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Diffstat (limited to 'net/bluetooth/mgmt.c')
-rw-r--r--net/bluetooth/mgmt.c407
1 files changed, 180 insertions, 227 deletions
diff --git a/net/bluetooth/mgmt.c b/net/bluetooth/mgmt.c
index 4543ede4ddf3..98c92aee6239 100644
--- a/net/bluetooth/mgmt.c
+++ b/net/bluetooth/mgmt.c
@@ -43,7 +43,7 @@ struct pending_cmd {
LIST_HEAD(cmd_list);
-static int cmd_status(struct sock *sk, u16 cmd, u8 status)
+static int cmd_status(struct sock *sk, u16 index, u16 cmd, u8 status)
{
struct sk_buff *skb;
struct mgmt_hdr *hdr;
@@ -58,6 +58,7 @@ static int cmd_status(struct sock *sk, u16 cmd, u8 status)
hdr = (void *) skb_put(skb, sizeof(*hdr));
hdr->opcode = cpu_to_le16(MGMT_EV_CMD_STATUS);
+ hdr->index = cpu_to_le16(index);
hdr->len = cpu_to_le16(sizeof(*ev));
ev = (void *) skb_put(skb, sizeof(*ev));
@@ -70,7 +71,8 @@ static int cmd_status(struct sock *sk, u16 cmd, u8 status)
return 0;
}
-static int cmd_complete(struct sock *sk, u16 cmd, void *rp, size_t rp_len)
+static int cmd_complete(struct sock *sk, u16 index, u16 cmd, void *rp,
+ size_t rp_len)
{
struct sk_buff *skb;
struct mgmt_hdr *hdr;
@@ -85,6 +87,7 @@ static int cmd_complete(struct sock *sk, u16 cmd, void *rp, size_t rp_len)
hdr = (void *) skb_put(skb, sizeof(*hdr));
hdr->opcode = cpu_to_le16(MGMT_EV_CMD_COMPLETE);
+ hdr->index = cpu_to_le16(index);
hdr->len = cpu_to_le16(sizeof(*ev) + rp_len);
ev = (void *) skb_put(skb, sizeof(*ev) + rp_len);
@@ -106,7 +109,8 @@ static int read_version(struct sock *sk)
rp.version = MGMT_VERSION;
put_unaligned_le16(MGMT_REVISION, &rp.revision);
- return cmd_complete(sk, MGMT_OP_READ_VERSION, &rp, sizeof(rp));
+ return cmd_complete(sk, MGMT_INDEX_NONE, MGMT_OP_READ_VERSION, &rp,
+ sizeof(rp));
}
static int read_index_list(struct sock *sk)
@@ -152,32 +156,24 @@ static int read_index_list(struct sock *sk)
read_unlock(&hci_dev_list_lock);
- err = cmd_complete(sk, MGMT_OP_READ_INDEX_LIST, rp, rp_len);
+ err = cmd_complete(sk, MGMT_INDEX_NONE, MGMT_OP_READ_INDEX_LIST, rp,
+ rp_len);
kfree(rp);
return err;
}
-static int read_controller_info(struct sock *sk, unsigned char *data, u16 len)
+static int read_controller_info(struct sock *sk, u16 index)
{
struct mgmt_rp_read_info rp;
- struct mgmt_cp_read_info *cp = (void *) data;
struct hci_dev *hdev;
- u16 dev_id;
- BT_DBG("sock %p", sk);
-
- if (len != 2)
- return cmd_status(sk, MGMT_OP_READ_INFO, EINVAL);
-
- dev_id = get_unaligned_le16(&cp->index);
+ BT_DBG("sock %p hci%u", sk, index);
- BT_DBG("request for hci%u", dev_id);
-
- hdev = hci_dev_get(dev_id);
+ hdev = hci_dev_get(index);
if (!hdev)
- return cmd_status(sk, MGMT_OP_READ_INFO, ENODEV);
+ return cmd_status(sk, index, MGMT_OP_READ_INFO, ENODEV);
hci_del_off_timer(hdev);
@@ -185,7 +181,6 @@ static int read_controller_info(struct sock *sk, unsigned char *data, u16 len)
set_bit(HCI_MGMT, &hdev->flags);
- put_unaligned_le16(hdev->id, &rp.index);
rp.type = hdev->dev_type;
rp.powered = test_bit(HCI_UP, &hdev->flags);
@@ -210,7 +205,7 @@ static int read_controller_info(struct sock *sk, unsigned char *data, u16 len)
hci_dev_unlock_bh(hdev);
hci_dev_put(hdev);
- return cmd_complete(sk, MGMT_OP_READ_INFO, &rp, sizeof(rp));
+ return cmd_complete(sk, index, MGMT_OP_READ_INFO, &rp, sizeof(rp));
}
static void mgmt_pending_free(struct pending_cmd *cmd)
@@ -296,37 +291,35 @@ static void mgmt_pending_remove(struct pending_cmd *cmd)
mgmt_pending_free(cmd);
}
-static int set_powered(struct sock *sk, unsigned char *data, u16 len)
+static int set_powered(struct sock *sk, u16 index, unsigned char *data, u16 len)
{
struct mgmt_mode *cp;
struct hci_dev *hdev;
struct pending_cmd *cmd;
- u16 dev_id;
int err, up;
cp = (void *) data;
- dev_id = get_unaligned_le16(&cp->index);
- BT_DBG("request for hci%u", dev_id);
+ BT_DBG("request for hci%u", index);
- hdev = hci_dev_get(dev_id);
+ hdev = hci_dev_get(index);
if (!hdev)
- return cmd_status(sk, MGMT_OP_SET_POWERED, ENODEV);
+ return cmd_status(sk, index, MGMT_OP_SET_POWERED, ENODEV);
hci_dev_lock_bh(hdev);
up = test_bit(HCI_UP, &hdev->flags);
if ((cp->val && up) || (!cp->val && !up)) {
- err = cmd_status(sk, MGMT_OP_SET_POWERED, EALREADY);
+ err = cmd_status(sk, index, MGMT_OP_SET_POWERED, EALREADY);
goto failed;
