update netcat patch

This commit is contained in:
Brent Cook 2016-06-30 05:49:38 -05:00
parent ddb22413ed
commit 13b7ac8ada

View File

@ -1,5 +1,5 @@
--- apps/nc/netcat.c.orig Mon May 30 11:05:31 2016
+++ apps/nc/netcat.c Mon May 30 11:05:44 2016
--- apps/nc/netcat.c.orig Wed Jun 29 21:28:27 2016
+++ apps/nc/netcat.c Thu Jun 30 05:32:31 2016
@@ -57,6 +57,10 @@
#include <tls.h>
#include "atomicio.h"
@ -35,7 +35,7 @@
int usetls; /* use TLS */
char *Cflag; /* Public cert file */
@@ -150,7 +160,7 @@
@@ -152,7 +162,7 @@
struct servent *sv;
socklen_t len;
struct sockaddr_storage cliaddr;
@ -44,7 +44,7 @@
const char *errstr, *proxyhost = "", *proxyport = NULL;
struct addrinfo proxyhints;
char unix_dg_tmp_socket_buf[UNIX_DG_TMP_SOCKET_SIZE];
@@ -251,12 +261,14 @@
@@ -262,12 +272,14 @@
case 'u':
uflag = 1;
break;
@ -59,7 +59,7 @@
case 'v':
vflag = 1;
break;
@@ -289,9 +301,11 @@
@@ -300,9 +312,11 @@
errx(1, "TCP send window %s: %s",
errstr, optarg);
break;
@ -71,7 +71,7 @@
case 'T':
errstr = NULL;
errno = 0;
@@ -315,9 +329,11 @@
@@ -326,9 +340,11 @@
argc -= optind;
argv += optind;
@ -83,7 +83,7 @@
if (family == AF_UNIX) {
if (pledge("stdio rpath wpath cpath tmppath unix", NULL) == -1)
@@ -469,7 +485,10 @@
@@ -480,7 +496,10 @@
errx(1, "-H and -T noverify may not be used"
"together");
tls_config_insecure_noverifycert(tls_cfg);
@ -95,19 +95,19 @@
}
if (lflag) {
struct tls *tls_cctx = NULL;
@@ -817,7 +836,10 @@
@@ -832,7 +851,10 @@
remote_connect(const char *host, const char *port, struct addrinfo hints)
{
struct addrinfo *res, *res0;
- int s, error, on = 1;
+ int s, error;
- int s, error, on = 1, save_errno;
+ int s, error, save_errno;
+#ifdef SO_BINDANY
+ int on = 1;
+#endif
if ((error = getaddrinfo(host, port, &hints, &res)))
errx(1, "getaddrinfo: %s", gai_strerror(error));
@@ -832,8 +854,10 @@
@@ -847,8 +869,10 @@
if (sflag || pflag) {
struct addrinfo ahints, *ares;
@ -118,19 +118,19 @@
memset(&ahints, 0, sizeof(struct addrinfo));
ahints.ai_family = res0->ai_family;
ahints.ai_socktype = uflag ? SOCK_DGRAM : SOCK_STREAM;
@@ -902,7 +926,10 @@
@@ -919,7 +943,10 @@
local_listen(char *host, char *port, struct addrinfo hints)
{
struct addrinfo *res, *res0;
- int s, ret, x = 1;
+ int s;
- int s, ret, x = 1, save_errno;
+ int s, save_errno;
+#ifdef SO_REUSEPORT
+ int ret, x = 1;
+#endif
int error;
/* Allow nodename to be null. */
@@ -924,9 +951,11 @@
@@ -941,9 +968,11 @@
res0->ai_protocol)) < 0)
continue;
@ -142,7 +142,7 @@
set_common_sockopts(s, res0->ai_family);
@@ -1366,11 +1395,13 @@
@@ -1401,29 +1430,26 @@
{
int x = 1;
@ -156,7 +156,82 @@
if (Dflag) {
if (setsockopt(s, SOL_SOCKET, SO_DEBUG,
&x, sizeof(x)) == -1)
@@ -1553,14 +1584,22 @@
err(1, NULL);
}
if (Tflag != -1) {
- int proto, option;
-
- if (af == AF_INET6) {
- proto = IPPROTO_IPV6;
- option = IPV6_TCLASS;
- } else {
- proto = IPPROTO_IP;
- option = IP_TOS;
- }
-
- if (setsockopt(s, proto, option, &Tflag, sizeof(Tflag)) == -1)
+ if (af == AF_INET && setsockopt(s, IPPROTO_IP,
+ IP_TOS, &Tflag, sizeof(Tflag)) == -1)
err(1, "set IP ToS");
+
+ else if (af == AF_INET6 && setsockopt(s, IPPROTO_IPV6,
+ IPV6_TCLASS, &Tflag, sizeof(Tflag)) == -1)
+ err(1, "set IPv6 Traffic Class");
}
if (Iflag) {
if (setsockopt(s, SOL_SOCKET, SO_RCVBUF,
@@ -1435,29 +1461,28 @@
&Oflag, sizeof(Oflag)) == -1)
err(1, "set TCP send buffer size");
}
- if (ttl != -1 || minttl != -1) {
- int proto, in_ttl_opt, out_ttl_opt;
- switch (af) {
- case AF_INET:
- proto = IPPROTO_IP;
- in_ttl_opt = IP_MINTTL;
- out_ttl_opt = IP_TTL;
- break;
- case AF_INET6:
- proto = IPPROTO_IPV6;
- in_ttl_opt = IPV6_MINHOPCOUNT;
- out_ttl_opt = IPV6_UNICAST_HOPS;
- break;
- default:
- errx(1, "unknown address family: %d", af);
- }
- if (minttl != -1 && setsockopt(s, proto, in_ttl_opt,
- &minttl, sizeof(minttl)))
- err(1, "setsockopt minttl");
- if (ttl != -1 && setsockopt(s, proto, out_ttl_opt,
- &ttl, sizeof(ttl)))
- err(1, "setsockopt ttl");
+
+ if (ttl != -1) {
+ if (af == AF_INET && setsockopt(s, IPPROTO_IP,
+ IP_TTL, &ttl, sizeof(ttl)))
+ err(1, "setsockopt IP_TTL");
+
+ else if (af == AF_INET6 && setsockopt(s, IPPROTO_IPV6,
+ IPV6_UNICAST_HOPS, &ttl, sizeof(ttl)))
+ err(1, "setsockopt IPV6_UNICAST_HOPS");
}
+
+ if (minttl != -1) {
+ if (af == AF_INET && setsockopt(s, IPPROTO_IP,
+ IP_MINTTL, &minttl, sizeof(minttl)))
+ err(1, "setsockopt IP_MINTTL");
+
+#ifdef IPV6_MINHOPCOUNT
+ else if (af == AF_INET6 && setsockopt(s, IPPROTO_IPV6,
+ IPV6_MINHOPCOUNT, &minttl, sizeof(minttl)))
+ err(1, "setsockopt IPV6_MINHOPCOUNT");
+#endif
+ }
}
int
@@ -1613,14 +1638,22 @@
\t-P proxyuser\tUsername for proxy authentication\n\
\t-p port\t Specify local port for remote connects\n\
\t-R CAfile CA bundle\n\