osx: re-order module locations

move all Mac OS X related modules to own location.

1 files changed, 0 insertions, 866 deletions

diff --git a/src/modules/coreaudio/module-coreaudio-device.c b/src/modules/coreaudio/module-coreaudio-device.c
deleted file mode 100644
index cc4600b5..00000000
--- a/src/modules/coreaudio/module-coreaudio-device.c
+++ /dev/null
@@ -1,866 +0,0 @@
-/***
-  This file is part of PulseAudio.
-
-  Copyright 2009,2010 Daniel Mack <daniel@caiaq.de>
-
-  PulseAudio is free software; you can redistribute it and/or modify
-  it under the terms of the GNU Lesser General Public License as published
-  by the Free Software Foundation; either version 2.1 of the License,
-  or (at your option) any later version.
-
-  PulseAudio 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 Lesser General Public License
-  along with PulseAudio; if not, write to the Free Software
-  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
-  USA.
-***/
-
-/* TODO:
-    - implement hardware volume controls
-    - handle audio device stream format changes (will require changes to the core)
-*/
-
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-
-#include <pulse/xmalloc.h>
-#include <pulse/util.h>
-
-#include <pulsecore/core-error.h>
-#include <pulsecore/sink.h>
-#include <pulsecore/source.h>
-#include <pulsecore/module.h>
-#include <pulsecore/sample-util.h>
-#include <pulsecore/core-util.h>
-#include <pulsecore/modargs.h>
-#include <pulsecore/log.h>
-#include <pulsecore/macro.h>
-#include <pulsecore/llist.h>
-#include <pulsecore/card.h>
-#include <pulsecore/strbuf.h>
-#include <pulsecore/thread.h>
-#include <pulsecore/thread-mq.h>
-
-#include <CoreAudio/CoreAudio.h>
-#include <CoreAudio/CoreAudioTypes.h>
-#include <CoreAudio/AudioHardware.h>
-
-#include "module-coreaudio-device-symdef.h"
-
-#define DEFAULT_FRAMES_PER_IOPROC 512
-
-PA_MODULE_AUTHOR("Daniel Mack");
-PA_MODULE_DESCRIPTION("CoreAudio device");
-PA_MODULE_VERSION(PACKAGE_VERSION);
-PA_MODULE_LOAD_ONCE(FALSE);
-PA_MODULE_USAGE("object_id=<the CoreAudio device id> "
-                "ioproc_frames=<audio frames per IOProc call> ");
-
-static const char* const valid_modargs[] = {
-    "object_id",
-    "ioproc_frames",
-    NULL
-};
-
-enum {
-    CA_MESSAGE_RENDER = PA_SINK_MESSAGE_MAX,
-};
-
-typedef struct coreaudio_sink coreaudio_sink;
-typedef struct coreaudio_source coreaudio_source;
-
-struct userdata {
-    AudioObjectID object_id;
-    AudioDeviceIOProcID proc_id;
-
-    pa_thread_mq thread_mq;
-    pa_asyncmsgq *async_msgq;
-
-    pa_rtpoll *rtpoll;
-    pa_thread *thread;
-
-    pa_module *module;
-    pa_card *card;
-    pa_bool_t running;
-
-    char *device_name, *vendor_name;
-
-    const AudioBufferList *render_input_data;
-    AudioBufferList       *render_output_data;
-
-    AudioStreamBasicDescription stream_description;
-
-    PA_LLIST_HEAD(coreaudio_sink, sinks);
-    PA_LLIST_HEAD(coreaudio_source, sources);
-};
-
-struct coreaudio_sink {
-    pa_sink *pa_sink;
-    struct userdata *userdata;
-
-    char *name;
-    unsigned int channel_idx;
-    pa_bool_t active;
-
-    pa_channel_map map;
-    pa_sample_spec ss;
-
-    PA_LLIST_FIELDS(coreaudio_sink);
-};
-
-struct coreaudio_source {
-    pa_source *pa_source;
-    struct userdata *userdata;
-
-    char *name;
-    unsigned int channel_idx;
-    pa_bool_t active;
-
-    pa_channel_map map;
-    pa_sample_spec ss;
-
-    PA_LLIST_FIELDS(coreaudio_source);
-};
-
-static OSStatus io_render_proc (AudioDeviceID          device,
