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RecordCipher

Struct RecordCipher 

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pub struct RecordCipher {
    aead: Aead,
    salt: [u8; 4],
    seq: u64,
}
Expand description

一方向のレコード暗号(AES-GCM。RFC 5288)。nonce = 暗黙部 4 バイト + 明示部 8 バイト(= 通番)。

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§aead: Aead§salt: [u8; 4]§seq: u64

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impl RecordCipher

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pub fn new(key: &[u8], iv: &[u8]) -> Option<Self>

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fn aad(&self, ctype: u8, len: usize) -> [u8; 13]

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pub fn seal(&mut self, ctype: u8, plain: &[u8]) -> Vec<u8> ⓘ

平文を暗号化してレコード全体(ヘッダ込み)を返す。

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pub fn open(&mut self, ctype: u8, payload: &[u8]) -> Result<Vec<u8>, Tls12Error>

レコードの本体(明示 nonce + 暗号文 + タグ)を復号する。

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