtxoProverData> utxoData, Optional<CswFtProverData> ftData, String provingKeyPath)	Compute proof for given parameters.
static byte[]	CswProof.createProof(int rangeSize, int numCustomFields, CswSysData sysData, FieldElement scId, Optional<WithdrawalCertificate> lastWcert, Optional<CswUtxoProverData> utxoData, Optional<CswFtProverData> ftData, Optional<Integer> segmentSize, String provingKeyPath)	Compute proof for given parameters.
static byte[]	CswProof.createProof(int rangeSize, int numCustomFields, CswSysData sysData, FieldElement scId, Optional<WithdrawalCertificate> lastWcert, Optional<CswUtxoProverData> utxoData, Optional<CswFtProverData> ftData, Optional<Integer> segmentSize, String provingKeyPath, boolean zk)	Compute proof for given parameters
static byte[]	CswProof.createProof(int rangeSize, int numCustomFields, CswSysData sysData, FieldElement scId, Optional<WithdrawalCertificate> lastWcert, Optional<CswUtxoProverData> utxoData, Optional<CswFtProverData> ftData, Optional<Integer> segmentSize, String provingKeyPath, boolean checkProvingKey, boolean zk)	Compute proof for given parameters
static byte[]	CswProof.createProof(int rangeSize, int numCustomFields, CswSysData sysData, FieldElement scId, Optional<WithdrawalCertificate> lastWcert, Optional<CswUtxoProverData> utxoData, Optional<CswFtProverData> ftData, Optional<Integer> segmentSize, String provingKeyPath, boolean checkProvingKey, boolean zk, boolean compressed_pk, boolean compress_proof)	Compute proof for given parameters
static Optional<String>	CswProof.debugCircuit(int rangeSize, int numCustomFields, CswSysData sysData, FieldElement scId, Optional<WithdrawalCertificate> lastWcert, Optional<CswUtxoProverData> utxoData, Optional<CswFtProverData> ftData)	Checks if possible to create a valid proof with the supplied data.
static boolean	CswProof.verifyProof(CswSysData sysData, FieldElement scId, byte[] proof, boolean checkProof, String verificationKeyPath, boolean checkVerificationKey)	Verify proof using the supplied parameters
static boolean	CswProof.verifyProof(CswSysData sysData, FieldElement scId, byte[] proof, String verificationKeyPath)	Verify proof using the supplied parameters

Constructors in com.horizen.cswnative with parameters of type FieldElement

Constructor	Description
CswFtProverData(ForwardTransferOutput output, byte[] ftInputSecretKey, FieldElement mcbScTxsComStart, MerklePath merklePathToScHash, MerklePath ftTreePath, FieldElement scCreationCommitment, FieldElement scbBtrTreeRoot, FieldElement wCertTreeRoot, List<FieldElement> scTxsComHashes)
CswSysData(Optional<FieldElement> constant, Optional<FieldElement> scLastWcertHash, Optional<FieldElement> mcbScTxsComEnd, long amount, FieldElement nullifier, byte[] receiver)

Constructor parameters in com.horizen.cswnative with type arguments of type FieldElement

Constructor	Description
CswFtProverData(ForwardTransferOutput output, byte[] ftInputSecretKey, FieldElement mcbScTxsComStart, MerklePath merklePathToScHash, MerklePath ftTreePath, FieldElement scCreationCommitment, FieldElement scbBtrTreeRoot, FieldElement wCertTreeRoot, List<FieldElement> scTxsComHashes)
CswSysData(Optional<FieldElement> constant, Optional<FieldElement> scLastWcertHash, Optional<FieldElement> mcbScTxsComEnd, long amount, FieldElement nullifier, byte[] receiver)

Uses of FieldElement in com.horizen.fwtnative

Methods in com.horizen.fwtnative that return FieldElement

Modifier and Type	Method	Description
FieldElement	ForwardTransferOutput.getHash()
FieldElement	ForwardTransferOutput.getNullifier()

Uses of FieldElement in com.horizen.librustsidechains

Methods in com.horizen.librustsidechains that return FieldElement

Modifier and Type	Method	Description
static FieldElement	FieldElement.createFromLong(long value)	Convert an integer value to a field element
static FieldElement	FieldElement.createRandom()
static FieldElement	FieldElement.createRandom(long seed)
static FieldElement	FieldElement.createRandom(Random r)
static FieldElement	FieldElement.deserialize(byte[] fieldElementBytes)	Deserialize a FieldElement from "fieldElementBytes"
static FieldElement	FieldElement.joinAt(FieldElement fe1, int index1, FieldElement fe2, int index2)	The inverse of the splitAt() method: join fe1.bytes[0..index1) and fe2.bytes[0..index2) in a single byte array and deserialize a FieldElement out of it.
static FieldElement	FieldElement.joinAt(FieldElement fe1, int index1, FieldElement fe2, int index2, boolean checkZeroAfterIdx)	The inverse of the splitAt() method: join fe1.bytes[0..index1) and fe2.bytes[0..index2) in a single byte array and deserialize a FieldElement out of it.

