This file is part of polypaudio.
polypaudio is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published
+ it under the terms of the GNU Lesser General Public License as published
by the Free Software Foundation; either version 2 of the License,
or (at your option) any later version.
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
General Public License for more details.
- You should have received a copy of the GNU General Public License
+ You should have received a copy of the GNU Lesser General Public License
along with polypaudio; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
USA.
#include <stdlib.h>
#include <string.h>
#include <sys/types.h>
+#include <unistd.h>
+#include <sys/stat.h>
+#include <errno.h>
+#include <signal.h>
+#include <limits.h>
+
+#ifdef HAVE_SYS_WAIT_H
+#include <sys/wait.h>
+#endif
+
+#ifdef HAVE_SYS_SOCKET_H
#include <sys/socket.h>
+#endif
+#ifdef HAVE_NETDB_H
#include <netdb.h>
+#endif
-#include "polyplib.h"
+#include "winsock.h"
+
+#include "polyplib-internal.h"
+#include "polyplib-context.h"
#include "native-common.h"
#include "pdispatch.h"
#include "pstream.h"
#include "dynarray.h"
#include "socket-client.h"
#include "pstream-util.h"
-#include "authkey.h"
#include "util.h"
#include "xmalloc.h"
+#include "log.h"
+#include "client-conf.h"
+#include "socket-util.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;
+#ifdef HAVE_X11
+#include "client-conf-x11.h"
+#endif
- 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;
+#define AUTOSPAWN_LOCK "autospawn.lock"
- uint8_t auth_cookie[PA_NATIVE_COOKIE_LENGTH];
+static const struct pa_pdispatch_command command_table[PA_COMMAND_MAX] = {
+ [PA_COMMAND_REQUEST] = { pa_command_request },
+ [PA_COMMAND_PLAYBACK_STREAM_KILLED] = { pa_command_stream_killed },
+ [PA_COMMAND_RECORD_STREAM_KILLED] = { pa_command_stream_killed },
+ [PA_COMMAND_SUBSCRIBE_EVENT] = { pa_command_subscribe_event },
};
-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;
+static void unlock_autospawn_lock_file(struct pa_context *c) {
+ assert(c);
- 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 },
-};
+ if (c->autospawn_lock_fd >= 0) {
+ char lf[PATH_MAX];
+ pa_runtime_path(AUTOSPAWN_LOCK, lf, sizeof(lf));
+
+ pa_unlock_lockfile(lf, c->autospawn_lock_fd);
+ c->autospawn_lock_fd = -1;
+ }
+}
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->ref = 1;
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;
+ assert(c->playback_streams && c->record_streams);
+
+ PA_LLIST_HEAD_INIT(struct pa_stream, c->streams);
+ PA_LLIST_HEAD_INIT(struct pa_operation, c->operations);
+
c->error = PA_ERROR_OK;
- c->state = CONTEXT_UNCONNECTED;
+ c->state = PA_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->state_callback = NULL;
+ c->state_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;
+ c->memblock_stat = pa_memblock_stat_new();
+ c->local = -1;
+ c->server_list = NULL;
+ c->server = NULL;
+ c->autospawn_lock_fd = -1;
+ memset(&c->spawn_api, 0, sizeof(c->spawn_api));
+ c->do_autospawn = 0;
+
+#ifdef SIGPIPE
+ pa_check_signal_is_blocked(SIGPIPE);
+#endif
+
+ c->conf = pa_client_conf_new();
+ pa_client_conf_load(c->conf, NULL);
+#ifdef HAVE_X11
+ pa_client_conf_from_x11(c->conf, NULL);
+#endif
+ pa_client_conf_env(c->conf);
- pa_check_for_sigpipe();
