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      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  * If we're compiling with Visual Studio, make sure the C99 integer
     36  * types are defined, by hook or by crook.
     37  *
     38  * XXX - verify that we have at least C99 support on UN*Xes?
     39  *
     40  * What about MinGW or various DOS toolchains?  We're currently assuming
     41  * sufficient C99 support there.
     42  */
     43 #if defined(_MSC_VER)
     44   /*
     45    * Compiler is MSVC.
     46    */
     47   #if _MSC_VER >= 1800
     48     /*
     49      * VS 2013 or newer; we have <inttypes.h>.
     50      */
     51     #include <inttypes.h>
     52   #else
     53     /*
     54      * Earlier VS; we have to define this stuff ourselves.
     55      * We don't support building libpcap with earlier versions of VS,
     56      * but SDKs for Npcap have to support building applications using
     57      * earlier versions of VS, so we work around this by defining
     58      * those types ourselves, as some files use them.
     59      */
     60     typedef unsigned char uint8_t;
     61     typedef signed char int8_t;
     62     typedef unsigned short uint16_t;
     63     typedef signed short int16_t;
     64     typedef unsigned int uint32_t;
     65     typedef signed int int32_t;
     66     #ifdef _MSC_EXTENSIONS
     67       typedef unsigned _int64 uint64_t;
     68       typedef _int64 int64_t;
     69     #else /* _MSC_EXTENSIONS */
     70       typedef unsigned long long uint64_t;
     71       typedef long long int64_t;
     72     #endif
     73   #endif
     74 #else /* defined(_MSC_VER) */
     75   /*
     76    * Not Visual Studio.
     77    * Include <inttypes.h> to get the integer types and PRI[doux]64 values
     78    * defined.
     79    *
     80    * If the compiler is MinGW, we assume we have <inttypes.h> - and
     81    * support for %zu in the formatted printing functions.
     82    *
     83    * If the target is UN*X, we assume we have a C99-or-later development
     84    * environment, and thus have <inttypes.h> - and support for %zu in
     85    * the formatted printing functions.
     86    *
     87    * If the target is MS-DOS, we assume we have <inttypes.h> - and support
     88    * for %zu in the formatted printing functions.
     89    *
     90    * I.e., assume we have <inttypes.h> and that it suffices.
     91    */
     92 
     93   /*
     94    * XXX - somehow make sure we have enough C99 support with other
     95    * compilers and support libraries?
     96    */
     97 
     98   #include <inttypes.h>
     99 #endif /* defined(_MSC_VER) */
    100 
    101 #endif /* pcap/pcap-inttypes.h */
    102