blob: e5538673b445cf1ec0ee08bbbb11f9b44b575f76 [file] [log] [blame]
/* Copyright (c) 2014 The Chromium OS Authors. All rights reserved.
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*
* Tests for firmware image library.
*/
#include <stdio.h>
#include "2sysincludes.h"
#include "2rsa.h"
#include "file_keys.h"
#include "host_common.h"
#include "host_key.h"
#include "host_keyblock.h"
#include "host_signature.h"
#include "vb2_common.h"
#include "vboot_common.h"
#include "test_common.h"
static void resign_keyblock(struct vb2_keyblock *h,
const struct vb2_private_key *key)
{
struct vb2_signature *sig =
vb2_calculate_signature((const uint8_t *)h,
h->keyblock_signature.data_size, key);
vb2_copy_signature(&h->keyblock_signature, sig);
free(sig);
}
static void test_check_keyblock(const struct vb2_public_key *public_key,
const struct vb2_private_key *private_key,
const struct vb2_packed_key *data_key)
{
struct vb2_keyblock *hdr;
struct vb2_keyblock *h;
struct vb2_signature *sig;
uint32_t hsize;
hdr = vb2_create_keyblock(data_key, private_key, 0x1234);
TEST_NEQ((size_t)hdr, 0, "vb2_verify_keyblock() prerequisites");
if (!hdr)
return;
hsize = hdr->keyblock_size;
h = (struct vb2_keyblock *)malloc(hsize + 2048);
sig = &h->keyblock_signature;
memcpy(h, hdr, hsize);
TEST_SUCC(vb2_check_keyblock(h, hsize, sig),
"vb2_check_keyblock() ok");
memcpy(h, hdr, hsize);
TEST_EQ(vb2_check_keyblock(h, hsize - 1, sig),
VB2_ERROR_KEYBLOCK_SIZE, "vb2_check_keyblock() size--");
/* Buffer is allowed to be bigger than keyblock */
memcpy(h, hdr, hsize);
TEST_SUCC(vb2_check_keyblock(h, hsize + 1, sig),
"vb2_check_keyblock() size++");
memcpy(h, hdr, hsize);
h->magic[0] &= 0x12;
TEST_EQ(vb2_check_keyblock(h, hsize, sig),
VB2_ERROR_KEYBLOCK_MAGIC, "vb2_check_keyblock() magic");
/* Care about major version but not minor */
memcpy(h, hdr, hsize);
h->header_version_major++;
resign_keyblock(h, private_key);
TEST_EQ(vb2_check_keyblock(h, hsize, sig),
VB2_ERROR_KEYBLOCK_HEADER_VERSION,
"vb2_check_keyblock() major++");
memcpy(h, hdr, hsize);
h->header_version_major--;
resign_keyblock(h, private_key);
TEST_EQ(vb2_check_keyblock(h, hsize, sig),
VB2_ERROR_KEYBLOCK_HEADER_VERSION,
"vb2_check_keyblock() major--");
memcpy(h, hdr, hsize);
h->header_version_minor++;
resign_keyblock(h, private_key);
TEST_SUCC(vb2_check_keyblock(h, hsize, sig),
"vb2_check_keyblock() minor++");
memcpy(h, hdr, hsize);
h->header_version_minor--;
resign_keyblock(h, private_key);
TEST_SUCC(vb2_check_keyblock(h, hsize, sig),
"vb2_check_keyblock() minor--");
/* Check signature */
memcpy(h, hdr, hsize);
h->keyblock_signature.sig_offset = hsize;
resign_keyblock(h, private_key);
TEST_EQ(vb2_check_keyblock(h, hsize, sig),
VB2_ERROR_KEYBLOCK_SIG_OUTSIDE,
"vb2_check_keyblock() sig off end");
memcpy(h, hdr, hsize);
h->keyblock_signature.data_size = h->keyblock_size + 1;
TEST_EQ(vb2_check_keyblock(h, hsize, sig),
VB2_ERROR_KEYBLOCK_SIGNED_TOO_MUCH,
"vb2_check_keyblock() sig data past end of block");
/* Check that we signed header and data key */
memcpy(h, hdr, hsize);
h->keyblock_signature.data_size = 4;
h->data_key.key_offset = 0;
h->data_key.key_size = 0;
resign_keyblock(h, private_key);
TEST_EQ(vb2_check_keyblock(h, hsize, sig),
VB2_ERROR_KEYBLOCK_SIGNED_TOO_LITTLE,
"vb2_check_keyblock() didn't sign header");
memcpy(h, hdr, hsize);
h->data_key.key_offset = hsize;
resign_keyblock(h, private_key);
TEST_EQ(vb2_check_keyblock(h, hsize, sig),
VB2_ERROR_KEYBLOCK_DATA_KEY_OUTSIDE,
"vb2_check_keyblock() data key off end");
/* Corner cases for error checking */
TEST_EQ(vb2_check_keyblock(NULL, 4, sig),
VB2_ERROR_KEYBLOCK_TOO_SMALL_FOR_HEADER,
"vb2_check_keyblock size too small");
/*
* TODO: verify parser can support a bigger header (i.e., one where
* data_key.key_offset is bigger than expected).