return c;
}
-void pa_context_free(struct pa_context *c) {
+static void context_free(struct pa_context *c) {
assert(c);
- while (c->first_stream)
- pa_stream_free(c->first_stream);
+ unlock_autospawn_lock_file(c);
+
+ while (c->operations)
+ pa_operation_cancel(c->operations);
+
+ while (c->streams)
+ pa_stream_set_state(c->streams, PA_STREAM_TERMINATED);
if (c->client)
- pa_socket_client_free(c->client);
+ pa_socket_client_unref(c->client);
if (c->pdispatch)
- pa_pdispatch_free(c->pdispatch);
- if (c->pstream)
- pa_pstream_free(c->pstream);
+ pa_pdispatch_unref(c->pdispatch);
+ if (c->pstream) {
+ pa_pstream_close(c->pstream);
+ pa_pstream_unref(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_memblock_stat_unref(c->memblock_stat);
+
+ if (c->conf)
+ pa_client_conf_free(c->conf);
+
+ pa_strlist_free(c->server_list);
+
pa_xfree(c->name);
+ pa_xfree(c->server);
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;
+struct pa_context* pa_context_ref(struct pa_context *c) {
+ assert(c && c->ref >= 1);
+ c->ref++;
+ return c;
}
-static void context_dead(struct pa_context *c) {
- struct pa_stream *s;
+void pa_context_unref(struct pa_context *c) {
+ assert(c && c->ref >= 1);
+
+ if ((--(c->ref)) == 0)
+ context_free(c);
+}
+
+void pa_context_set_state(struct pa_context *c, enum pa_context_state st) {
assert(c);
- if (c->state == CONTEXT_DEAD)
+ if (c->state == st)
return;
- if (c->pdispatch)
- pa_pdispatch_free(c->pdispatch);
- c->pdispatch = NULL;
-
- if (c->pstream)
- pa_pstream_free(c->pstream);
- c->pstream = NULL;
+ pa_context_ref(c);
+
+ if (st == PA_CONTEXT_FAILED || st == PA_CONTEXT_TERMINATED) {
+ struct pa_stream *s;
+
+ s = c->streams ? pa_stream_ref(c->streams) : NULL;
+ while (s) {
+ struct pa_stream *n = s->next ? pa_stream_ref(s->next) : NULL;
+ pa_stream_set_state(s, st == PA_CONTEXT_FAILED ? PA_STREAM_FAILED : PA_STREAM_TERMINATED);
+ pa_stream_unref(s);
+ s = n;
+ }
+
+ if (c->pdispatch)
+ pa_pdispatch_unref(c->pdispatch);
+ c->pdispatch = NULL;
- if (c->client)
- pa_socket_client_free(c->client);
- c->client = NULL;
+ if (c->pstream) {
+ pa_pstream_close(c->pstream);
+ pa_pstream_unref(c->pstream);
+ }
+ c->pstream = 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;
+ if (c->client)
+ pa_socket_client_unref(c->client);
+ c->client = NULL;
+ }
+
+ c->state = st;
+ if (c->state_callback)
+ c->state_callback(c, c->state_userdata);
+
+ pa_context_unref(c);
+}
+
+void pa_context_fail(struct pa_context *c, int error) {
+ assert(c);
+ c->error = error;
+ pa_context_set_state(c, PA_CONTEXT_FAILED);
}
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);
+ pa_context_fail(c, PA_ERROR_CONNECTIONTERMINATED);
}
static void pstream_packet_callback(struct pa_pstream *p, struct pa_packet *packet, void *userdata) {
struct pa_context *c = userdata;
assert(p && packet && c);
+ pa_context_ref(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);
+ pa_log(__FILE__": invalid packet.\n");
+ pa_context_fail(c, PA_ERROR_PROTOCOL);
}
+
+ pa_context_unref(c);
}
-static void pstream_memblock_callback(struct pa_pstream *p, uint32_t channel, int32_t delta, const struct pa_memchunk *chunk, void *userdata) {
+static void pstream_memblock_callback(struct pa_pstream *p, uint32_t channel, uint32_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;
