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authorobscuren <geffobscura@gmail.com>2015-04-07 18:32:55 +0800
committerobscuren <geffobscura@gmail.com>2015-04-07 18:32:55 +0800
commit7b6a8cc9ae56856f1c292243b57d658b67b92621 (patch)
treee959e2d89dc88c00c288a97ac659843b5e06f0bf /xeth
parent9c55576c7b415954773c062d404a736741fb9794 (diff)
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Fixed pending states
Diffstat (limited to 'xeth')
-rw-r--r--xeth/xeth.go28
1 files changed, 19 insertions, 9 deletions
diff --git a/xeth/xeth.go b/xeth/xeth.go
index 825f26017..b8d9ecb08 100644
--- a/xeth/xeth.go
+++ b/xeth/xeth.go
@@ -136,13 +136,16 @@ func cTopics(t [][]string) [][]common.Hash {
func (self *XEth) RemoteMining() *miner.RemoteAgent { return self.agent }
func (self *XEth) AtStateNum(num int64) *XEth {
- block := self.getBlockByHeight(num)
-
var st *state.StateDB
- if block != nil {
- st = state.New(block.Root(), self.backend.StateDb())
- } else {
- st = self.backend.ChainManager().State()
+ switch num {
+ case -2:
+ st = self.backend.Miner().PendingState().Copy()
+ default:
+ if block := self.getBlockByHeight(num); block != nil {
+ st = state.New(block.Root(), self.backend.StateDb())
+ } else {
+ st = state.New(self.backend.ChainManager().GetBlockByNumber(0).Root(), self.backend.StateDb())
+ }
}
return self.withState(st)
@@ -164,9 +167,16 @@ func (self *XEth) Whisper() *Whisper { return self.whisper }
func (self *XEth) getBlockByHeight(height int64) *types.Block {
var num uint64
- if height < 0 {
- num = self.CurrentBlock().NumberU64() + uint64(-1*height)
- } else {
+ switch height {
+ case -2:
+ return self.backend.Miner().PendingBlock()
+ case -1:
+ return self.CurrentBlock()
+ default:
+ if height < 0 {
+ return nil
+ }
+
num = uint64(height)
}