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btstack/test/avdtp/avdtp_acceptor.c
Milanka Ringwald 60099f8b9d fix configuration event
2017-01-16 15:16:45 +01:00

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/*
* Copyright (C) 2016 BlueKitchen GmbH
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of the copyright holders nor the names of
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
* 4. Any redistribution, use, or modification is done solely for
* personal benefit and not for any commercial purpose or for
* monetary gain.
*
* THIS SOFTWARE IS PROVIDED BY BLUEKITCHEN GMBH AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL MATTHIAS
* RINGWALD OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
* THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* Please inquire about commercial licensing options at
* contact@bluekitchen-gmbh.com
*
*/
#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include "btstack.h"
#include "avdtp.h"
#include "avdtp_util.h"
#include "avdtp_acceptor.h"
static int avdtp_acceptor_send_accept_response(uint16_t cid, uint8_t transaction_label, avdtp_signal_identifier_t identifier){
uint8_t command[2];
command[0] = avdtp_header(transaction_label, AVDTP_SINGLE_PACKET, AVDTP_RESPONSE_ACCEPT_MSG);
command[1] = (uint8_t)identifier;
return l2cap_send(cid, command, sizeof(command));
}
static int avdtp_acceptor_process_chunk(avdtp_signaling_packet_t * signaling_packet, uint8_t * packet, uint16_t size){
memcpy(signaling_packet->command + signaling_packet->size, packet, size);
signaling_packet->size += size;
return signaling_packet->packet_type == AVDTP_SINGLE_PACKET || signaling_packet->packet_type == AVDTP_END_PACKET;
}
int avdtp_acceptor_stream_config_subsm(avdtp_connection_t * connection, avdtp_stream_endpoint_t * stream_endpoint, uint8_t * packet, uint16_t size, int offset){
if (!stream_endpoint) return 0;
if (!avdtp_acceptor_process_chunk(&connection->signaling_packet, packet, size)) return 0;
uint16_t packet_size = connection->signaling_packet.size;
connection->signaling_packet.size = 0;
int request_to_send = 1;
switch (stream_endpoint->acceptor_config_state){
case AVDTP_ACCEPTOR_STREAM_CONFIG_IDLE:
switch (connection->signaling_packet.signal_identifier){
case AVDTP_SI_GET_ALL_CAPABILITIES:
printf(" ACP: AVDTP_SI_GET_ALL_CAPABILITIES\n");
stream_endpoint->acceptor_config_state = AVDTP_ACCEPTOR_W2_ANSWER_GET_ALL_CAPABILITIES;
break;
case AVDTP_SI_GET_CAPABILITIES:
printf(" ACP: AVDTP_ACCEPTOR_W2_ANSWER_GET_CAPABILITIES\n");
stream_endpoint->acceptor_config_state = AVDTP_ACCEPTOR_W2_ANSWER_GET_CAPABILITIES;
break;
case AVDTP_SI_SET_CONFIGURATION:{
printf(" ACP: AVDTP_ACCEPTOR_W2_ANSWER_SET_CONFIGURATION \n");
stream_endpoint->acceptor_config_state = AVDTP_ACCEPTOR_W2_ANSWER_SET_CONFIGURATION;
connection->reject_service_category = 0;
avdtp_sep_t sep;
sep.seid = connection->signaling_packet.command[offset++] >> 2;
sep.configured_service_categories = avdtp_unpack_service_capabilities(connection, &sep.configuration, connection->signaling_packet.command+offset, packet_size-offset);
