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Diffstat (limited to 'net/bluetooth/mgmt.c')
-rw-r--r--net/bluetooth/mgmt.c489
1 files changed, 328 insertions, 161 deletions
diff --git a/net/bluetooth/mgmt.c b/net/bluetooth/mgmt.c
index f559b966279c..39395c7144aa 100644
--- a/net/bluetooth/mgmt.c
+++ b/net/bluetooth/mgmt.c
@@ -35,7 +35,7 @@
bool enable_hs;
#define MGMT_VERSION 1
-#define MGMT_REVISION 2
+#define MGMT_REVISION 3
static const u16 mgmt_commands[] = {
MGMT_OP_READ_INDEX_LIST,
@@ -435,35 +435,117 @@ static u32 get_current_settings(struct hci_dev *hdev)
#define PNP_INFO_SVCLASS_ID 0x1200
-static u8 bluetooth_base_uuid[] = {
- 0xFB, 0x34, 0x9B, 0x5F, 0x80, 0x00, 0x00, 0x80,
- 0x00, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-};
+static u8 *create_uuid16_list(struct hci_dev *hdev, u8 *data, ptrdiff_t len)
+{
+ u8 *ptr = data, *uuids_start = NULL;
+ struct bt_uuid *uuid;
+
+ if (len < 4)
+ return ptr;
+
+ list_for_each_entry(uuid, &hdev->uuids, list) {
+ u16 uuid16;
+
+ if (uuid->size != 16)
+ continue;
+
+ uuid16 = get_unaligned_le16(&uuid->uuid[12]);
+ if (uuid16 < 0x1100)
+ continue;
+
+ if (uuid16 == PNP_INFO_SVCLASS_ID)
+ continue;
-static u16 get_uuid16(u8 *uuid128)
+ if (!uuids_start) {
+ uuids_start = ptr;
+ uuids_start[0] = 1;
+ uuids_start[1] = EIR_UUID16_ALL;
+ ptr += 2;
+ }
+
+ /* Stop if not enough space to put next UUID */
+ if ((ptr - data) + sizeof(u16) > len) {
+ uuids_start[1] = EIR_UUID16_SOME;
+ break;
+ }
+
+ *ptr++ = (uuid16 & 0x00ff);
+ *ptr++ = (uuid16 & 0xff00) >> 8;
+ uuids_start[0] += sizeof(uuid16);
+ }
+
+ return ptr;
+}
+
+static u8 *create_uuid32_list(struct hci_dev *hdev, u8 *data, ptrdiff_t len)
{
- u32 val;
- int i;
+ u8 *ptr = data, *uuids_start = NULL;
+ struct bt_uuid *uuid;
+
+ if (len < 6)
+ return ptr;
- for (i = 0; i < 12; i++) {
- if (bluetooth_base_uuid[i] != uuid128[i])
- return 0;
+ list_for_each_entry(uuid, &hdev->uuids, list) {
+ if (uuid->size != 32)
+ continue;
+
+ if (!uuids_start) {
+ uuids_start = ptr;
+ uuids_start[0] = 1;
+ uuids_start[1] = EIR_UUID32_ALL;
+ ptr += 2;
+ }
+
+ /* Stop if not enough space to put next UUID */
+ if ((ptr - data) + sizeof(u32) > len) {
+ uuids_start[1] = EIR_UUID32_SOME;
+ break;
+ }
+
+ memcpy(ptr, &uuid->uuid[12], sizeof(u32));
+ ptr += sizeof(u32);
+ uuids_start[0] += sizeof(u32);
}
- val = get_unaligned_le32(&uuid128[12]);
- if (val > 0xffff)
- return 0;
+ return ptr;
+}
+
+static u8 *create_uuid128_list(struct hci_dev *hdev, u8 *data, ptrdiff_t len)
+{
+ u8 *ptr = data, *uuids_start = NULL;
+ struct bt_uuid *uuid;
+
+ if (len < 18)
+ return ptr;
- return (u16) val;
+ list_for_each_entry(uuid, &hdev->uuids, list) {
+ if (uuid->size != 128)
+ continue;
+
+ if (!uuids_start) {
+ uuids_start = ptr;
+ uuids_start[0] = 1;
+ uuids_start[1] = EIR_UUID128_ALL;
+ ptr += 2;
+ }
+
+ /* Stop if not enough space to put next UUID */
+ if ((ptr - data) + 16 > len) {
