55                             std::string* key) {  in generateKey()  argument
61     if (key)  in generateKey()
62       key->assign(reinterpret_cast<const char*>(&keyBlob[0]), keyBlob.size());  in generateKey()
78                           km::KeyFormat format, const std::string& key,  in importKey()  argument
91       const_cast<uint8_t*>(reinterpret_cast<const uint8_t*>(key.data())),  in importKey()
92       static_cast<size_t>(key.size()));  in importKey()
107 bool Keymaster::exportKey(const std::string& kmKey, std::string* key) {  in exportKey()  argument
115     if (key)  in exportKey()
116       key->assign(reinterpret_cast<const char*>(&exportedKeyBlob[0]),  in exportKey()
132 bool Keymaster::deleteKey(const std::string& key) {  in deleteKey()  argument
133   auto keyBlob = km::support::blob2hidlVec(key);  in deleteKey()