crypto/crypto_export.h

   1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef CRYPTO_CRYPTO_EXPORT_H_
   6 #define CRYPTO_CRYPTO_EXPORT_H_
   7
   8 // Defines CRYPTO_EXPORT so that functionality implemented by the crypto module
   9 // can be exported to consumers, and CRYPTO_EXPORT_PRIVATE that allows unit
  10 // tests to access features not intended to be used directly by real consumers.
  11
  12 #if defined(COMPONENT_BUILD)
  13 #if defined(WIN32)
  14
  15 #if defined(CRYPTO_IMPLEMENTATION)
  16 #define CRYPTO_EXPORT __declspec(dllexport)
  17 #define CRYPTO_EXPORT_PRIVATE __declspec(dllexport)
  18 #else
  19 #define CRYPTO_EXPORT __declspec(dllimport)
  20 #define CRYPTO_EXPORT_PRIVATE __declspec(dllimport)
  21 #endif  // defined(CRYPTO_IMPLEMENTATION)
  22
  23 #else  // defined(WIN32)
  24 #if defined(CRYPTO_IMPLEMENTATION)
  25 #define CRYPTO_EXPORT __attribute__((visibility("default")))
  26 #define CRYPTO_EXPORT_PRIVATE __attribute__((visibility("default")))
  27 #else
  28 #define CRYPTO_EXPORT
  29 #define CRYPTO_EXPORT_PRIVATE
  30 #endif
  31 #endif
  32
  33 #else  // defined(COMPONENT_BUILD)
  34 #define CRYPTO_EXPORT
  35 #define CRYPTO_EXPORT_PRIVATE
  36 #endif
  37
  38 #endif  // CRYPTO_CRYPTO_EXPORT_H_