}
- if (mgmt_pending_find(MGMT_OP_SET_POWERED, dev_id)) {
- err = cmd_status(sk, MGMT_OP_SET_POWERED, EBUSY);
+ if (mgmt_pending_find(MGMT_OP_SET_POWERED, index)) {
+ err = cmd_status(sk, index, MGMT_OP_SET_POWERED, EBUSY);
goto failed;
}
- cmd = mgmt_pending_add(sk, MGMT_OP_SET_POWERED, dev_id, data, len);
+ cmd = mgmt_pending_add(sk, MGMT_OP_SET_POWERED, index, data, len);
if (!cmd) {
err = -ENOMEM;
goto failed;
@@ -345,44 +338,43 @@ failed:
return err;
}
-static int set_discoverable(struct sock *sk, unsigned char *data, u16 len)
+static int set_discoverable(struct sock *sk, u16 index, unsigned char *data,
+ u16 len)
{
struct mgmt_mode *cp;
struct hci_dev *hdev;
struct pending_cmd *cmd;
- u16 dev_id;
u8 scan;
int err;
cp = (void *) data;
- dev_id = get_unaligned_le16(&cp->index);
- BT_DBG("request for hci%u", dev_id);
+ BT_DBG("request for hci%u", index);
- hdev = hci_dev_get(dev_id);
+ hdev = hci_dev_get(index);
if (!hdev)
- return cmd_status(sk, MGMT_OP_SET_DISCOVERABLE, ENODEV);
+ return cmd_status(sk, index, MGMT_OP_SET_DISCOVERABLE, ENODEV);
hci_dev_lock_bh(hdev);
if (!test_bit(HCI_UP, &hdev->flags)) {
- err = cmd_status(sk, MGMT_OP_SET_DISCOVERABLE, ENETDOWN);
+ err = cmd_status(sk, index, MGMT_OP_SET_DISCOVERABLE, ENETDOWN);
goto failed;
}
- if (mgmt_pending_find(MGMT_OP_SET_DISCOVERABLE, dev_id) ||
- mgmt_pending_find(MGMT_OP_SET_CONNECTABLE, dev_id)) {
- err = cmd_status(sk, MGMT_OP_SET_DISCOVERABLE, EBUSY);
+ if (mgmt_pending_find(MGMT_OP_SET_DISCOVERABLE, index) ||
+ mgmt_pending_find(MGMT_OP_SET_CONNECTABLE, index)) {
+ err = cmd_status(sk, index, MGMT_OP_SET_DISCOVERABLE, EBUSY);
goto failed;
}
if (cp->val == test_bit(HCI_ISCAN, &hdev->flags) &&
test_bit(HCI_PSCAN, &hdev->flags)) {
- err = cmd_status(sk, MGMT_OP_SET_DISCOVERABLE, EALREADY);
+ err = cmd_status(sk, index, MGMT_OP_SET_DISCOVERABLE, EALREADY);
goto failed;
}
- cmd = mgmt_pending_add(sk, MGMT_OP_SET_DISCOVERABLE, dev_id, data, len);
+ cmd = mgmt_pending_add(sk, MGMT_OP_SET_DISCOVERABLE, index, data, len);
if (!cmd) {
err = -ENOMEM;
goto failed;
@@ -404,43 +396,42 @@ failed:
return err;
}
-static int set_connectable(struct sock *sk, unsigned char *data, u16 len)
+static int set_connectable(struct sock *sk, u16 index, unsigned char *data,
+ u16 len)
{
struct mgmt_mode *cp;
struct hci_dev *hdev;
struct pending_cmd *cmd;
- u16 dev_id;
u8 scan;
int err;
cp = (void *) data;
- dev_id = get_unaligned_le16(&cp->index);
- BT_DBG("request for hci%u", dev_id);
+ BT_DBG("request for hci%u", index);
- hdev = hci_dev_get(dev_id);
+ hdev = hci_dev_get(index);
if (!hdev)
- return cmd_status(sk, MGMT_OP_SET_CONNECTABLE, ENODEV);
+ return cmd_status(sk, index, MGMT_OP_SET_CONNECTABLE, ENODEV);
hci_dev_lock_bh(hdev);
if (!test_bit(HCI_UP, &hdev->flags)) {
- err = cmd_status(sk, MGMT_OP_SET_CONNECTABLE, ENETDOWN);
+ err = cmd_status(sk, index, MGMT_OP_SET_CONNECTABLE, ENETDOWN);
goto failed;
}
- if (mgmt_pending_find(MGMT_OP_SET_DISCOVERABLE, dev_id) ||
- mgmt_pending_find(MGMT_OP_SET_CONNECTABLE, dev_id)) {
- err = cmd_status(sk, MGMT_OP_SET_CONNECTABLE, EBUSY);
+ if (mgmt_pending_find(MGMT_OP_SET_DISCOVERABLE, index) ||
+ mgmt_pending_find(MGMT_OP_SET_CONNECTABLE, index)) {
+ err = cmd_status(sk, index, MGMT_OP_SET_CONNECTABLE, EBUSY);
goto failed;
}
if (cp->val == test_bit(HCI_PSCAN, &hdev->flags)) {
- err = cmd_status(sk, MGMT_OP_SET_CONNECTABLE, EALREADY);
+ err = cmd_status(sk, index, MGMT_OP_SET_CONNECTABLE, EALREADY);
goto failed;
}
- cmd = mgmt_pending_add(sk, MGMT_OP_SET_CONNECTABLE, dev_id, data, len);
+ cmd = mgmt_pending_add(sk, MGMT_OP_SET_CONNECTABLE, index, data, len);
if (!cmd) {
err = -ENOMEM;
goto failed;
@@ -462,7 +453,8 @@ failed:
return err;
}
-static int mgmt_event(u16 event, void *data, u16 data_len, struct sock *skip_sk)
+static int mgmt_event(u16 event, u16 index, void *data, u16 data_len,
+ struct sock *skip_sk)
{
struct sk_buff *skb;
struct mgmt_hdr *hdr;
@@ -475,9 +467,11 @@ static int mgmt_event(u16 event, void *data, u16 data_len, struct sock *skip_sk)
hdr = (void *) skb_put(skb, sizeof(*hdr));
hdr->opcode = cpu_to_le16(event);
+ hdr->index = cpu_to_le16(index);
hdr->len = cpu_to_le16(data_len);
- memcpy(skb_put(skb, data_len), data, data_len);
+ if (data)
