Commit 604086b7 authored by Brian Gix's avatar Brian Gix Committed by Gustavo F. Padovan

Bluetooth: Add User Passkey Response handling

For some MITM protection pairing scenarios, the user is
required to enter or accept a 6 digit passkey.
Signed-off-by: default avatarBrian Gix <bgix@codeaurora.org>
Signed-off-by: default avatarGustavo F. Padovan <padovan@profusion.mobi>
parent badaaa00
......@@ -933,6 +933,11 @@ int mgmt_user_confirm_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr,
u8 status);
int mgmt_user_confirm_neg_reply_complete(struct hci_dev *hdev,
bdaddr_t *bdaddr, u8 status);
int mgmt_user_passkey_request(struct hci_dev *hdev, bdaddr_t *bdaddr);
int mgmt_user_passkey_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr,
u8 status);
int mgmt_user_passkey_neg_reply_complete(struct hci_dev *hdev,
bdaddr_t *bdaddr, u8 status);
int mgmt_auth_failed(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 status);
int mgmt_set_local_name_complete(struct hci_dev *hdev, u8 *name, u8 status);
int mgmt_read_local_oob_data_reply_complete(struct hci_dev *hdev, u8 *hash,
......
......@@ -1618,7 +1618,15 @@ static int user_pairing_resp(struct sock *sk, u16 index, bdaddr_t *bdaddr,
}
/* Continue with pairing via HCI */
if (hci_op == HCI_OP_USER_PASSKEY_REPLY) {
struct hci_cp_user_passkey_reply cp;
bacpy(&cp.bdaddr, bdaddr);
cp.passkey = passkey;
err = hci_send_cmd(hdev, hci_op, sizeof(cp), &cp);
} else
err = hci_send_cmd(hdev, hci_op, sizeof(*bdaddr), bdaddr);
if (err < 0)
mgmt_pending_remove(cmd);
......@@ -1660,6 +1668,37 @@ static int user_confirm_neg_reply(struct sock *sk, u16 index, void *data,
HCI_OP_USER_CONFIRM_NEG_REPLY, 0);
}
static int user_passkey_reply(struct sock *sk, u16 index, void *data, u16 len)
{
struct mgmt_cp_user_passkey_reply *cp = (void *) data;
BT_DBG("");
if (len != sizeof(*cp))
return cmd_status(sk, index, MGMT_OP_USER_PASSKEY_REPLY,
EINVAL);
return user_pairing_resp(sk, index, &cp->bdaddr,
MGMT_OP_USER_PASSKEY_REPLY,
HCI_OP_USER_PASSKEY_REPLY, cp->passkey);
}
static int user_passkey_neg_reply(struct sock *sk, u16 index, void *data,
u16 len)
{
struct mgmt_cp_user_passkey_neg_reply *cp = (void *) data;
BT_DBG("");
if (len != sizeof(*cp))
return cmd_status(sk, index, MGMT_OP_USER_PASSKEY_NEG_REPLY,
EINVAL);
return user_pairing_resp(sk, index, &cp->bdaddr,
MGMT_OP_USER_PASSKEY_NEG_REPLY,
HCI_OP_USER_PASSKEY_NEG_REPLY, 0);
}
static int set_local_name(struct sock *sk, u16 index, unsigned char *data,
u16 len)
{
......@@ -2117,6 +2156,13 @@ int mgmt_control(struct sock *sk, struct msghdr *msg, size_t msglen)
err = user_confirm_neg_reply(sk, index, buf + sizeof(*hdr),
len);
break;
case MGMT_OP_USER_PASSKEY_REPLY:
err = user_passkey_reply(sk, index, buf + sizeof(*hdr), len);
break;
case MGMT_OP_USER_PASSKEY_NEG_REPLY:
err = user_passkey_neg_reply(sk, index, buf + sizeof(*hdr),
len);
break;
case MGMT_OP_SET_LOCAL_NAME:
err = set_local_name(sk, index, buf + sizeof(*hdr), len);
break;
......@@ -2477,6 +2523,18 @@ int mgmt_user_confirm_request(struct hci_dev *hdev, bdaddr_t *bdaddr,
NULL);
}
int mgmt_user_passkey_request(struct hci_dev *hdev, bdaddr_t *bdaddr)
{
struct mgmt_ev_user_passkey_request ev;
BT_DBG("%s", hdev->name);
bacpy(&ev.bdaddr, bdaddr);
return mgmt_event(MGMT_EV_USER_PASSKEY_REQUEST, hdev, &ev, sizeof(ev),
NULL);
}
static int user_pairing_resp_complete(struct hci_dev *hdev, bdaddr_t *bdaddr,
u8 status, u8 opcode)
{
......@@ -2511,6 +2569,20 @@ int mgmt_user_confirm_neg_reply_complete(struct hci_dev *hdev,
MGMT_OP_USER_CONFIRM_NEG_REPLY);
}
int mgmt_user_passkey_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr,
u8 status)
{
return user_pairing_resp_complete(hdev, bdaddr, status,
MGMT_OP_USER_PASSKEY_REPLY);
}
int mgmt_user_passkey_neg_reply_complete(struct hci_dev *hdev,
bdaddr_t *bdaddr, u8 status)
{
return user_pairing_resp_complete(hdev, bdaddr, status,
MGMT_OP_USER_PASSKEY_NEG_REPLY);
}
int mgmt_auth_failed(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 status)
{
struct mgmt_ev_auth_failed ev;
......
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