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63 lines
2.4 KiB
63 lines
2.4 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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#pragma once |
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// clang-format off |
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#define KEYMASTER_PORT "com.android.trusty.keymaster" |
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#define KEYMASTER_MAX_BUFFER_LENGTH 4096 |
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// Commands |
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enum keymaster_command : uint32_t { |
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KEYMASTER_RESP_BIT = 1, |
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KEYMASTER_STOP_BIT = 2, |
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KEYMASTER_REQ_SHIFT = 2, |
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KM_GENERATE_KEY = (0 << KEYMASTER_REQ_SHIFT), |
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KM_BEGIN_OPERATION = (1 << KEYMASTER_REQ_SHIFT), |
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KM_UPDATE_OPERATION = (2 << KEYMASTER_REQ_SHIFT), |
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KM_FINISH_OPERATION = (3 << KEYMASTER_REQ_SHIFT), |
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KM_ABORT_OPERATION = (4 << KEYMASTER_REQ_SHIFT), |
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KM_IMPORT_KEY = (5 << KEYMASTER_REQ_SHIFT), |
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KM_EXPORT_KEY = (6 << KEYMASTER_REQ_SHIFT), |
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KM_GET_VERSION = (7 << KEYMASTER_REQ_SHIFT), |
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KM_ADD_RNG_ENTROPY = (8 << KEYMASTER_REQ_SHIFT), |
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KM_GET_SUPPORTED_ALGORITHMS = (9 << KEYMASTER_REQ_SHIFT), |
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KM_GET_SUPPORTED_BLOCK_MODES = (10 << KEYMASTER_REQ_SHIFT), |
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KM_GET_SUPPORTED_PADDING_MODES = (11 << KEYMASTER_REQ_SHIFT), |
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KM_GET_SUPPORTED_DIGESTS = (12 << KEYMASTER_REQ_SHIFT), |
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KM_GET_SUPPORTED_IMPORT_FORMATS = (13 << KEYMASTER_REQ_SHIFT), |
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KM_GET_SUPPORTED_EXPORT_FORMATS = (14 << KEYMASTER_REQ_SHIFT), |
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KM_GET_KEY_CHARACTERISTICS = (15 << KEYMASTER_REQ_SHIFT), |
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KM_ATTEST_KEY = (16 << KEYMASTER_REQ_SHIFT), |
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KM_UPGRADE_KEY = (17 << KEYMASTER_REQ_SHIFT), |
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KM_CONFIGURE = (18 << KEYMASTER_REQ_SHIFT), |
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}; |
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#ifdef __ANDROID__ |
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/** |
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* keymaster_message - Serial header for communicating with KM server |
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* @cmd: the command, one of keymaster_command. |
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* @payload: start of the serialized command specific payload |
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*/ |
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struct keymaster_message { |
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uint32_t cmd; |
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uint8_t payload[0]; |
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}; |
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#endif
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