+ uuids_start[1] = EIR_UUID128_SOME;
+ break;
+ }
+
+ memcpy(ptr, uuid->uuid, 16);
+ ptr += 16;
+ uuids_start[0] += 16;
+ }
+
+ return ptr;
}
static void create_eir(struct hci_dev *hdev, u8 *data)
{
u8 *ptr = data;
- u16 eir_len = 0;
- u16 uuid16_list[HCI_MAX_EIR_LENGTH / sizeof(u16)];
- int i, truncated = 0;
- struct bt_uuid *uuid;
size_t name_len;
name_len = strlen(hdev->dev_name);
@@ -481,7 +563,6 @@ static void create_eir(struct hci_dev *hdev, u8 *data)
memcpy(ptr + 2, hdev->dev_name, name_len);
- eir_len += (name_len + 2);
ptr += (name_len + 2);
}
@@ -490,7 +571,6 @@ static void create_eir(struct hci_dev *hdev, u8 *data)
ptr[1] = EIR_TX_POWER;
ptr[2] = (u8) hdev->inq_tx_power;
- eir_len += 3;
ptr += 3;
}
@@ -503,60 +583,12 @@ static void create_eir(struct hci_dev *hdev, u8 *data)
put_unaligned_le16(hdev->devid_product, ptr + 6);
put_unaligned_le16(hdev->devid_version, ptr + 8);
- eir_len += 10;
ptr += 10;
}
- memset(uuid16_list, 0, sizeof(uuid16_list));
-
- /* Group all UUID16 types */
- list_for_each_entry(uuid, &hdev->uuids, list) {
- u16 uuid16;
-
- uuid16 = get_uuid16(uuid->uuid);
- if (uuid16 == 0)
- return;
-
- if (uuid16 < 0x1100)
- continue;
-
- if (uuid16 == PNP_INFO_SVCLASS_ID)
- continue;
-
- /* Stop if not enough space to put next UUID */
- if (eir_len + 2 + sizeof(u16) > HCI_MAX_EIR_LENGTH) {
- truncated = 1;
- break;
- }
-
- /* Check for duplicates */
- for (i = 0; uuid16_list[i] != 0; i++)
- if (uuid16_list[i] == uuid16)
- break;
-
- if (uuid16_list[i] == 0) {
- uuid16_list[i] = uuid16;
- eir_len += sizeof(u16);
- }
- }
-
- if (uuid16_list[0] != 0) {
- u8 *length = ptr;
-
- /* EIR Data type */
- ptr[1] = truncated ? EIR_UUID16_SOME : EIR_UUID16_ALL;
-
- ptr += 2;
- eir_len += 2;
-
- for (i = 0; uuid16_list[i] != 0; i++) {
- *ptr++ = (uuid16_list[i] & 0x00ff);
- *ptr++ = (uuid16_list[i] & 0xff00) >> 8;
- }
-
- /* EIR Data length */
- *length = (i * sizeof(u16)) + 1;
- }
+ ptr = create_uuid16_list(hdev, ptr, HCI_MAX_EIR_LENGTH - (ptr - data));
+ ptr = create_uuid32_list(hdev, ptr, HCI_MAX_EIR_LENGTH - (ptr - data));
+ ptr = create_uuid128_list(hdev, ptr, HCI_MAX_EIR_LENGTH - (ptr - data));
}
static int update_eir(struct hci_dev *hdev)
@@ -728,13 +760,9 @@ static void mgmt_pending_foreach(u16 opcode, struct hci_dev *hdev,
void *data),
void *data)
{
- struct list_head *p, *n;
-
- list_for_each_safe(p, n, &hdev->mgmt_pending) {
- struct pending_cmd *cmd;
-
- cmd = list_entry(p, struct pending_cmd, list);
+ struct pending_cmd *cmd, *tmp;
+ list_for_each_entry_safe(cmd, tmp, &hdev->mgmt_pending, list) {
if (opcode > 0 && cmd->opcode != opcode)
continue;
@@ -777,14 +805,19 @@ static int set_powered(struct sock *sk, struct hci_dev *hdev, void *data,
BT_DBG("request for %s", hdev->name);
+ if (cp->val != 0x00 && cp->val != 0x01)
+ return cmd_status(sk, hdev->id, MGMT_OP_SET_POWERED,
+ MGMT_STATUS_INVALID_PARAMS);
+
