diff -r 000000000000 -r c40eb8fe8501 wlan_bearer/wlanengine/wlan_common/wlanengine_common_3.1/src/core_frame_action_wmm.cpp --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/wlan_bearer/wlanengine/wlan_common/wlanengine_common_3.1/src/core_frame_action_wmm.cpp Tue Feb 02 02:03:13 2010 +0200 @@ -0,0 +1,205 @@ +/* +* Copyright (c) 2006-2007 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: Class for parsing and generating 802.11 action frames in WMM category. +* +*/ + + +#include "core_frame_action_wmm.h" +#include "core_frame_wmm_ie_tspec.h" +#include "core_tools.h" +#include "am_debug.h" + +// ======== MEMBER FUNCTIONS ======== + +const u16_t CORE_FRAME_ACTION_WMM_MIN_LENGTH = 28; +const u16_t CORE_FRAME_ACTION_WMM_LENGTH = 200; +const u16_t CORE_FRAME_ACTION_WMM_TYPE_INDEX = 25; +const u16_t CORE_FRAME_ACTION_WMM_TOKEN_INDEX = 26; +const u16_t CORE_FRAME_ACTION_WMM_STATUS_INDEX = 27; +const u16_t CORE_FRAME_ACTION_WMM_IE_INDEX = 4; + +// --------------------------------------------------------------------------- +// --------------------------------------------------------------------------- +// +core_frame_action_wmm_c* core_frame_action_wmm_c::instance( + const core_frame_action_c& frame ) + { + DEBUG( "core_frame_action_wmm_c::instance()" ); + + if ( frame.data_length() < CORE_FRAME_ACTION_WMM_MIN_LENGTH ) + { + DEBUG( "core_frame_action_wmm_c::instance() - not a valid 802.11 frame, frame is too short" ); + + return NULL; + } + + core_frame_action_wmm_c* instance = new core_frame_action_wmm_c( + frame.data_length(), + frame.data(), + 0 ); + if ( !instance ) + { + DEBUG( "core_frame_action_wmm_c::instance() - unable to create an instance" ); + + return NULL; + } + + return instance; + } + +// --------------------------------------------------------------------------- +// --------------------------------------------------------------------------- +// +core_frame_action_wmm_c* core_frame_action_wmm_c::instance( + u16_t duration, + const core_mac_address_s& destination, + const core_mac_address_s& source, + const core_mac_address_s& bssid, + u16_t sequence_control, + u8_t action_type, + u8_t dialog_token, + u8_t status, + const core_frame_wmm_ie_tspec_c* tspec ) + { + const u8_t max_data_length = CORE_FRAME_ACTION_WMM_LENGTH; + + u8_t* buffer = new u8_t[max_data_length]; + if ( !buffer ) + { + DEBUG( "core_frame_action_wmm_c::instance() - unable create the internal buffer" ); + return NULL; + } + + core_frame_action_wmm_c* instance = + new core_frame_action_wmm_c( 0, buffer, max_data_length ); + if ( !instance ) + { + DEBUG( "core_frame_action_wmm_c::instance() - unable to create an instance" ); + delete[] buffer; + buffer = NULL; + + return NULL; + } + + instance->generate( + duration, + destination, + source, + bssid, + sequence_control, + action_type, + dialog_token, + status, + tspec ); + + return instance; + } + +// --------------------------------------------------------------------------- +// --------------------------------------------------------------------------- +// +core_frame_action_wmm_c::~core_frame_action_wmm_c() + { + DEBUG( "core_frame_action_wmm_c::~core_frame_action_wmm_c()" ); + } + +// --------------------------------------------------------------------------- +// --------------------------------------------------------------------------- +// +u8_t core_frame_action_wmm_c::action_type() const + { + return data_m[CORE_FRAME_ACTION_WMM_TYPE_INDEX]; + } + +// --------------------------------------------------------------------------- +// --------------------------------------------------------------------------- +// +u8_t core_frame_action_wmm_c::dialog_token() const + { + return data_m[CORE_FRAME_ACTION_WMM_TOKEN_INDEX]; + } + +// --------------------------------------------------------------------------- +// --------------------------------------------------------------------------- +// +u8_t core_frame_action_wmm_c::status() const + { + return data_m[CORE_FRAME_ACTION_WMM_STATUS_INDEX]; + } + +// --------------------------------------------------------------------------- +// --------------------------------------------------------------------------- +// +u16_t core_frame_action_wmm_c::first_ie_offset() const + { + DEBUG( "core_frame_action_wmm_c::first_ie_offset()" ); + + return CORE_FRAME_ACTION_WMM_IE_INDEX; + } + + +// --------------------------------------------------------------------------- +// --------------------------------------------------------------------------- +// +void core_frame_action_wmm_c::generate( + u16_t duration, + const core_mac_address_s& destination, + const core_mac_address_s& source, + const core_mac_address_s& bssid, + u16_t sequence_control, + u8_t action_type, + u8_t dialog_token, + u8_t status, + const core_frame_wmm_ie_tspec_c* tspec ) + { + ASSERT( !data_length_m ); + ASSERT( max_data_length_m ); + + core_frame_action_c::generate( + duration, + destination, + source, + bssid, + sequence_control, + core_frame_action_c::core_dot11_action_category_wmm_qos ); + + // Action Type + data_m[data_length_m++] = action_type; + + // Dialog Token + data_m[data_length_m++] = dialog_token; + + // Status + data_m[data_length_m++] = status; + + // TSPEC + core_tools_c::copy( + &data_m[data_length_m], + tspec->data(), + tspec->data_length() ); + data_length_m += tspec->data_length(); + } + +// --------------------------------------------------------------------------- +// --------------------------------------------------------------------------- +// +core_frame_action_wmm_c::core_frame_action_wmm_c( + u16_t data_length, + const u8_t* data, + u16_t max_data_length ) : + core_frame_action_c( data_length, data, max_data_length ) + { + DEBUG( "core_frame_action_wmm_c::core_frame_action_wmm_c()" ); + }