Local changes: - In contrib/libpcap/pcap/bpf.h, do not include pcap/dlt.h. Our system net/dlt.h is pulled in from net/bpf.h. - sys/net/dlt.h: Incorporate changes from libpcap 1.10.3. - lib/libpcap/Makefile: Update for libpcap 1.10.3. Changelog: https://git.tcpdump.org/libpcap/blob/95691ebe7564afa3faa5c6ba0dbd17e351be455a:/CHANGES Reviewed by: emaste Obtained from: https://www.tcpdump.org/release/libpcap-1.10.3.tar.gz Sponsored by: The FreeBSD Foundation
166 lines
5.2 KiB
C
166 lines
5.2 KiB
C
/*
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* Copyright (c) 1994, 1995, 1996
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* The Regents of the University of California. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the Computer Systems
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* Engineering Group at Lawrence Berkeley Laboratory.
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* 4. Neither the name of the University nor of the Laboratory may be used
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* to endorse or promote products derived from this software without
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* specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#ifndef portability_h
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#define portability_h
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/*
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* Helpers for portability between Windows and UN*X and between different
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* flavors of UN*X.
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*/
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#include <stdarg.h> /* we declare varargs functions on some platforms */
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#include "pcap/funcattrs.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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#ifdef HAVE_STRLCAT
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#define pcap_strlcat strlcat
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#else
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#if defined(_MSC_VER) || defined(__MINGW32__)
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/*
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* strncat_s() is supported at least back to Visual
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* Studio 2005; we require Visual Studio 2015 or later.
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*/
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#define pcap_strlcat(x, y, z) \
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strncat_s((x), (z), (y), _TRUNCATE)
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#else
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/*
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* Define it ourselves.
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*/
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extern size_t pcap_strlcat(char * restrict dst, const char * restrict src, size_t dstsize);
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#endif
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#endif
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#ifdef HAVE_STRLCPY
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#define pcap_strlcpy strlcpy
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#else
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#if defined(_MSC_VER) || defined(__MINGW32__)
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/*
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* strncpy_s() is supported at least back to Visual
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* Studio 2005; we require Visual Studio 2015 or later.
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*/
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#define pcap_strlcpy(x, y, z) \
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strncpy_s((x), (z), (y), _TRUNCATE)
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#else
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/*
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* Define it ourselves.
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*/
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extern size_t pcap_strlcpy(char * restrict dst, const char * restrict src, size_t dstsize);
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#endif
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#endif
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#ifdef _MSC_VER
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/*
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* If <crtdbg.h> has been included, and _DEBUG is defined, and
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* __STDC__ is zero, <crtdbg.h> will define strdup() to call
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* _strdup_dbg(). So if it's already defined, don't redefine
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* it.
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*/
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#ifndef strdup
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#define strdup _strdup
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#endif
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#endif
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/*
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* We want asprintf(), for some cases where we use it to construct
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* dynamically-allocated variable-length strings; it's present on
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* some, but not all, platforms.
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*/
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#ifdef HAVE_ASPRINTF
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#define pcap_asprintf asprintf
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#else
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extern int pcap_asprintf(char **, PCAP_FORMAT_STRING(const char *), ...)
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PCAP_PRINTFLIKE(2, 3);
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#endif
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#ifdef HAVE_VASPRINTF
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#define pcap_vasprintf vasprintf
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#else
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extern int pcap_vasprintf(char **, const char *, va_list ap);
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#endif
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/* For Solaris before 11. */
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#ifndef timeradd
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#define timeradd(a, b, result) \
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do { \
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(result)->tv_sec = (a)->tv_sec + (b)->tv_sec; \
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(result)->tv_usec = (a)->tv_usec + (b)->tv_usec; \
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if ((result)->tv_usec >= 1000000) { \
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++(result)->tv_sec; \
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(result)->tv_usec -= 1000000; \
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} \
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} while (0)
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#endif /* timeradd */
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#ifndef timersub
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#define timersub(a, b, result) \
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do { \
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(result)->tv_sec = (a)->tv_sec - (b)->tv_sec; \
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(result)->tv_usec = (a)->tv_usec - (b)->tv_usec; \
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if ((result)->tv_usec < 0) { \
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--(result)->tv_sec; \
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(result)->tv_usec += 1000000; \
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} \
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} while (0)
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#endif /* timersub */
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#ifdef HAVE_STRTOK_R
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#define pcap_strtok_r strtok_r
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#else
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#ifdef _WIN32
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/*
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* Microsoft gives it a different name.
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*/
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#define pcap_strtok_r strtok_s
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#else
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/*
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* Define it ourselves.
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*/
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extern char *pcap_strtok_r(char *, const char *, char **);
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#endif
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#endif /* HAVE_STRTOK_R */
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#ifdef _WIN32
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#if !defined(__cplusplus)
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#define inline __inline
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#endif
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#endif /* _WIN32 */
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#ifdef __cplusplus
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}
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#endif
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#endif
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