hci_dev_lock(hdev);
if (test_and_clear_bit(HCI_AUTO_OFF, &hdev->dev_flags)) {
cancel_delayed_work(&hdev->power_off);
if (cp->val) {
- err = send_settings_rsp(sk, MGMT_OP_SET_POWERED, hdev);
- mgmt_powered(hdev, 1);
+ mgmt_pending_add(sk, MGMT_OP_SET_POWERED, hdev,
+ data, len);
+ err = mgmt_powered(hdev, 1);
goto failed;
}
}
@@ -807,9 +840,9 @@ static int set_powered(struct sock *sk, struct hci_dev *hdev, void *data,
}
if (cp->val)
- schedule_work(&hdev->power_on);
+ queue_work(hdev->req_workqueue, &hdev->power_on);
else
- schedule_work(&hdev->power_off.work);
+ queue_work(hdev->req_workqueue, &hdev->power_off.work);
err = 0;
@@ -872,6 +905,10 @@ static int set_discoverable(struct sock *sk, struct hci_dev *hdev, void *data,
return cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE,
MGMT_STATUS_NOT_SUPPORTED);
+ if (cp->val != 0x00 && cp->val != 0x01)
+ return cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE,
+ MGMT_STATUS_INVALID_PARAMS);
+
timeout = __le16_to_cpu(cp->timeout);
if (!cp->val && timeout > 0)
return cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE,
@@ -971,6 +1008,10 @@ static int set_connectable(struct sock *sk, struct hci_dev *hdev, void *data,
return cmd_status(sk, hdev->id, MGMT_OP_SET_CONNECTABLE,
MGMT_STATUS_NOT_SUPPORTED);
+ if (cp->val != 0x00 && cp->val != 0x01)
+ return cmd_status(sk, hdev->id, MGMT_OP_SET_CONNECTABLE,
+ MGMT_STATUS_INVALID_PARAMS);
+
hci_dev_lock(hdev);
if (!hdev_is_powered(hdev)) {
@@ -1041,6 +1082,10 @@ static int set_pairable(struct sock *sk, struct hci_dev *hdev, void *data,
BT_DBG("request for %s", hdev->name);
+ if (cp->val != 0x00 && cp->val != 0x01)
+ return cmd_status(sk, hdev->id, MGMT_OP_SET_PAIRABLE,
+ MGMT_STATUS_INVALID_PARAMS);
+
hci_dev_lock(hdev);
if (cp->val)
@@ -1073,6 +1118,10 @@ static int set_link_security(struct sock *sk, struct hci_dev *hdev, void *data,
return cmd_status(sk, hdev->id, MGMT_OP_SET_LINK_SECURITY,
MGMT_STATUS_NOT_SUPPORTED);
+ if (cp->val != 0x00 && cp->val != 0x01)
+ return cmd_status(sk, hdev->id, MGMT_OP_SET_LINK_SECURITY,
+ MGMT_STATUS_INVALID_PARAMS);
+
hci_dev_lock(hdev);
if (!hdev_is_powered(hdev)) {
@@ -1133,13 +1182,15 @@ static int set_ssp(struct sock *sk, struct hci_dev *hdev, void *data, u16 len)
BT_DBG("request for %s", hdev->name);
- hci_dev_lock(hdev);
+ if (!lmp_ssp_capable(hdev))
+ return cmd_status(sk, hdev->id, MGMT_OP_SET_SSP,
+ MGMT_STATUS_NOT_SUPPORTED);
- if (!lmp_ssp_capable(hdev)) {
- err = cmd_status(sk, hdev->id, MGMT_OP_SET_SSP,
- MGMT_STATUS_NOT_SUPPORTED);
- goto failed;
- }
+ if (cp->val != 0x00 && cp->val != 0x01)
+ return cmd_status(sk, hdev->id, MGMT_OP_SET_SSP,
+ MGMT_STATUS_INVALID_PARAMS);
+
+ hci_dev_lock(hdev);
val = !!cp->val;
@@ -1199,6 +1250,10 @@ static int set_hs(struct sock *sk, struct hci_dev *hdev, void *data, u16 len)
return cmd_status(sk, hdev->id, MGMT_OP_SET_HS,
MGMT_STATUS_NOT_SUPPORTED);
