securitysettings/cpwlansecurityuiplugins/cpwpa2ui/src/wpa2keyvalidator.cpp
changeset 26 9abfd4f00d37
parent 25 e03a3db4489e
child 27 9660a5eb236f
--- a/securitysettings/cpwlansecurityuiplugins/cpwpa2ui/src/wpa2keyvalidator.cpp	Thu May 13 22:51:27 2010 +0300
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,142 +0,0 @@
-/*
- * Copyright (c) 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: 
- *   Validate WPA2 only keys
- *
- */
-/*
- * %version: 1 %
- */
-
-#include <QString>
-#include "wpa2keyvalidator.h"
-
-/*!
-    \class Wpa2KeyValidator wpa2keyvalidator.cpp
-    \brief Utilities for WPA2 only key validations.
-    
-*/
-/*!
-    \enum Wpa2KeyValidator::KeyStatus
-    This enum defines the validation results.
-
-    \var Wpa2KeyValidator::KeyStatusOk
-    Key is valid.
-    
-    \var Wpa2KeyValidator::KeyStatusIllegalCharacters
-    Key contains illegal characters.
-    
-    \var Wpa2KeyValidator::KeyStatusWpa2TooShort
-    WPA key is too short. Minimum allowed length is 8. See 
-    WlanWizardUtils::validateWpaKey().
-    
-    \var Wpa2KeyValidator::KeyStatusWpa2TooLong
-    WPA key is too long. Minimum allowed length is 64 for hex key and 63 for 
-    ascii key. See WlanWizardUtils::validateWpaKey().
-*/
-
-/*! 
- * Process WPA2 key validation. A passphrase can contain from 8 to 63 ASCII
- * characters where each character MUST have a decimal encoding in the range of
- * 32 to 126, inclusive.
- *
- * A preshared key is stored as 64 character hex string.
- * 
- * @param key PSK to be validated
- * 
- * @return Following values are possible
- * - KeyStatusOk
- * - KeyStatusIllegalCharacters
- * - KeyStatusWpa2TooShort
- * - KeyStatusWpa2TooLong
- */
-Wpa2KeyValidator::KeyStatus Wpa2KeyValidator::validateWpa2Key(const QString &key)
-{
-    int length = key.length();
-    KeyStatus ret = KeyStatusOk;
-
-    if (length < Wpa2MinLenght) {
-        ret = KeyStatusWpa2TooShort;
-    }
-    else if (length > Wpa2MaxLenght) {
-        ret = KeyStatusWpa2TooLong;
-    }
-    // hex string
-    else if (length == Wpa2MaxLenght) {
-        ret = isHex(key);
-    }
-    else {
-        ret = isAscii(key);
-    }
-
-    return ret;
-}
-
-
-/*!
- * Process Ascii validation. Allowed characters are from 32 to 126.
- * 
- * @param key to be validated.
- * 
- * @return Following values are possible
- * - KeyStatusOk
- * - KeyStatusIllegalCharacters
- */
-Wpa2KeyValidator::KeyStatus Wpa2KeyValidator::isAscii(const QString &key)
-{
-    QChar ch32(32);
-    QChar ch126(126);
-
-    const QChar *data = key.data();
-    while (!data->isNull()) {
-        if ((*data) < ch32 || (*data) > ch126) {
-            return KeyStatusIllegalCharacters;
-        }
-        ++data;
-    }
-    return KeyStatusOk;
-}
-
-/*!
- * Process Hex validation. Allowed characters are
- * - from 0 to 9
- * - from a to f
- * - from A to F
- * 
- * @param key to be validated.
- * 
- * @return Following values are possible
- * - KeyStatusOk
- * - KeyStatusIllegalCharacters
- */
-Wpa2KeyValidator::KeyStatus Wpa2KeyValidator::isHex(const QString &key)
-{
-    QChar ch_A(65); // Character: A
-    QChar ch_F(70); // Character: F
-    QChar ch_a(97); // Character: a
-    QChar ch_f(102);// Character: f
-
-    const QChar *data = key.data();
-    while (!data->isNull()) {
-        if (data->isDigit() ||
-            (*data) >= ch_a && (*data) <= ch_f ||
-            (*data) >= ch_A && (*data) <= ch_F) {
-            ++data;
-        }
-        else {
-            return KeyStatusIllegalCharacters;
-        }
-    }
-    return KeyStatusOk;
-}