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Bluetooth: Use __le64 type for LE random numbers

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The random numbers in Bluetooth Low Energy are 64-bit numbers and should
also be little endian since the HCI specification is little endian.

Change the whole Low Energy pairing to use __le64 instead of a byte
array.

Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
This commit is contained in:
Marcel Holtmann
2014-02-27 16:00:28 -08:00
committed by Johan Hedberg
parent a3172b7eb4
commit fe39c7b2da
9 changed files with 29 additions and 32 deletions
Download Patch File Download Diff File Expand all files Collapse all files
include/net/bluetooth/hci.h
+2 -2
View File
@@ -1234,7 +1234,7 @@ struct hci_cp_le_conn_update {
#define HCI_OP_LE_START_ENC 0x2019
struct hci_cp_le_start_enc {
__le16 handle;
__u8 rand[8];
__le64 rand;
__le16 ediv;
__u8 ltk[16];
} __packed;
@@ -1646,7 +1646,7 @@ struct hci_ev_le_conn_complete {
#define HCI_EV_LE_LTK_REQ 0x05
struct hci_ev_le_ltk_req {
__le16 handle;
__u8 random[8];
__le64 rand;
__le16 ediv;
} __packed;
include/net/bluetooth/hci_core.h
+4 -4
View File
@@ -99,7 +99,7 @@ struct smp_ltk {
u8 type;
u8 enc_size;
__le16 ediv;
u8 rand[8];
__le64 rand;
u8 val[16];
};
@@ -828,11 +828,11 @@ void hci_link_keys_clear(struct hci_dev *hdev);
struct link_key *hci_find_link_key(struct hci_dev *hdev, bdaddr_t *bdaddr);
int hci_add_link_key(struct hci_dev *hdev, struct hci_conn *conn, int new_key,
bdaddr_t *bdaddr, u8 *val, u8 type, u8 pin_len);
struct smp_ltk *hci_find_ltk(struct hci_dev *hdev, __le16 ediv, u8 rand[8],
struct smp_ltk *hci_find_ltk(struct hci_dev *hdev, __le16 ediv, __le64 rand,
bool master);
struct smp_ltk *hci_add_ltk(struct hci_dev *hdev, bdaddr_t *bdaddr,
u8 addr_type, u8 type, u8 authenticated,
u8 tk[16], u8 enc_size, __le16 ediv, u8 rand[8]);
u8 tk[16], u8 enc_size, __le16 ediv, __le64 rand);
struct smp_ltk *hci_find_ltk_by_addr(struct hci_dev *hdev, bdaddr_t *bdaddr,
u8 addr_type, bool master);
int hci_remove_ltk(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 bdaddr_type);
@@ -1293,7 +1293,7 @@ struct hci_sec_filter {
void hci_le_conn_update(struct hci_conn *conn, u16 min, u16 max,
u16 latency, u16 to_multiplier);
void hci_le_start_enc(struct hci_conn *conn, __le16 ediv, __u8 rand[8],
void hci_le_start_enc(struct hci_conn *conn, __le16 ediv, __le64 rand,
__u8 ltk[16]);
int hci_update_random_address(struct hci_request *req, bool require_privacy,
include/net/bluetooth/mgmt.h
+1 -1
View File
@@ -187,7 +187,7 @@ struct mgmt_ltk_info {
__u8 master;
__u8 enc_size;
__le16 ediv;
__u8 rand[8];
__le64 rand;
__u8 val[16];
} __packed;