+ if (cp->val != 0x00 && cp->val != 0x01)
+ return cmd_status(sk, hdev->id, MGMT_OP_SET_HS,
+ MGMT_STATUS_INVALID_PARAMS);
+
if (cp->val)
set_bit(HCI_HS_ENABLED, &hdev->dev_flags);
else
@@ -1217,13 +1272,15 @@ static int set_le(struct sock *sk, struct hci_dev *hdev, void *data, u16 len)
BT_DBG("request for %s", hdev->name);
- hci_dev_lock(hdev);
+ if (!lmp_le_capable(hdev))
+ return cmd_status(sk, hdev->id, MGMT_OP_SET_LE,
+ MGMT_STATUS_NOT_SUPPORTED);
- if (!lmp_le_capable(hdev)) {
- err = cmd_status(sk, hdev->id, MGMT_OP_SET_LE,
- MGMT_STATUS_NOT_SUPPORTED);
- goto unlock;
- }
+ if (cp->val != 0x00 && cp->val != 0x01)
+ return cmd_status(sk, hdev->id, MGMT_OP_SET_LE,
+ MGMT_STATUS_INVALID_PARAMS);
+
+ hci_dev_lock(hdev);
val = !!cp->val;
enabled = lmp_host_le_capable(hdev);
@@ -1275,6 +1332,25 @@ unlock:
return err;
}
+static const u8 bluetooth_base_uuid[] = {
+ 0xfb, 0x34, 0x9b, 0x5f, 0x80, 0x00, 0x00, 0x80,
+ 0x00, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+};
+
+static u8 get_uuid_size(const u8 *uuid)
+{
+ u32 val;
+
+ if (memcmp(uuid, bluetooth_base_uuid, 12))
+ return 128;
+
+ val = get_unaligned_le32(&uuid[12]);
+ if (val > 0xffff)
+ return 32;
+
+ return 16;
+}
+
static int add_uuid(struct sock *sk, struct hci_dev *hdev, void *data, u16 len)
{
struct mgmt_cp_add_uuid *cp = data;
@@ -1300,8 +1376,9 @@ static int add_uuid(struct sock *sk, struct hci_dev *hdev, void *data, u16 len)
memcpy(uuid->uuid, cp->uuid, 16);
uuid->svc_hint = cp->svc_hint;
+ uuid->size = get_uuid_size(cp->uuid);
- list_add(&uuid->list, &hdev->uuids);
+ list_add_tail(&uuid->list, &hdev->uuids);
err = update_class(hdev);
if (err < 0)
@@ -1332,7 +1409,8 @@ static bool enable_service_cache(struct hci_dev *hdev)
return false;
if (!test_and_set_bit(HCI_SERVICE_CACHE, &hdev->dev_flags)) {
- schedule_delayed_work(&hdev->service_cache, CACHE_TIMEOUT);
+ queue_delayed_work(hdev->workqueue, &hdev->service_cache,
+ CACHE_TIMEOUT);
return true;
}
@@ -1344,7 +1422,7 @@ static int remove_uuid(struct sock *sk, struct hci_dev *hdev, void *data,
{
struct mgmt_cp_remove_uuid *cp = data;
struct pending_cmd *cmd;
- struct list_head *p, *n;
+ struct bt_uuid *match, *tmp;
u8 bt_uuid_any[] = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
int err, found;
@@ -1372,9 +1450,7 @@ static int remove_uuid(struct sock *sk, struct hci_dev *hdev, void *data,
found = 0;
- list_for_each_safe(p, n, &hdev->uuids) {
- struct bt_uuid *match = list_entry(p, struct bt_uuid, list);
-
+ list_for_each_entry_safe(match, tmp, &hdev->uuids, list) {
if (memcmp(match->uuid, cp->uuid, 16) != 0)
continue;
@@ -1422,13 +1498,19 @@ static int set_dev_class(struct sock *sk, struct hci_dev *hdev, void *data,
BT_DBG("request for %s", hdev->name);
- hci_dev_lock(hdev);
+ if (!lmp_bredr_capable(hdev))
+ return cmd_status(sk, hdev->id, MGMT_OP_SET_DEV_CLASS,
+ MGMT_STATUS_NOT_SUPPORTED);
- if (test_bit(HCI_PENDING_CLASS, &hdev->dev_flags)) {
