feat: v1.1.11, piv sign works, add piv generate

src/digest.rs

@@ -35,4 +35,25 @@ pub fn sha512_bytes(input: &[u8]) -> Vec<u8> {
     let mut challenge = Sha512::default();
     Digest::update(&mut challenge, input);
     challenge.finalize().to_vec()
-}
+}
+
+macro_rules! define_copy_array {
+    ($fn_name: ident, $len: tt) => (
+        pub fn $fn_name(in_arr: &[u8]) -> rust_util::XResult<[u8; $len]> {
+            if in_arr.len() != $len {
+                return simple_error!("Array length is not: {}, but is: {}", $len, in_arr.len());
+            }
+            let mut out_arr = [0_u8; $len];
+            for i in 0..$len {
+                out_arr[i] = in_arr[i];
+            }
+            Ok(out_arr)
+        }
+    )
+}
+
+define_copy_array!(copy_sha256, 0x20);
+define_copy_array!(copy_sha384, 0x30);
+define_copy_array!(copy_sha512, 0x40);
+
+define_copy_array!(copy_rsa2048, 0x100);