The Tcpdump Group git mirrors - libpcap/blob - pcap/pcap-inttypes.h

   1 /*
   2  * Copyright (c) 2002 - 2005 NetGroup, Politecnico di Torino (Italy)
   3  * Copyright (c) 2005 - 2009 CACE Technologies, Inc. Davis (California)
   4  * All rights reserved.
   5  *
   6  * Redistribution and use in source and binary forms, with or without
   7  * modification, are permitted provided that the following conditions
   8  * are met:
   9  *
  10  * 1. Redistributions of source code must retain the above copyright
  11  * notice, this list of conditions and the following disclaimer.
  12  * 2. Redistributions in binary form must reproduce the above copyright
  13  * notice, this list of conditions and the following disclaimer in the
  14  * documentation and/or other materials provided with the distribution.
  15  * 3. Neither the name of the Politecnico di Torino nor the names of its
  16  * contributors may be used to endorse or promote products derived from
  17  * this software without specific prior written permission.
  18  *
  19  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  20  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  21  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  22  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  23  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  24  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  25  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  26  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  27  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  28  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  29  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  30  */
  31 #ifndef pcap_pcap_inttypes_h
  32 #define pcap_pcap_inttypes_h
  33
  34 /*
  35  * Get the integer types and PRi[doux]64 values from C99 <inttypes.h>
  36  * defined, by hook or by crook.
  37  */
  38 #if defined(_MSC_VER)
  39   /*
  40    * Compiler is MSVC.
  41    */
  42   #if _MSC_VER >= 1800
  43     /*
  44      * VS 2013 or newer; we have <inttypes.h>.
  45      */
  46     #include <inttypes.h>
  47   #else
  48     /*
  49      * Earlier VS; we have to define this stuff ourselves.
  50      */
  51     typedef unsigned char uint8_t;
  52     typedef signed char int8_t;
  53     typedef unsigned short uint16_t;
  54     typedef signed short int16_t;
  55     typedef unsigned int uint32_t;
  56     typedef signed int int32_t;
  57     #ifdef _MSC_EXTENSIONS
  58       typedef unsigned _int64 uint64_t;
  59       typedef _int64 int64_t;
  60     #else /* _MSC_EXTENSIONS */
  61       typedef unsigned long long uint64_t;
  62       typedef long long int64_t;
  63     #endif
  64   #endif
  65
  66   /*
  67    * These may be defined by <inttypes.h>.
  68    *
  69    * XXX - for MSVC, we always want the _MSC_EXTENSIONS versions.
  70    * What about other compilers?  If, as the MinGW Web site says MinGW
  71    * does, the other compilers just use Microsoft's run-time library,
  72    * then they should probably use the _MSC_EXTENSIONS even if the
  73    * compiler doesn't define _MSC_EXTENSIONS.
  74    *
  75    * XXX - we currently aren't using any of these, but this allows
  76    * their use in the future.
  77    */
  78   #ifndef PRId64
  79     #ifdef _MSC_EXTENSIONS
  80       #define PRId64    "I64d"
  81     #else
  82       #define PRId64    "lld"
  83     #endif
  84   #endif /* PRId64 */
  85
  86   #ifndef PRIo64
  87     #ifdef _MSC_EXTENSIONS
  88       #define PRIo64    "I64o"
  89     #else
  90       #define PRIo64    "llo"
  91     #endif
  92   #endif /* PRIo64 */
  93
  94   #ifndef PRIx64
  95     #ifdef _MSC_EXTENSIONS
  96       #define PRIx64    "I64x"
  97     #else
  98       #define PRIx64    "llx"
  99     #endif
 100   #endif
 101
 102   #ifndef PRIu64
 103     #ifdef _MSC_EXTENSIONS
 104       #define PRIu64    "I64u"
 105     #else
 106       #define PRIu64    "llu"
 107     #endif
 108   #endif
 109 #elif defined(__MINGW32__) || !defined(_WIN32)
 110   /*
 111    * Compiler is MinGW or target is UN*X or MS-DOS.  Just use
 112    * <inttypes.h>.
 113    */
 114   #include <inttypes.h>
 115 #endif
 116
 117 #endif /* pcap/pcap-inttypes.h */