mbed-os/features/FEATURE_CLIENT/mbed-client/source/m2mserver.cpp

291 lines
9.1 KiB
C++

/*
* 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 <cstdio>
#include "mbed-client/m2mserver.h"
#include "mbed-client/m2mconstants.h"
#include "mbed-client/m2mobject.h"
#include "mbed-client/m2mobjectinstance.h"
#include "mbed-client/m2mresource.h"
#include "mbed-client/m2mstring.h"
#define TRACE_GROUP "mClt"
#define BUFFER_SIZE 21
M2MServer::M2MServer()
: M2MObject(M2M_SERVER_ID)
{
M2MObject::create_object_instance();
_server_instance = object_instance();
if(_server_instance) {
M2MResource* res = _server_instance->create_dynamic_resource(SERVER_SHORT_SERVER_ID,
OMA_RESOURCE_TYPE,
M2MResourceInstance::INTEGER,
true);
if(res) {
res->set_operation(M2MBase::GET_PUT_ALLOWED);
}
res = _server_instance->create_dynamic_resource(SERVER_LIFETIME,
OMA_RESOURCE_TYPE,
M2MResourceInstance::INTEGER,
true);
if(res) {
res->set_operation(M2MBase::GET_PUT_POST_ALLOWED);
}
res = _server_instance->create_dynamic_resource(SERVER_NOTIFICATION_STORAGE,
OMA_RESOURCE_TYPE,
M2MResourceInstance::BOOLEAN,
true);
if(res) {
res->set_operation(M2MBase::GET_PUT_POST_ALLOWED);
}
res = _server_instance->create_dynamic_resource(SERVER_BINDING,
OMA_RESOURCE_TYPE,
M2MResourceInstance::STRING,
true);
if(res) {
res->set_operation(M2MBase::GET_PUT_POST_ALLOWED);
}
res = _server_instance->create_dynamic_resource(SERVER_REGISTRATION_UPDATE,
OMA_RESOURCE_TYPE,
M2MResourceInstance::OPAQUE,
false);
if(res) {
res->set_operation(M2MBase::POST_ALLOWED);
}
}
}
M2MServer::~M2MServer()
{
}
M2MResource* M2MServer::create_resource(ServerResource resource, uint32_t value)
{
M2MResource* res = NULL;
const char* server_id_ptr = "";
if(!is_resource_present(resource)) {
switch(resource) {
case DefaultMinPeriod:
server_id_ptr = SERVER_DEFAULT_MIN_PERIOD;
break;
case DefaultMaxPeriod:
server_id_ptr = SERVER_DEFAULT_MAX_PERIOD;
break;
case DisableTimeout:
server_id_ptr = SERVER_DISABLE_TIMEOUT;
break;
default:
break;
}
}
String server_id(server_id_ptr);
if(!server_id.empty()) {
if(_server_instance) {
res = _server_instance->create_dynamic_resource(server_id,
OMA_RESOURCE_TYPE,
M2MResourceInstance::INTEGER,
true);
if(res) {
res->set_operation(M2MBase::GET_PUT_POST_ALLOWED);
res->set_value(value);
}
}
}
return res;
}
M2MResource* M2MServer::create_resource(ServerResource resource)
{
M2MResource* res = NULL;
if(!is_resource_present(resource)) {
if(M2MServer::Disable == resource) {
if(_server_instance) {
res = _server_instance->create_dynamic_resource(SERVER_DISABLE,
OMA_RESOURCE_TYPE,
M2MResourceInstance::OPAQUE,
false);
if(res) {
res->set_operation(M2MBase::POST_ALLOWED);
}
}
}
}
return res;
}
bool M2MServer::delete_resource(ServerResource resource)
{
bool success = false;
const char* server_id_ptr;
switch(resource) {
case DefaultMinPeriod:
server_id_ptr = SERVER_DEFAULT_MIN_PERIOD;
break;
case DefaultMaxPeriod:
server_id_ptr = SERVER_DEFAULT_MAX_PERIOD;
break;
case Disable:
server_id_ptr = SERVER_DISABLE;
break;
case DisableTimeout:
server_id_ptr = SERVER_DISABLE_TIMEOUT;
break;
default:
server_id_ptr = "";
break;
}
String server_id(server_id_ptr);
if(!server_id.empty()) {
if(_server_instance) {
success = _server_instance->remove_resource(server_id);
}
}
return success;
}
bool M2MServer::set_resource_value(ServerResource resource,
const String &value)
{
bool success = false;
M2MResource* res = get_resource(resource);
if(res && (M2MServer::Binding == resource)) {
success = res->set_value((const uint8_t*)value.c_str(),(uint32_t)value.length());
}
return success;
}
bool M2MServer::set_resource_value(ServerResource resource,
uint32_t value)
{
bool success = false;
M2MResource* res = get_resource(resource);
if(res) {
if(M2MServer::ShortServerID == resource ||
M2MServer::Lifetime == resource ||
M2MServer::DefaultMinPeriod == resource ||
M2MServer::DefaultMaxPeriod == resource ||
M2MServer::DisableTimeout == resource ||
M2MServer::NotificationStorage == resource) {
// If it is any of the above resource
// set the value of the resource.
success = res->set_value(value);
}
}
return success;
}
String M2MServer::resource_value_string(ServerResource resource) const
{
String value = "";
M2MResource* res = get_resource(resource);
if(res && (M2MServer::Binding == resource)) {
value = res->get_value_string();
}
return value;
}
uint32_t M2MServer::resource_value_int(ServerResource resource) const
{
uint32_t value = 0;
M2MResource* res = get_resource(resource);
if(res) {
if(M2MServer::ShortServerID == resource ||
M2MServer::Lifetime == resource ||
M2MServer::DefaultMinPeriod == resource ||
M2MServer::DefaultMaxPeriod == resource ||
M2MServer::DisableTimeout == resource ||
M2MServer::NotificationStorage == resource) {
value = res->get_value_int();
}
}
return value;
}
bool M2MServer::is_resource_present(ServerResource resource) const
{
bool success = false;
M2MResource *res = get_resource(resource);
if(res) {
success = true;
}
return success;
}
uint16_t M2MServer::total_resource_count() const
{
uint16_t total_count = 0;
if(_server_instance) {
total_count = _server_instance->resources().size();
}
return total_count;
}
M2MResource* M2MServer::get_resource(ServerResource res) const
{
M2MResource* res_object = NULL;
const char* res_name_ptr = "";
switch(res) {
case ShortServerID:
res_name_ptr = SERVER_SHORT_SERVER_ID;
break;
case Lifetime:
res_name_ptr = SERVER_LIFETIME;
break;
case DefaultMinPeriod:
res_name_ptr = SERVER_DEFAULT_MIN_PERIOD;
break;
case DefaultMaxPeriod:
res_name_ptr = SERVER_DEFAULT_MAX_PERIOD;
break;
case Disable:
res_name_ptr = SERVER_DISABLE;
break;
case DisableTimeout:
res_name_ptr = SERVER_DISABLE_TIMEOUT;
break;
case NotificationStorage:
res_name_ptr = SERVER_NOTIFICATION_STORAGE;
break;
case Binding:
res_name_ptr = SERVER_BINDING;
break;
case RegistrationUpdate:
res_name_ptr = SERVER_REGISTRATION_UPDATE;
break;
}
const String res_name(res_name_ptr);
if(!res_name.empty()) {
if(_server_instance) {
res_object = _server_instance->resource(res_name);
}
}
return res_object;
}