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-rw-r--r--include/net/bluetooth/hci.h1
-rw-r--r--include/net/bluetooth/mgmt.h29
-rw-r--r--net/bluetooth/mgmt.c146
3 files changed, 113 insertions, 63 deletions
diff --git a/include/net/bluetooth/hci.h b/include/net/bluetooth/hci.h
index 67ad98430348..c9ad56fe58f4 100644
--- a/include/net/bluetooth/hci.h
+++ b/include/net/bluetooth/hci.h
@@ -210,6 +210,7 @@ enum {
#define LMP_EV4 0x01
#define LMP_EV5 0x02
+#define LMP_NO_BREDR 0x20
#define LMP_LE 0x40
#define LMP_SNIFF_SUBR 0x02
diff --git a/include/net/bluetooth/mgmt.h b/include/net/bluetooth/mgmt.h
index 3b6880690a78..85e9c6e9d221 100644
--- a/include/net/bluetooth/mgmt.h
+++ b/include/net/bluetooth/mgmt.h
@@ -61,22 +61,29 @@ struct mgmt_rp_read_index_list {
/* Reserve one extra byte for names in management messages so that they
* are always guaranteed to be nul-terminated */
#define MGMT_MAX_NAME_LENGTH (HCI_MAX_NAME_LENGTH + 1)
+#define MGMT_MAX_SHORT_NAME_LENGTH (10 + 1)
+
+#define MGMT_SETTING_POWERED 0x00000001
+#define MGMT_SETTING_CONNECTABLE 0x00000002
+#define MGMT_SETTING_FAST_CONNECTABLE 0x00000004
+#define MGMT_SETTING_DISCOVERABLE 0x00000008
+#define MGMT_SETTING_PAIRABLE 0x00000010
+#define MGMT_SETTING_LINK_SECURITY 0x00000020
+#define MGMT_SETTING_SSP 0x00000040
+#define MGMT_SETTING_BREDR 0x00000080
+#define MGMT_SETTING_HS 0x00000100
+#define MGMT_SETTING_LE 0x00000200
#define MGMT_OP_READ_INFO 0x0004
struct mgmt_rp_read_info {
- __u8 type;
- __u8 powered;
- __u8 connectable;
- __u8 discoverable;
- __u8 pairable;
- __u8 sec_mode;
bdaddr_t bdaddr;
+ __u8 version;
+ __le16 manufacturer;
+ __le32 supported_settings;
+ __le32 current_settings;
__u8 dev_class[3];
- __u8 features[8];
- __u16 manufacturer;
- __u8 hci_ver;
- __u16 hci_rev;
__u8 name[MGMT_MAX_NAME_LENGTH];
+ __u8 short_name[MGMT_MAX_SHORT_NAME_LENGTH];
} __packed;
struct mgmt_mode {
@@ -285,7 +292,7 @@ struct mgmt_ev_controller_error {
#define MGMT_EV_INDEX_REMOVED 0x0005
-#define MGMT_EV_POWERED 0x0006
+#define MGMT_EV_NEW_SETTINGS 0x0006
#define MGMT_EV_DISCOVERABLE 0x0007
diff --git a/net/bluetooth/mgmt.c b/net/bluetooth/mgmt.c
index ffd1c01c7d0e..087cf00a443d 100644
--- a/net/bluetooth/mgmt.c
+++ b/net/bluetooth/mgmt.c
@@ -242,6 +242,63 @@ static int read_index_list(struct sock *sk)
return err;
}
+static u32 get_supported_settings(struct hci_dev *hdev)
+{
+ u32 settings = 0;
+
+ settings |= MGMT_SETTING_POWERED;
+ settings |= MGMT_SETTING_CONNECTABLE;
+ settings |= MGMT_SETTING_FAST_CONNECTABLE;
+ settings |= MGMT_SETTING_DISCOVERABLE;
+ settings |= MGMT_SETTING_PAIRABLE;
+
+ if (hdev->features[6] & LMP_SIMPLE_PAIR)
+ settings |= MGMT_SETTING_SSP;
+
+ if (!(hdev->features[4] & LMP_NO_BREDR)) {
+ settings |= MGMT_SETTING_BREDR;
+ settings |= MGMT_SETTING_LINK_SECURITY;
+ }
+
+ if (hdev->features[4] & LMP_LE)
+ settings |= MGMT_SETTING_LE;
+
+ return settings;
+}
+
+static u32 get_current_settings(struct hci_dev *hdev)
+{
+ u32 settings = 0;
+
+ if (test_bit(HCI_UP, &hdev->flags))
+ settings |= MGMT_SETTING_POWERED;
+ else
+ return settings;
+
+ if (test_bit(HCI_PSCAN, &hdev->flags))
+ settings |= MGMT_SETTING_CONNECTABLE;
+
+ if (test_bit(HCI_ISCAN, &hdev->flags))
+ settings |= MGMT_SETTING_DISCOVERABLE;
+
+ if (test_bit(HCI_PAIRABLE, &hdev->flags))
