Add test for "struct in6_addr" to the HAVE_IPV6 configure test.

Also make use of "if defined(HAVE_IPV6)" rather than testing for
AF_INET6 since this is not sufficient on HP-UX 11.11 to ensure
a working IPv6 implementation.
(This used to be commit 620785df4e57b72471ff0315e22e0d2f28a2b1a5)

5 files changed, 14 insertions, 13 deletions

diff --git a/source3/configure.in b/source3/configure.in
index 5d236237a1..a96e2d91f6 100644
--- a/source3/configure.in
+++ b/source3/configure.in
@@ -3038,6 +3038,7 @@ AC_TRY_COMPILE([
 [
 struct sockaddr_storage sa_store;
 struct addrinfo *ai = NULL;
+struct in6_addr in6addr;
 int s = socket(AF_INET6, SOCK_STREAM, 0);
 int ret = getaddrinfo(NULL, NULL, NULL, &ai);
 if (ret != 0) {
diff --git a/source3/lib/interface.c b/source3/lib/interface.c
index 4892ec1248..0696329fd6 100644
--- a/source3/lib/interface.c
+++ b/source3/lib/interface.c
@@ -339,7 +339,7 @@ bool make_netmask(struct sockaddr_storage *pss_out,
 {
 	*pss_out = *pss_in;
 	/* Now apply masklen bits of mask. */
-#if defined(AF_INET6)
+#if defined(HAVE_IPV6)
 	if (pss_in->ss_family == AF_INET6) {
 		char *p = (char *)&((struct sockaddr_in6 *)pss_out)->sin6_addr;
 		unsigned int i;
@@ -386,7 +386,7 @@ static void make_bcast_or_net(struct sockaddr_storage *pss_out,
 	*pss_out = *pss_in;
 
 	/* Set all zero netmask bits to 1. */
-#if defined(AF_INET6)
+#if defined(HAVE_IPV6)
 	if (pss_in->ss_family == AF_INET6) {
 		p = (char *)&((struct sockaddr_in6 *)pss_out)->sin6_addr;
 		pmask = (char *)&((struct sockaddr_in6 *)nmask)->sin6_addr;
diff --git a/source3/lib/interfaces.c b/source3/lib/interfaces.c
index 2b93a5ba39..3b15e3e87b 100644
--- a/source3/lib/interfaces.c
+++ b/source3/lib/interfaces.c
@@ -128,7 +128,7 @@ static int _get_interfaces(struct iface_struct *ifaces, int max_interfaces)
 			continue;
 		}
 
-#ifdef AF_INET6
+#if defined(HAVE_IPV6)
 		if (ifptr->ifa_addr->sa_family == AF_INET6) {
 			copy_size = sizeof(struct sockaddr_in6);
 		}
@@ -496,7 +496,7 @@ static int iface_comp(struct iface_struct *i1, struct iface_struct *i2)
 {
 	int r;
 
-#ifdef AF_INET6
+#if defined(HAVE_IPV6)
 	/*
 	 * If we have IPv6 - sort these interfaces lower
 	 * than any IPv4 ones.
diff --git a/source3/lib/util_sock.c b/source3/lib/util_sock.c
index eb3b35339c..c6b1311cf5 100644
--- a/source3/lib/util_sock.c
+++ b/source3/lib/util_sock.c
@@ -52,7 +52,7 @@ bool is_ipaddress(const char *str)
 {
 	int ret = -1;
 
-#if defined(AF_INET6)
+#if defined(HAVE_IPV6)
 	struct in6_addr dest6;
 
 	ret = inet_pton(AF_INET6, str, &dest6);
@@ -212,7 +212,7 @@ bool is_loopback_ip_v4(struct in_addr ip)
 
 bool is_loopback_addr(const struct sockaddr_storage *pss)
 {
-#if defined(AF_INET6)
+#if defined(HAVE_IPV6)
 	if (pss->ss_family == AF_INET) {
 		struct in6_addr *pin6 =
 			&((struct sockaddr_in6 *)pss)->sin6_addr;
@@ -243,7 +243,7 @@ bool is_zero_ip_v4(struct in_addr ip)
 
 bool is_zero_addr(const struct sockaddr_storage *pss)
 {
-#if defined(AF_INET6)
+#if defined(HAVE_IPV6)
 	if (pss->ss_family == AF_INET) {
 		struct in6_addr *pin6 =
 			&((struct sockaddr_in6 *)pss)->sin6_addr;
@@ -302,7 +302,7 @@ void in_addr_to_sockaddr_storage(struct sockaddr_storage *ss,
 	sa->sin_addr = ip;
 }
 
-#ifdef AF_INET6
+#if defined(HAVE_IPV6)
 /*******************************************************************
  Convert an IPv6 struct in_addr to a struct sockaddr_storage.
 ********************************************************************/
@@ -330,7 +330,7 @@ bool same_net(const struct sockaddr_storage *ip1,
 		return false;
 	}
 
-#ifdef AF_INET6
+#if defined(HAVE_IPV6)
 	if (ip1->ss_family == AF_INET6) {
 		struct sockaddr_in6 ip1_6 = *(struct sockaddr_in6 *)ip1;
 		struct sockaddr_in6 ip2_6 = *(struct sockaddr_in6 *)ip2;
@@ -370,7 +370,7 @@ bool addr_equal(const struct sockaddr_storage *ip1,
 		return false;
 	}
 
-#ifdef AF_INET6
+#if defined(HAVE_IPV6)
 	if (ip1->ss_family == AF_INET6) {
 		return (memcmp(&((const struct sockaddr_in6 *)ip1)->sin6_addr,
 				&((const struct sockaddr_in6 *)ip2)->sin6_addr,
@@ -392,7 +392,7 @@ bool addr_equal(const struct sockaddr_storage *ip1,
 
 bool is_address_any(const struct sockaddr_storage *psa)
 {
-#ifdef AF_INET6
+#if defined(HAVE_IPV6)
 	if (psa->ss_family == AF_INET6) {
 		struct sockaddr_in6 *si6 = (struct sockaddr_in6 *)psa;
 		if (memcmp(&in6addr_any,
@@ -494,7 +494,7 @@ static int get_socket_port(int fd)
 		return -1;
 	}
 
-#ifdef AF_INET6
+#if defined(HAVE_IPV6)
 	if (sa.ss_family == AF_INET6) {
 		return ntohs(((struct sockaddr_in6 *)&sa)->sin6_port);
 	}
diff --git a/source3/smbd/utmp.c b/source3/smbd/utmp.c
index e36e2aa042..c2908e33cc 100644
--- a/source3/smbd/utmp.c
+++ b/source3/smbd/utmp.c
@@ -525,7 +525,7 @@ static bool sys_utmp_fill(struct utmp *u,
 #if defined(HAVE_UT_UT_HOST)
 	utmp_strcpy(u->ut_host, hostname, sizeof(u->ut_host));
 #endif
-#if defined(AF_INET6) && defined(HAVE_UT_UT_ADDR_V6)
+#if defined(HAVE_IPV6) && defined(HAVE_UT_UT_ADDR_V6)
 	memset(&u->ut_addr_v6, '\0', sizeof(u->ut_addr_v6));
 	if (ip_addr_str) {
 		struct in6_addr addr;