1//===-- OptionValueUInt64.h --------------------------------------*- C++
2//-*-===//
3//
4// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
5// See https://llvm.org/LICENSE.txt for license information.
6// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
7//
8//===----------------------------------------------------------------------===//
9
10#ifndef LLDB_INTERPRETER_OPTIONVALUEUINT64_H
11#define LLDB_INTERPRETER_OPTIONVALUEUINT64_H
12
13#include "lldb/Interpreter/OptionValue.h"
14
15namespace lldb_private {
16
17class OptionValueUInt64 : public Cloneable<OptionValueUInt64, OptionValue> {
18public:
19  OptionValueUInt64() = default;
20
21  OptionValueUInt64(uint64_t value)
22      : m_current_value(value), m_default_value(value) {}
23
24  OptionValueUInt64(uint64_t current_value, uint64_t default_value)
25      : m_current_value(current_value), m_default_value(default_value) {}
26
27  ~OptionValueUInt64() override = default;
28
29  // Decode a uint64_t from "value_cstr" return a OptionValueUInt64 object
30  // inside of a lldb::OptionValueSP object if all goes well. If the string
31  // isn't a uint64_t value or any other error occurs, return an empty
32  // lldb::OptionValueSP and fill error in with the correct stuff.
33  static lldb::OptionValueSP Create(llvm::StringRef value_str, Status &error);
34  // Virtual subclass pure virtual overrides
35
36  OptionValue::Type GetType() const override { return eTypeUInt64; }
37
38  void DumpValue(const ExecutionContext *exe_ctx, Stream &strm,
39                 uint32_t dump_mask) override;
40
41  llvm::json::Value ToJSON(const ExecutionContext *exe_ctx) override {
42    return m_current_value;
43  }
44
45  Status
46  SetValueFromString(llvm::StringRef value,
47                     VarSetOperationType op = eVarSetOperationAssign) override;
48
49  void Clear() override {
50    m_current_value = m_default_value;
51    m_value_was_set = false;
52  }
53
54  // Subclass specific functions
55
56  const uint64_t &operator=(uint64_t value) {
57    m_current_value = value;
58    return m_current_value;
59  }
60
61  operator uint64_t() const { return m_current_value; }
62
63  uint64_t GetCurrentValue() const { return m_current_value; }
64
65  uint64_t GetDefaultValue() const { return m_default_value; }
66
67  void SetCurrentValue(uint64_t value) { m_current_value = value; }
68
69  void SetDefaultValue(uint64_t value) { m_default_value = value; }
70
71protected:
72  uint64_t m_current_value = 0;
73  uint64_t m_default_value = 0;
74};
75
76} // namespace lldb_private
77
78#endif // LLDB_INTERPRETER_OPTIONVALUEUINT64_H
79