include/sys_dependencies.h

   1 /*
   2  * sys_dependencies.h -- system specific includes and #defines
   3  *
   4  * (c) Copyright IBM Corporation 2018.
   5  *
   6  * Author: Stefan Berger <stefanb@us.ibm.com>
   7  *
   8  * All rights reserved.
   9  *
  10  * Redistribution and use in source and binary forms, with or without
  11  * modification, are permitted provided that the following conditions are
  12  * met:
  13  *
  14  * Redistributions of source code must retain the above copyright notice,
  15  * this list of conditions and the following disclaimer.
  16  *
  17  * Redistributions in binary form must reproduce the above copyright
  18  * notice, this list of conditions and the following disclaimer in the
  19  * documentation and/or other materials provided with the distribution.
  20  *
  21  * Neither the names of the IBM Corporation nor the names of its
  22  * contributors may be used to endorse or promote products derived from
  23  * this software without specific prior written permission.
  24  *
  25  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  26  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  27  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  28  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  29  * HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  30  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  31  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  32  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  33  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  34  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  35  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  36  */
  37
  38 #ifndef SWTPM_SYS_DEPENDENCIES_H
  39 #define SWTPM_SYS_DEPENDENCIES_H
  40
  41 #if !defined __OpenBSD__ && !defined __FreeBSD__ && !defined __NetBSD__ \
  42  && !defined __APPLE__ && !defined __DragonFly__
  43  #define _GNU_SOURCE
  44  #include <features.h>
  45 #endif
  46
  47 #if defined __FreeBSD__ || defined __NetBSD__ || defined __DragonFly__
  48 # include <sys/endian.h>
  49 # include <netinet/in.h>
  50 #elif defined __APPLE__
  51 # include <libkern/OSByteOrder.h>
  52
  53 # define be16toh(x) OSSwapBigToHostInt16(x)
  54 # define be32toh(x) OSSwapBigToHostInt32(x)
  55 # define be64toh(x) OSSwapBigToHostInt64(x)
  56
  57 # define htobe16(x) OSSwapHostToBigInt16(x)
  58 # define htobe32(x) OSSwapHostToBigInt32(x)
  59 # define htobe64(x) OSSwapHostToBigInt64(x)
  60
  61 # define le16toh(x) OSSwapLittleToHostInt16(x)
  62 # define le32toh(x) OSSwapLittleToHostInt32(x)
  63 # define le64toh(x) OSSwapLittleToHostInt64(x)
  64
  65 # define htole16(x) OSSwapHostToLittleInt16(x)
  66 # define htole32(x) OSSwapHostToLittleInt32(x)
  67 # define htole64(x) OSSwapHostToLittleInt64(x)
  68
  69 #else
  70 # include <endian.h>
  71 #endif
  72
  73 #endif /* SWTPM_SYS_DEPENDENCIES_H */