1 /* 2 * Copyright 2019, 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 #ifndef ANDROID_HARDWARE_IDENTITY_IDENTITYCREDENTIALSTORE_H 18 #define ANDROID_HARDWARE_IDENTITY_IDENTITYCREDENTIALSTORE_H 19 20 #include <aidl/android/hardware/identity/BnIdentityCredentialStore.h> 21 #include <aidl/android/hardware/security/keymint/IRemotelyProvisionedComponent.h> 22 23 #include "SecureHardwareProxy.h" 24 25 namespace aidl::android::hardware::identity { 26 27 using ::android::sp; 28 using ::android::hardware::identity::SecureHardwareProxyFactory; 29 using ::std::shared_ptr; 30 using ::std::string; 31 using ::std::vector; 32 33 class IdentityCredentialStore : public BnIdentityCredentialStore { 34 public: IdentityCredentialStore(sp<SecureHardwareProxyFactory> hwProxyFactory)35 IdentityCredentialStore(sp<SecureHardwareProxyFactory> hwProxyFactory) 36 : hwProxyFactory_(hwProxyFactory) {} 37 38 // The GCM chunk size used by this implementation is 64 KiB. 39 static constexpr size_t kGcmChunkSize = 64 * 1024; 40 41 // Methods from IIdentityCredentialStore follow. 42 ndk::ScopedAStatus getHardwareInformation( 43 HardwareInformation* hardwareInformation) override; 44 45 ndk::ScopedAStatus createCredential( 46 const string& docType, bool testCredential, 47 shared_ptr<IWritableIdentityCredential>* outWritableCredential) override; 48 49 ndk::ScopedAStatus getCredential( 50 CipherSuite cipherSuite, const vector<uint8_t>& credentialData, 51 shared_ptr<IIdentityCredential>* outCredential) override; 52 53 private: 54 sp<SecureHardwareProxyFactory> hwProxyFactory_; 55 }; 56 57 } // namespace aidl::android::hardware::identity 58 59 #endif // ANDROID_HARDWARE_IDENTITY_IDENTITYCREDENTIALSTORE_H 60