chenx221/Textractor
1
0
Fork 0
forked from Public-Mirror/Textractor
Code Pull Requests Activity

refactor, perf improvement

Browse Source
This commit is contained in:
Akash Mozumdar 2019-02-04 15:18:47 -05:00
parent c78747c228
commit e6805a2be3
7 changed files with 88 additions and 72 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
GUI/CMakeLists.txt
View File

@ -17,4 +17,4 @@ set(gui_src
add_executable(${PROJECT_NAME} WIN32 ${gui_src})
target_link_libraries(${PROJECT_NAME} Qt5::Widgets winhttp)
install_qt5_libs(${PROJECT_NAME}) # can be commented out for consecutive builds
#install_qt5_libs(${PROJECT_NAME}) # can be commented out for consecutive builds

60
GUI/host/host.cpp
View File

@ -10,21 +10,16 @@ namespace
class ProcessRecord
{
public:
inline static Host::ProcessEventCallback OnConnect, OnDisconnect;
ProcessRecord(DWORD processId, HANDLE pipe) :
processId(processId),
pipe(pipe),
mappedFile(OpenFileMappingW(FILE_MAP_READ, FALSE, (ITH_SECTION_ + std::to_wstring(processId)).c_str())),
view(*(const TextHook(*)[MAX_HOOK])MapViewOfFile(mappedFile, FILE_MAP_READ, 0, 0, HOOK_SECTION_SIZE / 2)), // jichi 1/16/2015: Changed to half to hook section size
viewMutex(ITH_HOOKMAN_MUTEX_ + std::to_wstring(processId))
{
OnConnect(processId);
}
{}
~ProcessRecord()
{
OnDisconnect(processId);
UnmapViewOfFile(view);
}
@ -59,15 +54,21 @@ namespace
{
return std::hash<int64_t>()(tp.processId + tp.addr) + std::hash<int64_t>()(tp.ctx + tp.ctx2);
}
ThreadSafe<std::unordered_map<ThreadParam, std::unique_ptr<TextThread>, Functor<HashThreadParam>>, std::recursive_mutex> textThreadsByParams;
ThreadSafe<std::unordered_map<ThreadParam, TextThread, Functor<HashThreadParam>>, std::recursive_mutex> textThreadsByParams;
ThreadSafe<std::unordered_map<DWORD, ProcessRecord>, std::recursive_mutex> processRecordsByIds;
Host::ProcessEventHandler OnConnect, OnDisconnect;
Host::ThreadEventHandler OnCreate, OnDestroy;
void RemoveThreads(std::function<bool(ThreadParam)> removeIf)
{
std::vector<std::unique_ptr<TextThread>> removedThreads; // delay destruction until after lock is released
auto[lock, textThreadsByParams] = ::textThreadsByParams.operator->();
for (auto it = textThreadsByParams->begin(); it != textThreadsByParams->end(); removeIf(it->first) ? it = textThreadsByParams->erase(it) : ++it)
if (removeIf(it->first)) removedThreads.emplace_back(std::move(it->second));
std::vector<TextThread*> threadsToRemove;
std::for_each(textThreadsByParams->begin(), textThreadsByParams->end(), [&](auto& it) { if (removeIf(it.first)) threadsToRemove.push_back(&it.second); });
for (auto thread : threadsToRemove)
{
OnDestroy(*thread);
textThreadsByParams->erase(thread->tp);
}
}
void CreatePipe()
@ -89,6 +90,7 @@ namespace
DWORD bytesRead, processId;
ReadFile(hookPipe, &processId, sizeof(processId), &bytesRead, nullptr);
processRecordsByIds->try_emplace(processId, processId, hostPipe);
OnConnect(processId);
CreatePipe();
