circomwitnesscalc

⚠️ This repository is currently WIP and experimental ⚠️

CircomWitnesscalc is an iOS wrapper for the iden3/circom-witnesscalc library

Platform Support

Android: Compatible with any Android device with 64 bit architecture.

Requirements

• Android 7.0 (API level 24) or higher.

Installation

Add

implementation("io.iden3:circomwitnesscalc:0.0.1-alpha.1")

to the build.gradle

Usage

calculateWitness

Function takes inputs json string and graph data file bytes and returns witness bytes.

import io.iden3.circomwitnesscalc.*

// ...

val inputs: String = assets.open("inputs.json").bufferedReader().use { it.readText() }
val graphData: ByteArray = assets.open("authV2.wcd").loadIntoBytes()

val witness: ByteArray = calculateWitness(inputs, graphData)

Example

To run the example project, clone the repo, and run app module application.

License

circom-witnesscalc-android is part of the iden3 project and licensed under MIT and APACHE 2.0 licences. Please check the LICENSE-MIT and LICENSE-APACHE files for more details.