Cumulative patch from commit 5e32f8256f5fcce8b70a95e070375ac549ac935a

5e32f82 tests: Verify HS 2.0R2 deauthentication request
b61e70c HS 2.0R2: Add WFA server-only EAP-TLS server method
8d2a992 HS 2.0R2: RADIUS server support to request Subscr Remediation
ae6d15c HS 2.0R2 AP: Add OSU Providers list ANQP element
f7bd7a0 HS 2.0R2 AP: Add Icon Request and Icon binary File ANQP elements
97596f8 HS 2.0R2 AP: Add support for Session Info URL RADIUS AVP
8e1146d HS 2.0R2 AP: Add support for deauthentication request
a14896e HS 2.0R2 AP: Add OSEN implementation
6ca0853 HS 2.0R2 AP: Use Subscr Remediation request from RADIUS server
7bc9c25 HS 2.0R2 AP: Add STA's Hotspot 2.0 Release Number into Access-Request
76579ec HS 2.0R2 AP: Add AP Hotspot 2.0 Release Number as WFA RADIUS VSA
0dd100f HS 2.0R2 AP: Add definition and helper function for WFA RADIUS VSA
3fb17a9 HS 2.0R2 AP: Add WNM-Notification Request for Subscription Remediation
d5d2478 HS 2.0R2 AP: Update HS 2.0 Indication element to Release 2
a6739e1 HS 2.0R2: Try to scan multiple times for OSU providers
cf6d08a Interworking: Add OCSP parameter to the cred block
6402f2f Interworking: Add more debug info on roaming partner preferences
7479489 Interworking: Add sp_priority cred parameter
751ac99 Interworking: Use a helper function to compare cred priority
aff419f Interworking: Remove separate credential priority tracking
533536d HS 2.0R2: Disable full ESS for as a workaround for per-BSS issues
8a77f1b HS 2.0R2: Slow down connection attempts on EAP failures
76a55a8 HS 2.0R2: Add more debug to network selection
8b4b9fb HS 2.0R2: Fix bandwidth policy BSS selection
28f2a7c HS 2.0R2: Allow excluded network to be selected based on user override
33fb8c5 HS 2.0R2: Add support for Policy/RequiredProtoPortTuple
a45b2dc HS 2.0R2: Add support for Policy/MaximumBSSLoadValue
4cad9df HS 2.0R2: Add support for Policy/MinBackhaulThreshold
aa26ba6 HS 2.0R2: Add tracking of provisioning SP
8e5fdfa HS 2.0R2: Add WFA server-only EAP-TLS peer method
df0f01d HS 2.0R2: Add OSEN client implementation
a5d7563 HS 2.0R2: Add common OSEN definitions
230e373 HS 2.0R2: Add GAS operation duration statistics into debug
b572df8 HS 2.0R2: Add routine for fetching OSU provider information
1d2215f HS 2.0R2: Add OSU Providers list ANQP element
184e110 HS 2.0R2: Add Icon Request and Icon binary File ANQP elements
7ef6947 HS 2.0R2: Add STA support for Deauthentication Request notification
95a3ea9 HS 2.0R2: Add WNM-Notification Request for Subscription Remediation
f9cd147 HS 2.0R2: Update Indication element to Release 2
bc00053 Interworking: Allow roaming partner configuration
ae6f927 nl80211: Add driver capability for GTK_NOT_USED
2c49d04 Do not clear global pmf setting on FLUSH
eef7235 Only try fast reconnect if network is not disabled
3d910ef Interworking: Prefer last added network during network selection
2a33687 P2P: Remove unnecessary ifdef CONFIG_NO_CONFIG_WRITE
050d8b5 Fix documentation for wpa_supplicant_global_ctrl_iface_process()
8c9cb81 DFS: Fix coding style (missing whitespace)
4f1e01b DFS: Add VHT160 available channels
b8058a6 hostapd: DFS allow mixed channels
4db216f wpa_supplicant: Add support for IPv6 with UDP ctrl_iface
e2364d1 hostapd: Deauthenticate clients forbidden by maclist changes
1748f1d hostapd: Make it possible to remove addresses from maclists
064eb05 Add os_remove_in_array()
c1151e4 Force OFDM/HT/VHT to be disabled on channel 14
bfb79dd nl80211: Show regulatory rule flags in debug output
3d7ad2f hostapd: Configure spectrum management capability
e0392f8 hostapd: Add Power Constraint element
891330f Fix spelling s/algorith/algorithm/
f0e30c8 Do not start another connect work while one is pending
3290398 WPS: Fix UNSUBSCRIBE error returns if NT or CALLBACK header is used
f34df28 WPS: Fix UNSUBSCRIBE to return 412 if no SID match found
80f256a WPS: Remove unnecessary filename NULL check