@ -110,13 +112,18 @@ namespace
default:
{
auto tp = *(ThreadParam*)buffer;
if (textThreadsByParams->count(tp) == 0) textThreadsByParams->insert({ tp, std::make_unique<TextThread>(tp, Host::GetHookParam(tp)) });
textThreadsByParams->at(tp)->Push(buffer + sizeof(tp), bytesRead - sizeof(tp));
if (textThreadsByParams->count(tp) == 0)
{
TextThread& created = textThreadsByParams->try_emplace(tp, tp, Host::GetHookParam(tp)).first->second;
OnCreate(created);
}
textThreadsByParams->find(tp)->second.Push(buffer + sizeof(tp), bytesRead - sizeof(tp));
}
break;
}
RemoveThreads([&](ThreadParam tp) { return tp.processId == processId; });
OnDisconnect(processId);
processRecordsByIds->erase(processId);
}).detach();
}
@ -124,22 +131,27 @@ namespace
namespace Host
{
void Start(ProcessEventCallback OnConnect, ProcessEventCallback OnDisconnect, TextThread::EventCallback OnCreate, TextThread::EventCallback OnDestroy, TextThread::OutputCallback Output)
void Start(ProcessEventHandler Connect, ProcessEventHandler Disconnect, ThreadEventHandler Create, ThreadEventHandler Destroy, TextThread::OutputCallback Output)
{
ProcessRecord::OnConnect = OnConnect;
ProcessRecord::OnDisconnect = OnDisconnect;
TextThread::OnCreate = OnCreate;
TextThread::OnDestroy = OnDestroy;
OnConnect = Connect;
OnDisconnect = Disconnect;
OnCreate = [Create](TextThread& thread) { Create(thread); thread.Start(); };
OnDestroy = [Destroy](TextThread& thread) { thread.Stop(); Destroy(thread); };
TextThread::Output = Output;
processRecordsByIds->try_emplace(console.processId, console.processId, INVALID_HANDLE_VALUE);
textThreadsByParams->insert({ console, std::make_unique<TextThread>(console, HookParam{}, CONSOLE) });
textThreadsByParams->insert({ Host::clipboard, std::make_unique<TextThread>(Host::clipboard, HookParam{}, CLIPBOARD) });
OnConnect(console.processId);
textThreadsByParams->try_emplace(console, console, HookParam{}, CONSOLE);
OnCreate(GetThread(console));
textThreadsByParams->try_emplace(clipboard, clipboard, HookParam{}, CLIPBOARD);
OnCreate(GetThread(clipboard));
CreatePipe();
SetWindowsHookExW(WH_GETMESSAGE, [](int statusCode, WPARAM wParam, LPARAM lParam)
{
if (statusCode == HC_ACTION && wParam == PM_REMOVE && ((MSG*)lParam)->message == WM_CLIPBOARDUPDATE)
if (auto text = Util::GetClipboardText()) Host::GetThread(Host::clipboard)->AddSentence(text.value());
if (auto text = Util::GetClipboardText()) GetThread(clipboard).AddSentence(text.value());
return CallNextHookEx(NULL, statusCode, wParam, lParam);
}, NULL, GetCurrentThreadId());
}
@ -200,13 +212,13 @@ namespace Host
return processRecordsByIds->at(tp.processId).GetHook(tp.addr).hp;
}
TextThread* GetThread(ThreadParam tp)
TextThread& GetThread(ThreadParam tp)
{
return textThreadsByParams->at(tp).get();
return textThreadsByParams->at(tp);
}
void AddConsoleOutput(std::wstring text)
{
GetThread(console)->AddSentence(text);
GetThread(console).AddSentence(text);
}
}