sep.in_use = 1;
if (connection->error_code){
printf("fire configuration parsing errors \n");
connection->reject_signal_identifier = connection->signaling_packet.signal_identifier;
stream_endpoint->acceptor_config_state = AVDTP_ACCEPTOR_W2_REJECT_CATEGORY_WITH_ERROR_CODE;
break;
}
// find or add sep
int i;
stream_endpoint->remote_sep_index = 0xFF;
for (i=0; i < stream_endpoint->remote_seps_num; i++){
if (stream_endpoint->remote_seps[i].seid == sep.seid){
stream_endpoint->remote_sep_index = i;
}
}
printf(" ACP .. seid %d, index %02x\n", sep.seid, stream_endpoint->remote_sep_index );
if (stream_endpoint->remote_sep_index != 0xFF){
if (stream_endpoint->remote_seps[stream_endpoint->remote_sep_index].in_use){
// reject if already configured
connection->error_code = SEP_IN_USE;
// find first registered category and fire the error
connection->reject_service_category = 0;
for (i = 1; i < 9; i++){
if (get_bit16(sep.configured_service_categories, i)){
connection->reject_service_category = i;
break;
}
}
connection->reject_signal_identifier = connection->signaling_packet.signal_identifier;
stream_endpoint->acceptor_config_state = AVDTP_ACCEPTOR_W2_REJECT_CATEGORY_WITH_ERROR_CODE;
} else {
stream_endpoint->remote_seps[stream_endpoint->remote_sep_index] = sep;
printf(" ACP: update seid %d, to %p\n", stream_endpoint->remote_seps[stream_endpoint->remote_sep_index].seid, stream_endpoint);
}
} else {
// add new
printf(" ACP: seid %d not found in %p\n", sep.seid, stream_endpoint);
stream_endpoint->remote_sep_index = stream_endpoint->remote_seps_num;
stream_endpoint->remote_seps_num++;
stream_endpoint->remote_seps[stream_endpoint->remote_sep_index] = sep;
printf(" ACP: add seid %d, to %p\n", stream_endpoint->remote_seps[stream_endpoint->remote_sep_index].seid, stream_endpoint);
}
if (get_bit16(sep.configured_service_categories, AVDTP_MEDIA_CODEC)){
switch (sep.configuration.media_codec.media_codec_type){
case AVDTP_CODEC_SBC:
avdtp_signaling_emit_media_codec_sbc_configuration(avdtp_sink_callback, connection->con_handle, sep.configuration.media_codec);
break;
default:
avdtp_signaling_emit_media_codec_other_configuration(avdtp_sink_callback, connection->con_handle, sep.configuration.media_codec);
break;
}
}
avdtp_signaling_emit_done(avdtp_sink_callback, connection->con_handle, 0);
break;
}
case AVDTP_SI_RECONFIGURE:{
stream_endpoint->acceptor_config_state = AVDTP_ACCEPTOR_W2_ANSWER_RECONFIGURE;
connection->reject_service_category = 0;
avdtp_sep_t sep;
sep.seid = connection->query_seid;
printf(" ACP: AVDTP_ACCEPTOR_W2_ANSWER_RECONFIGURE seid %d\n", sep.seid);
// printf_hexdump(connection->signaling_packet.command, packet_size);
sep.configured_service_categories = avdtp_unpack_service_capabilities(connection, &sep.configuration, connection->signaling_packet.command+offset, packet_size-offset);
if (connection->error_code){
// fire configuration parsing errors
connection->reject_signal_identifier = connection->signaling_packet.signal_identifier;
stream_endpoint->acceptor_config_state = AVDTP_ACCEPTOR_W2_REJECT_CATEGORY_WITH_ERROR_CODE;
