sgx_key_exchange.h 3.1 KB

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  1. /*
  2. * Copyright (C) 2011-2018 Intel Corporation. All rights reserved.
  3. *
  4. * Redistribution and use in source and binary forms, with or without
  5. * modification, are permitted provided that the following conditions
  6. * are met:
  7. *
  8. * * Redistributions of source code must retain the above copyright
  9. * notice, this list of conditions and the following disclaimer.
  10. * * Redistributions in binary form must reproduce the above copyright
  11. * notice, this list of conditions and the following disclaimer in
  12. * the documentation and/or other materials provided with the
  13. * distribution.
  14. * * Neither the name of Intel Corporation nor the names of its
  15. * contributors may be used to endorse or promote products derived
  16. * from this software without specific prior written permission.
  17. *
  18. * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  19. * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  20. * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  21. * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  22. * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  23. * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  24. * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  25. * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  26. * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  27. * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  28. * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  29. *
  30. */
  31. #ifndef _SGX_KEY_EXCHANGE_H_
  32. #define _SGX_KEY_EXCHANGE_H_
  33. #include <stdint.h>
  34. #include "sgx_quote.h"
  35. #include "sgx_ecp_types.h"
  36. #include "sgx_tae_service.h"
  37. #ifdef __cplusplus
  38. extern "C" {
  39. #endif
  40. typedef uint32_t sgx_ra_context_t;
  41. typedef sgx_key_128bit_t sgx_ra_key_128_t;
  42. typedef enum _ra_key_type_t
  43. {
  44. SGX_RA_KEY_SK = 1,
  45. SGX_RA_KEY_MK,
  46. SGX_RA_KEY_VK,
  47. } sgx_ra_key_type_t;
  48. typedef struct _ra_msg1_t
  49. {
  50. sgx_ec256_public_t g_a; /* the Endian-ness of Ga is Little-Endian */
  51. sgx_epid_group_id_t gid; /* the Endian-ness of GID is Little-Endian */
  52. } sgx_ra_msg1_t;
  53. typedef struct _ra_msg2_t
  54. {
  55. sgx_ec256_public_t g_b; /* the Endian-ness of Gb is Little-Endian */
  56. sgx_spid_t spid;
  57. uint16_t quote_type; /* unlinkable Quote(0) or linkable Quote(1) in little endian*/
  58. uint16_t kdf_id; /* key derivation function id in little endian. */
  59. sgx_ec256_signature_t sign_gb_ga; /* In little endian */
  60. sgx_mac_t mac; /* mac_smk(g_b||spid||quote_type||kdf_id||sign_gb_ga) */
  61. uint32_t sig_rl_size;
  62. uint8_t sig_rl[];
  63. } sgx_ra_msg2_t;
  64. typedef struct _ra_msg3_t
  65. {
  66. sgx_mac_t mac; /* mac_smk(g_a||ps_sec_prop||quote) */
  67. sgx_ec256_public_t g_a; /* the Endian-ness of Ga is Little-Endian */
  68. sgx_ps_sec_prop_desc_t ps_sec_prop;
  69. uint8_t quote[];
  70. } sgx_ra_msg3_t;
  71. #ifdef __cplusplus
  72. }
  73. #endif
  74. #endif