1 /*
2  * Copyright 2014 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 #include <keymaster/km_openssl/ec_key.h>
18 
19 #if defined(OPENSSL_IS_BORINGSSL)
20 typedef size_t openssl_size_t;
21 #else
22 typedef int openssl_size_t;
23 #endif
24 
25 namespace keymaster {
26 
EvpToInternal(const EVP_PKEY * pkey)27 bool EcKey::EvpToInternal(const EVP_PKEY* pkey) {
28     ec_key_.reset(EVP_PKEY_get1_EC_KEY(const_cast<EVP_PKEY*>(pkey)));
29     return ec_key_.get() != nullptr;
30 }
31 
InternalToEvp() const32 EVP_PKEY_Ptr EcKey::InternalToEvp() const {
33     EVP_PKEY_Ptr pkey(EVP_PKEY_new());
34     if (pkey.get() != nullptr) {
35         if (EVP_PKEY_set1_EC_KEY(pkey.get(), ec_key_.get()) != 1) {
36             return {};
37         }
38     }
39     return pkey;
40 }
41 
42 }  // namespace keymaster
43