JackSocketClientChannel.cpp
/*
Copyright (C) 2004-2008 Grame
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2.1 of the License, or
(at your option) any later version.
This program 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 Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#include "JackSocketClientChannel.h"
#include "JackRequest.h"
#include "JackClient.h"
#include "JackGlobals.h"
#include "JackError.h"
namespace Jack
{
JackSocketClientChannel::JackSocketClientChannel()
:JackGenericClientChannel(), fThread(this)
{
fRequest = new JackClientSocket();
fNotificationSocket = NULL;
}
JackSocketClientChannel::~JackSocketClientChannel()
{
delete fRequest;
delete fNotificationSocket;
}
int JackSocketClientChannel::Open(const char* server_name, const char* name, int uuid, char* name_res, JackClient* client, jack_options_t options, jack_status_t* status)
{
int result = 0;
jack_log("JackSocketClientChannel::Open name = %s", name);
// Before any server/client call
fClient = client;
if (fRequest->Connect(jack_server_dir, server_name, 0) < 0) {
jack_error("Cannot connect to server socket");
goto error;
}
// OK so server is there...
JackGlobals::fServerRunning = true;
// Check name in server
ClientCheck(name, uuid, name_res, JACK_PROTOCOL_VERSION, (int)options, (int*)status, &result, true);
if (result < 0) {
int status1 = *status;
if (status1 & JackVersionError) {
jack_error("JACK protocol mismatch %d", JACK_PROTOCOL_VERSION);
} else {
jack_error("Client name = %s conflits with another running client", name);
}
goto error;
}
if (fNotificationListenSocket.Bind(jack_client_dir, name_res, 0) < 0) {
jack_error("Cannot bind socket");
goto error;
}
return 0;
error:
fRequest->Close();
fNotificationListenSocket.Close();
return -1;
}
void JackSocketClientChannel::Close()
{
fRequest->Close();
fNotificationListenSocket.Close();
if (fNotificationSocket) {
fNotificationSocket->Close();
}
}
int JackSocketClientChannel::Start()
{
jack_log("JackSocketClientChannel::Start");
/*
To be sure notification thread is started before ClientOpen is called.
*/
if (fThread.StartSync() != 0) {
jack_error("Cannot start Jack client listener");
return -1;
} else {
return 0;
}
}
void JackSocketClientChannel::Stop()
{
jack_log("JackSocketClientChannel::Stop");
fThread.Kill();
}
bool JackSocketClientChannel::Init()
{
jack_log("JackSocketClientChannel::Init");
fNotificationSocket = fNotificationListenSocket.Accept();
// No more needed
fNotificationListenSocket.Close();
// Setup context
if (!jack_tls_set(JackGlobals::fNotificationThread, this)) {
jack_error("Failed to set thread notification key");
}
if (!fNotificationSocket) {
jack_error("JackSocketClientChannel: cannot establish notication socket");
return false;
} else {
return true;
}
}
bool JackSocketClientChannel::Execute()
{
JackClientNotification event;
JackResult res;
if (event.Read(fNotificationSocket) < 0) {
jack_error("JackSocketClientChannel read fail");
goto error;
}
res.fResult = fClient->ClientNotify(event.fRefNum, event.fName, event.fNotify, event.fSync, event.fMessage, event.fValue1, event.fValue2);
if (event.fSync) {
if (res.Write(fNotificationSocket) < 0) {
jack_error("JackSocketClientChannel write fail");
goto error;
}
}
return true;
error:
fNotificationSocket->Close();
fClient->ShutDown(jack_status_t(JackFailure | JackServerError), JACK_SERVER_FAILURE);
return false;
}
} // end of namespace
Jack
Definition: JackAC3Encoder.cpp:30
jack_error
SERVER_EXPORT void jack_error(const char *fmt,...)
Definition: JackError.cpp:92
Jack::JackResult
Result from the server.
Definition: JackRequest.h:129
Jack::JackSocketClientChannel::Init
bool Init()
Definition: JackSocketClientChannel.cpp:112
jack_log
SERVER_EXPORT void jack_log(const char *fmt,...)
Definition: JackError.cpp:108
Jack::JackClientNotification
ClientNotification.
Definition: JackRequest.h:1569