From eb943562cba9612709e592db279d270b916c0b66 Mon Sep 17 00:00:00 2001
From: Lee *!* Clagett <code@leeclagett.com>
Date: Sun, 21 May 2023 13:41:27 -0400
Subject: Add to_hex::buffer

---
 contrib/epee/src/hex.cpp | 8 ++++++++
 1 file changed, 8 insertions(+)

(limited to 'contrib/epee/src')

diff --git a/contrib/epee/src/hex.cpp b/contrib/epee/src/hex.cpp
index edc7d46f4..625f37c2f 100644
--- a/contrib/epee/src/hex.cpp
+++ b/contrib/epee/src/hex.cpp
@@ -69,6 +69,14 @@ namespace epee
   std::string to_hex::string(const span<const std::uint8_t> src) { return convert<std::string>(src); }
   epee::wipeable_string to_hex::wipeable_string(const span<const std::uint8_t> src) { return convert<epee::wipeable_string>(src); }
 
+  bool to_hex::buffer(span<char> out, const span<const std::uint8_t> src) noexcept
+  {
+    if (out.size() % 2 != 0 || out.size() / 2 != src.size())
+      return false;
+    to_hex::buffer_unchecked(out.data(), src);
+    return true;
+  }
+
   void to_hex::buffer(std::ostream& out, const span<const std::uint8_t> src)
   {
     write_hex(std::ostreambuf_iterator<char>{out}, src);
-- 
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