org.polkadot.utils.crypto

Class TweetNaCl

java.lang.Object

org.polkadot.utils.crypto.TweetNaCl

public class TweetNaCl
extends java.lang.Object

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	TweetNaCl.InvalidCipherTextException
static class	TweetNaCl.InvalidSignatureException

Field Summary

Fields

Modifier and Type	Field and Description
static int	BOX_NONCE_BYTES
static int	BOX_OVERHEAD_BYTES
static int	BOX_PUBLIC_KEY_BYTES
static int	BOX_SECRET_KEY_BYTES
static int	BOX_SHARED_KEY_BYTES
static int	crypto_auth_hmacsha512256_tweet_BYTES
static int	crypto_auth_hmacsha512256_tweet_KEYBYTES
static int	HASH_SIZE_BYTES
static int	SECRETBOX_KEY_BYTES
static int	SECRETBOX_NONCE_BYTES
static int	SECRETBOX_OVERHEAD_BYTES
static int	SIGN_KEYPAIR_SEED_BYTES
static int	SIGN_PUBLIC_KEY_BYTES
static int	SIGN_SECRET_KEY_BYTES
static int	SIGNATURE_SIZE_BYTES

Constructor Summary

Constructors

Constructor and Description
TweetNaCl()

Method Summary

Modifier and Type	Method and Description
static int	crypto_box_keypair(byte[] y, byte[] x, boolean isSeeded)
static byte[]	crypto_box_open(byte[] cipher, byte[] nonce, byte[] theirPublicBoxingKey, byte[] secretBoxingKey)
static byte[]	crypto_box(byte[] message, byte[] nonce, byte[] theirPublicBoxingKey, byte[] ourSecretBoxingKey)
static int	crypto_scalarmult_base(byte[] q, byte[] n)
static void	crypto_sign_keypair(byte[] pk, byte[] sk, boolean isSeeded)
static byte[]	crypto_sign_open(byte[] signed, byte[] publicSigningKey)
static byte[]	crypto_sign(byte[] message, byte[] secretSigningKey)
static int	ld32(byte[] x, int off)
static void	randombytes(byte[] b, int len)
static byte[]	secretbox_open(byte[] cipher, byte[] nonce, byte[] key)
static byte[]	secretbox(byte[] mesage, byte[] nonce, byte[] key)

Methods inherited from class java.lang.Object

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

Field Detail

crypto_auth_hmacsha512256_tweet_BYTES

public static final int crypto_auth_hmacsha512256_tweet_BYTES

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Constant Field Values

crypto_auth_hmacsha512256_tweet_KEYBYTES

public static final int crypto_auth_hmacsha512256_tweet_KEYBYTES

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Constant Field Values

BOX_PUBLIC_KEY_BYTES

public static final int BOX_PUBLIC_KEY_BYTES

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Constant Field Values

BOX_SECRET_KEY_BYTES

public static final int BOX_SECRET_KEY_BYTES

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Constant Field Values

BOX_SHARED_KEY_BYTES

public static final int BOX_SHARED_KEY_BYTES

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Constant Field Values

BOX_NONCE_BYTES

public static final int BOX_NONCE_BYTES

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Constant Field Values

BOX_OVERHEAD_BYTES

public static final int BOX_OVERHEAD_BYTES

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Constant Field Values

SIGNATURE_SIZE_BYTES

public static final int SIGNATURE_SIZE_BYTES

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Constant Field Values

SIGN_PUBLIC_KEY_BYTES

public static final int SIGN_PUBLIC_KEY_BYTES

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Constant Field Values

SIGN_SECRET_KEY_BYTES

public static final int SIGN_SECRET_KEY_BYTES

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Constant Field Values

SIGN_KEYPAIR_SEED_BYTES

public static final int SIGN_KEYPAIR_SEED_BYTES

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Constant Field Values

SECRETBOX_KEY_BYTES

public static final int SECRETBOX_KEY_BYTES

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Constant Field Values

SECRETBOX_NONCE_BYTES

public static final int SECRETBOX_NONCE_BYTES

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Constant Field Values

SECRETBOX_OVERHEAD_BYTES

public static final int SECRETBOX_OVERHEAD_BYTES

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Constant Field Values

HASH_SIZE_BYTES

public static final int HASH_SIZE_BYTES

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Constant Field Values

Constructor Detail

TweetNaCl

public TweetNaCl()

Method Detail

crypto_sign_keypair

public static void crypto_sign_keypair(byte[] pk,
                                       byte[] sk,
                                       boolean isSeeded)

crypto_box_keypair

public static int crypto_box_keypair(byte[] y,
                                     byte[] x,
                                     boolean isSeeded)

crypto_scalarmult_base

public static int crypto_scalarmult_base(byte[] q,
                                         byte[] n)

crypto_sign

public static byte[] crypto_sign(byte[] message,
                                 byte[] secretSigningKey)

crypto_sign_open

public static byte[] crypto_sign_open(byte[] signed,
                                      byte[] publicSigningKey)

crypto_box

public static byte[] crypto_box(byte[] message,
                                byte[] nonce,
                                byte[] theirPublicBoxingKey,
                                byte[] ourSecretBoxingKey)

crypto_box_open

public static byte[] crypto_box_open(byte[] cipher,
                                     byte[] nonce,
                                     byte[] theirPublicBoxingKey,
                                     byte[] secretBoxingKey)

secretbox

public static byte[] secretbox(byte[] mesage,
                               byte[] nonce,
                               byte[] key)

secretbox_open

public static byte[] secretbox_open(byte[] cipher,
                                    byte[] nonce,
                                    byte[] key)

ld32

public static int ld32(byte[] x,
                       int off)

randombytes

public static void randombytes(byte[] b,
                               int len)