aboutsummaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
-rw-r--r--ethdb/database.go4
-rw-r--r--ethdb/memory_database.go6
-rw-r--r--ethutil/db.go1
3 files changed, 11 insertions, 0 deletions
diff --git a/ethdb/database.go b/ethdb/database.go
index 76e4b4e4d..1e987920d 100644
--- a/ethdb/database.go
+++ b/ethdb/database.go
@@ -36,6 +36,10 @@ func (db *LDBDatabase) Get(key []byte) ([]byte, error) {
return db.db.Get(key, nil)
}
+func (db *LDBDatabase) Delete(key []byte) error {
+ return db.db.Delete(key, nil)
+}
+
func (db *LDBDatabase) LastKnownTD() []byte {
data, _ := db.db.Get([]byte("LastKnownTotalDifficulty"), nil)
diff --git a/ethdb/memory_database.go b/ethdb/memory_database.go
index cd9f24000..9e91eb7d6 100644
--- a/ethdb/memory_database.go
+++ b/ethdb/memory_database.go
@@ -26,6 +26,12 @@ func (db *MemDatabase) Get(key []byte) ([]byte, error) {
return db.db[string(key)], nil
}
+func (db *MemDatabase) Delete(key []byte) error {
+ delete(db.db, string(key))
+
+ return nil
+}
+
func (db *MemDatabase) Print() {
for key, val := range db.db {
fmt.Printf("%x(%d): ", key, len(key))
diff --git a/ethutil/db.go b/ethutil/db.go
index 3681c4b05..b11d5d726 100644
--- a/ethutil/db.go
+++ b/ethutil/db.go
@@ -4,6 +4,7 @@ package ethutil
type Database interface {
Put(key []byte, value []byte)
Get(key []byte) ([]byte, error)
+ Delete(key []byte) error
LastKnownTD() []byte
Close()
Print()