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 liblldb_OptionValueUInt64_h_
11#define liblldb_OptionValueUInt64_h_
12
13#include "lldb/Interpreter/OptionValue.h"
14
15namespace lldb_private {
16
17class OptionValueUInt64 : public OptionValue {
18public:
19  OptionValueUInt64() : OptionValue(), m_current_value(0), m_default_value(0) {}
20
21  OptionValueUInt64(uint64_t value)
22      : OptionValue(), m_current_value(value), m_default_value(value) {}
23
24  OptionValueUInt64(uint64_t current_value, uint64_t default_value)
25      : OptionValue(), m_current_value(current_value),
26        m_default_value(default_value) {}
27
28  ~OptionValueUInt64() override {}
29
30  // Decode a uint64_t from "value_cstr" return a OptionValueUInt64 object
31  // inside of a lldb::OptionValueSP object if all goes well. If the string
32  // isn't a uint64_t value or any other error occurs, return an empty
33  // lldb::OptionValueSP and fill error in with the correct stuff.
34  static lldb::OptionValueSP Create(const char *, Status &) = delete;
35  static lldb::OptionValueSP Create(llvm::StringRef value_str, Status &error);
36  // Virtual subclass pure virtual overrides
37
38  OptionValue::Type GetType() const override { return eTypeUInt64; }
39
40  void DumpValue(const ExecutionContext *exe_ctx, Stream &strm,
41                 uint32_t dump_mask) override;
42
43  Status
44  SetValueFromString(llvm::StringRef value,
45                     VarSetOperationType op = eVarSetOperationAssign) override;
46  Status
47  SetValueFromString(const char *,
48                     VarSetOperationType = eVarSetOperationAssign) = delete;
49
50  bool Clear() override {
51    m_current_value = m_default_value;
52    m_value_was_set = false;
53    return true;
54  }
55
56  lldb::OptionValueSP DeepCopy() const override;
57
58  // Subclass specific functions
59
60  const uint64_t &operator=(uint64_t value) {
61    m_current_value = value;
62    return m_current_value;
63  }
64
65  operator uint64_t() const { return m_current_value; }
66
67  uint64_t GetCurrentValue() const { return m_current_value; }
68
69  uint64_t GetDefaultValue() const { return m_default_value; }
70
71  void SetCurrentValue(uint64_t value) { m_current_value = value; }
72
73  void SetDefaultValue(uint64_t value) { m_default_value = value; }
74
75protected:
76  uint64_t m_current_value;
77  uint64_t m_default_value;
78};
79
80} // namespace lldb_private
81
82#endif // liblldb_OptionValueUInt64_h_
83