/* $Id: ClipboardPath.cpp $ */
/** @file
 * Shared Clipboard - Path handling.
 */

/*
 * Copyright (C) 2019-2023 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>.
 *
 * SPDX-License-Identifier: GPL-3.0-only
 */


/*********************************************************************************************************************************
*   Header Files                                                                                                                 *
*********************************************************************************************************************************/
#define LOG_GROUP LOG_GROUP_SHARED_CLIPBOARD
#include <VBox/GuestHost/SharedClipboard-transfers.h>

#include <iprt/err.h>
#include <iprt/path.h>
#include <iprt/string.h>


/**
 * Sanitizes the file name component so that unsupported characters
 * will be replaced by an underscore ("_").
 *
 * @return  IPRT status code.
 * @param   pszPath             Path to sanitize.
 * @param   cbPath              Size (in bytes) of path to sanitize.
 */
int ShClPathSanitizeFilename(char *pszPath, size_t cbPath)
{
    int rc = VINF_SUCCESS;
#ifdef RT_OS_WINDOWS
    RT_NOREF1(cbPath);
    /* Replace out characters not allowed on Windows platforms, put in by RTTimeSpecToString(). */
    /** @todo Use something like RTPathSanitize() if available later some time. */
    static const RTUNICP s_uszValidRangePairs[] =
    {
        ' ', ' ',
        '(', ')',
        '-', '.',
        '0', '9',
        'A', 'Z',
        'a', 'z',
        '_', '_',
        0xa0, 0xd7af,
        '\0'
    };
    ssize_t cReplaced = RTStrPurgeComplementSet(pszPath, s_uszValidRangePairs, '_' /* chReplacement */);
    if (cReplaced < 0)
        rc = VERR_INVALID_UTF8_ENCODING;
#else
    RT_NOREF2(pszPath, cbPath);
#endif
    return rc;
}

/**
 * Sanitizes a given path regarding invalid / unhandled characters.
 * Currently not implemented.
 *
 * @returns VBox status code.
 * @param   pszPath             Path to sanitize. UTF-8.
 * @param   cbPath              Size (in bytes) of the path to sanitize.
 */
int ShClPathSanitize(char *pszPath, size_t cbPath)
{
    RT_NOREF(pszPath, cbPath);

    /** @todo */

    return VINF_SUCCESS;
}