mirror of
https://gitlab.freedesktop.org/pulseaudio/pulseaudio.git
synced 2025-10-29 05:40:23 -04:00
bc97b29447
protocol modifications in the future. git-svn-id: file:///home/lennart/svn/public/pulseaudio/trunk@621 fefdeb5f-60dc-0310-8127-8f9354f1896f
2360 lines
80 KiB
C
2360 lines
80 KiB
C
/* $Id$ */
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/***
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This file is part of polypaudio.
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polypaudio is free software; you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License as published
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by the Free Software Foundation; either version 2 of the License,
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or (at your option) any later version.
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polypaudio is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with polypaudio; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
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USA.
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***/
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#ifdef HAVE_CONFIG_H
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#include <config.h>
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#endif
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#include <string.h>
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#include <stdio.h>
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#include <assert.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <polyp/version.h>
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#include <polypcore/native-common.h>
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#include <polypcore/packet.h>
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#include <polypcore/client.h>
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#include <polypcore/source-output.h>
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#include <polypcore/sink-input.h>
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#include <polypcore/pstream.h>
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#include <polypcore/tagstruct.h>
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#include <polypcore/pdispatch.h>
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#include <polypcore/pstream-util.h>
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#include <polypcore/authkey.h>
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#include <polypcore/namereg.h>
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#include <polypcore/core-scache.h>
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#include <polypcore/xmalloc.h>
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#include <polypcore/util.h>
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#include <polypcore/core-subscribe.h>
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#include <polypcore/log.h>
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#include <polypcore/autoload.h>
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#include <polypcore/authkey-prop.h>
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#include <polypcore/strlist.h>
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#include <polypcore/props.h>
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#include <polypcore/sample-util.h>
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#include <polypcore/llist.h>
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#include "protocol-native.h"
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/* Kick a client if it doesn't authenticate within this time */
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#define AUTH_TIMEOUT 5
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/* Don't accept more connection than this */
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#define MAX_CONNECTIONS 10
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#define MAX_MEMBLOCKQ_LENGTH (4*1024*1024) /* 4MB */
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struct connection;
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struct pa_protocol_native;
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struct record_stream {
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struct connection *connection;
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uint32_t index;
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pa_source_output *source_output;
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pa_memblockq *memblockq;
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size_t fragment_size;
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};
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struct playback_stream {
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int type;
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struct connection *connection;
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uint32_t index;
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pa_sink_input *sink_input;
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pa_memblockq *memblockq;
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size_t requested_bytes;
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int drain_request;
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uint32_t drain_tag;
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uint32_t syncid;
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int underrun;
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/* Sync group members */
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PA_LLIST_FIELDS(struct playback_stream);
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};
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struct upload_stream {
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int type;
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struct connection *connection;
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uint32_t index;
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pa_memchunk memchunk;
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size_t length;
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char *name;
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pa_sample_spec sample_spec;
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pa_channel_map channel_map;
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};
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struct output_stream {
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int type;
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};
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enum {
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UPLOAD_STREAM,
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PLAYBACK_STREAM
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};
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struct connection {
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int authorized;
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uint32_t version;
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pa_protocol_native *protocol;
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pa_client *client;
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pa_pstream *pstream;
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pa_pdispatch *pdispatch;
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pa_idxset *record_streams, *output_streams;
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uint32_t rrobin_index;
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pa_subscription *subscription;
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pa_time_event *auth_timeout_event;
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};
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struct pa_protocol_native {
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pa_module *module;
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int public;
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pa_core *core;
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pa_socket_server *server;
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pa_idxset *connections;
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uint8_t auth_cookie[PA_NATIVE_COOKIE_LENGTH];
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int auth_cookie_in_property;
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#ifdef SCM_CREDENTIALS
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char *auth_group;
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#endif
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};
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static int sink_input_peek_cb(pa_sink_input *i, pa_memchunk *chunk);
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static void sink_input_drop_cb(pa_sink_input *i, const pa_memchunk *chunk, size_t length);
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static void sink_input_kill_cb(pa_sink_input *i);
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static pa_usec_t sink_input_get_latency_cb(pa_sink_input *i);
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static void request_bytes(struct playback_stream*s);
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static void source_output_kill_cb(pa_source_output *o);
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static void source_output_push_cb(pa_source_output *o, const pa_memchunk *chunk);
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static pa_usec_t source_output_get_latency_cb(pa_source_output *o);
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static void command_exit(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
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static void command_create_playback_stream(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
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static void command_drain_playback_stream(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
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static void command_create_record_stream(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
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static void command_delete_stream(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
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static void command_auth(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
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static void command_set_client_name(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
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static void command_lookup(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
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static void command_stat(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
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static void command_get_playback_latency(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
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static void command_get_record_latency(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
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static void command_create_upload_stream(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
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static void command_finish_upload_stream(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
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static void command_play_sample(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
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static void command_remove_sample(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
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static void command_get_info(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
