The ISAAC cipher: Difference between revisions

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@@ Line 478: / Line 478: @@
 Improved from the C# version. XOR with decryption check.
 <lang d>import std.algorithm: min;
+import std.algorithm: copy;
 import std.typetuple: TypeTuple;
-import std.algorithm: copy;
+import std.typecons: staticIota;
-template Iota(uint stop) { // For manual loop unrolling.
-    static if (stop <= 0)
-        alias Iota = TypeTuple!();
-    else
-        alias Iota = TypeTuple!(Iota!(stop - 1), stop - 1);
-}
 struct ISAAC {
@@ Line 542: / Line 534: @@
         // Scramble it.
-        /*static*/ foreach (immutable i; Iota!4)
+        /*static*/ foreach (immutable i; staticIota!(0, 4))
             mix(a);