1 /* 2 * Copyright 2017 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_KEYMASTER_PROTO_UTILS_H 18 #define ANDROID_HARDWARE_KEYMASTER_PROTO_UTILS_H 19 20 #include <android/hardware/keymaster/4.0/IKeymasterDevice.h> 21 22 #include <Keymaster.client.h> 23 24 #include <map> 25 #include <vector> 26 27 namespace android { 28 namespace hardware { 29 namespace keymaster { 30 31 // HAL 32 using ::android::hardware::keymaster::V4_0::Algorithm; 33 using ::android::hardware::keymaster::V4_0::EcCurve; 34 using ::android::hardware::keymaster::V4_0::ErrorCode; 35 using ::android::hardware::keymaster::V4_0::HardwareAuthToken; 36 using ::android::hardware::keymaster::V4_0::KeyParameter; 37 using ::android::hardware::keymaster::V4_0::SecurityLevel; 38 using ::android::hardware::keymaster::V4_0::Tag; 39 using ::android::hardware::keymaster::V4_0::VerificationToken; 40 using ::android::hardware::hidl_vec; 41 42 // std 43 using std::map; 44 using std::vector; 45 46 // App 47 namespace nosapp = nugget::app::keymaster; 48 49 typedef map<Tag, vector<KeyParameter>> tag_map_t; 50 51 ErrorCode key_parameter_to_pb(const KeyParameter& param, 52 nosapp::KeyParameter *pb); 53 ErrorCode hidl_params_to_pb(const hidl_vec<KeyParameter>& params, 54 nosapp::KeyParameters *pbParams); 55 ErrorCode hidl_params_to_map(const hidl_vec<KeyParameter>& params, 56 tag_map_t *tag_map); 57 ErrorCode map_params_to_pb(const tag_map_t& params, 58 nosapp::KeyParameters *pbParams); 59 ErrorCode pb_to_hidl_params(const nosapp::KeyParameters& pbParams, 60 hidl_vec<KeyParameter> *params); 61 ErrorCode translate_algorithm(nosapp::Algorithm algorithm, 62 Algorithm *out); 63 ErrorCode translate_error_code(nosapp::ErrorCode error_code); 64 ErrorCode translate_ec_curve(nosapp::EcCurve ec_curve, EcCurve *out); 65 ErrorCode translate_auth_token(const HardwareAuthToken& auth_token, 66 nosapp::HardwareAuthToken *out); 67 void translate_verification_token( 68 const VerificationToken& verification_token, 69 nosapp::VerificationToken *out); 70 71 } // namespace keymaster 72 } // hardware 73 } // android 74 75 #endif // ANDROID_HARDWARE_KEYMASTER_PROTO_UTILS_H 76