+ settings |= MGMT_SETTING_PAIRABLE;
+
+ if (!(hdev->features[4] & LMP_NO_BREDR))
+ settings |= MGMT_SETTING_BREDR;
+
+ if (hdev->extfeatures[0] & LMP_HOST_LE)
+ settings |= MGMT_SETTING_LE;
+
+ if (test_bit(HCI_AUTH, &hdev->flags))
+ settings |= MGMT_SETTING_LINK_SECURITY;
+
+ if (hdev->ssp_mode > 0)
+ settings |= MGMT_SETTING_SSP;
+
+ return settings;
+}
+
static int read_controller_info(struct sock *sk, u16 index)
{
struct mgmt_rp_read_info rp;
@@ -263,26 +320,16 @@ static int read_controller_info(struct sock *sk, u16 index)
memset(&rp, 0, sizeof(rp));
- rp.type = hdev->dev_type;
+ bacpy(&rp.bdaddr, &hdev->bdaddr);
- rp.powered = test_bit(HCI_UP, &hdev->flags);
- rp.connectable = test_bit(HCI_PSCAN, &hdev->flags);
- rp.discoverable = test_bit(HCI_ISCAN, &hdev->flags);
- rp.pairable = test_bit(HCI_PSCAN, &hdev->flags);
+ rp.version = hdev->hci_ver;
- if (test_bit(HCI_AUTH, &hdev->flags))
- rp.sec_mode = 3;
- else if (hdev->ssp_mode > 0)
- rp.sec_mode = 4;
- else
- rp.sec_mode = 2;
+ put_unaligned_le16(hdev->manufacturer, &rp.manufacturer);
+
+ rp.supported_settings = cpu_to_le32(get_supported_settings(hdev));
+ rp.current_settings = cpu_to_le32(get_current_settings(hdev));
- bacpy(&rp.bdaddr, &hdev->bdaddr);
- memcpy(rp.features, hdev->features, 8);
memcpy(rp.dev_class, hdev->dev_class, 3);
- put_unaligned_le16(hdev->manufacturer, &rp.manufacturer);
- rp.hci_ver = hdev->hci_ver;
- put_unaligned_le16(hdev->hci_rev, &rp.hci_rev);
memcpy(rp.name, hdev->dev_name, sizeof(hdev->dev_name));
@@ -365,13 +412,11 @@ static void mgmt_pending_remove(struct pending_cmd *cmd)
mgmt_pending_free(cmd);
}
-static int send_mode_rsp(struct sock *sk, u16 opcode, u16 index, u8 val)
+static int send_settings_rsp(struct sock *sk, u16 opcode, struct hci_dev *hdev)
{
- struct mgmt_mode rp;
+ __le32 settings = cpu_to_le32(get_current_settings(hdev));
- rp.val = val;
-
- return cmd_complete(sk, index, opcode, &rp, sizeof(rp));
+ return cmd_complete(sk, hdev->id, opcode, &settings, sizeof(settings));
}
static int set_powered(struct sock *sk, u16 index, unsigned char *data, u16 len)
@@ -398,7 +443,7 @@ static int set_powered(struct sock *sk, u16 index, unsigned char *data, u16 len)
up = test_bit(HCI_UP, &hdev->flags);
if ((cp->val && up) || (!cp->val && !up)) {
- err = send_mode_rsp(sk, index, MGMT_OP_SET_POWERED, cp->val);
+ err = send_settings_rsp(sk, MGMT_OP_SET_POWERED, hdev);
goto failed;
}
@@ -466,8 +511,7 @@ static int set_discoverable(struct sock *sk, u16 index, unsigned char *data,
if (cp->val == test_bit(HCI_ISCAN, &hdev->flags) &&
test_bit(HCI_PSCAN, &hdev->flags)) {
- err = send_mode_rsp(sk, index, MGMT_OP_SET_DISCOVERABLE,
- cp->val);
+ err = send_settings_rsp(sk, MGMT_OP_SET_DISCOVERABLE, hdev);
goto failed;
}
@@ -536,8 +580,7 @@ static int set_connectable(struct sock *sk, u16 index, unsigned char *data,
}
if (cp->val == test_bit(HCI_PSCAN, &hdev->flags)) {
- err = send_mode_rsp(sk, index, MGMT_OP_SET_CONNECTABLE,
- cp->val);
+ err = send_settings_rsp(sk, MGMT_OP_SET_CONNECTABLE, hdev);
goto failed;
}
@@ -595,8 +638,9 @@ static int mgmt_event(u16 event, struct hci_dev *hdev, void *data,
static int set_pairable(struct sock *sk, u16 index, unsigned char *data,
u16 len)
{
- struct mgmt_mode *cp, ev;
+ struct mgmt_mode *cp;
struct hci_dev *hdev;
+ __le32 ev;
