From 0dfc8a9a416b1867e67ec700fba2962048a9b1a2 Mon Sep 17 00:00:00 2001 From: Claudio Takahasi Date: Mon, 8 Aug 2011 15:46:41 -0300 Subject: [PATCH] Add Immediate Alert handle discovery --- proximity/monitor.c | 34 ++++++++++++++++++++++++++++++++++ 1 file changed, 34 insertions(+) diff --git a/proximity/monitor.c b/proximity/monitor.c index e9cf2e7b3..64e969010 100644 --- a/proximity/monitor.c +++ b/proximity/monitor.c @@ -73,6 +73,7 @@ struct monitor { uint16_t linklosshandle; /* Link Loss Characteristic * Value Handle */ uint16_t txpowerhandle; /* Tx Characteristic Value Handle */ + uint16_t immediatehandle; /* Immediate Alert Value Handle */ guint attioid; }; @@ -233,6 +234,35 @@ static void read_tx_power(struct monitor *monitor) &uuid, tx_power_handle_cb, monitor); } +static void immediate_handle_cb(GSList *characteristics, guint8 status, + gpointer user_data) +{ + struct monitor *monitor = user_data; + struct att_char *chr; + + if (status) { + error("Discover Immediate Alert handle: %s", + att_ecode2str(status)); + return; + } + + chr = characteristics->data; + monitor->immediatehandle = chr->value_handle; + + DBG("Immediate Alert handle: 0x%04x", monitor->immediatehandle); +} + +static void discover_immediate_handle(struct monitor *monitor) +{ + struct att_range *immediate = monitor->immediate; + bt_uuid_t uuid; + + bt_uuid16_create(&uuid, ALERT_LEVEL_CHR_UUID); + + gatt_discover_char(monitor->attrib, immediate->start, immediate->end, + &uuid, immediate_handle_cb, monitor); +} + static void attio_connected_cb(GAttrib *attrib, gpointer user_data) { struct monitor *monitor = user_data; @@ -244,6 +274,10 @@ static void attio_connected_cb(GAttrib *attrib, gpointer user_data) if (monitor->enabled.pathloss) read_tx_power(monitor); + + if (monitor->immediatehandle == 0 && + (monitor->enabled.pathloss || monitor->enabled.findme)) + discover_immediate_handle(monitor); } static void attio_disconnected_cb(gpointer user_data) -- 2.47.3