Update upstream source from tag 'upstream/1.8.3'

Update to upstream version '1.8.3'
with Debian dir 66f8af1a5343b08e330d9f57b47d05089073b3f9

extensions/libipt_ECN.t

+:PREROUTING,FORWARD,OUTPUT,POSTROUTING
+*mangle
+-j ECN;;FAIL
+-p tcp -j ECN;;FAIL
+-p tcp -j ECN --ecn-tcp-remove;=;OK

extensions/libipt_LOG.t

+:INPUT,FORWARD,OUTPUT
+-j LOG;-j LOG;OK
+-j LOG --log-prefix "test: ";=;OK
+-j LOG --log-prefix "test: " --log-level 1;=;OK
+# iptables displays the log-level output using the number; not the string
+-j LOG --log-prefix "test: " --log-level alert;-j LOG --log-prefix "test: " --log-level 1;OK
+-j LOG --log-prefix "test: " --log-tcp-sequence;=;OK
+-j LOG --log-prefix "test: " --log-tcp-options;=;OK
+-j LOG --log-prefix "test: " --log-ip-options;=;OK
+-j LOG --log-prefix "test: " --log-uid;=;OK
+-j LOG --log-prefix "test: " --log-level bad;;FAIL
+-j LOG --log-prefix;;FAIL

extensions/libipt_MASQUERADE.t

+:POSTROUTING
+*nat
+-j MASQUERADE;=;OK
+-j MASQUERADE --random;=;OK
+-j MASQUERADE --random-fully;=;OK
+-p tcp -j MASQUERADE --to-ports 1024;=;OK
+-p udp -j MASQUERADE --to-ports 1024-65535;=;OK
+-p udp -j MASQUERADE --to-ports 1024-65536;;FAIL
+-p udp -j MASQUERADE --to-ports -1;;FAIL

extensions/libipt_NETMAP.t

+:PREROUTING,INPUT,OUTPUT,POSTROUTING
+*nat
+-j NETMAP --to 1.2.3.0/24;=;OK
+-j NETMAP --to 1.2.3.4;=;OK

extensions/libipt_REDIRECT.t

+:PREROUTING,OUTPUT
+*nat
+-p tcp -j REDIRECT --to-ports 42;=;OK
+-p udp -j REDIRECT --to-ports 42-1234;=;OK
+-p tcp -j REDIRECT --to-ports 42-1234 --random;=;OK
+-j REDIRECT --to-ports 42;;FAIL

extensions/libipt_REJECT.t

+:INPUT,FORWARD,OUTPUT
+-j REJECT;=;OK
+-j REJECT --reject-with icmp-net-unreachable;=;OK
+-j REJECT --reject-with icmp-host-unreachable;=;OK
+-j REJECT --reject-with icmp-port-unreachable;=;OK
+-j REJECT --reject-with icmp-proto-unreachable;=;OK
+-j REJECT --reject-with icmp-net-prohibited;=;OK
+-j REJECT --reject-with icmp-host-prohibited;=;OK
+-j REJECT --reject-with icmp-admin-prohibited;=;OK

extensions/libipt_SNAT.t

+:POSTROUTING
+*nat
+-j SNAT --to-source 1.1.1.1;=;OK
+-j SNAT --to-source 1.1.1.1-1.1.1.10;=;OK
+-j SNAT --to-source 1.1.1.1:1025-65535;;FAIL
+-j SNAT --to-source 1.1.1.1 --to-source 2.2.2.2;;FAIL
+-p tcp -j SNAT --to-source 1.1.1.1:1025-65535;=;OK
+-p tcp -j SNAT --to-source 1.1.1.1-1.1.1.10:1025-65535;=;OK
+-p tcp -j SNAT --to-source 1.1.1.1-1.1.1.10:1025-65536;;FAIL
+-p tcp -j SNAT --to-source 1.1.1.1-1.1.1.10:1025-65535 --to-source 2.2.2.2-2.2.2.20:1025-65535;;FAIL
+-j SNAT;;FAIL

extensions/libipt_TTL.t

+:PREROUTING,INPUT,FORWARD,OUTPUT,POSTROUTING
+*mangle
+-j TTL --ttl-set 42;=;OK
+-j TTL --ttl-inc 1;=;OK
+-j TTL --ttl-dec 1;=;OK
+-j TTL --ttl-set 256;;FAIL
+-j TTL --ttl-inc 0;;FAIL
+-j TTL --ttl-dec 0;;FAIL
+-j TTL --ttl-dec 1 --ttl-inc 1;;FAIL
+-j TTL --ttl-set --ttl-inc 1;;FAIL

