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 
15 namespace lldb_private {
16 
17 class OptionValueUInt64 : public OptionValue {
18 public:
OptionValueUInt64()19   OptionValueUInt64() : OptionValue(), m_current_value(0), m_default_value(0) {}
20 
OptionValueUInt64(uint64_t value)21   OptionValueUInt64(uint64_t value)
22       : OptionValue(), m_current_value(value), m_default_value(value) {}
23 
OptionValueUInt64(uint64_t current_value,uint64_t default_value)24   OptionValueUInt64(uint64_t current_value, uint64_t default_value)
25       : OptionValue(), m_current_value(current_value),
26         m_default_value(default_value) {}
27 
~OptionValueUInt64()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 
GetType()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 
Clear()50   void Clear() override {
51     m_current_value = m_default_value;
52     m_value_was_set = false;
53   }
54 
55   lldb::OptionValueSP DeepCopy() const override;
56 
57   // Subclass specific functions
58 
59   const uint64_t &operator=(uint64_t value) {
60     m_current_value = value;
61     return m_current_value;
62   }
63 
uint64_t()64   operator uint64_t() const { return m_current_value; }
65 
GetCurrentValue()66   uint64_t GetCurrentValue() const { return m_current_value; }
67 
GetDefaultValue()68   uint64_t GetDefaultValue() const { return m_default_value; }
69 
SetCurrentValue(uint64_t value)70   void SetCurrentValue(uint64_t value) { m_current_value = value; }
71 
SetDefaultValue(uint64_t value)72   void SetDefaultValue(uint64_t value) { m_default_value = value; }
73 
74 protected:
75   uint64_t m_current_value;
76   uint64_t m_default_value;
77 };
78 
79 } // namespace lldb_private
80 
81 #endif // LLDB_INTERPRETER_OPTIONVALUEUINT64_H
82