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| author | Nick Johnson <arachnid@notdot.net> | 2017-01-17 19:19:50 +0800 |
|---|---|---|
| committer | Felix Lange <fjl@users.noreply.github.com> | 2017-01-17 19:19:50 +0800 |
| commit | 17d92233d9e64b642fed9a992556f7ff7d6fda18 (patch) | |
| tree | e655a85d9d31c3377aef21b441c8b2c44df0aeff /eth/api.go | |
| parent | 26d385c18b5eb003d9a69ff618c78acbe594db44 (diff) | |
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cmd/geth, core: add support for recording SHA3 preimages (#3543)
Diffstat (limited to 'eth/api.go')
| -rw-r--r-- | eth/api.go | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/eth/api.go b/eth/api.go index 023e9a9bb..07df0b79e 100644 --- a/eth/api.go +++ b/eth/api.go @@ -560,3 +560,9 @@ func (api *PrivateDebugAPI) TraceTransaction(ctx context.Context, txHash common. } return nil, errors.New("database inconsistency") } + +// Preimage is a debug API function that returns the preimage for a sha3 hash, if known. +func (api *PrivateDebugAPI) Preimage(ctx context.Context, hash common.Hash) (hexutil.Bytes, error) { + db := core.PreimageTable(api.eth.ChainDb()) + return db.Get(hash.Bytes()) +} |