1 files changed, 115 insertions, 0 deletions
diff --git a/src/VBox/Storage/VDBackendsInline.h b/src/VBox/Storage/VDBackendsInline.h
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+++ b/src/VBox/Storage/VDBackendsInline.h
@@ -0,0 +1,115 @@
+/* $Id: VDBackendsInline.h $ */
+/** @file
+ * VD - backends inline helpers.
+ */
+
+/*
+ * Copyright (C) 2017-2020 Oracle Corporation
+ *
+ * This file is part of VirtualBox Open Source Edition (OSE), as
+ * available from http://www.virtualbox.org. This file is free software;
+ * you can redistribute it and/or modify it under the terms of the GNU
+ * General Public License (GPL) as published by the Free Software
+ * Foundation, in version 2 as it comes in the "COPYING" file of the
+ * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
+ * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
+ */
+
+/*******************************************************************************
+*   Header Files                                                               *
+*******************************************************************************/
+
+#ifndef VBOX_INCLUDED_SRC_Storage_VDBackendsInline_h
+#define VBOX_INCLUDED_SRC_Storage_VDBackendsInline_h
+#ifndef RT_WITHOUT_PRAGMA_ONCE
+# pragma once
+#endif
+
+#include <iprt/cdefs.h>
+
+RT_C_DECLS_BEGIN
+
+/**
+ * Stub for VDIMAGEBACKEND::pfnGetComment when the backend doesn't suport comments.
+ *
+ * @returns VBox status code.
+ * @param a_StubName        The name of the stub.
+ */
+#define VD_BACKEND_CALLBACK_GET_COMMENT_DEF_NOT_SUPPORTED(a_StubName) \
+    static DECLCALLBACK(int) a_StubName(void *pBackendData, char *pszComment, size_t cbComment) \
+    { \
+        RT_NOREF2(pszComment, cbComment); \
+        LogFlowFunc(("pBackendData=%#p pszComment=%#p cbComment=%zu\n", pBackendData, pszComment, cbComment)); \
+        AssertPtrReturn(pBackendData, VERR_VD_NOT_OPENED); \
+        LogFlowFunc(("returns %Rrc comment='%s'\n", VERR_NOT_SUPPORTED, pszComment)); \
+        return VERR_NOT_SUPPORTED; \
+    } \
+    typedef int ignore_semicolon
+
+
+/**
+ * Stub for VDIMAGEBACKEND::pfnSetComment when the backend doesn't suport comments.
+ *
+ * @returns VBox status code.
+ * @param a_StubName        The name of the stub.
+ * @param a_ImageStateType  Type of the backend image state.
+ */
+#define VD_BACKEND_CALLBACK_SET_COMMENT_DEF_NOT_SUPPORTED(a_StubName, a_ImageStateType) \
+    static DECLCALLBACK(int) a_StubName(void *pBackendData, const char *pszComment) \
+    { \
+        RT_NOREF1(pszComment); \
+        LogFlowFunc(("pBackendData=%#p pszComment=\"%s\"\n", pBackendData, pszComment)); \
+        a_ImageStateType pThis = (a_ImageStateType)pBackendData; \
+        AssertPtrReturn(pThis, VERR_VD_NOT_OPENED); \
+        int rc = VERR_NOT_SUPPORTED; \
+        if (pThis->uOpenFlags & VD_OPEN_FLAGS_READONLY) \
+            rc = VERR_VD_IMAGE_READ_ONLY; \
+        LogFlowFunc(("returns %Rrc\n", rc)); \
+        return rc; \
+    } \
+    typedef int ignore_semicolon
+
+
+/**
+ * Stub for VDIMAGEBACKEND::pfnGetUuid when the backend doesn't suport UUIDs.
+ *
+ * @returns VBox status code.
+ * @param a_StubName        The name of the stub.
+ */
+#define VD_BACKEND_CALLBACK_GET_UUID_DEF_NOT_SUPPORTED(a_StubName) \
+    static DECLCALLBACK(int) a_StubName(void *pBackendData, PRTUUID pUuid) \
+    { \
+        RT_NOREF1(pUuid); \
+        LogFlowFunc(("pBackendData=%#p pUuid=%#p\n", pBackendData, pUuid)); \
+        AssertPtrReturn(pBackendData, VERR_VD_NOT_OPENED); \
+        LogFlowFunc(("returns %Rrc (%RTuuid)\n", VERR_NOT_SUPPORTED, pUuid)); \
+        return VERR_NOT_SUPPORTED; \
+    } \
+    typedef int ignore_semicolon
+
+
+/**
+ * Stub for VDIMAGEBACKEND::pfnSetComment when the backend doesn't suport UUIDs.
+ *
+ * @returns VBox status code.
+ * @param a_StubName        The name of the stub.
+ * @param a_ImageStateType  Type of the backend image state.
+ */
+#define VD_BACKEND_CALLBACK_SET_UUID_DEF_NOT_SUPPORTED(a_StubName, a_ImageStateType) \
+    static DECLCALLBACK(int) a_StubName(void *pBackendData, PCRTUUID pUuid) \
+    { \
+        RT_NOREF1(pUuid); \
+        LogFlowFunc(("pBackendData=%#p Uuid=%RTuuid\n", pBackendData, pUuid)); \
+        a_ImageStateType pThis = (a_ImageStateType)pBackendData; \
+        AssertPtrReturn(pThis, VERR_VD_NOT_OPENED); \
+        int rc = VERR_NOT_SUPPORTED; \
+        if (pThis->uOpenFlags & VD_OPEN_FLAGS_READONLY) \
+            rc = VERR_VD_IMAGE_READ_ONLY; \
+        LogFlowFunc(("returns %Rrc\n", rc)); \
+        return rc; \
+    } \
+    typedef int ignore_semicolon
+
+RT_C_DECLS_END
+
+#endif /* !VBOX_INCLUDED_SRC_Storage_VDBackendsInline_h */