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.
89 lines
1.2 KiB
Plaintext
89 lines
1.2 KiB
Plaintext
# 1 "jfki-core.cpp"
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# 1 "<command-line>"
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# 1 "jfki-core.cpp"
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# 15 "jfki-core.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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# 60 "common.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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# 150 "common.h"
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recv_!SWAP1( SWAP, SWAP, KDF(h(g(r),i), Ni, Nr) );
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send_!SWAP2( SWAP, SWAP, KDF(h(g(i),r), Ni, Nr) );
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}
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}
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# 16 "jfki-core.cpp" 2
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protocol jfki-core(I, R)
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{
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role I {
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fresh i, Ni: Nonce;
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var Nr: Nonce;
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var Gr: Ticket;
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send_1( I, R, Ni, I, g(i) );
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recv_2( R, I, Nr, Ni, R, Gr, {Nr, Ni, Gr, g(i), I}sk(R) );
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send_3( I, R, Nr, Ni, {Nr, Ni, Gr, g(i), R}sk(I) );
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claim( I, SKR, KDF(h(Gr,i), Ni, Nr) );
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claim( I, Alive );
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claim( I, Weakagree );
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}
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role R {
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fresh r, Nr: Nonce;
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var Ni: Nonce;
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var Gi: Ticket;
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recv_1( I, R, Ni, I, Gi );
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send_2( R, I, Nr, Ni, R, g(r), {Nr, Ni, g(r), Gi, I}sk(R) );
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recv_3( I, R, Nr, Ni, {Nr, Ni, g(r), Gi, R}sk(I) );
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claim( R, SKR, KDF(h(Gi,r), Ni, Nr) );
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claim( R, Alive );
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claim( R, Weakagree );
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}
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}
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