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Pedersen2 and BitPoints MulFix and MulAny

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Jordi Baylina
2018-11-27 16:03:57 +01:00
parent fcc61f9237
commit 55e9a60c37
40 changed files with 2272 additions and 80 deletions
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55
circuit/mux3.circom Normal file
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template MultiMux3(n) {
signal input c[n][8]; // Constants
signal input s[3]; // Selector
signal output out[n];
signal a210[n];
signal a21[n];
signal a20[n];
signal a2[n];
signal a10[n];
signal a1[n];
signal a0[n];
signal a[n];
// 4 constrains for the intermediary variables
signal s10;
s10 <== s[1] * s[0];
for (var i=0; i<n; i++) {
a210[i] <== ( c[i][ 7]-c[i][ 6]-c[i][ 5]+c[i][ 4] - c[i][ 3]+c[i][ 2]+c[i][ 1]-c[i][ 0] ) * s10;
a21[i] <== ( c[i][ 6]-c[i][ 4]-c[i][ 2]+c[i][ 0] ) * s[1];
a20[i] <== ( c[i][ 5]-c[i][ 4]-c[i][ 1]+c[i][ 0] ) * s[0];
a2[i] <== ( c[i][ 4]-c[i][ 0] );
a10[i] <== ( c[i][ 3]-c[i][ 2]-c[i][ 1]+c[i][ 0] ) * s10;
a1[i] <== ( c[i][ 2]-c[i][ 0] ) * s[1];
a0[i] <== ( c[i][ 1]-c[i][ 0] ) * s[0];
a[i] <== ( c[i][ 0] )
out[i] <== ( a210[i] + a21[i] + a20[i] + a2[i] ) * s[2] +
( a10[i] + a1[i] + a0[i] + a[i] );
}
}
template Mux3() {
var i;
signal input c[8]; // Constants
signal input s[3]; // Selector
signal output out;
component mux = MultiMux3(1);
for (i=0; i<8; i++) {
mux.c[0][i] <== c[i];
}
for (i=0; i<3; i++) {
s[i] ==> mux.s[i];
}
mux.out[0] ==> out;
}