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pipewire/src/modules/module-protocol-pulse/pulse-server.c

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/* PipeWire
*
* Copyright © 2020 Wim Taymans
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice (including the next
* paragraph) shall be included in all copies or substantial portions of the
* Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*/
#define NAME "pulse-server"
#include "config.h"
#include <errno.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <time.h>
#include <sys/time.h>
#include <pipewire/log.h>
#define spa_debug pw_log_debug
#include <spa/support/cpu.h>
#include <spa/utils/result.h>
#include <spa/utils/string.h>
#include <spa/debug/dict.h>
#include <spa/debug/mem.h>
#include <spa/debug/types.h>
#include <spa/param/audio/raw.h>
#include <spa/pod/pod.h>
#include <spa/param/audio/format-utils.h>
#include <spa/param/props.h>
#include <spa/utils/ringbuffer.h>
#include <spa/utils/json.h>
#include <pipewire/pipewire.h>
#include <pipewire/private.h>
#include <pipewire/extensions/metadata.h>
#include "pulse-server.h"
#include "client.h"
#include "collect.h"
#include "commands.h"
#include "dbus-name.h"
#include "defs.h"
#include "extension.h"
#include "format.h"
#include "internal.h"
#include "manager.h"
#include "message.h"
#include "message-handler.h"
#include "module.h"
#include "operation.h"
#include "pending-sample.h"
#include "quirks.h"
#include "reply.h"
#include "sample.h"
#include "sample-play.h"
#include "server.h"
#include "stream.h"
#include "utils.h"
#include "volume.h"
#define DEFAULT_MIN_REQ "256/48000"
#define DEFAULT_DEFAULT_REQ "960/48000"
#define DEFAULT_MIN_FRAG "256/48000"
#define DEFAULT_DEFAULT_FRAG "96000/48000"
#define DEFAULT_DEFAULT_TLENGTH "96000/48000"
#define DEFAULT_MIN_QUANTUM "256/48000"
#define DEFAULT_FORMAT "F32"
#define DEFAULT_POSITION "[ FL FR ]"
#define LISTEN_BACKLOG 32
#define MAX_FORMATS 32
#define MAX_CLIENTS 64
bool debug_messages = false;
struct latency_offset_data {
int64_t prev_latency_offset;
unsigned int initialized:1;
};
static struct sample *find_sample(struct impl *impl, uint32_t idx, const char *name)
{
union pw_map_item *item;
if (idx != SPA_ID_INVALID)
return pw_map_lookup(&impl->samples, idx);
pw_array_for_each(item, &impl->samples.items) {
struct sample *s = item->data;
if (!pw_map_item_is_free(item) &&
spa_streq(s->name, name))
return s;
}
return NULL;
}
void broadcast_subscribe_event(struct impl *impl, uint32_t mask, uint32_t event, uint32_t id)
{
struct server *s;
spa_list_for_each(s, &impl->servers, link) {
struct client *c;
spa_list_for_each(c, &s->clients, link)
client_queue_subscribe_event(c, mask, event, id);
}
}
static int do_command_auth(struct client *client, uint32_t command, uint32_t tag, struct message *m)
{
struct impl *impl = client->impl;
struct message *reply;
uint32_t version;
const void *cookie;
size_t len;
if (message_get(m,
TAG_U32, &version,
TAG_ARBITRARY, &cookie, &len,
TAG_INVALID) < 0) {
return -EPROTO;
}
if (version < 8)
return -EPROTO;
if (len != NATIVE_COOKIE_LENGTH)
return -EINVAL;
if ((version & PROTOCOL_VERSION_MASK) >= 13)
version &= PROTOCOL_VERSION_MASK;
client->version = version;
pw_log_info(NAME" %p: client:%p AUTH tag:%u version:%d", impl, client, tag, version);
reply = reply_new(client, tag);
message_put(reply,
TAG_U32, PROTOCOL_VERSION,
TAG_INVALID);
return client_queue_message(client, reply);
}
static int reply_set_client_name(struct client *client, uint32_t tag)
{
struct message *reply;
struct pw_client *c;
uint32_t id;
c = pw_core_get_client(client->core);
if (c == NULL)
return -ENOENT;
id = pw_proxy_get_bound_id((struct pw_proxy*)c);
pw_log_info(NAME" %p: [%s] reply tag:%u id:%u", client, client->name, tag, id);
reply = reply_new(client, tag);
if (client->version >= 13) {
message_put(reply,
TAG_U32, id, /* client index */
TAG_INVALID);
}
return client_queue_message(client, reply);
}
static void manager_sync(void *data)
{
struct client *client = data;
struct operation *o;
pw_log_debug(NAME" %p: manager sync", client);
if (client->connect_tag != SPA_ID_INVALID) {
reply_set_client_name(client, client->connect_tag);
client->connect_tag = SPA_ID_INVALID;
}
spa_list_consume(o, &client->operations, link)
operation_complete(o);
}
static struct stream *find_stream(struct client *client, uint32_t id)
{
union pw_map_item *item;
pw_array_for_each(item, &client->streams.items) {
struct stream *s = item->data;
if (!pw_map_item_is_free(item) &&
s->id == id)
return s;
}
return NULL;
}
static int send_object_event(struct client *client, struct pw_manager_object *o,
uint32_t facility)
{
uint32_t event = 0, mask = 0, res_id = o->id;
if (pw_manager_object_is_sink(o)) {
client_queue_subscribe_event(client,
SUBSCRIPTION_MASK_SINK,
SUBSCRIPTION_EVENT_SINK | facility,
res_id);
}
if (pw_manager_object_is_source_or_monitor(o)) {
if (!pw_manager_object_is_source(o))
res_id |= MONITOR_FLAG;
mask = SUBSCRIPTION_MASK_SOURCE;
event = SUBSCRIPTION_EVENT_SOURCE;
}
else if (pw_manager_object_is_sink_input(o)) {
mask = SUBSCRIPTION_MASK_SINK_INPUT;
event = SUBSCRIPTION_EVENT_SINK_INPUT;
}
else if (pw_manager_object_is_source_output(o)) {
mask = SUBSCRIPTION_MASK_SOURCE_OUTPUT;
event = SUBSCRIPTION_EVENT_SOURCE_OUTPUT;
}
else if (pw_manager_object_is_module(o)) {
mask = SUBSCRIPTION_MASK_MODULE;
event = SUBSCRIPTION_EVENT_MODULE;
}
else if (pw_manager_object_is_client(o)) {
mask = SUBSCRIPTION_MASK_CLIENT;
event = SUBSCRIPTION_EVENT_CLIENT;
}
else if (pw_manager_object_is_card(o)) {
mask = SUBSCRIPTION_MASK_CARD;
event = SUBSCRIPTION_EVENT_CARD;
} else
event = SPA_ID_INVALID;
if (event != SPA_ID_INVALID)
client_queue_subscribe_event(client,
mask,
event | facility,
res_id);
return 0;
}
static struct pw_manager_object *find_device(struct client *client,
uint32_t id, const char *name, bool sink, bool *is_monitor);
static int64_t get_node_latency_offset(struct pw_manager_object *o)
{
int64_t latency_offset = 0LL;
struct pw_manager_param *p;
spa_list_for_each(p, &o->param_list, link) {
if (p->id != SPA_PARAM_Props)
continue;
if (spa_pod_parse_object(p->param,
SPA_TYPE_OBJECT_Props, NULL,
SPA_PROP_latencyOffsetNsec, SPA_POD_Long(&latency_offset)) == 1)
break;
}
return latency_offset;
}
static void send_latency_offset_subscribe_event(struct client *client, struct pw_manager_object *o)
{
struct latency_offset_data *d;
struct pw_node_info *info;
const char *str;
uint32_t card_id = SPA_ID_INVALID;
int64_t latency_offset = 0LL;
bool changed = false;
if (!pw_manager_object_is_sink(o) && !pw_manager_object_is_source_or_monitor(o))
return;
/*
* Pulseaudio sends card change events on latency offset change.
*/
if ((info = o->info) == NULL || info->props == NULL)
return;
if ((str = spa_dict_lookup(info->props, PW_KEY_DEVICE_ID)) != NULL)
card_id = (uint32_t)atoi(str);
if (card_id == SPA_ID_INVALID)
return;
d = pw_manager_object_add_data(o, "latency_offset_data", sizeof(struct latency_offset_data));
if (d == NULL)
return;
latency_offset = get_node_latency_offset(o);
changed = (!d->initialized || latency_offset != d->prev_latency_offset);
d->prev_latency_offset = latency_offset;
d->initialized = true;
if (changed)
client_queue_subscribe_event(client,
SUBSCRIPTION_MASK_CARD,
SUBSCRIPTION_EVENT_CARD | SUBSCRIPTION_EVENT_CHANGE,
card_id);
}
static void send_default_change_subscribe_event(struct client *client, bool sink, bool source)
{
struct pw_manager_object *def;
bool changed = false;
if (sink) {
def = find_device(client, SPA_ID_INVALID, NULL, true, NULL);
if (client->prev_default_sink != def) {
client->prev_default_sink = def;
changed = true;
}
}
if (source) {
def = find_device(client, SPA_ID_INVALID, NULL, false, NULL);
if (client->prev_default_source != def) {
client->prev_default_source = def;
changed = true;
}
}
if (changed)
client_queue_subscribe_event(client,
SUBSCRIPTION_MASK_SERVER,
SUBSCRIPTION_EVENT_CHANGE |
SUBSCRIPTION_EVENT_SERVER,
-1);
}
static void handle_metadata(struct client *client, struct pw_manager_object *old,
struct pw_manager_object *new, const char *name)
{
if (spa_streq(name, "default")) {
if (client->metadata_default == old)
client->metadata_default = new;
}
else if (spa_streq(name, "route-settings")) {
if (client->metadata_routes == old)
client->metadata_routes = new;
}
}
static void manager_added(void *data, struct pw_manager_object *o)
{
struct client *client = data;
const char *str;
register_object_message_handlers(o);
if (spa_streq(o->type, PW_TYPE_INTERFACE_Metadata)) {
if (o->props != NULL &&
(str = pw_properties_get(o->props, PW_KEY_METADATA_NAME)) != NULL)
handle_metadata(client, NULL, o, str);
}
send_object_event(client, o, SUBSCRIPTION_EVENT_NEW);
/* Adding sinks etc. may also change defaults */
send_default_change_subscribe_event(client, pw_manager_object_is_sink(o), pw_manager_object_is_source_or_monitor(o));
}
static void manager_updated(void *data, struct pw_manager_object *o)
{
struct client *client = data;
send_object_event(client, o, SUBSCRIPTION_EVENT_CHANGE);
send_latency_offset_subscribe_event(client, o);
send_default_change_subscribe_event(client, pw_manager_object_is_sink(o), pw_manager_object_is_source_or_monitor(o));
}
static void manager_removed(void *data, struct pw_manager_object *o)
{
struct client *client = data;
const char *str;
send_object_event(client, o, SUBSCRIPTION_EVENT_REMOVE);
send_default_change_subscribe_event(client, pw_manager_object_is_sink(o), pw_manager_object_is_source_or_monitor(o));
if (spa_streq(o->type, PW_TYPE_INTERFACE_Metadata)) {
if (o->props != NULL &&
(str = pw_properties_get(o->props, PW_KEY_METADATA_NAME)) != NULL)
handle_metadata(client, o, NULL, str);
}
}
static int json_object_find(const char *obj, const char *key, char *value, size_t len)
{
struct spa_json it[2];
const char *v;
char k[128];
spa_json_init(&it[0], obj, strlen(obj));
if (spa_json_enter_object(&it[0], &it[1]) <= 0)
return -EINVAL;
while (spa_json_get_string(&it[1], k, sizeof(k)-1) > 0) {
if (spa_streq(k, key)) {
if (spa_json_get_string(&it[1], value, len) <= 0)
continue;
return 0;
} else {
if (spa_json_next(&it[1], &v) <= 0)
break;
}
}
return -ENOENT;
}
static void manager_metadata(void *data, struct pw_manager_object *o,
uint32_t subject, const char *key, const char *type, const char *value)
{
struct client *client = data;
bool changed = false;
pw_log_debug("meta id:%d subject:%d key:%s type:%s value:%s",
o->id, subject, key, type, value);
if (subject == PW_ID_CORE && o == client->metadata_default) {
char name[1024];
if (key == NULL || spa_streq(key, "default.audio.sink")) {
if (value != NULL) {
if (json_object_find(value,
"name", name, sizeof(name)) < 0)
value = NULL;
else
value = name;
}
if ((changed = !spa_streq(client->default_sink, value))) {
free(client->default_sink);
client->default_sink = value ? strdup(value) : NULL;
}
}
if (key == NULL || spa_streq(key, "default.audio.source")) {
if (value != NULL) {
if (json_object_find(value,
"name", name, sizeof(name)) < 0)
value = NULL;
else
value = name;
}
if ((changed = !spa_streq(client->default_source, value))) {
free(client->default_source);
client->default_source = value ? strdup(value) : NULL;
}
}
if (changed)
send_default_change_subscribe_event(client, true, true);
}
if (subject == PW_ID_CORE && o == client->metadata_routes) {
if (key == NULL)
pw_properties_clear(client->routes);
else
pw_properties_set(client->routes, key, value);
}
}
static const struct pw_manager_events manager_events = {
PW_VERSION_MANAGER_EVENTS,
.sync = manager_sync,
.added = manager_added,
.updated = manager_updated,
.removed = manager_removed,
.metadata = manager_metadata,
};
static int do_set_client_name(struct client *client, uint32_t command, uint32_t tag, struct message *m)
{
struct impl *impl = client->impl;
const char *name = NULL;
int res = 0, changed = 0;
if (client->version < 13) {
if (message_get(m,
TAG_STRING, &name,
TAG_INVALID) < 0)
return -EPROTO;
if (name)
changed += pw_properties_set(client->props,
PW_KEY_APP_NAME, name);
} else {
if (message_get(m,
TAG_PROPLIST, client->props,
TAG_INVALID) < 0)
return -EPROTO;
changed++;
}
client->name = pw_properties_get(client->props, PW_KEY_APP_NAME);
pw_log_info(NAME" %p: [%s] %s tag:%d", impl, client->name,
commands[command].name, tag);
if (client->core == NULL) {
client->core = pw_context_connect(impl->context,
pw_properties_copy(client->props), 0);
if (client->core == NULL) {
res = -errno;
goto error;
}
client->manager = pw_manager_new(client->core);
if (client->manager == NULL) {
res = -errno;
goto error;
}
client->connect_tag = tag;
pw_manager_add_listener(client->manager, &client->manager_listener,
&manager_events, client);
} else {
if (changed)
pw_core_update_properties(client->core, &client->props->dict);
if (client->connect_tag == SPA_ID_INVALID)
res = reply_set_client_name(client, tag);
}
client_update_quirks(client);
return res;
error:
pw_log_error(NAME" %p: failed to connect client: %s", impl, spa_strerror(res));
return res;
}
static int do_subscribe(struct client *client, uint32_t command, uint32_t tag, struct message *m)
{
struct impl *impl = client->impl;
uint32_t mask;
if (message_get(m,
TAG_U32, &mask,
TAG_INVALID) < 0)
return -EPROTO;
pw_log_info(NAME" %p: [%s] SUBSCRIBE tag:%u mask:%08x", impl,
client->name, tag, mask);
client->subscribed = mask;
return reply_simple_ack(client, tag);
}
static uint32_t frac_to_bytes_round_up(struct spa_fraction val, const struct sample_spec *ss)
{
uint64_t u;
u = (uint64_t) (val.num * 1000000UL * (uint64_t) ss->rate) / val.denom;
u = (u + 1000000UL - 1) / 1000000UL;
u *= sample_spec_frame_size(ss);
return (uint32_t) u;
}
static void fix_playback_buffer_attr(struct stream *s, struct buffer_attr *attr)
{
uint32_t frame_size, max_prebuf, minreq;
struct defs *defs = &s->impl->defs;
frame_size = s->frame_size;
minreq = frac_to_bytes_round_up(defs->min_req, &s->ss);
if (attr->maxlength == (uint32_t) -1 || attr->maxlength > MAXLENGTH)
attr->maxlength = MAXLENGTH;
attr->maxlength -= attr->maxlength % frame_size;
attr->maxlength = SPA_MAX(attr->maxlength, frame_size);
if (attr->tlength == (uint32_t) -1)
attr->tlength = frac_to_bytes_round_up(defs->default_tlength, &s->ss);
if (attr->tlength > attr->maxlength)
attr->tlength = attr->maxlength;
attr->tlength -= attr->tlength % frame_size;
attr->tlength = SPA_MAX(attr->tlength, frame_size);
attr->tlength = SPA_MAX(attr->tlength, minreq);
if (attr->minreq == (uint32_t) -1) {
uint32_t process = frac_to_bytes_round_up(defs->default_req, &s->ss);
/* With low-latency, tlength/4 gives a decent default in all of traditional,
* adjust latency and early request modes. */
uint32_t m = attr->tlength / 4;
m -= m % frame_size;
attr->minreq = SPA_MIN(process, m);
}
attr->minreq = SPA_MAX(attr->minreq, minreq);
if (attr->tlength < attr->minreq+frame_size)
attr->tlength = attr->minreq + frame_size;
attr->minreq -= attr->minreq % frame_size;
if (attr->minreq <= 0) {
attr->minreq = frame_size;
attr->tlength += frame_size*2;
}
if (attr->tlength <= attr->minreq)
attr->tlength = attr->minreq*2 + frame_size;
max_prebuf = attr->tlength + frame_size - attr->minreq;
if (attr->prebuf == (uint32_t) -1 || attr->prebuf > max_prebuf)
attr->prebuf = max_prebuf;
attr->prebuf -= attr->prebuf % frame_size;
s->missing = attr->tlength;
attr->fragsize = 0;
pw_log_info(NAME" %p: [%s] maxlength:%u tlength:%u minreq:%u prebuf:%u", s,
s->client->name, attr->maxlength, attr->tlength,
attr->minreq, attr->prebuf);
}
static int reply_create_playback_stream(struct stream *stream)
{
struct client *client = stream->client;
struct pw_manager *manager = client->manager;
struct message *reply;
uint32_t missing, peer_id;
struct spa_dict_item items[5];
char latency[32];
char attr_maxlength[32];
char attr_tlength[32];
char attr_prebuf[32];
char attr_minreq[32];
struct pw_manager_object *peer;
const char *peer_name;
struct spa_fraction lat;
uint64_t lat_usec;
struct defs *defs = &stream->impl->defs;
fix_playback_buffer_attr(stream, &stream->attr);
stream->buffer = calloc(1, stream->attr.maxlength);
if (stream->buffer == NULL)
return -errno;
spa_ringbuffer_init(&stream->ring);
if (stream->early_requests) {
