Files
Xenia-Canary/src/xenia/kernel/objects/xtimer.cc
2014-01-07 21:55:32 -08:00

61 lines
1.5 KiB
C++

/**
******************************************************************************
* Xenia : Xbox 360 Emulator Research Project *
******************************************************************************
* Copyright 2013 Ben Vanik. All rights reserved. *
* Released under the BSD license - see LICENSE in the root for more details. *
******************************************************************************
*/
#include <xenia/kernel/objects/xtimer.h>
using namespace xe;
using namespace xe::kernel;
XTimer::XTimer(KernelState* kernel_state) :
XObject(kernel_state, kTypeTimer),
handle_(NULL) {
}
XTimer::~XTimer() {
if (handle_) {
CloseHandle(handle_);
}
}
void XTimer::Initialize(uint32_t timer_type) {
XEASSERTNULL(handle_);
bool manual_reset = false;
switch (timer_type) {
case 0: // NotificationTimer
manual_reset = true;
break;
case 1: // SynchronizationTimer
manual_reset = false;
break;
default:
XEASSERTALWAYS();
break;
}
handle_ = CreateWaitableTimer(NULL, manual_reset, NULL);
}
X_STATUS XTimer::SetTimer(int64_t due_time, uint32_t period_ms) {
LARGE_INTEGER due_time_li;
due_time_li.QuadPart = due_time;
if (SetWaitableTimer(handle_, &due_time_li, period_ms, NULL, NULL, TRUE)) {
return X_STATUS_SUCCESS;
} else {
return X_STATUS_UNSUCCESSFUL;
}
}
X_STATUS XTimer::Cancel() {
return CancelWaitableTimer(handle_) == 0 ?
X_STATUS_SUCCESS : X_STATUS_UNSUCCESSFUL;
}