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diff --git a/src/VBox/Runtime/testcase/tstRTStrCatCopy.cpp b/src/VBox/Runtime/testcase/tstRTStrCatCopy.cpp
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+++ b/src/VBox/Runtime/testcase/tstRTStrCatCopy.cpp
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+/* $Id: tstRTStrCatCopy.cpp $ */
+/** @file
+ * IPRT Testcase - String Concatenation and Copy.
+ */
+
+/*
+ * Copyright (C) 2010-2023 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/string.h>
+
+#include <iprt/errcore.h>
+#include <iprt/test.h>
+
+
+static void testCopy1(RTTEST hTest)
+{
+ RTTestISub("RTStrCopy");
+
+ char *pszBuf4H = (char *)RTTestGuardedAllocHead(hTest, 4);
+ char *pszBuf4T = (char *)RTTestGuardedAllocTail(hTest, 4);
+ RTTESTI_CHECK_RC(RTStrCopy(pszBuf4H, 4, "abc"), VINF_SUCCESS);
+ RTTESTI_CHECK(strcmp(pszBuf4H, "abc") == 0);
+ RTTESTI_CHECK_RC(RTStrCopy(pszBuf4T, 4, "abc"), VINF_SUCCESS);
+ RTTESTI_CHECK(strcmp(pszBuf4T, "abc") == 0);
+
+ RT_BZERO(pszBuf4H, 4); RT_BZERO(pszBuf4T, 4);
+ RTTESTI_CHECK_RC(RTStrCopy(pszBuf4H, 4, "abcd"), VERR_BUFFER_OVERFLOW);
+ RTTESTI_CHECK(strcmp(pszBuf4H, "abc") == 0);
+ RTTESTI_CHECK_RC(RTStrCopy(pszBuf4T, 4, "abcd"), VERR_BUFFER_OVERFLOW);
+ RTTESTI_CHECK(strcmp(pszBuf4T, "abc") == 0);
+}
+
+
+static void testCopyEx1(RTTEST hTest)
+{
+ RTTestISub("RTStrCopyEx");
+
+ char *pszBuf4H = (char *)RTTestGuardedAllocHead(hTest, 4);
+ char *pszBuf4T = (char *)RTTestGuardedAllocTail(hTest, 4);
+ RTTESTI_CHECK_RC(RTStrCopyEx(pszBuf4H, 4, "abc", RTSTR_MAX), VINF_SUCCESS);
+ RTTESTI_CHECK(strcmp(pszBuf4H, "abc") == 0);
+ RTTESTI_CHECK_RC(RTStrCopyEx(pszBuf4T, 4, "abc", RTSTR_MAX), VINF_SUCCESS);
+ RTTESTI_CHECK(strcmp(pszBuf4T, "abc") == 0);
+
+ RT_BZERO(pszBuf4H, 4); RT_BZERO(pszBuf4T, 4);
+ RTTESTI_CHECK_RC(RTStrCopyEx(pszBuf4H, 4, "abcd", RTSTR_MAX), VERR_BUFFER_OVERFLOW);
+ RTTESTI_CHECK(strcmp(pszBuf4H, "abc") == 0);
+ RTTESTI_CHECK_RC(RTStrCopyEx(pszBuf4T, 4, "abcd", RTSTR_MAX), VERR_BUFFER_OVERFLOW);
+ RTTESTI_CHECK(strcmp(pszBuf4T, "abc") == 0);
+
+ RT_BZERO(pszBuf4H, 4); RT_BZERO(pszBuf4T, 4);
+ RTTESTI_CHECK_RC(RTStrCopyEx(pszBuf4H, 4, "abcd", 3), VINF_SUCCESS);
+ RTTESTI_CHECK(strcmp(pszBuf4H, "abc") == 0);
+ RTTESTI_CHECK_RC(RTStrCopyEx(pszBuf4T, 4, "abcd", 3), VINF_SUCCESS);
+ RTTESTI_CHECK(strcmp(pszBuf4T, "abc") == 0);
+
+ RT_BZERO(pszBuf4H, 4); RT_BZERO(pszBuf4T, 4);
+ RTTESTI_CHECK_RC(RTStrCopyEx(pszBuf4H, 4, "abcd", 2), VINF_SUCCESS);
+ RTTESTI_CHECK(strcmp(pszBuf4H, "ab") == 0);
+ RTTESTI_CHECK_RC(RTStrCopyEx(pszBuf4T, 4, "abcd", 2), VINF_SUCCESS);
+ RTTESTI_CHECK(strcmp(pszBuf4T, "ab") == 0);
+}
+
+
+static void testCat1(RTTEST hTest)
+{
+ RTTestISub("RTStrCat");
+
