scyther/gui/Protocols/IKE/ikev2-child.spdl

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# 1 "ikev2-child.cpp"
# 1 "<command-line>"
# 1 "ikev2-child.cpp"
# 15 "ikev2-child.cpp"
# 1 "common.h" 1
hashfunction prf, KDF;
hashfunction g, h;
# 97 "common.h"
protocol @oracle (DH, SWAP) {
role DH {
var i, r: Nonce;
recv_!DH1( DH, DH, h(g(r),i) );
send_!DH2( DH, DH, h(g(i),r) );
}
role SWAP {
var i, r, Ni, Nr: Nonce;
# 135 "common.h"
var I, R: Agent;
# 150 "common.h"
recv_!SWAP1( SWAP, SWAP, KDF(k(I,R),h(g(r),i),Ni,Nr) );
send_!SWAP2( SWAP, SWAP, KDF(k(R,I),h(g(i),r),Ni,Nr) );
}
}
# 16 "ikev2-child.cpp" 2
usertype SecurityAssociation;
const SA1 ,SA2, SA3: SecurityAssociation;
protocol @executability(O) {
role O {
var i, r, Ni, Nr: Nonce;
var I, R: Agent;
recv_!O1( O, O, {SA3, Ni, g(i)}k(I,R) );
send_!O2( O, O, {SA3, Ni, g(i)}k(R,I) );
recv_!O3( O, O, {SA3, Nr, g(r)}k(R,I) );
send_!O4( O, O, {SA3, Nr, g(r)}k(I,R) );
}
}
protocol ikev2-child(I, R)
{
role I {
fresh i, Ni: Nonce;
var Nr: Nonce;
var Gr: Ticket;
claim( I, Running, R,Ni,g(i) );
send_!1( I, R, {SA3, Ni, g(i)}k(I,R) );
recv_!2( R, I, {SA3, Nr, Gr}k(I,R) );
claim( I, SKR, KDF(k(I,R),h(Gr,i),Ni,Nr) );
claim( I, Alive );
claim( I, Weakagree );
claim( I, Commit, R,Ni,g(i),Nr,Gr );
}
role R {
fresh r, Nr: Nonce;
var Ni: Nonce;
var Gi: Ticket;
recv_!1( I, R, {SA3, Ni, Gi}k(R,I) );
claim( R, Running, I,Ni,Gi,Nr,g(r) );
send_!2( R, I, {SA3, Nr, g(r)}k(R,I) );
claim( R, SKR, KDF(k(R,I),h(Gi,r),Ni,Nr) );
claim( R, Alive );
claim( R, Weakagree );
claim( R, Commit, I,Ni,Gi );
}
}