KeePassHeader (de.slackspace:openkeepass 0.5.0 API)

java.lang.Object
- de.slackspace.openkeepass.domain.KeePassHeader

public class KeePassHeader
extends Object

Field Summary

Fields
Modifier and Type	Field and Description
`static int`	`CIPHER`
`static int`	`COMPRESSION`
`static int`	`ENCRYPTION_IV`
`static int`	`INNER_RANDOM_STREAM_ID`
`static int`	`MASTER_SEED`
`static int`	`PROTECTED_STREAM_KEY`
`static int`	`STREAM_START_BYTES`
`static int`	`TRANSFORM_ROUNDS`
`static int`	`TRANSFORM_SEED`
`static int`	`VERSION_SIGNATURE_LENGTH`

Constructor Summary

Constructors
Constructor and Description

KeePassHeader()

Constructors
Constructor and Description
`KeePassHeader()`

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method and Description
`void`	`checkVersionSupport(byte[] keepassFile)`
`byte[]`	`getBytes()` Returns the whole header as byte array.
`byte[]`	`getCipher()`
`CompressionAlgorithm`	`getCompression()`
`CrsAlgorithm`	`getCrsAlgorithm()`
`byte[]`	`getEncryptionIV()`
`int`	`getHeaderSize()`
`byte[]`	`getMasterSeed()`
`byte[]`	`getProtectedStreamKey()`
`byte[]`	`getStreamStartBytes()`
`long`	`getTransformRounds()`
`byte[]`	`getTransformSeed()`
`byte[]`	`getValue(int headerId)`
`void`	`initialize()` Initializes the header with default values and creates new random values for crypto keys.
`void`	`read(byte[] keepassFile)` Initializes the header values from a given byte array.
`void`	`setCompression(CompressionAlgorithm algorithm)`
`void`	`setCrsAlgorithm(CrsAlgorithm algorithm)`
`void`	`setTransformRounds(long rounds)`
`void`	`setValue(int headerId, byte[] value)`

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

Field Detail
- CIPHER
```
public static final int CIPHER
```
  See Also:
  
  Constant Field Values
- COMPRESSION
```
public static final int COMPRESSION
```
  See Also:
  
  Constant Field Values
- MASTER_SEED
```
public static final int MASTER_SEED
```
  See Also:
  
  Constant Field Values
- TRANSFORM_SEED
```
public static final int TRANSFORM_SEED
```
  See Also:
  
  Constant Field Values
- TRANSFORM_ROUNDS
```
public static final int TRANSFORM_ROUNDS
```
  See Also:
  
  Constant Field Values
- ENCRYPTION_IV
```
public static final int ENCRYPTION_IV
```
  See Also:
  
  Constant Field Values
- PROTECTED_STREAM_KEY
```
public static final int PROTECTED_STREAM_KEY
```
  See Also:
  
  Constant Field Values
- STREAM_START_BYTES
```
public static final int STREAM_START_BYTES
```
  See Also:
  
  Constant Field Values
- INNER_RANDOM_STREAM_ID
```
public static final int INNER_RANDOM_STREAM_ID
```
  See Also:
  
  Constant Field Values
- VERSION_SIGNATURE_LENGTH
```
public static final int VERSION_SIGNATURE_LENGTH
```
  See Also:
  
  Constant Field Values

Constructor Detail
- KeePassHeader
```
public KeePassHeader()
```

Method Detail

setValue

public void setValue(int headerId,
                     byte[] value)

checkVersionSupport

public void checkVersionSupport(byte[] keepassFile)
                         throws IOException

Throws:: IOException

read
```
public void read(byte[] keepassFile)
          throws IOException
```
Initializes the header values from a given byte array.

Parameters:

keepassFile - the byte array to read from

Throws:

IOException - if the header cannot be read

getBytes
```
public byte[] getBytes()
```
Returns the whole header as byte array.

Returns:

header as byte array

getValue
```
public byte[] getValue(int headerId)
```

setCompression

public void setCompression(CompressionAlgorithm algorithm)

getCipher
```
public byte[] getCipher()
```

getCompression

public CompressionAlgorithm getCompression()

getTransformRounds
```
public long getTransformRounds()
```

setTransformRounds

public void setTransformRounds(long rounds)

getEncryptionIV
```
public byte[] getEncryptionIV()
```

getStreamStartBytes
```
public byte[] getStreamStartBytes()
```

getCrsAlgorithm
```
public CrsAlgorithm getCrsAlgorithm()
```

setCrsAlgorithm

public void setCrsAlgorithm(CrsAlgorithm algorithm)

getMasterSeed
```
public byte[] getMasterSeed()
```

getTransformSeed
```
public byte[] getTransformSeed()
```

getHeaderSize
```
public int getHeaderSize()
```

getProtectedStreamKey
```
public byte[] getProtectedStreamKey()
```

initialize
```
public void initialize()
```
Initializes the header with default values and creates new random values for crypto keys.
Default values:
- Compression: GZIP
- CrsAlgorithm: Salsa20
- TransformRounds: 8000
- Cipher: AES

Class KeePassHeader

Field Summary

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Field Detail

CIPHER

COMPRESSION

MASTER_SEED

TRANSFORM_SEED

TRANSFORM_ROUNDS

ENCRYPTION_IV

PROTECTED_STREAM_KEY

STREAM_START_BYTES

INNER_RANDOM_STREAM_ID

VERSION_SIGNATURE_LENGTH

Constructor Detail

KeePassHeader

Method Detail

setValue

checkVersionSupport

read

getBytes

getValue

setCompression

getCipher

getCompression

getTransformRounds

setTransformRounds

getEncryptionIV

getStreamStartBytes

getCrsAlgorithm

setCrsAlgorithm

getMasterSeed

getTransformSeed

getHeaderSize

getProtectedStreamKey

initialize