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acquire peripheral context for GATT Indications if needed

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This commit is contained in:
Matthias Ringwald 2015-10-08 16:17:53 +02:00
parent 49322b26bd
commit 12a5e8daf6
1 changed files with 18 additions and 9 deletions
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27
ble/gatt_client.c
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@ -638,8 +638,10 @@ static void report_gatt_notification(uint16_t con_handle, uint16_t value_handle,
emit_event_to_all_subclients((le_event_t*)&event);
}
static void report_gatt_indication(gatt_client_t * peripheral, uint16_t handle, uint8_t * value, int length){
send_characteristic_value_event(peripheral, handle, value, length, 0, GATT_INDICATION);
static void report_gatt_indication(uint16_t con_handle, uint16_t value_handle, uint8_t * value, int length){
le_characteristic_value_event_t event;
setup_characteristic_value_event(&event, con_handle, value_handle, value, length, 0, GATT_INDICATION);
emit_event_to_all_subclients((le_event_t*)&event);
}
static void report_gatt_characteristic_value(gatt_client_t * peripheral, uint16_t handle, uint8_t * value, int length){
@ -995,13 +997,20 @@ static void gatt_client_att_packet_handler(uint8_t packet_type, uint16_t handle,
if (packet_type != ATT_DATA_PACKET) return;
// notification doens't need the gatt_client_t struct
if (packet[0] == ATT_HANDLE_VALUE_NOTIFICATION){
report_gatt_notification(handle, READ_BT_16(packet,1), &packet[3], size-3);
return;
// special cases: notifications don't need a context while indications motivate creating one
gatt_client_t * peripheral;
switch (packet[0]){
case ATT_HANDLE_VALUE_NOTIFICATION:
report_gatt_notification(handle, READ_BT_16(packet,1), &packet[3], size-3);
return;
case ATT_HANDLE_VALUE_INDICATION:
peripheral = provide_context_for_conn_handle(handle);
break;
default:
peripheral = get_gatt_client_context_for_handle(handle);
break;
}
gatt_client_t * peripheral = get_gatt_client_context_for_handle(handle);
if (!peripheral) return;
switch (packet[0]){
@ -1026,7 +1035,7 @@ static void gatt_client_att_packet_handler(uint8_t packet_type, uint16_t handle,
}
break;
case ATT_HANDLE_VALUE_INDICATION:
report_gatt_indication(peripheral, READ_BT_16(packet,1), &packet[3], size-3);
report_gatt_indication(handle, READ_BT_16(packet,1), &packet[3], size-3);
peripheral->send_confirmation = 1;
break;