-                                const AudioTimeStamp  *now,
-                                const AudioBufferList *inputData,
-                                const AudioTimeStamp  *inputTime,
-                                AudioBufferList       *outputData,
-                                const AudioTimeStamp  *outputTime,
-                                void                  *clientData)
-{
-    struct userdata *u = clientData;
-
-    pa_assert(u);
-    pa_assert(device == u->object_id);
-
-    u->render_input_data = inputData;
-    u->render_output_data = outputData;
-
-    if (u->sinks)
-        pa_assert_se(pa_asyncmsgq_send(u->async_msgq, PA_MSGOBJECT(u->sinks->pa_sink),
-                                        CA_MESSAGE_RENDER, NULL, 0, NULL) == 0);
-
-    if (u->sources)
-        pa_assert_se(pa_asyncmsgq_send(u->async_msgq, PA_MSGOBJECT(u->sources->pa_source),
-                                        CA_MESSAGE_RENDER, NULL, 0, NULL) == 0);
-
-    return 0;
-}
-
-static OSStatus ca_stream_format_changed(AudioObjectID objectID,
-                                         UInt32 numberAddresses,
-                                         const AudioObjectPropertyAddress addresses[],
-                                         void *clientData)
-{
-    struct userdata *u = clientData;
-    UInt32 i;
-
-    pa_assert(u);
-
-    /* REVISIT: PA can't currently handle external format change requests.
-     * Hence, we set the original format back in this callback to avoid horrible audio artefacts.
-     * The device settings will appear to be 'locked' for any application as long as the PA daemon is running.
-     * Once we're able to propagate such events up in the core, this needs to be changed. */
-
-    for (i = 0; i < numberAddresses; i++)
-        AudioObjectSetPropertyData(objectID, addresses + i, 0, NULL, sizeof(u->stream_description), &u->stream_description);
-
-    return 0;
-}
-
-static pa_usec_t get_latency_us(pa_object *o) {
-    struct userdata *u;
-    pa_sample_spec *ss;
-    bool is_source;
-    UInt32 v, total = 0;
-    UInt32 err, size = sizeof(v);
-    AudioObjectPropertyAddress property_address;
-    AudioObjectID stream_id;
-
-    if (pa_sink_isinstance(o)) {
-        coreaudio_sink *sink = PA_SINK(o)->userdata;
-
-        u = sink->userdata;
-        ss = &sink->ss;
-        is_source = FALSE;
-    } else if (pa_source_isinstance(o)) {
-        coreaudio_source *source = PA_SOURCE(o)->userdata;
-
-        u = source->userdata;
-        ss = &source->ss;
-        is_source = TRUE;
-    } else
-        pa_assert_not_reached();
-
-    pa_assert(u);
-
-    property_address.mScope = kAudioObjectPropertyScopeGlobal;
-    property_address.mElement = kAudioObjectPropertyElementMaster;
-
-    /* get the device latency */
-    property_address.mSelector = kAudioDevicePropertyLatency;
-    size = sizeof(total);
-    AudioObjectGetPropertyData(u->object_id, &property_address, 0, NULL, &size, &total);
-    total += v;
-
-    /* the the IOProc buffer size */
-    property_address.mSelector = kAudioDevicePropertyBufferFrameSize;
-    size = sizeof(v);
-    AudioObjectGetPropertyData(u->object_id, &property_address, 0, NULL, &size, &v);
-    total += v;
-
-    /* IOProc safety offset - this value is the same for both directions, hence we divide it by 2 */
-    property_address.mSelector = kAudioDevicePropertySafetyOffset;
-    size = sizeof(v);
-    AudioObjectGetPropertyData(u->object_id, &property_address, 0, NULL, &size, &v);
-    total += v / 2;
-
-    /* get the stream latency.
