sgx_attributes.h 3.1 KB

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  1. /*
  2. * Copyright (C) 2011-2017 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_ATTRIBUTES_H_
  32. #define _SGX_ATTRIBUTES_H_
  33. #include <stdint.h>
  34. /* Enclave Flags Bit Masks */
  35. #define SGX_FLAGS_INITTED 0x0000000000000001ULL /* If set, then the enclave is initialized */
  36. #define SGX_FLAGS_DEBUG 0x0000000000000002ULL /* If set, then the enclave is debug */
  37. #define SGX_FLAGS_MODE64BIT 0x0000000000000004ULL /* If set, then the enclave is 64 bit */
  38. #define SGX_FLAGS_PROVISION_KEY 0x0000000000000010ULL /* If set, then the enclave has access to provision key */
  39. #define SGX_FLAGS_EINITTOKEN_KEY 0x0000000000000020ULL /* If set, then the enclave has access to EINITTOKEN key */
  40. #define SGX_FLAGS_RESERVED (~(SGX_FLAGS_INITTED | SGX_FLAGS_DEBUG | SGX_FLAGS_MODE64BIT | SGX_FLAGS_PROVISION_KEY | SGX_FLAGS_EINITTOKEN_KEY))
  41. /* XSAVE Feature Request Mask */
  42. #define SGX_XFRM_LEGACY 0x0000000000000003ULL /* Legacy XFRM */
  43. #define SGX_XFRM_AVX 0x0000000000000006ULL /* AVX */
  44. #define SGX_XFRM_AVX512 0x00000000000000E6ULL /* AVX-512 - not supported */
  45. #define SGX_XFRM_MPX 0x0000000000000018ULL /* MPX - not supported */
  46. #define SGX_XFRM_RESERVED (~(SGX_XFRM_LEGACY | SGX_XFRM_AVX))
  47. typedef struct _attributes_t
  48. {
  49. uint64_t flags;
  50. uint64_t xfrm;
  51. } sgx_attributes_t;
  52. /* define MISCSELECT - all bits are currently reserved */
  53. typedef uint32_t sgx_misc_select_t;
  54. typedef struct _sgx_misc_attribute_t {
  55. sgx_attributes_t secs_attr;
  56. sgx_misc_select_t misc_select;
  57. } sgx_misc_attribute_t;
  58. #endif/* _SGX_ATTRIBUTES_H_ */