diff options
Diffstat (limited to 'sys/opencrypto/xform.c')
| -rw-r--r-- | sys/opencrypto/xform.c | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/sys/opencrypto/xform.c b/sys/opencrypto/xform.c index 86d56c3..464429f 100644 --- a/sys/opencrypto/xform.c +++ b/sys/opencrypto/xform.c @@ -51,6 +51,7 @@ __FBSDID("$FreeBSD$"); #include <crypto/blowfish/blowfish.h> #include <crypto/des/des.h> #include <crypto/rijndael/rijndael.h> +#include <crypto/camellia/camellia.h> #include <crypto/sha1.h> #include <opencrypto/cast.h> @@ -74,24 +75,28 @@ static int blf_setkey(u_int8_t **, u_int8_t *, int); static int cast5_setkey(u_int8_t **, u_int8_t *, int); static int skipjack_setkey(u_int8_t **, u_int8_t *, int); static int rijndael128_setkey(u_int8_t **, u_int8_t *, int); +static int cml_setkey(u_int8_t **, u_int8_t *, int); static void des1_encrypt(caddr_t, u_int8_t *); static void des3_encrypt(caddr_t, u_int8_t *); static void blf_encrypt(caddr_t, u_int8_t *); static void cast5_encrypt(caddr_t, u_int8_t *); static void skipjack_encrypt(caddr_t, u_int8_t *); static void rijndael128_encrypt(caddr_t, u_int8_t *); +static void cml_encrypt(caddr_t, u_int8_t *); static void des1_decrypt(caddr_t, u_int8_t *); static void des3_decrypt(caddr_t, u_int8_t *); static void blf_decrypt(caddr_t, u_int8_t *); static void cast5_decrypt(caddr_t, u_int8_t *); static void skipjack_decrypt(caddr_t, u_int8_t *); static void rijndael128_decrypt(caddr_t, u_int8_t *); +static void cml_decrypt(caddr_t, u_int8_t *); static void des1_zerokey(u_int8_t **); static void des3_zerokey(u_int8_t **); static void blf_zerokey(u_int8_t **); static void cast5_zerokey(u_int8_t **); static void skipjack_zerokey(u_int8_t **); static void rijndael128_zerokey(u_int8_t **); +static void cml_zerokey(u_int8_t **); static void null_init(void *); static int null_update(void *, u_int8_t *, u_int16_t); @@ -184,6 +189,15 @@ struct enc_xform enc_xform_arc4 = { NULL, }; +struct enc_xform enc_xform_camellia = { + CRYPTO_CAMELLIA_CBC, "Camellia", + CAMELLIA_BLOCK_LEN, 8, 32, + cml_encrypt, + cml_decrypt, + cml_setkey, + cml_zerokey, +}; + /* Authentication instances */ struct auth_hash auth_hash_null = { CRYPTO_NULL_HMAC, "NULL-HMAC", @@ -533,6 +547,45 @@ rijndael128_zerokey(u_int8_t **sched) *sched = NULL; } +static void +cml_encrypt(caddr_t key, u_int8_t *blk) +{ + camellia_encrypt((camellia_ctx *) key, (u_char *) blk, (u_char *) blk); +} + +static void +cml_decrypt(caddr_t key, u_int8_t *blk) +{ + camellia_decrypt(((camellia_ctx *) key), (u_char *) blk, + (u_char *) blk); +} + +static int +cml_setkey(u_int8_t **sched, u_int8_t *key, int len) +{ + int err; + + if (len != 16 && len != 24 && len != 32) + return (EINVAL); + MALLOC(*sched, u_int8_t *, sizeof(camellia_ctx), M_CRYPTO_DATA, + M_NOWAIT|M_ZERO); + if (*sched != NULL) { + camellia_set_key((camellia_ctx *) *sched, (u_char *) key, + len * 8); + err = 0; + } else + err = ENOMEM; + return err; +} + +static void +cml_zerokey(u_int8_t **sched) +{ + bzero(*sched, sizeof(camellia_ctx)); + FREE(*sched, M_CRYPTO_DATA); + *sched = NULL; +} + /* * And now for auth. */ |
