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25 lines
533 B
25 lines
533 B
include "xor3.circom";
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include "rotate.circom";
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template Sigma(ra, rb, rc) {
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signal input in[32];
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signal output out;
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component xor3 = Xor3(32);
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component rota = RotR(32, ra);
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component rotb = RotR(32, rb);
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component rotc = RotR(32, rc);
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for (var k=0; k<32; k++) {
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rota.in[k] <== in[k];
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rotb.in[k] <== in[k];
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rotc.in[k] <== in[k];
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xor3.a[k] <== rota.out[k];
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xor3.b[k] <== rotb.out[k];
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xor3.c[k] <== rotc.out[k];
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out[k] <== xor3.out[k];
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}
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}
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