mirror of
https://gitlab.freedesktop.org/pulseaudio/pulseaudio.git
synced 2025-11-01 22:58:47 -04:00
2d97e7522e
* add some missing zeroconf files * make module-match shut up a bit git-svn-id: file:///home/lennart/svn/public/pulseaudio/trunk@318 fefdeb5f-60dc-0310-8127-8f9354f1896f
116 lines
2.8 KiB
C
116 lines
2.8 KiB
C
/* $Id$ */
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/***
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This file is part of polypaudio.
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polypaudio is free software; you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License as
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published by the Free Software Foundation; either version 2 of the
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License, or (at your option) any later version.
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polypaudio is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with polypaudio; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
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USA.
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***/
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#include <assert.h>
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#include "howl-wrap.h"
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#include "log.h"
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#include "xmalloc.h"
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#include "props.h"
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#define HOWL_PROPERTY "howl"
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struct pa_howl_wrapper {
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struct pa_core *core;
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int ref;
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struct pa_io_event *io_event;
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sw_discovery discovery;
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};
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static void howl_io_event(struct pa_mainloop_api*m, struct pa_io_event *e, int fd, enum pa_io_event_flags f, void *userdata) {
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struct pa_howl_wrapper *w = userdata;
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assert(m && e && fd >= 0 && w && w->ref >= 1);
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if (f & (PA_IO_EVENT_HANGUP|PA_IO_EVENT_ERROR))
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goto fail;
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if (sw_discovery_read_socket(w->discovery) != SW_OKAY)
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goto fail;
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return;
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fail:
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pa_log(__FILE__": howl connection died.\n");
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w->core->mainloop->io_free(w->io_event);
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w->io_event = NULL;
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}
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static struct pa_howl_wrapper* howl_wrapper_new(struct pa_core *c) {
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struct pa_howl_wrapper *h;
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sw_discovery session;
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assert(c);
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if (sw_discovery_init(&session) != SW_OKAY) {
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pa_log("sw_discovery_init() failed.\n");
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return NULL;
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}
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h = pa_xmalloc(sizeof(struct pa_howl_wrapper));
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h->core = c;
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h->ref = 1;
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h->discovery = session;
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h->io_event = c->mainloop->io_new(c->mainloop, sw_discovery_socket(session), PA_IO_EVENT_INPUT, howl_io_event, h);
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return h;
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}
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static void howl_wrapper_free(struct pa_howl_wrapper *h) {
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assert(h);
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sw_discovery_fina(h->discovery);
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if (h->io_event)
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h->core->mainloop->io_free(h->io_event);
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pa_xfree(h);
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}
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struct pa_howl_wrapper* pa_howl_wrapper_get(struct pa_core *c) {
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struct pa_howl_wrapper *h;
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assert(c);
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if ((h = pa_property_get(c, HOWL_PROPERTY)))
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return pa_howl_wrapper_ref(h);
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return howl_wrapper_new(c);
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}
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struct pa_howl_wrapper* pa_howl_wrapper_ref(struct pa_howl_wrapper *h) {
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assert(h && h->ref >= 1);
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h->ref++;
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return h;
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}
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void pa_howl_wrapper_unref(struct pa_howl_wrapper *h) {
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assert(h && h->ref >= 1);
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if (!(--h->ref))
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howl_wrapper_free(h);
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}
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sw_discovery pa_howl_wrapper_get_discovery(struct pa_howl_wrapper *h) {
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assert(h && h->ref >= 1);
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return h->discovery;
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}
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