Method convertOPS

model/script/script.go:313–366

()

}

func (s *Script) convertOPS() (err error) {
	s.ParsedOpCodes = make([]opcodes.ParsedOpCode, 0)
	scriptLen := uint(len(s.data))
	err = nil

	var i uint
	for i < scriptLen {
		var nSize uint
		opcode := s.data[i]
		i++
		if opcode < opcodes.OP_PUSHDATA1 {
			nSize = uint(opcode)
		} else if opcode == opcodes.OP_PUSHDATA1 {
			if scriptLen-i < 1 {
				log.Debug("OP_PUSHDATA1 has no enough data")
				err = errors.New("OP_PUSHDATA1 has no enough data")
				break
			}
			nSize = uint(s.data[i])
			i++
		} else if opcode == opcodes.OP_PUSHDATA2 {
			if scriptLen-i < 2 {
				log.Debug("OP_PUSHDATA2 has no enough data")
				err = errors.New("OP_PUSHDATA2 has no enough data")
				break
			}
			nSize = uint(binary.LittleEndian.Uint16(s.data[i : i+2]))
			i += 2
		} else if opcode == opcodes.OP_PUSHDATA4 {
			if scriptLen-i < 4 {
				log.Debug("OP_PUSHDATA4 has no enough data")
				err = errors.New("OP_PUSHDATA4 has no enough data")
				break

			}
			nSize = uint(binary.LittleEndian.Uint32(s.data[i : i+4]))
			i += 4
		}
		if scriptLen-i < 0 || scriptLen-i < nSize {
			log.Debug("ConvertOPS script data size is wrong")
			err = errors.New("size is wrong")
			break
		}
		parsedopCode := opcodes.NewParsedOpCode(opcode, int(nSize), s.data[i:i+nSize])
		s.ParsedOpCodes = append(s.ParsedOpCodes, *parsedopCode)
		i += nSize
	}
	if err != nil {
		s.badOpCode = true
	} else {
		s.badOpCode = false
	}
	return
}

func (s *Script) RemoveOpcodeByData(data []byte) *Script {
	parsedOpCodes := make([]opcodes.ParsedOpCode, 0, len(s.ParsedOpCodes))