7
GUI/host/host.h
View File

@ -5,8 +5,9 @@
namespace Host
{
using ProcessEventCallback = std::function<void(DWORD)>;
void Start(ProcessEventCallback OnConnect, ProcessEventCallback OnDisconnect, TextThread::EventCallback OnCreate, TextThread::EventCallback OnDestroy, TextThread::OutputCallback Output);
using ProcessEventHandler = std::function<void(DWORD)>;
using ThreadEventHandler = std::function<void(TextThread&)>;
void Start(ProcessEventHandler Connect, ProcessEventHandler Disconnect, ThreadEventHandler Create, ThreadEventHandler Destroy, TextThread::OutputCallback Output);
bool InjectProcess(DWORD processId, DWORD timeout = 5000);
void DetachProcess(DWORD processId);
@ -14,7 +15,7 @@ namespace Host
HookParam GetHookParam(ThreadParam tp);
TextThread* GetThread(ThreadParam tp);
TextThread& GetThread(ThreadParam tp);
void AddConsoleOutput(std::wstring text);
inline int defaultCodepage = SHIFT_JIS;

20
GUI/host/textthread.cpp
View File

@ -9,14 +9,16 @@ TextThread::TextThread(ThreadParam tp, HookParam hp, std::optional<std::wstring>
name(name.value_or(Util::StringToWideString(hp.name).value())),
tp(tp),
hp(hp)
{}
void TextThread::Start()
{
CreateTimerQueueTimer(&timer, NULL, [](void* This, BOOLEAN) { ((TextThread*)This)->Flush(); }, this, 10, 10, WT_EXECUTELONGFUNCTION);
OnCreate(this);
}
TextThread::~TextThread()
void TextThread::Stop()
{
OnDestroy(this);
timer = NULL;
}
void TextThread::AddSentence(const std::wstring& sentence)
@ -40,7 +42,7 @@ void TextThread::Push(const BYTE* data, int len)
lastPushTime = GetTickCount();
if (std::all_of(buffer.begin(), buffer.end(), [&](wchar_t c) { return repeatingChars.count(c) > 0; })) buffer.clear();
if (Util::RemoveRepetition(buffer)) // repetition detected, which means the entire sentence has already been received
if (Util::RemoveRepetition(buffer)) // sentence repetition detected, which means the entire sentence has already been received
{
repeatingChars = std::unordered_set(buffer.begin(), buffer.end());
AddSentence(buffer);
@ -53,11 +55,13 @@ void TextThread::Flush()
std::vector<std::wstring> sentences;
queuedSentences->swap(sentences);
for (auto& sentence : sentences)
if (Output(this, sentence)) storage->append(sentence);
if (Output(*this, sentence)) storage->append(sentence);
std::scoped_lock lock(bufferMutex);
if (buffer.empty()) return;
if (buffer.size() < maxBufferSize && GetTickCount() - lastPushTime < flushDelay) return;
AddSentence(buffer);
buffer.clear();
if (buffer.size() > maxBufferSize || GetTickCount() - lastPushTime > flushDelay)
{
AddSentence(buffer);
buffer.clear();
}
}

9
GUI/host/textthread.h
View File

@ -6,17 +6,16 @@
class TextThread
{
public:
using EventCallback = std::function<void(TextThread*)>;
using OutputCallback = std::function<bool(TextThread*, std::wstring&)>;
inline static EventCallback OnCreate, OnDestroy;
using OutputCallback = std::function<bool(TextThread&, std::wstring&)>;
inline static OutputCallback Output;
inline static int flushDelay = 400; // flush every 400ms by default
inline static int maxBufferSize = 1000;
TextThread(ThreadParam tp, HookParam hp, std::optional<std::wstring> name = {});
~TextThread();
void Start();
void Stop();
void AddSentence(const std::wstring& sentence);
void Push(const BYTE* data, int len);
@ -38,5 +37,5 @@ private:
DWORD lastPushTime = 0;
ThreadSafe<std::vector<std::wstring>> queuedSentences;
struct TimerDeleter { void operator()(HANDLE h) { DeleteTimerQueueTimer(NULL, h, INVALID_HANDLE_VALUE); } };
AutoHandle<TimerDeleter> timer = NULL; // this needs to be last so it's destructed first
AutoHandle<TimerDeleter> timer = NULL;
};

