mirror of https://github.com/ARMmbed/mbed-os.git
110 lines
4.1 KiB
C++
110 lines
4.1 KiB
C++
/*
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* Copyright (c) 2017, Arm Limited and affiliates.
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* SPDX-License-Identifier: Apache-2.0
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef QUECTEL_BG96_CELLULARSTACK_H_
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#define QUECTEL_BG96_CELLULARSTACK_H_
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#include "AT_CellularStack.h"
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namespace mbed {
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#define BG96_CREATE_SOCKET_TIMEOUT 150s
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#define BG96_CLOSE_SOCKET_TIMEOUT 20s // TCP socket max timeout is >10sec
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#define BG96_MAX_RECV_SIZE 1500
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#define BG96_MAX_SEND_SIZE 1460
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#define BG96_SOCKET_BIND_FAIL 556
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typedef enum {
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URC_RECV,
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URC_CLOSED,
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} urc_type_t;
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class QUECTEL_BG96_CellularStack : public AT_CellularStack {
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public:
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QUECTEL_BG96_CellularStack(ATHandler &atHandler, int cid, nsapi_ip_stack_t stack_type, AT_CellularDevice &device);
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virtual ~QUECTEL_BG96_CellularStack();
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protected: // NetworkStack
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virtual nsapi_error_t socket_listen(nsapi_socket_t handle, int backlog);
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virtual nsapi_error_t socket_accept(nsapi_socket_t server,
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nsapi_socket_t *handle, SocketAddress *address = 0);
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virtual nsapi_error_t socket_connect(nsapi_socket_t handle, const SocketAddress &address);
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#ifdef MBED_CONF_CELLULAR_OFFLOAD_DNS_QUERIES
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virtual nsapi_error_t gethostbyname(const char *host, SocketAddress *address, nsapi_version_t version, const char *interface_name);
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virtual nsapi_value_or_error_t gethostbyname_async(const char *host, hostbyname_cb_t callback, nsapi_version_t version = NSAPI_UNSPEC,
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const char *interface_name = NULL);
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virtual nsapi_error_t gethostbyname_async_cancel(int id);
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#endif
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#if defined(MBED_CONF_NSAPI_OFFLOAD_TLSSOCKET) && (MBED_CONF_NSAPI_OFFLOAD_TLSSOCKET)
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virtual nsapi_error_t setsockopt(nsapi_socket_t handle, int level,
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int optname, const void *optval, unsigned optlen);
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#endif
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protected: // AT_CellularStack
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virtual nsapi_error_t socket_close_impl(int sock_id);
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virtual nsapi_error_t create_socket_impl(CellularSocket *socket);
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virtual nsapi_size_or_error_t socket_sendto_impl(CellularSocket *socket, const SocketAddress &address,
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const void *data, nsapi_size_t size);
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virtual nsapi_size_or_error_t socket_recvfrom_impl(CellularSocket *socket, SocketAddress *address,
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void *buffer, nsapi_size_t size);
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private:
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// URC handler
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void urc_qiurc(urc_type_t urc_type);
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// URC handler for socket data being received
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void urc_qiurc_recv();
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// URC handler for socket being closed
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void urc_qiurc_closed();
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void handle_open_socket_response(int &modem_connect_id, int &err, bool tlssocket);
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#if defined(MBED_CONF_NSAPI_OFFLOAD_TLSSOCKET) && (MBED_CONF_NSAPI_OFFLOAD_TLSSOCKET)
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nsapi_error_t set_to_modem_impl(const char *filename, const char *config, const char *data, size_t size);
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#endif
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#ifdef MBED_CONF_CELLULAR_OFFLOAD_DNS_QUERIES
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// URC handler for DNS query
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void urc_qiurc_dnsgip();
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// read DNS query result
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bool read_dnsgip(SocketAddress &address, nsapi_version_t _dns_version);
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hostbyname_cb_t _dns_callback;
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nsapi_version_t _dns_version;
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#endif
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uint8_t _tls_sec_level;
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/** Convert IP address to dotted string representation
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*
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* BG96 requires consecutive zeros so can't use get_ip_address or ip6tos directly.
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*
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* @param ip address
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* @param dot buffer with size NSAPI_IPv6, where address is written zero terminated
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*/
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void ip2dot(const SocketAddress &ip, char *dot);
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};
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} // namespace mbed
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#endif /* QUECTEL_BG96_CELLULARSTACK_H_ */
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