feat(warder): add warder backbone (#181)

[bytom/vapor.git] / protocol / state / blockindex.go

diff --git a/protocol/state/blockindex.go b/protocol/state/blockindex.go
index c2e3963..e2e1354 100644 (file)
--- a/protocol/state/blockindex.go
+++ b/protocol/state/blockindex.go
@@ -85,20 +85,6 @@ func (node *BlockNode) CalcPastMedianTime() uint64 {
        return timestamps[len(timestamps)/2]
 }
 
-// GetParent return the node of specified height
-// And the node satisfies the same chain as current node
-// Height of current node must greater than height parameter
-func (node *BlockNode) GetParent(height uint64) *BlockNode {
-       prevBlockNode := node
-       for prevBlockNode != nil && prevBlockNode.Height != height {
-               if prevBlockNode.Height < height {
-                       return nil
-               }
-               prevBlockNode = prevBlockNode.Parent
-       }
-       return prevBlockNode
-}
-
 // BlockIndex is the struct for help chain trace block chain as tree
 type BlockIndex struct {
        sync.RWMutex
@@ -111,9 +97,9 @@ type BlockIndex struct {
 // NewBlockIndex will create a empty BlockIndex
 func NewBlockIndex() *BlockIndex {
        return &BlockIndex{
-               index:     make(map[bc.Hash]*BlockNode),
+               index:       make(map[bc.Hash]*BlockNode),
                heightIndex: make(map[uint64][]*BlockNode),
-               mainChain: make([]*BlockNode, 0, approxNodesPerDay),
+               mainChain:   make([]*BlockNode, 0, approxNodesPerDay),
        }
 }