package org.bouncycastle.shaded.crypto;
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/**
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* Base interface for a cipher engine capable of processing multiple blocks at a time.
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*/
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public interface MultiBlockCipher
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extends BlockCipher
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{
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/**
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* Return the multi-block size for this cipher (in bytes).
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*
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* @return the multi-block size for this cipher in bytes.
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*/
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int getMultiBlockSize();
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/**
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* Process blockCount blocks from input in offset inOff and place the output in
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* out from offset outOff.
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*
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* @param in input data array.
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* @param inOff start of input data in in.
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* @param blockCount number of blocks to be processed.
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* @param out output data array.
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* @param outOff start position for output data.
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* @return number of bytes written to out.
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* @throws DataLengthException
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* @throws IllegalStateException
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*/
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int processBlocks(byte[] in, int inOff, int blockCount, byte[] out, int outOff)
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throws DataLengthException, IllegalStateException;
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}
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