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Diffstat (limited to 'src/VBox/Runtime/r3/path.cpp')
| -rw-r--r-- | src/VBox/Runtime/r3/path.cpp | 190 |
1 files changed, 190 insertions, 0 deletions
diff --git a/src/VBox/Runtime/r3/path.cpp b/src/VBox/Runtime/r3/path.cpp new file mode 100644 index 00000000..4b1a0ada --- /dev/null +++ b/src/VBox/Runtime/r3/path.cpp @@ -0,0 +1,190 @@ +/* $Id: path.cpp $ */ +/** @file + * IPRT - Path Manipulation. + */ + +/* + * Copyright (C) 2006-2020 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 "internal/iprt.h" +#include <iprt/assert.h> +#include <iprt/env.h> +#include <iprt/err.h> +#include <iprt/path.h> +#include <iprt/string.h> +#include "internal/path.h" +#include "internal/process.h" + + +#ifdef RT_OS_SOLARIS +/** + * Hack to strip of the architecture subdirectory from the exec dir. + * + * @returns See RTPathExecDir. + * @param pszPath See RTPathExecDir. + * @param cchPath See RTPathExecDir. + */ +DECLINLINE(int) rtPathSolarisArchHack(char *pszPath, size_t cchPath) +{ + int rc = RTPathExecDir(pszPath, cchPath); + if (RT_SUCCESS(rc)) + { + const char *pszLast = RTPathFilename(pszPath); + if ( !strcmp(pszLast, "amd64") + || !strcmp(pszLast, "i386")) + RTPathStripFilename(pszPath); + } + return rc; +} +#endif + + +RTDECL(int) RTPathExecDir(char *pszPath, size_t cchPath) +{ + AssertReturn(g_szrtProcExePath[0], VERR_WRONG_ORDER); + + /* + * Calc the length and check if there is space before copying. + */ + size_t cch = g_cchrtProcDir; + if (cch < cchPath) + { + memcpy(pszPath, g_szrtProcExePath, cch); + pszPath[cch] = '\0'; + return VINF_SUCCESS; + } + + AssertMsgFailed(("Buffer too small (%zu <= %zu)\n", cchPath, cch)); + return VERR_BUFFER_OVERFLOW; +} + + +RTDECL(int) RTPathAppPrivateNoArch(char *pszPath, size_t cchPath) +{ +#if !defined(RT_OS_WINDOWS) && defined(RTPATH_APP_PRIVATE) + return RTStrCopy(pszPath, cchPath, RTPATH_APP_PRIVATE); +#elif defined(RT_OS_SOLARIS) + return rtPathSolarisArchHack(pszPath, cchPath); +#else + return RTPathExecDir(pszPath, cchPath); +#endif +} + + +RTDECL(int) RTPathAppPrivateArch(char *pszPath, size_t cchPath) +{ +#if !defined(RT_OS_WINDOWS) && defined(RTPATH_APP_PRIVATE_ARCH) + return RTStrCopy(pszPath, cchPath, RTPATH_APP_PRIVATE_ARCH); +#else + return RTPathExecDir(pszPath, cchPath); +#endif +} + + +RTDECL(int) RTPathAppPrivateArchTop(char *pszPath, size_t cchPath) +{ +#if !defined(RT_OS_WINDOWS) && defined(RTPATH_APP_PRIVATE_ARCH_TOP) + return RTStrCopy(pszPath, cchPath, RTPATH_APP_PRIVATE_ARCH_TOP); +#elif !defined(RT_OS_WINDOWS) && defined(RTPATH_APP_PRIVATE_ARCH) + return RTStrCopy(pszPath, cchPath, RTPATH_APP_PRIVATE_ARCH); +#elif defined(RT_OS_SOLARIS) + return rtPathSolarisArchHack(pszPath, cchPath); +#else + int rc = RTPathExecDir(pszPath, cchPath); + return rc; +#endif +} + + +RTDECL(int) RTPathSharedLibs(char *pszPath, size_t cchPath) +{ +#if !defined(RT_OS_WINDOWS) && defined(RTPATH_SHARED_LIBS) + return RTStrCopy(pszPath, cchPath, RTPATH_SHARED_LIBS); +#else + return RTPathExecDir(pszPath, cchPath); +#endif +} + + +RTDECL(int) RTPathAppDocs(char *pszPath, size_t cchPath) +{ +#if !defined(RT_OS_WINDOWS) && defined(RTPATH_APP_DOCS) + return RTStrCopy(pszPath, cchPath, RTPATH_APP_DOCS); +#elif defined(RT_OS_SOLARIS) + return rtPathSolarisArchHack(pszPath, cchPath); +#else + return RTPathExecDir(pszPath, cchPath); +#endif +} + + +RTDECL(int) RTPathTemp(char *pszPath, size_t cchPath) +{ + /* + * Try get it from the environment first. + */ + static const char * const s_apszVars[] = + { + "IPRT_TMPDIR" +#if defined(RT_OS_WINDOWS) + , "TMP", "TEMP", "USERPROFILE" +#elif defined(RT_OS_OS2) + , "TMP", "TEMP", "TMPDIR" +#else + , "TMPDIR" +#endif + }; + for (size_t iVar = 0; iVar < RT_ELEMENTS(s_apszVars); iVar++) + { + int rc = RTEnvGetEx(RTENV_DEFAULT, s_apszVars[iVar], pszPath, cchPath, NULL); + if (rc != VERR_ENV_VAR_NOT_FOUND) + return rc; + } + + /* + * Here we should use some sane system default, instead we just use + * the typical unix temp dir for now. + */ + /** @todo Windows should default to the windows directory, see GetTempPath. + * Some unixes has path.h and _PATH_TMP. There is also a question about + * whether /var/tmp wouldn't be a better place... */ + if (cchPath < sizeof("/tmp") ) + return VERR_BUFFER_OVERFLOW; + memcpy(pszPath, "/tmp", sizeof("/tmp")); + return VINF_SUCCESS; +} + + +RTR3DECL(int) RTPathGetMode(const char *pszPath, PRTFMODE pfMode) +{ + AssertPtrReturn(pfMode, VERR_INVALID_POINTER); + + RTFSOBJINFO ObjInfo; + int rc = RTPathQueryInfoEx(pszPath, &ObjInfo, RTFSOBJATTRADD_NOTHING, RTPATH_F_FOLLOW_LINK); + if (RT_SUCCESS(rc)) + *pfMode = ObjInfo.Attr.fMode; + + return rc; +} |