wlan_bearer/wlanengine/wlan_common/wlanengine_common_3.1/src/core_frame_action_wmm.cpp
changeset 0 c40eb8fe8501
--- /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()" );
+    }