15 1 ( ) Vol. 15 No. 1
2007 2 Journalof Anhui Instituteof Architecture & Industry Feb. 2007
Linux
: ;Linux;Q T designer ; shell
:TP393 08 :A :1006 4540(2007)01 062 03
Q IAN Chao Yang1 , XU Ying hu2 , XI Fang lang3
(1 College of Computer and Information Science ,Hefei University of Technology, Hefei 230009 ;2 Hospital of Chaohu, Chaohu 238000;3 Chinese Medicine Hospital of Susong County, Susong 246501)how to construct a firewall with graphical interface for users in Linux OS int roduced in thepaper how and how to make a grap hicai interface wit h Q T designer was int roduced emp haticallg. wewilla example to explain in the end.firewall Linux;Q T designer GU I
Linux , (3) windows xp
Linux [ 1 ] , IP 1
(1) red hat linux9. 0 1
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(2) windows 2000 server
:2006 10 11
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7 , : Linux 63
Iptables (Linux2. 4 Ipchains) :s h e ll : IPs h e ll ,
: IP
2.2 QTdesigner
2 QT designer
Q T designer , C++ ,:New File/Project - >C+ + Project ,
, ,firewall C++ , ,
F
, , .
, 3 2. 5
Delp hi (1)s h e ll ,
, shell
,
64 ( ) 15
?reset shell (5)Signal Slot
2 , : INET QT Signal Slot ,_IP= 1 ,LA N_IP= 2 ,
QT , :
2 2 ,
, ( firewall.pro ):
, s h e ll
(2) Make
QString: :arg()
reset=tr(( sh reset
IP) .a r g(LA N_I P)) ; ,
(3) , ,
Qstring reset=t r ( ( shreset . sh%1%2) .arg(IN ET_IP) .arg(LAN_IP)) ;
chmod +Xreset . sh 2 Xt
[M] : ,2002
(4) 3 , , , [M]
, s h e ll : ,2004sysytem() 4 , , ,system() [M] :
QT ,2006shell ,
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