#include <config.h>
#endif
-#include <stdio.h>
#include <assert.h>
#include <stdlib.h>
+#include <stdio.h>
#include <string.h>
-#include <sys/types.h>
-#include <sys/socket.h>
-#include <netdb.h>
-#include "polyplib.h"
-#include "native-common.h"
-#include "pdispatch.h"
-#include "pstream.h"
-#include "dynarray.h"
-#include "socket-client.h"
+#include "polyplib-scache.h"
+#include "polyplib-internal.h"
#include "pstream-util.h"
-#include "authkey.h"
-#include "util.h"
-#include "xmalloc.h"
-
-#define DEFAULT_MAXLENGTH 204800
-#define DEFAULT_TLENGTH 10240
-#define DEFAULT_PREBUF 4096
-#define DEFAULT_MINREQ 1024
-#define DEFAULT_FRAGSIZE 1024
-
-#define DEFAULT_TIMEOUT (5*60)
-#define DEFAULT_SERVER "/tmp/polypaudio/native"
-#define DEFAULT_PORT "4713"
-
-struct pa_context {
- char *name;
- struct pa_mainloop_api* mainloop;
- struct pa_socket_client *client;
- struct pa_pstream *pstream;
- struct pa_pdispatch *pdispatch;
- struct pa_dynarray *record_streams, *playback_streams;
- struct pa_stream *first_stream;
- uint32_t ctag;
- uint32_t error;
- enum {
- CONTEXT_UNCONNECTED,
- CONTEXT_CONNECTING,
- CONTEXT_AUTHORIZING,
- CONTEXT_SETTING_NAME,
- CONTEXT_READY,
- CONTEXT_DEAD
- } state;
-
- void (*connect_complete_callback)(struct pa_context*c, int success, void *userdata);
- void *connect_complete_userdata;
-
- void (*drain_complete_callback)(struct pa_context*c, void *userdata);
- void *drain_complete_userdata;
-
- void (*die_callback)(struct pa_context*c, void *userdata);
- void *die_userdata;
-
- void (*stat_callback)(struct pa_context*c, uint32_t count, uint32_t total, void *userdata);
- void *stat_userdata;
-
- void (*play_sample_callback)(struct pa_context*c, int success, void *userdata);
- void *play_sample_userdata;
-
- void (*remove_sample_callback)(struct pa_context*c, int success, void *userdata);
- void *remove_sample_userdata;
-
- void (*get_server_info_callback)(struct pa_context*c, const struct pa_server_info* i, void *userdata);
- void *get_server_info_userdata;
-
- void (*get_sink_info_callback)(struct pa_context*c, const struct pa_sink_info* i, int is_last, void *userdata);
- void *get_sink_info_userdata;
-
- void (*get_source_info_callback)(struct pa_context*c, const struct pa_source_info* i, int is_last, void *userdata);
- void *get_source_info_userdata;
-
- void (*subscribe_callback)(struct pa_context *c, enum pa_subscription_event_type t, uint32_t index, void *userdata);
- void *subscribe_userdata;
- enum pa_subscription_mask subscribe_mask;
-
- void (*get_client_info_callback)(struct pa_context*c, const struct pa_client_info* i, int is_last, void *userdata);
- void *get_client_info_userdata;
-
- void (*get_module_info_callback)(struct pa_context*c, const struct pa_module_info* i, int is_last, void *userdata);
- void *get_module_info_userdata;
-
- uint8_t auth_cookie[PA_NATIVE_COOKIE_LENGTH];
-};
-
-struct pa_stream {
- struct pa_context *context;
- struct pa_stream *next, *previous;
-
- char *name;
- struct pa_buffer_attr buffer_attr;
- struct pa_sample_spec sample_spec;
- uint32_t channel;
- int channel_valid;
- uint32_t device_index;
- enum pa_stream_direction direction;
-
- enum { STREAM_CREATING, STREAM_READY, STREAM_DEAD} state;
- uint32_t requested_bytes;
-
- void (*read_callback)(struct pa_stream *p, const void*data, size_t length, void *userdata);
- void *read_userdata;
-
- void (*write_callback)(struct pa_stream *p, size_t length, void *userdata);
- void *write_userdata;
-
- void (*create_complete_callback)(struct pa_stream *s, int success, void *userdata);
- void *create_complete_userdata;
-
- void (*drain_complete_callback)(struct pa_stream *s, void *userdata);
- void *drain_complete_userdata;
-
- void (*die_callback)(struct pa_stream*c, void *userdata);
- void *die_userdata;
-
- void (*get_latency_callback)(struct pa_stream*c, uint32_t latency, void *userdata);
- void *get_latency_userdata;
-
- void (*finish_sample_callback)(struct pa_stream*c, int success, void *userdata);
- void *finish_sample_userdata;
-};
-
-static void command_request(struct pa_pdispatch *pd, uint32_t command, uint32_t tag, struct pa_tagstruct *t, void *userdata);
-static void command_playback_stream_killed(struct pa_pdispatch *pd, uint32_t command, uint32_t tag, struct pa_tagstruct *t, void *userdata);
-static void command_subscribe_event(struct pa_pdispatch *pd, uint32_t command, uint32_t tag, struct pa_tagstruct *t, void *userdata);
-
-static const struct pa_pdispatch_command command_table[PA_COMMAND_MAX] = {
- [PA_COMMAND_ERROR] = { NULL },
- [PA_COMMAND_REPLY] = { NULL },
- [PA_COMMAND_CREATE_PLAYBACK_STREAM] = { NULL },
- [PA_COMMAND_DELETE_PLAYBACK_STREAM] = { NULL },
- [PA_COMMAND_CREATE_RECORD_STREAM] = { NULL },
- [PA_COMMAND_DELETE_RECORD_STREAM] = { NULL },
- [PA_COMMAND_EXIT] = { NULL },
- [PA_COMMAND_REQUEST] = { command_request },
- [PA_COMMAND_PLAYBACK_STREAM_KILLED] = { command_playback_stream_killed },
- [PA_COMMAND_RECORD_STREAM_KILLED] = { command_playback_stream_killed },
- [PA_COMMAND_SUBSCRIBE_EVENT] = { command_subscribe_event },
-};
-
-struct pa_context *pa_context_new(struct pa_mainloop_api *mainloop, const char *name) {
- struct pa_context *c;
- assert(mainloop && name);
-
- c = pa_xmalloc(sizeof(struct pa_context));
- c->name = pa_xstrdup(name);
- c->mainloop = mainloop;
- c->client = NULL;
- c->pstream = NULL;
- c->pdispatch = NULL;
- c->playback_streams = pa_dynarray_new();
- assert(c->playback_streams);
- c->record_streams = pa_dynarray_new();
- assert(c->record_streams);
- c->first_stream = NULL;
- c->error = PA_ERROR_OK;
- c->state = CONTEXT_UNCONNECTED;
- c->ctag = 0;
- c->connect_complete_callback = NULL;
- c->connect_complete_userdata = NULL;
-
- c->drain_complete_callback = NULL;
- c->drain_complete_userdata = NULL;
-
