Add FNV-1 operations

src/core/operations/FNV1a.mjs

@@ -0,0 +1,56 @@
+/**
+ * @author TheIndra55 [theindra@protonmail.com]
+ * @copyright Crown Copyright 2023
+ * @license Apache-2.0
+ */
+
+import Operation from "../Operation.mjs";
+import Utils from "../Utils.mjs";
+import {fnv1a, FNV_OPTIONS} from "../lib/FNV.mjs";
+
+/**
+ * FNV-1a operation
+ */
+class FNV1a extends Operation {
+
+    /**
+     * FNV1a constructor
+     */
+    constructor() {
+        super();
+
+        this.name = "FNV-1a";
+        this.module = "Default";
+        this.description = "Fowler-Noll-Vo (or FNV) is a non-cryptographic hash function created by Glenn Fowler, Landon Curt Noll, and Kiem-Phong Vo.";
+        this.infoURL = "https://wikipedia.org/wiki/Fowler%E2%80%93Noll%E2%80%93Vo_hash_function#FNV-1a_hash";
+        this.inputType = "ArrayBuffer";
+        this.outputType = "string";
+        this.args = [
+            {
+                name: "Size",
+                type: "option",
+                value: ["32", "64", "128", "256"],
+                defaultIndex: 0
+            }
+        ];
+    }
+
+    /**
+     * @param {ArrayBuffer} input
+     * @param {Object[]} args
+     * @returns {string}
+     */
+    run(input, args) {
+        const size = Number(args[0]),
+            options = FNV_OPTIONS[size];
+
+        input = new Uint8Array(input);
+
+        const hash = fnv1a(input, options);
+
+        return Utils.hex(hash);
+    }
+
+}
+
+export default FNV1a;