contrib/tcpdump-3.9/tcpdump-stdinc.h

   1 /*
   2  * Copyright (c) 2002 - 2003
   3  * NetGroup, Politecnico di Torino (Italy)
   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  *
  32  * @(#) $Header: /tcpdump/master/tcpdump/tcpdump-stdinc.h,v 1.12.2.5 2006/06/23 02:07:27 hannes Exp $ (LBL)
  33  */
  34
  35 /*
  36  * Include the appropriate OS header files on Windows and various flavors
  37  * of UNIX, and also define some additional items and include various
  38  * non-OS header files on Windows, and; this isolates most of the platform
  39  * differences to this one file.
  40  */
  41
  42 #ifndef tcpdump_stdinc_h
  43 #define tcpdump_stdinc_h
  44
  45 #ifdef WIN32
  46
  47 #include <stdio.h>
  48 #include <winsock2.h>
  49 #include <Ws2tcpip.h>
  50 #include "bittypes.h"
  51 #include <ctype.h>
  52 #include <time.h>
  53 #include <io.h>
  54 #include <fcntl.h>
  55 #include <sys/types.h>
  56 #include <net/netdb.h>  /* in wpcap's Win32/include */
  57
  58 #if !defined(__MINGW32__) && !defined(__WATCOMC__)
  59 #undef toascii
  60 #define isascii __isascii
  61 #define toascii __toascii
  62 #define stat _stat
  63 #define open _open
  64 #define fstat _fstat
  65 #define read _read
  66 #define close _close
  67 #define O_RDONLY _O_RDONLY
  68
  69 typedef short ino_t;
  70 #endif /* __MINGW32__ */
  71
  72 #ifdef __MINGW32__
  73 #include <stdint.h>
  74 #endif
  75
  76 /* Protos for missing/x.c functions (ideally <missing/addrinfo.h>
  77  * should be used, but it clashes with <ws2tcpip.h>).
  78  */
  79 extern const char *inet_ntop (int, const void *, char *, size_t);
  80 extern int inet_pton (int, const char *, void *);
  81 extern int inet_aton (const char *cp, struct in_addr *addr);
  82
  83 #ifndef INET6_ADDRSTRLEN
  84 #define INET6_ADDRSTRLEN 46
  85 #endif
  86
  87 #ifndef toascii
  88 #define toascii(c) ((c) & 0x7f)
  89 #endif
  90
  91 #ifndef caddr_t
  92 typedef char* caddr_t;
  93 #endif /* caddr_t */
  94
  95 #define MAXHOSTNAMELEN  64
  96 #define NI_MAXHOST      1025
  97 #define snprintf _snprintf
  98 #define vsnprintf _vsnprintf
  99 #define RETSIGTYPE void
 100
 101 #else /* WIN32 */
 102
 103 #include <ctype.h>
 104 #include <unistd.h>
 105 #include <netdb.h>
 106 #if HAVE_INTTYPES_H
 107 #include <inttypes.h>
 108 #else
 109 #if HAVE_STDINT_H
 110 #include <stdint.h>
 111 #endif
 112 #endif
 113 #ifdef HAVE_SYS_BITYPES_H
 114 #include <sys/bitypes.h>
 115 #endif
 116 #include <sys/param.h>
 117 #include <sys/types.h>                  /* concession to AIX */
 118 #include <sys/time.h>
 119 #include <sys/socket.h>
 120 #include <netinet/in.h>
 121
 122 #ifdef TIME_WITH_SYS_TIME
 123 #include <time.h>
 124 #endif
 125
 126 #include <arpa/inet.h>
 127
 128 #endif /* WIN32 */
 129
 130 #ifdef INET6
 131 #include "ip6.h"
 132 #endif
 133
 134 #if defined(WIN32) || defined(MSDOS)
 135   #define FOPEN_READ_TXT   "rt"
 136   #define FOPEN_READ_BIN   "rb"
 137   #define FOPEN_WRITE_TXT  "wt"
 138   #define FOPEN_WRITE_BIN  "wb"
 139 #else
 140   #define FOPEN_READ_TXT   "r"
 141   #define FOPEN_READ_BIN   FOPEN_READ_TXT
 142   #define FOPEN_WRITE_TXT  "w"
 143   #define FOPEN_WRITE_BIN  FOPEN_WRITE_TXT
 144 #endif
 145
 146 #if defined(__GNUC__) && defined(__i386__) && !defined(__ntohl)
 147   #undef ntohl
 148   #undef ntohs
 149   #undef htonl
 150   #undef htons
 151
 152   extern __inline__ unsigned long __ntohl (unsigned long x);
 153   extern __inline__ unsigned short __ntohs (unsigned short x);
 154
 155   #define ntohl(x)  __ntohl(x)
 156   #define ntohs(x)  __ntohs(x)
 157   #define htonl(x)  __ntohl(x)
 158   #define htons(x)  __ntohs(x)
 159
 160   extern __inline__ unsigned long __ntohl (unsigned long x)
 161   {
 162     __asm__ ("xchgb %b0, %h0\n\t"   /* swap lower bytes  */
 163              "rorl  $16, %0\n\t"    /* swap words        */
 164              "xchgb %b0, %h0"       /* swap higher bytes */
 165             : "=q" (x) : "0" (x));
 166     return (x);
 167   }
 168
 169   extern __inline__ unsigned short __ntohs (unsigned short x)
 170   {
 171     __asm__ ("xchgb %b0, %h0"       /* swap bytes */
 172             : "=q" (x) : "0" (x));
 173     return (x);
 174   }
 175 #endif
 176
 177 #ifndef INET_ADDRSTRLEN
 178 #define INET_ADDRSTRLEN 16
 179 #endif
 180
 181 #ifndef TRUE
 182 #define TRUE 1
 183 #endif
 184
 185 #ifndef FALSE
 186 #define FALSE 0
 187 #endif
 188
 189 #endif /* tcpdump_stdinc_h */