79 fn wrap_keyblob(keyblob: &[u8]) -> anyhow::Result<Vec<u8>> {  in wrap_keyblob()
80     let mut result = Vec::with_capacity(KEYBLOB_PREFIX.len() + keyblob.len() + HMAC_SHA256_LEN);  in wrap_keyblob()
82     result.extend_from_slice(keyblob);  in wrap_keyblob()
83     let tag = hmac_sha256(KEYBLOB_HMAC_KEY, keyblob)  in wrap_keyblob()
91 fn unwrap_keyblob(keyblob: &[u8]) -> KeyBlob {  in unwrap_keyblob()
92     if !keyblob.starts_with(KEYBLOB_PREFIX) {  in unwrap_keyblob()
93         return KeyBlob::Raw(keyblob);  in unwrap_keyblob()
95     let without_prefix = &keyblob[KEYBLOB_PREFIX.len()..];  in unwrap_keyblob()
97         return KeyBlob::Raw(keyblob);  in unwrap_keyblob()
104             return KeyBlob::Raw(keyblob);  in unwrap_keyblob()
111         KeyBlob::Raw(keyblob)  in unwrap_keyblob()
261             KeyBlob::Raw(keyblob) => self.real.upgradeKey(keyblob, upgrade_params),  in upgradeKey()
262             KeyBlob::Wrapped(keyblob) => {  in upgradeKey()
264                 let upgraded_keyblob = self.soft.upgradeKey(keyblob, upgrade_params)?;  in upgradeKey()
269     fn deleteKey(&self, keyblob: &[u8]) -> binder::Result<()> {  in deleteKey()
270         match unwrap_keyblob(keyblob) {  in deleteKey()
271             KeyBlob::Raw(keyblob) => self.real.deleteKey(keyblob),  in deleteKey()
272             KeyBlob::Wrapped(keyblob) => {  in deleteKey()
275                 self.soft.deleteKey(keyblob)  in deleteKey()
282         keyblob: &[u8],  in begin()
286         match unwrap_keyblob(keyblob) {  in begin()
287             KeyBlob::Raw(keyblob) => self.real.begin(purpose, keyblob, params, auth_token),  in begin()
288             KeyBlob::Wrapped(keyblob) => self.soft.begin(purpose, keyblob, params, auth_token),  in begin()
293         keyblob: &[u8],  in getKeyCharacteristics()
297         match unwrap_keyblob(keyblob) {  in getKeyCharacteristics()
298             KeyBlob::Raw(keyblob) => self.real.getKeyCharacteristics(keyblob, app_id, app_data),  in getKeyCharacteristics()
299             KeyBlob::Wrapped(keyblob) => self.soft.getKeyCharacteristics(keyblob, app_id, app_data),  in getKeyCharacteristics()
404         let keyblob = vec![1, 2, 3];  in test_wrap_keyblob()  localVariable
405         let wrapped = wrap_keyblob(&keyblob).unwrap();  in test_wrap_keyblob()
407         assert_eq!(&wrapped[KEYBLOB_PREFIX.len()..KEYBLOB_PREFIX.len() + keyblob.len()], &keyblob);  in test_wrap_keyblob()
408         assert_eq!(unwrap_keyblob(&keyblob), KeyBlob::Raw(&keyblob));  in test_wrap_keyblob()
409         assert_eq!(unwrap_keyblob(&wrapped), KeyBlob::Wrapped(&keyblob));  in test_wrap_keyblob()