wsutil/type_util.h

   1 /** @file
   2  * Types utility definitions
   3  *
   4  * Wireshark - Network traffic analyzer
   5  * By Gerald Combs <gerald@wireshark.org>
   6  * Copyright 1998 Gerald Combs
   7  *
   8  * SPDX-License-Identifier: GPL-2.0-or-later
   9  */
  10
  11 #ifndef __TYPE_UTIL_H__
  12 #define __TYPE_UTIL_H__
  13
  14 #include <inttypes.h>
  15 #include "ws_symbol_export.h"
  16
  17 /*
  18  * uint64_t to double conversions taken from gstutils.h of GStreamer project
  19  *
  20  * GStreamer
  21  * Copyright (C) 1999,2000 Erik Walthinsen <omega@cse.ogi.edu>
  22  *                    2000 Wim Taymans <wtay@chello.be>
  23  *                    2002 Thomas Vander Stichele <thomas@apestaart.org>
  24  *
  25  * gstutils.h: Header for various utility functions
  26  *
  27  * GNU GPL v2
  28  *
  29  */
  30
  31 WS_DLL_PUBLIC
  32 uint64_t        type_util_double_to_uint64(double value);
  33 WS_DLL_PUBLIC
  34 double          type_util_uint64_to_double(uint64_t value);
  35
  36 #ifdef _WIN32
  37 #define         double_to_uint64(value)   type_util_double_to_uint64(value)
  38 #define         uint64_to_double(value)   type_util_uint64_to_double(value)
  39 #else
  40 #define         double_to_uint64(value)   ((uint64_t)(value))
  41 #define         uint64_to_double(value)   ((double)(value))
  42 #endif
  43
  44 #endif /* __TYPE_UTIL_H__ */