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| author | Péter Szilágyi <peterke@gmail.com> | 2016-07-09 01:59:11 +0800 |
|---|---|---|
| committer | Péter Szilágyi <peterke@gmail.com> | 2016-07-15 21:52:55 +0800 |
| commit | 7f00e8c0331bf13739e749bab88bf9006ca02f96 (patch) | |
| tree | 80205e861b7c510a2d3d6e432bed09badfef57fa /core | |
| parent | a87089fd2dc08a69a4a4f1ef93db9a2871d819a3 (diff) | |
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core, eth: enforce network split post DAO hard-fork
Diffstat (limited to 'core')
| -rw-r--r-- | core/block_validator.go | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/core/block_validator.go b/core/block_validator.go index 73d581328..3b597310e 100644 --- a/core/block_validator.go +++ b/core/block_validator.go @@ -248,6 +248,13 @@ func ValidateHeader(config *ChainConfig, pow pow.PoW, header *types.Header, pare return &BlockNonceErr{header.Number, header.Hash(), header.Nonce.Uint64()} } } + // If all checks passed, validate the extra-data field for hard forks + return ValidateHeaderExtraData(config, header) +} + +// ValidateHeaderExtraData validates the extra-data field of a block header to +// ensure it conforms to hard-fork rules. +func ValidateHeaderExtraData(config *ChainConfig, header *types.Header) error { // DAO hard-fork extension to the header validity: a) if the node is no-fork, // do not accept blocks in the [fork, fork+10) range with the fork specific // extra-data set; b) if the node is pro-fork, require blocks in the specific |