class Lightning::Onion::ChaCha20::OpenSSL
Public Class Methods
chacha20_encrypt(key, counter, nonce, plaintext)
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# File lib/lightning/onion/chacha20/openssl.rb, line 7 def self.chacha20_encrypt(key, counter, nonce, plaintext) cipher = ::OpenSSL::Cipher.new("ChaCha20") cipher.encrypt cipher.iv = [counter].pack('V*') + nonce cipher.key = key cipher.update(plaintext) + cipher.final end