| 1 | /*
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| 2 | * Copyright 2012-2016 The OpenSSL Project Authors. All Rights Reserved.
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| 3 | *
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| 4 | * Licensed under the OpenSSL license (the "License"). You may not use
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| 5 | * this file except in compliance with the License. You can obtain a copy
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| 6 | * in the file LICENSE in the source distribution or at
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| 7 | * https://www.openssl.org/source/license.html
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| 8 | */
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| 9 |
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| 10 | #include <stdio.h>
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| 11 | #include <ctype.h>
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| 12 | #include <openssl/crypto.h>
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| 13 | #include "internal/cryptlib.h"
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| 14 | #include <openssl/conf.h>
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| 15 | #include <openssl/x509.h>
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| 16 | #include <openssl/x509v3.h>
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| 17 |
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| 18 | /* Algorithm configuration module. */
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| 19 |
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| 20 | static int alg_module_init(CONF_IMODULE *md, const CONF *cnf)
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| 21 | {
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| 22 | int i;
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| 23 | const char *oid_section;
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| 24 | STACK_OF(CONF_VALUE) *sktmp;
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| 25 | CONF_VALUE *oval;
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| 26 |
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| 27 | oid_section = CONF_imodule_get_value(md);
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| 28 | if ((sktmp = NCONF_get_section(cnf, oid_section)) == NULL) {
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| 29 | EVPerr(EVP_F_ALG_MODULE_INIT, EVP_R_ERROR_LOADING_SECTION);
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| 30 | return 0;
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| 31 | }
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| 32 | for (i = 0; i < sk_CONF_VALUE_num(sktmp); i++) {
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| 33 | oval = sk_CONF_VALUE_value(sktmp, i);
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| 34 | if (strcmp(oval->name, "fips_mode") == 0) {
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| 35 | int m;
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| 36 | if (!X509V3_get_value_bool(oval, &m)) {
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| 37 | EVPerr(EVP_F_ALG_MODULE_INIT, EVP_R_INVALID_FIPS_MODE);
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| 38 | return 0;
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| 39 | }
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| 40 | if (m > 0) {
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| 41 | #ifdef OPENSSL_FIPS
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| 42 | if (!FIPS_mode() && !FIPS_mode_set(1)) {
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| 43 | EVPerr(EVP_F_ALG_MODULE_INIT,
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| 44 | EVP_R_ERROR_SETTING_FIPS_MODE);
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| 45 | return 0;
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| 46 | }
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| 47 | #else
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| 48 | EVPerr(EVP_F_ALG_MODULE_INIT, EVP_R_FIPS_MODE_NOT_SUPPORTED);
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| 49 | return 0;
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| 50 | #endif
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| 51 | }
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| 52 | } else {
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| 53 | EVPerr(EVP_F_ALG_MODULE_INIT, EVP_R_UNKNOWN_OPTION);
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| 54 | ERR_add_error_data(4, "name=", oval->name,
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| 55 | ", value=", oval->value);
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| 56 | }
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| 57 |
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| 58 | }
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| 59 | return 1;
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| 60 | }
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| 61 |
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| 62 | void EVP_add_alg_module(void)
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| 63 | {
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| 64 | CONF_module_add("alg_section", alg_module_init, 0);
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| 65 | }
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