acp close stream

This commit is contained in:
Milanka Ringwald 2016-12-08 12:10:11 +01:00
parent 33ad0f3ff1
commit f93ebdf2d6
3 changed files with 109 additions and 33 deletions

View File

@ -304,7 +304,6 @@ typedef enum {
typedef enum {
AVDTP_ACCEPTOR_STREAM_CONFIG_IDLE,
AVDTP_ACCEPTOR_W2_REJECT_UNKNOWN_CMD,
AVDTP_ACCEPTOR_W2_ANSWER_GET_CAPABILITIES,
AVDTP_ACCEPTOR_W2_ANSWER_GET_ALL_CAPABILITIES,
AVDTP_ACCEPTOR_W2_ANSWER_SET_CONFIGURATION,
@ -313,6 +312,16 @@ typedef enum {
AVDTP_ACCEPTOR_W2_ANSWER_OPEN_STREAM,
AVDTP_ACCEPTOR_W4_L2CAP_FOR_MEDIA_CONNECTED,
AVDTP_ACCEPTOR_W2_ANSWER_START_STREAM,
// AVDTP_ACCEPTOR_W2_DISCONNECT_L2CAP_FOR_MEDIA,
// AVDTP_ACCEPTOR_W4_L2CAP_FOR_MEDIA_DISCONNECTED,
AVDTP_ACCEPTOR_W2_ANSWER_CLOSE_STREAM,
// AVDTP_ACCEPTOR_W2_DISCONNECT_L2CAP_FOR_SIGNALING,
// AVDTP_ACCEPTOR_W4_L2CAP_FOR_SIGNALING_DISCONNECTED,
AVDTP_ACCEPTOR_W2_REJECT_WITH_ERROR_CODE,
AVDTP_ACCEPTOR_W2_REJECT_UNKNOWN_CMD,
AVDTP_ACCEPTOR_STREAMING
} avdtp_acceptor_stream_endpoint_state_t;
@ -381,8 +390,6 @@ typedef struct avdtp_stream_endpoint {
avdtp_acceptor_stream_endpoint_state_t acceptor_config_state;
avdtp_initiator_stream_endpoint_state_t initiator_config_state;
avdtp_signal_identifier_t unknown_signal_identifier;
// active connection
avdtp_connection_t * connection;
// store remote seps
@ -394,6 +401,8 @@ typedef struct avdtp_stream_endpoint {
// register request for L2cap connection release
uint8_t disconnect;
uint8_t failed_reconfigure_service_category;
avdtp_signal_identifier_t reject_signal_identifier;
uint8_t error_code;
} avdtp_stream_endpoint_t;
#if defined __cplusplus

View File

@ -277,19 +277,31 @@ int avdtp_acceptor_stream_config_subsm(avdtp_stream_endpoint_t * stream_endpoint
if (stream_endpoint->state != AVDTP_STREAM_ENDPOINT_OPENED) return 0;
printf(" ACP: AVDTP_ACCEPTOR_W2_ANSWER_START_STREAM\n");
stream_endpoint->acceptor_config_state = AVDTP_ACCEPTOR_W2_ANSWER_START_STREAM;
// TODO remove set acceptor_transaction_label
stream_endpoint->connection->acceptor_transaction_label = signaling_header->transaction_label;
break;
case AVDTP_SI_CLOSE:
if (stream_endpoint->state != AVDTP_STREAM_ENDPOINT_OPENED &&
stream_endpoint->state != AVDTP_STREAM_ENDPOINT_STREAMING){
printf(" ACP: AVDTP_SI_CLOSE, bad state %d \n", stream_endpoint->state);
stream_endpoint->acceptor_config_state = AVDTP_ACCEPTOR_W2_REJECT_WITH_ERROR_CODE;
stream_endpoint->error_code = BAD_STATE;
stream_endpoint->reject_signal_identifier = signaling_header->signal_identifier;
break;
}
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: NOT IMPLEMENTED, Reject signal_identifier %02x\n", signaling_header->signal_identifier);
stream_endpoint->acceptor_config_state = AVDTP_ACCEPTOR_W2_REJECT_UNKNOWN_CMD;
stream_endpoint->unknown_signal_identifier = signaling_header->signal_identifier;
stream_endpoint->reject_signal_identifier = signaling_header->signal_identifier;
break;
}
break;
default:
request_to_send = 0;
break;
return 0;
}
if (!request_to_send){
@ -313,66 +325,109 @@ static int avdtp_acceptor_send_response_reject(uint16_t cid, avdtp_signal_ident
return l2cap_send(cid, command, sizeof(command));
}
