projects / linux-block.git / blame
| Commit | Line | Data |
|---|---|---|
| b2441318 | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
| cf582cce JK |
2 | #ifndef ASM_X86_CAMELLIA_H |
| 3 | #define ASM_X86_CAMELLIA_H | |
| 4 | ||
| 451cc493 | 5 | #include <crypto/b128ops.h> |
| cf582cce | 6 | #include <linux/crypto.h> |
| 451cc493 | 7 | #include <linux/kernel.h> |
| cf582cce JK |
8 | |
| 9 | #define CAMELLIA_MIN_KEY_SIZE 16 | |
| 10 | #define CAMELLIA_MAX_KEY_SIZE 32 | |
| 11 | #define CAMELLIA_BLOCK_SIZE 16 | |
| 12 | #define CAMELLIA_TABLE_BYTE_LEN 272 | |
| 13 | #define CAMELLIA_PARALLEL_BLOCKS 2 | |
| 14 | ||
| 44893bc2 EB |
15 | struct crypto_skcipher; |
| 16 | ||
| cf582cce JK |
17 | struct camellia_ctx { |
| 18 | u64 key_table[CAMELLIA_TABLE_BYTE_LEN / sizeof(u64)]; | |
| 19 | u32 key_length; | |
| 20 | }; | |
| 21 | ||
| cf582cce JK |
22 | struct camellia_xts_ctx { |
| 23 | struct camellia_ctx tweak_ctx; | |
| 24 | struct camellia_ctx crypt_ctx; | |
| 25 | }; | |
| 26 | ||
| 27 | extern int __camellia_setkey(struct camellia_ctx *cctx, | |
| 28 | const unsigned char *key, | |
| 674f368a | 29 | unsigned int key_len); |
| cf582cce | 30 | |
| 44893bc2 | 31 | extern int xts_camellia_setkey(struct crypto_skcipher *tfm, const u8 *key, |
| cf582cce JK |
32 | unsigned int keylen); |
| 33 | ||
| 34 | /* regular block cipher functions */ | |
| 9c1e8836 KC |
35 | asmlinkage void __camellia_enc_blk(const void *ctx, u8 *dst, const u8 *src, |
| 36 | bool xor); | |
| 37 | asmlinkage void camellia_dec_blk(const void *ctx, u8 *dst, const u8 *src); | |
| cf582cce JK |
38 | |
| 39 | /* 2-way parallel cipher functions */ | |
| 9c1e8836 KC |
40 | asmlinkage void __camellia_enc_blk_2way(const void *ctx, u8 *dst, const u8 *src, |
| 41 | bool xor); | |
| 42 | asmlinkage void camellia_dec_blk_2way(const void *ctx, u8 *dst, const u8 *src); | |
| cf582cce | 43 | |
| f3f935a7 | 44 | /* 16-way parallel cipher functions (avx/aes-ni) */ |
| 9c1e8836 KC |
45 | asmlinkage void camellia_ecb_enc_16way(const void *ctx, u8 *dst, const u8 *src); |
| 46 | asmlinkage void camellia_ecb_dec_16way(const void *ctx, u8 *dst, const u8 *src); | |
| 47 | ||
| 48 | asmlinkage void camellia_cbc_dec_16way(const void *ctx, u8 *dst, const u8 *src); | |
| 49 | asmlinkage void camellia_ctr_16way(const void *ctx, u8 *dst, const u8 *src, | |
| 50 | le128 *iv); | |
| 51 | ||
| 52 | asmlinkage void camellia_xts_enc_16way(const void *ctx, u8 *dst, const u8 *src, | |
| 53 | le128 *iv); | |
| 54 | asmlinkage void camellia_xts_dec_16way(const void *ctx, u8 *dst, const u8 *src, | |
| 55 | le128 *iv); | |
| 56 | ||
| 57 | static inline void camellia_enc_blk(const void *ctx, u8 *dst, const u8 *src) | |
| cf582cce JK |
58 | { |
| 59 | __camellia_enc_blk(ctx, dst, src, false); | |
| 60 | } | |
| 61 | ||
| 9c1e8836 | 62 | static inline void camellia_enc_blk_xor(const void *ctx, u8 *dst, const u8 *src) |
| cf582cce JK |
63 | { |
| 64 | __camellia_enc_blk(ctx, dst, src, true); | |
| 65 | } | |
| 66 | ||
| 9c1e8836 | 67 | static inline void camellia_enc_blk_2way(const void *ctx, u8 *dst, |
| cf582cce JK |
68 | const u8 *src) |
| 69 | { | |
| 70 | __camellia_enc_blk_2way(ctx, dst, src, false); | |
| 71 | } | |
| 72 | ||
| 9c1e8836 | 73 | static inline void camellia_enc_blk_xor_2way(const void *ctx, u8 *dst, |
| cf582cce JK |
74 | const u8 *src) |
| 75 | { | |
| 76 | __camellia_enc_blk_2way(ctx, dst, src, true); | |
| 77 | } | |
| 78 | ||
| 79 | /* glue helpers */ | |
| 9c1e8836 KC |
80 | extern void camellia_decrypt_cbc_2way(const void *ctx, u8 *dst, const u8 *src); |
| 81 | extern void camellia_crypt_ctr(const void *ctx, u8 *dst, const u8 *src, | |
| cf582cce | 82 | le128 *iv); |
| 9c1e8836 | 83 | extern void camellia_crypt_ctr_2way(const void *ctx, u8 *dst, const u8 *src, |
| cf582cce JK |
84 | le128 *iv); |
| 85 | ||
| 9c1e8836 KC |
86 | extern void camellia_xts_enc(const void *ctx, u8 *dst, const u8 *src, |
| 87 | le128 *iv); | |
| 88 | extern void camellia_xts_dec(const void *ctx, u8 *dst, const u8 *src, | |
| 89 | le128 *iv); | |
| f3f935a7 | 90 | |
| cf582cce | 91 | #endif /* ASM_X86_CAMELLIA_H */ |