From 09ce03d612e54231694eee2fb9e5c807b2bfc341 Mon Sep 17 00:00:00 2001
From: moneromooo-monero <moneromooo-monero@users.noreply.github.com>
Date: Sat, 25 Nov 2017 22:25:05 +0000
Subject: move includes around to lessen overall load

---
 contrib/epee/src/string_tools.cpp | 12 ++++++++++++
 1 file changed, 12 insertions(+)

(limited to 'contrib/epee/src/string_tools.cpp')

diff --git a/contrib/epee/src/string_tools.cpp b/contrib/epee/src/string_tools.cpp
index d04b16b75..fd0254016 100644
--- a/contrib/epee/src/string_tools.cpp
+++ b/contrib/epee/src/string_tools.cpp
@@ -26,6 +26,8 @@
 
 #include "string_tools.h"
 
+#include <ctype.h>
+
 #ifdef _WIN32
 # include <winsock2.h>
 #else
@@ -56,6 +58,16 @@ namespace string_tools
 
     return true;
   }
+  //----------------------------------------------------------------------------
+  bool validate_hex(uint64_t length, const std::string& str)
+  {
+    if (str.size() != length)
+      return false;
+    for (char c: str)
+      if (!isxdigit(c))
+        return false;
+    return true;
+  }
 }
 }
 
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