Adding upstream version 6.0.4-dfsg.upstream/6.0.4-dfsgupstream

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

1 files changed, 312 insertions, 0 deletions

diff --git a/src/VBox/Runtime/testcase/tstFile.cpp b/src/VBox/Runtime/testcase/tstFile.cpp
new file mode 100644
index 00000000..9be48cc5
--- /dev/null
+++ b/src/VBox/Runtime/testcase/tstFile.cpp
@@ -0,0 +1,312 @@
+/* $Id: tstFile.cpp $ */
+/** @file
+ * IPRT Testcase - File I/O.
+ */
+
+/*
+ * Copyright (C) 2006-2019 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/file.h>
+#include <iprt/errcore.h>
+#include <iprt/string.h>
+#include <iprt/stream.h>
+#include <iprt/initterm.h>
+
+
+int main()
+{
+    int         cErrors = 0;
+    RTPrintf("tstFile: TESTING\n");
+    RTR3InitExeNoArguments(0);
+
+    RTFILE    File;
+    int rc = RTFileOpen(&File, "tstFile#1.tst", RTFILE_O_READWRITE | RTFILE_O_CREATE_REPLACE | RTFILE_O_DENY_NONE);
+    if (RT_FAILURE(rc))
+    {
+        RTPrintf("tstFile: FATAL ERROR - Failed to open file #1. rc=%Rrc\n", rc);
+        return 1;
+    }
+
+    RTFOFF cbMax = -2;
+    rc = RTFileGetMaxSizeEx(File, &cbMax);
+    if (RT_FAILURE(rc))
+    {
+        RTPrintf("tstFile: RTFileGetMaxSizeEx failed: %Rrc\n", rc);
+        cErrors++;
+    }
+    else if (cbMax <= 0)
+    {
+        RTPrintf("tstFile: RTFileGetMaxSizeEx failed: cbMax=%RTfoff\n", cbMax);
+        cErrors++;
+    }
+    else if (RTFileGetMaxSize(File) != cbMax)
+    {
+        RTPrintf("tstFile: RTFileGetMaxSize failed; returns %RTfoff instead of %RTfoff\n", RTFileGetMaxSize(File), cbMax);
+        cErrors++;
+    }
+    else
+        RTPrintf("Maximum file size is %RTfoff bytes.\n", cbMax);
+
+    /* grow file beyond 2G */
+    rc = RTFileSetSize(File, _2G + _1M);
+    if (RT_FAILURE(rc))
+    {
+        RTPrintf("Failed to grow file #1 to 2.001GB. rc=%Rrc\n", rc);
+        cErrors++;
+    }
+    else
+    {
+        uint64_t cb;
+        rc = RTFileGetSize(File, &cb);
+        if (RT_FAILURE(rc))
+        {
+            RTPrintf("Failed to get file size of #1. rc=%Rrc\n", rc);
+            cErrors++;
+        }
+        else if (cb != _2G + _1M)
+        {
+            RTPrintf("RTFileGetSize return %RX64 bytes, expected %RX64.\n", cb, _2G + _1M);
+            cErrors++;
+        }
+        else
+            RTPrintf("tstFile: cb=%RX64\n", cb);
+
+        /*
+         * Try some writes at the beginning of the file.
+         */
+        uint64_t offFile = RTFileTell(File);
+        if (offFile != 0)
+        {
+            RTPrintf("RTFileTell -> %#RX64, expected 0 (#1)\n", offFile);
+            cErrors++;
+        }
+        static const char szTestBuf[] = "Sausages and bacon for breakfast again!";
+        size_t cbWritten = 0;
+        while (cbWritten < sizeof(szTestBuf))
+        {
+            size_t cbWrittenPart;
+            rc = RTFileWrite(File, &szTestBuf[cbWritten], sizeof(szTestBuf) - cbWritten, &cbWrittenPart);
+            if (RT_FAILURE(rc))
+                break;
+            cbWritten += cbWrittenPart;
+        }
+        if (RT_FAILURE(rc))
+        {
+            RTPrintf("Failed to write to file #1 at offset 0. rc=%Rrc\n", rc);
+            cErrors++;
+        }
+        else
+        {
+            /* check that it was written correctly. */
+            rc = RTFileSeek(File, 0, RTFILE_SEEK_BEGIN, NULL);
+            if (RT_FAILURE(rc))
+            {
+                RTPrintf("Failed to seek offset 0 in file #1. rc=%Rrc\n", rc);
+                cErrors++;
+            }
+            else
+            {
+                char        szReadBuf[sizeof(szTestBuf)];
+                size_t      cbRead = 0;
+                while (cbRead < sizeof(szTestBuf))
+                {
+                    size_t cbReadPart;
+                    rc = RTFileRead(File, &szReadBuf[cbRead], sizeof(szTestBuf) - cbRead, &cbReadPart);
+                    if (RT_FAILURE(rc))
+                        break;
+                    cbRead += cbReadPart;
+                }
+                if (RT_FAILURE(rc))
+                {
+                    RTPrintf("Failed to read from file #1 at offset 0. rc=%Rrc\n", rc);
+                    cErrors++;
+                }
+                else
+                {
+                    if (!memcmp(szReadBuf, szTestBuf, sizeof(szTestBuf)))
+                        RTPrintf("tstFile: head write ok\n");
+                    else
+                    {
+                        RTPrintf("Data read from file #1 at offset 0 differs from what we wrote there.\n");
+                        cErrors++;
+                    }
+                }
+            }
+        }
+
+        /*
+         * Try some writes at the end of the file.
+         */
+        rc = RTFileSeek(File, _2G + _1M, RTFILE_SEEK_BEGIN, NULL);
+        if (RT_FAILURE(rc))
+        {
+            RTPrintf("Failed to seek to _2G + _1M in file #1. rc=%Rrc\n", rc);
