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

108 lines
3.4 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();
}