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Adds missing emit of GATT_EVENT_MTU when the MTU has changed.

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This commit is contained in:
Jakob Krantz 2017-12-20 11:32:08 +01:00 committed by Matthias Ringwald
parent 9c77c9db73
commit 8f37572a30
1 changed files with 11 additions and 2 deletions
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13
src/ble/gatt_client.c
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@ -551,8 +551,17 @@ static void emit_gatt_all_characteristic_descriptors_result_event(
reverse_128(uuid128, &packet[6]);
emit_event_new(peripheral->callback, packet, sizeof(packet));
}
///
static void emit_gatt_mtu_exchanged_result_event(gatt_client_t * peripheral, uint16_t new_mtu){
// @format H2
uint8_t packet[6];
packet[0] = GATT_EVENT_MTU;
packet[1] = sizeof(packet) - 2;
little_endian_store_16(packet, 2, peripheral->con_handle);
little_endian_store_16(packet, 4, new_mtu);
emit_event_new(peripheral->callback, packet, sizeof(packet));
}
///
static void report_gatt_services(gatt_client_t * peripheral, uint8_t * packet, uint16_t size){
uint8_t attr_length = packet[1];
uint8_t uuid_length = attr_length - 4;
@ -1068,7 +1077,7 @@ static void gatt_client_att_packet_handler(uint8_t packet_type, uint16_t handle,
uint16_t local_rx_mtu = l2cap_max_le_mtu();
peripheral->mtu = remote_rx_mtu < local_rx_mtu ? remote_rx_mtu : local_rx_mtu;
peripheral->mtu_state = MTU_EXCHANGED;
emit_gatt_mtu_exchanged_result_event(peripheral, peripheral->mtu);
break;
}
case ATT_READ_BY_GROUP_TYPE_RESPONSE: