| 1 | /* $Id: tstRTStrCatCopy.cpp 106061 2024-09-16 14:03:52Z vboxsync $ */
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| 2 | /** @file
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| 3 | * IPRT Testcase - String Concatenation and Copy.
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| 4 | */
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| 5 |
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| 6 | /*
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| 7 | * Copyright (C) 2010-2024 Oracle and/or its affiliates.
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| 8 | *
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| 9 | * This file is part of VirtualBox base platform packages, as
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| 10 | * available from https://www.virtualbox.org.
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| 11 | *
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| 12 | * This program is free software; you can redistribute it and/or
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| 13 | * modify it under the terms of the GNU General Public License
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| 14 | * as published by the Free Software Foundation, in version 3 of the
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| 15 | * License.
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| 16 | *
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| 17 | * This program is distributed in the hope that it will be useful, but
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| 18 | * WITHOUT ANY WARRANTY; without even the implied warranty of
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| 19 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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| 20 | * General Public License for more details.
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| 21 | *
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| 22 | * You should have received a copy of the GNU General Public License
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| 23 | * along with this program; if not, see <https://www.gnu.org/licenses>.
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| 24 | *
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| 25 | * The contents of this file may alternatively be used under the terms
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| 26 | * of the Common Development and Distribution License Version 1.0
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| 27 | * (CDDL), a copy of it is provided in the "COPYING.CDDL" file included
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| 28 | * in the VirtualBox distribution, in which case the provisions of the
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| 29 | * CDDL are applicable instead of those of the GPL.
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| 30 | *
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| 31 | * You may elect to license modified versions of this file under the
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| 32 | * terms and conditions of either the GPL or the CDDL or both.
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| 33 | *
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| 34 | * SPDX-License-Identifier: GPL-3.0-only OR CDDL-1.0
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| 35 | */
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| 36 |
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| 37 |
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| 38 | /*********************************************************************************************************************************
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| 39 | * Header Files *
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| 40 | *********************************************************************************************************************************/
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| 41 | #include <iprt/string.h>
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| 42 |
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| 43 | #include <iprt/errcore.h>
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| 44 | #include <iprt/test.h>
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| 45 |
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| 46 |
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| 47 | static void testCopy1(RTTEST hTest)
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| 48 | {
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| 49 | RTTestISub("RTStrCopy");
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| 50 |
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| 51 | char *pszBuf4H = (char *)RTTestGuardedAllocHead(hTest, 4);
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| 52 | char *pszBuf4T = (char *)RTTestGuardedAllocTail(hTest, 4);
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| 53 | RTTESTI_CHECK_RC(RTStrCopy(pszBuf4H, 4, "abc"), VINF_SUCCESS);
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| 54 | RTTESTI_CHECK(strcmp(pszBuf4H, "abc") == 0);
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| 55 | RTTESTI_CHECK_RC(RTStrCopy(pszBuf4T, 4, "abc"), VINF_SUCCESS);
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| 56 | RTTESTI_CHECK(strcmp(pszBuf4T, "abc") == 0);
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| 57 |
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| 58 | RT_BZERO(pszBuf4H, 4); RT_BZERO(pszBuf4T, 4);
