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Bluetooth: has: Allocate context for client once link is encrypted

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The HAS sends notifications to paired devices. Thus the client context
has to be initialized once the link has required security.

Signed-off-by: Mariusz Skamra <mariusz.skamra@codecoup.pl>
This commit is contained in:
Mariusz Skamra 2022-04-29 17:41:12 +02:00 • committed by Carles Cufí
commit cf59606883
1 changed files with 22 additions and 2 deletions
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24
subsys/bluetooth/audio/has.c
View file

@ -181,6 +181,22 @@ static struct has_client *client_get(struct bt_conn *conn)
return NULL;
}
static void security_changed(struct bt_conn *conn, bt_security_t level, enum bt_security_err err)
{
struct has_client *client;
BT_DBG("conn %p level %d err %d", (void *)conn, level, err);
if (err != BT_SECURITY_ERR_SUCCESS) {
return;
}
client = client_get_or_new(conn);
if (unlikely(!client)) {
BT_ERR("Failed to allocate client");
}
}
static void disconnected(struct bt_conn *conn, uint8_t reason)
{
struct has_client *client;
@ -195,6 +211,7 @@ static void disconnected(struct bt_conn *conn, uint8_t reason)
BT_CONN_CB_DEFINE(conn_cb) = {
.disconnected = disconnected,
.security_changed = security_changed,
};
typedef uint8_t (*preset_func_t)(const struct has_preset *preset, void *user_data);
@ -492,6 +509,11 @@ static uint8_t handle_read_preset_req(struct bt_conn *conn, struct net_buf_simpl
return BT_ATT_ERR_CCC_IMPROPER_CONF;
}
client = client_get(conn);
if (!client) {
return BT_ATT_ERR_UNLIKELY;
}
req = net_buf_simple_pull_mem(buf, sizeof(*req));
BT_DBG("start_index %d num_presets %d", req->start_index, req->num_presets);
@ -503,8 +525,6 @@ static uint8_t handle_read_preset_req(struct bt_conn *conn, struct net_buf_simpl
return BT_ATT_ERR_OUT_OF_RANGE;
}
client = client_get_or_new(conn);
/* Reject if already in progress */
if (read_presets_req_is_pending(client)) {
return BT_HAS_ERR_OPERATION_NOT_POSSIBLE;