-     * FIXME: this assumes the stream latency is the same for all streams */
-    property_address.mSelector = kAudioDevicePropertyStreams;
-    size = sizeof(stream_id);
-    err = AudioObjectGetPropertyData(u->object_id, &property_address, 0, NULL, &size, &stream_id);
-    if (!err) {
-        property_address.mSelector = kAudioStreamPropertyLatency;
-        size = sizeof(v);
-        err = AudioObjectGetPropertyData(stream_id, &property_address, 0, NULL, &size, &v);
-        if (!err)
-            total += v;
-    }
-
-    return pa_bytes_to_usec(total * pa_frame_size(ss), ss);
-}
-
-static void ca_device_check_device_state(struct userdata *u) {
-    coreaudio_sink *ca_sink;
-    coreaudio_source *ca_source;
-    pa_bool_t active = FALSE;
-
-    pa_assert(u);
-
-    for (ca_sink = u->sinks; ca_sink; ca_sink = ca_sink->next)
-        if (ca_sink->active)
-            active = TRUE;
-
-    for (ca_source = u->sources; ca_source; ca_source = ca_source->next)
-        if (ca_source->active)
-            active = TRUE;
-
-    if (active && !u->running)
-        AudioDeviceStart(u->object_id, u->proc_id);
-    else if (!active && u->running)
-        AudioDeviceStop(u->object_id, u->proc_id);
-
-    u->running = active;
-}
-
-static int sink_process_msg(pa_msgobject *o, int code, void *data, int64_t offset, pa_memchunk *chunk) {
-    coreaudio_sink *sink = PA_SINK(o)->userdata;
-    struct userdata *u = sink->userdata;
-    unsigned int i;
-    pa_memchunk audio_chunk;
-
-    switch (code) {
-        case CA_MESSAGE_RENDER: {
-            /* audio out */
-            for (i = 0; i < u->render_output_data->mNumberBuffers; i++) {
-                AudioBuffer *buf = u->render_output_data->mBuffers + i;
-
-                pa_assert(sink);
-
-                if (PA_SINK_IS_OPENED(sink->pa_sink->thread_info.state)) {
-                    if (sink->pa_sink->thread_info.rewind_requested)
-                        pa_sink_process_rewind(sink->pa_sink, 0);
-
-                    audio_chunk.memblock = pa_memblock_new_fixed(u->module->core->mempool, buf->mData, buf->mDataByteSize, FALSE);
-                    audio_chunk.length = buf->mDataByteSize;
-                    audio_chunk.index = 0;
-
-                    pa_sink_render_into_full(sink->pa_sink, &audio_chunk);
-                    pa_memblock_unref_fixed(audio_chunk.memblock);
-                }
-
-                sink = sink->next;
-            }
-
-            return 0;
-        }
-
-        case PA_SINK_MESSAGE_GET_LATENCY: {
-            *((pa_usec_t *) data) = get_latency_us(PA_OBJECT(o));
-            return 0;
-        }
-
-        case PA_SINK_MESSAGE_SET_STATE:
-            switch ((pa_sink_state_t) PA_PTR_TO_UINT(data)) {
-                case PA_SINK_SUSPENDED:
-                case PA_SINK_IDLE:
-                    sink->active = FALSE;
-                    break;
-
-                case PA_SINK_RUNNING:
-                    sink->active = TRUE;
-                    break;
-
-                case PA_SINK_UNLINKED:
-                case PA_SINK_INIT:
-                case PA_SINK_INVALID_STATE:
-                    ;
-            }
-
-            ca_device_check_device_state(sink->userdata);
-            break;
-    }
-
-    return pa_sink_process_msg(o, code, data, offset, chunk);
-}
-
-static int source_process_msg(pa_msgobject *o, int code, void *data, int64_t offset, pa_memchunk *chunk) {
-    coreaudio_source *source = PA_SOURCE(o)->userdata;
-    struct userdata *u = source->userdata;
-    unsigned int i;
-    pa_memchunk audio_chunk;
-
-    switch (code) {
-        case CA_MESSAGE_RENDER: {
-            /* audio in */
-            for (i = 0; i < u->render_input_data->mNumberBuffers; i++) {
