From a6ee1e648e0724d7798986d1f490c22b80105dd9 Mon Sep 17 00:00:00 2001
From: orignal <i2porignal@yandex.ru>
Date: Tue, 31 Oct 2023 09:10:56 -0400
Subject: [PATCH] recognize trailing padding as part of base64 address

---
 libi2pd_client/HTTPProxy.cpp | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/libi2pd_client/HTTPProxy.cpp b/libi2pd_client/HTTPProxy.cpp
index 88de602b..a0fc8f07 100644
--- a/libi2pd_client/HTTPProxy.cpp
+++ b/libi2pd_client/HTTPProxy.cpp
@@ -287,8 +287,17 @@ namespace proxy {
 		}
 		else
 		{
+			bool padding = false;
 			for (auto& ch: jump)
-				if (!i2p::data::IsBase64(ch)) return false;
+			{
+				if (ch == '=')
+					padding = true;
+				else
+				{
+					if (padding) return false; // other chars after padding
+					if (!i2p::data::IsBase64(ch)) return false;
+				}	
+			}	
 			return true;
 		}	
 		return false;