- err = cmd_status(sk, hdev->id, MGMT_OP_SET_DEV_CLASS,
- MGMT_STATUS_BUSY);
- goto unlock;
- }
+ if (test_bit(HCI_PENDING_CLASS, &hdev->dev_flags))
+ return cmd_status(sk, hdev->id, MGMT_OP_SET_DEV_CLASS,
+ MGMT_STATUS_BUSY);
+
+ if ((cp->minor & 0x03) != 0 || (cp->major & 0xe0) != 0)
+ return cmd_status(sk, hdev->id, MGMT_OP_SET_DEV_CLASS,
+ MGMT_STATUS_INVALID_PARAMS);
+
+ hci_dev_lock(hdev);
hdev->major_class = cp->major;
hdev->minor_class = cp->minor;
@@ -1483,9 +1565,21 @@ static int load_link_keys(struct sock *sk, struct hci_dev *hdev, void *data,
MGMT_STATUS_INVALID_PARAMS);
}
+ if (cp->debug_keys != 0x00 && cp->debug_keys != 0x01)
+ return cmd_status(sk, hdev->id, MGMT_OP_LOAD_LINK_KEYS,
+ MGMT_STATUS_INVALID_PARAMS);
+
BT_DBG("%s debug_keys %u key_count %u", hdev->name, cp->debug_keys,
key_count);
+ for (i = 0; i < key_count; i++) {
+ struct mgmt_link_key_info *key = &cp->keys[i];
+
+ if (key->addr.type != BDADDR_BREDR)
+ return cmd_status(sk, hdev->id, MGMT_OP_LOAD_LINK_KEYS,
+ MGMT_STATUS_INVALID_PARAMS);
+ }
+
hci_dev_lock(hdev);
hci_link_keys_clear(hdev);
@@ -1533,12 +1627,22 @@ static int unpair_device(struct sock *sk, struct hci_dev *hdev, void *data,
struct hci_conn *conn;
int err;
- hci_dev_lock(hdev);
-
memset(&rp, 0, sizeof(rp));
bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr);
rp.addr.type = cp->addr.type;
+ if (!bdaddr_type_is_valid(cp->addr.type))
+ return cmd_complete(sk, hdev->id, MGMT_OP_UNPAIR_DEVICE,
+ MGMT_STATUS_INVALID_PARAMS,
+ &rp, sizeof(rp));
+
+ if (cp->disconnect != 0x00 && cp->disconnect != 0x01)
+ return cmd_complete(sk, hdev->id, MGMT_OP_UNPAIR_DEVICE,
+ MGMT_STATUS_INVALID_PARAMS,
+ &rp, sizeof(rp));
+
+ hci_dev_lock(hdev);
+
if (!hdev_is_powered(hdev)) {
err = cmd_complete(sk, hdev->id, MGMT_OP_UNPAIR_DEVICE,
MGMT_STATUS_NOT_POWERED, &rp, sizeof(rp));
@@ -1596,6 +1700,7 @@ static int disconnect(struct sock *sk, struct hci_dev *hdev, void *data,
u16 len)
{
struct mgmt_cp_disconnect *cp = data;
+ struct mgmt_rp_disconnect rp;
struct hci_cp_disconnect dc;
struct pending_cmd *cmd;
struct hci_conn *conn;
@@ -1603,17 +1708,26 @@ static int disconnect(struct sock *sk, struct hci_dev *hdev, void *data,
BT_DBG("");
+ memset(&rp, 0, sizeof(rp));
+ bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr);
+ rp.addr.type = cp->addr.type;
+
+ if (!bdaddr_type_is_valid(cp->addr.type))
+ return cmd_complete(sk, hdev->id, MGMT_OP_DISCONNECT,
+ MGMT_STATUS_INVALID_PARAMS,
+ &rp, sizeof(rp));
+
hci_dev_lock(hdev);
if (!test_bit(HCI_UP, &hdev->flags)) {
- err = cmd_status(sk, hdev->id, MGMT_OP_DISCONNECT,
- MGMT_STATUS_NOT_POWERED);
+ err = cmd_complete(sk, hdev->id, MGMT_OP_DISCONNECT,
+ MGMT_STATUS_NOT_POWERED, &rp, sizeof(rp));
goto failed;
}
if (mgmt_pending_find(MGMT_OP_DISCONNECT, hdev)) {
- err = cmd_status(sk, hdev->id, MGMT_OP_DISCONNECT,
- MGMT_STATUS_BUSY);
