forked from TrueCloudLab/restic
54 lines
1.8 KiB
Go
54 lines
1.8 KiB
Go
/*
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* Minio Go Library for Amazon S3 Compatible Cloud Storage
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* Copyright 2017 Minio, Inc.
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*
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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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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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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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// Package encrypt implements a generic interface to encrypt any stream of data.
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// currently this package implements two types of encryption
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// - Symmetric encryption using AES.
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// - Asymmetric encrytion using RSA.
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package encrypt
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import "io"
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// Materials - provides generic interface to encrypt any stream of data.
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type Materials interface {
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// Closes the wrapped stream properly, initiated by the caller.
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Close() error
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// Returns encrypted/decrypted data, io.Reader compatible.
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Read(b []byte) (int, error)
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// Get randomly generated IV, base64 encoded.
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GetIV() (iv string)
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// Get content encrypting key (cek) in encrypted form, base64 encoded.
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GetKey() (key string)
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// Get user provided encryption material description in
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// JSON (UTF8) format. This is not used, kept for future.
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GetDesc() (desc string)
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// Setup encrypt mode, further calls of Read() function
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// will return the encrypted form of data streamed
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// by the passed reader
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SetupEncryptMode(stream io.Reader) error
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// Setup decrypted mode, further calls of Read() function
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// will return the decrypted form of data streamed
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// by the passed reader
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SetupDecryptMode(stream io.Reader, iv string, key string) error
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}
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