Package org.starcoin.utils

Class SignatureUtils

java.lang.Object

org.starcoin.utils.SignatureUtils

public class SignatureUtils
extends Object

Field Summary

Fields

Modifier and Type	Field	Description
static String	GAS_TOKEN_CODE_STC

Constructor Summary

Constructors

Constructor	Description
SignatureUtils()

Method Summary

Modifier and Type	Method	Description
static RawUserTransaction	createRawUserTransaction(Integer chainId, AccountAddress accountAddress, BigInteger accountSeqNumber, TransactionPayload payload, BigInteger gasPrice, BigInteger gasLimit, Long expirationTimestampSecs)
static SignedUserTransaction	createSignedUserTransaction(Ed25519PrivateKey ed25519PrivateKey, Integer chainId, AccountAddress accountAddress, BigInteger accountSeqNumber, TransactionPayload payload, BigInteger gasPrice, BigInteger gasLimit, Long expirationTimestampSecs)
static byte[]	ed25519Sign(Ed25519PrivateKey privateKey, byte[] data)
static boolean	ed25519Verify(Ed25519PublicKey publicKey, byte[] signingMessage, byte[] signature)
static Ed25519PublicKey	getPublicKey(Ed25519PrivateKey privateKey)
static String	getTransactionHash(Ed25519PrivateKey ed25519PrivateKey, Integer chainId, AccountAddress accountAddress, BigInteger accountSeqNumber, TransactionPayload payload, BigInteger gasPrice, BigInteger gasLimit, Long expirationTimestampSecs)
static boolean	multiEd25519Verify(MultiEd25519PublicKey publicKey, byte[] signingMessage, byte[] signature)
static boolean	signedMessageCheckAccount(SignedMessage signedMessage, ChainId chainId, AccountResource accountResource)
static boolean	signedMessageCheckSignature(SignedMessage signedMessage)
static String	signPersonalMessage(Ed25519PrivateKey privateKey, String message)
static SignedUserTransaction	signTxn(Ed25519PrivateKey privateKey, RawUserTransaction rawUserTransaction)
static Ed25519PrivateKey	strToPrivateKey(String privateKeyString)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

GAS_TOKEN_CODE_STC

public static final String GAS_TOKEN_CODE_STC

See Also:

Constant Field Values

Constructor Detail

SignatureUtils

public SignatureUtils()

Method Detail

getTransactionHash

public static String getTransactionHash(Ed25519PrivateKey ed25519PrivateKey,
                                        Integer chainId,
                                        AccountAddress accountAddress,
                                        BigInteger accountSeqNumber,
                                        TransactionPayload payload,
                                        BigInteger gasPrice,
                                        BigInteger gasLimit,
                                        Long expirationTimestampSecs)

createSignedUserTransaction

public static SignedUserTransaction createSignedUserTransaction(Ed25519PrivateKey ed25519PrivateKey,
                                                                Integer chainId,
                                                                AccountAddress accountAddress,
                                                                BigInteger accountSeqNumber,
                                                                TransactionPayload payload,
                                                                BigInteger gasPrice,
                                                                BigInteger gasLimit,
                                                                Long expirationTimestampSecs)

createRawUserTransaction

public static RawUserTransaction createRawUserTransaction(Integer chainId,
                                                          AccountAddress accountAddress,
                                                          BigInteger accountSeqNumber,
                                                          TransactionPayload payload,
                                                          BigInteger gasPrice,
                                                          BigInteger gasLimit,
                                                          Long expirationTimestampSecs)

signTxn

public static SignedUserTransaction signTxn(Ed25519PrivateKey privateKey,
                                            RawUserTransaction rawUserTransaction)

signPersonalMessage

public static String signPersonalMessage(Ed25519PrivateKey privateKey,
                                         String message)

signedMessageCheckAccount

public static boolean signedMessageCheckAccount(SignedMessage signedMessage,
                                                ChainId chainId,
                                                AccountResource accountResource)
                                         throws DeserializationError,
                                                SerializationError

Throws:

DeserializationError

SerializationError

signedMessageCheckSignature

public static boolean signedMessageCheckSignature(SignedMessage signedMessage)
                                           throws SerializationError,
                                                  DeserializationError

Throws:

SerializationError

DeserializationError

getPublicKey

public static Ed25519PublicKey getPublicKey(Ed25519PrivateKey privateKey)

ed25519Sign

public static byte[] ed25519Sign(Ed25519PrivateKey privateKey,
                                 byte[] data)

ed25519Verify

public static boolean ed25519Verify(Ed25519PublicKey publicKey,
                                    byte[] signingMessage,
                                    byte[] signature)

multiEd25519Verify

public static boolean multiEd25519Verify(MultiEd25519PublicKey publicKey,
                                         byte[] signingMessage,
                                         byte[] signature)

strToPrivateKey

public static Ed25519PrivateKey strToPrivateKey(String privateKeyString)