lat.num = stream->attr.minreq;
} else if (stream->adjust_latency) {
if (stream->attr.tlength > stream->attr.minreq * 2)
lat.num = (stream->attr.tlength - stream->attr.minreq * 2) / 2;
else
lat.num = stream->attr.minreq;
} else {
if (stream->attr.tlength > stream->attr.minreq * 2)
lat.num = stream->attr.tlength - stream->attr.minreq * 2;
else
lat.num = stream->attr.minreq;
}
lat.denom = stream->ss.rate;
lat.num /= stream->frame_size;
if (lat.num * defs->min_quantum.denom / lat.denom < defs->min_quantum.num)
lat.num = (defs->min_quantum.num * lat.denom +
(defs->min_quantum.denom -1)) / defs->min_quantum.denom;
lat_usec = lat.num * SPA_USEC_PER_SEC / lat.denom;
snprintf(latency, sizeof(latency), "%u/%u", lat.num, lat.denom);
snprintf(attr_maxlength, sizeof(attr_maxlength), "%u", stream->attr.maxlength);
snprintf(attr_tlength, sizeof(attr_tlength), "%u", stream->attr.tlength);
snprintf(attr_prebuf, sizeof(attr_prebuf), "%u", stream->attr.prebuf);
snprintf(attr_minreq, sizeof(attr_minreq), "%u", stream->attr.minreq);
items[0] = SPA_DICT_ITEM_INIT(PW_KEY_NODE_LATENCY, latency);
items[1] = SPA_DICT_ITEM_INIT("pulse.attr.maxlength", attr_maxlength);
items[2] = SPA_DICT_ITEM_INIT("pulse.attr.tlength", attr_tlength);
items[3] = SPA_DICT_ITEM_INIT("pulse.attr.prebuf", attr_prebuf);
items[4] = SPA_DICT_ITEM_INIT("pulse.attr.minreq", attr_minreq);
pw_stream_update_properties(stream->stream, &SPA_DICT_INIT(items, 5));
missing = stream_pop_missing(stream);
pw_log_info(NAME" %p: [%s] reply CREATE_PLAYBACK_STREAM tag:%u missing:%u latency:%s",
stream, client->name, stream->create_tag, missing, latency);
reply = reply_new(client, stream->create_tag);
message_put(reply,
TAG_U32, stream->channel, /* stream index/channel */
TAG_U32, stream->id, /* sink_input/stream index */
TAG_U32, missing, /* missing/requested bytes */
TAG_INVALID);
peer = find_linked(manager, stream->id, stream->direction);
if (peer && pw_manager_object_is_sink(peer)) {
peer_id = peer->id;
peer_name = pw_properties_get(peer->props, PW_KEY_NODE_NAME);
} else {
peer_id = SPA_ID_INVALID;
peer_name = NULL;
}
if (client->version >= 9) {
message_put(reply,
TAG_U32, stream->attr.maxlength,
TAG_U32, stream->attr.tlength,
TAG_U32, stream->attr.prebuf,
TAG_U32, stream->attr.minreq,
TAG_INVALID);
}
if (client->version >= 12) {
message_put(reply,
TAG_SAMPLE_SPEC, &stream->ss,
TAG_CHANNEL_MAP, &stream->map,
TAG_U32, peer_id, /* sink index */
TAG_STRING, peer_name, /* sink name */
TAG_BOOLEAN, false, /* sink suspended state */
TAG_INVALID);
}
if (client->version >= 13) {
message_put(reply,
TAG_USEC, lat_usec, /* sink configured latency */
TAG_INVALID);
}
if (client->version >= 21) {
struct format_info info;
spa_zero(info);
info.encoding = ENCODING_PCM;
message_put(reply,
TAG_FORMAT_INFO, &info, /* sink_input format */
TAG_INVALID);
}
stream->create_tag = SPA_ID_INVALID;
return client_queue_message(client, reply);
}
static void fix_record_buffer_attr(struct stream *s, struct buffer_attr *attr)
{
uint32_t frame_size, minfrag;
struct defs *defs = &s->impl->defs;
frame_size = s->frame_size;
if (attr->maxlength == (uint32_t) -1 || attr->maxlength > MAXLENGTH)
attr->maxlength = MAXLENGTH;
attr->maxlength -= attr->maxlength % frame_size;
attr->maxlength = SPA_MAX(attr->maxlength, frame_size);
minfrag = frac_to_bytes_round_up(defs->min_frag, &s->ss);
if (attr->fragsize == (uint32_t) -1 || attr->fragsize == 0)
attr->fragsize = frac_to_bytes_round_up(defs->default_frag, &s->ss);
attr->fragsize -= attr->fragsize % frame_size;
attr->fragsize = SPA_MAX(attr->fragsize, minfrag);
attr->fragsize = SPA_MAX(attr->fragsize, frame_size);
if (attr->fragsize > attr->maxlength)
attr->fragsize = attr->maxlength;
attr->tlength = attr->minreq = attr->prebuf = 0;
pw_log_info(NAME" %p: [%s] maxlength:%u fragsize:%u minfrag:%u", s,
s->client->name, attr->maxlength, attr->fragsize, minfrag);
}
static int reply_create_record_stream(struct stream *stream)
{
struct client *client = stream->client;
struct pw_manager *manager = client->manager;
struct message *reply;
struct spa_dict_item items[3];
char latency[32], *tmp;
char attr_maxlength[32];
char attr_fragsize[32];
struct pw_manager_object *peer;
const char *peer_name, *name;
uint32_t peer_id;
struct spa_fraction lat;
uint64_t lat_usec;
struct defs *defs = &stream->impl->defs;
fix_record_buffer_attr(stream, &stream->attr);
stream->buffer = calloc(1, stream->attr.maxlength);
if (stream->buffer == NULL)
return -errno;
spa_ringbuffer_init(&stream->ring);
if (stream->early_requests) {
lat.num = stream->attr.fragsize;
} else if (stream->adjust_latency) {
lat.num = stream->attr.fragsize;
} else {
lat.num = stream->attr.fragsize;
}
lat.num /= stream->frame_size;
lat.denom = stream->ss.rate;
if (lat.num * defs->min_quantum.denom / lat.denom < defs->min_quantum.num)
lat.num = (defs->min_quantum.num * lat.denom +
(defs->min_quantum.denom -1)) / defs->min_quantum.denom;
lat_usec = lat.num * SPA_USEC_PER_SEC / lat.denom;
snprintf(latency, sizeof(latency), "%u/%u", lat.num, lat.denom);
snprintf(attr_maxlength, sizeof(attr_maxlength), "%u", stream->attr.maxlength);
snprintf(attr_fragsize, sizeof(attr_fragsize), "%u", stream->attr.fragsize);
items[0] = SPA_DICT_ITEM_INIT(PW_KEY_NODE_LATENCY, latency);
items[1] = SPA_DICT_ITEM_INIT("pulse.attr.maxlength", attr_maxlength);
items[2] = SPA_DICT_ITEM_INIT("pulse.attr.fragsize", attr_fragsize);
pw_stream_update_properties(stream->stream,
&SPA_DICT_INIT(items, 3));
pw_log_info(NAME" %p: [%s] reply CREATE_RECORD_STREAM tag:%u latency:%s",
stream, client->name, stream->create_tag, latency);
reply = reply_new(client, stream->create_tag);
message_put(reply,
TAG_U32, stream->channel, /* stream index/channel */
TAG_U32, stream->id, /* source_output/stream index */
TAG_INVALID);
peer = find_linked(manager, stream->id, stream->direction);
if (peer && pw_manager_object_is_sink_input(peer))
peer = find_linked(manager, peer->id, PW_DIRECTION_OUTPUT);
if (peer && pw_manager_object_is_source_or_monitor(peer)) {
name = pw_properties_get(peer->props, PW_KEY_NODE_NAME);
if (!pw_manager_object_is_source(peer)) {
size_t len = (name ? strlen(name) : 5) + 10;
peer_id = peer->id | MONITOR_FLAG;
peer_name = tmp = alloca(len);
snprintf(tmp, len, "%s.monitor", name ? name : "sink");
} else {
peer_id = peer->id;
peer_name = name;
}
} else {
peer_id = SPA_ID_INVALID;
peer_name = NULL;
}
if (client->version >= 9) {
message_put(reply,
TAG_U32, stream->attr.maxlength,
TAG_U32, stream->attr.fragsize,
TAG_INVALID);
}
if (client->version >= 12) {
message_put(reply,
TAG_SAMPLE_SPEC, &stream->ss,
TAG_CHANNEL_MAP, &stream->map,
TAG_U32, peer_id, /* source index */
TAG_STRING, peer_name, /* source name */
TAG_BOOLEAN, false, /* source suspended state */
TAG_INVALID);
}
if (client->version >= 13) {
message_put(reply,
TAG_USEC, lat_usec, /* source configured latency */
TAG_INVALID);
}
if (client->version >= 22) {
struct format_info info;
spa_zero(info);
info.encoding = ENCODING_PCM;
message_put(reply,
TAG_FORMAT_INFO, &info, /* source_output format */
TAG_INVALID);
}
stream->create_tag = SPA_ID_INVALID;
return client_queue_message(client, reply);
}
static void stream_control_info(void *data, uint32_t id,
const struct pw_stream_control *control)
{
struct stream *stream = data;
switch (id) {
case SPA_PROP_channelVolumes:
stream->volume.channels = control->n_values;
memcpy(stream->volume.values, control->values, control->n_values * sizeof(float));
pw_log_info("stream %p: volume changed %f", stream, stream->volume.values[0]);
break;
case SPA_PROP_mute:
stream->muted = control->values[0] >= 0.5;
pw_log_info("stream %p: mute changed %d", stream, stream->muted);
break;
}
}
static void on_stream_cleanup(void *obj, void *data, int res, uint32_t id)
{
struct stream *stream = obj;
struct client *client = stream->client;
stream_free(stream);
if (client->ref <= 0)
client_free(client);
}
static void stream_state_changed(void *data, enum pw_stream_state old,
enum pw_stream_state state, const char *error)
{
struct stream *stream = data;
struct client *client = stream->client;
struct impl *impl = client->impl;
switch (state) {
case PW_STREAM_STATE_ERROR:
reply_error(client, -1, stream->create_tag, -EIO);
stream->done = true;
break;
case PW_STREAM_STATE_UNCONNECTED:
if (stream->create_tag != SPA_ID_INVALID)
reply_error(client, -1, stream->create_tag, -ENOENT);
else if (!client->disconnecting)
stream->killed = true;
stream->done = true;
break;
case PW_STREAM_STATE_CONNECTING:
case PW_STREAM_STATE_PAUSED:
case PW_STREAM_STATE_STREAMING:
break;
}
if (stream->done) {
pw_work_queue_add(impl->work_queue, stream, 0,
on_stream_cleanup, client);
}
}
static const struct spa_pod *get_buffers_param(struct stream *s,
struct buffer_attr *attr, struct spa_pod_builder *b)
{
const struct spa_pod *param;
uint32_t blocks, buffers, size, maxsize, stride;
blocks = 1;
stride = s->frame_size;
if (s->direction == PW_DIRECTION_OUTPUT) {
maxsize = attr->tlength * 4;
size = attr->minreq * 2;
} else {
size = attr->fragsize;
maxsize = attr->fragsize * MAX_BUFFERS;
}
buffers = SPA_CLAMP(maxsize / size, MIN_BUFFERS, MAX_BUFFERS);
pw_log_info("stream %p: stride %d maxsize %d size %u buffers %d", s, stride, maxsize,
size, buffers);
param = spa_pod_builder_add_object(b,
SPA_TYPE_OBJECT_ParamBuffers, SPA_PARAM_Buffers,
SPA_PARAM_BUFFERS_buffers, SPA_POD_CHOICE_RANGE_Int(buffers, MIN_BUFFERS, MAX_BUFFERS),
SPA_PARAM_BUFFERS_blocks, SPA_POD_Int(blocks),
SPA_PARAM_BUFFERS_size, SPA_POD_CHOICE_RANGE_Int(
size, size, maxsize),
SPA_PARAM_BUFFERS_stride, SPA_POD_Int(stride),
SPA_PARAM_BUFFERS_align, SPA_POD_Int(16));
return param;
}
static void stream_param_changed(void *data, uint32_t id, const struct spa_pod *param)
{
struct stream *stream = data;
const struct spa_pod *params[4];
uint32_t n_params = 0;
uint8_t buffer[4096];
struct spa_pod_builder b = SPA_POD_BUILDER_INIT(buffer, sizeof(buffer));
int res;
if (id != SPA_PARAM_Format || param == NULL)
return;
if ((res = format_parse_param(param, &stream->ss, &stream->map)) < 0) {
pw_stream_set_error(stream->stream, res, "format not supported");
return;
}
pw_log_debug(NAME" %p: got rate:%u channels:%u", stream, stream->ss.rate, stream->ss.channels);
stream->frame_size = sample_spec_frame_size(&stream->ss);
if (stream->frame_size == 0) {
pw_stream_set_error(stream->stream, res, "format not supported");
return;
}
stream->rate = stream->ss.rate;
if (stream->create_tag != SPA_ID_INVALID) {
stream->id = pw_stream_get_node_id(stream->stream);
if (stream->volume_set) {
pw_stream_set_control(stream->stream,
SPA_PROP_channelVolumes, stream->volume.channels, stream->volume.values, 0);
}
if (stream->muted_set) {
float val = stream->muted ? 1.0f : 0.0f;
pw_stream_set_control(stream->stream,
SPA_PROP_mute, 1, &val, 0);
}
if (stream->corked)
pw_stream_set_active(stream->stream, false);
if (stream->direction == PW_DIRECTION_OUTPUT) {
reply_create_playback_stream(stream);
} else {
reply_create_record_stream(stream);
}
}
params[n_params++] = get_buffers_param(stream, &stream->attr, &b);
pw_stream_update_params(stream->stream, params, n_params);
}
static void stream_io_changed(void *data, uint32_t id, void *area, uint32_t size)
{
struct stream *stream = data;
switch (id) {
case SPA_IO_RateMatch:
stream->rate_match = area;
break;
}
}
struct process_data {
struct pw_time pwt;
uint32_t read_inc;
uint32_t write_inc;
uint32_t underrun_for;
uint32_t playing_for;
uint32_t missing;
unsigned int underrun:1;
};
static int
do_process_done(struct spa_loop *loop,
bool async, uint32_t seq, const void *data, size_t size, void *user_data)
{
struct stream *stream = user_data;
struct client *client = stream->client;
struct impl *impl = client->impl;
const struct process_data *pd = data;
uint32_t index, towrite;
int32_t avail;
stream->timestamp = pd->pwt.now;
if (pd->pwt.rate.denom > 0)
stream->delay = pd->pwt.delay * SPA_USEC_PER_SEC / pd->pwt.rate.denom;
else
stream->delay = 0;
if (stream->direction == PW_DIRECTION_OUTPUT) {
stream->read_index += pd->read_inc;
if (stream->corked) {
if (stream->underrun_for != (uint64_t)-1)
stream->underrun_for += pd->underrun_for;
stream->playing_for = 0;
return 0;
}
if (pd->underrun != stream->is_underrun) {
stream->is_underrun = pd->underrun;
stream->underrun_for = 0;
stream->playing_for = 0;
if (pd->underrun)
stream_send_underflow(stream, stream->read_index, pd->underrun_for);
else
stream_send_started(stream);
}
stream->missing += pd->missing;
stream->missing = SPA_MIN(stream->missing, stream->attr.tlength);
stream->playing_for += pd->playing_for;
if (stream->underrun_for != (uint64_t)-1)
stream->underrun_for += pd->underrun_for;
stream_send_request(stream);
} else {
struct message *msg;
stream->write_index += pd->write_inc;
avail = spa_ringbuffer_get_read_index(&stream->ring, &index);
if (!spa_list_is_empty(&client->out_messages)) {
pw_log_debug(NAME" %p: [%s] pending read:%u avail:%d",
stream, client->name, index, avail);
return 0;
}
if (avail <= 0) {
/* underrun, can't really happen but if it does we
* do nothing and wait for more data */
pw_log_warn(NAME" %p: [%s] underrun read:%u avail:%d",
stream, client->name, index, avail);
} else {
if (avail > (int32_t)stream->attr.maxlength) {
uint32_t skip = avail - stream->attr.fragsize;
/* overrun, catch up to latest fragment and send it */
pw_log_warn(NAME" %p: [%s] overrun recover read:%u avail:%d max:%u skip:%u",
stream, client->name, index, avail, stream->attr.maxlength, skip);
index += skip;
stream->read_index += skip;
avail = stream->attr.fragsize;
}
while (avail > 0) {
towrite = avail;
if (towrite > stream->attr.fragsize)
towrite = stream->attr.fragsize;
msg = message_alloc(impl, stream->channel, towrite);
if (msg == NULL)
return -errno;
spa_ringbuffer_read_data(&stream->ring,
stream->buffer, stream->attr.maxlength,
index % stream->attr.maxlength,
msg->data, towrite);
client_queue_message(client, msg);
index += towrite;
avail -= towrite;
stream->read_index += towrite;
}
spa_ringbuffer_read_update(&stream->ring, index);
}
}
return 0;
}
static void stream_process(void *data)
{
struct stream *stream = data;
struct client *client = stream->client;
struct impl *impl = stream->impl;
void *p;
struct pw_buffer *buffer;
struct spa_buffer *buf;
uint32_t size, minreq, index;
struct process_data pd;
pw_log_trace_fp(NAME" %p: process", stream);
buffer = pw_stream_dequeue_buffer(stream->stream);
if (buffer == NULL)
return;
buf = buffer->buffer;
if ((p = buf->datas[0].data) == NULL)
return;
spa_zero(pd);
if (stream->direction == PW_DIRECTION_OUTPUT) {
int32_t avail = spa_ringbuffer_get_read_index(&stream->ring, &index);
if (stream->rate_match)
minreq = stream->rate_match->size * stream->frame_size;
else
minreq = stream->attr.minreq;
if (avail < (int32_t)minreq || stream->corked) {
/* underrun, produce a silence buffer */
size = SPA_MIN(buf->datas[0].maxsize, minreq);
memset(p, 0, size);
if (stream->draining) {
stream->draining = false;
pw_stream_flush(stream->stream, true);
} else {
pd.underrun_for = size;
pd.underrun = true;
}
if (stream->attr.prebuf == 0 && !stream->corked) {
pd.missing = size;
pd.playing_for = size;
index += size;
pd.read_inc = size;
spa_ringbuffer_read_update(&stream->ring, index);
}
} else {
if (avail > (int32_t)stream->attr.maxlength) {
uint32_t skip = avail - stream->attr.maxlength;
/* overrun, reported by other side, here we skip
* ahead to the oldest data. */
pw_log_debug(NAME" %p: [%s] overrun read:%u avail:%d max:%u skip:%u",
stream, client->name, index, avail,
stream->attr.maxlength, skip);
index += skip;
pd.read_inc = skip;
avail = stream->attr.maxlength;
}
size = SPA_MIN(buf->datas[0].maxsize, (uint32_t)avail);
size = SPA_MIN(size, minreq);
spa_ringbuffer_read_data(&stream->ring,
stream->buffer, stream->attr.maxlength,
index % stream->attr.maxlength,
p, size);
index += size;
pd.read_inc += size;
spa_ringbuffer_read_update(&stream->ring, index);
pd.playing_for = size;
pd.missing = size;
pd.underrun = false;
}
buf->datas[0].chunk->offset = 0;
buf->datas[0].chunk->stride = stream->frame_size;
buf->datas[0].chunk->size = size;
buffer->size = size / stream->frame_size;
} else {