+ err = cmd_complete(sk, hdev->id, MGMT_OP_DISCONNECT,
+ MGMT_STATUS_BUSY, &rp, sizeof(rp));
goto failed;
}
@@ -1624,8 +1738,8 @@ static int disconnect(struct sock *sk, struct hci_dev *hdev, void *data,
conn = hci_conn_hash_lookup_ba(hdev, LE_LINK, &cp->addr.bdaddr);
if (!conn || conn->state == BT_OPEN || conn->state == BT_CLOSED) {
- err = cmd_status(sk, hdev->id, MGMT_OP_DISCONNECT,
- MGMT_STATUS_NOT_CONNECTED);
+ err = cmd_complete(sk, hdev->id, MGMT_OP_DISCONNECT,
+ MGMT_STATUS_NOT_CONNECTED, &rp, sizeof(rp));
goto failed;
}
@@ -1903,11 +2017,20 @@ static int pair_device(struct sock *sk, struct hci_dev *hdev, void *data,
BT_DBG("");
+ memset(&rp, 0, sizeof(rp));
+ bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr);
+ rp.addr.type = cp->addr.type;
+
+ if (!bdaddr_type_is_valid(cp->addr.type))
+ return cmd_complete(sk, hdev->id, MGMT_OP_PAIR_DEVICE,
+ MGMT_STATUS_INVALID_PARAMS,
+ &rp, sizeof(rp));
+
hci_dev_lock(hdev);
if (!hdev_is_powered(hdev)) {
- err = cmd_status(sk, hdev->id, MGMT_OP_PAIR_DEVICE,
- MGMT_STATUS_NOT_POWERED);
+ err = cmd_complete(sk, hdev->id, MGMT_OP_PAIR_DEVICE,
+ MGMT_STATUS_NOT_POWERED, &rp, sizeof(rp));
goto unlock;
}
@@ -1924,10 +2047,6 @@ static int pair_device(struct sock *sk, struct hci_dev *hdev, void *data,
conn = hci_connect(hdev, LE_LINK, &cp->addr.bdaddr,
cp->addr.type, sec_level, auth_type);
- memset(&rp, 0, sizeof(rp));
- bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr);
- rp.addr.type = cp->addr.type;
-
if (IS_ERR(conn)) {
int status;
@@ -2254,24 +2373,16 @@ static int add_remote_oob_data(struct sock *sk, struct hci_dev *hdev,
hci_dev_lock(hdev);
- if (!hdev_is_powered(hdev)) {
- err = cmd_complete(sk, hdev->id, MGMT_OP_ADD_REMOTE_OOB_DATA,
- MGMT_STATUS_NOT_POWERED, &cp->addr,
- sizeof(cp->addr));
- goto unlock;
- }
-
err = hci_add_remote_oob_data(hdev, &cp->addr.bdaddr, cp->hash,
cp->randomizer);
if (err < 0)
status = MGMT_STATUS_FAILED;
else
- status = 0;
+ status = MGMT_STATUS_SUCCESS;
err = cmd_complete(sk, hdev->id, MGMT_OP_ADD_REMOTE_OOB_DATA, status,
&cp->addr, sizeof(cp->addr));
-unlock:
hci_dev_unlock(hdev);
return err;
}
@@ -2287,24 +2398,15 @@ static int remove_remote_oob_data(struct sock *sk, struct hci_dev *hdev,
hci_dev_lock(hdev);
- if (!hdev_is_powered(hdev)) {
- err = cmd_complete(sk, hdev->id,
- MGMT_OP_REMOVE_REMOTE_OOB_DATA,
- MGMT_STATUS_NOT_POWERED, &cp->addr,
- sizeof(cp->addr));
- goto unlock;
- }
-
err = hci_remove_remote_oob_data(hdev, &cp->addr.bdaddr);
if (err < 0)
status = MGMT_STATUS_INVALID_PARAMS;
else
- status = 0;
+ status = MGMT_STATUS_SUCCESS;
err = cmd_complete(sk, hdev->id, MGMT_OP_REMOVE_REMOTE_OOB_DATA,
status, &cp->addr, sizeof(cp->addr));
-unlock:
hci_dev_unlock(hdev);
return err;
}
@@ -2365,31 +2467,45 @@ static int start_discovery(struct sock *sk, struct hci_dev *hdev,
switch (hdev->discovery.type) {
case DISCOV_TYPE_BREDR:
- if (lmp_bredr_capable(hdev))