extensions/libipt_ah.t

+:INPUT,FORWARD,OUTPUT
+-p ah -m ah --ahspi 0;=;OK
+-p ah -m ah --ahspi 4294967295;=;OK
+-p ah -m ah --ahspi 0:4294967295;-p ah -m ah;OK
+-p ah -m ah ! --ahspi 0;=;OK
+-p ah -m ah --ahspi -1;;FAIL
+-p ah -m ah --ahspi 4294967296;;FAIL
+-p ah -m ah --ahspi invalid;;FAIL
+-p ah -m ah --ahspi 0:invalid;;FAIL
+-m ah --ahspi 0;;FAIL
+-m ah --ahspi;;FAIL
+-m ah;;FAIL
+-p ah -m ah;=;OK

extensions/libipt_icmp.c

@@ -236,7 +236,7 @@ static unsigned int type_xlate_print(struct xt_xlate *xl, unsigned int icmptype,
 			if (icmp_codes[i].type == icmptype &&
 			    icmp_codes[i].code_min == code_min &&
 			    icmp_codes[i].code_max == code_max) {
-				xt_xlate_add(xl, icmp_codes[i].name);
+				xt_xlate_add(xl, "%s", icmp_codes[i].name);
 				return 1;
 			}
 	}

extensions/libipt_icmp.t

+:INPUT,FORWARD,OUTPUT
+-p icmp -m icmp --icmp-type any;=;OK
+# output uses the number, better use the name?
+# ERROR: cannot find: iptables -I INPUT -p icmp -m icmp --icmp-type echo-reply
+# -p icmp -m icmp --icmp-type echo-reply;=;OK
+# output uses the number, better use the name?
+# ERROR: annot find: iptables -I INPUT -p icmp -m icmp --icmp-type destination-unreachable
+# -p icmp -m icmp --icmp-type destination-unreachable;=;OK
+# it does not acccept name/name, should we accept this?
+# ERROR: cannot load: iptables -A INPUT -p icmp -m icmp --icmp-type destination-unreachable/network-unreachable
+# -p icmp -m icmp --icmp-type destination-unreachable/network-unreachable;=;OK
+-m icmp;;FAIL
+# we accept "iptables -I INPUT -p tcp -m tcp", why not this below?
+# ERROR: cannot load: iptables -A INPUT -p icmp -m icmp
+# -p icmp -m icmp;=;OK

extensions/libipt_realm.man

@@ -5,3 +5,5 @@ setups involving dynamic routing protocols like BGP.
 Matches a given realm number (and optionally mask). If not a number, value
 can be a named realm from /etc/iproute2/rt_realms (mask can not be used in
 that case).
+Both value and mask are four byte unsigned integers and may be specified in
+decimal, hex (by prefixing with "0x") or octal (if a leading zero is given).

extensions/libipt_realm.t

+:INPUT,FORWARD,OUTPUT
+-m realm --realm 0x1/0x2a;=;OK
+-m realm --realm 0x2a;=;OK
+-m realm;;FAIL

extensions/libipt_ttl.t

+:INPUT,FORWARD,OUTPUT
+-m ttl --ttl-eq 0;=;OK
+-m ttl --ttl-eq 255;=;OK
+-m ttl ! --ttl-eq 0;=;OK
+-m ttl ! --ttl-eq 255;=;OK
+-m ttl --ttl-gt 0;=;OK
+# not possible have anything greater than 255, TTL is 8-bit long
+# ERROR: should fail: iptables -A INPUT -m ttl --ttl-gt 255
+## -m ttl --ttl-gt 255;;FAIL
+# not possible have anything below 0
+# ERROR: should fail: iptables -A INPUT -m ttl --ttl-lt 0
+## -m ttl --ttl-lt 0;;FAIL
+-m ttl --ttl-eq 256;;FAIL
+-m ttl --ttl-eq -1;;FAIL
+-m ttl;;FAIL

extensions/libxt_AUDIT.man

@@ -3,12 +3,14 @@ It can be used to record accepted, dropped, and rejected packets. See
 auditd(8) for additional details.
 .TP
 \fB\-\-type\fP {\fBaccept\fP|\fBdrop\fP|\fBreject\fP}
-Set type of audit record.
+Set type of audit record. Starting with linux-4.12, this option has no effect
+on generated audit messages anymore. It is still accepted by iptables for
+compatibility reasons, but ignored.
 .PP
 Example:
 .IP
 iptables \-N AUDIT_DROP
 .IP
-iptables \-A AUDIT_DROP \-j AUDIT \-\-type drop
+iptables \-A AUDIT_DROP \-j AUDIT
 .IP
 iptables \-A AUDIT_DROP \-j DROP

