Crash_Override/OVMS3-idf
1
0
Fork 0
Code Issues Pull requests Projects Releases Wiki Activity

ble_mesh: Not using pre-initialized private key

Browse source
This commit is contained in:
lly 2020-05-25 18:59:15 +08:00
parent c3d33f4232
commit 0c06be9bcd
4 changed files with 25 additions and 21 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

24
components/bt/esp_ble_mesh/mesh_core/bluedroid_host/mesh_bearer_adapt.c
View file

@ -46,12 +46,7 @@ struct bt_mesh_dev bt_mesh_dev;
/* P-256 Variables */
static u8_t bt_mesh_public_key[64];
static BT_OCTET32 bt_mesh_private_key = {
0x3f, 0x49, 0xf6, 0xd4, 0xa3, 0xc5, 0x5f, 0x38,
0x74, 0xc9, 0xb3, 0xe3, 0xd2, 0x10, 0x3f, 0x50,
0x4a, 0xff, 0x60, 0x7b, 0xeb, 0x40, 0xb7, 0x99,
0x58, 0x99, 0xb8, 0xa6, 0xcd, 0x3c, 0x1a, 0xbd
};
static BT_OCTET32 bt_mesh_private_key;
/* Scan related functions */
static bt_mesh_scan_cb_t *bt_mesh_scan_dev_found_cb;
@ -102,11 +97,6 @@ int bt_mesh_host_init(void)
return 0;
}
int bt_mesh_host_deinit(void)
{
return 0;
}
void bt_mesh_hci_init(void)
{
const uint8_t *features = controller_get_interface()->get_features_ble()->as_array;
@ -1797,8 +1787,17 @@ void bt_mesh_gatt_deinit(void)
void bt_mesh_adapt_init(void)
{
BT_DBG("%s", __func__);
/* initialization of P-256 parameters */
p_256_init_curve(KEY_LENGTH_DWORDS_P256);
/* Set "bt_mesh_dev.flags" to 0 (only the "BLE_MESH_DEV_HAS_PUB_KEY"
* flag is used) here, because we need to make sure each time after
* the private key is initialized, a corresponding public key must
* be generated.
*/
bt_mesh_atomic_set(bt_mesh_dev.flags, 0);
bt_mesh_rand(bt_mesh_private_key, sizeof(bt_mesh_private_key));
}
int bt_mesh_rand(void *buf, size_t len)
@ -1854,7 +1853,8 @@ const u8_t *bt_mesh_pub_key_get(void)
memcpy(bt_mesh_public_key + BT_OCTET32_LEN, public_key.y, BT_OCTET32_LEN);
bt_mesh_atomic_set_bit(bt_mesh_dev.flags, BLE_MESH_DEV_HAS_PUB_KEY);
BT_DBG("gen the bt_mesh_public_key:%s", bt_hex(bt_mesh_public_key, sizeof(bt_mesh_public_key)));
BT_DBG("Public Key %s", bt_hex(bt_mesh_public_key, sizeof(bt_mesh_public_key)));
return bt_mesh_public_key;
}

1
components/bt/esp_ble_mesh/mesh_core/include/mesh_bearer_adapt.h
View file

@ -665,7 +665,6 @@ struct bt_mesh_gatt_attr {
}
int bt_mesh_host_init(void);
int bt_mesh_host_deinit(void);
int bt_le_adv_start(const struct bt_mesh_adv_param *param,
const struct bt_mesh_adv_data *ad, size_t ad_len,

19
components/bt/esp_ble_mesh/mesh_core/nimble_host/mesh_bearer_adapt.c
View file

@ -63,12 +63,7 @@ struct bt_mesh_dev bt_mesh_dev;
/* P-256 Variables */
static u8_t bt_mesh_public_key[64];
static u8_t bt_mesh_private_key[32] = {
0x3f, 0x49, 0xf6, 0xd4, 0xa3, 0xc5, 0x5f, 0x38,
0x74, 0xc9, 0xb3, 0xe3, 0xd2, 0x10, 0x3f, 0x50,
0x4a, 0xff, 0x60, 0x7b, 0xeb, 0x40, 0xb7, 0x99,
0x58, 0x99, 0xb8, 0xa6, 0xcd, 0x3c, 0x1a, 0xbd
};
static u8_t bt_mesh_private_key[32];
/* Scan related functions */
static bt_mesh_scan_cb_t *bt_mesh_scan_dev_found_cb;
@ -1758,8 +1753,17 @@ void ble_sm_alg_ecc_init(void);
void bt_mesh_adapt_init(void)
{
BT_DBG("%s", __func__);
/* initialization of P-256 parameters */
ble_sm_alg_ecc_init();
/* Set "bt_mesh_dev.flags" to 0 (only the "BLE_MESH_DEV_HAS_PUB_KEY"
* flag is used) here, because we need to make sure each time after
* the private key is initialized, a corresponding public key must
* be generated.
*/
bt_mesh_atomic_set(bt_mesh_dev.flags, 0);
bt_mesh_rand(bt_mesh_private_key, sizeof(bt_mesh_private_key));
}
int bt_mesh_rand(void *buf, size_t len)
@ -1815,7 +1819,8 @@ const u8_t *bt_mesh_pub_key_get(void)
memcpy(bt_mesh_private_key, pri_key, 32);
bt_mesh_atomic_set_bit(bt_mesh_dev.flags, BLE_MESH_DEV_HAS_PUB_KEY);
BT_DBG("gen the bt_mesh_public_key:%s", bt_hex(bt_mesh_public_key, sizeof(bt_mesh_public_key)));
BT_DBG("Public Key %s", bt_hex(bt_mesh_public_key, sizeof(bt_mesh_public_key)));
return bt_mesh_public_key;
}

2
components/bt/esp_ble_mesh/mesh_core/prov.c
View file

@ -98,7 +98,7 @@ enum {
REMOTE_PUB_KEY, /* Remote key has been received */
OOB_PUB_KEY, /* OOB public key is available */
LINK_ACTIVE, /* Link has been opened */
HAVE_DHKEY, /* DHKey has been calcualted */
HAVE_DHKEY, /* DHKey has been calculated */
SEND_CONFIRM, /* Waiting to send Confirm value */
WAIT_NUMBER, /* Waiting for number input from user */
WAIT_STRING, /* Waiting for string input from user */