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2d0b4412 | 1 | /* |
d5e5e2ff | 2 | * Copyright 2019 The OpenSSL Project Authors. All Rights Reserved. |
2d0b4412 | 3 | * |
04e388ce | 4 | * Licensed under the Apache License 2.0 (the "License"). You may not use |
b1322259 RS |
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 | |
208527a7 | 7 | * https://www.openssl.org/source/license.html |
2d0b4412 BC |
8 | */ |
9 | ||
d5e5e2ff SL |
10 | /* TODO(3.0) Move this header into provider when dependencies are removed */ |
11 | #ifndef HEADER_BLAKE2_H | |
12 | # define HEADER_BLAKE2_H | |
13 | ||
14 | # include <openssl/opensslconf.h> | |
2d0b4412 | 15 | |
d5e5e2ff SL |
16 | # include <openssl/e_os2.h> |
17 | # include <stddef.h> | |
2d0b4412 | 18 | |
d5e5e2ff SL |
19 | # define BLAKE2S_BLOCKBYTES 64 |
20 | # define BLAKE2S_OUTBYTES 32 | |
21 | # define BLAKE2S_KEYBYTES 32 | |
22 | # define BLAKE2S_SALTBYTES 8 | |
23 | # define BLAKE2S_PERSONALBYTES 8 | |
2d0b4412 | 24 | |
d5e5e2ff SL |
25 | # define BLAKE2B_BLOCKBYTES 128 |
26 | # define BLAKE2B_OUTBYTES 64 | |
27 | # define BLAKE2B_KEYBYTES 64 | |
28 | # define BLAKE2B_SALTBYTES 16 | |
29 | # define BLAKE2B_PERSONALBYTES 16 | |
2d0b4412 BC |
30 | |
31 | struct blake2s_param_st { | |
32 | uint8_t digest_length; /* 1 */ | |
33 | uint8_t key_length; /* 2 */ | |
34 | uint8_t fanout; /* 3 */ | |
35 | uint8_t depth; /* 4 */ | |
a5741089 | 36 | uint8_t leaf_length[4];/* 8 */ |
2d0b4412 BC |
37 | uint8_t node_offset[6];/* 14 */ |
38 | uint8_t node_depth; /* 15 */ | |
39 | uint8_t inner_length; /* 16 */ | |
2d0b4412 BC |
40 | uint8_t salt[BLAKE2S_SALTBYTES]; /* 24 */ |
41 | uint8_t personal[BLAKE2S_PERSONALBYTES]; /* 32 */ | |
42 | }; | |
43 | ||
44 | typedef struct blake2s_param_st BLAKE2S_PARAM; | |
45 | ||
46 | struct blake2s_ctx_st { | |
47 | uint32_t h[8]; | |
48 | uint32_t t[2]; | |
49 | uint32_t f[2]; | |
50 | uint8_t buf[BLAKE2S_BLOCKBYTES]; | |
51 | size_t buflen; | |
18568864 | 52 | size_t outlen; |
2d0b4412 BC |
53 | }; |
54 | ||
55 | struct blake2b_param_st { | |
56 | uint8_t digest_length; /* 1 */ | |
57 | uint8_t key_length; /* 2 */ | |
58 | uint8_t fanout; /* 3 */ | |
59 | uint8_t depth; /* 4 */ | |
a5741089 KR |
60 | uint8_t leaf_length[4];/* 8 */ |
61 | uint8_t node_offset[8];/* 16 */ | |
2d0b4412 BC |
62 | uint8_t node_depth; /* 17 */ |
63 | uint8_t inner_length; /* 18 */ | |
64 | uint8_t reserved[14]; /* 32 */ | |
65 | uint8_t salt[BLAKE2B_SALTBYTES]; /* 48 */ | |
66 | uint8_t personal[BLAKE2B_PERSONALBYTES]; /* 64 */ | |
67 | }; | |
68 | ||
69 | typedef struct blake2b_param_st BLAKE2B_PARAM; | |
70 | ||
71 | struct blake2b_ctx_st { | |
72 | uint64_t h[8]; | |
73 | uint64_t t[2]; | |
74 | uint64_t f[2]; | |
75 | uint8_t buf[BLAKE2B_BLOCKBYTES]; | |
76 | size_t buflen; | |
18568864 | 77 | size_t outlen; |
2d0b4412 BC |
78 | }; |
79 | ||
80 | #define BLAKE2B_DIGEST_LENGTH 64 | |
81 | #define BLAKE2S_DIGEST_LENGTH 32 | |
82 | ||
83 | typedef struct blake2s_ctx_st BLAKE2S_CTX; | |
84 | typedef struct blake2b_ctx_st BLAKE2B_CTX; | |
85 | ||
d5e5e2ff SL |
86 | int blake2s256_init(void *ctx); |
87 | int blake2b512_init(void *ctx); | |
88 | ||
89 | int blake2b_init(BLAKE2B_CTX *c, const BLAKE2B_PARAM *P); | |
90 | int blake2b_init_key(BLAKE2B_CTX *c, const BLAKE2B_PARAM *P, const void *key); | |
91 | int blake2b_update(BLAKE2B_CTX *c, const void *data, size_t datalen); | |
92 | int blake2b_final(unsigned char *md, BLAKE2B_CTX *c); | |
2d0b4412 | 93 | |
fc3c0223 AS |
94 | /* |
95 | * These setters are internal and do not check the validity of their parameters. | |
96 | * See blake2b_mac_ctrl for validation logic. | |
97 | */ | |
98 | ||
99 | void blake2b_param_init(BLAKE2B_PARAM *P); | |
100 | void blake2b_param_set_digest_length(BLAKE2B_PARAM *P, uint8_t outlen); | |
101 | void blake2b_param_set_key_length(BLAKE2B_PARAM *P, uint8_t keylen); | |
102 | void blake2b_param_set_personal(BLAKE2B_PARAM *P, const uint8_t *personal, size_t length); | |
103 | void blake2b_param_set_salt(BLAKE2B_PARAM *P, const uint8_t *salt, size_t length); | |
104 | ||
d5e5e2ff SL |
105 | int blake2s_init(BLAKE2S_CTX *c, const BLAKE2S_PARAM *P); |
106 | int blake2s_init_key(BLAKE2S_CTX *c, const BLAKE2S_PARAM *P, const void *key); | |
107 | int blake2s_update(BLAKE2S_CTX *c, const void *data, size_t datalen); | |
108 | int blake2s_final(unsigned char *md, BLAKE2S_CTX *c); | |
33e113b0 AS |
109 | |
110 | void blake2s_param_init(BLAKE2S_PARAM *P); | |
111 | void blake2s_param_set_digest_length(BLAKE2S_PARAM *P, uint8_t outlen); | |
112 | void blake2s_param_set_key_length(BLAKE2S_PARAM *P, uint8_t keylen); | |
113 | void blake2s_param_set_personal(BLAKE2S_PARAM *P, const uint8_t *personal, size_t length); | |
114 | void blake2s_param_set_salt(BLAKE2S_PARAM *P, const uint8_t *salt, size_t length); | |
d5e5e2ff SL |
115 | |
116 | #endif /* HEADER_BLAKE2_H */ |