net.aholbrook.paseto.crypto.v2

Class V2CryptoProvider

java.lang.Object

net.aholbrook.paseto.crypto.v2.V2CryptoProvider

All Implemented Interfaces:

net.aholbrook.paseto.crypto.NonceGenerator

public abstract class V2CryptoProvider
extends java.lang.Object
implements net.aholbrook.paseto.crypto.NonceGenerator

Field Summary

Fields

Modifier and Type	Field and Description
static int	BLAKE2B_BYTES_MAX
static int	BLAKE2B_BYTES_MIN
static int	BLAKE2B_KEYBYTES_MAX
static int	BLAKE2B_KEYBYTES_MIN
static int	ED25519_BYTES
static int	ED25519_PUBLICKEYBYTES
static int	ED25519_SECRETKEYBYTES
static int	XCHACHA20_POLY1305_IETF_ABYTES
static int	XCHACHA20_POLY1305_IETF_NPUBBYTES

Constructor Summary

Constructors

Constructor and Description
V2CryptoProvider()

Method Summary

Modifier and Type	Method and Description
abstract boolean	aeadXChaCha20Poly1305IetfDecrypt(byte[] out, byte[] in, byte[] ad, byte[] nonce, byte[] key)
abstract boolean	aeadXChaCha20Poly1305IetfEncrypt(byte[] out, byte[] in, byte[] ad, byte[] nonce, byte[] key)
abstract boolean	blake2b(byte[] out, byte[] in, byte[] key)
abstract net.aholbrook.paseto.crypto.KeyPair	ed25519Generate()
abstract boolean	ed25519Sign(byte[] sig, byte[] m, byte[] sk)
int	ed25519SignBytes()
int	ed25519SignPublicKeyBytes()
int	ed25519SignSecretKeyBytes()
abstract byte[]	ed25519SkToPk(byte[] sk)
abstract boolean	ed25519Verify(byte[] sig, byte[] m, byte[] pk)
byte[]	generateNonce()
net.aholbrook.paseto.crypto.NonceGenerator	getNonceGenerator()
abstract byte[]	randomBytes(int size)
protected void	validateAeadXChaCha20Poly1305IetfDecrypt(byte[] out, byte[] in, byte[] ad, byte[] nonce, byte[] key)
protected void	validateAeadXChaCha20Poly1305IetfEncrypt(byte[] out, byte[] in, byte[] ad, byte[] nonce, byte[] key)
protected void	validateBlake2b(byte[] out, byte[] in, byte[] key)
protected void	validateEd25519PublicKey(byte[] sk)
protected void	validateEd25519Sign(byte[] sig, byte[] m, byte[] sk)
protected void	validateEd25519Verify(byte[] sig, byte[] m, byte[] pk)
int	xChaCha20Poly1305IetfAbytes()
int	xChaCha20Poly1305IetfNpubbytes()

Methods inherited from class java.lang.Object

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

Field Detail

BLAKE2B_BYTES_MIN

public static final int BLAKE2B_BYTES_MIN

See Also:

Constant Field Values

BLAKE2B_BYTES_MAX

public static final int BLAKE2B_BYTES_MAX

See Also:

Constant Field Values

BLAKE2B_KEYBYTES_MIN

public static final int BLAKE2B_KEYBYTES_MIN

See Also:

Constant Field Values

BLAKE2B_KEYBYTES_MAX

public static final int BLAKE2B_KEYBYTES_MAX

See Also:

Constant Field Values

XCHACHA20_POLY1305_IETF_NPUBBYTES

public static final int XCHACHA20_POLY1305_IETF_NPUBBYTES

See Also:

Constant Field Values

XCHACHA20_POLY1305_IETF_ABYTES

public static final int XCHACHA20_POLY1305_IETF_ABYTES

See Also:

Constant Field Values

ED25519_BYTES

public static final int ED25519_BYTES

See Also:

Constant Field Values

ED25519_PUBLICKEYBYTES

public static final int ED25519_PUBLICKEYBYTES

See Also:

Constant Field Values

ED25519_SECRETKEYBYTES

public static final int ED25519_SECRETKEYBYTES

See Also:

Constant Field Values

Constructor Detail

V2CryptoProvider

public V2CryptoProvider()

Method Detail

blake2b

public abstract boolean blake2b(byte[] out,
                                byte[] in,
                                byte[] key)

randomBytes

public abstract byte[] randomBytes(int size)

aeadXChaCha20Poly1305IetfEncrypt

public abstract boolean aeadXChaCha20Poly1305IetfEncrypt(byte[] out,
                                                         byte[] in,
                                                         byte[] ad,
                                                         byte[] nonce,
                                                         byte[] key)

aeadXChaCha20Poly1305IetfDecrypt

public abstract boolean aeadXChaCha20Poly1305IetfDecrypt(byte[] out,
                                                         byte[] in,
                                                         byte[] ad,
                                                         byte[] nonce,
                                                         byte[] key)

ed25519Sign

public abstract boolean ed25519Sign(byte[] sig,
                                    byte[] m,
                                    byte[] sk)

ed25519Verify

public abstract boolean ed25519Verify(byte[] sig,
                                      byte[] m,
                                      byte[] pk)

ed25519SkToPk

public abstract byte[] ed25519SkToPk(byte[] sk)

ed25519Generate

public abstract net.aholbrook.paseto.crypto.KeyPair ed25519Generate()

getNonceGenerator

public net.aholbrook.paseto.crypto.NonceGenerator getNonceGenerator()

generateNonce

public byte[] generateNonce()

Specified by:

generateNonce in interface net.aholbrook.paseto.crypto.NonceGenerator

xChaCha20Poly1305IetfNpubbytes

public int xChaCha20Poly1305IetfNpubbytes()

xChaCha20Poly1305IetfAbytes

public int xChaCha20Poly1305IetfAbytes()

ed25519SignBytes

public int ed25519SignBytes()

ed25519SignPublicKeyBytes

public int ed25519SignPublicKeyBytes()

ed25519SignSecretKeyBytes

public int ed25519SignSecretKeyBytes()

validateBlake2b

protected final void validateBlake2b(byte[] out,
                                     byte[] in,
                                     byte[] key)

validateAeadXChaCha20Poly1305IetfEncrypt

protected final void validateAeadXChaCha20Poly1305IetfEncrypt(byte[] out,
                                                              byte[] in,
                                                              byte[] ad,
                                                              byte[] nonce,
                                                              byte[] key)

validateAeadXChaCha20Poly1305IetfDecrypt

protected final void validateAeadXChaCha20Poly1305IetfDecrypt(byte[] out,
                                                              byte[] in,
                                                              byte[] ad,
                                                              byte[] nonce,
                                                              byte[] key)

validateEd25519Sign

protected final void validateEd25519Sign(byte[] sig,
                                         byte[] m,
                                         byte[] sk)

validateEd25519Verify

protected final void validateEd25519Verify(byte[] sig,
                                           byte[] m,
                                           byte[] pk)

validateEd25519PublicKey

protected final void validateEd25519PublicKey(byte[] sk)