# 1 "oakley-c.cpp"
# 1 "<command-line>"
# 1 "oakley-c.cpp"
# 18 "oakley-c.cpp"
# 1 "common.h" 1




 hashfunction prf, KDF;






const g, h: Function;
# 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;
# 144 "common.h"
  var Ci, Cr: Nonce;





  recv_!SWAP1( SWAP, SWAP, KDF(Ni, Nr, h(g(r),i), Ci, Cr) );
  send_!SWAP2( SWAP, SWAP, KDF(Ni, Nr, h(g(i),r), Ci, Cr) );

 }


}
# 19 "oakley-c.cpp" 2







usertype String;
const OK, list, algo: String;







protocol @executability(O) {


 role O {
  var i, r, Ni, Nr, Ci, Cr: Nonce;
  var I, R: Agent;


  recv_!O1( O, O, {I, R, {Ni}pk(R)}prf(h(g(r),i)) );
  send_!O2( O, O, {I, R, {Ni}pk(R)}prf(h(g(i),r)) );


  recv_!O3( O, O, {{Nr, Ni}pk(I), R, I, prf(prf(Ni,Nr), R, I, g(r), g(i), algo)}prf(h(g(i),r)) );
  send_!O4( O, O, {{Nr, Ni}pk(I), R, I, prf(prf(Ni,Nr), R, I, g(r), g(i), algo)}prf(h(g(r),i)) );


  recv_!O5( O, O, {prf(prf(Ni,Nr), I, R, g(i), g(r), algo)}prf(h(g(r),i)) );
  send_!O6( O, O, {prf(prf(Ni,Nr), I, R, g(i), g(r), algo)}prf(h(g(i),r)) );

 }


}


protocol oakley-c(I, R)
{
 role I {
  fresh i, Ni, Ci: Nonce;
  var Nr, Cr: Nonce;
  var Gr: Ticket;

  send_1( I, R, OK );
  recv_2( R, I, Cr );
  send_3( I, R, Ci, Cr, g(i), list );
  recv_4( R, I, Cr, Ci, Gr, algo );
  send_!5( I, R, Ci, Cr, g(i), {I, R, {Ni}pk(R)}prf(h(Gr,i)) );
  recv_!6( R, I, Cr, Ci, {{Nr, Ni}pk(I), R, I, prf(prf(Ni,Nr), R, I, Gr, g(i), algo)}prf(h(Gr,i)) );
  send_!7( I, R, Ci, Cr, {prf(prf(Ni,Nr), I, R, g(i), Gr, algo)}prf(h(Gr,i)) );


  claim( I, SKR, prf(h(Gr,i)) );
  claim( I, SKR, KDF(Ni, Nr, h(Gr,i), Ci, Cr) );

  claim( I, Alive );
  claim( I, Weakagree );

 }

 role R {
  fresh r, Nr, Cr: Nonce;
  var Ni, Ci: Nonce;
  var Gi: Ticket;

  recv_1( I, R, OK );
  send_2( R, I, Cr );
  recv_3( I, R, Ci, Cr, Gi, list );
  send_4( R, I, Cr, Ci, g(r), algo );
  recv_!5( I, R, Ci, Cr, Gi, {I, R, {Ni}pk(R)}prf(h(Gi,r)) );
  send_!6( R, I, Cr, Ci, {{Nr, Ni}pk(I), R, I, prf(prf(Ni,Nr), R, I, g(r), Gi, algo)}prf(h(Gi,r)) );
  recv_!7( I, R, Ci, Cr, {prf(prf(Ni,Nr), I, R, Gi, g(r), algo)}prf(h(Gi,r)) );


  claim( R, SKR, prf(h(Gi,r)) );

  claim( R, SKR, KDF(Ni, Nr, h(Gi,r), Ci, Cr) );
  claim( R, Alive );
  claim( R, Weakagree );

 }
}