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/**
* Copyright 2018 Google Inc.
*
* 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.
*
**************************************************************************
*/
#import <Foundation/Foundation.h>
NS_ASSUME_NONNULL_BEGIN
/**
* Protocol for public key verifying.
* Digital Signatures provide functionality of signing data and verification of the signatures.
* They are represented by a pair of primitives PublicKeySign for signing of data, and
* PublicKeyVerify for verification of signatures. Implementations of these interfaces are secure
* against adaptive chosen-message attacks. Signing data ensures the authenticity and the integrity
* of that data, but not its secrecy.
*/
@protocol TINKPublicKeyVerify <NSObject>
/**
* Verifies that @c signature is a digital signature for @c data.
*
* @param signature The signature to be verified.
* @param data The data for which to verify the signature.
* @param error non-nil in case of error.
* @return YES if the signature is valid, NO otherwise.
*/
- (BOOL)verifySignature:(NSData *)signature forData:(NSData *)data error:(NSError **)error;
@end
NS_ASSUME_NONNULL_END