+ pa_context_ref(c);
+
+ if ((s = pa_dynarray_get(c->record_streams, channel))) {
+ pa_mcalign_push(s->mcalign, chunk);
+
+ for (;;) {
+ struct pa_memchunk t;
+
+ if (pa_mcalign_pop(s->mcalign, &t) < 0)
+ break;
+
+ if (s->read_callback) {
+ s->read_callback(s, (uint8_t*) t.memblock->data + t.index, t.length, s->read_userdata);
+ s->counter += chunk->length;
+ }
- if (s->read_callback)
- s->read_callback(s, chunk->memblock->data + chunk->index, chunk->length, s->read_userdata);
+ pa_memblock_unref(t.memblock);
+ }
+ }
+
+ pa_context_unref(c);
}
-static int handle_error(struct pa_context *c, uint32_t command, struct pa_tagstruct *t) {
- assert(c && t);
-
+int pa_context_handle_error(struct pa_context *c, uint32_t command, struct pa_tagstruct *t) {
+ assert(c);
+
if (command == PA_COMMAND_ERROR) {
+ assert(t);
+
if (pa_tagstruct_getu32(t, &c->error) < 0) {
- c->error = PA_ERROR_PROTOCOL;
+ pa_context_fail(c, PA_ERROR_PROTOCOL);
return -1;
+
}
-
- return 0;
+ } else if (command == PA_COMMAND_TIMEOUT)
+ c->error = PA_ERROR_TIMEOUT;
+ else {
+ pa_context_fail(c, PA_ERROR_PROTOCOL);
+ return -1;
}
- c->error = (command == PA_COMMAND_TIMEOUT) ? PA_ERROR_TIMEOUT : PA_ERROR_INTERNAL;
- return -1;
+ return 0;
}
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));
+ assert(pd && c && (c->state == PA_CONTEXT_AUTHORIZING || c->state == PA_CONTEXT_SETTING_NAME));
+ pa_context_ref(c);
+
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 (pa_context_handle_error(c, command, t) < 0)
+ pa_context_fail(c, PA_ERROR_PROTOCOL);
+
+ pa_context_fail(c, c->error);
+ goto finish;
+ }
+
+ switch(c->state) {
+ case PA_CONTEXT_AUTHORIZING: {
+ struct pa_tagstruct *t;
+ t = pa_tagstruct_new(NULL, 0);
+ assert(t);
+ pa_tagstruct_putu32(t, PA_COMMAND_SET_CLIENT_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);
+
+ pa_context_set_state(c, PA_CONTEXT_SETTING_NAME);
+ break;
+ }
- if (c->connect_complete_callback)
- c->connect_complete_callback(c, 1, c->connect_complete_userdata);
+ case PA_CONTEXT_SETTING_NAME :
+ pa_context_set_state(c, PA_CONTEXT_READY);
+ break;
+
+ default:
+ assert(0);
}
- return;
+finish:
+ pa_context_unref(c);
}
-static void on_connection(struct pa_socket_client *client, struct pa_iochannel*io, void *userdata) {
- struct pa_context *c = userdata;
+static void setup_context(struct pa_context *c, struct pa_iochannel *io) {
struct pa_tagstruct *t;
uint32_t tag;
- assert(client && c && c->state == CONTEXT_CONNECTING);
+ assert(c && io);
- 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;
- }
+ pa_context_ref(c);
- c->pstream = pa_pstream_new(c->mainloop, io);
+ assert(!c->pstream);
+ c->pstream = pa_pstream_new(c->mainloop, io, c->memblock_stat);
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);
-
+
+ assert(!c->pdispatch);
c->pdispatch = pa_pdispatch_new(c->mainloop, command_table, PA_COMMAND_MAX);
assert(c->pdispatch);
+ if (!c->conf->cookie_valid) {
+ pa_context_fail(c, PA_ERROR_AUTHKEY);
+ goto finish;
+ }
+
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_tagstruct_put_arbitrary(t, c->conf->cookie, sizeof(c->conf->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;
+
+ pa_context_set_state(c, PA_CONTEXT_AUTHORIZING);
+
+finish:
+
+ pa_context_unref(c);
