org.apache.sshd.common
Interface Signature

All Known Implementing Classes:

AbstractSignature, SignatureDSA, SignatureRSA

public interface Signature

Signature interface for SSH used to sign or verify packets Usually wraps a javax.crypto.Signature object

Author:

Apache MINA SSHD Project

Method Summary

void	init(java.security.PublicKey pubkey, java.security.PrivateKey prvkey) Initialize this signature with the given public key and private key.
byte[]	sign() Compute the signature
void	update(byte[] H, int off, int len) Update the computed signature with the given data
boolean	verify(byte[] sig) Verify against the given signature

Method Detail

init

void init(java.security.PublicKey pubkey,
          java.security.PrivateKey prvkey)
          throws java.lang.Exception

Initialize this signature with the given public key and private key. If the private key is null, only signature verification can be performed.

Parameters:

pubkey -

prvkey -

Throws:

java.lang.Exception

update

void update(byte[] H,
            int off,
            int len)
            throws java.lang.Exception

Update the computed signature with the given data

Parameters:

H -

off -

len -

Throws:

java.lang.Exception

verify

boolean verify(byte[] sig)
               throws java.lang.Exception

Verify against the given signature

Parameters:

sig -

Returns:

Throws:

java.lang.Exception

sign

byte[] sign()
            throws java.lang.Exception

Compute the signature

Returns:

Throws:

java.lang.Exception