--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/kex.h	Wed Mar 08 13:23:49 2006 +0000
@@ -0,0 +1,64 @@
+/*
+ * Dropbear - a SSH2 server
+ * 
+ * Copyright (c) 2002,2003 Matt Johnston
+ * All rights reserved.
+ * 
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ * 
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ * 
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE. */
+
+#ifndef _KEX_H_
+#define _KEX_H_
+
+#include "includes.h"
+#include "algo.h"
+
+void send_msg_kexinit();
+void recv_msg_kexinit();
+void send_msg_newkeys();
+void recv_msg_newkeys();
+void kexfirstinitialise();
+void gen_kexdh_vals(mp_int *dh_pub, mp_int *dh_priv);
+void kexdh_comb_key(mp_int *dh_pub_us, mp_int *dh_priv, mp_int *dh_pub_them,
+		sign_key *hostkey);
+
+void recv_msg_kexdh_init(); /* server */
+
+void send_msg_kexdh_init(); /* client */
+void recv_msg_kexdh_reply(); /* client */
+
+struct KEXState {
+
+	unsigned sentkexinit : 1; /*set when we've sent/recv kexinit packet */
+	unsigned recvkexinit : 1;
+	unsigned firstfollows : 1; /* true when first_kex_packet_follows is set */
+	unsigned sentnewkeys : 1; /* set once we've send/recv'ed MSG_NEWKEYS*/
+	unsigned recvnewkeys : 1;
+
+	unsigned donefirstkex : 1; /* Set to 1 after the first kex has completed,
+								  ie the transport layer has been set up */
+
+	long lastkextime; /* time of the last kex */
+	unsigned int datatrans; /* data transmitted since last kex */
+	unsigned int datarecv; /* data received since last kex */
+
+};
+
+#define MAX_KEXHASHBUF 2000
+
+#endif /* _KEX_H_ */