}
-static struct sockaddr *resolve_server(const char *server, size_t *len) {
- struct sockaddr *sa;
- struct addrinfo hints, *result = NULL;
- char *port;
- assert(server && len);
+static void on_connection(struct pa_socket_client *client, struct pa_iochannel*io, void *userdata);
- if ((port = strrchr(server, ':')))
- port++;
- if (!port)
- port = DEFAULT_PORT;
+#ifndef OS_IS_WIN32
- memset(&hints, 0, sizeof(hints));
- hints.ai_family = PF_UNSPEC;
- hints.ai_socktype = SOCK_STREAM;
- hints.ai_protocol = 0;
+static int context_connect_spawn(struct pa_context *c) {
+ pid_t pid;
+ int status, r;
+ int fds[2] = { -1, -1} ;
+ struct pa_iochannel *io;
- if (getaddrinfo(server, port, &hints, &result) != 0)
- return NULL;
- assert(result);
+ pa_context_ref(c);
- sa = pa_xmalloc(*len = result->ai_addrlen);
- memcpy(sa, result->ai_addr, *len);
+ if (socketpair(AF_UNIX, SOCK_STREAM, 0, fds) < 0) {
+ pa_log(__FILE__": socketpair() failed: %s\n", strerror(errno));
+ pa_context_fail(c, PA_ERROR_INTERNAL);
+ goto fail;
+ }
- freeaddrinfo(result);
+ pa_fd_set_cloexec(fds[0], 1);
- return sa;
-}
+ pa_socket_low_delay(fds[0]);
+ pa_socket_low_delay(fds[1]);
-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 (c->spawn_api.prefork)
+ c->spawn_api.prefork();
- 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 ((pid = fork()) < 0) {
+ pa_log(__FILE__": fork() failed: %s\n", strerror(errno));
+ pa_context_fail(c, PA_ERROR_INTERNAL);
- if (!server)
- if (!(server = getenv("POLYP_SERVER")))
- server = DEFAULT_SERVER;
+ if (c->spawn_api.postfork)
+ c->spawn_api.postfork();
+
+ goto fail;
+ } else if (!pid) {
+ /* Child */
+
+ char t[128];
+ const char *state = NULL;
+#define MAX_ARGS 64
+ char *argv[MAX_ARGS+1];
+ int n;
+
+ /* Not required, since fds[0] has CLOEXEC enabled anyway */
+ close(fds[0]);
+
+ if (c->spawn_api.atfork)
+ c->spawn_api.atfork();
- assert(!c->client);
-
- 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;
+ /* Setup argv */
- if (!(sa = resolve_server(server, &sa_len))) {
- c->error = PA_ERROR_INVALIDSERVER;
- return -1;
- }
+ n = 0;
+
+ argv[n++] = c->conf->daemon_binary;
+ argv[n++] = "--daemonize=yes";
+
+ snprintf(t, sizeof(t), "-Lmodule-native-protocol-fd fd=%i", fds[1]);
+ argv[n++] = strdup(t);
- c->client = pa_socket_client_new_sockaddr(c->mainloop, sa, sa_len);
- pa_xfree(sa);
+ while (n < MAX_ARGS) {
+ char *a;
- if (!c->client) {
- c->error = PA_ERROR_CONNECTIONREFUSED;
- return -1;
+ if (!(a = pa_split_spaces(c->conf->extra_arguments, &state)))
+ break;
+
+ argv[n++] = a;
}
- }
-
- 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;
-}
+ argv[n++] = NULL;
-int pa_context_is_dead(struct pa_context *c) {
- assert(c);
- return c->state == CONTEXT_DEAD;
-}
+ execv(argv[0], argv);
+ _exit(1);
+#undef MAX_ARGS
+ }
-int pa_context_is_ready(struct pa_context *c) {
- assert(c);
- return c->state == CONTEXT_READY;
-}
+ /* Parent */
-int pa_context_errno(struct pa_context *c) {
- assert(c);
- return c->error;
-}
+ r = waitpid(pid, &status, 0);
-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;
-}
+ if (c->spawn_api.postfork)
+ c->spawn_api.postfork();
+
+ if (r < 0) {
+ pa_log(__FILE__": waitpid() failed: %s\n", strerror(errno));
+ pa_context_fail(c, PA_ERROR_INTERNAL);
+ goto fail;