- c->die_callback = NULL;
- c->die_userdata = NULL;
-
- c->stat_callback = NULL;
- c->stat_userdata = NULL;
-
- c->play_sample_callback = NULL;
- c->play_sample_userdata = NULL;
-
- c->remove_sample_callback = NULL;
- c->remove_sample_userdata = NULL;
-
- c->get_server_info_callback = NULL;
- c->get_server_info_userdata = NULL;
-
- c->get_sink_info_callback = NULL;
- c->get_sink_info_userdata = NULL;
-
- c->get_source_info_callback = NULL;
- c->get_source_info_userdata = NULL;
-
- c->subscribe_callback = NULL;
- c->subscribe_userdata = NULL;
-
- c->get_client_info_callback = NULL;
- c->get_client_info_userdata = NULL;
-
- c->get_module_info_callback = NULL;
- c->get_module_info_userdata = NULL;
-
- pa_check_for_sigpipe();
- return c;
-}
-
-void pa_context_free(struct pa_context *c) {
- assert(c);
-
- while (c->first_stream)
- pa_stream_free(c->first_stream);
-
- if (c->client)
- pa_socket_client_free(c->client);
- if (c->pdispatch)
- pa_pdispatch_free(c->pdispatch);
- if (c->pstream)
- pa_pstream_free(c->pstream);
- if (c->record_streams)
- pa_dynarray_free(c->record_streams, NULL, NULL);
- if (c->playback_streams)
- pa_dynarray_free(c->playback_streams, NULL, NULL);
-
- pa_xfree(c->name);
- pa_xfree(c);
-}
-
-static void stream_dead(struct pa_stream *s) {
- assert(s);
-
- if (s->state == STREAM_DEAD)
- return;
-
- if (s->state == STREAM_READY) {
- s->state = STREAM_DEAD;
- if (s->die_callback)
- s->die_callback(s, s->die_userdata);
- } else
- s->state = STREAM_DEAD;
-}
-
-static void context_dead(struct pa_context *c) {
- struct pa_stream *s;
- assert(c);
-
- if (c->state == CONTEXT_DEAD)
- return;
-
- if (c->pdispatch)
- pa_pdispatch_free(c->pdispatch);
- c->pdispatch = NULL;
-
- if (c->pstream)
- pa_pstream_free(c->pstream);
- c->pstream = NULL;
-
- if (c->client)
- pa_socket_client_free(c->client);
- c->client = NULL;
-
- for (s = c->first_stream; s; s = s->next)
- stream_dead(s);
-
- if (c->state == CONTEXT_READY) {
- c->state = CONTEXT_DEAD;
- if (c->die_callback)
- c->die_callback(c, c->die_userdata);
- } else
- c->state = CONTEXT_DEAD;
-}
-
-static void pstream_die_callback(struct pa_pstream *p, void *userdata) {
- struct pa_context *c = userdata;
- assert(p && c);
- c->error = PA_ERROR_CONNECTIONTERMINATED;
- context_dead(c);
-}
-
-static void pstream_packet_callback(struct pa_pstream *p, struct pa_packet *packet, void *userdata) {
- struct pa_context *c = userdata;
- assert(p && packet && c);
-
- if (pa_pdispatch_run(c->pdispatch, packet, c) < 0) {
- fprintf(stderr, "polyp.c: invalid packet.\n");
- c->error = PA_ERROR_PROTOCOL;
- context_dead(c);
- }
-}
-
-static void pstream_memblock_callback(struct pa_pstream *p, uint32_t channel, int32_t delta, const struct pa_memchunk *chunk, void *userdata) {
- struct pa_context *c = userdata;
- struct pa_stream *s;
- assert(p && chunk && c && chunk->memblock && chunk->memblock->data);
-
- if (!(s = pa_dynarray_get(c->record_streams, channel)))
- return;
-
- if (s->read_callback)
- s->read_callback(s, chunk->memblock->data + chunk->index, chunk->length, s->read_userdata);
-}
-
-static int handle_error(struct pa_context *c, uint32_t command, struct pa_tagstruct *t) {
- assert(c && t);
-
- if (command == PA_COMMAND_ERROR) {
- if (pa_tagstruct_getu32(t, &c->error) < 0) {
- c->error = PA_ERROR_PROTOCOL;
- return -1;
- }
-
- return 0;
- }
-
- c->error = (command == PA_COMMAND_TIMEOUT) ? PA_ERROR_TIMEOUT : PA_ERROR_INTERNAL;
- return -1;
-}
-
-static void setup_complete_callback(struct pa_pdispatch *pd, uint32_t command, uint32_t tag, struct pa_tagstruct *t, void *userdata) {
- struct pa_context *c = userdata;
- assert(pd && c && (c->state == CONTEXT_AUTHORIZING || c->state == CONTEXT_SETTING_NAME));
-
- if (command != PA_COMMAND_REPLY) {
- handle_error(c, command, t);
- context_dead(c);
-
- if (c->connect_complete_callback)
- c->connect_complete_callback(c, 0, c->connect_complete_userdata);
-
- return;
- }
-
- if (c->state == CONTEXT_AUTHORIZING) {
- struct pa_tagstruct *t;
- c->state = CONTEXT_SETTING_NAME;
- t = pa_tagstruct_new(NULL, 0);
- assert(t);
- pa_tagstruct_putu32(t, PA_COMMAND_SET_NAME);
- pa_tagstruct_putu32(t, tag = c->ctag++);
- pa_tagstruct_puts(t, c->name);
- pa_pstream_send_tagstruct(c->pstream, t);
- pa_pdispatch_register_reply(c->pdispatch, tag, DEFAULT_TIMEOUT, setup_complete_callback, c);
- } else {
- assert(c->state == CONTEXT_SETTING_NAME);
-
- c->state = CONTEXT_READY;
-
- if (c->connect_complete_callback)
- c->connect_complete_callback(c, 1, c->connect_complete_userdata);
- }
-
- return;
-}
-
-static void on_connection(struct pa_socket_client *client, struct pa_iochannel*io, void *userdata) {
- struct pa_context *c = userdata;
+void pa_stream_connect_upload(struct pa_stream *s, size_t length) {
struct pa_tagstruct *t;
uint32_t tag;
- assert(client && c && c->state == CONTEXT_CONNECTING);
-
- pa_socket_client_free(client);
- c->client = NULL;
-
- if (!io) {
- c->error = PA_ERROR_CONNECTIONREFUSED;
- context_dead(c);
-
- if (c->connect_complete_callback)
- c->connect_complete_callback(c, 0, c->connect_complete_userdata);
-
- return;
- }
-
- c->pstream = pa_pstream_new(c->mainloop, io);
- assert(c->pstream);
- pa_pstream_set_die_callback(c->pstream, pstream_die_callback, c);
- pa_pstream_set_recieve_packet_callback(c->pstream, pstream_packet_callback, c);
- pa_pstream_set_recieve_memblock_callback(c->pstream, pstream_memblock_callback, c);
- c->pdispatch = pa_pdispatch_new(c->mainloop, command_table, PA_COMMAND_MAX);
- assert(c->pdispatch);
+ assert(s && length);
- t = pa_tagstruct_new(NULL, 0);
- assert(t);
- pa_tagstruct_putu32(t, PA_COMMAND_AUTH);
- pa_tagstruct_putu32(t, tag = c->ctag++);
- pa_tagstruct_put_arbitrary(t, c->auth_cookie, sizeof(c->auth_cookie));
- pa_pstream_send_tagstruct(c->pstream, t);