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static void command_get_info_list(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
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static void command_get_server_info(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
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static void command_subscribe(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
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static void command_set_volume(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
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static void command_set_mute(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
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static void command_cork_playback_stream(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
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static void command_flush_playback_stream(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
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static void command_trigger_or_prebuf_playback_stream(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
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static void command_set_default_sink_or_source(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
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static void command_set_stream_name(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
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static void command_kill(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
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static void command_load_module(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
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static void command_unload_module(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
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static void command_add_autoload(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
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static void command_remove_autoload(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
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static void command_get_autoload_info(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
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static void command_get_autoload_info_list(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
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static void command_cork_record_stream(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
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static void command_flush_record_stream(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
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static const pa_pdispatch_cb_t command_table[PA_COMMAND_MAX] = {
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[PA_COMMAND_ERROR] = NULL,
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[PA_COMMAND_TIMEOUT] = NULL,
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[PA_COMMAND_REPLY] = NULL,
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[PA_COMMAND_CREATE_PLAYBACK_STREAM] = command_create_playback_stream,
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[PA_COMMAND_DELETE_PLAYBACK_STREAM] = command_delete_stream,
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[PA_COMMAND_DRAIN_PLAYBACK_STREAM] = command_drain_playback_stream,
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[PA_COMMAND_CREATE_RECORD_STREAM] = command_create_record_stream,
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[PA_COMMAND_DELETE_RECORD_STREAM] = command_delete_stream,
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[PA_COMMAND_AUTH] = command_auth,
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[PA_COMMAND_REQUEST] = NULL,
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[PA_COMMAND_EXIT] = command_exit,
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[PA_COMMAND_SET_CLIENT_NAME] = command_set_client_name,
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[PA_COMMAND_LOOKUP_SINK] = command_lookup,
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[PA_COMMAND_LOOKUP_SOURCE] = command_lookup,
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[PA_COMMAND_STAT] = command_stat,
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[PA_COMMAND_GET_PLAYBACK_LATENCY] = command_get_playback_latency,
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[PA_COMMAND_GET_RECORD_LATENCY] = command_get_record_latency,
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[PA_COMMAND_CREATE_UPLOAD_STREAM] = command_create_upload_stream,
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[PA_COMMAND_DELETE_UPLOAD_STREAM] = command_delete_stream,
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[PA_COMMAND_FINISH_UPLOAD_STREAM] = command_finish_upload_stream,
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[PA_COMMAND_PLAY_SAMPLE] = command_play_sample,
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[PA_COMMAND_REMOVE_SAMPLE] = command_remove_sample,
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[PA_COMMAND_GET_SINK_INFO] = command_get_info,
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[PA_COMMAND_GET_SOURCE_INFO] = command_get_info,
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[PA_COMMAND_GET_CLIENT_INFO] = command_get_info,
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[PA_COMMAND_GET_MODULE_INFO] = command_get_info,
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[PA_COMMAND_GET_SINK_INPUT_INFO] = command_get_info,
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[PA_COMMAND_GET_SOURCE_OUTPUT_INFO] = command_get_info,
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[PA_COMMAND_GET_SAMPLE_INFO] = command_get_info,
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[PA_COMMAND_GET_SINK_INFO_LIST] = command_get_info_list,
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[PA_COMMAND_GET_SOURCE_INFO_LIST] = command_get_info_list,
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[PA_COMMAND_GET_MODULE_INFO_LIST] = command_get_info_list,
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[PA_COMMAND_GET_CLIENT_INFO_LIST] = command_get_info_list,
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[PA_COMMAND_GET_SINK_INPUT_INFO_LIST] = command_get_info_list,
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[PA_COMMAND_GET_SOURCE_OUTPUT_INFO_LIST] = command_get_info_list,
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[PA_COMMAND_GET_SAMPLE_INFO_LIST] = command_get_info_list,
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[PA_COMMAND_GET_SERVER_INFO] = command_get_server_info,
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[PA_COMMAND_SUBSCRIBE] = command_subscribe,
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[PA_COMMAND_SET_SINK_VOLUME] = command_set_volume,
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[PA_COMMAND_SET_SINK_INPUT_VOLUME] = command_set_volume,
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[PA_COMMAND_SET_SOURCE_VOLUME] = command_set_volume,
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[PA_COMMAND_SET_SINK_MUTE] = command_set_mute,
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[PA_COMMAND_SET_SOURCE_MUTE] = command_set_mute,
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[PA_COMMAND_CORK_PLAYBACK_STREAM] = command_cork_playback_stream,
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[PA_COMMAND_FLUSH_PLAYBACK_STREAM] = command_flush_playback_stream,
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[PA_COMMAND_TRIGGER_PLAYBACK_STREAM] = command_trigger_or_prebuf_playback_stream,
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[PA_COMMAND_PREBUF_PLAYBACK_STREAM] = command_trigger_or_prebuf_playback_stream,
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[PA_COMMAND_CORK_RECORD_STREAM] = command_cork_record_stream,
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[PA_COMMAND_FLUSH_RECORD_STREAM] = command_flush_record_stream,
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[PA_COMMAND_SET_DEFAULT_SINK] = command_set_default_sink_or_source,
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[PA_COMMAND_SET_DEFAULT_SOURCE] = command_set_default_sink_or_source,
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[PA_COMMAND_SET_PLAYBACK_STREAM_NAME] = command_set_stream_name,
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[PA_COMMAND_SET_RECORD_STREAM_NAME] = command_set_stream_name,
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[PA_COMMAND_KILL_CLIENT] = command_kill,
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[PA_COMMAND_KILL_SINK_INPUT] = command_kill,
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[PA_COMMAND_KILL_SOURCE_OUTPUT] = command_kill,
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[PA_COMMAND_LOAD_MODULE] = command_load_module,
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[PA_COMMAND_UNLOAD_MODULE] = command_unload_module,
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[PA_COMMAND_GET_AUTOLOAD_INFO] = command_get_autoload_info,
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[PA_COMMAND_GET_AUTOLOAD_INFO_LIST] = command_get_autoload_info_list,
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[PA_COMMAND_ADD_AUTOLOAD] = command_add_autoload,
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[PA_COMMAND_REMOVE_AUTOLOAD] = command_remove_autoload
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};
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/* structure management */
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static struct upload_stream* upload_stream_new(
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struct connection *c,
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const pa_sample_spec *ss,
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const pa_channel_map *map,
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const char *name, size_t length) {
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struct upload_stream *s;
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assert(c && ss && name && length);
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s = pa_xnew(struct upload_stream, 1);
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s->type = UPLOAD_STREAM;
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s->connection = c;
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s->sample_spec = *ss;
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s->channel_map = *map;
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s->name = pa_xstrdup(name);
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s->memchunk.memblock = NULL;
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s->memchunk.index = 0;
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s->memchunk.length = 0;
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s->length = length;
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pa_idxset_put(c->output_streams, s, &s->index);
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return s;
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}
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static void upload_stream_free(struct upload_stream *o) {
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assert(o && o->connection);
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pa_idxset_remove_by_data(o->connection->output_streams, o, NULL);
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pa_xfree(o->name);
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if (o->memchunk.memblock)
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pa_memblock_unref(o->memchunk.memblock);
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pa_xfree(o);
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}
