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path: root/source/Interpreter/OptionValueUUID.cpp
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//===-- 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/lldb-python.h"

#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::SetValueFromCString (const char *value_cstr,
                                      VarSetOperationType op)
{
    Error error;
    switch (op)
    {
        case eVarSetOperationClear:
            Clear();
            break;
            
        case eVarSetOperationReplace:
        case eVarSetOperationAssign:
            {
                if (m_uuid.SetFromCString(value_cstr) == 0)
                    error.SetErrorStringWithFormat ("invalid uuid string value '%s'", value_cstr);
                else
                    m_value_was_set = true;
            }
            break;
            
        case eVarSetOperationInsertBefore:
        case eVarSetOperationInsertAfter:
        case eVarSetOperationRemove:
        case eVarSetOperationAppend:
        case eVarSetOperationInvalid:
            error = OptionValue::SetValueFromCString (value_cstr, 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();
}