| 1 | /* $Id: VDBackendsInline.h 67463 2017-06-19 10:05:52Z vboxsync $ */
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| 2 | /** @file
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| 3 | * VD - backends inline helpers.
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| 4 | */
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| 5 |
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| 6 | /*
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| 7 | * Copyright (C) 2017 Oracle Corporation
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| 8 | *
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| 9 | * This file is part of VirtualBox Open Source Edition (OSE), as
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| 10 | * available from http://www.virtualbox.org. This file is free software;
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| 11 | * you can redistribute it and/or modify it under the terms of the GNU
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| 12 | * General Public License (GPL) as published by the Free Software
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| 13 | * Foundation, in version 2 as it comes in the "COPYING" file of the
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| 14 | * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
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| 15 | * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
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| 16 | */
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| 17 |
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| 18 | /*******************************************************************************
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| 19 | * Header Files *
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| 20 | *******************************************************************************/
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| 21 | #ifndef ___VDBackendsInline_h
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| 22 | #define ___VDBackendsInline_h
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| 23 |
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| 24 | #include <iprt/cdefs.h>
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| 25 |
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| 26 | RT_C_DECLS_BEGIN
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| 27 |
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| 28 | /**
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| 29 | * Stub for VDIMAGEBACKEND::pfnGetComment when the backend doesn't suport comments.
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| 30 | *
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| 31 | * @returns VBox status code.
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| 32 | * @param a_StubName The name of the stub.
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| 33 | */
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| 34 | #define VD_BACKEND_CALLBACK_GET_COMMENT_DEF_NOT_SUPPORTED(a_StubName) \
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| 35 | static DECLCALLBACK(int) a_StubName(void *pBackendData, char *pszComment, size_t cbComment) \
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| 36 | { \
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| 37 | RT_NOREF2(pszComment, cbComment); \
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| 38 | LogFlowFunc(("pBackendData=%#p pszComment=%#p cbComment=%zu\n", pBackendData, pszComment, cbComment)); \
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| 39 | AssertPtrReturn(pBackendData, VERR_VD_NOT_OPENED); \
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| 40 | LogFlowFunc(("returns %Rrc comment='%s'\n", VERR_NOT_SUPPORTED, pszComment)); \
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| 41 | return VERR_NOT_SUPPORTED; \
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| 42 | } \
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| 43 | typedef int ignore_semicolon
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| 44 |
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| 45 |
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| 46 | /**
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| 47 | * Stub for VDIMAGEBACKEND::pfnSetComment when the backend doesn't suport comments.
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| 48 | *
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| 49 | * @returns VBox status code.
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| 50 | * @param a_StubName The name of the stub.
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| 51 | * @param a_ImageStateType Type of the backend image state.
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| 52 | */
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| 53 | #define VD_BACKEND_CALLBACK_SET_COMMENT_DEF_NOT_SUPPORTED(a_StubName, a_ImageStateType) \
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| 54 | static DECLCALLBACK(int) a_StubName(void *pBackendData, const char *pszComment) \
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| 55 | { \
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| 56 | RT_NOREF1(pszComment); \
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| 57 | LogFlowFunc(("pBackendData=%#p pszComment=\"%s\"\n", pBackendData, pszComment)); \
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| 58 | a_ImageStateType pThis = (a_ImageStateType)pBackendData; \
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| 59 | AssertPtrReturn(pThis, VERR_VD_NOT_OPENED); \
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| 60 | int rc = VERR_NOT_SUPPORTED; \
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| 61 | if (pThis->uOpenFlags & VD_OPEN_FLAGS_READONLY) \
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| 62 | rc = VERR_VD_IMAGE_READ_ONLY; \
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| 63 | LogFlowFunc(("returns %Rrc\n", rc)); \
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| 64 | return rc; \
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| 65 | } \
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| 66 | typedef int ignore_semicolon
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| 67 |
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| 68 |
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| 69 | /**
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| 70 | * Stub for VDIMAGEBACKEND::pfnGetUuid when the backend doesn't suport UUIDs.
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| 71 | *
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| 72 | * @returns VBox status code.
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| 73 | * @param a_StubName The name of the stub.
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| 74 | */
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| 75 | #define VD_BACKEND_CALLBACK_GET_UUID_DEF_NOT_SUPPORTED(a_StubName) \
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| 76 | static DECLCALLBACK(int) a_StubName(void *pBackendData, PRTUUID pUuid) \
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| 77 | { \
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| 78 | RT_NOREF1(pUuid); \
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| 79 | LogFlowFunc(("pBackendData=%#p pUuid=%#p\n", pBackendData, pUuid)); \
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| 80 | AssertPtrReturn(pBackendData, VERR_VD_NOT_OPENED); \
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| 81 | LogFlowFunc(("returns %Rrc (%RTuuid)\n", VERR_NOT_SUPPORTED, pUuid)); \
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| 82 | return VERR_NOT_SUPPORTED; \
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| 83 | } \
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| 84 | typedef int ignore_semicolon
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| 85 |
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| 86 |
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| 87 | /**
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| 88 | * Stub for VDIMAGEBACKEND::pfnSetComment when the backend doesn't suport UUIDs.
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| 89 | *
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| 90 | * @returns VBox status code.
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| 91 | * @param a_StubName The name of the stub.
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| 92 | * @param a_ImageStateType Type of the backend image state.
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| 93 | */
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| 94 | #define VD_BACKEND_CALLBACK_SET_UUID_DEF_NOT_SUPPORTED(a_StubName, a_ImageStateType) \
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| 95 | static DECLCALLBACK(int) a_StubName(void *pBackendData, PCRTUUID pUuid) \
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| 96 | { \
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| 97 | RT_NOREF1(pUuid); \
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| 98 | LogFlowFunc(("pBackendData=%#p Uuid=%RTuuid\n", pBackendData, pUuid)); \
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| 99 | a_ImageStateType pThis = (a_ImageStateType)pBackendData; \
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| 100 | AssertPtrReturn(pThis, VERR_VD_NOT_OPENED); \
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| 101 | int rc = VERR_NOT_SUPPORTED; \
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| 102 | if (pThis->uOpenFlags & VD_OPEN_FLAGS_READONLY) \
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| 103 | rc = VERR_VD_IMAGE_READ_ONLY; \
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| 104 | LogFlowFunc(("returns %Rrc\n", rc)); \
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| 105 | return rc; \
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| 106 | } \
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| 107 | typedef int ignore_semicolon
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| 108 |
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| 109 | RT_C_DECLS_END
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| 110 |
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| 111 | #endif
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