Change-Id: I7dc25a8bb0074f4970ade8d42dfa60da166baf96
Signed-off-by: Dmitry Shmidt <dimitrysh@google.com>
diff --git a/src/common/wpa_ctrl.c b/src/common/wpa_ctrl.c
index f4af94a..5820a13 100644
--- a/src/common/wpa_ctrl.c
+++ b/src/common/wpa_ctrl.c
@@ -25,6 +25,10 @@
 #include "private/android_filesystem_config.h"
 #endif /* ANDROID */
 
+#ifdef CONFIG_CTRL_IFACE_UDP_IPV6
+#include <net/if.h>
+#endif /* CONFIG_CTRL_IFACE_UDP_IPV6 */
+
 #include "wpa_ctrl.h"
 #include "common.h"
 
@@ -46,8 +50,13 @@
 struct wpa_ctrl {
 #ifdef CONFIG_CTRL_IFACE_UDP
 	int s;
+#ifdef CONFIG_CTRL_IFACE_UDP_IPV6
+	struct sockaddr_in6 local;
+	struct sockaddr_in6 dest;
+#else /* CONFIG_CTRL_IFACE_UDP_IPV6 */
 	struct sockaddr_in local;
 	struct sockaddr_in dest;
+#endif /* CONFIG_CTRL_IFACE_UDP_IPV6 */
 	char *cookie;
 	char *remote_ifname;
 	char *remote_ip;
@@ -279,19 +288,33 @@
 		return NULL;
 	os_memset(ctrl, 0, sizeof(*ctrl));
 
+#ifdef CONFIG_CTRL_IFACE_UDP_IPV6
+	ctrl->s = socket(PF_INET6, SOCK_DGRAM, 0);
+#else /* CONFIG_CTRL_IFACE_UDP_IPV6 */
 	ctrl->s = socket(PF_INET, SOCK_DGRAM, 0);
+#endif /* CONFIG_CTRL_IFACE_UDP_IPV6 */
 	if (ctrl->s < 0) {
 		perror("socket");
 		os_free(ctrl);
 		return NULL;
 	}
 
+#ifdef CONFIG_CTRL_IFACE_UDP_IPV6
+	ctrl->local.sin6_family = AF_INET6;
+#ifdef CONFIG_CTRL_IFACE_UDP_REMOTE
+	ctrl->local.sin6_addr = in6addr_any;
+#else /* CONFIG_CTRL_IFACE_UDP_REMOTE */
+	inet_pton(AF_INET6, "::1", &ctrl->local.sin6_addr);
+#endif /* CONFIG_CTRL_IFACE_UDP_REMOTE */
+#else /* CONFIG_CTRL_IFACE_UDP_IPV6 */
 	ctrl->local.sin_family = AF_INET;
 #ifdef CONFIG_CTRL_IFACE_UDP_REMOTE
 	ctrl->local.sin_addr.s_addr = INADDR_ANY;
 #else /* CONFIG_CTRL_IFACE_UDP_REMOTE */
 	ctrl->local.sin_addr.s_addr = htonl((127 << 24) | 1);
 #endif /* CONFIG_CTRL_IFACE_UDP_REMOTE */
+#endif /* CONFIG_CTRL_IFACE_UDP_IPV6 */
+
 	if (bind(ctrl->s, (struct sockaddr *) &ctrl->local,
 		 sizeof(ctrl->local)) < 0) {
 		close(ctrl->s);
@@ -299,14 +322,24 @@
 		return NULL;
 	}
 
