50 lines
1022 B
C++
50 lines
1022 B
C++
#include "LED.hpp"
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#include <fstream>
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#include <stdexcept>
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#include <string>
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using namespace std;
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bool& ledState()
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{
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static bool state = true;
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return state;
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}
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bool getLEDState()
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{
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return ledState();
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}
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void disableACTTrigger(bool nowDisabled)
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{
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ofstream trigFile{ "/sys/class/leds/led0/trigger", ofstream::out | ofstream::trunc };
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if (!trigFile)
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throw runtime_error{ "Failed to retrieve led0 trigger file" };
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if (!static_cast<bool>(trigFile << (nowDisabled ? "none" : "mmc0")))
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throw runtime_error{ "Failed to write led0 trigger to file" };
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}
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void enableACTLED(bool nowOn)
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{
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if (nowOn == getLEDState())
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return;
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ofstream enabledFile{ "/sys/class/leds/led0/brightness", ofstream::out | ofstream::trunc };
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if (!enabledFile)
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throw runtime_error{ "Failed to retrieve led0 brightness" };
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if (!static_cast<bool>(enabledFile << to_string(nowOn ? 0 : 1)))
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throw runtime_error{ "Failed to write led0 brightness to file" };
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ledState() = nowOn;
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}
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void toggleACTLED()
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{
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enableACTLED(!getLEDState());
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}
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