+ } else if (!WIFEXITED(status) || WEXITSTATUS(status) != 0) {
+ pa_context_fail(c, PA_ERROR_CONNECTIONREFUSED);
+ goto fail;
+ }
-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);
+ close(fds[1]);
- if (pa_tagstruct_getu32(t, &channel) < 0 ||
- !pa_tagstruct_eof(t)) {
- c->error = PA_ERROR_PROTOCOL;
- context_dead(c);
- return;
- }
+ c->local = 1;
- if (!(s = pa_dynarray_get(command == PA_COMMAND_PLAYBACK_STREAM_KILLED ? c->playback_streams : c->record_streams, channel)))
- return;
+ io = pa_iochannel_new(c->mainloop, fds[0], fds[0]);
- c->error = PA_ERROR_KILLED;
- stream_dead(s);
-}
+ setup_context(c, io);
+ unlock_autospawn_lock_file(c);
-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;
+ pa_context_unref(c);
- if (s->state != STREAM_READY)
- return;
-
- s->requested_bytes += bytes;
+ return 0;
- if (s->requested_bytes && s->write_callback)
- s->write_callback(s, s->requested_bytes, s->write_userdata);
-}
+fail:
+ if (fds[0] != -1)
+ close(fds[0]);
+ if (fds[1] != -1)
+ close(fds[1]);
-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);
+ unlock_autospawn_lock_file(c);
- if (command != PA_COMMAND_REPLY) {
- if (handle_error(s->context, command, t) < 0) {
- context_dead(s->context);
- return;
- }
+ pa_context_unref(c);
- stream_dead(s);
- if (s->create_complete_callback)
- s->create_complete_callback(s, 0, s->create_complete_userdata);
+ return -1;
+}
- return;
- }
+#endif /* OS_IS_WIN32 */
- 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;
- }
+static int try_next_connection(struct pa_context *c) {
+ char *u = NULL;
+ int r = -1;
+ assert(c && !c->client);
- 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);
-}
+ for (;;) {
+ if (u)
+ pa_xfree(u);
+ u = NULL;
+
+ c->server_list = pa_strlist_pop(c->server_list, &u);
+
+ if (!u) {
-static void create_stream(struct pa_stream *s, const char *dev) {
- struct pa_tagstruct *t;
- uint32_t tag;
- assert(s);
+#ifndef OS_IS_WIN32
+ if (c->do_autospawn) {
+ r = context_connect_spawn(c);
+ goto finish;
+ }
+#endif
+
+ pa_context_fail(c, PA_ERROR_CONNECTIONREFUSED);
+ goto finish;
+ }
+
+ pa_log_debug(__FILE__": Trying to connect to %s...\n", u);
- 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, 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_pstream_send_tagstruct(s->context->pstream, t);
- pa_pdispatch_register_reply(s->context->pdispatch, tag, DEFAULT_TIMEOUT, create_stream_callback, s);
-}
+ pa_xfree(c->server);
+ c->server = pa_xstrdup(u);
-static struct pa_stream *internal_stream_new(struct pa_context *c) {
- struct pa_stream *s;
+ if (!(c->client = pa_socket_client_new_string(c->mainloop, u, PA_NATIVE_DEFAULT_PORT)))
+ continue;
+
+ c->local = pa_socket_client_is_local(c->client);
+ pa_socket_client_set_callback(c->client, on_connection, c);
+ break;
+ }
- 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;
+ r = 0;
- return s;
+finish:
+ if (u)
+ pa_xfree(u);
+
+ return r;
}
-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;
+static void on_connection(struct pa_socket_client *client, struct pa_iochannel*io, void *userdata) {
+ struct pa_context *c = userdata;
+ assert(client && c && c->state == PA_CONTEXT_CONNECTING);
- assert(c && name && ss && c->state == CONTEXT_READY && (dir == PA_STREAM_PLAYBACK || dir == PA_STREAM_RECORD));
