Add CAP_FCNTL and use cap_fcntls_limit().

[tcpdump] / tcpdump-stdinc.h

diff --git a/tcpdump-stdinc.h b/tcpdump-stdinc.h
index a3f879f371ca18d923ed35477959eb5369298bfa..32f8fc920b0111c079f2abf1c7bcd353493e1422 100644 (file)
--- a/tcpdump-stdinc.h
+++ b/tcpdump-stdinc.h
@@ -1,59 +1,169 @@
 /*
 /*

- * Copyright (c) 2002
- *     Politecnico di Torino.  All rights reserved.
+ * Copyright (c) 2002 - 2003
+ * NetGroup, Politecnico di Torino (Italy)
+ * All rights reserved.

  *
  * Redistribution and use in source and binary forms, with or without
  *
  * Redistribution and use in source and binary forms, with or without

- * modification, are permitted provided that: (1) source code distributions
- * retain the above copyright notice and this paragraph in its entirety, (2)
- * distributions including binary code include the above copyright notice and
- * this paragraph in its entirety in the documentation or other materials
- * provided with the distribution, and (3) all advertising materials mentioning
- * features or use of this software display the following acknowledgement:
- * ``This product includes software developed by the Politecnico
- * di Torino, and its contributors.'' Neither the name of
- * the University 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 ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED
- * WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
+ * modification, are permitted provided that the following conditions
+ * are met:

  *
  *

- * @(#) $Header: /tcpdump/master/tcpdump/tcpdump-stdinc.h,v 1.5 2003-03-22 06:30:39 guy Exp $ (LBL)
+ * 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.

  */
 
 /*
  * Include the appropriate OS header files on Windows and various flavors
  */
 
 /*
  * 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
+ * of UNIX, include various non-OS header files on Windows, and define
+ * various items as needed, to isolate most of tcpdump's platform

  * differences to this one file.
  */
 
 #ifndef tcpdump_stdinc_h
 #define tcpdump_stdinc_h
 
  * differences to this one file.
  */
 
 #ifndef tcpdump_stdinc_h
 #define tcpdump_stdinc_h
 

+#include <errno.h>
+

 #ifdef WIN32
 
 #ifdef WIN32
 

+#include <stdint.h>

 #include <stdio.h>
 #include <winsock2.h>
 #include <stdio.h>
 #include <winsock2.h>

-#include "bittypes.h"
+#include <ws2tcpip.h>
+#include "bittypes.h"   /* in wpcap's Win32/include */

 #include <ctype.h>
 #include <time.h>
 #include <io.h>
 #include <ctype.h>
 #include <time.h>
 #include <io.h>

-#include "IP6_misc.h"

 #include <fcntl.h>
 #include <fcntl.h>

+#include <sys/types.h>
+#include <net/netdb.h>  /* in wpcap's Win32/include */

 
 

-#ifdef __MINGW32__
-#include <stdint.h>
-int* _errno();
-#define errno (*_errno())
+#ifndef uint8_t
+#define uint8_t                unsigned char
+#endif

 
 

-#define INET_ADDRSTRLEN 16
-#define INET6_ADDRSTRLEN 46
+#ifndef int8_t
+#define int8_t         signed char
+#endif
+
+#ifndef uint16_t
+#define uint16_t       unsigned short
+#endif
+
+#ifndef int16_t
+#define int16_t                signed short
+#endif
+
+#ifndef uint32_t
+#define uint32_t       unsigned int
+#endif
+
+#ifndef int32_t
+#define int32_t                signed int
+#endif
+
+#ifdef _MSC_EXTENSIONS
+
+#ifndef uint64_t
+#define uint64_t       unsigned _int64
+#endif
+
+#ifndef int64_t
+#define int64_t                _int64
+#endif
+
+#ifndef PRId64
+#define PRId64         "I64d"
+#endif
+
+#ifndef PRIo64
+#define PRIo64         "I64o"
+#endif
+
+#ifndef PRIu64
+#define PRIu64         "I64u"
+#endif
+
+#ifndef PRIx64
+#define PRIx64         "I64x"
+#endif

 
 

-#endif /* __MINGW32__ */
+#else /* _MSC_EXTENSIONS */

 
 

-#ifndef toascii
-#define toascii(c) ((c) & 0x7f)
+#ifndef uint64_t
+#define uint64_t       unsigned long long
+#endif
+
+#ifndef int64_t
+#define int64_t                long long
+#endif
+
+#ifndef PRId64
+#define PRId64         "lld"
+#endif
+
+#ifndef PRIo64
+#define PRIo64         "llo"
+#endif
+
+#ifndef PRIu64
+#define PRIu64         "llu"
+#endif
+
+#ifndef PRIx64
+#define PRIx64         "llx"
+#endif
+
+#endif /* _MSC_EXTENSIONS */
+
+#ifdef _MSC_VER
+#define stat _stat
+#define open _open
+#define fstat _fstat
+#define read _read
+#define close _close
+#define O_RDONLY _O_RDONLY
+#endif  /* _MSC_VER */
+
+/* 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);
+
+/*
+ * With MSVC, for C, __inline is used to make a function an inline.
+ */
+#ifdef _MSC_VER
+#define inline __inline
+#endif
+
+#ifndef INET6_ADDRSTRLEN
+#define INET6_ADDRSTRLEN 46
+#endif
+
+/* It is in MSVC's <errno.h>, but not defined in MingW+Watcom.
+ */
+#ifndef EAFNOSUPPORT
+#define EAFNOSUPPORT WSAEAFNOSUPPORT