break;
}
// find sep or raise error
int i;
stream_endpoint->remote_sep_index = 0xFF;
for (i = 0; i < stream_endpoint->remote_seps_num; i++){
if (stream_endpoint->remote_seps[i].seid == sep.seid){
stream_endpoint->remote_sep_index = i;
}
}
if (stream_endpoint->remote_sep_index == 0xFF){
printf(" ACP: REJECT AVDTP_SI_RECONFIGURE, BAD_ACP_SEID\n");
stream_endpoint->acceptor_config_state = AVDTP_ACCEPTOR_W2_REJECT_CATEGORY_WITH_ERROR_CODE;
connection->error_code = BAD_ACP_SEID;
connection->reject_signal_identifier = connection->signaling_packet.signal_identifier;
break;
}
stream_endpoint->remote_seps[stream_endpoint->remote_sep_index] = sep;
printf(" ACP: update seid %d, to %p\n", stream_endpoint->remote_seps[stream_endpoint->remote_sep_index].seid, stream_endpoint);
if (get_bit16(sep.registered_service_categories, AVDTP_MEDIA_CODEC)){
switch (sep.capabilities.media_codec.media_codec_type){
case AVDTP_CODEC_SBC:
avdtp_signaling_emit_media_codec_sbc_reconfiguration(avdtp_sink_callback, connection->con_handle, sep.capabilities.media_codec);
break;
default:
avdtp_signaling_emit_media_codec_other_reconfiguration(avdtp_sink_callback, connection->con_handle, sep.capabilities.media_codec);
break;
}
}
avdtp_signaling_emit_done(avdtp_sink_callback, connection->con_handle, 0);
break;
}
case AVDTP_SI_GET_CONFIGURATION:
printf(" ACP: AVDTP_ACCEPTOR_W2_ANSWER_GET_CONFIGURATION\n");
stream_endpoint->acceptor_config_state = AVDTP_ACCEPTOR_W2_ANSWER_GET_CONFIGURATION;
break;
case AVDTP_SI_OPEN:
if (stream_endpoint->state != AVDTP_STREAM_ENDPOINT_CONFIGURED){
printf(" ACP: REJECT AVDTP_SI_OPEN, BAD_STATE\n");
stream_endpoint->acceptor_config_state = AVDTP_ACCEPTOR_W2_REJECT_WITH_ERROR_CODE;
connection->error_code = BAD_STATE;
connection->reject_signal_identifier = connection->signaling_packet.signal_identifier;
break;
}
printf(" ACP: AVDTP_STREAM_ENDPOINT_W2_ANSWER_OPEN_STREAM\n");
stream_endpoint->acceptor_config_state = AVDTP_ACCEPTOR_W2_ANSWER_OPEN_STREAM;
stream_endpoint->state = AVDTP_STREAM_ENDPOINT_W4_L2CAP_FOR_MEDIA_CONNECTED;
break;
case AVDTP_SI_START:
if (stream_endpoint->state != AVDTP_STREAM_ENDPOINT_OPENED){
printf(" ACP: REJECT AVDTP_SI_OPEN, BAD_STATE\n");
stream_endpoint->acceptor_config_state = AVDTP_ACCEPTOR_W2_REJECT_CATEGORY_WITH_ERROR_CODE;
connection->error_code = BAD_STATE;
connection->reject_signal_identifier = connection->signaling_packet.signal_identifier;
break;
}
printf(" ACP: AVDTP_ACCEPTOR_W2_ANSWER_START_STREAM\n");
stream_endpoint->acceptor_config_state = AVDTP_ACCEPTOR_W2_ANSWER_START_STREAM;
break;
case AVDTP_SI_CLOSE:
switch (stream_endpoint->state){
case AVDTP_STREAM_ENDPOINT_OPENED:
case AVDTP_STREAM_ENDPOINT_STREAMING:
printf(" ACP: AVDTP_ACCEPTOR_W2_ANSWER_CLOSE_STREAM\n");
stream_endpoint->state = AVDTP_STREAM_ENDPOINT_CLOSING;
stream_endpoint->acceptor_config_state = AVDTP_ACCEPTOR_W2_ANSWER_CLOSE_STREAM;
break;
default:
printf(" ACP: AVDTP_SI_CLOSE, bad state %d \n", stream_endpoint->state);
stream_endpoint->acceptor_config_state = AVDTP_ACCEPTOR_W2_REJECT_WITH_ERROR_CODE;