+ memcpy(skb_put(skb, data_len), data, data_len);
hci_send_to_sock(NULL, skb, skip_sk);
kfree_skb(skb);
@@ -489,27 +483,25 @@ static int send_mode_rsp(struct sock *sk, u16 opcode, u16 index, u8 val)
{
struct mgmt_mode rp;
- put_unaligned_le16(index, &rp.index);
rp.val = val;
- return cmd_complete(sk, opcode, &rp, sizeof(rp));
+ return cmd_complete(sk, index, opcode, &rp, sizeof(rp));
}
-static int set_pairable(struct sock *sk, unsigned char *data, u16 len)
+static int set_pairable(struct sock *sk, u16 index, unsigned char *data,
+ u16 len)
{
struct mgmt_mode *cp, ev;
struct hci_dev *hdev;
- u16 dev_id;
int err;
cp = (void *) data;
- dev_id = get_unaligned_le16(&cp->index);
- BT_DBG("request for hci%u", dev_id);
+ BT_DBG("request for hci%u", index);
- hdev = hci_dev_get(dev_id);
+ hdev = hci_dev_get(index);
if (!hdev)
- return cmd_status(sk, MGMT_OP_SET_PAIRABLE, ENODEV);
+ return cmd_status(sk, index, MGMT_OP_SET_PAIRABLE, ENODEV);
hci_dev_lock_bh(hdev);
@@ -518,14 +510,13 @@ static int set_pairable(struct sock *sk, unsigned char *data, u16 len)
else
clear_bit(HCI_PAIRABLE, &hdev->flags);
- err = send_mode_rsp(sk, MGMT_OP_SET_PAIRABLE, dev_id, cp->val);
+ err = send_mode_rsp(sk, MGMT_OP_SET_PAIRABLE, index, cp->val);
if (err < 0)
goto failed;
- put_unaligned_le16(dev_id, &ev.index);
ev.val = cp->val;
- err = mgmt_event(MGMT_EV_PAIRABLE, &ev, sizeof(ev), sk);
+ err = mgmt_event(MGMT_EV_PAIRABLE, index, &ev, sizeof(ev), sk);
failed:
hci_dev_unlock_bh(hdev);
@@ -567,22 +558,20 @@ static int update_class(struct hci_dev *hdev)
return hci_send_cmd(hdev, HCI_OP_WRITE_CLASS_OF_DEV, sizeof(cod), cod);
}
-static int add_uuid(struct sock *sk, unsigned char *data, u16 len)
+static int add_uuid(struct sock *sk, u16 index, unsigned char *data, u16 len)
{
struct mgmt_cp_add_uuid *cp;
struct hci_dev *hdev;
struct bt_uuid *uuid;
- u16 dev_id;
int err;
cp = (void *) data;
- dev_id = get_unaligned_le16(&cp->index);
- BT_DBG("request for hci%u", dev_id);
+ BT_DBG("request for hci%u", index);
- hdev = hci_dev_get(dev_id);
+ hdev = hci_dev_get(index);
if (!hdev)
- return cmd_status(sk, MGMT_OP_ADD_UUID, ENODEV);
+ return cmd_status(sk, index, MGMT_OP_ADD_UUID, ENODEV);
hci_dev_lock_bh(hdev);
@@ -601,7 +590,7 @@ static int add_uuid(struct sock *sk, unsigned char *data, u16 len)
if (err < 0)
goto failed;
- err = cmd_complete(sk, MGMT_OP_ADD_UUID, &dev_id, sizeof(dev_id));
+ err = cmd_complete(sk, index, MGMT_OP_ADD_UUID, NULL, 0);
failed:
hci_dev_unlock_bh(hdev);
@@ -610,23 +599,21 @@ failed:
return err;
}
-static int remove_uuid(struct sock *sk, unsigned char *data, u16 len)
+static int remove_uuid(struct sock *sk, u16 index, unsigned char *data, u16 len)
{
struct list_head *p, *n;
struct mgmt_cp_remove_uuid *cp;
struct hci_dev *hdev;
u8 bt_uuid_any[] = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
- u16 dev_id;
int err, found;
cp = (void *) data;
- dev_id = get_unaligned_le16(&cp->index);
- BT_DBG("request for hci%u", dev_id);
+ BT_DBG("request for hci%u", index);
- hdev = hci_dev_get(dev_id);
+ hdev = hci_dev_get(index);
if (!hdev)
- return cmd_status(sk, MGMT_OP_REMOVE_UUID, ENODEV);
+ return cmd_status(sk, index, MGMT_OP_REMOVE_UUID, ENODEV);
hci_dev_lock_bh(hdev);
@@ -648,7 +635,7 @@ static int remove_uuid(struct sock *sk, unsigned char *data, u16 len)
}
if (found == 0) {
- err = cmd_status(sk, MGMT_OP_REMOVE_UUID, ENOENT);
+ err = cmd_status(sk, index, MGMT_OP_REMOVE_UUID, ENOENT);
goto unlock;
}
@@ -656,7 +643,7 @@ static int remove_uuid(struct sock *sk, unsigned char *data, u16 len)
if (err < 0)
goto unlock;
- err = cmd_complete(sk, MGMT_OP_REMOVE_UUID, &dev_id, sizeof(dev_id));
+ err = cmd_complete(sk, index, MGMT_OP_REMOVE_UUID, NULL, 0);
unlock:
hci_dev_unlock_bh(hdev);
@@ -665,21 +652,20 @@ unlock:
return err;
}
-static int set_dev_class(struct sock *sk, unsigned char *data, u16 len)
+static int set_dev_class(struct sock *sk, u16 index, unsigned char *data,
+ u16 len)
{
struct hci_dev *hdev;
struct mgmt_cp_set_dev_class *cp;
- u16 dev_id;
int err;
cp = (void *) data;
- dev_id = get_unaligned_le16(&cp->index);
- BT_DBG("request for hci%u", dev_id);
+ BT_DBG("request for hci%u", index);
- hdev = hci_dev_get(dev_id);
+ hdev = hci_dev_get(index);
if (!hdev)
