| /* |
| * Copyright 2017 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #ifndef HARDWARE_INTERFACES_KEYMASTER_40_VTS_FUNCTIONAL_ATTESTATION_RECORD_H_ |
| #define HARDWARE_INTERFACES_KEYMASTER_40_VTS_FUNCTIONAL_ATTESTATION_RECORD_H_ |
| |
| #include <android/hardware/keymaster/4.0/IKeymasterDevice.h> |
| |
| namespace android { |
| namespace hardware { |
| namespace keymaster { |
| namespace V4_0 { |
| |
| class AuthorizationSet; |
| |
| /** |
| * The OID for Android attestation records. For the curious, it breaks down as follows: |
| * |
| * 1 = ISO |
| * 3 = org |
| * 6 = DoD (Huh? OIDs are weird.) |
| * 1 = IANA |
| * 4 = Private |
| * 1 = Enterprises |
| * 11129 = Google |
| * 2 = Google security |
| * 1 = certificate extension |
| * 17 = Android attestation extension. |
| */ |
| static const char kAttestionRecordOid[] = "1.3.6.1.4.1.11129.2.1.17"; |
| |
| enum keymaster_verified_boot_t { |
| KM_VERIFIED_BOOT_VERIFIED = 0, |
| KM_VERIFIED_BOOT_SELF_SIGNED = 1, |
| KM_VERIFIED_BOOT_UNVERIFIED = 2, |
| KM_VERIFIED_BOOT_FAILED = 3, |
| }; |
| |
| ErrorCode parse_attestation_record(const uint8_t* asn1_key_desc, size_t asn1_key_desc_len, |
| uint32_t* attestation_version, // |
| SecurityLevel* attestation_security_level, |
| uint32_t* keymaster_version, |
| SecurityLevel* keymaster_security_level, |
| hidl_vec<uint8_t>* attestation_challenge, |
| AuthorizationSet* software_enforced, |
| AuthorizationSet* tee_enforced, // |
| hidl_vec<uint8_t>* unique_id); |
| |
| ErrorCode parse_root_of_trust(const uint8_t* asn1_key_desc, size_t asn1_key_desc_len, |
| hidl_vec<uint8_t>* verified_boot_key, |
| keymaster_verified_boot_t* verified_boot_state, bool* device_locked, |
| hidl_vec<uint8_t>* verified_boot_hash); |
| |
| } // namespace V4_0 |
| } // namespace keymaster |
| } // namespace hardware |
| } // namespace android |
| |
| #endif // HARDWARE_INTERFACES_KEYMASTER_40_VTS_FUNCTIONAL_ATTESTATION_RECORD_H_ |