99 static bool generateKeymasterKey(Keymaster& keymaster, const KeyAuthentication& auth,  in generateKeymasterKey()  argument
107     if (auth.token.empty()) {  in generateKeymasterKey()
112         if (auth.token.size() != sizeof(hw_auth_token_t)) {  in generateKeymasterKey()
114                        << auth.token.size() << " bytes";  in generateKeymasterKey()
117         const hw_auth_token_t* at = reinterpret_cast<const hw_auth_token_t*>(auth.token.data());  in generateKeymasterKey()
125 static keymaster::AuthorizationSetBuilder beginParams(const KeyAuthentication& auth,  in beginParams()  argument
132     if (!auth.token.empty()) {  in beginParams()
134         addStringParam(&paramBuilder, keymaster::TAG_AUTH_TOKEN, auth.token);  in beginParams()
140                                     const KeyAuthentication& auth, const std::string& appId,  in encryptWithKeymasterKey()  argument
142     auto params = beginParams(auth, appId).build();  in encryptWithKeymasterKey()
165                                     const KeyAuthentication& auth, const std::string& appId,  in decryptWithKeymasterKey()  argument
169     auto params = addStringParam(beginParams(auth, appId), keymaster::TAG_NONCE, nonce).build();  in decryptWithKeymasterKey()
237 static bool generateAppId(const KeyAuthentication& auth, const std::string& stretching,  in generateAppId()  argument
241     if (!stretchSecret(stretching, auth.secret, salt, &stretched)) return false;  in generateAppId()
246 bool storeKey(const std::string& dir, const KeyAuthentication& auth, const std::string& key) {  in storeKey()  argument
259     std::string stretching = auth.secret.empty() ? kStretch_nopassword : getStretching();  in storeKey()
270     if (!generateAppId(auth, stretching, salt, secdiscardable, &appId)) return false;  in storeKey()
274     if (!generateKeymasterKey(keymaster, auth, appId, &kmKey)) return false;  in storeKey()
277     if (!encryptWithKeymasterKey(keymaster, kmKey, auth, appId, key, &encryptedKey)) return false;  in storeKey()
282 bool retrieveKey(const std::string& dir, const KeyAuthentication& auth, std::string* key) {  in retrieveKey()  argument
298     if (!generateAppId(auth, stretching, salt, secdiscardable, &appId)) return false;  in retrieveKey()
305     return decryptWithKeymasterKey(keymaster, kmKey, auth, appId, encryptedMessage, key);  in retrieveKey()