ChaCha20Poly1305MessageEncrypter

rustls::crypto::aws_lc_rs::tls12

Struct ChaCha20Poly1305MessageEncrypter 

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struct ChaCha20Poly1305MessageEncrypter {
    enc_key: LessSafeKey,
    enc_offset: Iv,
}
Expand description

The RFC7905/RFC7539 ChaCha20Poly1305 construction. This implementation does the AAD construction required in TLS1.2. TLS1.3 uses TLS13MessageEncrypter.

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§enc_key: LessSafeKey§enc_offset: Iv

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impl MessageEncrypter for ChaCha20Poly1305MessageEncrypter

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fn encrypt( &mut self, msg: OutboundPlainMessage<'_>, seq: u64, ) -> Result<OutboundOpaqueMessage, Error>

Encrypt the given TLS message msg, using the sequence number seq which can be used to derive a unique Nonce.
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fn encrypted_payload_len(&self, payload_len: usize) -> usize

Return the length of the ciphertext that results from encrypting plaintext of length payload_len

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