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mbed client lightswitch demo
Dependencies: mbed Socket lwip-eth lwip-sys lwip
Fork of mbed-client-classic-example-lwip by
mbed-client/source/m2msecurity.cpp
- Committer:
- mbedAustin
- Date:
- 2016-06-09
- Revision:
- 11:cada08fc8a70
File content as of revision 11:cada08fc8a70:
/* * 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/m2msecurity.h" #include "mbed-client/m2mconstants.h" #include "mbed-client/m2mobject.h" #include "mbed-client/m2mobjectinstance.h" #include "mbed-client/m2mresource.h" M2MSecurity::M2MSecurity(ServerType ser_type) : M2MObject(M2M_SECURITY_ID), _server_type(ser_type), _server_instance(NULL) { _server_instance = M2MObject::create_object_instance(); if(_server_instance) { M2MResource* res = _server_instance->create_dynamic_resource(SECURITY_M2M_SERVER_URI, OMA_RESOURCE_TYPE, M2MResourceInstance::STRING, false); if(res) { res->set_operation(M2MBase::NOT_ALLOWED); } res = _server_instance->create_dynamic_resource(SECURITY_BOOTSTRAP_SERVER, OMA_RESOURCE_TYPE, M2MResourceInstance::BOOLEAN, false); if(res) { res->set_operation(M2MBase::NOT_ALLOWED); } res = _server_instance->create_dynamic_resource(SECURITY_SECURITY_MODE, OMA_RESOURCE_TYPE, M2MResourceInstance::INTEGER, false); if(res) { res->set_operation(M2MBase::NOT_ALLOWED); } res = _server_instance->create_dynamic_resource(SECURITY_PUBLIC_KEY, OMA_RESOURCE_TYPE, M2MResourceInstance::OPAQUE, false); if(res) { res->set_operation(M2MBase::NOT_ALLOWED); } res = _server_instance->create_dynamic_resource(SECURITY_SERVER_PUBLIC_KEY, OMA_RESOURCE_TYPE, M2MResourceInstance::OPAQUE, false); if(res) { res->set_operation(M2MBase::NOT_ALLOWED); } res = _server_instance->create_dynamic_resource(SECURITY_SECRET_KEY, OMA_RESOURCE_TYPE, M2MResourceInstance::OPAQUE, false); if(res) { res->set_operation(M2MBase::NOT_ALLOWED); } if(M2MSecurity::M2MServer == ser_type) { res = _server_instance->create_dynamic_resource(SECURITY_SHORT_SERVER_ID, OMA_RESOURCE_TYPE, M2MResourceInstance::INTEGER, false); if(res) { res->set_operation(M2MBase::NOT_ALLOWED); } } } } M2MSecurity::~M2MSecurity() { _server_instance = NULL; } M2MResource* M2MSecurity::create_resource(SecurityResource resource, uint32_t value) { M2MResource* res = NULL; String security_id = ""; if(!is_resource_present(resource)) { switch(resource) { case SMSSecurityMode: security_id = SECURITY_SMS_SECURITY_MODE; break; case M2MServerSMSNumber: security_id = SECURITY_M2M_SERVER_SMS_NUMBER; break; case ShortServerID: security_id = SECURITY_SHORT_SERVER_ID; break; case ClientHoldOffTime: security_id = SECURITY_CLIENT_HOLD_OFF_TIME; break; default: break; } } if(!security_id.empty()) { if(_server_instance) { res = _server_instance->create_dynamic_resource(security_id,OMA_RESOURCE_TYPE, M2MResourceInstance::INTEGER, false); if(res) { char *buffer = (char*)malloc(20); if(buffer) { int size = snprintf(buffer, 20,"%ld",(long int)value); res->set_operation(M2MBase::NOT_ALLOWED); res->set_value((const uint8_t*)buffer, (uint32_t)size); free(buffer); } } } } return res; } bool M2MSecurity::delete_resource(SecurityResource resource) { bool success = false; String security_id = ""; switch(resource) { case SMSSecurityMode: security_id = SECURITY_SMS_SECURITY_MODE; break; case M2MServerSMSNumber: security_id = SECURITY_M2M_SERVER_SMS_NUMBER; break; case ShortServerID: if(M2MSecurity::Bootstrap == _server_type) { security_id = SECURITY_SHORT_SERVER_ID; } break; case ClientHoldOffTime: security_id = SECURITY_CLIENT_HOLD_OFF_TIME; break; default: // Others are mandatory resources hence cannot be deleted. break; } if(!security_id.empty()) { if(_server_instance) { success = _server_instance->remove_resource(security_id); } } return success; } bool M2MSecurity::set_resource_value(SecurityResource resource, const String &value) { bool success = false; if(M2MSecurity::M2MServerUri == resource) { M2MResource* res = get_resource(resource); if(res) { success = res->set_value((const