- pa_pdispatch_register_reply(c->pdispatch, tag, DEFAULT_TIMEOUT, setup_complete_callback, c);
- c->state = CONTEXT_AUTHORIZING;
-}
-
-static struct sockaddr *resolve_server(const char *server, size_t *len) {
- struct sockaddr *sa;
- struct addrinfo hints, *result = NULL;
- char *port;
- assert(server && len);
-
- if ((port = strrchr(server, ':')))
- port++;
- if (!port)
- port = DEFAULT_PORT;
-
- memset(&hints, 0, sizeof(hints));
- hints.ai_family = PF_UNSPEC;
- hints.ai_socktype = SOCK_STREAM;
- hints.ai_protocol = 0;
-
- if (getaddrinfo(server, port, &hints, &result) != 0)
- return NULL;
- assert(result);
-
- sa = pa_xmalloc(*len = result->ai_addrlen);
- memcpy(sa, result->ai_addr, *len);
-
- freeaddrinfo(result);
-
- return sa;
-}
-
-int pa_context_connect(struct pa_context *c, const char *server, void (*complete) (struct pa_context*c, int success, void *userdata), void *userdata) {
- assert(c && c->state == CONTEXT_UNCONNECTED);
-
- if (pa_authkey_load_from_home(PA_NATIVE_COOKIE_FILE, c->auth_cookie, sizeof(c->auth_cookie)) < 0) {
- c->error = PA_ERROR_AUTHKEY;
- return -1;
- }
-
- if (!server)
- if (!(server = getenv("POLYP_SERVER")))
- server = DEFAULT_SERVER;
-
- assert(!c->client);
+ pa_stream_ref(s);
- if (*server == '/') {
- if (!(c->client = pa_socket_client_new_unix(c->mainloop, server))) {
- c->error = PA_ERROR_CONNECTIONREFUSED;
- return -1;
- }
- } else {
- struct sockaddr* sa;
- size_t sa_len;
-
- if (!(sa = resolve_server(server, &sa_len))) {
- c->error = PA_ERROR_INVALIDSERVER;
- return -1;
- }
-
- c->client = pa_socket_client_new_sockaddr(c->mainloop, sa, sa_len);
- pa_xfree(sa);
-
- if (!c->client) {
- c->error = PA_ERROR_CONNECTIONREFUSED;
- return -1;
- }
- }
-
- c->connect_complete_callback = complete;
- c->connect_complete_userdata = userdata;
-
- pa_socket_client_set_callback(c->client, on_connection, c);
- c->state = CONTEXT_CONNECTING;
-
- return 0;
-}
-
-int pa_context_is_dead(struct pa_context *c) {
- assert(c);
- return c->state == CONTEXT_DEAD;
-}
-
-int pa_context_is_ready(struct pa_context *c) {
- assert(c);
- return c->state == CONTEXT_READY;
-}
-
-int pa_context_errno(struct pa_context *c) {
- assert(c);
- return c->error;
-}
-
-void pa_context_set_die_callback(struct pa_context *c, void (*cb)(struct pa_context *c, void *userdata), void *userdata) {
- assert(c);
- c->die_callback = cb;
- c->die_userdata = userdata;
-}
-
-static void command_playback_stream_killed(struct pa_pdispatch *pd, uint32_t command, uint32_t tag, struct pa_tagstruct *t, void *userdata) {
- struct pa_context *c = userdata;
- struct pa_stream *s;
- uint32_t channel;
- assert(pd && (command == PA_COMMAND_PLAYBACK_STREAM_KILLED || command == PA_COMMAND_RECORD_STREAM_KILLED) && t && c);
-
- if (pa_tagstruct_getu32(t, &channel) < 0 ||
- !pa_tagstruct_eof(t)) {
- c->error = PA_ERROR_PROTOCOL;
- context_dead(c);
- return;
- }
-
- if (!(s = pa_dynarray_get(command == PA_COMMAND_PLAYBACK_STREAM_KILLED ? c->playback_streams : c->record_streams, channel)))
- return;
-
- c->error = PA_ERROR_KILLED;
- stream_dead(s);
-}
-
-static void command_request(struct pa_pdispatch *pd, uint32_t command, uint32_t tag, struct pa_tagstruct *t, void *userdata) {
- struct pa_stream *s;
- struct pa_context *c = userdata;
- uint32_t bytes, channel;
- assert(pd && command == PA_COMMAND_REQUEST && t && c);
-
- if (pa_tagstruct_getu32(t, &channel) < 0 ||
- pa_tagstruct_getu32(t, &bytes) < 0 ||
- !pa_tagstruct_eof(t)) {
- c->error = PA_ERROR_PROTOCOL;
- context_dead(c);
- return;
- }
-
- if (!(s = pa_dynarray_get(c->playback_streams, channel)))
- return;
-
- if (s->state != STREAM_READY)
- return;
-
- s->requested_bytes += bytes;
-
- if (s->requested_bytes && s->write_callback)
- s->write_callback(s, s->requested_bytes, s->write_userdata);
-}
-
-static void create_stream_callback(struct pa_pdispatch *pd, uint32_t command, uint32_t tag, struct pa_tagstruct *t, void *userdata) {
- struct pa_stream *s = userdata;
- assert(pd && s && s->state == STREAM_CREATING);
-
- if (command != PA_COMMAND_REPLY) {
- if (handle_error(s->context, command, t) < 0) {
- context_dead(s->context);
- return;
- }
-
- stream_dead(s);
- if (s->create_complete_callback)
- s->create_complete_callback(s, 0, s->create_complete_userdata);
-
- return;
- }
-
- if (pa_tagstruct_getu32(t, &s->channel) < 0 ||
- ((s->direction != PA_STREAM_UPLOAD) && pa_tagstruct_getu32(t, &s->device_index) < 0) ||
- !pa_tagstruct_eof(t)) {
- s->context->error = PA_ERROR_PROTOCOL;
- context_dead(s->context);
- return;
- }
-
- s->channel_valid = 1;
- pa_dynarray_put((s->direction == PA_STREAM_RECORD) ? s->context->record_streams : s->context->playback_streams, s->channel, s);
-
- s->state = STREAM_READY;
- if (s->create_complete_callback)
- s->create_complete_callback(s, 1, s->create_complete_userdata);
-}
-
-static void create_stream(struct pa_stream *s, const char *dev) {
- struct pa_tagstruct *t;
- uint32_t tag;
- assert(s);
+ s->state = PA_STREAM_CREATING;
+ s->direction = PA_STREAM_UPLOAD;
- s->state = STREAM_CREATING;
-
t = pa_tagstruct_new(NULL, 0);
- assert(t);
-
- pa_tagstruct_putu32(t, s->direction == PA_STREAM_PLAYBACK ? PA_COMMAND_CREATE_PLAYBACK_STREAM : PA_COMMAND_CREATE_RECORD_STREAM);
+ pa_tagstruct_putu32(t, PA_COMMAND_CREATE_UPLOAD_STREAM);
pa_tagstruct_putu32(t, tag = s->context->ctag++);
pa_tagstruct_puts(t, s->name);
pa_tagstruct_put_sample_spec(t, &s->sample_spec);
- pa_tagstruct_putu32(t, (uint32_t) -1);
- pa_tagstruct_puts(t, dev ? dev : "");
- pa_tagstruct_putu32(t, s->buffer_attr.maxlength);
- if (s->direction == PA_STREAM_PLAYBACK) {
- pa_tagstruct_putu32(t, s->buffer_attr.tlength);
- pa_tagstruct_putu32(t, s->buffer_attr.prebuf);
- pa_tagstruct_putu32(t, s->buffer_attr.minreq);
- } else
- pa_tagstruct_putu32(t, s->buffer_attr.fragsize);
-