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static struct record_stream* record_stream_new(
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struct connection *c,
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pa_source *source,
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const pa_sample_spec *ss,
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const pa_channel_map *map,
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const char *name,
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size_t maxlength,
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size_t fragment_size) {
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struct record_stream *s;
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pa_source_output *source_output;
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size_t base;
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assert(c && source && ss && name && maxlength);
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if (!(source_output = pa_source_output_new(source, __FILE__, name, ss, map, -1)))
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return NULL;
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s = pa_xnew(struct record_stream, 1);
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s->connection = c;
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s->source_output = source_output;
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s->source_output->push = source_output_push_cb;
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s->source_output->kill = source_output_kill_cb;
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s->source_output->get_latency = source_output_get_latency_cb;
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s->source_output->userdata = s;
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s->source_output->owner = c->protocol->module;
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s->source_output->client = c->client;
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s->memblockq = pa_memblockq_new(
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0,
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maxlength,
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0,
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base = pa_frame_size(ss),
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1,
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0,
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NULL,
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c->protocol->core->memblock_stat);
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assert(s->memblockq);
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s->fragment_size = (fragment_size/base)*base;
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if (!s->fragment_size)
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s->fragment_size = base;
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pa_idxset_put(c->record_streams, s, &s->index);
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return s;
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}
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static void record_stream_free(struct record_stream* r) {
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assert(r && r->connection);
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pa_idxset_remove_by_data(r->connection->record_streams, r, NULL);
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pa_source_output_disconnect(r->source_output);
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pa_source_output_unref(r->source_output);
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pa_memblockq_free(r->memblockq);
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pa_xfree(r);
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}
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static struct playback_stream* playback_stream_new(
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struct connection *c,
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pa_sink *sink,
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const pa_sample_spec *ss,
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const pa_channel_map *map,
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const char *name,
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size_t maxlength,
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size_t tlength,
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size_t prebuf,
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size_t minreq,
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pa_cvolume *volume,
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uint32_t syncid) {
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struct playback_stream *s, *ssync;
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pa_sink_input *sink_input;
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pa_memblock *silence;
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uint32_t idx;
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int64_t start_index;
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assert(c && sink && ss && name && maxlength);
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/* Find syncid group */
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for (ssync = pa_idxset_first(c->output_streams, &idx); ssync; ssync = pa_idxset_next(c->output_streams, &idx)) {
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if (ssync->type != PLAYBACK_STREAM)
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continue;
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if (ssync->syncid == syncid)
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break;
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}
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/* Synced streams must connect to the same sink */
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if (ssync && ssync->sink_input->sink != sink)
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return NULL;
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if (!(sink_input = pa_sink_input_new(sink, __FILE__, name, ss, map, 0, -1)))
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return NULL;
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s = pa_xnew(struct playback_stream, 1);
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s->type = PLAYBACK_STREAM;
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s->connection = c;
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s->syncid = syncid;
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s->sink_input = sink_input;
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s->underrun = 1;
|
|
|
|
s->sink_input->peek = sink_input_peek_cb;
|
|
s->sink_input->drop = sink_input_drop_cb;
|
|
s->sink_input->kill = sink_input_kill_cb;
|
|
s->sink_input->get_latency = sink_input_get_latency_cb;
|
|
s->sink_input->userdata = s;
|
|
s->sink_input->owner = c->protocol->module;
|
|
s->sink_input->client = c->client;
|
|
|
|
if (ssync) {
|
|
/* Sync id found, now find head of list */
|
|
PA_LLIST_FIND_HEAD(struct playback_stream, ssync, &ssync);
|
|
|
|
/* Prepend ourselves */
|
|
PA_LLIST_PREPEND(struct playback_stream, ssync, s);
|
|
|
|
/* Set our start index to the current read index of the other grozp member(s) */
|
|
assert(ssync->next);
|
|
start_index = pa_memblockq_get_read_index(ssync->next->memblockq);
|
|
} else {
|
|
/* This ia a new sync group */
|
|
PA_LLIST_INIT(struct playback_stream, s);
|
|
start_index = 0;
|
|
}
|
|
|
|
silence = pa_silence_memblock_new(ss, 0, c->protocol->core->memblock_stat);
|
|
|
|
s->memblockq = pa_memblockq_new(
|
|
start_index,
|
|
maxlength,
|
|
tlength,
|
|
pa_frame_size(ss),
|
|
prebuf,
|
|
minreq,
|
|
silence,
|
|
c->protocol->core->memblock_stat);
|
|
|
|
pa_memblock_unref(silence);
|
|
|
|
s->requested_bytes = 0;
|
|
s->drain_request = 0;
|
|
|
|
s->sink_input->volume = *volume;
|
|
|
|
pa_idxset_put(c->output_streams, s, &s->index);
|
|
|
|
return s;
|
|
}
|
|
|
|
static void playback_stream_free(struct playback_stream* p) {
|
|
struct playback_stream *head;
|
|
assert(p && p->connection);
|
|
|
|
if (p->drain_request)
|
|
pa_pstream_send_error(p->connection->pstream, p->drain_tag, PA_ERR_NOENTITY);
|
|
|
|
PA_LLIST_FIND_HEAD(struct playback_stream, p, &head);
|
|
PA_LLIST_REMOVE(struct playback_stream, head, p);
|
|
|
|
pa_idxset_remove_by_data(p->connection->output_streams, p, NULL);
|
|
pa_sink_input_disconnect(p->sink_input);
|
|
pa_sink_input_unref(p->sink_input);
|
|
pa_memblockq_free(p->memblockq);
|
|
pa_xfree(p);
|
|
}
|
|
|
|
static void connection_free(struct connection *c) {
|
|
struct record_stream *r;
|
|
struct output_stream *o;
|
|
assert(c && c->protocol);
|
|
|
|
pa_idxset_remove_by_data(c->protocol->connections, c, NULL);
|
|
while ((r = pa_idxset_first(c->record_streams, NULL)))
|
|
record_stream_free(r);
|
|
pa_idxset_free(c->record_streams, NULL, NULL);
|
|
|
|
while ((o = pa_idxset_first(c->output_streams, NULL)))
|
|
if (o->type == PLAYBACK_STREAM)
|
|
playback_stream_free((struct playback_stream*) o);
|
|
else
|
|
upload_stream_free((struct upload_stream*) o);
|
|
pa_idxset_free(c->output_streams, NULL, NULL);
|
|
|
|
pa_pdispatch_unref(c->pdispatch);
|
|
pa_pstream_close(c->pstream);
|
|
pa_pstream_unref(c->pstream);
|
|
pa_client_free(c->client);
|
|
|
|
if (c->subscription)
|
|
pa_subscription_free(c->subscription);
|
|
|
|
if (c->auth_timeout_event)
|
|
c->protocol->core->mainloop->time_free(c->auth_timeout_event);
|
|
|
|
pa_xfree(c);
|
|
}
|
|
|
|
static void request_bytes(struct playback_stream *s) {
|
|
pa_tagstruct *t;
|
|
size_t l;
|
|
assert(s);
|
|
|
|
if (!(l = pa_memblockq_missing(s->memblockq)))
|
|
return;
|
|
|
|
if (l <= s->requested_bytes)
|
|
return;
|
|
|
|
l -= s->requested_bytes;
|
|
|
|
if (l < pa_memblockq_get_minreq(s->memblockq))
|
|
return;
|
|
|
|
s->requested_bytes += l;
|
|
|
|
t = pa_tagstruct_new(NULL, 0);
|
|
assert(t);
|
|
pa_tagstruct_putu32(t, PA_COMMAND_REQUEST);
|
|
pa_tagstruct_putu32(t, (uint32_t) -1); /* tag */
|
|
pa_tagstruct_putu32(t, s->index);
|
|
pa_tagstruct_putu32(t, l);
|
|
pa_pstream_send_tagstruct(s->connection->pstream, t);
|
|
|
|
/* pa_log(__FILE__": Requesting %u bytes", l); */
|
|
}
|
|
|
|
static void send_memblock(struct connection *c) {
|
|
uint32_t start;
|
|
struct record_stream *r;
|
|
|
|
start = PA_IDXSET_INVALID;
|
|
for (;;) {
|
|
pa_memchunk chunk;
|
|
|
|
if (!(r = pa_idxset_rrobin(c->record_streams, &c->rrobin_index)))
|
|
return;
|
|
|
|
if (start == PA_IDXSET_INVALID)
|
|
start = c->rrobin_index;
|
|
else if (start == c->rrobin_index)
|
|
return;
|
|
|
|
if (pa_memblockq_peek(r->memblockq, &chunk) >= 0) {
|
|
pa_memchunk schunk = chunk;
|
|
|
|
if (schunk.length > r->fragment_size)
|
|
schunk.length = r->fragment_size;
|
|
|
|
pa_pstream_send_memblock(c->pstream, r->index, 0, PA_SEEK_RELATIVE, &schunk);
|
|
pa_memblockq_drop(r->memblockq, &chunk, schunk.length);
|
|
pa_memblock_unref(schunk.memblock);
|
|
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
|
|
static void send_playback_stream_killed(struct playback_stream *p) {
|
|
pa_tagstruct *t;
|
|
assert(p);
|
|
|
|
t = pa_tagstruct_new(NULL, 0);
|
|
pa_tagstruct_putu32(t, PA_COMMAND_PLAYBACK_STREAM_KILLED);
|
|
pa_tagstruct_putu32(t, (uint32_t) -1); /* tag */
|
|
pa_tagstruct_putu32(t, p->index);
|
|
pa_pstream_send_tagstruct(p->connection->pstream, t);
|
|
}
|
|
|
|
static void send_record_stream_killed(struct record_stream *r) {
|
|
pa_tagstruct *t;
|
|
assert(r);
|
|
|
|
t = pa_tagstruct_new(NULL, 0);
|
|
pa_tagstruct_putu32(t, PA_COMMAND_RECORD_STREAM_KILLED);
|
|
pa_tagstruct_putu32(t, (uint32_t) -1); /* tag */
|
|
pa_tagstruct_putu32(t, r->index);
|
|
pa_pstream_send_tagstruct(r->connection->pstream, t);
|
|
}
|
|
|
|
/*** sinkinput callbacks ***/
|
|
|
|
