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Update Xor5 template in utils.circom #39

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Update Xor5 template in utils.circom #39

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23 changes: 5 additions & 18 deletions circuits/vocdoni-keccak/utils.circom
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Original file line number Diff line number Diff line change
@@ -1,7 +1,7 @@
pragma circom 2.0.2;

include "../../node_modules/circomlib/circuits/gates.circom";
include "../../node_modules/circomlib/circuits/sha256/xor3.circom";
include "../../node_modules/circomlib/circuits/bitify.circom";
include "../../node_modules/circomlib/circuits/sha256/shift.circom"; // contains ShiftRight

template Xor5(n) {
Expand All @@ -13,24 +13,11 @@ template Xor5(n) {
signal output out[n];
var i;

component xor3 = Xor3(n);
component xor5[n];
for (i=0; i<n; i++) {
xor3.a[i] <== a[i];
xor3.b[i] <== b[i];
xor3.c[i] <== c[i];
}
component xor4 = XorArray(n);
for (i=0; i<n; i++) {
xor4.a[i] <== xor3.out[i];
xor4.b[i] <== d[i];
}
component xor5 = XorArray(n);
for (i=0; i<n; i++) {
xor5.a[i] <== xor4.out[i];
xor5.b[i] <== e[i];
}
for (i=0; i<n; i++) {
out[i] <== xor5.out[i];
xor5[i] = Num2Bits(3);
xor5[i].in <== (a[i] + b[i] + c[i] + d[i] + e[i]);
out[i] <== xor5[i].out[0];
}
}

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