Module kala.compress.archivers.sevenz

Package kala.compress.archivers.sevenz

Class AES256SHA256Decoder

java.lang.Object

kala.compress.archivers.sevenz.AbstractCoder

kala.compress.archivers.sevenz.AES256SHA256Decoder

final class AES256SHA256Decoder
extends AbstractCoder

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
private static class	AES256SHA256Decoder.AES256SHA256DecoderInputStream
private static class	AES256SHA256Decoder.AES256SHA256DecoderOutputStream

Constructor Summary

Constructors

Constructor	Description
AES256SHA256Decoder()

Method Summary

Modifier and Type	Method	Description
(package private) java.io.InputStream	decode(java.lang.String archiveName, java.io.InputStream in, long uncompressedLength, Coder coder, byte[] passwordBytes, int maxMemoryLimitInKb)	Decodes using stream that reads from in using the configured coder and password.
(package private) java.io.OutputStream	encode(java.io.OutputStream out, java.lang.Object options)	Encodes using a stream that writes to out using the given configuration.
(package private) byte[]	getOptionsAsProperties(java.lang.Object options)	Gets property bytes to write in a Folder block.
(package private) static byte[]	sha256Password(byte[] password, int numCyclesPower, byte[] salt)
(package private) static byte[]	sha256Password(char[] password, int numCyclesPower, byte[] salt)
(package private) static byte[]	utf16Decode(char[] chars)	Convenience method that encodes Unicode characters into bytes in UTF-16 (little-endian byte order) charset
(package private) static byte[]	utf16Decode(java.lang.String string)	Convenience method that encodes Unicode characters into bytes in UTF-16 (little-endian byte order) charset

Methods inherited from class kala.compress.archivers.sevenz.AbstractCoder

getOptionsFromCoder, isOptionInstance, toInt

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

AES256SHA256Decoder

AES256SHA256Decoder()

Method Detail

sha256Password

static byte[] sha256Password(byte[] password,
                             int numCyclesPower,
                             byte[] salt)

sha256Password

static byte[] sha256Password(char[] password,
                             int numCyclesPower,
                             byte[] salt)

utf16Decode

static byte[] utf16Decode(char[] chars)

Convenience method that encodes Unicode characters into bytes in UTF-16 (little-endian byte order) charset

Parameters:

chars - characters to encode

Returns:

encoded characters

Since:

1.23

utf16Decode

static byte[] utf16Decode(java.lang.String string)

Convenience method that encodes Unicode characters into bytes in UTF-16 (little-endian byte order) charset

Parameters:

string - characters to encode

Returns:

encoded characters

Since:

1.27.1-0

decode

java.io.InputStream decode(java.lang.String archiveName,
                           java.io.InputStream in,
                           long uncompressedLength,
                           Coder coder,
                           byte[] passwordBytes,
                           int maxMemoryLimitInKb)

Description copied from class: AbstractCoder

Decodes using stream that reads from in using the configured coder and password.

Specified by:

decode in class AbstractCoder

Returns:

a stream that reads from in using the configured coder and password.

encode

java.io.OutputStream encode(java.io.OutputStream out,
                            java.lang.Object options)
                     throws java.io.IOException

Description copied from class: AbstractCoder

Encodes using a stream that writes to out using the given configuration.

Overrides:

encode in class AbstractCoder

Returns:

a stream that writes to out using the given configuration.

Throws:

java.io.IOException - Optionally thrown by subclassses.

getOptionsAsProperties

byte[] getOptionsAsProperties(java.lang.Object options)
                       throws java.io.IOException

Description copied from class: AbstractCoder

Gets property bytes to write in a Folder block.

Overrides:

getOptionsAsProperties in class AbstractCoder

Returns:

property bytes to write in a Folder block.

Throws:

java.io.IOException - Optionally thrown by subclassses.