Import Mbed OS hard-float snapshot

connectivity/drivers/cellular/QUECTEL/M26/QUECTEL_M26_CellularStack.h

@@ -0,0 +1,79 @@
+/*
+ * 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 QUECTEL_M26_CELLULARSTACK_H_
+#define QUECTEL_M26_CELLULARSTACK_H_
+
+#include "AT_CellularStack.h"
+
+using namespace std::chrono_literals;
+
+namespace mbed {
+
+#define M26_CREATE_SOCKET_TIMEOUT 75s
+#define M26_SENT_BYTE_MAX 1460
+#define M26_RECV_BYTE_MAX 1024
+
+class QUECTEL_M26_CellularStack : public AT_CellularStack {
+public:
+    QUECTEL_M26_CellularStack(ATHandler &atHandler, int cid, nsapi_ip_stack_t stack_type, AT_CellularDevice &device);
+    virtual ~QUECTEL_M26_CellularStack();
+
+    /** Initialize
+     *  Must be called immediately after constructor to initialize IP stack on the modem.
+     *  @return NSAPI_ERROR_OK on success
+     */
+    nsapi_error_t socket_stack_init();
+
+protected: // NetworkStack
+
+    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);
+
+    virtual nsapi_error_t socket_bind(nsapi_socket_t handle, const SocketAddress &address);
+
+    virtual nsapi_error_t socket_connect(nsapi_socket_t handle, const SocketAddress &address);
+
+protected: // AT_CellularStack
+
+    virtual nsapi_error_t socket_close_impl(int sock_id);
+
+    virtual nsapi_error_t create_socket_impl(CellularSocket *socket);
+
+    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);
+
+private:
+    // URC handlers
+    void urc_qiurc();
+    void socket_closed(int sock_id);
+    void socket_closed_0();
+    void socket_closed_1();
+    void socket_closed_2();
+    void socket_closed_3();
+    void socket_closed_4();
+    void socket_closed_5();
+
+    void handle_open_socket_response(int &modem_connect_id, int &err);
+};
+} // namespace mbed
+#endif /* QUECTEL_M26_CELLULARSTACK_H_ */