base.h 4.7 KB

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  1. /* ====================================================================
  2. * Copyright (c) 1998-2001 The OpenSSL Project. 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. * 1. Redistributions of source code must retain the above copyright
  9. * notice, this list of conditions and the following disclaimer.
  10. *
  11. * 2. Redistributions in binary form must reproduce the above copyright
  12. * notice, this list of conditions and the following disclaimer in
  13. * the documentation and/or other materials provided with the
  14. * distribution.
  15. *
  16. * 3. All advertising materials mentioning features or use of this
  17. * software must display the following acknowledgment:
  18. * "This product includes software developed by the OpenSSL Project
  19. * for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
  20. *
  21. * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
  22. * endorse or promote products derived from this software without
  23. * prior written permission. For written permission, please contact
  24. * [email protected].
  25. *
  26. * 5. Products derived from this software may not be called "OpenSSL"
  27. * nor may "OpenSSL" appear in their names without prior written
  28. * permission of the OpenSSL Project.
  29. *
  30. * 6. Redistributions of any form whatsoever must retain the following
  31. * acknowledgment:
  32. * "This product includes software developed by the OpenSSL Project
  33. * for use in the OpenSSL Toolkit (http://www.openssl.org/)"
  34. *
  35. * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
  36. * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  37. * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  38. * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
  39. * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  40. * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  41. * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  42. * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  43. * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
  44. * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  45. * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
  46. * OF THE POSSIBILITY OF SUCH DAMAGE.
  47. * ====================================================================
  48. *
  49. * This product includes cryptographic software written by Eric Young
  50. * ([email protected]). This product includes software written by Tim
  51. * Hudson ([email protected]). */
  52. #ifndef OPENSSL_HEADER_BASE_H
  53. #define OPENSSL_HEADER_BASE_H
  54. // This file should be the first included by all BoringSSL headers.
  55. #include <GFp/type_check.h>
  56. #if defined(_MSC_VER) && !defined(__clang__)
  57. #pragma warning(push, 3)
  58. #endif
  59. #include <stddef.h>
  60. #include <stdint.h>
  61. #if defined(_MSC_VER) && !defined(__clang__)
  62. #pragma warning(pop)
  63. #endif
  64. #if defined(__x86_64) || defined(_M_AMD64) || defined(_M_X64)
  65. #define OPENSSL_64_BIT
  66. #define OPENSSL_X86_64
  67. #elif defined(__x86) || defined(__i386) || defined(__i386__) || defined(_M_IX86)
  68. #define OPENSSL_32_BIT
  69. #define OPENSSL_X86
  70. #elif defined(__AARCH64EL__) || defined(_M_ARM64)
  71. #define OPENSSL_64_BIT
  72. #define OPENSSL_AARCH64
  73. #elif defined(__ARMEL__) || defined(_M_ARM)
  74. #define OPENSSL_32_BIT
  75. #define OPENSSL_ARM
  76. #elif defined(__MIPSEL__) && !defined(__LP64__)
  77. #define OPENSSL_32_BIT
  78. #define OPENSSL_MIPS
  79. #elif defined(__MIPSEL__) && defined(__LP64__)
  80. #define OPENSSL_64_BIT
  81. #define OPENSSL_MIPS64
  82. #elif defined(__wasm__)
  83. #define OPENSSL_32_BIT
  84. #else
  85. // Note BoringSSL only supports standard 32-bit and 64-bit two's-complement,
  86. // little-endian architectures. Functions will not produce the correct answer
  87. // on other systems. Run the crypto_test binary, notably
  88. // crypto/compiler_test.cc, before adding a new architecture.
  89. #error "Unknown target CPU"
  90. #endif
  91. #if defined(__APPLE__)
  92. #define OPENSSL_APPLE
  93. #endif
  94. #if defined(_WIN32)
  95. #define OPENSSL_WINDOWS
  96. #endif
  97. // *ring* doesn't support the `BORINGSSL_SHARED_LIBRARY` configuration, so
  98. // the default (usually "hidden") visibility is always used, even for exported
  99. // items.
  100. #define OPENSSL_EXPORT
  101. // `ring::c` would need to be customized on any platform where these assertions
  102. // fail. Keep in sync with `ring::c`.
  103. OPENSSL_STATIC_ASSERT(sizeof(int32_t) == sizeof(int), "int isn't 32 bits.");
  104. OPENSSL_STATIC_ASSERT(sizeof(uint32_t) == sizeof(unsigned int), "unsigned int isn't 32 bits.");
  105. OPENSSL_STATIC_ASSERT(sizeof(size_t) == sizeof(uintptr_t), "uintptr_t and size_t differ.");
  106. OPENSSL_STATIC_ASSERT(sizeof(size_t) <= sizeof(uint64_t), "size_t is larger than uint64_t.");
  107. OPENSSL_STATIC_ASSERT(sizeof(size_t) >= sizeof(uint32_t), "size_t is smaller than uint32_t.");
  108. #endif // OPENSSL_HEADER_BASE_H