From d2a726010032f40a97bb478defc34e688f7e35cd Mon Sep 17 00:00:00 2001
From: Sergey Ponomarev <stokito@gmail.com>
Date: Sat, 25 Jun 2022 22:52:56 +0300
Subject: [PATCH] Match prefix by a part of a public key

The onion domains has PK and checksum + v3.
We may match prefix by just PK. Without concatenating the full onion domain.
This improves speed of matching
---
 main.go | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/main.go b/main.go
index 9165842..77417b2 100644
--- a/main.go
+++ b/main.go
@@ -25,10 +25,10 @@ func generate(wg *sync.WaitGroup, prefix string) {
 		publicKey, secretKey, err := ed25519.GenerateKey(nil)
 		checkErr(err)
 
-		onionAddress := encodePublicKey(publicKey)
-
+		publicKeyB32 := b32Enc.EncodeToString(publicKey)
 		// If a matching address is found, save key and notify wait group
-		if strings.HasPrefix(onionAddress, prefix) {
+		if strings.HasPrefix(publicKeyB32, prefix) {
+			onionAddress := encodePublicKey(publicKey)
 			fmt.Println(onionAddress)
 			save(onionAddress, publicKey, expandSecretKey(secretKey))
 			wg.Done()