X-Git-Url: https://git.ucc.asn.au/?a=blobdiff_plain;f=server%2Fsensor.h;h=182d8aed83d5d954e2a8f79df91f54153c22b6a4;hb=276903df90e1a0088832294749aca3fa56216697;hp=b9a5aaded02aea4d1903bfd3ab19d699c139415e;hpb=43c1519cb60f8fef09043b9af6f43d319db12e3d;p=matches%2FMCTX3420.git diff --git a/server/sensor.h b/server/sensor.h index b9a5aad..182d8ae 100644 --- a/server/sensor.h +++ b/server/sensor.h @@ -1,17 +1,68 @@ - /** * @file sensor.h - * @purpose Declarations for sensor thread related stuff + * @brief Declarations for sensor thread related stuff */ - - #ifndef _SENSOR_H #define _SENSOR_H +#include "data.h" + +/** Number of sensors **/ +#define NUMSENSORS 8 + +/** Sensor ids - there should be correspondence with the names in g_sensor_names **/ +typedef enum SensorId +{ + ANALOG_TEST0, + ANALOG_TEST1, + ANALOG_REALTEST, + ANALOG_FAIL0, + DIGITAL_TEST0, + DIGITAL_TEST1, + DIGITAL_REALTEST, + DIGITAL_FAIL0 +} SensorId; + +/** Human readable names for the sensors **/ +extern const char * g_sensor_names[NUMSENSORS]; +/** Structure to represent a sensor **/ +typedef struct +{ + /** ID number of the sensor **/ + SensorId id; + /** DataFile to store sensor values in **/ + DataFile data_file; + /** Indicates whether the Sensor is active or not **/ + bool activated; + /** Thread the Sensor is running in **/ + pthread_t thread; + /** Most recently recorded data **/ + DataPoint newest_data; +} Sensor; -extern void * Sensor_Main(void * args); // main loop for sensor thread +// Structure to define the warning and error thresholds of the sensors +typedef struct +{ + double max_error; + double min_error; + double max_warn; + double min_warn; +} SensorThreshold; + +extern void Sensor_Init(); // One off initialisation of *all* sensors + +extern void Sensor_SetModeAll(ControlModes mode, void * arg); +extern void Sensor_SetMode(Sensor * s, ControlModes mode, void * arg); + +extern void * Sensor_Loop(void * args); // Main loop for a thread that handles a Sensor +extern bool Sensor_Read(Sensor * s, DataPoint * d); // Read a single DataPoint, indicating if it has changed since the last one +extern void Sensor_CheckData(SensorId id, double value); // Check a DataPoint +extern Sensor * Sensor_Identify(const char * str); // Identify a Sensor from a string Id + +extern void Sensor_Handler(FCGIContext *context, char * params); // Handle a FCGI request for Sensor data #endif //_SENSOR_H +