47 lines
1.4 KiB
C
47 lines
1.4 KiB
C
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#ifndef ASM_X86_TWOFISH_H
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#define ASM_X86_TWOFISH_H
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#include <linux/crypto.h>
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#include <crypto/twofish.h>
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#include <crypto/lrw.h>
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#include <crypto/b128ops.h>
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struct twofish_lrw_ctx {
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struct lrw_table_ctx lrw_table;
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struct twofish_ctx twofish_ctx;
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};
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struct twofish_xts_ctx {
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struct twofish_ctx tweak_ctx;
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struct twofish_ctx crypt_ctx;
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};
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/* regular block cipher functions from twofish_x86_64 module */
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asmlinkage void twofish_enc_blk(struct twofish_ctx *ctx, u8 *dst,
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const u8 *src);
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asmlinkage void twofish_dec_blk(struct twofish_ctx *ctx, u8 *dst,
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const u8 *src);
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/* 3-way parallel cipher functions */
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asmlinkage void __twofish_enc_blk_3way(struct twofish_ctx *ctx, u8 *dst,
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const u8 *src, bool xor);
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asmlinkage void twofish_dec_blk_3way(struct twofish_ctx *ctx, u8 *dst,
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const u8 *src);
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/* helpers from twofish_x86_64-3way module */
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extern void twofish_dec_blk_cbc_3way(void *ctx, u128 *dst, const u128 *src);
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extern void twofish_enc_blk_ctr(void *ctx, u128 *dst, const u128 *src,
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le128 *iv);
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extern void twofish_enc_blk_ctr_3way(void *ctx, u128 *dst, const u128 *src,
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le128 *iv);
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extern int lrw_twofish_setkey(struct crypto_tfm *tfm, const u8 *key,
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unsigned int keylen);
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extern void lrw_twofish_exit_tfm(struct crypto_tfm *tfm);
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extern int xts_twofish_setkey(struct crypto_tfm *tfm, const u8 *key,
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unsigned int keylen);
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#endif /* ASM_X86_TWOFISH_H */
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