17         key: OpaqueOr<crypto::aes::Key>,  in begin()
18         mode: crypto::aes::CipherMode,  in begin()
27             crypto::aes::CipherMode::EcbNoPadding | crypto::aes::CipherMode::EcbPkcs7Padding => {  in begin()
29                     crypto::aes::Key::Aes128(k) => (Cipher::aes_128_ecb(), &k[..]),  in begin()
30                     crypto::aes::Key::Aes192(k) => (Cipher::aes_192_ecb(), &k[..]),  in begin()
31                     crypto::aes::Key::Aes256(k) => (Cipher::aes_256_ecb(), &k[..]),  in begin()
35                 if let crypto::aes::CipherMode::EcbPkcs7Padding = mode {  in begin()
43             crypto::aes::CipherMode::CbcNoPadding { nonce: n }  in begin()
44             | crypto::aes::CipherMode::CbcPkcs7Padding { nonce: n } => {  in begin()
46                     crypto::aes::Key::Aes128(k) => (Cipher::aes_128_cbc(), &k[..]),  in begin()
47                     crypto::aes::Key::Aes192(k) => (Cipher::aes_192_cbc(), &k[..]),  in begin()
48                     crypto::aes::Key::Aes256(k) => (Cipher::aes_256_cbc(), &k[..]),  in begin()
52                 if let crypto::aes::CipherMode::CbcPkcs7Padding { nonce: _ } = mode {  in begin()
60             crypto::aes::CipherMode::Ctr { nonce: n } => {  in begin()
62                     crypto::aes::Key::Aes128(k) => (Cipher::aes_128_ctr(), &k[..]),  in begin()
63                     crypto::aes::Key::Aes192(k) => (Cipher::aes_192_ctr(), &k[..]),  in begin()
64                     crypto::aes::Key::Aes256(k) => (Cipher::aes_256_ctr(), &k[..]),  in begin()
76         key: OpaqueOr<crypto::aes::Key>,  in begin_aead()
77         mode: crypto::aes::GcmMode,  in begin_aead()
86             crypto::aes::GcmMode::GcmTag12 { nonce: n }  in begin_aead()
87             | crypto::aes::GcmMode::GcmTag13 { nonce: n }  in begin_aead()
88             | crypto::aes::GcmMode::GcmTag14 { nonce: n }  in begin_aead()
89             | crypto::aes::GcmMode::GcmTag15 { nonce: n }  in begin_aead()
90             | crypto::aes::GcmMode::GcmTag16 { nonce: n } => {  in begin_aead()
92                     crypto::aes::Key::Aes128(k) => (Cipher::aes_128_gcm(), &k[..]),  in begin_aead()
93                     crypto::aes::Key::Aes192(k) => (Cipher::aes_192_gcm(), &k[..]),  in begin_aead()
94                     crypto::aes::Key::Aes256(k) => (Cipher::aes_256_gcm(), &k[..]),  in begin_aead()
124         let mut output = vec_try![0; data.len() + crypto::aes::BLOCK_SIZE]?;  in update()
134         let mut output = vec_try![0; crypto::aes::BLOCK_SIZE]?;  in finish()
143     mode: crypto::aes::GcmMode,
159         let mut output = vec_try![0; crypto::aes::BLOCK_SIZE + self.mode.tag_len()]?;  in finish()