nvidia: refactor everything out of the main class and use official naming and structs where possible

src/uuid.rs

@@ -0,0 +1,25 @@
+use std::fmt;
+
+#[derive(Clone, Copy)]
+#[repr(C)]
+pub struct Uuid(pub u32, pub u16, pub u16, pub [u8; 8]);
+
+impl fmt::Display for Uuid {
+    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
+        write!(
+            f,
+            "{:08x}-{:04x}-{:04x}-{:02x}{:02x}-{:02x}{:02x}{:02x}{:02x}{:02x}{:02x}",
+            self.0,
+            self.1,
+            self.2,
+            self.3[0],
+            self.3[1],
+            self.3[2],
+            self.3[3],
+            self.3[4],
+            self.3[5],
+            self.3[6],
+            self.3[7]
+        )
+    }
+}