Module bus.crypto

Package org.miaixz.bus.crypto.builtin

Class SaltParser

java.lang.Object

org.miaixz.bus.crypto.builtin.SaltParser

public class SaltParser
extends Object

OpenSSL中加盐解析器 参考：

     https://stackoverflow.com/questions/11783062/how-to-decrypt-file-in-java-encrypted-with-openssl-command-using-aes
     https://stackoverflow.com/questions/32508961/java-equivalent-of-an-openssl-aes-cbc-encryption
 

Since:

Java 17+

Author:

Kimi Liu

Constructor Summary

Constructors

Constructor	Description
SaltParser(MessageDigest digest, int keyLength, int ivLength)	构造
SaltParser(MessageDigest digest, int keyLength, String algorithm)	构造

Method Summary

Modifier and Type	Method	Description
byte[][]	getKeyAndIV(byte[] pass, byte[] salt)	通过密钥和salt值，获取实际的密钥
static SaltParser	of(MessageDigest digest, int keyLength, String algorithm)	创建OpenSSLSaltParser
static SaltParser	ofMd5(int keyLength, String algorithm)	创建MD5 OpenSSLSaltParser

Methods inherited from class java.lang.Object

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

Constructor Details

SaltParser

public SaltParser(MessageDigest digest,
 int keyLength,
 String algorithm)

构造

Parameters:

digest - MessageDigest

keyLength - 密钥长度

algorithm - 算法

SaltParser

public SaltParser(MessageDigest digest,
 int keyLength,
 int ivLength)

构造

Parameters:

digest - MessageDigest

keyLength - 密钥长度

ivLength - IV长度

Method Details

ofMd5

public static SaltParser ofMd5(int keyLength,
 String algorithm)

创建MD5 OpenSSLSaltParser

Parameters:

keyLength - 密钥长度

algorithm - 算法

Returns:

OpenSSLSaltParser

of

public static SaltParser of(MessageDigest digest,
 int keyLength,
 String algorithm)

创建OpenSSLSaltParser

Parameters:

digest - MessageDigest

keyLength - 密钥长度

algorithm - 算法

Returns:

OpenSSLSaltParser

getKeyAndIV

public byte[][] getKeyAndIV(byte[] pass,
 byte[] salt)

通过密钥和salt值，获取实际的密钥

Parameters:

pass - 密钥

salt - 加盐值

Returns:

实际密钥