static 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_GENERAL_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;
int sent = 1;
switch (stream_endpoint->acceptor_config_state){
uint8_t failed_reconfigure_service_category = stream_endpoint->failed_reconfigure_service_category;
avdtp_signal_identifier_t reject_signal_identifier = stream_endpoint->reject_signal_identifier;
uint8_t error_code = stream_endpoint->error_code;
avdtp_acceptor_stream_endpoint_state_t acceptor_config_state = stream_endpoint->acceptor_config_state;
stream_endpoint->acceptor_config_state = AVDTP_ACCEPTOR_STREAM_CONFIG_IDLE;
switch (acceptor_config_state){
case AVDTP_ACCEPTOR_STREAM_CONFIG_IDLE:
break;
case AVDTP_ACCEPTOR_W2_ANSWER_GET_CAPABILITIES:
printf(" ACP: DONE\n");
stream_endpoint->acceptor_config_state = AVDTP_ACCEPTOR_STREAM_CONFIG_IDLE;
avdtp_acceptor_send_capabilities_response(connection->l2cap_signaling_cid, connection->acceptor_transaction_label, stream_endpoint->sep);
break;
case AVDTP_ACCEPTOR_W2_ANSWER_GET_ALL_CAPABILITIES:
stream_endpoint->acceptor_config_state = AVDTP_ACCEPTOR_STREAM_CONFIG_IDLE;
printf(" ACP: DONE\n");
avdtp_acceptor_send_all_capabilities_response(connection->l2cap_signaling_cid, connection->acceptor_transaction_label, stream_endpoint->sep);
break;
case AVDTP_ACCEPTOR_W2_ANSWER_SET_CONFIGURATION:
printf(" ACP: DONE\n");
stream_endpoint->acceptor_config_state = AVDTP_ACCEPTOR_STREAM_CONFIG_IDLE;
stream_endpoint->connection = connection;
stream_endpoint->state = AVDTP_STREAM_ENDPOINT_CONFIGURED;
avdtp_acceptor_send_accept_response(connection->l2cap_signaling_cid, AVDTP_SI_SET_CONFIGURATION, connection->acceptor_transaction_label);
break;
case AVDTP_ACCEPTOR_W2_ANSWER_GET_CONFIGURATION:
printf(" ACP: DONE\n");
stream_endpoint->acceptor_config_state = AVDTP_ACCEPTOR_STREAM_CONFIG_IDLE;
avdtp_acceptor_send_stream_configuration_response(connection->l2cap_signaling_cid, connection->acceptor_transaction_label, stream_endpoint->remote_seps[stream_endpoint->remote_sep_index]);
break;
case AVDTP_ACCEPTOR_W2_REJECT_UNKNOWN_CMD:
stream_endpoint->acceptor_config_state = AVDTP_ACCEPTOR_STREAM_CONFIG_IDLE;
printf(" ACP: DONE\n");
avdtp_acceptor_send_response_reject(connection->l2cap_signaling_cid, stream_endpoint->unknown_signal_identifier, connection->acceptor_transaction_label);
break;
case AVDTP_ACCEPTOR_W2_ANSWER_OPEN_STREAM:
printf(" ACP: AVDTP_STREAM_ENDPOINT_W4_L2CAP_FOR_MEDIA_CONNECTED\n");
stream_endpoint->acceptor_config_state = AVDTP_ACCEPTOR_STREAM_CONFIG_IDLE;
stream_endpoint->state = AVDTP_STREAM_ENDPOINT_W4_L2CAP_FOR_MEDIA_CONNECTED;
avdtp_acceptor_send_accept_response(stream_endpoint->connection->l2cap_signaling_cid, AVDTP_SI_OPEN, stream_endpoint->connection->acceptor_transaction_label);
break;
case AVDTP_ACCEPTOR_W2_ANSWER_START_STREAM:
printf(" ACP: AVDTP_STREAM_ENDPOINT_STREAMING \n");
stream_endpoint->acceptor_config_state = AVDTP_ACCEPTOR_STREAM_CONFIG_IDLE;
stream_endpoint->state = AVDTP_STREAM_ENDPOINT_STREAMING;
avdtp_acceptor_send_accept_response(stream_endpoint->connection->l2cap_signaling_cid, AVDTP_SI_START, stream_endpoint->connection->acceptor_transaction_label);
break;
case AVDTP_ACCEPTOR_W2_ANSWER_RECONFIGURE:
printf(" ACP: DONE \n");
