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, 310 insertions, 0 deletions

diff --git a/src/VBox/Runtime/testcase/tstLdr-4.cpp b/src/VBox/Runtime/testcase/tstLdr-4.cpp
new file mode 100644
index 00000000..ad390400
--- /dev/null
+++ b/src/VBox/Runtime/testcase/tstLdr-4.cpp
@@ -0,0 +1,310 @@
+/* $Id: tstLdr-4.cpp $ */
+/** @file
+ * IPRT - Testcase for RTLdrOpen using ldrLdrObjR0.r0.
+ */
+
+/*
+ * 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/ldr.h>
+#include <iprt/alloc.h>
+#include <iprt/log.h>
+#include <iprt/stream.h>
+#include <iprt/assert.h>
+#include <iprt/param.h>
+#include <iprt/path.h>
+#include <iprt/initterm.h>
+#include <iprt/err.h>
+#include <iprt/string.h>
+
+#include <VBox/sup.h>
+
+
+/*********************************************************************************************************************************
+*   Global Variables                                                                                                             *
+*********************************************************************************************************************************/
+static SUPGLOBALINFOPAGE g_MyGip = { SUPGLOBALINFOPAGE_MAGIC, SUPGLOBALINFOPAGE_VERSION, SUPGIPMODE_INVARIANT_TSC, 42 };
+static PSUPGLOBALINFOPAGE g_pMyGip = &g_MyGip;
+
+extern "C" DECLEXPORT(int) DisasmTest1(void);
+
+
+static DECLCALLBACK(int) testEnumSegment(RTLDRMOD hLdrMod, PCRTLDRSEG pSeg, void *pvUser)
+{
+    uint32_t *piSeg = (uint32_t *)pvUser;
+    RTPrintf("  Seg#%02u: %RTptr LB %RTptr %s\n"
+             "     link=%RTptr LB %RTptr align=%RTptr fProt=%#x offFile=%RTfoff\n"
+             , *piSeg, pSeg->RVA, pSeg->cbMapped, pSeg->pszName,
+             pSeg->LinkAddress, pSeg->cb, pSeg->Alignment, pSeg->fProt, pSeg->offFile);
+    *piSeg += 1;
+    RT_NOREF(hLdrMod);
+    return VINF_SUCCESS;
+}
+
+
+/**
+ * Resolve an external symbol during RTLdrGetBits().
+ *
+ * @returns iprt status code.
+ * @param   hLdrMod         The loader module handle.
+ * @param   pszModule       Module name.
+ * @param   pszSymbol       Symbol name, NULL if uSymbol should be used.
+ * @param   uSymbol         Symbol ordinal, ~0 if pszSymbol should be used.
+ * @param   pValue          Where to store the symbol value (address).
+ * @param   pvUser          User argument.
+ */
+static DECLCALLBACK(int) testGetImport(RTLDRMOD hLdrMod, const char *pszModule, const char *pszSymbol, unsigned uSymbol, RTUINTPTR *pValue, void *pvUser)
+{
+    RT_NOREF4(hLdrMod, pszModule, uSymbol, pvUser);
+    if (     !strcmp(pszSymbol, "RTAssertMsg1Weak")     || !strcmp(pszSymbol, "_RTAssertMsg1Weak"))
+        *pValue = (uintptr_t)RTAssertMsg1Weak;
+    else if (!strcmp(pszSymbol, "RTAssertMsg2Weak")     || !strcmp(pszSymbol, "_RTAssertMsg2Weak"))
+        *pValue = (uintptr_t)RTAssertMsg1Weak;
+    else if (!strcmp(pszSymbol, "RTAssertMsg1")         || !strcmp(pszSymbol, "_RTAssertMsg1"))
+        *pValue = (uintptr_t)RTAssertMsg1;
+    else if (!strcmp(pszSymbol, "RTAssertMsg2")         || !strcmp(pszSymbol, "_RTAssertMsg2"))
+        *pValue = (uintptr_t)RTAssertMsg2;
+    else if (!strcmp(pszSymbol, "RTAssertMsg2V")        || !strcmp(pszSymbol, "_RTAssertMsg2V"))
+        *pValue = (uintptr_t)RTAssertMsg2V;
+    else if (!strcmp(pszSymbol, "RTAssertMayPanic")     || !strcmp(pszSymbol, "_RTAssertMayPanic"))
+        *pValue = (uintptr_t)RTAssertMayPanic;
+    else if (!strcmp(pszSymbol, "RTLogDefaultInstanceEx") || !strcmp(pszSymbol, "RTLogDefaultInstanceEx"))
+        *pValue = (uintptr_t)RTLogDefaultInstanceEx;
