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java.lang.Objectnet.i2p.crypto.KeyGenerator
public class KeyGenerator
Define a way of generating asymmetrical key pairs as well as symmetrical keys
Field Summary | |
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static int |
PUBKEY_EXPONENT_SIZE
Deprecated. use getElGamalExponentSize() which allows override in the properties |
Constructor Summary | |
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KeyGenerator(I2PAppContext context)
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Method Summary | |
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Object[] |
generatePKIKeypair()
Generate a pair of keys, where index 0 is a PublicKey, and index 1 is a PrivateKey |
SimpleDataStructure[] |
generatePKIKeys()
Same as above but different return type |
SessionKey |
generateSessionKey()
Generate a private 256 bit session key |
SessionKey |
generateSessionKey(byte[] salt,
byte[] passphrase)
PBE the passphrase with the salt. |
Object[] |
generateSigningKeypair()
Generate a pair of DSA keys, where index 0 is a SigningPublicKey, and index 1 is a SigningPrivateKey. |
SimpleDataStructure[] |
generateSigningKeys()
DSA-SHA1 only. |
SimpleDataStructure[] |
generateSigningKeys(SigType type)
Generic signature type, supports DSA and ECDSA |
int |
getElGamalExponentSize()
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static KeyGenerator |
getInstance()
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static PublicKey |
getPublicKey(PrivateKey priv)
Convert a PrivateKey to its corresponding PublicKey |
static SigningPublicKey |
getSigningPublicKey(SigningPrivateKey priv)
Convert a SigningPrivateKey to a SigningPublicKey. |
static void |
main(String[] args)
Usage: KeyGenerator [sigtype...] |
boolean |
useLongElGamalExponent()
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Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Field Detail |
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public static final int PUBKEY_EXPONENT_SIZE
Constructor Detail |
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public KeyGenerator(I2PAppContext context)
Method Detail |
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public static KeyGenerator getInstance()
public SessionKey generateSessionKey()
public SessionKey generateSessionKey(byte[] salt, byte[] passphrase)
public boolean useLongElGamalExponent()
public int getElGamalExponentSize()
public Object[] generatePKIKeypair()
public SimpleDataStructure[] generatePKIKeys()
public static PublicKey getPublicKey(PrivateKey priv)
priv
- PrivateKey object
IllegalArgumentException
- on bad keypublic Object[] generateSigningKeypair()
public SimpleDataStructure[] generateSigningKeys()
public SimpleDataStructure[] generateSigningKeys(SigType type) throws GeneralSecurityException
GeneralSecurityException
public static SigningPublicKey getSigningPublicKey(SigningPrivateKey priv)
priv
- a SigningPrivateKey object
IllegalArgumentException
- on bad key or unknown typepublic static void main(String[] args)
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