erigon-pulse/cmd/rpcdaemon/commands/otterscan_trace_operations.go
ledgerwatch 97c9a9108d
Native tracers - step 4 (#6363)
Remove `callType` argument from `CaptureStart`, and change `callType
vm.CallType` to `typ vm.OpCode` in `CaptureEnter` and move to the first
position (as it is in geth)

Co-authored-by: Alex Sharp <alexsharp@Alexs-MacBook-Pro-2.local>
2022-12-19 03:12:08 +00:00

57 lines
1.6 KiB
Go

package commands
import (
"context"
"github.com/holiman/uint256"
"github.com/ledgerwatch/erigon/common"
"github.com/ledgerwatch/erigon/common/hexutil"
"github.com/ledgerwatch/erigon/core/vm"
)
type OperationType int
const (
OP_TRANSFER OperationType = 0
OP_SELF_DESTRUCT OperationType = 1
OP_CREATE OperationType = 2
OP_CREATE2 OperationType = 3
)
type InternalOperation struct {
Type OperationType `json:"type"`
From common.Address `json:"from"`
To common.Address `json:"to"`
Value *hexutil.Big `json:"value"`
}
type OperationsTracer struct {
DefaultTracer
ctx context.Context
Results []*InternalOperation
}
func NewOperationsTracer(ctx context.Context) *OperationsTracer {
return &OperationsTracer{
ctx: ctx,
Results: make([]*InternalOperation, 0),
}
}
func (t *OperationsTracer) CaptureEnter(typ vm.OpCode, from common.Address, to common.Address, precompile bool, create bool, input []byte, gas uint64, value *uint256.Int, code []byte) {
if typ == vm.CALL && value.Uint64() != 0 {
t.Results = append(t.Results, &InternalOperation{OP_TRANSFER, from, to, (*hexutil.Big)(value.ToBig())})
return
}
if typ == vm.CREATE {
t.Results = append(t.Results, &InternalOperation{OP_CREATE, from, to, (*hexutil.Big)(value.ToBig())})
}
if typ == vm.CREATE2 {
t.Results = append(t.Results, &InternalOperation{OP_CREATE2, from, to, (*hexutil.Big)(value.ToBig())})
}
}
func (l *OperationsTracer) CaptureSelfDestruct(from common.Address, to common.Address, value *uint256.Int) {
l.Results = append(l.Results, &InternalOperation{OP_SELF_DESTRUCT, from, to, (*hexutil.Big)(value.ToBig())})
}