VMProtect/runtime/hook_manager.h

40 lines
842 B
C++

#ifndef HOOK_MANAGER_H
#define HOOK_MANAGER_H
class HookedAPI
{
public:
HookedAPI();
bool Hook(void *api, void *handler, void **result);
void Unhook();
void *old_handler() const { return old_handler_; }
private:
static size_t page_size_;
size_t size_;
void *api_;
void *old_handler_;
uint32_t crc_;
};
class HookManager
{
public:
HookManager();
void Begin();
void End();
void *HookAPI(HMODULE dll, const char *api_name, void *handler, bool show_error = true, void **result = NULL);
bool UnhookAPI(void * handler);
private:
HookManager(const HookManager &src);
HookManager & operator = (const HookManager &);// block the assignment operator
void GetThreads();
void SuspendThreads();
void ResumeThreads();
void FreeThreads();
vector<HookedAPI *> api_list_;
vector<HANDLE> thread_list_;
size_t update_count_;
};
#endif