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1 | /* | |
2 | * Copyright 2016-2018 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 HEADER_KDF_H | |
11 | # define HEADER_KDF_H | |
12 | ||
13 | # include <openssl/ossl_typ.h> | |
14 | # include <openssl/kdferr.h> | |
15 | # ifdef __cplusplus | |
16 | extern "C" { | |
17 | # endif | |
18 | ||
19 | # define EVP_KDF_PBKDF2 NID_id_pbkdf2 | |
20 | # define EVP_KDF_SCRYPT NID_id_scrypt | |
21 | # define EVP_KDF_TLS1_PRF NID_tls1_prf | |
22 | # define EVP_KDF_HKDF NID_hkdf | |
23 | ||
24 | EVP_KDF_CTX *EVP_KDF_CTX_new_id(int id); | |
25 | void EVP_KDF_CTX_free(EVP_KDF_CTX *ctx); | |
26 | ||
27 | void EVP_KDF_reset(EVP_KDF_CTX *ctx); | |
28 | int EVP_KDF_ctrl(EVP_KDF_CTX *ctx, int cmd, ...); | |
29 | int EVP_KDF_vctrl(EVP_KDF_CTX *ctx, int cmd, va_list args); | |
30 | int EVP_KDF_ctrl_str(EVP_KDF_CTX *ctx, const char *type, const char *value); | |
31 | size_t EVP_KDF_size(EVP_KDF_CTX *ctx); | |
32 | int EVP_KDF_derive(EVP_KDF_CTX *ctx, unsigned char *key, size_t keylen); | |
33 | ||
34 | ||
35 | # define EVP_KDF_CTRL_SET_PASS 0x01 /* unsigned char *, size_t */ | |
36 | # define EVP_KDF_CTRL_SET_SALT 0x02 /* unsigned char *, size_t */ | |
37 | # define EVP_KDF_CTRL_SET_ITER 0x03 /* int */ | |
38 | # define EVP_KDF_CTRL_SET_MD 0x04 /* EVP_MD * */ | |
39 | # define EVP_KDF_CTRL_SET_KEY 0x05 /* unsigned char *, size_t */ | |
40 | # define EVP_KDF_CTRL_SET_MAXMEM_BYTES 0x06 /* uint64_t */ | |
41 | # define EVP_KDF_CTRL_SET_TLS_SECRET 0x07 /* unsigned char *, size_t */ | |
42 | # define EVP_KDF_CTRL_RESET_TLS_SEED 0x08 | |
43 | # define EVP_KDF_CTRL_ADD_TLS_SEED 0x09 /* unsigned char *, size_t */ | |
44 | # define EVP_KDF_CTRL_RESET_HKDF_INFO 0x0a | |
45 | # define EVP_KDF_CTRL_ADD_HKDF_INFO 0x0b /* unsigned char *, size_t */ | |
46 | # define EVP_KDF_CTRL_SET_HKDF_MODE 0x0c /* int */ | |
47 | # define EVP_KDF_CTRL_SET_SCRYPT_N 0x0d /* uint64_t */ | |
48 | # define EVP_KDF_CTRL_SET_SCRYPT_R 0x0e /* uint32_t */ | |
49 | # define EVP_KDF_CTRL_SET_SCRYPT_P 0x0f /* uint32_t */ | |
50 | ||
51 | # define EVP_KDF_HKDF_MODE_EXTRACT_AND_EXPAND 0 | |
52 | # define EVP_KDF_HKDF_MODE_EXTRACT_ONLY 1 | |
53 | # define EVP_KDF_HKDF_MODE_EXPAND_ONLY 2 | |
54 | ||
55 | ||
56 | /**** The legacy PKEY-based KDF API follows. ****/ | |
57 | ||
58 | # define EVP_PKEY_CTRL_TLS_MD (EVP_PKEY_ALG_CTRL) | |
59 | # define EVP_PKEY_CTRL_TLS_SECRET (EVP_PKEY_ALG_CTRL + 1) | |
60 | # define EVP_PKEY_CTRL_TLS_SEED (EVP_PKEY_ALG_CTRL + 2) | |
61 | # define EVP_PKEY_CTRL_HKDF_MD (EVP_PKEY_ALG_CTRL + 3) | |
62 | # define EVP_PKEY_CTRL_HKDF_SALT (EVP_PKEY_ALG_CTRL + 4) | |
63 | # define EVP_PKEY_CTRL_HKDF_KEY (EVP_PKEY_ALG_CTRL + 5) | |
64 | # define EVP_PKEY_CTRL_HKDF_INFO (EVP_PKEY_ALG_CTRL + 6) | |
65 | # define EVP_PKEY_CTRL_HKDF_MODE (EVP_PKEY_ALG_CTRL + 7) | |
66 | # define EVP_PKEY_CTRL_PASS (EVP_PKEY_ALG_CTRL + 8) | |
67 | # define EVP_PKEY_CTRL_SCRYPT_SALT (EVP_PKEY_ALG_CTRL + 9) | |
68 | # define EVP_PKEY_CTRL_SCRYPT_N (EVP_PKEY_ALG_CTRL + 10) | |
69 | # define EVP_PKEY_CTRL_SCRYPT_R (EVP_PKEY_ALG_CTRL + 11) | |
