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#include "dtc.h"
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#include "debugger.h"
DTCEntry_s DTCStorage[MAX_DTC_STORAGE];
void MaintainDTC(DTCNums_t DTC_no, DTCSeverity_t DTC_severity, boolean active, uint32_t DebugValue)
{
for (int i = 0; i < MAX_DTC_STORAGE; i++)
{
if (DTCStorage[i].Number == DTC_no)
{
if (active && DTCStorage[i].active != DTC_ACTIVE)
{
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Debug_pushMessage("DTC gone active: %d, DebugVal: %d\n", DTC_no, DebugValue);
DTCStorage[i].timestamp = millis();
DTCStorage[i].active = DTC_ACTIVE;
DTCStorage[i].severity = DTC_severity;
DTCStorage[i].debugVal = DebugValue;
}
if (!active && DTCStorage[i].active == DTC_ACTIVE)
{
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Debug_pushMessage("DTC gone previous: %d\n", DTC_no);
DTCStorage[i].active = DTC_PREVIOUS;
}
return;
}
}
// DTC was not found with upper iteration, but is active
// so we need to look for free space to store DTC
if (active == true)
{
for (int i = 0; i < MAX_DTC_STORAGE; i++)
{
if (DTCStorage[i].Number == DTC_LAST_DTC)
{
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Debug_pushMessage("new DTC registered: %d, DebugVal: %d\n", DTC_no, DebugValue);
DTCStorage[i].Number = DTC_no;
DTCStorage[i].timestamp = millis();
DTCStorage[i].active = DTC_ACTIVE;
DTCStorage[i].debugVal = DebugValue;
DTCStorage[i].severity = DTC_severity;
return;
}
}
}
}
void ClearDTC(DTCNums_t DTC_no)
{
for (int i = 0; i < MAX_DTC_STORAGE; i++)
{
if (DTCStorage[i].Number == DTC_no)
{
DTCStorage[i].Number = DTC_LAST_DTC;
DTCStorage[i].active = DTC_NONE;
DTCStorage[i].timestamp = 0;
}
}
}
void ClearAllDTC()
{
for (int i = 0; i < MAX_DTC_STORAGE; i++)
{
DTCStorage[i].Number = DTC_LAST_DTC;
DTCStorage[i].active = DTC_NONE;
DTCStorage[i].timestamp = 0;
}
}
DTCNums_t getlastDTC(boolean only_active)
{
int8_t pointer = -1;
uint32_t lasttimestamp = 0;
for (int i = 0; i < MAX_DTC_STORAGE; i++)
{
if (DTCStorage[i].Number > 0 && DTCStorage[i].timestamp > lasttimestamp)
{
if (only_active == false || DTCStorage[i].active == DTC_ACTIVE)
{
pointer = i;
lasttimestamp = DTCStorage[i].timestamp;
}
}
}
return pointer >= 0 ? DTCStorage[pointer].Number : DTC_LAST_DTC;
}
DTCNums_t getlastDTC_Severity(boolean only_active, DTCSeverity_t severity)
{
int8_t pointer = -1;
uint32_t lasttimestamp = 0;
for (int i = 0; i < MAX_DTC_STORAGE; i++)
{
if (DTCStorage[i].Number > 0 && DTCStorage[i].timestamp > lasttimestamp)
{
if ((only_active == false || DTCStorage[i].active == DTC_ACTIVE) && DTCStorage[i].severity == severity)
{
pointer = i;
lasttimestamp = DTCStorage[i].timestamp;
}
}
}
return pointer >= 0 ? DTCStorage[pointer].Number : DTC_LAST_DTC;
}