You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.

58 lines
1.4 KiB

// SPDX-License-Identifier: MIT
/*
* Test libfsverity_sign_digest().
*
* Copyright 2020 Google LLC
*
* Use of this source code is governed by an MIT-style
* license that can be found in the LICENSE file or at
* https://opensource.org/licenses/MIT.
*/
#include "utils.h"
#include <fcntl.h>
#define SHA256_DIGEST_SIZE 32
int main(void)
{
struct libfsverity_digest *d = xzalloc(sizeof(*d) + SHA256_DIGEST_SIZE);
const struct libfsverity_signature_params params = {
.keyfile = "testdata/key.pem",
.certfile = "testdata/cert.pem",
};
u8 *sig;
size_t sig_size;
struct filedes file;
u8 *expected_sig;
u64 expected_sig_size;
int err;
install_libfsverity_error_handler();
d->digest_algorithm = FS_VERITY_HASH_ALG_SHA256;
d->digest_size = SHA256_DIGEST_SIZE;
memcpy(d->digest,
"\x91\x79\x00\xb0\xd2\x99\x45\x4a\xa3\x04\xd5\xde\xbc\x6f\x39"
"\xe4\xaf\x7b\x5a\xbe\x33\xbd\xbc\x56\x8d\x5d\x8f\x1e\x5c\x4d"
"\x86\x52", SHA256_DIGEST_SIZE);
err = libfsverity_sign_digest(d, &params, &sig, &sig_size);
ASSERT(err == 0);
ASSERT(open_file(&file, "testdata/file.sig", O_RDONLY, 0));
ASSERT(get_file_size(&file, &expected_sig_size));
ASSERT(sig_size == expected_sig_size);
expected_sig = xmalloc(sig_size);
ASSERT(full_read(&file, expected_sig, sig_size));
ASSERT(!memcmp(sig, expected_sig, sig_size));
free(d);
free(sig);
free(expected_sig);
filedes_close(&file);
printf("test_sign_digest passed\n");
return 0;
}