network/netcat-openbsd: Updated for version 1.105 (from Debian).

Apply the patches locally and added a note
about this package being incompatible with nc from Slackware

Signed-off-by: Matteo Bernardini <ponce@slackbuilds.org>

1 files changed, 106 insertions, 0 deletions

diff --git a/network/netcat-openbsd/patches/0008-verbose-numeric-port.patch b/network/netcat-openbsd/patches/0008-verbose-numeric-port.patch
new file mode 100644
index 0000000000..fa1cf991a0
--- /dev/null
+++ b/network/netcat-openbsd/patches/0008-verbose-numeric-port.patch
@@ -0,0 +1,106 @@
+From: Aron Xu <aron@debian.org>
+Date: Mon, 13 Feb 2012 15:38:15 +0800
+Subject: verbose numeric port
+
+---
+ netcat.c |   59 +++++++++++++++++++++++++++++++++++++++++++++++++++++++----
+ 1 file changed, 55 insertions(+), 4 deletions(-)
+
+diff --git a/netcat.c b/netcat.c
+index baab909..eb3453e 100644
+--- a/netcat.c
++++ b/netcat.c
+@@ -41,6 +41,7 @@
+ #include <netinet/tcp.h>
+ #include <netinet/ip.h>
+ #include <arpa/telnet.h>
++#include <arpa/inet.h>
+ 
+ #ifndef IPTOS_LOWDELAY
+ # define IPTOS_LOWDELAY 0x10
+@@ -424,6 +425,18 @@ main(int argc, char *argv[])
+ 				s = local_listen(host, uport, hints);
+ 			if (s < 0)
+ 				err(1, NULL);
++
++			char* local;
++			if (family == AF_INET6
++				local = "0.0.0.0";
++			else if (family == AF_INET)
++				local = ":::";
++			else
++				local = "unknown"
++			fprintf(stderr, "Listening on [%s] (family %d, port %d)\n",
++				host ?: local,
++				family,
++				*uport);
+ 			/*
+ 			 * For UDP, we will use recvfrom() initially
+ 			 * to wait for a caller, then use the regular
+@@ -432,16 +445,15 @@ main(int argc, char *argv[])
+ 			if (uflag) {
+ 				int rv, plen;
+ 				char buf[16384];
+-				struct sockaddr_storage z;
+ 
+-				len = sizeof(z);
++				len = sizeof(cliaddr);
+ 				plen = jflag ? 16384 : 2048;
+ 				rv = recvfrom(s, buf, plen, MSG_PEEK,
+-				    (struct sockaddr *)&z, &len);
++				    (struct sockaddr *)&cliaddr, &len);
+ 				if (rv < 0)
+ 					err(1, "recvfrom");
+ 
+-				rv = connect(s, (struct sockaddr *)&z, len);
++				rv = connect(s, (struct sockaddr *)&cliaddr, len);
+ 				if (rv < 0)
+ 					err(1, "connect");
+ 
+@@ -450,6 +462,45 @@ main(int argc, char *argv[])
+ 				len = sizeof(cliaddr);
+ 				connfd = accept(s, (struct sockaddr *)&cliaddr,
+ 				    &len);
++				if(vflag) {
++				/* Don't look up port if -n. */
++					if (nflag)
++						sv = NULL;
++					else
++						sv = getservbyport(ntohs(atoi(uport)),
++							uflag ? "udp" : "tcp");
++
++					if (((struct sockaddr *)&cliaddr)->sa_family == AF_INET) {
++						char dst[INET_ADDRSTRLEN];
++						inet_ntop(((struct sockaddr *)&cliaddr)->sa_family,&(((struct sockaddr_in *)&cliaddr)->sin_addr),dst,INET_ADDRSTRLEN);
++						fprintf(stderr, "Connection from [%s] port %s [%s/%s] accepted (family %d, sport %d)\n",
++							dst,
++							uport,
++							uflag ? "udp" : "tcp",
++							sv ? sv->s_name : "*",
++							((struct sockaddr *)(&cliaddr))->sa_family,
++							ntohs(((struct sockaddr_in *)&cliaddr)->sin_port));
++					}
++					else if(((struct sockaddr *)&cliaddr)->sa_family == AF_INET6) {
++						char dst[INET6_ADDRSTRLEN];
++						inet_ntop(((struct sockaddr *)&cliaddr)->sa_family,&(((struct sockaddr_in6 *)&cliaddr)->sin6_addr),dst,INET6_ADDRSTRLEN);
++						fprintf(stderr, "Connection from [%s] port %s [%s/%s] accepted (family %d, sport %d)\n",
++							dst,
++							uport,
++							uflag ? "udp" : "tcp",
++							sv ? sv->s_name : "*",
++							((struct sockaddr *)&cliaddr)->sa_family,
++							ntohs(((struct sockaddr_in6 *)&cliaddr)->sin6_port));
++					}
++					else {
++						fprintf(stderr, "Connection from unknown port %s [%s/%s] accepted (family %d, sport %d)\n",
++							uport,
++							uflag ? "udp" : "tcp",
++							sv ? sv->s_name : "*",
++							((struct sockaddr *)(&cliaddr))->sa_family,
++							ntohs(((struct sockaddr_in *)&cliaddr)->sin_port));
++					}
++				}
+ 				readwrite(connfd);
+ 				close(connfd);
+ 			}
+--