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Upgrade libpcap to 1.8.1 (Nmap-specific patches not yet applied)

This commit is contained in:
dmiller
2018-07-18 13:41:35 +00:00
parent cbb54f79a8
commit 3fc4a6fc95
216 changed files with 27408 additions and 18957 deletions

View File

@@ -19,6 +19,30 @@
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
*/
/*
* This doesn't actually test libpcap itself; it tests whether
* valgrind properly handles the APIs libpcap uses. If it doesn't,
* we end up getting patches submitted to "fix" references that
* valgrind claims are being made to uninitialized data, when, in
* fact, the OS isn't making any such references - or we get
* valgrind *not* detecting *actual* incorrect references.
*
* Both BPF and Linux socket filters aren't handled correctly
* by some versions of valgrind. See valgrind bug 318203 for
* Linux:
*
* https://bugs.kde.org/show_bug.cgi?id=318203
*
* and valgrind bug 312989 for OS X:
*
* https://bugs.kde.org/show_bug.cgi?id=312989
*
* The fixes for both of those are checked into the official valgrind
* repository.
*
* The unofficial FreeBSD port has similar issues to the official OS X
* port, for similar reasons.
*/
#ifndef lint
static const char copyright[] _U_ =
"@(#) Copyright (c) 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 2000\n\
@@ -72,22 +96,62 @@ The Regents of the University of California. All rights reserved.\n";
#endif
#include <pcap.h>
#ifndef HAVE___ATTRIBUTE__
#define __attribute__(x)
#endif
static char *program_name;
/* Forwards */
static void usage(void) __attribute__((noreturn));
static void error(const char *, ...)
__attribute__((noreturn, format (printf, 1, 2)));
static void warning(const char *, ...)
__attribute__((format (printf, 1, 2)));
/*
* This was introduced by Clang:
*
* http://clang.llvm.org/docs/LanguageExtensions.html#has-attribute
*
* in some version (which version?); it has been picked up by GCC 5.0.
*/
#ifndef __has_attribute
/*
* It's a macro, so you can check whether it's defined to check
* whether it's supported.
*
* If it's not, define it to always return 0, so that we move on to
* the fallback checks.
*/
#define __has_attribute(x) 0
#endif
extern int optind;
extern int opterr;
extern char *optarg;
#if __has_attribute(noreturn) \
|| (defined(__GNUC__) && ((__GNUC__ * 100 + __GNUC_MINOR__) >= 205)) \
|| (defined(__SUNPRO_C) && (__SUNPRO_C >= 0x590)) \
|| (defined(__xlC__) && __xlC__ >= 0x0A01) \
|| (defined(__HP_aCC) && __HP_aCC >= 61000)
/*
* Compiler with support for it, or GCC 2.5 and later, or Solaris Studio 12
* (Sun C 5.9) and later, or IBM XL C 10.1 and later (do any earlier
* versions of XL C support this?), or HP aCC A.06.10 and later.
*/
#define PCAP_NORETURN __attribute((noreturn))
#elif defined( _MSC_VER )
#define PCAP_NORETURN __declspec(noreturn)
#else
#define PCAP_NORETURN
#endif
#if __has_attribute(__format__) \
|| (defined(__GNUC__) && ((__GNUC__ * 100 + __GNUC_MINOR__) >= 203)) \
|| (defined(__xlC__) && __xlC__ >= 0x0A01) \
|| (defined(__HP_aCC) && __HP_aCC >= 61000)
/*
* Compiler with support for it, or GCC 2.3 and later, or IBM XL C 10.1
* and later (do any earlier versions of XL C support this?),
* or HP aCC A.06.10 and later.
*/
#define PCAP_PRINTFLIKE(x,y) __attribute__((__format__(__printf__,x,y)))
#else
#define PCAP_PRINTFLIKE(x,y)
#endif
/* Forwards */
static void PCAP_NORETURN usage(void);
static void PCAP_NORETURN error(const char *, ...) PCAP_PRINTFLIKE(1, 2);
static void warning(const char *, ...) PCAP_PRINTFLIKE(1, 2);
/*
* On Windows, we need to open the file in binary mode, so that