Doug Anson / mbedConnectorInterfaceWithDM

mbed Connector Interface simplification API on top of mbed-client

Fork of mbedConnectorInterfaceV3 by Doug Anson

NOTE:

This repo has been replaced with https://github.com/ARMmbed/mbedConnectorInterface. No further updates will occur with this repo. Please use the github repo instead. Thanks!

source/DataWrapper.cpp@0:1f1f55e73248, 2016-02-19 (annotated)

Committer:
ansond
Date:
Fri Feb 19 17:32:14 2016 +0000
Revision:
0:1f1f55e73248
Child:
33:1d0b855df5a5
initial checkin

Who changed what in which revision?

UserRevisionLine numberNew contents of line
ansond 0:1f1f55e73248 1 /**
ansond 0:1f1f55e73248 2 * @file DataWrapper.cpp
ansond 0:1f1f55e73248 3 * @brief mbed CoAP Endpoint Resource Data Wrapper
ansond 0:1f1f55e73248 4 * @author Doug Anson
ansond 0:1f1f55e73248 5 * @version 1.0
ansond 0:1f1f55e73248 6 * @see
ansond 0:1f1f55e73248 7 *
ansond 0:1f1f55e73248 8 * Copyright (c) 2014
ansond 0:1f1f55e73248 9 *
ansond 0:1f1f55e73248 10 * Licensed under the Apache License, Version 2.0 (the "License");
ansond 0:1f1f55e73248 11 * you may not use this file except in compliance with the License.
ansond 0:1f1f55e73248 12 * You may obtain a copy of the License at
ansond 0:1f1f55e73248 13 *
ansond 0:1f1f55e73248 14 * http://www.apache.org/licenses/LICENSE-2.0
ansond 0:1f1f55e73248 15 *
ansond 0:1f1f55e73248 16 * Unless required by applicable law or agreed to in writing, software
ansond 0:1f1f55e73248 17 * distributed under the License is distributed on an "AS IS" BASIS,
ansond 0:1f1f55e73248 18 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
ansond 0:1f1f55e73248 19 * See the License for the specific language governing permissions and
ansond 0:1f1f55e73248 20 * limitations under the License.
ansond 0:1f1f55e73248 21 */
ansond 0:1f1f55e73248 22
ansond 0:1f1f55e73248 23 #include "mbed-connector-interface/DataWrapper.h"
ansond 0:1f1f55e73248 24
ansond 0:1f1f55e73248 25 // constructor
ansond 0:1f1f55e73248 26 DataWrapper::DataWrapper(uint8_t *data,int data_length) {
ansond 0:1f1f55e73248 27 this->m_data = data;
ansond 0:1f1f55e73248 28 this->m_data_length = 0;
ansond 0:1f1f55e73248 29 this->m_data_length_max = data_length;
ansond 0:1f1f55e73248 30 this->m_alloced = false;
ansond 0:1f1f55e73248 31 this->reset();
ansond 0:1f1f55e73248 32 }
ansond 0:1f1f55e73248 33
ansond 0:1f1f55e73248 34 // constructor (alloc)
ansond 0:1f1f55e73248 35 DataWrapper::DataWrapper(int data_length) {
ansond 0:1f1f55e73248 36 this->m_data = (uint8_t *)malloc(data_length+1);
ansond 0:1f1f55e73248 37 memset(this->m_data,0,data_length+1);
ansond 0:1f1f55e73248 38 this->m_data_length = 0;
ansond 0:1f1f55e73248 39 this->m_data_length_max = data_length;
ansond 0:1f1f55e73248 40 this->m_alloced = true;
ansond 0:1f1f55e73248 41 }
ansond 0:1f1f55e73248 42
ansond 0:1f1f55e73248 43 // copy constructor
ansond 0:1f1f55e73248 44 DataWrapper::DataWrapper(const DataWrapper &data) {
ansond 0:1f1f55e73248 45 this->m_data = data.m_data;
ansond 0:1f1f55e73248 46 this->m_data_length = data.m_data_length;
ansond 0:1f1f55e73248 47 this->m_data_length_max = data.m_data_length_max;
ansond 0:1f1f55e73248 48 this->m_alloced = data.m_alloced;
ansond 0:1f1f55e73248 49 }
ansond 0:1f1f55e73248 50
ansond 0:1f1f55e73248 51 // destructor
ansond 0:1f1f55e73248 52 DataWrapper::~DataWrapper() {
ansond 0:1f1f55e73248 53 if (this->m_alloced && this->m_data != NULL) free(this->m_data);
ansond 0:1f1f55e73248 54 }
ansond 0:1f1f55e73248 55
ansond 0:1f1f55e73248 56 // wrap
ansond 0:1f1f55e73248 57 void DataWrapper::wrap(uint8_t *data,int data_length) {
ansond 0:1f1f55e73248 58 this->reset();
ansond 0:1f1f55e73248 59 if (data != NULL && data_length > 0) {
ansond 0:1f1f55e73248 60 int length = data_length;
ansond 0:1f1f55e73248 61 if (length > this->m_data_length_max) length = this->m_data_length_max;
ansond 0:1f1f55e73248 62 memcpy(this->m_data,data,length);
ansond 0:1f1f55e73248 63 this->m_data_length = length;
ansond 0:1f1f55e73248 64 }
ansond 0:1f1f55e73248 65 }
ansond 0:1f1f55e73248 66
ansond 0:1f1f55e73248 67 // unwrap
ansond 0:1f1f55e73248 68 void DataWrapper::unwrap(uint8_t *data,int data_length) {
ansond 0:1f1f55e73248 69 this->reset();
ansond 0:1f1f55e73248 70 if (data != NULL && data_length > 0) {
ansond 0:1f1f55e73248 71 int length = data_length;
ansond 0:1f1f55e73248 72 if (length > this->m_data_length_max) length = this->m_data_length_max;
ansond 0:1f1f55e73248 73 memcpy(this->m_data,data,length);
ansond 0:1f1f55e73248 74 this->m_data_length = length;
ansond 0:1f1f55e73248 75 }
ansond 0:1f1f55e73248 76 }
ansond 0:1f1f55e73248 77
ansond 0:1f1f55e73248 78 // reset
ansond 0:1f1f55e73248 79 void DataWrapper::reset() {
ansond 0:1f1f55e73248 80 if (this->m_data != NULL && this->m_data_length_max > 0)
ansond 0:1f1f55e73248 81 memset(this->m_data,0,this->m_data_length_max);
ansond 0:1f1f55e73248 82 this->m_data_length = 0;
ansond 0:1f1f55e73248 83 }
ansond 0:1f1f55e73248 84
ansond 0:1f1f55e73248 85 // set the app key
ansond 0:1f1f55e73248 86 void DataWrapper::setAppKey(uint8_t *appkey,int appkey_length) {
ansond 0:1f1f55e73248 87 // do nothing in the base class
ansond 0:1f1f55e73248 88 ;
ansond 0:1f1f55e73248 89 }
ansond 0:1f1f55e73248 90
ansond 0:1f1f55e73248 91