*/
free(h);
free(hdr);
}
static void test_verify_keyblock(const struct vb2_public_key *public_key,
const struct vb2_private_key *private_key,
const struct vb2_packed_key *data_key)
{
uint8_t workbuf[VB2_KEY_BLOCK_VERIFY_WORKBUF_BYTES]
__attribute__ ((aligned (VB2_WORKBUF_ALIGN)));
struct vb2_workbuf wb;
struct vb2_keyblock *hdr;
struct vb2_keyblock *h;
uint32_t hsize;
vb2_workbuf_init(&wb, workbuf, sizeof(workbuf));
hdr = vb2_create_keyblock(data_key, private_key, 0x1234);
TEST_NEQ((size_t)hdr, 0, "vb2_verify_keyblock() prerequisites");
if (!hdr)
return;
hsize = hdr->keyblock_size;
h = (struct vb2_keyblock *)malloc(hsize + 2048);
memcpy(h, hdr, hsize);
TEST_SUCC(vb2_verify_keyblock(h, hsize, public_key, &wb),
"vb2_verify_keyblock() ok using key");
/* Failures in keyblock check also cause verify to fail */
memcpy(h, hdr, hsize);
TEST_EQ(vb2_verify_keyblock(h, hsize - 1, public_key, &wb),
VB2_ERROR_KEYBLOCK_SIZE, "vb2_verify_keyblock() check");
/* Check signature */
memcpy(h, hdr, hsize);
h->keyblock_signature.sig_size--;
resign_keyblock(h, private_key);
TEST_EQ(vb2_verify_keyblock(h, hsize, public_key, &wb),
VB2_ERROR_KEYBLOCK_SIG_INVALID,
"vb2_verify_keyblock() sig too small");
memcpy(h, hdr, hsize);
((uint8_t *)vb2_packed_key_data(&h->data_key))[0] ^= 0x34;
TEST_EQ(vb2_verify_keyblock(h, hsize, public_key, &wb),
VB2_ERROR_KEYBLOCK_SIG_INVALID,
"vb2_verify_keyblock() sig mismatch");
/*
* TODO: verify parser can support a bigger header (i.e., one where
* data_key.key_offset is bigger than expected).
*/
free(h);
free(hdr);
}
static void resign_fw_preamble(struct vb2_fw_preamble *h,
struct vb2_private_key *key)
{
struct vb2_signature *sig = vb2_calculate_signature(
(const uint8_t *)h, h->preamble_signature.data_size, key);
vb2_copy_signature(&h->preamble_signature, sig);
free(sig);
}
static void test_verify_fw_preamble(struct vb2_packed_key *public_key,
struct vb2_private_key *private_key,
struct vb2_packed_key *kernel_subkey)
{
struct vb2_fw_preamble *hdr;
struct vb2_fw_preamble *h;
struct vb2_public_key rsa;
uint8_t workbuf[VB2_VERIFY_FIRMWARE_PREAMBLE_WORKBUF_BYTES]
__attribute__ ((aligned (VB2_WORKBUF_ALIGN)));
struct vb2_workbuf wb;
uint32_t hsize;
vb2_workbuf_init(&wb, workbuf, sizeof(workbuf));
/* Create a dummy signature */
struct vb2_signature *body_sig = vb2_alloc_signature(56, 78);
TEST_SUCC(vb2_unpack_key(&rsa, (uint8_t *)public_key,
public_key->key_offset + public_key->key_size),
"vb2_verify_fw_preamble() prereq key");
hdr = vb2_create_fw_preamble(0x1234, kernel_subkey, body_sig,
private_key, 0x5678);
TEST_PTR_NEQ(hdr, NULL,
"vb2_verify_fw_preamble() prereq test preamble");
if (!hdr) {
free(body_sig);
return;
}
hsize = (uint32_t) hdr->preamble_size;
h = (struct vb2_fw_preamble *)malloc(hsize + 16384);
memcpy(h, hdr, hsize);
TEST_SUCC(vb2_verify_fw_preamble(h, hsize, &rsa, &wb),
"vb2_verify_fw_preamble() ok using key");
memcpy(h, hdr, hsize);
TEST_EQ(vb2_verify_fw_preamble(h, 4, &rsa, &wb),
VB2_ERROR_PREAMBLE_TOO_SMALL_FOR_HEADER,
"vb2_verify_fw_preamble() size tiny");
memcpy(h, hdr, hsize);
TEST_EQ(vb2_verify_fw_preamble(h, hsize - 1, &rsa, &wb),
VB2_ERROR_PREAMBLE_SIZE,
"vb2_verify_fw_preamble() size--");
