]>
Commit | Line | Data |
---|---|---|
96ebe52e | 1 | /* |
fecb3aae | 2 | * Copyright 2020-2022 The OpenSSL Project Authors. All Rights Reserved. |
96ebe52e SL |
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 | /* | |
11 | * Key Management utility functions to share functionality between the export() | |
12 | * and get_params() methods. | |
13 | * export() uses OSSL_PARAM_BLD, and get_params() used the OSSL_PARAM[] to | |
14 | * fill in parameter data for the same key and data fields. | |
15 | */ | |
16 | ||
17 | #include <openssl/core_names.h> | |
18 | #include "internal/param_build_set.h" | |
19 | ||
20 | DEFINE_SPECIAL_STACK_OF_CONST(BIGNUM_const, BIGNUM) | |
21 | ||
22 | int ossl_param_build_set_int(OSSL_PARAM_BLD *bld, OSSL_PARAM *p, | |
23 | const char *key, int num) | |
24 | { | |
25 | if (bld != NULL) | |
26 | return OSSL_PARAM_BLD_push_int(bld, key, num); | |
27 | p = OSSL_PARAM_locate(p, key); | |
28 | if (p != NULL) | |
29 | return OSSL_PARAM_set_int(p, num); | |
30 | return 1; | |
31 | } | |
32 | ||
0ba71d6a RL |
33 | int ossl_param_build_set_long(OSSL_PARAM_BLD *bld, OSSL_PARAM *p, |
34 | const char *key, long num) | |
35 | { | |
36 | if (bld != NULL) | |
37 | return OSSL_PARAM_BLD_push_long(bld, key, num); | |
38 | p = OSSL_PARAM_locate(p, key); | |
39 | if (p != NULL) | |
40 | return OSSL_PARAM_set_long(p, num); | |
41 | return 1; | |
42 | } | |
43 | ||
96ebe52e SL |
44 | int ossl_param_build_set_utf8_string(OSSL_PARAM_BLD *bld, OSSL_PARAM *p, |
45 | const char *key, const char *buf) | |
46 | { | |
47 | if (bld != NULL) | |
48 | return OSSL_PARAM_BLD_push_utf8_string(bld, key, buf, 0); | |
49 | p = OSSL_PARAM_locate(p, key); | |
50 | if (p != NULL) | |
51 | return OSSL_PARAM_set_utf8_string(p, buf); | |
52 | return 1; | |
53 | } | |
54 | ||
55 | int ossl_param_build_set_octet_string(OSSL_PARAM_BLD *bld, OSSL_PARAM *p, | |
56 | const char *key, | |
57 | const unsigned char *data, | |
58 | size_t data_len) | |
59 | { | |
60 | if (bld != NULL) | |
61 | return OSSL_PARAM_BLD_push_octet_string(bld, key, data, data_len); | |
62 | ||
63 | p = OSSL_PARAM_locate(p, key); | |
64 | if (p != NULL) | |
65 | return OSSL_PARAM_set_octet_string(p, data, data_len); | |
66 | return 1; | |
67 | } | |
68 | ||
69 | int ossl_param_build_set_bn_pad(OSSL_PARAM_BLD *bld, OSSL_PARAM *p, | |
70 | const char *key, const BIGNUM *bn, size_t sz) | |
71 | { | |
72 | if (bld != NULL) | |
73 | return OSSL_PARAM_BLD_push_BN_pad(bld, key, bn, sz); | |
74 | p = OSSL_PARAM_locate(p, key); | |
75 | if (p != NULL) { | |
3ee3a2bd P |
76 | if (sz > p->data_size) { |
77 | ERR_raise(ERR_LIB_CRYPTO, CRYPTO_R_TOO_SMALL_BUFFER); | |
96ebe52e | 78 | return 0; |
3ee3a2bd | 79 | } |
96ebe52e SL |
80 | p->data_size = sz; |
81 | return OSSL_PARAM_set_BN(p, bn); | |
82 | } | |
83 | return 1; | |
84 | } | |
85 | ||
86 | int ossl_param_build_set_bn(OSSL_PARAM_BLD *bld, OSSL_PARAM *p, | |
87 | const char *key, const BIGNUM *bn) | |
88 | { | |
89 | if (bld != NULL) | |
90 | return OSSL_PARAM_BLD_push_BN(bld, key, bn); | |
91 | ||
92 | p = OSSL_PARAM_locate(p, key); | |
93 | if (p != NULL) | |
94 | return OSSL_PARAM_set_BN(p, bn) > 0; | |
95 | return 1; | |
96 | } | |
97 | ||
98 | int ossl_param_build_set_multi_key_bn(OSSL_PARAM_BLD *bld, OSSL_PARAM *params, | |
99 | const char *names[], | |
100 | STACK_OF(BIGNUM_const) *stk) | |
101 | { | |
102 | int i, sz = sk_BIGNUM_const_num(stk); | |
103 | OSSL_PARAM *p; | |
104 | ||
105 | ||
106 | if (bld != NULL) { | |
107 | for (i = 0; i < sz && names[i] != NULL; ++i) { | |
108 | if (!OSSL_PARAM_BLD_push_BN(bld, names[i], | |
109 | sk_BIGNUM_const_value(stk, i))) | |
110 | return 0; | |
111 | } | |
112 | return 1; | |
113 | } | |
114 | ||
115 | for (i = 0; i < sz && names[i] != NULL; ++i) { | |
116 | p = OSSL_PARAM_locate(params, names[i]); | |
117 | if (p != NULL) { | |
118 | if (!OSSL_PARAM_set_BN(p, sk_BIGNUM_const_value(stk, i))) | |
119 | return 0; | |
120 | } | |
121 | } | |
122 | return 1; | |
123 | } |