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Diffstat (limited to 'ksmserver/client.cpp')
| -rw-r--r-- | ksmserver/client.cpp | 190 |
1 files changed, 190 insertions, 0 deletions
diff --git a/ksmserver/client.cpp b/ksmserver/client.cpp new file mode 100644 index 000000000..784de496c --- /dev/null +++ b/ksmserver/client.cpp @@ -0,0 +1,190 @@ +/***************************************************************** +ksmserver - the KDE session management server + +Copyright (C) 2000 Matthias Ettrich <ettrich@kde.org> +Copyright (C) 2005 Lubos Lunak <l.lunak@kde.org> + +relatively small extensions by Oswald Buddenhagen <ob6@inf.tu-dresden.de> + +some code taken from the dcopserver (part of the KDE libraries), which is +Copyright (c) 1999 Matthias Ettrich <ettrich@kde.org> +Copyright (c) 1999 Preston Brown <pbrown@kde.org> + +Permission is hereby granted, free of charge, to any person obtaining a copy +of this software and associated documentation files (the "Software"), to deal +in the Software without restriction, including without limitation the rights +to use, copy, modify, merge, publish, distribute, sublicense, and/or sell +copies of the Software, and to permit persons to whom the Software is +furnished to do so, subject to the following conditions: + +The above copyright notice and this permission notice shall be included in +all copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN +AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN +CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + +******************************************************************/ + + +#ifdef HAVE_CONFIG_H +#include <config.h> +#endif + +#include "client.h" + +#include <stdlib.h> +#include <unistd.h> +#ifdef HAVE_SYS_TIME_H +#include <sys/time.h> +#endif +#include <time.h> + +#include <kstaticdeleter.h> + +#include "server.h" + +KSMClient::KSMClient( SmsConn conn) +{ + smsConn = conn; + id = 0; + resetState(); +} + +KSMClient::~KSMClient() +{ + for ( SmProp* prop = properties.first(); prop; prop = properties.next() ) + SmFreeProperty( prop ); + if (id) free((void*)id); +} + +SmProp* KSMClient::property( const char* name ) const +{ + for ( QPtrListIterator<SmProp> it( properties ); it.current(); ++it ) { + if ( !qstrcmp( it.current()->name, name ) ) + return it.current(); + } + return 0; +} + +void KSMClient::resetState() +{ + saveYourselfDone = false; + pendingInteraction = false; + waitForPhase2 = false; + wasPhase2 = false; +} + +/* + * This fakes SmsGenerateClientID() in case we can't read our own hostname. + * In this case SmsGenerateClientID() returns NULL, but we really want a + * client ID, so we fake one. + */ +static KStaticDeleter<QString> smy_addr; +static char * safeSmsGenerateClientID( SmsConn /*c*/ ) +{ +// Causes delays with misconfigured network :-/. +// char *ret = SmsGenerateClientID(c); + char* ret = NULL; + if (!ret) { + static QString *my_addr = 0; + if (!my_addr) { +// qWarning("Can't get own host name. Your system is severely misconfigured\n"); + smy_addr.setObject(my_addr,new QString); + + /* Faking our IP address, the 0 below is "unknown" address format + (1 would be IP, 2 would be DEC-NET format) */ + char hostname[ 256 ]; + if( gethostname( hostname, 255 ) != 0 ) + my_addr->sprintf("0%.8x", KApplication::random()); + else { + // create some kind of hash for the hostname + int addr[ 4 ] = { 0, 0, 0, 0 }; + int pos = 0; + for( unsigned int i = 0; + i < strlen( hostname ); + ++i, ++pos ) + addr[ pos % 4 ] += hostname[ i ]; + *my_addr = "0"; + for( int i = 0; + i < 4; + ++i ) + *my_addr += QString::number( addr[ i ], 16 ); + } + } + /* Needs to be malloc(), to look the same as libSM */ + ret = (char *)malloc(1+my_addr->length()+13+10+4+1 + /*safeness*/ 10); + static int sequence = 0; + + if (ret == NULL) + return NULL; + + sprintf(ret, "1%s%.13ld%.10d%.4d", my_addr->latin1(), (long)time(NULL), + getpid(), sequence); + sequence = (sequence + 1) % 10000; + } + return ret; +} + +void KSMClient::registerClient( const char* previousId ) +{ + id = previousId; + if ( !id ) + id = safeSmsGenerateClientID( smsConn ); + SmsRegisterClientReply( smsConn, (char*) id ); + SmsSaveYourself( smsConn, SmSaveLocal, false, SmInteractStyleNone, false ); + SmsSaveComplete( smsConn ); + KSMServer::self()->clientRegistered( previousId ); +} + + +QString KSMClient::program() const +{ + SmProp* p = property( SmProgram ); + if ( !p || qstrcmp( p->type, SmARRAY8) || p->num_vals < 1) + return QString::null; + return QString::fromLatin1( (const char*) p->vals[0].value ); +} + +QStringList KSMClient::restartCommand() const +{ + QStringList result; + SmProp* p = property( SmRestartCommand ); + if ( !p || qstrcmp( p->type, SmLISTofARRAY8) || p->num_vals < 1) + return result; + for ( int i = 0; i < p->num_vals; i++ ) + result +=QString::fromLatin1( (const char*) p->vals[i].value ); + return result; +} + +QStringList KSMClient::discardCommand() const +{ + QStringList result; + SmProp* p = property( SmDiscardCommand ); + if ( !p || qstrcmp( p->type, SmLISTofARRAY8) || p->num_vals < 1) + return result; + for ( int i = 0; i < p->num_vals; i++ ) + result +=QString::fromLatin1( (const char*) p->vals[i].value ); + return result; +} + +int KSMClient::restartStyleHint() const +{ + SmProp* p = property( SmRestartStyleHint ); + if ( !p || qstrcmp( p->type, SmCARD8) || p->num_vals < 1) + return SmRestartIfRunning; + return *((int*)p->vals[0].value); +} + +QString KSMClient::userId() const +{ + SmProp* p = property( SmUserID ); + if ( !p || qstrcmp( p->type, SmARRAY8) || p->num_vals < 1) + return QString::null; + return QString::fromLatin1( (const char*) p->vals[0].value ); +} + + |