Feature/essentia

HDWalletKit/Wallet/Coin.swift

@@ -14,6 +14,7 @@ public enum Coin {
     case litecoin
     case bitcoinCash
     case dash
+    case essentia
 
     //https://github.com/satoshilabs/slips/blob/master/slip-0132.md
     public var privateKeyVersion: UInt32 {
@@ -25,6 +26,8 @@ public enum Coin {
             return 0x0488ADE4
         case .dash:
             return 0x02FE52CC
+        case .essentia:
+            return 0x0221312b
         default:
             fatalError("Not implemented")
         }
@@ -39,6 +42,8 @@ public enum Coin {
             return 0x00
         case .dash:
             return 0x4C
+        case .essentia:
+            return 0x1e
         default:
             fatalError("Not implemented")
         }
@@ -53,6 +58,8 @@ public enum Coin {
             return 0x05
         case .dash:
             return 0x10
+        case .essentia:
+            return 0x0d
         default:
             fatalError("Not implemented")
         }
@@ -68,6 +75,8 @@ public enum Coin {
             return 0xB0
         case .dash:
             return 0xCC
+        case .essentia:
+            return 0xd4
         default:
             fatalError("Not implemented")
         }
@@ -99,6 +108,8 @@ public enum Coin {
             return 60
         case .bitcoinCash:
             return 145
+        case .essentia:
+            return 11111
         }
     }
 
@@ -112,6 +123,8 @@ public enum Coin {
             return "bitcoincash"
         case .dash:
             return "dash"
+        case .essentia:
+            return "essentia"
         default: return ""
         }
     }

HDWalletKit/Wallet/PrivateKey.swift

@@ -94,6 +94,7 @@ public struct PrivateKey {
         case .bitcoin: fallthrough
         case .litecoin: fallthrough
         case .dash: fallthrough
+        case .essentia: fallthrough
         case .bitcoinCash:
             return self.wifCompressed()
         case .ethereum:

HDWalletKit/Wallet/PublicKey.swift

@@ -34,6 +34,7 @@ public struct PublicKey {
         case .bitcoin: fallthrough
         case .dash: fallthrough
         case .bitcoinCash: fallthrough
+        case .essentia: fallthrough
         case .litecoin:
             return generateBtcAddress()
         case .ethereum:
@@ -43,7 +44,7 @@ public struct PublicKey {
 
     public var utxoAddress: Address {
         switch coin {
-        case .bitcoin, .litecoin, .dash, .bitcoinCash:
+        case .bitcoin, .litecoin, .dash, .bitcoinCash, .essentia:
             return try! LegacyAddress(address, coin: coin)
         case .ethereum:
             fatalError("Coin does not support UTXO address")

HDWalletKit/Wallet/UTXOBased/UTXOWallet.swift

@@ -17,7 +17,7 @@ final public class UTXOWallet {
 
     public convenience init(privateKey: PrivateKey) {
         switch privateKey.coin {
-        case .bitcoin, .litecoin, .dash, .bitcoinCash:
+        case .bitcoin, .litecoin, .dash, .bitcoinCash, .essentia:
             self.init(privateKey: privateKey,
                       utxoSelector: UtxoSelector(),
                       utxoTransactionBuilder: UtxoTransactionBuilder(),

HDWalletKit/Wallet/UTXOBased/UtxoPrivateKeyType.swift

@@ -53,6 +53,15 @@ public enum UtxoPrivateKeyType {
             case .wifUncompressed:
                 return "^7[rs][1-9A-HJ-NP-Za-km-z]{49}"
             }
+        case .essentia:
+            switch self {
+            case .hex:
+                return "^\\p{XDigit}+$"
+            case .wifCompressed:
+                return "[Y][1-9A-HJ-NP-Za-km-z]{51}"
+            case .wifUncompressed:
+                return "^8[87][1-9A-HJ-NP-Za-km-z]{49}"
+            }
         }
     }
 

