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Subject[PATCH v1 5/7] Bluetooth: Notify adv monitor added event
Date
This notifies management sockets on MGMT_EV_ADV_MONITOR_ADDED event.

The following test was performed.
- Start two btmgmt consoles, issue a btmgmt advmon-add command on one
console and observe a MGMT_EV_ADV_MONITOR_ADDED event on the other

Signed-off-by: Miao-chen Chou <mcchou@chromium.org>
---

net/bluetooth/mgmt.c | 18 +++++++++++++++++-
1 file changed, 17 insertions(+), 1 deletion(-)

diff --git a/net/bluetooth/mgmt.c b/net/bluetooth/mgmt.c
index 710ec00219a0b..da65b6ab2e3a0 100644
--- a/net/bluetooth/mgmt.c
+++ b/net/bluetooth/mgmt.c
@@ -155,6 +155,7 @@ static const u16 mgmt_events[] = {
MGMT_EV_EXT_INFO_CHANGED,
MGMT_EV_PHY_CONFIGURATION_CHANGED,
MGMT_EV_EXP_FEATURE_CHANGED,
+ MGMT_EV_ADV_MONITOR_ADDED,
};

static const u16 mgmt_untrusted_commands[] = {
@@ -3853,6 +3854,16 @@ static int set_exp_feature(struct sock *sk, struct hci_dev *hdev,
MGMT_STATUS_NOT_SUPPORTED);
}

+static void mgmt_adv_monitor_added(struct sock *sk, struct hci_dev *hdev,
+ u16 handle)
+{
+ struct mgmt_ev_adv_monitor_added ev;
+
+ ev.monitor_handle = handle;
+
+ mgmt_event(MGMT_EV_ADV_MONITOR_ADDED, hdev, &ev, sizeof(ev), sk);
+}
+
static int read_adv_monitor_features(struct sock *sk, struct hci_dev *hdev,
void *data, u16 len)
{
@@ -3903,8 +3914,8 @@ static int add_adv_patterns_monitor(struct sock *sk, struct hci_dev *hdev,
struct mgmt_rp_add_adv_patterns_monitor rp;
struct adv_monitor *m = NULL;
struct adv_pattern *p = NULL;
+ unsigned int mp_cnt = 0, prev_adv_monitors_cnt;
__u8 cp_ofst = 0, cp_len = 0;
- unsigned int mp_cnt = 0;
int err, i;

BT_DBG("request for %s", hdev->name);
@@ -3968,6 +3979,8 @@ static int add_adv_patterns_monitor(struct sock *sk, struct hci_dev *hdev,

hci_dev_lock(hdev);

+ prev_adv_monitors_cnt = hdev->adv_monitors_cnt;
+
err = hci_add_adv_monitor(hdev, m);
if (err) {
if (err == -ENOSPC) {
@@ -3978,6 +3991,9 @@ static int add_adv_patterns_monitor(struct sock *sk, struct hci_dev *hdev,
goto unlock;
}

+ if (hdev->adv_monitors_cnt > prev_adv_monitors_cnt)
+ mgmt_adv_monitor_added(sk, hdev, m->handle);
+
hci_dev_unlock(hdev);

rp.monitor_handle = m->handle;
--
2.26.2
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