70 | # define EVP_PKEY_CTRL_SCRYPT_P (EVP_PKEY_ALG_CTRL + 12) | |
71 | # define EVP_PKEY_CTRL_SCRYPT_MAXMEM_BYTES (EVP_PKEY_ALG_CTRL + 13) | |
72 | ||
73 | # define EVP_PKEY_HKDEF_MODE_EXTRACT_AND_EXPAND \ | |
74 | EVP_KDF_HKDF_MODE_EXTRACT_AND_EXPAND | |
75 | # define EVP_PKEY_HKDEF_MODE_EXTRACT_ONLY \ | |
76 | EVP_KDF_HKDF_MODE_EXTRACT_ONLY | |
77 | # define EVP_PKEY_HKDEF_MODE_EXPAND_ONLY \ | |
78 | EVP_KDF_HKDF_MODE_EXPAND_ONLY | |
79 | ||
80 | # define EVP_PKEY_CTX_set_tls1_prf_md(pctx, md) \ | |
81 | EVP_PKEY_CTX_ctrl(pctx, -1, EVP_PKEY_OP_DERIVE, \ | |
82 | EVP_PKEY_CTRL_TLS_MD, 0, (void *)(md)) | |
83 | ||
84 | # define EVP_PKEY_CTX_set1_tls1_prf_secret(pctx, sec, seclen) \ | |
85 | EVP_PKEY_CTX_ctrl(pctx, -1, EVP_PKEY_OP_DERIVE, \ | |
86 | EVP_PKEY_CTRL_TLS_SECRET, seclen, (void *)(sec)) | |
87 | ||
88 | # define EVP_PKEY_CTX_add1_tls1_prf_seed(pctx, seed, seedlen) \ | |
89 | EVP_PKEY_CTX_ctrl(pctx, -1, EVP_PKEY_OP_DERIVE, \ | |
90 | EVP_PKEY_CTRL_TLS_SEED, seedlen, (void *)(seed)) | |
91 | ||
92 | # define EVP_PKEY_CTX_set_hkdf_md(pctx, md) \ | |
93 | EVP_PKEY_CTX_ctrl(pctx, -1, EVP_PKEY_OP_DERIVE, \ | |
94 | EVP_PKEY_CTRL_HKDF_MD, 0, (void *)(md)) | |
95 | ||
96 | # define EVP_PKEY_CTX_set1_hkdf_salt(pctx, salt, saltlen) \ | |
97 | EVP_PKEY_CTX_ctrl(pctx, -1, EVP_PKEY_OP_DERIVE, \ | |
98 | EVP_PKEY_CTRL_HKDF_SALT, saltlen, (void *)(salt)) | |
99 | ||
100 | # define EVP_PKEY_CTX_set1_hkdf_key(pctx, key, keylen) \ | |
101 | EVP_PKEY_CTX_ctrl(pctx, -1, EVP_PKEY_OP_DERIVE, \ | |
102 | EVP_PKEY_CTRL_HKDF_KEY, keylen, (void *)(key)) | |
103 | ||
104 | # define EVP_PKEY_CTX_add1_hkdf_info(pctx, info, infolen) \ | |
105 | EVP_PKEY_CTX_ctrl(pctx, -1, EVP_PKEY_OP_DERIVE, \ | |
106 | EVP_PKEY_CTRL_HKDF_INFO, infolen, (void *)(info)) | |
107 | ||
108 | # define EVP_PKEY_CTX_hkdf_mode(pctx, mode) \ | |
109 | EVP_PKEY_CTX_ctrl(pctx, -1, EVP_PKEY_OP_DERIVE, \ | |
110 | EVP_PKEY_CTRL_HKDF_MODE, mode, NULL) | |
111 | ||
112 | # define EVP_PKEY_CTX_set1_pbe_pass(pctx, pass, passlen) \ | |
113 | EVP_PKEY_CTX_ctrl(pctx, -1, EVP_PKEY_OP_DERIVE, \ | |
114 | EVP_PKEY_CTRL_PASS, passlen, (void *)(pass)) | |
115 | ||
116 | # define EVP_PKEY_CTX_set1_scrypt_salt(pctx, salt, saltlen) \ | |
117 | EVP_PKEY_CTX_ctrl(pctx, -1, EVP_PKEY_OP_DERIVE, \ | |
118 | EVP_PKEY_CTRL_SCRYPT_SALT, saltlen, (void *)(salt)) | |
119 | ||
120 | # define EVP_PKEY_CTX_set_scrypt_N(pctx, n) \ | |
121 | EVP_PKEY_CTX_ctrl_uint64(pctx, -1, EVP_PKEY_OP_DERIVE, \ | |
122 | EVP_PKEY_CTRL_SCRYPT_N, n) | |
123 | ||
124 | # define EVP_PKEY_CTX_set_scrypt_r(pctx, r) \ | |
125 | EVP_PKEY_CTX_ctrl_uint64(pctx, -1, EVP_PKEY_OP_DERIVE, \ | |
126 | EVP_PKEY_CTRL_SCRYPT_R, r) | |
127 | ||
128 | # define EVP_PKEY_CTX_set_scrypt_p(pctx, p) \ | |
129 | EVP_PKEY_CTX_ctrl_uint64(pctx, -1, EVP_PKEY_OP_DERIVE, \ | |
130 | EVP_PKEY_CTRL_SCRYPT_P, p) | |
131 | ||
132 | # define EVP_PKEY_CTX_set_scrypt_maxmem_bytes(pctx, maxmem_bytes) \ | |
133 | EVP_PKEY_CTX_ctrl_uint64(pctx, -1, EVP_PKEY_OP_DERIVE, \ | |
134 | EVP_PKEY_CTRL_SCRYPT_MAXMEM_BYTES, maxmem_bytes) | |
135 | ||
136 | ||
137 | # ifdef __cplusplus | |
138 | } | |
139 | # endif | |
140 | #endif |