int32_t filled = spa_ringbuffer_get_write_index(&stream->ring, &index);
size = buf->datas[0].chunk->size;
if (filled < 0) {
/* underrun, can't really happen because we never read more
* than what's available on the other side */
pw_log_warn(NAME" %p: [%s] underrun write:%u filled:%d",
stream, client->name, index, filled);
} else if ((uint32_t)filled + size > stream->attr.maxlength) {
/* overrun, can happen when the other side is not
* reading fast enough. We still write our data into the
* ringbuffer and expect the other side to warn and catch up. */
pw_log_debug(NAME" %p: [%s] overrun write:%u filled:%d size:%u max:%u",
stream, client->name, index, filled,
size, stream->attr.maxlength);
}
spa_ringbuffer_write_data(&stream->ring,
stream->buffer, stream->attr.maxlength,
index % stream->attr.maxlength,
SPA_PTROFF(p, buf->datas[0].chunk->offset, void),
SPA_MIN(size, stream->attr.maxlength));
index += size;
pd.write_inc = size;
spa_ringbuffer_write_update(&stream->ring, index);
}
pw_stream_queue_buffer(stream->stream, buffer);
pw_stream_get_time(stream->stream, &pd.pwt);
pw_loop_invoke(impl->loop,
do_process_done, 1, &pd, sizeof(pd), false, stream);
}
static void stream_drained(void *data)
{
struct stream *stream = data;
pw_log_info(NAME" %p: [%s] drained channel:%u", stream,
stream->client->name, stream->channel);
reply_simple_ack(stream->client, stream->drain_tag);
stream->drain_tag = 0;
}
static const struct pw_stream_events stream_events =
{
PW_VERSION_STREAM_EVENTS,
.control_info = stream_control_info,
.state_changed = stream_state_changed,
.param_changed = stream_param_changed,
.io_changed = stream_io_changed,
.process = stream_process,
.drained = stream_drained,
};
static void log_format_info(struct impl *impl, enum spa_log_level level, struct format_info *format)
{
const struct spa_dict_item *it;
pw_log(level, NAME" %p: format %s",
impl, format_encoding2name(format->encoding));
spa_dict_for_each(it, &format->props->dict)
pw_log(level, NAME" %p: '%s': '%s'",
impl, it->key, it->value);
}
static int do_create_playback_stream(struct client *client, uint32_t command, uint32_t tag, struct message *m)
{
struct impl *impl = client->impl;
const char *name = NULL;
int res;
struct sample_spec ss;
struct channel_map map;
uint32_t sink_index, syncid;
const char *sink_name;
struct buffer_attr attr = { 0 };
bool corked = false,
no_remap = false,
no_remix = false,
fix_format = false,
fix_rate = false,
fix_channels = false,
no_move = false,
variable_rate = false,
muted = false,
adjust_latency = false,
early_requests = false,
dont_inhibit_auto_suspend = false,
volume_set = true,
muted_set = false,
fail_on_suspend = false,
relative_volume = false,
passthrough = false;
struct volume volume;
struct pw_properties *props = NULL;
uint8_t n_formats = 0;
struct stream *stream = NULL;
uint32_t n_params = 0, n_valid_formats = 0, flags;
const struct spa_pod *params[MAX_FORMATS];
uint8_t buffer[4096];
struct spa_pod_builder b = SPA_POD_BUILDER_INIT(buffer, sizeof(buffer));
props = pw_properties_copy(client->props);
if (props == NULL)
goto error_errno;
if (client->version < 13) {
if ((res = message_get(m,
TAG_STRING, &name,
TAG_INVALID)) < 0)
goto error_protocol;
if (name == NULL)
goto error_protocol;
}
if (message_get(m,
TAG_SAMPLE_SPEC, &ss,
TAG_CHANNEL_MAP, &map,
TAG_U32, &sink_index,
TAG_STRING, &sink_name,
TAG_U32, &attr.maxlength,
TAG_BOOLEAN, &corked,
TAG_U32, &attr.tlength,
TAG_U32, &attr.prebuf,
TAG_U32, &attr.minreq,
TAG_U32, &syncid,
TAG_CVOLUME, &volume,
TAG_INVALID) < 0)
goto error_protocol;
pw_log_info(NAME" %p: [%s] CREATE_PLAYBACK_STREAM tag:%u corked:%u sink-name:%s sink-idx:%u",
impl, client->name, tag, corked, sink_name, sink_index);
if (sink_index != SPA_ID_INVALID && sink_name != NULL)
goto error_invalid;
if (client->version >= 12) {
if (message_get(m,
TAG_BOOLEAN, &no_remap,
TAG_BOOLEAN, &no_remix,
TAG_BOOLEAN, &fix_format,
TAG_BOOLEAN, &fix_rate,
TAG_BOOLEAN, &fix_channels,
TAG_BOOLEAN, &no_move,
TAG_BOOLEAN, &variable_rate,
TAG_INVALID) < 0)
goto error_protocol;
}
if (client->version >= 13) {
if (message_get(m,
TAG_BOOLEAN, &muted,
TAG_BOOLEAN, &adjust_latency,
TAG_PROPLIST, props,
TAG_INVALID) < 0)
goto error_protocol;
}
if (client->version >= 14) {
if (message_get(m,
TAG_BOOLEAN, &volume_set,
TAG_BOOLEAN, &early_requests,
TAG_INVALID) < 0)
goto error_protocol;
}
if (client->version >= 15) {
if (message_get(m,
TAG_BOOLEAN, &muted_set,
TAG_BOOLEAN, &dont_inhibit_auto_suspend,
TAG_BOOLEAN, &fail_on_suspend,
TAG_INVALID) < 0)
goto error_protocol;
}
if (client->version >= 17) {
if (message_get(m,
TAG_BOOLEAN, &relative_volume,
TAG_INVALID) < 0)
goto error_protocol;
}
if (client->version >= 18) {
if (message_get(m,
TAG_BOOLEAN, &passthrough,
TAG_INVALID) < 0)
goto error_protocol;
}
if (client->version >= 21) {
if (message_get(m,
TAG_U8, &n_formats,
TAG_INVALID) < 0)
goto error_protocol;
if (n_formats) {
uint8_t i;
for (i = 0; i < n_formats; i++) {
struct format_info format;
if (message_get(m,
TAG_FORMAT_INFO, &format,
TAG_INVALID) < 0)
goto error_protocol;
if (n_params < MAX_FORMATS &&
(params[n_params] = format_info_build_param(&b,
SPA_PARAM_EnumFormat, &format)) != NULL) {
n_params++;
n_valid_formats++;
} else {
log_format_info(impl, SPA_LOG_LEVEL_WARN, &format);
}
format_info_clear(&format);
}
}
}
if (sample_spec_valid(&ss)) {
if (n_params < MAX_FORMATS &&
(params[n_params] = format_build_param(&b,
SPA_PARAM_EnumFormat, &ss, &map)) != NULL) {
n_params++;
n_valid_formats++;
} else {
pw_log_warn(NAME" %p: unsupported format:%s rate:%d channels:%u",
impl, format_id2name(ss.format), ss.rate,
ss.channels);
}
}
if (m->offset != m->length)
goto error_protocol;
if (n_valid_formats == 0)
goto error_no_formats;
stream = calloc(1, sizeof(struct stream));
if (stream == NULL)
goto error_errno;
stream->impl = impl;
stream->client = client;
stream->corked = corked;
stream->adjust_latency = adjust_latency;
stream->early_requests = early_requests;
stream->channel = pw_map_insert_new(&client->streams, stream);
if (stream->channel == SPA_ID_INVALID)
goto error_errno;
stream->type = STREAM_TYPE_PLAYBACK;
stream->direction = PW_DIRECTION_OUTPUT;
stream->create_tag = tag;
stream->ss = ss;
stream->map = map;
stream->volume = volume;
stream->volume_set = volume_set;
stream->muted = muted;
stream->muted_set = muted_set;
stream->attr = attr;
stream->is_underrun = true;
stream->underrun_for = -1;
if (no_remix)
pw_properties_set(props, PW_KEY_STREAM_DONT_REMIX, "true");
flags = 0;
if (no_move)
flags |= PW_STREAM_FLAG_DONT_RECONNECT;
if (sink_name != NULL)
pw_properties_set(props,
PW_KEY_NODE_TARGET, sink_name);
else if (sink_index != SPA_ID_INVALID && sink_index != 0)
pw_properties_setf(props,
PW_KEY_NODE_TARGET, "%u", sink_index);
stream->stream = pw_stream_new(client->core, name, props);
props = NULL;
if (stream->stream == NULL)
goto error_errno;
pw_log_debug(NAME" %p: new stream %p channel:%d", impl, stream, stream->channel);
pw_stream_add_listener(stream->stream,
&stream->stream_listener,
&stream_events, stream);
pw_stream_connect(stream->stream,
PW_DIRECTION_OUTPUT,
SPA_ID_INVALID,
flags |
PW_STREAM_FLAG_AUTOCONNECT |
PW_STREAM_FLAG_RT_PROCESS |
PW_STREAM_FLAG_MAP_BUFFERS,
params, n_params);
return 0;
error_errno:
res = -errno;
goto error;
error_protocol:
res = -EPROTO;
goto error;
error_no_formats:
res = -ENOTSUP;
goto error;
error_invalid:
res = -EINVAL;
goto error;
error:
pw_properties_free(props);
if (stream)
stream_free(stream);
return res;
}
static int do_create_record_stream(struct client *client, uint32_t command, uint32_t tag, struct message *m)
{
struct impl *impl = client->impl;
const char *name = NULL;
int res;
struct sample_spec ss;
struct channel_map map;
uint32_t source_index;
const char *source_name;
struct buffer_attr attr;
bool corked = false,
no_remap = false,
no_remix = false,
fix_format = false,
fix_rate = false,
fix_channels = false,
no_move = false,
variable_rate = false,
peak_detect = false,
adjust_latency = false,
early_requests = false,
dont_inhibit_auto_suspend = false,
volume_set = true,
muted = false,
muted_set = false,
fail_on_suspend = false,
relative_volume = false,
passthrough = false;
uint32_t direct_on_input_idx = SPA_ID_INVALID;
struct volume volume = VOLUME_INIT;
struct pw_properties *props = NULL;
uint8_t n_formats = 0;
struct stream *stream = NULL;
uint32_t n_params = 0, n_valid_formats = 0, flags, id;
const struct spa_pod *params[MAX_FORMATS];
uint8_t buffer[4096];
struct spa_pod_builder b = SPA_POD_BUILDER_INIT(buffer, sizeof(buffer));
props = pw_properties_copy(client->props);
if (props == NULL)
goto error_errno;
if (client->version < 13) {
if (message_get(m,
TAG_STRING, &name,
TAG_INVALID) < 0)
goto error_protocol;
if (name == NULL)
goto error_protocol;
}
if (message_get(m,
TAG_SAMPLE_SPEC, &ss,
TAG_CHANNEL_MAP, &map,
TAG_U32, &source_index,
TAG_STRING, &source_name,
TAG_U32, &attr.maxlength,
TAG_BOOLEAN, &corked,
TAG_U32, &attr.fragsize,
TAG_INVALID) < 0)
goto error_protocol;
pw_log_info(NAME" %p: [%s] CREATE_RECORD_STREAM tag:%u corked:%u source-name:%s source-index:%u",
impl, client->name, tag, corked, source_name, source_index);
if (source_index != SPA_ID_INVALID && source_name != NULL)
goto error_invalid;
if (client->version >= 12) {
if (message_get(m,
TAG_BOOLEAN, &no_remap,
TAG_BOOLEAN, &no_remix,
TAG_BOOLEAN, &fix_format,
TAG_BOOLEAN, &fix_rate,
TAG_BOOLEAN, &fix_channels,
TAG_BOOLEAN, &no_move,
TAG_BOOLEAN, &variable_rate,
TAG_INVALID) < 0)
goto error_protocol;
}
if (client->version >= 13) {
if (message_get(m,
TAG_BOOLEAN, &peak_detect,
TAG_BOOLEAN, &adjust_latency,
TAG_PROPLIST, props,
TAG_U32, &direct_on_input_idx,
TAG_INVALID) < 0)
goto error_protocol;
}
if (client->version >= 14) {
if (message_get(m,
TAG_BOOLEAN, &early_requests,
TAG_INVALID) < 0)
goto error_protocol;
}
if (client->version >= 15) {
if (message_get(m,
TAG_BOOLEAN, &dont_inhibit_auto_suspend,
TAG_BOOLEAN, &fail_on_suspend,
TAG_INVALID) < 0)
goto error_protocol;
}
if (client->version >= 22) {
if (message_get(m,
TAG_U8, &n_formats,
TAG_INVALID) < 0)
goto error_protocol;
if (n_formats) {
uint8_t i;
for (i = 0; i < n_formats; i++) {
struct format_info format;
if (message_get(m,
TAG_FORMAT_INFO, &format,
TAG_INVALID) < 0)
goto error_protocol;
if (n_params < MAX_FORMATS &&
(params[n_params] = format_info_build_param(&b,
SPA_PARAM_EnumFormat, &format)) != NULL) {
n_params++;
n_valid_formats++;
} else {
log_format_info(impl, SPA_LOG_LEVEL_WARN, &format);
}
format_info_clear(&format);
}
}
if (message_get(m,
TAG_CVOLUME, &volume,
TAG_BOOLEAN, &muted,
TAG_BOOLEAN, &volume_set,
TAG_BOOLEAN, &muted_set,
TAG_BOOLEAN, &relative_volume,
TAG_BOOLEAN, &passthrough,
TAG_INVALID) < 0)
goto error_protocol;
} else {
volume_set = false;
}
if (sample_spec_valid(&ss)) {
if (n_params < MAX_FORMATS &&
(params[n_params] = format_build_param(&b,
SPA_PARAM_EnumFormat, &ss, &map)) != NULL) {
n_params++;
n_valid_formats++;
} else {
pw_log_warn(NAME" %p: unsupported format:%s rate:%d channels:%u",
impl, format_id2name(ss.format), ss.rate,
ss.channels);
}
}
if (m->offset != m->length)
goto error_protocol;
if (n_valid_formats == 0)
goto error_no_formats;
stream = calloc(1, sizeof(struct stream));
if (stream == NULL)
goto error_errno;
stream->type = STREAM_TYPE_RECORD;
stream->direction = PW_DIRECTION_INPUT;
stream->impl = impl;
stream->client = client;
stream->corked = corked;
stream->adjust_latency = adjust_latency;
stream->early_requests = early_requests;
stream->channel = pw_map_insert_new(&client->streams, stream);
if (stream->channel == SPA_ID_INVALID)
goto error_errno;
stream->create_tag = tag;
stream->ss = ss;
stream->map = map;
stream->volume = volume;
stream->volume_set = volume_set;
stream->muted = muted;
stream->muted_set = muted_set;
stream->attr = attr;
if (client->quirks & QUIRK_REMOVE_CAPTURE_DONT_MOVE)
no_move = false;
if (peak_detect)
pw_properties_set(props, PW_KEY_STREAM_MONITOR, "true");
if (no_remix)
pw_properties_set(props, PW_KEY_STREAM_DONT_REMIX, "true");
flags = 0;
if (no_move)
flags |= PW_STREAM_FLAG_DONT_RECONNECT;
if (direct_on_input_idx != SPA_ID_INVALID) {
source_index = direct_on_input_idx;
} else if (source_name != NULL) {
if ((id = atoi(source_name)) != 0)
source_index = id;
}
if (source_index != SPA_ID_INVALID && source_index != 0) {
if (source_index & MONITOR_FLAG)
source_index &= INDEX_MASK;
pw_properties_setf(props,
PW_KEY_NODE_TARGET, "%u", source_index);
} else if (source_name != NULL) {
if (spa_strendswith(source_name, ".monitor")) {
pw_properties_setf(props,
PW_KEY_NODE_TARGET,
"%.*s", (int)strlen(source_name)-8, source_name);
} else {
pw_properties_set(props,
PW_KEY_NODE_TARGET, source_name);
}
}
stream->stream = pw_stream_new(client->core, name, props);
props = NULL;
if (stream->stream == NULL)
goto error_errno;
pw_stream_add_listener(stream->stream,
&stream->stream_listener,
&stream_events, stream);
pw_stream_connect(stream->stream,
PW_DIRECTION_INPUT,
SPA_ID_INVALID,
flags |
PW_STREAM_FLAG_AUTOCONNECT |
PW_STREAM_FLAG_RT_PROCESS |
PW_STREAM_FLAG_MAP_BUFFERS,
params, n_params);
return 0;
error_errno:
res = -errno;
goto error;
error_protocol:
res = -EPROTO;
goto error;
error_no_formats:
res = -ENOTSUP;
goto error;
error_invalid:
res = -EINVAL;
goto error;
error:
pw_properties_free(props);
if (stream)
stream_free(stream);
return res;
}
static int do_delete_stream(struct client *client, uint32_t command, uint32_t tag, struct message *m)
{
struct impl *impl = client->impl;
uint32_t channel;
struct stream *stream;
int res;
if ((res = message_get(m,
TAG_U32, &channel,
TAG_INVALID)) < 0)
return -EPROTO;
pw_log_info(NAME" %p: [%s] DELETE_STREAM tag:%u channel:%u", impl,
client->name, tag, channel);
stream = pw_map_lookup(&client->streams, channel);
if (stream == NULL)
return -ENOENT;
if (command == COMMAND_DELETE_PLAYBACK_STREAM &&
stream->type != STREAM_TYPE_PLAYBACK)
return -ENOENT;
if (command == COMMAND_DELETE_RECORD_STREAM &&
stream->type != STREAM_TYPE_RECORD)
return -ENOENT;
if (command == COMMAND_DELETE_UPLOAD_STREAM &&
stream->type != STREAM_TYPE_UPLOAD)
return -ENOENT;
stream_free(stream);
return reply_simple_ack(client, tag);
}
static int do_get_playback_latency(struct client *client, uint32_t command, uint32_t tag, struct message *m)
{
struct impl *impl = client->impl;
struct message *reply;
uint32_t channel;
struct timeval tv, now;
struct stream *stream;
int res;
if ((res = message_get(m,
TAG_U32, &channel,
TAG_TIMEVAL, &tv,
TAG_INVALID)) < 0)
return -EPROTO;
pw_log_debug(NAME" %p: %s tag:%u channel:%u", impl, commands[command].name, tag, channel);
stream = pw_map_lookup(&client->streams, channel);
if (stream == NULL || stream->type != STREAM_TYPE_PLAYBACK)
return -ENOENT;
pw_log_debug("read:%"PRIx64" write:%"PRIx64" queued:%"PRIi64" delay:%"PRIi64
" playing:%"PRIu64,
stream->read_index, stream->write_index,
stream->write_index - stream->read_index, stream->delay,
stream->playing_for);
gettimeofday(&now, NULL);
reply = reply_new(client, tag);
message_put(reply,
TAG_USEC, stream->delay, /* sink latency + queued samples */
TAG_USEC, 0LL, /* always 0 */
TAG_BOOLEAN, stream->playing_for > 0 &&
!stream->corked, /* playing state */
TAG_TIMEVAL, &tv,
TAG_TIMEVAL, &now,
TAG_S64, stream->write_index,
TAG_S64, stream->read_index,
TAG_INVALID);
if (client->version >= 13) {
message_put(reply,
TAG_U64, stream->underrun_for,
TAG_U64, stream->playing_for,
TAG_INVALID);
}
return client_queue_message(client, reply);
}
static int do_get_record_latency(struct client *client, uint32_t command, uint32_t tag, struct message *m)
{
struct impl *impl = client->impl;
struct message *reply;
uint32_t channel;
struct timeval tv, now;
struct stream *stream;
int res;
if ((res = message_get(m,
TAG_U32, &channel,
TAG_TIMEVAL, &tv,
TAG_INVALID)) < 0)
return -EPROTO;
pw_log_debug(NAME" %p: %s channel:%u", impl, commands[command].name, channel);
stream = pw_map_lookup(&client->streams, channel);
if (stream == NULL || stream->type != STREAM_TYPE_RECORD)
return -ENOENT;
gettimeofday(&now, NULL);
reply = reply_new(client, tag);
message_put(reply,
TAG_USEC, 0LL, /* monitor latency */
TAG_USEC, stream->delay, /* source latency + queued */