+ pa_tagstruct_putu32(t, length);
pa_pstream_send_tagstruct(s->context->pstream, t);
- pa_pdispatch_register_reply(s->context->pdispatch, tag, DEFAULT_TIMEOUT, create_stream_callback, s);
-}
-
-static struct pa_stream *internal_stream_new(struct pa_context *c) {
- struct pa_stream *s;
-
- s = pa_xmalloc(sizeof(struct pa_stream));
- s->context = c;
-
- s->read_callback = NULL;
- s->read_userdata = NULL;
- s->write_callback = NULL;
- s->write_userdata = NULL;
- s->die_callback = NULL;
- s->die_userdata = NULL;
- s->create_complete_callback = NULL;
- s->create_complete_userdata = NULL;
- s->get_latency_callback = NULL;
- s->get_latency_userdata = NULL;
- s->finish_sample_callback = NULL;
- s->finish_sample_userdata = NULL;
-
- s->name = NULL;
- s->state = STREAM_CREATING;
- s->requested_bytes = 0;
- s->channel = 0;
- s->channel_valid = 0;
- s->device_index = (uint32_t) -1;
-
- memset(&s->buffer_attr, 0, sizeof(s->buffer_attr));
-
- s->next = c->first_stream;
- if (s->next)
- s->next->previous = s;
- s->previous = NULL;
- c->first_stream = s;
-
- return s;
-}
-
-struct pa_stream* pa_stream_new(
- struct pa_context *c,
- enum pa_stream_direction dir,
- const char *dev,
- const char *name,
- const struct pa_sample_spec *ss,
- const struct pa_buffer_attr *attr,
- void (*complete) (struct pa_stream*s, int success, void *userdata),
- void *userdata) {
-
- struct pa_stream *s;
-
- assert(c && name && ss && c->state == CONTEXT_READY && (dir == PA_STREAM_PLAYBACK || dir == PA_STREAM_RECORD));
-
- s = internal_stream_new(c);
- assert(s);
-
- s->create_complete_callback = complete;
- s->create_complete_userdata = userdata;
- s->name = pa_xstrdup(name);
- s->state = STREAM_CREATING;
- s->direction = dir;
- s->sample_spec = *ss;
- if (attr)
- s->buffer_attr = *attr;
- else {
- s->buffer_attr.maxlength = DEFAULT_MAXLENGTH;
- s->buffer_attr.tlength = DEFAULT_TLENGTH;
- s->buffer_attr.prebuf = DEFAULT_PREBUF;
- s->buffer_attr.minreq = DEFAULT_MINREQ;
- s->buffer_attr.fragsize = DEFAULT_FRAGSIZE;
- }
-
- create_stream(s, dev);
-
- return s;
-}
-
-void pa_stream_free(struct pa_stream *s) {
- assert(s && s->context);
-
- if (s->context->pdispatch)
- pa_pdispatch_unregister_reply(s->context->pdispatch, s);
-
- pa_xfree(s->name);
-
- if (s->channel_valid && s->context->state == CONTEXT_READY) {
- struct pa_tagstruct *t = pa_tagstruct_new(NULL, 0);
- assert(t);
-
- pa_tagstruct_putu32(t, s->direction == PA_STREAM_PLAYBACK ? PA_COMMAND_DELETE_PLAYBACK_STREAM :
- (s->direction == PA_STREAM_RECORD ? PA_COMMAND_DELETE_RECORD_STREAM : PA_COMMAND_DELETE_UPLOAD_STREAM));
- pa_tagstruct_putu32(t, s->context->ctag++);
- pa_tagstruct_putu32(t, s->channel);
- pa_pstream_send_tagstruct(s->context->pstream, t);
- }
-
- if (s->channel_valid)
- pa_dynarray_put((s->direction == PA_STREAM_PLAYBACK) ? s->context->playback_streams : s->context->record_streams, s->channel, NULL);
+ pa_pdispatch_register_reply(s->context->pdispatch, tag, DEFAULT_TIMEOUT, pa_create_stream_callback, s);
- if (s->next)
- s->next->previous = s->previous;
- if (s->previous)
- s->previous->next = s->next;
- else
- s->context->first_stream = s->next;
-
- pa_xfree(s);
-}
-
-void pa_stream_set_write_callback(struct pa_stream *s, void (*cb)(struct pa_stream *p, size_t length, void *userdata), void *userdata) {
- s->write_callback = cb;
- s->write_userdata = userdata;
-}
-
-void pa_stream_write(struct pa_stream *s, const void *data, size_t length) {
- struct pa_memchunk chunk;
- assert(s && s->context && data && length && s->state == STREAM_READY);
-
- chunk.memblock = pa_memblock_new(length);
- assert(chunk.memblock && chunk.memblock->data);
- memcpy(chunk.memblock->data, data, length);
- chunk.index = 0;
- chunk.length = length;
-
- pa_pstream_send_memblock(s->context->pstream, s->channel, 0, &chunk);
- pa_memblock_unref(chunk.memblock);
-
- /*fprintf(stderr, "Sent %u bytes\n", length);*/
-
- if (length < s->requested_bytes)
- s->requested_bytes -= length;
- else
- s->requested_bytes = 0;
-}
-
-size_t pa_stream_writable_size(struct pa_stream *s) {
- assert(s && s->state == STREAM_READY);
- return s->requested_bytes;
-}
-
-void pa_stream_set_read_callback(struct pa_stream *s, void (*cb)(struct pa_stream *p, const void*data, size_t length, void *userdata), void *userdata) {
- assert(s && cb);
- s->read_callback = cb;
- s->read_userdata = userdata;
-}
-
-int pa_stream_is_dead(struct pa_stream *s) {
- return s->state == STREAM_DEAD;
-}
-
-int pa_stream_is_ready(struct pa_stream*s) {
- return s->state == STREAM_READY;
-}
-
-void pa_stream_set_die_callback(struct pa_stream *s, void (*cb)(struct pa_stream *s, void *userdata), void *userdata) {
- assert(s);
- s->die_callback = cb;
- s->die_userdata = userdata;
-}
-
-int pa_context_is_pending(struct pa_context *c) {
- assert(c);
-
- if (c->state != CONTEXT_READY)
- return 0;
-
- return pa_pstream_is_pending(c->pstream) || pa_pdispatch_is_pending(c->pdispatch);
+ pa_stream_unref(s);
}
-struct pa_context* pa_stream_get_context(struct pa_stream *p) {
- assert(p);
- return p->context;
-}
-
-static void set_dispatch_callbacks(struct pa_context *c);
-
-static void pdispatch_drain_callback(struct pa_pdispatch*pd, void *userdata) {
- set_dispatch_callbacks(userdata);
-}
-
-static void pstream_drain_callback(struct pa_pstream *s, void *userdata) {
- set_dispatch_callbacks(userdata);
-}
-
-static void set_dispatch_callbacks(struct pa_context *c) {
- assert(c && c->state == CONTEXT_READY);
-
- pa_pstream_set_drain_callback(c->pstream, NULL, NULL);
- pa_pdispatch_set_drain_callback(c->pdispatch, NULL, NULL);
-
- if (pa_pdispatch_is_pending(c->pdispatch)) {
- pa_pdispatch_set_drain_callback(c->pdispatch, pdispatch_drain_callback, c);
- return;
- }
-
- if (pa_pstream_is_pending(c->pstream)) {
