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Bluetooth: Add skeleton for SMP self-tests 

This patch adds the initial skeleton and kernel config option for SMP
self-tests.

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 09:50:39 +02:00 committed by Marcel Holtmann
parent 0b6415b652
commit 0a2b0f0452
4 changed files with 66 additions and 0 deletions
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7
net/bluetooth/Kconfig
View File

@ -84,4 +84,11 @@ config BT_SELFTEST_ECDH
Run test cases for ECDH cryptographic functionality used by the
Bluetooth Low Energy Secure Connections feature.
config BT_SELFTEST_SMP
bool "SMP test cases"
depends on BT_LE && BT_SELFTEST
help
Run test cases for SMP cryptographic functionality, including both
legacy SMP as well as the Secure Connections features.
source "drivers/bluetooth/Kconfig"

7
net/bluetooth/selftest.c
View File

@ -22,8 +22,10 @@
*/
#include <net/bluetooth/bluetooth.h>
#include <net/bluetooth/hci_core.h>
#include "ecc.h"
#include "smp.h"
#include "selftest.h"
#if IS_ENABLED(CONFIG_BT_SELFTEST_ECDH)
@ -195,7 +197,12 @@ static int __init run_selftest(void)
BT_INFO("Starting self testing");
err = test_ecdh();
if (err)
goto done;
err = bt_selftest_smp();
done:
BT_INFO("Finished self testing");
return err;

39
net/bluetooth/smp.c
View File

@ -3022,3 +3022,42 @@ void smp_unregister(struct hci_dev *hdev)
smp_del_chan(chan);
}
}
#if IS_ENABLED(CONFIG_BT_SELFTEST_SMP)
static int __init run_selftests(struct crypto_blkcipher *tfm_aes,
struct crypto_hash *tfm_cmac)
{
BT_INFO("SMP test passed");
return 0;
}
int __init bt_selftest_smp(void)
{
struct crypto_blkcipher *tfm_aes;
struct crypto_hash *tfm_cmac;
int err;
tfm_aes = crypto_alloc_blkcipher("ecb(aes)", 0, CRYPTO_ALG_ASYNC);
if (IS_ERR(tfm_aes)) {
BT_ERR("Unable to create ECB crypto context");
return PTR_ERR(tfm_aes);
}
tfm_cmac = crypto_alloc_hash("cmac(aes)", 0, CRYPTO_ALG_ASYNC);
if (IS_ERR(tfm_cmac)) {
BT_ERR("Unable to create CMAC crypto context");
crypto_free_blkcipher(tfm_aes);
return PTR_ERR(tfm_cmac);
}
err = run_selftests(tfm_aes, tfm_cmac);
crypto_free_hash(tfm_cmac);
crypto_free_blkcipher(tfm_aes);
return err;
}
#endif

13
net/bluetooth/smp.h
View File

@ -192,4 +192,17 @@ int smp_generate_rpa(struct hci_dev *hdev, const u8 irk[16], bdaddr_t *rpa);
int smp_register(struct hci_dev *hdev);
void smp_unregister(struct hci_dev *hdev);
#if IS_ENABLED(CONFIG_BT_SELFTEST_SMP)
int bt_selftest_smp(void);
#else
static inline int bt_selftest_smp(void)
{
return 0;
}
#endif
#endif /* __SMP_H */