mbed-os/connectivity/drivers/cellular/RiotMicro/AT/RM1000_AT_CellularStack.h

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3.1 KiB
C++

/*
* Copyright (c) 2018, Arm Limited and affiliates.
* SPDX-License-Identifier: Apache-2.0
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef RM1000_AT_CELLULARSTACK_H_
#define RM1000_AT_CELLULARSTACK_H_
#include <chrono>
#include "AT_CellularStack.h"
#include "CellularUtil.h"
#include "mbed_wait_api.h"
#include "drivers/Timer.h"
using namespace std::chrono;
namespace mbed {
class RM1000_AT_CellularStack : public AT_CellularStack {
public:
RM1000_AT_CellularStack(ATHandler &atHandler, int cid, nsapi_ip_stack_t stack_type, AT_CellularDevice &device);
virtual ~RM1000_AT_CellularStack();
virtual nsapi_error_t gethostbyname(const char *host,
SocketAddress *address, nsapi_version_t version = NSAPI_UNSPEC, const char *interface_name = NULL);
protected:
virtual nsapi_error_t socket_listen(nsapi_socket_t handle, int backlog);
virtual nsapi_error_t socket_accept(nsapi_socket_t server,
nsapi_socket_t *handle, SocketAddress *address = 0);
protected: // AT_CellularStack
/** The profile to use (on board the modem).
*/
#define PROFILE "0"
/** Socket "unused" value.
*/
static const int SOCKET_UNUSED = -1;
/** Socket timeout value in milliseconds.
* Note: the sockets layer above will retry the
* call to the functions here when they return NSAPI_ERROR_WOULD_BLOCK
* and the user has set a larger timeout or full blocking.
*/
static constexpr seconds SOCKET_TIMEOUT = 1s;
/** The maximum number of bytes in a packet that can be write/read from
* the AT interface in one go.
*/
static const int RM1000_MAX_PACKET_SIZE = 1024;
virtual nsapi_error_t create_socket_impl(CellularSocket *socket);
virtual nsapi_error_t socket_connect(nsapi_socket_t handle, const SocketAddress &address);
virtual nsapi_size_or_error_t socket_sendto_impl(CellularSocket *socket, const SocketAddress &address,
const void *data, nsapi_size_t size);
virtual nsapi_size_or_error_t socket_recvfrom_impl(CellularSocket *socket, SocketAddress *address,
void *buffer, nsapi_size_t size);
virtual nsapi_error_t socket_close_impl(int sock_id);
private:
// URC handlers
void RUSORCV_URC();
void RUSOCL_URC();
/** Clear out the storage for a socket.
*
* @param id Cellular Socket.
* @return None
*/
void clear_socket(CellularSocket *socket);
};
} // namespace mbed
#endif /* RM1000_AT_CELLULARSTACK_H_ */