diff --git a/src/cw/cw_format_scan_hex_bytes.c b/src/cw/cw_format_scan_hex_bytes.c
new file mode 100644
index 00000000..1573cd68
--- /dev/null
+++ b/src/cw/cw_format_scan_hex_bytes.c
@@ -0,0 +1,53 @@
+#include <stdio.h>
+#include "format.h"
+
+
+/**
+ * Read hex bytes from a string to an uint8_t array
+ * @param dst destination array
+ * @param s string to read
+ * @param len length of string
+ * @return 0 if all was ok \n 1 if an error has occured.
+ */
+
+int cw_format_scan_hex_bytes(uint8_t *dst,const char *s, int len)
+{
+	int rc ;
+	int err=0;
+	int val;
+	int c;
+	int i;
+
+	if ( len & 1){
+		rc = sscanf(s,"%01X",&c);
+		if (rc!=1){
+			c=0;
+			err=1;
+		}
+		*dst++=c;
+		s++;
+		len--;
+	}
+
+
+	for (i=0; i<len; i++){
+		rc = sscanf(s+i,"%01X",&c);
+		if (rc!=1){
+			c=0;
+			err=1;
+		}
+
+
+		if (!(i&1)) {
+			val = c<<4;	
+
+		}
+		else{
+			val |= c;
+			*dst++=val;
+		}
+
+	}
+	
+	return err;
+}
diff --git a/src/cw/cw_type_version.c b/src/cw/cw_type_version.c
new file mode 100644
index 00000000..d82b723d
--- /dev/null
+++ b/src/cw/cw_type_version.c
@@ -0,0 +1,72 @@
+/*
+    This file is part of libcapwap.
+
+    libcapwap 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.
+
+    libcapwap 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 Foobar.  If not, see <http://www.gnu.org/licenses/>.
+
+*/
+
+#include <stdio.h>
+
+#include "format.h"
+#include "cw.h"
+#include "cw_types.h"
+
+static mavldata_t *get(mavldata_t * data, const uint8_t * src, int len)
+{
+	
+	uint8_t * s;
+	s = bstr16_create(src,len);
+	if (!s)
+		return NULL;
+
+	data->kv.priv = &cw_type_version;
+	data->kv.val.ptr=s;
+	return data;
+}
+
+static int put(mavldata_t *data, uint8_t * dst)
+{
+	return cw_put_bstr16(dst, data->kv.val.ptr);
+}
+
+static int to_str(const mavldata_t *data, char *dst, int max_len)
+{
+	char *d;
+	d=dst;
+	if (format_is_utf8(bstr16_data(data->kv.val.ptr), bstr16_len(data->kv.val.ptr))) {
+		d += sprintf(d, "%.*s", bstr16_len(data->kv.val.ptr),
+			     bstr16_data(data->kv.val.ptr));
+	} else {
+		d += sprintf(d, ".x");
+		d += format_hex(d, bstr16_data(data->kv.val.ptr), bstr16_len(data->kv.val.ptr));
+	}
+
+	return d-dst;
+}
+
+static mavldata_t *from_str(mavldata_t * data, const char *src)
+{
+	return NULL;
+}
+
+
+const struct cw_Type cw_type_version = {
+	"VersionStr",	/* name */
+	NULL,		/* del */
+	put,		/* put */
+	get,		/* get */
+	to_str,		/* to_str */
+	from_str	/* from_str */ 
+};
+