stream_endpoint->acceptor_config_state = AVDTP_ACCEPTOR_STREAM_CONFIG_IDLE;
if (stream_endpoint->failed_reconfigure_service_category){
avdtp_acceptor_send_response_reject_service_category(stream_endpoint->connection->l2cap_signaling_cid, AVDTP_SI_RECONFIGURE,
stream_endpoint->failed_reconfigure_service_category, stream_endpoint->connection->acceptor_transaction_label);
stream_endpoint->failed_reconfigure_service_category = 0;
avdtp_acceptor_send_response_reject_service_category(stream_endpoint->connection->l2cap_signaling_cid, AVDTP_SI_RECONFIGURE,
failed_reconfigure_service_category, stream_endpoint->connection->acceptor_transaction_label);
} else {
avdtp_acceptor_send_accept_response(stream_endpoint->connection->l2cap_signaling_cid, AVDTP_SI_RECONFIGURE, stream_endpoint->connection->acceptor_transaction_label);
}
break;
case AVDTP_ACCEPTOR_W2_ANSWER_CLOSE_STREAM:
printf(" ACP: DONE\n");
// stream_endpoint->state = AVDTP_STREAM_ENDPOINT_OPENED;
stream_endpoint->state = AVDTP_STREAM_ENDPOINT_IDLE;
printf(" ACP: AVDTP_STREAM_ENDPOINT_OPENED\n");
avdtp_acceptor_send_accept_response(stream_endpoint->connection->l2cap_signaling_cid, AVDTP_SI_CLOSE, connection->acceptor_transaction_label);
break;
// case AVDTP_ACCEPTOR_W2_DISCONNECT_L2CAP_FOR_MEDIA:
// printf(" ACP: AVDTP_ACCEPTOR_W4_L2CAP_FOR_MEDIA_DISCONNECTED\n");
// stream_endpoint->acceptor_config_state = AVDTP_ACCEPTOR_W4_L2CAP_FOR_MEDIA_DISCONNECTED;
// l2cap_disconnect(stream_endpoint->l2cap_media_cid, 0);
// break;
// case AVDTP_ACCEPTOR_W2_DISCONNECT_L2CAP_FOR_SIGNALING:
// printf(" ACP: AVDTP_ACCEPTOR_W4_L2CAP_FOR_SIGNALING_DISCONNECTED\n");
// stream_endpoint->acceptor_config_state = AVDTP_ACCEPTOR_W4_L2CAP_FOR_SIGNALING_DISCONNECTED;
// if (!stream_endpoint->connection){
// stream_endpoint->state = AVDTP_STREAM_ENDPOINT_IDLE;
// stream_endpoint->acceptor_config_state = AVDTP_ACCEPTOR_STREAM_CONFIG_IDLE;
// return 0;
// }
// l2cap_disconnect(stream_endpoint->connection->l2cap_signaling_cid, 0);
// break;
case AVDTP_ACCEPTOR_W2_REJECT_UNKNOWN_CMD:
printf(" ACP: REJECT\n");
stream_endpoint->reject_signal_identifier = 0;
avdtp_acceptor_send_response_reject(connection->l2cap_signaling_cid, reject_signal_identifier, connection->acceptor_transaction_label);
break;
case AVDTP_ACCEPTOR_W2_REJECT_WITH_ERROR_CODE:
printf(" ACP: REJECT\n");
stream_endpoint->reject_signal_identifier = 0;
stream_endpoint->error_code = 0;
avdtp_acceptor_send_response_reject_with_error_code(connection->l2cap_signaling_cid, reject_signal_identifier, error_code, connection->acceptor_transaction_label);
break;
default:
printf(" ACP: NOT IMPLEMENTED\n");
return 0;
}
return sent;
}

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@ -493,16 +493,15 @@ static int handle_l2cap_data_packet_for_connection(avdtp_connection_t * connecti
case AVDTP_SI_GET_CONFIGURATION:
case AVDTP_SI_OPEN:
case AVDTP_SI_START:
connection->query_seid = packet[2] >> 2;
stream_endpoint = get_avdtp_stream_endpoint_for_active_seid(connection->query_seid);
// printf(" handle_l2cap_data_packet_for_connection 2\n");
return handle_l2cap_data_packet_for_stream_endpoint(connection, stream_endpoint, packet, size);
case AVDTP_SI_RECONFIGURE:
