init

tests/memcpy.rs

@@ -0,0 +1,33 @@
+
+
+
+
+
+
+
+
+
+
+#[test]
+pub fn test_memcpy() {
+    let mut buffer1: Vec<u8> = Vec::with_capacity(0x1000);
+    let mut buffer2: Vec<u8> = Vec::with_capacity(0x1000);
+
+
+    // fill buffer1 with _random_ bytes
+    let mut seed = 0x696969u64;
+    for _ in 0..0x200 {
+        buffer1.extend(seed.to_le_bytes());
+        seed = seed.wrapping_mul(6364136223846793005).wrapping_add(1)
+    }
+
+    // set buffer2's length to its capacity
+    unsafe { buffer2.set_len(0x1000); }
+
+    // copy buffer1 to buffer2
+    unsafe { xrt::memcpy(buffer2.as_mut_ptr(), buffer1.as_ptr(), 0x1000) };
+
+    assert_eq!(buffer1, buffer2);
+
+}
+