1 | /* |
2 | * Copyright 2016-2021 The OpenSSL Project Authors. All Rights Reserved. |
3 | * |
4 | * Licensed under the Apache License 2.0 (the "License"). You may not use |
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 | |
10 | #ifndef OPENSSL_KDF_H |
11 | # define OPENSSL_KDF_H |
12 | # pragma once |
13 | |
14 | # include <openssl/macros.h> |
15 | # ifndef OPENSSL_NO_DEPRECATED_3_0 |
16 | # define |
17 | # endif |
18 | |
19 | # include <stdarg.h> |
20 | # include <stddef.h> |
21 | # include <openssl/types.h> |
22 | # include <openssl/core.h> |
23 | |
24 | # ifdef __cplusplus |
25 | extern "C" { |
26 | # endif |
27 | |
28 | int EVP_KDF_up_ref(EVP_KDF *kdf); |
29 | void EVP_KDF_free(EVP_KDF *kdf); |
30 | EVP_KDF *EVP_KDF_fetch(OSSL_LIB_CTX *libctx, const char *algorithm, |
31 | const char *properties); |
32 | |
33 | EVP_KDF_CTX *EVP_KDF_CTX_new(EVP_KDF *kdf); |
34 | void EVP_KDF_CTX_free(EVP_KDF_CTX *ctx); |
35 | EVP_KDF_CTX *EVP_KDF_CTX_dup(const EVP_KDF_CTX *src); |
36 | const char *EVP_KDF_get0_description(const EVP_KDF *kdf); |
37 | int EVP_KDF_is_a(const EVP_KDF *kdf, const char *name); |
38 | const char *EVP_KDF_get0_name(const EVP_KDF *kdf); |
39 | const OSSL_PROVIDER *EVP_KDF_get0_provider(const EVP_KDF *kdf); |
40 | const EVP_KDF *EVP_KDF_CTX_kdf(EVP_KDF_CTX *ctx); |
41 | |
42 | void EVP_KDF_CTX_reset(EVP_KDF_CTX *ctx); |
43 | size_t EVP_KDF_CTX_get_kdf_size(EVP_KDF_CTX *ctx); |
44 | int EVP_KDF_derive(EVP_KDF_CTX *ctx, unsigned char *key, size_t keylen, |
45 | const OSSL_PARAM params[]); |
46 | int EVP_KDF_get_params(EVP_KDF *kdf, OSSL_PARAM params[]); |
47 | int EVP_KDF_CTX_get_params(EVP_KDF_CTX *ctx, OSSL_PARAM params[]); |
48 | int EVP_KDF_CTX_set_params(EVP_KDF_CTX *ctx, const OSSL_PARAM params[]); |
49 | const OSSL_PARAM *EVP_KDF_gettable_params(const EVP_KDF *kdf); |
50 | const OSSL_PARAM *EVP_KDF_gettable_ctx_params(const EVP_KDF *kdf); |
51 | const OSSL_PARAM *EVP_KDF_settable_ctx_params(const EVP_KDF *kdf); |
52 | const OSSL_PARAM *EVP_KDF_CTX_gettable_params(EVP_KDF_CTX *ctx); |
53 | const OSSL_PARAM *EVP_KDF_CTX_settable_params(EVP_KDF_CTX *ctx); |
54 | |
55 | void EVP_KDF_do_all_provided(OSSL_LIB_CTX *libctx, |
56 | void (*fn)(EVP_KDF *kdf, void *arg), |
57 | void *arg); |
58 | int EVP_KDF_names_do_all(const EVP_KDF *kdf, |
59 | void (*fn)(const char *name, void *data), |
60 | void *data); |
61 | |
62 | # define EVP_KDF_HKDF_MODE_EXTRACT_AND_EXPAND 0 |
63 | # define 1 |
64 | # define EVP_KDF_HKDF_MODE_EXPAND_ONLY 2 |
65 | |
66 | #define EVP_KDF_SSHKDF_TYPE_INITIAL_IV_CLI_TO_SRV 65 |
67 | #define EVP_KDF_SSHKDF_TYPE_INITIAL_IV_SRV_TO_CLI 66 |
68 | #define EVP_KDF_SSHKDF_TYPE_ENCRYPTION_KEY_CLI_TO_SRV 67 |
69 | #define EVP_KDF_SSHKDF_TYPE_ENCRYPTION_KEY_SRV_TO_CLI 68 |
70 | #define EVP_KDF_SSHKDF_TYPE_INTEGRITY_KEY_CLI_TO_SRV 69 |