-                const AudioBuffer *buf = u->render_input_data->mBuffers + i;
-
-                pa_assert(source);
-
-                if (PA_SOURCE_IS_OPENED(source->pa_source->thread_info.state)) {
-                    audio_chunk.memblock = pa_memblock_new_fixed(u->module->core->mempool, buf->mData, buf->mDataByteSize, TRUE);
-                    audio_chunk.length = buf->mDataByteSize;
-                    audio_chunk.index = 0;
-
-                    pa_source_post(source->pa_source, &audio_chunk);
-                    pa_memblock_unref_fixed(audio_chunk.memblock);
-                }
-
-                source = source->next;
-            }
-
-            return 0;
-        }
-
-        case PA_SOURCE_MESSAGE_GET_LATENCY: {
-            *((pa_usec_t *) data) = get_latency_us(PA_OBJECT(o));
-            return 0;
-        }
-
-        case PA_SOURCE_MESSAGE_SET_STATE:
-            switch ((pa_source_state_t) PA_PTR_TO_UINT(data)) {
-                case PA_SOURCE_SUSPENDED:
-                case PA_SOURCE_IDLE:
-                    source->active = FALSE;
-                    break;
-
-                case PA_SOURCE_RUNNING:
-                    source->active = TRUE;
-                    break;
-
-                case PA_SOURCE_UNLINKED:
-                case PA_SOURCE_INIT:
-                case PA_SOURCE_INVALID_STATE:
-                    ;
-            }
-
-            ca_device_check_device_state(source->userdata);
-            break;
-    }
-
-    return pa_source_process_msg(o, code, data, offset, chunk);
-}
-
-static int ca_device_create_sink(pa_module *m, AudioBuffer *buf, int channel_idx) {
-    OSStatus err;
-    UInt32 size;
-    struct userdata *u = m->userdata;
-    pa_sink_new_data new_data;
-    pa_sink_flags_t flags = PA_SINK_LATENCY | PA_SINK_HARDWARE;
-    coreaudio_sink *ca_sink;
-    pa_sink *sink;
-    unsigned int i;
-    char tmp[255];
-    pa_strbuf *strbuf;
-    AudioObjectPropertyAddress property_address;
-
-    ca_sink = pa_xnew0(coreaudio_sink, 1);
-    ca_sink->map.channels = buf->mNumberChannels;
-    ca_sink->ss.channels = buf->mNumberChannels;
-    ca_sink->channel_idx = channel_idx;
-
-    /* build a name for this stream */
-    strbuf = pa_strbuf_new();
-
-    for (i = 0; i < buf->mNumberChannels; i++) {
-        property_address.mSelector = kAudioObjectPropertyElementName;
-        property_address.mScope = kAudioDevicePropertyScopeOutput;
-        property_address.mElement = channel_idx + i + 1;
-        size = sizeof(tmp);
-        err = AudioObjectGetPropertyData(u->object_id, &property_address, 0, NULL, &size, tmp);
-        if (err || !strlen(tmp))
-            snprintf(tmp, sizeof(tmp), "Channel %d", property_address.mElement);
-
-        if (i > 0)
-            pa_strbuf_puts(strbuf, ", ");
-
-        pa_strbuf_puts(strbuf, tmp);
-    }
-
-    ca_sink->name = pa_strbuf_tostring_free(strbuf);
-
-    pa_log_debug("Stream name is >%s<", ca_sink->name);
-
-    /* default to mono streams */
-    for (i = 0; i < ca_sink->map.channels; i++)
-        ca_sink->map.map[i] = PA_CHANNEL_POSITION_MONO;
-
-    if (buf->mNumberChannels == 2) {
-        ca_sink->map.map[0] = PA_CHANNEL_POSITION_LEFT;
-        ca_sink->map.map[1] = PA_CHANNEL_POSITION_RIGHT;
-    }
-
-    ca_sink->ss.rate = u->stream_description.mSampleRate;
-    ca_sink->ss.format = PA_SAMPLE_FLOAT32LE;
-
-    pa_sink_new_data_init(&new_data);
-    new_data.card = u->card;
-    new_data.driver = __FILE__;
-    new_data.module = u->module;
-    new_data.namereg_fail = FALSE;
-    pa_sink_new_data_set_name(&new_data, ca_sink->name);
-    pa_sink_new_data_set_channel_map(&new_data, &ca_sink->map);
