VirtualBox

source: vbox/trunk/src/VBox/Runtime/generic/RTFileCopyEx-generic.cpp@ 78222

Last change on this file since 78222 was 77825, checked in by vboxsync, 6 years ago

IPRT: Split RTFileCopyEx and RTFileCopyByHandlesEx out of r3/fileio.cpp so we can do platform specific implementations of these. bugref:9172

  • Property svn:eol-style set to native
  • Property svn:keywords set to Id Revision
File size: 3.4 KB
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1/* $Id: RTFileCopyEx-generic.cpp 77825 2019-03-21 12:33:42Z vboxsync $ */
2/** @file
3 * IPRT - RTFileCopyEx, generic implementation.
4 */
5
6/*
7 * Copyright (C) 2006-2019 Oracle Corporation
8 *
9 * This file is part of VirtualBox Open Source Edition (OSE), as
10 * available from http://www.virtualbox.org. This file is free software;
11 * you can redistribute it and/or modify it under the terms of the GNU
12 * General Public License (GPL) as published by the Free Software
13 * Foundation, in version 2 as it comes in the "COPYING" file of the
14 * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
15 * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
16 *
17 * The contents of this file may alternatively be used under the terms
18 * of the Common Development and Distribution License Version 1.0
19 * (CDDL) only, as it comes in the "COPYING.CDDL" file of the
20 * VirtualBox OSE distribution, in which case the provisions of the
21 * CDDL are applicable instead of those of the GPL.
22 *
23 * You may elect to license modified versions of this file under the
24 * terms and conditions of either the GPL or the CDDL or both.
25 */
26
27
28/*********************************************************************************************************************************
29* Header Files *
30*********************************************************************************************************************************/
31#include "internal/iprt.h"
32#include <iprt/file.h>
33
34#include <iprt/assert.h>
35#include <iprt/errcore.h>
36
37
38RTDECL(int) RTFileCopyEx(const char *pszSrc, const char *pszDst, uint32_t fFlags, PFNRTPROGRESS pfnProgress, void *pvUser)
39{
40 /*
41 * Validate input.
42 */
43 AssertMsgReturn(VALID_PTR(pszSrc), ("pszSrc=%p\n", pszSrc), VERR_INVALID_PARAMETER);
44 AssertMsgReturn(*pszSrc, ("pszSrc=%p\n", pszSrc), VERR_INVALID_PARAMETER);
45 AssertMsgReturn(VALID_PTR(pszDst), ("pszDst=%p\n", pszDst), VERR_INVALID_PARAMETER);
46 AssertMsgReturn(*pszDst, ("pszDst=%p\n", pszDst), VERR_INVALID_PARAMETER);
47 AssertMsgReturn(!pfnProgress || VALID_PTR(pfnProgress), ("pfnProgress=%p\n", pfnProgress), VERR_INVALID_PARAMETER);
48 AssertMsgReturn(!(fFlags & ~RTFILECOPY_FLAGS_MASK), ("%#x\n", fFlags), VERR_INVALID_PARAMETER);
49
50 /*
51 * Open the files.
52 */
53 RTFILE FileSrc;
54 int rc = RTFileOpen(&FileSrc, pszSrc,
55 RTFILE_O_READ | RTFILE_O_OPEN
56 | (fFlags & RTFILECOPY_FLAGS_NO_SRC_DENY_WRITE ? RTFILE_O_DENY_NONE : RTFILE_O_DENY_WRITE));
57 if (RT_SUCCESS(rc))
58 {
59 RTFILE FileDst;
60 rc = RTFileOpen(&FileDst, pszDst,
61 RTFILE_O_WRITE | RTFILE_O_CREATE
62 | (fFlags & RTFILECOPY_FLAGS_NO_DST_DENY_WRITE ? RTFILE_O_DENY_NONE : RTFILE_O_DENY_WRITE));
63 if (RT_SUCCESS(rc))
64 {
65 /*
66 * Call the ByHandles version and let it do the job.
67 */
68 rc = RTFileCopyByHandlesEx(FileSrc, FileDst, pfnProgress, pvUser);
69
70 /*
71 * Close the files regardless of the result.
72 * Don't bother cleaning up or anything like that.
73 */
74 int rc2 = RTFileClose(FileDst);
75 AssertRC(rc2);
76 if (RT_FAILURE(rc2) && RT_SUCCESS(rc))
77 rc = rc2;
78 }
79
80 int rc2 = RTFileClose(FileSrc);
81 AssertRC(rc2);
82 if (RT_FAILURE(rc2) && RT_SUCCESS(rc))
83 rc = rc2;
84 }
85 return rc;
86}
87
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