71 | #define EVP_KDF_SSHKDF_TYPE_INTEGRITY_KEY_SRV_TO_CLI 70 |
72 | |
73 | /**** The legacy PKEY-based KDF API follows. ****/ |
74 | |
75 | # define EVP_PKEY_CTRL_TLS_MD (EVP_PKEY_ALG_CTRL) |
76 | # define EVP_PKEY_CTRL_TLS_SECRET (EVP_PKEY_ALG_CTRL + 1) |
77 | # define EVP_PKEY_CTRL_TLS_SEED (EVP_PKEY_ALG_CTRL + 2) |
78 | # define EVP_PKEY_CTRL_HKDF_MD (EVP_PKEY_ALG_CTRL + 3) |
79 | # define EVP_PKEY_CTRL_HKDF_SALT (EVP_PKEY_ALG_CTRL + 4) |
80 | # define EVP_PKEY_CTRL_HKDF_KEY (EVP_PKEY_ALG_CTRL + 5) |
81 | # define EVP_PKEY_CTRL_HKDF_INFO (EVP_PKEY_ALG_CTRL + 6) |
82 | # define EVP_PKEY_CTRL_HKDF_MODE (EVP_PKEY_ALG_CTRL + 7) |
83 | # define EVP_PKEY_CTRL_PASS (EVP_PKEY_ALG_CTRL + 8) |
84 | # define EVP_PKEY_CTRL_SCRYPT_SALT (EVP_PKEY_ALG_CTRL + 9) |
85 | # define EVP_PKEY_CTRL_SCRYPT_N (EVP_PKEY_ALG_CTRL + 10) |
86 | # define EVP_PKEY_CTRL_SCRYPT_R (EVP_PKEY_ALG_CTRL + 11) |
87 | # define EVP_PKEY_CTRL_SCRYPT_P (EVP_PKEY_ALG_CTRL + 12) |
88 | # define EVP_PKEY_CTRL_SCRYPT_MAXMEM_BYTES (EVP_PKEY_ALG_CTRL + 13) |
89 | |
90 | # define EVP_PKEY_HKDEF_MODE_EXTRACT_AND_EXPAND \ |
91 | EVP_KDF_HKDF_MODE_EXTRACT_AND_EXPAND |
92 | # define \ |
93 | EVP_KDF_HKDF_MODE_EXTRACT_ONLY |
94 | # define EVP_PKEY_HKDEF_MODE_EXPAND_ONLY \ |
95 | EVP_KDF_HKDF_MODE_EXPAND_ONLY |
96 | |
97 | int EVP_PKEY_CTX_set_tls1_prf_md(EVP_PKEY_CTX *ctx, const EVP_MD *md); |
98 | |
99 | int EVP_PKEY_CTX_set1_tls1_prf_secret(EVP_PKEY_CTX *pctx, |
100 | const unsigned char *sec, int seclen); |
101 | |
102 | int EVP_PKEY_CTX_add1_tls1_prf_seed(EVP_PKEY_CTX *pctx, |
103 | const unsigned char *seed, int seedlen); |
104 | |
105 | int EVP_PKEY_CTX_set_hkdf_md(EVP_PKEY_CTX *ctx, const EVP_MD *md); |
106 | |
107 | int EVP_PKEY_CTX_set1_hkdf_salt(EVP_PKEY_CTX *ctx, |
108 | const unsigned char *salt, int saltlen); |
109 | |
110 | int EVP_PKEY_CTX_set1_hkdf_key(EVP_PKEY_CTX *ctx, |
111 | const unsigned char *key, int keylen); |
112 | |
113 | int EVP_PKEY_CTX_add1_hkdf_info(EVP_PKEY_CTX *ctx, |
114 | const unsigned char *info, int infolen); |
115 | |
116 | int EVP_PKEY_CTX_set_hkdf_mode(EVP_PKEY_CTX *ctx, int mode); |
117 | # define EVP_PKEY_CTX_hkdf_mode EVP_PKEY_CTX_set_hkdf_mode |
118 | |
119 | int EVP_PKEY_CTX_set1_pbe_pass(EVP_PKEY_CTX *ctx, const char *pass, |
120 | int passlen); |
121 | |
122 | int EVP_PKEY_CTX_set1_scrypt_salt(EVP_PKEY_CTX *ctx, |
123 | const unsigned char *salt, int saltlen); |
124 | |
125 | int EVP_PKEY_CTX_set_scrypt_N(EVP_PKEY_CTX *ctx, uint64_t n); |
126 | |
127 | int EVP_PKEY_CTX_set_scrypt_r(EVP_PKEY_CTX *ctx, uint64_t r); |
128 | |
129 | int EVP_PKEY_CTX_set_scrypt_p(EVP_PKEY_CTX *ctx, uint64_t p); |
130 | |
131 | int EVP_PKEY_CTX_set_scrypt_maxmem_bytes(EVP_PKEY_CTX *ctx, |
132 | uint64_t maxmem_bytes); |
133 | |
134 | |
135 | # ifdef __cplusplus |
136 | } |
137 | # endif |
138 | #endif |
139 | |