1 /*
2 * Copyright (C) 2020 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 "CryptoType.h"
18
19 #include <string.h>
20
21 #include <android-base/logging.h>
22 #include <cutils/properties.h>
23
24 namespace android {
25 namespace vold {
26
lookup_crypto_algorithm(const CryptoType table[],int table_len,const CryptoType & default_alg,const char * property)27 const CryptoType& lookup_crypto_algorithm(const CryptoType table[], int table_len,
28 const CryptoType& default_alg, const char* property) {
29 char paramstr[PROPERTY_VALUE_MAX];
30
31 property_get(property, paramstr, default_alg.get_config_name());
32 for (int i = 0; i < table_len; i++) {
33 if (strcmp(paramstr, table[i].get_config_name()) == 0) {
34 return table[i];
35 }
36 }
37 LOG(ERROR) << "Invalid name (" << paramstr << ") for " << property << ". Defaulting to "
38 << default_alg.get_config_name() << ".";
39 return default_alg;
40 }
41
42 } // namespace vold
43 } // namespace android
44