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trie: use stacktrie for Derivesha operation (#21407)

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core/types: use stacktrie for derivesha

trie: add stacktrie file

trie: fix linter

core/types: use stacktrie for derivesha

rebased: adapt stacktrie to the newer version of DeriveSha

Co-authored-by: Martin Holst Swende <martin@swende.se>

More linter fixes

review feedback: no key offset for nodes converted to hashes

trie: use EncodeRLP for full nodes

core/types: insert txs in order in derivesha

trie: tests for derivesha with stacktrie

trie: make stacktrie use pooled hashers

trie: make stacktrie reuse tmp slice space

trie: minor polishes on stacktrie

trie/stacktrie: less rlp dancing

core/types: explain the contorsions in DeriveSha

ci: fix goimport errors

trie: clear mem on subtrie hashing

squashme: linter fix

stracktrie: use pooling, less allocs (#3)

trie: in-place hex prefix, reduce allocs and add rawNode.EncodeRLP

Reintroduce the `[]node` method, add the missing `EncodeRLP` implementation for `rawNode` and calculate the hex prefix in place.

Co-authored-by: Martin Holst Swende <martin@swende.se>

Co-authored-by: Martin Holst Swende <martin@swende.se>
This commit is contained in:
Guillaume Ballet
2020-09-29 17:38:13 +02:00
committed by GitHub
parent 4ee11b072e
commit 6c8310ebb4
9 changed files with 738 additions and 8 deletions
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7
trie/database.go
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@ -99,6 +99,11 @@ type rawNode []byte
func (n rawNode) cache() (hashNode, bool) { panic("this should never end up in a live trie") }
func (n rawNode) fstring(ind string) string { panic("this should never end up in a live trie") }
func (n rawNode) EncodeRLP(w io.Writer) error {
_, err := w.Write([]byte(n))
return err
}
// rawFullNode represents only the useful data content of a full node, with the
// caches and flags stripped out to minimize its data storage. This type honors
// the same RLP encoding as the original parent.
@ -199,7 +204,7 @@ func forGatherChildren(n node, onChild func(hash common.Hash)) {
}
case hashNode:
onChild(common.BytesToHash(n))
case valueNode, nil:
case valueNode, nil, rawNode:
default:
panic(fmt.Sprintf("unknown node type: %T", n))
}