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Bluetooth: Add legacy SMP tests 

This patch adds self-tests for legacy SMP crypto functions. The sample
data has been taken from the core specification.

Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
This commit is contained in:
Johan Hedberg 2014-12-30 09:50:40 +02:00 committed by Marcel Holtmann
parent 0a2b0f0452
commit cfc4198e71
1 changed files with 95 additions and 0 deletions
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95
net/bluetooth/smp.c
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@ -3025,9 +3025,104 @@ void smp_unregister(struct hci_dev *hdev)
#if IS_ENABLED(CONFIG_BT_SELFTEST_SMP)
static int __init test_ah(struct crypto_blkcipher *tfm_aes)
{
const u8 irk[16] = {
0x9b, 0x7d, 0x39, 0x0a, 0xa6, 0x10, 0x10, 0x34,
0x05, 0xad, 0xc8, 0x57, 0xa3, 0x34, 0x02, 0xec };
const u8 r[3] = { 0x94, 0x81, 0x70 };
const u8 exp[3] = { 0xaa, 0xfb, 0x0d };
u8 res[3];
int err;
err = smp_ah(tfm_aes, irk, r, res);
if (err)
return err;
if (memcmp(res, exp, 3))
return -EINVAL;
return 0;
}
static int __init test_c1(struct crypto_blkcipher *tfm_aes)
{
const u8 k[16] = {
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
const u8 r[16] = {
0xe0, 0x2e, 0x70, 0xc6, 0x4e, 0x27, 0x88, 0x63,
0x0e, 0x6f, 0xad, 0x56, 0x21, 0xd5, 0x83, 0x57 };
const u8 preq[7] = { 0x01, 0x01, 0x00, 0x00, 0x10, 0x07, 0x07 };
const u8 pres[7] = { 0x02, 0x03, 0x00, 0x00, 0x08, 0x00, 0x05 };
const u8 _iat = 0x01;
const u8 _rat = 0x00;
const bdaddr_t ra = { { 0xb6, 0xb5, 0xb4, 0xb3, 0xb2, 0xb1 } };
const bdaddr_t ia = { { 0xa6, 0xa5, 0xa4, 0xa3, 0xa2, 0xa1 } };
const u8 exp[16] = {
0x86, 0x3b, 0xf1, 0xbe, 0xc5, 0x4d, 0xa7, 0xd2,
0xea, 0x88, 0x89, 0x87, 0xef, 0x3f, 0x1e, 0x1e };
u8 res[16];
int err;
err = smp_c1(tfm_aes, k, r, preq, pres, _iat, &ia, _rat, &ra, res);
if (err)
return err;
if (memcmp(res, exp, 16))
return -EINVAL;
return 0;
}
static int __init test_s1(struct crypto_blkcipher *tfm_aes)
{
const u8 k[16] = {
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
const u8 r1[16] = {
0x88, 0x77, 0x66, 0x55, 0x44, 0x33, 0x22, 0x11 };
const u8 r2[16] = {
0x00, 0xff, 0xee, 0xdd, 0xcc, 0xbb, 0xaa, 0x99 };
const u8 exp[16] = {
0x62, 0xa0, 0x6d, 0x79, 0xae, 0x16, 0x42, 0x5b,
0x9b, 0xf4, 0xb0, 0xe8, 0xf0, 0xe1, 0x1f, 0x9a };
u8 res[16];
int err;
err = smp_s1(tfm_aes, k, r1, r2, res);
if (err)
return err;
if (memcmp(res, exp, 16))
return -EINVAL;
return 0;
}
static int __init run_selftests(struct crypto_blkcipher *tfm_aes,
struct crypto_hash *tfm_cmac)
{
int err;
err = test_ah(tfm_aes);
if (err) {
BT_ERR("smp_ah test failed");
return err;
}
err = test_c1(tfm_aes);
if (err) {
BT_ERR("smp_c1 test failed");
return err;
}
err = test_s1(tfm_aes);
if (err) {
BT_ERR("smp_s1 test failed");
return err;
}
BT_INFO("SMP test passed");
return 0;