static int sink_input_peek_cb(pa_sink_input *i, pa_memchunk *chunk) {
|
|
struct playback_stream *s;
|
|
assert(i && i->userdata && chunk);
|
|
s = i->userdata;
|
|
|
|
if (pa_memblockq_get_length(s->memblockq) <= 0 && !s->underrun) {
|
|
pa_tagstruct *t;
|
|
|
|
/* Report that we're empty */
|
|
|
|
t = pa_tagstruct_new(NULL, 0);
|
|
pa_tagstruct_putu32(t, PA_COMMAND_UNDERFLOW);
|
|
pa_tagstruct_putu32(t, (uint32_t) -1); /* tag */
|
|
pa_tagstruct_putu32(t, s->index);
|
|
pa_pstream_send_tagstruct(s->connection->pstream, t);
|
|
|
|
s->underrun = 1;
|
|
}
|
|
|
|
if (pa_memblockq_peek(s->memblockq, chunk) < 0) {
|
|
/* pa_log(__FILE__": peek: failure"); */
|
|
return -1;
|
|
}
|
|
|
|
/* pa_log(__FILE__": peek: %u", chunk->length); */
|
|
|
|
return 0;
|
|
}
|
|
|
|
static void sink_input_drop_cb(pa_sink_input *i, const pa_memchunk *chunk, size_t length) {
|
|
struct playback_stream *s;
|
|
assert(i && i->userdata && length);
|
|
s = i->userdata;
|
|
|
|
pa_memblockq_drop(s->memblockq, chunk, length);
|
|
|
|
request_bytes(s);
|
|
|
|
if (s->drain_request && !pa_memblockq_is_readable(s->memblockq)) {
|
|
pa_pstream_send_simple_ack(s->connection->pstream, s->drain_tag);
|
|
s->drain_request = 0;
|
|
}
|
|
|
|
/* pa_log(__FILE__": after_drop: %u %u", pa_memblockq_get_length(s->memblockq), pa_memblockq_is_readable(s->memblockq)); */
|
|
}
|
|
|
|
static void sink_input_kill_cb(pa_sink_input *i) {
|
|
assert(i && i->userdata);
|
|
send_playback_stream_killed((struct playback_stream *) i->userdata);
|
|
playback_stream_free((struct playback_stream *) i->userdata);
|
|
}
|
|
|
|
static pa_usec_t sink_input_get_latency_cb(pa_sink_input *i) {
|
|
struct playback_stream *s;
|
|
assert(i && i->userdata);
|
|
s = i->userdata;
|
|
|
|
/*pa_log(__FILE__": get_latency: %u", pa_memblockq_get_length(s->memblockq));*/
|
|
|
|
return pa_bytes_to_usec(pa_memblockq_get_length(s->memblockq), &s->sink_input->sample_spec);
|
|
}
|
|
|
|
/*** source_output callbacks ***/
|
|
|
|
static void source_output_push_cb(pa_source_output *o, const pa_memchunk *chunk) {
|
|
struct record_stream *s;
|
|
assert(o && o->userdata && chunk);
|
|
s = o->userdata;
|
|
|
|
if (pa_memblockq_push_align(s->memblockq, chunk) < 0) {
|
|
pa_log_warn(__FILE__": Failed to push data into output queue.");
|
|
return;
|
|
}
|
|
|
|
if (!pa_pstream_is_pending(s->connection->pstream))
|
|
send_memblock(s->connection);
|
|
}
|
|
|
|
static void source_output_kill_cb(pa_source_output *o) {
|
|
assert(o && o->userdata);
|
|
send_record_stream_killed((struct record_stream *) o->userdata);
|
|
record_stream_free((struct record_stream *) o->userdata);
|
|
}
|
|
|
|
static pa_usec_t source_output_get_latency_cb(pa_source_output *o) {
|
|
struct record_stream *s;
|
|
assert(o && o->userdata);
|
|
s = o->userdata;
|
|
|
|
/*pa_log(__FILE__": get_latency: %u", pa_memblockq_get_length(s->memblockq));*/
|
|
|
|
return pa_bytes_to_usec(pa_memblockq_get_length(s->memblockq), &o->sample_spec);
|
|
}
|
|
|
|
/*** pdispatch callbacks ***/
|
|
|
|
static void protocol_error(struct connection *c) {
|
|
pa_log(__FILE__": protocol error, kicking client");
|
|
connection_free(c);
|
|
}
|
|
|
|
#define CHECK_VALIDITY(pstream, expression, tag, error) do { \
|
|
if (!(expression)) { \
|
|
pa_pstream_send_error((pstream), (tag), (error)); \
|
|
return; \
|
|
} \
|
|
} while(0);
|
|
|
|
static pa_tagstruct *reply_new(uint32_t tag) {
|
|
pa_tagstruct *reply;
|
|
|
|
reply = pa_tagstruct_new(NULL, 0);
|
|
pa_tagstruct_putu32(reply, PA_COMMAND_REPLY);
|
|
pa_tagstruct_putu32(reply, tag);
|
|
return reply;
|
|
}
|
|
|
|
static void command_create_playback_stream(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_UNUSED uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
|
|
struct connection *c = userdata;
|
|
struct playback_stream *s;
|
|
size_t maxlength, tlength, prebuf, minreq;
|
|
uint32_t sink_index, syncid;
|
|
const char *name, *sink_name;
|
|
pa_sample_spec ss;
|
|
pa_channel_map map;
|
|
pa_tagstruct *reply;
|
|
pa_sink *sink;
|
|
pa_cvolume volume;
|
|
int corked;
|
|
|
|
assert(c && t && c->protocol && c->protocol->core);
|
|
|
|
if (pa_tagstruct_get(
|
|
t,
|
|
PA_TAG_STRING, &name,
|
|
PA_TAG_SAMPLE_SPEC, &ss,
|
|
PA_TAG_CHANNEL_MAP, &map,
|
|
PA_TAG_U32, &sink_index,
|
|
PA_TAG_STRING, &sink_name,
|
|
PA_TAG_U32, &maxlength,
|
|
PA_TAG_BOOLEAN, &corked,
|
|
PA_TAG_U32, &tlength,
|
|
PA_TAG_U32, &prebuf,
|
|
PA_TAG_U32, &minreq,
|
|
PA_TAG_U32, &syncid,
|
|
PA_TAG_CVOLUME, &volume,
|
|
PA_TAG_INVALID) < 0 ||
|
|
!pa_tagstruct_eof(t) ||
|
|
!name) {
|
|
protocol_error(c);
|
|
return;
|
|
}
|
|
|
|
CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS);
|
|
CHECK_VALIDITY(c->pstream, name, tag, PA_ERR_ACCESS);
|
|
CHECK_VALIDITY(c->pstream, sink_index != PA_INVALID_INDEX || !sink_name || *sink_name, tag, PA_ERR_INVALID);
|
|
CHECK_VALIDITY(c->pstream, map.channels == ss.channels && volume.channels == ss.channels, tag, PA_ERR_INVALID);
|
|
CHECK_VALIDITY(c->pstream, maxlength <= MAX_MEMBLOCKQ_LENGTH, tag, PA_ERR_INVALID);
|
|
|
|
if (sink_index != PA_INVALID_INDEX)
|
|
sink = pa_idxset_get_by_index(c->protocol->core->sinks, sink_index);
|
|
else
|
|
sink = pa_namereg_get(c->protocol->core, sink_name, PA_NAMEREG_SINK, 1);
|
|
|
|
CHECK_VALIDITY(c->pstream, sink, tag, PA_ERR_NOENTITY);
|
|
|
|
s = playback_stream_new(c, sink, &ss, &map, name, maxlength, tlength, prebuf, minreq, &volume, syncid);
|
|
CHECK_VALIDITY(c->pstream, s, tag, PA_ERR_INVALID);
|
|
|
|
pa_sink_input_cork(s->sink_input, corked);
|
|
|
|
reply = reply_new(tag);
|
|
pa_tagstruct_putu32(reply, s->index);
|
|
assert(s->sink_input);
|
|
pa_tagstruct_putu32(reply, s->sink_input->index);
|
|
pa_tagstruct_putu32(reply, s->requested_bytes = pa_memblockq_missing(s->memblockq));
|
|
pa_pstream_send_tagstruct(c->pstream, reply);
|
|
request_bytes(s);
|
|
}
|
|
|
|
static void command_delete_stream(PA_GCC_UNUSED pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
|
|
struct connection *c = userdata;
|
|
uint32_t channel;
|
|
assert(c && t);
|
|
|
|
if (pa_tagstruct_getu32(t, &channel) < 0 ||
|
|
!pa_tagstruct_eof(t)) {
|
|
protocol_error(c);
|
|
return;
|
|
}
|
|
|
|
CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS);
|
|
|
|
if (command == PA_COMMAND_DELETE_PLAYBACK_STREAM) {
|
|
struct playback_stream *s;
|
|
if (!(s = pa_idxset_get_by_index(c->output_streams, channel)) || (s->type != PLAYBACK_STREAM)) {
|
|
pa_pstream_send_error(c->pstream, tag, PA_ERR_EXIST);
|
|
return;
|
|
}
|
|
|
|
playback_stream_free(s);
|
|
} else if (command == PA_COMMAND_DELETE_RECORD_STREAM) {
|
|
struct record_stream *s;
|
|
if (!(s = pa_idxset_get_by_index(c->record_streams, channel))) {
|
|
pa_pstream_send_error(c->pstream, tag, PA_ERR_EXIST);
|
|
return;
|
|
}
|
|
|
|
record_stream_free(s);
|
|
} else {
|
|
struct upload_stream *s;
|
|
assert(command == PA_COMMAND_DELETE_UPLOAD_STREAM);
|
|
if (!(s = pa_idxset_get_by_index(c->output_streams, channel)) || (s->type != UPLOAD_STREAM)) {
|
|
pa_pstream_send_error(c->pstream, tag, PA_ERR_EXIST);
|
|
return;
|
|
}
|
|
|
|
upload_stream_free(s);
|
|
}
|
|
|
|
pa_pstream_send_simple_ack(c->pstream, tag);
|
|
}
|
|
|
|
static void command_create_record_stream(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_UNUSED uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
|
|
struct connection *c = userdata;
|
|
struct record_stream *s;
|
|
uint32_t maxlength, fragment_size;
|
|
uint32_t source_index;
|
|
const char *name, *source_name;
|
|
pa_sample_spec ss;
|
|
pa_channel_map map;
|
|
pa_tagstruct *reply;
|
|
pa_source *source;
|
|
int corked;
|
|
assert(c && t && c->protocol && c->protocol->core);
|
|
|
|
if (pa_tagstruct_gets(t, &name) < 0 ||
|
|
pa_tagstruct_get_sample_spec(t, &ss) < 0 ||
|
|
pa_tagstruct_get_channel_map(t, &map) < 0 ||
|
|
pa_tagstruct_getu32(t, &source_index) < 0 ||
|
|
pa_tagstruct_gets(t, &source_name) < 0 ||
|
|
pa_tagstruct_getu32(t, &maxlength) < 0 ||
|
|
pa_tagstruct_get_boolean(t, &corked) < 0 ||
|
|
pa_tagstruct_getu32(t, &fragment_size) < 0 ||
|
|
!pa_tagstruct_eof(t)) {
|
|
protocol_error(c);
|
|
return;
|
|
}
|
|
|
|
CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS);
|
|
CHECK_VALIDITY(c->pstream, name, tag, PA_ERR_INVALID);
|
|
CHECK_VALIDITY(c->pstream, source_index != PA_INVALID_INDEX || !source_name || *source_name, tag, PA_ERR_INVALID);
|
|
CHECK_VALIDITY(c->pstream, map.channels == ss.channels, tag, PA_ERR_INVALID);
|
|
CHECK_VALIDITY(c->pstream, maxlength <= MAX_MEMBLOCKQ_LENGTH, tag, PA_ERR_INVALID);
|
|
|
|
if (source_index != PA_INVALID_INDEX)
|
|
source = pa_idxset_get_by_index(c->protocol->core->sources, source_index);
|
|
else
|
|
source = pa_namereg_get(c->protocol->core, source_name, PA_NAMEREG_SOURCE, 1);
|
|
|
|
CHECK_VALIDITY(c->pstream, source, tag, PA_ERR_NOENTITY);
|
|
|
|
s = record_stream_new(c, source, &ss, &map, name, maxlength, fragment_size);
|
|
CHECK_VALIDITY(c->pstream, s, tag, PA_ERR_INVALID);
|
|
|
|
pa_source_output_cork(s->source_output, corked);
|
|
|
|
reply = reply_new(tag);
|
|
pa_tagstruct_putu32(reply, s->index);
|
|
assert(s->source_output);
|
|
pa_tagstruct_putu32(reply, s->source_output->index);
|
|
pa_pstream_send_tagstruct(c->pstream, reply);
|
|
}
|
|
|
|
static void command_exit(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_UNUSED uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
|
|
struct connection *c = userdata;
|
|
assert(c && t);
|
|
|
|
if (!pa_tagstruct_eof(t)) {
|
|
protocol_error(c);
|
|
return;
|
|
}
|
|
|
|
CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS);
|
|
|
|
assert(c->protocol && c->protocol->core && c->protocol->core->mainloop);
|
|
c->protocol->core->mainloop->quit(c->protocol->core->mainloop, 0);
|
|
pa_pstream_send_simple_ack(c->pstream, tag); /* nonsense */
|
|
}
|
|
|
|
static void command_auth(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_UNUSED uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
|
|
struct connection *c = userdata;
|
|
const void*cookie;
|
|
pa_tagstruct *reply;
|
|
assert(c && t);
|
|
|
|
if (pa_tagstruct_getu32(t, &c->version) < 0 ||
|
|
pa_tagstruct_get_arbitrary(t, &cookie, PA_NATIVE_COOKIE_LENGTH) < 0 ||
|
|
!pa_tagstruct_eof(t)) {
|
|
protocol_error(c);
|
|
return;
|
|
}
|
|
|
|
/* Minimum supported version */
|
|
if (c->version < 8) {
|
|
pa_pstream_send_error(c->pstream, tag, PA_ERR_VERSION);
|
|
return;
|
|
}
|
|
|
|
if (!c->authorized) {
|
|
int success = 0;
|
|
|
|
#ifdef SCM_CREDENTIALS
|
|
const struct ucred *ucred = pa_pdispatch_creds(pd);
|
|
|
|
if (ucred) {
|
|
if (ucred->uid == getuid())
|
|
success = 1;
|
|
else if (c->protocol->auth_group) {
|
|
int r;
|
|
|
|
if ((r = pa_uid_in_group(ucred->uid, c->protocol->auth_group)) < 0)
|
|
pa_log_warn(__FILE__": failed to check group membership.");
|
|
else if (r > 0)
|
|
success = 1;
|
|
}
|
|
|
|
pa_log_info(__FILE__": Got credentials: pid=%lu uid=%lu gid=%lu auth=%i",
|
|
(unsigned long) ucred->pid,
|
|
(unsigned long) ucred->uid,
|
|
(unsigned long) ucred->gid,
|
|
success);
|
|
}
|
|
#endif
|
|
|
|
if (memcmp(c->protocol->auth_cookie, cookie, PA_NATIVE_COOKIE_LENGTH) == 0)
|
|
success = 1;
|
|
|
|
if (!success) {
|
|
pa_log_warn(__FILE__": Denied access to client with invalid authorization data.");
|
|
pa_pstream_send_error(c->pstream, tag, PA_ERR_ACCESS);
|
|
return;
|
|
}
|
|
|
|
c->authorized = 1;
|
|
if (c->auth_timeout_event) {
|
|
c->protocol->core->mainloop->time_free(c->auth_timeout_event);
|
|
c->auth_timeout_event = NULL;
|
|
}
|
|
}
|
|
|
|
reply = reply_new(tag);
|
|
pa_tagstruct_putu32(reply, PA_PROTOCOL_VERSION);
|
|
pa_pstream_send_tagstruct(c->pstream, reply);
|
|
}
|
|
|
|
static void command_set_client_name(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_UNUSED uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
|
|
struct connection *c = userdata;
|
|
const char *name;
|
|
assert(c && t);
|
|
|
|
if (pa_tagstruct_gets(t, &name) < 0 ||
