| java.lang.Object | |
| ↳ | org.bouncycastle.crypto.paddings.PKCS7Padding |
Class Overview
A padder that adds PKCS7/PKCS5 padding to a block.
Summary
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add the pad bytes to the passed in block, returning the
number of bytes added.
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Return the name of the algorithm the padder implements.
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Initialise the padder.
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return the number of pad bytes present in the block.
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Inherited Methods | |||||||||||
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From class
java.lang.Object
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From interface
org.bouncycastle.crypto.paddings.BlockCipherPadding
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Public Constructors
public PKCS7Padding ()
Public Methods
public int addPadding (byte[] in, int inOff)
add the pad bytes to the passed in block, returning the number of bytes added.
public String getPaddingName ()
Return the name of the algorithm the padder implements.
Returns
- the name of the algorithm the padder implements.
public void init (SecureRandom random)
Initialise the padder.
Parameters
| random | - a SecureRandom if available. |
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Throws
| IllegalArgumentException |
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public int padCount (byte[] in)
return the number of pad bytes present in the block.
Throws
| InvalidCipherTextException |
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