/* Buffer is allowed to be bigger than preamble */
memcpy(h, hdr, hsize);
TEST_SUCC(vb2_verify_fw_preamble(h, hsize + 1, &rsa, &wb),
"vb2_verify_fw_preamble() size++");
/* Care about major version but not minor */
memcpy(h, hdr, hsize);
h->header_version_major++;
resign_fw_preamble(h, private_key);
TEST_EQ(vb2_verify_fw_preamble(h, hsize, &rsa, &wb),
VB2_ERROR_PREAMBLE_HEADER_VERSION
, "vb2_verify_fw_preamble() major++");
memcpy(h, hdr, hsize);
h->header_version_major--;
resign_fw_preamble(h, private_key);
TEST_EQ(vb2_verify_fw_preamble(h, hsize, &rsa, &wb),
VB2_ERROR_PREAMBLE_HEADER_VERSION,
"vb2_verify_fw_preamble() major--");
memcpy(h, hdr, hsize);
h->header_version_minor++;
resign_fw_preamble(h, private_key);
TEST_SUCC(vb2_verify_fw_preamble(h, hsize, &rsa, &wb),
"vb2_verify_fw_preamble() minor++");
memcpy(h, hdr, hsize);
h->header_version_minor--;
resign_fw_preamble(h, private_key);
TEST_EQ(vb2_verify_fw_preamble(h, hsize, &rsa, &wb),
VB2_ERROR_PREAMBLE_HEADER_OLD,
"vb2_verify_fw_preamble() 2.0 not supported");
/* Check signature */
memcpy(h, hdr, hsize);
h->preamble_signature.sig_offset = hsize;
resign_fw_preamble(h, private_key);
TEST_EQ(vb2_verify_fw_preamble(h, hsize, &rsa, &wb),
VB2_ERROR_PREAMBLE_SIG_OUTSIDE,
"vb2_verify_fw_preamble() sig off end");
memcpy(h, hdr, hsize);
h->preamble_signature.sig_size--;
resign_fw_preamble(h, private_key);
TEST_EQ(vb2_verify_fw_preamble(h, hsize, &rsa, &wb),
VB2_ERROR_PREAMBLE_SIG_INVALID,
"vb2_verify_fw_preamble() sig too small");
memcpy(h, hdr, hsize);
((uint8_t *)vb2_packed_key_data(&h->kernel_subkey))[0] ^= 0x34;
TEST_EQ(vb2_verify_fw_preamble(h, hsize, &rsa, &wb),
VB2_ERROR_PREAMBLE_SIG_INVALID,
"vb2_verify_fw_preamble() sig mismatch");
/* Check that we signed header, kernel subkey, and body sig */
memcpy(h, hdr, hsize);
h->preamble_signature.data_size = 4;
h->kernel_subkey.key_offset = 0;
h->kernel_subkey.key_size = 0;
h->body_signature.sig_offset = 0;
h->body_signature.sig_size = 0;
resign_fw_preamble(h, private_key);
TEST_EQ(vb2_verify_fw_preamble(h, hsize, &rsa, &wb),
VB2_ERROR_PREAMBLE_SIGNED_TOO_LITTLE,
"vb2_verify_fw_preamble() didn't sign header");
memcpy(h, hdr, hsize);
h->kernel_subkey.key_offset = hsize;
resign_fw_preamble(h, private_key);
TEST_EQ(vb2_verify_fw_preamble(h, hsize, &rsa, &wb),
VB2_ERROR_PREAMBLE_KERNEL_SUBKEY_OUTSIDE,
"vb2_verify_fw_preamble() kernel subkey off end");
memcpy(h, hdr, hsize);
h->body_signature.sig_offset = hsize;
resign_fw_preamble(h, private_key);
TEST_EQ(vb2_verify_fw_preamble(h, hsize, &rsa, &wb),
VB2_ERROR_PREAMBLE_BODY_SIG_OUTSIDE,
"vb2_verify_fw_preamble() body sig off end");
/* TODO: verify with extra padding at end of header. */
free(h);
free(hdr);
free(body_sig);
}
static void resign_kernel_preamble(struct vb2_kernel_preamble *h,
const struct vb2_private_key *key)
{
struct vb2_signature *sig = vb2_calculate_signature(
(const uint8_t *)h, h->preamble_signature.data_size, key);
vb2_copy_signature(&h->preamble_signature, sig);
free(sig);
}
static void test_verify_kernel_preamble(
const struct vb2_packed_key *public_key,
const struct vb2_private_key *private_key)
{
struct vb2_public_key rsa;
// TODO: how many workbuf bytes?