TAG_BOOLEAN, !stream->corked, /* playing state */
TAG_TIMEVAL, &tv,
TAG_TIMEVAL, &now,
TAG_S64, stream->write_index,
TAG_S64, stream->read_index,
TAG_INVALID);
return client_queue_message(client, reply);
}
static int do_create_upload_stream(struct client *client, uint32_t command, uint32_t tag, struct message *m)
{
struct impl *impl = client->impl;
const char *name;
struct sample_spec ss;
struct channel_map map;
struct pw_properties *props = NULL;
uint32_t length;
struct stream *stream = NULL;
struct message *reply;
int res;
if ((props = pw_properties_copy(client->props)) == NULL)
goto error_errno;
if ((res = message_get(m,
TAG_STRING, &name,
TAG_SAMPLE_SPEC, &ss,
TAG_CHANNEL_MAP, &map,
TAG_U32, &length,
TAG_INVALID)) < 0)
goto error_proto;
if (client->version >= 13) {
if ((res = message_get(m,
TAG_PROPLIST, props,
TAG_INVALID)) < 0)
goto error_proto;
} else {
pw_properties_set(props, PW_KEY_MEDIA_NAME, name);
}
if (name == NULL)
name = pw_properties_get(props, "event.id");
if (name == NULL)
name = pw_properties_get(props, PW_KEY_MEDIA_NAME);
if (name == NULL ||
!sample_spec_valid(&ss) ||
!channel_map_valid(&map) ||
ss.channels != map.channels ||
length == 0 || (length % sample_spec_frame_size(&ss) != 0))
goto error_invalid;
if (length >= SCACHE_ENTRY_SIZE_MAX)
goto error_toolarge;
pw_log_info(NAME" %p: [%s] %s tag:%u name:%s length:%d",
impl, client->name, commands[command].name, tag,
name, length);
stream = calloc(1, sizeof(struct stream));
if (stream == NULL)
goto error_errno;
stream->type = STREAM_TYPE_UPLOAD;
stream->direction = PW_DIRECTION_OUTPUT;
stream->impl = impl;
stream->client = client;
stream->channel = pw_map_insert_new(&client->streams, stream);
if (stream->channel == SPA_ID_INVALID)
goto error_errno;
stream->create_tag = tag;
stream->ss = ss;
stream->map = map;
stream->props = props;
stream->attr.maxlength = length;
stream->buffer = calloc(1, stream->attr.maxlength);
if (stream->buffer == NULL)
goto error_errno;
spa_ringbuffer_init(&stream->ring);
reply = reply_new(client, tag);
message_put(reply,
TAG_U32, stream->channel,
TAG_U32, length,
TAG_INVALID);
return client_queue_message(client, reply);
error_errno:
res = -errno;
goto error;
error_proto:
res = -EPROTO;
goto error;
error_invalid:
res = -EINVAL;
goto error;
error_toolarge:
res = -EOVERFLOW;
goto error;
error:
pw_properties_free(props);
if (stream)
stream_free(stream);
return res;
}
static int do_finish_upload_stream(struct client *client, uint32_t command, uint32_t tag, struct message *m)
{
struct impl *impl = client->impl;
uint32_t channel, event;
struct stream *stream = NULL;
struct sample *sample;
const char *name;
int res;
if (message_get(m,
TAG_U32, &channel,
TAG_INVALID) < 0)
return -EPROTO;
stream = pw_map_lookup(&client->streams, channel);
if (stream == NULL || stream->type != STREAM_TYPE_UPLOAD)
return -ENOENT;
name = pw_properties_get(stream->props, "event.id");
if (name == NULL)
name = pw_properties_get(stream->props, PW_KEY_MEDIA_NAME);
if (name == NULL)
goto error_invalid;
pw_log_info(NAME" %p: [%s] %s tag:%u channel:%u name:%s",
impl, client->name, commands[command].name, tag,
channel, name);
sample = find_sample(impl, SPA_ID_INVALID, name);
if (sample == NULL) {
sample = calloc(1, sizeof(struct sample));
if (sample == NULL)
goto error_errno;
sample->index = pw_map_insert_new(&impl->samples, sample);
if (sample->index == SPA_ID_INVALID)
goto error_errno;
event = SUBSCRIPTION_EVENT_NEW;
} else {
pw_properties_free(sample->props);
free(sample->buffer);
event = SUBSCRIPTION_EVENT_CHANGE;
}
sample->ref = 1;
sample->impl = impl;
sample->name = name;
sample->props = stream->props;
sample->ss = stream->ss;
sample->map = stream->map;
sample->buffer = stream->buffer;
sample->length = stream->attr.maxlength;
impl->stat.sample_cache += sample->length;
stream->props = NULL;
stream->buffer = NULL;
stream_free(stream);
broadcast_subscribe_event(impl,
SUBSCRIPTION_MASK_SAMPLE_CACHE,
event | SUBSCRIPTION_EVENT_SAMPLE_CACHE,
sample->index);
return reply_simple_ack(client, tag);
error_errno:
res = -errno;
if (sample != NULL) {
free(sample);
}
goto error;
error_invalid:
res = -EINVAL;
goto error;
error:
stream_free(stream);
return res;
}
static const char *get_default(struct client *client, bool sink)
{
struct selector sel;
struct pw_manager *manager = client->manager;
struct pw_manager_object *o;
const char *def, *str, *mon;
spa_zero(sel);
if (sink) {
sel.type = pw_manager_object_is_sink;
sel.key = PW_KEY_NODE_NAME;
sel.value = client->default_sink;
def = DEFAULT_SINK;
} else {
sel.type = pw_manager_object_is_source_or_monitor;
sel.key = PW_KEY_NODE_NAME;
sel.value = client->default_source;
def = DEFAULT_SOURCE;
}
sel.accumulate = select_best;
o = select_object(manager, &sel);
if (o == NULL || o->props == NULL)
return def;
str = pw_properties_get(o->props, PW_KEY_NODE_NAME);
if (!sink && pw_manager_object_is_monitor(o)) {
def = DEFAULT_MONITOR;
if (str != NULL &&
(mon = pw_properties_get(o->props, PW_KEY_NODE_NAME".monitor")) == NULL) {
pw_properties_setf(o->props,
PW_KEY_NODE_NAME".monitor",
"%s.monitor", str);
}
str = pw_properties_get(o->props, PW_KEY_NODE_NAME".monitor");
}
if (str == NULL)
str = def;
return str;
}
static struct pw_manager_object *find_device(struct client *client,
uint32_t id, const char *name, bool sink, bool *is_monitor)
{
struct selector sel;
const char *def;
bool monitor = false;
if (id == 0)
id = SPA_ID_INVALID;
if (name != NULL && !sink) {
if (spa_strendswith(name, ".monitor")) {
name = strndupa(name, strlen(name)-8);
monitor = true;
} else if (spa_streq(name, DEFAULT_MONITOR)) {
name = NULL;
monitor = true;
}
}
if (id != SPA_ID_INVALID && !sink) {
if (id & MONITOR_FLAG) {
monitor = true;
id &= ~MONITOR_FLAG;
}
}
if (monitor)
sink = true;
if (is_monitor)
*is_monitor = monitor;
spa_zero(sel);
sel.id = id;
sel.key = PW_KEY_NODE_NAME;
sel.value = name;
if (sink) {
sel.type = pw_manager_object_is_sink;
def = DEFAULT_SINK;
} else {
sel.type = pw_manager_object_is_source;
def = DEFAULT_SOURCE;
}
if (id == SPA_ID_INVALID &&
(sel.value == NULL || spa_streq(sel.value, def) ||
spa_streq(sel.value, "0")))
sel.value = get_default(client, sink);
return select_object(client->manager, &sel);
}
static void sample_play_ready(void *data, uint32_t index)
{
struct pending_sample *ps = data;
struct client *client = ps->client;
struct impl *impl = client->impl;
struct message *reply;
pw_log_info(NAME" %p: [%s] PLAY_SAMPLE tag:%u index:%u",
impl, client->name, ps->tag, index);
reply = reply_new(client, ps->tag);
if (client->version >= 13)
message_put(reply,
TAG_U32, index,
TAG_INVALID);
client_queue_message(client, reply);
}
static void on_sample_done(void *obj, void *data, int res, uint32_t id)
{
struct pending_sample *ps = obj;
struct client *client = ps->client;
pending_sample_free(ps);
if (client->ref <= 0)
client_free(client);
}
static void sample_play_done(void *data, int res)
{
struct pending_sample *ps = data;
struct client *client = ps->client;
struct impl *impl = client->impl;
if (res < 0)
reply_error(client, COMMAND_PLAY_SAMPLE, ps->tag, res);
else
pw_log_info(NAME" %p: PLAY_SAMPLE done tag:%u", client, ps->tag);
ps->done = true;
pw_work_queue_add(impl->work_queue, ps, 0,
on_sample_done, client);
}
static const struct sample_play_events sample_play_events = {
VERSION_SAMPLE_PLAY_EVENTS,
.ready = sample_play_ready,
.done = sample_play_done,
};
static int do_play_sample(struct client *client, uint32_t command, uint32_t tag, struct message *m)
{
struct impl *impl = client->impl;
uint32_t sink_index, volume;
struct sample *sample;
struct sample_play *play;
const char *sink_name, *name;
struct pw_properties *props = NULL;
struct pending_sample *ps;
struct pw_manager_object *o;
int res;
if ((props = pw_properties_new(NULL, NULL)) == NULL)
goto error_errno;
if ((res = message_get(m,
TAG_U32, &sink_index,
TAG_STRING, &sink_name,
TAG_U32, &volume,
TAG_STRING, &name,
TAG_INVALID)) < 0)
goto error_proto;
if (client->version >= 13) {
if ((res = message_get(m,
TAG_PROPLIST, props,
TAG_INVALID)) < 0)
goto error_proto;
}
pw_log_info(NAME" %p: [%s] %s tag:%u sink_index:%u sink_name:%s name:%s",
impl, client->name, commands[command].name, tag,
sink_index, sink_name, name);
pw_properties_update(props, &client->props->dict);
if (sink_index != SPA_ID_INVALID && sink_name != NULL)
goto error_inval;
o = find_device(client, sink_index, sink_name, PW_DIRECTION_OUTPUT, NULL);
if (o == NULL)
goto error_noent;
sample = find_sample(impl, SPA_ID_INVALID, name);
if (sample == NULL)
goto error_noent;
pw_properties_setf(props, PW_KEY_NODE_TARGET, "%u", o->id);
play = sample_play_new(client->core, sample, props, sizeof(struct pending_sample));
props = NULL;
if (play == NULL)
goto error_errno;
ps = play->user_data;
ps->client = client;
ps->play = play;
ps->tag = tag;
sample_play_add_listener(play, &ps->listener, &sample_play_events, ps);
spa_list_append(&client->pending_samples, &ps->link);
client->ref++;
return 0;
error_errno:
res = -errno;
goto error;
error_proto:
res = -EPROTO;
goto error;
error_inval:
res = -EINVAL;
goto error;
error_noent:
res = -ENOENT;
goto error;
error:
pw_properties_free(props);
return res;
}
static int do_remove_sample(struct client *client, uint32_t command, uint32_t tag, struct message *m)
{
struct impl *impl = client->impl;
const char *name;
struct sample *sample;
int res;
if ((res = message_get(m,
TAG_STRING, &name,
TAG_INVALID)) < 0)
return -EPROTO;
pw_log_info(NAME" %p: [%s] %s tag:%u name:%s",
impl, client->name, commands[command].name, tag,
name);
if (name == NULL)
return -EINVAL;
if ((sample = find_sample(impl, SPA_ID_INVALID, name)) == NULL)
return -ENOENT;
broadcast_subscribe_event(impl,
SUBSCRIPTION_MASK_SAMPLE_CACHE,
SUBSCRIPTION_EVENT_REMOVE |
SUBSCRIPTION_EVENT_SAMPLE_CACHE,
sample->index);
sample_free(sample);
return reply_simple_ack(client, tag);
}
static int do_cork_stream(struct client *client, uint32_t command, uint32_t tag, struct message *m)
{
struct impl *impl = client->impl;
uint32_t channel;
bool cork;
struct stream *stream;
int res;
if ((res = message_get(m,
TAG_U32, &channel,
TAG_BOOLEAN, &cork,
TAG_INVALID)) < 0)
return -EPROTO;
pw_log_info(NAME" %p: [%s] %s tag:%u channel:%u cork:%s",
impl, client->name, commands[command].name, tag,
channel, cork ? "yes" : "no");
stream = pw_map_lookup(&client->streams, channel);
if (stream == NULL || stream->type == STREAM_TYPE_UPLOAD)
return -ENOENT;
stream->corked = cork;
pw_stream_set_active(stream->stream, !cork);
if (cork) {
stream->is_underrun = true;
} else {
stream->playing_for = 0;
stream->underrun_for = -1;
}
return reply_simple_ack(client, tag);
}
static int do_flush_trigger_prebuf_stream(struct client *client, uint32_t command, uint32_t tag, struct message *m)
{
struct impl *impl = client->impl;
uint32_t channel;
struct stream *stream;
int res;
if ((res = message_get(m,
TAG_U32, &channel,
TAG_INVALID)) < 0)
return -EPROTO;
pw_log_info(NAME" %p: [%s] %s tag:%u channel:%u",
impl, client->name, commands[command].name, tag, channel);
stream = pw_map_lookup(&client->streams, channel);
if (stream == NULL || stream->type == STREAM_TYPE_UPLOAD)
return -ENOENT;
switch (command) {
case COMMAND_FLUSH_PLAYBACK_STREAM:
case COMMAND_FLUSH_RECORD_STREAM:
stream_flush(stream);
break;
case COMMAND_TRIGGER_PLAYBACK_STREAM:
case COMMAND_PREBUF_PLAYBACK_STREAM:
break;
default:
return -EINVAL;
}
return reply_simple_ack(client, tag);
}
static int set_node_volume_mute(struct pw_manager_object *o,
struct volume *vol, bool *mute, bool is_monitor)
{
char buf[1024];
struct spa_pod_builder b = SPA_POD_BUILDER_INIT(buf, sizeof(buf));
struct spa_pod_frame f[1];
struct spa_pod *param;
uint32_t volprop, muteprop;
if (!SPA_FLAG_IS_SET(o->permissions, PW_PERM_W | PW_PERM_X))
return -EACCES;
if (o->proxy == NULL)
return -ENOENT;
if (is_monitor) {
volprop = SPA_PROP_monitorVolumes;
muteprop = SPA_PROP_monitorMute;
} else {
volprop = SPA_PROP_channelVolumes;
muteprop = SPA_PROP_mute;
}
spa_pod_builder_push_object(&b, &f[0],
SPA_TYPE_OBJECT_Props, SPA_PARAM_Props);
if (vol)
spa_pod_builder_add(&b,
volprop, SPA_POD_Array(sizeof(float),
SPA_TYPE_Float,
vol->channels,
vol->values), 0);
if (mute)
spa_pod_builder_add(&b,
muteprop, SPA_POD_Bool(*mute), 0);
param = spa_pod_builder_pop(&b, &f[0]);
pw_node_set_param((struct pw_node*)o->proxy,
SPA_PARAM_Props, 0, param);
return 0;
}
static int set_card_volume_mute_delay(struct pw_manager_object *o, uint32_t id,
uint32_t device_id, struct volume *vol, bool *mute, int64_t *latency_offset)
{
char buf[1024];
struct spa_pod_builder b = SPA_POD_BUILDER_INIT(buf, sizeof(buf));
struct spa_pod_frame f[2];
struct spa_pod *param;
if (!SPA_FLAG_IS_SET(o->permissions, PW_PERM_W | PW_PERM_X))
return -EACCES;
if (o->proxy == NULL)
return -ENOENT;
spa_pod_builder_push_object(&b, &f[0],
SPA_TYPE_OBJECT_ParamRoute, SPA_PARAM_Route);
spa_pod_builder_add(&b,
SPA_PARAM_ROUTE_index, SPA_POD_Int(id),
SPA_PARAM_ROUTE_device, SPA_POD_Int(device_id),
0);
spa_pod_builder_prop(&b, SPA_PARAM_ROUTE_props, 0);
spa_pod_builder_push_object(&b, &f[1],
SPA_TYPE_OBJECT_Props, SPA_PARAM_Props);
if (vol)
spa_pod_builder_add(&b,
SPA_PROP_channelVolumes, SPA_POD_Array(sizeof(float),
SPA_TYPE_Float,
vol->channels,
vol->values), 0);
if (mute)
spa_pod_builder_add(&b,
SPA_PROP_mute, SPA_POD_Bool(*mute), 0);
if (latency_offset)
spa_pod_builder_add(&b,
SPA_PROP_latencyOffsetNsec, SPA_POD_Long(*latency_offset), 0);
spa_pod_builder_pop(&b, &f[1]);
spa_pod_builder_prop(&b, SPA_PARAM_ROUTE_save, 0);
spa_pod_builder_bool(&b, true);
param = spa_pod_builder_pop(&b, &f[0]);
pw_device_set_param((struct pw_device*)o->proxy,
SPA_PARAM_Route, 0, param);
return 0;
}
static int set_card_port(struct pw_manager_object *o, uint32_t device_id,
uint32_t port_id)
{
char buf[1024];
struct spa_pod_builder b = SPA_POD_BUILDER_INIT(buf, sizeof(buf));
if (!SPA_FLAG_IS_SET(o->permissions, PW_PERM_W | PW_PERM_X))
return -EACCES;
if (o->proxy == NULL)
return -ENOENT;
pw_device_set_param((struct pw_device*)o->proxy,
SPA_PARAM_Route, 0,
spa_pod_builder_add_object(&b,
SPA_TYPE_OBJECT_ParamRoute, SPA_PARAM_Route,
SPA_PARAM_ROUTE_index, SPA_POD_Int(port_id),
SPA_PARAM_ROUTE_device, SPA_POD_Int(device_id),
SPA_PARAM_ROUTE_save, SPA_POD_Bool(true)));
return 0;
}
static int do_set_stream_volume(struct client *client, uint32_t command, uint32_t tag, struct message *m)
{
struct impl *impl = client->impl;
struct pw_manager *manager = client->manager;
uint32_t id;
struct stream *stream;
struct volume volume;
int res;
if ((res = message_get(m,
TAG_U32, &id,
TAG_CVOLUME, &volume,
TAG_INVALID)) < 0)
return -EPROTO;
pw_log_info(NAME" %p: [%s] %s tag:%u index:%u", impl,
client->name, commands[command].name, tag, id);
stream = find_stream(client, id);
if (stream != NULL) {
if (volume_compare(&stream->volume, &volume) == 0)
goto done;
pw_stream_set_control(stream->stream,
SPA_PROP_channelVolumes, volume.channels, volume.values,
0);
} else {
struct selector sel;
struct pw_manager_object *o;
spa_zero(sel);
sel.id = id;
if (command == COMMAND_SET_SINK_INPUT_VOLUME)
sel.type = pw_manager_object_is_sink_input;
else
sel.type = pw_manager_object_is_source_output;
o = select_object(manager, &sel);
if (o == NULL)
return -ENOENT;
if ((res = set_node_volume_mute(o, &volume, NULL, false)) < 0)
return res;
}
done:
return operation_new(client, tag);
}
static int do_set_stream_mute(struct client *client, uint32_t command, uint32_t tag, struct message *m)
{
struct impl *impl = client->impl;
struct pw_manager *manager = client->manager;
uint32_t id;
struct stream *stream;
int res;
bool mute;
if ((res = message_get(m,
TAG_U32, &id,
TAG_BOOLEAN, &mute,
TAG_INVALID)) < 0)
return -EPROTO;
pw_log_info(NAME" %p: [%s] DO_SET_STREAM_MUTE tag:%u id:%u mute:%u",
impl, client->name, tag, id, mute);
stream = find_stream(client, id);
if (stream != NULL) {
float val;
if (stream->muted == mute)
goto done;
val = mute ? 1.0f : 0.0f;
pw_stream_set_control(stream->stream,
SPA_PROP_mute, 1, &val,
0);
} else {
struct selector sel;
struct pw_manager_object *o;
spa_zero(sel);
sel.id = id;
if (command == COMMAND_SET_SINK_INPUT_MUTE)
sel.type = pw_manager_object_is_sink_input;
else
