diff options
| author | Jussi Kivilinna <jussi.kivilinna@mbnet.fi> | 2011-10-18 00:03:08 +0300 |
|---|---|---|
| committer | Herbert Xu <herbert@gondor.apana.org.au> | 2011-11-09 11:43:00 +0800 |
| commit | bc83b8299cb4ac2a9f64215a04854e4c934d1510 (patch) | |
| tree | 706503a1a84e12d0c5de95600ff65fa11cc799e8 /include/crypto | |
| parent | 7fb7fe4469d0b870a031a5d33676343979b80625 (diff) | |
crypto: serpent - export common functions for x86_64/i386-sse2 assembler implementations
Serpent SSE2 assembler implementations only provide 4-way/8-way parallel
functions and need setkey and one-block encrypt/decrypt functions.
CC: Dag Arne Osvik <osvik@ii.uib.no>
Signed-off-by: Jussi Kivilinna <jussi.kivilinna@mbnet.fi>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'include/crypto')
| -rw-r--r-- | include/crypto/serpent.h | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/include/crypto/serpent.h b/include/crypto/serpent.h new file mode 100644 index 00000000000..40df885f9d1 --- /dev/null +++ b/include/crypto/serpent.h @@ -0,0 +1,25 @@ +/* + * Common values for serpent algorithms + */ + +#ifndef _CRYPTO_SERPENT_H +#define _CRYPTO_SERPENT_H + +#include <linux/types.h> +#include <linux/crypto.h> + +#define SERPENT_MIN_KEY_SIZE 0 +#define SERPENT_MAX_KEY_SIZE 32 +#define SERPENT_EXPKEY_WORDS 132 +#define SERPENT_BLOCK_SIZE 16 + +struct serpent_ctx { + u32 expkey[SERPENT_EXPKEY_WORDS]; +}; + +int serpent_setkey(struct crypto_tfm *tfm, const u8 *key, unsigned int keylen); + +void __serpent_encrypt(struct serpent_ctx *ctx, u8 *dst, const u8 *src); +void __serpent_decrypt(struct serpent_ctx *ctx, u8 *dst, const u8 *src); + +#endif |