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1 /**
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2 * Orthanc - A Lightweight, RESTful DICOM Store
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3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
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4 * Department, University Hospital of Liege, Belgium
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5 *
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6 * This program is free software: you can redistribute it and/or
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7 * modify it under the terms of the GNU General Public License as
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8 * published by the Free Software Foundation, either version 3 of the
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9 * License, or (at your option) any later version.
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10 *
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11 * In addition, as a special exception, the copyright holders of this
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12 * program give permission to link the code of its release with the
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13 * OpenSSL project's "OpenSSL" library (or with modified versions of it
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14 * that use the same license as the "OpenSSL" library), and distribute
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15 * the linked executables. You must obey the GNU General Public License
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16 * in all respects for all of the code used other than "OpenSSL". If you
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17 * modify file(s) with this exception, you may extend this exception to
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18 * your version of the file(s), but you are not obligated to do so. If
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19 * you do not wish to do so, delete this exception statement from your
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20 * version. If you delete this exception statement from all source files
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21 * in the program, then also delete it here.
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22 *
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23 * This program is distributed in the hope that it will be useful, but
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24 * WITHOUT ANY WARRANTY; without even the implied warranty of
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25 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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26 * General Public License for more details.
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27 *
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28 * You should have received a copy of the GNU General Public License
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29 * along with this program. If not, see <http://www.gnu.org/licenses/>.
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30 **/
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31
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32
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33 #pragma once
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34
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35
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36 /********************************************************************
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37 ** LINUX ARCHITECTURES
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38 ********************************************************************/
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39
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40 #if defined(__linux)
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41 # include <endian.h>
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42 #endif
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43
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44
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45 /********************************************************************
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46 ** WINDOWS ARCHITECTURES
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47 **
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48 ** On Windows, "host" will always be little-endian ("le").
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49 ********************************************************************/
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50
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51 #if defined(_WIN32)
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52 # if defined(_MSC_VER)
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53 // http://msdn.microsoft.com/en-us/library/a3140177.aspx
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54 # define be16toh(x) _byteswap_ushort(x)
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55 # define be32toh(x) _byteswap_ulong(x)
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56 # define be64toh(x) _byteswap_uint64(x)
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57 # else // MinGW
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58 # define be16toh(x) __builtin_bswap16(x)
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59 # define be32toh(x) __builtin_bswap32(x)
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60 # define be64toh(x) __builtin_bswap64(x)
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61 # endif
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62
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63 # define htobe16(x) be16toh(x)
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64 # define htobe32(x) be32toh(x)
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65 # define htobe64(x) be64toh(x)
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66
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67 # define htole16(x) x
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68 # define htole32(x) x
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69 # define htole64(x) x
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70
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71 # define le16toh(x) x
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72 # define le32toh(x) x
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73 # define le64toh(x) x
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74 #endif
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75
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76
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77 /********************************************************************
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78 ** FREEBSD ARCHITECTURES
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79 ********************************************************************/
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80
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81 #if defined(__FreeBSD__) || defined(__FreeBSD_kernel__)
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82 # include <arpa/inet.h>
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83 #endif
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84
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85
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86 /********************************************************************
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87 ** APPLE ARCHITECTURES (including OS X)
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88 ********************************************************************/
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89
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90 #if defined(__APPLE__)
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91 # include <libkern/OSByteOrder.h>
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92 # define be16toh(x) OSSwapBigToHostInt16(x)
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93 # define be32toh(x) OSSwapBigToHostInt32(x)
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94 # define be64toh(x) OSSwapBigToHostInt64(x)
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95
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96 # define htobe16(x) OSSwapHostToBigInt16(x)
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97 # define htobe32(x) OSSwapHostToBigInt32(x)
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98 # define htobe64(x) OSSwapHostToBigInt64(x)
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99
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100 # define htole16(x) OSSwapHostToLittleInt16(x)
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101 # define htole32(x) OSSwapHostToLittleInt32(x)
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102 # define htole64(x) OSSwapHostToLittleInt64(x)
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103
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104 # define le16toh(x) OSSwapLittleToHostInt16(x)
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105 # define le32toh(x) OSSwapLittleToHostInt32(x)
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106 # define le64toh(x) OSSwapLittleToHostInt64(x)
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107 #endif
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