- return cmd_status(sk, MGMT_OP_SET_DEV_CLASS, ENODEV);
+ return cmd_status(sk, index, MGMT_OP_SET_DEV_CLASS, ENODEV);
hci_dev_lock_bh(hdev);
@@ -689,8 +675,7 @@ static int set_dev_class(struct sock *sk, unsigned char *data, u16 len)
err = update_class(hdev);
if (err == 0)
- err = cmd_complete(sk, MGMT_OP_SET_DEV_CLASS, &dev_id,
- sizeof(dev_id));
+ err = cmd_complete(sk, index, MGMT_OP_SET_DEV_CLASS, NULL, 0);
hci_dev_unlock_bh(hdev);
hci_dev_put(hdev);
@@ -698,23 +683,22 @@ static int set_dev_class(struct sock *sk, unsigned char *data, u16 len)
return err;
}
-static int set_service_cache(struct sock *sk, unsigned char *data, u16 len)
+static int set_service_cache(struct sock *sk, u16 index, unsigned char *data,
+ u16 len)
{
struct hci_dev *hdev;
struct mgmt_cp_set_service_cache *cp;
- u16 dev_id;
int err;
cp = (void *) data;
- dev_id = get_unaligned_le16(&cp->index);
- hdev = hci_dev_get(dev_id);
+ hdev = hci_dev_get(index);
if (!hdev)
- return cmd_status(sk, MGMT_OP_SET_SERVICE_CACHE, ENODEV);
+ return cmd_status(sk, index, MGMT_OP_SET_SERVICE_CACHE, ENODEV);
hci_dev_lock_bh(hdev);
- BT_DBG("hci%u enable %d", dev_id, cp->enable);
+ BT_DBG("hci%u enable %d", index, cp->enable);
if (cp->enable) {
set_bit(HCI_SERVICE_CACHE, &hdev->flags);
@@ -725,8 +709,8 @@ static int set_service_cache(struct sock *sk, unsigned char *data, u16 len)
}
if (err == 0)
- err = cmd_complete(sk, MGMT_OP_SET_SERVICE_CACHE, &dev_id,
- sizeof(dev_id));
+ err = cmd_complete(sk, index, MGMT_OP_SET_SERVICE_CACHE, NULL,
+ 0);
hci_dev_unlock_bh(hdev);
hci_dev_put(hdev);
@@ -734,15 +718,14 @@ static int set_service_cache(struct sock *sk, unsigned char *data, u16 len)
return err;
}
-static int load_keys(struct sock *sk, unsigned char *data, u16 len)
+static int load_keys(struct sock *sk, u16 index, unsigned char *data, u16 len)
{
struct hci_dev *hdev;
struct mgmt_cp_load_keys *cp;
- u16 dev_id, key_count, expected_len;
+ u16 key_count, expected_len;
int i;
cp = (void *) data;
- dev_id = get_unaligned_le16(&cp->index);
key_count = get_unaligned_le16(&cp->key_count);
expected_len = sizeof(*cp) + key_count * sizeof(struct mgmt_key_info);
@@ -752,11 +735,11 @@ static int load_keys(struct sock *sk, unsigned char *data, u16 len)
return -EINVAL;
}
- hdev = hci_dev_get(dev_id);
+ hdev = hci_dev_get(index);
if (!hdev)
- return cmd_status(sk, MGMT_OP_LOAD_KEYS, ENODEV);
+ return cmd_status(sk, index, MGMT_OP_LOAD_KEYS, ENODEV);
- BT_DBG("hci%u debug_keys %u key_count %u", dev_id, cp->debug_keys,
+ BT_DBG("hci%u debug_keys %u key_count %u", index, cp->debug_keys,
key_count);
hci_dev_lock_bh(hdev);
@@ -783,26 +766,24 @@ static int load_keys(struct sock *sk, unsigned char *data, u16 len)
return 0;
}
-static int remove_key(struct sock *sk, unsigned char *data, u16 len)
+static int remove_key(struct sock *sk, u16 index, unsigned char *data, u16 len)
{
struct hci_dev *hdev;
struct mgmt_cp_remove_key *cp;
struct hci_conn *conn;
- u16 dev_id;
int err;
cp = (void *) data;
- dev_id = get_unaligned_le16(&cp->index);
- hdev = hci_dev_get(dev_id);
+ hdev = hci_dev_get(index);
if (!hdev)
- return cmd_status(sk, MGMT_OP_REMOVE_KEY, ENODEV);
+ return cmd_status(sk, index, MGMT_OP_REMOVE_KEY, ENODEV);
hci_dev_lock_bh(hdev);
err = hci_remove_link_key(hdev, &cp->bdaddr);
if (err < 0) {
- err = cmd_status(sk, MGMT_OP_REMOVE_KEY, -err);
+ err = cmd_status(sk, index, MGMT_OP_REMOVE_KEY, -err);
goto unlock;
}
@@ -827,44 +808,42 @@ unlock:
return err;
}
-static int disconnect(struct sock *sk, unsigned char *data, u16 len)
+static int disconnect(struct sock *sk, u16 index, unsigned char *data, u16 len)
{
struct hci_dev *hdev;
struct mgmt_cp_disconnect *cp;
struct hci_cp_disconnect dc;
struct pending_cmd *cmd;
struct hci_conn *conn;
- u16 dev_id;
int err;
BT_DBG("");
cp = (void *) data;
- dev_id = get_unaligned_le16(&cp->index);
- hdev = hci_dev_get(dev_id);
+ hdev = hci_dev_get(index);
if (!hdev)
- return cmd_status(sk, MGMT_OP_DISCONNECT, ENODEV);
+ return cmd_status(sk, index, MGMT_OP_DISCONNECT, ENODEV);
hci_dev_lock_bh(hdev);
if (!test_bit(HCI_UP, &hdev->flags)) {
- err = cmd_status(sk, MGMT_OP_DISCONNECT, ENETDOWN);
+ err = cmd_status(sk, index, MGMT_OP_DISCONNECT, ENETDOWN);
goto failed;
}
- if (mgmt_pending_find(MGMT_OP_DISCONNECT, dev_id)) {
