Fixup for beta

Add derive(Clone) and don't negate unsigned numbers

4 files changed, 8 insertions, 8 deletions

diff --git a/openssl/src/crypto/hash.rs b/openssl/src/crypto/hash.rs
index 29e180e5..801d8ca5 100644
--- a/openssl/src/crypto/hash.rs
+++ b/openssl/src/crypto/hash.rs
@@ -6,7 +6,7 @@ use std::io;
 use ffi;
 
 /// Message digest (hash) type.
-#[derive(Copy)]
+#[derive(Copy, Clone)]
 pub enum Type {
     MD5,
     SHA1,
@@ -51,7 +51,7 @@ impl Type {
     }
 }
 
-#[derive(PartialEq, Copy)]
+#[derive(PartialEq, Copy, Clone)]
 enum State {
     Reset,
     Updated,
diff --git a/openssl/src/crypto/hmac.rs b/openssl/src/crypto/hmac.rs
index dace68aa..a59cb929 100644
--- a/openssl/src/crypto/hmac.rs
+++ b/openssl/src/crypto/hmac.rs
@@ -22,7 +22,7 @@ use std::io::prelude::*;
 use crypto::hash::Type;
 use ffi;
 
-#[derive(PartialEq, Copy)]
+#[derive(PartialEq, Copy, Clone)]
 enum State {
     Reset,
     Updated,
diff --git a/openssl/src/crypto/pkey.rs b/openssl/src/crypto/pkey.rs
index e23171ed..9bcc79b6 100644
--- a/openssl/src/crypto/pkey.rs
+++ b/openssl/src/crypto/pkey.rs
@@ -9,7 +9,7 @@ use crypto::hash::Type as HashType;
 use ffi;
 use ssl::error::{SslError, StreamError};
 
-#[derive(Copy)]
+#[derive(Copy, Clone)]
 enum Parts {
     Neither,
     Public,
@@ -17,7 +17,7 @@ enum Parts {
 }
 
 /// Represents a role an asymmetric key might be appropriate for.
-#[derive(Copy)]
+#[derive(Copy, Clone)]
 pub enum Role {
     Encrypt,
     Decrypt,
@@ -26,7 +26,7 @@ pub enum Role {
 }
 
 /// Type of encryption padding to use.
-#[derive(Copy)]
+#[derive(Copy, Clone)]
 pub enum EncryptionPadding {
     OAEP,
     PKCS1v15
diff --git a/openssl/src/crypto/symm.rs b/openssl/src/crypto/symm.rs
index e8bbcf80..62208439 100644
--- a/openssl/src/crypto/symm.rs
+++ b/openssl/src/crypto/symm.rs
@@ -3,14 +3,14 @@ use libc::{c_int};
 
 use ffi;
 
-#[derive(Copy)]
+#[derive(Copy, Clone)]
 pub enum Mode {
     Encrypt,
     Decrypt,
 }
 
 #[allow(non_camel_case_types)]
-#[derive(Copy)]
+#[derive(Copy, Clone)]
 pub enum Type {
     AES_128_ECB,
     AES_128_CBC,