1 /*
2 * Copyright 2020-2021 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 #include <string.h> /* memcpy */
11 #include <openssl/core_names.h>
12 #include <openssl/param_build.h>
13 #include "crypto/rsa.h"
14 #include "rsa_local.h"
15
ossl_rsa_acvp_test_gen_params_new(OSSL_PARAM ** dst,const OSSL_PARAM src[])16 int ossl_rsa_acvp_test_gen_params_new(OSSL_PARAM **dst, const OSSL_PARAM src[])
17 {
18 const OSSL_PARAM *p, *s;
19 OSSL_PARAM *d, *alloc = NULL;
20 int ret = 1;
21
22 static const OSSL_PARAM settable[] = {
23 OSSL_PARAM_BN(OSSL_PKEY_PARAM_RSA_TEST_XP, NULL, 0),
24 OSSL_PARAM_BN(OSSL_PKEY_PARAM_RSA_TEST_XP1, NULL, 0),
25 OSSL_PARAM_BN(OSSL_PKEY_PARAM_RSA_TEST_XP2, NULL, 0),
26 OSSL_PARAM_BN(OSSL_PKEY_PARAM_RSA_TEST_XQ, NULL, 0),
27 OSSL_PARAM_BN(OSSL_PKEY_PARAM_RSA_TEST_XQ1, NULL, 0),
28 OSSL_PARAM_BN(OSSL_PKEY_PARAM_RSA_TEST_XQ2, NULL, 0),
29 OSSL_PARAM_END
30 };
31
32 /* Assume the first element is a required field if this feature is used */
33 p = OSSL_PARAM_locate_const(src, settable[0].key);
34 if (p == NULL)
35 return 1;
36
37 /* Zeroing here means the terminator is always set at the end */
38 alloc = OPENSSL_zalloc(sizeof(settable));
39 if (alloc == NULL)
40 return 0;
41
42 d = alloc;
43 for (s = settable; s->key != NULL; ++s) {
44 /* If src contains a key from settable then copy the src to the dest */
45 p = OSSL_PARAM_locate_const(src, s->key);
46 if (p != NULL) {
47 *d = *s; /* shallow copy from the static settable[] */
48 d->data_size = p->data_size;
49 d->data = OPENSSL_memdup(p->data, p->data_size);
50 if (d->data == NULL)
51 ret = 0;
52 ++d;
53 }
54 }
55 if (ret == 0) {
56 ossl_rsa_acvp_test_gen_params_free(alloc);
57 alloc = NULL;
58 }
59 if (*dst != NULL)
60 ossl_rsa_acvp_test_gen_params_free(*dst);
61 *dst = alloc;
62 return ret;
63 }
64
ossl_rsa_acvp_test_gen_params_free(OSSL_PARAM * dst)65 void ossl_rsa_acvp_test_gen_params_free(OSSL_PARAM *dst)
66 {
67 OSSL_PARAM *p;
68
69 if (dst == NULL)
70 return;
71
72 for (p = dst; p->key != NULL; ++p) {
73 OPENSSL_free(p->data);
74 p->data = NULL;
75 }
76 OPENSSL_free(dst);
77 }
78
ossl_rsa_acvp_test_set_params(RSA * r,const OSSL_PARAM params[])79 int ossl_rsa_acvp_test_set_params(RSA *r, const OSSL_PARAM params[])
80 {
81 RSA_ACVP_TEST *t;
82 const OSSL_PARAM *p;
83
84 if (r->acvp_test != NULL) {
85 ossl_rsa_acvp_test_free(r->acvp_test);
86 r->acvp_test = NULL;
87 }
88
89 t = OPENSSL_zalloc(sizeof(*t));
90 if (t == NULL)
91 return 0;
92
93 /* Set the input parameters */
94 if ((p = OSSL_PARAM_locate_const(params, OSSL_PKEY_PARAM_RSA_TEST_XP1)) != NULL
95 && !OSSL_PARAM_get_BN(p, &t->Xp1))
96 goto err;
97 if ((p = OSSL_PARAM_locate_const(params, OSSL_PKEY_PARAM_RSA_TEST_XP2)) != NULL
98 && !OSSL_PARAM_get_BN(p, &t->Xp2))
99 goto err;
100 if ((p = OSSL_PARAM_locate_const(params, OSSL_PKEY_PARAM_RSA_TEST_XP)) != NULL
101 && !OSSL_PARAM_get_BN(p, &t->Xp))
102 goto err;
103 if ((p = OSSL_PARAM_locate_const(params, OSSL_PKEY_PARAM_RSA_TEST_XQ1)) != NULL
104 && !OSSL_PARAM_get_BN(p, &t->Xq1))
105 goto err;
106 if ((p = OSSL_PARAM_locate_const(params, OSSL_PKEY_PARAM_RSA_TEST_XQ2)) != NULL
107 && !OSSL_PARAM_get_BN(p, &t->Xq2))
108 goto err;
109 if ((p = OSSL_PARAM_locate_const(params, OSSL_PKEY_PARAM_RSA_TEST_XQ)) != NULL
110 && !OSSL_PARAM_get_BN(p, &t->Xq))
111 goto err;
112
113 /* Setup the output parameters */
114 t->p1 = BN_new();
115 t->p2 = BN_new();
116 t->q1 = BN_new();
117 t->q2 = BN_new();
118 r->acvp_test = t;
119 return 1;
120 err:
121 ossl_rsa_acvp_test_free(t);
122 return 0;
123 }
124
ossl_rsa_acvp_test_get_params(RSA * r,OSSL_PARAM params[])125 int ossl_rsa_acvp_test_get_params(RSA *r, OSSL_PARAM params[])
126 {
127 RSA_ACVP_TEST *t;
128 OSSL_PARAM *p;
129
130 if (r == NULL)
131 return 0;
132
133 t = r->acvp_test;
134 if (t != NULL) {
135 if ((p = OSSL_PARAM_locate(params, OSSL_PKEY_PARAM_RSA_TEST_P1)) != NULL
136 && !OSSL_PARAM_set_BN(p, t->p1))
137 return 0;
138 if ((p = OSSL_PARAM_locate(params, OSSL_PKEY_PARAM_RSA_TEST_P2)) != NULL
139 && !OSSL_PARAM_set_BN(p, t->p2))
140 return 0;
141 if ((p = OSSL_PARAM_locate(params, OSSL_PKEY_PARAM_RSA_TEST_Q1)) != NULL
142 && !OSSL_PARAM_set_BN(p, t->q1))
143 return 0;
144 if ((p = OSSL_PARAM_locate(params, OSSL_PKEY_PARAM_RSA_TEST_Q2)) != NULL
145 && !OSSL_PARAM_set_BN(p, t->q2))
146 return 0;
147 }
148 return 1;
149 }
150
ossl_rsa_acvp_test_free(RSA_ACVP_TEST * t)151 void ossl_rsa_acvp_test_free(RSA_ACVP_TEST *t)
152 {
153 if (t != NULL) {
154 BN_free(t->Xp1);
155 BN_free(t->Xp2);
156 BN_free(t->Xp);
157 BN_free(t->Xq1);
158 BN_free(t->Xq2);
159 BN_free(t->Xq);
160 BN_free(t->p1);
161 BN_free(t->p2);
162 BN_free(t->q1);
163 BN_free(t->q2);
164 OPENSSL_free(t);
165 }
166 }
167
168
