java.lang.Object
- org.bouncycastle.bcpg.Packet
- - org.bouncycastle.bcpg.ContainedPacket
  - - org.bouncycastle.bcpg.SignaturePacket

All Implemented Interfaces:

PacketTags, PublicKeyAlgorithmTags, org.bouncycastle.util.Encodable
```
public class SignaturePacket
extends ContainedPacket
implements PublicKeyAlgorithmTags
```
generic signature packet

Field Summary
- Fields inherited from interface org.bouncycastle.bcpg.PacketTags
  COMPRESSED_DATA, EXPERIMENTAL_1, EXPERIMENTAL_2, EXPERIMENTAL_3, EXPERIMENTAL_4, LITERAL_DATA, MARKER, MOD_DETECTION_CODE, ONE_PASS_SIGNATURE, PUBLIC_KEY, PUBLIC_KEY_ENC_SESSION, PUBLIC_SUBKEY, RESERVED, SECRET_KEY, SECRET_SUBKEY, SIGNATURE, SYM_ENC_INTEGRITY_PRO, SYMMETRIC_KEY_ENC, SYMMETRIC_KEY_ENC_SESSION, TRUST, USER_ATTRIBUTE, USER_ID
- Fields inherited from interface org.bouncycastle.bcpg.PublicKeyAlgorithmTags
  DIFFIE_HELLMAN, DSA, EC, ECDH, ECDSA, EDDSA, ELGAMAL_ENCRYPT, ELGAMAL_GENERAL, EXPERIMENTAL_1, EXPERIMENTAL_10, EXPERIMENTAL_11, EXPERIMENTAL_2, EXPERIMENTAL_3, EXPERIMENTAL_4, EXPERIMENTAL_5, EXPERIMENTAL_6, EXPERIMENTAL_7, EXPERIMENTAL_8, EXPERIMENTAL_9, RSA_ENCRYPT, RSA_GENERAL, RSA_SIGN

Constructor Summary

Constructors
Constructor	Description
`SignaturePacket(int version, int signatureType, long keyID, int keyAlgorithm, int hashAlgorithm, long creationTime, byte[] fingerPrint, MPInteger[] signature)`	Generate a version 2/3 signature packet.
`SignaturePacket(int version, int signatureType, long keyID, int keyAlgorithm, int hashAlgorithm, SignatureSubpacket[] hashedData, SignatureSubpacket[] unhashedData, byte[] fingerPrint, MPInteger[] signature)`
`SignaturePacket(int signatureType, long keyID, int keyAlgorithm, int hashAlgorithm, SignatureSubpacket[] hashedData, SignatureSubpacket[] unhashedData, byte[] fingerPrint, MPInteger[] signature)`	Generate a version 4 signature packet.

Method Summary

All Methods Static Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`void`	`encode(BCPGOutputStream out)`
`static SignaturePacket`	`fromByteArray(byte[] data)`
`long`	`getCreationTime()`	Return the creation time of the signature in milli-seconds.
`int`	`getHashAlgorithm()`	return the hashAlgorithm tag
`SignatureSubpacket[]`	`getHashedSubPackets()`
`int`	`getKeyAlgorithm()`	return the encryption algorithm tag
`long`	`getKeyID()`	return the keyID
`MPInteger[]`	`getSignature()`	return the signature as a set of integers - note this is normalised to be the ASN.1 encoding of what appears in the signature packet.
`byte[]`	`getSignatureBytes()`	Return the byte encoding of the signature section.
`byte[]`	`getSignatureTrailer()`	return the signature trailer that must be included with the data to reconstruct the signature
`int`	`getSignatureType()`	return the signature type.
`SignatureSubpacket[]`	`getUnhashedSubPackets()`
`int`	`getVersion()`	get the version number

Methods inherited from class org.bouncycastle.bcpg.ContainedPacket
getEncoded

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

SignaturePacket

public SignaturePacket(int signatureType,
                       long keyID,
                       int keyAlgorithm,
                       int hashAlgorithm,
                       SignatureSubpacket[] hashedData,
                       SignatureSubpacket[] unhashedData,
                       byte[] fingerPrint,
                       MPInteger[] signature)

Generate a version 4 signature packet.

Parameters:: signatureType -; keyAlgorithm -; hashAlgorithm -; hashedData -; unhashedData -; fingerPrint -; signature -

SignaturePacket

public SignaturePacket(int version,
                       int signatureType,
                       long keyID,
                       int keyAlgorithm,
                       int hashAlgorithm,
                       long creationTime,
                       byte[] fingerPrint,
                       MPInteger[] signature)

Generate a version 2/3 signature packet.

Parameters:: signatureType -; keyAlgorithm -; hashAlgorithm -; fingerPrint -; signature -

SignaturePacket

public SignaturePacket(int version,
                       int signatureType,
                       long keyID,
                       int keyAlgorithm,
                       int hashAlgorithm,
                       SignatureSubpacket[] hashedData,
                       SignatureSubpacket[] unhashedData,
                       byte[] fingerPrint,
                       MPInteger[] signature)

Method Detail
- getVersion
```
public int getVersion()
```
  get the version number
- getSignatureType
```
public int getSignatureType()
```
  return the signature type.
- getKeyID
```
public long getKeyID()
```
  return the keyID
  
  Returns:
  
  the keyID that created the signature.
- getSignatureTrailer
```
public byte[] getSignatureTrailer()
```
  return the signature trailer that must be included with the data to reconstruct the signature
  
  Returns:
  
  byte[]
- getKeyAlgorithm
```
public int getKeyAlgorithm()
```
  return the encryption algorithm tag
- getHashAlgorithm
```
public int getHashAlgorithm()
```
  return the hashAlgorithm tag
- getSignature
```
public MPInteger[] getSignature()
```
  return the signature as a set of integers - note this is normalised to be the ASN.1 encoding of what appears in the signature packet.
- getSignatureBytes
```
public byte[] getSignatureBytes()
```
  Return the byte encoding of the signature section.
  
  Returns:
  
  uninterpreted signature bytes.
- getHashedSubPackets
```
public SignatureSubpacket[] getHashedSubPackets()
```
- getUnhashedSubPackets
```
public SignatureSubpacket[] getUnhashedSubPackets()
```
- getCreationTime
```
public long getCreationTime()
```
  Return the creation time of the signature in milli-seconds.
  
  Returns:
  
  the creation time in millis
- encode
```
public void encode(BCPGOutputStream out)
            throws java.io.IOException
```
  Specified by:
  
  encode in class ContainedPacket
  
  Throws:
  
  java.io.IOException
- fromByteArray
```
public static SignaturePacket fromByteArray(byte[] data)
                                     throws java.io.IOException
```
  Throws:
  
  java.io.IOException

Class SignaturePacket

Field Summary

Fields inherited from interface org.bouncycastle.bcpg.PacketTags

Fields inherited from interface org.bouncycastle.bcpg.PublicKeyAlgorithmTags

Constructor Summary

Method Summary

Methods inherited from class org.bouncycastle.bcpg.ContainedPacket

Methods inherited from class java.lang.Object

Constructor Detail

SignaturePacket

SignaturePacket

SignaturePacket

Method Detail

getVersion

getSignatureType

getKeyID

getSignatureTrailer

getKeyAlgorithm

getHashAlgorithm

getSignature

getSignatureBytes

getHashedSubPackets

getUnhashedSubPackets

getCreationTime

encode

fromByteArray