Diff: mbed-client/source/nsdlaccesshelper.cpp

Revision:

0:06ee5f8a484a

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mbed-client/source/nsdlaccesshelper.cpp	Sat Mar 18 22:37:16 2017 +0000
@@ -0,0 +1,138 @@
+/*
+ * Copyright (c) 2015 ARM Limited. All rights reserved.
+ * 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 "include/nsdlaccesshelper.h"
+#include "include/m2mnsdlinterface.h"
+
+#include <stdlib.h>
+
+M2MNsdlInterfaceList __nsdl_interface_list;
+
+// callback function for NSDL library to call into
+
+M2MConnectionHandler *__connection_handler = NULL;
+
+
+uint8_t __nsdl_c_callback(struct nsdl_s *nsdl_handle,
+                          sn_coap_hdr_s *received_coap_ptr,
+                          sn_nsdl_addr_s *address,
+                          sn_nsdl_capab_e nsdl_capab)
+{
+    uint8_t status = 0;
+    M2MNsdlInterface  *interface = get_interface(nsdl_handle);
+    if(interface) {
+        status = interface->resource_callback(nsdl_handle,received_coap_ptr,
+                                                     address, nsdl_capab);
+        // Payload freeing must be done in app level if blockwise message
+        if (received_coap_ptr->coap_status == COAP_STATUS_PARSER_BLOCKWISE_MSG_RECEIVED) {
+            free(received_coap_ptr->payload_ptr);
+            received_coap_ptr->payload_ptr = NULL;
+        }
+    }
+    return status;
+}
+
+void* __nsdl_c_memory_alloc(uint16_t size)
+{
+    if(size)
+        return malloc(size);
+    else
+        return 0;
+}
+
+void __nsdl_c_memory_free(void *ptr)
+{
+    if(ptr)
+        free(ptr);
+}
+
+uint8_t __nsdl_c_send_to_server(struct nsdl_s * nsdl_handle,
+                                sn_nsdl_capab_e protocol,
+                                uint8_t *data_ptr,
+                                uint16_t data_len,
+                                sn_nsdl_addr_s *address_ptr)
+{
+    uint8_t status = 0;
+    M2MNsdlInterface  *interface = get_interface(nsdl_handle);
+    if(interface) {
+        status = interface->send_to_server_callback(nsdl_handle,
+                                                           protocol, data_ptr,
+                                                           data_len, address_ptr);
+    }
+    return status;
+}
+
+uint8_t __nsdl_c_received_from_server(struct nsdl_s * nsdl_handle,
+                                      sn_coap_hdr_s *coap_header,
+                                      sn_nsdl_addr_s *address_ptr)
+{
+    uint8_t status = 0;
+    M2MNsdlInterface  *interface = get_interface(nsdl_handle);
+    if(interface) {
+        status = interface->received_from_server_callback(nsdl_handle,
+                                                                 coap_header,
+                                                                 address_ptr);
+        // Payload freeing must be done in app level if blockwise message
+        if (coap_header &&
+                coap_header->options_list_ptr &&
+                coap_header->options_list_ptr->block1 != -1) {
+            free(coap_header->payload_ptr);
+            coap_header->payload_ptr = NULL;
+        }
+    }
+    return status;
+}
+
+void* __socket_malloc( void * context, size_t size)
+{
+    (void) context;
+    return malloc(size);
+}
+
+void __socket_free(void * context, void * ptr)
+{
+    (void) context;
+    free(ptr);
+}
+
+M2MNsdlInterface* get_interface(struct nsdl_s* nsdl_handle)
+{
+    M2MNsdlInterfaceList::const_iterator it;
+    it = __nsdl_interface_list.begin();
+    M2MNsdlInterface* obj = NULL;
+    if (nsdl_handle) {
+        for (; it!=__nsdl_interface_list.end(); it++) {
+            if ((*it)->get_nsdl_handle() == nsdl_handle) {
+                obj = *it;
+                break;
+            }
+        }
+    }
+    return obj;
+}
+
+void __mutex_claim()
+{
+    if(__connection_handler) {
+        __connection_handler->claim_mutex();
+    }
+}
+
+void __mutex_release()
+{
+    if(__connection_handler) {
+        __connection_handler->release_mutex();
+    }
+}