-    pa_sink_new_data_set_sample_spec(&new_data, &ca_sink->ss);
-    pa_proplist_sets(new_data.proplist, PA_PROP_DEVICE_STRING, u->device_name);
-    pa_proplist_sets(new_data.proplist, PA_PROP_DEVICE_PRODUCT_NAME, u->device_name);
-    pa_proplist_sets(new_data.proplist, PA_PROP_DEVICE_DESCRIPTION, u->device_name);
-    pa_proplist_sets(new_data.proplist, PA_PROP_DEVICE_ACCESS_MODE, "mmap");
-    pa_proplist_sets(new_data.proplist, PA_PROP_DEVICE_CLASS, "sound");
-    pa_proplist_sets(new_data.proplist, PA_PROP_DEVICE_API, "CoreAudio");
-    pa_proplist_setf(new_data.proplist, PA_PROP_DEVICE_BUFFERING_BUFFER_SIZE, "%lu", (unsigned long) buf->mDataByteSize);
-
-    if (u->vendor_name)
-        pa_proplist_sets(new_data.proplist, PA_PROP_DEVICE_VENDOR_NAME, u->vendor_name);
-
-    sink = pa_sink_new(m->core, &new_data, flags);
-    pa_sink_new_data_done(&new_data);
-
-    if (!sink) {
-        pa_log("unable to create sink.");
-        return -1;
-    }
-
-    sink->parent.process_msg = sink_process_msg;
-    sink->userdata = ca_sink;
-
-    pa_sink_set_asyncmsgq(sink, u->thread_mq.inq);
-    pa_sink_set_rtpoll(sink, u->rtpoll);
-
-    ca_sink->pa_sink = sink;
-    ca_sink->userdata = u;
-
-    PA_LLIST_PREPEND(coreaudio_sink, u->sinks, ca_sink);
-
-    return 0;
-}
-
-static int ca_device_create_source(pa_module *m, AudioBuffer *buf, int channel_idx) {
-    OSStatus err;
-    UInt32 size;
-    struct userdata *u = m->userdata;
-    pa_source_new_data new_data;
-    pa_source_flags_t flags = PA_SOURCE_LATENCY | PA_SOURCE_HARDWARE;
-    coreaudio_source *ca_source;
-    pa_source *source;
-    unsigned int i;
-    char tmp[255];
-    pa_strbuf *strbuf;
-    AudioObjectPropertyAddress property_address;
-
-    ca_source = pa_xnew0(coreaudio_source, 1);
-    ca_source->map.channels = buf->mNumberChannels;
-    ca_source->ss.channels = buf->mNumberChannels;
-    ca_source->channel_idx = channel_idx;
-
-    /* build a name for this stream */
-    strbuf = pa_strbuf_new();
-
-    for (i = 0; i < buf->mNumberChannels; i++) {
-        property_address.mSelector = kAudioObjectPropertyElementName;
-        property_address.mScope = kAudioDevicePropertyScopeInput;
-        property_address.mElement = channel_idx + i + 1;
-        size = sizeof(tmp);
-        err = AudioObjectGetPropertyData(u->object_id, &property_address, 0, NULL, &size, tmp);
-        if (err || !strlen(tmp))
-            snprintf(tmp, sizeof(tmp), "Channel %d", property_address.mElement);
-
-        if (i > 0)
-            pa_strbuf_puts(strbuf, ", ");
-
-        pa_strbuf_puts(strbuf, tmp);
-    }
-
-    ca_source->name = pa_strbuf_tostring_free(strbuf);
-
-    pa_log_debug("Stream name is >%s<", ca_source->name);
-
-    /* default to mono streams */
-    for (i = 0; i < ca_source->map.channels; i++)
-        ca_source->map.map[i] = PA_CHANNEL_POSITION_MONO;
-
-    if (buf->mNumberChannels == 2) {
-        ca_source->map.map[0] = PA_CHANNEL_POSITION_LEFT;
-        ca_source->map.map[1] = PA_CHANNEL_POSITION_RIGHT;
-    }
-
-    ca_source->ss.rate = u->stream_description.mSampleRate;
-    ca_source->ss.format = PA_SAMPLE_FLOAT32LE;
-
-    pa_source_new_data_init(&new_data);
-    new_data.card = u->card;
-    new_data.driver = __FILE__;
-    new_data.module = u->module;
-    new_data.namereg_fail = FALSE;
-    pa_source_new_data_set_name(&new_data, ca_source->name);
-    pa_source_new_data_set_channel_map(&new_data, &ca_source->map);
-    pa_source_new_data_set_sample_spec(&new_data, &ca_source->ss);
-    pa_proplist_sets(new_data.proplist, PA_PROP_DEVICE_STRING, u->device_name);
-    pa_proplist_sets(new_data.proplist, PA_PROP_DEVICE_PRODUCT_NAME, u->device_name);
