From f771d3ef4cb11436a70f91ebae21d0df923a7351 Mon Sep 17 00:00:00 2001
From: ccremers <ccremers@4f7d145f-a0d4-0310-ae10-d96cc04433c1>
Date: Tue, 7 Sep 2004 10:20:20 +0000
Subject: [PATCH] - Testing to see what the gains are of using one regular
 agent. Turns   out to be half of the states, thus twice as fast.

---
 spdl/bke-one.spdl | 58 +++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 58 insertions(+)
 create mode 100644 spdl/bke-one.spdl

diff --git a/spdl/bke-one.spdl b/spdl/bke-one.spdl
new file mode 100644
index 0000000..105fde5
--- /dev/null
+++ b/spdl/bke-one.spdl
@@ -0,0 +1,58 @@
+/* 
+	Bilateral Key Exchange with Public Key protocol (BKEPK)
+*/
+
+usertype Key;
+
+const pk,hash: Function;
+secret sk,unhash: Function;
+
+inversekeys (pk,sk);
+inversekeys (hash,unhash);
+
+protocol bkepk(I,R)
+{
+	role I
+	{
+		const ni: Nonce;
+		var nr: Nonce;
+		var kir: Key;
+
+		send_1 (I,R, { ni,I }pk(R) );
+		read_2 (R,I, { hash(ni),nr,R,kir }pk(I) );
+		send_3 (I,R, { hash(nr) }kir );
+		claim_4 (I, Secret, kir );
+	}
+
+	role R
+	{
+		var ni: Nonce;
+		const nr: Nonce;
+		const kir: Key;
+
+		read_1 (I,R, { ni,I }pk(R) );
+		send_2 (R,I, { hash(ni),nr,R,kir }pk(I) );
+		read_3 (I,R, { hash(nr) }kir );
+		claim_5 (R, Secret, kir );
+	}
+}
+
+const a,e: Agent;
+
+untrusted e;
+compromised sk(e);
+const ne: Nonce;
+
+run bkepk.I(a,Agent);
+run bkepk.R(Agent,a);
+run bkepk.I(a,Agent);
+run bkepk.R(Agent,a);
+
+run bkepk.I(a,Agent);
+run bkepk.R(Agent,a);
+run bkepk.I(a,Agent);
+run bkepk.R(Agent,a);
+
+run bkepk.I(a,Agent);
+run bkepk.R(Agent,a);
+