void
pa_policy_context_add_property_action(struct pa_policy_context_rule *rule,
int lineno,
enum pa_policy_object_type obj_type,
enum pa_classify_method obj_classify,
const char *obj_name,
const char *prop_name,
enum pa_policy_value_type value_type,
... /* value_arg */)
{
union pa_policy_context_action *action;
struct pa_policy_set_property *setprop;
va_list value_arg;
action = pa_xmalloc0(sizeof(*action));
setprop = &action->setprop;
setprop->type = pa_policy_set_property;
setprop->lineno = lineno;
setprop->object.type = obj_type;
match_setup(&setprop->object.match, obj_classify, obj_name, NULL);
setprop->property = pa_xstrdup(prop_name);
va_start(value_arg, value_type);
value_setup(&setprop->value, value_type, value_arg);
va_end(value_arg);
append_action(&rule->actions, action);
}
static
struct pa_policy_context_variable *add_variable(struct pa_policy_context *ctx,
const char *name)
{
struct pa_policy_context_variable *var;
struct pa_policy_context_variable *last;
for (last = (struct pa_policy_context_variable *)&ctx->variables;
last->next != NULL;
last = last->next)
{
var = last->next;
if (!strcmp(name, var->name))
return var;
}
var = pa_xmalloc0(sizeof(*var));
var->name = pa_xstrdup(name);
var->value = pa_xstrdup("");
last->next = var;
pa_log_debug("created context variable '%s'", var->name);
return var;
}
pa_asyncq *pa_asyncq_new(unsigned size) {
pa_asyncq *l;
if (!size)
size = ASYNCQ_SIZE;
pa_assert(pa_is_power_of_two(size));
l = pa_xmalloc0(PA_ALIGN(sizeof(pa_asyncq)) + (sizeof(pa_atomic_ptr_t) * size));
l->size = size;
PA_LLIST_HEAD_INIT(struct localq, l->localq);
l->last_localq = NULL;
l->waiting_for_post = FALSE;
if (!(l->read_fdsem = pa_fdsem_new())) {
pa_xfree(l);
return NULL;
}
if (!(l->write_fdsem = pa_fdsem_new())) {
pa_fdsem_free(l->read_fdsem);
pa_xfree(l);
return NULL;
}
return l;
}
static
struct pa_policy_activity_variable *get_activity_variable(struct userdata *u, struct pa_policy_context *ctx,
const char *device)
{
struct pa_policy_activity_variable *var;
struct pa_policy_activity_variable *last;
for (last = (struct pa_policy_activity_variable *)&ctx->activities;
last->next != NULL;
last = last->next)
{
var = last->next;
if (!strcmp(device, var->device))
return var;
}
var = pa_xmalloc0(sizeof(*var));
var->device = pa_xstrdup(device);
var->userdata = u;
var->default_state = -1;
last->next = var;
pa_log_debug("created context activity variable '%s'", var->device);
return var;
}
pa_flist *pa_flist_new_with_name(unsigned size, const char *name) {
pa_flist *l;
unsigned i;
pa_assert(name);
if (!size)
size = FLIST_SIZE;
l = pa_xmalloc0(sizeof(pa_flist) + sizeof(pa_flist_elem) * size);
l->name = pa_xstrdup(name);
l->size = size;
while (1 << l->tag_shift < (int) size)
l->tag_shift++;
l->index_mask = (1 << l->tag_shift) - 1;
l->tag_mask = INT_MAX - l->index_mask;
pa_atomic_store(&l->stored, -1);
pa_atomic_store(&l->empty, -1);
for (i=0; i < size; i++) {
stack_push(l, &l->empty, &l->table[i]);
}
return l;
}
static struct pa_policy_context_rule *
add_rule(struct pa_policy_context_rule **rules,
enum pa_classify_method method,
const char *arg)
{
struct pa_policy_context_rule *rule = pa_xmalloc0(sizeof(*rule));
struct pa_policy_context_rule *last;
enum pa_classify_method method_status;
if (!match_setup(&rule->match, method, arg, &method_status)) {
pa_log("%s: invalid rule definition (method %s)",