-    pa_proplist_sets(new_data.proplist, PA_PROP_DEVICE_DESCRIPTION, u->device_name);
-    pa_proplist_sets(new_data.proplist, PA_PROP_DEVICE_ACCESS_MODE, "mmap");
-    pa_proplist_sets(new_data.proplist, PA_PROP_DEVICE_CLASS, "sound");
-    pa_proplist_sets(new_data.proplist, PA_PROP_DEVICE_API, "CoreAudio");
-    pa_proplist_setf(new_data.proplist, PA_PROP_DEVICE_BUFFERING_BUFFER_SIZE, "%lu", (unsigned long) buf->mDataByteSize);
-
-    if (u->vendor_name)
-        pa_proplist_sets(new_data.proplist, PA_PROP_DEVICE_VENDOR_NAME, u->vendor_name);
-
-    source = pa_source_new(m->core, &new_data, flags);
-    pa_source_new_data_done(&new_data);
-
-    if (!source) {
-        pa_log("unable to create source.");
-        return -1;
-    }
-
-    source->parent.process_msg = source_process_msg;
-    source->userdata = ca_source;
-
-    pa_source_set_asyncmsgq(source, u->thread_mq.inq);
-    pa_source_set_rtpoll(source, u->rtpoll);
-
-    ca_source->pa_source = source;
-    ca_source->userdata = u;
-
-    PA_LLIST_PREPEND(coreaudio_source, u->sources, ca_source);
-
-    return 0;
-}
-
-static int ca_device_create_streams(pa_module *m, bool direction_in) {
-    OSStatus err;
-    UInt32 size, i, channel_idx;
-    struct userdata *u = m->userdata;
-    AudioBufferList *buffer_list;
-    AudioObjectPropertyAddress property_address;
-
-    property_address.mScope = direction_in ? kAudioDevicePropertyScopeInput : kAudioDevicePropertyScopeOutput;
-    property_address.mElement = kAudioObjectPropertyElementMaster;
-
-    /* get current stream format */
-    size = sizeof(AudioStreamBasicDescription);
-    property_address.mSelector = kAudioDevicePropertyStreamFormat;
-    err = AudioObjectGetPropertyData(u->object_id, &property_address, 0, NULL, &size, &u->stream_description);
-    if (err) {
-        /* no appropriate streams found - silently bail. */
-        return -1;
-    }
-
-    if (u->stream_description.mFormatID != kAudioFormatLinearPCM) {
-        pa_log("Unsupported audio format '%c%c%c%c'",
-            (char) (u->stream_description.mFormatID >> 24),
-            (char) (u->stream_description.mFormatID >> 16) & 0xff,
-            (char) (u->stream_description.mFormatID >> 8) & 0xff,
-            (char) (u->stream_description.mFormatID & 0xff));
-        return -1;
-    }
-
-    /* get stream configuration */
-    size = 0;
-    property_address.mSelector = kAudioDevicePropertyStreamConfiguration;
-    err = AudioObjectGetPropertyDataSize(u->object_id, &property_address, 0, NULL, &size);
-    if (err) {
-        pa_log("Failed to get kAudioDevicePropertyStreamConfiguration (%s).", direction_in ? "input" : "output");
-        return -1;
-    }
-
-    if (!size)
-        return 0;
-
-    buffer_list = (AudioBufferList *) pa_xmalloc(size);
-    err = AudioObjectGetPropertyData(u->object_id, &property_address, 0, NULL, &size, buffer_list);
-
-    if (!err) {
-        pa_log_debug("Sample rate: %f", u->stream_description.mSampleRate);
-        pa_log_debug("%d bytes per packet",   (unsigned int) u->stream_description.mBytesPerPacket);
-        pa_log_debug("%d frames per packet",  (unsigned int) u->stream_description.mFramesPerPacket);
-        pa_log_debug("%d bytes per frame",    (unsigned int) u->stream_description.mBytesPerFrame);
-        pa_log_debug("%d channels per frame", (unsigned int) u->stream_description.mChannelsPerFrame);
-        pa_log_debug("%d bits per channel",   (unsigned int) u->stream_description.mBitsPerChannel);
-
-        for (channel_idx = 0, i = 0; i < buffer_list->mNumberBuffers; i++) {
-            AudioBuffer *buf = buffer_list->mBuffers + i;
-
-            if (direction_in)
-                ca_device_create_source(m, buf, channel_idx);
