hyperion.ng/libsrc/leddevice/LedDeviceTpm2.cpp
penfold42 cc8185691a Renamed the lowlevel providers from LedXXXDevice to ProviderXXX (#206)
%s/LedUdpDevice/ProviderUdp/g
git mv LedUdpDevice.cpp ProviderUdp.cpp
git mv LedUdpDevice.h ProviderUdp.h

vi `grep -l LedHID *`
%s/LedHIDDevice/ProviderHID/g
git mv LedHIDDevice.cpp ProviderHID.cpp
git mv LedHIDDevice.h ProviderHID.h

vi `grep -l LedRs *`
%s/LedRs232Device/ProviderRs232/g
git mv LedRs232Device.cpp ProviderRs232.cpp
git mv LedRs232Device.h ProviderRs232.h

vi `grep -l LedSpi *`
%s/LedSpiDevice/ProviderSpi/g
git mv LedSpiDevice.cpp ProviderSpi.cpp
git mv LedSpiDevice.h ProviderSpi.h
2016-08-28 07:12:47 +02:00

43 lines
1.1 KiB
C++

// STL includes
#include <cstring>
#include <cstdio>
#include <iostream>
// hyperion local includes
#include "LedDeviceTpm2.h"
#include <json/json.h>
LedDeviceTpm2::LedDeviceTpm2(const Json::Value &deviceConfig)
: ProviderRs232(deviceConfig)
{
}
LedDevice* LedDeviceTpm2::construct(const Json::Value &deviceConfig)
{
return new LedDeviceTpm2(deviceConfig);
}
int LedDeviceTpm2::write(const std::vector<ColorRgb> &ledValues)
{
if (_ledBuffer.size() == 0)
{
_ledBuffer.resize(5 + 3*ledValues.size());
_ledBuffer[0] = 0xC9; // block-start byte
_ledBuffer[1] = 0xDA; // DATA frame
_ledBuffer[2] = ((3 * ledValues.size()) >> 8) & 0xFF; // frame size high byte
_ledBuffer[3] = (3 * ledValues.size()) & 0xFF; // frame size low byte
_ledBuffer.back() = 0x36; // block-end byte
}
// write data
memcpy(4 + _ledBuffer.data(), ledValues.data(), ledValues.size() * 3);
return writeBytes(_ledBuffer.size(), _ledBuffer.data());
}
int LedDeviceTpm2::switchOff()
{
memset(4 + _ledBuffer.data(), 0, _ledBuffer.size() - 5);
return writeBytes(_ledBuffer.size(), _ledBuffer.data());
}