Shuffling kernel/.

src/xenia/kernel/xsemaphore.cc

@@ -0,0 +1,43 @@
+/**
+ ******************************************************************************
+ * 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/xsemaphore.h"
+
+namespace xe {
+namespace kernel {
+
+XSemaphore::XSemaphore(KernelState* kernel_state)
+    : XObject(kernel_state, kTypeSemaphore) {}
+
+XSemaphore::~XSemaphore() = default;
+
+void XSemaphore::Initialize(int32_t initial_count, int32_t maximum_count) {
+  assert_false(semaphore_);
+
+  CreateNative(sizeof(X_KSEMAPHORE));
+
+  semaphore_ = xe::threading::Semaphore::Create(initial_count, maximum_count);
+}
+
+void XSemaphore::InitializeNative(void* native_ptr, X_DISPATCH_HEADER* header) {
+  assert_false(semaphore_);
+
+  auto semaphore = reinterpret_cast<X_KSEMAPHORE*>(native_ptr);
+  semaphore_ = xe::threading::Semaphore::Create(semaphore->header.signal_state,
+                                                semaphore->limit);
+}
+
+int32_t XSemaphore::ReleaseSemaphore(int32_t release_count) {
+  int32_t previous_count = 0;
+  semaphore_->Release(release_count, &previous_count);
+  return previous_count;
+}
+
+}  // namespace kernel
+}  // namespace xe