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48 lines
1.9 KiB
Go
48 lines
1.9 KiB
Go
// Copyright 2024 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 exex
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import (
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"github.com/ethereum/go-ethereum/common"
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"github.com/ethereum/go-ethereum/core/types"
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)
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// Chain provides read access to Geth's internal chain object.
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type Chain interface {
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// TODO(karalabe): Wrap chain config into an exex interface
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// Config() *params.ChainConfig
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// Head retrieves the current head block's header from the canonical chain.
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Head() *types.Header
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// Header retrieves a block header with the given number from the canonical
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// chain. Headers on side-chains are not exposed by the Chain interface.
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Header(number uint64) *types.Header
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// Block retrieves an entire block with the given number from the canonical
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// chain. Blocks on side-chains are not exposed by the Chain interface.
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Block(number uint64) *types.Block
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// State retrieves a state accessor at a given root hash, or nil if the state
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// associated with the given block has already been pruned.
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State(root common.Hash) State
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// Receipts retrieves a set of receipts belonging to all transactions within
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// a block from the canonical chain. Receipts on side-chains are not exposed
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// by the Chain interface.
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Receipts(number uint64) []*types.Receipt
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}
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