46 lines
724 B
Go
46 lines
724 B
Go
|
package meta
|
||
|
|
|
||
|
|
import "github.com/Xuanwo/go-bufferpool"
|
||
|
|
|
||
|
|
var (
|
||
|
|
pool = bufferpool.New(128)
|
||
|
|
|
||
|
|
// i:<ino> => Inode
|
||
|
|
inodePrefix = []byte("i:")
|
||
|
|
// d:<ino>:<name> => Inode
|
||
|
|
dirPrefix = []byte("d:")
|
||
|
|
)
|
||
|
|
|
||
|
|
func InodeKey(id uint64) []byte {
|
||
|
|
buf := pool.Get()
|
||
|
|
defer buf.Free()
|
||
|
|
|
||
|
|
buf.AppendBytes(inodePrefix)
|
||
|
|
buf.AppendUint(id)
|
||
|
|
|
||
|
|
return buf.BytesCopy()
|
||
|
|
}
|
||
|
|
|
||
|
|
func EntryKey(id uint64, name string) []byte {
|
||
|
|
buf := pool.Get()
|
||
|
|
defer buf.Free()
|
||
|
|
|
||
|
|
buf.AppendBytes(dirPrefix)
|
||
|
|
buf.AppendUint(id)
|
||
|
|
buf.AppendByte(':')
|
||
|
|
buf.AppendString(name)
|
||
|
|
|
||
|
|
return buf.BytesCopy()
|
||
|
|
}
|
||
|
|
|
||
|
|
func EntryPrefix(id uint64) []byte {
|
||
|
|
buf := pool.Get()
|
||
|
|
defer buf.Free()
|
||
|
|
|
||
|
|
buf.AppendBytes(dirPrefix)
|
||
|
|
buf.AppendUint(id)
|
||
|
|
buf.AppendByte(':')
|
||
|
|
|
||
|
|
return buf.BytesCopy()
|
||
|
|
}
|