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Bluetooth: Add internal function for storing P-192 and P-256 data 

Add function to allow adding P-192 and P-256 data to the internal
storage. This also fixes a few coding style issues from the previous
helper functions for the out-of-band credentials storage.

Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
This commit is contained in:
Marcel Holtmann 2014-01-10 02:07:29 -08:00 committed by Johan Hedberg
parent 519ca9d017
commit 0798872ef1
2 changed files with 39 additions and 7 deletions
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9
include/net/bluetooth/hci_core.h
View File

@ -761,9 +761,12 @@ int hci_remove_link_key(struct hci_dev *hdev, bdaddr_t *bdaddr);
int hci_remote_oob_data_clear(struct hci_dev *hdev);
struct oob_data *hci_find_remote_oob_data(struct hci_dev *hdev,
bdaddr_t *bdaddr);
int hci_add_remote_oob_data(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 *hash,
u8 *randomizer);
bdaddr_t *bdaddr);
int hci_add_remote_oob_data(struct hci_dev *hdev, bdaddr_t *bdaddr,
u8 *hash, u8 *randomizer);
int hci_add_remote_oob_ext_data(struct hci_dev *hdev, bdaddr_t *bdaddr,
u8 *hash192, u8 *randomizer192,
u8 *hash256, u8 *randomizer256);
int hci_remove_remote_oob_data(struct hci_dev *hdev, bdaddr_t *bdaddr);
void hci_event_packet(struct hci_dev *hdev, struct sk_buff *skb);

37
net/bluetooth/hci_core.c
View File

@ -2794,15 +2794,14 @@ int hci_remote_oob_data_clear(struct hci_dev *hdev)
return 0;
}
int hci_add_remote_oob_data(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 *hash,
u8 *randomizer)
int hci_add_remote_oob_data(struct hci_dev *hdev, bdaddr_t *bdaddr,
u8 *hash, u8 *randomizer)
{
struct oob_data *data;
data = hci_find_remote_oob_data(hdev, bdaddr);
if (!data) {
data = kzalloc(sizeof(*data), GFP_ATOMIC);
data = kmalloc(sizeof(*data), GFP_ATOMIC);
if (!data)
return -ENOMEM;
@ -2813,6 +2812,36 @@ int hci_add_remote_oob_data(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 *hash,
memcpy(data->hash192, hash, sizeof(data->hash192));
memcpy(data->randomizer192, randomizer, sizeof(data->randomizer192));
memset(data->hash256, 0, sizeof(data->hash256));
memset(data->randomizer256, 0, sizeof(data->randomizer256));
BT_DBG("%s for %pMR", hdev->name, bdaddr);
return 0;
}
int hci_add_remote_oob_ext_data(struct hci_dev *hdev, bdaddr_t *bdaddr,
u8 *hash192, u8 *randomizer192,
u8 *hash256, u8 *randomizer256)
{
struct oob_data *data;
data = hci_find_remote_oob_data(hdev, bdaddr);
if (!data) {
data = kmalloc(sizeof(*data), GFP_ATOMIC);
if (!data)
return -ENOMEM;
bacpy(&data->bdaddr, bdaddr);
list_add(&data->list, &hdev->remote_oob_data);
}
memcpy(data->hash192, hash192, sizeof(data->hash192));
memcpy(data->randomizer192, randomizer192, sizeof(data->randomizer192));
memcpy(data->hash256, hash256, sizeof(data->hash256));
memcpy(data->randomizer256, randomizer256, sizeof(data->randomizer256));
BT_DBG("%s for %pMR", hdev->name, bdaddr);
return 0;