File verbose-numeric-port.patch of Package netcat-openbsd.5831

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File verbose-numeric-port.patch of Package netcat-openbsd.5831

Index: netcat-openbsd-1.89/netcat.c
===================================================================
--- netcat-openbsd-1.89.orig/netcat.c	2008-01-22 16:17:34.000000000 -0500
+++ netcat-openbsd-1.89/netcat.c	2008-01-22 16:17:44.000000000 -0500
@@ -41,6 +41,7 @@
 #include <netinet/tcp.h>
 #include <netinet/ip.h>
 #include <arpa/telnet.h>
+#include <arpa/inet.h>
 
 #include <err.h>
 #include <errno.h>
@@ -317,16 +318,15 @@
 			if (uflag) {
 				int rv, plen;
 				char buf[8192];
-				struct sockaddr_storage z;
 
-				len = sizeof(z);
+				len = sizeof(cliaddr);
 				plen = jflag ? 8192 : 1024;
 				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");
 
@@ -337,6 +337,21 @@
 				    &len);
 			}
 
+			if(vflag) {
+				/* Don't look up port if -n. */
+				if (nflag)
+					sv = NULL;
+				else 
+					sv = getservbyport(ntohs(atoi(uport)),
+						uflag ? "udp" : "tcp");
+
+				fprintf(stderr, "Connection from %s port %s [%s/%s] accepted\n", 
+					inet_ntoa(((struct sockaddr_in *)(&cliaddr))->sin_addr),
+					uport,
+					uflag ? "udp" : "tcp", 
+					sv ? sv->s_name : "*");
+			}
+
 			readwrite(connfd);
 			close(connfd);
 			if (family != AF_UNIX)

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File verbose-numeric-port.patch of Package netcat-openbsd.5831

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