1 //===-- OptionValueUInt64.cpp ---------------------------------------------===//
2 //
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6 //
7 //===----------------------------------------------------------------------===//
8 
9 #include "lldb/Interpreter/OptionValueUInt64.h"
10 
11 #include "lldb/Host/StringConvert.h"
12 #include "lldb/Utility/Stream.h"
13 
14 using namespace lldb;
15 using namespace lldb_private;
16 
17 lldb::OptionValueSP OptionValueUInt64::Create(llvm::StringRef value_str,
18                                               Status &error) {
19   lldb::OptionValueSP value_sp(new OptionValueUInt64());
20   error = value_sp->SetValueFromString(value_str);
21   if (error.Fail())
22     value_sp.reset();
23   return value_sp;
24 }
25 
26 void OptionValueUInt64::DumpValue(const ExecutionContext *exe_ctx, Stream &strm,
27                                   uint32_t dump_mask) {
28   if (dump_mask & eDumpOptionType)
29     strm.Printf("(%s)", GetTypeAsCString());
30   if (dump_mask & eDumpOptionValue) {
31     if (dump_mask & eDumpOptionType)
32       strm.PutCString(" = ");
33     strm.Printf("%" PRIu64, m_current_value);
34   }
35 }
36 
37 Status OptionValueUInt64::SetValueFromString(llvm::StringRef value_ref,
38                                              VarSetOperationType op) {
39   Status error;
40   switch (op) {
41   case eVarSetOperationClear:
42     Clear();
43     NotifyValueChanged();
44     break;
45 
46   case eVarSetOperationReplace:
47   case eVarSetOperationAssign: {
48     bool success = false;
49     std::string value_str = value_ref.trim().str();
50     uint64_t value = StringConvert::ToUInt64(value_str.c_str(), 0, 0, &success);
51     if (success) {
52       m_value_was_set = true;
53       m_current_value = value;
54       NotifyValueChanged();
55     } else {
56       error.SetErrorStringWithFormat("invalid uint64_t string value: '%s'",
57                                      value_str.c_str());
58     }
59   } break;
60 
61   case eVarSetOperationInsertBefore:
62   case eVarSetOperationInsertAfter:
63   case eVarSetOperationRemove:
64   case eVarSetOperationAppend:
65   case eVarSetOperationInvalid:
66     error = OptionValue::SetValueFromString(value_ref, op);
67     break;
68   }
69   return error;
70 }
71