void VMTHook::Set(ptr_t inst, uint32_t offset)
{
Release();
vtable_ptr = &GetVMT(inst, offset);
vtable_original = *vtable_ptr;
int mc = CountMethods(vtable_original);
logging::Info("Hooking vtable 0x%08x with %d methods", vtable_original, mc);
vtable_hooked = static_cast<method_table_t>(calloc(mc + 3, sizeof(ptr_t)));
memcpy(&vtable_hooked[2], vtable_original, sizeof(ptr_t) * mc);
vtable_hooked[0] = this;
vtable_hooked[1] = (void *) GUARD;
}
bool CTask::MakeAbortable(class CPed *ped, int priority, class CEvent *_event)
{
return ((bool (__thiscall *)(CTask *, int, class CEvent *))GetVMT(this, 6))(this, priority, _event);
}
void CTask::StopTimer(class CEvent *_event)
{
((void (__thiscall *)(CTask *, class CEvent *))GetVMT(this, 5))(this, _event);
}
eTaskType CTask::GetId()
{
return ((eTaskType (__thiscall *)(CTask *))GetVMT(this, 4))(this);
}
bool CTask::IsSimple()
{
return ((bool (__thiscall *)(CTask *))GetVMT(this, 3))(this);
}
CTask *CTask::GetSubTask()
{
return ((CTask *(__thiscall *)(CTask *))GetVMT(this, 2))(this);
}
CTask *CTask::Clone()
{
return ((CTask *(__thiscall *)(CTask *))GetVMT(this, 1))(this);
}
bool IsHooked(ptr_t inst, uint32_t offset)
{
return GetVMT(inst, offset)[-1] == (method_t) GUARD;
}
