| // Licensed to the Apache Software Foundation (ASF) under one |
| // or more contributor license agreements. See the NOTICE file |
| // distributed with this work for additional information |
| // regarding copyright ownership. The ASF licenses this file |
| // to you 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 _REMOTE_ATTESTATION_RESULT_H_ |
| #define _REMOTE_ATTESTATION_RESULT_H_ |
| |
| #include <stdint.h> |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| |
| #define SAMPLE_MAC_SIZE 16 /* Message Authentication Code*/ |
| /* - 16 bytes*/ |
| typedef uint8_t sample_mac_t[SAMPLE_MAC_SIZE]; |
| |
| #ifndef SAMPLE_FEBITSIZE |
| #define SAMPLE_FEBITSIZE 256 |
| #endif |
| |
| #define SAMPLE_NISTP256_KEY_SIZE (SAMPLE_FEBITSIZE/ 8 /sizeof(uint32_t)) |
| |
| typedef struct sample_ec_sign256_t { |
| uint32_t x[SAMPLE_NISTP256_KEY_SIZE]; |
| uint32_t y[SAMPLE_NISTP256_KEY_SIZE]; |
| } sample_ec_sign256_t; |
| |
| #pragma pack(push,1) |
| |
| #define SAMPLE_SP_TAG_SIZE 16 |
| |
| typedef struct sp_aes_gcm_data_t { |
| uint32_t payload_size; /* 0: Size of the payload which is*/ |
| /* encrypted*/ |
| uint8_t reserved[12]; /* 4: Reserved bits*/ |
| uint8_t payload_tag[SAMPLE_SP_TAG_SIZE]; |
| /* 16: AES-GMAC of the plain text,*/ |
| /* payload, and the sizes*/ |
| uint8_t payload[]; /* 32: Ciphertext of the payload*/ |
| /* followed by the plain text*/ |
| } sp_aes_gcm_data_t; |
| |
| |
| #define ISVSVN_SIZE 2 |
| #define PSDA_SVN_SIZE 4 |
| #define GID_SIZE 4 |
| #define PSVN_SIZE 18 |
| |
| /* @TODO: Modify at production to use the values specified by an Production*/ |
| /* attestation server API*/ |
| typedef struct ias_platform_info_blob_t { |
| uint8_t sample_epid_group_status; |
| uint16_t sample_tcb_evaluation_status; |
| uint16_t pse_evaluation_status; |
| uint8_t latest_equivalent_tcb_psvn[PSVN_SIZE]; |
| uint8_t latest_pse_isvsvn[ISVSVN_SIZE]; |
| uint8_t latest_psda_svn[PSDA_SVN_SIZE]; |
| uint8_t performance_rekey_gid[GID_SIZE]; |
| sample_ec_sign256_t signature; |
| } ias_platform_info_blob_t; |
| |
| |
| typedef struct sample_ra_att_result_msg_t { |
| ias_platform_info_blob_t platform_info_blob; |
| sample_mac_t mac; /* mac_smk(attestation_status)*/ |
| sp_aes_gcm_data_t secret; |
| } sample_ra_att_result_msg_t; |
| |
| #pragma pack(pop) |
| |
| #ifdef __cplusplus |
| } |
| #endif |
| |
| #endif |