uint8_t*)value.c_str(),(uint32_t)value.length()); } } return success; } bool M2MSecurity::set_resource_value(SecurityResource resource, uint32_t value) { bool success = false; M2MResource* res = get_resource(resource); if(res) { if(M2MSecurity::SecurityMode == resource || M2MSecurity::SMSSecurityMode == resource || M2MSecurity::M2MServerSMSNumber == resource || M2MSecurity::ShortServerID == resource || M2MSecurity::ClientHoldOffTime == resource) { // If it is any of the above resource // set the value of the resource. char *buffer = (char*)malloc(20); if(buffer) { int size = snprintf(buffer, 20,"%ld",(long int)value); success = res->set_value((const uint8_t*)buffer, (uint32_t)size); free(buffer); } } } return success; } bool M2MSecurity::set_resource_value(SecurityResource resource, const uint8_t *value, const uint16_t length) { bool success = false; M2MResource* res = get_resource(resource); if(res) { if(M2MSecurity::PublicKey == resource || M2MSecurity::ServerPublicKey == resource || M2MSecurity::Secretkey == resource) { success = res->set_value(value,length); } } return success; } String M2MSecurity::resource_value_string(SecurityResource resource) const { String value = ""; M2MResource* res = get_resource(resource); if(res) { if(M2MSecurity::M2MServerUri == resource) { uint8_t* buffer = NULL; uint32_t length = 0; res->get_value(buffer,length); char *char_buffer = (char*)malloc(length+1); if(char_buffer) { memset(char_buffer,0,length+1); if(buffer) { memcpy(char_buffer,(char*)buffer,length); } String s_name(char_buffer); value = s_name; free(char_buffer); } if(buffer) { free(buffer); } } } return value; } uint32_t M2MSecurity::resource_value_buffer(SecurityResource resource, uint8_t *&data) const { uint32_t size = 0; M2MResource* res = get_resource(resource); if(res) { if(M2MSecurity::PublicKey == resource || M2MSecurity::ServerPublicKey == resource || M2MSecurity::Secretkey == resource) { res->get_value(data,size); } } return size; } uint32_t M2MSecurity::resource_value_int(SecurityResource resource) const { uint32_t value = 0; M2MResource* res = get_resource(resource); if(res) { if(M2MSecurity::SecurityMode == resource || M2MSecurity::SMSSecurityMode == resource || M2MSecurity::M2MServerSMSNumber == resource || M2MSecurity::ShortServerID == resource || M2MSecurity::ClientHoldOffTime == resource) { // Get the value and convert it into integer uint8_t* buffer = NULL; uint32_t length = 0; res->get_value(buffer,length); if(buffer) { value = atoi((const char*)buffer); free(buffer); } } } return value; } bool M2MSecurity::is_resource_present(SecurityResource resource) const { bool success = false; M2MResource *res = get_resource(resource); if(res) { success = true; } return success; } uint16_t M2MSecurity::total_resource_count() const { uint16_t count = 0; if(_server_instance) { count = _server_instance->resources().size(); } return count; } M2MSecurity::ServerType M2MSecurity::server_type() const { return _server_type; } M2MResource* M2MSecurity::get_resource(SecurityResource res) const { M2MResource* res_object = NULL; if(_server_instance) { String res_name = ""; switch(res) { case M2MServerUri: res_name = SECURITY_M2M_SERVER_URI; break; case BootstrapServer: res_name = SECURITY_BOOTSTRAP_SERVER; break; case SecurityMode: res_name = SECURITY_SECURITY_MODE; break; case PublicKey: res_name = SECURITY_PUBLIC_KEY; break; case ServerPublicKey: res_name = SECURITY_SERVER_PUBLIC_KEY; break; case Secretkey: res_name = SECURITY_SECRET_KEY; break; case SMSSecurityMode: res_name = SECURITY_SMS_SECURITY_MODE; break; case SMSBindingKey: res_name = SECURITY_SMS_BINDING_KEY; break; case SMSBindingSecretKey: res_name = SECURITY_SMS_BINDING_SECRET_KEY; break; case M2MServerSMSNumber: res_name = SECURITY_M2M_SERVER_SMS_NUMBER; break; case ShortServerID: res_name = SECURITY_SHORT_SERVER_ID; break; case ClientHoldOffTime: res_name = SECURITY_CLIENT_HOLD_OFF_TIME; break; } res_object = _server_instance->resource(res_name); } return res_object; }