__FUNCTION__, pa_classify_method_str(method_status));
pa_xfree(rule);
return NULL;
};
for (last = (struct pa_policy_context_rule *)rules;
last->next != NULL;
last = last->next)
;
last->next = rule;
return rule;
}
static void handle_new_sink_input(struct userdata *u,
struct pa_sink_input *sinp)
{
struct pa_policy_group *group = NULL;
struct pa_sink_input_ext *ext;
uint32_t idx;
const char *sinp_name;
uint32_t flags;
if (sinp && u) {
idx = sinp->index;
sinp_name = sink_input_ext_get_name(sinp->proplist);
pa_assert_se((group = get_group_or_classify(u, sinp, &flags)));
ext = pa_xmalloc0(sizeof(struct pa_sink_input_ext));
ext->local.route = (flags & PA_POLICY_LOCAL_ROUTE) ? TRUE : FALSE;
ext->local.mute = (flags & PA_POLICY_LOCAL_MUTE ) ? TRUE : FALSE;
pa_index_hash_add(u->hsi, idx, ext);
pa_policy_context_register(u, pa_policy_object_sink_input, sinp_name, sinp);
pa_policy_group_insert_sink_input(u, group->name, sinp, flags);
pa_log_debug("new sink_input %s (idx=%u) (group=%s)", sinp_name, idx, group->name);
}
}
struct pa_policy_context *pa_policy_context_new(struct userdata *u)
{
struct pa_policy_context *ctx;
ctx = pa_xmalloc0(sizeof(*ctx));
return ctx;
}
pa_srbchannel* pa_srbchannel_new(pa_mainloop_api *m, pa_mempool *p) {
int capacity;
int readfd;
struct srbheader *srh;
pa_srbchannel* sr = pa_xmalloc0(sizeof(pa_srbchannel));
sr->mainloop = m;
sr->memblock = pa_memblock_new_pool(p, -1);
if (!sr->memblock)
goto fail;
srh = pa_memblock_acquire(sr->memblock);
pa_zero(*srh);
sr->rb_read.memory = (uint8_t*) srh + PA_ALIGN(sizeof(*srh));
srh->readbuf_offset = sr->rb_read.memory - (uint8_t*) srh;
capacity = (pa_memblock_get_length(sr->memblock) - srh->readbuf_offset) / 2;
sr->rb_write.memory = PA_ALIGN_PTR(sr->rb_read.memory + capacity);
srh->writebuf_offset = sr->rb_write.memory - (uint8_t*) srh;
capacity = PA_MIN(capacity, srh->writebuf_offset - srh->readbuf_offset);
pa_log_debug("SHM block is %d bytes, ringbuffer capacity is 2 * %d bytes",
(int) pa_memblock_get_length(sr->memblock), capacity);
srh->capacity = sr->rb_read.capacity = sr->rb_write.capacity = capacity;
sr->rb_read.count = &srh->read_count;
sr->rb_write.count = &srh->write_count;
sr->sem_read = pa_fdsem_new_shm(&srh->read_semdata);
if (!sr->sem_read)
goto fail;
sr->sem_write = pa_fdsem_new_shm(&srh->write_semdata);
if (!sr->sem_write)
goto fail;
readfd = pa_fdsem_get(sr->sem_read);
#ifdef DEBUG_SRBCHANNEL
pa_log("Enabling io event on fd %d", readfd);
#endif
sr->read_event = m->io_new(m, readfd, PA_IO_EVENT_INPUT, semread_cb, sr);
m->io_enable(sr->read_event, PA_IO_EVENT_INPUT);
return sr;
fail:
pa_srbchannel_free(sr);
return NULL;
}
void voice_memchunk_pool_load(struct userdata *u) {
int i;
pa_assert(0 == offsetof(voice_memchunk_pool, chunk));
pa_atomic_ptr_store(&u->memchunk_pool, NULL);
voice_memchunk_pool_table = pa_xmalloc0(sizeof(voice_memchunk_pool)*VOICE_MEMCHUNK_POOL_SIZE);
pa_assert(voice_memchunk_pool_table);
for (i = 0; i<VOICE_MEMCHUNK_POOL_SIZE; i++)
voice_memchunk_pool_free(u, (pa_memchunk *)&voice_memchunk_pool_table[i]);
}
pa_idxset* pa_idxset_new(pa_hash_func_t hash_func, pa_compare_func_t compare_func) {
pa_idxset *s;
s = pa_xmalloc0(PA_ALIGN(sizeof(pa_idxset)) + NBUCKETS*2*sizeof(struct idxset_entry*));
s->hash_func = hash_func ? hash_func : pa_idxset_trivial_hash_func;
s->compare_func = compare_func ? compare_func : pa_idxset_trivial_compare_func;
s->current_index = 0;
