42 files changed, 6493 insertions, 19016 deletions
diff --git a/include/amlogic_keymaster/ipc/keymaster_ipc.h b/include/amlogic_keymaster/ipc/keymaster_ipc.h new file mode 100755 index 0000000..9b6416d --- a/dev/null +++ b/include/amlogic_keymaster/ipc/keymaster_ipc.h @@ -0,0 +1,84 @@ +/* + * Copyright (C) 2012 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. + */ + +#pragma once + +// clang-format off + +#define KEYMASTER_PORT "com.android.trusty.keymaster" +#define KEYMASTER_MAX_BUFFER_LENGTH 4096 + +#if AMLOGIC_MODIFY +/* This UUID is generated with uuidgen + the ITU-T UUID generator at http://www.itu.int/ITU-T/asn1/uuid.html */ +#define TA_KEYMASTER_UUID {0x8efb1e1c, 0x37e5, 0x4326, \ + { 0xa5, 0xd6, 0x8c, 0x33, 0x72, 0x6c, 0x7d, 0x57} } +#endif +// Commands +enum keymaster_command : uint32_t { + KEYMASTER_RESP_BIT = 1, + KEYMASTER_STOP_BIT = 2, + KEYMASTER_REQ_SHIFT = 2, + + KM_GENERATE_KEY = (0 << KEYMASTER_REQ_SHIFT), + KM_BEGIN_OPERATION = (1 << KEYMASTER_REQ_SHIFT), + KM_UPDATE_OPERATION = (2 << KEYMASTER_REQ_SHIFT), + KM_FINISH_OPERATION = (3 << KEYMASTER_REQ_SHIFT), + KM_ABORT_OPERATION = (4 << KEYMASTER_REQ_SHIFT), + KM_IMPORT_KEY = (5 << KEYMASTER_REQ_SHIFT), + KM_EXPORT_KEY = (6 << KEYMASTER_REQ_SHIFT), + KM_GET_VERSION = (7 << KEYMASTER_REQ_SHIFT), + KM_ADD_RNG_ENTROPY = (8 << KEYMASTER_REQ_SHIFT), + KM_GET_SUPPORTED_ALGORITHMS = (9 << KEYMASTER_REQ_SHIFT), + KM_GET_SUPPORTED_BLOCK_MODES = (10 << KEYMASTER_REQ_SHIFT), + KM_GET_SUPPORTED_PADDING_MODES = (11 << KEYMASTER_REQ_SHIFT), + KM_GET_SUPPORTED_DIGESTS = (12 << KEYMASTER_REQ_SHIFT), + KM_GET_SUPPORTED_IMPORT_FORMATS = (13 << KEYMASTER_REQ_SHIFT), + KM_GET_SUPPORTED_EXPORT_FORMATS = (14 << KEYMASTER_REQ_SHIFT), + KM_GET_KEY_CHARACTERISTICS = (15 << KEYMASTER_REQ_SHIFT), + KM_ATTEST_KEY = (16 << KEYMASTER_REQ_SHIFT), + KM_UPGRADE_KEY = (17 << KEYMASTER_REQ_SHIFT), + KM_CONFIGURE = (18 << KEYMASTER_REQ_SHIFT), + KM_GET_HMAC_SHARING_PARAMETERS = (19 << KEYMASTER_REQ_SHIFT), + KM_COMPUTE_SHARED_HMAC = (20 << KEYMASTER_REQ_SHIFT), + KM_VERIFY_AUTHORIZATION = (21 << KEYMASTER_REQ_SHIFT), + KM_DELETE_KEY = (22 << KEYMASTER_REQ_SHIFT), + KM_DELETE_ALL_KEYS = (23 << KEYMASTER_REQ_SHIFT), + KM_DESTROY_ATTESTATION_IDS = (24 << KEYMASTER_REQ_SHIFT), + KM_IMPORT_WRAPPED_KEY = (25 << KEYMASTER_REQ_SHIFT), + KM_SET_BOOT_PARAMS = (0x1000 << KEYMASTER_REQ_SHIFT), + KM_SET_ATTESTATION_KEY = (0x2000 << KEYMASTER_REQ_SHIFT), + KM_APPEND_ATTESTATION_CERT_CHAIN = (0x3000 << KEYMASTER_REQ_SHIFT), + +#if AMLOGIC_MODIFY + KM_TA_INIT = (0x10000 << KEYMASTER_REQ_SHIFT), + KM_TA_TERM = (0x10001 << KEYMASTER_REQ_SHIFT), +#endif +}; + +#ifdef __ANDROID__ + +/** + * keymaster_message - Serial header for communicating with KM server + * @cmd: the command, one of keymaster_command. + * @payload: start of the serialized command specific payload + */ +struct keymaster_message { + uint32_t cmd; + uint8_t payload[0]; +}; + +#endif |