+    else if (!strcmp(pszSymbol, "RTLogLoggerExV")       || !strcmp(pszSymbol, "_RTLogLoggerExV"))
+        *pValue = (uintptr_t)RTLogLoggerExV;
+    else if (!strcmp(pszSymbol, "RTLogPrintfV")         || !strcmp(pszSymbol, "_RTLogPrintfV"))
+        *pValue = (uintptr_t)RTLogPrintfV;
+    else if (!strcmp(pszSymbol, "RTR0AssertPanicSystem")|| !strcmp(pszSymbol, "_RTR0AssertPanicSystem"))
+        *pValue = (uintptr_t)0;
+    else if (!strcmp(pszSymbol, "MyPrintf")             || !strcmp(pszSymbol, "_MyPrintf"))
+        *pValue = (uintptr_t)RTPrintf;
+    else if (!strcmp(pszSymbol, "SUPR0Printf")          || !strcmp(pszSymbol, "_SUPR0Printf"))
+        *pValue = (uintptr_t)RTPrintf;
+    else if (!strcmp(pszSymbol, "SomeImportFunction")   || !strcmp(pszSymbol, "_SomeImportFunction"))
+        *pValue = (uintptr_t)0;
+    else if (!strcmp(pszSymbol, "g_pSUPGlobalInfoPage") || !strcmp(pszSymbol, "_g_pSUPGlobalInfoPage"))
+        *pValue = (uintptr_t)&g_pMyGip;
+    else if (!strcmp(pszSymbol, "g_SUPGlobalInfoPage")  || !strcmp(pszSymbol, "_g_SUPGlobalInfoPage"))
+        *pValue = (uintptr_t)&g_MyGip;
+    else
+    {
+        RTPrintf("tstLdr-4: Unexpected import '%s'!\n", pszSymbol);
+        return VERR_SYMBOL_NOT_FOUND;
+    }
+    return VINF_SUCCESS;
+}
+
+
+/**
+ * One test iteration with one file.
+ *
+ * The test is very simple, we load the file three times
+ * into two different regions. The first two into each of the
+ * regions the for compare usage. The third is loaded into one
+ * and then relocated between the two and other locations a few times.
+ *
+ * @returns number of errors.
+ * @param   pszFilename     The file to load the mess with.
+ */
+static int testLdrOne(const char *pszFilename)
+{
+    int             cErrors = 0;
+    size_t          cbImage = 0;
+    struct Load
+    {
+        RTLDRMOD    hLdrMod;
+        void       *pvBits;
+        size_t      cbBits;
+        const char *pszName;
+    }   aLoads[6] =
+    {
+        { NULL, NULL, 0, "foo" },
+        { NULL, NULL, 0, "bar" },
+        { NULL, NULL, 0, "foobar" },
+    };
+    unsigned i;
+    int rc;
+
+    /*
+     * Load them.
+     */
+    for (i = 0; i < RT_ELEMENTS(aLoads); i++)
+    {
+        rc = RTLdrOpen(pszFilename, 0, RTLDRARCH_WHATEVER, &aLoads[i].hLdrMod);
+        if (RT_FAILURE(rc))
+        {
+            RTPrintf("tstLdr-4: Failed to open '%s'/%d, rc=%Rrc. aborting test.\n", pszFilename, i, rc);
+            Assert(aLoads[i].hLdrMod == NIL_RTLDRMOD);
+            cErrors++;
+            break;
+        }
+
+        /* size it */
+        size_t cb = RTLdrSize(aLoads[i].hLdrMod);
+        if (cbImage && cb != cbImage)
+        {
+            RTPrintf("tstLdr-4: Size mismatch '%s'/%d. aborting test.\n", pszFilename, i);
+            cErrors++;
+            break;
+        }
+        aLoads[i].cbBits = cbImage = cb;
+
+        /* Allocate bits. */
+        aLoads[i].pvBits = RTMemExecAlloc(cb);
+        if (!aLoads[i].pvBits)
+        {
+            RTPrintf("tstLdr-4: Out of memory '%s'/%d cbImage=%d. aborting test.\n", pszFilename, i, cbImage);
+            cErrors++;
+            break;
+        }
+
+        /* Get the bits. */
+        rc = RTLdrGetBits(aLoads[i].hLdrMod, aLoads[i].pvBits, (uintptr_t)aLoads[i].pvBits, testGetImport, NULL);
+        if (RT_FAILURE(rc))
+        {
+            RTPrintf("tstLdr-4: Failed to get bits for '%s'/%d, rc=%Rrc. aborting test\n", pszFilename, i, rc);
+            cErrors++;
+            break;
+        }
+    }
+
+    /*
+     * Execute the code.
