scyther/protocols/misc/compositionality-examples/th-1seq2.spdl

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const pk: Function;
secret sk: Function;
inversekeys (pk,sk);
const P1;
const P2;
protocol nsl3th3(I,R)
{
role I
{
fresh ni,ni2: Nonce;
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var nr,nr2: Nonce;
send_1(I,R, {P1,I,ni}pk(R) );
read_1b(R,I, {nr}pk(I) );
read_2(R,I, {P1,ni,nr,R}pk(I) );
send_3(I,R, {P1,nr}pk(R) );
//claim_i(I,Nisynch);
send_21(I,R, {P2,I,ni2}pk(R) );
read_21b(R,I, {nr2}pk(I) );
read_22(R,I, {P2,ni2,nr2,R}pk(I) );
send_23(I,R, {P2,nr2}pk(R) );
claim_i2(I,Nisynch);
}
role R
{
var ni,ni2: Nonce;
fresh nr,nr2: Nonce;
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read_1(I,R, {P1,I,ni}pk(R) );
send_1b(R,I, {nr}pk(I) );
send_2(R,I, {P1,ni,nr,R}pk(I) );
read_3(I,R, {P1,nr}pk(R) );
//claim_r(R,Nisynch);
read_21(I,R, {P2,I,ni2}pk(R) );
send_21b(R,I, {nr2}pk(I) );
send_22(R,I, {P2,ni2,nr2,R}pk(I) );
read_23(I,R, {P2,nr2}pk(R) );
claim_r2(R,Nisynch);
}
}