2 This file is part of PulseAudio.
4 Copyright 2004-2006 Lennart Poettering
6 PulseAudio is free software; you can redistribute it and/or modify
7 it under the terms of the GNU Lesser General Public License as published
8 by the Free Software Foundation; either version 2 of the License,
9 or (at your option) any later version.
11 PulseAudio is distributed in the hope that it will be useful, but
12 WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 General Public License for more details.
16 You should have received a copy of the GNU Lesser General Public License
17 along with PulseAudio; if not, write to the Free Software
18 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
31 #include <X11/SM/SMlib.h>
33 #include <pulse/xmalloc.h>
34 #include <pulse/util.h>
36 #include <pulsecore/iochannel.h>
37 #include <pulsecore/sink.h>
38 #include <pulsecore/core-scache.h>
39 #include <pulsecore/modargs.h>
40 #include <pulsecore/namereg.h>
41 #include <pulsecore/log.h>
42 #include <pulsecore/core-util.h>
43 #include <pulsecore/x11wrap.h>
45 #include "module-x11-xsmp-symdef.h"
47 PA_MODULE_AUTHOR("Lennart Poettering");
48 PA_MODULE_DESCRIPTION("X11 session management");
49 PA_MODULE_VERSION(PACKAGE_VERSION
);
50 PA_MODULE_LOAD_ONCE(FALSE
);
51 PA_MODULE_USAGE("session_manager=<session manager string> display=<X11 display>");
53 static pa_bool_t ice_in_use
= FALSE
;
55 static const char* const valid_modargs
[] = {
69 static void die_cb(SmcConn connection
, SmPointer client_data
){
70 struct userdata
*u
= client_data
;
73 pa_log_debug("Got die message from XSMP.");
75 pa_x11_wrapper_kill(u
->x11
);
77 pa_x11_wrapper_unref(u
->x11
);
80 pa_module_unload_request(u
->module
, TRUE
);
83 static void save_complete_cb(SmcConn connection
, SmPointer client_data
) {
86 static void shutdown_cancelled_cb(SmcConn connection
, SmPointer client_data
) {
87 SmcSaveYourselfDone(connection
, True
);
90 static void save_yourself_cb(SmcConn connection
, SmPointer client_data
, int save_type
, Bool _shutdown
, int interact_style
, Bool fast
) {
91 SmcSaveYourselfDone(connection
, True
);
94 static void ice_io_cb(pa_mainloop_api
*a
, pa_io_event
*e
, int fd
, pa_io_event_flags_t flags
, void *userdata
) {
95 IceConn connection
= userdata
;
97 if (IceProcessMessages(connection
, NULL
, NULL
) == IceProcessMessagesIOError
) {
98 IceSetShutdownNegotiation(connection
, False
);
99 IceCloseConnection(connection
);
103 static void new_ice_connection(IceConn connection
, IcePointer client_data
, Bool opening
, IcePointer
*watch_data
) {
104 struct pa_core
*c
= client_data
;
107 *watch_data
= c
->mainloop
->io_new(
109 IceConnectionNumber(connection
),
114 c
->mainloop
->io_free(*watch_data
);
117 int pa__init(pa_module
*m
) {
119 pa_modargs
*ma
= NULL
;
120 char t
[256], *vendor
, *client_id
;
121 SmcCallbacks callbacks
;
122 SmProp prop_program
, prop_user
;
123 SmProp
*prop_list
[2];
124 SmPropValue val_program
, val_user
;
127 pa_client_new_data data
;
132 pa_log("module-x11-xsmp may no be loaded twice.");
136 IceAddConnectionWatch(new_ice_connection
, m
->core
);
139 m
->userdata
= u
= pa_xnew(struct userdata
, 1);
143 u
->connection
= NULL
;
146 if (!(ma
= pa_modargs_new(m
->argument
, valid_modargs
))) {
147 pa_log("Failed to parse module arguments");
151 if (!(u
->x11
= pa_x11_wrapper_get(m
->core
, pa_modargs_get_value(ma
, "display", NULL
))))
154 e
= pa_modargs_get_value(ma
, "session_manager", NULL
);
156 if (!e
&& !getenv("SESSION_MANAGER")) {
157 pa_log("X11 session manager not running.");
161 memset(&callbacks
, 0, sizeof(callbacks
));
162 callbacks
.die
.callback
= die_cb
;
163 callbacks
.die
.client_data
= u
;
164 callbacks
.save_yourself
.callback
= save_yourself_cb
;
165 callbacks
.save_yourself
.client_data
= m
->core
;
166 callbacks
.save_complete
.callback
= save_complete_cb
;
167 callbacks
.save_complete
.client_data
= m
->core
;
168 callbacks
.shutdown_cancelled
.callback
= shutdown_cancelled_cb
;
169 callbacks
.shutdown_cancelled
.client_data
= m
->core
;
171 if (!(u
->connection
= SmcOpenConnection(
173 SmProtoMajor
, SmProtoMinor
,
174 SmcSaveYourselfProcMask
| SmcDieProcMask
| SmcSaveCompleteProcMask
| SmcShutdownCancelledProcMask
,
175 &callbacks
, NULL
, &client_id
,
178 pa_log("Failed to open connection to session manager: %s", t
);
182 prop_program
.name
= (char*) SmProgram
;
183 prop_program
.type
= (char*) SmARRAY8
;
184 val_program
.value
= (char*) PACKAGE_NAME
;
185 val_program
.length
= (int) strlen(val_program
.value
);
186 prop_program
.num_vals
= 1;
187 prop_program
.vals
= &val_program
;
188 prop_list
[0] = &prop_program
;
190 prop_user
.name
= (char*) SmUserID
;
191 prop_user
.type
= (char*) SmARRAY8
;
192 pa_get_user_name(t
, sizeof(t
));
194 val_user
.length
= (int) strlen(val_user
.value
);
195 prop_user
.num_vals
= 1;
196 prop_user
.vals
= &val_user
;
197 prop_list
[1] = &prop_user
;
199 SmcSetProperties(u
->connection
, PA_ELEMENTSOF(prop_list
), prop_list
);
201 pa_log_info("Connected to session manager '%s' as '%s'.", vendor
= SmcVendor(u
->connection
), client_id
);
203 pa_client_new_data_init(&data
);
205 data
.driver
= __FILE__
;
206 pa_proplist_setf(data
.proplist
, PA_PROP_APPLICATION_NAME
, "XSMP Session on %s as %s", vendor
, client_id
);
207 pa_proplist_sets(data
.proplist
, "xsmp.vendor", vendor
);
208 pa_proplist_sets(data
.proplist
, "xsmp.client.id", client_id
);
209 u
->client
= pa_client_new(u
->core
, &data
);
210 pa_client_new_data_done(&data
);
231 void pa__done(pa_module
*m
) {
236 if ((u
= m
->userdata
)) {
239 SmcCloseConnection(u
->connection
, 0, NULL
);
242 pa_client_free(u
->client
);
245 pa_x11_wrapper_unref(u
->x11
);
251 IceRemoveConnectionWatch(new_ice_connection
, m
->core
);