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-rw-r--r--include/net/bluetooth/hci.h8
-rw-r--r--include/net/bluetooth/hci_core.h4
-rw-r--r--include/net/bluetooth/mgmt.h20
-rw-r--r--net/bluetooth/hci_event.c46
-rw-r--r--net/bluetooth/mgmt.c141
5 files changed, 219 insertions, 0 deletions
diff --git a/include/net/bluetooth/hci.h b/include/net/bluetooth/hci.h
index 08fbf12..e8e52da 100644
--- a/include/net/bluetooth/hci.h
+++ b/include/net/bluetooth/hci.h
@@ -309,11 +309,19 @@ struct hci_cp_pin_code_reply {
__u8 pin_len;
__u8 pin_code[16];
} __packed;
+struct hci_rp_pin_code_reply {
+ __u8 status;
+ bdaddr_t bdaddr;
+} __packed;
#define HCI_OP_PIN_CODE_NEG_REPLY 0x040e
struct hci_cp_pin_code_neg_reply {
bdaddr_t bdaddr;
} __packed;
+struct hci_rp_pin_code_neg_reply {
+ __u8 status;
+ bdaddr_t bdaddr;
+} __packed;
#define HCI_OP_CHANGE_CONN_PTYPE 0x040f
struct hci_cp_change_conn_ptype {
diff --git a/include/net/bluetooth/hci_core.h b/include/net/bluetooth/hci_core.h
index 45caae62..9ac3da6 100644
--- a/include/net/bluetooth/hci_core.h
+++ b/include/net/bluetooth/hci_core.h
@@ -213,6 +213,7 @@ struct hci_conn {
__u8 auth_type;
__u8 sec_level;
__u8 pending_sec_level;
+ __u8 pin_length;
__u8 power_save;
__u16 disc_timeout;
unsigned long pend;
@@ -718,6 +719,9 @@ int mgmt_connected(u16 index, bdaddr_t *bdaddr);
int mgmt_disconnected(u16 index, bdaddr_t *bdaddr);
int mgmt_disconnect_failed(u16 index);
int mgmt_connect_failed(u16 index, bdaddr_t *bdaddr, u8 status);
+int mgmt_pin_code_request(u16 index, bdaddr_t *bdaddr);
+int mgmt_pin_code_reply_complete(u16 index, bdaddr_t *bdaddr, u8 status);
+int mgmt_pin_code_neg_reply_complete(u16 index, bdaddr_t *bdaddr, u8 status);
/* HCI info for socket */
#define hci_pi(sk) ((struct hci_pinfo *) sk)
diff --git a/include/net/bluetooth/mgmt.h b/include/net/bluetooth/mgmt.h
index 3d8d589..46fb56d 100644
--- a/include/net/bluetooth/mgmt.h
+++ b/include/net/bluetooth/mgmt.h
@@ -140,6 +140,20 @@ struct mgmt_rp_get_connections {
bdaddr_t conn[0];
} __packed;
+#define MGMT_OP_PIN_CODE_REPLY 0x0011
+struct mgmt_cp_pin_code_reply {
+ __le16 index;
+ bdaddr_t bdaddr;
+ __u8 pin_len;
+ __u8 pin_code[16];
+} __packed;
+
+#define MGMT_OP_PIN_CODE_NEG_REPLY 0x0012
+struct mgmt_cp_pin_code_neg_reply {
+ __le16 index;
+ bdaddr_t bdaddr;
+} __packed;
+
#define MGMT_EV_CMD_COMPLETE 0x0001
struct mgmt_ev_cmd_complete {
__le16 opcode;
@@ -201,3 +215,9 @@ struct mgmt_ev_connect_failed {
bdaddr_t bdaddr;
__u8 status;
} __packed;
+
+#define MGMT_EV_PIN_CODE_REQUEST 0x000E
+struct mgmt_ev_pin_code_request {
+ __le16 index;
+ bdaddr_t bdaddr;
+} __packed;
diff --git a/net/bluetooth/hci_event.c b/net/bluetooth/hci_event.c
index 995ae6c..98bcf78 100644
--- a/net/bluetooth/hci_event.c
+++ b/net/bluetooth/hci_event.c
@@ -743,6 +743,40 @@ static void hci_cc_set_event_flt(struct hci_dev *hdev, struct sk_buff *skb)
hci_req_complete(hdev, HCI_OP_SET_EVENT_FLT, status);
}
