more consistent hook searching ui and fix critical error in searching for text and custom codepage for hook searches

GUI/host/host.cpp

@@ -59,7 +59,7 @@ namespace
 	};
 
 	size_t HashThreadParam(ThreadParam tp) { return std::hash<int64_t>()(tp.processId + tp.addr) + std::hash<int64_t>()(tp.ctx + tp.ctx2); }
-	Synchronized<std::unordered_map<ThreadParam, TextThread, Functor<HashThreadParam>>, std::recursive_mutex> textThreadsByParams;
+	Synchronized<std::unordered_map<ThreadParam, TextThread, Functor<HashThreadParam>>> textThreadsByParams;
 	Synchronized<std::unordered_map<DWORD, ProcessRecord>> processRecordsByIds;
 
 	Host::ProcessEventHandler OnConnect, OnDisconnect;
@@ -68,7 +68,10 @@ namespace
 	void RemoveThreads(std::function<bool(ThreadParam)> removeIf)
 	{
 		std::vector<TextThread*> threadsToRemove;
+		{
+			auto textThreadsByParams = ::textThreadsByParams.Acquire();
 			std::for_each(textThreadsByParams->begin(), textThreadsByParams->end(), [&](auto& it) { if (removeIf(it.first)) threadsToRemove.push_back(&it.second); });
+		}
 		for (auto thread : threadsToRemove)
 		{
 			OnDestroy(*thread);
@@ -106,10 +109,9 @@ namespace
 					std::wstring wide = info.text;
 					if (wide.size() > STRING) OnHookFound(info.hp, info.text);
 					info.hp.type &= ~USING_UNICODE;
-					if (auto converted = Util::StringToWideString((char*)info.text, Host::defaultCodepage))
+					if (auto converted = Util::StringToWideString((char*)info.text, info.hp.codepage))
 						if (converted->size() > STRING) OnHookFound(info.hp, converted.value());
-					info.hp.codepage = CP_UTF8;
+					if (auto converted = Util::StringToWideString((char*)info.text, info.hp.codepage = CP_UTF8))
-					if (auto converted = Util::StringToWideString((char*)info.text, CP_UTF8))
 						if (converted->size() > STRING) OnHookFound(info.hp, converted.value());
 				}
 				break;

GUI/host/util.cpp

@@ -1,5 +1,4 @@
 #include "util.h"
-#include "host.h"
 #include <sstream>
 #include <Psapi.h>
 
@@ -47,28 +46,6 @@ namespace
 		return hp;
 	}
 
-	std::optional<HookParam> ParseSCode(std::wstring SCode)
-	{
-		std::wsmatch match;
-		HookParam hp = {};
-		hp.type |= READ_SEARCH;
-
-		// [codepage#]
-		if (std::regex_search(SCode, match, std::wregex(L"^([0-9]+)#")))
-		{
-			hp.codepage = std::stoi(match[1]);
-			SCode.erase(0, match[0].length());
-		}
-		else
-		{
-			hp.codepage = Host::defaultCodepage;
-		}
-
-		wcsncpy_s(hp.text, SCode.c_str(), MAX_MODULE_SIZE - 1);
-
-		return hp;
-	}
-
 	std::optional<HookParam> ParseHCode(std::wstring HCode)
 	{
 		std::wsmatch match;
@@ -325,7 +302,6 @@ namespace Util
 	{
 		if (code[0] == L'/') code.erase(0, 1); // legacy/AGTH compatibility
 		if (code[0] == L'R') return ParseRCode(code.erase(0, 1));
-		else if (code[0] == L'S') return ParseSCode(code.erase(0, 1));
 		else if (code[0] == L'H') return ParseHCode(code.erase(0, 1));
 		return {};
 	}

