#ifndef __SQCBC_H#define __SQCBC_H/*	Cipher Block Chaining (CBC) mode support	IMPORTANT REMARKS:		1.	Input buffers to the encryption/decryption functions		must be word-aligned on machines which have this as a requirement.	2.	The buffer lengths must be multiples of SQUARE_BLOCKSIZE.*/#include "square.h"typedef struct {	squareKeySchedule roundKeys_e, roundKeys_d;	squareBlock mask;} squareCbcContext;void squareCbcInit    (squareCbcContext *ctxCbc, const squareBlock key);void squareCbcSetIV   (squareCbcContext *ctxCbc, const squareBlock iv);void squareCbcEncrypt (squareCbcContext *ctxCbc, byte *dataBuffer, unsigned dataLength);void squareCbcDecrypt (squareCbcContext *ctxCbc, byte *dataBuffer, unsigned dataLength);void squareCbcFinal   (squareCbcContext *ctxCbc);#endif /* __SQCBC_H */