|
|
!pa_tagstruct_eof(t)) {
|
|
protocol_error(c);
|
|
return;
|
|
}
|
|
|
|
CHECK_VALIDITY(c->pstream, name, tag, PA_ERR_INVALID);
|
|
|
|
pa_client_set_name(c->client, name);
|
|
pa_pstream_send_simple_ack(c->pstream, tag);
|
|
}
|
|
|
|
static void command_lookup(PA_GCC_UNUSED pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
|
|
struct connection *c = userdata;
|
|
const char *name;
|
|
uint32_t idx = PA_IDXSET_INVALID;
|
|
assert(c && t);
|
|
|
|
if (pa_tagstruct_gets(t, &name) < 0 ||
|
|
!pa_tagstruct_eof(t)) {
|
|
protocol_error(c);
|
|
return;
|
|
}
|
|
|
|
CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS);
|
|
CHECK_VALIDITY(c->pstream, name && *name, tag, PA_ERR_INVALID);
|
|
|
|
if (command == PA_COMMAND_LOOKUP_SINK) {
|
|
pa_sink *sink;
|
|
if ((sink = pa_namereg_get(c->protocol->core, name, PA_NAMEREG_SINK, 1)))
|
|
idx = sink->index;
|
|
} else {
|
|
pa_source *source;
|
|
assert(command == PA_COMMAND_LOOKUP_SOURCE);
|
|
if ((source = pa_namereg_get(c->protocol->core, name, PA_NAMEREG_SOURCE, 1)))
|
|
idx = source->index;
|
|
}
|
|
|
|
if (idx == PA_IDXSET_INVALID)
|
|
pa_pstream_send_error(c->pstream, tag, PA_ERR_NOENTITY);
|
|
else {
|
|
pa_tagstruct *reply;
|
|
reply = reply_new(tag);
|
|
pa_tagstruct_putu32(reply, idx);
|
|
pa_pstream_send_tagstruct(c->pstream, reply);
|
|
}
|
|
}
|
|
|
|
static void command_drain_playback_stream(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_UNUSED uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
|
|
struct connection *c = userdata;
|
|
uint32_t idx;
|
|
struct playback_stream *s;
|
|
assert(c && t);
|
|
|
|
if (pa_tagstruct_getu32(t, &idx) < 0 ||
|
|
!pa_tagstruct_eof(t)) {
|
|
protocol_error(c);
|
|
return;
|
|
}
|
|
|
|
CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS);
|
|
s = pa_idxset_get_by_index(c->output_streams, idx);
|
|
CHECK_VALIDITY(c->pstream, s, tag, PA_ERR_NOENTITY);
|
|
CHECK_VALIDITY(c->pstream, s->type == PLAYBACK_STREAM, tag, PA_ERR_NOENTITY);
|
|
|
|
s->drain_request = 0;
|
|
|
|
pa_memblockq_prebuf_disable(s->memblockq);
|
|
|
|
if (!pa_memblockq_is_readable(s->memblockq)) {
|
|
/* pa_log("immediate drain: %u", pa_memblockq_get_length(s->memblockq)); */
|
|
pa_pstream_send_simple_ack(c->pstream, tag);
|
|
} else {
|
|
/* pa_log("slow drain triggered"); */
|
|
s->drain_request = 1;
|
|
s->drain_tag = tag;
|
|
|
|
pa_sink_notify(s->sink_input->sink);
|
|
}
|
|
}
|
|
|
|
static void command_stat(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_UNUSED uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
|
|
struct connection *c = userdata;
|
|
pa_tagstruct *reply;
|
|
assert(c && t);
|
|
|
|
if (!pa_tagstruct_eof(t)) {
|
|
protocol_error(c);
|
|
return;
|
|
}
|
|
|
|
CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS);
|
|
|
|
reply = reply_new(tag);
|
|
pa_tagstruct_putu32(reply, c->protocol->core->memblock_stat->total);
|
|
pa_tagstruct_putu32(reply, c->protocol->core->memblock_stat->total_size);
|
|
pa_tagstruct_putu32(reply, c->protocol->core->memblock_stat->allocated);
|
|
pa_tagstruct_putu32(reply, c->protocol->core->memblock_stat->allocated_size);
|
|
pa_tagstruct_putu32(reply, pa_scache_total_size(c->protocol->core));
|
|
pa_pstream_send_tagstruct(c->pstream, reply);
|
|
}
|
|
|
|
static void command_get_playback_latency(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_UNUSED uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
|
|
struct connection *c = userdata;
|
|
pa_tagstruct *reply;
|
|
struct playback_stream *s;
|
|
struct timeval tv, now;
|
|
uint32_t idx;
|
|
assert(c && t);
|
|
|
|
if (pa_tagstruct_getu32(t, &idx) < 0 ||
|
|
pa_tagstruct_get_timeval(t, &tv) < 0 ||
|
|
!pa_tagstruct_eof(t)) {
|
|
protocol_error(c);
|
|
return;
|
|
}
|
|
|
|
CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS);
|
|
s = pa_idxset_get_by_index(c->output_streams, idx);
|
|
CHECK_VALIDITY(c->pstream, s, tag, PA_ERR_NOENTITY);
|
|
CHECK_VALIDITY(c->pstream, s->type == PLAYBACK_STREAM, tag, PA_ERR_NOENTITY);
|
|
|
|
reply = reply_new(tag);
|
|
pa_tagstruct_put_usec(reply, pa_sink_input_get_latency(s->sink_input));
|
|
pa_tagstruct_put_usec(reply, pa_sink_get_latency(s->sink_input->sink));
|
|
pa_tagstruct_put_usec(reply, 0);
|
|
pa_tagstruct_put_boolean(reply, pa_memblockq_is_readable(s->memblockq));
|
|
pa_tagstruct_putu32(reply, pa_memblockq_get_length(s->memblockq));
|
|
pa_tagstruct_put_timeval(reply, &tv);
|
|
pa_gettimeofday(&now);
|
|
pa_tagstruct_put_timeval(reply, &now);
|
|
pa_tagstruct_puts64(reply, pa_memblockq_get_write_index(s->memblockq));
|
|
pa_tagstruct_puts64(reply, pa_memblockq_get_read_index(s->memblockq));
|
|
pa_pstream_send_tagstruct(c->pstream, reply);
|
|
}
|
|
|
|
static void command_get_record_latency(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_UNUSED uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
|
|
struct connection *c = userdata;
|
|
pa_tagstruct *reply;
|
|
struct record_stream *s;
|
|
struct timeval tv, now;
|
|
uint32_t idx;
|
|
assert(c && t);
|
|
|
|
if (pa_tagstruct_getu32(t, &idx) < 0 ||
|
|
pa_tagstruct_get_timeval(t, &tv) < 0 ||
|
|
!pa_tagstruct_eof(t)) {
|
|
protocol_error(c);
|
|
return;
|
|
}
|
|
|
|
CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS);
|
|
s = pa_idxset_get_by_index(c->record_streams, idx);
|
|
CHECK_VALIDITY(c->pstream, s, tag, PA_ERR_NOENTITY);
|
|
|
|
reply = reply_new(tag);
|
|
pa_tagstruct_put_usec(reply, pa_source_output_get_latency(s->source_output));
|
|
pa_tagstruct_put_usec(reply, s->source_output->source->monitor_of ? pa_sink_get_latency(s->source_output->source->monitor_of) : 0);
|
|
pa_tagstruct_put_usec(reply, pa_source_get_latency(s->source_output->source));
|
|
pa_tagstruct_put_boolean(reply, 0);
|
|
pa_tagstruct_putu32(reply, pa_memblockq_get_length(s->memblockq));
|
|
pa_tagstruct_put_timeval(reply, &tv);
|
|
pa_gettimeofday(&now);
|
|
pa_tagstruct_put_timeval(reply, &now);
|
|
pa_tagstruct_puts64(reply, pa_memblockq_get_write_index(s->memblockq));
|
|
pa_tagstruct_puts64(reply, pa_memblockq_get_read_index(s->memblockq));
|
|
pa_pstream_send_tagstruct(c->pstream, reply);
|
|
}
|
|
|
|
static void command_create_upload_stream(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_UNUSED uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
|
|
struct connection *c = userdata;
|
|
struct upload_stream *s;
|
|
uint32_t length;
|
|
const char *name;
|
|
pa_sample_spec ss;
|
|
pa_channel_map map;
|
|
pa_tagstruct *reply;
|
|
assert(c && t && c->protocol && c->protocol->core);
|
|
|
|
if (pa_tagstruct_gets(t, &name) < 0 ||
|
|
pa_tagstruct_get_sample_spec(t, &ss) < 0 ||
|
|
pa_tagstruct_get_channel_map(t, &map) < 0 ||
|
|
pa_tagstruct_getu32(t, &length) < 0 ||
|
|
!pa_tagstruct_eof(t)) {
|
|
protocol_error(c);
|
|
return;
|
|
}
|
|
|
|
CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS);
|
|
CHECK_VALIDITY(c->pstream, (length % pa_frame_size(&ss)) == 0 && length > 0, tag, PA_ERR_INVALID);
|
|
CHECK_VALIDITY(c->pstream, name && *name, tag, PA_ERR_INVALID);
|
|
|
|
s = upload_stream_new(c, &ss, &map, name, length);
|
|
CHECK_VALIDITY(c->pstream, s, tag, PA_ERR_INVALID);
|
|
|
|
reply = reply_new(tag);
|
|
pa_tagstruct_putu32(reply, s->index);
|
|
pa_tagstruct_putu32(reply, length);
|
|
pa_pstream_send_tagstruct(c->pstream, reply);
|
|
}
|
|
|
|
static void command_finish_upload_stream(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_UNUSED uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
|
|
struct connection *c = userdata;
|
|
uint32_t channel;
|
|
struct upload_stream *s;
|
|
uint32_t idx;
|
|
assert(c && t);
|
|
|
|
if (pa_tagstruct_getu32(t, &channel) < 0 ||
|
|
!pa_tagstruct_eof(t)) {
|
|
protocol_error(c);
|
|
return;
|
|
}
|
|
|
|
CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS);
|
|
|
|
s = pa_idxset_get_by_index(c->output_streams, channel);
|
|
CHECK_VALIDITY(c->pstream, s, tag, PA_ERR_NOENTITY);
|
|
CHECK_VALIDITY(c->pstream, s->type == UPLOAD_STREAM, tag, PA_ERR_NOENTITY);
|
|
|
|
pa_scache_add_item(c->protocol->core, s->name, &s->sample_spec, &s->channel_map, &s->memchunk, &idx);
|
|
pa_pstream_send_simple_ack(c->pstream, tag);
|
|
upload_stream_free(s);
|
|
}
|
|
|
|
static void command_play_sample(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_UNUSED uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
|
|
struct connection *c = userdata;
|
|
uint32_t sink_index;
|
|
pa_cvolume volume;
|
|
pa_sink *sink;
|
|
const char *name, *sink_name;
|
|
assert(c && t);
|
|
|
|
if (pa_tagstruct_getu32(t, &sink_index) < 0 ||
|
|
pa_tagstruct_gets(t, &sink_name) < 0 ||
|
|
pa_tagstruct_get_cvolume(t, &volume) < 0 ||
|
|
pa_tagstruct_gets(t, &name) < 0 ||
|
|
!pa_tagstruct_eof(t)) {
|
|
protocol_error(c);
|
|
return;
|
|
}
|
|
|
|
CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS);
|
|
CHECK_VALIDITY(c->pstream, sink_index != PA_INVALID_INDEX || !sink_name || *sink_name, tag, PA_ERR_INVALID);
|
|
CHECK_VALIDITY(c->pstream, name && *name, tag, PA_ERR_INVALID);
|
|
|
|
if (sink_index != PA_INVALID_INDEX)
|
|
sink = pa_idxset_get_by_index(c->protocol->core->sinks, sink_index);
|
|
else
|
|
sink = pa_namereg_get(c->protocol->core, sink_name, PA_NAMEREG_SINK, 1);
|
|
|
|
CHECK_VALIDITY(c->pstream, sink, tag, PA_ERR_NOENTITY);
|
|
|
|
if (pa_scache_play_item(c->protocol->core, name, sink, &volume) < 0) {
|
|
pa_pstream_send_error(c->pstream, tag, PA_ERR_NOENTITY);
|
|
return;
|
|
}
|
|
|
|
pa_pstream_send_simple_ack(c->pstream, tag);
|
|
}
|
|
|
|
static void command_remove_sample(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_UNUSED uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
|
|
struct connection *c = userdata;
|
|
const char *name;
|
|
assert(c && t);
|
|
|
|
if (pa_tagstruct_gets(t, &name) < 0 ||
|
|
!pa_tagstruct_eof(t)) {
|
|
protocol_error(c);
|
|
return;
|
|
}
|
|
|
|
CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS);
|
|
CHECK_VALIDITY(c->pstream, name && *name, tag, PA_ERR_INVALID);
|
|
|
|
if (pa_scache_remove_item(c->protocol->core, name) < 0) {
|
|
pa_pstream_send_error(c->pstream, tag, PA_ERR_NOENTITY);
|
|
return;
|
|
}
|
|
|
|
pa_pstream_send_simple_ack(c->pstream, tag);
|
|
}
|
|
|
|
static void sink_fill_tagstruct(pa_tagstruct *t, pa_sink *sink) {
|
|
assert(t && sink);
|
|
pa_tagstruct_put(
|
|
t,
|
|
PA_TAG_U32, sink->index,
|
|
PA_TAG_STRING, sink->name,
|
|
PA_TAG_STRING, sink->description,
|
|
PA_TAG_SAMPLE_SPEC, &sink->sample_spec,
|
|
PA_TAG_CHANNEL_MAP, &sink->channel_map,
|
|
PA_TAG_U32, sink->owner ? sink->owner->index : PA_INVALID_INDEX,
|
|
PA_TAG_CVOLUME, pa_sink_get_volume(sink, PA_MIXER_HARDWARE),
|
|
PA_TAG_BOOLEAN, pa_sink_get_mute(sink, PA_MIXER_HARDWARE),
|
|
PA_TAG_U32, sink->monitor_source->index,
|
|
PA_TAG_STRING, sink->monitor_source->name,
|
|
PA_TAG_USEC, pa_sink_get_latency(sink),
|
|
PA_TAG_STRING, sink->driver,
|
|
PA_TAG_INVALID);
|
|
}
|
|
|
|
static void source_fill_tagstruct(pa_tagstruct *t, pa_source *source) {
|
|
assert(t && source);
|
|
pa_tagstruct_put(
|
|
t,
|
|
PA_TAG_U32, source->index,
|
|
PA_TAG_STRING, source->name,
|
|
PA_TAG_STRING, source->description,
|
|
PA_TAG_SAMPLE_SPEC, &source->sample_spec,
|
|
PA_TAG_CHANNEL_MAP, &source->channel_map,
|
|
PA_TAG_U32, source->owner ? source->owner->index : PA_INVALID_INDEX,
|
|
PA_TAG_CVOLUME, pa_source_get_volume(source, PA_MIXER_HARDWARE),
|
|
PA_TAG_BOOLEAN, pa_source_get_mute(source, PA_MIXER_HARDWARE),
|
|
PA_TAG_U32, source->monitor_of ? source->monitor_of->index : PA_INVALID_INDEX,
|
|
PA_TAG_STRING, source->monitor_of ? source->monitor_of->name : NULL,
|
|
PA_TAG_USEC, pa_source_get_latency(source),
|
|
PA_TAG_STRING, source->driver,
|
|
PA_TAG_INVALID);
|
|
}
|
|
|
|
static void client_fill_tagstruct(pa_tagstruct *t, pa_client *client) {
|
|
assert(t && client);
|
|
pa_tagstruct_putu32(t, client->index);
|
|
pa_tagstruct_puts(t, client->name);
|
|
pa_tagstruct_putu32(t, client->owner ? client->owner->index : PA_INVALID_INDEX);
|
|