Methods in com.horizen.librustsidechains that return types with arguments of type FieldElement

Modifier and Type	Method	Description
List<FieldElement>	FieldElement.splitAt(int index)	Split this FieldElement into two FieldElements.

Methods in com.horizen.librustsidechains with parameters of type FieldElement

Modifier and Type	Method	Description
static FieldElement	FieldElement.joinAt(FieldElement fe1, int index1, FieldElement fe2, int index2)	The inverse of the splitAt() method: join fe1.bytes[0..index1) and fe2.bytes[0..index2) in a single byte array and deserialize a FieldElement out of it.
static FieldElement	FieldElement.joinAt(FieldElement fe1, int index1, FieldElement fe2, int index2, boolean checkZeroAfterIdx)	The inverse of the splitAt() method: join fe1.bytes[0..index1) and fe2.bytes[0..index2) in a single byte array and deserialize a FieldElement out of it.

Uses of FieldElement in com.horizen.merkletreenative

Methods in com.horizen.merkletreenative that return FieldElement

Modifier and Type	Method	Description
FieldElement	MerklePath.apply(FieldElement leaf)
FieldElement	InMemoryAppendOnlyMerkleTree.root()
FieldElement	InMemorySparseMerkleTree.root()	Return the root of the tree, only if the tree is in "finalized" state.

Methods in com.horizen.merkletreenative with parameters of type FieldElement

Modifier and Type	Method	Description
boolean	InMemoryAppendOnlyMerkleTree.append(FieldElement input)
FieldElement	MerklePath.apply(FieldElement leaf)
boolean	MerklePath.verify(int merkleTreeHeight, FieldElement leaf, FieldElement root)
boolean	MerklePath.verify(FieldElement leaf, FieldElement root)

Method parameters in com.horizen.merkletreenative with type arguments of type FieldElement

Modifier and Type	Method	Description
void	InMemorySparseMerkleTree.addLeaves(Map<Long,FieldElement> leaves)	Add the specified leaves at the specified positions inside the tree.

Uses of FieldElement in com.horizen.poseidonnative

Methods in com.horizen.poseidonnative that return FieldElement

Modifier and Type	Method	Description
static FieldElement	PoseidonHash.computePoseidonHash(FieldElement[] inputs)	Deprecated. Kept for backward compatibility if needed.
FieldElement	PoseidonHash.finalizeHash()
FieldElement	PoseidonHashable.getHash()	Compute Poseidon Hash of this instance

Methods in com.horizen.poseidonnative with parameters of type FieldElement

Modifier and Type	Method	Description
static FieldElement	PoseidonHash.computePoseidonHash(FieldElement[] inputs)	Deprecated. Kept for backward compatibility if needed.
static PoseidonHash	PoseidonHash.getInstance(FieldElement[] personalization)
static PoseidonHash	PoseidonHash.getInstanceConstantLength(int inputSize, FieldElement[] personalization)
static PoseidonHash	PoseidonHash.getInstanceVariableLength(boolean modRate, FieldElement[] personalization)
void	PoseidonHash.reset(FieldElement[] personalization)
void	PoseidonHash.update(FieldElement input)

Uses of FieldElement in com.horizen.schnorrnative

Methods in com.horizen.schnorrnative that return FieldElement

Modifier and Type	Method	Description
FieldElement	SchnorrPublicKey.getHash()
static FieldElement	ValidatorKeysUpdatesList.getInputKeysRootHash(SchnorrPublicKey[] signingKeys, SchnorrPublicKey[] masterKeys, long maxPks)	Utility: computes the validator keys merkle root given the set of signing keys and master keys passed as input to the function.
FieldElement	ValidatorKeysUpdatesList.getKeysRootHash()	Computes the current validator keys merkle root.
FieldElement	ValidatorKeysUpdatesList.getUpdatedKeysRootHash()	Computes the updated validator keys merkle root.

Methods in com.horizen.schnorrnative with parameters of type FieldElement

Modifier and Type	Method	Description
SchnorrSignature	SchnorrKeyPair.signMessage(FieldElement message)
boolean	SchnorrPublicKey.verifySignature(SchnorrSignature signature, FieldElement message)

Uses of FieldElement in com.horizen.scutxonative

Methods in com.horizen.scutxonative that return FieldElement

Modifier and Type	Method	Description
FieldElement	ScUtxoOutput.getHash()
FieldElement	ScUtxoOutput.getNullifier()

Uses of FieldElement in com.horizen.vrfnative

Methods in com.horizen.vrfnative that return FieldElement

Modifier and Type	Method	Description
FieldElement	VRFProveResult.getVRFOutput()
FieldElement	VRFPublicKey.proofToHash(VRFProof proof, FieldElement message)

Methods in com.horizen.vrfnative with parameters of type FieldElement

Modifier and Type	Method	Description
FieldElement	VRFPublicKey.proofToHash(VRFProof proof, FieldElement message)
VRFProveResult	VRFKeyPair.prove(FieldElement message)

Constructors in com.horizen.vrfnative with parameters of type FieldElement

Constructor	Description
VRFProveResult(VRFProof vrfProof, FieldElement vrfOutput)