trie: remove dependency on ethdb

This removes the core/types -> leveldb dependency.

2 files changed, 8 insertions, 9 deletions

diff --git a/core/state/sync.go b/core/state/sync.go
index bab9c8e7e..8456a810b 100644
--- a/core/state/sync.go
+++ b/core/state/sync.go
@@ -21,7 +21,6 @@ import (
 	"math/big"
 
 	"github.com/ethereum/go-ethereum/common"
-	"github.com/ethereum/go-ethereum/ethdb"
 	"github.com/ethereum/go-ethereum/rlp"
 	"github.com/ethereum/go-ethereum/trie"
 )
@@ -32,7 +31,7 @@ import (
 type StateSync trie.TrieSync
 
 // NewStateSync create a new state trie download scheduler.
-func NewStateSync(root common.Hash, database ethdb.Database) *StateSync {
+func NewStateSync(root common.Hash, database trie.DatabaseReader) *StateSync {
 	var syncer *trie.TrieSync
 
 	callback := func(leaf []byte, parent common.Hash) error {
@@ -62,8 +61,8 @@ func (s *StateSync) Missing(max int) []common.Hash {
 // Process injects a batch of retrieved trie nodes data, returning if something
 // was committed to the database and also the index of an entry if processing of
 // it failed.
-func (s *StateSync) Process(list []trie.SyncResult) (bool, int, error) {
-	return (*trie.TrieSync)(s).Process(list)
+func (s *StateSync) Process(list []trie.SyncResult, dbw trie.DatabaseWriter) (bool, int, error) {
+	return (*trie.TrieSync)(s).Process(list, dbw)
 }
 
 // Pending returns the number of state entries currently pending for download.
diff --git a/core/state/sync_test.go b/core/state/sync_test.go
index 8111320e6..2a30c86f4 100644
--- a/core/state/sync_test.go
+++ b/core/state/sync_test.go
@@ -138,7 +138,7 @@ func testIterativeStateSync(t *testing.T, batch int) {
 			}
 			results[i] = trie.SyncResult{Hash: hash, Data: data}
 		}
-		if _, index, err := sched.Process(results); err != nil {
+		if _, index, err := sched.Process(results, dstDb); err != nil {
 			t.Fatalf("failed to process result #%d: %v", index, err)
 		}
 		queue = append(queue[:0], sched.Missing(batch)...)
@@ -168,7 +168,7 @@ func TestIterativeDelayedStateSync(t *testing.T) {
 			}
 			results[i] = trie.SyncResult{Hash: hash, Data: data}
 		}
-		if _, index, err := sched.Process(results); err != nil {
+		if _, index, err := sched.Process(results, dstDb); err != nil {
 			t.Fatalf("failed to process result #%d: %v", index, err)
 		}
 		queue = append(queue[len(results):], sched.Missing(0)...)
@@ -206,7 +206,7 @@ func testIterativeRandomStateSync(t *testing.T, batch int) {
 			results = append(results, trie.SyncResult{Hash: hash, Data: data})
 		}
 		// Feed the retrieved results back and queue new tasks
-		if _, index, err := sched.Process(results); err != nil {
+		if _, index, err := sched.Process(results, dstDb); err != nil {
 			t.Fatalf("failed to process result #%d: %v", index, err)
 		}
 		queue = make(map[common.Hash]struct{})
@@ -249,7 +249,7 @@ func TestIterativeRandomDelayedStateSync(t *testing.T) {
 			}
 		}
 		// Feed the retrieved results back and queue new tasks
-		if _, index, err := sched.Process(results); err != nil {
+		if _, index, err := sched.Process(results, dstDb); err != nil {
 			t.Fatalf("failed to process result #%d: %v", index, err)
 		}
 		for _, hash := range sched.Missing(0) {
@@ -283,7 +283,7 @@ func TestIncompleteStateSync(t *testing.T) {
 			results[i] = trie.SyncResult{Hash: hash, Data: data}
 		}
 		// Process each of the state nodes
-		if _, index, err := sched.Process(results); err != nil {
+		if _, index, err := sched.Process(results, dstDb); err != nil {
 			t.Fatalf("failed to process result #%d: %v", index, err)
 		}
 		for _, result := range results {