diff --git a/include/NeoNet.h b/include/NeoNet.h
new file mode 100644
index 00000000..0c3cd3ea
--- /dev/null
+++ b/include/NeoNet.h
@@ -0,0 +1,63 @@
+#ifndef COMMON_H
+#define COMMON_H
+
+#ifdef __cplusplus
+namespace NeoNetMQ {
+#endif
+
+/* message types (what codes) */
+
+#define NNMSG_PING  2000
+#define NNMSG_PONG  2001
+#define NNMSG_LOGIN 2002
+#define NNMSG_ERROR 2003
+#define NNMSG_LOGINOK 2004
+#define NNMSG_SNDTOUSER 2005
+#define NNMSG_MSGFROMUSER 2006
+#define NNMSG_SNDTOQUEUE 2007
+#define NNMSG_MSGFROMQUEUE 2008
+#define NNMSG_GETMSGFROMSTORE 2009
+
+/* field names */
+/* NNMSG_PING */
+#define NNFLD_SNDTIME "sndtime" /* int64 */
+/* NNMSG_PONG */
+#define NNFLD_RCVDTIME "rcvdtime" /* int64 */
+/* NNMSG_LOGIN */
+#define NNFLD_USERNAME "username" /* string */
+#define NNFLD_PASSWORD "password" /* string */
+#define NNFLD_VERSION "version" /* string (optional) */
+#define NNFLD_FLAGS "flags" /* int64 */
+#define NNFLD_STOREMSG "storemsg" /* array of stored messages */
+#define NNFLD_MSGCOUNT "msgcount" /* int32 */
+/* NNMSG_ERROR */
+#define NNFLD_STATUS "status" /* int32 */
+#define NNFLD_ERROR "error" /* string */
+#define NNFLD_FATAL "fatal" /* bool */
+#define NNFLD_REF "reference" /* msg (optional) */
+/* NNMSG_LOGINOK */
+#define NNFLD_GROUP "group" /* string */
+/* NNMSG_SNDTOUSER */
+#define NNFLD_TARGET "target" /* string */
+#define NNFLD_FROM "from" /* string */
+#define NNFLD_TOPIC "topic" /* string */
+/* NNMSG_MSGFROMUSER */
+/* NNMSG_GETMSGFROMSTORE */
+#define NNFLD_MAXITEMS "maxitems" /* int32 */
+
+
+/* NNFLD_STATUS types */
+#define NNSTATUS_BADLOGIN -1
+#define NNSTATUS_DBERROR -10
+#define NNSTATUS_NOUSER -11
+
+/* NNFLD_FLAG types */
+#define NNFLAG_DONTSENDSTOREMSG	0x1 /* dont send any stored messages on login, only counts, use NNMSG_GETSTORE instead */
+
+#ifdef __cplusplus
+}
+#endif
+
+
+
+#endif