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/* $Id: RTPathEnsureTrailingSeparator.cpp $ */
/** @file
* IPRT - RTPathEnsureTrailingSeparator & RTPathEnsureTrailingSeparatorEx
*/
/*
* Copyright (C) 2006-2023 Oracle and/or its affiliates.
*
* This file is part of VirtualBox base platform packages, as
* available from https://www.virtualbox.org.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation, in version 3 of the
* License.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, see <https://www.gnu.org/licenses>.
*
* The contents of this file may alternatively be used under the terms
* of the Common Development and Distribution License Version 1.0
* (CDDL), a copy of it is provided in the "COPYING.CDDL" file included
* in the VirtualBox 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.
*
* SPDX-License-Identifier: GPL-3.0-only OR CDDL-1.0
*/
/*********************************************************************************************************************************
* Header Files *
*********************************************************************************************************************************/
#include "internal/iprt.h"
#include <iprt/path.h>
#include <iprt/assert.h>
#include <iprt/ctype.h>
#include <iprt/string.h>
/*********************************************************************************************************************************
* Global Variables *
*********************************************************************************************************************************/
/** Slash character indexed by path style. */
static char g_achSlashes[] =
{
/*[RTPATH_STR_F_STYLE_HOST] =*/ RTPATH_SLASH,
/*[RTPATH_STR_F_STYLE_DOS] =*/ '\\',
/*[RTPATH_STR_F_STYLE_UNIX] =*/ '/',
/*[RTPATH_STR_F_STYLE_RESERVED] =*/ '!',
};
AssertCompile(RTPATH_STR_F_STYLE_HOST == 0);
AssertCompile(RTPATH_STR_F_STYLE_DOS == 1);
AssertCompile(RTPATH_STR_F_STYLE_UNIX == 2);
RTDECL(size_t) RTPathEnsureTrailingSeparatorEx(char *pszPath, size_t cbPath, uint32_t fFlags)
{
Assert(RTPATH_STR_F_IS_VALID(fFlags, 0));
size_t off = strlen(pszPath);
if (off > 0)
{
char ch = pszPath[off - 1];
if (ch == '/')
return off;
if ( (ch == ':' || ch == '\\')
&& ( (fFlags & RTPATH_STR_F_STYLE_MASK) == RTPATH_STR_F_STYLE_DOS
#if RTPATH_STYLE == RTPATH_STR_F_STYLE_DOS
|| (fFlags & RTPATH_STR_F_STYLE_MASK) == RTPATH_STR_F_STYLE_HOST
#endif
))
return off;
if (off + 2 <= cbPath)
{
pszPath[off++] = g_achSlashes[fFlags & RTPATH_STR_F_STYLE_MASK];
pszPath[off] = '\0';
return off;
}
}
else if (off + 3 <= cbPath)
{
pszPath[off++] = '.';
pszPath[off++] = g_achSlashes[fFlags & RTPATH_STR_F_STYLE_MASK];
pszPath[off] = '\0';
return off;
}
return 0;
}
RT_EXPORT_SYMBOL(RTPathEnsureTrailingSeparatorEx);
RTDECL(size_t) RTPathEnsureTrailingSeparator(char *pszPath, size_t cbPath)
{
return RTPathEnsureTrailingSeparatorEx(pszPath, cbPath, RTPATH_STR_F_STYLE_HOST);
}
RT_EXPORT_SYMBOL(RTPathEnsureTrailingSeparator);
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