pa_tagstruct_puts(t, client->driver);
|
|
}
|
|
|
|
static void module_fill_tagstruct(pa_tagstruct *t, pa_module *module) {
|
|
assert(t && module);
|
|
pa_tagstruct_putu32(t, module->index);
|
|
pa_tagstruct_puts(t, module->name);
|
|
pa_tagstruct_puts(t, module->argument);
|
|
pa_tagstruct_putu32(t, module->n_used);
|
|
pa_tagstruct_put_boolean(t, module->auto_unload);
|
|
}
|
|
|
|
static void sink_input_fill_tagstruct(pa_tagstruct *t, pa_sink_input *s) {
|
|
assert(t && s);
|
|
pa_tagstruct_putu32(t, s->index);
|
|
pa_tagstruct_puts(t, s->name);
|
|
pa_tagstruct_putu32(t, s->owner ? s->owner->index : PA_INVALID_INDEX);
|
|
pa_tagstruct_putu32(t, s->client ? s->client->index : PA_INVALID_INDEX);
|
|
pa_tagstruct_putu32(t, s->sink->index);
|
|
pa_tagstruct_put_sample_spec(t, &s->sample_spec);
|
|
pa_tagstruct_put_channel_map(t, &s->channel_map);
|
|
pa_tagstruct_put_cvolume(t, &s->volume);
|
|
pa_tagstruct_put_usec(t, pa_sink_input_get_latency(s));
|
|
pa_tagstruct_put_usec(t, pa_sink_get_latency(s->sink));
|
|
pa_tagstruct_puts(t, pa_resample_method_to_string(pa_sink_input_get_resample_method(s)));
|
|
pa_tagstruct_puts(t, s->driver);
|
|
}
|
|
|
|
static void source_output_fill_tagstruct(pa_tagstruct *t, pa_source_output *s) {
|
|
assert(t && s);
|
|
pa_tagstruct_putu32(t, s->index);
|
|
pa_tagstruct_puts(t, s->name);
|
|
pa_tagstruct_putu32(t, s->owner ? s->owner->index : PA_INVALID_INDEX);
|
|
pa_tagstruct_putu32(t, s->client ? s->client->index : PA_INVALID_INDEX);
|
|
pa_tagstruct_putu32(t, s->source->index);
|
|
pa_tagstruct_put_sample_spec(t, &s->sample_spec);
|
|
pa_tagstruct_put_channel_map(t, &s->channel_map);
|
|
pa_tagstruct_put_usec(t, pa_source_output_get_latency(s));
|
|
pa_tagstruct_put_usec(t, pa_source_get_latency(s->source));
|
|
pa_tagstruct_puts(t, pa_resample_method_to_string(pa_source_output_get_resample_method(s)));
|
|
pa_tagstruct_puts(t, s->driver);
|
|
}
|
|
|
|
static void scache_fill_tagstruct(pa_tagstruct *t, pa_scache_entry *e) {
|
|
assert(t && e);
|
|
pa_tagstruct_putu32(t, e->index);
|
|
pa_tagstruct_puts(t, e->name);
|
|
pa_tagstruct_put_cvolume(t, &e->volume);
|
|
pa_tagstruct_put_usec(t, pa_bytes_to_usec(e->memchunk.length, &e->sample_spec));
|
|
pa_tagstruct_put_sample_spec(t, &e->sample_spec);
|
|
pa_tagstruct_put_channel_map(t, &e->channel_map);
|
|
pa_tagstruct_putu32(t, e->memchunk.length);
|
|
pa_tagstruct_put_boolean(t, e->lazy);
|
|
pa_tagstruct_puts(t, e->filename);
|
|
}
|
|
|
|
static void command_get_info(PA_GCC_UNUSED pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
|
|
struct connection *c = userdata;
|
|
uint32_t idx;
|
|
pa_sink *sink = NULL;
|
|
pa_source *source = NULL;
|
|
pa_client *client = NULL;
|
|
pa_module *module = NULL;
|
|
pa_sink_input *si = NULL;
|
|
pa_source_output *so = NULL;
|
|
pa_scache_entry *sce = NULL;
|
|
const char *name;
|
|
pa_tagstruct *reply;
|
|
assert(c && t);
|
|
|
|
|
|
if (pa_tagstruct_getu32(t, &idx) < 0 ||
|
|
(command != PA_COMMAND_GET_CLIENT_INFO &&
|
|
command != PA_COMMAND_GET_MODULE_INFO &&
|
|
command != PA_COMMAND_GET_SINK_INPUT_INFO &&
|
|
command != PA_COMMAND_GET_SOURCE_OUTPUT_INFO &&
|
|
pa_tagstruct_gets(t, &name) < 0) ||
|
|
!pa_tagstruct_eof(t)) {
|
|
protocol_error(c);
|
|
return;
|
|
}
|
|
|
|
CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS);
|
|
|
|
if (command == PA_COMMAND_GET_SINK_INFO) {
|
|
if (idx != PA_INVALID_INDEX)
|
|
sink = pa_idxset_get_by_index(c->protocol->core->sinks, idx);
|
|
else
|
|
sink = pa_namereg_get(c->protocol->core, name, PA_NAMEREG_SINK, 1);
|
|
} else if (command == PA_COMMAND_GET_SOURCE_INFO) {
|
|
if (idx != PA_INVALID_INDEX)
|
|
source = pa_idxset_get_by_index(c->protocol->core->sources, idx);
|
|
else
|
|
source = pa_namereg_get(c->protocol->core, name, PA_NAMEREG_SOURCE, 1);
|
|
} else if (command == PA_COMMAND_GET_CLIENT_INFO)
|
|
client = pa_idxset_get_by_index(c->protocol->core->clients, idx);
|
|
else if (command == PA_COMMAND_GET_MODULE_INFO)
|
|
module = pa_idxset_get_by_index(c->protocol->core->modules, idx);
|
|
else if (command == PA_COMMAND_GET_SINK_INPUT_INFO)
|
|
si = pa_idxset_get_by_index(c->protocol->core->sink_inputs, idx);
|
|
else if (command == PA_COMMAND_GET_SOURCE_OUTPUT_INFO)
|
|
so = pa_idxset_get_by_index(c->protocol->core->source_outputs, idx);
|
|
else {
|
|
assert(command == PA_COMMAND_GET_SAMPLE_INFO);
|
|
if (idx != PA_INVALID_INDEX)
|
|
sce = pa_idxset_get_by_index(c->protocol->core->scache, idx);
|
|
else
|
|
sce = pa_namereg_get(c->protocol->core, name, PA_NAMEREG_SAMPLE, 0);
|
|
}
|
|
|
|
if (!sink && !source && !client && !module && !si && !so && !sce) {
|
|
pa_pstream_send_error(c->pstream, tag, PA_ERR_NOENTITY);
|
|
return;
|
|
}
|
|
|
|
reply = reply_new(tag);
|
|
if (sink)
|
|
sink_fill_tagstruct(reply, sink);
|
|
else if (source)
|
|
source_fill_tagstruct(reply, source);
|
|
else if (client)
|
|
client_fill_tagstruct(reply, client);
|
|
else if (module)
|
|
module_fill_tagstruct(reply, module);
|
|
else if (si)
|
|
sink_input_fill_tagstruct(reply, si);
|
|
else if (so)
|
|
source_output_fill_tagstruct(reply, so);
|
|
else
|
|
scache_fill_tagstruct(reply, sce);
|
|
pa_pstream_send_tagstruct(c->pstream, reply);
|
|
}
|
|
|
|
static void command_get_info_list(PA_GCC_UNUSED pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
|
|
struct connection *c = userdata;
|
|
pa_idxset *i;
|
|
uint32_t idx;
|
|
void *p;
|
|
pa_tagstruct *reply;
|
|
assert(c && t);
|
|
|
|
if (!pa_tagstruct_eof(t)) {
|
|
protocol_error(c);
|
|
return;
|
|
}
|
|
|
|
CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS);
|
|
|
|
reply = reply_new(tag);
|
|
|
|
if (command == PA_COMMAND_GET_SINK_INFO_LIST)
|
|
i = c->protocol->core->sinks;
|
|
else if (command == PA_COMMAND_GET_SOURCE_INFO_LIST)
|
|
i = c->protocol->core->sources;
|
|
else if (command == PA_COMMAND_GET_CLIENT_INFO_LIST)
|
|
i = c->protocol->core->clients;
|
|
else if (command == PA_COMMAND_GET_MODULE_INFO_LIST)
|
|
i = c->protocol->core->modules;
|
|
else if (command == PA_COMMAND_GET_SINK_INPUT_INFO_LIST)
|
|
i = c->protocol->core->sink_inputs;
|
|
else if (command == PA_COMMAND_GET_SOURCE_OUTPUT_INFO_LIST)
|
|
i = c->protocol->core->source_outputs;
|
|
else {
|
|
assert(command == PA_COMMAND_GET_SAMPLE_INFO_LIST);
|
|
i = c->protocol->core->scache;
|
|
}
|
|
|
|
if (i) {
|
|
for (p = pa_idxset_first(i, &idx); p; p = pa_idxset_next(i, &idx)) {
|
|
if (command == PA_COMMAND_GET_SINK_INFO_LIST)
|
|
sink_fill_tagstruct(reply, p);
|
|
else if (command == PA_COMMAND_GET_SOURCE_INFO_LIST)
|
|
source_fill_tagstruct(reply, p);
|
|
else if (command == PA_COMMAND_GET_CLIENT_INFO_LIST)
|
|
client_fill_tagstruct(reply, p);
|
|
else if (command == PA_COMMAND_GET_MODULE_INFO_LIST)
|
|
module_fill_tagstruct(reply, p);
|
|
else if (command == PA_COMMAND_GET_SINK_INPUT_INFO_LIST)
|
|
sink_input_fill_tagstruct(reply, p);
|
|
else if (command == PA_COMMAND_GET_SOURCE_OUTPUT_INFO_LIST)
|
|
source_output_fill_tagstruct(reply, p);
|
|
else {
|
|
assert(command == PA_COMMAND_GET_SAMPLE_INFO_LIST);
|
|
scache_fill_tagstruct(reply, p);
|
|
}
|
|
}
|
|
}
|
|
|
|
pa_pstream_send_tagstruct(c->pstream, reply);
|
|
}
|
|
|
|
static void command_get_server_info(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_UNUSED uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
|
|
struct connection *c = userdata;
|
|
pa_tagstruct *reply;
|
|
char txt[256];
|
|
const char *n;
|
|
assert(c && t);
|
|
|
|
if (!pa_tagstruct_eof(t)) {
|
|
protocol_error(c);
|
|
return;
|
|
}
|
|
|
|
CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS);
|
|
|
|
reply = reply_new(tag);
|
|
pa_tagstruct_puts(reply, PACKAGE_NAME);
|
|
pa_tagstruct_puts(reply, PACKAGE_VERSION);
|
|
pa_tagstruct_puts(reply, pa_get_user_name(txt, sizeof(txt)));
|
|
pa_tagstruct_puts(reply, pa_get_fqdn(txt, sizeof(txt)));
|
|
pa_tagstruct_put_sample_spec(reply, &c->protocol->core->default_sample_spec);
|
|
|
|
n = pa_namereg_get_default_sink_name(c->protocol->core);
|
|
pa_tagstruct_puts(reply, n);
|
|
n = pa_namereg_get_default_source_name(c->protocol->core);
|
|
pa_tagstruct_puts(reply, n);
|
|
|
|
pa_tagstruct_putu32(reply, c->protocol->core->cookie);
|
|
|
|
pa_pstream_send_tagstruct(c->pstream, reply);
|
|
}
|
|
|
|
static void subscription_cb(pa_core *core, pa_subscription_event_type_t e, uint32_t idx, void *userdata) {
|
|
pa_tagstruct *t;
|
|
struct connection *c = userdata;
|
|
assert(c && core);
|
|
|
|
t = pa_tagstruct_new(NULL, 0);
|
|
pa_tagstruct_putu32(t, PA_COMMAND_SUBSCRIBE_EVENT);
|
|
pa_tagstruct_putu32(t, (uint32_t) -1);
|
|
pa_tagstruct_putu32(t, e);
|
|
pa_tagstruct_putu32(t, idx);
|
|
pa_pstream_send_tagstruct(c->pstream, t);
|
|
}
|
|
|
|
static void command_subscribe(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_UNUSED uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
|
|
struct connection *c = userdata;
|
|
pa_subscription_mask_t m;
|
|
assert(c && t);
|
|
|
|
if (pa_tagstruct_getu32(t, &m) < 0 ||
|
|
!pa_tagstruct_eof(t)) {
|
|
protocol_error(c);
|
|
return;
|
|
}
|
|
|
|
CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS);
|
|
CHECK_VALIDITY(c->pstream, (m & ~PA_SUBSCRIPTION_MASK_ALL) == 0, tag, PA_ERR_INVALID);
|
|
|
|
if (c->subscription)
|
|
pa_subscription_free(c->subscription);
|
|
|
|
if (m != 0) {
|
|
c->subscription = pa_subscription_new(c->protocol->core, m, subscription_cb, c);
|
|
assert(c->subscription);
|
|
} else
|
|
c->subscription = NULL;
|
|
|
|
pa_pstream_send_simple_ack(c->pstream, tag);
|
|
}
|
|
|
|
static void command_set_volume(
|
|
PA_GCC_UNUSED pa_pdispatch *pd,
|
|
uint32_t command,
|
|
uint32_t tag,
|
|
pa_tagstruct *t,
|
|
void *userdata) {
|
|
|
|
struct connection *c = userdata;
|
|
uint32_t idx;
|
|
pa_cvolume volume;
|
|
pa_sink *sink = NULL;
|
|
pa_source *source = NULL;
|
|
pa_sink_input *si = NULL;
|
|
const char *name = NULL;
|
|
assert(c && t);
|
|
|
|
if (pa_tagstruct_getu32(t, &idx) < 0 ||
|
|
(command == PA_COMMAND_SET_SINK_VOLUME && pa_tagstruct_gets(t, &name) < 0) ||
|
|
(command == PA_COMMAND_SET_SOURCE_VOLUME && pa_tagstruct_gets(t, &name) < 0) ||
|
|
pa_tagstruct_get_cvolume(t, &volume) ||
|
|
!pa_tagstruct_eof(t)) {
|
|
protocol_error(c);
|
|
return;
|
|
}
|
|
|
|
CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS);
|
|
CHECK_VALIDITY(c->pstream, idx != PA_INVALID_INDEX || !name || *name, tag, PA_ERR_INVALID);
|
|
|
|
if (command == PA_COMMAND_SET_SINK_VOLUME) {
|
|
if (idx != PA_INVALID_INDEX)
|
|
sink = pa_idxset_get_by_index(c->protocol->core->sinks, idx);
|
|
else
|
|
sink = pa_namereg_get(c->protocol->core, name, PA_NAMEREG_SINK, 1);
|
|
} else if (command == PA_COMMAND_SET_SOURCE_VOLUME) {
|
|
if (idx != (uint32_t) -1)
|
|
source = pa_idxset_get_by_index(c->protocol->core->sources, idx);
|
|
else
|
|
source = pa_namereg_get(c->protocol->core, name, PA_NAMEREG_SOURCE, 1);
|
|
} else {
|
|
assert(command == PA_COMMAND_SET_SINK_INPUT_VOLUME);
|
|
si = pa_idxset_get_by_index(c->protocol->core->sink_inputs, idx);
|
|
}
|
|
|
|
CHECK_VALIDITY(c->pstream, si || sink || source, tag, PA_ERR_NOENTITY);
|
|
|
|
if (sink)
|
|
pa_sink_set_volume(sink, PA_MIXER_HARDWARE, &volume);
|
|
else if (source)
|
|
pa_source_set_volume(source, PA_MIXER_HARDWARE, &volume);
|
|
else if (si)
|
|
pa_sink_input_set_volume(si, &volume);
|
|
|
|
pa_pstream_send_simple_ack(c->pstream, tag);
|
|
}
|
|
|
|
static void command_set_mute(
|
|
PA_GCC_UNUSED pa_pdispatch *pd,
|
|
uint32_t command,
|
|
uint32_t tag,
|
|
pa_tagstruct *t,
|
|
void *userdata) {
|
|
|
|
struct connection *c = userdata;
|
|
uint32_t idx;
|
|
int mute;
|
|
pa_sink *sink = NULL;
|
|
pa_source *source = NULL;
|
|
const char *name = NULL;
|
|
assert(c && t);
|
|
|
|
if (pa_tagstruct_getu32(t, &idx) < 0 ||
|
|
pa_tagstruct_gets(t, &name) < 0 ||
|
|
pa_tagstruct_get_boolean(t, &mute) ||
|
|
!pa_tagstruct_eof(t)) {
|
|
protocol_error(c);
|
|
return;
|
|
}
|
|
|
|
CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS);
|
|
