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47 lines
1.5 KiB
47 lines
1.5 KiB
/*
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* Copyright (C) 2012 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include <android/security/keystore/IKeystoreService.h>
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#include <binder/IServiceManager.h>
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#include <keystore/keystore_get.h>
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#include <vector>
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using namespace android;
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using namespace keystore;
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ssize_t keystore_get(const char* key, size_t keyLength, uint8_t** value) {
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sp<IServiceManager> sm = defaultServiceManager();
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sp<IBinder> binder = sm->getService(String16("android.security.keystore"));
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sp<android::security::keystore::IKeystoreService> service =
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interface_cast<android::security::keystore::IKeystoreService>(binder);
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if (service == nullptr) {
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return -1;
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}
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::std::vector<uint8_t> result;
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auto ret = service->get(String16(key, keyLength), -1, &result);
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if (!ret.isOk()) return -1;
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if (value) {
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*value = reinterpret_cast<uint8_t*>(malloc(result.size()));
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if (!*value) return -1;
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memcpy(*value, &result[0], result.size());
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}
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return result.size();
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}
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