GUI/mainwindow.cpp

@@ -35,6 +35,9 @@ extern const char* MAX_ADDRESS;
 extern const char* STRING_OFFSET;
 extern const char* MAX_HOOK_SEARCH_RECORDS;
 extern const char* HOOK_SEARCH_FILTER;
+extern const char* SEARCH_FOR_TEXT;
+extern const char* TEXT;
+extern const char* CODEPAGE;
 extern const char* START_HOOK_SEARCH;
 extern const char* SAVE_SEARCH_RESULTS;
 extern const char* TEXT_FILES;
@@ -360,7 +363,8 @@ void MainWindow::AddHook()
 void MainWindow::AddHook(QString hook)
 {
 	if (QString hookCode = QInputDialog::getText(this, ADD_HOOK, CODE_INFODUMP, QLineEdit::Normal, hook, &ok, Qt::WindowCloseButtonHint); ok)
-		if (auto hp = Util::ParseCode(S(hookCode))) try { Host::InsertHook(GetSelectedProcessId(), hp.value()); } catch (std::out_of_range) {}
+		if (hookCode.startsWith("S") || hookCode.startsWith("/S")) FindHooks();
+		else if (auto hp = Util::ParseCode(S(hookCode))) try { Host::InsertHook(GetSelectedProcessId(), hp.value()); } catch (std::out_of_range) {}
 		else Host::AddConsoleOutput(INVALID_CODE);
 }
 
@@ -418,23 +422,48 @@ void MainWindow::FindHooks()
 
 	DWORD processId = GetSelectedProcessId();
 	SearchParam sp = {};
-	bool customSettings = false;
+	sp.codepage = Host::defaultCodepage;
+	bool searchForText = false, customSettings = false;
 	std::wregex filter(L".");
 	
 	QDialog dialog(this, Qt::WindowCloseButtonHint);
 	QFormLayout layout(&dialog);
 	QCheckBox cjkCheckbox(&dialog);
 	layout.addRow(SEARCH_CJK, &cjkCheckbox);
-	QDialogButtonBox confirm(QDialogButtonBox::Ok | QDialogButtonBox::Help, &dialog);
+	QDialogButtonBox confirm(QDialogButtonBox::Ok | QDialogButtonBox::Help | QDialogButtonBox::Retry, &dialog);
 	layout.addRow(&confirm);
 	confirm.button(QDialogButtonBox::Ok)->setText(START_HOOK_SEARCH);
+	confirm.button(QDialogButtonBox::Retry)->setText(SEARCH_FOR_TEXT);
 	confirm.button(QDialogButtonBox::Help)->setText(SETTINGS);
-	connect(&confirm, &QDialogButtonBox::helpRequested, [&customSettings] { customSettings = true; });
+	connect(&confirm, &QDialogButtonBox::clicked, [&](QAbstractButton* button)
-	connect(&confirm, &QDialogButtonBox::accepted, &dialog, &QDialog::accept);
+	{
-	connect(&confirm, &QDialogButtonBox::helpRequested, &dialog, &QDialog::accept);
+		if (button == confirm.button(QDialogButtonBox::Retry)) searchForText = true;
+		if (button == confirm.button(QDialogButtonBox::Help)) customSettings = true;
+		dialog.accept();
+	});
 	dialog.setWindowTitle(SEARCH_FOR_HOOKS);
 	if (!dialog.exec()) return;
 
