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66 lines
2.4 KiB
C
66 lines
2.4 KiB
C
/*****************************************************************************
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* disc_helper.h: disc helper functions
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*****************************************************************************
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* Copyright (C) 2020 VLC authors and VideoLAN
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU Lesser General Public License as published by
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* the Free Software Foundation; either version 2.1 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
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*****************************************************************************/
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#ifdef __APPLE__
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#include <errno.h>
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#include <sys/stat.h>
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#include <unistd.h>
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#include <vlc_dialog.h>
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#include <vlc_fs.h>
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inline static int DiscProbeMacOSPermission( vlc_object_t *p_this, const char *psz_file )
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{
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/* Check is only relevant starting macOS Catalina */
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if( __builtin_available( macOS 10.15, * ) )
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{
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/* Continue. The check above cannot be negated. */
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}
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else
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{
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return VLC_SUCCESS;
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}
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msg_Dbg( p_this, "Checking access permission for path %s", psz_file );
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struct stat stat_buf;
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if( vlc_stat( psz_file, &stat_buf ) != 0 )
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return VLC_SUCCESS; // Continue with probing to be on the safe side
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if( !S_ISBLK( stat_buf.st_mode ) && !S_ISCHR( stat_buf.st_mode ) )
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return VLC_SUCCESS;
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/* Check that device access in fact fails with EPERM error */
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int retVal = access( psz_file, R_OK );
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if( retVal == -1 && errno == EPERM )
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{
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msg_Err( p_this, "Path %s cannot be opened due to insufficient permissions", psz_file );
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vlc_dialog_display_error( p_this, _("Problem accessing a system resource"),
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_("Potentially, macOS blocks access to your disc. "
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"Please open \"System Preferences\" -> \"Security & Privacy\" "
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"and allow VLC to access your external media in \"Files and Folders\" section."));
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return VLC_EGENERIC;
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}
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return VLC_SUCCESS;
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}
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#endif
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