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path: root/x11/ipc/client/ocopclient.cpp
authorzecke <zecke>2003-02-05 08:54:58 (UTC)
committer zecke <zecke>2003-02-05 08:54:58 (UTC)
commitbbb3690f12191763a407e6a0edd521113b3c25ac (patch) (side-by-side diff)
tree39f90d71c7f085f5722382db4a5577bbda2e1618 /x11/ipc/client/ocopclient.cpp
parent97b96e141fca844317e59ca5b99c1bf5fa52b1f0 (diff)
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Fix the IPC server and client
registering channel is done locally with refcounts if the channel is already registered globally Fix some sizes to allow proper communication..
Diffstat (limited to 'x11/ipc/client/ocopclient.cpp') (more/less context) (ignore whitespace changes)
-rw-r--r--x11/ipc/client/ocopclient.cpp8
1 files changed, 8 insertions, 0 deletions
diff --git a/x11/ipc/client/ocopclient.cpp b/x11/ipc/client/ocopclient.cpp
index 6085481..91827e7 100644
--- a/x11/ipc/client/ocopclient.cpp
+++ b/x11/ipc/client/ocopclient.cpp
@@ -1,159 +1,167 @@
#include <errno.h>
#include <stdlib.h>
#include <stdio.h>
#include <unistd.h>
#include <sys/socket.h>
#include <sys/types.h>
#include <sys/un.h>
#include <qfile.h>
#include <qtimer.h>
#include "../common/ocoppacket.h"
#include "ocopclient.h"
OCOPClient* OCOPClient::m_self = 0;
OCOPClient* OCOPClient::self() {
if (!m_self ) {
m_self = new OCOPClient();
}
return m_self;
}
OCOPClient::OCOPClient( const QString& path, QObject* obj )
: QObject( obj )
{
m_tries = 0;
init(QFile::encodeName(path) );
}
OCOPClient::~OCOPClient() {
delete m_notify;
close( m_socket );
}
void OCOPClient::init() {
// failed start ther server NOW!!!
startUP();
QCString str;
init(str );
}
void OCOPClient::init( const QCString& ) {
m_tries++;
struct sockaddr_un unix_adr;
if ( (m_socket = socket(PF_UNIX, SOCK_STREAM, 0) ) < 0 ) {
qWarning("could not socket");
if ( m_tries < 8 )
QTimer::singleShot(400, this,SLOT(init() ) );
return;
}
memset(&unix_adr, 0, sizeof(unix_adr ) );
unix_adr.sun_family = AF_UNIX;
sprintf(unix_adr.sun_path,"%s/.opie.cop", getenv("HOME") );
int length = sizeof(unix_adr.sun_family) + strlen(unix_adr.sun_path);
if ( ::connect(m_socket, (struct sockaddr*)&unix_adr, length ) < 0 ) {
qWarning("could not connect %d", errno );
close( m_socket );
if ( m_tries < 8 )
QTimer::singleShot(400, this, SLOT(init() ) );
return;
}
m_notify = new QSocketNotifier(m_socket, QSocketNotifier::Read, this );
connect( m_notify, SIGNAL(activated(int) ),
this, SLOT(newData() ) );
}
/**
* new data
* read the header check magic number
* and maybe read body
*/
void OCOPClient::newData() {
OCOPPacket pack = packet();
if ( pack.channel().isEmpty() )
return;
switch( pack.type() ) {
case OCOPPacket::Register:
case OCOPPacket::Unregister:
case OCOPPacket::Method:
case OCOPPacket::RegisterChannel:
case OCOPPacket::UnregisterChannel:
case OCOPPacket::Return:
case OCOPPacket::Signal:
/* is Registered should be handled sync */
case OCOPPacket::IsRegistered:
break;
/* emit the signal */
case OCOPPacket::Call:
emit called( pack.channel(), pack.header(), pack.content() );
break;
}
}
OCOPPacket OCOPClient::packet() const{
QCString chan;
QCString func;
QByteArray ar;
OCOPHead head;
memset(&head, 0, sizeof(head) );
read(m_socket, &head, sizeof(head) );
if ( head.magic == 47 ) {
+ qWarning("Client:Magic Match");
+ chan = QCString( head.chlen+1);
+ func = QCString( head.funclen+1 );
+ ar = QByteArray( head.datalen);
read(m_socket, chan.data(), head.chlen );
read(m_socket, func.data(), head.funclen );
read(m_socket, ar.data(), head.datalen );
+ qWarning("Client:%d %s",head.chlen,chan.data() );
}
OCOPPacket pack(head.type, chan, func, ar );
return pack;
}
/*
* we've blocking IO here on these sockets
* so we send and go on read
* this will be blocked
*/
bool OCOPClient::isRegistered( const QCString& chan ) const{
+ qWarning("OCopClient::isRegistered %s", chan.data() );
/* should I disconnect the socket notfier? */
OCOPPacket packe(OCOPPacket::IsRegistered, chan );
OCOPHead head = packe.head();
write(m_socket, &head, sizeof(head) );
write(m_socket, chan.data(), chan.size() );
/* block */
OCOPPacket pack = packet();
+ qWarning("unblock %s %s", pack.channel().data(), chan.data() );
/* connect here again */
if ( pack.channel() == chan ) {
QCString func = pack.header();
if (func[0] == 1 )
return true;
}
return false;
};
void OCOPClient::send( const QCString& chan, const QCString& fu, const QByteArray& arr ) {
+ qWarning("ClientSending %s %s", chan.data(), fu.data() );
OCOPPacket pack(OCOPPacket::Call, chan, fu, arr );
call( pack );
}
void OCOPClient::addChannel(const QCString& channel) {
OCOPPacket pack(OCOPPacket::RegisterChannel, channel );
call( pack );
}
void OCOPClient::delChannel(const QCString& chan ) {
OCOPPacket pack(OCOPPacket::UnregisterChannel, chan );
call( pack );
}
void OCOPClient::call( const OCOPPacket& pack ) {
OCOPHead head = pack.head();
write(m_socket, &head, sizeof(head) );
write(m_socket, pack.channel().data(), pack.channel().size() );
write(m_socket, pack.header().data(), pack.header().size() );
write(m_socket, pack.content().data(), pack.content().size() );
}
void OCOPClient::startUP() {
qWarning("Start me up");
pid_t pi = fork();
if ( pi == 0 ) {
setsid();
execlp("ocopserver", "ocopserver", NULL );
_exit(1);
}
}