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support l2cap le conn param update request via l2cap_run in l2cap_le.c

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This commit is contained in:
Matthias Ringwald 2015-08-12 14:42:12 +02:00
parent b68d7bc3c3
commit c4a9be5e1b
1 changed files with 21 additions and 16 deletions
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37
ble/l2cap_le.c
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@ -226,30 +226,35 @@ static void l2cap_run(void){
hci_connections_get_iterator(&it);
while(linked_list_iterator_has_next(&it)){
hci_connection_t * connection = (hci_connection_t *) linked_list_iterator_next(&it);
int result;
if (!hci_can_send_acl_packet_now(connection->con_handle)) continue;
uint8_t *acl_buffer;
uint16_t len;
switch (connection->le_con_parameter_update_state){
case CON_PARAMETER_UPDATE_SEND_REQUEST:
connection->le_con_parameter_update_state = CON_PARAMETER_UPDATE_NONE;
hci_reserve_packet_buffer();
acl_buffer = hci_get_outgoing_packet_buffer();
len = l2cap_le_create_connection_parameter_update_request(acl_buffer, connection->con_handle, connection->le_con_param_update_identifier,
connection->le_conn_interval_min, connection->le_conn_interval_max, connection->le_conn_latency, connection->le_supervision_timeout);
hci_send_acl_packet_buffer(len);
break;
case CON_PARAMETER_UPDATE_SEND_RESPONSE:
result = 0;
connection->le_con_parameter_update_state = CON_PARAMETER_UPDATE_CHANGE_HCI_CON_PARAMETERS;
hci_reserve_packet_buffer();
acl_buffer = hci_get_outgoing_packet_buffer();
len = l2cap_le_create_connection_parameter_update_response(acl_buffer, connection->con_handle, connection->le_con_param_update_identifier, 0);
hci_send_acl_packet_buffer(len);
break;
case CON_PARAMETER_UPDATE_DENY:
result = 1;
connection->le_con_parameter_update_state = CON_PARAMETER_UPDATE_NONE;
hci_reserve_packet_buffer();
acl_buffer = hci_get_outgoing_packet_buffer();
len = l2cap_le_create_connection_parameter_update_response(acl_buffer, connection->con_handle, connection->le_con_param_update_identifier, 1);
hci_send_acl_packet_buffer(len);
break;
default:
result = -1;
break;
}
if (result < 0) break;
if (!hci_can_send_acl_packet_now(connection->con_handle)) break;
hci_reserve_packet_buffer();
uint8_t *acl_buffer = hci_get_outgoing_packet_buffer();
connection->le_con_parameter_update_state = CON_PARAMETER_UPDATE_NONE;
uint16_t len = l2cap_le_create_connection_parameter_update_response(acl_buffer, connection->con_handle, connection->le_con_param_update_identifier, result);
hci_send_acl_packet_buffer(len);
if (result == 0){
connection->le_con_parameter_update_state = CON_PARAMETER_UPDATE_CHANGE_HCI_CON_PARAMETERS;
}
}
}