Adding upstream version 6.1.22-dfsg.upstream/6.1.22-dfsgupstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 213 insertions, 0 deletions

diff --git a/src/VBox/Runtime/testcase/tstRTNtPath-1.cpp b/src/VBox/Runtime/testcase/tstRTNtPath-1.cpp
new file mode 100644
index 00000000..ea0964db
--- /dev/null
+++ b/src/VBox/Runtime/testcase/tstRTNtPath-1.cpp
@@ -0,0 +1,213 @@
+/* $Id: tstRTNtPath-1.cpp $ */
+/** @file
+ * IPRT Testcase - RTNtPath*.
+ */
+
+/*
+ * Copyright (C) 2010-2020 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.
+ *
+ * The contents of this file may alternatively be used under the terms
+ * of the Common Development and Distribution License Version 1.0
+ * (CDDL) only, as it comes in the "COPYING.CDDL" file of the
+ * VirtualBox OSE 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.
+ */
+
+
+/*********************************************************************************************************************************
+*   Header Files                                                                                                                 *
+*********************************************************************************************************************************/
+#include <iprt/nt/nt-and-windows.h>
+
+#include <iprt/errcore.h>
+#include <iprt/dir.h>
+#include <iprt/env.h>
+#include <iprt/path.h>
+#include <iprt/string.h>
+#include <iprt/test.h>
+#include <iprt/utf16.h>
+
+
+/*********************************************************************************************************************************
+*   Structures and Typedefs                                                                                                      *
+*********************************************************************************************************************************/
+typedef struct TSTRAVERSE
+{
+    uint32_t        cHits;
+    uint32_t        cFirstClassHits;
+    uint32_t        cEntries;
+    uint32_t        cDirs;
+    UNICODE_STRING  UniStr;
+    char            szLongPath[RTPATH_MAX];
+    char            szLongPathNt[RTPATH_MAX];
+    char            szShortPath[RTPATH_MAX];
+    union
+    {
+        RTDIRENTRYEX    EntryEx;
+        uint8_t         abBuf[RTPATH_MAX + sizeof(RTDIRENTRYEX)];
+    } u;
+    size_t          cbDirEntry;
+} TSTRAVERSE;
+
+
+void tstTraverse8dot3(TSTRAVERSE *pThis, size_t cchLong, size_t cchShort, uint32_t cShortNames)
+{
+    pThis->cDirs++;
+
+    uint32_t cLeftToTest = 2;
+    RTDIR  hDir;
+    int rc = RTDirOpen(&hDir, pThis->szLongPath);
+    if (RT_FAILURE(rc))
+        return;
+    while (pThis->cFirstClassHits < 256)
+    {
+        pThis->cbDirEntry = sizeof(pThis->u);
+        rc = RTDirReadEx(hDir, &pThis->u.EntryEx, &pThis->cbDirEntry,  RTFSOBJATTRADD_NOTHING, RTPATH_F_ON_LINK);
+        if (RT_FAILURE(rc))
+            break;
+        pThis->cEntries++;
+
+        if (RTDirEntryExIsStdDotLink(&pThis->u.EntryEx))
+            continue;
+
+        if (   cchLong + pThis->u.EntryEx.cbName + 1 >= sizeof(pThis->szLongPath)
+            || cchShort + RT_MAX(pThis->u.EntryEx.cbName, pThis->u.EntryEx.cwcShortName * 3) + 1 >= sizeof(pThis->szShortPath) )
+            continue; /* ignore obvious overflows */
+
+        bool fHave8Dot3 = pThis->u.EntryEx.cwcShortName
+                       && RTUtf16ICmpUtf8(pThis->u.EntryEx.wszShortName, pThis->u.EntryEx.szName) != 0;
+        if (   fHave8Dot3
+            || RTFS_IS_DIRECTORY(pThis->u.EntryEx.Info.Attr.fMode)
+            || cLeftToTest > 0)
+        {
+            if (!fHave8Dot3)
+                memcpy(&pThis->szShortPath[cchShort], pThis->u.EntryEx.szName, pThis->u.EntryEx.cbName + 1);
+            else
+            {
+                char *pszDst = &pThis->szShortPath[cchShort];
+                rc = RTUtf16ToUtf8Ex(pThis->u.EntryEx.wszShortName, pThis->u.EntryEx.cwcShortName, &pszDst,
+                                     sizeof(pThis->szShortPath) - cchShort, NULL);
+                if (RT_FAILURE(rc))
+                    continue;
+            }
+            memcpy(&pThis->szLongPath[cchLong], pThis->u.EntryEx.szName, pThis->u.EntryEx.cbName + 1);
+
+            /*
+             * Check it out.