- err = cmd_status(sk, MGMT_OP_DISCONNECT, EBUSY);
+ if (mgmt_pending_find(MGMT_OP_DISCONNECT, index)) {
+ err = cmd_status(sk, index, MGMT_OP_DISCONNECT, EBUSY);
goto failed;
}
conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &cp->bdaddr);
if (!conn) {
- err = cmd_status(sk, MGMT_OP_DISCONNECT, ENOTCONN);
+ err = cmd_status(sk, index, MGMT_OP_DISCONNECT, ENOTCONN);
goto failed;
}
- cmd = mgmt_pending_add(sk, MGMT_OP_DISCONNECT, dev_id, data, len);
+ cmd = mgmt_pending_add(sk, MGMT_OP_DISCONNECT, index, data, len);
if (!cmd) {
err = -ENOMEM;
goto failed;
@@ -884,24 +863,24 @@ failed:
return err;
}
-static int get_connections(struct sock *sk, unsigned char *data, u16 len)
+static int get_connections(struct sock *sk, u16 index, unsigned char *data,
+ u16 len)
{
struct mgmt_cp_get_connections *cp;
struct mgmt_rp_get_connections *rp;
struct hci_dev *hdev;
struct list_head *p;
size_t rp_len;
- u16 dev_id, count;
+ u16 count;
int i, err;
BT_DBG("");
cp = (void *) data;
- dev_id = get_unaligned_le16(&cp->index);
- hdev = hci_dev_get(dev_id);
+ hdev = hci_dev_get(index);
if (!hdev)
- return cmd_status(sk, MGMT_OP_GET_CONNECTIONS, ENODEV);
+ return cmd_status(sk, index, MGMT_OP_GET_CONNECTIONS, ENODEV);
hci_dev_lock_bh(hdev);
@@ -917,7 +896,6 @@ static int get_connections(struct sock *sk, unsigned char *data, u16 len)
goto unlock;
}
- put_unaligned_le16(dev_id, &rp->index);
put_unaligned_le16(count, &rp->conn_count);
read_lock(&hci_dev_list_lock);
@@ -931,7 +909,7 @@ static int get_connections(struct sock *sk, unsigned char *data, u16 len)
read_unlock(&hci_dev_list_lock);
- err = cmd_complete(sk, MGMT_OP_GET_CONNECTIONS, rp, rp_len);
+ err = cmd_complete(sk, index, MGMT_OP_GET_CONNECTIONS, rp, rp_len);
unlock:
kfree(rp);
@@ -940,32 +918,31 @@ unlock:
return err;
}
-static int pin_code_reply(struct sock *sk, unsigned char *data, u16 len)
+static int pin_code_reply(struct sock *sk, u16 index, unsigned char *data,
+ u16 len)
{
struct hci_dev *hdev;
struct mgmt_cp_pin_code_reply *cp;
struct hci_cp_pin_code_reply reply;
struct pending_cmd *cmd;
- u16 dev_id;
int err;
BT_DBG("");
cp = (void *) data;
- dev_id = get_unaligned_le16(&cp->index);
- hdev = hci_dev_get(dev_id);
+ hdev = hci_dev_get(index);
if (!hdev)
- return cmd_status(sk, MGMT_OP_PIN_CODE_REPLY, ENODEV);
+ return cmd_status(sk, index, MGMT_OP_PIN_CODE_REPLY, ENODEV);
hci_dev_lock_bh(hdev);
if (!test_bit(HCI_UP, &hdev->flags)) {
- err = cmd_status(sk, MGMT_OP_PIN_CODE_REPLY, ENETDOWN);
+ err = cmd_status(sk, index, MGMT_OP_PIN_CODE_REPLY, ENETDOWN);
goto failed;
}
- cmd = mgmt_pending_add(sk, MGMT_OP_PIN_CODE_REPLY, dev_id, data, len);
+ cmd = mgmt_pending_add(sk, MGMT_OP_PIN_CODE_REPLY, index, data, len);
if (!cmd) {
err = -ENOMEM;
goto failed;
@@ -986,31 +963,32 @@ failed:
return err;
}
-static int pin_code_neg_reply(struct sock *sk, unsigned char *data, u16 len)
+static int pin_code_neg_reply(struct sock *sk, u16 index, unsigned char *data,
+ u16 len)
{
struct hci_dev *hdev;
struct mgmt_cp_pin_code_neg_reply *cp;
struct pending_cmd *cmd;
- u16 dev_id;
int err;
BT_DBG("");
cp = (void *) data;
- dev_id = get_unaligned_le16(&cp->index);
- hdev = hci_dev_get(dev_id);
+ hdev = hci_dev_get(index);
if (!hdev)
- return cmd_status(sk, MGMT_OP_PIN_CODE_NEG_REPLY, ENODEV);
+ return cmd_status(sk, index, 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);
+ err = cmd_status(sk, index, MGMT_OP_PIN_CODE_NEG_REPLY,
+ ENETDOWN);
goto failed;
}
- cmd = mgmt_pending_add(sk, MGMT_OP_PIN_CODE_NEG_REPLY, dev_id,
+ cmd = mgmt_pending_add(sk, MGMT_OP_PIN_CODE_NEG_REPLY, index,
data, len);
if (!cmd) {
err = -ENOMEM;
@@ -1029,20 +1007,19 @@ failed:
return err;
}
-static int set_io_capability(struct sock *sk, unsigned char *data, u16 len)
+static int set_io_capability(struct sock *sk, u16 index, unsigned char *data,
+ u16 len)
{
struct hci_dev *hdev;
struct mgmt_cp_set_io_capability *cp;
- u16 dev_id;
BT_DBG("");
cp = (void *) data;
- dev_id = get_unaligned_le16(&cp->index);
- hdev = hci_dev_get(dev_id);
+ hdev = hci_dev_get(index);
if (!hdev)
- return cmd_status(sk, MGMT_OP_SET_IO_CAPABILITY, ENODEV);
+ return cmd_status(sk, index, MGMT_OP_SET_IO_CAPABILITY, ENODEV);
hci_dev_lock_bh(hdev);
