Massive dump of xenia-info required code.

This is a working xenia-info for xex files (no gdfs files yet).

src/core/ref.cc

@@ -0,0 +1,31 @@
+/**
+ ******************************************************************************
+ * 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/core/ref.h>
+
+
+void xe_ref_init(xe_ref_t* ref) {
+  ref->count = 1;
+}
+
+void xe_ref_retain(xe_ref_t* ref) {
+  xe_atomic_inc_32(&ref->count);
+}
+
+void xe_ref_release(xe_ref_t* ref, xe_ref_dealloc_t dealloc) {
+  if (!ref) {
+    return;
+  }
+  if (!xe_atomic_dec_32(&ref->count)) {
+    if (dealloc) {
+      dealloc(ref);
+    }
+    xe_free(ref);
+  }
+}