| 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
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| 2 | /* |
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| 3 | * Common values for SHA-3 algorithms |
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| 4 | */ |
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| 5 | #ifndef __CRYPTO_SHA3_H__ |
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| 6 | #define __CRYPTO_SHA3_H__ |
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| 7 | |
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| 8 | #define SHA3_224_DIGEST_SIZE (224 / 8) |
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| 9 | #define SHA3_224_BLOCK_SIZE (200 - 2 * SHA3_224_DIGEST_SIZE) |
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| 10 | |
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| 11 | #define SHA3_256_DIGEST_SIZE (256 / 8) |
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| 12 | #define SHA3_256_BLOCK_SIZE (200 - 2 * SHA3_256_DIGEST_SIZE) |
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| 13 | |
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| 14 | #define SHA3_384_DIGEST_SIZE (384 / 8) |
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| 15 | #define SHA3_384_BLOCK_SIZE (200 - 2 * SHA3_384_DIGEST_SIZE) |
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| 16 | |
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| 17 | #define SHA3_512_DIGEST_SIZE (512 / 8) |
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| 18 | #define SHA3_512_BLOCK_SIZE (200 - 2 * SHA3_512_DIGEST_SIZE) |
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| 19 | |
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| 20 | struct sha3_state { |
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| 21 | u64 st[25]; |
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| 22 | unsigned int rsiz; |
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| 23 | unsigned int rsizw; |
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| 24 | |
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| 25 | unsigned int partial; |
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| 26 | u8 buf[SHA3_224_BLOCK_SIZE]; |
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| 27 | }; |
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| 28 | |
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| 29 | int crypto_sha3_init(struct shash_desc *desc); |
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| 30 | int crypto_sha3_update(struct shash_desc *desc, const u8 *data, |
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| 31 | unsigned int len); |
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| 32 | int crypto_sha3_final(struct shash_desc *desc, u8 *out); |
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| 33 | |
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| 34 | #endif |
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| 35 | |
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