+	if (searchForText)
+	{
+		QDialog dialog(this, Qt::WindowCloseButtonHint);
+		QFormLayout layout(&dialog);
+		QLineEdit textInput(&dialog);
+		layout.addRow(TEXT, &textInput);
+		QSpinBox codepageInput(&dialog);
+		codepageInput.setMaximum(INT_MAX);
+		codepageInput.setValue(sp.codepage);
+		layout.addRow(CODEPAGE, &codepageInput);
+		QDialogButtonBox confirm(QDialogButtonBox::Ok);
+		connect(&confirm, &QDialogButtonBox::accepted, &dialog, &QDialog::accept);
+		layout.addRow(&confirm);
+		if (!dialog.exec()) return;
+		wcsncpy_s(sp.text, S(textInput.text()).c_str(), PATTERN_SIZE - 1);
+		try { Host::FindHooks(GetSelectedProcessId(), sp); }
+		catch (std::out_of_range) {}
+		return;
+	}
+
 	if (customSettings)
 	{
 		QDialog dialog(this, Qt::WindowCloseButtonHint);
@@ -446,6 +475,7 @@ void MainWindow::FindHooks()
 			{ sp.searchTime, SEARCH_DURATION },
 			{ sp.offset, PATTERN_OFFSET },
 			{ sp.maxRecords, MAX_HOOK_SEARCH_RECORDS },
+			{ sp.codepage, CODEPAGE },
 		})
 		{
 			auto spinBox = new QSpinBox(&dialog);

include/const.h

@@ -4,7 +4,7 @@
 // 8/23/2013 jichi
 // Branch: ITH/common.h, rev 128
 
-enum { STRING = 12, MESSAGE_SIZE = 500, PIPE_BUFFER_SIZE = 2000, SHIFT_JIS = 932, MAX_MODULE_SIZE = 120, HOOK_NAME_SIZE = 30, FIXED_SPLIT_VALUE = 0x10001 };
+enum { STRING = 12, MESSAGE_SIZE = 500, PIPE_BUFFER_SIZE = 2000, SHIFT_JIS = 932, MAX_MODULE_SIZE = 120, PATTERN_SIZE = 30, HOOK_NAME_SIZE = 30, FIXED_SPLIT_VALUE = 0x10001 };
 enum WildcardByte { XX = 0x11 };
 
 enum HostCommandType { HOST_COMMAND_NEW_HOOK, HOST_COMMAND_REMOVE_HOOK, HOST_COMMAND_FIND_HOOK, HOST_COMMAND_MODIFY_HOOK, HOST_COMMAND_HIJACK_PROCESS, HOST_COMMAND_DETACH };
@@ -22,12 +22,11 @@ enum HookParamType : unsigned
 	MODULE_OFFSET = 0x40, // address is relative to module
 	FUNCTION_OFFSET = 0x80, // address is relative to function
 	USING_UTF8 = 0x100,
-	READ_SEARCH = 0x200, // unspecified address: search for text instead
+	NO_CONTEXT = 0x200,
-	NO_CONTEXT = 0x400,
+	HOOK_EMPTY = 0x400,
-	HOOK_EMPTY = 0x800,
+	FIXING_SPLIT = 0x800,
-	FIXING_SPLIT = 0x1000,
+	DIRECT_READ = 0x1000, // /R read code instead of classic /H hook code
-	DIRECT_READ = 0x2000, // /R read code instead of classic /H hook code
+	FULL_STRING = 0x2000,
-	FULL_STRING = 0x4000,
+	HOOK_ENGINE = 0x4000,
-	HOOK_ENGINE = 0x8000,
+	HOOK_ADDITIONAL = 0x8000,
-	HOOK_ADDITIONAL = 0x10000,
 };

include/types.h

@@ -31,11 +31,9 @@ struct HookParam
 		split, // offset of the split character
 		split_index, // deref_offset2
 		null_length;
-	union
+
-	{
 	wchar_t module[MAX_MODULE_SIZE];
-		wchar_t text[MAX_MODULE_SIZE];
+
-	};
 	char function[MAX_MODULE_SIZE];
 	DWORD type; // flags
 	UINT codepage; // text encoding
@@ -62,12 +60,14 @@ struct ThreadParam
 
