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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-11 08:17:27 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-11 08:17:27 +0000
commitf215e02bf85f68d3a6106c2a1f4f7f063f819064 (patch)
tree6bb5b92c046312c4e95ac2620b10ddf482d3fa8b /src/VBox/Runtime/generic/RTPathIsSame-generic.cpp
parentInitial commit. (diff)
downloadvirtualbox-f215e02bf85f68d3a6106c2a1f4f7f063f819064.tar.xz
virtualbox-f215e02bf85f68d3a6106c2a1f4f7f063f819064.zip
Adding upstream version 7.0.14-dfsg.upstream/7.0.14-dfsg
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/VBox/Runtime/generic/RTPathIsSame-generic.cpp')
-rw-r--r--src/VBox/Runtime/generic/RTPathIsSame-generic.cpp107
1 files changed, 107 insertions, 0 deletions
diff --git a/src/VBox/Runtime/generic/RTPathIsSame-generic.cpp b/src/VBox/Runtime/generic/RTPathIsSame-generic.cpp
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+++ b/src/VBox/Runtime/generic/RTPathIsSame-generic.cpp
@@ -0,0 +1,107 @@
+/* $Id: RTPathIsSame-generic.cpp $ */
+/** @file
+ * IPRT - Assertions, generic RTPathIsSame.
+ */
+
+/*
+ * Copyright (C) 2013-2023 Oracle and/or its affiliates.
+ *
+ * This file is part of VirtualBox base platform packages, as
+ * available from https://www.virtualbox.org.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation, in version 3 of the
+ * License.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, see <https://www.gnu.org/licenses>.
+ *
+ * The contents of this file may alternatively be used under the terms
+ * of the Common Development and Distribution License Version 1.0
+ * (CDDL), a copy of it is provided in the "COPYING.CDDL" file included
+ * in the VirtualBox distribution, in which case the provisions of the
+ * CDDL are applicable instead of those of the GPL.
+ *
+ * You may elect to license modified versions of this file under the
+ * terms and conditions of either the GPL or the CDDL or both.
+ *
+ * SPDX-License-Identifier: GPL-3.0-only OR CDDL-1.0
+ */
+
+
+/*********************************************************************************************************************************
+* Header Files *
+*********************************************************************************************************************************/
+#include <iprt/path.h>
+#include "internal/iprt.h"
+
+#include <iprt/err.h>
+#include <iprt/string.h>
+
+
+RTDECL(int) RTPathIsSame(const char *pszPath1, const char *pszPath2)
+{
+ /*
+ * Simple checks based on the path values.
+ */
+ if (pszPath1 == pszPath2)
+ return true;
+ if (!pszPath1)
+ return false;
+ if (!pszPath2)
+ return false;
+ if (!strcmp(pszPath1, pszPath2))
+ return true;
+
+ /*
+ * If the files exist, try use the attributes.
+ */
+ RTFSOBJINFO ObjInfo1;
+ int rc = RTPathQueryInfoEx(pszPath1, &ObjInfo1, RTFSOBJATTRADD_UNIX, RTPATH_F_ON_LINK);
+ if (RT_SUCCESS(rc))
+ {
+ RTFSOBJINFO ObjInfo2;
+ rc = RTPathQueryInfoEx(pszPath2, &ObjInfo2, RTFSOBJATTRADD_UNIX, RTPATH_F_ON_LINK);
+ if (RT_SUCCESS(rc))
+ {
+ if ((ObjInfo1.Attr.fMode & RTFS_TYPE_MASK) != (ObjInfo2.Attr.fMode & RTFS_TYPE_MASK))
+ return false;
+ if (ObjInfo1.Attr.u.Unix.INodeIdDevice != ObjInfo2.Attr.u.Unix.INodeIdDevice)
+ return false;
+ if (ObjInfo1.Attr.u.Unix.INodeId != ObjInfo2.Attr.u.Unix.INodeId)
+ return false;
+ if (ObjInfo1.Attr.u.Unix.GenerationId != ObjInfo2.Attr.u.Unix.GenerationId)
+ return false;
+ if ( ObjInfo1.Attr.u.Unix.INodeIdDevice != 0
+ && ObjInfo1.Attr.u.Unix.INodeId != 0)
+ return true;
+ }
+ }
+
+ /*
+ * Fallback, compare absolute/real paths. Return failure on paths that are
+ * too long.
+ */
+ char szPath1[RTPATH_MAX];
+ rc = RTPathAbs(pszPath1, szPath1, sizeof(szPath1));
+ AssertRCReturn(rc, VERR_FILENAME_TOO_LONG);
+
+ char szPath2[RTPATH_MAX];
+ rc = RTPathAbs(pszPath2, szPath2, sizeof(szPath2)); AssertRC(rc);
+ AssertRCReturn(rc, VERR_FILENAME_TOO_LONG);
+
+ if (RTPathCompare(szPath1, szPath2) == 0)
+ return true;
+
+ /** @todo Relsolve any symbolic links in the paths. Too lazy for that right
+ * now. */
+ return false;
+}
+RT_EXPORT_SYMBOL(RTPathIsSame);
+