com.healthmarketscience.jackcess.crypt.impl.office

Class NonStandardEncryptionProvider

java.lang.Object

com.healthmarketscience.jackcess.crypt.impl.BaseCryptCodecHandler

com.healthmarketscience.jackcess.crypt.impl.OfficeCryptCodecHandler

com.healthmarketscience.jackcess.crypt.impl.office.BlockCipherProvider

com.healthmarketscience.jackcess.crypt.impl.office.ECMAStandardEncryptionProvider

com.healthmarketscience.jackcess.crypt.impl.office.NonStandardEncryptionProvider

All Implemented Interfaces:

com.healthmarketscience.jackcess.impl.CodecHandler

public class NonStandardEncryptionProvider
extends ECMAStandardEncryptionProvider

The "non-standard" provider handles the case where AES is enabled for older databases with the office crypto "compatmode" set to 0 (non-compatible). More details here

Author:

James Ahlborn

Field Summary

Fields inherited from class com.healthmarketscience.jackcess.crypt.impl.BaseCryptCodecHandler

CIPHER_DECRYPT_MODE, CIPHER_ENCRYPT_MODE

Constructor Summary

Constructors

Constructor and Description
NonStandardEncryptionProvider(com.healthmarketscience.jackcess.impl.PageChannel channel, byte[] encodingKey, ByteBuffer encProvBuf, byte[] pwdBytes)

Method Summary

Methods inherited from class com.healthmarketscience.jackcess.crypt.impl.office.BlockCipherProvider

canDecodeInline, canEncodePartialPage, encodePageImpl

Methods inherited from class com.healthmarketscience.jackcess.crypt.impl.OfficeCryptCodecHandler

create, decodePage, encodePage

Methods inherited from class com.healthmarketscience.jackcess.crypt.impl.BaseCryptCodecHandler

applyPageNumber, fill, fixToLength, fixToLength, hash, hash, hash, hash, toString, wrap

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

NonStandardEncryptionProvider

public NonStandardEncryptionProvider(com.healthmarketscience.jackcess.impl.PageChannel channel,
                                     byte[] encodingKey,
                                     ByteBuffer encProvBuf,
                                     byte[] pwdBytes)
                              throws IOException

Throws:

IOException