uint8_t workbuf[VB2_VERIFY_FIRMWARE_PREAMBLE_WORKBUF_BYTES]
__attribute__ ((aligned (VB2_WORKBUF_ALIGN)));
struct vb2_workbuf wb;
uint32_t hsize;
vb2_workbuf_init(&wb, workbuf, sizeof(workbuf));
/* Create a dummy signature */
struct vb2_signature *body_sig = vb2_alloc_signature(56, 0x214000);
TEST_SUCC(vb2_unpack_key(&rsa, (uint8_t *)public_key,
public_key->key_offset + public_key->key_size),
"vb2_verify_kernel_preamble() prereq key");
struct vb2_kernel_preamble *hdr =
vb2_create_kernel_preamble(0x1234, 0x100000, 0x300000, 0x4000,
body_sig, 0x304000, 0x10000, 0, 0,
private_key);
TEST_PTR_NEQ(hdr, NULL,
"vb2_verify_kernel_preamble() prereq test preamble");
if (!hdr) {
free(body_sig);
return;
}
hsize = (uint32_t) hdr->preamble_size;
struct vb2_kernel_preamble *h =
(struct vb2_kernel_preamble *)malloc(hsize + 16384);
memcpy(h, hdr, hsize);
TEST_SUCC(vb2_verify_kernel_preamble(h, hsize, &rsa, &wb),
"vb2_verify_kernel_preamble() ok using key");
memcpy(h, hdr, hsize);
TEST_EQ(vb2_verify_kernel_preamble(h, 4, &rsa, &wb),
VB2_ERROR_PREAMBLE_TOO_SMALL_FOR_HEADER,
"vb2_verify_kernel_preamble() size tiny");
memcpy(h, hdr, hsize);
TEST_EQ(vb2_verify_kernel_preamble(h, hsize - 1, &rsa, &wb),
VB2_ERROR_PREAMBLE_SIZE,
"vb2_verify_kernel_preamble() size--");
/* Buffer is allowed to be bigger than preamble */
memcpy(h, hdr, hsize);
TEST_SUCC(vb2_verify_kernel_preamble(h, hsize + 1, &rsa, &wb),
"vb2_verify_kernel_preamble() size++");
/* Care about major version but not minor */
memcpy(h, hdr, hsize);
h->header_version_major++;
resign_kernel_preamble(h, private_key);
TEST_EQ(vb2_verify_kernel_preamble(h, hsize, &rsa, &wb),
VB2_ERROR_PREAMBLE_HEADER_VERSION
, "vb2_verify_kernel_preamble() major++");
memcpy(h, hdr, hsize);
h->header_version_major--;
resign_kernel_preamble(h, private_key);
TEST_EQ(vb2_verify_kernel_preamble(h, hsize, &rsa, &wb),
VB2_ERROR_PREAMBLE_HEADER_VERSION,
"vb2_verify_kernel_preamble() major--");
memcpy(h, hdr, hsize);
h->header_version_minor++;
resign_kernel_preamble(h, private_key);
TEST_SUCC(vb2_verify_kernel_preamble(h, hsize, &rsa, &wb),
"vb2_verify_kernel_preamble() minor++");
/* Check signature */
memcpy(h, hdr, hsize);
h->preamble_signature.sig_offset = hsize;
resign_kernel_preamble(h, private_key);
TEST_EQ(vb2_verify_kernel_preamble(h, hsize, &rsa, &wb),
VB2_ERROR_PREAMBLE_SIG_OUTSIDE,
"vb2_verify_kernel_preamble() sig off end");
memcpy(h, hdr, hsize);
h->preamble_signature.sig_size--;
resign_kernel_preamble(h, private_key);
TEST_EQ(vb2_verify_kernel_preamble(h, hsize, &rsa, &wb),
VB2_ERROR_PREAMBLE_SIG_INVALID,
"vb2_verify_kernel_preamble() sig too small");
memcpy(h, hdr, hsize);
h->flags++;
TEST_EQ(vb2_verify_kernel_preamble(h, hsize, &rsa, &wb),
VB2_ERROR_PREAMBLE_SIG_INVALID,
"vb2_verify_kernel_preamble() sig mismatch");
/* Check that we signed header and body sig */
memcpy(h, hdr, hsize);