@@ -1054,8 +1031,7 @@ static int set_io_capability(struct sock *sk, unsigned char *data, u16 len)
hci_dev_unlock_bh(hdev);
hci_dev_put(hdev);
- return cmd_complete(sk, MGMT_OP_SET_IO_CAPABILITY,
- &dev_id, sizeof(dev_id));
+ return cmd_complete(sk, index, MGMT_OP_SET_IO_CAPABILITY, NULL, 0);
}
static inline struct pending_cmd *find_pairing(struct hci_conn *conn)
@@ -1088,11 +1064,10 @@ static void pairing_complete(struct pending_cmd *cmd, u8 status)
struct mgmt_rp_pair_device rp;
struct hci_conn *conn = cmd->user_data;
- rp.index = cmd->index;
bacpy(&rp.bdaddr, &conn->dst);
rp.status = status;
- cmd_complete(cmd->sk, MGMT_OP_PAIR_DEVICE, &rp, sizeof(rp));
+ cmd_complete(cmd->sk, cmd->index, MGMT_OP_PAIR_DEVICE, &rp, sizeof(rp));
/* So we don't get further callbacks for this connection */
conn->connect_cfm_cb = NULL;
@@ -1119,24 +1094,22 @@ static void pairing_complete_cb(struct hci_conn *conn, u8 status)
pairing_complete(cmd, status);
}
-static int pair_device(struct sock *sk, unsigned char *data, u16 len)
+static int pair_device(struct sock *sk, u16 index, unsigned char *data, u16 len)
{
struct hci_dev *hdev;
struct mgmt_cp_pair_device *cp;
struct pending_cmd *cmd;
u8 sec_level, auth_type;
struct hci_conn *conn;
- u16 dev_id;
int err;
BT_DBG("");
cp = (void *) data;
- dev_id = get_unaligned_le16(&cp->index);
- hdev = hci_dev_get(dev_id);
+ hdev = hci_dev_get(index);
if (!hdev)
- return cmd_status(sk, MGMT_OP_PAIR_DEVICE, ENODEV);
+ return cmd_status(sk, index, MGMT_OP_PAIR_DEVICE, ENODEV);
hci_dev_lock_bh(hdev);
@@ -1156,11 +1129,11 @@ static int pair_device(struct sock *sk, unsigned char *data, u16 len)
if (conn->connect_cfm_cb) {
hci_conn_put(conn);
- err = cmd_status(sk, MGMT_OP_PAIR_DEVICE, EBUSY);
+ err = cmd_status(sk, index, MGMT_OP_PAIR_DEVICE, EBUSY);
goto unlock;
}
- cmd = mgmt_pending_add(sk, MGMT_OP_PAIR_DEVICE, dev_id, data, len);
+ cmd = mgmt_pending_add(sk, MGMT_OP_PAIR_DEVICE, index, data, len);
if (!cmd) {
err = -ENOMEM;
hci_conn_put(conn);
@@ -1186,19 +1159,17 @@ unlock:
return err;
}
-static int user_confirm_reply(struct sock *sk, unsigned char *data, u16 len,
- int success)
+static int user_confirm_reply(struct sock *sk, u16 index, unsigned char *data,
+ u16 len, int success)
{
struct mgmt_cp_user_confirm_reply *cp = (void *) data;
- u16 dev_id, mgmt_op, hci_op;
+ u16 mgmt_op, hci_op;
struct pending_cmd *cmd;
struct hci_dev *hdev;
int err;
BT_DBG("");
- dev_id = get_unaligned_le16(&cp->index);
-
if (success) {
mgmt_op = MGMT_OP_USER_CONFIRM_REPLY;
hci_op = HCI_OP_USER_CONFIRM_REPLY;
@@ -1207,16 +1178,16 @@ static int user_confirm_reply(struct sock *sk, unsigned char *data, u16 len,
hci_op = HCI_OP_USER_CONFIRM_NEG_REPLY;
}
- hdev = hci_dev_get(dev_id);
+ hdev = hci_dev_get(index);
if (!hdev)
- return cmd_status(sk, mgmt_op, ENODEV);
+ return cmd_status(sk, index, mgmt_op, ENODEV);
if (!test_bit(HCI_UP, &hdev->flags)) {
- err = cmd_status(sk, mgmt_op, ENETDOWN);
+ err = cmd_status(sk, index, mgmt_op, ENETDOWN);
goto failed;
}
- cmd = mgmt_pending_add(sk, mgmt_op, dev_id, data, len);
+ cmd = mgmt_pending_add(sk, mgmt_op, index, data, len);
if (!cmd) {
err = -ENOMEM;
goto failed;
@@ -1237,7 +1208,7 @@ int mgmt_control(struct sock *sk, struct msghdr *msg, size_t msglen)
{
unsigned char *buf;
struct mgmt_hdr *hdr;
- u16 opcode, len;
+ u16 opcode, index, len;
int err;
BT_DBG("got %zu bytes", msglen);
@@ -1256,6 +1227,7 @@ int mgmt_control(struct sock *sk, struct msghdr *msg, size_t msglen)
hdr = (struct mgmt_hdr *) buf;
opcode = get_unaligned_le16(&hdr->opcode);
+ index = get_unaligned_le16(&hdr->index);
len = get_unaligned_le16(&hdr->len);
if (len != msglen - sizeof(*hdr)) {
@@ -1271,65 +1243,65 @@ int mgmt_control(struct sock *sk, struct msghdr *msg, size_t msglen)
err = read_index_list(sk);
break;
case MGMT_OP_READ_INFO:
- err = read_controller_info(sk, buf + sizeof(*hdr), len);
+ err = read_controller_info(sk, index);
break;
case MGMT_OP_SET_POWERED:
- err = set_powered(sk, buf + sizeof(*hdr), len);
+ err = set_powered(sk, index, buf + sizeof(*hdr), len);
break;
case MGMT_OP_SET_DISCOVERABLE:
- err = set_discoverable(sk, buf + sizeof(*hdr), len);
+ err = set_discoverable(sk, index, buf + sizeof(*hdr), len);
break;
case MGMT_OP_SET_CONNECTABLE:
