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Diffstat (limited to 'freebsd/contrib/tcpdump/tcpdump-stdinc.h')
| -rw-r--r-- | freebsd/contrib/tcpdump/tcpdump-stdinc.h | 226 |
1 files changed, 226 insertions, 0 deletions
diff --git a/freebsd/contrib/tcpdump/tcpdump-stdinc.h b/freebsd/contrib/tcpdump/tcpdump-stdinc.h new file mode 100644 index 00000000..411326a4 --- /dev/null +++ b/freebsd/contrib/tcpdump/tcpdump-stdinc.h @@ -0,0 +1,226 @@ +/* + * Copyright (c) 2002 - 2003 + * NetGroup, Politecnico di Torino (Italy) + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the name of the Politecnico di Torino nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + * + * @(#) $Header: /tcpdump/master/tcpdump/tcpdump-stdinc.h,v 1.18 2007-11-24 18:13:33 mcr Exp $ (LBL) + */ + +/* + * Include the appropriate OS header files on Windows and various flavors + * of UNIX, and also define some additional items and include various + * non-OS header files on Windows, and; this isolates most of the platform + * differences to this one file. + */ + +#ifndef tcpdump_stdinc_h +#define tcpdump_stdinc_h + +#ifdef WIN32 + +#include <stdio.h> +#include <winsock2.h> +#include <Ws2tcpip.h> +#include "bittypes.h" +#include <ctype.h> +#include <time.h> +#include <io.h> +#include <fcntl.h> +#include <rtems/bsd/sys/types.h> +#include <net/netdb.h> /* in wpcap's Win32/include */ + +#ifndef NBBY +#define NBBY 8 +#endif + +#if !defined(__MINGW32__) && !defined(__WATCOMC__) +#undef toascii +#define isascii __isascii +#define toascii __toascii +#define stat _stat +#define open _open +#define fstat _fstat +#define read _read +#define close _close +#define O_RDONLY _O_RDONLY + +typedef short ino_t; +#endif /* __MINGW32__ */ + +#ifdef __MINGW32__ +#include <stdint.h> +#endif + +/* Protos for missing/x.c functions (ideally <missing/addrinfo.h> + * should be used, but it clashes with <ws2tcpip.h>). + */ +extern const char *inet_ntop (int, const void *, char *, size_t); +extern int inet_pton (int, const char *, void *); +extern int inet_aton (const char *cp, struct in_addr *addr); + +#ifndef INET6_ADDRSTRLEN +#define INET6_ADDRSTRLEN 46 +#endif + +#ifndef toascii +#define toascii(c) ((c) & 0x7f) +#endif + +#ifndef caddr_t +typedef char* caddr_t; +#endif /* caddr_t */ + +#define MAXHOSTNAMELEN 64 +#define NI_MAXHOST 1025 +#define snprintf _snprintf +#define vsnprintf _vsnprintf +#define RETSIGTYPE void + +#else /* WIN32 */ + +#include <ctype.h> +#include <unistd.h> +#include <netdb.h> +#if HAVE_INTTYPES_H +#include <inttypes.h> +#else +#if HAVE_STDINT_H +#include <stdint.h> +#endif +#endif +#ifdef HAVE_SYS_BITYPES_H +#include <sys/bitypes.h> +#endif +#include <rtems/bsd/sys/param.h> +#include <rtems/bsd/sys/types.h> /* concession to AIX */ +#include <rtems/bsd/sys/time.h> +#include <sys/socket.h> +#include <netinet/in.h> + +#ifdef TIME_WITH_SYS_TIME +#include <time.h> +#endif + +#include <arpa/inet.h> + +#endif /* WIN32 */ + +#ifndef HAVE___ATTRIBUTE__ +#define __attribute__(x) +#endif + +/* + * Used to declare a structure unaligned, so that the C compiler, + * if necessary, generates code that doesn't assume alignment. + * This is required because there is no guarantee that the packet + * data we get from libpcap/WinPcap is properly aligned. + * + * This assumes that, for all compilers that support __attribute__: + * + * 1) they support __attribute__((packed)); + * + * 2) for all instruction set architectures requiring strict + * alignment, declaring a structure with that attribute + * causes the compiler to generate code that handles + * misaligned 2-byte, 4-byte, and 8-byte integral + * quantities. + * + * It does not (yet) handle compilers where you can get the compiler + * to generate code of that sort by some other means. + * + * This is required in order to, for example, keep the compiler from + * generating, for + * + * if (bp->bp_htype == 1 && bp->bp_hlen == 6 && bp->bp_op == BOOTPREQUEST) { + * + * in print-bootp.c, code that loads the first 4-byte word of a + * "struct bootp", masking out the bp_hops field, and comparing the result + * against 0x01010600. + * + * Note: this also requires that padding be put into the structure, + * at least for compilers where it's implemented as __attribute__((packed)). + */ +#define UNALIGNED __attribute__((packed)) + +#if defined(WIN32) || defined(MSDOS) + #define FOPEN_READ_TXT "rt" + #define FOPEN_READ_BIN "rb" + #define FOPEN_WRITE_TXT "wt" + #define FOPEN_WRITE_BIN "wb" +#else + #define FOPEN_READ_TXT "r" + #define FOPEN_READ_BIN FOPEN_READ_TXT + #define FOPEN_WRITE_TXT "w" + #define FOPEN_WRITE_BIN FOPEN_WRITE_TXT +#endif + +#if defined(__GNUC__) && defined(__i386__) && !defined(__APPLE__) && !defined(__ntohl) + #undef ntohl + #undef ntohs + #undef htonl + #undef htons + + static __inline__ unsigned long __ntohl (unsigned long x); + static __inline__ unsigned short __ntohs (unsigned short x); + + #define ntohl(x) __ntohl(x) + #define ntohs(x) __ntohs(x) + #define htonl(x) __ntohl(x) + #define htons(x) __ntohs(x) + + static __inline__ unsigned long __ntohl (unsigned long x) + { + __asm__ ("xchgb %b0, %h0\n\t" /* swap lower bytes */ + "rorl $16, %0\n\t" /* swap words */ + "xchgb %b0, %h0" /* swap higher bytes */ + : "=q" (x) : "0" (x)); + return (x); + } + + static __inline__ unsigned short __ntohs (unsigned short x) + { + __asm__ ("xchgb %b0, %h0" /* swap bytes */ + : "=q" (x) : "0" (x)); + return (x); + } +#endif + +#ifndef INET_ADDRSTRLEN +#define INET_ADDRSTRLEN 16 +#endif + +#ifndef TRUE +#define TRUE 1 +#endif + +#ifndef FALSE +#define FALSE 0 +#endif + +#endif /* tcpdump_stdinc_h */ |