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cli

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arnaucube
2018-12-30 21:16:19 +01:00
parent 1375596a74
commit 33de628a91
11 changed files with 404 additions and 13 deletions
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7
circuitcompiler/circuit.go
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@@ -144,7 +144,10 @@ func grabVar(signals []string, w []*big.Int, vStr string) *big.Int {
}
// CalculateWitness calculates the Witness of a Circuit based on the given inputs
func (circ *Circuit) CalculateWitness(inputs []*big.Int) []*big.Int {
func (circ *Circuit) CalculateWitness(inputs []*big.Int) ([]*big.Int, error) {
if len(inputs) != len(circ.Inputs) {
return []*big.Int{}, errors.New("given inputs != circuit.Inputs")
}
w := r1csqap.ArrayOfBigZeros(len(circ.Signals))
w[0] = big.NewInt(int64(1))
for i, input := range inputs {
@@ -162,5 +165,5 @@ func (circ *Circuit) CalculateWitness(inputs []*big.Int) []*big.Int {
w[indexInArray(circ.Signals, constraint.Out)] = new(big.Int).Div(grabVar(circ.Signals, w, constraint.V1), grabVar(circ.Signals, w, constraint.V2))
}
}
return w
return w, nil
}

3
circuitcompiler/circuit_test.go
View File

@@ -78,6 +78,7 @@ func TestCircuitParser(t *testing.T) {
b3 := big.NewInt(int64(3))
inputs := []*big.Int{b3}
// Calculate Witness
w := circuit.CalculateWitness(inputs)
w, err := circuit.CalculateWitness(inputs)
assert.Nil(t, err)
fmt.Println("w", w)
}