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

2025-12-24 16:39:03 +00:00 · 2018-07-18 13:41:35 +00:00
parent cbb54f79a8
commit 3fc4a6fc95
216 changed files with 27408 additions and 18957 deletions
--- a/libpcap/pcap/export-defs.h
+++ b/libpcap/pcap/export-defs.h
@@ -0,0 +1,108 @@
+/* -*- Mode: c; tab-width: 8; indent-tabs-mode: 1; c-basic-offset: 8; -*- */
+/*
+ * Copyright (c) 1993, 1994, 1995, 1996, 1997
+ *	The Regents of the University of California.  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. All advertising materials mentioning features or use of this software
+ *    must display the following acknowledgement:
+ *	This product includes software developed by the Computer Systems
+ *	Engineering Group at Lawrence Berkeley Laboratory.
+ * 4. Neither the name of the University nor of the Laboratory may be used
+ *    to endorse or promote products derived from this software without
+ *    specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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.
+ */
+
+#ifndef lib_pcap_export_defs_h
+#define lib_pcap_export_defs_h
+
+/*
+ * PCAP_API_DEF must be used when defining *data* exported from
+ * libpcap.  It can be used when defining *functions* exported
+ * from libpcap, but it doesn't have to be used there.  It
+ * should not be used in declarations in headers.
+ *
+ * PCAP_API must be used when *declaring* data or functions
+ * exported from libpcap; PCAP_API_DEF won't work on all platforms.
+ */
+
+/*
+ * Check whether this is GCC major.minor or a later release, or some
+ * compiler that claims to be "just like GCC" of that version or a
+ * later release.
+ */
+#define IS_AT_LEAST_GNUC_VERSION(major, minor) \
+	(defined(__GNUC__) && \
+	    (__GNUC__ > (major) || \
+	     (__GNUC__ == (major) && __GNUC_MINOR__ >= (minor))))
+
+#if defined(_WIN32)
+  #ifdef BUILDING_PCAP
+    /*
+     * We're compiling libpcap, so we should export functions in our
+     * API.
+     */
+    #define PCAP_API_DEF	__declspec(dllexport)
+  #else
+    #define PCAP_API_DEF	__declspec(dllimport)
+  #endif
+#elif defined(MSDOS)
+  /* XXX - does this need special treatment? */
+  #define PCAP_API_DEF
+#else /* UN*X */
+  #ifdef BUILDING_PCAP
+    /*
+     * We're compiling libpcap, so we should export functions in our API.
+     * The compiler might be configured not to export functions from a
+     * shared library by default, so we might have to explicitly mark
+     * functions as exported.
+     */
+    #if IS_AT_LEAST_GNUC_VERSION(3, 4)
+      /*
+       * GCC 3.4 or later, or some compiler asserting compatibility with
+       * GCC 3.4 or later, so we have __attribute__((visibility()).
+       */
+      #define PCAP_API_DEF	__attribute__((visibility("default")))
+    #elif defined(__SUNPRO_C) && (__SUNPRO_C >= 0x550)
+      /*
+       * Sun C 5.5 or later, so we have __global.
+       * (Sun C 5.9 and later also have __attribute__((visibility()),
+       * but there's no reason to prefer it with Sun C.)
+       */
+      #define PCAP_API_DEF	__global
+    #else
+      /*
+       * We don't have anything to say.
+       */
+      #define PCAP_API_DEF
+    #endif
+  #else
+    /*
+     * We're not building libpcap.
+     */
+    #define PCAP_API_DEF
+  #endif
+#endif /* _WIN32/MSDOS/UN*X */
+
+#define PCAP_API	PCAP_API_DEF extern
+
+#endif /* lib_pcap_export_defs_h */