cmd/evm: add --prestate, --sender, --json flags for fuzzing (#14476)

1 files changed, 95 insertions, 0 deletions

diff --git a/core/vm/gen_structlog.go b/core/vm/gen_structlog.go
new file mode 100644
index 000000000..1c86b2256
--- /dev/null
+++ b/core/vm/gen_structlog.go
@@ -0,0 +1,95 @@
+// Code generated by github.com/fjl/gencodec. DO NOT EDIT.
+
+package vm
+
+import (
+	"encoding/json"
+	"math/big"
+
+	"github.com/ethereum/go-ethereum/common"
+	"github.com/ethereum/go-ethereum/common/hexutil"
+	"github.com/ethereum/go-ethereum/common/math"
+)
+
+func (s StructLog) MarshalJSON() ([]byte, error) {
+	type StructLog struct {
+		Pc         uint64                      `json:"pc"`
+		Op         OpCode                      `json:"op"`
+		Gas        math.HexOrDecimal64         `json:"gas"`
+		GasCost    math.HexOrDecimal64         `json:"gasCost"`
+		Memory     hexutil.Bytes               `json:"memory"`
+		Stack      []*math.HexOrDecimal256     `json:"stack"`
+		Storage    map[common.Hash]common.Hash `json:"-"`
+		Depth      int                         `json:"depth"`
+		Err        error                       `json:"error"`
+		OpName     string                      `json:"opName"`
+		MemorySize int                         `json:"memSize"`
+	}
+	var enc StructLog
+	enc.Pc = s.Pc
+	enc.Op = s.Op
+	enc.Gas = math.HexOrDecimal64(s.Gas)
+	enc.GasCost = math.HexOrDecimal64(s.GasCost)
+	enc.Memory = s.Memory
+	if s.Stack != nil {
+		enc.Stack = make([]*math.HexOrDecimal256, len(s.Stack))
+		for k, v := range s.Stack {
+			enc.Stack[k] = (*math.HexOrDecimal256)(v)
+		}
+	}
+	enc.Storage = s.Storage
+	enc.Depth = s.Depth
+	enc.Err = s.Err
+	enc.OpName = s.OpName()
+	enc.MemorySize = s.MemorySize()
+	return json.Marshal(&enc)
+}
+
+func (s *StructLog) UnmarshalJSON(input []byte) error {
+	type StructLog struct {
+		Pc      *uint64                     `json:"pc"`
+		Op      *OpCode                     `json:"op"`
+		Gas     *math.HexOrDecimal64        `json:"gas"`
+		GasCost *math.HexOrDecimal64        `json:"gasCost"`
+		Memory  hexutil.Bytes               `json:"memory"`
+		Stack   []*math.HexOrDecimal256     `json:"stack"`
+		Storage map[common.Hash]common.Hash `json:"-"`
+		Depth   *int                        `json:"depth"`
+		Err     *error                      `json:"error"`
+	}
+	var dec StructLog
+	if err := json.Unmarshal(input, &dec); err != nil {
+		return err
+	}
+	if dec.Pc != nil {
+		s.Pc = *dec.Pc
+	}
+	if dec.Op != nil {
+		s.Op = *dec.Op
+	}
+	if dec.Gas != nil {
+		s.Gas = uint64(*dec.Gas)
+	}
+	if dec.GasCost != nil {
+		s.GasCost = uint64(*dec.GasCost)
+	}
+	if dec.Memory != nil {
+		s.Memory = dec.Memory
+	}
+	if dec.Stack != nil {
+		s.Stack = make([]*big.Int, len(dec.Stack))
+		for k, v := range dec.Stack {
+			s.Stack[k] = (*big.Int)(v)
+		}
+	}
+	if dec.Storage != nil {
+		s.Storage = dec.Storage
+	}
+	if dec.Depth != nil {
+		s.Depth = *dec.Depth
+	}
+	if dec.Err != nil {
+		s.Err = *dec.Err
+	}
+	return nil
+}