+            cErrors++;
+        }
+        else
+        {
+            offFile = RTFileTell(File);
+            if (offFile != _2G + _1M)
+            {
+                RTPrintf("RTFileTell -> %#llx, expected %#llx (#2)\n", offFile, _2G + _1M);
+                cErrors++;
+            }
+            else
+            {
+                cbWritten = 0;
+                while (cbWritten < sizeof(szTestBuf))
+                {
+                    size_t cbWrittenPart;
+                    rc = RTFileWrite(File, &szTestBuf[cbWritten], sizeof(szTestBuf) - cbWritten, &cbWrittenPart);
+                    if (RT_FAILURE(rc))
+                        break;
+                    cbWritten += cbWrittenPart;
+                }
+                if (RT_FAILURE(rc))
+                {
+                    RTPrintf("Failed to write to file #1 at offset 2G + 1M.  rc=%Rrc\n", rc);
+                    cErrors++;
+                }
+                else
+                {
+                    rc = RTFileSeek(File, offFile, RTFILE_SEEK_BEGIN, NULL);
+                    if (RT_FAILURE(rc))
+                    {
+                        RTPrintf("Failed to seek offset %RX64 in file #1. rc=%Rrc\n", offFile, rc);
+                        cErrors++;
+                    }
+                    else
+                    {
+                        char        szReadBuf[sizeof(szTestBuf)];
+                        size_t      cbRead = 0;
+                        while (cbRead < sizeof(szTestBuf))
+                        {
+                            size_t cbReadPart;
+                            rc = RTFileRead(File, &szReadBuf[cbRead], sizeof(szTestBuf) - cbRead, &cbReadPart);
+                            if (RT_FAILURE(rc))
+                                break;
+                            cbRead += cbReadPart;
+                        }
+                        if (RT_FAILURE(rc))
+                        {
+                            RTPrintf("Failed to read from file #1 at offset 2G + 1M.  rc=%Rrc\n", rc);
+                            cErrors++;
+                        }
+                        else
+                        {
+                            if (!memcmp(szReadBuf, szTestBuf, sizeof(szTestBuf)))
+                                RTPrintf("tstFile: tail write ok\n");
+                            else
+                            {
+                                RTPrintf("Data read from file #1 at offset 2G + 1M differs from what we wrote there.\n");
+                                cErrors++;
+                            }
+                        }
+                    }
+                }
+            }
+        }
+
+        /*
+         * Some general seeking around.
+         */
+        rc = RTFileSeek(File, _2G + 1, RTFILE_SEEK_BEGIN, NULL);
+        if (RT_FAILURE(rc))
+        {
+            RTPrintf("Failed to seek to _2G + 1 in file #1. rc=%Rrc\n", rc);
+            cErrors++;
+        }
+        else
+        {
+            offFile = RTFileTell(File);
+            if (offFile != _2G + 1)
+            {
+                RTPrintf("RTFileTell -> %#llx, expected %#llx (#3)\n", offFile, _2G + 1);
+                cErrors++;
+            }
+        }
+
+        /* seek end */
+        rc = RTFileSeek(File, 0, RTFILE_SEEK_END, NULL);
+        if (RT_FAILURE(rc))
+        {
+            RTPrintf("Failed to seek to end of file #1. rc=%Rrc\n", rc);
+            cErrors++;
+        }
+        else
+        {
+            offFile = RTFileTell(File);
+            if (offFile != _2G + _1M + sizeof(szTestBuf)) /* assuming tail write was ok. */
+            {
+                RTPrintf("RTFileTell -> %#RX64, expected %#RX64 (#4)\n", offFile, _2G + _1M + sizeof(szTestBuf));
+                cErrors++;
+            }
+        }
+
+        /* seek start */
+        rc = RTFileSeek(File, 0, RTFILE_SEEK_BEGIN, NULL);
+        if (RT_FAILURE(rc))
+        {
+            RTPrintf("Failed to seek to end of file #1. rc=%Rrc\n", rc);
+            cErrors++;
+        }
+        else
+        {
+            offFile = RTFileTell(File);
+            if (offFile != 0)
+            {
+                RTPrintf("RTFileTell -> %#llx, expected 0 (#5)\n", offFile);
+                cErrors++;
+            }
+        }
+    }
+
+
+    /*
+     * Cleanup.
+     */
+    rc = RTFileClose(File);
+    if (RT_FAILURE(rc))
+    {
+        RTPrintf("Failed to close file #1. rc=%Rrc\n", rc);
+        cErrors++;
+    }
+    rc = RTFileDelete("tstFile#1.tst");
+    if (RT_FAILURE(rc))
+    {
+        RTPrintf("Failed to delete file #1. rc=%Rrc\n", rc);
+        cErrors++;
+    }
+
+    /*
+     * Summary
+     */
+    if (cErrors == 0)
+        RTPrintf("tstFile: SUCCESS\n");
+    else
+        RTPrintf("tstFile: FAILURE - %d errors\n", cErrors);
+    return !!cErrors;
+}
+