CHECK_VALIDITY(c->pstream, idx != PA_INVALID_INDEX || !name || *name, tag, PA_ERR_INVALID);
|
|
|
|
if (command == PA_COMMAND_SET_SINK_MUTE) {
|
|
if (idx != PA_INVALID_INDEX)
|
|
sink = pa_idxset_get_by_index(c->protocol->core->sinks, idx);
|
|
else
|
|
sink = pa_namereg_get(c->protocol->core, name, PA_NAMEREG_SINK, 1);
|
|
} else {
|
|
assert(command == PA_COMMAND_SET_SOURCE_MUTE);
|
|
if (idx != (uint32_t) -1)
|
|
source = pa_idxset_get_by_index(c->protocol->core->sources, idx);
|
|
else
|
|
source = pa_namereg_get(c->protocol->core, name, PA_NAMEREG_SOURCE, 1);
|
|
}
|
|
|
|
CHECK_VALIDITY(c->pstream, sink || source, tag, PA_ERR_NOENTITY);
|
|
|
|
if (sink)
|
|
pa_sink_set_mute(sink, PA_MIXER_HARDWARE, mute);
|
|
else if (source)
|
|
pa_source_set_mute(source, PA_MIXER_HARDWARE, mute);
|
|
|
|
pa_pstream_send_simple_ack(c->pstream, tag);
|
|
}
|
|
|
|
static void command_cork_playback_stream(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_UNUSED uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
|
|
struct connection *c = userdata;
|
|
uint32_t idx;
|
|
int b;
|
|
struct playback_stream *s, *ssync;
|
|
assert(c && t);
|
|
|
|
if (pa_tagstruct_getu32(t, &idx) < 0 ||
|
|
pa_tagstruct_get_boolean(t, &b) < 0 ||
|
|
!pa_tagstruct_eof(t)) {
|
|
protocol_error(c);
|
|
return;
|
|
}
|
|
|
|
CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS);
|
|
CHECK_VALIDITY(c->pstream, idx != PA_INVALID_INDEX, tag, PA_ERR_INVALID);
|
|
s = pa_idxset_get_by_index(c->output_streams, idx);
|
|
CHECK_VALIDITY(c->pstream, s, tag, PA_ERR_NOENTITY);
|
|
CHECK_VALIDITY(c->pstream, s->type == PLAYBACK_STREAM, tag, PA_ERR_NOENTITY);
|
|
|
|
pa_sink_input_cork(s->sink_input, b);
|
|
pa_memblockq_prebuf_force(s->memblockq);
|
|
|
|
/* Do the same for all other members in the sync group */
|
|
for (ssync = s->prev; ssync; ssync = ssync->prev) {
|
|
pa_sink_input_cork(ssync->sink_input, b);
|
|
pa_memblockq_prebuf_force(ssync->memblockq);
|
|
}
|
|
|
|
for (ssync = s->next; ssync; ssync = ssync->next) {
|
|
pa_sink_input_cork(ssync->sink_input, b);
|
|
pa_memblockq_prebuf_force(ssync->memblockq);
|
|
}
|
|
|
|
pa_pstream_send_simple_ack(c->pstream, tag);
|
|
}
|
|
|
|
static void command_flush_playback_stream(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_UNUSED uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
|
|
struct connection *c = userdata;
|
|
uint32_t idx;
|
|
struct playback_stream *s, *ssync;
|
|
assert(c && t);
|
|
|
|
if (pa_tagstruct_getu32(t, &idx) < 0 ||
|
|
!pa_tagstruct_eof(t)) {
|
|
protocol_error(c);
|
|
return;
|
|
}
|
|
|
|
CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS);
|
|
CHECK_VALIDITY(c->pstream, idx != PA_INVALID_INDEX, tag, PA_ERR_INVALID);
|
|
s = pa_idxset_get_by_index(c->output_streams, idx);
|
|
CHECK_VALIDITY(c->pstream, s, tag, PA_ERR_NOENTITY);
|
|
CHECK_VALIDITY(c->pstream, s->type == PLAYBACK_STREAM, tag, PA_ERR_NOENTITY);
|
|
|
|
pa_memblockq_flush(s->memblockq);
|
|
s->underrun = 0;
|
|
|
|
/* Do the same for all other members in the sync group */
|
|
for (ssync = s->prev; ssync; ssync = ssync->prev) {
|
|
pa_memblockq_flush(ssync->memblockq);
|
|
ssync->underrun = 0;
|
|
}
|
|
|
|
for (ssync = s->next; ssync; ssync = ssync->next) {
|
|
pa_memblockq_flush(ssync->memblockq);
|
|
ssync->underrun = 0;
|
|
}
|
|
|
|
pa_pstream_send_simple_ack(c->pstream, tag);
|
|
pa_sink_notify(s->sink_input->sink);
|
|
request_bytes(s);
|
|
|
|
for (ssync = s->prev; ssync; ssync = ssync->prev)
|
|
request_bytes(ssync);
|
|
|
|
for (ssync = s->next; ssync; ssync = ssync->next)
|
|
request_bytes(ssync);
|
|
}
|
|
|
|
static void command_trigger_or_prebuf_playback_stream(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_UNUSED uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
|
|
struct connection *c = userdata;
|
|
uint32_t idx;
|
|
struct playback_stream *s;
|
|
assert(c && t);
|
|
|
|
if (pa_tagstruct_getu32(t, &idx) < 0 ||
|
|
!pa_tagstruct_eof(t)) {
|
|
protocol_error(c);
|
|
return;
|
|
}
|
|
|
|
CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS);
|
|
CHECK_VALIDITY(c->pstream, idx != PA_INVALID_INDEX, tag, PA_ERR_INVALID);
|
|
s = pa_idxset_get_by_index(c->output_streams, idx);
|
|
CHECK_VALIDITY(c->pstream, s, tag, PA_ERR_NOENTITY);
|
|
CHECK_VALIDITY(c->pstream, s->type == PLAYBACK_STREAM, tag, PA_ERR_NOENTITY);
|
|
|
|
switch (command) {
|
|
case PA_COMMAND_PREBUF_PLAYBACK_STREAM:
|
|
pa_memblockq_prebuf_force(s->memblockq);
|
|
break;
|
|
|
|
case PA_COMMAND_TRIGGER_PLAYBACK_STREAM:
|
|
pa_memblockq_prebuf_disable(s->memblockq);
|
|
break;
|
|
|
|
default:
|
|
abort();
|
|
}
|
|
|
|
pa_sink_notify(s->sink_input->sink);
|
|
pa_pstream_send_simple_ack(c->pstream, tag);
|
|
request_bytes(s);
|
|
}
|
|
|
|
static void command_cork_record_stream(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_UNUSED uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
|
|
struct connection *c = userdata;
|
|
uint32_t idx;
|
|
struct record_stream *s;
|
|
int b;
|
|
assert(c && t);
|
|
|
|
if (pa_tagstruct_getu32(t, &idx) < 0 ||
|
|
pa_tagstruct_get_boolean(t, &b) < 0 ||
|
|
!pa_tagstruct_eof(t)) {
|
|
protocol_error(c);
|
|
return;
|
|
}
|
|
|
|
CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS);
|
|
s = pa_idxset_get_by_index(c->record_streams, idx);
|
|
CHECK_VALIDITY(c->pstream, s, tag, PA_ERR_NOENTITY);
|
|
|
|
pa_source_output_cork(s->source_output, b);
|
|
pa_memblockq_prebuf_force(s->memblockq);
|
|
pa_pstream_send_simple_ack(c->pstream, tag);
|
|
}
|
|
|
|
static void command_flush_record_stream(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_UNUSED uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
|
|
struct connection *c = userdata;
|
|
uint32_t idx;
|
|
struct record_stream *s;
|
|
assert(c && t);
|
|
|
|
if (pa_tagstruct_getu32(t, &idx) < 0 ||
|
|
!pa_tagstruct_eof(t)) {
|
|
protocol_error(c);
|
|
return;
|
|
}
|
|
|
|
CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS);
|
|
s = pa_idxset_get_by_index(c->record_streams, idx);
|
|
CHECK_VALIDITY(c->pstream, s, tag, PA_ERR_NOENTITY);
|
|
|
|
pa_memblockq_flush(s->memblockq);
|
|
pa_pstream_send_simple_ack(c->pstream, tag);
|
|
}
|
|
|
|
static void command_set_default_sink_or_source(PA_GCC_UNUSED pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
|
|
struct connection *c = userdata;
|
|
const char *s;
|
|
assert(c && t);
|
|
|
|
if (pa_tagstruct_gets(t, &s) < 0 ||
|
|
!pa_tagstruct_eof(t)) {
|
|
protocol_error(c);
|
|
return;
|
|
}
|
|
|
|
CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS);
|
|
CHECK_VALIDITY(c->pstream, !s || *s, tag, PA_ERR_INVALID);
|
|
|
|
pa_namereg_set_default(c->protocol->core, s, command == PA_COMMAND_SET_DEFAULT_SOURCE ? PA_NAMEREG_SOURCE : PA_NAMEREG_SINK);
|
|
pa_pstream_send_simple_ack(c->pstream, tag);
|
|
}
|
|
|
|
static void command_set_stream_name(PA_GCC_UNUSED pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
|
|
struct connection *c = userdata;
|
|
uint32_t idx;
|
|
const char *name;
|
|
assert(c && t);
|
|
|
|
if (pa_tagstruct_getu32(t, &idx) < 0 ||
|
|
pa_tagstruct_gets(t, &name) < 0 ||
|
|
!pa_tagstruct_eof(t)) {
|
|
protocol_error(c);
|
|
return;
|
|
}
|
|
|
|
CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS);
|
|
CHECK_VALIDITY(c->pstream, name, tag, PA_ERR_INVALID);
|
|
|
|
if (command == PA_COMMAND_SET_PLAYBACK_STREAM_NAME) {
|
|
struct playback_stream *s;
|
|
|
|
s = pa_idxset_get_by_index(c->output_streams, idx);
|
|
CHECK_VALIDITY(c->pstream, s, tag, PA_ERR_NOENTITY);
|
|
CHECK_VALIDITY(c->pstream, s->type == PLAYBACK_STREAM, tag, PA_ERR_NOENTITY);
|
|
|
|
pa_sink_input_set_name(s->sink_input, name);
|
|
|
|
} else {
|
|
struct record_stream *s;
|
|
|
|
s = pa_idxset_get_by_index(c->record_streams, idx);
|
|
CHECK_VALIDITY(c->pstream, s, tag, PA_ERR_NOENTITY);
|
|
|
|
pa_source_output_set_name(s->source_output, name);
|
|
}
|
|
|
|
pa_pstream_send_simple_ack(c->pstream, tag);
|
|
}
|
|
|
|
static void command_kill(PA_GCC_UNUSED pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
|
|
struct connection *c = userdata;
|
|
uint32_t idx;
|
|
assert(c && t);
|
|
|
|
if (pa_tagstruct_getu32(t, &idx) < 0 ||
|
|
!pa_tagstruct_eof(t)) {
|
|
protocol_error(c);
|
|
return;
|
|
}
|
|
|
|
CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS);
|
|
|
|
if (command == PA_COMMAND_KILL_CLIENT) {
|
|
pa_client *client;
|
|
|
|
client = pa_idxset_get_by_index(c->protocol->core->clients, idx);
|
|
CHECK_VALIDITY(c->pstream, client, tag, PA_ERR_NOENTITY);
|
|
pa_client_kill(client);
|
|
|
|
} else if (command == PA_COMMAND_KILL_SINK_INPUT) {
|
|
pa_sink_input *s;
|
|
|
|
s = pa_idxset_get_by_index(c->protocol->core->sink_inputs, idx);
|
|
CHECK_VALIDITY(c->pstream, s, tag, PA_ERR_NOENTITY);
|
|
|
|
pa_sink_input_kill(s);
|
|
} else {
|
|
pa_source_output *s;
|
|
|
|
assert(command == PA_COMMAND_KILL_SOURCE_OUTPUT);
|
|
|
|
s = pa_idxset_get_by_index(c->protocol->core->source_outputs, idx);
|
|
CHECK_VALIDITY(c->pstream, s, tag, PA_ERR_NOENTITY);
|
|
|
|
pa_source_output_kill(s);
|
|
}
|
|
|
|
pa_pstream_send_simple_ack(c->pstream, tag);
|
|
}
|
|
|
|
static void command_load_module(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_UNUSED uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
|
|
struct connection *c = userdata;
|
|
pa_module *m;
|
|
const char *name, *argument;
|
|
pa_tagstruct *reply;
|
|
assert(c && t);
|
|
|
|
if (pa_tagstruct_gets(t, &name) < 0 ||
|
|
pa_tagstruct_gets(t, &argument) < 0 ||
|
|
!pa_tagstruct_eof(t)) {
|
|
protocol_error(c);
|
|
return;
|
|
}
|
|
|
|
CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS);
|
|
CHECK_VALIDITY(c->pstream, name && *name, tag, PA_ERR_INVALID);
|
|
|
|
if (!(m = pa_module_load(c->protocol->core, name, argument))) {
|
|
pa_pstream_send_error(c->pstream, tag, PA_ERR_MODINITFAILED);
|
|
return;
|
|
}
|
|
|
|
reply = reply_new(tag);
|
|
pa_tagstruct_putu32(reply, m->index);
|
|
pa_pstream_send_tagstruct(c->pstream, reply);
|
|
}
|
|
|
|
static void command_unload_module(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_UNUSED uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
|
|
struct connection *c = userdata;
|
|
uint32_t idx;
|
|
pa_module *m;
|
|
assert(c && t);
|
|
|
|
if (pa_tagstruct_getu32(t, &idx) < 0 ||
|
|
!pa_tagstruct_eof(t)) {
|
|
protocol_error(c);
|
|
return;
|
|
}
|
|
|
|
CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS);
|
|
m = pa_idxset_get_by_index(c->protocol->core->modules, idx);
|
|
CHECK_VALIDITY(c->pstream, m, tag, PA_ERR_NOENTITY);
|
|
|
|
pa_module_unload_request(m);
|
|
pa_pstream_send_simple_ack(c->pstream, tag);
|
|
}
|
|
|
|
static void command_add_autoload(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_UNUSED uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
|
|
struct connection *c = userdata;
|
|
const char *name, *module, *argument;
|
|
uint32_t type;
|
|
uint32_t idx;
|
|
pa_tagstruct *reply;
|
|
assert(c && t);
|
|
|
|
if (pa_tagstruct_gets(t, &name) < 0 ||
|
|
pa_tagstruct_getu32(t, &type) < 0 ||
|
|
pa_tagstruct_gets(t, &module) < 0 ||
|
|
pa_tagstruct_gets(t, &argument) < 0 ||
|
|
!pa_tagstruct_eof(t)) {
|
|
protocol_error(c);
|
|
return;
|
|
}
|
|
|
|
CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS);
|
|
CHECK_VALIDITY(c->pstream, name && *name, tag, PA_ERR_INVALID);
|
|
CHECK_VALIDITY(c->pstream, type == 0 || type == 1, tag, PA_ERR_INVALID);
|
|
CHECK_VALIDITY(c->pstream, module && *module, tag, PA_ERR_INVALID);
|
|
|
|
if (pa_autoload_add(c->protocol->core, name, type == 0 ? PA_NAMEREG_SINK : PA_NAMEREG_SOURCE, module, argument, &idx) < 0) {
|
|
pa_pstream_send_error(c->pstream, tag, PA_ERR_EXIST);
|
|
return;
|
|
}
|
|
|
|
reply = reply_new(tag);
|
|
pa_tagstruct_putu32(reply, idx);
|
|
pa_pstream_send_tagstruct(c->pstream, reply);
|
|
}
|
|
|
|
static void command_remove_autoload(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_UNUSED uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
|
|