s->n_entries = 0;
s->iterate_list_head = s->iterate_list_tail = NULL;
return s;
}
pa_flist *pa_flist_new(unsigned size) {
pa_flist *l;
if (!size)
size = FLIST_SIZE;
pa_assert(pa_is_power_of_two(size));
l = pa_xmalloc0(PA_ALIGN(sizeof(pa_flist)) + (sizeof(pa_atomic_ptr_t) * size));
l->size = size;
pa_atomic_store(&l->read_idx, 0);
pa_atomic_store(&l->write_idx, 0);
pa_atomic_store(&l->length, 0);
return l;
}
pa_srbchannel* pa_srbchannel_new_from_template(pa_mainloop_api *m, pa_srbchannel_template *t)
{
int temp;
struct srbheader *srh;
pa_srbchannel* sr = pa_xmalloc0(sizeof(pa_srbchannel));
sr->mainloop = m;
sr->memblock = t->memblock;
pa_memblock_ref(sr->memblock);
srh = pa_memblock_acquire(sr->memblock);
sr->rb_read.capacity = sr->rb_write.capacity = srh->capacity;
sr->rb_read.count = &srh->read_count;
sr->rb_write.count = &srh->write_count;
sr->rb_read.memory = (uint8_t*) srh + srh->readbuf_offset;
sr->rb_write.memory = (uint8_t*) srh + srh->writebuf_offset;
sr->sem_read = pa_fdsem_open_shm(&srh->read_semdata, t->readfd);
if (!sr->sem_read)
goto fail;
sr->sem_write = pa_fdsem_open_shm(&srh->write_semdata, t->writefd);
if (!sr->sem_write)
goto fail;
pa_srbchannel_swap(sr);
temp = t->readfd; t->readfd = t->writefd; t->writefd = temp;
#ifdef DEBUG_SRBCHANNEL
pa_log("Enabling io event on fd %d", t->readfd);
#endif
sr->read_event = m->io_new(m, t->readfd, PA_IO_EVENT_INPUT, semread_cb, sr);
m->io_enable(sr->read_event, PA_IO_EVENT_INPUT);
return sr;
fail:
pa_srbchannel_free(sr);
return NULL;
}
void
pa_policy_context_set_default_action(struct pa_policy_context_rule *rule,
int lineno,
struct userdata *u,
const char *activity_group,
int default_state)
{
union pa_policy_context_action *action;
struct pa_policy_set_default *setdef;
action = pa_xmalloc0(sizeof(*action));
setdef = &action->setdef;
setdef->type = pa_policy_set_default;
setdef->lineno = lineno;
pa_assert_se((setdef->var = get_activity_variable(u, u->context, activity_group)));
setdef->default_state = default_state;
append_action(&rule->actions, action);
}
void
pa_policy_context_delete_property_action(struct pa_policy_context_rule *rule,
int lineno,
enum pa_policy_object_type obj_type,
enum pa_classify_method obj_classify,
const char *obj_name,
const char *prop_name)
{
union pa_policy_context_action *action;
struct pa_policy_del_property *delprop;
action = pa_xmalloc0(sizeof(*action));
delprop = &action->delprop;
delprop->type = pa_policy_delete_property;
delprop->lineno = lineno;
delprop->object.type = obj_type;
match_setup(&delprop->object.match, obj_classify, obj_name, NULL);
delprop->property = pa_xstrdup(prop_name);
append_action(&rule->actions, action);
}
int pa__init(pa_module*m) {
struct userdata *u;
pa_sample_spec ss, sink_input_ss;
pa_channel_map map, sink_input_map;
pa_modargs *ma;
pa_sink *master=NULL;
pa_sink_input_new_data sink_input_data;
pa_sink_new_data sink_data;
bool use_volume_sharing = true;
bool force_flat_volume = false;
pa_memchunk silence;
const char *hrir_file;
unsigned i, j, found_channel_left, found_channel_right;
float *hrir_data;
pa_sample_spec hrir_ss;
pa_channel_map hrir_map;
pa_sample_spec hrir_temp_ss;
pa_memchunk hrir_temp_chunk, hrir_temp_chunk_resampled;
pa_resampler *resampler;
size_t hrir_copied_length, hrir_total_length;
hrir_temp_chunk.memblock = NULL;
hrir_temp_chunk_resampled.memblock = NULL;
pa_assert(m);
