X-Git-Url: https://tinc-vpn.org/git/browse?a=blobdiff_plain;f=src%2Futils.h;h=04e478afef7075681fc2405cf617f4f6c930680b;hb=70a1a5594af5d4e6a364186b42ba4e34c676009b;hp=4e0b55fc58f0515ae979f45f5c9c841b150f088c;hpb=1d92dd62a786ecabbc05dfba5195f3f08e0f9585;p=tinc

diff --git a/src/utils.h b/src/utils.h
index 4e0b55fc..04e478af 100644
--- a/src/utils.h
+++ b/src/utils.h
@@ -1,7 +1,7 @@
 /*
     utils.h -- header file for utils.c
     Copyright (C) 1999-2005 Ivo Timmermans
-                  2000-2009 Guus Sliepen <guus@tinc-vpn.org>
+                  2000-2011 Guus Sliepen <guus@tinc-vpn.org>
 
     This program is free software; you can redistribute it and/or modify
     it under the terms of the GNU General Public License as published by
@@ -21,8 +21,8 @@
 #ifndef __TINC_UTILS_H__
 #define __TINC_UTILS_H__
 
-extern void hex2bin(char *src, char *dst, int length);
-extern void bin2hex(char *src, char *dst, int length);
+extern int hex2bin(const char *src, char *dst, int length);
+extern int bin2hex(const char *src, char *dst, int length);
 
 extern int b64encode(const char *src, char *dst, int length);
 extern int b64decode(const char *src, char *dst, int length);
@@ -47,4 +47,4 @@ extern const char *winerror(int);
 
 extern unsigned int bitfield_to_int(const void *bitfield, size_t size);
 
-#endif							/* __TINC_UTILS_H__ */
+#endif /* __TINC_UTILS_H__ */