ppapi/c/pp_bool.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
   6 /* From pp_bool.idl modified Thu Nov  1 13:48:33 2012. */
   7
   8 #ifndef PPAPI_C_PP_BOOL_H_
   9 #define PPAPI_C_PP_BOOL_H_
  10
  11 #include "ppapi/c/pp_macros.h"
  12
  13 /**
  14  * @file
  15  * This file defines the <code>PP_Bool</code> enumeration for use in PPAPI C
  16  * headers.
  17  */
  18
  19
  20 /**
  21  * @addtogroup Enums
  22  * @{
  23  */
  24 /**
  25  * The <code>PP_Bool</code> enum is a boolean value for use in PPAPI C headers.
  26  * The standard bool type is not available to pre-C99 compilers, and is not
  27  * guaranteed to be compatible between C and C++, whereas the PPAPI C headers
  28  * can be included from C or C++ code.
  29  */
  30 typedef enum {
  31   PP_FALSE = 0,
  32   PP_TRUE = 1
  33 } PP_Bool;
  34 PP_COMPILE_ASSERT_SIZE_IN_BYTES(PP_Bool, 4);
  35 /**
  36  * @}
  37  */
  38
  39 #ifdef __cplusplus
  40 /**
  41  * Converts a C++ "bool" type to a PP_Bool.
  42  *
  43  * @param[in] b A C++ "bool" type.
  44  *
  45  * @return A PP_Bool.
  46  */
  47 inline PP_Bool PP_FromBool(bool b) {
  48   return b ? PP_TRUE : PP_FALSE;
  49 }
  50
  51 /**
  52  * Converts a PP_Bool to a C++ "bool" type.
  53  *
  54  * @param[in] b A PP_Bool.
  55  *
  56  * @return A C++ "bool" type.
  57  */
  58 inline bool PP_ToBool(PP_Bool b) {
  59   return (b != PP_FALSE);
  60 }
  61
  62 #endif  /* __cplusplus */
  63
  64 #endif  /* PPAPI_C_PP_BOOL_H_ */
  65