mojo/embedder/platform_handle.h

   1 // Copyright 2013 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 MOJO_EMBEDDER_PLATFORM_HANDLE_H_
   6 #define MOJO_EMBEDDER_PLATFORM_HANDLE_H_
   7
   8 #include "build/build_config.h"
   9 #include "mojo/system/system_impl_export.h"
  10
  11 #if defined(OS_WIN)
  12 #include <windows.h>
  13 #endif
  14
  15 namespace mojo {
  16 namespace embedder {
  17
  18 #if defined(OS_POSIX)
  19 struct MOJO_SYSTEM_IMPL_EXPORT PlatformHandle {
  20   PlatformHandle() : fd(-1) {}
  21   explicit PlatformHandle(int fd) : fd(fd) {}
  22
  23   void CloseIfNecessary();
  24
  25   bool is_valid() const { return fd != -1; }
  26
  27   int fd;
  28 };
  29 #elif defined(OS_WIN)
  30 struct MOJO_SYSTEM_IMPL_EXPORT PlatformHandle {
  31   PlatformHandle() : handle(INVALID_HANDLE_VALUE) {}
  32   explicit PlatformHandle(HANDLE handle) : handle(handle) {}
  33
  34   void CloseIfNecessary();
  35
  36   bool is_valid() const { return handle != INVALID_HANDLE_VALUE; }
  37
  38   HANDLE handle;
  39 };
  40 #else
  41 #error "Platform not yet supported."
  42 #endif
  43
  44 }  // namespace embedder
  45 }  // namespace mojo
  46
  47 #endif  // MOJO_EMBEDDER_PLATFORM_HANDLE_H_