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/*
* Copyright 2017 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package android.system.wifi.keystore@1.0;
/**
* This is the root of the HAL module and is the interface returned when
* loading an implementation of the Wi-Fi HAL. There must be at most one
* module loaded in the system.
*/
interface IKeystore {
/**
* Return values for Keystore requests.
*/
enum KeystoreStatusCode : uint32_t {
/** No errors. */
SUCCESS,
ERROR_UNKNOWN
};
/**
* Requests a binary blob from the keystore's key-value store.
*
* @param key the key into the keystore.
* @return status KeystoreStatusCode of the operation.
* Possible status codes:
* |KeystoreStatusCode.SUCCESS|,
* |KeystoreStatusCode.ERROR_UNKNOWN|
* @return value the value associated with |key| in the keystore.
*/
getBlob(string key)
generates (KeystoreStatusCode status, vec<uint8_t> value);
/**
* Requests the public key associated with the credential referred to by
* |keyId|.
*
* @param keyId the key identifier associated with the credential.
* @return status KeystoreStatusCode of the operation.
* Possible status codes:
* |KeystoreStatusCode.SUCCESS|,
* |KeystoreStatusCode.ERROR_UNKNOWN|
* @return publicKey the public key associated with the credential.
*/
getPublicKey(string keyId)
generates (KeystoreStatusCode status, vec<uint8_t> publicKey);
/**
* Signs the digest in |dataToSign| with the private key associated with
* the credential identified by |keyId|. This is a raw RSA or ECDSA
* operation that assumes |dataToSign| is already propertly digested and
* padded if necessary for the type of key.
*
* @param keyId the key identifier associated with the credential.
* @return status KeystoreStatusCode of the operation.
* Possible status codes:
* |KeystoreStatusCode.SUCCESS|,
* |KeystoreStatusCode.UNKNOWN|
* @return signedData the signed data.
*/
sign(string keyId, vec<uint8_t> dataToSign)
generates (KeystoreStatusCode status, vec<uint8_t> signedData);
};
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