From: Chris Duncan <chris@zoso.dev>
Date: Mon, 4 Aug 2025 17:45:47 +0000 (-0700)
Subject: Add entropy in bigint format to enable bitwise operations.
X-Git-Tag: v0.10.5~46^2~13
X-Git-Url: https://git.codecow.com/?a=commitdiff_plain;h=bab433ebd93f1984816bd372f64f50b211427b5c;p=libnemo.git

Add entropy in bigint format to enable bitwise operations.
---

diff --git a/src/lib/entropy.ts b/src/lib/entropy.ts
index df1e072..bd77362 100644
--- a/src/lib/entropy.ts
+++ b/src/lib/entropy.ts
@@ -16,8 +16,19 @@ export class Entropy {
 	static #MIN: 16 = 16
 	static #MAX: 32 = 32
 	static #MOD: 4 = 4
+	#bigint?: bigint
 	#bytes: Uint8Array<ArrayBuffer>
 
+	get bigint (): bigint {
+		if (this.#bigint == null) {
+			this.#bigint = 0n
+			for (let i = 0; i < this.#bytes.byteLength; i++) {
+				this.#bigint <<= 8n
+				this.#bigint |= BigInt(this.#bytes[i])
+			}
+		}
+		return this.#bigint
+	}
 	get bits (): string { return bytes.toBin(this.#bytes) }
 	get buffer (): ArrayBuffer { return this.#bytes.buffer }
 	get bytes (): Uint8Array<ArrayBuffer> { return this.#bytes }