+ char *pszBuf4H = (char *)RTTestGuardedAllocHead(hTest, 4);
+ char *pszBuf4T = (char *)RTTestGuardedAllocTail(hTest, 4);
+ memset(pszBuf4T, 0xff, 4); *pszBuf4T = '\0';
+ RTTESTI_CHECK_RC(RTStrCat(pszBuf4H, 4, "abc"), VINF_SUCCESS);
+ RTTESTI_CHECK(strcmp(pszBuf4H, "abc") == 0);
+ memset(pszBuf4H, 0xff, 4); *pszBuf4H = '\0';
+ RTTESTI_CHECK_RC(RTStrCat(pszBuf4T, 4, "abc"), VINF_SUCCESS);
+ RTTESTI_CHECK(strcmp(pszBuf4T, "abc") == 0);
+
+ memset(pszBuf4T, 0xff, 4); strcpy(pszBuf4T, "a");
+ memset(pszBuf4H, 0xff, 4); strcpy(pszBuf4H, "a");
+ RTTESTI_CHECK_RC(RTStrCat(pszBuf4H, 4, "bc"), VINF_SUCCESS);
+ RTTESTI_CHECK(strcmp(pszBuf4H, "abc") == 0);
+ RTTESTI_CHECK_RC(RTStrCat(pszBuf4T, 4, "bc"), VINF_SUCCESS);
+ RTTESTI_CHECK(strcmp(pszBuf4T, "abc") == 0);
+
+ memset(pszBuf4T, 0xff, 4); strcpy(pszBuf4T, "ab");
+ memset(pszBuf4H, 0xff, 4); strcpy(pszBuf4H, "ab");
+ RTTESTI_CHECK_RC(RTStrCat(pszBuf4H, 4, "c"), VINF_SUCCESS);
+ RTTESTI_CHECK(strcmp(pszBuf4H, "abc") == 0);
+ RTTESTI_CHECK_RC(RTStrCat(pszBuf4T, 4, "c"), VINF_SUCCESS);
+ RTTESTI_CHECK(strcmp(pszBuf4T, "abc") == 0);
+
+ memset(pszBuf4T, 0xff, 4); strcpy(pszBuf4T, "abc");
+ memset(pszBuf4H, 0xff, 4); strcpy(pszBuf4H, "abc");
+ RTTESTI_CHECK_RC(RTStrCat(pszBuf4H, 4, ""), VINF_SUCCESS);
+ RTTESTI_CHECK(strcmp(pszBuf4H, "abc") == 0);
+ RTTESTI_CHECK_RC(RTStrCat(pszBuf4T, 4, ""), VINF_SUCCESS);
+ RTTESTI_CHECK(strcmp(pszBuf4T, "abc") == 0);
+
+ memset(pszBuf4T, 0xff, 4); strcpy(pszBuf4T, "");
+ memset(pszBuf4H, 0xff, 4); strcpy(pszBuf4H, "");
+ RTTESTI_CHECK_RC(RTStrCat(pszBuf4H, 4, "abcd"), VERR_BUFFER_OVERFLOW);
+ RTTESTI_CHECK(strcmp(pszBuf4H, "abc") == 0);
+ RTTESTI_CHECK_RC(RTStrCat(pszBuf4T, 4, "abcd"), VERR_BUFFER_OVERFLOW);
+ RTTESTI_CHECK(strcmp(pszBuf4T, "abc") == 0);
+
+ memset(pszBuf4T, 0xff, 4); strcpy(pszBuf4T, "ab");
+ memset(pszBuf4H, 0xff, 4); strcpy(pszBuf4H, "ab");
+ RTTESTI_CHECK_RC(RTStrCat(pszBuf4H, 4, "cd"), VERR_BUFFER_OVERFLOW);
+ RTTESTI_CHECK(strcmp(pszBuf4H, "abc") == 0);
+ RTTESTI_CHECK_RC(RTStrCat(pszBuf4T, 4, "cd"), VERR_BUFFER_OVERFLOW);
+ RTTESTI_CHECK(strcmp(pszBuf4T, "abc") == 0);
+
+ memset(pszBuf4T, 0xff, 4); strcpy(pszBuf4T, "abc");
+ memset(pszBuf4H, 0xff, 4); strcpy(pszBuf4H, "abc");
+ RTTESTI_CHECK_RC(RTStrCat(pszBuf4H, 4, "d"), VERR_BUFFER_OVERFLOW);
+ RTTESTI_CHECK(strcmp(pszBuf4H, "abc") == 0);
+ RTTESTI_CHECK_RC(RTStrCat(pszBuf4T, 4, "d"), VERR_BUFFER_OVERFLOW);
+ RTTESTI_CHECK(strcmp(pszBuf4T, "abc") == 0);
+}
+
+
+static void testCatEx1(RTTEST hTest)
+{
+ RTTestISub("RTStrCatEx");
+
+ char *pszBuf4H = (char *)RTTestGuardedAllocHead(hTest, 4);
+ char *pszBuf4T = (char *)RTTestGuardedAllocTail(hTest, 4);
+ memset(pszBuf4T, 0xff, 4); *pszBuf4T = '\0';
