mirror of
https://gitlab.com/pulsechaincom/erigon-pulse.git
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37 lines
1007 B
Go
37 lines
1007 B
Go
package commands
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import (
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"bytes"
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"github.com/holiman/uint256"
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"github.com/ledgerwatch/erigon-lib/common"
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"github.com/ledgerwatch/erigon/core/vm"
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)
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type TouchTracer struct {
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DefaultTracer
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searchAddr common.Address
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Found bool
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}
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func NewTouchTracer(searchAddr common.Address) *TouchTracer {
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return &TouchTracer{
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searchAddr: searchAddr,
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}
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}
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func (t *TouchTracer) captureStartOrEnter(from, to common.Address) {
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if !t.Found && (bytes.Equal(t.searchAddr.Bytes(), from.Bytes()) || bytes.Equal(t.searchAddr.Bytes(), to.Bytes())) {
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t.Found = true
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}
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}
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func (t *TouchTracer) CaptureStart(env vm.VMInterface, from common.Address, to common.Address, precompile bool, create bool, input []byte, gas uint64, value *uint256.Int, code []byte) {
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t.captureStartOrEnter(from, to)
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}
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func (t *TouchTracer) CaptureEnter(typ vm.OpCode, from common.Address, to common.Address, precompile bool, create bool, input []byte, gas uint64, value *uint256.Int, code []byte) {
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t.captureStartOrEnter(from, to)
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}
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