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| 59 | RTTESTI_CHECK_RC(RTStrCopy(pszBuf4H, 4, "abcd"), VERR_BUFFER_OVERFLOW);
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| 60 | RTTESTI_CHECK(strcmp(pszBuf4H, "abc") == 0);
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| 61 | RTTESTI_CHECK_RC(RTStrCopy(pszBuf4T, 4, "abcd"), VERR_BUFFER_OVERFLOW);
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| 62 | RTTESTI_CHECK(strcmp(pszBuf4T, "abc") == 0);
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| 63 | }
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| 64 |
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| 65 |
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| 66 | static void testCopyEx1(RTTEST hTest)
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| 67 | {
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| 68 | RTTestISub("RTStrCopyEx");
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| 69 |
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| 70 | char *pszBuf4H = (char *)RTTestGuardedAllocHead(hTest, 4);
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| 71 | char *pszBuf4T = (char *)RTTestGuardedAllocTail(hTest, 4);
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| 72 | RTTESTI_CHECK_RC(RTStrCopyEx(pszBuf4H, 4, "abc", RTSTR_MAX), VINF_SUCCESS);
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| 73 | RTTESTI_CHECK(strcmp(pszBuf4H, "abc") == 0);
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| 74 | RTTESTI_CHECK_RC(RTStrCopyEx(pszBuf4T, 4, "abc", RTSTR_MAX), VINF_SUCCESS);
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| 75 | RTTESTI_CHECK(strcmp(pszBuf4T, "abc") == 0);
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| 76 |
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| 77 | RT_BZERO(pszBuf4H, 4); RT_BZERO(pszBuf4T, 4);
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| 78 | RTTESTI_CHECK_RC(RTStrCopyEx(pszBuf4H, 4, "abcd", RTSTR_MAX), VERR_BUFFER_OVERFLOW);
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| 79 | RTTESTI_CHECK(strcmp(pszBuf4H, "abc") == 0);
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| 80 | RTTESTI_CHECK_RC(RTStrCopyEx(pszBuf4T, 4, "abcd", RTSTR_MAX), VERR_BUFFER_OVERFLOW);
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| 81 | RTTESTI_CHECK(strcmp(pszBuf4T, "abc") == 0);
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| 82 |
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| 83 | RT_BZERO(pszBuf4H, 4); RT_BZERO(pszBuf4T, 4);
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| 84 | RTTESTI_CHECK_RC(RTStrCopyEx(pszBuf4H, 4, "abcd", 3), VINF_SUCCESS);
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| 85 | RTTESTI_CHECK(strcmp(pszBuf4H, "abc") == 0);
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| 86 | RTTESTI_CHECK_RC(RTStrCopyEx(pszBuf4T, 4, "abcd", 3), VINF_SUCCESS);
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| 87 | RTTESTI_CHECK(strcmp(pszBuf4T, "abc") == 0);
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| 88 |
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| 89 | RT_BZERO(pszBuf4H, 4); RT_BZERO(pszBuf4T, 4);
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| 90 | RTTESTI_CHECK_RC(RTStrCopyEx(pszBuf4H, 4, "abcd", 2), VINF_SUCCESS);
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| 91 | RTTESTI_CHECK(strcmp(pszBuf4H, "ab") == 0);
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| 92 | RTTESTI_CHECK_RC(RTStrCopyEx(pszBuf4T, 4, "abcd", 2), VINF_SUCCESS);
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| 93 | RTTESTI_CHECK(strcmp(pszBuf4T, "ab") == 0);
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| 94 | }
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| 95 |
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| 96 |
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| 97 | static void testCat1(RTTEST hTest)
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| 98 | {
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| 99 | RTTestISub("RTStrCat");
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| 100 |
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| 101 | char *pszBuf4H = (char *)RTTestGuardedAllocHead(hTest, 4);
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| 102 | char *pszBuf4T = (char *)RTTestGuardedAllocTail(hTest, 4);
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| 103 | memset(pszBuf4T, 0xff, 4); *pszBuf4T = '\0';
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| 104 | RTTESTI_CHECK_RC(RTStrCat(pszBuf4H, 4, "abc"), VINF_SUCCESS);
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| 105 | RTTESTI_CHECK(strcmp(pszBuf4H, "abc") == 0);
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| 106 | memset(pszBuf4H, 0xff, 4); *pszBuf4H = '\0';
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| 107 | RTTESTI_CHECK_RC(RTStrCat(pszBuf4T, 4, "abc"), VINF_SUCCESS);
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| 108 | RTTESTI_CHECK(strcmp(pszBuf4T, "abc") == 0);
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| 109 |
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| 110 | memset(pszBuf4T, 0xff, 4); strcpy(pszBuf4T, "a");
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| 111 | memset(pszBuf4H, 0xff, 4); strcpy(pszBuf4H, "a");
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| 112 | RTTESTI_CHECK_RC(RTStrCat(pszBuf4H, 4, "bc"), VINF_SUCCESS);
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| 113 | RTTESTI_CHECK(strcmp(pszBuf4H, "abc") == 0);
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| 114 | RTTESTI_CHECK_RC(RTStrCat(pszBuf4T, 4, "bc"), VINF_SUCCESS);
