1 /*
2 * Copyright 2012-2021 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 <stdio.h>
11 #include <openssl/crypto.h>
12 #include "internal/cryptlib.h"
13 #include <openssl/conf.h>
14 #include <openssl/x509.h>
15 #include <openssl/x509v3.h>
16 #include <openssl/trace.h>
17 #include "crypto/evp.h"
18
19 /* Algorithm configuration module. */
20
alg_module_init(CONF_IMODULE * md,const CONF * cnf)21 static int alg_module_init(CONF_IMODULE *md, const CONF *cnf)
22 {
23 int i;
24 const char *oid_section;
25 STACK_OF(CONF_VALUE) *sktmp;
26 CONF_VALUE *oval;
27
28 OSSL_TRACE2(CONF, "Loading EVP module: name %s, value %s\n",
29 CONF_imodule_get_name(md), CONF_imodule_get_value(md));
30
31 oid_section = CONF_imodule_get_value(md);
32 if ((sktmp = NCONF_get_section(cnf, oid_section)) == NULL) {
33 ERR_raise(ERR_LIB_EVP, EVP_R_ERROR_LOADING_SECTION);
34 return 0;
35 }
36 for (i = 0; i < sk_CONF_VALUE_num(sktmp); i++) {
37 oval = sk_CONF_VALUE_value(sktmp, i);
38 if (strcmp(oval->name, "fips_mode") == 0) {
39 int m;
40
41 /* Detailed error already reported. */
42 if (!X509V3_get_value_bool(oval, &m))
43 return 0;
44
45 /*
46 * fips_mode is deprecated and should not be used in new
47 * configurations.
48 */
49 if (!evp_default_properties_enable_fips_int(
50 NCONF_get0_libctx((CONF *)cnf), m > 0, 0)) {
51 ERR_raise(ERR_LIB_EVP, EVP_R_SET_DEFAULT_PROPERTY_FAILURE);
52 return 0;
53 }
54 } else if (strcmp(oval->name, "default_properties") == 0) {
55 if (!evp_set_default_properties_int(NCONF_get0_libctx((CONF *)cnf),
56 oval->value, 0, 0)) {
57 ERR_raise(ERR_LIB_EVP, EVP_R_SET_DEFAULT_PROPERTY_FAILURE);
58 return 0;
59 }
60 } else {
61 ERR_raise_data(ERR_LIB_EVP, EVP_R_UNKNOWN_OPTION,
62 "name=%s, value=%s", oval->name, oval->value);
63 return 0;
64 }
65
66 }
67 return 1;
68 }
69
EVP_add_alg_module(void)70 void EVP_add_alg_module(void)
71 {
72 OSSL_TRACE(CONF, "Adding config module 'alg_section'\n");
73 CONF_module_add("alg_section", alg_module_init, 0);
74 }
75
