Deamon management

daemon/device_tables.cpp

@@ -0,0 +1,96 @@
+// gKeyMapper daemon - per-model raw HID report tables.
+
+#include "device_tables.h"
+
+#include <algorithm>
+#include <initializer_list>
+
+namespace gkeymapper::daemon {
+
+namespace {
+
+// The G910 reports are 20 bytes; set the given prefix and zero the rest.
+Report report20(std::initializer_list<uint8_t> prefix) {
+    Report report(20, 0);
+    std::copy(prefix.begin(), prefix.end(), report.begin());
+    return report;
+}
+
+// G1..G9 press reports, ported from LogitechG910EventInterface.macroKeys.
+std::vector<Report> g910GKeys() {
+    return {
+        report20({0x11, 0xff, 0x08, 0x00, 0x01}),       // G1
+        report20({0x11, 0xff, 0x08, 0x00, 0x02}),       // G2
+        report20({0x11, 0xff, 0x08, 0x00, 0x04}),       // G3
+        report20({0x11, 0xff, 0x08, 0x00, 0x08}),       // G4
+        report20({0x11, 0xff, 0x08, 0x00, 0x10}),       // G5
+        report20({0x11, 0xff, 0x08, 0x00, 0x20}),       // G6
+        report20({0x11, 0xff, 0x08, 0x00, 0x40}),       // G7
+        report20({0x11, 0xff, 0x08, 0x00, 0x80}),       // G8
+        report20({0x11, 0xff, 0x08, 0x00, 0x00, 0x01}), // G9
+    };
+}
+
+// "disable F-key to G-key binding" command (disableGKeys[0]).
+std::vector<Report> g910DisableCommands() {
+    return {report20({0x11, 0xff, 0x08, 0x2e, 0x01})};
+}
+
+DeviceProfile make_g910(const char* name, uint16_t product, bool disableBinding) {
+    DeviceProfile profile;
+    profile.name = name;
+    profile.vendor = 0x046d;
+    profile.product = product;
+    profile.configuration = 0;
+    profile.interfaceNumber = 1;
+    profile.altSetting = 0;
+    profile.gKeyReports = g910GKeys();
+    profile.releaseReport = report20({0x11, 0xff, 0x08, 0x00});
+    profile.disableBinding = disableBinding;
+    if (disableBinding) {
+        profile.disableCommands = g910DisableCommands();
+    }
+    return profile;
+}
+
+} // namespace
+
+const std::vector<DeviceProfile>& profiles() {
+    // Orion Spectrum (c335) needs the disable command; the Orion Spark (c32b)
+    // does not (mirrors disableGKeysInterface == 0 in the reference).
+    static const std::vector<DeviceProfile> list = {
+        make_g910("Logitech G910 Orion Spectrum", 0xc335, true),
+        make_g910("Logitech G910 Orion Spark", 0xc32b, false),
+    };
+    return list;
+}
+
+const DeviceProfile* find_profile(uint16_t vendor, uint16_t product) {
+    for (const DeviceProfile& profile : profiles()) {
+        if (profile.vendor == vendor && profile.product == product) {
+            return &profile;
+        }
+    }
+    return nullptr;
+}
+
+int match_gkey(const DeviceProfile& profile, const uint8_t* data, int length) {
+    if (length <= 0) {
+        return -1;
+    }
+    for (size_t i = 0; i < profile.gKeyReports.size(); ++i) {
+        const Report& report = profile.gKeyReports[i];
+        if (static_cast<int>(report.size()) == length &&
+            std::equal(report.begin(), report.end(), data)) {
+            return static_cast<int>(i);
+        }
+    }
+    return -1;
+}
+
+bool is_release_report(const DeviceProfile& profile, const uint8_t* data, int length) {
+    return static_cast<int>(profile.releaseReport.size()) == length &&
+           std::equal(profile.releaseReport.begin(), profile.releaseReport.end(), data);
+}
+
+} // namespace gkeymapper::daemon