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#pragma once
#include <string>
#include <sdbusplus/bus.hpp>
#include <sdbusplus/server/object.hpp>
#include "xyz/openbmc_project/Led/Physical/server.hpp"
namespace phosphor
{
namespace led
{
/** @class Physical
* @brief Responsible for applying actions on a particular physical LED
*/
class Physical : public sdbusplus::server::object::object<
sdbusplus::xyz::openbmc_project::Led::server::Physical>
{
public:
Physical() = delete;
~Physical() = default;
Physical(const Physical&) = delete;
Physical& operator=(const Physical&) = delete;
Physical(Physical&&) = default;
Physical& operator=(Physical&&) = default;
/** @brief Constructs LED object. Argument 'true' says that we hold off
* from sending the signals since we need to do some house keeping and
* only when we finish that, we are considered active and can then
* broadcast the signal.
*
* @param[in] bus - system dbus handler
* @param[in] objPath - The Dbus path that hosts physical LED
* @param[in] ledPath - sysfs path where this LED is exported
*/
Physical(sdbusplus::bus::bus& bus,
const std::string& objPath,
const std::string& ledPath) :
sdbusplus::server::object::object<
sdbusplus::xyz::openbmc_project::Led::server::Physical>(
bus, objPath.c_str(), true),
path(ledPath)
{
// Suppose this is getting launched as part of BMC reboot, then we
// need to save what the micro-controller currently has.
setInitialState();
// We are now ready.
emit_object_added();
}
/** @brief Overloaded State Property Setter function
*
* @param[in] value - One of OFF / ON / BLINK
* @return - Success or exception thrown
*/
Action state(Action value) override;
private:
/** @brief File system location where this LED is exposed
* Typically /sys/class/leds/<Led-Name>
*/
std::string path;
/** @brief Applies the user triggered action on the LED
* by writing to sysfs
*
* @return None
*/
void driveLED(void);
/** @brief reads sysfs and then setsup the parameteres accordingly
*
* @return Status or exception thrown
*/
void setInitialState(void);
};
} // namespace led
}
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