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core: add native contracts' hashes getters

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This commit is contained in:
Anna Shaleva 2020-05-20 22:32:59 +03:00
parent 6b2f4efdd4
commit fc3acdc80c
1 changed files with 10 additions and 0 deletions
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10
pkg/core/blockchain.go
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@ -1721,6 +1721,16 @@ func (bc *Blockchain) verifyHeaderWitnesses(currHeader, prevHeader *block.Header
return bc.verifyHashAgainstScript(hash, &currHeader.Script, interopCtx, true) return bc.verifyHashAgainstScript(hash, &currHeader.Script, interopCtx, true)
} }
// GoverningTokenHash returns the governing token (NEO) native contract hash.
func (bc *Blockchain) GoverningTokenHash() util.Uint160 {
return bc.contracts.NEO.Hash
}
// UtilityTokenHash returns the utility token (GAS) native contract hash.
func (bc *Blockchain) UtilityTokenHash() util.Uint160 {
return bc.contracts.GAS.Hash
}
func hashAndIndexToBytes(h util.Uint256, index uint32) []byte { func hashAndIndexToBytes(h util.Uint256, index uint32) []byte {
buf := io.NewBufBinWriter() buf := io.NewBufBinWriter()
buf.WriteBytes(h.BytesLE()) buf.WriteBytes(h.BytesLE())