Files
Xenia-Canary/src/xenia/kernel/objects/xsemaphore.cc
2014-01-05 01:22:08 -08:00

46 lines
1.3 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/xsemaphore.h>
using namespace xe;
using namespace xe::kernel;
XSemaphore::XSemaphore(KernelState* kernel_state) :
XObject(kernel_state, kTypeSemaphore),
handle_(NULL) {
}
XSemaphore::~XSemaphore() {
if (handle_) {
CloseHandle(handle_);
}
}
void XSemaphore::Initialize(int32_t initial_count, int32_t maximum_count) {
XEASSERTNULL(handle_);
handle_ = CreateSemaphore(NULL, initial_count, maximum_count, NULL);
}
void XSemaphore::InitializeNative(void* native_ptr, DISPATCH_HEADER& header) {
XEASSERTNULL(handle_);
// NOT IMPLEMENTED
// We expect Initialize to be called shortly.
}
int32_t XSemaphore::ReleaseSemaphore(int32_t release_count) {
LONG previous_count = 0;
::ReleaseSemaphore(handle_, release_count, &previous_count);
return previous_count;
}