+ pa_context_ref(c);
- s = internal_stream_new(c);
- assert(s);
+ pa_socket_client_unref(client);
+ c->client = NULL;
- 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;
+ if (!io) {
+ /* Try the item in the list */
+ if (errno == ECONNREFUSED || errno == ETIMEDOUT || errno == EHOSTUNREACH) {
+ try_next_connection(c);
+ goto finish;
+ }
+
+ pa_context_fail(c, PA_ERROR_CONNECTIONREFUSED);
+ goto finish;
}
- create_stream(s, dev);
-
- return s;
+ unlock_autospawn_lock_file(c);
+ setup_context(c, io);
+
+finish:
+ pa_context_unref(c);
}
-void pa_stream_free(struct pa_stream *s) {
- assert(s && s->context);
+int pa_context_connect(struct pa_context *c, const char *server, int spawn, const struct pa_spawn_api *api) {
+ int r = -1;
+ assert(c && c->ref >= 1 && c->state == PA_CONTEXT_UNCONNECTED);
- if (s->context->pdispatch)
- pa_pdispatch_unregister_reply(s->context->pdispatch, s);
-
- pa_xfree(s->name);
+ if (!server)
+ server = c->conf->default_server;
- 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);
-
- if (s->next)
- s->next->previous = s->previous;
- if (s->previous)
- s->previous->next = s->next;
- else
- s->context->first_stream = s->next;
+ pa_context_ref(c);
+
+ assert(!c->server_list);
- pa_xfree(s);
-}
+ if (server) {
+ if (!(c->server_list = pa_strlist_parse(server))) {
+ pa_context_fail(c, PA_ERROR_INVALIDSERVER);
+ goto finish;
+ }
+ } else {
+ char *d;
+ char ufn[PATH_MAX];
-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;
-}
+ /* Prepend in reverse order */
+
+ if ((d = getenv("DISPLAY"))) {
+ char *e;
+ d = pa_xstrdup(d);
+ if ((e = strchr(d, ':')))
+ *e = 0;
-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);
+ if (*d)
+ c->server_list = pa_strlist_prepend(c->server_list, d);
- 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_xfree(d);
+ }
+
+ c->server_list = pa_strlist_prepend(c->server_list, "tcp6:localhost");
+ c->server_list = pa_strlist_prepend(c->server_list, "localhost");
+ c->server_list = pa_strlist_prepend(c->server_list, pa_runtime_path(PA_NATIVE_DEFAULT_UNIX_SOCKET, ufn, sizeof(ufn)));
+
+ /* Wrap the connection attempts in a single transaction for sane autospawn locking */
+ if (spawn && c->conf->autospawn) {
+ char lf[PATH_MAX];
+
+ pa_runtime_path(AUTOSPAWN_LOCK, lf, sizeof(lf));
+ pa_make_secure_parent_dir(lf);
+ assert(c->autospawn_lock_fd <= 0);
+ c->autospawn_lock_fd = pa_lock_lockfile(lf);
+
+ if (api)
+ c->spawn_api = *api;
+ c->do_autospawn = 1;
+ }
- pa_pstream_send_memblock(s->context->pstream, s->channel, 0, &chunk);
- pa_memblock_unref(chunk.memblock);
+ }
- /*fprintf(stderr, "Sent %u bytes\n", length);*/
+ pa_context_set_state(c, PA_CONTEXT_CONNECTING);
+ r = try_next_connection(c);
- 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;
+finish:
+ pa_context_unref(c);
+
+ return r;
}
-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;
+void pa_context_disconnect(struct pa_context *c) {
+ assert(c);
+ pa_context_set_state(c, PA_CONTEXT_TERMINATED);
}
-int pa_stream_is_dead(struct pa_stream *s) {
- return s->state == STREAM_DEAD;
+enum pa_context_state pa_context_get_state(struct pa_context *c) {
+ assert(c && c->ref >= 1);
+ return c->state;
}
-int pa_stream_is_ready(struct pa_stream*s) {
- return s->state == STREAM_READY;
