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https://github.com/warmcat/libwebsockets.git
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a3dcc95471
!!! WIP This implements the "genec" layer wrapping mbedtls + openssl ECDH support. API tests are added for the parts that are implemented so far. Stuff related to ec at all, like keys, are prefixed lws_genec_. Stuff specific to ECDH are prefixed lws_genecdh_.
75 lines
1.7 KiB
C
75 lines
1.7 KiB
C
/*
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* libwebsockets - generic crypto api hiding the backend
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*
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* Copyright (C) 2017 - 2018 Andy Green <andy@warmcat.com>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation:
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* version 2.1 of the License.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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* MA 02110-1301 USA
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*
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* lws-gencrypto openssl-specific common code
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*/
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#include "core/private.h"
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#include "tls/openssl/private.h"
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int
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lws_gencrypto_openssl_hash_to_NID(enum lws_genhash_types hash_type)
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{
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int h = -1;
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switch (hash_type) {
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case LWS_GENHASH_TYPE_UNKNOWN:
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break;
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case LWS_GENHASH_TYPE_SHA1:
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h = NID_sha1;
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break;
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case LWS_GENHASH_TYPE_SHA256:
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h = NID_sha256;
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break;
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case LWS_GENHASH_TYPE_SHA384:
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h = NID_sha384;
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break;
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case LWS_GENHASH_TYPE_SHA512:
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h = NID_sha512;
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break;
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}
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return h;
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}
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const EVP_MD *
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lws_gencrypto_openssl_hash_to_EVP_MD(enum lws_genhash_types hash_type)
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{
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const EVP_MD *h = NULL;
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switch (hash_type) {
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case LWS_GENHASH_TYPE_UNKNOWN:
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break;
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case LWS_GENHASH_TYPE_SHA1:
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h = EVP_sha1();
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break;
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case LWS_GENHASH_TYPE_SHA256:
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h = EVP_sha256();
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break;
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case LWS_GENHASH_TYPE_SHA384:
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h = EVP_sha384();
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break;
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case LWS_GENHASH_TYPE_SHA512:
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h = EVP_sha512();
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break;
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}
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return h;
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}
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