Official Go implementation of the Ethereum protocol
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// Copyright 2015 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 downloader
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// SyncMode represents the synchronisation mode of the downloader.
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type SyncMode int
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const (
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FullSync SyncMode = iota // Synchronise the entire blockchain history from full blocks
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FastSync // Quickly download the headers, full sync only at the chain head
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LightSync // Download only the headers and terminate afterwards
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)
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