swarm/storage/feed: remove unused code (#18324)

swarm/storage/feed/handler.go

@@ -23,7 +23,6 @@ import (
  "context"
  "fmt"
  "sync"
- "time"
 
  "github.com/ethereum/go-ethereum/swarm/storage/feed/lookup"
 
@@ -32,12 +31,10 @@ import (
 )
 
 type Handler struct {
- chunkStore *storage.NetStore
- HashSize int
- cache map[uint64]*cacheEntry
- cacheLock sync.RWMutex
- storeTimeout time.Duration
- queryMaxPeriods uint32
+ chunkStore *storage.NetStore
+ HashSize int
+ cache map[uint64]*cacheEntry
+ cacheLock sync.RWMutex
 }
 
 // HandlerParams pass parameters to the Handler constructor NewHandler

swarm/storage/feed/handler_test.go

@@ -40,7 +40,6 @@ var (
  }
  cleanF func()
  subtopicName = "føø.bar"
- hashfunc = storage.MakeHashFunc(storage.DefaultHash)
 )
 
 func init() {

swarm/storage/feed/timestampprovider.go

@@ -17,7 +17,6 @@
 package feed
 
 import (
- "encoding/binary"
  "encoding/json"
  "time"
 )
@@ -30,32 +29,11 @@ type Timestamp struct {
  Time uint64 `json:"time"` // Unix epoch timestamp, in seconds
 }
 
-// 8 bytes uint64 Time
-const timestampLength = 8
-
 // timestampProvider interface describes a source of timestamp information
 type timestampProvider interface {
  Now() Timestamp // returns the current timestamp information
 }
 
-// binaryGet populates the timestamp structure from the given byte slice
-func (t *Timestamp) binaryGet(data []byte) error {
- if len(data) != timestampLength {
- return NewError(ErrCorruptData, "timestamp data has the wrong size")
- }
- t.Time = binary.LittleEndian.Uint64(data[:8])
- return nil
-}
-
-// binaryPut Serializes a Timestamp to a byte slice
-func (t *Timestamp) binaryPut(data []byte) error {
- if len(data) != timestampLength {
- return NewError(ErrCorruptData, "timestamp data has the wrong size")
- }
- binary.LittleEndian.PutUint64(data, t.Time)
- return nil
-}
-
 // UnmarshalJSON implements the json.Unmarshaller interface
 func (t *Timestamp) UnmarshalJSON(data []byte) error {
  return json.Unmarshal(data, &t.Time)