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| 115 | RTTESTI_CHECK(strcmp(pszBuf4T, "abc") == 0);
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| 116 |
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| 117 | memset(pszBuf4T, 0xff, 4); strcpy(pszBuf4T, "ab");
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| 118 | memset(pszBuf4H, 0xff, 4); strcpy(pszBuf4H, "ab");
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| 119 | RTTESTI_CHECK_RC(RTStrCat(pszBuf4H, 4, "c"), VINF_SUCCESS);
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| 120 | RTTESTI_CHECK(strcmp(pszBuf4H, "abc") == 0);
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| 121 | RTTESTI_CHECK_RC(RTStrCat(pszBuf4T, 4, "c"), VINF_SUCCESS);
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| 122 | RTTESTI_CHECK(strcmp(pszBuf4T, "abc") == 0);
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| 123 |
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| 124 | memset(pszBuf4T, 0xff, 4); strcpy(pszBuf4T, "abc");
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| 125 | memset(pszBuf4H, 0xff, 4); strcpy(pszBuf4H, "abc");
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| 126 | RTTESTI_CHECK_RC(RTStrCat(pszBuf4H, 4, ""), VINF_SUCCESS);
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| 127 | RTTESTI_CHECK(strcmp(pszBuf4H, "abc") == 0);
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| 128 | RTTESTI_CHECK_RC(RTStrCat(pszBuf4T, 4, ""), VINF_SUCCESS);
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| 129 | RTTESTI_CHECK(strcmp(pszBuf4T, "abc") == 0);
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| 130 |
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| 131 | memset(pszBuf4T, 0xff, 4); strcpy(pszBuf4T, "");
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| 132 | memset(pszBuf4H, 0xff, 4); strcpy(pszBuf4H, "");
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| 133 | RTTESTI_CHECK_RC(RTStrCat(pszBuf4H, 4, "abcd"), VERR_BUFFER_OVERFLOW);
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| 134 | RTTESTI_CHECK(strcmp(pszBuf4H, "abc") == 0);
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| 135 | RTTESTI_CHECK_RC(RTStrCat(pszBuf4T, 4, "abcd"), VERR_BUFFER_OVERFLOW);
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| 136 | RTTESTI_CHECK(strcmp(pszBuf4T, "abc") == 0);
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| 137 |
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| 138 | memset(pszBuf4T, 0xff, 4); strcpy(pszBuf4T, "ab");
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| 139 | memset(pszBuf4H, 0xff, 4); strcpy(pszBuf4H, "ab");
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| 140 | RTTESTI_CHECK_RC(RTStrCat(pszBuf4H, 4, "cd"), VERR_BUFFER_OVERFLOW);
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| 141 | RTTESTI_CHECK(strcmp(pszBuf4H, "abc") == 0);
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| 142 | RTTESTI_CHECK_RC(RTStrCat(pszBuf4T, 4, "cd"), VERR_BUFFER_OVERFLOW);
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| 143 | RTTESTI_CHECK(strcmp(pszBuf4T, "abc") == 0);
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| 144 |
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| 145 | memset(pszBuf4T, 0xff, 4); strcpy(pszBuf4T, "abc");
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| 146 | memset(pszBuf4H, 0xff, 4); strcpy(pszBuf4H, "abc");
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| 147 | RTTESTI_CHECK_RC(RTStrCat(pszBuf4H, 4, "d"), VERR_BUFFER_OVERFLOW);
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| 148 | RTTESTI_CHECK(strcmp(pszBuf4H, "abc") == 0);
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| 149 | RTTESTI_CHECK_RC(RTStrCat(pszBuf4T, 4, "d"), VERR_BUFFER_OVERFLOW);
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| 150 | RTTESTI_CHECK(strcmp(pszBuf4T, "abc") == 0);
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| 151 | }
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| 152 |
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| 153 |
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| 154 | static void testCatEx1(RTTEST hTest)
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| 155 | {
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| 156 | RTTestISub("RTStrCatEx");
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| 157 |
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| 158 | char *pszBuf4H = (char *)RTTestGuardedAllocHead(hTest, 4);
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| 159 | char *pszBuf4T = (char *)RTTestGuardedAllocTail(hTest, 4);
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| 160 | memset(pszBuf4T, 0xff, 4); *pszBuf4T = '\0';
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| 161 | RTTESTI_CHECK_RC(RTStrCatEx(pszBuf4H, 4, "abc", RTSTR_MAX), VINF_SUCCESS);
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| 162 | RTTESTI_CHECK(strcmp(pszBuf4H, "abc") == 0);
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| 163 | memset(pszBuf4H, 0xff, 4); *pszBuf4H = '\0';
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| 164 | RTTESTI_CHECK_RC(RTStrCatEx(pszBuf4T, 4, "abc", RTSTR_MAX), VINF_SUCCESS);
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| 165 | RTTESTI_CHECK(strcmp(pszBuf4T, "abc") == 0);
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| 166 |
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| 167 | memset(pszBuf4T, 0xff, 4); strcpy(pszBuf4T, "a");
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| 168 | memset(pszBuf4H, 0xff, 4); strcpy(pszBuf4H, "a");
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| 169 | RTTESTI_CHECK_RC(RTStrCatEx(pszBuf4H, 4, "bc", 2), VINF_SUCCESS);
