swarm: Chunk refactor (#17659)

Co-authored-by: Janos Guljas <janos@resenje.org>
Co-authored-by: Balint Gabor <balint.g@gmail.com>
Co-authored-by: Anton Evangelatov <anton.evangelatov@gmail.com>
Co-authored-by: Viktor Trón <viktor.tron@gmail.com>

1 files changed, 0 insertions, 69 deletions

diff --git a/swarm/storage/chunkstore.go b/swarm/storage/chunkstore.go
deleted file mode 100644
index 3b4d97a7a..000000000
--- a/swarm/storage/chunkstore.go
+++ /dev/null
@@ -1,69 +0,0 @@
-// Copyright 2016 The go-ethereum Authors
-// This file is part of the go-ethereum library.
-//
-// The go-ethereum library is free software: you can redistribute it and/or modify
-// it under the terms of the GNU Lesser General Public License as published by
-// the Free Software Foundation, either version 3 of the License, or
-// (at your option) any later version.
-//
-// The go-ethereum library is distributed in the hope that it will be useful,
-// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-// GNU Lesser General Public License for more details.
-//
-// You should have received a copy of the GNU Lesser General Public License
-// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
-
-package storage
-
-import (
-	"context"
-	"sync"
-)
-
-/*
-ChunkStore interface is implemented by :
-
-- MemStore: a memory cache
-- DbStore: local disk/db store
-- LocalStore: a combination (sequence of) memStore and dbStore
-- NetStore: cloud storage abstraction layer
-- FakeChunkStore: dummy store which doesn't store anything just implements the interface
-*/
-type ChunkStore interface {
-	Put(context.Context, *Chunk) // effectively there is no error even if there is an error
-	Get(context.Context, Address) (*Chunk, error)
-	Close()
-}
-
-// MapChunkStore is a very simple ChunkStore implementation to store chunks in a map in memory.
-type MapChunkStore struct {
-	chunks map[string]*Chunk
-	mu     sync.RWMutex
-}
-
-func NewMapChunkStore() *MapChunkStore {
-	return &MapChunkStore{
-		chunks: make(map[string]*Chunk),
-	}
-}
-
-func (m *MapChunkStore) Put(ctx context.Context, chunk *Chunk) {
-	m.mu.Lock()
-	defer m.mu.Unlock()
-	m.chunks[chunk.Addr.Hex()] = chunk
-	chunk.markAsStored()
-}
-
-func (m *MapChunkStore) Get(ctx context.Context, addr Address) (*Chunk, error) {
-	m.mu.RLock()
-	defer m.mu.RUnlock()
-	chunk := m.chunks[addr.Hex()]
-	if chunk == nil {
-		return nil, ErrChunkNotFound
-	}
-	return chunk, nil
-}
-
-func (m *MapChunkStore) Close() {
-}