 struct SearchParam
 {
-	BYTE pattern[25] = { 0xcc, 0xcc, x64 ? 0x48 : 0x55, x64 ? 0x89 : 0x8b, 0xec }; // pattern in memory to search for
+	BYTE pattern[PATTERN_SIZE] = { 0xcc, 0xcc, x64 ? 0x48 : 0x55, x64 ? 0x89 : 0x8b, 0xec }; // pattern in memory to search for
 	int length = x64 ? 4 : 5, // length of pattern (zero means this SearchParam is invalid and the default should be used)
 		offset = 2, // offset from start of pattern to add hook
 		searchTime = 20000, // ms
-		maxRecords = 100000;
+		maxRecords = 100000,
+		codepage = SHIFT_JIS;
 	uintptr_t padding = 0, minAddress = 0, maxAddress = (uintptr_t)-1;
+	wchar_t text[PATTERN_SIZE] = {}; // text to search for
 	void(*hookPostProcessor)(HookParam&) = nullptr;
 };
 

text.cpp

@@ -63,6 +63,9 @@ const char* MIN_ADDRESS = u8"Minimum address (hex)";
 const char* MAX_ADDRESS = u8"Maximum address (hex)";
 const char* STRING_OFFSET = u8"String offset (hex)";
 const char* HOOK_SEARCH_FILTER = u8"Results must match this regex";
+const char* TEXT = u8"Text";
+const char* CODEPAGE = u8"Codepage";
+const char* SEARCH_FOR_TEXT = u8"Search for specific text";
 const char* START_HOOK_SEARCH = u8"Start hook search";
 const char* SAVE_SEARCH_RESULTS = u8"Save search results";
 const char* TEXT_FILES = u8"Text (*.txt)";

texthook/hookfinder.cc

@@ -6,6 +6,8 @@
 extern const char* STARTING_SEARCH;
 extern const char* HOOK_SEARCH_INITIALIZED;
 extern const char* HOOK_SEARCH_FINISHED;
+extern const char* NOT_ENOUGH_TEXT;
+extern const char* COULD_NOT_FIND;
 
 extern WinMutex viewMutex;
 
@@ -24,6 +26,7 @@ namespace
 			hp.type = USING_UNICODE | USING_STRING;
 			hp.address = address;
 			hp.padding = sp.padding;
+			hp.codepage = sp.codepage;
 			if (sp.hookPostProcessor) sp.hookPostProcessor(hp);
 			NotifyHookFound(hp, (wchar_t*)text);
 		}
@@ -204,3 +207,31 @@ void SearchForHooks(SearchParam spUser)
 		ConsoleOutput(HOOK_SEARCH_FINISHED, sp.maxRecords - recordsAvailable);
 	}).detach();
 }
+
+void SearchForText(wchar_t* text, UINT codepage)
+{
+	bool found = false;
+	char utf8Text[PATTERN_SIZE * 4] = {};
+	WideCharToMultiByte(CP_UTF8, 0, text, PATTERN_SIZE, utf8Text, PATTERN_SIZE * 4, nullptr, nullptr);
+	char codepageText[PATTERN_SIZE * 4] = {};
+	WideCharToMultiByte(codepage, 0, text, PATTERN_SIZE, codepageText, PATTERN_SIZE * 4, nullptr, nullptr);
+	if (strlen(utf8Text) < 4 || strlen(codepageText) < 4 || wcslen(text) < 4) return ConsoleOutput(NOT_ENOUGH_TEXT);
+	ConsoleOutput(STARTING_SEARCH);
+	auto GenerateHooks = [&](std::vector<uint64_t> addresses, HookParamType type)
+	{
+		for (auto addr : addresses)
+		{
+			if (abs((long long)(utf8Text - addr)) < 20000) continue; // don't add read code if text is on this thread's stack
+			found = true;
+			HookParam hp = {};
+			hp.type = DIRECT_READ | type;
+			hp.address = addr;
+			hp.codepage = codepage;
+			NewHook(hp, "Search", 0);
+		}
+	};
+	GenerateHooks(Util::SearchMemory(utf8Text, strlen(utf8Text), PAGE_READWRITE), USING_UTF8);
+	GenerateHooks(Util::SearchMemory(codepageText, strlen(codepageText), PAGE_READWRITE), USING_STRING);
+	GenerateHooks(Util::SearchMemory(text, wcslen(text) * sizeof(wchar_t), PAGE_READWRITE), USING_UNICODE);
+	if (!found) ConsoleOutput(COULD_NOT_FIND);
+}

texthook/hookfinder.h

@@ -3,5 +3,5 @@
 #include "common.h"
 #include "types.h"
 