-            else
-                ca_device_create_sink(m, buf, channel_idx);
-
-            channel_idx += buf->mNumberChannels;
-        }
-    }
-
-    pa_xfree(buffer_list);
-    return 0;
-}
-
-static void thread_func(void *userdata) {
-    struct userdata *u = userdata;
-
-    pa_assert(u);
-    pa_assert(u->module);
-    pa_assert(u->module->core);
-
-    pa_log_debug("Thread starting up");
-
-    if (u->module->core->realtime_scheduling)
-        pa_make_realtime(u->module->core->realtime_priority);
-
-    pa_thread_mq_install(&u->thread_mq);
-
-    for (;;) {
-        int ret;
-
-        ret = pa_rtpoll_run(u->rtpoll, TRUE);
-
-        if (ret < 0)
-            goto fail;
-
-        if (ret == 0)
-            goto finish;
-    }
-
-fail:
-    /* If this was no regular exit from the loop we have to continue
-     * processing messages until we received PA_MESSAGE_SHUTDOWN */
-    pa_asyncmsgq_post(u->thread_mq.outq, PA_MSGOBJECT(u->module->core), PA_CORE_MESSAGE_UNLOAD_MODULE, u->module, 0, NULL, NULL);
-    pa_asyncmsgq_wait_for(u->thread_mq.inq, PA_MESSAGE_SHUTDOWN);
-
-finish:
-    pa_log_debug("Thread shutting down");
-}
-
-int pa__init(pa_module *m) {
-    OSStatus err;
-    UInt32 size, frames;
-    struct userdata *u = NULL;
-    pa_modargs *ma = NULL;
-    char tmp[64];
-    pa_card_new_data card_new_data;
-    coreaudio_sink *ca_sink;
-    coreaudio_source *ca_source;
-    AudioObjectPropertyAddress property_address;
-
-    pa_assert(m);
-
-    if (!(ma = pa_modargs_new(m->argument, valid_modargs))) {
-        pa_log("Failed to parse module arguments.");
-        goto fail;
-    }
-
-    u = pa_xnew0(struct userdata, 1);
-    u->module = m;
-    m->userdata = u;
-
-    if (pa_modargs_get_value_u32(ma, "object_id", (unsigned int *) &u->object_id) != 0) {
-        pa_log("Failed to parse object_id argument.");
-        goto fail;
-    }
-
-    property_address.mScope = kAudioObjectPropertyScopeGlobal;
-    property_address.mElement = kAudioObjectPropertyElementMaster;
-
-    /* get device product name */
-    property_address.mSelector = kAudioDevicePropertyDeviceName;
-    size = sizeof(tmp);
-    err = AudioObjectGetPropertyData(u->object_id, &property_address, 0, NULL, &size, tmp);
-    if (err) {
-        pa_log("Failed to get kAudioDevicePropertyDeviceName (err = %08x).", (int) err);
-        goto fail;
-    }
-
-    u->device_name = pa_xstrdup(tmp);
-
-    pa_card_new_data_init(&card_new_data);
-    pa_proplist_sets(card_new_data.proplist, PA_PROP_DEVICE_STRING, tmp);
-    card_new_data.driver = __FILE__;
-    pa_card_new_data_set_name(&card_new_data, tmp);
-    pa_log_info("Initializing module for CoreAudio device '%s' (id %d)", tmp, (unsigned int) u->object_id);
-
-    /* get device vendor name (may fail) */
-    property_address.mSelector = kAudioDevicePropertyDeviceManufacturer;
-    size = sizeof(tmp);
-    err = AudioObjectGetPropertyData(u->object_id, &property_address, 0, NULL, &size, tmp);
-    if (!err)
-        u->vendor_name = pa_xstrdup(tmp);
-
-    /* create the card object */
-    u->card = pa_card_new(m->core, &card_new_data);
-    if (!u->card) {
-        pa_log("Unable to create card.\n");
-        goto fail;
-    }
-
-    pa_card_new_data_done(&card_new_data);
-    u->card->userdata = u;
-
-    u->rtpoll = pa_rtpoll_new();
-    pa_thread_mq_init(&u->thread_mq, m->core->mainloop, u->rtpoll);
-    u->async_msgq = pa_asyncmsgq_new(0);
-    pa_rtpoll_item_new_asyncmsgq_read(u->rtpoll, PA_RTPOLL_EARLY-1, u->async_msgq);
-
-    PA_LLIST_HEAD_INIT(coreaudio_sink, u->sinks);
-
-    /* create sinks */
-    ca_device_create_streams(m, FALSE);
-
-    /* create sources */
