From 873b3b480055e00006837789cee83e525db5f646 Mon Sep 17 00:00:00 2001
From: AnyOldName3 <krizdjali@gmail.com>
Date: Sat, 26 Jun 2021 19:46:34 +0100
Subject: [PATCH] Handle empty strings.

---
 extern/Base64/Base64.h | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/extern/Base64/Base64.h b/extern/Base64/Base64.h
index 4e9f517479..49b2d29e35 100644
--- a/extern/Base64/Base64.h
+++ b/extern/Base64/Base64.h
@@ -95,6 +95,12 @@ class Base64 {
     size_t in_len = input.size();
     if (in_len % 4 != 0) return "Input data size is not a multiple of 4";
 
+    if (in_len == 0)
+    {
+        out = "";
+        return "";
+    }
+
     size_t out_len = in_len / 4 * 3;
     if (input[in_len - 1] == '=') out_len--;
     if (input[in_len - 2] == '=') out_len--;