sel.type = pw_manager_object_is_source_output;
o = select_object(manager, &sel);
if (o == NULL)
return -ENOENT;
if ((res = set_node_volume_mute(o, NULL, &mute, false)) < 0)
return res;
}
done:
return operation_new(client, tag);
}
static int do_set_volume(struct client *client, uint32_t command, uint32_t tag, struct message *m)
{
struct impl *impl = client->impl;
struct pw_manager *manager = client->manager;
struct pw_node_info *info;
uint32_t id, card_id = SPA_ID_INVALID;
const char *name, *str;
struct volume volume;
struct pw_manager_object *o, *card = NULL;
int res;
struct device_info dev_info;
enum pw_direction direction;
bool is_monitor;
if ((res = message_get(m,
TAG_U32, &id,
TAG_STRING, &name,
TAG_CVOLUME, &volume,
TAG_INVALID)) < 0)
return -EPROTO;
pw_log_info(NAME" %p: [%s] %s tag:%u index:%u name:%s", impl,
client->name, commands[command].name, tag, id, name);
if ((id == SPA_ID_INVALID && name == NULL) ||
(id != SPA_ID_INVALID && name != NULL))
return -EINVAL;
if (command == COMMAND_SET_SINK_VOLUME)
direction = PW_DIRECTION_OUTPUT;
else
direction = PW_DIRECTION_INPUT;
o = find_device(client, id, name, direction == PW_DIRECTION_OUTPUT, &is_monitor);
if (o == NULL || (info = o->info) == NULL || info->props == NULL)
return -ENOENT;
dev_info = DEVICE_INFO_INIT(direction);
if ((str = spa_dict_lookup(info->props, PW_KEY_DEVICE_ID)) != NULL)
card_id = (uint32_t)atoi(str);
if ((str = spa_dict_lookup(info->props, "card.profile.device")) != NULL)
dev_info.device = (uint32_t)atoi(str);
if (card_id != SPA_ID_INVALID) {
struct selector sel = { .id = card_id, .type = pw_manager_object_is_card, };
card = select_object(manager, &sel);
}
collect_device_info(o, card, &dev_info, is_monitor);
if (dev_info.have_volume &&
volume_compare(&dev_info.volume_info.volume, &volume) == 0)
goto done;
if (card != NULL && !is_monitor && dev_info.active_port != SPA_ID_INVALID)
res = set_card_volume_mute_delay(card, dev_info.active_port,
dev_info.device, &volume, NULL, NULL);
else
res = set_node_volume_mute(o, &volume, NULL, is_monitor);
if (res < 0)
return res;
done:
return operation_new(client, tag);
}
static int do_set_mute(struct client *client, uint32_t command, uint32_t tag, struct message *m)
{
struct impl *impl = client->impl;
struct pw_manager *manager = client->manager;
struct pw_node_info *info;
uint32_t id, card_id = SPA_ID_INVALID;
const char *name, *str;
bool mute;
struct pw_manager_object *o, *card = NULL;
int res;
struct device_info dev_info;
enum pw_direction direction;
bool is_monitor;
if ((res = message_get(m,
TAG_U32, &id,
TAG_STRING, &name,
TAG_BOOLEAN, &mute,
TAG_INVALID)) < 0)
return -EPROTO;
pw_log_info(NAME" %p: [%s] %s tag:%u index:%u name:%s mute:%d", impl,
client->name, commands[command].name, tag, id, name, mute);
if ((id == SPA_ID_INVALID && name == NULL) ||
(id != SPA_ID_INVALID && name != NULL))
return -EINVAL;
if (command == COMMAND_SET_SINK_MUTE)
direction = PW_DIRECTION_OUTPUT;
else
direction = PW_DIRECTION_INPUT;
o = find_device(client, id, name, direction == PW_DIRECTION_OUTPUT, &is_monitor);
if (o == NULL || (info = o->info) == NULL || info->props == NULL)
return -ENOENT;
dev_info = DEVICE_INFO_INIT(direction);
if ((str = spa_dict_lookup(info->props, PW_KEY_DEVICE_ID)) != NULL)
card_id = (uint32_t)atoi(str);
if ((str = spa_dict_lookup(info->props, "card.profile.device")) != NULL)
dev_info.device = (uint32_t)atoi(str);
if (card_id != SPA_ID_INVALID) {
struct selector sel = { .id = card_id, .type = pw_manager_object_is_card, };
card = select_object(manager, &sel);
}
collect_device_info(o, card, &dev_info, is_monitor);
if (dev_info.have_volume &&
dev_info.volume_info.mute == mute)
goto done;
if (card != NULL && !is_monitor && dev_info.active_port != SPA_ID_INVALID)
res = set_card_volume_mute_delay(card, dev_info.active_port,
dev_info.device, NULL, &mute, NULL);
else
res = set_node_volume_mute(o, NULL, &mute, is_monitor);
if (res < 0)
return res;
done:
return operation_new(client, tag);
}
static int do_set_port(struct client *client, uint32_t command, uint32_t tag, struct message *m)
{
struct impl *impl = client->impl;
struct pw_manager *manager = client->manager;
struct pw_node_info *info;
uint32_t id, card_id = SPA_ID_INVALID, device_id = SPA_ID_INVALID;
uint32_t port_id = SPA_ID_INVALID;
const char *name, *str, *port_name;
struct pw_manager_object *o, *card = NULL;
int res;
enum pw_direction direction;
if ((res = message_get(m,
TAG_U32, &id,
TAG_STRING, &name,
TAG_STRING, &port_name,
TAG_INVALID)) < 0)
return -EPROTO;
pw_log_info(NAME" %p: [%s] %s tag:%u index:%u name:%s port:%s", impl,
client->name, commands[command].name, tag, id, name, port_name);
if ((id == SPA_ID_INVALID && name == NULL) ||
(id != SPA_ID_INVALID && name != NULL))
return -EINVAL;
if (command == COMMAND_SET_SINK_PORT)
direction = PW_DIRECTION_OUTPUT;
else
direction = PW_DIRECTION_INPUT;
o = find_device(client, id, name, direction == PW_DIRECTION_OUTPUT, NULL);
if (o == NULL || (info = o->info) == NULL || info->props == NULL)
return -ENOENT;
if ((str = spa_dict_lookup(info->props, PW_KEY_DEVICE_ID)) != NULL)
card_id = (uint32_t)atoi(str);
if ((str = spa_dict_lookup(info->props, "card.profile.device")) != NULL)
device_id = (uint32_t)atoi(str);
if (card_id != SPA_ID_INVALID) {
struct selector sel = { .id = card_id, .type = pw_manager_object_is_card, };
card = select_object(manager, &sel);
}
if (card == NULL || device_id == SPA_ID_INVALID)
return -ENOENT;
port_id = find_port_id(card, direction, port_name);
if (port_id == SPA_ID_INVALID)
return -ENOENT;
if ((res = set_card_port(card, device_id, port_id)) < 0)
return res;
return operation_new(client, tag);
}
static int do_set_port_latency_offset(struct client *client, uint32_t command, uint32_t tag, struct message *m)
{
struct impl *impl = client->impl;
struct pw_manager *manager = client->manager;
const char *port_name = NULL;
struct pw_manager_object *card;
struct selector sel;
struct card_info card_info = CARD_INFO_INIT;
struct port_info *port_info;
int64_t offset;
int64_t value;
int res;
uint32_t n_ports;
size_t i;
spa_zero(sel);
sel.key = PW_KEY_DEVICE_NAME;
sel.type = pw_manager_object_is_card;
if ((res = message_get(m,
TAG_U32, &sel.id,
TAG_STRING, &sel.value,
TAG_STRING, &port_name,
TAG_S64, &offset,
TAG_INVALID)) < 0)
return -EPROTO;
pw_log_info(NAME" %p: [%s] %s tag:%u index:%u card_name:%s port_name:%s offset:%"PRIi64, impl,
client->name, commands[command].name, tag, sel.id, sel.value, port_name, offset);
if ((sel.id == SPA_ID_INVALID && sel.value == NULL) ||
(sel.id != SPA_ID_INVALID && sel.value != NULL))
return -EINVAL;
if (port_name == NULL)
return -EINVAL;
value = offset * 1000; /* to nsec */
if ((card = select_object(manager, &sel)) == NULL)
return -ENOENT;
collect_card_info(card, &card_info);
port_info = alloca(card_info.n_ports * sizeof(*port_info));
card_info.active_profile = SPA_ID_INVALID;
n_ports = collect_port_info(card, &card_info, NULL, port_info);
/* Set offset on all devices of the port */
res = -ENOENT;
for (i = 0; i < n_ports; i++) {
struct port_info *pi = &port_info[i];
size_t j;
if (!spa_streq(pi->name, port_name))
continue;
res = 0;
for (j = 0; j < pi->n_devices; ++j) {
res = set_card_volume_mute_delay(card, pi->id, pi->devices[j], NULL, NULL, &value);
if (res < 0)
break;
}
if (res < 0)
break;
return operation_new(client, tag);
}
return res;
}
static int do_set_stream_name(struct client *client, uint32_t command, uint32_t tag, struct message *m)
{
struct impl *impl = client->impl;
uint32_t channel;
struct stream *stream;
const char *name = NULL;
struct spa_dict_item items[1];
int res;
if ((res = message_get(m,
TAG_U32, &channel,
TAG_STRING, &name,
TAG_INVALID)) < 0)
return -EPROTO;
if (name == NULL)
return -EINVAL;
pw_log_info(NAME" %p: [%s] SET_STREAM_NAME tag:%u channel:%d name:%s",
impl, client->name, tag, channel, name);
stream = pw_map_lookup(&client->streams, channel);
if (stream == NULL || stream->type == STREAM_TYPE_UPLOAD)
return -ENOENT;
items[0] = SPA_DICT_ITEM_INIT(PW_KEY_MEDIA_NAME, name);
pw_stream_update_properties(stream->stream,
&SPA_DICT_INIT(items, 1));
return reply_simple_ack(client, tag);
}
static int do_update_proplist(struct client *client, uint32_t command, uint32_t tag, struct message *m)
{
struct impl *impl = client->impl;
uint32_t channel, mode;
struct stream *stream;
struct pw_properties *props;
int res;
props = pw_properties_new(NULL, NULL);
if (props == NULL)
return -errno;
if (command != COMMAND_UPDATE_CLIENT_PROPLIST) {
if (message_get(m,
TAG_U32, &channel,
TAG_INVALID) < 0)
goto error_protocol;
} else {
channel = SPA_ID_INVALID;
}
pw_log_info(NAME" %p: [%s] %s tag:%u channel:%d", impl,
client->name, commands[command].name, tag, channel);
if (message_get(m,
TAG_U32, &mode,
TAG_PROPLIST, props,
TAG_INVALID) < 0)
goto error_protocol;
if (command != COMMAND_UPDATE_CLIENT_PROPLIST) {
stream = pw_map_lookup(&client->streams, channel);
if (stream == NULL || stream->type == STREAM_TYPE_UPLOAD)
goto error_noentity;
pw_stream_update_properties(stream->stream, &props->dict);
} else {
if (pw_properties_update(client->props, &props->dict) > 0) {
client_update_quirks(client);
pw_core_update_properties(client->core, &client->props->dict);
}
}
res = reply_simple_ack(client, tag);
exit:
pw_properties_free(props);
return res;
error_protocol:
res = -EPROTO;
goto exit;
error_noentity:
res = -ENOENT;
goto exit;
}
static int do_remove_proplist(struct client *client, uint32_t command, uint32_t tag, struct message *m)
{
struct impl *impl = client->impl;
uint32_t i, channel;
struct stream *stream;
struct pw_properties *props;
struct spa_dict dict;
struct spa_dict_item *items;
int res;
props = pw_properties_new(NULL, NULL);
if (props == NULL)
return -errno;
if (command != COMMAND_REMOVE_CLIENT_PROPLIST) {
if (message_get(m,
TAG_U32, &channel,
TAG_INVALID) < 0)
goto error_protocol;
} else {
channel = SPA_ID_INVALID;
}
pw_log_info(NAME" %p: [%s] %s tag:%u channel:%d", impl,
client->name, commands[command].name, tag, channel);
while (true) {
const char *key;
if (message_get(m,
TAG_STRING, &key,
TAG_INVALID) < 0)
goto error_protocol;
if (key == NULL)
break;
pw_properties_set(props, key, key);
}
dict.n_items = props->dict.n_items;
dict.items = items = alloca(sizeof(struct spa_dict_item) * dict.n_items);
for (i = 0; i < dict.n_items; i++) {
items[i].key = props->dict.items[i].key;
items[i].value = NULL;
}
if (command != COMMAND_UPDATE_CLIENT_PROPLIST) {
stream = pw_map_lookup(&client->streams, channel);
if (stream == NULL || stream->type == STREAM_TYPE_UPLOAD)
goto error_noentity;
pw_stream_update_properties(stream->stream, &dict);
} else {
pw_core_update_properties(client->core, &dict);
}
res = reply_simple_ack(client, tag);
exit:
pw_properties_free(props);
return res;
error_protocol:
res = -EPROTO;
goto exit;
error_noentity:
res = -ENOENT;
goto exit;
}
static int do_get_server_info(struct client *client, uint32_t command, uint32_t tag, struct message *m)
{
struct impl *impl = client->impl;
struct pw_manager *manager = client->manager;
struct pw_core_info *info = manager->info;
char name[256];
const char *str;
struct message *reply;
uint32_t cookie;
pw_log_info(NAME" %p: [%s] GET_SERVER_INFO tag:%u", impl, client->name, tag);
if (info != NULL) {
if (info->props &&
(str = spa_dict_lookup(info->props, "default.clock.rate")) != NULL)
impl->defs.sample_spec.rate = atoi(str);
cookie = info->cookie;
} else {
cookie = 0;
}
snprintf(name, sizeof(name), "PulseAudio (on PipeWire %s)", pw_get_library_version());
reply = reply_new(client, tag);
message_put(reply,
TAG_STRING, name,
TAG_STRING, "14.0.0",
TAG_STRING, pw_get_user_name(),
TAG_STRING, pw_get_host_name(),
TAG_SAMPLE_SPEC, &impl->defs.sample_spec,
TAG_STRING, get_default(client, true), /* default sink name */
TAG_STRING, get_default(client, false), /* default source name */
TAG_U32, cookie, /* cookie */
TAG_INVALID);
if (client->version >= 15) {
message_put(reply,
TAG_CHANNEL_MAP, &impl->defs.channel_map,
TAG_INVALID);
}
return client_queue_message(client, reply);
}
static int do_stat(struct client *client, uint32_t command, uint32_t tag, struct message *m)
{
struct impl *impl = client->impl;
struct message *reply;
pw_log_info(NAME" %p: [%s] STAT tag:%u", impl, client->name, tag);
reply = reply_new(client, tag);
message_put(reply,
TAG_U32, impl->stat.n_allocated, /* n_allocated */
TAG_U32, impl->stat.allocated, /* allocated size */
TAG_U32, impl->stat.n_accumulated, /* n_accumulated */
TAG_U32, impl->stat.accumulated, /* accumulated_size */
TAG_U32, impl->stat.sample_cache, /* sample cache size */
TAG_INVALID);
return client_queue_message(client, reply);
}
static int do_lookup(struct client *client, uint32_t command, uint32_t tag, struct message *m)
{
struct impl *impl = client->impl;
struct message *reply;
struct pw_manager_object *o;
const char *name;
bool is_sink = command == COMMAND_LOOKUP_SINK;
bool is_monitor;
if (message_get(m,
TAG_STRING, &name,
TAG_INVALID) < 0)
return -EPROTO;
pw_log_info(NAME" %p: [%s] LOOKUP tag:%u name:'%s'", impl, client->name, tag, name);
if ((o = find_device(client, SPA_ID_INVALID, name, is_sink, &is_monitor)) == NULL)
return -ENOENT;
reply = reply_new(client, tag);
message_put(reply,
TAG_U32, is_monitor ? o->id | MONITOR_FLAG : o->id,
TAG_INVALID);
return client_queue_message(client, reply);
}
static int do_drain_stream(struct client *client, uint32_t command, uint32_t tag, struct message *m)
{
struct impl *impl = client->impl;
uint32_t channel;
struct stream *stream;
if (message_get(m,
TAG_U32, &channel,
TAG_INVALID) < 0)
return -EPROTO;
pw_log_info(NAME" %p: [%s] DRAIN tag:%u channel:%d", impl, client->name, tag, channel);
stream = pw_map_lookup(&client->streams, channel);
if (stream == NULL || stream->type != STREAM_TYPE_PLAYBACK)
return -ENOENT;
stream->drain_tag = tag;
stream->draining = true;
pw_stream_set_active(stream->stream, true);
return 0;
}
static int fill_client_info(struct client *client, struct message *m,
struct pw_manager_object *o)
{
struct pw_client_info *info = o->info;
const char *str;
uint32_t module_id = SPA_ID_INVALID;
if (!pw_manager_object_is_client(o) || info == NULL || info->props == NULL)
return -ENOENT;
if ((str = spa_dict_lookup(info->props, PW_KEY_MODULE_ID)) != NULL)
module_id = (uint32_t)atoi(str);
message_put(m,
TAG_U32, o->id, /* client index */
TAG_STRING, pw_properties_get(o->props, PW_KEY_APP_NAME),
TAG_U32, module_id, /* module */
TAG_STRING, "PipeWire", /* driver */
TAG_INVALID);
if (client->version >= 13) {
message_put(m,
TAG_PROPLIST, info->props,
TAG_INVALID);
}
return 0;
}
static int fill_module_info(struct client *client, struct message *m,
struct pw_manager_object *o)
{
struct pw_module_info *info = o->info;
if (!pw_manager_object_is_module(o) || info == NULL || info->props == NULL)
return -ENOENT;
message_put(m,
TAG_U32, o->id, /* module index */
TAG_STRING, info->name,
TAG_STRING, info->args,
TAG_U32, -1, /* n_used */
TAG_INVALID);
if (client->version < 15) {
message_put(m,
TAG_BOOLEAN, false, /* auto unload deprecated */
TAG_INVALID);
}
if (client->version >= 15) {
message_put(m,
TAG_PROPLIST, info->props,
TAG_INVALID);
}
return 0;
}
static int fill_ext_module_info(struct client *client, struct message *m,
struct module *module)
{
message_put(m,
TAG_U32, module->idx, /* module index */
TAG_STRING, module->name,
TAG_STRING, module->args,
TAG_U32, -1, /* n_used */
TAG_INVALID);
if (client->version < 15) {
message_put(m,
TAG_BOOLEAN, false, /* auto unload deprecated */
TAG_INVALID);
}
if (client->version >= 15) {
message_put(m,
TAG_PROPLIST, module->props,
TAG_INVALID);
}
return 0;
}
static int64_t get_port_latency_offset(struct client *client, struct pw_manager_object *card, struct port_info *pi)
{
struct pw_manager *m = client->manager;
struct pw_manager_object *o;
size_t j;
/*
* The latency offset is a property of nodes in PipeWire, so we look it up on the
* nodes. We'll return the latency offset of the first node in the port.
*
* This is also because we need to be consistent with
* send_latency_offset_subscribe_event, which sends events on node changes. The
* route data might not be updated yet when these events arrive.
