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| author | HackyMiner <hackyminer@gmail.com> | 2018-09-30 04:07:02 +0800 |
|---|---|---|
| committer | Felix Lange <fjl@users.noreply.github.com> | 2018-09-30 04:07:02 +0800 |
| commit | 107f556b2d9811ea2d64c065531dcae33997fcb7 (patch) | |
| tree | f8d1bd899336caf38fb4cb546e22312347bd7008 /eth | |
| parent | 44eb69561a32c1b1e5345b5872e7de69fff936c2 (diff) | |
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internal/ethapi: add eth_chainId method (#17617)
This implements EIP-695.
Diffstat (limited to 'eth')
| -rw-r--r-- | eth/api.go | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/eth/api.go b/eth/api.go index 708f75a78..3ec3afb81 100644 --- a/eth/api.go +++ b/eth/api.go @@ -67,6 +67,15 @@ func (api *PublicEthereumAPI) Hashrate() hexutil.Uint64 { return hexutil.Uint64(api.e.Miner().HashRate()) } +// ChainId is the EIP-155 replay-protection chain id for the current ethereum chain config. +func (api *PublicEthereumAPI) ChainId() hexutil.Uint64 { + chainID := new(big.Int) + if config := api.e.chainConfig; config.IsEIP155(api.e.blockchain.CurrentBlock().Number()) { + chainID = config.ChainID + } + return (hexutil.Uint64)(chainID.Uint64()) +} + // PublicMinerAPI provides an API to control the miner. // It offers only methods that operate on data that pose no security risk when it is publicly accessible. type PublicMinerAPI struct { |