-    ca_device_create_streams(m, TRUE);
-
-    /* create the message thread */
-    if (!(u->thread = pa_thread_new("coreaudio", thread_func, u))) {
-        pa_log("Failed to create thread.");
-        goto fail;
-    }
-
-    /* register notification callback for stream format changes */
-    property_address.mSelector = kAudioDevicePropertyStreamFormat;
-    property_address.mScope = kAudioObjectPropertyScopeGlobal;
-    property_address.mElement = kAudioObjectPropertyElementMaster;
-
-    AudioObjectAddPropertyListener(u->object_id, &property_address, ca_stream_format_changed, u);
-
-    /* set number of frames in IOProc */
-    frames = DEFAULT_FRAMES_PER_IOPROC;
-    pa_modargs_get_value_u32(ma, "ioproc_frames", (unsigned int *) &frames);
-
-    property_address.mSelector = kAudioDevicePropertyBufferFrameSize;
-    AudioObjectSetPropertyData(u->object_id, &property_address, 0, NULL, sizeof(frames), &frames);
-    pa_log_debug("%u frames per IOProc\n", (unsigned int) frames);
-
-    /* create one ioproc for both directions */
-    err = AudioDeviceCreateIOProcID(u->object_id, io_render_proc, u, &u->proc_id);
-    if (err) {
-        pa_log("AudioDeviceCreateIOProcID() failed (err = %08x\n).", (int) err);
-        goto fail;
-    }
-
-    for (ca_sink = u->sinks; ca_sink; ca_sink = ca_sink->next)
-        pa_sink_put(ca_sink->pa_sink);
-
-    for (ca_source = u->sources; ca_source; ca_source = ca_source->next)
-        pa_source_put(ca_source->pa_source);
-
-    pa_modargs_free(ma);
-
-    return 0;
-
-fail:
-    if (u)
-        pa__done(m);
-
-    if (ma)
-        pa_modargs_free(ma);
-
-    return -1;
-}
-
-void pa__done(pa_module *m) {
-    struct userdata *u;
-    coreaudio_sink *ca_sink;
-    coreaudio_source *ca_source;
-    AudioObjectPropertyAddress property_address;
-
-    pa_assert(m);
-
-    u = m->userdata;
-    pa_assert(u);
-
-    /* unlink sinks */
-    for (ca_sink = u->sinks; ca_sink; ca_sink = ca_sink->next)
-        if (ca_sink->pa_sink)
-            pa_sink_unlink(ca_sink->pa_sink);
-
-    /* unlink sources */
-    for (ca_source = u->sources; ca_source; ca_source = ca_source->next)
-        if (ca_source->pa_source)
-            pa_source_unlink(ca_source->pa_source);
-
-    if (u->thread) {
-        pa_asyncmsgq_send(u->thread_mq.inq, NULL, PA_MESSAGE_SHUTDOWN, NULL, 0, NULL);
-        pa_thread_free(u->thread);
-        pa_thread_mq_done(&u->thread_mq);
-        pa_asyncmsgq_unref(u->async_msgq);
-    }
-
-    /* free sinks */
-    for (ca_sink = u->sinks; ca_sink;) {
-        coreaudio_sink *next = ca_sink->next;
-
-        if (ca_sink->pa_sink)
-            pa_sink_unref(ca_sink->pa_sink);
-
-        pa_xfree(ca_sink->name);
-        pa_xfree(ca_sink);
-        ca_sink = next;
-    }
-
-    /* free sources */
-    for (ca_source = u->sources; ca_source;) {
-        coreaudio_source *next = ca_source->next;
-
-        if (ca_source->pa_source)
-            pa_source_unref(ca_source->pa_source);
-
-        pa_xfree(ca_source->name);
-        pa_xfree(ca_source);
-        ca_source = next;
-    }
-
-    if (u->proc_id) {
-        AudioDeviceStop(u->object_id, u->proc_id);
-        AudioDeviceDestroyIOProcID(u->object_id, u->proc_id);
-    }
-
-    property_address.mSelector = kAudioDevicePropertyStreamFormat;
-    property_address.mScope = kAudioObjectPropertyScopeGlobal;
-    property_address.mElement = kAudioObjectPropertyElementMaster;
-
-    AudioObjectRemovePropertyListener(kAudioObjectSystemObject, &property_address, ca_stream_format_changed, u);
-
-    pa_xfree(u->device_name);
-    pa_xfree(u->vendor_name);
-    pa_rtpoll_free(u->rtpoll);
-    pa_card_free(u->card);
-
-    pa_xfree(u);
-}