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author | toma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da> | 2009-11-25 17:56:58 +0000 |
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committer | toma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da> | 2009-11-25 17:56:58 +0000 |
commit | c90c389a8a8d9d8661e9772ec4144c5cf2039f23 (patch) | |
tree | 6d8391395bce9eaea4ad78958617edb20c6a7573 /lskat/lskat/KRSocket.cpp | |
download | tdegames-c90c389a8a8d9d8661e9772ec4144c5cf2039f23.tar.gz tdegames-c90c389a8a8d9d8661e9772ec4144c5cf2039f23.zip |
Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.
BUG:215923
git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdegames@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da
Diffstat (limited to 'lskat/lskat/KRSocket.cpp')
-rw-r--r-- | lskat/lskat/KRSocket.cpp | 374 |
1 files changed, 374 insertions, 0 deletions
diff --git a/lskat/lskat/KRSocket.cpp b/lskat/lskat/KRSocket.cpp new file mode 100644 index 00000000..0a699600 --- /dev/null +++ b/lskat/lskat/KRSocket.cpp @@ -0,0 +1,374 @@ +/*************************************************************************** + KRSocket.cpp - description + ------------------- + begin : Tue May 2 2000 + copyright : (C) 2000 by Martin Heni + email : martin@heni-online.de + ***************************************************************************/ + +/*************************************************************************** + * * + * This program is free software; you can redistribute it and/or modify * + * it under the terms of the GNU General Public License as published by * + * the Free Software Foundation; either version 2 of the License, or * + * (at your option) any later version. * + * * + ***************************************************************************/ +/*************************************************************************** + FILENAME| - description + ------------------- + begin : Tue Apr 4 2000 + copyright : (C) |1995-2000 by Martin Heni + email : martin@heni-online.de + ***************************************************************************/ + +/*************************************************************************** + * * + * This program is free software; you can redistribute it and/or modify * + * it under the terms of the GNU General Public License as published by * + * the Free Software Foundation; either version 2 of the License, or * + * (at your option) any later version. * + * * + ***************************************************************************/ +/* + * This file is part of the KDE libraries + * Copyright (C) 1997 Torben Weis (weis@kde.org) + * + * $Id$ + * + * 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 <sys/types.h> +#include <sys/stat.h> +// on Linux/libc5, this includes linux/socket.h where SOMAXCONN is defined +#include <sys/socket.h> +#include <sys/resource.h> +#include <sys/time.h> +#include <sys/un.h> + +#include <netinet/in.h> + +#include <arpa/inet.h> + +#include "KRSocket.h" + +#include <errno.h> +#include <fcntl.h> +#include <netdb.h> +// defines MAXDNAME under Solaris +#include <arpa/nameser.h> +#include <resolv.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <signal.h> +#include <unistd.h> + +#ifdef HAVE_SYSENT_H +#include <sysent.h> +#endif + +#ifdef TIME_WITH_SYS_TIME +#include <time.h> +#endif + +// Play it safe, use a reasonable default, if SOMAXCONN was nowhere defined. +#ifndef SOMAXCONN +#warning Your header files do not seem to support SOMAXCONN +#define SOMAXCONN 5 +#endif + +#include <qsocketnotifier.h> + +#ifndef UNIX_PATH_MAX +#define UNIX_PATH_MAX 108 // this is the value, I found under Linux +#endif + +#include <kdebug.h> + +KRServerSocket::KRServerSocket( const char *_path, int optname, int value, int level) : + notifier( 0L ), sock( -1 ) +{ + domain = PF_UNIX; + + if ( !init ( _path,optname,value,level ) ) + { + qFatal("Error constructing PF_UNIX domain server socket\n"); + return; + } + + notifier = new QSocketNotifier( sock, QSocketNotifier::Read ); + connect( notifier, SIGNAL( activated(int) ), this, SLOT( slotAccept(int) ) ); +} + +KRServerSocket::KRServerSocket( const char *_path ) : + notifier( 0L ), sock( -1 ) +{ + domain = PF_UNIX; + + if ( !init ( _path ) ) + { + qFatal("Error constructing PF_UNIX domain server socket\n"); + return; + } + + notifier = new QSocketNotifier( sock, QSocketNotifier::Read ); + connect( notifier, SIGNAL( activated(int) ), this, SLOT( slotAccept(int) ) ); +} + +KRServerSocket::KRServerSocket( unsigned short int _port ) : + notifier( 0L ), sock( -1 ) +{ + domain = PF_INET; + + if ( !init ( _port ) ) + { + // fatal("Error constructing\n"); + return; + } + + notifier = new QSocketNotifier( sock, QSocketNotifier::Read ); + connect( notifier, SIGNAL( activated(int) ), this, SLOT( slotAccept(int) ) ); +} + +KRServerSocket::KRServerSocket( unsigned short int _port,int optname,int value,int level ) : + notifier( 0L ), sock( -1 ) +{ + domain = PF_INET; + + if ( !init ( _port,optname,value,level ) ) + { + // fatal("Error constructing\n"); + return; + } + + notifier = new QSocketNotifier( sock, QSocketNotifier::Read ); + connect( notifier, SIGNAL( activated(int) ), this, SLOT( slotAccept(int) ) ); +} + +bool KRServerSocket::init( const char *_path ) +{ + return init(_path,0); +} + +bool KRServerSocket::init( const char *_path,int optname,int value,int level ) +{ + if ( domain != PF_UNIX ) + return false; + + int l = strlen( _path ); + if ( l > UNIX_PATH_MAX - 1 ) + { + kdWarning() << "Too long PF_UNIX domain name: " << _path << endl; + return false; + } + + sock = ::socket( PF_UNIX, SOCK_STREAM, 0 ); + if (sock < 0) + { + kdWarning() << "Could not create socket" << endl; + return false; + } + // Heni - 05042000 + if (optname>0) + { + kde_socklen_t len=sizeof(value); + if (-1==setsockopt(sock,level,optname,(char*)&value,len )) + { + kdWarning() << "Could not set socket options." << endl; + } + } + // end Heni + + unlink(_path ); + + struct sockaddr_un name; + name.sun_family = AF_UNIX; + strcpy( name.sun_path, _path ); + + if ( bind( sock, (struct sockaddr*) &name,sizeof( name ) ) < 0 ) + { + kdWarning() << "Could not bind to socket." << endl; + ::close( sock ); + sock = -1; + return false; + } + + if ( chmod( _path, 0600) < 0 ) + { + kdWarning() << "Could not setupt premissions for server socket." << endl; + ::close( sock ); + sock = -1; + return false; + } + + if ( listen( sock, SOMAXCONN ) < 0 ) + { + kdWarning() << "Error listening on socket." << endl; + ::close( sock ); + sock = -1; + return false; + } + + return true; +} + +bool KRServerSocket::init( unsigned short int _port ) +{ + return init(_port,0); +} +bool KRServerSocket::init( unsigned short int _port,int optname,int value,int level ) +{ + if ( +#ifdef INET6 + ( domain != PF_INET6 ) && +#endif + ( domain != PF_INET ) ) + return false; + + sock = ::socket( domain, SOCK_STREAM, 0 ); + if (sock < 0) + { + kdWarning() << "Could not create socket" << endl; + return false; + } + // Heni - 05042000 + if (optname>0) + { + kde_socklen_t len=sizeof(value); + if (-1==setsockopt(sock,level,optname,(char*)&value,len )) + { + kdWarning() << "Could not set socket options." << endl; + } + } + // end Heni + + if (domain == AF_INET) { + + sockaddr_in name; + + name.sin_family = domain; + name.sin_port = htons( _port ); + name.sin_addr.s_addr = htonl(INADDR_ANY); + + if ( bind( sock, (struct sockaddr*) &name,sizeof( name ) ) < 0 ) { + kdWarning() << "Could not bind to socket." << endl; + ::close( sock ); + sock = -1; + return false; + } + } +#ifdef INET6 + else if (domain == AF_INET6) { + sockaddr_in6 name; + + name.sin6_family = domain; + name.sin6_flowinfo = 0; + name.sin6_port = htons(_port); + memcpy(&name.sin6_addr, &in6addr_any, sizeof(in6addr_any)); + + if ( bind( sock, (struct sockaddr*) &name,sizeof( name ) ) < 0 ) { + kdWarning() << "Could not bind to socket!" << endl; + ::close( sock ); + sock = -1; + return false; + } + } +#endif + + if ( listen( sock, SOMAXCONN ) < 0 ) + { + kdWarning() << "Error listening on socket" << endl; + ::close( sock ); + sock = -1; + return false; + } + + return true; +} + +unsigned short int KRServerSocket::port() +{ + if ( domain != PF_INET ) + return false; + + ksockaddr_in name; kde_socklen_t len = sizeof(name); + getsockname(sock, (struct sockaddr *) &name, &len); + return ntohs(get_sin_port(name)); +} + +unsigned long KRServerSocket::ipv4_addr() +{ + if ( domain != PF_INET ) + return 0; + + sockaddr_in name; kde_socklen_t len = sizeof(name); + getsockname(sock, (struct sockaddr *) &name, &len); + if (name.sin_family == AF_INET) // It's IPv4 + return ntohl(name.sin_addr.s_addr); +#ifdef INET6 + else if (name.sin_family == AF_INET6) // It's IPv6 Ah. + return 0; +#endif + else // We dunno what it is + return 0; +} + +void KRServerSocket::slotAccept( int ) +{ + if ( domain == PF_INET ) + { + ksockaddr_in clientname; + int new_sock; + + kde_socklen_t size = sizeof(clientname); + + if ((new_sock = accept (sock, (struct sockaddr *) &clientname, &size)) < 0) + { + kdWarning() << "Error accepting" << endl; + return; + } + + emit accepted( new KSocket( new_sock ) ); + } + else if ( domain == PF_UNIX ) + { + struct sockaddr_un clientname; + int new_sock; + + kde_socklen_t size = sizeof(clientname); + + if ((new_sock = accept (sock, (struct sockaddr *) &clientname, &size)) < 0) + { + kdWarning() << "Error accepting" << endl; + return; + } + + emit accepted( new KSocket( new_sock ) ); + } +} + +KRServerSocket::~KRServerSocket() +{ + delete notifier; + + close( sock ); +} + +#include "KRSocket.moc" |