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Bluetooth: Add skeleton for SMP self-tests

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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 Run test cases for ECDH cryptographic functionality used by the
Bluetooth Low Energy Secure Connections feature. 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" source "drivers/bluetooth/Kconfig"

7
net/bluetooth/selftest.c
View File

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

39
net/bluetooth/smp.c
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@ -3022,3 +3022,42 @@ void smp_unregister(struct hci_dev *hdev)
smp_del_chan(chan); 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); int smp_register(struct hci_dev *hdev);
void smp_unregister(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 */ #endif /* __SMP_H */