+#ifdef CONFIG_CTRL_IFACE_UDP_IPV6
+	ctrl->dest.sin6_family = AF_INET6;
+	inet_pton(AF_INET6, "::1", &ctrl->dest.sin6_addr);
+	ctrl->dest.sin6_port = htons(WPA_CTRL_IFACE_PORT);
+#else /* CONFIG_CTRL_IFACE_UDP_IPV6 */
 	ctrl->dest.sin_family = AF_INET;
 	ctrl->dest.sin_addr.s_addr = htonl((127 << 24) | 1);
 	ctrl->dest.sin_port = htons(WPA_CTRL_IFACE_PORT);
+#endif /* CONFIG_CTRL_IFACE_UDP_IPV6 */
 
 #ifdef CONFIG_CTRL_IFACE_UDP_REMOTE
 	if (ctrl_path) {
 		char *port, *name;
 		int port_id;
+#ifdef CONFIG_CTRL_IFACE_UDP_IPV6
+		char *scope;
+		int scope_id = 0;
+#endif /* CONFIG_CTRL_IFACE_UDP_IPV6 */
 
 		name = os_strdup(ctrl_path);
 		if (name == NULL) {
@@ -314,7 +347,11 @@
 			os_free(ctrl);
 			return NULL;
 		}
+#ifdef CONFIG_CTRL_IFACE_UDP_IPV6
+		port = os_strchr(name, ',');
+#else /* CONFIG_CTRL_IFACE_UDP_IPV6 */
 		port = os_strchr(name, ':');
+#endif /* CONFIG_CTRL_IFACE_UDP_IPV6 */
 
 		if (port) {
 			port_id = atoi(&port[1]);
@@ -322,7 +359,16 @@
 		} else
 			port_id = WPA_CTRL_IFACE_PORT;
 
+#ifdef CONFIG_CTRL_IFACE_UDP_IPV6
+		scope = os_strchr(name, '%');
+		if (scope) {
+			scope_id = if_nametoindex(&scope[1]);
+			scope[0] = '\0';
+		}
+		h = gethostbyname2(name, AF_INET6);
+#else /* CONFIG_CTRL_IFACE_UDP_IPV6 */
 		h = gethostbyname(name);
+#endif /* CONFIG_CTRL_IFACE_UDP_IPV6 */
 		ctrl->remote_ip = os_strdup(name);
 		os_free(name);
 		if (h == NULL) {
@@ -332,16 +378,33 @@
 			os_free(ctrl);
 			return NULL;
 		}
+#ifdef CONFIG_CTRL_IFACE_UDP_IPV6
+		ctrl->dest.sin6_scope_id = scope_id;
+		ctrl->dest.sin6_port = htons(port_id);
+		os_memcpy(&ctrl->dest.sin6_addr, h->h_addr, h->h_length);
+#else /* CONFIG_CTRL_IFACE_UDP_IPV6 */
 		ctrl->dest.sin_port = htons(port_id);
-		os_memcpy(h->h_addr, (char *) &ctrl->dest.sin_addr.s_addr,
-			  h->h_length);
+		os_memcpy(&ctrl->dest.sin_addr.s_addr, h->h_addr, h->h_length);
+#endif /* CONFIG_CTRL_IFACE_UDP_IPV6 */
 	} else
 		ctrl->remote_ip = os_strdup("localhost");
 #endif /* CONFIG_CTRL_IFACE_UDP_REMOTE */
 
 	if (connect(ctrl->s, (struct sockaddr *) &ctrl->dest,
 		    sizeof(ctrl->dest)) < 0) {
-		perror("connect");
+#ifdef CONFIG_CTRL_IFACE_UDP_IPV6
+		char addr[INET6_ADDRSTRLEN];
+		wpa_printf(MSG_ERROR, "connect(%s:%d) failed: %s",
+			   inet_ntop(AF_INET6, &ctrl->dest.sin6_addr, addr,
+				     sizeof(ctrl->dest)),
+			   ntohs(ctrl->dest.sin6_port),
+			   strerror(errno));
+#else /* CONFIG_CTRL_IFACE_UDP_IPV6 */
+		wpa_printf(MSG_ERROR, "connect(%s:%d) failed: %s",
+			   inet_ntoa(ctrl->dest.sin_addr),
+			   ntohs(ctrl->dest.sin_port),
+			   strerror(errno));
+#endif /* CONFIG_CTRL_IFACE_UDP_IPV6 */
 		close(ctrl->s);
 		os_free(ctrl->remote_ip);
 		os_free(ctrl);