- err = hci_do_inquiry(hdev, INQUIRY_LEN_BREDR);
- else
- err = -ENOTSUPP;
+ if (!lmp_bredr_capable(hdev)) {
+ err = cmd_status(sk, hdev->id, MGMT_OP_START_DISCOVERY,
+ MGMT_STATUS_NOT_SUPPORTED);
+ mgmt_pending_remove(cmd);
+ goto failed;
+ }
+
+ err = hci_do_inquiry(hdev, INQUIRY_LEN_BREDR);
break;
case DISCOV_TYPE_LE:
- if (lmp_host_le_capable(hdev))
- err = hci_le_scan(hdev, LE_SCAN_TYPE, LE_SCAN_INT,
- LE_SCAN_WIN, LE_SCAN_TIMEOUT_LE_ONLY);
- else
- err = -ENOTSUPP;
+ if (!lmp_host_le_capable(hdev)) {
+ err = cmd_status(sk, hdev->id, MGMT_OP_START_DISCOVERY,
+ MGMT_STATUS_NOT_SUPPORTED);
+ mgmt_pending_remove(cmd);
+ goto failed;
+ }
+
+ err = hci_le_scan(hdev, LE_SCAN_TYPE, LE_SCAN_INT,
+ LE_SCAN_WIN, LE_SCAN_TIMEOUT_LE_ONLY);
break;
case DISCOV_TYPE_INTERLEAVED:
- if (lmp_host_le_capable(hdev) && lmp_bredr_capable(hdev))
- err = hci_le_scan(hdev, LE_SCAN_TYPE, LE_SCAN_INT,
- LE_SCAN_WIN,
- LE_SCAN_TIMEOUT_BREDR_LE);
- else
- err = -ENOTSUPP;
+ if (!lmp_host_le_capable(hdev) || !lmp_bredr_capable(hdev)) {
+ err = cmd_status(sk, hdev->id, MGMT_OP_START_DISCOVERY,
+ MGMT_STATUS_NOT_SUPPORTED);
+ mgmt_pending_remove(cmd);
+ goto failed;
+ }
+
+ err = hci_le_scan(hdev, LE_SCAN_TYPE, LE_SCAN_INT, LE_SCAN_WIN,
+ LE_SCAN_TIMEOUT_BREDR_LE);
break;
default:
- err = -EINVAL;
+ err = cmd_status(sk, hdev->id, MGMT_OP_START_DISCOVERY,
+ MGMT_STATUS_INVALID_PARAMS);
+ mgmt_pending_remove(cmd);
+ goto failed;
}
if (err < 0)
@@ -2510,7 +2626,8 @@ static int confirm_name(struct sock *sk, struct hci_dev *hdev, void *data,
hci_inquiry_cache_update_resolve(hdev, e);
}
- err = 0;
+ err = cmd_complete(sk, hdev->id, MGMT_OP_CONFIRM_NAME, 0, &cp->addr,
+ sizeof(cp->addr));
failed:
hci_dev_unlock(hdev);
@@ -2526,13 +2643,18 @@ static int block_device(struct sock *sk, struct hci_dev *hdev, void *data,
BT_DBG("%s", hdev->name);
+ if (!bdaddr_type_is_valid(cp->addr.type))
+ return cmd_complete(sk, hdev->id, MGMT_OP_BLOCK_DEVICE,
+ MGMT_STATUS_INVALID_PARAMS,
+ &cp->addr, sizeof(cp->addr));
+
hci_dev_lock(hdev);
err = hci_blacklist_add(hdev, &cp->addr.bdaddr, cp->addr.type);
if (err < 0)
status = MGMT_STATUS_FAILED;
else
- status = 0;
+ status = MGMT_STATUS_SUCCESS;
err = cmd_complete(sk, hdev->id, MGMT_OP_BLOCK_DEVICE, status,
&cp->addr, sizeof(cp->addr));
@@ -2551,13 +2673,18 @@ static int unblock_device(struct sock *sk, struct hci_dev *hdev, void *data,
BT_DBG("%s", hdev->name);
+ if (!bdaddr_type_is_valid(cp->addr.type))
+ return cmd_complete(sk, hdev->id, MGMT_OP_UNBLOCK_DEVICE,
+ MGMT_STATUS_INVALID_PARAMS,
+ &cp->addr, sizeof(cp->addr));
+
hci_dev_lock(hdev);
err = hci_blacklist_del(hdev, &cp->addr.bdaddr, cp->addr.type);
if (err < 0)
status = MGMT_STATUS_INVALID_PARAMS;
else
- status = 0;
+ status = MGMT_STATUS_SUCCESS;
err = cmd_complete(sk, hdev->id, MGMT_OP_UNBLOCK_DEVICE, status,
&cp->addr, sizeof(cp->addr));
@@ -2612,6 +2739,10 @@ static int set_fast_connectable(struct sock *sk, struct hci_dev *hdev,
