Refactor out protocol and luhn (protocol dependency) packages

internal/db/blockmap.go

@@ -28,9 +28,9 @@ import (
 	"sort"
 	"sync"
 
+	"github.com/syncthing/protocol"
 	"github.com/syncthing/syncthing/internal/config"
 	"github.com/syncthing/syncthing/internal/osutil"
-	"github.com/syncthing/syncthing/internal/protocol"
 
 	"github.com/syndtr/goleveldb/leveldb"
 	"github.com/syndtr/goleveldb/leveldb/util"

internal/db/blockmap_test.go

@@ -18,8 +18,8 @@ package db
 import (
 	"testing"
 
+	"github.com/syncthing/protocol"
 	"github.com/syncthing/syncthing/internal/config"
-	"github.com/syncthing/syncthing/internal/protocol"
 
 	"github.com/syndtr/goleveldb/leveldb"
 	"github.com/syndtr/goleveldb/leveldb/storage"

internal/db/leveldb.go

@@ -25,8 +25,8 @@ import (
 	"sort"
 	"sync"
 
+	"github.com/syncthing/protocol"
 	"github.com/syncthing/syncthing/internal/lamport"
-	"github.com/syncthing/syncthing/internal/protocol"
 	"github.com/syndtr/goleveldb/leveldb"
 	"github.com/syndtr/goleveldb/leveldb/iterator"
 	"github.com/syndtr/goleveldb/leveldb/opt"

internal/db/set.go

@@ -24,9 +24,9 @@ package db
 import (
 	"sync"
 
+	"github.com/syncthing/protocol"
 	"github.com/syncthing/syncthing/internal/lamport"
 	"github.com/syncthing/syncthing/internal/osutil"
-	"github.com/syncthing/syncthing/internal/protocol"
 	"github.com/syndtr/goleveldb/leveldb"
 )
 

internal/db/set_test.go

@@ -22,9 +22,9 @@ import (
 	"sort"
 	"testing"
 
+	"github.com/syncthing/protocol"
 	"github.com/syncthing/syncthing/internal/db"
 	"github.com/syncthing/syncthing/internal/lamport"
-	"github.com/syncthing/syncthing/internal/protocol"
 	"github.com/syndtr/goleveldb/leveldb"
 	"github.com/syndtr/goleveldb/leveldb/storage"
 )

internal/db/truncated.go

@@ -21,7 +21,7 @@ package db
 import (
 	"fmt"
 
-	"github.com/syncthing/syncthing/internal/protocol"
+	"github.com/syncthing/protocol"
 )
 
 // Used for unmarshalling a FileInfo structure but skipping the block list.