+     */
+    if (!cErrors)
+    {
+        for (i = 0; i < RT_ELEMENTS(aLoads); i += 1)
+        {
+            /* VERR_ELF_EXE_NOT_SUPPORTED in the previous loop? */
+            if (!aLoads[i].hLdrMod)
+                continue;
+            /* get the pointer. */
+            RTUINTPTR Value;
+            rc = RTLdrGetSymbolEx(aLoads[i].hLdrMod, aLoads[i].pvBits, (uintptr_t)aLoads[i].pvBits,
+                                  UINT32_MAX, "DisasmTest1", &Value);
+            if (rc == VERR_SYMBOL_NOT_FOUND)
+                rc = RTLdrGetSymbolEx(aLoads[i].hLdrMod, aLoads[i].pvBits, (uintptr_t)aLoads[i].pvBits,
+                                      UINT32_MAX, "_DisasmTest1", &Value);
+            if (RT_FAILURE(rc))
+            {
+                RTPrintf("tstLdr-4: Failed to get symbol \"DisasmTest1\" from load #%d: %Rrc\n", i, rc);
+                cErrors++;
+                break;
+            }
+            DECLCALLBACKPTR(int, pfnDisasmTest1)(void) = (DECLCALLBACKPTR(int, RT_NOTHING)(void))(uintptr_t)Value; /* eeeh. */
+            RTPrintf("tstLdr-4: pfnDisasmTest1=%p / add-symbol-file %s %#x\n", pfnDisasmTest1, pszFilename, aLoads[i].pvBits);
+            uint32_t iSeg = 0;
+            RTLdrEnumSegments(aLoads[i].hLdrMod, testEnumSegment, &iSeg);
+
+            /* call the test function. */
+            rc = pfnDisasmTest1();
+            if (rc)
+            {
+                RTPrintf("tstLdr-4: load #%d Test1 -> %#x\n", i, rc);
+                cErrors++;
+            }
+
+            /* While we're here, check a couple of RTLdrQueryProp calls too */
+            void *pvBits = aLoads[i].pvBits;
+            for (unsigned iBits = 0; iBits < 2; iBits++, pvBits = NULL)
+            {
+                union
+                {
+                    char szName[127];
+                } uBuf;
+                rc = RTLdrQueryPropEx(aLoads[i].hLdrMod, RTLDRPROP_INTERNAL_NAME, aLoads[i].pvBits,
+                                      uBuf.szName, sizeof(uBuf.szName), NULL);
+                if (RT_SUCCESS(rc))
+                    RTPrintf("tstLdr-4: internal name #%d: '%s'\n", i, uBuf.szName);
+                else if (rc != VERR_NOT_FOUND && rc != VERR_NOT_SUPPORTED)
+                    RTPrintf("tstLdr-4: internal name #%d failed: %Rrc\n", i, rc);
+            }
+        }
+    }
+
+    /*
+     * Clean up.
+     */
+    for (i = 0; i < RT_ELEMENTS(aLoads); i++)
+    {
+        if (aLoads[i].pvBits)
+            RTMemExecFree(aLoads[i].pvBits, aLoads[i].cbBits);
+        if (aLoads[i].hLdrMod)
+        {
+            rc = RTLdrClose(aLoads[i].hLdrMod);
+            if (RT_FAILURE(rc))
+            {
+                RTPrintf("tstLdr-4: Failed to close '%s' i=%d, rc=%Rrc.\n", pszFilename, i, rc);
+                cErrors++;
+            }
+        }
+    }
+
+    return cErrors;
+}
+
+
+
+int main(int argc, char **argv)
+{
+    int cErrors = 0;
+    RTR3InitExe(argc, &argv, 0);
+
+    /*
+     * Sanity check.
+     */
+    int rc = DisasmTest1();
+    if (rc)
+    {
+        RTPrintf("tstLdr-4: FATAL ERROR - DisasmTest1 is buggy: rc=%#x\n", rc);
+        return 1;
+    }
+
+    /*
+     * Execute the test.
+     */
+    char szPath[RTPATH_MAX];
+    rc = RTPathExecDir(szPath, sizeof(szPath) - sizeof("/tstLdrObjR0.r0"));
+    if (RT_SUCCESS(rc))
+    {
+        strcat(szPath, "/tstLdrObjR0.r0");
+        RTPrintf("tstLdr-4: TESTING '%s'...\n", szPath);
+        cErrors += testLdrOne(szPath);
+    }
+    else
+    {
+        RTPrintf("tstLdr-4: RTPathExecDir -> %Rrc\n", rc);
+        cErrors++;
+    }
+
+    /*
+     * Test result summary.
+     */
+    if (!cErrors)
+        RTPrintf("tstLdr-4: SUCCESS\n");
+    else
+        RTPrintf("tstLdr-4: FAILURE - %d errors\n", cErrors);
+    return !!cErrors;
+}