blake2b.rb in rbnacl-6.0.0

- old
+ new

@@ -24,23 +24,23 @@
       sodium_constant  :SALTBYTES
       sodium_constant  :PERSONALBYTES
 
       sodium_function  :generichash_blake2b,
                        :crypto_generichash_blake2b_salt_personal,
-                       [:pointer, :size_t, :pointer, :ulong_long, :pointer, :size_t, :pointer, :pointer]
+                       %i[pointer size_t pointer ulong_long pointer size_t pointer pointer]
 
       sodium_function :generichash_blake2b_init,
                       :crypto_generichash_blake2b_init_salt_personal,
-                      [:pointer, :pointer, :size_t, :size_t, :pointer, :pointer]
+                      %i[pointer pointer size_t size_t pointer pointer]
 
       sodium_function :generichash_blake2b_update,
                       :crypto_generichash_blake2b_update,
-                      [:pointer, :pointer, :ulong_long]
+                      %i[pointer pointer ulong_long]
 
       sodium_function :generichash_blake2b_final,
                       :crypto_generichash_blake2b_final,
-                      [:pointer, :pointer, :size_t]
+                      %i[pointer pointer size_t]
 
       EMPTY_PERSONAL = ("\0" * PERSONALBYTES).freeze
       EMPTY_SALT     = ("\0" * SALTBYTES).freeze
 
       # Calculate a Blake2b digest
@@ -91,10 +91,11 @@
         opts[:key_size] = key_size
 
         digest_size = opts.fetch(:digest_size, BYTES_MAX)
         raise LengthError, "digest size too short" if digest_size < BYTES_MIN
         raise LengthError, "digest size too long"  if digest_size > BYTES_MAX
+
         opts[:digest_size] = digest_size
 
         personal = opts.fetch(:personal, EMPTY_PERSONAL)
         opts[:personal] = Util.zero_pad(PERSONALBYTES, personal)
 
@@ -159,9 +160,10 @@
       #
       # @return [String] Blake2b digest of the string as raw bytes
       def digest
         raise(CryptoError, "No message to hash yet!") unless @incycle
         return @digest if @digest
+
         @digest = Util.zeros(@digest_size)
         self.class.generichash_blake2b_final(@instate.pointer, @digest, @digest_size) ||
           raise(CryptoError, "Hash finalization failed!")
         @digest
       end