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/*
* Copyright (C) 2014-2020 Firejail Authors
*
* This file is part of firejail project
*
* 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; either version 2 of the License, or
* (at your option) any later version.
*
* 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, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include "faudit.h"
#include <dirent.h>
void dev_test(void) {
DIR *dir;
if (!(dir = opendir("/dev"))) {
fprintf(stderr, "Error: cannot open /dev directory\n");
return;
}
struct dirent *entry;
printf("INFO: files visible in /dev directory: ");
int cnt = 0;
while ((entry = readdir(dir)) != NULL) {
if (strcmp(entry->d_name, ".") == 0 || strcmp(entry->d_name, "..") == 0)
continue;
printf("%s, ", entry->d_name);
cnt++;
}
printf("\n");
if (cnt > 20)
printf("MAYBE: /dev directory seems to be fully populated. Use --private-dev or --whitelist to restrict the access.\n");
else
printf("GOOD: Access to /dev directory is restricted.\n");
closedir(dir);
}
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