1 files changed, 39 insertions, 0 deletions
diff --git a/src/libdnssec/shared/hex.h b/src/libdnssec/shared/hex.h
new file mode 100644
index 0000000..5a47cf4
--- /dev/null
+++ b/src/libdnssec/shared/hex.h
@@ -0,0 +1,39 @@
+/*  Copyright (C) 2018 CZ.NIC, z.s.p.o. <knot-dns@labs.nic.cz>
+
+    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
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#pragma once
+
+#include "libdnssec/binary.h"
+
+/*!
+ * Convert binary data to preallocated hexadecimal string.
+ */
+int bin_to_hex_static(const dnssec_binary_t *bin, dnssec_binary_t *hex);
+
+/**
+ * Convert binary data to hexadecimal string.
+ */
+int bin_to_hex(const dnssec_binary_t *bin, char **hex_ptr);
+
+/*!
+ * Convert hex encoded string to preallocated binary data.
+ */
+int hex_to_bin_static(const dnssec_binary_t *hex, dnssec_binary_t *bin);
+
+/*!
+ * Convert hex encoded string to binary data.
+ */
+int hex_to_bin(const char *hex, dnssec_binary_t *bin);