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refactoring and bugfixes

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This commit is contained in:
Akash Mozumdar 2018-07-22 18:10:00 -07:00
parent 89f8cb9d9b
commit 3d4ee3d698
4 changed files with 15 additions and 26 deletions
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27
texthook/hookman.cc
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@ -35,7 +35,10 @@ HookManager::HookManager() :
HookManager::~HookManager()
{
HM_LOCK;
EnterCriticalSection(&hmCs);
RemoveThreads([](auto one, auto two) { return true; }, {});
for (auto i : processRecordsByIds) UnRegisterProcess(i.first);
LeaveCriticalSection(&hmCs);
DeleteCriticalSection(&hmCs);
}
@ -48,26 +51,12 @@ TextThread *HookManager::FindSingle(DWORD number)
return nullptr;
}
void HookManager::RemoveSingleHook(DWORD pid, DWORD addr)
void HookManager::RemoveThreads(bool(*RemoveIf)(ThreadParameter, ThreadParameter), ThreadParameter cmp)
{
HM_LOCK;
std::vector<ThreadParameter> removedThreads;
for (auto i : textThreadsByParams)
if (i.first.pid == pid && i.first.hook == addr)
{
if (remove) remove(i.second);
delete i.second;
removedThreads.push_back(i.first);
}
for (auto i : removedThreads) textThreadsByParams.erase(i);
}
void HookManager::RemoveProcessContext(DWORD pid)
{
HM_LOCK;
std::vector<ThreadParameter> removedThreads;
for (auto i : textThreadsByParams)
if (i.first.pid == pid)
if (RemoveIf(i.first, cmp))
{
if (remove) remove(i.second);
delete i.second;
@ -98,7 +87,7 @@ void HookManager::UnRegisterProcess(DWORD pid)
CloseHandle(pr.process_handle);
CloseHandle(pr.hookman_section);
processRecordsByIds.erase(pid);
RemoveProcessContext(pid);
RemoveThreads([](auto one, auto two) { return one.pid == two.pid; }, { pid, 0, 0, 0 });
if (detach) detach(pid);
}
@ -149,7 +138,7 @@ HookParam HookManager::GetHookParam(DWORD pid, DWORD addr)
std::wstring HookManager::GetHookName(DWORD pid, DWORD addr)
{
HM_LOCK;
std::string buffer;
std::string buffer = "";
ProcessRecord pr = processRecordsByIds[pid];
if (pr.hookman_map == nullptr) return L"";
MutexLocker locker(pr.hookman_mutex);

5
texthook/hookman.h
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@ -38,13 +38,12 @@ public:
~HookManager();
TextThread* FindSingle(DWORD number);
HANDLE GetHostPipe(DWORD pid);
void AddConsoleOutput(std::wstring text);
void DispatchText(DWORD pid, DWORD hook, DWORD retn, DWORD split, const BYTE *text, int len);
void RemoveProcessContext(DWORD pid); // private
void RemoveSingleHook(DWORD pid, DWORD addr);
void RemoveThreads(bool(*RemoveIf)(ThreadParameter, ThreadParameter), ThreadParameter cmp);
void RegisterProcess(DWORD pid, HANDLE hostPipe);
void UnRegisterProcess(DWORD pid);
HANDLE GetHostPipe(DWORD pid);
HookParam GetHookParam(DWORD pid, DWORD addr);
std::wstring GetHookName(DWORD pid, DWORD addr);

2
texthook/host.cc
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@ -151,7 +151,7 @@ DLLEXPORT bool RemoveHook(DWORD pid, DWORD addr)
WaitForSingleObject(hookRemovalEvent, 1000);
CloseHandle(hookRemovalEvent);
man->RemoveSingleHook(pid, addr);
man->RemoveThreads([](auto one, auto two) { return one.pid == two.pid && one.hook == two.hook; }, { pid, addr, 0, 0 });
return true;
}

3
texthook/textthread.cc
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@ -29,7 +29,8 @@ TextThread::TextThread(ThreadParameter tp, unsigned int threadNumber, unsigned i
TextThread::~TextThread()
{
TT_LOCK;
EnterCriticalSection(&ttCs);
LeaveCriticalSection(&ttCs);
DeleteCriticalSection(&ttCs);
}