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3f5616d7 | 1 | /* |
1212818e | 2 | * Copyright 2017-2018 The OpenSSL Project Authors. All Rights Reserved. |
3f5616d7 | 3 | * |
48f4ad77 | 4 | * Licensed under the Apache License 2.0 (the "License"). You may not use |
3f5616d7 TS |
5 | * this file except in compliance with the License. You can obtain a copy |
6 | * in the file LICENSE in the source distribution or at | |
7 | * https://www.openssl.org/source/license.html | |
8 | */ | |
9 | ||
80ce21fe F |
10 | #ifndef OSSL_CRYPTO_SIPHASH_H |
11 | # define OSSL_CRYPTO_SIPHASH_H | |
12 | # pragma once | |
3f5616d7 | 13 | |
80ce21fe F |
14 | # include <stddef.h> |
15 | ||
16 | # define SIPHASH_BLOCK_SIZE 8 | |
17 | # define SIPHASH_KEY_SIZE 16 | |
18 | # define SIPHASH_MIN_DIGEST_SIZE 8 | |
19 | # define SIPHASH_MAX_DIGEST_SIZE 16 | |
3f5616d7 TS |
20 | |
21 | typedef struct siphash_st SIPHASH; | |
22 | ||
23 | size_t SipHash_ctx_size(void); | |
24 | size_t SipHash_hash_size(SIPHASH *ctx); | |
d74f23d2 RL |
25 | int SipHash_set_hash_size(SIPHASH *ctx, size_t hash_size); |
26 | int SipHash_Init(SIPHASH *ctx, const unsigned char *k, | |
3f5616d7 TS |
27 | int crounds, int drounds); |
28 | void SipHash_Update(SIPHASH *ctx, const unsigned char *in, size_t inlen); | |
29 | int SipHash_Final(SIPHASH *ctx, unsigned char *out, size_t outlen); | |
80ce21fe F |
30 | |
31 | #endif |