mirror of
https://github.com/openharmony/third_party_fsverity-utils.git
synced 2026-07-01 10:05:35 -04:00
Eric Biggers
54 lines
1.3 KiB
C
54 lines
1.3 KiB
C
// SPDX-License-Identifier: GPL-2.0-or-later
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/*
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* Test libfsverity_sign_digest().
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*
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* Copyright 2020 Google LLC
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*/
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#include "utils.h"
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#include <fcntl.h>
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#define SHA256_DIGEST_SIZE 32
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int main(void)
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{
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struct libfsverity_digest *d = xzalloc(sizeof(*d) + SHA256_DIGEST_SIZE);
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const struct libfsverity_signature_params params = {
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.keyfile = "testdata/key.pem",
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.certfile = "testdata/cert.pem",
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};
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u8 *sig;
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size_t sig_size;
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struct filedes file;
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u8 *expected_sig;
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u64 expected_sig_size;
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int err;
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install_libfsverity_error_handler();
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d->digest_algorithm = FS_VERITY_HASH_ALG_SHA256;
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d->digest_size = SHA256_DIGEST_SIZE;
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memcpy(d->digest,
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"\x91\x79\x00\xb0\xd2\x99\x45\x4a\xa3\x04\xd5\xde\xbc\x6f\x39"
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"\xe4\xaf\x7b\x5a\xbe\x33\xbd\xbc\x56\x8d\x5d\x8f\x1e\x5c\x4d"
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"\x86\x52", SHA256_DIGEST_SIZE);
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err = libfsverity_sign_digest(d, ¶ms, &sig, &sig_size);
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ASSERT(err == 0);
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ASSERT(open_file(&file, "testdata/file.sig", O_RDONLY, 0));
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ASSERT(get_file_size(&file, &expected_sig_size));
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ASSERT(sig_size == expected_sig_size);
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expected_sig = xmalloc(sig_size);
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ASSERT(full_read(&file, expected_sig, sig_size));
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ASSERT(!memcmp(sig, expected_sig, sig_size));
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free(d);
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free(sig);
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free(expected_sig);
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filedes_close(&file);
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printf("test_sign_digest passed\n");
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return 0;
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}
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