Cellular: Updated target SARA4_PPP to use new CellularContext class.

Author: Teppo Järvelin

features/cellular/framework/targets/MultiTech/DragonflyNano/PPP/SARA4_PPP.cpp

@@ -18,6 +18,7 @@
 #include "SARA4_PPP.h"
 #include "SARA4_PPP_CellularNetwork.h"
 #include "SARA4_PPP_CellularPower.h"
+#include "SARA4_PPP_CellularContext.h"
 
 using namespace mbed;
 using namespace events;
@@ -47,3 +48,7 @@ AT_CellularPower *SARA4_PPP::open_power_impl(ATHandler &at)
     return new SARA4_PPP_CellularPower(at);
 }
 
+AT_CellularContext *SARA4_PPP::create_context_impl(ATHandler &at, const char *apn)
+{
+    return new SARA4_PPP_CellularContext(at, this, apn);
+}

features/cellular/framework/targets/MultiTech/DragonflyNano/PPP/SARA4_PPP.h

@@ -31,6 +31,7 @@ class SARA4_PPP : public AT_CellularDevice {
 public: // CellularDevice
     virtual AT_CellularNetwork *open_network_impl(ATHandler &at);
     virtual AT_CellularPower *open_power_impl(ATHandler &at);
+    virtual AT_CellularContext *create_context_impl(ATHandler &at, const char *apn);
 };
 
 } // namespace mbed

features/cellular/framework/targets/MultiTech/DragonflyNano/PPP/SARA4_PPP_CellularContext.cpp

@@ -0,0 +1,35 @@
+/*
+ * 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.
+ */
+#include "SARA4_PPP_CellularContext.h"
+
+namespace mbed {
+
+SARA4_PPP_CellularContext::SARA4_PPP_CellularContext(ATHandler &at, CellularDevice *device, const char *apn) :
+        AT_CellularContext(at, device, apn)
+{
+}
+
+SARA4_PPP_CellularContext::~SARA4_PPP_CellularContext()
+{
+}
+
+bool SARA4_PPP_CellularContext::stack_type_supported(nsapi_ip_stack_t requested_stack)
+{
+    return requested_stack == IPV4_STACK ? true : false;
+}
+
+} /* namespace mbed */

features/cellular/framework/targets/MultiTech/DragonflyNano/PPP/SARA4_PPP_CellularContext.h

@@ -0,0 +1,35 @@
+/*
+ * 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 SARA4_PPP_CELLULARCONTEXT_H_
+#define SARA4_PPP_CELLULARCONTEXT_H_
+
+#include "AT_CellularContext.h"
+
+namespace mbed {
+
+class SARA4_PPP_CellularContext: public AT_CellularContext {
+public:
+    SARA4_PPP_CellularContext(ATHandler &at, CellularDevice *device, const char *apn);
+    virtual ~SARA4_PPP_CellularContext();
+
+protected:
+    virtual bool stack_type_supported(nsapi_ip_stack_t requested_stack);
+};
+
+} /* namespace mbed */
+
+#endif // SARA4_PPP_CELLULARCONTEXT_H_

features/cellular/framework/targets/MultiTech/DragonflyNano/PPP/SARA4_PPP_CellularNetwork.cpp

@@ -27,11 +27,6 @@ SARA4_PPP_CellularNetwork::~SARA4_PPP_CellularNetwork()
 {
 }
 
-bool SARA4_PPP_CellularNetwork::get_modem_stack_type(nsapi_ip_stack_t requested_stack)
-{
-    return requested_stack == IPV4_STACK ? true : false;
-}
-
 AT_CellularNetwork::RegistrationMode SARA4_PPP_CellularNetwork::has_registration(RegistrationType reg_type)
 {
     return (reg_type == C_REG || reg_type == C_GREG) ? RegistrationModeLAC : RegistrationModeDisable;

features/cellular/framework/targets/MultiTech/DragonflyNano/PPP/SARA4_PPP_CellularNetwork.h

@@ -28,8 +28,6 @@ class SARA4_PPP_CellularNetwork : public AT_CellularNetwork {
     virtual ~SARA4_PPP_CellularNetwork();
 
 protected:
-    virtual bool get_modem_stack_type(nsapi_ip_stack_t requested_stack);
-
     virtual RegistrationMode has_registration(RegistrationType rat);
 
     virtual nsapi_error_t set_access_technology_impl(RadioAccessTechnology opRat);