org.bouncycastle.crypto.generators
Class PKCS12ParametersGenerator
public class PKCS12ParametersGenerator
Generator for PBE derived keys and ivs as defined by PKCS 12 V1.0.
The document this implementation is based on can be found at
RSA's PKCS12 Page
IV_MATERIAL
public static final int IV_MATERIAL
- 2
KEY_MATERIAL
public static final int KEY_MATERIAL
- 1
MAC_MATERIAL
public static final int MAC_MATERIAL
- 3
PKCS12ParametersGenerator
public PKCS12ParametersGenerator(Digest digest)
Construct a PKCS 12 Parameters generator. This constructor will
accept MD5, SHA1, RIPEMD160, and SHA256.
digest
- the digest to be used as the source of derived keys.
generateDerivedMacParameters
public CipherParameters generateDerivedMacParameters(int keySize)
Generate a key parameter for use with a MAC derived from the password,
salt, and iteration count we are currently initialised with.
- generateDerivedMacParameters in interface PBEParametersGenerator
keySize
- the size of the key we want (in bits)
- a KeyParameter object.
generateDerivedParameters
public CipherParameters generateDerivedParameters(int keySize)
Generate a key parameter derived from the password, salt, and iteration
count we are currently initialised with.
- generateDerivedParameters in interface PBEParametersGenerator
keySize
- the size of the key we want (in bits)
- a KeyParameter object.
generateDerivedParameters
public CipherParameters generateDerivedParameters(int keySize,
int ivSize)
Generate a key with initialisation vector parameter derived from
the password, salt, and iteration count we are currently initialised
with.
- generateDerivedParameters in interface PBEParametersGenerator
keySize
- the size of the key we want (in bits)ivSize
- the size of the iv we want (in bits)
- a ParametersWithIV object.