- pa_pstream_set_drain_callback(c->pstream, pstream_drain_callback, c);
- return;
- }
-
- assert(c->drain_complete_callback);
- c->drain_complete_callback(c, c->drain_complete_userdata);
-}
-
-int pa_context_drain(
- struct pa_context *c,
- void (*complete) (struct pa_context*c, void *userdata),
- void *userdata) {
-
- assert(c && c->state == CONTEXT_READY);
-
- if (complete == NULL) {
- c->drain_complete_callback = NULL;
- pa_pstream_set_drain_callback(c->pstream, NULL, NULL);
- pa_pdispatch_set_drain_callback(c->pdispatch, NULL, NULL);
- return 0;
- }
-
- if (!pa_context_is_pending(c))
- return -1;
-
- c->drain_complete_callback = complete;
- c->drain_complete_userdata = userdata;
-
- set_dispatch_callbacks(c);
-
- return 0;
-}
-
-static void stream_drain_callback(struct pa_pdispatch *pd, uint32_t command, uint32_t tag, struct pa_tagstruct *t, void *userdata) {
- struct pa_stream *s = userdata;
- assert(pd && s);
-
- if (command != PA_COMMAND_REPLY) {
- if (handle_error(s->context, command, t) < 0) {
- context_dead(s->context);
- return;
- }
-
- stream_dead(s);
- return;
- }
-
- if (s->state != STREAM_READY)
- return;
-
- if (!pa_tagstruct_eof(t)) {
- s->context->error = PA_ERROR_PROTOCOL;
- context_dead(s->context);
- return;
- }
-
- if (s->drain_complete_callback) {
- void (*temp) (struct pa_stream*s, void *userdata) = s->drain_complete_callback;
- s->drain_complete_callback = NULL;
- temp(s, s->drain_complete_userdata);
- }
-}
-
-
-void pa_stream_drain(struct pa_stream *s, void (*complete) (struct pa_stream*s, void *userdata), void *userdata) {
+void pa_stream_finish_upload(struct pa_stream *s) {
struct pa_tagstruct *t;
uint32_t tag;
- assert(s && s->state == STREAM_READY);
+ assert(s);
- if (!complete) {
- s->drain_complete_callback = NULL;
+ if (!s->channel_valid || !s->context->state == PA_CONTEXT_READY)
return;
- }
- s->drain_complete_callback = complete;
- s->drain_complete_userdata = userdata;
+ pa_stream_ref(s);
t = pa_tagstruct_new(NULL, 0);
assert(t);
- pa_tagstruct_putu32(t, PA_COMMAND_DRAIN_PLAYBACK_STREAM);
+ pa_tagstruct_putu32(t, PA_COMMAND_FINISH_UPLOAD_STREAM);
pa_tagstruct_putu32(t, tag = s->context->ctag++);
pa_tagstruct_putu32(t, s->channel);
pa_pstream_send_tagstruct(s->context->pstream, t);
- pa_pdispatch_register_reply(s->context->pdispatch, tag, DEFAULT_TIMEOUT, stream_drain_callback, s);
-}
-
-void pa_context_exit(struct pa_context *c) {
- struct pa_tagstruct *t;
- t = pa_tagstruct_new(NULL, 0);
- assert(t);
- pa_tagstruct_putu32(t, PA_COMMAND_EXIT);
- pa_tagstruct_putu32(t, c->ctag++);
- pa_pstream_send_tagstruct(c->pstream, t);
-}
-
-static void context_stat_callback(struct pa_pdispatch *pd, uint32_t command, uint32_t tag, struct pa_tagstruct *t, void *userdata) {
- struct pa_context *c = userdata;
- uint32_t total, count;
- assert(pd && c);
-
- if (command != PA_COMMAND_REPLY) {
- if (handle_error(c, command, t) < 0) {
- context_dead(c);
- return;
- }
-
- if (c->stat_callback)
- c->stat_callback(c, (uint32_t) -1, (uint32_t) -1, c->stat_userdata);
- return;
- }
-
- if (pa_tagstruct_getu32(t, &count) < 0 ||
- pa_tagstruct_getu32(t, &total) < 0 ||
- !pa_tagstruct_eof(t)) {
- c->error = PA_ERROR_PROTOCOL;
- context_dead(c);
- return;
- }
-
- if (c->stat_callback)
- c->stat_callback(c, count, total, c->stat_userdata);
-}
-
-void pa_context_stat(struct pa_context *c, void (*cb)(struct pa_context *c, uint32_t count, uint32_t total, void *userdata), void *userdata) {
- uint32_t tag;
- struct pa_tagstruct *t;
-
- c->stat_callback = cb;
- c->stat_userdata = userdata;
-
- if (cb == NULL)
- return;
-
- t = pa_tagstruct_new(NULL, 0);
- assert(t);
- pa_tagstruct_putu32(t, PA_COMMAND_STAT);
- pa_tagstruct_putu32(t, tag = c->ctag++);
- pa_pstream_send_tagstruct(c->pstream, t);
- pa_pdispatch_register_reply(c->pdispatch, tag, DEFAULT_TIMEOUT, context_stat_callback, c);
-}
-
-static void stream_get_latency_callback(struct pa_pdispatch *pd, uint32_t command, uint32_t tag, struct pa_tagstruct *t, void *userdata) {
- struct pa_stream *s = userdata;
- uint32_t latency;
- assert(pd && s);
-
- if (command != PA_COMMAND_REPLY) {
- if (handle_error(s->context, command, t) < 0) {
- context_dead(s->context);
- return;
- }
-
- if (s->get_latency_callback)
- s->get_latency_callback(s, (uint32_t) -1, s->get_latency_userdata);
- return;
- }
-
- if (pa_tagstruct_getu32(t, &latency) < 0 ||
- !pa_tagstruct_eof(t)) {
- s->context->error = PA_ERROR_PROTOCOL;
- context_dead(s->context);
- return;
- }
-
- if (s->get_latency_callback)
- s->get_latency_callback(s, latency, s->get_latency_userdata);
-}
+ pa_pdispatch_register_reply(s->context->pdispatch, tag, DEFAULT_TIMEOUT, pa_stream_disconnect_callback, s);
-void pa_stream_get_latency(struct pa_stream *p, void (*cb)(struct pa_stream *p, uint32_t latency, void *userdata), void *userdata) {
- uint32_t tag;
- struct pa_tagstruct *t;
-
- p->get_latency_callback = cb;
- p->get_latency_userdata = userdata;
-
- if (cb == NULL)
- return;
-
- t = pa_tagstruct_new(NULL, 0);
- assert(t);
- pa_tagstruct_putu32(t, PA_COMMAND_GET_PLAYBACK_LATENCY);
- pa_tagstruct_putu32(t, tag = p->context->ctag++);
- pa_tagstruct_putu32(t, p->channel);
- pa_pstream_send_tagstruct(p->context->pstream, t);
- pa_pdispatch_register_reply(p->context->pdispatch, tag, DEFAULT_TIMEOUT, stream_get_latency_callback, p);
+ pa_stream_unref(s);
}
-struct pa_stream* pa_context_upload_sample(struct pa_context *c, const char *name, const struct pa_sample_spec *ss, size_t length, void (*cb) (struct pa_stream*s, int success, void *userdata), void *userdata) {
- struct pa_stream *s;
- struct pa_tagstruct *t;
- uint32_t tag;
-
- s = internal_stream_new(c);
- assert(s);
-
- s->create_complete_callback = cb;
- s->create_complete_userdata = userdata;
- s->name = pa_xstrdup(name);
- s->state = STREAM_CREATING;
