Import Mbed OS hard-float snapshot

connectivity/drivers/cellular/RiotMicro/AT/RM1000_AT_CellularStack.h

@@ -0,0 +1,92 @@
+/*
+ * 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_ */