/* $Id: tstRTStrCatCopy.cpp $ */ /** @file * IPRT Testcase - String Concatenation and Copy. */ /* * Copyright (C) 2010-2019 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/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); }