if (!(ma = pa_modargs_new(m->argument, valid_modargs))) {
pa_log("Failed to parse module arguments.");
goto fail;
}
if (!(master = pa_namereg_get(m->core, pa_modargs_get_value(ma, "master", NULL), PA_NAMEREG_SINK))) {
pa_log("Master sink not found");
goto fail;
}
pa_assert(master);
u = pa_xnew0(struct userdata, 1);
u->module = m;
m->userdata = u;
/* Initialize hrir and input buffer */
/* this is the hrir file for the left ear! */
if (!(hrir_file = pa_modargs_get_value(ma, "hrir", NULL))) {
pa_log("The mandatory 'hrir' module argument is missing.");
goto fail;
}
if (pa_sound_file_load(master->core->mempool, hrir_file, &hrir_temp_ss, &hrir_map, &hrir_temp_chunk, NULL) < 0) {
pa_log("Cannot load hrir file.");
goto fail;
}
/* sample spec / map of hrir */
hrir_ss.format = PA_SAMPLE_FLOAT32;
hrir_ss.rate = master->sample_spec.rate;
hrir_ss.channels = hrir_temp_ss.channels;
/* sample spec of sink */
ss = hrir_ss;
map = hrir_map;
if (pa_modargs_get_sample_spec_and_channel_map(ma, &ss, &map, PA_CHANNEL_MAP_DEFAULT) < 0) {
pa_log("Invalid sample format specification or channel map");
goto fail;
}
ss.format = PA_SAMPLE_FLOAT32;
hrir_ss.rate = ss.rate;
u->channels = ss.channels;
if (pa_modargs_get_value_boolean(ma, "use_volume_sharing", &use_volume_sharing) < 0) {
pa_log("use_volume_sharing= expects a boolean argument");
goto fail;
}
if (pa_modargs_get_value_boolean(ma, "force_flat_volume", &force_flat_volume) < 0) {
pa_log("force_flat_volume= expects a boolean argument");
goto fail;
}
if (use_volume_sharing && force_flat_volume) {
pa_log("Flat volume can't be forced when using volume sharing.");
goto fail;
}
/* sample spec / map of sink input */
pa_channel_map_init_stereo(&sink_input_map);
sink_input_ss.channels = 2;
sink_input_ss.format = PA_SAMPLE_FLOAT32;
sink_input_ss.rate = ss.rate;
u->sink_fs = pa_frame_size(&ss);
u->fs = pa_frame_size(&sink_input_ss);
/* Create sink */
pa_sink_new_data_init(&sink_data);
sink_data.driver = __FILE__;
sink_data.module = m;
if (!(sink_data.name = pa_xstrdup(pa_modargs_get_value(ma, "sink_name", NULL))))
sink_data.name = pa_sprintf_malloc("%s.vsurroundsink", master->name);
pa_sink_new_data_set_sample_spec(&sink_data, &ss);
pa_sink_new_data_set_channel_map(&sink_data, &map);
pa_proplist_sets(sink_data.proplist, PA_PROP_DEVICE_MASTER_DEVICE, master->name);
pa_proplist_sets(sink_data.proplist, PA_PROP_DEVICE_CLASS, "filter");
pa_proplist_sets(sink_data.proplist, "device.vsurroundsink.name", sink_data.name);
if (pa_modargs_get_proplist(ma, "sink_properties", sink_data.proplist, PA_UPDATE_REPLACE) < 0) {
pa_log("Invalid properties");
pa_sink_new_data_done(&sink_data);
goto fail;
}
if ((u->auto_desc = !pa_proplist_contains(sink_data.proplist, PA_PROP_DEVICE_DESCRIPTION))) {
const char *z;
z = pa_proplist_gets(master->proplist, PA_PROP_DEVICE_DESCRIPTION);
pa_proplist_setf(sink_data.proplist, PA_PROP_DEVICE_DESCRIPTION, "Virtual Surround Sink %s on %s", sink_data.name, z ? z : master->name);
}
u->sink = pa_sink_new(m->core, &sink_data, (master->flags & (PA_SINK_LATENCY|PA_SINK_DYNAMIC_LATENCY))
| (use_volume_sharing ? PA_SINK_SHARE_VOLUME_WITH_MASTER : 0));
pa_sink_new_data_done(&sink_data);
if (!u->sink) {
pa_log("Failed to create sink.");
goto fail;
}
u->sink->parent.process_msg = sink_process_msg_cb;
u->sink->set_state = sink_set_state_cb;
u->sink->update_requested_latency = sink_update_requested_latency_cb;
