Package org.bouncycastle.jce

Class PKCS12Util

java.lang.Object

org.bouncycastle.jce.PKCS12Util

public class PKCS12Util
extends Object

Utility class for reencoding PKCS#12 files to definite length.

Constructor Summary

Constructors

Constructor	Description
PKCS12Util()

Method Summary

Modifier and Type	Method	Description
static byte[]	convertToDefiniteLength(byte[] berPKCS12File)	Just re-encode the outer layer of the PKCS#12 file to definite length encoding.
static byte[]	convertToDefiniteLength(byte[] berPKCS12File, char[] passwd, String provider)	Re-encode the PKCS#12 structure to definite length encoding at the inner layer as well, recomputing the MAC accordingly.

Methods inherited from class java.lang.Object

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

Constructor Details

PKCS12Util

public PKCS12Util()

Method Details

convertToDefiniteLength

public static byte[] convertToDefiniteLength(byte[] berPKCS12File)
                                      throws IOException

Just re-encode the outer layer of the PKCS#12 file to definite length encoding.

Parameters:

berPKCS12File - - original PKCS#12 file

Returns:

a byte array representing the DER encoding of the PFX structure

Throws:

IOException

convertToDefiniteLength

public static byte[] convertToDefiniteLength(byte[] berPKCS12File,
 char[] passwd,
 String provider)
                                      throws IOException

Re-encode the PKCS#12 structure to definite length encoding at the inner layer as well, recomputing the MAC accordingly.

Parameters:

berPKCS12File - - original PKCS12 file.

provider - - provider to use for MAC calculation.

Returns:

a byte array representing the DER encoding of the PFX structure.

Throws:

IOException - on parsing, encoding errors.