52
GUI/mainwindow.cpp
View File

@ -49,9 +49,9 @@ MainWindow::MainWindow(QWidget *parent) :
Host::Start(
[this](DWORD processId) { ProcessConnected(processId); },
[this](DWORD processId) { ProcessDisconnected(processId); },
[this](TextThread* thread) { ThreadAdded(thread); },
[this](TextThread* thread) { ThreadRemoved(thread); },
[this](TextThread* thread, std::wstring& output) { return SentenceReceived(thread, output); }
[this](TextThread& thread) { ThreadAdded(thread); },
[this](TextThread& thread) { ThreadRemoved(thread); },
[this](TextThread& thread, std::wstring& output) { return SentenceReceived(thread, output); }
);
Host::AddConsoleOutput(ABOUT);
@ -104,7 +104,7 @@ void MainWindow::ProcessConnected(DWORD processId)
auto hookList = std::find_if(allProcesses.rbegin(), allProcesses.rend(), [&](QString hookList) { return hookList.contains(process); });
if (hookList != allProcesses.rend())
for (auto hookInfo : hookList->split(" , "))
if (auto hp = Util::ParseCode(S(hookInfo))) QMetaObject::invokeMethod(this, [processId, hp] { Host::InsertHook(processId, hp.value()); });
if (auto hp = Util::ParseCode(S(hookInfo))) Host::InsertHook(processId, hp.value());
else swscanf_s(S(hookInfo).c_str(), L"|%I64d:%I64d:%[^\n]", &savedThreadCtx.first, &savedThreadCtx.second, savedThreadCode, ARRAYSIZE(savedThreadCode));
}
@ -116,11 +116,11 @@ void MainWindow::ProcessDisconnected(DWORD processId)
}, Qt::BlockingQueuedConnection);
}
void MainWindow::ThreadAdded(TextThread* thread)
void MainWindow::ThreadAdded(TextThread& thread)
{
std::wstring threadCode = Util::GenerateCode(thread->hp, thread->tp.processId);
QString ttString = TextThreadString(thread) + S(thread->name) + " (" + S(threadCode) + ")";
bool savedMatch = savedThreadCtx.first == thread->tp.ctx && savedThreadCtx.second == thread->tp.ctx2 && savedThreadCode == threadCode;
std::wstring threadCode = Util::GenerateCode(thread.hp, thread.tp.processId);
QString ttString = TextThreadString(thread) + S(thread.name) + " (" + S(threadCode) + ")";
bool savedMatch = savedThreadCtx.first == thread.tp.ctx && savedThreadCtx.second == thread.tp.ctx2 && savedThreadCode == threadCode;
if (savedMatch) savedThreadCtx.first = savedThreadCtx.second = savedThreadCode[0] = 0;
QMetaObject::invokeMethod(this, [this, ttString, savedMatch]
{
@ -129,7 +129,7 @@ void MainWindow::ThreadAdded(TextThread* thread)
});
}
void MainWindow::ThreadRemoved(TextThread* thread)
void MainWindow::ThreadRemoved(TextThread& thread)
{
QString ttString = TextThreadString(thread);
QMetaObject::invokeMethod(this, [this, ttString]
@ -140,7 +140,7 @@ void MainWindow::ThreadRemoved(TextThread* thread)
}, Qt::BlockingQueuedConnection);
}
bool MainWindow::SentenceReceived(TextThread* thread, std::wstring& sentence)
bool MainWindow::SentenceReceived(TextThread& thread, std::wstring& sentence)
{
if (DispatchSentenceToExtensions(sentence, GetMiscInfo(thread)))
{
@ -160,14 +160,14 @@ bool MainWindow::SentenceReceived(TextThread* thread, std::wstring& sentence)
return false;
}
QString MainWindow::TextThreadString(TextThread* thread)
QString MainWindow::TextThreadString(TextThread& thread)
{
return QString("%1:%2:%3:%4:%5: ").arg(
QString::number(thread->handle, 16),
QString::number(thread->tp.processId, 16),
