51 lines
1.1 KiB
C++
51 lines
1.1 KiB
C++
// SPDX-License-Identifier: GPL-2.0-or-later
|
|
/*
|
|
* cryptsetup LUKS1, FileVault, BitLocker fuzz target
|
|
*/
|
|
|
|
extern "C" {
|
|
#define FILESIZE (16777216)
|
|
#include "src/cryptsetup.h"
|
|
#include <err.h>
|
|
#include "luks1/luks.h"
|
|
#include "crypto_backend/crypto_backend.h"
|
|
#include "FuzzerInterface.h"
|
|
|
|
void empty_log(int level, const char *msg, void *usrptr) {}
|
|
|
|
int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) {
|
|
int fd, r;
|
|
struct crypt_device *cd = NULL;
|
|
char name[] = "/tmp/test-script-fuzz.XXXXXX";
|
|
|
|
fd = mkostemp(name, O_RDWR | O_CREAT | O_EXCL | O_CLOEXEC);
|
|
if (fd == -1)
|
|
err(EXIT_FAILURE, "mkostemp() failed");
|
|
|
|
/* enlarge header */
|
|
if (ftruncate(fd, FILESIZE) == -1)
|
|
goto out;
|
|
|
|
if (write_buffer(fd, data, size) != (ssize_t) size)
|
|
goto out;
|
|
|
|
crypt_set_log_callback(NULL, empty_log, NULL);
|
|
|
|
if (crypt_init(&cd, name) == 0) {
|
|
r = crypt_load(cd, CRYPT_LUKS1, NULL);
|
|
if (r == 0)
|
|
goto out;
|
|
|
|
r = crypt_load(cd, CRYPT_FVAULT2, NULL);
|
|
if (r == 0)
|
|
goto out;
|
|
|
|
(void) crypt_load(cd, CRYPT_BITLK, NULL);
|
|
}
|
|
out:
|
|
crypt_free(cd);
|
|
close(fd);
|
|
unlink(name);
|
|
return 0;
|
|
}
|
|
}
|