java.lang.Object
- java.security.MessageDigestSpi
- - java.security.MessageDigest
  - - org.h2.security.SHA3

public final class SHA3
extends java.security.MessageDigest

SHA-3 message digest family.

Field Summary

Fields
Modifier and Type	Field	Description
`private byte[]`	`buf`
`private int`	`bufcnt`
`private int`	`digestLength`
`private int`	`rate`
`private static long[]`	`ROUND_CONSTANTS`
`private long`	`state00`
`private long`	`state01`
`private long`	`state02`
`private long`	`state03`
`private long`	`state04`
`private long`	`state05`
`private long`	`state06`
`private long`	`state07`
`private long`	`state08`
`private long`	`state09`
`private long`	`state10`
`private long`	`state11`
`private long`	`state12`
`private long`	`state13`
`private long`	`state14`
`private long`	`state15`
`private long`	`state16`
`private long`	`state17`
`private long`	`state18`
`private long`	`state19`
`private long`	`state20`
`private long`	`state21`
`private long`	`state22`
`private long`	`state23`
`private long`	`state24`

Constructor Summary

Constructors
Modifier Constructor Description

private SHA3(java.lang.String algorithm, int digestLength)

Method Summary

All Methods Static Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`private void`	`absorb(byte[] data, int offset)`
`private void`	`absorbQueue()`
`protected byte[]`	`engineDigest()`
`protected int`	`engineGetDigestLength()`
`protected void`	`engineReset()`
`protected void`	`engineUpdate(byte input)`
`protected void`	`engineUpdate(byte[] input, int offset, int len)`
`static SHA3`	`getSha3_224()`	Returns a new instance of SHA3-224 message digest.
`static SHA3`	`getSha3_256()`	Returns a new instance of SHA3-256 message digest.
`static SHA3`	`getSha3_384()`	Returns a new instance of SHA3-384 message digest.
`static SHA3`	`getSha3_512()`	Returns a new instance of SHA3-512 message digest.

Methods inherited from class java.security.MessageDigest
clone, digest, digest, digest, getAlgorithm, getDigestLength, getInstance, getInstance, getInstance, getProvider, isEqual, reset, toString, update, update, update, update

Methods inherited from class java.security.MessageDigestSpi
engineDigest, engineUpdate

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

Field Detail

ROUND_CONSTANTS

private static final long[] ROUND_CONSTANTS

digestLength
```
private final int digestLength
```

rate
```
private final int rate
```

state00
```
private long state00
```

state01
```
private long state01
```

state02
```
private long state02
```

state03
```
private long state03
```

state04
```
private long state04
```

state05
```
private long state05
```

state06
```
private long state06
```

state07
```
private long state07
```

state08
```
private long state08
```

state09
```
private long state09
```

state10
```
private long state10
```

state11
```
private long state11
```

state12
```
private long state12
```

state13
```
private long state13
```

state14
```
private long state14
```

state15
```
private long state15
```

state16
```
private long state16
```

state17
```
private long state17
```

state18
```
private long state18
```

state19
```
private long state19
```

state20
```
private long state20
```

state21
```
private long state21
```

state22
```
private long state22
```

state23
```
private long state23
```

state24
```
private long state24
```

buf
```
private final byte[] buf
```

bufcnt
```
private int bufcnt
```

Constructor Detail

SHA3

private SHA3(java.lang.String algorithm,
             int digestLength)

Method Detail
- getSha3_224
```
public static SHA3 getSha3_224()
```
  Returns a new instance of SHA3-224 message digest.
  
  Returns:
  
  SHA3-224 message digest
- getSha3_256
```
public static SHA3 getSha3_256()
```
  Returns a new instance of SHA3-256 message digest.
  
  Returns:
  
  SHA3-256 message digest
- getSha3_384
```
public static SHA3 getSha3_384()
```
  Returns a new instance of SHA3-384 message digest.
  
  Returns:
  
  SHA3-384 message digest
- getSha3_512
```
public static SHA3 getSha3_512()
```
  Returns a new instance of SHA3-512 message digest.
  
  Returns:
  
  SHA3-512 message digest
- engineDigest
```
protected byte[] engineDigest()
```
  Specified by:
  
  engineDigest in class java.security.MessageDigestSpi
- engineGetDigestLength
```
protected int engineGetDigestLength()
```
  Overrides:
  
  engineGetDigestLength in class java.security.MessageDigestSpi
- engineReset
```
protected void engineReset()
```
  Specified by:
  
  engineReset in class java.security.MessageDigestSpi
- engineUpdate
```
protected void engineUpdate(byte input)
```
  Specified by:
  
  engineUpdate in class java.security.MessageDigestSpi
- engineUpdate
```
protected void engineUpdate(byte[] input,
                            int offset,
                            int len)
```
  Specified by:
  
  engineUpdate in class java.security.MessageDigestSpi
- absorbQueue
```
private void absorbQueue()
```
- absorb
```
private void absorb(byte[] data,
                    int offset)
```

Class SHA3

Field Summary

Constructor Summary

Method Summary

Methods inherited from class java.security.MessageDigest

Methods inherited from class java.security.MessageDigestSpi

Methods inherited from class java.lang.Object

Field Detail

ROUND_CONSTANTS

digestLength

rate

state00

state01

state02

state03

state04

state05

state06

state07

state08

state09

state10

state11

state12

state13

state14

state15

state16

state17

state18

state19

state20

state21

state22

state23

state24

buf

bufcnt

Constructor Detail

SHA3

Method Detail

getSha3_224

getSha3_256

getSha3_384

getSha3_512

engineDigest

engineGetDigestLength

engineReset

engineUpdate

engineUpdate

absorbQueue

absorb