mbed based IoT Gateway More details http://blog.thiseldo.co.uk/wp-filez/IoTGateway.pdf
Dependencies: NetServices FatFileSystem csv_parser mbed MQTTClient RF12B DNSResolver SDFileSystem
Payloads/PayloadDef.h
- Committer:
- SomeRandomBloke
- Date:
- 2012-04-02
- Revision:
- 0:a29a0225f203
File content as of revision 0:a29a0225f203:
/** IoT Gateway RFM12B payload definition * * @author Andrew Lindsay * * @section LICENSE * * Copyright (c) 2012 Andrew Lindsay (andrew [at] thiseldo [dot] co [dot] uk) * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to deal * in the Software without restriction, including without limitation the rights * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell * copies of the Software, and to permit persons to whom the Software is * furnished to do so, subject to the following conditions: * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN * THE SOFTWARE. * * @section DESCRIPTION * * */ #ifndef _PAYLOADDEF_H #define _PAYLOADDEF_H #include "mbed.h" #define MAX_PAYLOAD_SIZE 76 /** Payload definition base class */ class PayloadDef { public: /** Default Constructor */ PayloadDef(); /** Alternative constructor for passing payload * * @param pptr Pointer to payload data * @param plen Length of paylod data */ PayloadDef( uint8_t *pptr, short plen ); /** Get the number of readings in a payload * * @returns the number of readings found in payload so they can be read */ virtual short numReadings() = 0; /** Get a single reading from the payload * Other payload definition classes may provide alternative versions for bytes, words or strings * * @param readingNum The number of the reading, starts from 0 upto number of readings in payload * @returns Integer representation of reading */ virtual int reading( short readingNum ) = 0; /** Get the sensor ID for the specified reading within the payload * Other payload definition classes may provide alternative versions for bytes, words or strings * * @param readingNum The number of the reading, starts from 0 upto number of readings in payload * @returns Integer representation of reading */ virtual short sensorId( short readingNum ) = 0; /** Get the node ID from the data header * * @returns Single byte Node ID from the received header data */ uint8_t nodeId(); /** Get the group ID from the data header * * @returns Single byte Group ID from the received header data */ uint8_t groupId(); protected: short readingCount; short payloadLen; uint8_t payloadBuffer[MAX_PAYLOAD_SIZE]; }; #endif /* _PAYLOADDEF_H */