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eth: accountRangeAt, return preimages if they can't be resolved to addresses

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Jared Wasinger 2018-12-07 08:20:36 +00:00 committed by Guillaume Ballet
parent 4168854f09
commit a823ef26df
1 changed files with 11 additions and 2 deletions
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13
eth/api.go
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@ -338,19 +338,28 @@ func (api *PrivateDebugAPI) GetBadBlocks(ctx context.Context) ([]*BadBlockArgs,
type AccountRangeResult struct {
Addresses []common.Address `json:"addresses"`
Next common.Address `json:"next"`
Preimages []common.Hash `json:"preimages"`
NextPreimage common.Hash `json:"nextPreimage"`
}
func accountRange(st state.Trie, start *common.Address, maxResult int) (AccountRangeResult, error) {
it := trie.NewIterator(st.NodeIterator(crypto.Keccak256(start[:])))
result := AccountRangeResult{Addresses: []common.Address{}, Next: common.Address{}}
result := AccountRangeResult{Addresses: []common.Address{}, Next: common.Address{}, Preimages: []common.Hash{}, NextPreimage: common.Hash{}}
for i := 0; i < maxResult && it.Next(); i++ {
if preimage := st.GetKey(it.Key); preimage != nil {
result.Addresses = append(result.Addresses, common.BytesToAddress(preimage))
} else {
result.Preimages = append(result.Preimages, common.BytesToHash(preimage))
}
}
if it.Next() {
result.Next = common.BytesToAddress(st.GetKey(it.Key))
if preimage := st.GetKey(it.Key); preimage != nil {
result.Next = common.BytesToAddress(st.GetKey(preimage))
} else {
result.NextPreimage = common.BytesToHash(preimage)
}
}
return result, nil