+static void hci_cc_pin_code_reply(struct hci_dev *hdev, struct sk_buff *skb)
+{
+ struct hci_rp_pin_code_reply *rp = (void *) skb->data;
+ struct hci_cp_pin_code_reply *cp;
+ struct hci_conn *conn;
+
+ BT_DBG("%s status 0x%x", hdev->name, rp->status);
+
+ if (test_bit(HCI_MGMT, &hdev->flags))
+ mgmt_pin_code_reply_complete(hdev->id, &rp->bdaddr, rp->status);
+
+ if (rp->status != 0)
+ return;
+
+ cp = hci_sent_cmd_data(hdev, HCI_OP_PIN_CODE_REPLY);
+ if (!cp)
+ return;
+
+ conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &cp->bdaddr);
+ if (conn)
+ conn->pin_length = cp->pin_len;
+}
+
+static void hci_cc_pin_code_neg_reply(struct hci_dev *hdev, struct sk_buff *skb)
+{
+ struct hci_rp_pin_code_neg_reply *rp = (void *) skb->data;
+
+ BT_DBG("%s status 0x%x", hdev->name, rp->status);
+
+ if (test_bit(HCI_MGMT, &hdev->flags))
+ mgmt_pin_code_neg_reply_complete(hdev->id, &rp->bdaddr,
+ rp->status);
+}
+
static inline void hci_cs_inquiry(struct hci_dev *hdev, __u8 status)
{
BT_DBG("%s status 0x%x", hdev->name, status);
@@ -1619,6 +1653,14 @@ static inline void hci_cmd_complete_evt(struct hci_dev *hdev, struct sk_buff *sk
hci_cc_set_event_flt(hdev, skb);
break;
+ case HCI_OP_PIN_CODE_REPLY:
+ hci_cc_pin_code_reply(hdev, skb);
+ break;
+
+ case HCI_OP_PIN_CODE_NEG_REPLY:
+ hci_cc_pin_code_neg_reply(hdev, skb);
+ break;
+
default:
BT_DBG("%s opcode 0x%x", hdev->name, opcode);
break;
@@ -1821,6 +1863,9 @@ static inline void hci_pin_code_request_evt(struct hci_dev *hdev, struct sk_buff
hci_send_cmd(hdev, HCI_OP_PIN_CODE_NEG_REPLY,
sizeof(ev->bdaddr), &ev->bdaddr);
+ if (test_bit(HCI_MGMT, &hdev->flags))
+ mgmt_pin_code_request(hdev->id, &ev->bdaddr);
+
hci_dev_unlock(hdev);
}
@@ -1889,6 +1934,7 @@ static inline void hci_link_key_notify_evt(struct hci_dev *hdev, struct sk_buff
if (conn) {
hci_conn_hold(conn);
conn->disc_timeout = HCI_DISCONN_TIMEOUT;
+ pin_len = conn->pin_length;
hci_conn_put(conn);
}
diff --git a/net/bluetooth/mgmt.c b/net/bluetooth/mgmt.c
index 005288b..3800aaf 100644
--- a/net/bluetooth/mgmt.c
+++ b/net/bluetooth/mgmt.c
@@ -933,6 +933,89 @@ unlock:
return err;
}
+static int pin_code_reply(struct sock *sk, unsigned char *data, u16 len)
+{
+ struct hci_dev *hdev;
+ struct mgmt_cp_pin_code_reply *cp;
+ struct hci_cp_pin_code_reply reply;
+ u16 dev_id;
+ int err;
+
+ BT_DBG("");
+
+ cp = (void *) data;
+ dev_id = get_unaligned_le16(&cp->index);
+
+ hdev = hci_dev_get(dev_id);
+ if (!hdev)
+ return cmd_status(sk, MGMT_OP_DISCONNECT, ENODEV);
+
+ hci_dev_lock_bh(hdev);
+
+ if (!test_bit(HCI_UP, &hdev->flags)) {
+ err = cmd_status(sk, MGMT_OP_PIN_CODE_REPLY, ENETDOWN);
+ goto failed;
+ }
+
+ err = mgmt_pending_add(sk, MGMT_OP_PIN_CODE_REPLY, dev_id, data, len);
+ if (err < 0)
+ goto failed;
+
+ bacpy(&reply.bdaddr, &cp->bdaddr);
+ reply.pin_len = cp->pin_len;
+ memcpy(reply.pin_code, cp->pin_code, 16);
+
+ err = hci_send_cmd(hdev, HCI_OP_PIN_CODE_REPLY, sizeof(reply), &reply);