struct connection *c = userdata;
|
|
const char *name = NULL;
|
|
uint32_t type, idx = PA_IDXSET_INVALID;
|
|
int r;
|
|
assert(c && t);
|
|
|
|
if ((pa_tagstruct_getu32(t, &idx) < 0 &&
|
|
(pa_tagstruct_gets(t, &name) < 0 ||
|
|
pa_tagstruct_getu32(t, &type) < 0)) ||
|
|
!pa_tagstruct_eof(t)) {
|
|
protocol_error(c);
|
|
return;
|
|
}
|
|
|
|
CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS);
|
|
CHECK_VALIDITY(c->pstream, name || idx != PA_IDXSET_INVALID, tag, PA_ERR_INVALID);
|
|
CHECK_VALIDITY(c->pstream, !name || (*name && (type == 0 || type == 1)), tag, PA_ERR_INVALID);
|
|
|
|
if (name)
|
|
r = pa_autoload_remove_by_name(c->protocol->core, name, type == 0 ? PA_NAMEREG_SINK : PA_NAMEREG_SOURCE);
|
|
else
|
|
r = pa_autoload_remove_by_index(c->protocol->core, idx);
|
|
|
|
CHECK_VALIDITY(c->pstream, r >= 0, tag, PA_ERR_NOENTITY);
|
|
|
|
pa_pstream_send_simple_ack(c->pstream, tag);
|
|
}
|
|
|
|
static void autoload_fill_tagstruct(pa_tagstruct *t, const pa_autoload_entry *e) {
|
|
assert(t && e);
|
|
|
|
pa_tagstruct_putu32(t, e->index);
|
|
pa_tagstruct_puts(t, e->name);
|
|
pa_tagstruct_putu32(t, e->type == PA_NAMEREG_SINK ? 0 : 1);
|
|
pa_tagstruct_puts(t, e->module);
|
|
pa_tagstruct_puts(t, e->argument);
|
|
}
|
|
|
|
static void command_get_autoload_info(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_UNUSED uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
|
|
struct connection *c = userdata;
|
|
const pa_autoload_entry *a = NULL;
|
|
uint32_t type, idx;
|
|
const char *name;
|
|
pa_tagstruct *reply;
|
|
assert(c && t);
|
|
|
|
if ((pa_tagstruct_getu32(t, &idx) < 0 &&
|
|
(pa_tagstruct_gets(t, &name) < 0 ||
|
|
pa_tagstruct_getu32(t, &type) < 0)) ||
|
|
!pa_tagstruct_eof(t)) {
|
|
protocol_error(c);
|
|
return;
|
|
}
|
|
|
|
CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS);
|
|
CHECK_VALIDITY(c->pstream, name || idx != PA_IDXSET_INVALID, tag, PA_ERR_INVALID);
|
|
CHECK_VALIDITY(c->pstream, !name || (*name && (type == 0 || type == 1)), tag, PA_ERR_INVALID);
|
|
|
|
if (name)
|
|
a = pa_autoload_get_by_name(c->protocol->core, name, type == 0 ? PA_NAMEREG_SINK : PA_NAMEREG_SOURCE);
|
|
else
|
|
a = pa_autoload_get_by_index(c->protocol->core, idx);
|
|
|
|
CHECK_VALIDITY(c->pstream, a, tag, PA_ERR_NOENTITY);
|
|
|
|
reply = reply_new(tag);
|
|
autoload_fill_tagstruct(reply, a);
|
|
pa_pstream_send_tagstruct(c->pstream, reply);
|
|
}
|
|
|
|
static void command_get_autoload_info_list(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_UNUSED uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
|
|
struct connection *c = userdata;
|
|
pa_tagstruct *reply;
|
|
assert(c && t);
|
|
|
|
if (!pa_tagstruct_eof(t)) {
|
|
protocol_error(c);
|
|
return;
|
|
}
|
|
|
|
CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS);
|
|
|
|
reply = reply_new(tag);
|
|
|
|
if (c->protocol->core->autoload_hashmap) {
|
|
pa_autoload_entry *a;
|
|
void *state = NULL;
|
|
|
|
while ((a = pa_hashmap_iterate(c->protocol->core->autoload_hashmap, &state, NULL)))
|
|
autoload_fill_tagstruct(reply, a);
|
|
}
|
|
|
|
pa_pstream_send_tagstruct(c->pstream, reply);
|
|
}
|
|
|
|
/*** pstream callbacks ***/
|
|
|
|
static void pstream_packet_callback(pa_pstream *p, pa_packet *packet, const void *creds, void *userdata) {
|
|
struct connection *c = userdata;
|
|
assert(p && packet && packet->data && c);
|
|
|
|
if (pa_pdispatch_run(c->pdispatch, packet, creds, c) < 0) {
|
|
pa_log(__FILE__": invalid packet.");
|
|
connection_free(c);
|
|
}
|
|
}
|
|
|
|
static void pstream_memblock_callback(pa_pstream *p, uint32_t channel, int64_t offset, pa_seek_mode_t seek, const pa_memchunk *chunk, void *userdata) {
|
|
struct connection *c = userdata;
|
|
struct output_stream *stream;
|
|
assert(p && chunk && userdata);
|
|
|
|
if (!(stream = pa_idxset_get_by_index(c->output_streams, channel))) {
|
|
pa_log(__FILE__": client sent block for invalid stream.");
|
|
connection_free(c);
|
|
return;
|
|
}
|
|
|
|
if (stream->type == PLAYBACK_STREAM) {
|
|
struct playback_stream *ps = (struct playback_stream*) stream;
|
|
if (chunk->length >= ps->requested_bytes)
|
|
ps->requested_bytes = 0;
|
|
else
|
|
ps->requested_bytes -= chunk->length;
|
|
|
|
pa_memblockq_seek(ps->memblockq, offset, seek);
|
|
|
|
if (pa_memblockq_push_align(ps->memblockq, chunk) < 0) {
|
|
pa_tagstruct *t;
|
|
|
|
pa_log_warn(__FILE__": failed to push data into queue");
|
|
|
|
/* Pushing this block into the queue failed, so we simulate
|
|
* it by skipping ahead */
|
|
|
|
pa_memblockq_seek(ps->memblockq, chunk->length, PA_SEEK_RELATIVE);
|
|
|
|
/* Notify the user */
|
|
t = pa_tagstruct_new(NULL, 0);
|
|
pa_tagstruct_putu32(t, PA_COMMAND_OVERFLOW);
|
|
pa_tagstruct_putu32(t, (uint32_t) -1); /* tag */
|
|
pa_tagstruct_putu32(t, ps->index);
|
|
pa_pstream_send_tagstruct(p, t);
|
|
}
|
|
|
|
ps->underrun = 0;
|
|
|
|
pa_sink_notify(ps->sink_input->sink);
|
|
|
|
} else {
|
|
struct upload_stream *u = (struct upload_stream*) stream;
|
|
size_t l;
|
|
assert(u->type == UPLOAD_STREAM);
|
|
|
|
if (!u->memchunk.memblock) {
|
|
if (u->length == chunk->length) {
|
|
u->memchunk = *chunk;
|
|
pa_memblock_ref(u->memchunk.memblock);
|
|
u->length = 0;
|
|
} else {
|
|
u->memchunk.memblock = pa_memblock_new(u->length, c->protocol->core->memblock_stat);
|
|
u->memchunk.index = u->memchunk.length = 0;
|
|
}
|
|
}
|
|
|
|
assert(u->memchunk.memblock);
|
|
|
|
l = u->length;
|
|
if (l > chunk->length)
|
|
l = chunk->length;
|
|
|
|
if (l > 0) {
|
|
memcpy((uint8_t*) u->memchunk.memblock->data + u->memchunk.index + u->memchunk.length,
|
|
(uint8_t*) chunk->memblock->data+chunk->index, l);
|
|
u->memchunk.length += l;
|
|
u->length -= l;
|
|
}
|
|
}
|
|
}
|
|
|
|
static void pstream_die_callback(pa_pstream *p, void *userdata) {
|
|
struct connection *c = userdata;
|
|
assert(p && c);
|
|
connection_free(c);
|
|
|
|
/* pa_log(__FILE__": connection died.");*/
|
|
}
|
|
|
|
|
|
static void pstream_drain_callback(pa_pstream *p, void *userdata) {
|
|
struct connection *c = userdata;
|
|
assert(p && c);
|
|
|
|
send_memblock(c);
|
|
}
|
|
|
|
/*** client callbacks ***/
|
|
|
|
static void client_kill_cb(pa_client *c) {
|
|
assert(c && c->userdata);
|
|
connection_free(c->userdata);
|
|
}
|
|
|
|
/*** socket server callbacks ***/
|
|
|
|
static void auth_timeout(pa_mainloop_api*m, pa_time_event *e, const struct timeval *tv, void *userdata) {
|
|
struct connection *c = userdata;
|
|
assert(m && tv && c && c->auth_timeout_event == e);
|
|
|
|
if (!c->authorized)
|
|
connection_free(c);
|
|
}
|
|
|
|
static void on_connection(PA_GCC_UNUSED pa_socket_server*s, pa_iochannel *io, void *userdata) {
|
|
pa_protocol_native *p = userdata;
|
|
struct connection *c;
|
|
assert(io && p);
|
|
|
|
if (pa_idxset_size(p->connections)+1 > MAX_CONNECTIONS) {
|
|
pa_log_warn(__FILE__": Warning! Too many connections (%u), dropping incoming connection.", MAX_CONNECTIONS);
|
|
pa_iochannel_free(io);
|
|
return;
|
|
}
|
|
|
|
c = pa_xmalloc(sizeof(struct connection));
|
|
|
|
c->authorized =!! p->public;
|
|
|
|
if (!c->authorized) {
|
|
struct timeval tv;
|
|
pa_gettimeofday(&tv);
|
|
tv.tv_sec += AUTH_TIMEOUT;
|
|
c->auth_timeout_event = p->core->mainloop->time_new(p->core->mainloop, &tv, auth_timeout, c);
|
|
} else
|
|
c->auth_timeout_event = NULL;
|
|
|
|
c->protocol = p;
|
|
assert(p->core);
|
|
c->client = pa_client_new(p->core, __FILE__, "Client");
|
|
assert(c->client);
|
|
c->client->kill = client_kill_cb;
|
|
c->client->userdata = c;
|
|
c->client->owner = p->module;
|
|
|
|
c->pstream = pa_pstream_new(p->core->mainloop, io, p->core->memblock_stat);
|
|
assert(c->pstream);
|
|
|
|
pa_pstream_set_recieve_packet_callback(c->pstream, pstream_packet_callback, c);
|
|
pa_pstream_set_recieve_memblock_callback(c->pstream, pstream_memblock_callback, c);
|
|
pa_pstream_set_die_callback(c->pstream, pstream_die_callback, c);
|
|
pa_pstream_set_drain_callback(c->pstream, pstream_drain_callback, c);
|
|
|
|
c->pdispatch = pa_pdispatch_new(p->core->mainloop, command_table, PA_COMMAND_MAX);
|
|
assert(c->pdispatch);
|
|
|
|
c->record_streams = pa_idxset_new(NULL, NULL);
|
|
c->output_streams = pa_idxset_new(NULL, NULL);
|
|
assert(c->record_streams && c->output_streams);
|
|
|
|
c->rrobin_index = PA_IDXSET_INVALID;
|
|
c->subscription = NULL;
|
|
|
|
pa_idxset_put(p->connections, c, NULL);
|
|
|
|
|
|
#ifdef SCM_CREDENTIALS
|
|
if (pa_iochannel_creds_supported(io))
|
|
pa_iochannel_creds_enable(io);
|
|
|
|
#endif
|
|
}
|
|
|
|
/*** module entry points ***/
|
|
|
|
static int load_key(pa_protocol_native*p, const char*fn) {
|
|
assert(p);
|
|
|
|
p->auth_cookie_in_property = 0;
|
|
|
|
if (!fn && pa_authkey_prop_get(p->core, PA_NATIVE_COOKIE_PROPERTY_NAME, p->auth_cookie, sizeof(p->auth_cookie)) >= 0) {
|
|
pa_log_info(__FILE__": using already loaded auth cookie.");
|
|
pa_authkey_prop_ref(p->core, PA_NATIVE_COOKIE_PROPERTY_NAME);
|
|
p->auth_cookie_in_property = 1;
|
|
return 0;
|
|
}
|
|
|
|
if (!fn)
|
|
fn = PA_NATIVE_COOKIE_FILE;
|
|
|
|
if (pa_authkey_load_auto(fn, p->auth_cookie, sizeof(p->auth_cookie)) < 0)
|
|
return -1;
|
|
|
|
pa_log_info(__FILE__": loading cookie from disk.");
|
|
|
|
if (pa_authkey_prop_put(p->core, PA_NATIVE_COOKIE_PROPERTY_NAME, p->auth_cookie, sizeof(p->auth_cookie)) >= 0)
|
|
p->auth_cookie_in_property = 1;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static pa_protocol_native* protocol_new_internal(pa_core *c, pa_module *m, pa_modargs *ma) {
|
|
pa_protocol_native *p;
|
|
int public = 0;
|
|
assert(c && ma);
|
|
|
|
if (pa_modargs_get_value_boolean(ma, "auth-anonymous", &public) < 0) {
|
|
pa_log(__FILE__": auth-anonymous= expects a boolean argument.");
|
|
return NULL;
|
|
}
|
|
|
|
p = pa_xnew(pa_protocol_native, 1);
|
|
p->core = c;
|
|
p->module = m;
|
|
p->public = public;
|
|
p->server = NULL;
|
|
|
|
#ifdef SCM_CREDENTIALS
|
|
p->auth_group = pa_xstrdup(pa_modargs_get_value(ma, "auth-group", NULL));
|
|
#endif
|
|
|
|
if (load_key(p, pa_modargs_get_value(ma, "cookie", NULL)) < 0) {
|
|
pa_xfree(p);
|
|
return NULL;
|
|
}
|
|
|
|
p->connections = pa_idxset_new(NULL, NULL);
|
|
assert(p->connections);
|
|
|
|
return p;
|
|
}
|
|
|
|
pa_protocol_native* pa_protocol_native_new(pa_core *core, pa_socket_server *server, pa_module *m, pa_modargs *ma) {
|
|
char t[256];
|
|
pa_protocol_native *p;
|
|
|
|
if (!(p = protocol_new_internal(core, m, ma)))
|
|
return NULL;
|
|
|
|
p->server = server;
|
|
pa_socket_server_set_callback(p->server, on_connection, p);
|
|
|
|
if (pa_socket_server_get_address(p->server, t, sizeof(t))) {
|
|
pa_strlist *l;
|
|
l = pa_property_get(core, PA_NATIVE_SERVER_PROPERTY_NAME);
|
|
l = pa_strlist_prepend(l, t);
|
|
pa_property_replace(core, PA_NATIVE_SERVER_PROPERTY_NAME, l);
|
|
}
|
|
|
|
return p;
|
|
}
|
|
|
|
void pa_protocol_native_free(pa_protocol_native *p) {
|
|
struct connection *c;
|
|
assert(p);
|
|
|
|
while ((c = pa_idxset_first(p->connections, NULL)))
|
|
connection_free(c);
|
|
pa_idxset_free(p->connections, NULL, NULL);
|
|
|
|
if (p->server) {
|
|
char t[256];
|
|
|
|
if (pa_socket_server_get_address(p->server, t, sizeof(t))) {
|
|
pa_strlist *l;
|
|
l = pa_property_get(p->core, PA_NATIVE_SERVER_PROPERTY_NAME);
|
|
l = pa_strlist_remove(l, t);
|
|
|
|
if (l)
|
|
pa_property_replace(p->core, PA_NATIVE_SERVER_PROPERTY_NAME, l);
|
|
else
|
|
pa_property_remove(p->core, PA_NATIVE_SERVER_PROPERTY_NAME);
|
|
}
|
|
|
|
pa_socket_server_unref(p->server);
|
|
}
|
|
|
|
if (p->auth_cookie_in_property)
|
|
pa_authkey_prop_unref(p->core, PA_NATIVE_COOKIE_PROPERTY_NAME);
|
|
|
|
#ifdef SCM_CREDENTIALS
|
|
pa_xfree(p->auth_group);
|
|
#endif
|
|
pa_xfree(p);
|
|
}
|
|
|
|
pa_protocol_native* pa_protocol_native_new_iochannel(pa_core*core, pa_iochannel *io, pa_module *m, pa_modargs *ma) {
|
|
pa_protocol_native *p;
|
|
|
|
if (!(p = protocol_new_internal(core, m, ma)))
|
|
return NULL;
|
|
|
|
on_connection(NULL, io, p);
|
|
|
|
return p;
|
|
}
|