code.delx.au - pulseaudio/blob - polyp/client.c

   1 /* $Id$ */
   2
   3 /***
   4   This file is part of polypaudio.
   5
   6   polypaudio is free software; you can redistribute it and/or modify
   7   it under the terms of the GNU 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.
  10
  11   polypaudio 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.
  15
  16   You should have received a copy of the GNU General Public License
  17   along with polypaudio; if not, write to the Free Software
  18   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
  19   USA.
  20 ***/
  21
  22 #ifdef HAVE_CONFIG_H
  23 #include <config.h>
  24 #endif
  25
  26 #include <stdio.h>
  27 #include <assert.h>
  28 #include <stdlib.h>
  29 #include <string.h>
  30
  31 #include "client.h"
  32 #include "xmalloc.h"
  33 #include "subscribe.h"
  34 #include "log.h"
  35
  36 struct pa_client *pa_client_new(struct pa_core *core, const char *protocol_name, char *name) {
  37     struct pa_client *c;
  38     int r;
  39     assert(core);
  40
  41     c = pa_xmalloc(sizeof(struct pa_client));
  42     c->name = pa_xstrdup(name);
  43     c->owner = NULL;
  44     c->core = core;
  45     c->protocol_name = protocol_name;
  46
  47     c->kill = NULL;
  48     c->userdata = NULL;
  49
  50     r = pa_idxset_put(core->clients, c, &c->index);
  51     assert(c->index != PA_IDXSET_INVALID && r >= 0);
  52
  53     pa_log(__FILE__": created %u \"%s\"\n", c->index, c->name);
  54     pa_subscription_post(core, PA_SUBSCRIPTION_EVENT_CLIENT|PA_SUBSCRIPTION_EVENT_NEW, c->index);
  55
  56     pa_core_check_quit(core);
  57
  58     return c;
  59 }
  60
  61 void pa_client_free(struct pa_client *c) {
  62     assert(c && c->core);
  63
  64     pa_idxset_remove_by_data(c->core->clients, c, NULL);
  65
  66     pa_core_check_quit(c->core);
  67
  68     pa_log(__FILE__": freed %u \"%s\"\n", c->index, c->name);
  69     pa_subscription_post(c->core, PA_SUBSCRIPTION_EVENT_CLIENT|PA_SUBSCRIPTION_EVENT_REMOVE, c->index);
  70     pa_xfree(c->name);
  71     pa_xfree(c);
  72
  73 }
  74
  75 void pa_client_kill(struct pa_client *c) {
  76     assert(c);
  77     if (!c->kill) {
  78         pa_log(__FILE__": kill() operation not implemented for client %u\n", c->index);
  79         return;
  80     }
  81
  82     c->kill(c);
  83 }
  84
  85 void pa_client_set_name(struct pa_client *c, const char *name) {
  86     assert(c);
  87     pa_xfree(c->name);
  88     c->name = pa_xstrdup(name);
  89
  90     pa_subscription_post(c->core, PA_SUBSCRIPTION_EVENT_CLIENT|PA_SUBSCRIPTION_EVENT_CHANGE, c->index);
  91 }