rewrite everything

Source/sys-clk/overlay/src/rgltr_services.cpp

@@ -0,0 +1,43 @@
+// rgltr_services.cpp (no changes needed here—just compile it once)
+#include <switch.h>
+#include "rgltr.h"
+#include "rgltr_services.h"  // for extern Service g_rgltrSrv, etc.
+
+// Global service handle
+Service g_rgltrSrv;
+
+Result rgltrInitialize(void) {
+    if (hosversionBefore(8, 0, 0)) {
+        return MAKERESULT(Module_Libnx, LibnxError_IncompatSysVer);
+    }
+    return smGetService(&g_rgltrSrv, "rgltr");
+}
+
+void rgltrExit(void) {
+    serviceClose(&g_rgltrSrv);
+}
+
+Result rgltrOpenSession(RgltrSession* session_out, PowerDomainId module_id) {
+    const u32 in = (u32)module_id;
+    return serviceDispatchIn(
+        &g_rgltrSrv,
+        0,
+        in,
+        .out_num_objects = 1,
+        .out_objects     = &session_out->s
+    );
+}
+
+Result rgltrGetVoltage(RgltrSession* session, u32* out_volt) {
+    // Service returns µV (microvolts) in a local u32:
+    u32 temp = 0;
+    Result rc = serviceDispatchOut(&session->s, 4, temp);
+    if (R_SUCCEEDED(rc)) {
+        *out_volt = temp;
+    }
+    return rc;
+}
+
+void rgltrCloseSession(RgltrSession* session) {
+    serviceClose(&session->s);
+}