com.virgilsecurity.crypto

Class VirgilSigner

java.lang.Object

com.virgilsecurity.crypto.VirgilSigner

All Implemented Interfaces:

AutoCloseable

public class VirgilSigner
extends Object
implements AutoCloseable

This class provides high-level interface to sign and verify data using Virgil Security keys. This module can sign / verify as raw data and Virgil Security tickets.

Author:

Andrii Iakovenko

Field Summary

Fields

Modifier and Type	Field and Description
protected boolean	swigCMemOwn

Constructor Summary

Constructors

Modifier	Constructor and Description
	VirgilSigner() Create a new instance of VirgilSigner
protected	VirgilSigner(long cPtr, boolean cMemoryOwn)
	VirgilSigner(VirgilHash.Algorithm hashAlgorithm) Create a new instance of VirgilSigner

Method Summary

Modifier and Type	Method and Description
void	close()
void	delete()
protected void	finalize()
protected static long	getCPtr(VirgilSigner obj)
byte[]	sign(byte[] data, byte[] privateKey) Sign data with given private key.
byte[]	sign(byte[] data, byte[] privateKey, byte[] privateKeyPassword) Sign data with given private key.
boolean	verify(byte[] data, byte[] sign, byte[] publicKey) Verify sign and data to be conformed to the given public key.

Methods inherited from class java.lang.Object

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

Field Detail

swigCMemOwn

protected transient boolean swigCMemOwn

Constructor Detail

VirgilSigner

protected VirgilSigner(long cPtr,
                       boolean cMemoryOwn)

VirgilSigner

public VirgilSigner(VirgilHash.Algorithm hashAlgorithm)

Create a new instance of VirgilSigner

Specified hash function algorithm is used only during signing.

Parameters:

hashAlgorithm - the hash algorithm.

VirgilSigner

public VirgilSigner()

Create a new instance of VirgilSigner

Method Detail

getCPtr

protected static long getCPtr(VirgilSigner obj)

finalize

protected void finalize()

Overrides:

finalize in class Object

delete

public void delete()

close

public void close()

Specified by:

close in interface AutoCloseable

sign

public byte[] sign(byte[] data,
                   byte[] privateKey,
                   byte[] privateKeyPassword)

Sign data with given private key.

Parameters:

data - the data to be signed.

privateKey - the private key protected with password.

privateKeyPassword - the private key password.

Returns:

the signature as byte array.

sign

public byte[] sign(byte[] data,
                   byte[] privateKey)

Sign data with given private key.

Parameters:

data - the data to be signed.

privateKey - the private key.

Returns:

the signature as byte array.

verify

public boolean verify(byte[] data,
                      byte[] sign,
                      byte[] publicKey)

Verify sign and data to be conformed to the given public key.

Parameters:

data - the data signed with sign.

sign - the signature.

publicKey - the public key.

Returns:

true if sign is valid and data was not malformed.