Example #1
0
// ApplyDAOHardFork modifies the state database according to the DAO hard-fork
// rules, transferring all balances of a set of DAO accounts to a single refund
// contract.
func ApplyDAOHardFork(statedb *state.StateDB) {
	// Retrieve the contract to refund balances into
	refund := statedb.GetOrNewStateObject(params.DAORefundContract)

	// Move every DAO account and extra-balance account funds into the refund contract
	for _, addr := range params.DAODrainList {
		if account := statedb.GetStateObject(addr); account != nil {
			refund.AddBalance(account.Balance())
			account.SetBalance(new(big.Int))
		}
	}
}