Implement raw DeviceMonitor

Multiple things have been done in this commit; the base of the new backend has effectively been created. This branch currently has many vital parts commented out. Therefore, this branch is currently only intended for debugging.
2020-06-16 19:53:38 -04:00
parent 526ffec61a
commit ec4ae56bc4
20 changed files with 797 additions and 78 deletions
@@ -0,0 +1,57 @@
+#ifndef LOGID_BACKEND_HIDPP_REPORT_H
+#define LOGID_BACKEND_HIDPP_REPORT_H
+
+#include <cstdint>
+#include "../raw/RawDevice.h"
+#include "Device.h"
+
+#define LOGID_HIDPP_SW_ID 0x0f
+
+/* Some devices only support a subset of these reports */
+#define HIDPP_REPORT_SHORT_SUPPORTED      1U
+#define HIDPP_REPORT_LONG_SUPPORTED	      1U<<1U
+/* Very long reports exist, however they have not been encountered so far */
+
+namespace logid::backend::hidpp
+{
+    uint8_t getSupportedReports(std::vector<uint8_t>&& rdesc);
+    class Report
+    {
+    public:
+        enum Type: uint8_t
+        {
+            Short = 0x10,
+            Long = 0x11
+        };
+
+        class InvalidReportID: std::exception
+        {
+            InvalidReportID();
+            virtual const char* what() const noexcept;
+        };
+
+        class InvalidReportLength: std::exception
+        {
+            InvalidReportLength();
+            virtual const char* what() const noexcept;
+        };
+
+        static constexpr std::size_t MaxDataLength = 32;
+
+        Report(uint8_t report_id, const uint8_t* data, std::size_t length);
+        Report(std::vector<uint8_t> data);
+
+        Type type() const;
+        void setType(Report::Type type);
+
+        logid::backend::hidpp::DeviceIndex deviceIndex();
+
+        std::vector<uint8_t> rawReport () const { return _data; }
+
+    private:
+        static constexpr std::size_t HeaderLength = 4;
+        std::vector<uint8_t> _data;
+    };
+}
+
+#endif //LOGID_BACKEND_HIDPP_REPORT_H