Rename *result* to finalize

Implements the API changes from:

RustCrypto/traits#161

The `crypto-mac` crate now uses `update` and `finalize` nomenclature
ala the Initialize-Update-Finalize (IUF) interface naming scheme.

cmac/src/lib.rs

@@ -16,7 +16,7 @@
 //!
 //! // `result` has type `Output` which is a thin wrapper around array of
 //! // bytes for providing constant time equality check
-//! let result = mac.result();
+//! let result = mac.finalize();
 //! // To get underlying array use the `into_bytes` method, but be careful,
 //! // since incorrect use of the tag value may permit timing attacks which
 //! // defeat the security provided by the `Output` wrapper
@@ -32,7 +32,7 @@
 //!
 //! mac.update(b"input message");
 //!
-//! # let tag_bytes = mac.clone().result().into_bytes();
+//! # let tag_bytes = mac.clone().finalize().into_bytes();
 //! // `verify` will return `Ok(())` if tag is correct, `Err(MacError)` otherwise
 //! mac.verify(&tag_bytes).unwrap();
 //! ```
@@ -156,7 +156,7 @@ where
     }
 
     #[inline]
-    fn result(self) -> Output<Self> {
+    fn finalize(self) -> Output<Self> {
         let n = C::BlockSize::to_usize();
         let mut buf = self.buffer.clone();
         if self.pos == n {

daa/src/lib.rs

@@ -99,7 +99,7 @@ impl Mac for Daa {
     }
 
     #[inline]
-    fn result(mut self) -> Output<Self> {
+    fn finalize(mut self) -> Output<Self> {
         if self.pos != 0 {
             self.cipher.encrypt_block(&mut self.buffer);
         }

hmac/src/lib.rs

@@ -23,7 +23,7 @@
 //!
 //! // `result` has type `Output` which is a thin wrapper around array of
 //! // bytes for providing constant time equality check
-//! let result = mac.result();
+//! let result = mac.finalize();
 //! // To get underlying array use `code` method, but be careful, since
 //! // incorrect use of the code value may permit timing attacks which defeat
 //! // the security provided by the `Output`
@@ -41,7 +41,7 @@
 //!
 //! mac.update(b"input message");
 //!
-//! # let code_bytes = mac.clone().result().into_bytes();
+//! # let code_bytes = mac.clone().finalize().into_bytes();
 //! // `verify` will return `Ok(())` if code is correct, `Err(MacError)` otherwise
 //! mac.verify(&code_bytes).unwrap();
 //! ```
@@ -144,7 +144,7 @@ where
         } else {
             let mut digest = D::default();
             digest.update(key);
-            let output = digest.fixed_result();
+            let output = digest.finalize_fixed();
             // `n` is calculated at compile time and will equal
             // D::OutputSize. This is used to ensure panic-free code
             let n = min(output.len(), hmac.i_key_pad.len());
@@ -175,11 +175,11 @@ where
     }
 
     #[inline]
-    fn result(self) -> Output<Self> {
+    fn finalize(self) -> Output<Self> {
         let mut opad_digest = self.opad_digest.clone();
-        let hash = self.digest.fixed_result();
+        let hash = self.digest.finalize_fixed();
         opad_digest.update(&hash);
-        Output::new(opad_digest.fixed_result())
+        Output::new(opad_digest.finalize_fixed())
     }
 
     #[inline]

pmac/src/lib.rs

@@ -16,7 +16,7 @@
 //!
 //! // `result` has type `Output` which is a thin wrapper around array of
 //! // bytes for providing constant time equality check
-//! let result = mac.result();
+//! let result = mac.finalize();
 //! // To get underlying array use `into_bytes` method, but be careful, since
 //! // incorrect use of the tag value may permit timing attacks which defeat
 //! // the security provided by the `Output` wrapper
@@ -32,7 +32,7 @@
 //!
 //! mac.update(b"input message");
 //!
-//! # let tag_bytes = mac.clone().result().into_bytes();
+//! # let tag_bytes = mac.clone().finalize().into_bytes();
 //! // `verify` will return `Ok(())` if tag is correct, `Err(MacError)` otherwise
 //! mac.verify(&tag_bytes).unwrap();
 //! ```
@@ -229,7 +229,7 @@ where
         }
     }
 
-    fn result(self) -> Output<Self> {
+    fn finalize(self) -> Output<Self> {
         let mut tag = self.tag.clone();
         // Special case for empty input
         if self.pos == 0 {