connection->error_code = BAD_STATE;
connection->reject_signal_identifier = connection->signaling_packet.signal_identifier;
break;
}
break;
case AVDTP_SI_ABORT:
switch (stream_endpoint->state){
case AVDTP_STREAM_ENDPOINT_CONFIGURED:
case AVDTP_STREAM_ENDPOINT_CLOSING:
case AVDTP_STREAM_ENDPOINT_OPENED:
case AVDTP_STREAM_ENDPOINT_STREAMING:
printf(" ACP: AVDTP_ACCEPTOR_W2_ANSWER_ABORT_STREAM\n");
stream_endpoint->state = AVDTP_STREAM_ENDPOINT_ABORTING;
stream_endpoint->acceptor_config_state = AVDTP_ACCEPTOR_W2_ANSWER_ABORT_STREAM;
break;
default:
printf(" ACP: AVDTP_SI_ABORT, bad state %d \n", stream_endpoint->state);
stream_endpoint->acceptor_config_state = AVDTP_ACCEPTOR_W2_REJECT_WITH_ERROR_CODE;
connection->error_code = BAD_STATE;
connection->reject_signal_identifier = connection->signaling_packet.signal_identifier;
break;
}
break;
case AVDTP_SI_SUSPEND:
switch (stream_endpoint->state){
case AVDTP_STREAM_ENDPOINT_OPENED:
case AVDTP_STREAM_ENDPOINT_STREAMING:
stream_endpoint->state = AVDTP_STREAM_ENDPOINT_OPENED;
connection->num_suspended_seids--;
if (connection->num_suspended_seids <= 0){
printf(" ACP: AVDTP_ACCEPTOR_W2_ANSWER_SUSPEND_STREAM\n");
stream_endpoint->acceptor_config_state = AVDTP_ACCEPTOR_W2_ANSWER_SUSPEND_STREAM;
}
break;
default:
printf(" ACP: AVDTP_SI_SUSPEND, bad state \n");
stream_endpoint->acceptor_config_state = AVDTP_ACCEPTOR_W2_REJECT_CATEGORY_WITH_ERROR_CODE;
connection->error_code = BAD_STATE;
connection->reject_signal_identifier = connection->signaling_packet.signal_identifier;
break;
}
//stream_endpoint->state = AVDTP_STREAM_ENDPOINT_SUSPENDING;
//stream_endpoint->acceptor_config_state = AVDTP_ACCEPTOR_W2_SUSPEND_STREAM;
break;
default:
printf(" ACP: NOT IMPLEMENTED, Reject signal_identifier %02x\n", connection->signaling_packet.signal_identifier);
stream_endpoint->acceptor_config_state = AVDTP_ACCEPTOR_W2_REJECT_UNKNOWN_CMD;
connection->reject_signal_identifier = connection->signaling_packet.signal_identifier;
break;
}
break;
default:
return 0;
}
if (!request_to_send){
printf(" ACP: NOT IMPLEMENTED\n");
}
return request_to_send;
}
int avdtp_acceptor_send_response_reject_service_category(uint16_t cid, avdtp_signal_identifier_t identifier, uint8_t category, uint8_t error_code, uint8_t transaction_label){
uint8_t command[4];
command[0] = avdtp_header(transaction_label, AVDTP_SINGLE_PACKET, AVDTP_RESPONSE_REJECT_MSG);
command[1] = (uint8_t)identifier;
command[2] = category;
command[3] = error_code;
return l2cap_send(cid, command, sizeof(command));
}
int avdtp_acceptor_send_response_general_reject(uint16_t cid, avdtp_signal_identifier_t identifier, uint8_t transaction_label){
uint8_t command[2];
command[0] = avdtp_header(transaction_label, AVDTP_SINGLE_PACKET, AVDTP_GENERAL_REJECT_MSG);
command[1] = (uint8_t)identifier;
return l2cap_send(cid, command, sizeof(command));
}
static int avdtp_acceptor_send_response_reject(uint16_t cid, avdtp_signal_identifier_t identifier, uint8_t transaction_label){
uint8_t command[2];
command[0] = avdtp_header(transaction_label, AVDTP_SINGLE_PACKET, AVDTP_RESPONSE_REJECT_MSG);
