From: Chris Duncan <chris@zoso.dev>
Date: Fri, 5 Dec 2025 22:17:48 +0000 (-0800)
Subject: Deprecate unused constant.
X-Git-Url: https://git.codecow.com/?a=commitdiff_plain;h=dbbc714af8cafe5a332d68cb704dfaac42df9730;p=libnemo.git

Deprecate unused constant.
---

diff --git a/src/lib/crypto/secp256k1.ts b/src/lib/crypto/secp256k1.ts
index 6b5cf9f..f5d8ad8 100644
--- a/src/lib/crypto/secp256k1.ts
+++ b/src/lib/crypto/secp256k1.ts
@@ -46,8 +46,7 @@ export class Secp256k1 {
 	static Gy = 0x483ada7726a3c4655da4fbfc0e1108a8fd17b448a68554199c47d08ffb10d4b8n
 
 	static L: 32 = 32 // field / group byte length
-	static L2: 64 = 64
-	static pkLength: 33 = 33
+	static C: 33 = 33 // byte length of SEC1 compressed form of coordinate pair
 
 	// ## Helpers
 	// ----------
@@ -245,7 +244,7 @@ export class Secp256k1 {
 		const tail = bytes.subarray(1)
 		const x = this.bytesToBigint(tail.subarray(0, this.L))
 		// No actual validation is done here: use .assertValidity()
-		if (length === this.pkLength && (head === 0x02 || head === 0x03)) {
+		if (length === this.C && (head === 0x02 || head === 0x03)) {
 			// Equation is y² == x³ + ax + b. We calculate y from x.
 			// y = √y²; there are two solutions: y, -y. Determine proper solution based on prefix
 			let y = this.lift_x(x)
@@ -317,7 +316,7 @@ export class Secp256k1 {
 	static isValidPublicKey (pk: Bytes): boolean {
 		try {
 			const l = pk.length
-			if (l !== this.pkLength) return false
+			if (l !== this.C) return false
 			return !!this.pointFromBytes(pk)
 		} catch (error) {
 			return false