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TELIT_ME310_CellularStack.h
1 /*
2  * Copyright (c) 2020, Arm Limited and affiliates.
3  * SPDX-License-Identifier: Apache-2.0
4  *
5  * Licensed under the Apache License, Version 2.0 (the "License");
6  * you may not use this file except in compliance with the License.
7  * You may obtain a copy of the License at
8  *
9  * http://www.apache.org/licenses/LICENSE-2.0
10  *
11  * Unless required by applicable law or agreed to in writing, software
12  * distributed under the License is distributed on an "AS IS" BASIS,
13  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14  * See the License for the specific language governing permissions and
15  * limitations under the License.
16  */
17 
18 #ifndef TELIT_ME310_CELLULARSTACK_H_
19 #define TELIT_ME310_CELLULARSTACK_H_
20 
21 #include "AT_CellularStack.h"
22 #include "mbed_trace.h"
23 #include "drivers/Timer.h"
24 
25 
26 namespace mbed {
27 
28 #define ME310_SOCKET_MAX 6
29 #define ME310_CONTEXT_MAX 6
30 #define ME310_CREATE_SOCKET_TIMEOUT 150000 //150 seconds
31 #define ME310_CLOSE_SOCKET_TIMEOUT 20000 // TCP socket max timeout is >10sec
32 #define ME310_MAX_RECV_SIZE 1000
33 #define ME310_MAX_SEND_SIZE 1023
34 #define ME310_SOCKET_BIND_FAIL 556
35 #define ME310_IPEASY_ACTIVATED_CONTEXT 1
36 #define ME310_IPEASY_DEACTIVATED_CONTEXT 0
37 #define CTRL_Z "\x1a"
38 #define ESC "\x1b"
39 
41 public:
42  TELIT_ME310_CellularStack(ATHandler &atHandler, int cid, nsapi_ip_stack_t stack_type, AT_CellularDevice &device);
43  virtual ~TELIT_ME310_CellularStack();
44 
45 protected: // NetworkStack
46 
47  virtual nsapi_error_t socket_listen(nsapi_socket_t handle, int backlog);
48 
50  nsapi_socket_t *handle, SocketAddress *address = 0);
51 
52  virtual nsapi_error_t socket_connect(nsapi_socket_t handle, const SocketAddress &address);
53 
54 #if defined(MBED_CONF_NSAPI_OFFLOAD_TLSSOCKET) && (MBED_CONF_NSAPI_OFFLOAD_TLSSOCKET)
55  virtual nsapi_error_t setsockopt(nsapi_socket_t handle, int level,
56  int optname, const void *optval, unsigned optlen);
57 #endif
58 
59 protected: // AT_CellularStack
60 
61  virtual int get_max_socket_count();
62 
63  virtual bool is_protocol_supported(nsapi_protocol_t protocol);
64 
65  virtual nsapi_error_t socket_close_impl(int sock_id);
66 
68 
70  const void *data, nsapi_size_t size);
71 
73  void *buffer, nsapi_size_t size);
74 
75 private:
76  // URC handler for socket data being received
77  void urc_sring();
78 
79  bool is_ipeasy_context_activated(int context_id);
80  nsapi_error_t activate_ipeasy_context(int context_id);
81  nsapi_error_t deactivate_ipeasy_context(int context_id);
82 
83  uint8_t _tls_sec_level;
84 };
85 } // namespace mbed
86 #endif /* TELIT_ME310_CELLULARSTACK_H_ */
Class AT_CellularStack.
void * nsapi_socket_t
Opaque handle for network sockets.
Definition: nsapi_types.h:207
virtual nsapi_error_t socket_close_impl(int sock_id)
Implements modem specific AT command set for socket closing.
signed int nsapi_error_t
Type used to represent error codes.
Definition: nsapi_types.h:95
virtual nsapi_error_t socket_listen(nsapi_socket_t handle, int backlog)
Listen for connections on a TCP socket.
signed int nsapi_size_or_error_t
Type used to represent either a size or error passed through sockets.
Definition: nsapi_types.h:106
virtual nsapi_error_t setsockopt(nsapi_socket_t handle, int level, int optname, const void *optval, unsigned optlen)
Set stack-specific socket options.
SocketAddress class.
Definition: SocketAddress.h:36
virtual nsapi_size_or_error_t socket_recvfrom_impl(CellularSocket *socket, SocketAddress *address, void *buffer, nsapi_size_t size)
Implements modem specific AT command set for receiving data.
Class AT_CellularDevice.
virtual nsapi_error_t create_socket_impl(CellularSocket *socket)
Implements modem specific AT command set for creating socket.
unsigned int nsapi_size_t
Type used to represent the size of data passed through sockets.
Definition: nsapi_types.h:99
virtual nsapi_error_t socket_connect(nsapi_socket_t handle, const SocketAddress &address)
Connects TCP socket to a remote host.
virtual nsapi_size_or_error_t socket_sendto_impl(CellularSocket *socket, const SocketAddress &address, const void *data, nsapi_size_t size)
Implements modem specific AT command set for sending data.
Definition: ATHandler.h:46
Class for sending AT commands and parsing AT responses.
Definition: ATHandler.h:70
virtual nsapi_error_t socket_accept(nsapi_socket_t server, nsapi_socket_t *handle, SocketAddress *address=0)
Accepts a connection on a TCP socket.
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