PUD: receiver: make uplink work with IPv6

[olsrd.git] / lib / pud / src / receiver.c

diff --git a/lib/pud/src/receiver.c b/lib/pud/src/receiver.c
index 5c02175..b6fc5e7 100644 (file)
--- a/lib/pud/src/receiver.c
+++ b/lib/pud/src/receiver.c
@@ -183,11 +183,14 @@ static void txToAllOlsrInterfaces(TimedTxInterface interfaces) {
                int fd = getDownlinkSocketFd();
                if (fd != -1) {
                        union olsr_sockaddr * uplink_addr = getUplinkAddr();
+                       struct sockaddr * addr;
+                       socklen_t addrSize;
 
                        UplinkMessage * cl_uplink = (UplinkMessage *) &txBuffer[txBufferBytesUsed];
                        UplinkClusterLeader * cl = &cl_uplink->msg.clusterLeader;
                        union olsr_ip_addr * cl_originator = getClusterLeaderOriginator(olsr_cnf->ip_version, cl);
                        union olsr_ip_addr * cl_clusterLeader = getClusterLeaderClusterLeader(olsr_cnf->ip_version, cl);
+
                        unsigned int cl_size =
                                        sizeof(UplinkClusterLeader) - sizeof(cl->leader)
                                                        + ((olsr_cnf->ip_version == AF_INET) ? sizeof(cl->leader.v4) :
@@ -196,6 +199,14 @@ static void txToAllOlsrInterfaces(TimedTxInterface interfaces) {
                        unsigned long long uplinkUpdateInterval =
                                        (externalState == MOVEMENT_STATE_STATIONARY) ? getUplinkUpdateIntervalStationary() : getUplinkUpdateIntervalMoving();
 
+                       if (uplink_addr->in.sa_family == AF_INET) {
+                               addr = (struct sockaddr *)&uplink_addr->in4;
+                               addrSize = sizeof(struct sockaddr_in);
+                       } else {
+                               addr = (struct sockaddr *)&uplink_addr->in6;
+                               addrSize = sizeof(struct sockaddr_in6);
+                       }
+
                        /*
                         * position update message (pu)
                         */
@@ -236,8 +247,7 @@ static void txToAllOlsrInterfaces(TimedTxInterface interfaces) {
                        txBufferBytesUsed += cl_size;
 
                        errno = 0;
-                       if (sendto(fd, &txBuffer, txBufferBytesUsed, 0, (struct sockaddr *) &uplink_addr->in,
-                                       sizeof(uplink_addr->in)) < 0) {
+                       if (sendto(fd, &txBuffer, txBufferBytesUsed, 0, addr, addrSize) < 0) {
                                pudError(true, "Could not send to uplink (size=%u)", txBufferBytesUsed);
                        }
                }