+int pa_context_errno(struct pa_context *c) {
+ assert(c && c->ref >= 1);
+ return c->error;
}
-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;
+void pa_context_set_state_callback(struct pa_context *c, void (*cb)(struct pa_context *c, void *userdata), void *userdata) {
+ assert(c && c->ref >= 1);
+ c->state_callback = cb;
+ c->state_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);
-}
+ assert(c && c->ref >= 1);
-struct pa_context* pa_stream_get_context(struct pa_stream *p) {
- assert(p);
- return p->context;
+/* pa_log("pstream: %i\n", pa_pstream_is_pending(c->pstream)); */
+/* pa_log("pdispatch: %i\n", pa_pdispatch_is_pending(c->pdispatch)); */
+
+ return (c->pstream && pa_pstream_is_pending(c->pstream)) ||
+ (c->pdispatch && pa_pdispatch_is_pending(c->pdispatch)) ||
+ c->client;
}
-static void set_dispatch_callbacks(struct pa_context *c);
+static void set_dispatch_callbacks(struct pa_operation *o);
static void pdispatch_drain_callback(struct pa_pdispatch*pd, void *userdata) {
set_dispatch_callbacks(userdata);
set_dispatch_callbacks(userdata);
}
-static void set_dispatch_callbacks(struct pa_context *c) {
- assert(c && c->state == CONTEXT_READY);
+static void set_dispatch_callbacks(struct pa_operation *o) {
+ int done = 1;
+ assert(o && o->context && o->context->ref >= 1 && o->ref >= 1 && o->context->state == PA_CONTEXT_READY);
- pa_pstream_set_drain_callback(c->pstream, NULL, NULL);
- pa_pdispatch_set_drain_callback(c->pdispatch, NULL, NULL);
+ pa_pstream_set_drain_callback(o->context->pstream, NULL, NULL);
+ pa_pdispatch_set_drain_callback(o->context->pdispatch, NULL, NULL);
- if (pa_pdispatch_is_pending(c->pdispatch)) {
- pa_pdispatch_set_drain_callback(c->pdispatch, pdispatch_drain_callback, c);
- return;
+ if (pa_pdispatch_is_pending(o->context->pdispatch)) {
+ pa_pdispatch_set_drain_callback(o->context->pdispatch, pdispatch_drain_callback, o);
+ done = 0;
}
- if (pa_pstream_is_pending(c->pstream)) {
- pa_pstream_set_drain_callback(c->pstream, pstream_drain_callback, c);
- return;
+ if (pa_pstream_is_pending(o->context->pstream)) {
+ pa_pstream_set_drain_callback(o->context->pstream, pstream_drain_callback, o);
+ done = 0;
}
- assert(c->drain_complete_callback);
- c->drain_complete_callback(c, c->drain_complete_userdata);
+ if (!done)
+ pa_operation_ref(o);
+ else {
+ if (o->callback) {
+ void (*cb)(struct pa_context *c, void *userdata);
+ cb = (void (*)(struct pa_context*, void*)) o->callback;
+ cb(o->context, o->userdata);
+ }
+
+ pa_operation_done(o);
+ }
+
+ pa_operation_unref(o);
}
-int pa_context_drain(
- struct pa_context *c,
- void (*complete) (struct pa_context*c, void *userdata),
- void *userdata) {
+struct pa_operation* pa_context_drain(struct pa_context *c, void (*cb) (struct pa_context*c, void *userdata), void *userdata) {
+ struct pa_operation *o;
+ assert(c && c->ref >= 1);
- assert(c && c->state == CONTEXT_READY);
+ if (c->state != PA_CONTEXT_READY)
+ return NULL;
- 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;
+ return NULL;
- set_dispatch_callbacks(c);
+ o = pa_operation_new(c, NULL);
+ assert(o);
+ o->callback = cb;
+ o->userdata = userdata;
- return 0;
+ set_dispatch_callbacks(pa_operation_ref(o));
+
+ return o;
}
-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_context_exit_daemon(struct pa_context *c) {