extensions/libxt_AUDIT.t

+:INPUT,FORWARD,OUTPUT
+-j AUDIT --type accept;=;OK
+-j AUDIT --type drop;=;OK
+-j AUDIT --type reject;=;OK
+-j AUDIT;;FAIL
+-j AUDIT --type wrong;;FAIL

extensions/libxt_CHECKSUM.t

+:PREROUTING,FORWARD,POSTROUTING
+*mangle
+-j CHECKSUM --checksum-fill;=;OK
+-j CHECKSUM;;FAIL

extensions/libxt_CLASSIFY.c

@@ -73,6 +73,24 @@ CLASSIFY_save(const void *ip, const struct xt_entry_target *target)
 	       TC_H_MAJ(clinfo->priority)>>16, TC_H_MIN(clinfo->priority));
 }
 
+static void
+CLASSIFY_arp_save(const void *ip, const struct xt_entry_target *target)
+{
+	const struct xt_classify_target_info *clinfo =
+		(const struct xt_classify_target_info *)target->data;
+
+	printf(" --set-class %x:%x",
+	       TC_H_MAJ(clinfo->priority)>>16, TC_H_MIN(clinfo->priority));
+}
+
+static void
+CLASSIFY_arp_print(const void *ip,
+      const struct xt_entry_target *target,
+      int numeric)
+{
+	CLASSIFY_arp_save(ip, target);
+}
+
 static int CLASSIFY_xlate(struct xt_xlate *xl,
 			  const struct xt_xlate_tg_params *params)
 {
@@ -98,7 +116,8 @@ static int CLASSIFY_xlate(struct xt_xlate *xl,
 	return 1;
 }
 
-static struct xtables_target classify_target = { 
+static struct xtables_target classify_tg_reg[] = {
+	{
 		.family		= NFPROTO_UNSPEC,
 		.name		= "CLASSIFY",
 		.version	= XTABLES_VERSION,
@@ -110,9 +129,23 @@ static struct xtables_target classify_target = {
 		.x6_parse	= CLASSIFY_parse,
 		.x6_options	= CLASSIFY_opts,
 		.xlate          = CLASSIFY_xlate,
+	},
+	{
+		.family		= NFPROTO_ARP,
+		.name		= "CLASSIFY",
+		.version	= XTABLES_VERSION,
+		.size		= XT_ALIGN(sizeof(struct xt_classify_target_info)),
+		.userspacesize	= XT_ALIGN(sizeof(struct xt_classify_target_info)),
+		.help		= CLASSIFY_help,
+		.print		= CLASSIFY_arp_print,
+		.save		= CLASSIFY_arp_save,
+		.x6_parse	= CLASSIFY_parse,
+		.x6_options	= CLASSIFY_opts,
+		.xlate          = CLASSIFY_xlate,
+	}
 };
 
 void _init(void)
 {
-	xtables_register_target(&classify_target);
+	xtables_register_targets(classify_tg_reg, ARRAY_SIZE(classify_tg_reg));
 }

extensions/libxt_CLASSIFY.t

+:FORWARD,OUTPUT,POSTROUTING
+*mangle
+-j CLASSIFY --set-class 0000:ffff;=;OK
+# maximum handle accepted by tc is 0xffff
+# ERROR : should fail: iptables -A FORWARD -t mangle -j CLASSIFY --set-class  0000:ffffffff
+# -j CLASSIFY --set-class 0000:ffffffff;;FAIL
+# ERROR: should fail: iptables -A FORWARD -t mangle -j CLASSIFY --set-class 1:-1
+# -j CLASSIFY --set-class 1:-1;;FAIL
+-j CLASSIFY;;FAIL

extensions/libxt_CONNMARK.t

+:PREROUTING,FORWARD,OUTPUT,POSTROUTING
+*mangle
+-j CONNMARK --restore-mark;=;OK
+-j CONNMARK --save-mark;=;OK
+-j CONNMARK --save-mark --nfmask 0xfffffff --ctmask 0xffffffff;-j CONNMARK --save-mark;OK
+-j CONNMARK --restore-mark --nfmask 0xfffffff --ctmask 0xffffffff;-j CONNMARK --restore-mark;OK
+-j CONNMARK;;FAIL