*/
for (j = 0; j < pi->n_devices; ++j) {
spa_list_for_each(o, &m->object_list, link) {
const char *str;
uint32_t card_id = SPA_ID_INVALID;
uint32_t device_id = SPA_ID_INVALID;
struct pw_node_info *info;
if (o->creating || o->removing)
continue;
if (!pw_manager_object_is_sink(o) && !pw_manager_object_is_source_or_monitor(o))
continue;
if ((info = o->info) == NULL || info->props == NULL)
continue;
if ((str = spa_dict_lookup(info->props, PW_KEY_DEVICE_ID)) != NULL)
card_id = (uint32_t)atoi(str);
if (card_id != card->id)
continue;
if ((str = spa_dict_lookup(info->props, "card.profile.device")) != NULL)
device_id = (uint32_t)atoi(str);
if (device_id == pi->devices[j])
return get_node_latency_offset(o);
}
}
return 0LL;
}
static int fill_card_info(struct client *client, struct message *m,
struct pw_manager_object *o)
{
struct pw_device_info *info = o->info;
const char *str, *drv_name;
uint32_t module_id = SPA_ID_INVALID, n_profiles, n;
struct card_info card_info = CARD_INFO_INIT;
struct profile_info *profile_info;
if (!pw_manager_object_is_card(o) || info == NULL || info->props == NULL)
return -ENOENT;
if ((str = spa_dict_lookup(info->props, PW_KEY_MODULE_ID)) != NULL)
module_id = (uint32_t)atoi(str);
drv_name = spa_dict_lookup(info->props, PW_KEY_DEVICE_API);
if (drv_name && spa_streq("bluez5", drv_name))
drv_name = "module-bluez5-device.c"; /* blueman needs this */
message_put(m,
TAG_U32, o->id, /* card index */
TAG_STRING, spa_dict_lookup(info->props, PW_KEY_DEVICE_NAME),
TAG_U32, module_id,
TAG_STRING, drv_name,
TAG_INVALID);
collect_card_info(o, &card_info);
message_put(m,
TAG_U32, card_info.n_profiles, /* n_profiles */
TAG_INVALID);
profile_info = alloca(card_info.n_profiles * sizeof(*profile_info));
n_profiles = collect_profile_info(o, &card_info, profile_info);
for (n = 0; n < n_profiles; n++) {
struct profile_info *pi = &profile_info[n];
message_put(m,
TAG_STRING, pi->name, /* profile name */
TAG_STRING, pi->description, /* profile description */
TAG_U32, pi->n_sinks, /* n_sinks */
TAG_U32, pi->n_sources, /* n_sources */
TAG_U32, pi->priority, /* priority */
TAG_INVALID);
if (client->version >= 29) {
message_put(m,
TAG_U32, pi->available != SPA_PARAM_AVAILABILITY_no, /* available */
TAG_INVALID);
}
}
message_put(m,
TAG_STRING, card_info.active_profile_name, /* active profile name */
TAG_PROPLIST, info->props,
TAG_INVALID);
if (client->version >= 26) {
uint32_t n_ports;
struct port_info *port_info, *pi;
port_info = alloca(card_info.n_ports * sizeof(*port_info));
card_info.active_profile = SPA_ID_INVALID;
n_ports = collect_port_info(o, &card_info, NULL, port_info);
message_put(m,
TAG_U32, n_ports, /* n_ports */
TAG_INVALID);
for (n = 0; n < n_ports; n++) {
struct spa_dict_item *items;
struct spa_dict *pdict = NULL, dict;
uint32_t i, pi_n_profiles;
pi = &port_info[n];
if (pi->info && pi->n_props > 0) {
items = alloca(pi->n_props * sizeof(*items));
dict.items = items;
pdict = collect_props(pi->info, &dict);
}
message_put(m,
TAG_STRING, pi->name, /* port name */
TAG_STRING, pi->description, /* port description */
TAG_U32, pi->priority, /* port priority */
TAG_U32, pi->available, /* port available */
TAG_U8, pi->direction == SPA_DIRECTION_INPUT ? 2 : 1, /* port direction */
TAG_PROPLIST, pdict, /* port proplist */
TAG_INVALID);
pi_n_profiles = SPA_MIN(pi->n_profiles, n_profiles);
if (pi->n_profiles != pi_n_profiles) {
/* libpulse assumes port profile array size <= n_profiles */
pw_log_error(NAME" %p: card %d port %d profiles inconsistent (%d < %d)",
client->impl, o->id, n, n_profiles, pi->n_profiles);
}
message_put(m,
TAG_U32, pi_n_profiles, /* n_profiles */
TAG_INVALID);
for (i = 0; i < pi_n_profiles; i++) {
uint32_t j;
const char *name = "off";
for (j = 0; j < n_profiles; ++j) {
if (profile_info[j].id == pi->profiles[i]) {
name = profile_info[j].name;
break;
}
}
message_put(m,
TAG_STRING, name, /* profile name */
TAG_INVALID);
}
if (client->version >= 27) {
int64_t latency_offset = get_port_latency_offset(client, o, pi);
message_put(m,
TAG_S64, latency_offset / 1000, /* port latency offset */
TAG_INVALID);
}
if (client->version >= 34) {
message_put(m,
TAG_STRING, pi->availability_group, /* available group */
TAG_U32, pi->type, /* port type */
TAG_INVALID);
}
}
}
return 0;
}
static int fill_sink_info(struct client *client, struct message *m,
struct pw_manager_object *o)
{
struct pw_node_info *info = o->info;
struct pw_manager *manager = client->manager;
const char *name, *desc, *str;
char *monitor_name = NULL;
uint32_t module_id = SPA_ID_INVALID;
uint32_t card_id = SPA_ID_INVALID;
struct pw_manager_object *card = NULL;
uint32_t flags;
struct card_info card_info = CARD_INFO_INIT;
struct device_info dev_info = DEVICE_INFO_INIT(PW_DIRECTION_OUTPUT);
size_t size;
if (!pw_manager_object_is_sink(o) || info == NULL || info->props == NULL)
return -ENOENT;
name = spa_dict_lookup(info->props, PW_KEY_NODE_NAME);
if ((desc = spa_dict_lookup(info->props, PW_KEY_NODE_DESCRIPTION)) == NULL)
desc = name ? name : "Unknown";
if (name == NULL)
name = "unknown";
size = strlen(name) + 10;
monitor_name = alloca(size);
if (pw_manager_object_is_source(o))
snprintf(monitor_name, size, "%s", name);
else
snprintf(monitor_name, size, "%s.monitor", name);
if ((str = spa_dict_lookup(info->props, PW_KEY_MODULE_ID)) != NULL)
module_id = (uint32_t)atoi(str);
if ((str = spa_dict_lookup(info->props, PW_KEY_DEVICE_ID)) != NULL)
card_id = (uint32_t)atoi(str);
if ((str = spa_dict_lookup(info->props, "card.profile.device")) != NULL)
dev_info.device = (uint32_t)atoi(str);
if (card_id != SPA_ID_INVALID) {
struct selector sel = { .id = card_id, .type = pw_manager_object_is_card, };
card = select_object(manager, &sel);
}
if (card)
collect_card_info(card, &card_info);
collect_device_info(o, card, &dev_info, false);
if (!sample_spec_valid(&dev_info.ss) ||
!channel_map_valid(&dev_info.map) ||
!volume_valid(&dev_info.volume_info.volume)) {
pw_log_warn("%d: sink not ready: sample:%d map:%d volume:%d",
o->id, sample_spec_valid(&dev_info.ss),
channel_map_valid(&dev_info.map),
volume_valid(&dev_info.volume_info.volume));
return -ENOENT;
}
flags = SINK_LATENCY | SINK_DYNAMIC_LATENCY | SINK_DECIBEL_VOLUME;
if ((str = spa_dict_lookup(info->props, PW_KEY_DEVICE_API)) != NULL)
flags |= SINK_HARDWARE;
if (SPA_FLAG_IS_SET(dev_info.volume_info.flags, VOLUME_HW_VOLUME))
flags |= SINK_HW_VOLUME_CTRL;
if (SPA_FLAG_IS_SET(dev_info.volume_info.flags, VOLUME_HW_MUTE))
flags |= SINK_HW_MUTE_CTRL;
if (client->quirks & QUIRK_FORCE_S16_FORMAT)
dev_info.ss.format = SPA_AUDIO_FORMAT_S16;
message_put(m,
TAG_U32, o->id, /* sink index */
TAG_STRING, name,
TAG_STRING, desc,
TAG_SAMPLE_SPEC, &dev_info.ss,
TAG_CHANNEL_MAP, &dev_info.map,
TAG_U32, module_id, /* module index */
TAG_CVOLUME, &dev_info.volume_info.volume,
TAG_BOOLEAN, dev_info.volume_info.mute,
TAG_U32, o->id | MONITOR_FLAG, /* monitor source */
TAG_STRING, monitor_name, /* monitor source name */
TAG_USEC, 0LL, /* latency */
TAG_STRING, "PipeWire", /* driver */
TAG_U32, flags, /* flags */
TAG_INVALID);
if (client->version >= 13) {
message_put(m,
TAG_PROPLIST, info->props,
TAG_USEC, 0LL, /* requested latency */
TAG_INVALID);
}
if (client->version >= 15) {
bool is_linked = collect_is_linked(manager, o->id, SPA_DIRECTION_INPUT);
int state = node_state(info->state);
/* running with nothing linked is probably the monitor that is
* keeping this sink busy */
if (state == STATE_RUNNING && !is_linked)
state = STATE_IDLE;
message_put(m,
TAG_VOLUME, dev_info.volume_info.base, /* base volume */
TAG_U32, state, /* state */
TAG_U32, dev_info.volume_info.steps, /* n_volume_steps */
TAG_U32, card_id, /* card index */
TAG_INVALID);
}
if (client->version >= 16) {
uint32_t n_ports, n;
struct port_info *port_info, *pi;
port_info = alloca(card_info.n_ports * sizeof(*port_info));
n_ports = collect_port_info(card, &card_info, &dev_info, port_info);
message_put(m,
TAG_U32, n_ports, /* n_ports */
TAG_INVALID);
for (n = 0; n < n_ports; n++) {
pi = &port_info[n];
message_put(m,
TAG_STRING, pi->name, /* name */
TAG_STRING, pi->description, /* description */
TAG_U32, pi->priority, /* priority */
TAG_INVALID);
if (client->version >= 24) {
message_put(m,
TAG_U32, pi->available, /* available */
TAG_INVALID);
}
if (client->version >= 34) {
message_put(m,
TAG_STRING, pi->availability_group, /* availability_group */
TAG_U32, pi->type, /* type */
TAG_INVALID);
}
}
message_put(m,
TAG_STRING, dev_info.active_port_name, /* active port name */
TAG_INVALID);
}
if (client->version >= 21) {
struct format_info info;
spa_zero(info);
info.encoding = ENCODING_PCM;
message_put(m,
TAG_U8, 1, /* n_formats */
TAG_FORMAT_INFO, &info,
TAG_INVALID);
}
return 0;
}
static int fill_source_info(struct client *client, struct message *m,
struct pw_manager_object *o)
{
struct pw_node_info *info = o->info;
struct pw_manager *manager = client->manager;
bool is_monitor;
const char *name, *desc, *str;
char *monitor_name = NULL;
char *monitor_desc = NULL;
uint32_t module_id = SPA_ID_INVALID;
uint32_t card_id = SPA_ID_INVALID;
struct pw_manager_object *card = NULL;
uint32_t flags;
struct card_info card_info = CARD_INFO_INIT;
struct device_info dev_info = DEVICE_INFO_INIT(PW_DIRECTION_INPUT);
size_t size;
is_monitor = pw_manager_object_is_monitor(o);
if ((!pw_manager_object_is_source(o) && !is_monitor) || info == NULL || info->props == NULL)
return -ENOENT;
name = spa_dict_lookup(info->props, PW_KEY_NODE_NAME);
if ((desc = spa_dict_lookup(info->props, PW_KEY_NODE_DESCRIPTION)) == NULL)
desc = name ? name : "Unknown";
if (name == NULL)
name = "unknown";
size = strlen(name) + 10;
monitor_name = alloca(size);
snprintf(monitor_name, size, "%s.monitor", name);
size = strlen(desc) + 20;
monitor_desc = alloca(size);
snprintf(monitor_desc, size, "Monitor of %s", desc);
if ((str = spa_dict_lookup(info->props, PW_KEY_MODULE_ID)) != NULL)
module_id = (uint32_t)atoi(str);
if ((str = spa_dict_lookup(info->props, PW_KEY_DEVICE_ID)) != NULL)
card_id = (uint32_t)atoi(str);
if ((str = spa_dict_lookup(info->props, "card.profile.device")) != NULL)
dev_info.device = (uint32_t)atoi(str);
if (card_id != SPA_ID_INVALID) {
struct selector sel = { .id = card_id, .type = pw_manager_object_is_card, };
card = select_object(manager, &sel);
}
if (card)
collect_card_info(card, &card_info);
collect_device_info(o, card, &dev_info, is_monitor);
if (!sample_spec_valid(&dev_info.ss) ||
!channel_map_valid(&dev_info.map) ||
!volume_valid(&dev_info.volume_info.volume)) {
pw_log_warn("%d: source not ready: sample:%d map:%d volume:%d",
o->id, sample_spec_valid(&dev_info.ss),
channel_map_valid(&dev_info.map),
volume_valid(&dev_info.volume_info.volume));
return -ENOENT;
}
flags = SOURCE_LATENCY | SOURCE_DYNAMIC_LATENCY | SOURCE_DECIBEL_VOLUME;
if ((str = spa_dict_lookup(info->props, PW_KEY_DEVICE_API)) != NULL)
flags |= SOURCE_HARDWARE;
if (SPA_FLAG_IS_SET(dev_info.volume_info.flags, VOLUME_HW_VOLUME))
flags |= SOURCE_HW_VOLUME_CTRL;
if (SPA_FLAG_IS_SET(dev_info.volume_info.flags, VOLUME_HW_MUTE))
flags |= SOURCE_HW_MUTE_CTRL;
if (client->quirks & QUIRK_FORCE_S16_FORMAT)
dev_info.ss.format = SPA_AUDIO_FORMAT_S16;
message_put(m,
TAG_U32, is_monitor ? o->id | MONITOR_FLAG: o->id, /* source index */
TAG_STRING, is_monitor ? monitor_name : name,
TAG_STRING, is_monitor ? monitor_desc : desc,
TAG_SAMPLE_SPEC, &dev_info.ss,
TAG_CHANNEL_MAP, &dev_info.map,
TAG_U32, module_id, /* module index */
TAG_CVOLUME, &dev_info.volume_info.volume,
TAG_BOOLEAN, dev_info.volume_info.mute,
TAG_U32, is_monitor ? o->id : SPA_ID_INVALID, /* monitor of sink */
TAG_STRING, is_monitor ? name : NULL, /* monitor of sink name */
TAG_USEC, 0LL, /* latency */
TAG_STRING, "PipeWire", /* driver */
TAG_U32, flags, /* flags */
TAG_INVALID);
if (client->version >= 13) {
message_put(m,
TAG_PROPLIST, info->props,
TAG_USEC, 0LL, /* requested latency */
TAG_INVALID);
}
if (client->version >= 15) {
bool is_linked = collect_is_linked(manager, o->id, SPA_DIRECTION_OUTPUT);
int state = node_state(info->state);
/* running with nothing linked is probably the sink that is
* keeping this source busy */
if (state == STATE_RUNNING && !is_linked)
state = STATE_IDLE;
message_put(m,
TAG_VOLUME, dev_info.volume_info.base, /* base volume */
TAG_U32, state, /* state */
TAG_U32, dev_info.volume_info.steps, /* n_volume_steps */
TAG_U32, card_id, /* card index */
TAG_INVALID);
}
if (client->version >= 16) {
uint32_t n_ports, n;
struct port_info *port_info, *pi;
port_info = alloca(card_info.n_ports * sizeof(*port_info));
n_ports = collect_port_info(card, &card_info, &dev_info, port_info);
message_put(m,
TAG_U32, n_ports, /* n_ports */
TAG_INVALID);
for (n = 0; n < n_ports; n++) {
pi = &port_info[n];
message_put(m,
TAG_STRING, pi->name, /* name */
TAG_STRING, pi->description, /* description */
TAG_U32, pi->priority, /* priority */
TAG_INVALID);
if (client->version >= 24) {
message_put(m,
TAG_U32, pi->available, /* available */
TAG_INVALID);
}
if (client->version >= 34) {
message_put(m,
TAG_STRING, pi->availability_group, /* availability_group */
TAG_U32, pi->type, /* type */
TAG_INVALID);
}
}
message_put(m,
TAG_STRING, dev_info.active_port_name, /* active port name */
TAG_INVALID);
}
if (client->version >= 21) {
struct format_info info;
spa_zero(info);
info.encoding = ENCODING_PCM;
message_put(m,
TAG_U8, 1, /* n_formats */
TAG_FORMAT_INFO, &info,
TAG_INVALID);
}
return 0;
}
static const char *get_media_name(struct pw_node_info *info)
{
const char *media_name;
media_name = spa_dict_lookup(info->props, PW_KEY_MEDIA_NAME);
if (media_name == NULL)
media_name = "";
return media_name;
}
static int fill_sink_input_info(struct client *client, struct message *m,
struct pw_manager_object *o)
{
struct pw_node_info *info = o->info;
struct pw_manager *manager = client->manager;
struct pw_manager_object *peer;
const char *str;
uint32_t module_id = SPA_ID_INVALID, client_id = SPA_ID_INVALID;
struct device_info dev_info = DEVICE_INFO_INIT(PW_DIRECTION_OUTPUT);
if (!pw_manager_object_is_sink_input(o) || info == NULL || info->props == NULL)
return -ENOENT;
if ((str = spa_dict_lookup(info->props, PW_KEY_MODULE_ID)) != NULL)
module_id = (uint32_t)atoi(str);
if (!pw_manager_object_is_virtual(o) &&
(str = spa_dict_lookup(info->props, PW_KEY_CLIENT_ID)) != NULL)
client_id = (uint32_t)atoi(str);
collect_device_info(o, NULL, &dev_info, false);
if (!sample_spec_valid(&dev_info.ss) ||
!channel_map_valid(&dev_info.map) ||
!volume_valid(&dev_info.volume_info.volume))
return -ENOENT;
peer = find_linked(manager, o->id, PW_DIRECTION_OUTPUT);
message_put(m,
TAG_U32, o->id, /* sink_input index */
TAG_STRING, get_media_name(info),
TAG_U32, module_id, /* module index */
TAG_U32, client_id, /* client index */
TAG_U32, peer ? peer->id : SPA_ID_INVALID, /* sink index */
TAG_SAMPLE_SPEC, &dev_info.ss,
TAG_CHANNEL_MAP, &dev_info.map,
TAG_CVOLUME, &dev_info.volume_info.volume,
TAG_USEC, 0LL, /* latency */
TAG_USEC, 0LL, /* sink latency */
TAG_STRING, "PipeWire", /* resample method */
TAG_STRING, "PipeWire", /* driver */
TAG_INVALID);
if (client->version >= 11)
message_put(m,
TAG_BOOLEAN, dev_info.volume_info.mute, /* muted */
TAG_INVALID);
if (client->version >= 13)
message_put(m,
TAG_PROPLIST, info->props,
TAG_INVALID);
if (client->version >= 19)
message_put(m,
TAG_BOOLEAN, info->state != PW_NODE_STATE_RUNNING, /* corked */
TAG_INVALID);
if (client->version >= 20)
message_put(m,
TAG_BOOLEAN, true, /* has_volume */
TAG_BOOLEAN, true, /* volume writable */
TAG_INVALID);
if (client->version >= 21) {
struct format_info fi;
format_info_from_spec(&fi, &dev_info.ss, &dev_info.map);
message_put(m,
TAG_FORMAT_INFO, &fi,
TAG_INVALID);
format_info_clear(&fi);
}
return 0;
}
static int fill_source_output_info(struct client *client, struct message *m,
struct pw_manager_object *o)
{
struct pw_node_info *info = o->info;
struct pw_manager *manager = client->manager;
struct pw_manager_object *peer;
const char *str;
uint32_t module_id = SPA_ID_INVALID, client_id = SPA_ID_INVALID;
uint32_t peer_id;
struct device_info dev_info = DEVICE_INFO_INIT(PW_DIRECTION_INPUT);
if (!pw_manager_object_is_source_output(o) || info == NULL || info->props == NULL)
return -ENOENT;
if ((str = spa_dict_lookup(info->props, PW_KEY_MODULE_ID)) != NULL)
module_id = (uint32_t)atoi(str);
if (!pw_manager_object_is_virtual(o) &&
(str = spa_dict_lookup(info->props, PW_KEY_CLIENT_ID)) != NULL)
client_id = (uint32_t)atoi(str);
collect_device_info(o, NULL, &dev_info, false);
if (!sample_spec_valid(&dev_info.ss) ||
!channel_map_valid(&dev_info.map) ||
