path: root/core/vm/sqlvm/sqlvm.go

package sqlvm

import (
    "math/big"

    "github.com/dexon-foundation/dexon/common"
    "github.com/dexon-foundation/dexon/core/vm"
    "github.com/dexon-foundation/dexon/params"
)

type SQLVM struct {
    // Context provides auxiliary blockchain related information
    vm.Context
    // StateDB gives access to the underlying state
    StateDB vm.StateDB
    // Depth is the current call stack
    depth int

    // chainConfig contains information about the current chain
    chainConfig *params.ChainConfig
    // chain rules contains the chain rules for the current epoch
    chainRules params.Rules
    // abort is used to abort the SQLVM calling operations
    // NOTE: must be set atomically
    abort int32
    // callGasTemp holds the gas available for the current call. This is needed because the
    // available gas is calculated in gasCall* according to the 63/64 rule and later
    // applied in opCall*.
    callGasTemp uint64
}

func init() {
    vm.Register(vm.SQLVM, &SQLVM{})
}

func (sqlvm *SQLVM) Create(caller vm.ContractRef, code []byte, gas uint64, value *big.Int,
    in vm.Interpreter) ([]byte, common.Address, uint64, error) {
    // todo (jm) need to implemnt
    return nil, common.Address{}, gas, nil
}

func (sqlvm *SQLVM) Create2(caller vm.ContractRef, code []byte, gas uint64, endowment *big.Int, salt *big.Int,
    in vm.Interpreter) ([]byte, common.Address, uint64, error) {
    // todo (jm) need to implemnt
    return nil, common.Address{}, gas, nil
}
func (sqlvm *SQLVM) Call(caller vm.ContractRef, addr common.Address, input []byte, gas uint64, value *big.Int,
    in vm.Interpreter) ([]byte, uint64, error) {
    // todo (jm) need to implemnt
    return nil, gas, nil
}
func (sqlvm *SQLVM) CallCode(caller vm.ContractRef, addr common.Address, input []byte, gas uint64,
    value *big.Int, in vm.Interpreter) ([]byte, uint64, error) {
    // todo (jm) need to implemnt
    return nil, gas, nil
}

func (sqlvm *SQLVM) DelegateCall(caller vm.ContractRef, addr common.Address, input []byte, gas uint64,
    in vm.Interpreter) ([]byte, uint64, error) {
    // todo (jm) need to implemnt
    return nil, gas, nil
}
func (sqlvm *SQLVM) StaticCall(caller vm.ContractRef, addr common.Address, input []byte, gas uint64,
    in vm.Interpreter) ([]byte, uint64, error) {
    // todo (jm) need to implemnt
    return nil, gas, nil
}