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