- err = set_connectable(sk, buf + sizeof(*hdr), len);
+ err = set_connectable(sk, index, buf + sizeof(*hdr), len);
break;
case MGMT_OP_SET_PAIRABLE:
- err = set_pairable(sk, buf + sizeof(*hdr), len);
+ err = set_pairable(sk, index, buf + sizeof(*hdr), len);
break;
case MGMT_OP_ADD_UUID:
- err = add_uuid(sk, buf + sizeof(*hdr), len);
+ err = add_uuid(sk, index, buf + sizeof(*hdr), len);
break;
case MGMT_OP_REMOVE_UUID:
- err = remove_uuid(sk, buf + sizeof(*hdr), len);
+ err = remove_uuid(sk, index, buf + sizeof(*hdr), len);
break;
case MGMT_OP_SET_DEV_CLASS:
- err = set_dev_class(sk, buf + sizeof(*hdr), len);
+ err = set_dev_class(sk, index, buf + sizeof(*hdr), len);
break;
case MGMT_OP_SET_SERVICE_CACHE:
- err = set_service_cache(sk, buf + sizeof(*hdr), len);
+ err = set_service_cache(sk, index, buf + sizeof(*hdr), len);
break;
case MGMT_OP_LOAD_KEYS:
- err = load_keys(sk, buf + sizeof(*hdr), len);
+ err = load_keys(sk, index, buf + sizeof(*hdr), len);
break;
case MGMT_OP_REMOVE_KEY:
- err = remove_key(sk, buf + sizeof(*hdr), len);
+ err = remove_key(sk, index, buf + sizeof(*hdr), len);
break;
case MGMT_OP_DISCONNECT:
- err = disconnect(sk, buf + sizeof(*hdr), len);
+ err = disconnect(sk, index, buf + sizeof(*hdr), len);
break;
case MGMT_OP_GET_CONNECTIONS:
- err = get_connections(sk, buf + sizeof(*hdr), len);
+ err = get_connections(sk, index, buf + sizeof(*hdr), len);
break;
case MGMT_OP_PIN_CODE_REPLY:
- err = pin_code_reply(sk, buf + sizeof(*hdr), len);
+ err = pin_code_reply(sk, index, buf + sizeof(*hdr), len);
break;
case MGMT_OP_PIN_CODE_NEG_REPLY:
- err = pin_code_neg_reply(sk, buf + sizeof(*hdr), len);
+ err = pin_code_neg_reply(sk, index, buf + sizeof(*hdr), len);
break;
case MGMT_OP_SET_IO_CAPABILITY:
- err = set_io_capability(sk, buf + sizeof(*hdr), len);
+ err = set_io_capability(sk, index, buf + sizeof(*hdr), len);
break;
case MGMT_OP_PAIR_DEVICE:
- err = pair_device(sk, buf + sizeof(*hdr), len);
+ err = pair_device(sk, index, buf + sizeof(*hdr), len);
break;
case MGMT_OP_USER_CONFIRM_REPLY:
- err = user_confirm_reply(sk, buf + sizeof(*hdr), len, 1);
+ err = user_confirm_reply(sk, index, buf + sizeof(*hdr), len, 1);
break;
case MGMT_OP_USER_CONFIRM_NEG_REPLY:
- err = user_confirm_reply(sk, buf + sizeof(*hdr), len, 0);
+ err = user_confirm_reply(sk, index, buf + sizeof(*hdr), len, 0);
break;
default:
BT_DBG("Unknown op %u", opcode);
- err = cmd_status(sk, opcode, 0x01);
+ err = cmd_status(sk, index, opcode, 0x01);
break;
}
@@ -1345,20 +1317,12 @@ done:
int mgmt_index_added(u16 index)
{
- struct mgmt_ev_index_added ev;
-
- put_unaligned_le16(index, &ev.index);
-
- return mgmt_event(MGMT_EV_INDEX_ADDED, &ev, sizeof(ev), NULL);
+ return mgmt_event(MGMT_EV_INDEX_ADDED, index, NULL, 0, NULL);
}
int mgmt_index_removed(u16 index)
{
- struct mgmt_ev_index_added ev;
-
- put_unaligned_le16(index, &ev.index);
-
- return mgmt_event(MGMT_EV_INDEX_REMOVED, &ev, sizeof(ev), NULL);
+ return mgmt_event(MGMT_EV_INDEX_REMOVED, index, NULL, 0, NULL);
}
struct cmd_lookup {
@@ -1394,10 +1358,9 @@ int mgmt_powered(u16 index, u8 powered)
mgmt_pending_foreach(MGMT_OP_SET_POWERED, index, mode_rsp, &match);
- put_unaligned_le16(index, &ev.index);
ev.val = powered;
- ret = mgmt_event(MGMT_EV_POWERED, &ev, sizeof(ev), match.sk);
+ ret = mgmt_event(MGMT_EV_POWERED, index, &ev, sizeof(ev), match.sk);
if (match.sk)
sock_put(match.sk);
@@ -1414,10 +1377,10 @@ int mgmt_discoverable(u16 index, u8 discoverable)
mgmt_pending_foreach(MGMT_OP_SET_DISCOVERABLE, index,
mode_rsp, &match);
- put_unaligned_le16(index, &ev.index);
ev.val = discoverable;
- ret = mgmt_event(MGMT_EV_DISCOVERABLE, &ev, sizeof(ev), match.sk);
+ ret = mgmt_event(MGMT_EV_DISCOVERABLE, index, &ev, sizeof(ev),
+ match.sk);
if (match.sk)
sock_put(match.sk);
@@ -1433,10 +1396,9 @@ int mgmt_connectable(u16 index, u8 connectable)
mgmt_pending_foreach(MGMT_OP_SET_CONNECTABLE, index, mode_rsp, &match);
- put_unaligned_le16(index, &ev.index);
ev.val = connectable;
- ret = mgmt_event(MGMT_EV_CONNECTABLE, &ev, sizeof(ev), match.sk);
+ ret = mgmt_event(MGMT_EV_CONNECTABLE, index, &ev, sizeof(ev), match.sk);
if (match.sk)
sock_put(match.sk);
@@ -1450,25 +1412,22 @@ int mgmt_new_key(u16 index, struct link_key *key, u8 old_key_type)
