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Differential D24855 Diff 72052 head/sys/opencrypto/xform_enc.h

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head/sys/opencrypto/xform_enc.h

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#ifndef _CRYPTO_XFORM_ENC_H_ #ifndef _CRYPTO_XFORM_ENC_H_
#define _CRYPTO_XFORM_ENC_H_ #define _CRYPTO_XFORM_ENC_H_
#include <sys/malloc.h> #include <sys/malloc.h>
#include <sys/errno.h> #include <sys/errno.h>
#include <crypto/rijndael/rijndael.h> #include <crypto/rijndael/rijndael.h>
#include <crypto/camellia/camellia.h> #include <crypto/camellia/camellia.h>
#include <opencrypto/cryptodev.h> #include <opencrypto/cryptodev.h>
#include <opencrypto/xform_userland.h>
#define AESICM_BLOCKSIZE AES_BLOCK_LEN #define AESICM_BLOCKSIZE AES_BLOCK_LEN
#define AES_XTS_BLOCKSIZE 16 #define AES_XTS_BLOCKSIZE 16
#define AES_XTS_IVSIZE 8 #define AES_XTS_IVSIZE 8
#define AES_XTS_ALPHA 0x87 /* GF(2^128) generator polynomial */ #define AES_XTS_ALPHA 0x87 /* GF(2^128) generator polynomial */
/* Declarations */ /* Declarations */
struct enc_xform { struct enc_xform {
int type; int type;
char *name; char *name;
size_t ctxsize;
u_int16_t blocksize; /* Required input block size -- 1 for stream ciphers. */ u_int16_t blocksize; /* Required input block size -- 1 for stream ciphers. */
u_int16_t ivsize; u_int16_t ivsize;
u_int16_t minkey, maxkey; u_int16_t minkey, maxkey;
void (*encrypt) (caddr_t, u_int8_t *); void (*encrypt) (void *, const uint8_t *, uint8_t *);
void (*decrypt) (caddr_t, u_int8_t *); void (*decrypt) (void *, const uint8_t *, uint8_t *);
int (*setkey) (u_int8_t **, const u_int8_t *, int len); int (*setkey) (void *, const uint8_t *, int len);
void (*zerokey) (u_int8_t **); void (*reinit) (void *, const u_int8_t *);
void (*reinit) (caddr_t, const u_int8_t *);
/* /*
* Encrypt/decrypt 1+ blocks of input -- total size is 'len' bytes. * Encrypt/decrypt 1+ blocks of input -- total size is 'len' bytes.
* Len is guaranteed to be a multiple of the defined 'blocksize'. * Len is guaranteed to be a multiple of the defined 'blocksize'.
* Optional interface -- most useful for stream ciphers with a small * Optional interface -- most useful for stream ciphers with a small
* blocksize (1). * blocksize (1).
*/ */
void (*encrypt_multi) (void *, uint8_t *, size_t len); void (*encrypt_multi) (void *, const uint8_t *, uint8_t *, size_t len);
void (*decrypt_multi) (void *, uint8_t *, size_t len); void (*decrypt_multi) (void *, const uint8_t *, uint8_t *, size_t len);
}; };
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;
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