QString::number(thread->tp.addr, 16),
QString::number(thread->tp.ctx, 16),
QString::number(thread->tp.ctx2, 16)
QString::number(thread.handle, 16),
QString::number(thread.tp.processId, 16),
QString::number(thread.tp.addr, 16),
QString::number(thread.tp.ctx, 16),
QString::number(thread.tp.ctx2, 16)
).toUpper();
}
@ -182,16 +182,16 @@ DWORD MainWindow::GetSelectedProcessId()
return ui->processCombo->currentText().split(":")[0].toULong(nullptr, 16);
}
std::unordered_map<const char*, int64_t> MainWindow::GetMiscInfo(TextThread* thread)
std::unordered_map<const char*, int64_t> MainWindow::GetMiscInfo(TextThread& thread)
{
return
{
{ "current select", ui->ttCombo->currentText().startsWith(TextThreadString(thread)) },
{ "text number", thread->handle },
{ "process id", thread->tp.processId },
{ "hook address", thread->tp.addr },
{ "text handle", thread->handle },
{ "text name", (int64_t)thread->name.c_str() }
{ "text number", thread.handle },
{ "process id", thread.tp.processId },
{ "hook address", thread.tp.addr },
{ "text handle", thread.handle },
{ "text name", (int64_t)thread.name.c_str() }
};
}
@ -280,9 +280,9 @@ void MainWindow::SaveHooks()
}
}
auto hookInfo = QStringList() << S(processName.value()) << hookCodes.values();
TextThread* current = Host::GetThread(ParseTextThreadString(ui->ttCombo->currentText()));
if (current->tp.processId == GetSelectedProcessId())
hookInfo << QString("|%1:%2:%3").arg(current->tp.ctx).arg(current->tp.ctx2).arg(S(Util::GenerateCode(Host::GetHookParam(current->tp), current->tp.processId)));
TextThread& current = Host::GetThread(ParseTextThreadString(ui->ttCombo->currentText()));
if (current.tp.processId == GetSelectedProcessId())
hookInfo << QString("|%1:%2:%3").arg(current.tp.ctx).arg(current.tp.ctx2).arg(S(Util::GenerateCode(Host::GetHookParam(current.tp), current.tp.processId)));
QTextFile(HOOK_SAVE_FILE, QIODevice::WriteOnly | QIODevice::Append).write((hookInfo.join(" , ") + "\n").toUtf8());
}
}
@ -328,6 +328,6 @@ void MainWindow::Extensions()
void MainWindow::ViewThread(int index)
{
ui->ttCombo->setCurrentIndex(index);
ui->textOutput->setPlainText(S(Host::GetThread(ParseTextThreadString(ui->ttCombo->itemText(index)))->storage->c_str()));
ui->textOutput->setPlainText(S(Host::GetThread(ParseTextThreadString(ui->ttCombo->itemText(index))).storage->c_str()));
ui->textOutput->moveCursor(QTextCursor::End);
}

10
GUI/mainwindow.h
View File

@ -20,13 +20,13 @@ private:
void closeEvent(QCloseEvent*) override;
void ProcessConnected(DWORD processId);
void ProcessDisconnected(DWORD processId);
void ThreadAdded(TextThread* thread);
void ThreadRemoved(TextThread* thread);
bool SentenceReceived(TextThread* thread, std::wstring& sentence);
QString TextThreadString(TextThread* thread);
void ThreadAdded(TextThread& thread);
void ThreadRemoved(TextThread& thread);
bool SentenceReceived(TextThread& thread, std::wstring& sentence);
QString TextThreadString(TextThread& thread);
ThreadParam ParseTextThreadString(QString ttString);
DWORD GetSelectedProcessId();
std::unordered_map<const char*, int64_t> GetMiscInfo(TextThread* thread);
std::unordered_map<const char*, int64_t> GetMiscInfo(TextThread& thread);
void AttachProcess();
void LaunchProcess();
void DetachProcess();