| Jussi Kivilinna | a7378d4 | 2012-06-18 14:07:39 +0300 | [diff] [blame] | 1 | #ifndef ASM_X86_TWOFISH_H |
| 2 | #define ASM_X86_TWOFISH_H |
| 3 | |
| 4 | #include <linux/crypto.h> |
| 5 | #include <crypto/twofish.h> |
| 6 | #include <crypto/lrw.h> |
| 7 | #include <crypto/b128ops.h> |
| 8 | |
| 9 | struct twofish_lrw_ctx { |
| 10 | struct lrw_table_ctx lrw_table; |
| 11 | struct twofish_ctx twofish_ctx; |
| 12 | }; |
| 13 | |
| 14 | struct twofish_xts_ctx { |
| 15 | struct twofish_ctx tweak_ctx; |
| 16 | struct twofish_ctx crypt_ctx; |
| 17 | }; |
| 18 | |
| 19 | /* regular block cipher functions from twofish_x86_64 module */ |
| 20 | asmlinkage void twofish_enc_blk(struct twofish_ctx *ctx, u8 *dst, |
| 21 | const u8 *src); |
| 22 | asmlinkage void twofish_dec_blk(struct twofish_ctx *ctx, u8 *dst, |
| 23 | const u8 *src); |
| 24 | |
| 25 | /* 3-way parallel cipher functions */ |
| 26 | asmlinkage void __twofish_enc_blk_3way(struct twofish_ctx *ctx, u8 *dst, |
| 27 | const u8 *src, bool xor); |
| 28 | asmlinkage void twofish_dec_blk_3way(struct twofish_ctx *ctx, u8 *dst, |
| 29 | const u8 *src); |
| 30 | |
| 31 | /* helpers from twofish_x86_64-3way module */ |
| 32 | extern void twofish_dec_blk_cbc_3way(void *ctx, u128 *dst, const u128 *src); |
| 33 | extern void twofish_enc_blk_ctr(void *ctx, u128 *dst, const u128 *src, |
| 34 | u128 *iv); |
| 35 | extern void twofish_enc_blk_ctr_3way(void *ctx, u128 *dst, const u128 *src, |
| 36 | u128 *iv); |
| 37 | |
| 38 | extern int lrw_twofish_setkey(struct crypto_tfm *tfm, const u8 *key, |
| 39 | unsigned int keylen); |
| 40 | |
| 41 | extern void lrw_twofish_exit_tfm(struct crypto_tfm *tfm); |
| 42 | |
| 43 | extern int xts_twofish_setkey(struct crypto_tfm *tfm, const u8 *key, |
| 44 | unsigned int keylen); |
| 45 | |
| 46 | #endif /* ASM_X86_TWOFISH_H */ |