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/*
* Unix SMB/CIFS implementation.
* Windows NT registry I/O library
* Copyright (C) Michael Hanselmann 2019
*
* 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 3 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, see <http://www.gnu.org/licenses/>.
*/
#include "includes.h"
#include "fuzzing/fuzzing.h"
#include "system/filesys.h"
#include "lib/util/fault.h"
#include "registry/reg_objects.h"
#include "registry/regfio.h"
static FILE *fp;
static char filename[128];
int LLVMFuzzerInitialize(int *argc, char ***argv)
{
fp = tmpfile();
(void)snprintf(filename, sizeof(filename), "/proc/self/fd/%d", fileno(fp));
return 0;
}
int LLVMFuzzerTestOneInput(const uint8_t *buf, size_t len)
{
REGF_FILE* regfile;
REGF_NK_REC *nk, *subkey;
rewind(fp);
(void)fwrite(buf, len, 1, fp);
(void)fflush(fp);
regfile = regfio_open(filename, O_RDONLY, 0600);
if (!regfile) {
goto out;
}
regfile->ignore_checksums = true;
nk = regfio_rootkey(regfile);
if (nk != NULL) {
nk->subkey_index = 0;
while ((subkey = regfio_fetch_subkey(regfile, nk))) {
}
}
out:
if (regfile != NULL) {
regfio_close(regfile);
}
return 0;
}
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