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| 170 | RTTESTI_CHECK(strcmp(pszBuf4H, "abc") == 0);
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| 171 | RTTESTI_CHECK_RC(RTStrCatEx(pszBuf4T, 4, "bc", 2), VINF_SUCCESS);
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| 172 | RTTESTI_CHECK(strcmp(pszBuf4T, "abc") == 0);
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| 173 |
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| 174 | memset(pszBuf4T, 0xff, 4); strcpy(pszBuf4T, "ab");
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| 175 | memset(pszBuf4H, 0xff, 4); strcpy(pszBuf4H, "ab");
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| 176 | RTTESTI_CHECK_RC(RTStrCatEx(pszBuf4H, 4, "c", 1), VINF_SUCCESS);
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| 177 | RTTESTI_CHECK(strcmp(pszBuf4H, "abc") == 0);
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| 178 | RTTESTI_CHECK_RC(RTStrCatEx(pszBuf4T, 4, "c", 1), VINF_SUCCESS);
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| 179 | RTTESTI_CHECK(strcmp(pszBuf4T, "abc") == 0);
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| 180 |
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| 181 | memset(pszBuf4T, 0xff, 4); strcpy(pszBuf4T, "abc");
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| 182 | memset(pszBuf4H, 0xff, 4); strcpy(pszBuf4H, "abc");
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| 183 | RTTESTI_CHECK_RC(RTStrCatEx(pszBuf4H, 4, "defg", 0), VINF_SUCCESS);
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| 184 | RTTESTI_CHECK(strcmp(pszBuf4H, "abc") == 0);
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| 185 | RTTESTI_CHECK_RC(RTStrCatEx(pszBuf4T, 4, "defg", 0), VINF_SUCCESS);
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| 186 | RTTESTI_CHECK(strcmp(pszBuf4T, "abc") == 0);
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| 187 |
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| 188 | memset(pszBuf4T, 0xff, 4); strcpy(pszBuf4T, "");
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| 189 | memset(pszBuf4H, 0xff, 4); strcpy(pszBuf4H, "");
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| 190 | RTTESTI_CHECK_RC(RTStrCatEx(pszBuf4H, 4, "abcd", 4), VERR_BUFFER_OVERFLOW);
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| 191 | RTTESTI_CHECK(strcmp(pszBuf4H, "abc") == 0);
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| 192 | RTTESTI_CHECK_RC(RTStrCatEx(pszBuf4T, 4, "abcd", 4), VERR_BUFFER_OVERFLOW);
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| 193 | RTTESTI_CHECK(strcmp(pszBuf4T, "abc") == 0);
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| 194 |
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| 195 | memset(pszBuf4T, 0xff, 4); strcpy(pszBuf4T, "ab");
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| 196 | memset(pszBuf4H, 0xff, 4); strcpy(pszBuf4H, "ab");
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| 197 | RTTESTI_CHECK_RC(RTStrCatEx(pszBuf4H, 4, "cdefg", 2), VERR_BUFFER_OVERFLOW);
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| 198 | RTTESTI_CHECK(strcmp(pszBuf4H, "abc") == 0);
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| 199 | RTTESTI_CHECK_RC(RTStrCatEx(pszBuf4T, 4, "cdefg", 2), VERR_BUFFER_OVERFLOW);
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| 200 | RTTESTI_CHECK(strcmp(pszBuf4T, "abc") == 0);
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| 201 |
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| 202 | memset(pszBuf4T, 0xff, 4); strcpy(pszBuf4T, "abc");
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| 203 | memset(pszBuf4H, 0xff, 4); strcpy(pszBuf4H, "abc");
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| 204 | RTTESTI_CHECK_RC(RTStrCatEx(pszBuf4H, 4, "de", 1), VERR_BUFFER_OVERFLOW);
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| 205 | RTTESTI_CHECK(strcmp(pszBuf4H, "abc") == 0);
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| 206 | RTTESTI_CHECK_RC(RTStrCatEx(pszBuf4T, 4, "de", 1), VERR_BUFFER_OVERFLOW);
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| 207 | RTTESTI_CHECK(strcmp(pszBuf4T, "abc") == 0);
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| 208 | }
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| 209 |
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| 210 |
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| 211 |
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| 212 | int main()
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| 213 | {
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| 214 | RTTEST hTest;
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| 215 | RTEXITCODE rcExit = RTTestInitAndCreate("tstRTStrCatCopy", &hTest);
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| 216 | if (rcExit != RTEXITCODE_SUCCESS)
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| 217 | return rcExit;
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| 218 |
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| 219 | testCopy1(hTest);
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| 220 | testCopyEx1(hTest);
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| 221 | testCat1(hTest);
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| 222 | testCatEx1(hTest);
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| 223 |
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| 224 | return RTTestSummaryAndDestroy(hTest);
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| 225 | }
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