se_cdefs.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 _SE_CDEFS_H_
  32. #define _SE_CDEFS_H_
  33. #define SGX_WEAK __attribute__((weak))
  34. # if (__GNUC__ >= 3)
  35. # define likely(x) __builtin_expect ((x), 1)
  36. # define unlikely(x) __builtin_expect ((x), 0)
  37. # else
  38. # define likely(x) (x)
  39. # define unlikely(x) (x)
  40. # endif
  41. #ifndef SE_DECLSPEC_EXPORT
  42. #define SE_DECLSPEC_EXPORT __attribute__((visibility("default")))
  43. #endif
  44. #ifndef SE_DECLSPEC_IMPORT
  45. #define SE_DECLSPEC_IMPORT
  46. #endif
  47. #ifndef SE_DECLSPEC_ALIGN
  48. #define SE_DECLSPEC_ALIGN(x) __attribute__((aligned(x)))
  49. #endif
  50. #ifndef SE_DECLSPEC_THREAD
  51. #define SE_DECLSPEC_THREAD /*__thread*/
  52. #endif
  53. /* disable __try, __except on linux */
  54. #ifndef __try
  55. #define __try try
  56. #endif
  57. #ifndef __except
  58. #define __except(x) catch(...)
  59. #endif
  60. #ifndef SE_DRIVER
  61. # define SE_GNU
  62. # if defined(__x86_64__)
  63. # define SE_64
  64. # define SE_GNU64
  65. # else
  66. # define SE_32
  67. # define SE_GNU32
  68. # endif
  69. #endif
  70. #define INITIALIZER(f) \
  71. static void f(void) __attribute__((constructor));
  72. #ifdef __cplusplus
  73. #define MY_EXTERN extern "C"
  74. #else
  75. #define MY_EXTERN extern
  76. #endif
  77. #define SGX_ACCESS_VERSION(libname, num) \
  78. MY_EXTERN char sgx_##libname##_version[]; \
  79. MY_EXTERN char * __attribute__((destructor)) libname##_access_version_dummy##num() \
  80. { \
  81. sgx_##libname##_version[0] = 's'; \
  82. return sgx_##libname##_version; \
  83. }
  84. #endif