command[1] = (uint8_t)identifier;
return l2cap_send(cid, command, sizeof(command));
}
int avdtp_acceptor_send_response_reject_with_error_code(uint16_t cid, avdtp_signal_identifier_t identifier, uint8_t error_code, uint8_t transaction_label){
uint8_t command[3];
command[0] = avdtp_header(transaction_label, AVDTP_SINGLE_PACKET, AVDTP_RESPONSE_REJECT_MSG);
command[1] = (uint8_t)identifier;
command[2] = error_code;
return l2cap_send(cid, command, sizeof(command));
}
int avdtp_acceptor_stream_config_subsm_run(avdtp_connection_t * connection, avdtp_stream_endpoint_t * stream_endpoint){
if (!stream_endpoint) return 0;
uint8_t reject_service_category = connection->reject_service_category;
avdtp_signal_identifier_t reject_signal_identifier = connection->reject_signal_identifier;
uint8_t error_code = connection->error_code;
uint16_t cid = stream_endpoint->connection ? stream_endpoint->connection->l2cap_signaling_cid : connection->l2cap_signaling_cid;
uint8_t trid = stream_endpoint->connection ? stream_endpoint->connection->acceptor_transaction_label : connection->acceptor_transaction_label;
avdtp_acceptor_stream_endpoint_state_t acceptor_config_state = stream_endpoint->acceptor_config_state;
stream_endpoint->acceptor_config_state = AVDTP_ACCEPTOR_STREAM_CONFIG_IDLE;
int sent = 1;
uint8_t * out_buffer;
uint16_t pos;
int status = 0;
switch (acceptor_config_state){
case AVDTP_ACCEPTOR_STREAM_CONFIG_IDLE:
break;
case AVDTP_ACCEPTOR_W2_ANSWER_GET_CAPABILITIES:
avdtp_prepare_capabilities(&connection->signaling_packet, trid, stream_endpoint->sep.registered_service_categories, stream_endpoint->sep.capabilities, AVDTP_SI_GET_CAPABILITIES);
l2cap_reserve_packet_buffer();
out_buffer = l2cap_get_outgoing_buffer();
pos = avdtp_signaling_create_fragment(cid, &connection->signaling_packet, out_buffer);
if (connection->signaling_packet.packet_type != AVDTP_SINGLE_PACKET && connection->signaling_packet.packet_type != AVDTP_END_PACKET){
stream_endpoint->acceptor_config_state = acceptor_config_state;
printf(" ACP: fragmented\n");
}
l2cap_send_prepared(cid, pos);
break;
case AVDTP_ACCEPTOR_W2_ANSWER_GET_ALL_CAPABILITIES:
avdtp_prepare_capabilities(&connection->signaling_packet, trid, stream_endpoint->sep.registered_service_categories, stream_endpoint->sep.capabilities, AVDTP_SI_GET_ALL_CAPABILITIES);
l2cap_reserve_packet_buffer();
out_buffer = l2cap_get_outgoing_buffer();
pos = avdtp_signaling_create_fragment(cid, &connection->signaling_packet, out_buffer);
if (connection->signaling_packet.packet_type != AVDTP_SINGLE_PACKET && connection->signaling_packet.packet_type != AVDTP_END_PACKET){
stream_endpoint->acceptor_config_state = acceptor_config_state;
printf(" ACP: fragmented\n");
}
l2cap_send_prepared(cid, pos);
break;
case AVDTP_ACCEPTOR_W2_ANSWER_SET_CONFIGURATION:
printf(" ACP: DONE\n");
printf(" -> AVDTP_STREAM_ENDPOINT_CONFIGURED\n");
stream_endpoint->connection = connection;
stream_endpoint->state = AVDTP_STREAM_ENDPOINT_CONFIGURED;
avdtp_acceptor_send_accept_response(cid, trid, AVDTP_SI_SET_CONFIGURATION);
break;
