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40 lines
1.1 KiB
40 lines
1.1 KiB
// Copyright 2017 The go-ethereum Authors
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// This file is part of the go-ethereum library.
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//
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// The go-ethereum library is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Lesser General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// The go-ethereum library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public License
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// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
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package storage
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import (
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"hash"
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)
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const (
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BMTHash = "BMT"
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SHA3Hash = "SHA3" // http://golang.org/pkg/hash/#Hash
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)
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type SwarmHash interface {
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hash.Hash
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ResetWithLength([]byte)
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}
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type HashWithLength struct {
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hash.Hash
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}
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func (self *HashWithLength) ResetWithLength(length []byte) {
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self.Reset()
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self.Write(length)
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}
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