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// Copyright 2017 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 fuse
import (
"sync"
"time"
"github.com/ethereum/go-ethereum/swarm/api"
)
const (
Swarmfs_Version = "0.1"
mountTimeout = time.Second * 5
unmountTimeout = time.Second * 10
maxFuseMounts = 5
)
var (
swarmfs *SwarmFS // Swarm file system singleton
swarmfsLock sync.Once
inode uint64 = 1 // global inode
inodeLock sync.RWMutex
)
type SwarmFS struct {
swarmApi *api.API
activeMounts map[string]*MountInfo
swarmFsLock *sync.RWMutex
}
func NewSwarmFS(api *api.API) *SwarmFS {
swarmfsLock.Do(func() {
swarmfs = &SwarmFS{
swarmApi: api,
swarmFsLock: &sync.RWMutex{},
activeMounts: map[string]*MountInfo{},
}
})
return swarmfs
}
// Inode numbers need to be unique, they are used for caching inside fuse
func NewInode() uint64 {
inodeLock.Lock()
defer inodeLock.Unlock()
inode += 1
return inode
}
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