return cmd_status(sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE,
MGMT_STATUS_NOT_SUPPORTED);
+ if (cp->val != 0x00 && cp->val != 0x01)
+ return cmd_status(sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE,
+ MGMT_STATUS_INVALID_PARAMS);
+
if (!hdev_is_powered(hdev))
return cmd_status(sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE,
MGMT_STATUS_NOT_POWERED);
@@ -2659,12 +2790,23 @@ done:
return err;
}
+static bool ltk_is_valid(struct mgmt_ltk_info *key)
+{
+ if (key->authenticated != 0x00 && key->authenticated != 0x01)
+ return false;
+ if (key->master != 0x00 && key->master != 0x01)
+ return false;
+ if (!bdaddr_type_is_le(key->addr.type))
+ return false;
+ return true;
+}
+
static int load_long_term_keys(struct sock *sk, struct hci_dev *hdev,
void *cp_data, u16 len)
{
struct mgmt_cp_load_long_term_keys *cp = cp_data;
u16 key_count, expected_len;
- int i;
+ int i, err;
key_count = __le16_to_cpu(cp->key_count);
@@ -2674,11 +2816,20 @@ static int load_long_term_keys(struct sock *sk, struct hci_dev *hdev,
BT_ERR("load_keys: expected %u bytes, got %u bytes",
len, expected_len);
return cmd_status(sk, hdev->id, MGMT_OP_LOAD_LONG_TERM_KEYS,
- EINVAL);
+ MGMT_STATUS_INVALID_PARAMS);
}
BT_DBG("%s key_count %u", hdev->name, key_count);
+ for (i = 0; i < key_count; i++) {
+ struct mgmt_ltk_info *key = &cp->keys[i];
+
+ if (!ltk_is_valid(key))
+ return cmd_status(sk, hdev->id,
+ MGMT_OP_LOAD_LONG_TERM_KEYS,
+ MGMT_STATUS_INVALID_PARAMS);
+ }
+
hci_dev_lock(hdev);
hci_smp_ltks_clear(hdev);
@@ -2698,9 +2849,12 @@ static int load_long_term_keys(struct sock *sk, struct hci_dev *hdev,
key->enc_size, key->ediv, key->rand);
}
+ err = cmd_complete(sk, hdev->id, MGMT_OP_LOAD_LONG_TERM_KEYS, 0,
+ NULL, 0);
+
hci_dev_unlock(hdev);
- return 0;
+ return err;
}
static const struct mgmt_handler {
@@ -2915,6 +3069,8 @@ int mgmt_powered(struct hci_dev *hdev, u8 powered)
mgmt_pending_foreach(MGMT_OP_SET_POWERED, hdev, settings_rsp, &match);
if (powered) {
+ u8 link_sec;
+
if (test_bit(HCI_SSP_ENABLED, &hdev->dev_flags) &&
!lmp_host_ssp_capable(hdev)) {
u8 ssp = 1;
@@ -2938,6 +3094,11 @@ int mgmt_powered(struct hci_dev *hdev, u8 powered)
sizeof(cp), &cp);
}
+ link_sec = test_bit(HCI_LINK_SECURITY, &hdev->dev_flags);
+ if (link_sec != test_bit(HCI_AUTH, &hdev->flags))
+ hci_send_cmd(hdev, HCI_OP_WRITE_AUTH_ENABLE,
+ sizeof(link_sec), &link_sec);
+
if (lmp_bredr_capable(hdev)) {
set_bredr_scan(hdev);
update_class(hdev);
@@ -2946,7 +3107,13 @@ int mgmt_powered(struct hci_dev *hdev, u8 powered)
}
} else {
u8 status = MGMT_STATUS_NOT_POWERED;
+ u8 zero_cod[] = { 0, 0, 0 };
+
mgmt_pending_foreach(0, hdev, cmd_status_rsp, &status);
+
+ if (memcmp(hdev->dev_class, zero_cod, sizeof(zero_cod)) != 0)
+ mgmt_event(MGMT_EV_CLASS_OF_DEV_CHANGED, hdev,
+ zero_cod, sizeof(zero_cod), NULL);
}
err = new_settings(hdev, match.sk);