HMAC

java.lang.Object
- com.trilead.ssh2.crypto.digest.HMAC

All Implemented Interfaces:

Digest
```
public final class HMAC
extends java.lang.Object
implements Digest
```
HMAC.

Version:

$Id: HMAC.java,v 1.1 2007/10/15 12:49:57 cplattne Exp $

Field Summary

Fields
Modifier and Type	Field	Description
`(package private) byte[]`	`k_xor_ipad`
`(package private) byte[]`	`k_xor_opad`
`(package private) Digest`	`md`
`(package private) int`	`size`
`(package private) byte[]`	`tmp`

Constructor Summary

Constructors
Constructor Description

HMAC(Digest md, byte[] key, int size)

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`void`	`digest(byte[] out)`
`void`	`digest(byte[] out, int off)`
`int`	`getDigestLength()`
`void`	`reset()`
`void`	`update(byte b)`
`void`	`update(byte[] b)`
`void`	`update(byte[] b, int off, int len)`

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

Field Detail

md
```
Digest md
```

k_xor_ipad
```
byte[] k_xor_ipad
```

k_xor_opad
```
byte[] k_xor_opad
```

tmp
```
byte[] tmp
```

size
```
int size
```

Constructor Detail

HMAC

public HMAC(Digest md,
            byte[] key,
            int size)

Method Detail

getDigestLength
```
public final int getDigestLength()
```
Specified by:

getDigestLength in interface Digest

update
```
public final void update(byte b)
```
Specified by:

update in interface Digest

update
```
public final void update(byte[] b)
```
Specified by:

update in interface Digest

update

public final void update(byte[] b,
                         int off,
                         int len)

Specified by:: update in interface Digest

reset
```
public final void reset()
```
Specified by:

reset in interface Digest

digest
```
public final void digest(byte[] out)
```
Specified by:

digest in interface Digest

digest

public final void digest(byte[] out,
                         int off)

Specified by:: digest in interface Digest