u->sink->request_rewind = sink_request_rewind_cb;
pa_sink_set_set_mute_callback(u->sink, sink_set_mute_cb);
if (!use_volume_sharing) {
pa_sink_set_set_volume_callback(u->sink, sink_set_volume_cb);
pa_sink_enable_decibel_volume(u->sink, true);
}
/* Normally this flag would be enabled automatically be we can force it. */
if (force_flat_volume)
u->sink->flags |= PA_SINK_FLAT_VOLUME;
u->sink->userdata = u;
pa_sink_set_asyncmsgq(u->sink, master->asyncmsgq);
/* Create sink input */
pa_sink_input_new_data_init(&sink_input_data);
sink_input_data.driver = __FILE__;
sink_input_data.module = m;
pa_sink_input_new_data_set_sink(&sink_input_data, master, false);
sink_input_data.origin_sink = u->sink;
pa_proplist_setf(sink_input_data.proplist, PA_PROP_MEDIA_NAME, "Virtual Surround Sink Stream from %s", pa_proplist_gets(u->sink->proplist, PA_PROP_DEVICE_DESCRIPTION));
pa_proplist_sets(sink_input_data.proplist, PA_PROP_MEDIA_ROLE, "filter");
pa_sink_input_new_data_set_sample_spec(&sink_input_data, &sink_input_ss);
pa_sink_input_new_data_set_channel_map(&sink_input_data, &sink_input_map);
pa_sink_input_new(&u->sink_input, m->core, &sink_input_data);
pa_sink_input_new_data_done(&sink_input_data);
if (!u->sink_input)
goto fail;
u->sink_input->pop = sink_input_pop_cb;
u->sink_input->process_rewind = sink_input_process_rewind_cb;
u->sink_input->update_max_rewind = sink_input_update_max_rewind_cb;
u->sink_input->update_max_request = sink_input_update_max_request_cb;
u->sink_input->update_sink_latency_range = sink_input_update_sink_latency_range_cb;
u->sink_input->update_sink_fixed_latency = sink_input_update_sink_fixed_latency_cb;
u->sink_input->kill = sink_input_kill_cb;
u->sink_input->attach = sink_input_attach_cb;
u->sink_input->detach = sink_input_detach_cb;
u->sink_input->state_change = sink_input_state_change_cb;
u->sink_input->moving = sink_input_moving_cb;
u->sink_input->volume_changed = use_volume_sharing ? NULL : sink_input_volume_changed_cb;
u->sink_input->mute_changed = sink_input_mute_changed_cb;
u->sink_input->userdata = u;
u->sink->input_to_master = u->sink_input;
pa_sink_input_get_silence(u->sink_input, &silence);
u->memblockq = pa_memblockq_new("module-virtual-surround-sink memblockq", 0, MEMBLOCKQ_MAXLENGTH, 0, &sink_input_ss, 1, 1, 0, &silence);
pa_memblock_unref(silence.memblock);
/* resample hrir */
resampler = pa_resampler_new(u->sink->core->mempool, &hrir_temp_ss, &hrir_map, &hrir_ss, &hrir_map,
PA_RESAMPLER_SRC_SINC_BEST_QUALITY, PA_RESAMPLER_NO_REMAP);
u->hrir_samples = hrir_temp_chunk.length / pa_frame_size(&hrir_temp_ss) * hrir_ss.rate / hrir_temp_ss.rate;
if (u->hrir_samples > 64) {
u->hrir_samples = 64;
pa_log("The (resampled) hrir contains more than 64 samples. Only the first 64 samples will be used to limit processor usage.");
}
hrir_total_length = u->hrir_samples * pa_frame_size(&hrir_ss);
u->hrir_channels = hrir_ss.channels;
u->hrir_data = (float *) pa_xmalloc(hrir_total_length);
hrir_copied_length = 0;
/* add silence to the hrir until we get enough samples out of the resampler */
while (hrir_copied_length < hrir_total_length) {
pa_resampler_run(resampler, &hrir_temp_chunk, &hrir_temp_chunk_resampled);
if (hrir_temp_chunk.memblock != hrir_temp_chunk_resampled.memblock) {
/* Silence input block */
pa_silence_memblock(hrir_temp_chunk.memblock, &hrir_temp_ss);
}
if (hrir_temp_chunk_resampled.memblock) {
/* Copy hrir data */
