Changeset 67364 in vbox for trunk/src/VBox/Runtime/common/misc

Timestamp:

Jun 13, 2017 2:12:23 PM (8 years ago)

Author:

vboxsync

Message:

Audio: Forward ported r113728 (IPRT/CircBuf: Added RTCircBufOffsetRead() and RTCircBufOffsetWrite()) to trunk.

File:

• trunk/src/VBox/Runtime/common/misc/circbuf.cpp (modified) (2 diffs)

trunk/src/VBox/Runtime/common/misc/circbuf.cpp

@@ -5 +5 @@
 
 /*
- * Copyright (C) 2011-2016 Oracle Corporation
+ * Copyright (C) 2011-2017 Oracle Corporation
  *
  * This file is part of VirtualBox Open Source Edition (OSE), as
@@ -148 +148 @@
 }
 
+RTDECL(size_t) RTCircBufOffsetRead(PRTCIRCBUF pBuf)
+{
+    /* Validate input. */
+    AssertPtrReturn(pBuf, 0);
+
+    return ASMAtomicReadZ(&pBuf->offRead);
+}
+
+RTDECL(size_t) RTCircBufOffsetWrite(PRTCIRCBUF pBuf)
+{
+    /* Validate input. */
+    AssertPtrReturn(pBuf, 0);
+
+    return ASMAtomicReadZ(&pBuf->offWrite);
+}
+
 RTDECL(void) RTCircBufAcquireReadBlock(PRTCIRCBUF pBuf, size_t cbReqSize, void **ppvStart, size_t *pcbSize)
 {