diff options
Diffstat (limited to 'kio/misc/kpac/discovery.cpp')
-rw-r--r-- | kio/misc/kpac/discovery.cpp | 147 |
1 files changed, 0 insertions, 147 deletions
diff --git a/kio/misc/kpac/discovery.cpp b/kio/misc/kpac/discovery.cpp deleted file mode 100644 index 4f33d1389..000000000 --- a/kio/misc/kpac/discovery.cpp +++ /dev/null @@ -1,147 +0,0 @@ -/* - Copyright (c) 2003 Malte Starostik <malte@kde.org> - - This library is free software; you can redistribute it and/or - modify it under the terms of the GNU Library General Public - License as published by the Free Software Foundation; either - version 2 of the License, or (at your option) any later version. - - This library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Library General Public License for more details. - - You should have received a copy of the GNU Library General Public License - along with this library; see the file COPYING.LIB. If not, write to - the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, - Boston, MA 02110-1301, USA. -*/ - - -#include "config.h" - -#include <netdb.h> - -#ifdef HAVE_SYS_TYPES_H -#include <sys/types.h> -#endif -#ifdef HAVE_NETINET_IN_H -#include <netinet/in.h> -#endif -#include <arpa/nameser.h> -#ifdef HAVE_ARPA_NAMESER8_COMPAT_H -#include <arpa/nameser8_compat.h> -#endif -#ifdef HAVE_SYS_PARAM_H -// Basically, the BSDs need this before resolv.h -#include <sys/param.h> -#endif -#include <resolv.h> -#include <sys/utsname.h> - -#include <tqtimer.h> - -#include <klocale.h> -#include <kprocio.h> -#include <kurl.h> - -#include "discovery.moc" - -namespace KPAC -{ - Discovery::Discovery( TQObject* parent ) - : Downloader( parent ), - m_helper( new KProcIO ) - { - connect( m_helper, TQT_SIGNAL( readReady( KProcIO* ) ), TQT_SLOT( helperOutput() ) ); - connect( m_helper, TQT_SIGNAL( processExited( TDEProcess* ) ), TQT_SLOT( failed() ) ); - *m_helper << "kpac_dhcp_helper"; - - if ( !m_helper->start() ) - TQTimer::singleShot( 0, this, TQT_SLOT( failed() ) ); - } - - bool Discovery::initHostName() - { - struct utsname uts; - - if (uname (&uts) > -1) - { - struct hostent *hent = gethostbyname (uts.nodename); - if (hent != 0) - m_hostname = TQString::fromLocal8Bit( hent->h_name ); - } - - // If no hostname, try gethostname as a last resort. - if (m_hostname.isEmpty()) - { - char buf [256]; - if (gethostname (buf, sizeof(buf)) == 0) - { - buf[255] = '\0'; - m_hostname = TQString::fromLocal8Bit( buf ); - } - } - return !m_hostname.isEmpty(); - } - - bool Discovery::checkDomain() const - { - // If a domain has a SOA record, don't traverse any higher. - // Returns true if no SOA can be found (domain is "ok" to use) - // Stick to old resolver interface for portability reasons. - union - { - HEADER header; - unsigned char buf[ PACKETSZ ]; - } response; - int len = res_query( m_hostname.local8Bit(), C_IN, T_SOA, - response.buf, sizeof( response.buf ) ); - if ( len <= int( sizeof( response.header ) ) || - ntohs( response.header.ancount ) != 1 ) return true; - unsigned char* pos = response.buf + sizeof( response.header ); - unsigned char* end = response.buf + len; - // skip query section - pos += dn_skipname( pos, end ) + QFIXEDSZ; - if ( pos >= end ) return true; - // skip answer domain - pos += dn_skipname( pos, end ); - short type; - GETSHORT( type, pos ); - return type != T_SOA; - } - - void Discovery::failed() - { - setError( i18n( "Could not find a usable proxy configuration script" ) ); - - // If this is the first DNS query, initialize our host name or abort - // on failure. Otherwise abort if the current domain (which was already - // queried for a host called "wpad" contains a SOA record) - bool firstQuery = m_hostname.isEmpty(); - if ( ( firstQuery && !initHostName() ) || - ( !firstQuery && !checkDomain() ) ) - { - emit result( false ); - return; - } - - int dot = m_hostname.find( '.' ); - if ( dot >= 0 ) - { - m_hostname.remove( 0, dot + 1 ); // remove one domain level - download( KURL( "http://wpad." + m_hostname + "./wpad.dat" ) ); - } - else emit result( false ); - } - - void Discovery::helperOutput() - { - m_helper->disconnect( this ); - TQString line; - m_helper->readln( line ); - download( KURL( line.stripWhiteSpace() ) ); - } -} - -// vim: ts=4 sw=4 et |