+             */
+            HANDLE hRoot;
+            RTTESTI_CHECK_RC(rc = RTNtPathFromWinUtf8(&pThis->UniStr, &hRoot, pThis->szShortPath), VINF_SUCCESS);
+            if (RT_SUCCESS(rc))
+            {
+                RTTESTI_CHECK(pThis->UniStr.MaximumLength > pThis->UniStr.Length);
+                RTTESTI_CHECK(pThis->UniStr.Length == RTUtf16Len(pThis->UniStr.Buffer) * sizeof(RTUTF16));
+
+                RTTESTI_CHECK_RC(rc = RTNtPathEnsureSpace(&pThis->UniStr, RTPATH_MAX + 256), VINF_SUCCESS);
+                if (RT_SUCCESS(rc))
+                {
+                    RTTESTI_CHECK_RC(rc = RTNtPathExpand8dot3Path(&pThis->UniStr, false /*fPathOnly*/), VINF_SUCCESS);
+                    if (RT_SUCCESS(rc))
+                    {
+                        RTTESTI_CHECK(pThis->UniStr.Length == RTUtf16Len(pThis->UniStr.Buffer) * sizeof(RTUTF16));
+
+                        /* Skip the win32 path prefix (it is usually \??\) so we can compare. Crude but works */
+                        size_t offPrefix = 0;
+                        while (   pThis->UniStr.Buffer[offPrefix] != pThis->szLongPath[0]
+                               && pThis->UniStr.Buffer[offPrefix] != '\0')
+                            offPrefix++;
+                        if (!pThis->UniStr.Buffer[offPrefix])
+                            offPrefix = 0;
+
+                        if (RTUtf16CmpUtf8(&pThis->UniStr.Buffer[offPrefix], pThis->szLongPath) == 0)
+                        { /* ok */ }
+                        else if (RTUtf16ICmpUtf8(&pThis->UniStr.Buffer[offPrefix], pThis->szLongPath) == 0)
+                            RTTestIFailed("case mismatch: '%ls' vs '%s'", pThis->UniStr.Buffer, pThis->szLongPath);
+                        else
+                            RTTestIFailed("mismatch: '%ls' vs '%s'", pThis->UniStr.Buffer, pThis->szLongPath);
+
+                        /*
+                         * Update test efficiency hits.
+                         */
+                        if (   cLeftToTest > 0
+                            && !pThis->u.EntryEx.cwcShortName
+                            && !RTFS_IS_DIRECTORY(pThis->u.EntryEx.Info.Attr.fMode))
+                        {
+                            cLeftToTest--;
+                            if (cShortNames >= 3)
+                                pThis->cFirstClassHits++;
+                        }
+                        pThis->cHits++;
+                    }
+                }
+                RTNtPathFree(&pThis->UniStr, &hRoot);
+            }
+            //RTTestIPrintf(RTTESTLVL_ALWAYS, "debug: %u %u/%u %u/%u %s\n",
+            //              cShortNames, pThis->cFirstClassHits, pThis->cHits, pThis->cDirs, pThis->cEntries, pThis->szShortPath);
+
+            /*
+             * Decend into sub-directories.  Must add slash first.
+             */
+            if (RTFS_IS_DIRECTORY(pThis->u.EntryEx.Info.Attr.fMode))
+            {
+                pThis->szLongPath[cchLong + pThis->u.EntryEx.cbName]     = '\\';
+                pThis->szLongPath[cchLong + pThis->u.EntryEx.cbName + 1] = '\0';
+                strcat(&pThis->szShortPath[cchShort], "\\");
+
+                tstTraverse8dot3(pThis,
+                                 cchLong + pThis->u.EntryEx.cbName + 1,
+                                 cchShort + strlen(&pThis->szShortPath[cchShort]),
+                                 cShortNames + (pThis->u.EntryEx.cwcShortName != 0));
+            }
+        }
+    }
+    RTDirClose(hDir);
+}
+
+
+int main()
+{
+    RTTEST hTest;
+    int rc = RTTestInitAndCreate("tstRTNtPath-1", &hTest);
+    if (rc)
+        return rc;
+    RTTestBanner(hTest);
+
+    /*
+     * Traverse the boot file system looking for short named and try locate an instance
+     * where we have at least 3 in a row.
+     */
+    RTTestSub(hTest, "8dot3");
+
+    TSTRAVERSE This;
+    RT_ZERO(This);
+    rc = RTEnvGetEx(RTENV_DEFAULT, "SystemDrive", This.szLongPath, 64, NULL);
+    if (RT_SUCCESS(rc))
+    {
+        RTStrCat(This.szLongPath, sizeof(This.szLongPath), "\\");
+        size_t cch = strlen(This.szLongPath);
+        memcpy(This.szShortPath, This.szLongPath, cch + 1);
+
+        tstTraverse8dot3(&This, cch, cch, 0);
+        RTTestIPrintf(RTTESTLVL_ALWAYS, "info: cEntries=%u cHits=%u cFirstClassHits=%u\n",
+                      This.cEntries, This.cHits, This.cFirstClassHits);
+    }
+    else
+        RTTestSkipped(hTest, "failed to resolve %SystemDrive%: %Rrc",  rc);
+
+    /*
+     * Summary.
+     */
+    return RTTestSummaryAndDestroy(hTest);
+}
+