drivers/net/wireless/rtlink/Utility/qhexvalidator.cpp

   1 /*
   2  ***************************************************************************
   3  * Ralink Tech Inc.
   4  * 4F, No. 2 Technology 5th     Rd.
   5  * Science-based Industrial     Park
   6  * Hsin-chu, Taiwan, R.O.C.
   7  *
   8  * (c) Copyright 2002, Ralink Technology, Inc.
   9  *
  10  * All rights reserved. Ralink's source code is an unpublished work     and     the
  11  * use of a     copyright notice does not imply otherwise. This source code
  12  * contains     confidential trade secret material of Ralink Tech. Any attemp
  13  * or participation     in deciphering, decoding, reverse engineering or in     any
  14  * way altering the     source code     is stricitly prohibited, unless the     prior
  15  * written consent of Ralink Technology, Inc. is obtained.
  16  ***************************************************************************
  17
  18         Module Name:
  19         qhexvalidator.cpp
  20
  21         Abstract:
  22                 Implement hex validator for WEP security.
  23
  24         Revision History:
  25         Who                     When              What
  26         --------        ----------        ----------------------------------------------
  27         Paul Wu         01-22-2003        created
  28
  29 */
  30
  31
  32 #include <qvalidator.h>
  33 #include <qwidget.h>
  34 #include <malloc.h>
  35
  36 #include "qhexvalidator.h"
  37
  38 QHexValidator::QHexValidator ( QWidget * parent, const char * name )
  39   : QValidator(parent, name)
  40 {
  41
  42 }
  43
  44 QHexValidator::~QHexValidator()
  45 {}
  46
  47 QValidator::State QHexValidator::validate ( QString &str, int &pos ) const
  48 {
  49         char *tmp;
  50         char ch;
  51         unsigned int i;
  52         bool ok=FALSE;
  53
  54         if(str.length() == 0)
  55                 return QValidator::Acceptable;
  56
  57         tmp = (char *)malloc(str.length()+1);
  58         if(!tmp)
  59                 return QValidator::Invalid;
  60         strcpy(tmp, str.data());
  61         for(i=0; i<str.length(); i++)
  62         {
  63                 ch = *(tmp+i);
  64                 if( ((ch >= 'a') && (ch <= 'f')) || ((ch >= 'A') && (ch <= 'F')) ||
  65                   ((ch >= '0') && (ch <= '9')) )
  66                 {
  67                         ok=TRUE;
  68                 }
  69                 else
  70                 {
  71                         ok=FALSE;
  72                         break;
  73                 }
  74         }
  75
  76         //free(tmp);
  77         if(ok)
  78         {
  79                 return QValidator::Acceptable;
  80         }
  81         else
  82         {
  83                 return QValidator::Invalid;
  84         }
  85         pos=0; //avoid compile warning
  86
  87 }
  88
  89