memset(&ev, 0, sizeof(ev));
- put_unaligned_le16(index, &ev.index);
-
bacpy(&ev.key.bdaddr, &key->bdaddr);
ev.key.type = key->type;
memcpy(ev.key.val, key->val, 16);
ev.key.pin_len = key->pin_len;
ev.old_key_type = old_key_type;
- return mgmt_event(MGMT_EV_NEW_KEY, &ev, sizeof(ev), NULL);
+ return mgmt_event(MGMT_EV_NEW_KEY, index, &ev, sizeof(ev), NULL);
}
int mgmt_connected(u16 index, bdaddr_t *bdaddr)
{
struct mgmt_ev_connected ev;
- put_unaligned_le16(index, &ev.index);
bacpy(&ev.bdaddr, bdaddr);
- return mgmt_event(MGMT_EV_CONNECTED, &ev, sizeof(ev), NULL);
+ return mgmt_event(MGMT_EV_CONNECTED, index, &ev, sizeof(ev), NULL);
}
static void disconnect_rsp(struct pending_cmd *cmd, void *data)
@@ -1477,10 +1436,9 @@ static void disconnect_rsp(struct pending_cmd *cmd, void *data)
struct sock **sk = data;
struct mgmt_rp_disconnect rp;
- put_unaligned_le16(cmd->index, &rp.index);
bacpy(&rp.bdaddr, &cp->bdaddr);
- cmd_complete(cmd->sk, MGMT_OP_DISCONNECT, &rp, sizeof(rp));
+ cmd_complete(cmd->sk, cmd->index, MGMT_OP_DISCONNECT, &rp, sizeof(rp));
*sk = cmd->sk;
sock_hold(*sk);
@@ -1496,10 +1454,9 @@ int mgmt_disconnected(u16 index, bdaddr_t *bdaddr)
mgmt_pending_foreach(MGMT_OP_DISCONNECT, index, disconnect_rsp, &sk);
- put_unaligned_le16(index, &ev.index);
bacpy(&ev.bdaddr, bdaddr);
- err = mgmt_event(MGMT_EV_DISCONNECTED, &ev, sizeof(ev), sk);
+ err = mgmt_event(MGMT_EV_DISCONNECTED, index, &ev, sizeof(ev), sk);
if (sk)
sock_put(sk);
@@ -1516,7 +1473,7 @@ int mgmt_disconnect_failed(u16 index)
if (!cmd)
return -ENOENT;
- err = cmd_status(cmd->sk, MGMT_OP_DISCONNECT, EIO);
+ err = cmd_status(cmd->sk, index, MGMT_OP_DISCONNECT, EIO);
mgmt_pending_remove(cmd);
@@ -1527,21 +1484,20 @@ int mgmt_connect_failed(u16 index, bdaddr_t *bdaddr, u8 status)
{
struct mgmt_ev_connect_failed ev;
- put_unaligned_le16(index, &ev.index);
bacpy(&ev.bdaddr, bdaddr);
ev.status = status;
- return mgmt_event(MGMT_EV_CONNECT_FAILED, &ev, sizeof(ev), NULL);
+ return mgmt_event(MGMT_EV_CONNECT_FAILED, index, &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);
+ return mgmt_event(MGMT_EV_PIN_CODE_REQUEST, index, &ev, sizeof(ev),
+ NULL);
}
int mgmt_pin_code_reply_complete(u16 index, bdaddr_t *bdaddr, u8 status)
@@ -1554,11 +1510,11 @@ int mgmt_pin_code_reply_complete(u16 index, bdaddr_t *bdaddr, u8 status)
if (!cmd)
return -ENOENT;
- put_unaligned_le16(index, &rp.index);
bacpy(&rp.bdaddr, bdaddr);
rp.status = status;
- err = cmd_complete(cmd->sk, MGMT_OP_PIN_CODE_REPLY, &rp, sizeof(rp));
+ err = cmd_complete(cmd->sk, index, MGMT_OP_PIN_CODE_REPLY, &rp,
+ sizeof(rp));
mgmt_pending_remove(cmd);
@@ -1575,12 +1531,11 @@ int mgmt_pin_code_neg_reply_complete(u16 index, bdaddr_t *bdaddr, u8 status)
if (!cmd)
return -ENOENT;
- put_unaligned_le16(index, &rp.index);
bacpy(&rp.bdaddr, bdaddr);
rp.status = status;
- err = cmd_complete(cmd->sk, MGMT_OP_PIN_CODE_NEG_REPLY,
- &rp, sizeof(rp));
+ err = cmd_complete(cmd->sk, index, MGMT_OP_PIN_CODE_NEG_REPLY, &rp,
+ sizeof(rp));
mgmt_pending_remove(cmd);
@@ -1593,11 +1548,11 @@ int mgmt_user_confirm_request(u16 index, bdaddr_t *bdaddr, __le32 value)
BT_DBG("hci%u", index);
- put_unaligned_le16(index, &ev.index);
bacpy(&ev.bdaddr, bdaddr);
put_unaligned_le32(value, &ev.value);
- return mgmt_event(MGMT_EV_USER_CONFIRM_REQUEST, &ev, sizeof(ev), NULL);
+ return mgmt_event(MGMT_EV_USER_CONFIRM_REQUEST, index, &ev, sizeof(ev),
+ NULL);
}
static int confirm_reply_complete(u16 index, bdaddr_t *bdaddr, u8 status,
@@ -1611,10 +1566,9 @@ static int confirm_reply_complete(u16 index, bdaddr_t *bdaddr, u8 status,
if (!cmd)
return -ENOENT;
- put_unaligned_le16(index, &rp.index);
bacpy(&rp.bdaddr, bdaddr);
rp.status = status;
- err = cmd_complete(cmd->sk, opcode, &rp, sizeof(rp));
+ err = cmd_complete(cmd->sk, index, opcode, &rp, sizeof(rp));
mgmt_pending_remove(cmd);
@@ -1638,9 +1592,8 @@ int mgmt_auth_failed(u16 index, bdaddr_t *bdaddr, u8 status)
{
struct mgmt_ev_auth_failed ev;
- put_unaligned_le16(index, &ev.index);
bacpy(&ev.bdaddr, bdaddr);
ev.status = status;
- return mgmt_event(MGMT_EV_AUTH_FAILED, &ev, sizeof(ev), NULL);
+ return mgmt_event(MGMT_EV_AUTH_FAILED, index, &ev, sizeof(ev), NULL);
}
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.