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/*
Copyright (C) 2001-2003 Paul Davis
Copyright (C) 2004-2008 Grame
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 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include "JackSystemDeps.h"
#include "JackGraphManager.h"
#include "JackInternalClient.h"
#include "JackServer.h"
#include "JackDebugClient.h"
#include "JackServerGlobals.h"
#include "JackTools.h"
#include "JackCompilerDeps.h"
#include "JackLockedEngine.h"
#ifdef __cplusplus
extern "C"
{
#endif
jack_client_t* jack_client_new_aux(const char* client_name, jack_options_t options, jack_status_t* status);
SERVER_EXPORT jack_client_t * jack_client_open (const char *client_name,
jack_options_t options,
jack_status_t *status, ...);
SERVER_EXPORT int jack_client_close (jack_client_t *client);
SERVER_EXPORT int jack_get_client_pid (const char *name);
#ifdef __cplusplus
}
#endif
using namespace Jack;
jack_client_t* jack_client_new_aux(const char* client_name, jack_options_t options, jack_status_t* status)
{
jack_varargs_t va; /* variable arguments */
jack_status_t my_status;
JackClient* client;
if (client_name == NULL) {
jack_error("jack_client_new called with a NULL client_name");
return NULL;
}
jack_log("jack_client_new %s", client_name);
if (status == NULL) /* no status from caller? */
status = &my_status; /* use local status word */
*status = (jack_status_t)0;
/* validate parameters */
if ((options & ~JackOpenOptions)) {
int my_status1 = *status | (JackFailure | JackInvalidOption);
*status = (jack_status_t)my_status1;
return NULL;
}
/* parse variable arguments */
jack_varargs_init(&va);
if (!JackServerGlobals::Init()) { // jack server initialisation
int my_status1 = (JackFailure | JackServerError);
*status = (jack_status_t)my_status1;
return NULL;
}
if (JACK_DEBUG) {
client = new JackDebugClient(new JackInternalClient(JackServerGlobals::fInstance, GetSynchroTable())); // Debug mode
} else {
client = new JackInternalClient(JackServerGlobals::fInstance, GetSynchroTable());
}
int res = client->Open(va.server_name, client_name, va.session_id, options, status);
if (res < 0) {
delete client;
JackServerGlobals::Destroy(); // jack server destruction
int my_status1 = (JackFailure | JackServerError);
*status = (jack_status_t)my_status1;
return NULL;
} else {
return (jack_client_t*)client;
}
}
jack_client_t* jack_client_open_aux(const char* client_name, jack_options_t options, jack_status_t* status, va_list ap)
{
jack_varargs_t va; /* variable arguments */
jack_status_t my_status;
JackClient* client;
if (client_name == NULL) {
jack_error("jack_client_open called with a NULL client_name");
return NULL;
}
jack_log("jack_client_open %s", client_name);
if (status == NULL) /* no status from caller? */
status = &my_status; /* use local status word */
*status = (jack_status_t)0;
/* validate parameters */
if ((options & ~JackOpenOptions)) {
int my_status1 = *status | (JackFailure | JackInvalidOption);
*status = (jack_status_t)my_status1;
return NULL;
}
/* parse variable arguments */
jack_varargs_parse(options, ap, &va);
if (!JackServerGlobals::Init()) { // jack server initialisation
int my_status1 = (JackFailure | JackServerError);
*status = (jack_status_t)my_status1;
return NULL;
}
if (JACK_DEBUG) {
client = new JackDebugClient(new JackInternalClient(JackServerGlobals::fInstance, GetSynchroTable())); // Debug mode
} else {
client = new JackInternalClient(JackServerGlobals::fInstance, GetSynchroTable());
}
int res = client->Open(va.server_name, client_name, va.session_id, options, status);
if (res < 0) {
delete client;
JackServerGlobals::Destroy(); // jack server destruction
int my_status1 = (JackFailure | JackServerError);
*status = (jack_status_t)my_status1;
return NULL;
} else {
return (jack_client_t*)client;
}
}
SERVER_EXPORT jack_client_t* jack_client_open(const char* ext_client_name, jack_options_t options, jack_status_t* status, ...)
{
JackGlobals::CheckContext("jack_client_open");
try {
assert(JackGlobals::fOpenMutex);
JackGlobals::fOpenMutex->Lock();
va_list ap;
va_start(ap, status);
jack_client_t* res = jack_client_open_aux(ext_client_name, options, status, ap);
va_end(ap);
JackGlobals::fOpenMutex->Unlock();
return res;
} catch (std::bad_alloc& e) {
jack_error("Memory allocation error...");
return NULL;
} catch (...) {
jack_error("Unknown error...");
return NULL;
}
}
SERVER_EXPORT int jack_client_close(jack_client_t* ext_client)
{
JackGlobals::CheckContext("jack_client_close");
assert(JackGlobals::fOpenMutex);
JackGlobals::fOpenMutex->Lock();
int res = -1;
jack_log("jack_client_close");
JackClient* client = (JackClient*)ext_client;
if (client == NULL) {
jack_error("jack_client_close called with a NULL client");
} else {
res = client->Close();
delete client;
JackServerGlobals::Destroy(); // jack server destruction
jack_log("jack_client_close res = %d", res);
}
JackGlobals::fOpenMutex->Unlock();
return res;
}
SERVER_EXPORT int jack_get_client_pid(const char *name)
{
return (JackServerGlobals::fInstance != NULL)
? JackServerGlobals::fInstance->GetEngine()->GetClientPID(name)
: 0;
}
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