* cryptsetup library API check functions
*
* Copyright (C) 2009-2012 Red Hat, Inc. All rights reserved.
+ * Copyright (C) 2009-2012, Milan Broz
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
- * version 2 as published by the Free Software Foundation.
+ * 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
#include <linux/fs.h>
#include <errno.h>
#include <assert.h>
+#include <signal.h>
#include <sys/stat.h>
#include <sys/ioctl.h>
#include <libdevmapper.h>
static int _debug = 0;
static int _verbose = 1;
+static int _fips_mode = 0;
+
+static int _quit = 0;
static char global_log[4096];
static int global_lines = 0;
return r;
}
+static int fips_mode(void)
+{
+ int fd;
+ char buf = 0;
+
+ fd = open("/proc/sys/crypto/fips_enabled", O_RDONLY);
+
+ if (fd < 0)
+ return 0;
+
+ if (read(fd, &buf, 1) != 1)
+ buf = '0';
+
+ close(fd);
+
+ return (buf == '1');
+}
+
static int get_luks_offsets(int metadata_device,
size_t keylength,
unsigned int alignpayload_sec,
_system("modprobe dm-crypt", 0);
_system("modprobe dm-verity", 0);
+
+ _fips_mode = fips_mode();
+ if (_debug)
+ printf("FIPS MODE: %d\n", _fips_mode);
+
return 0;
}
else
printf(" [%s,%s:%d] %s\n", msg, func, line, tst);
}
+ if (_quit) {
+ if (_verbose)
+ printf("Interrupted by a signal.\n");
+ _cleanup();
+ exit(-1);
+ }
}
/* crypt_device context must be "cd" to parse error properly here */
EQ_(r_size, size);
// size overlaps
- FAIL_(crypt_resize(cd, CDEVICE_1, ULLONG_MAX),"Backing device is too small");
+ FAIL_(crypt_resize(cd, CDEVICE_1, (uint64_t)-1),"Backing device is too small");
FAIL_(crypt_resize(cd, CDEVICE_1, (size>>SECTOR_SHIFT)+1),"crypt device overlaps backing device");
// resize ok
EQ_(crypt_status(cd, CDEVICE_1), CRYPT_ACTIVE);
// retrieve volume key check
- memset(key2, 0, key_size);
- key_size--;
- // small buffer
- FAIL_(crypt_volume_key_get(cd, CRYPT_ANY_SLOT, key2, &key_size, passphrase, strlen(passphrase)), "small buffer");
- key_size++;
- OK_(crypt_volume_key_get(cd, CRYPT_ANY_SLOT, key2, &key_size, passphrase, strlen(passphrase)));
-
- OK_(memcmp(key, key2, key_size));
+ if (!_fips_mode) {
+ memset(key2, 0, key_size);
+ key_size--;
+ // small buffer
+ FAIL_(crypt_volume_key_get(cd, CRYPT_ANY_SLOT, key2, &key_size, passphrase, strlen(passphrase)), "small buffer");
+ key_size++;
+ OK_(crypt_volume_key_get(cd, CRYPT_ANY_SLOT, key2, &key_size, passphrase, strlen(passphrase)));
+
+ OK_(memcmp(key, key2, key_size));
+ }
OK_(strcmp(cipher, crypt_get_cipher(cd)));
OK_(strcmp(cipher_mode, crypt_get_cipher_mode(cd)));
EQ_((int)key_size, crypt_get_volume_key_size(cd));
EQ_((int)key_size, crypt_get_volume_key_size(cd));
EQ_(1032, crypt_get_data_offset(cd));
- EQ_(0, crypt_volume_key_get(cd, CRYPT_ANY_SLOT, key, &key_size, KEY1, strlen(KEY1)));
- OK_(crypt_volume_key_verify(cd, key, key_size));
