wlan_bearer/wlanengine/wlan_common/wlanengine_common_3.1/src/core_operation_release.cpp
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/wlan_bearer/wlanengine/wlan_common/wlanengine_common_3.1/src/core_operation_release.cpp Tue Feb 02 02:03:13 2010 +0200
@@ -0,0 +1,285 @@
+/*
+* Copyright (c) 2005-2010 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of the License "Eclipse Public License v1.0"
+* which accompanies this distribution, and is available
+* at the URL "http://www.eclipse.org/legal/epl-v10.html".
+*
+* Initial Contributors:
+* Nokia Corporation - initial contribution.
+*
+* Contributors:
+*
+* Description: Statemachine for connection release
+*
+*/
+
+/*
+* %version: 17 %
+*/
+
+#include "core_operation_release.h"
+#include "core_server.h"
+#include "am_debug.h"
+
+// ======== MEMBER FUNCTIONS ========
+
+// ---------------------------------------------------------------------------
+// ---------------------------------------------------------------------------
+//
+core_operation_release_c::core_operation_release_c(
+ u32_t request_id,
+ core_server_c* server,
+ abs_core_driverif_c* drivers,
+ abs_core_server_callback_c* adaptation,
+ core_release_reason_e reason ) :
+ core_operation_base_c( core_operation_release, request_id, server, drivers, adaptation,
+ core_base_flag_none ),
+ reason_m( reason )
+ {
+ DEBUG( "core_operation_release_c::core_operation_release_c()" );
+ }
+
+// ---------------------------------------------------------------------------
+// ---------------------------------------------------------------------------
+//
+core_operation_release_c::~core_operation_release_c()
+ {
+ DEBUG( "core_operation_release_c::~core_operation_release_c()" );
+
+ if ( server_m->get_connection_data() )
+ {
+ DEBUG( "core_operation_release_c::~core_operation_release_c() - marking is_disconnecting as false" );
+ server_m->get_connection_data()->set_disconnecting(
+ false_t );
+ }
+ }
+
+// ---------------------------------------------------------------------------
+// ---------------------------------------------------------------------------
+//
+core_error_e core_operation_release_c::next_state()
+ {
+ DEBUG( "core_operation_release_c::next_state()" );
+ switch( operation_state_m )
+ {
+ case core_state_init:
+ {
+ DEBUG( "core_operation_release_c::next_state() - core_state_init" );
+ // ensure state is correct
+ if( server_m->get_core_settings().connection_state()
+ == core_connection_state_notconnected )
+ {
+ return core_error_not_supported;
+ }
+
+ DEBUG( "core_operation_release_c::next_state() - marking is_disconnecting as true" );
+ server_m->get_connection_data()->set_disconnecting(
+ true_t );
+
+ server_m->cancel_roam_timer();
+ server_m->cancel_dhcp_timer();
+ server_m->get_wpx_adaptation_instance().handle_wpx_connection_stop();
+
+#ifdef _DEBUG
+ switch ( reason_m )
+ {
+ case core_release_reason_external_request:
+ DEBUG( "core_operation_release_c::next_state() - release due to core_release_reason_external_request" );
+ break;
+ case core_release_reason_max_roam_attempts_exceeded:
+ DEBUG( "core_operation_release_c::next_state() - release due to core_release_reason_max_roam_attempts_exceeded" );
+
+ switch ( server_m->get_connection_data()->last_roam_reason() )
+ {
+ case core_roam_reason_initial_connect:
+ DEBUG( "core_operation_release_c::next_state() - roam was initiated due to core_roam_reason_initial_connect" );
+ break;
+ case core_roam_reason_bss_lost:
+ DEBUG( "core_operation_release_c::next_state() - roam was initiated due to core_roam_reason_bss_lost" );
+ break;
+ case core_roam_reason_media_disconnect:
+ DEBUG( "core_operation_release_c::next_state() - roam was initiated due to core_roam_reason_media_disconnect" );
+ break;
+ case core_roam_reason_signal_strength:
+ DEBUG( "core_operation_release_c::next_state() - roam was initiated due to core_roam_reason_signal_strength" );
+ break;
+ case core_roam_reason_signal_loss_prediction:
+ DEBUG( "core_operation_release_c::next_state() - roam was initiated due to core_roam_reason_signal_loss_prediction" );
+ break;
+ case core_roam_reason_failed_reauthentication:
+ DEBUG( "core_operation_release_c::next_state() - roam was initiated due to core_roam_reason_failed_reauthentication" );
+ break;
+ default:
+ DEBUG( "core_operation_release_c::next_state() - roam was initiated due to an undefined reason" );
+ ASSERT( false_t );
+ }
+
+ switch ( server_m->get_connection_data()->last_roam_failed_reason() )
+ {
+ case core_roam_failed_reason_timeout:
+ DEBUG( "core_operation_release_c::next_state() - roam failed due to core_roam_failed_reason_timeout" );
+ break;
+ case core_roam_failed_reason_no_suitable_ap:
+ DEBUG( "core_operation_release_c::next_state() - roam failed due to core_roam_failed_reason_no_suitable_ap" );
+ break;
+ case core_roam_failed_reason_ap_status_code:
+ DEBUG( "core_operation_release_c::next_state() - roam failed due to core_roam_failed_reason_ap_status_code" );
+ break;
+ case core_roam_failed_reason_eapol_failure:
+ DEBUG( "core_operation_release_c::next_state() - roam failed due to core_roam_failed_reason_eapol_failure" );
+ break;
+ case core_roam_failed_reason_other_failure:
+ DEBUG( "core_operation_release_c::next_state() - roam failed due to core_roam_failed_reason_other_failure" );
+ break;
+ default:
+ DEBUG( "core_operation_release_c::next_state() - roam failed due to an undefined reason" );
+ ASSERT( false_t );
+ }
+ break;
+ case core_release_reason_hw_failure:
+ DEBUG( "core_operation_release_c::next_state() - release due to core_release_reason_hw_failure" );
+ break;
+ case core_release_reason_tkip_mic_failure:
+ DEBUG( "core_operation_release_c::next_state() - release due to core_release_reason_tkip_mic_failure" );
+ break;
+ case core_release_reason_other:
+ DEBUG( "core_operation_release_c::next_state() - release due to core_release_reason_other" );
+ break;
+ default:
+ DEBUG( "core_operation_release_c::next_state() - release due to an undefined reason" );
+ ASSERT( false_t );
+ }
+
+ server_m->get_core_settings().roam_metrics().trace_current_roam_metrics();
+#endif // _DEBUG
+
+ /**
+ * EAPOL must notified about the disassociation.
