f9a34f4de5
After the new function implementation, the 'Function' type is no longer one-way by default. However, many protocol description files relied on this implicit assumption. The solution is to use 'hashfunction' declarations instead to model one-wayness. Original bug report by Binh Thanh Nguyen.
122 lines
1.6 KiB
Plaintext
122 lines
1.6 KiB
Plaintext
# 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 );
|
|
}
|
|
}
|