- s->direction = PA_STREAM_UPLOAD;
- s->sample_spec = *ss;
-
- t = pa_tagstruct_new(NULL, 0);
- assert(t);
- pa_tagstruct_putu32(t, PA_COMMAND_CREATE_UPLOAD_STREAM);
- pa_tagstruct_putu32(t, tag = c->ctag++);
- pa_tagstruct_puts(t, name);
- pa_tagstruct_put_sample_spec(t, ss);
- pa_tagstruct_putu32(t, length);
- pa_pstream_send_tagstruct(c->pstream, t);
- pa_pdispatch_register_reply(c->pdispatch, tag, DEFAULT_TIMEOUT, create_stream_callback, s);
-
- return s;
-}
-
-static void stream_finish_sample_callback(struct pa_pdispatch *pd, uint32_t command, uint32_t tag, struct pa_tagstruct *t, void *userdata) {
- struct pa_stream *s = userdata;
- assert(pd && s);
-
- if (command != PA_COMMAND_REPLY) {
- if (handle_error(s->context, command, t) < 0) {
- context_dead(s->context);
- return;
- }
-
- if (s->finish_sample_callback)
- s->finish_sample_callback(s, 0, s->finish_sample_userdata);
- return;
- }
-
- if (!pa_tagstruct_eof(t)) {
- s->context->error = PA_ERROR_PROTOCOL;
- context_dead(s->context);
- return;
- }
-
- if (s->finish_sample_callback)
- s->finish_sample_callback(s, 1, s->finish_sample_userdata);
-}
-
-void pa_stream_finish_sample(struct pa_stream *p, void (*cb)(struct pa_stream*s, int success, void *userdata), void *userdata) {
- struct pa_tagstruct *t;
- uint32_t tag;
- assert(p);
-
- p->finish_sample_callback = cb;
- p->finish_sample_userdata = userdata;
-
- t = pa_tagstruct_new(NULL, 0);
- assert(t);
- pa_tagstruct_putu32(t, PA_COMMAND_FINISH_UPLOAD_STREAM);
- pa_tagstruct_putu32(t, tag = p->context->ctag++);
- pa_tagstruct_putu32(t, p->channel);
- pa_pstream_send_tagstruct(p->context->pstream, t);
- pa_pdispatch_register_reply(p->context->pdispatch, tag, DEFAULT_TIMEOUT, stream_finish_sample_callback, p);
-}
-
-static void context_play_sample_callback(struct pa_pdispatch *pd, uint32_t command, uint32_t tag, struct pa_tagstruct *t, void *userdata) {
- struct pa_context *c = userdata;
- assert(pd && c);
-
- if (command != PA_COMMAND_REPLY) {
- if (handle_error(c, command, t) < 0) {
- context_dead(c);
- return;
- }
-
- if (c->play_sample_callback)
- c->play_sample_callback(c, 0, c->play_sample_userdata);
- return;
- }
-
- if (!pa_tagstruct_eof(t)) {
- c->error = PA_ERROR_PROTOCOL;
- context_dead(c);
- return;
- }
-
- if (c->play_sample_callback)
- c->play_sample_callback(c, 1, c->play_sample_userdata);
-}
-
-void pa_context_play_sample(struct pa_context *c, const char *name, const char *dev, uint32_t volume, void (*cb)(struct pa_context *c, int success, void *userdata), void *userdata) {
+struct pa_operation * pa_context_play_sample(struct pa_context *c, const char *name, const char *dev, uint32_t volume, void (*cb)(struct pa_context *c, int success, void *userdata), void *userdata) {
+ struct pa_operation *o;
struct pa_tagstruct *t;
uint32_t tag;
assert(c && name && *name && (!dev || *dev));
- c->play_sample_callback = cb;
- c->play_sample_userdata = userdata;
-
- if (!cb)
- return;
+ o = pa_operation_new(c, NULL);
+ o->callback = cb;
+ o->userdata = userdata;
+ if (!dev)
+ dev = getenv(ENV_DEFAULT_SINK);
+
t = pa_tagstruct_new(NULL, 0);
assert(t);
pa_tagstruct_putu32(t, PA_COMMAND_PLAY_SAMPLE);
pa_tagstruct_putu32(t, volume);
pa_tagstruct_puts(t, name);
pa_pstream_send_tagstruct(c->pstream, t);
- pa_pdispatch_register_reply(c->pdispatch, tag, DEFAULT_TIMEOUT, context_play_sample_callback, c);
-}
-
-static void context_remove_sample_callback(struct pa_pdispatch *pd, uint32_t command, uint32_t tag, struct pa_tagstruct *t, void *userdata) {
- struct pa_context *c = userdata;
- assert(pd && c);
-
- if (command != PA_COMMAND_REPLY) {
- if (handle_error(c, command, t) < 0) {
- context_dead(c);
- return;
- }
+ pa_pdispatch_register_reply(c->pdispatch, tag, DEFAULT_TIMEOUT, pa_context_simple_ack_callback, o);
- if (c->remove_sample_callback)
- c->remove_sample_callback(c, 0, c->remove_sample_userdata);
- return;
- }
-
- if (!pa_tagstruct_eof(t)) {
- c->error = PA_ERROR_PROTOCOL;
- context_dead(c);
- return;
- }
-
- if (c->remove_sample_callback)
- c->remove_sample_callback(c, 1, c->remove_sample_userdata);
+ return pa_operation_ref(o);
}
-void pa_context_remove_sample(struct pa_context *c, const char *name, void (*cb)(struct pa_context *c, int success, void *userdata), void *userdata) {
+struct pa_operation* pa_context_remove_sample(struct pa_context *c, const char *name, void (*cb)(struct pa_context *c, int success, void *userdata), void *userdata) {
+ struct pa_operation *o;
struct pa_tagstruct *t;
uint32_t tag;
assert(c && name);
- c->remove_sample_callback = cb;
- c->remove_sample_userdata = userdata;
-
- if (!cb)
- return;
+ o = pa_operation_new(c, NULL);
+ o->callback = cb;
+ o->userdata = userdata;
t = pa_tagstruct_new(NULL, 0);
assert(t);
pa_tagstruct_putu32(t, tag = c->ctag++);
pa_tagstruct_puts(t, name);
pa_pstream_send_tagstruct(c->pstream, t);
- pa_pdispatch_register_reply(c->pdispatch, tag, DEFAULT_TIMEOUT, context_remove_sample_callback, c);
-}
-
-static void context_get_server_info_callback(struct pa_pdispatch *pd, uint32_t command, uint32_t tag, struct pa_tagstruct *t, void *userdata) {
- struct pa_context *c = userdata;
- struct pa_server_info i;
- assert(pd && c);
+ pa_pdispatch_register_reply(c->pdispatch, tag, DEFAULT_TIMEOUT, pa_context_simple_ack_callback, o);
- if (command != PA_COMMAND_REPLY) {
- if (handle_error(c, command, t) < 0) {
- context_dead(c);
- return;
- }
-
- if (c->get_server_info_callback)
- c->get_server_info_callback(c, NULL, c->get_server_info_userdata);
- return;
- }
-
- if (pa_tagstruct_gets(t, &i.server_name) < 0 ||
- pa_tagstruct_gets(t, &i.server_version) < 0 ||
- pa_tagstruct_gets(t, &i.user_name) < 0 ||
- pa_tagstruct_gets(t, &i.host_name) < 0 ||
- pa_tagstruct_get_sample_spec(t, &i.sample_spec) < 0 ||
- !pa_tagstruct_eof(t)) {
