65 lines
1.6 KiB
C
65 lines
1.6 KiB
C
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/*
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Copyright 2018 New Vector Ltd
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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#import <Foundation/Foundation.h>
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#import "OLMSerializable.h"
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#import "OLMPkMessage.h"
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NS_ASSUME_NONNULL_BEGIN
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@interface OLMPkDecryption : NSObject <OLMSerializable, NSSecureCoding>
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/**
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Initialise the key from the private part of a key as returned by `privateKey`.
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Note that the pubkey is a base64 encoded string, but the private key is
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an unencoded byte array.
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@param privateKey the private key part.
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@param error the error if any.
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@return the associated public key.
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*/
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- (NSString *)setPrivateKey:(NSData*)privateKey error:(NSError* _Nullable *)error;
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/**
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Generate a new key to use for decrypting messages.
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@param error the error if any.
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@return the public part of the generated key.
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*/
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- (NSString *)generateKey:(NSError* _Nullable *)error;
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/**
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Get the private key.
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@return the private key;
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*/
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- (NSData *)privateKey;
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/**
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Decrypt a ciphertext.
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@param message the cipher message to decrypt.
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@param error the error if any.
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@return the decrypted message.
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*/
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- (NSString *)decryptMessage:(OLMPkMessage*)message error:(NSError* _Nullable *)error;
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@end
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NS_ASSUME_NONNULL_END
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