!volume_valid(&dev_info.volume_info.volume))
return -ENOENT;
peer = find_linked(manager, o->id, PW_DIRECTION_INPUT);
if (peer && pw_manager_object_is_source_or_monitor(peer)) {
peer_id = peer->id;
if (!pw_manager_object_is_source(peer))
peer_id |= MONITOR_FLAG;
} else {
peer_id = SPA_ID_INVALID;
}
message_put(m,
TAG_U32, o->id, /* source_output index */
TAG_STRING, get_media_name(info),
TAG_U32, module_id, /* module index */
TAG_U32, client_id, /* client index */
TAG_U32, peer_id, /* source index */
TAG_SAMPLE_SPEC, &dev_info.ss,
TAG_CHANNEL_MAP, &dev_info.map,
TAG_USEC, 0LL, /* latency */
TAG_USEC, 0LL, /* source latency */
TAG_STRING, "PipeWire", /* resample method */
TAG_STRING, "PipeWire", /* driver */
TAG_INVALID);
if (client->version >= 13)
message_put(m,
TAG_PROPLIST, info->props,
TAG_INVALID);
if (client->version >= 19)
message_put(m,
TAG_BOOLEAN, info->state != PW_NODE_STATE_RUNNING, /* corked */
TAG_INVALID);
if (client->version >= 22) {
struct format_info fi;
format_info_from_spec(&fi, &dev_info.ss, &dev_info.map);
message_put(m,
TAG_CVOLUME, &dev_info.volume_info.volume,
TAG_BOOLEAN, dev_info.volume_info.mute, /* muted */
TAG_BOOLEAN, true, /* has_volume */
TAG_BOOLEAN, true, /* volume writable */
TAG_FORMAT_INFO, &fi,
TAG_INVALID);
format_info_clear(&fi);
}
return 0;
}
static int do_get_info(struct client *client, uint32_t command, uint32_t tag, struct message *m)
{
struct impl *impl = client->impl;
struct pw_manager *manager = client->manager;
struct message *reply = NULL;
int res;
struct pw_manager_object *o;
struct selector sel;
const char *def = NULL;
int (*fill_func) (struct client *client, struct message *m, struct pw_manager_object *o) = NULL;
spa_zero(sel);
if (message_get(m,
TAG_U32, &sel.id,
TAG_INVALID) < 0)
goto error_protocol;
reply = reply_new(client, tag);
if (command == COMMAND_GET_MODULE_INFO && (sel.id & MODULE_FLAG) != 0) {
struct module *module;
module = pw_map_lookup(&impl->modules, sel.id & INDEX_MASK);
if (module == NULL)
goto error_noentity;
fill_ext_module_info(client, reply, module);
return client_queue_message(client, reply);
}
switch (command) {
case COMMAND_GET_CLIENT_INFO:
sel.type = pw_manager_object_is_client;
fill_func = fill_client_info;
break;
case COMMAND_GET_MODULE_INFO:
sel.type = pw_manager_object_is_module;
fill_func = fill_module_info;
break;
case COMMAND_GET_CARD_INFO:
sel.type = pw_manager_object_is_card;
sel.key = PW_KEY_DEVICE_NAME;
fill_func = fill_card_info;
break;
case COMMAND_GET_SINK_INFO:
sel.type = pw_manager_object_is_sink;
sel.key = PW_KEY_NODE_NAME;
fill_func = fill_sink_info;
def = DEFAULT_SINK;
break;
case COMMAND_GET_SOURCE_INFO:
sel.type = pw_manager_object_is_source_or_monitor;
sel.key = PW_KEY_NODE_NAME;
fill_func = fill_source_info;
def = DEFAULT_SOURCE;
break;
case COMMAND_GET_SINK_INPUT_INFO:
sel.type = pw_manager_object_is_sink_input;
fill_func = fill_sink_input_info;
break;
case COMMAND_GET_SOURCE_OUTPUT_INFO:
sel.type = pw_manager_object_is_source_output;
fill_func = fill_source_output_info;
break;
}
if (sel.key) {
if (message_get(m,
TAG_STRING, &sel.value,
TAG_INVALID) < 0)
goto error_protocol;
}
if (fill_func == NULL)
goto error_invalid;
if (sel.id != SPA_ID_INVALID && sel.value != NULL)
goto error_invalid;
pw_log_info(NAME" %p: [%s] %s tag:%u idx:%u name:%s", impl, client->name,
commands[command].name, tag, sel.id, sel.value);
if (command == COMMAND_GET_SINK_INFO || command == COMMAND_GET_SOURCE_INFO) {
if ((sel.value == NULL && (sel.id == SPA_ID_INVALID || sel.id == 0)) ||
(sel.value != NULL && (spa_streq(sel.value, def) || spa_streq(sel.value, "0"))))
sel.value = get_default(client, command == COMMAND_GET_SINK_INFO);
} else {
if (sel.value == NULL && sel.id == SPA_ID_INVALID)
goto error_invalid;
}
if (command == COMMAND_GET_SOURCE_INFO &&
sel.value != NULL && spa_strendswith(sel.value, ".monitor")) {
sel.value = strndupa(sel.value, strlen(sel.value)-8);
}
o = select_object(manager, &sel);
if (o == NULL)
goto error_noentity;
if ((res = fill_func(client, reply, o)) < 0)
goto error;
return client_queue_message(client, reply);
error_protocol:
res = -EPROTO;
goto error;
error_noentity:
res = -ENOENT;
goto error;
error_invalid:
res = -EINVAL;
goto error;
error:
if (reply)
message_free(impl, reply, false, false);
return res;
}
static uint64_t bytes_to_usec(uint64_t length, const struct sample_spec *ss)
{
uint64_t u;
uint64_t frame_size = sample_spec_frame_size(ss);
if (frame_size == 0)
return 0;
u = length / frame_size;
u *= SPA_USEC_PER_SEC;
u /= ss->rate;
return u;
}
static int fill_sample_info(struct client *client, struct message *m,
struct sample *sample)
{
struct volume vol;
volume_make(&vol, sample->ss.channels);
message_put(m,
TAG_U32, sample->index,
TAG_STRING, sample->name,
TAG_CVOLUME, &vol,
TAG_USEC, bytes_to_usec(sample->length, &sample->ss),
TAG_SAMPLE_SPEC, &sample->ss,
TAG_CHANNEL_MAP, &sample->map,
TAG_U32, sample->length,
TAG_BOOLEAN, false, /* lazy */
TAG_STRING, NULL, /* filename */
TAG_INVALID);
if (client->version >= 13) {
message_put(m,
TAG_PROPLIST, &sample->props->dict,
TAG_INVALID);
}
return 0;
}
static int do_get_sample_info(struct client *client, uint32_t command, uint32_t tag, struct message *m)
{
struct impl *impl = client->impl;
struct message *reply = NULL;
uint32_t id;
const char *name;
struct sample *sample;
int res;
if (message_get(m,
TAG_U32, &id,
TAG_STRING, &name,
TAG_INVALID) < 0)
return -EPROTO;
if ((id == SPA_ID_INVALID && name == NULL) ||
(id != SPA_ID_INVALID && name != NULL))
return -EINVAL;
pw_log_info(NAME" %p: [%s] %s tag:%u idx:%u name:%s", impl, client->name,
commands[command].name, tag, id, name);
if ((sample = find_sample(impl, id, name)) == NULL)
return -ENOENT;
reply = reply_new(client, tag);
if ((res = fill_sample_info(client, reply, sample)) < 0)
goto error;
return client_queue_message(client, reply);
error:
if (reply)
message_free(impl, reply, false, false);
return res;
}
static int do_get_sample_info_list(struct client *client, uint32_t command, uint32_t tag, struct message *m)
{
struct impl *impl = client->impl;
struct message *reply;
union pw_map_item *item;
pw_log_info(NAME" %p: [%s] %s tag:%u", impl, client->name,
commands[command].name, tag);
reply = reply_new(client, tag);
pw_array_for_each(item, &impl->samples.items) {
struct sample *s = item->data;
if (pw_map_item_is_free(item))
continue;
fill_sample_info(client, reply, s);
}
return client_queue_message(client, reply);
}
struct info_list_data {
struct client *client;
struct message *reply;
int (*fill_func) (struct client *client, struct message *m, struct pw_manager_object *o);
};
static int do_list_info(void *data, struct pw_manager_object *object)
{
struct info_list_data *info = data;
info->fill_func(info->client, info->reply, object);
return 0;
}
static int do_info_list_module(void *item, void *data)
{
struct module *m = item;
struct info_list_data *info = data;
fill_ext_module_info(info->client, info->reply, m);
return 0;
}
static int do_get_info_list(struct client *client, uint32_t command, uint32_t tag, struct message *m)
{
struct impl *impl = client->impl;
struct pw_manager *manager = client->manager;
struct info_list_data info;
pw_log_info(NAME" %p: [%s] %s tag:%u", impl, client->name,
commands[command].name, tag);
spa_zero(info);
info.client = client;
switch (command) {
case COMMAND_GET_CLIENT_INFO_LIST:
info.fill_func = fill_client_info;
break;
case COMMAND_GET_MODULE_INFO_LIST:
info.fill_func = fill_module_info;
break;
case COMMAND_GET_CARD_INFO_LIST:
info.fill_func = fill_card_info;
break;
case COMMAND_GET_SINK_INFO_LIST:
info.fill_func = fill_sink_info;
break;
case COMMAND_GET_SOURCE_INFO_LIST:
info.fill_func = fill_source_info;
break;
case COMMAND_GET_SINK_INPUT_INFO_LIST:
info.fill_func = fill_sink_input_info;
break;
case COMMAND_GET_SOURCE_OUTPUT_INFO_LIST:
info.fill_func = fill_source_output_info;
break;
default:
return -ENOTSUP;
}
info.reply = reply_new(client, tag);
if (info.fill_func)
pw_manager_for_each_object(manager, do_list_info, &info);
if (command == COMMAND_GET_MODULE_INFO_LIST)
pw_map_for_each(&impl->modules, do_info_list_module, &info);
return client_queue_message(client, info.reply);
}
static int do_set_stream_buffer_attr(struct client *client, uint32_t command, uint32_t tag, struct message *m)
{
struct impl *impl = client->impl;
uint32_t channel;
struct stream *stream;
struct message *reply;
struct buffer_attr attr;
bool adjust_latency = false, early_requests = false;
if (message_get(m,
TAG_U32, &channel,
TAG_INVALID) < 0)
return -EPROTO;
pw_log_info(NAME" %p: [%s] %s tag:%u channel:%u", impl, client->name,
commands[command].name, tag, channel);
stream = pw_map_lookup(&client->streams, channel);
if (stream == NULL)
return -ENOENT;
if (command == COMMAND_SET_PLAYBACK_STREAM_BUFFER_ATTR) {
if (stream->type != STREAM_TYPE_PLAYBACK)
return -ENOENT;
if (message_get(m,
TAG_U32, &attr.maxlength,
TAG_U32, &attr.tlength,
TAG_U32, &attr.prebuf,
TAG_U32, &attr.minreq,
TAG_INVALID) < 0)
return -EPROTO;
} else {
if (stream->type != STREAM_TYPE_RECORD)
return -ENOENT;
if (message_get(m,
TAG_U32, &attr.maxlength,
TAG_U32, &attr.fragsize,
TAG_INVALID) < 0)
return -EPROTO;
}
if (client->version >= 13) {
if (message_get(m,
TAG_BOOLEAN, &adjust_latency,
TAG_INVALID) < 0)
return -EPROTO;
}
if (client->version >= 14) {
if (message_get(m,
TAG_BOOLEAN, &early_requests,
TAG_INVALID) < 0)
return -EPROTO;
}
reply = reply_new(client, tag);
if (command == COMMAND_SET_PLAYBACK_STREAM_BUFFER_ATTR) {
message_put(reply,
TAG_U32, stream->attr.maxlength,
TAG_U32, stream->attr.tlength,
TAG_U32, stream->attr.prebuf,
TAG_U32, stream->attr.minreq,
TAG_INVALID);
if (client->version >= 13) {
message_put(reply,
TAG_USEC, 0LL, /* configured_sink_latency */
TAG_INVALID);
}
} else {
message_put(reply,
TAG_U32, stream->attr.maxlength,
TAG_U32, stream->attr.fragsize,
TAG_INVALID);
if (client->version >= 13) {
message_put(reply,
TAG_USEC, 0LL, /* configured_source_latency */
TAG_INVALID);
}
}
return client_queue_message(client, reply);
}
static int do_update_stream_sample_rate(struct client *client, uint32_t command, uint32_t tag, struct message *m)
{
struct impl *impl = client->impl;
uint32_t channel, rate;
struct stream *stream;
bool match;
if (message_get(m,
TAG_U32, &channel,
TAG_U32, &rate,
TAG_INVALID) < 0)
return -EPROTO;
pw_log_warn(NAME" %p: [%s] %s tag:%u channel:%u rate:%u", impl, client->name,
commands[command].name, tag, channel, rate);
stream = pw_map_lookup(&client->streams, channel);
if (stream == NULL || stream->type == STREAM_TYPE_UPLOAD)
return -ENOENT;
if (stream->rate_match == NULL)
return -ENOTSUP;
match = rate != stream->ss.rate;
stream->rate = rate;
stream->rate_match->rate = match ?
(double)rate/(double)stream->ss.rate : 1.0;
SPA_FLAG_UPDATE(stream->rate_match->flags,
SPA_IO_RATE_MATCH_FLAG_ACTIVE, match);
return reply_simple_ack(client, tag);
}
static int do_extension(struct client *client, uint32_t command, uint32_t tag, struct message *m)
{
struct impl *impl = client->impl;
uint32_t idx;
const char *name;
const struct extension *ext;
if (message_get(m,
TAG_U32, &idx,
TAG_STRING, &name,
TAG_INVALID) < 0)
return -EPROTO;
pw_log_info(NAME" %p: [%s] %s tag:%u id:%u name:%s", impl, client->name,
commands[command].name, tag, idx, name);
if ((idx == SPA_ID_INVALID && name == NULL) ||
(idx != SPA_ID_INVALID && name != NULL))
return -EINVAL;
ext = extension_find(idx, name);
if (ext == NULL)
return -ENOENT;
return ext->process(client, tag, m);
}
static int do_set_profile(struct client *client, uint32_t command, uint32_t tag, struct message *m)
{
struct impl *impl = client->impl;
struct pw_manager *manager = client->manager;
struct pw_manager_object *o;
const char *profile_name;
uint32_t profile_id = SPA_ID_INVALID;
struct selector sel;
char buf[1024];
struct spa_pod_builder b = SPA_POD_BUILDER_INIT(buf, sizeof(buf));
spa_zero(sel);
sel.key = PW_KEY_DEVICE_NAME;
sel.type = pw_manager_object_is_card;
if (message_get(m,
TAG_U32, &sel.id,
TAG_STRING, &sel.value,
TAG_STRING, &profile_name,
TAG_INVALID) < 0)
return -EPROTO;
pw_log_info(NAME" %p: [%s] %s tag:%u id:%u name:%s profile:%s", impl, client->name,
commands[command].name, tag, sel.id, sel.value, profile_name);
if ((sel.id == SPA_ID_INVALID && sel.value == NULL) ||
(sel.id != SPA_ID_INVALID && sel.value != NULL))
return -EINVAL;
if (profile_name == NULL)
return -EINVAL;
if ((o = select_object(manager, &sel)) == NULL)
return -ENOENT;
if ((profile_id = find_profile_id(o, profile_name)) == SPA_ID_INVALID)
return -ENOENT;
if (!SPA_FLAG_IS_SET(o->permissions, PW_PERM_W | PW_PERM_X))
return -EACCES;
if (o->proxy == NULL)
return -ENOENT;
pw_device_set_param((struct pw_device*)o->proxy,
SPA_PARAM_Profile, 0,
spa_pod_builder_add_object(&b,
SPA_TYPE_OBJECT_ParamProfile, SPA_PARAM_Profile,
SPA_PARAM_PROFILE_index, SPA_POD_Int(profile_id),
SPA_PARAM_PROFILE_save, SPA_POD_Bool(true)));
return operation_new(client, tag);
}
static int do_set_default(struct client *client, uint32_t command, uint32_t tag, struct message *m)
{
struct impl *impl = client->impl;
struct pw_manager *manager = client->manager;
struct pw_manager_object *o;
const char *name, *str;
int res;
bool sink = command == COMMAND_SET_DEFAULT_SINK;
if (message_get(m,
TAG_STRING, &name,
TAG_INVALID) < 0)
return -EPROTO;
pw_log_info(NAME" %p: [%s] %s tag:%u name:%s", impl, client->name,
commands[command].name, tag, name);
if (name != NULL && (o = find_device(client, SPA_ID_INVALID, name, sink, NULL)) == NULL)
return -ENOENT;
if (name != NULL) {
if (o->props && (str = pw_properties_get(o->props, PW_KEY_NODE_NAME)) != NULL)
name = str;
else if (spa_strendswith(name, ".monitor"))
name = strndupa(name, strlen(name)-8);
res = pw_manager_set_metadata(manager, client->metadata_default,
PW_ID_CORE,
sink ? METADATA_CONFIG_DEFAULT_SINK : METADATA_CONFIG_DEFAULT_SOURCE,
"Spa:String:JSON", "{ \"name\": \"%s\" }", name);
} else {
res = pw_manager_set_metadata(manager, client->metadata_default,
PW_ID_CORE,
sink ? METADATA_CONFIG_DEFAULT_SINK : METADATA_CONFIG_DEFAULT_SOURCE,
NULL, NULL);
}
if (res < 0)
return res;
return operation_new(client, tag);
}
static int do_suspend(struct client *client, uint32_t command, uint32_t tag, struct message *m)
{
struct impl *impl = client->impl;
struct pw_manager_object *o;
const char *name;
uint32_t id, cmd;
bool sink = command == COMMAND_SUSPEND_SINK, suspend;
if (message_get(m,
TAG_U32, &id,
TAG_STRING, &name,
TAG_BOOLEAN, &suspend,
TAG_INVALID) < 0)
return -EPROTO;
pw_log_info(NAME" %p: [%s] %s tag:%u id:%u name:%s", impl, client->name,
commands[command].name, tag, id, name);
if ((o = find_device(client, id, name, sink, NULL)) == NULL)
return -ENOENT;
if (o->proxy == NULL)
return -ENOENT;
if (suspend) {
cmd = SPA_NODE_COMMAND_Suspend;
pw_node_send_command((struct pw_node*)o->proxy, &SPA_NODE_COMMAND_INIT(cmd));
}
return operation_new(client, tag);
}
static int do_move_stream(struct client *client, uint32_t command, uint32_t tag, struct message *m)
{
struct impl *impl = client->impl;
struct pw_manager *manager = client->manager;
struct pw_manager_object *o, *dev, *dev_default;
uint32_t id, id_device;
const char *name_device;
struct selector sel;
int res;
bool sink = command == COMMAND_MOVE_SINK_INPUT;
if (message_get(m,
TAG_U32, &id,
TAG_U32, &id_device,
TAG_STRING, &name_device,
TAG_INVALID) < 0)
return -EPROTO;
if ((id_device == SPA_ID_INVALID && name_device == NULL) ||
(id_device != SPA_ID_INVALID && name_device != NULL))
return -EINVAL;
pw_log_info(NAME" %p: [%s] %s tag:%u idx:%u device:%d name:%s", impl, client->name,
commands[command].name, tag, id, id_device, name_device);
spa_zero(sel);
sel.id = id;
sel.type = sink ? pw_manager_object_is_sink_input: pw_manager_object_is_source_output;
o = select_object(manager, &sel);
if (o == NULL)
return -ENOENT;
if ((dev = find_device(client, id_device, name_device, sink, NULL)) == NULL)
return -ENOENT;
if ((res = pw_manager_set_metadata(manager, client->metadata_default,
o->id,
METADATA_TARGET_NODE,
SPA_TYPE_INFO_BASE"Id", "%d", dev->id)) < 0)
return res;
dev_default = find_device(client, SPA_ID_INVALID, NULL, sink, NULL);
if (dev == dev_default) {
/*
* When moving streams to a node that is equal to the default,
* Pulseaudio understands this to mean '... and unset preferred sink/source',
* forgetting target.node. Follow that behavior here.
*
* XXX: We set target.node key above regardless, to make policy-node
* XXX: to always see the unset event. The metadata is currently not
* XXX: always set when the node has explicit target.
