/* * Copyright (c) 2012 Jan Vesely * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * - Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * - Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * - The name of the author may not be used to endorse or promote products * derived from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ /** @addtogroup audio * @brief HelenOS sound server * @{ */ /** @file */ #ifndef HOUND_H_ #define HOUND_H_ #include <async.h> #include <adt/list.h> #include <ipc/loc.h> #include <errno.h> #include <fibril_synch.h> #include <pcm/format.h> #include <hound/protocol.h> #include "hound_ctx.h" #include "audio_source.h" #include "audio_sink.h" /** The main Hound structure */ typedef struct { /** List access guard */ fibril_mutex_t list_guard; /** enumerated devices */ list_t devices; /** registered contexts */ list_t contexts; /** Provided sources */ list_t sources; /** Provided sinks */ list_t sinks; /** Existing connections. */ list_t connections; } hound_t; errno_t hound_init(hound_t *hound); errno_t hound_add_ctx(hound_t *hound, hound_ctx_t *ctx); errno_t hound_remove_ctx(hound_t *hound, hound_ctx_t *ctx); hound_ctx_t *hound_get_ctx_by_id(hound_t *hound, hound_context_id_t id); errno_t hound_add_device(hound_t *hound, service_id_t id, const char *name); errno_t hound_add_source(hound_t *hound, audio_source_t *source); errno_t hound_add_sink(hound_t *hound, audio_sink_t *sink); errno_t hound_list_sources(hound_t *hound, char ***list, size_t *size); errno_t hound_list_sinks(hound_t *hound, char ***list, size_t *size); errno_t hound_list_connections(hound_t *hound, const char ***sources, const char ***sinks, size_t *size); errno_t hound_remove_source(hound_t *hound, audio_source_t *source); errno_t hound_remove_sink(hound_t *hound, audio_sink_t *sink); errno_t hound_connect(hound_t *hound, const char *source_name, const char *sink_name); errno_t hound_disconnect(hound_t *hound, const char *source_name, const char *sink_name); #endif /** * @} */