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/* guiddatabase.cpp
Copyright (c) 2017, LongSoft. All rights reserved.
This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHWARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
*/
#include "guiddatabase.h"
#include "ubytearray.h"
#include "ffs.h"
#include <fstream>
#include <string>
#if defined(U_ENABLE_GUID_DATABASE_SUPPORT)
#include <sstream>
#include <vector>
#include <cstdio>
static GuidDatabase gLocalGuidDatabase;
#ifdef QT_CORE_LIB
#include <QFile>
#include <QTextStream>
// This is required to be able to read Qt-embedded paths
static std::string readGuidDatabase(const UString &path) {
QFile guids(path);
if (guids.open(QFile::ReadOnly | QFile::Text))
return QTextStream(&guids).readAll().toStdString();
return std::string {};
}
#else
static std::string readGuidDatabase(const UString &path) {
std::ifstream guids(path.toLocal8Bit());
std::stringstream ret;
if (ret)
ret << guids.rdbuf();
return ret.str();
}
#endif
void initGuidDatabase(const UString & path, UINT32* numEntries)
{
gLocalGuidDatabase.clear();
std::stringstream file(readGuidDatabase(path));
while (!file.eof()) {
std::string line;
std::getline(file, line);
// Use sharp symbol as commentary
if (line.size() == 0 || line[0] == '#')
continue;
// GUID and name are comma-separated
std::vector<UString> lineParts;
std::string::size_type prev = 0, curr = 0;
while ((curr = line.find(',', curr)) != std::string::npos) {
std::string substring( line.substr(prev, curr-prev) );
lineParts.push_back(UString(substring.c_str()));
prev = ++curr;
}
lineParts.push_back(UString(line.substr(prev, curr-prev).c_str()));
if (lineParts.size() < 2)
continue;
EFI_GUID guid;
if (!ustringToGuid(lineParts[0], guid))
continue;
gLocalGuidDatabase[guid] = lineParts[1];
}
if (numEntries)
*numEntries = (UINT32)gLocalGuidDatabase.size();
}
UString guidDatabaseLookup(const EFI_GUID & guid)
{
return gLocalGuidDatabase[guid];
}
#else
void initGuidDatabase(const UString & path, UINT32* numEntries)
{
U_UNUSED_PARAMETER(path);
if (numEntries)
*numEntries = 0;
}
UString guidDatabaseLookup(const EFI_GUID & guid)
{
U_UNUSED_PARAMETER(guid);
return UString();
}
#endif
GuidDatabase guidDatabaseFromTreeRecursive(TreeModel * model, const UModelIndex index)
{
GuidDatabase db;
if (!index.isValid())
return db;
for (int i = 0; i < model->rowCount(index); i++) {
GuidDatabase tmpDb = guidDatabaseFromTreeRecursive(model, index.model()->index(i, index.column(), index));
db.insert(tmpDb.begin(), tmpDb.end());
}
if (model->type(index) == Types::File && !model->text(index).isEmpty())
db[readUnaligned((const EFI_GUID*)model->header(index).left(16).constData())] = model->text(index);
return db;
}
USTATUS guidDatabaseExportToFile(const UString & outPath, GuidDatabase & db)
{
std::ofstream outputFile(outPath.toLocal8Bit(), std::ios::out | std::ios::trunc);
if (!outputFile)
return U_FILE_OPEN;
for (GuidDatabase::iterator it = db.begin(); it != db.end(); it++) {
std::string guid(guidToUString (it->first, false).toLocal8Bit());
std::string name(it->second.toLocal8Bit());
outputFile << guid << ',' << name << '\n';
}
return U_SUCCESS;
}
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