otError Joiner::TryNextJoin()
{
ThreadNetif & netif = GetNetif();
otError error = OT_ERROR_NOT_FOUND;
JoinerRouter *joinerRouter = &mJoinerRouters[0];
for (size_t i = 1; i < OPENTHREAD_CONFIG_MAX_JOINER_ROUTER_ENTRIES; i++)
{
if (mJoinerRouters[i].mPriority > joinerRouter->mPriority)
{
joinerRouter = &mJoinerRouters[i];
}
}
if (joinerRouter->mPriority > 0)
{
Ip6::SockAddr sockaddr;
joinerRouter->mPriority = 0;
netif.GetMac().SetPanId(joinerRouter->mPanId);
netif.GetMac().SetPanChannel(joinerRouter->mChannel);
netif.GetIp6Filter().AddUnsecurePort(OPENTHREAD_CONFIG_JOINER_UDP_PORT);
sockaddr.GetAddress().mFields.m16[0] = HostSwap16(0xfe80);
sockaddr.GetAddress().SetIid(joinerRouter->mExtAddr);
sockaddr.mPort = joinerRouter->mJoinerUdpPort;
sockaddr.mScopeId = OT_NETIF_INTERFACE_ID_THREAD;
netif.GetCoapSecure().Connect(sockaddr, Joiner::HandleSecureCoapClientConnect, this);
mState = OT_JOINER_STATE_CONNECT;
error = OT_ERROR_NONE;
}
else
{
otLogDebgMeshCoP("No joinable networks remaining to try");
}
return error;
}
otError Dtls::Connect(const Ip6::SockAddr &aSockAddr)
{
otError error;
VerifyOrExit(mState == kStateOpen, error = OT_ERROR_INVALID_STATE);
memcpy(&mPeerAddress.mPeerAddr, &aSockAddr.mAddress, sizeof(mPeerAddress.mPeerAddr));
mPeerAddress.mPeerPort = aSockAddr.mPort;
if (aSockAddr.GetAddress().IsLinkLocal() || aSockAddr.GetAddress().IsMulticast())
{
mPeerAddress.mInterfaceId = aSockAddr.mScopeId;
}
else
{
mPeerAddress.mInterfaceId = 0;
}
error = Setup(true);
exit:
return error;
}