HDWalletKit_Tests/AddressGenerationTests.swift

@@ -169,6 +169,27 @@ class AddressGenerationTests: XCTestCase {
 
     }
 
+    func testEssentiaAddressGeneration() {
+        let entropy = Data(hex: "000102030405060708090a0b0c0d0e0f")
+        let mnemonic = Mnemonic.create(entropy: entropy)
+        let seed = Mnemonic.createSeed(mnemonic: mnemonic)
+        let wallet = Wallet(seed: seed, coin: .essentia)
+
+        let firstAccount = wallet.generateAccount(at: 0)
+        XCTAssertEqual(firstAccount.address, "DNzrSF4PEfC4pVdrhNdhz9fy8e8A7zubPF")
+        XCTAssertEqual(firstAccount.rawPublicKey, "02567f4a520d2974bd3da15346331b8c49778463e2d57a283b42530e4700906c8b")
+        XCTAssertEqual(firstAccount.rawPrivateKey, "YWNsomfysfAXszQgGHG5cRFutJ7fdRY7fPbQJDwis7gLQc1keb5G")
+
+        let secondAddress = wallet.generateAddress(at: 1)
+        XCTAssertEqual(secondAddress, "DKnzyoFZfREjsJZhRCsaP7VJfJNrAqYYtt")
+
+        let thirdAddress = wallet.generateAddress(at: 2)
+        XCTAssertEqual(thirdAddress, "DE6Z8NhDExUbgoHNC5zv6VnPbZivSM5kch")
+
+        let forthAddress = wallet.generateAddress(at: 3)
+        XCTAssertEqual(forthAddress, "DACjj5NUvsNx63E2bxkbZiyMQLvoAxbg6g")
+    }
+
     func testBitcoinAddressFromPrivateKeyGeneration() {
         let privateKey = PrivateKey(pk: "L35qaFLpbCc9yCzeTuWJg4qWnTs9BaLr5CDYcnJ5UnGmgLo8JBgk", coin: .bitcoin)
         XCTAssertEqual(privateKey?.publicKey.address, "128BCBZndgrPXzEgF4QbVR3jnQGwzRtEz5")
@@ -193,7 +214,11 @@ class AddressGenerationTests: XCTestCase {
     func testDashAddressFromPrivateKeyGeneration() {
         let privateKey = PrivateKey(pk: "XJV6uhBJu5tu34hjKK2x28t9kpMUmPH4vC9xU4RDA62Yz8oKsKac", coin: .dash)
         XCTAssertEqual(privateKey?.publicKey.address, "Xqe9L4R81MhQE4MX3w38zhAJyQSSiZLZXy")
-        XCTAssertEqual(privateKey?.publicKey.address, "Xqe9L4R81MhQE4MX3w38zhAJyQSSiZLZXy")
+    }
+
+    func testEssentiaAddressFromPrivateKeyGeneration() {
+        let privateKey = PrivateKey(pk: "YWNsomfysfAXszQgGHG5cRFutJ7fdRY7fPbQJDwis7gLQc1keb5G", coin: .essentia)
+        XCTAssertEqual(privateKey?.publicKey.address, "DNzrSF4PEfC4pVdrhNdhz9fy8e8A7zubPF")
     }
 
     func bip44PrivateKey(coin: Coin , from: PrivateKey) -> PrivateKey {

HDWalletKit_Tests/UTXO/UTXOSign.swift

@@ -66,6 +66,24 @@ class UTXOSign: XCTestCase {
         }
     }
 
+    func testEssentiaSign() {
+        let pk = PrivateKey(pk: "YWNsomfysfAXszQgGHG5cRFutJ7fdRY7fPbQJDwis7gLQc1keb5G", coin: .essentia)!
+        let lockingScript: Data = Data(hex: "76a914c3f36d42801567254b137c34051c523e9479959288ac")
+        let txidData: Data = Data(hex: "1240eb9af29867dc20b8b9df61e1b7be54b06b16352ae0ab8d31f7d05356b458")
+        let txHash: Data = Data(txidData.reversed())
+        let output = TransactionOutput(value: 524839, lockingScript: lockingScript)
+        let outpoint = TransactionOutPoint(hash: txHash, index: 352337565)
+        let utxo = UnspentTransaction(output: output, outpoint: outpoint)
+        let address = try! LegacyAddress("DP1BvFnKxTRczynwc8DTWFUK22XQ7pjzWJ", coin: .essentia)
+        let utxoWallet = UTXOWallet(privateKey: pk)
+        do {
+            let signedTx = try utxoWallet.createTransaction(to: address, amount: 10000, utxos: [utxo])
+            XCTAssertEqual(signedTx, "010000000158b45653d0f7318dabe02a35166bb054beb7e161dfb9b820dc6798f29aeb40129d3e00156a47304402206bd02997ffa76f05c4879d7977d768dbf981723d35e71f00fcd61091badfbb5902201ac76c07c4ca1eb6222d88f62cdd7abd7495714e7953f6825e8f24485b299b10012102567f4a520d2974bd3da15346331b8c49778463e2d57a283b42530e4700906c8bffffffff0210270000000000001976a914c3f36d42801567254b137c34051c523e9479959288ac35da0700000000001976a914c3e329c95a1ba683c5f27edacf2aa19ef4edae0788ac00000000")
+        } catch {
+            print(error)
+        }
+    }
+
     func testRawTransactionCration() {
         let pk = PrivateKey(pk: "L5VqJYoBWVKwe3icNjSGz5maPmAaSm32TEjPdxMNyix8groNubU8", coin: .bitcoin)!
         print(pk.publicKey.address)

README.md

@@ -7,7 +7,7 @@
 # HDWalletKit
 HDWalletKit is a Swift framwork that enables you to create and use bitcoin HD wallet ([Hierarchical Deterministic Wallets](https://github.com/bitcoin/bips/blob/master/bip-0032.mediawiki)) in your own app.
 <p>
-<img src="https://clogos.essdev.info/64x64/bitcoin.png" >  <img src="https://clogos.essdev.info/64x64/bitcoin-cash.png" >  <img src="https://clogos.essdev.info/64x64/litecoin.png" > <img src="https://clogos.essdev.info/64x64/dash.png" > <img src="https://clogos.essdev.info/64x64/ethereum.png" > <img src="https://clogos.essdev.info/64x64/erc20.png" >
+<img src="https://clogos.essdev.info/64x64/essentia.png" >  <img src="https://clogos.essdev.info/64x64/bitcoin.png" >  <img src="https://clogos.essdev.info/64x64/bitcoin-cash.png" >  <img src="https://clogos.essdev.info/64x64/litecoin.png" > <img src="https://clogos.essdev.info/64x64/dash.png" > <img src="https://clogos.essdev.info/64x64/ethereum.png" > <img src="https://clogos.essdev.info/64x64/erc20.png" >
 </p>
 You can check if the address generation is working right [here](https://iancoleman.io/bip39/).