spb/os-vault Public

1import WalletCoreC2import Foundation3// SPDX-License-Identifier: Apache-2.04//5// Copyright © 2017 Trust Wallet.6//7// This is a GENERATED FILE, changes made here WILL BE LOST.8//910import Foundation1112/// `crypto_box` encryption algorithms.13public struct CryptoBox {1415    /// Encrypts message using `my_secret` and `other_pubkey`.16    /// The output will have a randomly generated nonce prepended to it.17    /// The output will be Overhead + 24 bytes longer than the original.18    ///19    /// - Parameter mySecret: *non-null* pointer to my secret key.20    /// - Parameter otherPubkey: *non-null* pointer to other's public key.21    /// - Parameter message: *non-null* pointer to the message to be encrypted.22    /// - Returns: *nullable* pointer to the encrypted message with randomly generated nonce prepended to it.23    public static func encryptEasy(mySecret: CryptoBoxSecretKey, otherPubkey: CryptoBoxPublicKey, message: Data) -> Data {24        let messageData = TWDataCreateWithNSData(message)25        defer {26            TWDataDelete(messageData)27        }28        return TWDataNSData(TWCryptoBoxEncryptEasy(mySecret.rawValue, otherPubkey.rawValue, messageData))29    }3031    /// Decrypts box produced by `TWCryptoBoxEncryptEasy`.32    /// We assume a 24-byte nonce is prepended to the encrypted text in box.33    ///34    /// - Parameter mySecret: *non-null* pointer to my secret key.35    /// - Parameter otherPubkey: *non-null* pointer to other's public key.36    /// - Parameter encrypted: *non-null* pointer to the encrypted message with nonce prepended to it.37    /// - Returns: *nullable* pointer to the decrypted message.38    public static func decryptEasy(mySecret: CryptoBoxSecretKey, otherPubkey: CryptoBoxPublicKey, encrypted: Data) -> Data? {39        let encryptedData = TWDataCreateWithNSData(encrypted)40        defer {41            TWDataDelete(encryptedData)42        }43        guard let result = TWCryptoBoxDecryptEasy(mySecret.rawValue, otherPubkey.rawValue, encryptedData) else {44            return nil45        }46        return TWDataNSData(result)47    }484950    init() {51    }525354}55