fsfw/parameters/HasParametersIF.h

82 lines
2.6 KiB
C++

#ifndef FSFW_PARAMETERS_HASPARAMETERSIF_H_
#define FSFW_PARAMETERS_HASPARAMETERSIF_H_
#include "ParameterWrapper.h"
#include "../returnvalues/HasReturnvaluesIF.h"
#include <cstdint>
/**
* Each parameter is identified with a unique parameter ID
* The first byte of the parameter ID will denote the domain ID.
* The second and third byte will be the unique identifier number.
*/
using ParameterId_t = uint32_t;
/**
* @brief This interface is used by components which have modifiable
* parameters, e.g. atittude controllers
* @details
* Each parameter has a unique parameter ID. The first byte of the parameter
* ID is the domain ID which can be used to identify unqiue spacecraft domains
* (e.g. control and sensor domain in the AOCS controller).
*
* The second byte is a unique identfier ID.
*
* The third and fourth byte can be used as a linear index for matrix or array
* parameter entries.
*/
class HasParametersIF {
public:
static const uint8_t INTERFACE_ID = CLASS_ID::HAS_PARAMETERS_IF;
static const ReturnValue_t INVALID_IDENTIFIER_ID = MAKE_RETURN_CODE(0x01);
static const ReturnValue_t INVALID_DOMAIN_ID = MAKE_RETURN_CODE(0x02);
static const ReturnValue_t INVALID_VALUE = MAKE_RETURN_CODE(0x03);
static const ReturnValue_t READ_ONLY = MAKE_RETURN_CODE(0x05);
static uint8_t getDomain(ParameterId_t id) {
return id >> 24;
}
static uint8_t getUniqueIdentifierId(ParameterId_t id) {
return id >> 16;
}
/**
* Get the index of a parameter. Please note that the index is always a
* linear index. For a vector, this is straightforward.
* For a matrix, the linear indexing run from left to right, top to bottom.
* @param id
* @return
*/
static uint16_t getIndex(ParameterId_t id) {
return id;
}
static uint32_t getFullParameterId(uint8_t domainId, uint8_t uniqueId, uint16_t linearIndex) {
return (domainId << 24) + (uniqueId << 16) + linearIndex;
}
virtual ~HasParametersIF() {}
/**
* This is the generic function overriden by child classes to set
* parameters. To set a parameter, the parameter wrapper is used with
* a variety of set functions. The provided values can be checked with
* newValues.
* Always set parameter before checking newValues!
*
* @param domainId
* @param parameterId
* @param parameterWrapper
* @param newValues
* @param startAtIndex Linear index, runs left to right, top to bottom for
* matrix indexes.
* @return
*/
virtual ReturnValue_t getParameter(uint8_t domainId, uint8_t uniqueIdentifier,
ParameterWrapper *parameterWrapper, const ParameterWrapper *newValues,
uint16_t startAtIndex) = 0;
};
#endif /* FSFW_PARAMETERS_HASPARAMETERSIF_H_ */