- c->error = PA_ERROR_PROTOCOL;
- context_dead(c);
- return;
- }
-
- if (c->get_server_info_callback)
- c->get_server_info_callback(c, &i, c->get_server_info_userdata);
+ return pa_operation_ref(o);
}
-void pa_context_get_server_info(struct pa_context *c, void (*cb)(struct pa_context *c, const struct pa_server_info*i, void *userdata), void *userdata) {
- struct pa_tagstruct *t;
- uint32_t tag;
- assert(c);
-
- c->get_server_info_callback = cb;
- c->get_server_info_userdata = userdata;
-
- if (!cb)
- return;
-
- t = pa_tagstruct_new(NULL, 0);
- assert(t);
- pa_tagstruct_putu32(t, PA_COMMAND_GET_SERVER_INFO);
- pa_tagstruct_putu32(t, tag = c->ctag++);
- pa_pstream_send_tagstruct(c->pstream, t);
- pa_pdispatch_register_reply(c->pdispatch, tag, DEFAULT_TIMEOUT, context_get_server_info_callback, c);
-}
-
-static void context_get_sink_info_callback(struct pa_pdispatch *pd, uint32_t command, uint32_t tag, struct pa_tagstruct *t, void *userdata) {
- struct pa_context *c = userdata;
- assert(pd && c);
-
- if (command != PA_COMMAND_REPLY) {
- if (handle_error(c, command, t) < 0) {
- context_dead(c);
- return;
- }
-
- if (c->get_sink_info_callback)
- c->get_sink_info_callback(c, NULL, 0, c->get_sink_info_userdata);
- return;
- }
-
- while (!pa_tagstruct_eof(t)) {
- struct pa_sink_info i;
-
- if (pa_tagstruct_getu32(t, &i.index) < 0 ||
- pa_tagstruct_gets(t, &i.name) < 0 ||
- pa_tagstruct_gets(t, &i.description) < 0 ||
- pa_tagstruct_get_sample_spec(t, &i.sample_spec) < 0 ||
- pa_tagstruct_getu32(t, &i.owner_module) < 0 ||
- pa_tagstruct_getu32(t, &i.volume) < 0 ||
- pa_tagstruct_getu32(t, &i.monitor_source) < 0 ||
- pa_tagstruct_gets(t, &i.monitor_source_name) < 0 ||
- pa_tagstruct_getu32(t, &i.latency) < 0) {
- c->error = PA_ERROR_PROTOCOL;
- context_dead(c);
- return;
- }
-
- if (c->get_sink_info_callback)
- c->get_sink_info_callback(c, &i, 0, c->get_sink_info_userdata);
- }
-
- if (c->get_sink_info_callback)
- c->get_sink_info_callback(c, NULL, 1, c->get_sink_info_userdata);
-}
-
-void pa_context_get_sink_info_list(struct pa_context *c, void (*cb)(struct pa_context *c, const struct pa_sink_info *i, int is_last, void *userdata), void *userdata) {
- struct pa_tagstruct *t;
- uint32_t tag;
- assert(c);
-
- c->get_sink_info_callback = cb;
- c->get_sink_info_userdata = userdata;
-
- if (!cb)
- return;
-
- t = pa_tagstruct_new(NULL, 0);
- assert(t);
- pa_tagstruct_putu32(t, PA_COMMAND_GET_SINK_INFO_LIST);
- pa_tagstruct_putu32(t, tag = c->ctag++);
- pa_pstream_send_tagstruct(c->pstream, t);
- pa_pdispatch_register_reply(c->pdispatch, tag, DEFAULT_TIMEOUT, context_get_sink_info_callback, c);
-}
-
-static void context_get_source_info_callback(struct pa_pdispatch *pd, uint32_t command, uint32_t tag, struct pa_tagstruct *t, void *userdata) {
- struct pa_context *c = userdata;
- assert(pd && c);
-
- if (command != PA_COMMAND_REPLY) {
- if (handle_error(c, command, t) < 0) {
- context_dead(c);
- return;
- }
-
- if (c->get_source_info_callback)
- c->get_source_info_callback(c, NULL, 0, c->get_source_info_userdata);
- return;
- }
-
- while (!pa_tagstruct_eof(t)) {
- struct pa_source_info i;
-
- if (pa_tagstruct_getu32(t, &i.index) < 0 ||
- pa_tagstruct_gets(t, &i.name) < 0 ||
- pa_tagstruct_gets(t, &i.description) < 0 ||
- pa_tagstruct_get_sample_spec(t, &i.sample_spec) < 0 ||
- pa_tagstruct_getu32(t, &i.owner_module) < 0 ||
- pa_tagstruct_getu32(t, &i.monitor_of_sink) < 0 ||
- pa_tagstruct_gets(t, &i.monitor_of_sink_name) < 0) {
- c->error = PA_ERROR_PROTOCOL;
- context_dead(c);
- return;
- }
-
- if (c->get_source_info_callback)
- c->get_source_info_callback(c, &i, 0, c->get_source_info_userdata);
- }
-
- if (c->get_source_info_callback)
- c->get_source_info_callback(c, NULL, 1, c->get_source_info_userdata);
-}
-
-void pa_context_get_source_info_list(struct pa_context *c, void (*cb)(struct pa_context *c, const struct pa_source_info *i, int is_last, void *userdata), void *userdata) {
- struct pa_tagstruct *t;
- uint32_t tag;
- assert(c);
-
- c->get_source_info_callback = cb;
- c->get_source_info_userdata = userdata;
-
- if (!cb)
- return;
-
- t = pa_tagstruct_new(NULL, 0);
- assert(t);
- pa_tagstruct_putu32(t, PA_COMMAND_GET_SOURCE_INFO_LIST);
- pa_tagstruct_putu32(t, tag = c->ctag++);
- pa_pstream_send_tagstruct(c->pstream, t);
- pa_pdispatch_register_reply(c->pdispatch, tag, DEFAULT_TIMEOUT, context_get_source_info_callback, c);
-}
-
-void pa_context_subscribe(struct pa_context *c, enum pa_subscription_mask m, void (*cb)(struct pa_context *c, enum pa_subscription_event_type t, uint32_t index, void *userdata), void *userdata) {
- struct pa_tagstruct *t;
- assert(c);
-
- c->subscribe_callback = cb;
- c->subscribe_userdata = userdata;
- c->subscribe_mask = m;
-
- t = pa_tagstruct_new(NULL, 0);
- assert(t);
- pa_tagstruct_putu32(t, PA_COMMAND_SUBSCRIBE);
- pa_tagstruct_putu32(t, c->ctag++);
- pa_tagstruct_putu32(t, cb ? m : 0);
- pa_pstream_send_tagstruct(c->pstream, t);
-}
-
-static void command_subscribe_event(struct pa_pdispatch *pd, uint32_t command, uint32_t tag, struct pa_tagstruct *t, void *userdata) {
- struct pa_context *c = userdata;
- enum pa_subscription_event_type e;
- uint32_t index;
- assert(pd && command == PA_COMMAND_SUBSCRIBE_EVENT && t && c);
-
- if (pa_tagstruct_getu32(t, &e) < 0 ||
- pa_tagstruct_getu32(t, &index) < 0 ||
- !pa_tagstruct_eof(t)) {
- c->error = PA_ERROR_PROTOCOL;
- context_dead(c);
- return;
- }
-
- if (pa_subscription_match_flags(c->subscribe_mask, e) && c->subscribe_callback)
- c->subscribe_callback(c, e, index, c->subscribe_userdata);
-}
-
-void pa_context_get_sink_info_by_index(struct pa_context *c, uint32_t index, void (*cb)(struct pa_context *c, const struct pa_sink_info *i, int is_last, void *userdata), void *userdata) {
- struct pa_tagstruct *t;
