# 1 "ikev1-sig-m-perlman.cpp"
# 1 "<command-line>"
# 1 "ikev1-sig-m-perlman.cpp"
# 17 "ikev1-sig-m-perlman.cpp"
# 1 "common.h" 1




 hashfunction prf, KDF;






const g, h: Function;







hashfunction 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;


  var Ci, Cr: Nonce;
# 150 "common.h"
  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) );

 }


}
# 18 "ikev1-sig-m-perlman.cpp" 2
# 27 "ikev1-sig-m-perlman.cpp"
usertype String;
const list, algo: String;







protocol @executability(O) {


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


  recv_!O1( O, O, {R, {prf(Ni, Nr, h(g(i),r), g(r), g(i), Cr, Ci, list, R)}sk(R)}KDF(Ni, Nr, h(g(i),r), Ci, Cr) );
  send_!O2( O, O, {R, {prf(Ni, Nr, h(g(r),i), g(r), g(i), Cr, Ci, list, R)}sk(R)}KDF(Ni, Nr, h(g(r),i), Ci, Cr) );


  recv_!O3( O, O, {I, {prf(Ni, Nr, h(g(r),i), g(i), g(r), Ci, Cr, list, I)}sk(I)}KDF(Ni, Nr, h(g(r),i), Ci, Cr) );
  send_!O4( O, O, {I, {prf(Ni, Nr, h(g(i),r), g(i), g(r), Ci, Cr, list, I)}sk(I)}KDF(Ni, Nr, h(g(i),r), Ci, Cr) );

 }


}


protocol ikev1-sig-m-perlman(I, R)
{
 role I {
  fresh i, Ni, Ci: Nonce;
  var Nr, Cr: Nonce;
  var Gr: Ticket;

  send_1( I, R, Ci, list );
  recv_2( R, I, Ci, Cr, algo );
  send_3( I, R, Ci, Cr, g(i), Ni );
  recv_!4( R, I, Ci, Cr, Gr, Nr, {R, {prf(Ni, Nr, h(Gr,i), Gr, g(i), Cr, Ci, list, R)}sk(R)}KDF(Ni, Nr, h(Gr,i), Ci, Cr) );
  claim( I, Running, R, Ni, Nr, g(i), Gr, Ci, Cr );
  send_!5( I, R, Ci, Cr, {I, {prf(Ni, Nr, h(Gr,i), g(i), Gr, Ci, Cr, list, I)}sk(I)}KDF(Ni, Nr, h(Gr,i), Ci, Cr) );


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

  claim( I, Alive );
  claim( I, Weakagree );
  claim( I, Commit, R, Ni, Nr, g(i), Gr, Ci, Cr );

 }

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

  recv_1( I, R, Ci, list );
  send_2( R, I, Ci, Cr, algo );
  recv_3( I, R, Ci, Cr, Gi, Ni );
  claim( R, Running, I, Ni, Nr, Gi, g(r), Ci, Cr );
  send_!4( R, I, Ci, Cr, g(r), Nr, {R, {prf(Ni, Nr, h(Gi,r), g(r), Gi, Cr, Ci, list, R)}sk(R)}KDF(Ni, Nr, h(Gi,r), Ci, Cr) );
  recv_!5( I, R, Ci, Cr, {I, {prf(Ni, Nr, h(Gi,r), Gi, g(r), Ci, Cr, list, I)}sk(I)}KDF(Ni, Nr, h(Gi,r), Ci, Cr) );


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

  claim( R, Alive );
  claim( R, Weakagree );
  claim( R, Commit, I, Ni, Nr, Gi, g(r), Ci, Cr );

 }
}