+ if (err < 0)
+ mgmt_pending_remove(MGMT_OP_PIN_CODE_REPLY, dev_id);
+
+failed:
+ hci_dev_unlock_bh(hdev);
+ hci_dev_put(hdev);
+
+ return err;
+}
+
+static int pin_code_neg_reply(struct sock *sk, unsigned char *data, u16 len)
+{
+ struct hci_dev *hdev;
+ struct mgmt_cp_pin_code_neg_reply *cp;
+ u16 dev_id;
+ int err;
+
+ BT_DBG("");
+
+ cp = (void *) data;
+ dev_id = get_unaligned_le16(&cp->index);
+
+ hdev = hci_dev_get(dev_id);
+ if (!hdev)
+ return cmd_status(sk, MGMT_OP_PIN_CODE_NEG_REPLY, ENODEV);
+
+ hci_dev_lock_bh(hdev);
+
+ if (!test_bit(HCI_UP, &hdev->flags)) {
+ err = cmd_status(sk, MGMT_OP_PIN_CODE_NEG_REPLY, ENETDOWN);
+ goto failed;
+ }
+
+ err = mgmt_pending_add(sk, MGMT_OP_PIN_CODE_NEG_REPLY, dev_id,
+ data, len);
+ if (err < 0)
+ goto failed;
+
+ err = hci_send_cmd(hdev, HCI_OP_PIN_CODE_NEG_REPLY, sizeof(bdaddr_t),
+ &cp->bdaddr);
+ if (err < 0)
+ mgmt_pending_remove(MGMT_OP_PIN_CODE_NEG_REPLY, dev_id);
+
+failed:
+ hci_dev_unlock_bh(hdev);
+ hci_dev_put(hdev);
+
+ return err;
+}
+
int mgmt_control(struct sock *sk, struct msghdr *msg, size_t msglen)
{
unsigned char *buf;
@@ -1009,6 +1092,12 @@ int mgmt_control(struct sock *sk, struct msghdr *msg, size_t msglen)
case MGMT_OP_GET_CONNECTIONS:
err = get_connections(sk, buf + sizeof(*hdr), len);
break;
+ case MGMT_OP_PIN_CODE_REPLY:
+ err = pin_code_reply(sk, buf + sizeof(*hdr), len);
+ break;
+ case MGMT_OP_PIN_CODE_NEG_REPLY:
+ err = pin_code_neg_reply(sk, buf + sizeof(*hdr), len);
+ break;
default:
BT_DBG("Unknown op %u", opcode);
err = cmd_status(sk, opcode, 0x01);
@@ -1217,3 +1306,55 @@ int mgmt_connect_failed(u16 index, bdaddr_t *bdaddr, u8 status)
return mgmt_event(MGMT_EV_CONNECT_FAILED, &ev, sizeof(ev), NULL);
}
+
+int mgmt_pin_code_request(u16 index, bdaddr_t *bdaddr)
+{
+ struct mgmt_ev_pin_code_request ev;
+
+ put_unaligned_le16(index, &ev.index);
+ bacpy(&ev.bdaddr, bdaddr);
+
+ return mgmt_event(MGMT_EV_PIN_CODE_REQUEST, &ev, sizeof(ev), NULL);
+}
+
+int mgmt_pin_code_reply_complete(u16 index, bdaddr_t *bdaddr, u8 status)
+{
+ struct pending_cmd *cmd;
+ int err;
+
+ cmd = mgmt_pending_find(MGMT_OP_PIN_CODE_REPLY, index);
+ if (!cmd)
+ return -ENOENT;
+
+ if (status != 0)
+ err = cmd_status(cmd->sk, MGMT_OP_PIN_CODE_REPLY, status);
+ else
+ err = cmd_complete(cmd->sk, MGMT_OP_PIN_CODE_REPLY,
+ bdaddr, sizeof(*bdaddr));
+
+ list_del(&cmd->list);
+ mgmt_pending_free(cmd);
+
+ return err;
+}
+
+int mgmt_pin_code_neg_reply_complete(u16 index, bdaddr_t *bdaddr, u8 status)
+{
+ struct pending_cmd *cmd;
+ int err;
+
+ cmd = mgmt_pending_find(MGMT_OP_PIN_CODE_NEG_REPLY, index);
+ if (!cmd)
+ return -ENOENT;
+
+ if (status != 0)
+ err = cmd_status(cmd->sk, MGMT_OP_PIN_CODE_NEG_REPLY, status);
+ else
+ err = cmd_complete(cmd->sk, MGMT_OP_PIN_CODE_NEG_REPLY,
+ bdaddr, sizeof(*bdaddr));
+
+ list_del(&cmd->list);
+ mgmt_pending_free(cmd);
+
+ return err;
+}
generated by cgit v1.1 at 2024-05-29 02:19:08 +0000