lldb/source/Interpreter/OptionValueUUID.cpp

   1 //===-- OptionValueUUID.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/OptionValueUUID.h"
  10
  11 #include "lldb/Core/Module.h"
  12 #include "lldb/Interpreter/CommandInterpreter.h"
  13 #include "lldb/Utility/Stream.h"
  14 #include "lldb/Utility/StringList.h"
  15
  16 using namespace lldb;
  17 using namespace lldb_private;
  18
  19 void OptionValueUUID::DumpValue(const ExecutionContext *exe_ctx, Stream &strm,
  20                                 uint32_t dump_mask) {
  21   if (dump_mask & eDumpOptionType)
  22     strm.Printf("(%s)", GetTypeAsCString());
  23   if (dump_mask & eDumpOptionValue) {
  24     if (dump_mask & eDumpOptionType)
  25       strm.PutCString(" = ");
  26     m_uuid.Dump(strm);
  27   }
  28 }
  29
  30 Status OptionValueUUID::SetValueFromString(llvm::StringRef value,
  31                                            VarSetOperationType op) {
  32   Status error;
  33   switch (op) {
  34   case eVarSetOperationClear:
  35     Clear();
  36     NotifyValueChanged();
  37     break;
  38
  39   case eVarSetOperationReplace:
  40   case eVarSetOperationAssign: {
  41     if (!m_uuid.SetFromStringRef(value))
  42       error = Status::FromErrorStringWithFormat(
  43           "invalid uuid string value '%s'", value.str().c_str());
  44     else {
  45       m_value_was_set = true;
  46       NotifyValueChanged();
  47     }
  48   } break;
  49
  50   case eVarSetOperationInsertBefore:
  51   case eVarSetOperationInsertAfter:
  52   case eVarSetOperationRemove:
  53   case eVarSetOperationAppend:
  54   case eVarSetOperationInvalid:
  55     error = OptionValue::SetValueFromString(value, op);
  56     break;
  57   }
  58   return error;
  59 }
  60
  61 void OptionValueUUID::AutoComplete(CommandInterpreter &interpreter,
  62                                    CompletionRequest &request) {
  63   ExecutionContext exe_ctx(interpreter.GetExecutionContext());
  64   Target *target = exe_ctx.GetTargetPtr();
  65   if (!target)
  66     return;
  67   auto prefix = request.GetCursorArgumentPrefix();
  68   llvm::SmallVector<uint8_t, 20> uuid_bytes;
  69   if (!UUID::DecodeUUIDBytesFromString(prefix, uuid_bytes).empty())
  70     return;
  71   const size_t num_modules = target->GetImages().GetSize();
  72   for (size_t i = 0; i < num_modules; ++i) {
  73     ModuleSP module_sp(target->GetImages().GetModuleAtIndex(i));
  74     if (!module_sp)
  75       continue;
  76     const UUID &module_uuid = module_sp->GetUUID();
  77     if (!module_uuid.IsValid())
  78       continue;
  79     request.TryCompleteCurrentArg(module_uuid.GetAsString());
  80   }
  81 }