llvm-project/lldb/source/Interpreter/OptionValueUUID.cpp

126 lines
3.9 KiB
C++

//===-- OptionValueUUID.cpp ------------------------------------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#include "lldb/Interpreter/OptionValueUUID.h"
// C Includes
// C++ Includes
// Other libraries and framework includes
// Project includes
#include "lldb/Core/Module.h"
#include "lldb/Core/Stream.h"
#include "lldb/Core/StringList.h"
#include "lldb/Interpreter/CommandInterpreter.h"
using namespace lldb;
using namespace lldb_private;
void
OptionValueUUID::DumpValue (const ExecutionContext *exe_ctx, Stream &strm, uint32_t dump_mask)
{
if (dump_mask & eDumpOptionType)
strm.Printf ("(%s)", GetTypeAsCString ());
if (dump_mask & eDumpOptionValue)
{
if (dump_mask & eDumpOptionType)
strm.PutCString (" = ");
m_uuid.Dump (&strm);
}
}
Error
OptionValueUUID::SetValueFromString (llvm::StringRef value,
VarSetOperationType op)
{
Error error;
switch (op)
{
case eVarSetOperationClear:
Clear();
NotifyValueChanged();
break;
case eVarSetOperationReplace:
case eVarSetOperationAssign:
{
if (m_uuid.SetFromCString(value.str().c_str()) == 0)
error.SetErrorStringWithFormat ("invalid uuid string value '%s'", value.str().c_str());
else
{
m_value_was_set = true;
NotifyValueChanged();
}
}
break;
case eVarSetOperationInsertBefore:
case eVarSetOperationInsertAfter:
case eVarSetOperationRemove:
case eVarSetOperationAppend:
case eVarSetOperationInvalid:
error = OptionValue::SetValueFromString (value, op);
break;
}
return error;
}
lldb::OptionValueSP
OptionValueUUID::DeepCopy () const
{
return OptionValueSP(new OptionValueUUID(*this));
}
size_t
OptionValueUUID::AutoComplete (CommandInterpreter &interpreter,
const char *s,
int match_start_point,
int max_return_elements,
bool &word_complete,
StringList &matches)
{
word_complete = false;
matches.Clear();
ExecutionContext exe_ctx(interpreter.GetExecutionContext());
Target *target = exe_ctx.GetTargetPtr();
if (target)
{
const size_t num_modules = target->GetImages().GetSize();
if (num_modules > 0)
{
UUID::ValueType uuid_bytes;
const size_t num_bytes_decoded = UUID::DecodeUUIDBytesFromCString(s, uuid_bytes, nullptr);
for (size_t i=0; i<num_modules; ++i)
{
ModuleSP module_sp (target->GetImages().GetModuleAtIndex(i));
if (module_sp)
{
const UUID &module_uuid = module_sp->GetUUID();
if (module_uuid.IsValid())
{
bool add_uuid = false;
if (num_bytes_decoded == 0)
add_uuid = true;
else
add_uuid = ::memcmp(module_uuid.GetBytes(), uuid_bytes, num_bytes_decoded) == 0;
if (add_uuid)
{
std::string uuid_str;
uuid_str = module_uuid.GetAsString();
if (!uuid_str.empty())
matches.AppendString(uuid_str.c_str());
}
}
}
}
}
}
return matches.GetSize();
}