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74 lines
1.7 KiB
C++
74 lines
1.7 KiB
C++
#include <cstring>
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#include "association_table_object.h"
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#include "bits.h"
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using namespace std;
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AssociationTableObject::AssociationTableObject(uint8_t* memoryReference): TableObject(memoryReference)
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{
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}
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void AssociationTableObject::readProperty(PropertyID id, uint32_t start, uint32_t count, uint8_t* data)
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{
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switch (id)
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{
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case PID_OBJECT_TYPE:
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pushWord(OT_ASSOC_TABLE, data);
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break;
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default:
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TableObject::readProperty(id, start, count, data);
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}
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}
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uint16_t AssociationTableObject::entryCount()
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{
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return _tableData[0];
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}
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uint16_t AssociationTableObject::operator[](uint16_t idx)
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{
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if (idx < 0 || idx >= entryCount())
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return 0;
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return _tableData[idx + 1];
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}
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uint8_t* AssociationTableObject::save(uint8_t* buffer)
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{
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return TableObject::save(buffer);
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}
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uint8_t* AssociationTableObject::restore(uint8_t* buffer)
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{
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buffer = TableObject::restore(buffer);
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_tableData = (uint16_t*)_data;
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return buffer;
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}
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int32_t AssociationTableObject::translateAsap(uint16_t asap)
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{
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uint16_t entries = entryCount();
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for (uint16_t i = 0; i < entries; i++)
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{
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uint16_t entry = operator[](i);
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if (lowByte(entry) == asap)
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return highByte(entry);
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}
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return -1;
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}
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void AssociationTableObject::beforeStateChange(LoadState& newState)
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{
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if (newState != LS_LOADED)
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return;
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_tableData = (uint16_t*)_data;
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uint16_t count = reverseByteOrder(_tableData[0]);
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// big endian -> little endian
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for (size_t i = 0; i <= count; i++)
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_tableData[i] = reverseByteOrder(_tableData[i]);
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} |