+ RTTESTI_CHECK_RC(RTStrCatEx(pszBuf4H, 4, "abc", RTSTR_MAX), VINF_SUCCESS);
+ RTTESTI_CHECK(strcmp(pszBuf4H, "abc") == 0);
+ memset(pszBuf4H, 0xff, 4); *pszBuf4H = '\0';
+ RTTESTI_CHECK_RC(RTStrCatEx(pszBuf4T, 4, "abc", RTSTR_MAX), VINF_SUCCESS);
+ RTTESTI_CHECK(strcmp(pszBuf4T, "abc") == 0);
+
+ memset(pszBuf4T, 0xff, 4); strcpy(pszBuf4T, "a");
+ memset(pszBuf4H, 0xff, 4); strcpy(pszBuf4H, "a");
+ RTTESTI_CHECK_RC(RTStrCatEx(pszBuf4H, 4, "bc", 2), VINF_SUCCESS);
+ RTTESTI_CHECK(strcmp(pszBuf4H, "abc") == 0);
+ RTTESTI_CHECK_RC(RTStrCatEx(pszBuf4T, 4, "bc", 2), VINF_SUCCESS);
+ RTTESTI_CHECK(strcmp(pszBuf4T, "abc") == 0);
+
+ memset(pszBuf4T, 0xff, 4); strcpy(pszBuf4T, "ab");
+ memset(pszBuf4H, 0xff, 4); strcpy(pszBuf4H, "ab");
+ RTTESTI_CHECK_RC(RTStrCatEx(pszBuf4H, 4, "c", 1), VINF_SUCCESS);
+ RTTESTI_CHECK(strcmp(pszBuf4H, "abc") == 0);
+ RTTESTI_CHECK_RC(RTStrCatEx(pszBuf4T, 4, "c", 1), VINF_SUCCESS);
+ RTTESTI_CHECK(strcmp(pszBuf4T, "abc") == 0);
+
+ memset(pszBuf4T, 0xff, 4); strcpy(pszBuf4T, "abc");
+ memset(pszBuf4H, 0xff, 4); strcpy(pszBuf4H, "abc");
+ RTTESTI_CHECK_RC(RTStrCatEx(pszBuf4H, 4, "defg", 0), VINF_SUCCESS);
+ RTTESTI_CHECK(strcmp(pszBuf4H, "abc") == 0);
+ RTTESTI_CHECK_RC(RTStrCatEx(pszBuf4T, 4, "defg", 0), VINF_SUCCESS);
+ RTTESTI_CHECK(strcmp(pszBuf4T, "abc") == 0);
+
+ memset(pszBuf4T, 0xff, 4); strcpy(pszBuf4T, "");
+ memset(pszBuf4H, 0xff, 4); strcpy(pszBuf4H, "");
+ RTTESTI_CHECK_RC(RTStrCatEx(pszBuf4H, 4, "abcd", 4), VERR_BUFFER_OVERFLOW);
+ RTTESTI_CHECK(strcmp(pszBuf4H, "abc") == 0);
+ RTTESTI_CHECK_RC(RTStrCatEx(pszBuf4T, 4, "abcd", 4), VERR_BUFFER_OVERFLOW);
+ RTTESTI_CHECK(strcmp(pszBuf4T, "abc") == 0);
+
+ memset(pszBuf4T, 0xff, 4); strcpy(pszBuf4T, "ab");
+ memset(pszBuf4H, 0xff, 4); strcpy(pszBuf4H, "ab");
+ RTTESTI_CHECK_RC(RTStrCatEx(pszBuf4H, 4, "cdefg", 2), VERR_BUFFER_OVERFLOW);
+ RTTESTI_CHECK(strcmp(pszBuf4H, "abc") == 0);
+ RTTESTI_CHECK_RC(RTStrCatEx(pszBuf4T, 4, "cdefg", 2), VERR_BUFFER_OVERFLOW);
+ RTTESTI_CHECK(strcmp(pszBuf4T, "abc") == 0);
+
+ memset(pszBuf4T, 0xff, 4); strcpy(pszBuf4T, "abc");
+ memset(pszBuf4H, 0xff, 4); strcpy(pszBuf4H, "abc");
+ RTTESTI_CHECK_RC(RTStrCatEx(pszBuf4H, 4, "de", 1), VERR_BUFFER_OVERFLOW);
+ RTTESTI_CHECK(strcmp(pszBuf4H, "abc") == 0);
+ RTTESTI_CHECK_RC(RTStrCatEx(pszBuf4T, 4, "de", 1), VERR_BUFFER_OVERFLOW);
+ RTTESTI_CHECK(strcmp(pszBuf4T, "abc") == 0);
+}
+
+
+
+int main()
+{
+ RTTEST hTest;
+ RTEXITCODE rcExit = RTTestInitAndCreate("tstRTStrCatCopy", &hTest);
+ if (rcExit != RTEXITCODE_SUCCESS)
+ return rcExit;
+
+ testCopy1(hTest);
+ testCopyEx1(hTest);
+ testCat1(hTest);
+ testCatEx1(hTest);
+
+ return RTTestSummaryAndDestroy(hTest);
+}
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