From ae81ce52589eabc8f6099e284c60abcdf43c03f5 Mon Sep 17 00:00:00 2001
From: Klas Lindfors <klas@yubico.com>
Date: Tue, 24 Sep 2013 12:30:36 +0200
Subject: [PATCH] make _yk_hexdump() static and declare it

---
 ykcore/ykcore.c | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/ykcore/ykcore.c b/ykcore/ykcore.c
index 627cbb8..f129e5b 100644
--- a/ykcore/ykcore.c
+++ b/ykcore/ykcore.c
@@ -41,6 +41,10 @@
 #define Sleep(x) usleep((x)*1000)
 #endif
 
+#ifdef YK_DEBUG
+static void _yk_hexdump(void *, int);
+#endif
+
 /*
  * Yubikey low-level interface section 2.4 (Report arbitration polling) specifies
  * a 600 ms timeout for a Yubikey to process something written to it.
@@ -713,8 +717,9 @@ uint16_t yk_endian_swap_16(uint16_t x)
 	return x;
 }
 
+#ifdef YK_DEBUG
 /* Private little hexdump function for debugging */
-void _yk_hexdump(void *buffer, int size)
+static void _yk_hexdump(void *buffer, int size)
 {
        unsigned char *p = buffer;
        int i;
@@ -725,3 +730,4 @@ void _yk_hexdump(void *buffer, int size)
       fprintf(stderr, "\n");
       fflush(stderr);
 }
+#endif
-- 
2.39.5