[NTOSKRNL:CC] Add RAII Wrapper Spinlock Guard

NTOSKRNL/CC/ccinternal.hpp

@@ -48,4 +48,23 @@ IsGoToNextMap(IN PSHARED_CACHE_MAP SharedMap, IN ULONG TargetPages)
     }
 
     return FALSE;
-}
+}
+
+/* Later Move it to XDK */
+class SpinLockSharedGuard {
+public:
+    SpinLockSharedGuard(PEX_SPIN_LOCK SpinLock) : m_SpinLock(SpinLock) {
+        m_OldIrql = ExAcquireSpinLockShared(m_SpinLock);
+    }
+
+    ~SpinLockSharedGuard() {
+        ExReleaseSpinLockShared(m_SpinLock, m_OldIrql);
+    }
+
+    SpinLockSharedGuard(const SpinLockSharedGuard&) = delete;
+    SpinLockSharedGuard& operator=(const SpinLockSharedGuard&) = delete;
+
+private:
+    PEX_SPIN_LOCK m_SpinLock;
+    KIRQL m_OldIrql;
+};