int NanostackInterface::socket_connect(void *handle, const SocketAddress &addr)
{
// Validate parameters
NanostackSocket * socket = static_cast<NanostackSocket *>(handle);
if (NULL == handle) {
MBED_ASSERT(false);
return NSAPI_ERROR_NO_SOCKET;
}
nanostack_lock();
int ret;
ns_address_t ns_addr;
int random_port = socket->is_bound() ? 0 : 1;
convert_mbed_addr_to_ns(&ns_addr, &addr);
if (0 == ::socket_connect(socket->socket_id, &ns_addr, random_port)) {
socket->set_connecting(&ns_addr);
ret = 0;
} else {
ret = NSAPI_ERROR_DEVICE_ERROR;
}
nanostack_unlock();
tr_debug("socket_connect(socket=%p) sock_id=%d, ret=%i", socket, socket->socket_id, ret);
return ret;
}
int NanostackInterface::socket_sendto(void *handle, const SocketAddress &address, const void *data, unsigned int size)
{
// Validate parameters
NanostackSocket * socket = static_cast<NanostackSocket *>(handle);
if (NULL == handle) {
MBED_ASSERT(false);
return NSAPI_ERROR_NO_SOCKET;
}
nanostack_lock();
int ret;
if (socket->closed()) {
ret = NSAPI_ERROR_NO_CONNECTION;
} else if (NANOSTACK_SOCKET_TCP == socket->proto) {
tr_error("socket_sendto() not supported with SOCKET_STREAM!");
ret = NSAPI_ERROR_UNSUPPORTED;
} else {
ns_address_t ns_address;
convert_mbed_addr_to_ns(&ns_address, &address);
if (!socket->is_bound()) {
socket->set_bound();
}
int8_t send_to_status = ::socket_sendto(socket->socket_id, &ns_address,
(uint8_t *)data, size);
/*
* \return 0 on success.
* \return -1 invalid socket id.
* \return -2 Socket memory allocation fail.
* \return -3 TCP state not established.
* \return -4 Socket tx process busy.
* \return -5 TLS authentication not ready.
* \return -6 Packet too short.
* */
if (-4 == send_to_status) {
ret = NSAPI_ERROR_WOULD_BLOCK;
} else if (0 != send_to_status) {
tr_error("socket_sendto: error=%d", send_to_status);
ret = NSAPI_ERROR_DEVICE_ERROR;
} else {
ret = size;
}
}
nanostack_unlock();
tr_debug("socket_sendto(socket=%p) sock_id=%d, ret=%i", socket, socket->socket_id, ret);
return ret;
}