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wasm proof generation from browser working. Added cli wasm exporters, html&js browser example, wasm wrapper from go

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arnaucube
2019-06-24 16:50:28 +02:00
parent 662d92b697
commit 0a162482ee
14 changed files with 260 additions and 6 deletions
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12
groth16/groth16.go
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@@ -24,20 +24,20 @@ type Setup struct {
// public
Pk struct { // Proving Key
BACDelta [][3]*big.Int // {( βui(x)+αvi(x)+wi(x) ) / γ } from 0 to l
BACDelta [][3]*big.Int // {( βui(x)+αvi(x)+wi(x) ) / δ } from l+1 to m
Z []*big.Int
G1 struct {
Alpha [3]*big.Int
Beta [3]*big.Int
Delta [3]*big.Int
At [][3]*big.Int // {a(τ)} from 0 to m
BACGamma [][3]*big.Int // {( βui(x)+αvi(x)+wi(x) ) / δ } from l+1 to m
BACGamma [][3]*big.Int // {( βui(x)+αvi(x)+wi(x) ) / γ } from 0 to m
}
G2 struct {
Beta [3][2]*big.Int
Gamma [3][2]*big.Int
Delta [3][2]*big.Int
BACGamma [][3][2]*big.Int // {( βui(x)+αvi(x)+wi(x) ) / δ } from l+1 to m
BACGamma [][3][2]*big.Int // {( βui(x)+αvi(x)+wi(x) ) / γ } from 0 to m
}
PowersTauDelta [][3]*big.Int // powers of τ encrypted in G1 curve, divided by δ
}
@@ -165,9 +165,9 @@ func GenerateTrustedSetup(witnessLength int, circuit circuitcompiler.Circuit, al
bt := Utils.PF.Eval(betas[i], setup.Toxic.T)
g1bt := Utils.Bn.G1.MulScalar(Utils.Bn.G1.G, bt)
g2bt := Utils.Bn.G2.MulScalar(Utils.Bn.G2.G, bt)
// G1.BACGamma: {( βui(x)+αvi(x)+wi(x) ) / δ } from l+1 to m in G1
// G1.BACGamma: {( βui(x)+αvi(x)+wi(x) ) / γ } from 0 to m in G1
setup.Pk.G1.BACGamma = append(setup.Pk.G1.BACGamma, g1bt)
// G2.BACGamma: {( βui(x)+αvi(x)+wi(x) ) / δ } from l+1 to m in G2
// G2.BACGamma: {( βui(x)+αvi(x)+wi(x) ) / γ } from 0 to m in G2
setup.Pk.G2.BACGamma = append(setup.Pk.G2.BACGamma, g2bt)
}
@@ -192,7 +192,7 @@ func GenerateTrustedSetup(witnessLength int, circuit circuitcompiler.Circuit, al
)
g1c := Utils.Bn.G1.MulScalar(Utils.Bn.G1.G, c)
// Pk.BACDelta: {( βui(x)+αvi(x)+wi(x) ) / γ } from 0 to l
// Pk.BACDelta: {( βui(x)+αvi(x)+wi(x) ) / δ } from l+1 to m
setup.Pk.BACDelta = append(setup.Pk.BACDelta, g1c)
}