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authorJohan Hedberg <johan.hedberg@intel.com>2014-12-30 09:50:39 +0200
committerMarcel Holtmann <marcel@holtmann.org>2014-12-30 08:54:33 +0100
commit0a2b0f0452e2499a1037305fcfc314d0cdeb5260 (patch)
tree40be3edc04c30fe22299dd40bc95dad9036756fb /net
parent0b6415b65234ff723d32fd7dcdd917ba7ad5fe86 (diff)
downloadop-kernel-dev-0a2b0f0452e2499a1037305fcfc314d0cdeb5260.zip
op-kernel-dev-0a2b0f0452e2499a1037305fcfc314d0cdeb5260.tar.gz
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>
Diffstat (limited to 'net')
-rw-r--r--net/bluetooth/Kconfig7
-rw-r--r--net/bluetooth/selftest.c7
-rw-r--r--net/bluetooth/smp.c39
-rw-r--r--net/bluetooth/smp.h13
4 files changed, 66 insertions, 0 deletions
diff --git a/net/bluetooth/Kconfig b/net/bluetooth/Kconfig
index 8d3b607..7de7463 100644
--- a/net/bluetooth/Kconfig
+++ b/net/bluetooth/Kconfig
@@ -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"
diff --git a/net/bluetooth/selftest.c b/net/bluetooth/selftest.c
index b9cb33c..a7602b3 100644
--- a/net/bluetooth/selftest.c
+++ b/net/bluetooth/selftest.c
@@ -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;
diff --git a/net/bluetooth/smp.c b/net/bluetooth/smp.c
index 9025e17..b47528d 100644
--- a/net/bluetooth/smp.c
+++ b/net/bluetooth/smp.c
@@ -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
diff --git a/net/bluetooth/smp.h b/net/bluetooth/smp.h
index 3296bf4..60c5b73 100644
--- a/net/bluetooth/smp.h
+++ b/net/bluetooth/smp.h
@@ -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 */
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