From 2232eb28256ec54beaf3dbe06f5176698c7245a0 Mon Sep 17 00:00:00 2001
From: Stefan Boberg <stefan.boberg@epicgames.com>
Date: Tue, 4 Mar 2025 09:38:13 +0100
Subject: limit and validate responses before logging the text (#292)

Improvement: When logging HTTP responses, the body is now sanity checked to ensure it is human readable, and the length of the output is capped to prevent inadvertent log bloat
---
 src/zencore/string.cpp | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

(limited to 'src/zencore/string.cpp')

diff --git a/src/zencore/string.cpp b/src/zencore/string.cpp
index 242d41abe..a0d8c927f 100644
--- a/src/zencore/string.cpp
+++ b/src/zencore/string.cpp
@@ -99,6 +99,20 @@ FilepathFindExtension(const std::string_view& Path, const char* ExtensionToMatch
 
 //////////////////////////////////////////////////////////////////////////
 
+bool
+IsValidUtf8(const std::string_view& str)
+{
+	return utf8::is_valid(begin(str), end(str));
+}
+
+std::string_view::const_iterator
+FindFirstInvalidUtf8Byte(const std::string_view& str)
+{
+	return utf8::find_invalid(begin(str), end(str));
+}
+
+//////////////////////////////////////////////////////////////////////////
+
 void
 Utf8ToWide(const char8_t* Str8, WideStringBuilderBase& OutString)
 {
-- 
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