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att_server: extract att_server_send_prepared

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This commit is contained in:
Matthias Ringwald 2023-05-16 11:10:42 +02:00
parent 23079b390e
commit d415948c4c
1 changed files with 21 additions and 40 deletions
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61
src/ble/att_server.c
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@ -515,6 +515,23 @@ static void att_event_packet_handler (uint8_t packet_type, uint16_t channel, uin
}
}
static uint8_t att_server_send_prepared(const att_server_t *att_server, const att_connection_t *att_connection, uint16_t size) {
uint8_t status = ERROR_CODE_SUCCESS;
switch (att_server->bearer_type) {
case ATT_BEARER_UNENHANCED_LE:
status = l2cap_send_prepared_connectionless(att_connection->con_handle, L2CAP_CID_ATTRIBUTE_PROTOCOL, size);
#ifdef ENABLE_GATT_OVER_CLASSIC
case ATT_BEARER_UNENHANCED_CLASSIC:
status = l2cap_send_prepared(att_server->l2cap_cid, size);
break;
#endif
default:
btstack_unreachable();
break;
}
return status;
}
#ifdef ENABLE_LE_SIGNED_WRITE
static void att_signed_write_handle_cmac_result(uint8_t hash[8]){
@ -597,19 +614,7 @@ static int att_server_process_validated_request(hci_connection_t * hci_connectio
return 0;
}
switch (att_server->bearer_type){
case ATT_BEARER_UNENHANCED_LE:
l2cap_send_prepared_connectionless(att_connection->con_handle, L2CAP_CID_ATTRIBUTE_PROTOCOL, att_response_size);
break;
#ifdef ENABLE_GATT_OVER_CLASSIC
case ATT_BEARER_UNENHANCED_CLASSIC:
l2cap_send_prepared(att_server->l2cap_cid, att_response_size);
break;
#endif
default:
btstack_unreachable();
break;
}
(void) att_server_send_prepared(att_server, att_connection, att_response_size);
// notify client about MTU exchange result
if (att_response_buffer[0] == ATT_EXCHANGE_MTU_RESPONSE){
@ -1271,21 +1276,9 @@ uint8_t att_server_notify(hci_con_handle_t con_handle, uint16_t attribute_handle
l2cap_reserve_packet_buffer();
uint8_t * packet_buffer = l2cap_get_outgoing_buffer();
uint16_t size = att_prepare_handle_value_notification(att_connection, attribute_handle, value, value_len, packet_buffer);
uint8_t status = ERROR_CODE_SUCCESS;
att_server_t * att_server = &hci_connection->att_server;
switch (att_server->bearer_type) {
case ATT_BEARER_UNENHANCED_LE:
status = l2cap_send_prepared_connectionless(att_connection->con_handle, L2CAP_CID_ATTRIBUTE_PROTOCOL, size);
#ifdef ENABLE_GATT_OVER_CLASSIC
case ATT_BEARER_UNENHANCED_CLASSIC:
status = l2cap_send_prepared(att_server->l2cap_cid, size);
#endif
default:
btstack_unreachable();
break;
}
return status;
return att_server_send_prepared(att_server, att_connection, size);
}
uint8_t att_server_indicate(hci_con_handle_t con_handle, uint16_t attribute_handle, const uint8_t *value, uint16_t value_len){
@ -1307,19 +1300,7 @@ uint8_t att_server_indicate(hci_con_handle_t con_handle, uint16_t attribute_hand
uint8_t * packet_buffer = l2cap_get_outgoing_buffer();
uint16_t size = att_prepare_handle_value_indication(att_connection, attribute_handle, value, value_len, packet_buffer);
uint8_t status = ERROR_CODE_SUCCESS;
switch (att_server->bearer_type) {
case ATT_BEARER_UNENHANCED_LE:
status = l2cap_send_prepared_connectionless(att_connection->con_handle, L2CAP_CID_ATTRIBUTE_PROTOCOL, size);
#ifdef ENABLE_GATT_OVER_CLASSIC
case ATT_BEARER_UNENHANCED_CLASSIC:
status = l2cap_send_prepared(att_server->l2cap_cid, size);;
#endif
default:
btstack_unreachable();
break;
}
return status;
return att_server_send_prepared(att_server, att_connection, size);
}
uint16_t att_server_get_mtu(hci_con_handle_t con_handle){