QUECTEL_BC95_CellularStack.h

00001 /*
00002  * Copyright (c) 2017, Arm Limited and affiliates.
00003  * SPDX-License-Identifier: Apache-2.0
00004  *
00005  * Licensed under the Apache License, Version 2.0 (the "License");
00006  * you may not use this file except in compliance with the License.
00007  * You may obtain a copy of the License at
00008  *
00009  *     http://www.apache.org/licenses/LICENSE-2.0
00010  *
00011  * Unless required by applicable law or agreed to in writing, software
00012  * distributed under the License is distributed on an "AS IS" BASIS,
00013  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
00014  * See the License for the specific language governing permissions and
00015  * limitations under the License.
00016  */
00017 
00018 #ifndef QUECTEL_BC95_CELLULARSTACK_H_
00019 #define QUECTEL_BC95_CELLULARSTACK_H_
00020 
00021 #include "AT_CellularStack.h"
00022 
00023 #define BC95_SOCKET_MAX 7
00024 
00025 namespace mbed {
00026 
00027 class QUECTEL_BC95_CellularStack : public AT_CellularStack {
00028 public:
00029     QUECTEL_BC95_CellularStack(ATHandler &atHandler, int cid, nsapi_ip_stack_t stack_type, AT_CellularDevice &device);
00030     virtual ~QUECTEL_BC95_CellularStack();
00031 
00032 protected: // NetworkStack
00033 
00034     virtual nsapi_error_t socket_listen(nsapi_socket_t handle, int backlog);
00035 
00036     virtual nsapi_error_t socket_accept(nsapi_socket_t server,
00037                                         nsapi_socket_t *handle, SocketAddress *address = 0);
00038 
00039     virtual nsapi_error_t socket_connect(nsapi_socket_t handle, const SocketAddress &address);
00040 
00041 protected: // AT_CellularStack
00042 
00043     virtual int get_max_socket_count();
00044 
00045     virtual bool is_protocol_supported(nsapi_protocol_t protocol);
00046 
00047     virtual nsapi_error_t socket_close_impl(int sock_id);
00048 
00049     virtual nsapi_error_t create_socket_impl(CellularSocket *socket);
00050 
00051     virtual nsapi_size_or_error_t socket_sendto_impl(CellularSocket *socket, const SocketAddress &address,
00052                                                      const void *data, nsapi_size_t size);
00053 
00054     virtual nsapi_size_or_error_t socket_recvfrom_impl(CellularSocket *socket, SocketAddress *address,
00055                                                        void *buffer, nsapi_size_t size);
00056 
00057 private:
00058     // URC handlers
00059     void urc_nsonmi();
00060     void urc_nsocli();
00061 
00062     events::EventQueue *_event_queue;
00063     int _txfull_event_id;
00064     void txfull_event_timeout();
00065 };
00066 } // namespace mbed
00067 #endif /* QUECTEL_BC95_CELLULARSTACK_H_ */