h->preamble_signature.data_size = 4;
h->body_signature.sig_offset = 0;
h->body_signature.sig_size = 0;
resign_kernel_preamble(h, private_key);
TEST_EQ(vb2_verify_kernel_preamble(h, hsize, &rsa, &wb),
VB2_ERROR_PREAMBLE_SIGNED_TOO_LITTLE,
"vb2_verify_kernel_preamble() didn't sign header");
memcpy(h, hdr, hsize);
h->body_signature.sig_offset = hsize;
resign_kernel_preamble(h, private_key);
TEST_EQ(vb2_verify_kernel_preamble(h, hsize, &rsa, &wb),
VB2_ERROR_PREAMBLE_BODY_SIG_OUTSIDE,
"vb2_verify_kernel_preamble() body sig off end");
/* Check bootloader inside signed body */
memcpy(h, hdr, hsize);
h->bootloader_address = h->body_load_address - 1;
resign_kernel_preamble(h, private_key);
TEST_EQ(vb2_verify_kernel_preamble(h, hsize, &rsa, &wb),
VB2_ERROR_PREAMBLE_BOOTLOADER_OUTSIDE,
"vb2_verify_kernel_preamble() bootloader before body");
memcpy(h, hdr, hsize);
h->bootloader_address = h->body_load_address +
h->body_signature.data_size + 1;
resign_kernel_preamble(h, private_key);
TEST_EQ(vb2_verify_kernel_preamble(h, hsize, &rsa, &wb),
VB2_ERROR_PREAMBLE_BOOTLOADER_OUTSIDE,
"vb2_verify_kernel_preamble() bootloader off end of body");
memcpy(h, hdr, hsize);
h->bootloader_address = h->body_load_address +
h->body_signature.data_size + 1;
h->bootloader_size = 0;
resign_kernel_preamble(h, private_key);
TEST_SUCC(vb2_verify_kernel_preamble(h, hsize, &rsa, &wb),
"vb2_verify_kernel_preamble() no bootloader");
/* Check vmlinuz inside signed body */
memcpy(h, hdr, hsize);
h->vmlinuz_header_address = h->body_load_address - 1;
resign_kernel_preamble(h, private_key);
TEST_EQ(vb2_verify_kernel_preamble(h, hsize, &rsa, &wb),
VB2_ERROR_PREAMBLE_VMLINUZ_HEADER_OUTSIDE,
"vb2_verify_kernel_preamble() vmlinuz_header before body");
memcpy(h, hdr, hsize);
h->vmlinuz_header_address = h->body_load_address +
h->body_signature.data_size + 1;
resign_kernel_preamble(h, private_key);
TEST_EQ(vb2_verify_kernel_preamble(h, hsize, &rsa, &wb),
VB2_ERROR_PREAMBLE_VMLINUZ_HEADER_OUTSIDE,
"vb2_verify_kernel_preamble() vmlinuz_header off end of body");
memcpy(h, hdr, hsize);
h->vmlinuz_header_address = h->body_load_address +
h->body_signature.data_size + 1;
h->vmlinuz_header_size = 0;
resign_kernel_preamble(h, private_key);
TEST_SUCC(vb2_verify_kernel_preamble(h, hsize, &rsa, &wb),
"vb2_verify_kernel_preamble() no vmlinuz_header");
/* TODO: verify with extra padding at end of header. */
free(h);
free(hdr);
free(body_sig);
}
int test_permutation(int signing_key_algorithm, int data_key_algorithm,
const char *keys_dir)
{
char filename[1024];
int signing_rsa_len = 8 * vb2_rsa_sig_size(
vb2_crypto_to_signature(signing_key_algorithm));
int data_rsa_len = 8 * vb2_rsa_sig_size(
vb2_crypto_to_signature(data_key_algorithm));
int retval = 1;
struct vb2_private_key *signing_private_key = NULL;
struct vb2_packed_key *signing_public_key = NULL;
struct vb2_packed_key *data_public_key = NULL;