+ */
+ if ( ( server_m->get_connection_data()->iap_data().is_eap_used() ||
+ server_m->get_connection_data()->iap_data().is_wapi_used() ) &&
+ server_m->get_connection_data()->current_ap_data() )
+ {
+ /*const*/ core_mac_address_s bssid =
+ server_m->get_connection_data()->current_ap_data()->bssid();
+
+ network_id_c network(
+ &bssid.addr[0],
+ MAC_ADDR_LEN,
+ &server_m->own_mac_addr().addr[0],
+ MAC_ADDR_LEN,
+ server_m->get_eapol_instance().ethernet_type() );
+
+ DEBUG6( "core_operation_release_c::next_state() - EAPOL disassociation from BSSID %02X:%02X:%02X:%02X:%02X:%02X",
+ bssid.addr[0], bssid.addr[1], bssid.addr[2],
+ bssid.addr[3], bssid.addr[4], bssid.addr[5] );
+
+ server_m->get_eapol_instance().disassociation( &network );
+ }
+
+ // disable user data
+ drivers_m->disable_user_data( request_id_m );
+ operation_state_m = core_state_disable_user_data;
+ break;
+ }
+ case core_state_disable_user_data:
+ {
+ DEBUG( "core_operation_release_c::next_state() - core_state_disable_user_data" );
+ drivers_m->set_tx_power_level(
+ request_id_m,
+ server_m->get_device_settings().tx_power_level );
+ operation_state_m = core_state_tx_power_level;
+ break;
+ }
+ case core_state_tx_power_level:
+ {
+ DEBUG( "core_operation_release_c::next_state() - core_state_tx_power_level" );
+
+ u32_t tx_level = server_m->get_device_settings().tx_power_level;
+
+ if ( server_m->get_connection_data()->last_tx_level() != tx_level )
+ {
+ DEBUG( "core_operation_release_c::next_state() - TX level has changed, notifying change" );
+
+ adaptation_m->notify(
+ core_notification_tx_power_level_changed,
+ sizeof( tx_level ),
+ reinterpret_cast<u8_t*>( &tx_level ) );
+
+ server_m->get_connection_data()->set_last_tx_level( tx_level );
+ }
+
+ drivers_m->disconnect( request_id_m );
+ operation_state_m = core_state_disconnect;
+ break;
+ }
+ case core_state_disconnect:
+ {
+ DEBUG( "core_operation_release_c::next_state() - core_state_disconnect" );
+
+ // notify adaptation
+ core_connection_state_e state = core_connection_state_notconnected;
+ server_m->get_core_settings().set_connection_state( state );
+
+ if ( server_m->get_connection_data()->last_connection_state() != state )
+ {
+ u8_t buf[5];
+ buf[0] = static_cast<u8_t>( state );
+ buf[1] = static_cast<u8_t>( reason_m );
+ buf[2] = 0;
+ buf[3] = 0;
+ if ( reason_m == core_release_reason_max_roam_attempts_exceeded )
+ {
+ buf[2] = static_cast<u8_t>(
+ server_m->get_connection_data()->last_roam_reason() );
+ buf[3] = static_cast<u8_t>(
+ server_m->get_connection_data()->last_roam_failed_reason() );
+ }
+
+ adaptation_m->notify(
+ core_notification_connection_state_changed,
+ sizeof( buf ),
+ buf );
+
+ server_m->get_connection_data()->set_last_connection_state(
+ state );
+ }
+
+ // destroy connection data
+ server_m->clear_connection_data();
+
+ // Cancel any operations that depend on an active connection.
+ server_m->cancel_operations_with_flags(
+ core_operation_base_c::core_base_flag_connection_needed );
+
+ return core_error_ok;
+ }
+ default:
+ {
+ ASSERT( false_t );
+ }
+ }
+ return core_error_request_pending;
+ }
+
+// ---------------------------------------------------------------------------
+// ---------------------------------------------------------------------------
+//
+void core_operation_release_c::user_cancel(
+ bool_t do_graceful_cancel )
+ {
+ DEBUG( "core_operation_release_c::user_cancel()" );
+
+ if ( !do_graceful_cancel )
+ {
+ core_operation_base_c::user_cancel( do_graceful_cancel );
+ return;
+ }
+
+ /**
+ * On graceful cancel this operation must be executed completely
+ * to guarantee disconnect. Therefore user_cancel() is ignored.
+ */
+ }