 #endif
 
 #ifndef caddr_t
 #endif
 
 #ifndef caddr_t


@@ -62,29 +172,20 @@ typedef char* caddr_t;
 
 #define MAXHOSTNAMELEN 64
 #define        NI_MAXHOST      1025
 
 #define MAXHOSTNAMELEN 64
 #define        NI_MAXHOST      1025

-#define IPPROTO_EGP 8          /* Exterior Gateway Protocol */

 #define snprintf _snprintf
 #define vsnprintf _vsnprintf
 #define RETSIGTYPE void
 
 #define snprintf _snprintf
 #define vsnprintf _vsnprintf
 #define RETSIGTYPE void
 

-#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 O_RDONLY _O_RDONLY
-
-typedef short ino_t;
-#endif /* __MINGW32__ */
-

 #else /* WIN32 */
 
 #include <ctype.h>
 #include <unistd.h>
 #include <netdb.h>
 #else /* WIN32 */
 
 #include <ctype.h>
 #include <unistd.h>
 #include <netdb.h>

+#if HAVE_INTTYPES_H
+#include <inttypes.h>
+#elif HAVE_STDINT_H
+#include <stdint.h>
+#endif

 #include <sys/param.h>
 #include <sys/types.h>                 /* concession to AIX */
 #include <sys/time.h>
 #include <sys/param.h>
 #include <sys/types.h>                 /* concession to AIX */
 #include <sys/time.h>


@@ -99,8 +200,45 @@ typedef short ino_t;
 
 #endif /* WIN32 */
 
 
 #endif /* WIN32 */
 

-#ifdef INET6
-#include "ip6.h"
+#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)).
+ */
+#if !(defined(_MSC_VER) && defined(UNALIGNED))
+/* MSVC may have its own macro defined with the same name and purpose. */
+#undef UNALIGNED
+#define UNALIGNED      __attribute__((packed))

 #endif
 
 #if defined(WIN32) || defined(MSDOS)
 #endif
 
 #if defined(WIN32) || defined(MSDOS)


@@ -115,4 +253,100 @@ typedef short ino_t;
   #define FOPEN_WRITE_BIN  FOPEN_WRITE_TXT
 #endif
 
   #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
+
+/*
+ * The Apple deprecation workaround macros below were adopted from the
+ * FreeRADIUS server code under permission of Alan DeKok and Arran Cudbard-Bell.
+ */
+
+#define XSTRINGIFY(x) #x
+
+/*
+ *     Macros for controlling warnings in GCC >= 4.2 and clang >= 2.8
+ */
+#define DIAG_JOINSTR(x,y) XSTRINGIFY(x ## y)
+#define DIAG_DO_PRAGMA(x) _Pragma (#x)
+
+#if defined(__GNUC__) && ((__GNUC__ * 100) + __GNUC_MINOR__) >= 402
+#  define DIAG_PRAGMA(x) DIAG_DO_PRAGMA(GCC diagnostic x)
+#  if ((__GNUC__ * 100) + __GNUC_MINOR__) >= 406
+#    define DIAG_OFF(x) DIAG_PRAGMA(push) DIAG_PRAGMA(ignored DIAG_JOINSTR(-W,x))
+#    define DIAG_ON(x) DIAG_PRAGMA(pop)
+#  else
+#    define DIAG_OFF(x) DIAG_PRAGMA(ignored DIAG_JOINSTR(-W,x))
+#    define DIAG_ON(x)  DIAG_PRAGMA(warning DIAG_JOINSTR(-W,x))
+#  endif
+#elif defined(__clang__) && ((__clang_major__ * 100) + __clang_minor__ >= 208)
+#  define DIAG_PRAGMA(x) DIAG_DO_PRAGMA(clang diagnostic x)
+#  define DIAG_OFF(x) DIAG_PRAGMA(push) DIAG_PRAGMA(ignored DIAG_JOINSTR(-W,x))
+#  define DIAG_ON(x) DIAG_PRAGMA(pop)
+#else
+#  define DIAG_OFF(x)
+#  define DIAG_ON(x)
+#endif
+
+/*
+ *     For dealing with APIs which are only deprecated in OSX (like the OpenSSL API)
+ */
+#ifdef __APPLE__
+#  define USES_APPLE_DEPRECATED_API DIAG_OFF(deprecated-declarations)
+#  define USES_APPLE_RST DIAG_ON(deprecated-declarations)
+#else
+#  define USES_APPLE_DEPRECATED_API
+#  define USES_APPLE_RST
+#endif
+
+/*
+ * end of Apple deprecation workaround macros
+ */
+
+#ifndef min
+#define min(a,b) ((a)>(b)?(b):(a))
+#endif
+#ifndef max
+#define max(a,b) ((b)>(a)?(b):(a))
+#endif
+

 #endif /* tcpdump_stdinc_h */
 #endif /* tcpdump_stdinc_h */