printf("***Testing signing algorithm: %s\n",
vb2_get_crypto_algorithm_name(signing_key_algorithm));
printf("***With data key algorithm: %s\n",
vb2_get_crypto_algorithm_name(data_key_algorithm));
snprintf(filename, sizeof(filename),
"%s/key_rsa%d.pem", keys_dir, signing_rsa_len);
signing_private_key =
vb2_read_private_key_pem(filename, signing_key_algorithm);
if (!signing_private_key) {
fprintf(stderr, "Error reading signing_private_key: %s\n",
filename);
goto cleanup_permutation;
}
snprintf(filename, sizeof(filename),
"%s/key_rsa%d.keyb", keys_dir, signing_rsa_len);
signing_public_key =
vb2_read_packed_keyb(filename, signing_key_algorithm, 1);
if (!signing_public_key) {
fprintf(stderr, "Error reading signing_public_key: %s\n",
filename);
goto cleanup_permutation;
}
snprintf(filename, sizeof(filename),
"%s/key_rsa%d.keyb", keys_dir, data_rsa_len);
data_public_key =
vb2_read_packed_keyb(filename, data_key_algorithm, 1);
if (!data_public_key) {
fprintf(stderr, "Error reading data_public_key: %s\n",
filename);
goto cleanup_permutation;
}
/* Unpack public key */
struct vb2_public_key signing_public_key2;
if (VB2_SUCCESS !=
vb2_unpack_key(&signing_public_key2,
(uint8_t *)signing_public_key,
signing_public_key->key_offset +
signing_public_key->key_size)) {
fprintf(stderr, "Error unpacking signing_public_key: %s\n",
filename);
goto cleanup_permutation;
}
test_check_keyblock(&signing_public_key2, signing_private_key,
data_public_key);
test_verify_keyblock(&signing_public_key2, signing_private_key,
data_public_key);
test_verify_fw_preamble(signing_public_key, signing_private_key,
data_public_key);
test_verify_kernel_preamble(signing_public_key, signing_private_key);
retval = 0;
cleanup_permutation:
if (signing_public_key)
free(signing_public_key);
if (signing_private_key)
free(signing_private_key);
if (data_public_key)
free(data_public_key);
return retval;
}
struct test_perm
{
int signing_algorithm;
int data_key_algorithm;
};
/* Permutations of signing and data key algorithms in active use */
const struct test_perm test_perms[] = {
{VB2_ALG_RSA4096_SHA256, VB2_ALG_RSA2048_SHA256},
{VB2_ALG_RSA8192_SHA512, VB2_ALG_RSA2048_SHA256},
{VB2_ALG_RSA8192_SHA512, VB2_ALG_RSA4096_SHA256},
};
int main(int argc, char *argv[])
{
if (argc == 2) {
/* Test only the algorithms we use */
int i;
for (i = 0; i < ARRAY_SIZE(test_perms); i++) {
if (test_permutation(test_perms[i].signing_algorithm,
test_perms[i].data_key_algorithm,
argv[1]))
return 1;
}
} else if (argc == 3 && !strcasecmp(argv[2], "--all")) {
/* Test all the algorithms */
int sign_alg, data_alg;
for (sign_alg = 0; sign_alg < VB2_ALG_COUNT; sign_alg++) {
for (data_alg = 0; data_alg < VB2_ALG_COUNT;
data_alg++) {
if (test_permutation(sign_alg, data_alg,
argv[1]))
return 1;
}
}
} else {
fprintf(stderr, "Usage: %s <keys_dir> [--all]", argv[0]);
return -1;
}
return gTestSuccess ? 0 : 255;
}