logiops/src/logid/backend/dj/Report.cpp
pixl b41649b0de
Implement dj::Receiver class
Again, many things were done here.
2020-07-12 16:13:54 -04:00

94 lines
2.5 KiB
C++

#include <array>
#include <algorithm>
#include <cassert>
#include "Report.h"
using namespace logid::backend::dj;
using namespace logid::backend;
static const std::array<uint8_t, 34> DJReportDesc = {
0xA1, 0x01, // Collection (Application)
0x85, 0x20, // Report ID (32)
0x95, 0x0E, // Report Count (14)
0x75, 0x08, // Report Size (8)
0x15, 0x00, // Logical Minimum (0)
0x26, 0xFF, 0x00, // Logical Maximum (255)
0x09, 0x41, // Usage (0x41)
0x81, 0x00, // Input (Data, Array, Absolute)
0x09, 0x41, // Usage (0x41)
0x91, 0x00, // Output (Data, Array, Absolute)
0x85, 0x21, // Report ID (33)
0x95, 0x1F, // Report Count (31)
0x09, 0x42, // Usage (0x42)
0x81, 0x00, // Input (Data, Array, Absolute)
0x09, 0x42, // Usage (0x42)
0x91, 0x00, // Output (Data, Array, Absolute)
0xC0 // End Collection
};
bool dj::supportsDjReports(std::vector<uint8_t>&& rdesc)
{
auto it = std::search(rdesc.begin(), rdesc.end(), DJReportDesc.begin(), DJReportDesc.end());
return it != rdesc.end();
}
Report::Report(std::vector<uint8_t>& data) : _data (data)
{
switch(data[Offset::Type])
{
case ReportType::Short:
_data.resize(HeaderLength+ShortParamLength);
break;
case ReportType::Long:
_data.resize(HeaderLength+LongParamLength);
break;
default:
assert(false);
}
}
Report::Report(Report::Type type, hidpp::DeviceIndex index, uint8_t feature)
{
switch(type)
{
case ReportType::Short:
_data.resize(HeaderLength+ShortParamLength);
break;
case ReportType::Long:
_data.resize(HeaderLength+LongParamLength);
break;
default:
assert(false);
}
_data[Offset::Type] = type;
_data[Offset::DeviceIndex] = index;
_data[Offset::Feature] = feature;
}
Report::Type Report::type() const
{
return static_cast<Type>(_data[Offset::Type]);
}
hidpp::DeviceIndex Report::index() const
{
return static_cast<hidpp::DeviceIndex>(_data[Offset::DeviceIndex]);
}
uint8_t Report::feature() const
{
return _data[Offset::Feature];
}
std::vector<uint8_t>::iterator Report::paramBegin()
{
return _data.begin() + Offset::Parameters;
}
std::vector<uint8_t> Report::rawData() const
{
return _data;
}