*/
if ((res = pw_manager_set_metadata(manager, client->metadata_default,
o->id,
METADATA_TARGET_NODE,
NULL, NULL)) < 0)
return res;
}
return reply_simple_ack(client, tag);
}
static int do_kill(struct client *client, uint32_t command, uint32_t tag, struct message *m)
{
struct impl *impl = client->impl;
struct pw_manager *manager = client->manager;
struct pw_manager_object *o;
uint32_t id;
struct selector sel;
if (message_get(m,
TAG_U32, &id,
TAG_INVALID) < 0)
return -EPROTO;
pw_log_info(NAME" %p: [%s] %s tag:%u id:%u", impl, client->name,
commands[command].name, tag, id);
spa_zero(sel);
sel.id = id;
switch (command) {
case COMMAND_KILL_CLIENT:
sel.type = pw_manager_object_is_client;
break;
case COMMAND_KILL_SINK_INPUT:
sel.type = pw_manager_object_is_sink_input;
break;
case COMMAND_KILL_SOURCE_OUTPUT:
sel.type = pw_manager_object_is_source_output;
break;
default:
return -EINVAL;
}
if ((o = select_object(manager, &sel)) == NULL)
return -ENOENT;
pw_registry_destroy(manager->registry, o->id);
return reply_simple_ack(client, tag);
}
struct load_module_data {
struct client *client;
struct module *module;
struct spa_hook listener;
uint32_t tag;
};
static void on_module_loaded(void *data, int result)
{
struct load_module_data *d = data;
struct module *module = d->module;
struct client *client = d->client;
struct impl *impl = module->impl;
uint32_t tag = d->tag;
spa_hook_remove(&d->listener);
free(d);
if (SPA_RESULT_IS_OK(result)) {
struct message *reply;
pw_log_info(NAME" %p: [%s] loaded module id:%u name:%s",
impl, client->name,
module->idx, module->name);
module->loaded = true;
broadcast_subscribe_event(impl,
SUBSCRIPTION_MASK_MODULE,
SUBSCRIPTION_EVENT_NEW | SUBSCRIPTION_EVENT_MODULE,
module->idx);
reply = reply_new(client, tag);
message_put(reply,
TAG_U32, module->idx,
TAG_INVALID);
client_queue_message(client, reply);
}
else {
pw_log_warn(NAME" %p: [%s] failed to load module id:%u name:%s result:%d (%s)",
impl, client->name,
module->idx, module->name,
result, spa_strerror(result));
reply_error(client, COMMAND_LOAD_MODULE, tag, result);
module_schedule_unload(module);
}
client_unref(client);
}
static int do_load_module(struct client *client, uint32_t command, uint32_t tag, struct message *m)
{
static const struct module_events listener = {
VERSION_MODULE_EVENTS,
.loaded = on_module_loaded,
};
struct impl *impl = client->impl;
const char *name, *argument;
struct load_module_data *d;
struct module *module;
int r;
if (message_get(m,
TAG_STRING, &name,
TAG_STRING, &argument,
TAG_INVALID) < 0)
return -EPROTO;
pw_log_info(NAME" %p: [%s] %s name:%s argument:%s", impl,
client->name, commands[command].name, name, argument);
module = module_create(client, name, argument);
if (module == NULL)
return -errno;
d = calloc(1, sizeof(*d));
if (d == NULL)
return -errno;
d->tag = tag;
d->client = client;
d->module = module;
module_add_listener(module, &d->listener, &listener, d);
client->ref += 1;
r = module_load(client, module);
if (!SPA_RESULT_IS_ASYNC(r))
module_emit_loaded(module, r);
/* in the async case the module itself must emit the "loaded" event */
/*
* return 0 to prevent `handle_packet()` from sending a reply
* because we want `on_module_loaded()` to send the reply
*/
return 0;
}
static int do_unload_module(struct client *client, uint32_t command, uint32_t tag, struct message *m)
{
struct impl *impl = client->impl;
struct module *module;
uint32_t module_idx;
if (message_get(m,
TAG_U32, &module_idx,
TAG_INVALID) < 0)
return -EPROTO;
pw_log_info(NAME" %p: [%s] %s tag:%u id:%u", impl, client->name,
commands[command].name, tag, module_idx);
if (module_idx == SPA_ID_INVALID)
return -EINVAL;
if ((module_idx & MODULE_FLAG) == 0)
return -EPERM;
module = pw_map_lookup(&impl->modules, module_idx & INDEX_MASK);
if (module == NULL)
return -ENOENT;
module_unload(client, module);
return reply_simple_ack(client, tag);
}
static int do_send_object_message(struct client *client, uint32_t command, uint32_t tag, struct message *m)
{
struct impl *impl = client->impl;
struct pw_manager *manager = client->manager;
const char *object_path = NULL;
const char *message = NULL;
const char *params = NULL;
char *response = NULL;
char *path = NULL;
struct message *reply;
struct pw_manager_object *o;
int len = 0;
int res;
if (message_get(m,
TAG_STRING, &object_path,
TAG_STRING, &message,
TAG_STRING, &params,
TAG_INVALID) < 0)
return -EPROTO;
pw_log_info(NAME" %p: [%s] %s tag:%u object_path:'%s' message:'%s' params:'%s'", impl,
client->name, commands[command].name, tag, object_path,
message, params ? params : "<null>");
if (object_path == NULL || message == NULL)
return -EINVAL;
len = strlen(object_path);
if (len > 0 && object_path[len - 1] == '/')
--len;
path = strndup(object_path, len);
if (path == NULL)
return -ENOMEM;
res = -ENOENT;
spa_list_for_each(o, &manager->object_list, link) {
if (o->message_object_path && spa_streq(o->message_object_path, path)) {
if (o->message_handler)
res = o->message_handler(manager, o, message, params, &response);
else
res = -ENOSYS;
break;
}
}
free(path);
if (res < 0)
return res;
pw_log_debug(NAME" %p: object message response:'%s'", impl, response ? response : "<null>");
reply = reply_new(client, tag);
message_put(reply, TAG_STRING, response, TAG_INVALID);
free(response);
return client_queue_message(client, reply);
}
static int do_error_access(struct client *client, uint32_t command, uint32_t tag, struct message *m)
{
return -EACCES;
}
static SPA_UNUSED int do_error_not_implemented(struct client *client, uint32_t command, uint32_t tag, struct message *m)
{
return -ENOSYS;
}
const struct command commands[COMMAND_MAX] =
{
[COMMAND_ERROR] = { "ERROR", },
[COMMAND_TIMEOUT] = { "TIMEOUT", }, /* pseudo command */
[COMMAND_REPLY] = { "REPLY", },
/* CLIENT->SERVER */
[COMMAND_CREATE_PLAYBACK_STREAM] = { "CREATE_PLAYBACK_STREAM", do_create_playback_stream, },
[COMMAND_DELETE_PLAYBACK_STREAM] = { "DELETE_PLAYBACK_STREAM", do_delete_stream, },
[COMMAND_CREATE_RECORD_STREAM] = { "CREATE_RECORD_STREAM", do_create_record_stream, },
[COMMAND_DELETE_RECORD_STREAM] = { "DELETE_RECORD_STREAM", do_delete_stream, },
[COMMAND_EXIT] = { "EXIT", do_error_access },
[COMMAND_AUTH] = { "AUTH", do_command_auth, },
[COMMAND_SET_CLIENT_NAME] = { "SET_CLIENT_NAME", do_set_client_name, },
[COMMAND_LOOKUP_SINK] = { "LOOKUP_SINK", do_lookup, },
[COMMAND_LOOKUP_SOURCE] = { "LOOKUP_SOURCE", do_lookup, },
[COMMAND_DRAIN_PLAYBACK_STREAM] = { "DRAIN_PLAYBACK_STREAM", do_drain_stream, },
[COMMAND_STAT] = { "STAT", do_stat, },
[COMMAND_GET_PLAYBACK_LATENCY] = { "GET_PLAYBACK_LATENCY", do_get_playback_latency, },
[COMMAND_CREATE_UPLOAD_STREAM] = { "CREATE_UPLOAD_STREAM", do_create_upload_stream, },
[COMMAND_DELETE_UPLOAD_STREAM] = { "DELETE_UPLOAD_STREAM", do_delete_stream, },
[COMMAND_FINISH_UPLOAD_STREAM] = { "FINISH_UPLOAD_STREAM", do_finish_upload_stream, },
[COMMAND_PLAY_SAMPLE] = { "PLAY_SAMPLE", do_play_sample, },
[COMMAND_REMOVE_SAMPLE] = { "REMOVE_SAMPLE", do_remove_sample, },
[COMMAND_GET_SERVER_INFO] = { "GET_SERVER_INFO", do_get_server_info },
[COMMAND_GET_SINK_INFO] = { "GET_SINK_INFO", do_get_info, },
[COMMAND_GET_SOURCE_INFO] = { "GET_SOURCE_INFO", do_get_info, },
[COMMAND_GET_MODULE_INFO] = { "GET_MODULE_INFO", do_get_info, },
[COMMAND_GET_CLIENT_INFO] = { "GET_CLIENT_INFO", do_get_info, },
[COMMAND_GET_SINK_INPUT_INFO] = { "GET_SINK_INPUT_INFO", do_get_info, },
[COMMAND_GET_SOURCE_OUTPUT_INFO] = { "GET_SOURCE_OUTPUT_INFO", do_get_info, },
[COMMAND_GET_SAMPLE_INFO] = { "GET_SAMPLE_INFO", do_get_sample_info, },
[COMMAND_GET_CARD_INFO] = { "GET_CARD_INFO", do_get_info, },
[COMMAND_SUBSCRIBE] = { "SUBSCRIBE", do_subscribe, },
[COMMAND_GET_SINK_INFO_LIST] = { "GET_SINK_INFO_LIST", do_get_info_list, },
[COMMAND_GET_SOURCE_INFO_LIST] = { "GET_SOURCE_INFO_LIST", do_get_info_list, },
[COMMAND_GET_MODULE_INFO_LIST] = { "GET_MODULE_INFO_LIST", do_get_info_list, },
[COMMAND_GET_CLIENT_INFO_LIST] = { "GET_CLIENT_INFO_LIST", do_get_info_list, },
[COMMAND_GET_SINK_INPUT_INFO_LIST] = { "GET_SINK_INPUT_INFO_LIST", do_get_info_list, },
[COMMAND_GET_SOURCE_OUTPUT_INFO_LIST] = { "GET_SOURCE_OUTPUT_INFO_LIST", do_get_info_list, },
[COMMAND_GET_SAMPLE_INFO_LIST] = { "GET_SAMPLE_INFO_LIST", do_get_sample_info_list, },
[COMMAND_GET_CARD_INFO_LIST] = { "GET_CARD_INFO_LIST", do_get_info_list, },
[COMMAND_SET_SINK_VOLUME] = { "SET_SINK_VOLUME", do_set_volume, },
[COMMAND_SET_SINK_INPUT_VOLUME] = { "SET_SINK_INPUT_VOLUME", do_set_stream_volume, },
[COMMAND_SET_SOURCE_VOLUME] = { "SET_SOURCE_VOLUME", do_set_volume, },
[COMMAND_SET_SINK_MUTE] = { "SET_SINK_MUTE", do_set_mute, },
[COMMAND_SET_SOURCE_MUTE] = { "SET_SOURCE_MUTE", do_set_mute, },
[COMMAND_CORK_PLAYBACK_STREAM] = { "CORK_PLAYBACK_STREAM", do_cork_stream, },
[COMMAND_FLUSH_PLAYBACK_STREAM] = { "FLUSH_PLAYBACK_STREAM", do_flush_trigger_prebuf_stream, },
[COMMAND_TRIGGER_PLAYBACK_STREAM] = { "TRIGGER_PLAYBACK_STREAM", do_flush_trigger_prebuf_stream, },
[COMMAND_PREBUF_PLAYBACK_STREAM] = { "PREBUF_PLAYBACK_STREAM", do_flush_trigger_prebuf_stream, },
[COMMAND_SET_DEFAULT_SINK] = { "SET_DEFAULT_SINK", do_set_default, },
[COMMAND_SET_DEFAULT_SOURCE] = { "SET_DEFAULT_SOURCE", do_set_default, },
[COMMAND_SET_PLAYBACK_STREAM_NAME] = { "SET_PLAYBACK_STREAM_NAME", do_set_stream_name, },
[COMMAND_SET_RECORD_STREAM_NAME] = { "SET_RECORD_STREAM_NAME", do_set_stream_name, },
[COMMAND_KILL_CLIENT] = { "KILL_CLIENT", do_kill, },
[COMMAND_KILL_SINK_INPUT] = { "KILL_SINK_INPUT", do_kill, },
[COMMAND_KILL_SOURCE_OUTPUT] = { "KILL_SOURCE_OUTPUT", do_kill, },
[COMMAND_LOAD_MODULE] = { "LOAD_MODULE", do_load_module, },
[COMMAND_UNLOAD_MODULE] = { "UNLOAD_MODULE", do_unload_module, },
/* Obsolete */
[COMMAND_ADD_AUTOLOAD___OBSOLETE] = { "ADD_AUTOLOAD___OBSOLETE", do_error_access, },
[COMMAND_REMOVE_AUTOLOAD___OBSOLETE] = { "REMOVE_AUTOLOAD___OBSOLETE", do_error_access, },
[COMMAND_GET_AUTOLOAD_INFO___OBSOLETE] = { "GET_AUTOLOAD_INFO___OBSOLETE", do_error_access, },
[COMMAND_GET_AUTOLOAD_INFO_LIST___OBSOLETE] = { "GET_AUTOLOAD_INFO_LIST___OBSOLETE", do_error_access, },
[COMMAND_GET_RECORD_LATENCY] = { "GET_RECORD_LATENCY", do_get_record_latency, },
[COMMAND_CORK_RECORD_STREAM] = { "CORK_RECORD_STREAM", do_cork_stream, },
[COMMAND_FLUSH_RECORD_STREAM] = { "FLUSH_RECORD_STREAM", do_flush_trigger_prebuf_stream, },
/* SERVER->CLIENT */
[COMMAND_REQUEST] = { "REQUEST", },
[COMMAND_OVERFLOW] = { "OVERFLOW", },
[COMMAND_UNDERFLOW] = { "UNDERFLOW", },
[COMMAND_PLAYBACK_STREAM_KILLED] = { "PLAYBACK_STREAM_KILLED", },
[COMMAND_RECORD_STREAM_KILLED] = { "RECORD_STREAM_KILLED", },
[COMMAND_SUBSCRIBE_EVENT] = { "SUBSCRIBE_EVENT", },
/* A few more client->server commands */
/* Supported since protocol v10 (0.9.5) */
[COMMAND_MOVE_SINK_INPUT] = { "MOVE_SINK_INPUT", do_move_stream, },
[COMMAND_MOVE_SOURCE_OUTPUT] = { "MOVE_SOURCE_OUTPUT", do_move_stream, },
/* Supported since protocol v11 (0.9.7) */
[COMMAND_SET_SINK_INPUT_MUTE] = { "SET_SINK_INPUT_MUTE", do_set_stream_mute, },
[COMMAND_SUSPEND_SINK] = { "SUSPEND_SINK", do_suspend, },
[COMMAND_SUSPEND_SOURCE] = { "SUSPEND_SOURCE", do_suspend, },
/* Supported since protocol v12 (0.9.8) */
[COMMAND_SET_PLAYBACK_STREAM_BUFFER_ATTR] = { "SET_PLAYBACK_STREAM_BUFFER_ATTR", do_set_stream_buffer_attr, },
[COMMAND_SET_RECORD_STREAM_BUFFER_ATTR] = { "SET_RECORD_STREAM_BUFFER_ATTR", do_set_stream_buffer_attr, },
[COMMAND_UPDATE_PLAYBACK_STREAM_SAMPLE_RATE] = { "UPDATE_PLAYBACK_STREAM_SAMPLE_RATE", do_update_stream_sample_rate, },
[COMMAND_UPDATE_RECORD_STREAM_SAMPLE_RATE] = { "UPDATE_RECORD_STREAM_SAMPLE_RATE", do_update_stream_sample_rate, },
/* SERVER->CLIENT */
[COMMAND_PLAYBACK_STREAM_SUSPENDED] = { "PLAYBACK_STREAM_SUSPENDED", },
[COMMAND_RECORD_STREAM_SUSPENDED] = { "RECORD_STREAM_SUSPENDED", },
[COMMAND_PLAYBACK_STREAM_MOVED] = { "PLAYBACK_STREAM_MOVED", },
[COMMAND_RECORD_STREAM_MOVED] = { "RECORD_STREAM_MOVED", },
/* Supported since protocol v13 (0.9.11) */
[COMMAND_UPDATE_RECORD_STREAM_PROPLIST] = { "UPDATE_RECORD_STREAM_PROPLIST", do_update_proplist, },
[COMMAND_UPDATE_PLAYBACK_STREAM_PROPLIST] = { "UPDATE_PLAYBACK_STREAM_PROPLIST", do_update_proplist, },
[COMMAND_UPDATE_CLIENT_PROPLIST] = { "UPDATE_CLIENT_PROPLIST", do_update_proplist, },
[COMMAND_REMOVE_RECORD_STREAM_PROPLIST] = { "REMOVE_RECORD_STREAM_PROPLIST", do_remove_proplist, },
[COMMAND_REMOVE_PLAYBACK_STREAM_PROPLIST] = { "REMOVE_PLAYBACK_STREAM_PROPLIST", do_remove_proplist, },
[COMMAND_REMOVE_CLIENT_PROPLIST] = { "REMOVE_CLIENT_PROPLIST", do_remove_proplist, },
/* SERVER->CLIENT */
[COMMAND_STARTED] = { "STARTED", },
/* Supported since protocol v14 (0.9.12) */
[COMMAND_EXTENSION] = { "EXTENSION", do_extension, },
/* Supported since protocol v15 (0.9.15) */
[COMMAND_SET_CARD_PROFILE] = { "SET_CARD_PROFILE", do_set_profile, },
/* SERVER->CLIENT */
[COMMAND_CLIENT_EVENT] = { "CLIENT_EVENT", },
[COMMAND_PLAYBACK_STREAM_EVENT] = { "PLAYBACK_STREAM_EVENT", },
[COMMAND_RECORD_STREAM_EVENT] = { "RECORD_STREAM_EVENT", },
/* SERVER->CLIENT */
[COMMAND_PLAYBACK_BUFFER_ATTR_CHANGED] = { "PLAYBACK_BUFFER_ATTR_CHANGED", },
[COMMAND_RECORD_BUFFER_ATTR_CHANGED] = { "RECORD_BUFFER_ATTR_CHANGED", },
/* Supported since protocol v16 (0.9.16) */
[COMMAND_SET_SINK_PORT] = { "SET_SINK_PORT", do_set_port, },
[COMMAND_SET_SOURCE_PORT] = { "SET_SOURCE_PORT", do_set_port, },
/* Supported since protocol v22 (1.0) */
[COMMAND_SET_SOURCE_OUTPUT_VOLUME] = { "SET_SOURCE_OUTPUT_VOLUME", do_set_stream_volume, },
[COMMAND_SET_SOURCE_OUTPUT_MUTE] = { "SET_SOURCE_OUTPUT_MUTE", do_set_stream_mute, },
/* Supported since protocol v27 (3.0) */
[COMMAND_SET_PORT_LATENCY_OFFSET] = { "SET_PORT_LATENCY_OFFSET", do_set_port_latency_offset, },
/* Supported since protocol v30 (6.0) */
/* BOTH DIRECTIONS */
[COMMAND_ENABLE_SRBCHANNEL] = { "ENABLE_SRBCHANNEL", do_error_access, },
[COMMAND_DISABLE_SRBCHANNEL] = { "DISABLE_SRBCHANNEL", do_error_access, },
/* Supported since protocol v31 (9.0)
* BOTH DIRECTIONS */
[COMMAND_REGISTER_MEMFD_SHMID] = { "REGISTER_MEMFD_SHMID", do_error_access, },
/* Supported since protocol v35 (15.0) */
[COMMAND_SEND_OBJECT_MESSAGE] = { "SEND_OBJECT_MESSAGE", do_send_object_message, },
};
static int impl_free_sample(void *item, void *data)
{
struct sample *s = item;
sample_free(s);
return 0;
}
static int impl_free_module(void *item, void *data)
{
struct module *m = item;
module_free(m);
return 0;
}
static void impl_free(struct impl *impl)
{
struct server *s;
struct client *c;
struct message *msg;
if (impl->dbus_name)
dbus_release_name(impl->dbus_name);
spa_list_consume(msg, &impl->free_messages, link)
message_free(impl, msg, true, true);
if (impl->context != NULL)
spa_hook_remove(&impl->context_listener);
spa_list_consume(c, &impl->cleanup_clients, link)
client_free(c);
spa_list_consume(s, &impl->servers, link)
server_free(s);
pw_map_for_each(&impl->samples, impl_free_sample, impl);
pw_map_clear(&impl->samples);
pw_map_for_each(&impl->modules, impl_free_module, impl);
pw_map_clear(&impl->modules);
pw_properties_free(impl->props);
free(impl);
}
static void context_destroy(void *data)
{
struct impl *impl = data;
struct server *s;
spa_list_consume(s, &impl->servers, link)
server_free(s);
spa_hook_remove(&impl->context_listener);
impl->context = NULL;
}
static const struct pw_context_events context_events = {
PW_VERSION_CONTEXT_EVENTS,
.destroy = context_destroy,
};
static int parse_frac(struct pw_properties *props, const char *key, const char *def,
struct spa_fraction *res)
{
const char *str;
if (props == NULL ||
(str = pw_properties_get(props, key)) == NULL)
str = def;
if (sscanf(str, "%u/%u", &res->num, &res->denom) != 2 || res->denom == 0)
return -EINVAL;
pw_log_info(NAME": defaults: %s = %u/%u", key, res->num, res->denom);
return 0;
}
static int parse_position(struct pw_properties *props, const char *key, const char *def,
struct channel_map *res)
{
const char *str;
struct spa_json it[2];
char v[256];
if (props == NULL ||
(str = pw_properties_get(props, key)) == NULL)
str = def;
spa_json_init(&it[0], str, strlen(str));
if (spa_json_enter_array(&it[0], &it[1]) <= 0)
spa_json_init(&it[1], str, strlen(str));
res->channels = 0;
while (spa_json_get_string(&it[1], v, sizeof(v)) > 0 &&
res->channels < SPA_AUDIO_MAX_CHANNELS) {
res->map[res->channels++] = channel_name2id(v);
}
pw_log_info(NAME": defaults: %s = %s", key, str);
return 0;
}
static int parse_format(struct pw_properties *props, const char *key, const char *def,
struct sample_spec *res)
{
const char *str;
if (props == NULL ||
(str = pw_properties_get(props, key)) == NULL)
str = def;
res->format = format_name2id(str);
if (res->format == SPA_AUDIO_FORMAT_UNKNOWN) {
pw_log_warn(NAME": unknown format %s, default to %s", str, def);
res->format = format_name2id(def);
}
pw_log_info(NAME": defaults: %s = %s", key, str);
return 0;
}
static void load_defaults(struct defs *def, struct pw_properties *props)
{
parse_frac(props, "pulse.min.req", DEFAULT_MIN_REQ, &def->min_req);
parse_frac(props, "pulse.default.req", DEFAULT_DEFAULT_REQ, &def->default_req);
parse_frac(props, "pulse.min.frag", DEFAULT_MIN_FRAG, &def->min_frag);
parse_frac(props, "pulse.default.frag", DEFAULT_DEFAULT_FRAG, &def->default_frag);
parse_frac(props, "pulse.default.tlength", DEFAULT_DEFAULT_TLENGTH, &def->default_tlength);
parse_frac(props, "pulse.min.quantum", DEFAULT_MIN_QUANTUM, &def->min_quantum);
parse_format(props, "pulse.default.format", DEFAULT_FORMAT, &def->sample_spec);
parse_position(props, "pulse.default.position", DEFAULT_POSITION, &def->channel_map);
def->sample_spec.channels = def->channel_map.channels;
}
struct pw_protocol_pulse *pw_protocol_pulse_new(struct pw_context *context,
struct pw_properties *props, size_t user_data_size)
{
const struct spa_support *support;
struct spa_cpu *cpu;
uint32_t n_support;
struct impl *impl;
const char *str;
int res = 0;
impl = calloc(1, sizeof(*impl) + user_data_size);
if (impl == NULL)
goto error_exit;
if (props == NULL)
props = pw_properties_new(NULL, NULL);
if (props == NULL)
goto error_free;
support = pw_context_get_support(context, &n_support);
cpu = spa_support_find(support, n_support, SPA_TYPE_INTERFACE_CPU);
if ((str = pw_properties_get(props, "vm.overrides")) != NULL) {
if (cpu != NULL && spa_cpu_get_vm_type(cpu) != SPA_CPU_VM_NONE)
pw_properties_update_string(props, str, strlen(str));
pw_properties_set(props, "vm.overrides", NULL);
}
load_defaults(&impl->defs, props);
debug_messages = pw_debug_is_category_enabled("connection");
impl->context = context;
impl->loop = pw_context_get_main_loop(context);
impl->props = props;
impl->work_queue = pw_context_get_work_queue(context);
if (impl->work_queue == NULL)
goto error_free;
spa_list_init(&impl->servers);
impl->rate_limit.interval = 2 * SPA_NSEC_PER_SEC;
impl->rate_limit.burst = 1;
pw_map_init(&impl->samples, 16, 16);
pw_map_init(&impl->modules, 16, 16);
spa_list_init(&impl->cleanup_clients);
spa_list_init(&impl->free_messages);
str = pw_properties_get(props, "server.address");
if (str == NULL) {
pw_properties_setf(props, "server.address",
"[ \"%s-%s\" ]",
PW_PROTOCOL_PULSE_DEFAULT_SERVER,
get_server_name(context));
str = pw_properties_get(props, "server.address");
}
if (str == NULL)
goto error_free;
if ((res = servers_create_and_start(impl, str, NULL)) < 0) {
pw_log_error(NAME" %p: no servers could be started: %s",
impl, spa_strerror(res));
goto error_free;
}
if ((res = create_pid_file()) < 0) {
pw_log_warn(NAME" %p: can't create pid file: %s",
impl, spa_strerror(res));
}
pw_context_add_listener(context, &impl->context_listener,
&context_events, impl);
impl->dbus_name = dbus_request_name(context, "org.pulseaudio.Server");
return (struct pw_protocol_pulse *) impl;
error_free:
free(impl);
error_exit:
pw_properties_free(props);
if (res < 0)
errno = -res;
return NULL;
}
void *pw_protocol_pulse_get_user_data(struct pw_protocol_pulse *pulse)
{
return SPA_PTROFF(pulse, sizeof(struct impl), void);
}
void pw_protocol_pulse_destroy(struct pw_protocol_pulse *pulse)
{
struct impl *impl = (struct impl*)pulse;
impl_free(impl);
}
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