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arbotree: Add tree.Size, update arbo version

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arnaucube
2021-05-18 11:00:17 +02:00
parent 88cbe4f29f
commit aff9bcc186
4 changed files with 46 additions and 3 deletions
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12
treeinterface/arbotree/wrapper.go
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@@ -28,6 +28,7 @@ func (t *Tree) Init(name, storageDir string) error {
if err != nil {
return err
}
// storage := memory.NewMemoryStorage()
mt, err := arbo.NewTree(storage, 140, arbo.HashFunctionBlake2b) // TODO here the hash function would depend on the usage
if err != nil {
@@ -125,14 +126,21 @@ func (t *Tree) ImportDump(data []byte) error {
}
func (t *Tree) Size(root []byte) (int64, error) {
// TODO
return 0, nil
count := 0
err := t.Tree.Iterate(func(k, v []byte) {
if v[0] != arbo.PrefixValueLeaf {
return
}
count++
})
return int64(count), err
}
func (t *Tree) Snapshot(root []byte) (censustree.Tree, error) {
// TODO
return t, nil
}
func (t *Tree) HashExists(hash []byte) (bool, error) {
_, _, err := t.Tree.Get(hash)
if err != nil {