| 1 | /* $Id: RTPathGetCurrentOnDrive-generic.cpp 69111 2017-10-17 14:26:02Z vboxsync $ */
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| 2 | /** @file
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| 3 | * IPRT - RTPathGetCurrentOnDrive, generic implementation.
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| 4 | */
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| 5 |
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| 6 | /*
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| 7 | * Copyright (C) 2014-2017 Oracle Corporation
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| 8 | *
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| 9 | * This file is part of VirtualBox Open Source Edition (OSE), as
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| 10 | * available from http://www.virtualbox.org. This file is free software;
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| 11 | * you can redistribute it and/or modify it under the terms of the GNU
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| 12 | * General Public License (GPL) as published by the Free Software
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| 13 | * Foundation, in version 2 as it comes in the "COPYING" file of the
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| 14 | * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
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| 15 | * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
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| 16 | *
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| 17 | * The contents of this file may alternatively be used under the terms
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| 18 | * of the Common Development and Distribution License Version 1.0
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| 19 | * (CDDL) only, as it comes in the "COPYING.CDDL" file of the
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| 20 | * VirtualBox OSE distribution, in which case the provisions of the
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| 21 | * CDDL are applicable instead of those of the GPL.
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| 22 | *
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| 23 | * You may elect to license modified versions of this file under the
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| 24 | * terms and conditions of either the GPL or the CDDL or both.
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| 25 | */
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| 26 |
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| 27 |
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| 28 | /*********************************************************************************************************************************
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| 29 | * Header Files *
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| 30 | *********************************************************************************************************************************/
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| 31 | #define LOG_GROUP RTLOGGROUP_PATH
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| 32 | #include <iprt/path.h>
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| 33 | #include "internal/iprt.h"
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| 34 |
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| 35 | #include <iprt/ctype.h>
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| 36 | #include <iprt/err.h>
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| 37 | #include <iprt/string.h>
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| 38 | #include "internal/path.h"
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| 39 |
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| 40 |
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| 41 | RTDECL(int) RTPathGetCurrentOnDrive(char chDrive, char *pszPath, size_t cbPath)
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| 42 | {
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| 43 | #ifdef HAVE_DRIVE
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| 44 | /*
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| 45 | * Check if it's the same drive as the current directory.
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| 46 | */
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| 47 | int rc = RTPathGetCurrent(pszPath, cbPath);
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| 48 | if (RT_SUCCESS(rc))
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| 49 | {
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| 50 | if ( ( chDrive == *pszPath
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| 51 | || RT_C_TO_LOWER(chDrive) == RT_C_TO_LOWER(*pszPath))
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| 52 | && RTPATH_IS_VOLSEP(pszPath[1]))
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| 53 | return rc;
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| 54 |
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| 55 | /*
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| 56 | * Different drive, indicate root.
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| 57 | */
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| 58 | if (cbPath >= 4)
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| 59 | {
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| 60 | pszPath[0] = RT_C_TO_UPPER(chDrive);
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| 61 | pszPath[1] = ':';
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| 62 | pszPath[2] = RTPATH_SLASH;
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| 63 | pszPath[3] = '\0';
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| 64 | return VINF_SUCCESS;
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| 65 | }
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| 66 | }
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| 67 | return rc;
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| 68 |
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| 69 | #else
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| 70 | /*
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| 71 | * No driver letters, just return root slash on whatever we're asked.
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| 72 | */
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| 73 | NOREF(chDrive);
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| 74 | if (cbPath >= 2)
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| 75 | {
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| 76 | pszPath[0] = RTPATH_SLASH;
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| 77 | pszPath[1] = '\0';
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| 78 | return VINF_SUCCESS;
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| 79 | }
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| 80 | return VERR_BUFFER_OVERFLOW;
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| 81 | #endif
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| 82 | }
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| 83 | RT_EXPORT_SYMBOL(RTPathGetCurrentOnDrive);
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| 84 |
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