hrir_data = (float *) pa_memblock_acquire(hrir_temp_chunk_resampled.memblock);
if (hrir_total_length - hrir_copied_length >= hrir_temp_chunk_resampled.length) {
memcpy(u->hrir_data + hrir_copied_length, hrir_data, hrir_temp_chunk_resampled.length);
hrir_copied_length += hrir_temp_chunk_resampled.length;
} else {
memcpy(u->hrir_data + hrir_copied_length, hrir_data, hrir_total_length - hrir_copied_length);
hrir_copied_length = hrir_total_length;
}
pa_memblock_release(hrir_temp_chunk_resampled.memblock);
pa_memblock_unref(hrir_temp_chunk_resampled.memblock);
hrir_temp_chunk_resampled.memblock = NULL;
}
}
pa_resampler_free(resampler);
pa_memblock_unref(hrir_temp_chunk.memblock);
hrir_temp_chunk.memblock = NULL;
if (hrir_map.channels < map.channels) {
pa_log("hrir file does not have enough channels!");
goto fail;
}
normalize_hrir(u);
/* create mapping between hrir and input */
u->mapping_left = (unsigned *) pa_xnew0(unsigned, u->channels);
u->mapping_right = (unsigned *) pa_xnew0(unsigned, u->channels);
for (i = 0; i < map.channels; i++) {
found_channel_left = 0;
found_channel_right = 0;
for (j = 0; j < hrir_map.channels; j++) {
if (hrir_map.map[j] == map.map[i]) {
u->mapping_left[i] = j;
found_channel_left = 1;
}
if (hrir_map.map[j] == mirror_channel(map.map[i])) {
u->mapping_right[i] = j;
found_channel_right = 1;
}
}
if (!found_channel_left) {
pa_log("Cannot find mapping for channel %s", pa_channel_position_to_string(map.map[i]));
goto fail;
}
if (!found_channel_right) {
pa_log("Cannot find mapping for channel %s", pa_channel_position_to_string(mirror_channel(map.map[i])));
goto fail;
}
}
u->input_buffer = pa_xmalloc0(u->hrir_samples * u->sink_fs);
u->input_buffer_offset = 0;
pa_sink_put(u->sink);
pa_sink_input_put(u->sink_input);
pa_modargs_free(ma);
return 0;
fail:
if (hrir_temp_chunk.memblock)
pa_memblock_unref(hrir_temp_chunk.memblock);
if (hrir_temp_chunk_resampled.memblock)
pa_memblock_unref(hrir_temp_chunk_resampled.memblock);
if (ma)
pa_modargs_free(ma);
pa__done(m);
return -1;
}
static int handle_response(struct userdata *u) {
pa_assert(u);
switch (u->state) {
case STATE_AUTH:
pa_assert(u->read_length == sizeof(int32_t));
/* Process auth data */
if (!*(int32_t*) u->read_data) {
pa_log("Authentication failed: %s", pa_cstrerror(errno));
return -1;
}
/* Request latency data */
pa_assert(!u->write_data);
*(int32_t*) (u->write_data = pa_xmalloc(u->write_length = sizeof(int32_t))) = ESD_PROTO_LATENCY;
u->write_index = 0;
u->state = STATE_LATENCY;
/* Space for next response */
pa_assert(u->read_length >= sizeof(int32_t));
u->read_index = 0;
u->read_length = sizeof(int32_t);
break;
case STATE_LATENCY: {
int32_t *p;
pa_assert(u->read_length == sizeof(int32_t));
/* Process latency info */
u->latency = (pa_usec_t) ((double) (*(int32_t*) u->read_data) * 1000000 / 44100);
if (u->latency > 10000000) {
pa_log_warn("Invalid latency information received from server");
u->latency = 0;
}
/* Create stream */
pa_assert(!u->write_data);
p = u->write_data = pa_xmalloc0(u->write_length = sizeof(int32_t)*3+ESD_NAME_MAX);
*(p++) = ESD_PROTO_STREAM_PLAY;
*(p++) = u->format;
*(p++) = u->rate;
pa_strlcpy((char*) p, "PulseAudio Tunnel", ESD_NAME_MAX);
u->write_index = 0;
u->state = STATE_PREPARE;
/* Don't read any further */
pa_xfree(u->read_data);
u->read_data = NULL;
u->read_index = u->read_length = 0;
break;
}
default:
pa_assert_not_reached();
}
return 0;
}
