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.
136 lines
2.4 KiB
Plaintext
136 lines
2.4 KiB
Plaintext
# 1 "ikev1-pk-m2.cpp"
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# 1 "<command-line>"
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# 1 "ikev1-pk-m2.cpp"
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# 17 "ikev1-pk-m2.cpp"
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# 1 "common.h" 1
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hashfunction prf, KDF;
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hashfunction g, h;
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hashfunction H;
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# 97 "common.h"
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protocol @oracle (DH, SWAP) {
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role DH {
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var i, r: Nonce;
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recv_!DH1( DH, DH, h(g(r),i) );
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send_!DH2( DH, DH, h(g(i),r) );
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}
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role SWAP {
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var i, r, Ni, Nr: Nonce;
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var Ci, Cr: Nonce;
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# 150 "common.h"
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recv_!SWAP1( SWAP, SWAP, KDF(Ni, Nr, h(g(r),i), Ci, Cr) );
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send_!SWAP2( SWAP, SWAP, KDF(Ni, Nr, h(g(i),r), Ci, Cr) );
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}
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}
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# 18 "ikev1-pk-m2.cpp" 2
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# 27 "ikev1-pk-m2.cpp"
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usertype String;
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const list, algo: String;
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protocol @executability(O) {
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role O {
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var i, r, Ni, Nr, Ci, Cr: Nonce;
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var I, R: Agent;
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recv_!O1( O, O, {prf(Ni, Nr, h(g(r),i), g(i), g(r), Ci, Cr, list, I)}KDF(Ni, Nr, h(g(r),i), Ci, Cr) );
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send_!O2( O, O, {prf(Ni, Nr, h(g(i),r), g(i), g(r), Ci, Cr, list, I)}KDF(Ni, Nr, h(g(i),r), Ci, Cr) );
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recv_!O3( O, O, {prf(Ni, Nr, h(g(i),r), g(r), g(i), Cr, Ci, list, R)}KDF(Ni, Nr, h(g(i),r), Ci, Cr) );
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send_!O4( O, O, {prf(Ni, Nr, h(g(r),i), g(r), g(i), Cr, Ci, list, R)}KDF(Ni, Nr, h(g(r),i), Ci, Cr) );
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}
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}
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protocol ikev1-pk-m2(I, R)
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{
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role I {
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fresh i, Ni, Ci: Nonce;
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var Nr, Cr: Nonce;
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var Gr: Ticket;
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send_1( I, R, Ci, list );
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recv_2( R, I, Ci, Cr, algo );
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send_3( I, R, Ci, Cr, g(i), {I,Ni}pk(R) );
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recv_4( R, I, Ci, Cr, Gr, {R,Nr}pk(I) );
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claim( I, Running, R, g(i),Gr,Ci,Cr,Ni,Nr );
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send_!5( I, R, Ci, Cr, {prf(Ni, Nr, h(Gr,i), g(i), Gr, Ci, Cr, list, I)}KDF(Ni, Nr, h(Gr,i), Ci, Cr) );
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recv_!6( R, I, Ci, Cr, {prf(Ni, Nr, h(Gr,i), Gr, g(i), Cr, Ci, list, R)}KDF(Ni, Nr, h(Gr,i), Ci, Cr) );
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claim( I, SKR, KDF(Ni, Nr, h(Gr,i), Ci, Cr) );
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claim( I, Alive );
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claim( I, Weakagree );
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claim( I, Commit, R, g(i),Gr,Ci,Cr,Ni,Nr );
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}
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role R {
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fresh r, Nr, Cr: Nonce;
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var Ni, Ci: Nonce;
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var Gi: Ticket;
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recv_1( I, R, Ci, list );
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send_2( R, I, Ci, Cr, algo );
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recv_3( I, R, Ci, Cr, Gi, {I,Ni}pk(R) );
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send_4( R, I, Ci, Cr, g(r), {R,Nr}pk(I) );
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recv_!5( I, R, Ci, Cr, {prf(Ni, Nr, h(Gi,r), Gi, g(r), Ci, Cr, list, I)}KDF(Ni, Nr, h(Gi,r), Ci, Cr) );
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claim( R, Running, I, Gi,g(r),Ci,Cr,Ni,Nr );
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send_!6( R, I, Ci, Cr, {prf(Ni, Nr, h(Gi,r), g(r), Gi, Cr, Ci, list, R)}KDF(Ni, Nr, h(Gi,r), Ci, Cr) );
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claim( R, SKR, KDF(Ni, Nr, h(Gi,r), Ci, Cr) );
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claim( R, Alive );
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claim( R, Weakagree );
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claim( R, Commit, I, Gi,g(r),Ci,Cr,Ni,Nr );
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}
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}
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