INNER CODE UNIT · Swift

open

jedisct1/swift-sodium · Sources/Sodium/Box.swift:326

    func open(nonceAndAuthenticatedCipherText: Bytes, beforenm: Beforenm) -> Bytes? {
        guard nonceAndAuthenticatedCipherText.count >= NonceBytes + MacBytes else { return nil }

        let nonce = nonceAndAuthenticatedCipherText[..<NonceBytes].bytes as Nonce
        let authenticatedCipherText = nonceAndAuthenticatedCipherText[NonceBytes...].bytes

        return open(authenticatedCipherText: authenticatedCipherText, beforenm: beforenm, nonce: nonce)
    }

    /**
     Decrypts a message and encryption nonce with the shared secret key generated from a recipient's public key and a sender's secret key using `beforenm()`.

     - Parameter authenticatedCipherText: The authenticated ciphertext.
     - Parameter beforenm: The shared secret key.
     - Parameter nonce: The encryption nonce.

     - Returns: The decrypted message.
     */

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