-void SearchForText(wchar_t* text);
+void SearchForText(wchar_t* text, UINT codepage);
 void SearchForHooks(SearchParam sp);

texthook/main.cc

@@ -15,9 +15,6 @@ extern const char* INSERTING_HOOK;
 extern const char* REMOVING_HOOK;
 extern const char* HOOK_FAILED;
 extern const char* TOO_MANY_HOOKS;
-extern const char* STARTING_SEARCH;
-extern const char* NOT_ENOUGH_TEXT;
-extern const char* COULD_NOT_FIND;
 
 WinMutex viewMutex;
 
@@ -74,7 +71,8 @@ DWORD WINAPI Pipe(LPVOID)
 			case HOST_COMMAND_FIND_HOOK:
 			{
 				auto info = *(FindHookCmd*)buffer;
-				SearchForHooks(info.sp);
+				if (*info.sp.text) SearchForText(info.sp.text, info.sp.codepage);
+				else SearchForHooks(info.sp);
 			}
 			break;
 			case HOST_COMMAND_DETACH:
@@ -155,34 +153,6 @@ BOOL WINAPI DllMain(HINSTANCE hModule, DWORD fdwReason, LPVOID)
 }
 
 void NewHook(HookParam hp, LPCSTR lpname, DWORD flag)
-{
-	if (hp.type & READ_SEARCH)
-	{
-		bool found = false;
-		char utf8Text[MAX_MODULE_SIZE * 4] = {};
-		WideCharToMultiByte(CP_UTF8, 0, hp.text, MAX_MODULE_SIZE, utf8Text, MAX_MODULE_SIZE * 4, nullptr, nullptr);
-		char codepageText[MAX_MODULE_SIZE * 4] = {};
-		WideCharToMultiByte(hp.codepage, 0, hp.text, MAX_MODULE_SIZE, codepageText, MAX_MODULE_SIZE * 4, nullptr, nullptr);
-		if (strlen(utf8Text) < 8 || strlen(codepageText) < 8 || wcslen(hp.text) < 4) return ConsoleOutput(NOT_ENOUGH_TEXT);
-		ConsoleOutput(STARTING_SEARCH);
-		for (auto [addrs, type] : Array<std::tuple<std::vector<uint64_t>, HookParamType>>{
-			{ Util::SearchMemory(utf8Text, strlen(utf8Text), PAGE_READWRITE), USING_UTF8 },
-			{ Util::SearchMemory(codepageText, strlen(codepageText), PAGE_READWRITE), USING_STRING },
-			{ Util::SearchMemory(hp.text, wcslen(hp.text) * 2, PAGE_READWRITE), USING_UNICODE }
-		})
-			for (auto addr : addrs)
-			{
-				if (abs((long long)(utf8Text - addr)) < 20000) continue; // don't add read code if text is on this thread's stack
-				found = true;
-				HookParam h = {};
-				h.type = DIRECT_READ | type;
-				h.address = addr;
-				h.codepage = hp.codepage;
-				NewHook(h, lpname, 0);
-			}
-		if (!found) ConsoleOutput(COULD_NOT_FIND);
-	}
-	else
 {
 	if (++currentHook >= MAX_HOOK) return ConsoleOutput(TOO_MANY_HOOKS);
 	if (lpname && *lpname) strncpy_s(hp.name, lpname, HOOK_NAME_SIZE - 1);
@@ -194,7 +164,6 @@ void NewHook(HookParam hp, LPCSTR lpname, DWORD flag)
 		(*hooks)[currentHook].Clear();
 	}
 }
-}
 
 void RemoveHook(uint64_t addr, int maxOffset)
 {