case AVDTP_ACCEPTOR_W2_ANSWER_RECONFIGURE:
printf(" ACP: DONE \n");
avdtp_acceptor_send_accept_response(cid, trid, AVDTP_SI_RECONFIGURE);
break;
case AVDTP_ACCEPTOR_W2_ANSWER_GET_CONFIGURATION:{
avdtp_sep_t sep = stream_endpoint->remote_seps[stream_endpoint->remote_sep_index];
avdtp_prepare_capabilities(&connection->signaling_packet, trid, sep.configured_service_categories, sep.configuration, AVDTP_SI_GET_CONFIGURATION);
l2cap_reserve_packet_buffer();
out_buffer = l2cap_get_outgoing_buffer();
pos = avdtp_signaling_create_fragment(cid, &connection->signaling_packet, out_buffer);
if (connection->signaling_packet.packet_type != AVDTP_SINGLE_PACKET && connection->signaling_packet.packet_type != AVDTP_END_PACKET){
stream_endpoint->acceptor_config_state = acceptor_config_state;
printf(" ACP: fragmented\n");
}
l2cap_send_prepared(cid, pos);
break;
}
case AVDTP_ACCEPTOR_W4_L2CAP_FOR_MEDIA_CONNECTED:
stream_endpoint->acceptor_config_state = AVDTP_ACCEPTOR_W4_L2CAP_FOR_MEDIA_CONNECTED;
return 0;
case AVDTP_ACCEPTOR_W2_ANSWER_OPEN_STREAM:
printf(" ACP: DONE\n");
avdtp_acceptor_send_accept_response(cid, trid, AVDTP_SI_OPEN);
break;
case AVDTP_ACCEPTOR_W2_ANSWER_START_STREAM:
printf(" ACP: DONE \n");
printf(" -> AVDTP_STREAM_ENDPOINT_STREAMING \n");
stream_endpoint->state = AVDTP_STREAM_ENDPOINT_STREAMING;
avdtp_acceptor_send_accept_response(cid, trid, AVDTP_SI_START);
break;
case AVDTP_ACCEPTOR_W2_ANSWER_CLOSE_STREAM:
printf(" ACP: DONE\n");
avdtp_acceptor_send_accept_response(cid, trid, AVDTP_SI_CLOSE);
break;
case AVDTP_ACCEPTOR_W2_ANSWER_ABORT_STREAM:
printf(" ACP: DONE\n");
avdtp_acceptor_send_accept_response(cid, trid, AVDTP_SI_ABORT);
break;
case AVDTP_ACCEPTOR_W2_ANSWER_SUSPEND_STREAM:
printf(" ACP: DONE\n");
stream_endpoint->state = AVDTP_STREAM_ENDPOINT_OPENED;
avdtp_acceptor_send_accept_response(cid, trid, AVDTP_SI_SUSPEND);
break;
case AVDTP_ACCEPTOR_W2_REJECT_UNKNOWN_CMD:
status = 1;
printf(" ACP: DONE REJECT\n");
connection->reject_signal_identifier = 0;
avdtp_acceptor_send_response_reject(cid, reject_signal_identifier, trid);
break;
case AVDTP_ACCEPTOR_W2_REJECT_CATEGORY_WITH_ERROR_CODE:
status = 1;
printf(" ACP: DONE REJECT CATEGORY\n");
connection->reject_service_category = 0;
avdtp_acceptor_send_response_reject_service_category(cid, reject_signal_identifier, reject_service_category, error_code, trid);
break;
case AVDTP_ACCEPTOR_W2_REJECT_WITH_ERROR_CODE:
status = 1;
printf(" ACP: DONE REJECT\n");
connection->reject_signal_identifier = 0;
connection->error_code = 0;
avdtp_acceptor_send_response_reject_with_error_code(cid, reject_signal_identifier, error_code, trid);
break;
default:
status = 0;
printf(" ACP: NOT IMPLEMENTED\n");
sent = 0;
}
avdtp_signaling_emit_done(avdtp_sink_callback, connection->con_handle, status);
if (connection->signaling_packet.packet_type != AVDTP_SINGLE_PACKET && connection->signaling_packet.packet_type != AVDTP_END_PACKET){
stream_endpoint->acceptor_config_state = acceptor_config_state;
connection->wait_to_send_acceptor = 1;
}
return sent;
}
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