diff -r 000000000000 -r c40eb8fe8501 wlan_bearer/wlanengine/wlan_common/wlanengine_common_3.1/src/core_frame_rm_ie_beacon_report.cpp --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/wlan_bearer/wlanengine/wlan_common/wlanengine_common_3.1/src/core_frame_rm_ie_beacon_report.cpp Tue Feb 02 02:03:13 2010 +0200 @@ -0,0 +1,278 @@ +/* +* Copyright (c) 2006-2009 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 RM Beacon Report IEs +* +*/ + + +#include "core_frame_rm_ie_beacon_report.h" +#include "core_frame_rm_ie_beacon_report_ie.h" +#include "core_frame_dot11_ie.h" +#include "core_tools.h" +#include "core_tools_parser.h" +#include "core_types.h" +#include "am_debug.h" + +const u8_t CORE_FRAME_RM_IE_BEACON_REPORT_MIN_LENGTH = 5; + +//#define WLAN_CORE_FRAME_RM_IE_BEACON_REPORT_IE_DEBUG + +// --------------------------------------------------------------------------- +// --------------------------------------------------------------------------- +// +core_frame_rm_ie_beacon_report_c* core_frame_rm_ie_beacon_report_c::instance( + u8_t measurement_token, + u8_t measurement_request_mode, + core_frame_rm_ie_beacon_report_ie_c* ie ) + { + DEBUG( "core_frame_rm_ie_beacon_report_c::instance()" ); + + const u16_t required_buffer_length = ie->length() + CORE_FRAME_RM_IE_BEACON_REPORT_MIN_LENGTH; + + u8_t* buffer = new u8_t[ required_buffer_length ]; + if ( !buffer ) + { + DEBUG( "core_frame_rm_ie_beacon_report_c::instance() - unable create the internal buffer" ); + return NULL; + } + + core_frame_rm_ie_beacon_report_c* instance = + new core_frame_rm_ie_beacon_report_c( 0, buffer, required_buffer_length ); + if ( !instance ) + { + DEBUG( "core_frame_rm_ie_beacon_report_c::instance() - unable to create an instance" ); + delete[] buffer; + + return NULL; + } + + instance->generate( + measurement_token, + measurement_request_mode, + ie ); + + return instance; + } + +// --------------------------------------------------------------------------- +// --------------------------------------------------------------------------- +// +core_frame_rm_ie_beacon_report_c* core_frame_rm_ie_beacon_report_c::instance( + u8_t measurement_token, + u8_t measurement_request_mode, + core_frame_rm_ie_beacon_report_ie_c* ie, + core_frame_rm_ie_beacon_report_frame_body_ie_c* frame_body_ie ) + { + DEBUG( "core_frame_rm_ie_beacon_report_c::instance()" ); + + const u16_t required_buffer_length = ie->length() + frame_body_ie->data_length() + CORE_FRAME_RM_IE_BEACON_REPORT_MIN_LENGTH; + + u8_t* buffer = new u8_t[ required_buffer_length ]; + if ( !buffer ) + { + DEBUG( "core_frame_rm_ie_beacon_report_c::instance() - unable create the internal buffer" ); + return NULL; + } + + core_frame_rm_ie_beacon_report_c* instance = + new core_frame_rm_ie_beacon_report_c( 0, buffer, required_buffer_length ); + if ( !instance ) + { + DEBUG( "core_frame_rm_ie_beacon_report_c::instance() - unable to create an instance" ); + delete[] buffer; + + return NULL; + } + + instance->generate( + measurement_token, + measurement_request_mode, + ie, + frame_body_ie ); + + return instance; + } + +// --------------------------------------------------------------------------- +// --------------------------------------------------------------------------- +// +void core_frame_rm_ie_beacon_report_c::generate( + u8_t measurement_token, + u8_t measurement_request_mode, + core_frame_rm_ie_beacon_report_ie_c* ie ) + { + DEBUG( "core_frame_rm_ie_beacon_report_c::generate()" ); + +#ifdef WLAN_CORE_FRAME_RM_IE_BEACON_REPORT_IE_DEBUG + DEBUG1( "core_frame_rm_ie_beacon_report_c::generate() - max frame length: %u", + max_data_length_m ); + DEBUG1( "core_frame_rm_ie_beacon_report_c::generate() - real frame length: %u", + data_length_m ); + DEBUG1( "core_frame_rm_ie_beacon_report_c::generate() - data_m is at 0x%08X", + data_m ); + DEBUG1( "core_frame_rm_ie_beacon_report_c::generate() - current_ie_m is at 0x%08X", + current_ie_m ); + DEBUG1( "core_frame_rm_ie_beacon_report_c::generate() - data end is at 0x%08X", + data_m + data_length_m ); + DEBUG1( "core_frame_rm_ie_beacon_report_c::generate() - maximum IE length is %u", + current_ie_max_length_m ); +#endif // WLAN_CORE_FRAME_RM_IE_BEACON_REPORT_IE_DEBUG + + core_frame_rm_ie_c::generate( + measurement_token, + measurement_request_mode, + core_frame_rm_ie_c::core_frame_rm_ie_action_type_beacon_request ); + + ASSERT( max_data_length_m ); + + if ( data_length_m + ie->length() <= max_data_length_m ) + { + DEBUG( "core_frame_rm_ie_beacon_report_c::generate() - enough size for IE, appending IE" ); + core_tools_c::copy( + &data_m[data_length_m], + ie->data(), + ie->length() ); + data_length_m += ie->length(); + set_length( data_length_m ); + } + else + { + DEBUG2( "core_frame_rm_ie_beacon_report_c::generate() - unable to append, IE size %u vs. available size %u", + ie->length(), max_data_length_m - data_length_m ); + } + +#ifdef WLAN_CORE_FRAME_RM_IE_BEACON_REPORT_IE_DEBUG + DEBUG1( "core_frame_rm_ie_beacon_report_c::generate() - max frame length: %u", + max_data_length_m ); + DEBUG1( "core_frame_rm_ie_beacon_report_c::generate() - real frame length: %u", + max_data_length_m ); + DEBUG1( "core_frame_rm_ie_beacon_report_c::generate() - data_m is at %08X", + data_m ); + DEBUG1( "core_frame_rm_ie_beacon_report_c::generate() - current_ie_m is at %08X", + current_ie_m ); + DEBUG1( "core_frame_rm_ie_beacon_report_c::generate() - data end is at %08X", + data_m + data_length_m ); + DEBUG1( "core_frame_rm_ie_beacon_report_c::generate() - maximum IE length is %u", + current_ie_max_length_m ); +#endif // WLAN_CORE_FRAME_RM_IE_BEACON_REPORT_IE_DEBUG + + // check generated data length doesn't exceed allocated buffer + ASSERT( data_length_m <= max_data_length_m ); + + } + +// --------------------------------------------------------------------------- +// --------------------------------------------------------------------------- +// +void core_frame_rm_ie_beacon_report_c::generate( + u8_t measurement_token, + u8_t measurement_request_mode, + core_frame_rm_ie_beacon_report_ie_c* ie, + core_frame_rm_ie_beacon_report_frame_body_ie_c* frame_body_ie ) + { + DEBUG( "core_frame_rm_ie_beacon_report_c::generate()" ); + +#ifdef WLAN_CORE_FRAME_RM_IE_BEACON_REPORT_IE_DEBUG + DEBUG1( "core_frame_rm_ie_beacon_report_c::generate() - max frame length: %u", + max_data_length_m ); + DEBUG1( "core_frame_rm_ie_beacon_report_c::generate() - real frame length: %u", + data_length_m ); + DEBUG1( "core_frame_rm_ie_beacon_report_c::generate() - data_m is at 0x%08X", + data_m ); + DEBUG1( "core_frame_rm_ie_beacon_report_c::generate() - current_ie_m is at 0x%08X", + current_ie_m ); + DEBUG1( "core_frame_rm_ie_beacon_report_c::generate() - data end is at 0x%08X", + data_m + data_length_m ); + DEBUG1( "core_frame_rm_ie_beacon_report_c::generate() - maximum IE length is %u", + current_ie_max_length_m ); +#endif // WLAN_CORE_FRAME_RM_IE_BEACON_REPORT_IE_DEBUG + + core_frame_rm_ie_c::generate( + measurement_token, + measurement_request_mode, + core_frame_rm_ie_c::core_frame_rm_ie_action_type_beacon_request ); + + ASSERT( max_data_length_m ); + + if ( data_length_m + ie->length() <= max_data_length_m ) + { + DEBUG( "core_frame_rm_ie_beacon_report_c::generate() - enough size for IE, appending IE" ); + core_tools_c::copy( + &data_m[data_length_m], + ie->data(), + ie->length() ); + data_length_m += ie->length(); + set_length( data_length_m ); + } + else + { + DEBUG2( "core_frame_rm_ie_beacon_report_c::generate() - unable to append, IE size %u vs. available size %u", + ie->length(), max_data_length_m - data_length_m ); + } + + if ( data_length_m + frame_body_ie->data_length() <= max_data_length_m ) + { + DEBUG( "core_frame_rm_ie_beacon_report_c::generate() - enough size for REPORTED FRAME BODY IE, appending IE" ); + core_tools_c::copy( + &data_m[data_length_m], + frame_body_ie->data(), + frame_body_ie->data_length() ); + data_length_m += frame_body_ie->data_length(); + set_length( data_length_m ); + } + else + { + DEBUG2( "core_frame_rm_ie_beacon_report_c::generate() - unable to append, REPORTED FRAME BODY IE size %u vs. available size %u", + frame_body_ie->data_length(), max_data_length_m - data_length_m ); + } + +#ifdef WLAN_CORE_FRAME_RM_IE_BEACON_REPORT_IE_DEBUG + DEBUG1( "core_frame_rm_ie_beacon_report_c::generate() - max frame length: %u", + max_data_length_m ); + DEBUG1( "core_frame_rm_ie_beacon_report_c::generate() - real frame length: %u", + max_data_length_m ); + DEBUG1( "core_frame_rm_ie_beacon_report_c::generate() - data_m is at %08X", + data_m ); + DEBUG1( "core_frame_rm_ie_beacon_report_c::generate() - current_ie_m is at %08X", + current_ie_m ); + DEBUG1( "core_frame_rm_ie_beacon_report_c::generate() - data end is at %08X", + data_m + data_length_m ); + DEBUG1( "core_frame_rm_ie_beacon_report_c::generate() - maximum IE length is %u", + current_ie_max_length_m ); +#endif // WLAN_CORE_FRAME_RM_IE_BEACON_REPORT_IE_DEBUG + + // check generated data length doesn't exceed allocated buffer + ASSERT( data_length_m <= max_data_length_m ); + + } + +// --------------------------------------------------------------------------- +// --------------------------------------------------------------------------- +// +core_frame_rm_ie_beacon_report_c::~core_frame_rm_ie_beacon_report_c() + { + } + +// --------------------------------------------------------------------------- +// --------------------------------------------------------------------------- +// +core_frame_rm_ie_beacon_report_c::core_frame_rm_ie_beacon_report_c( + u16_t data_length, + const u8_t* data, + u16_t max_data_length ) : + core_frame_rm_ie_c( data_length, data, max_data_length ), + current_ie_m( NULL ), + current_ie_max_length_m( 0 ) + { + }