| 1 | /* $Id: RTPathEnsureTrailingSeparator.cpp 82968 2020-02-04 10:35:17Z vboxsync $ */
|
|---|
| 2 | /** @file
|
|---|
| 3 | * IPRT - RTPathEnsureTrailingSeparator & RTPathEnsureTrailingSeparatorEx
|
|---|
| 4 | */
|
|---|
| 5 |
|
|---|
| 6 | /*
|
|---|
| 7 | * Copyright (C) 2006-2020 Oracle Corporation
|
|---|
| 8 | *
|
|---|
| 9 | * This file is part of VirtualBox Open Source Edition (OSE), as
|
|---|
| 10 | * available from http://www.virtualbox.org. This file is free software;
|
|---|
| 11 | * you can redistribute it and/or modify it under the terms of the GNU
|
|---|
| 12 | * General Public License (GPL) as published by the Free Software
|
|---|
| 13 | * Foundation, in version 2 as it comes in the "COPYING" file of the
|
|---|
| 14 | * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
|
|---|
| 15 | * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
|
|---|
| 16 | *
|
|---|
| 17 | * The contents of this file may alternatively be used under the terms
|
|---|
| 18 | * of the Common Development and Distribution License Version 1.0
|
|---|
| 19 | * (CDDL) only, as it comes in the "COPYING.CDDL" file of the
|
|---|
| 20 | * VirtualBox OSE distribution, in which case the provisions of the
|
|---|
| 21 | * CDDL are applicable instead of those of the GPL.
|
|---|
| 22 | *
|
|---|
| 23 | * You may elect to license modified versions of this file under the
|
|---|
| 24 | * terms and conditions of either the GPL or the CDDL or both.
|
|---|
| 25 | */
|
|---|
| 26 |
|
|---|
| 27 |
|
|---|
| 28 | /*********************************************************************************************************************************
|
|---|
| 29 | * Header Files *
|
|---|
| 30 | *********************************************************************************************************************************/
|
|---|
| 31 | #include "internal/iprt.h"
|
|---|
| 32 | #include <iprt/path.h>
|
|---|
| 33 |
|
|---|
| 34 | #include <iprt/assert.h>
|
|---|
| 35 | #include <iprt/ctype.h>
|
|---|
| 36 | #include <iprt/string.h>
|
|---|
| 37 |
|
|---|
| 38 |
|
|---|
| 39 | /*********************************************************************************************************************************
|
|---|
| 40 | * Global Variables *
|
|---|
| 41 | *********************************************************************************************************************************/
|
|---|
| 42 | /** Slash character indexed by path style. */
|
|---|
| 43 | static char g_achSlashes[] =
|
|---|
| 44 | {
|
|---|
| 45 | /*[RTPATH_STR_F_STYLE_HOST] =*/ RTPATH_SLASH,
|
|---|
| 46 | /*[RTPATH_STR_F_STYLE_DOS] =*/ '\\',
|
|---|
| 47 | /*[RTPATH_STR_F_STYLE_UNIX] =*/ '/',
|
|---|
| 48 | /*[RTPATH_STR_F_STYLE_RESERVED] =*/ '!',
|
|---|
| 49 | };
|
|---|
| 50 | AssertCompile(RTPATH_STR_F_STYLE_HOST == 0);
|
|---|
| 51 | AssertCompile(RTPATH_STR_F_STYLE_DOS == 1);
|
|---|
| 52 | AssertCompile(RTPATH_STR_F_STYLE_UNIX == 2);
|
|---|
| 53 |
|
|---|
| 54 |
|
|---|
| 55 | RTDECL(size_t) RTPathEnsureTrailingSeparatorEx(char *pszPath, size_t cbPath, uint32_t fFlags)
|
|---|
| 56 | {
|
|---|
| 57 | Assert(RTPATH_STR_F_IS_VALID(fFlags, 0));
|
|---|
| 58 |
|
|---|
| 59 | size_t off = strlen(pszPath);
|
|---|
| 60 | if (off > 0)
|
|---|
| 61 | {
|
|---|
| 62 | char ch = pszPath[off - 1];
|
|---|
| 63 | if (ch == '/')
|
|---|
| 64 | return off;
|
|---|
| 65 | if ( (ch == ':' || ch == '\\')
|
|---|
| 66 | && ( (fFlags & RTPATH_STR_F_STYLE_MASK) == RTPATH_STR_F_STYLE_DOS
|
|---|
| 67 | #if RTPATH_STYLE == RTPATH_STR_F_STYLE_DOS
|
|---|
| 68 | || (fFlags & RTPATH_STR_F_STYLE_MASK) == RTPATH_STR_F_STYLE_HOST
|
|---|
| 69 | #endif
|
|---|
| 70 | ))
|
|---|
| 71 | return off;
|
|---|
| 72 |
|
|---|
| 73 | if (off + 2 <= cbPath)
|
|---|
| 74 | {
|
|---|
| 75 | pszPath[off++] = g_achSlashes[fFlags & RTPATH_STR_F_STYLE_MASK];
|
|---|
| 76 | pszPath[off] = '\0';
|
|---|
| 77 | return off;
|
|---|
| 78 | }
|
|---|
| 79 | }
|
|---|
| 80 | else if (off + 3 <= cbPath)
|
|---|
| 81 | {
|
|---|
| 82 | pszPath[off++] = '.';
|
|---|
| 83 | pszPath[off++] = g_achSlashes[fFlags & RTPATH_STR_F_STYLE_MASK];
|
|---|
| 84 | pszPath[off] = '\0';
|
|---|
| 85 | return off;
|
|---|
| 86 | }
|
|---|
| 87 |
|
|---|
| 88 | return 0;
|
|---|
| 89 | }
|
|---|
| 90 | RT_EXPORT_SYMBOL(RTPathEnsureTrailingSeparatorEx);
|
|---|
| 91 |
|
|---|
| 92 |
|
|---|
| 93 | RTDECL(size_t) RTPathEnsureTrailingSeparator(char *pszPath, size_t cbPath)
|
|---|
| 94 | {
|
|---|
| 95 | return RTPathEnsureTrailingSeparatorEx(pszPath, cbPath, RTPATH_STR_F_STYLE_HOST);
|
|---|
| 96 | }
|
|---|
| 97 | RT_EXPORT_SYMBOL(RTPathEnsureTrailingSeparator);
|
|---|
| 98 |
|
|---|
