Secp256k1Swift
A secondary encapsulation of https://github.com/Boilertalk/secp256k1.swift, well-tested and easy to use.
Integration
You can use The Swift Package Manager to install Secp256k1Swift by adding the proper description to your Package.swift file:
import PackageDescription
let package = Package(
name: "YOUR_PROJECT_NAME",
dependencies: [
.package(url: "https://github.com/LanfordCai/Secp256k1Swift.git", from: "0.1.1"),
]
)Then run swift build whenever you get prepared.
Basic Usage
Generate Secp256k1 key pairs
let (privkey, pubkey) = try! Secp256k1.keyPair()Verify a private key
let result = Secp256k1.isValidPrivateKey(privkey)Sign a message
let sig = try! Secp256k1.sign(msg: msg, with: privkey, nonceFunction: .default)Verify a signature
let result = Secp256k1.verify(msg: msg, sig: sig, pubkey: pubkey)Sign compact
let (sig, recID) = try! Secp256k1.signCompact(msg: msg, with: privkey, nonceFunction: .default)Verify compact
let result = Secp256k1.verifyCompact(msg: msg, sig: sig, pubkey: pubkey)For more usage examples, please checkout the Tests
Test Vectors
The test vectors are from https://github.com/btccom/secp256k1-go