//case AVDTP_SI_CLOSE:
connection->query_seid = packet[2] >> 2;
stream_endpoint = get_avdtp_stream_endpoint_for_active_seid(connection->query_seid);
return handle_l2cap_data_packet_for_stream_endpoint(connection, stream_endpoint, packet, size);
case AVDTP_SI_CLOSE:
connection->query_seid = packet[2] >> 2;
stream_endpoint = get_avdtp_stream_endpoint_for_active_seid(connection->query_seid);
printf(" AVDTP_SI_RECONFIGURE handle_l2cap_data_packet_for_connection 2\n");
return handle_l2cap_data_packet_for_stream_endpoint(connection, stream_endpoint, packet, size);
case AVDTP_SI_SUSPEND:{
int i;
for (i=2; i<size; i++){
@ -671,7 +670,7 @@ static void packet_handler(uint8_t packet_type, uint16_t channel, uint8_t *packe
connection->con_handle = con_handle;
connection->query_seid = 0;
connection->state = AVDTP_SIGNALING_CONNECTION_OPENED;
printf(" -> AVDTP_SIGNALING_CONNECTION_OPENED\n");
printf(" -> AVDTP_SIGNALING_CONNECTION_OPENED, connection %p\n", connection);
break;
}
@ -684,8 +683,9 @@ static void packet_handler(uint8_t packet_type, uint16_t channel, uint8_t *packe
if (stream_endpoint->l2cap_media_cid == 0){
if (stream_endpoint->state != AVDTP_STREAM_ENDPOINT_W4_L2CAP_FOR_MEDIA_CONNECTED) return;
stream_endpoint->state = AVDTP_STREAM_ENDPOINT_OPENED;
stream_endpoint->connection = connection;
stream_endpoint->l2cap_media_cid = local_cid;
printf(" -> AVDTP_STREAM_ENDPOINT_OPENED\n");
printf(" -> AVDTP_STREAM_ENDPOINT_OPENED, stream endpoint %p, connection %p\n", stream_endpoint, connection);
break;
}
break;
@ -694,8 +694,10 @@ static void packet_handler(uint8_t packet_type, uint16_t channel, uint8_t *packe
// data: event (8), len(8), channel (16)
local_cid = l2cap_event_channel_closed_get_local_cid(packet);
connection = get_avdtp_connection_for_l2cap_signaling_cid(local_cid);
printf(" -> L2CAP_EVENT_CHANNEL_CLOSED signaling cid 0x%0x\n", local_cid);
if (connection){
log_info(" -> L2CAP_EVENT_CHANNEL_CLOSED signaling cid 0x%0x", local_cid);
printf(" -> AVDTP_STREAM_ENDPOINT_IDLE, connection closed\n");
stream_endpoint = get_avdtp_stream_endpoint_for_connection(connection);
btstack_linked_list_remove(&avdtp_connections, (btstack_linked_item_t*) connection);
if (!stream_endpoint) break;
@ -714,9 +716,19 @@ static void packet_handler(uint8_t packet_type, uint16_t channel, uint8_t *packe
if (!stream_endpoint) return;
if (stream_endpoint->l2cap_media_cid == local_cid){
log_info(" -> L2CAP_EVENT_CHANNEL_CLOSED media cid 0x%0x", local_cid);
stream_endpoint->state = AVDTP_STREAM_ENDPOINT_CONFIGURED;
// printf(" -> L2CAP_EVENT_CHANNEL_CLOSED media cid 0x%0x, stream endpoint %p, connection %p", local_cid, stream_endpoint, stream_endpoint->connection);
stream_endpoint->l2cap_media_cid = 0;
if (stream_endpoint->state == AVDTP_STREAM_ENDPOINT_CLOSING){
if (stream_endpoint->connection){
// stream_endpoint->acceptor_config_state = AVDTP_ACCEPTOR_W2_ANSWER_CLOSED;
// avdtp_sink_request_can_send_now_acceptor(stream_endpoint->connection, stream_endpoint->connection->l2cap_signaling_cid);
break;
} else {
printf(" closing media channel, no signaling connection registered\n");
}
break;
}
stream_endpoint->state = AVDTP_STREAM_ENDPOINT_CONFIGURED;
break;
}