net/libndp: + Neighbor discovery protocol library.

Sponsored by:	Serenity Cybersecurity, LLC

net/Makefile

@@ -388,6 +388,7 @@
     SUBDIR += libmdf
     SUBDIR += libmediawiki
     SUBDIR += libnatpmp
+    SUBDIR += libndp
     SUBDIR += libnet
     SUBDIR += libnfs
     SUBDIR += libngtcp2

net/libndp/Makefile

@@ -0,0 +1,21 @@
+PORTNAME=	libndp
+PORTVERSION=	1.8
+CATEGORIES=	net
+
+MAINTAINER=	arrowd@FreeBSD.org
+COMMENT=	Neighbor discovery library
+WWW=		https://github.com/jpirko/libndp
+
+LICENSE=	LGPL21
+LICENSE_FILE=	${WRKSRC}/COPYING
+
+USES=		autoreconf libtool
+
+GNU_CONFIGURE=	yes
+USE_LDCONFIG=	yes
+
+USE_GITHUB=	yes
+GH_ACCOUNT=	jpirko
+GH_TAGNAME=	v${PORTVERSION}
+
+.include <bsd.port.mk>

net/libndp/distinfo

@@ -0,0 +1,3 @@
+TIMESTAMP = 1678114865
+SHA256 (jpirko-libndp-1.8-v1.8_GH0.tar.gz) = c3ea76e253def89869651686a827da75b56896fe94fabd87d8c14b1d4588fd05
+SIZE (jpirko-libndp-1.8-v1.8_GH0.tar.gz) = 29145

net/libndp/files/patch-libndp_libndp.c

@@ -0,0 +1,29 @@
+--- libndp/libndp.c.orig	2021-05-20 09:39:25 UTC
++++ libndp/libndp.c
+@@ -35,6 +35,17 @@
+ #include <net/if.h>
+ #include <sys/ioctl.h>
+ 
++#ifdef __FreeBSD__
++#define s6_addr8  __u6_addr.__u6_addr8
++#define s6_addr16 __u6_addr.__u6_addr16
++#define s6_addr32 __u6_addr.__u6_addr32
++#define SIOCGIFHWADDR			SIOCGIFMAC
++#define ND_RA_FLAG_HOME_AGENT	ND_RA_FLAG_HA
++#define ND_OPT_PI_FLAG_RADDR	0x20
++#define ifr_hwaddr				ifr_addr
++#define ETH_ALEN				6
++#endif
++
+ #include "ndp_private.h"
+ #include "list.h"
+ 
+@@ -209,7 +220,7 @@ resend:
+ 	memcpy(&sin6.sin6_addr, addr, sizeof(sin6.sin6_addr));
+ 	sin6.sin6_scope_id = ifindex;
+ resend:
+-	ret = sendto(sockfd, buf, buflen, flags, &sin6, sizeof(sin6));
++	ret = sendto(sockfd, buf, buflen, flags, (struct sockaddr*)&sin6, sizeof(sin6));
+ 	if (ret == -1) {
+ 		switch(errno) {
+ 		case EINTR:

net/libndp/pkg-descr

@@ -0,0 +1,3 @@
+This package contains a library which provides a wrapper for IPv6 Neighbor
+Discovery Protocol.  It also provides a tool named ndptool for sending and
+receiving NDP messages.

net/libndp/pkg-plist

@@ -0,0 +1,8 @@
+bin/ndptool
+include/ndp.h
+lib/libndp.a
+lib/libndp.so
+lib/libndp.so.0
+lib/libndp.so.0.2.0
+libdata/pkgconfig/libndp.pc
+man/man8/ndptool.8.gz