int err;
cp = (void *) data;
@@ -619,13 +663,13 @@ static int set_pairable(struct sock *sk, u16 index, unsigned char *data,
else
clear_bit(HCI_PAIRABLE, &hdev->flags);
- err = send_mode_rsp(sk, MGMT_OP_SET_PAIRABLE, index, cp->val);
+ err = send_settings_rsp(sk, MGMT_OP_SET_PAIRABLE, hdev);
if (err < 0)
goto failed;
- ev.val = cp->val;
+ ev = cpu_to_le32(get_current_settings(hdev));
- err = mgmt_event(MGMT_EV_PAIRABLE, hdev, &ev, sizeof(ev), sk);
+ err = mgmt_event(MGMT_EV_NEW_SETTINGS, hdev, &ev, sizeof(ev), sk);
failed:
hci_dev_unlock(hdev);
@@ -2234,17 +2278,14 @@ int mgmt_index_removed(struct hci_dev *hdev)
struct cmd_lookup {
u8 val;
struct sock *sk;
+ struct hci_dev *hdev;
};
-static void mode_rsp(struct pending_cmd *cmd, void *data)
+static void settings_rsp(struct pending_cmd *cmd, void *data)
{
- struct mgmt_mode *cp = cmd->param;
struct cmd_lookup *match = data;
- if (cp->val != match->val)
- return;
-
- send_mode_rsp(cmd->sk, cmd->opcode, cmd->index, cp->val);
+ send_settings_rsp(cmd->sk, cmd->opcode, match->hdev);
list_del(&cmd->list);
@@ -2258,20 +2299,21 @@ static void mode_rsp(struct pending_cmd *cmd, void *data)
int mgmt_powered(struct hci_dev *hdev, u8 powered)
{
- struct mgmt_mode ev;
- struct cmd_lookup match = { powered, NULL };
+ struct cmd_lookup match = { powered, NULL, hdev };
+ __le32 ev;
int ret;
- mgmt_pending_foreach(MGMT_OP_SET_POWERED, hdev, mode_rsp, &match);
+ mgmt_pending_foreach(MGMT_OP_SET_POWERED, hdev, settings_rsp, &match);
if (!powered) {
u8 status = ENETDOWN;
mgmt_pending_foreach(0, hdev, cmd_status_rsp, &status);
}
- ev.val = powered;
+ ev = cpu_to_le32(get_current_settings(hdev));
- ret = mgmt_event(MGMT_EV_POWERED, hdev, &ev, sizeof(ev), match.sk);
+ ret = mgmt_event(MGMT_EV_NEW_SETTINGS, hdev, &ev, sizeof(ev),
+ match.sk);
if (match.sk)
sock_put(match.sk);
@@ -2281,17 +2323,16 @@ int mgmt_powered(struct hci_dev *hdev, u8 powered)
int mgmt_discoverable(struct hci_dev *hdev, u8 discoverable)
{
- struct mgmt_mode ev;
- struct cmd_lookup match = { discoverable, NULL };
+ struct cmd_lookup match = { discoverable, NULL, hdev };
+ __le32 ev;
int ret;
- mgmt_pending_foreach(MGMT_OP_SET_DISCOVERABLE, hdev, mode_rsp, &match);
+ mgmt_pending_foreach(MGMT_OP_SET_DISCOVERABLE, hdev, settings_rsp, &match);
- ev.val = discoverable;
+ ev = cpu_to_le32(get_current_settings(hdev));
- ret = mgmt_event(MGMT_EV_DISCOVERABLE, hdev, &ev, sizeof(ev),
+ ret = mgmt_event(MGMT_EV_NEW_SETTINGS, hdev, &ev, sizeof(ev),
match.sk);
-
if (match.sk)
sock_put(match.sk);
@@ -2300,15 +2341,16 @@ int mgmt_discoverable(struct hci_dev *hdev, u8 discoverable)
int mgmt_connectable(struct hci_dev *hdev, u8 connectable)
{
- struct mgmt_mode ev;
- struct cmd_lookup match = { connectable, NULL };
+ __le32 ev;
+ struct cmd_lookup match = { connectable, NULL, hdev };
int ret;
- mgmt_pending_foreach(MGMT_OP_SET_CONNECTABLE, hdev, mode_rsp, &match);
+ mgmt_pending_foreach(MGMT_OP_SET_CONNECTABLE, hdev, settings_rsp,
+ &match);
- ev.val = connectable;
+ ev = cpu_to_le32(get_current_settings(hdev));
- ret = mgmt_event(MGMT_EV_CONNECTABLE, hdev, &ev, sizeof(ev), match.sk);
+ ret = mgmt_event(MGMT_EV_NEW_SETTINGS, hdev, &ev, sizeof(ev), match.sk);
if (match.sk)
sock_put(match.sk);
generated by cgit v1.2.3 (git 2.39.1) at 2024-10-30 19:14:52 +0000