- OK_(crypt_activate_by_volume_key(cd, NULL, key, key_size, 0));
- OK_(crypt_activate_by_volume_key(cd, CDEVICE_1, key, key_size, 0));
- EQ_(crypt_status(cd, CDEVICE_1), CRYPT_ACTIVE);
- OK_(crypt_deactivate(cd, CDEVICE_1));
-
- key[1] = ~key[1];
- FAIL_(crypt_volume_key_verify(cd, key, key_size), "key mismatch");
- FAIL_(crypt_activate_by_volume_key(cd, CDEVICE_1, key, key_size, 0), "key mismatch");
+ if (!_fips_mode) {
+ EQ_(0, crypt_volume_key_get(cd, CRYPT_ANY_SLOT, key, &key_size, KEY1, strlen(KEY1)));
+ OK_(crypt_volume_key_verify(cd, key, key_size));
+ OK_(crypt_activate_by_volume_key(cd, NULL, key, key_size, 0));
+ OK_(crypt_activate_by_volume_key(cd, CDEVICE_1, key, key_size, 0));
+ EQ_(crypt_status(cd, CDEVICE_1), CRYPT_ACTIVE);
+ OK_(crypt_deactivate(cd, CDEVICE_1));
+
+ key[1] = ~key[1];
+ FAIL_(crypt_volume_key_verify(cd, key, key_size), "key mismatch");
+ FAIL_(crypt_activate_by_volume_key(cd, CDEVICE_1, key, key_size, 0), "key mismatch");
+ }
crypt_free(cd);
}
EQ_(7, crypt_activate_by_passphrase(cd, NULL, 7, passphrase2, strlen(passphrase2), 0));
EQ_(6, crypt_keyslot_change_by_passphrase(cd, CRYPT_ANY_SLOT, 6, passphrase2, strlen(passphrase2), passphrase, strlen(passphrase)));
- EQ_(6, crypt_volume_key_get(cd, CRYPT_ANY_SLOT, key2, &key_size, passphrase, strlen(passphrase)));
- OK_(crypt_volume_key_verify(cd, key2, key_size));
+ if (!_fips_mode) {
+ EQ_(6, crypt_volume_key_get(cd, CRYPT_ANY_SLOT, key2, &key_size, passphrase, strlen(passphrase)));
+ OK_(crypt_volume_key_verify(cd, key2, key_size));
- OK_(memcmp(key, key2, key_size));
+ OK_(memcmp(key, key2, key_size));
+ }
OK_(strcmp(cipher, crypt_get_cipher(cd)));
OK_(strcmp(cipher_mode, crypt_get_cipher_mode(cd)));
EQ_((int)key_size, crypt_get_volume_key_size(cd));
EQ_(256, crypt_get_data_offset(cd));
memset(key, 0, key_size);
- key_size--;
- // small buffer
- FAIL_(crypt_volume_key_get(cd, CRYPT_ANY_SLOT, key, &key_size, NULL, 0), "small buffer");
- key_size++;
- OK_(crypt_volume_key_get(cd, CRYPT_ANY_SLOT, key, &key_size, NULL, 0));
- OK_(memcmp(key, key_def, key_size));
+ if (!_fips_mode) {
+ key_size--;
+ // small buffer
+ FAIL_(crypt_volume_key_get(cd, CRYPT_ANY_SLOT, key, &key_size, NULL, 0), "small buffer");
+ key_size++;
+ OK_(crypt_volume_key_get(cd, CRYPT_ANY_SLOT, key, &key_size, NULL, 0));
+ OK_(memcmp(key, key_def, key_size));
+ }
reset_log();
crypt_set_log_callback(cd, &new_log, NULL);
crypt_free(cd);
}
+static void int_handler(int sig __attribute__((__unused__)))
+{
+ _quit++;
+}
+
int main(int argc, char *argv[])
{
+ struct sigaction sa = { .sa_handler = int_handler };
int i;
if (getuid() != 0) {
_debug = _verbose = 1;
}
+ /* Handle interrupt properly */
+ sigaction(SIGINT, &sa, NULL);
+ sigaction(SIGTERM, &sa, NULL);
+
_cleanup();
if (_setup())
goto out;