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public interface BlockCipher
A block cipher is a data encryption algorithm that operates on blocks.
| Field Summary | |
|---|---|
static int |
ALIGN
Blocks sizes are always multiples of this number. |
| Method Summary | |
|---|---|
void |
decrypt(byte[] bytes,
int off,
int len)
Decrypt a number of bytes. |
void |
encrypt(byte[] bytes,
int off,
int len)
Encrypt a number of bytes. |
int |
getKeyLength()
Get the length of the key in bytes. |
void |
setKey(byte[] key)
Set the encryption key used for encrypting and decrypting. |
| Field Detail |
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static final int ALIGN
| Method Detail |
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void setKey(byte[] key)
key - the key
void encrypt(byte[] bytes,
int off,
int len)
bytes - the byte arrayoff - the start indexlen - the number of bytes to encrypt
void decrypt(byte[] bytes,
int off,
int len)
bytes - the byte arrayoff - the start indexlen - the number of bytes to decryptint getKeyLength()
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