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	extern struct enc_xform enc_xform_null;			extern struct enc_xform enc_xform_null;
	extern struct enc_xform enc_xform_rijndael128;			extern struct enc_xform enc_xform_rijndael128;
	extern struct enc_xform enc_xform_aes_icm;			extern struct enc_xform enc_xform_aes_icm;
	extern struct enc_xform enc_xform_aes_nist_gcm;			extern struct enc_xform enc_xform_aes_nist_gcm;
	extern struct enc_xform enc_xform_aes_nist_gmac;			extern struct enc_xform enc_xform_aes_nist_gmac;
	extern struct enc_xform enc_xform_aes_xts;			extern struct enc_xform enc_xform_aes_xts;
	extern struct enc_xform enc_xform_camellia;			extern struct enc_xform enc_xform_camellia;
	extern struct enc_xform enc_xform_chacha20;			extern struct enc_xform enc_xform_chacha20;
				extern struct enc_xform enc_xform_chacha20_poly1305;
	extern struct enc_xform enc_xform_ccm;			extern struct enc_xform enc_xform_ccm;

	struct aes_icm_ctx {			struct aes_icm_ctx {
	uint32_t ac_ek[4*(RIJNDAEL_MAXNR + 1)];			uint32_t ac_ek[4*(RIJNDAEL_MAXNR + 1)];
	/* ac_block is initialized to IV */			/* ac_block is initialized to IV */
	uint8_t ac_block[AESICM_BLOCKSIZE];			uint8_t ac_block[AESICM_BLOCKSIZE];
	int ac_nr;			int ac_nr;
	};			};

	struct aes_xts_ctx {			struct aes_xts_ctx {
	rijndael_ctx key1;			rijndael_ctx key1;
	rijndael_ctx key2;			rijndael_ctx key2;
	uint8_t tweak[AES_XTS_BLOCKSIZE];			uint8_t tweak[AES_XTS_BLOCKSIZE];
	};			};

	#endif /* _CRYPTO_XFORM_ENC_H_ */			#endif /* _CRYPTO_XFORM_ENC_H_ */