- uint32_t tag;
- assert(c);
-
- c->get_sink_info_callback = cb;
- c->get_sink_info_userdata = userdata;
-
- if (!cb)
- return;
-
- t = pa_tagstruct_new(NULL, 0);
- assert(t);
- pa_tagstruct_putu32(t, PA_COMMAND_GET_SINK_INFO);
- pa_tagstruct_putu32(t, tag = c->ctag++);
- pa_tagstruct_putu32(t, index);
- pa_tagstruct_puts(t, "");
- pa_pstream_send_tagstruct(c->pstream, t);
- pa_pdispatch_register_reply(c->pdispatch, tag, DEFAULT_TIMEOUT, context_get_sink_info_callback, c);
-}
-
-void pa_context_get_source_info_by_index(struct pa_context *c, uint32_t index, void (*cb)(struct pa_context *c, const struct pa_source_info *i, int is_last, void *userdata), void *userdata) {
- struct pa_tagstruct *t;
- uint32_t tag;
- assert(c);
-
- c->get_source_info_callback = cb;
- c->get_source_info_userdata = userdata;
-
- if (!cb)
- return;
-
- t = pa_tagstruct_new(NULL, 0);
- assert(t);
- pa_tagstruct_putu32(t, PA_COMMAND_GET_SOURCE_INFO);
- pa_tagstruct_putu32(t, tag = c->ctag++);
- pa_tagstruct_putu32(t, index);
- pa_tagstruct_puts(t, "");
- pa_pstream_send_tagstruct(c->pstream, t);
- pa_pdispatch_register_reply(c->pdispatch, tag, DEFAULT_TIMEOUT, context_get_source_info_callback, c);
-}
-
-static void context_get_client_info_callback(struct pa_pdispatch *pd, uint32_t command, uint32_t tag, struct pa_tagstruct *t, void *userdata) {
- struct pa_context *c = userdata;
- assert(pd && c);
-
- if (command != PA_COMMAND_REPLY) {
- if (handle_error(c, command, t) < 0) {
- context_dead(c);
- return;
- }
-
- if (c->get_client_info_callback)
- c->get_client_info_callback(c, NULL, 0, c->get_client_info_userdata);
- return;
- }
-
- while (!pa_tagstruct_eof(t)) {
- struct pa_client_info i;
-
- if (pa_tagstruct_getu32(t, &i.index) < 0 ||
- pa_tagstruct_gets(t, &i.name) < 0 ||
- pa_tagstruct_gets(t, &i.protocol_name) < 0 ||
- pa_tagstruct_getu32(t, &i.owner_module) < 0) {
- c->error = PA_ERROR_PROTOCOL;
- context_dead(c);
- return;
- }
-
- if (c->get_client_info_callback)
- c->get_client_info_callback(c, &i, 0, c->get_client_info_userdata);
- }
-
- if (c->get_client_info_callback)
- c->get_client_info_callback(c, NULL, 1, c->get_client_info_userdata);
-}
-
-
-void pa_context_get_client_info(struct pa_context *c, uint32_t index, void (*cb)(struct pa_context *c, const struct pa_client_info*i, int is_last, void *userdata), void *userdata) {
- struct pa_tagstruct *t;
- uint32_t tag;
- assert(c);
-
- c->get_client_info_callback = cb;
- c->get_client_info_userdata = userdata;
-
- if (!cb)
- return;
-
- t = pa_tagstruct_new(NULL, 0);
- assert(t);
- pa_tagstruct_putu32(t, PA_COMMAND_GET_CLIENT_INFO);
- pa_tagstruct_putu32(t, tag = c->ctag++);
- pa_tagstruct_putu32(t, index);
- pa_pstream_send_tagstruct(c->pstream, t);
- pa_pdispatch_register_reply(c->pdispatch, tag, DEFAULT_TIMEOUT, context_get_client_info_callback, c);
-}
-
-void pa_context_get_client_info_list(struct pa_context *c, void (*cb)(struct pa_context *c, const struct pa_client_info*i, int is_last, void *userdata), void *userdata) {
- struct pa_tagstruct *t;
- uint32_t tag;
- assert(c);
-
- c->get_client_info_callback = cb;
- c->get_client_info_userdata = userdata;
-
- if (!cb)
- return;
-
- t = pa_tagstruct_new(NULL, 0);
- assert(t);
- pa_tagstruct_putu32(t, PA_COMMAND_GET_CLIENT_INFO_LIST);
- pa_tagstruct_putu32(t, tag = c->ctag++);
- pa_pstream_send_tagstruct(c->pstream, t);
- pa_pdispatch_register_reply(c->pdispatch, tag, DEFAULT_TIMEOUT, context_get_client_info_callback, c);
-}
-
-static void context_get_module_info_callback(struct pa_pdispatch *pd, uint32_t command, uint32_t tag, struct pa_tagstruct *t, void *userdata) {
- struct pa_context *c = userdata;
- assert(pd && c);
-
- if (command != PA_COMMAND_REPLY) {
- if (handle_error(c, command, t) < 0) {
- context_dead(c);
- return;
- }
-
- if (c->get_module_info_callback)
- c->get_module_info_callback(c, NULL, 0, c->get_module_info_userdata);
- return;
- }
-
- while (!pa_tagstruct_eof(t)) {
- struct pa_module_info i;
-
- if (pa_tagstruct_getu32(t, &i.index) < 0 ||
- pa_tagstruct_gets(t, &i.name) < 0 ||
- pa_tagstruct_gets(t, &i.argument) < 0 ||
- pa_tagstruct_getu32(t, &i.n_used) < 0 ||
- pa_tagstruct_getu32(t, &i.auto_unload) < 0) {
- c->error = PA_ERROR_PROTOCOL;
- context_dead(c);
- return;
- }
-
- if (c->get_module_info_callback)
- c->get_module_info_callback(c, &i, 0, c->get_module_info_userdata);
- }
-
- if (c->get_module_info_callback)
- c->get_module_info_callback(c, NULL, 1, c->get_module_info_userdata);
-}
-
-void pa_context_get_module_info(struct pa_context *c, uint32_t index, void (*cb)(struct pa_context *c, const struct pa_module_info*i, int is_last, void *userdata), void *userdata) {
- struct pa_tagstruct *t;
- uint32_t tag;
- assert(c);
-
- c->get_module_info_callback = cb;
- c->get_module_info_userdata = userdata;
-
- if (!cb)
- return;
-
- t = pa_tagstruct_new(NULL, 0);
- assert(t);
- pa_tagstruct_putu32(t, PA_COMMAND_GET_MODULE_INFO);
- pa_tagstruct_putu32(t, tag = c->ctag++);
- pa_tagstruct_putu32(t, index);
- pa_pstream_send_tagstruct(c->pstream, t);
- pa_pdispatch_register_reply(c->pdispatch, tag, DEFAULT_TIMEOUT, context_get_module_info_callback, c);
-}
-
-void pa_context_get_module_info_list(struct pa_context *c, void (*cb)(struct pa_context *c, const struct pa_module_info*i, int is_last, void *userdata), void *userdata) {
- struct pa_tagstruct *t;
- uint32_t tag;
- assert(c);
-
- c->get_module_info_callback = cb;
- c->get_module_info_userdata = userdata;
-
- if (!cb)
- return;
-
- t = pa_tagstruct_new(NULL, 0);
- assert(t);
- pa_tagstruct_putu32(t, PA_COMMAND_GET_MODULE_INFO_LIST);
- pa_tagstruct_putu32(t, tag = c->ctag++);
- pa_pstream_send_tagstruct(c->pstream, t);
- pa_pdispatch_register_reply(c->pdispatch, tag, DEFAULT_TIMEOUT, context_get_module_info_callback, c);
-}