struct pa_tagstruct *t;
- uint32_t tag;
- assert(s && s->state == STREAM_READY);
-
- if (!complete) {
- s->drain_complete_callback = NULL;
- return;
- }
-
- s->drain_complete_callback = complete;
- s->drain_complete_userdata = userdata;
-
- t = pa_tagstruct_new(NULL, 0);
- assert(t);
+ assert(c && c->ref >= 1);
- pa_tagstruct_putu32(t, PA_COMMAND_DRAIN_PLAYBACK_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_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);
+void pa_context_simple_ack_callback(struct pa_pdispatch *pd, uint32_t command, uint32_t tag, struct pa_tagstruct *t, void *userdata) {
+ struct pa_operation *o = userdata;
+ int success = 1;
+ assert(pd && o && o->context && o->ref >= 1);
if (command != PA_COMMAND_REPLY) {
- if (handle_error(c, command, t) < 0) {
- context_dead(c);
- return;
- }
+ if (pa_context_handle_error(o->context, command, t) < 0)
+ goto finish;
- if (c->stat_callback)
- c->stat_callback(c, (uint32_t) -1, (uint32_t) -1, c->stat_userdata);
- return;
+ success = 0;
+ } else if (!pa_tagstruct_eof(t)) {
+ pa_context_fail(o->context, PA_ERROR_PROTOCOL);
+ goto finish;
}
- 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 (o->callback) {
+ void (*cb)(struct pa_context *c, int success, void *userdata) = o->callback;
+ cb(o->context, success, o->userdata);
}
- if (c->stat_callback)
- c->stat_callback(c, count, total, c->stat_userdata);
+finish:
+ pa_operation_done(o);
+ pa_operation_unref(o);
}
-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);
-}
-
-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);
-}
-
-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_operation* pa_context_send_simple_command(struct pa_context *c, uint32_t command, void (*internal_callback)(struct pa_pdispatch *pd, uint32_t command, uint32_t tag, struct pa_tagstruct *t, void *userdata), void (*cb)(), void *userdata) {
struct pa_tagstruct *t;
+ struct pa_operation *o;
uint32_t tag;
-
- s = internal_stream_new(c);
- assert(s);
+ assert(c && cb);
- 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;
+ o = pa_operation_new(c, NULL);
+ o->callback = cb;
+ o->userdata = userdata;
t = pa_tagstruct_new(NULL, 0);
- assert(t);
- pa_tagstruct_putu32(t, PA_COMMAND_CREATE_UPLOAD_STREAM);
+ pa_tagstruct_putu32(t, command);
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;
- }
+ pa_pdispatch_register_reply(c->pdispatch, tag, DEFAULT_TIMEOUT, internal_callback, o);
- 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);
+ return pa_operation_ref(o);
}
-void pa_stream_finish_sample(struct pa_stream *p, void (*cb)(struct pa_stream*s, int success, void *userdata), void *userdata) {
+struct pa_operation* pa_context_set_default_sink(struct pa_context *c, const char *name, void(*cb)(struct pa_context*c, int success, void *userdata), void *userdata) {
struct pa_tagstruct *t;
+ struct pa_operation *o;
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;
- }
+ assert(c && cb);
- 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_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;
t = pa_tagstruct_new(NULL, 0);
- assert(t);
- pa_tagstruct_putu32(t, PA_COMMAND_PLAY_SAMPLE);
+ pa_tagstruct_putu32(t, PA_COMMAND_SET_DEFAULT_SINK);
pa_tagstruct_putu32(t, tag = c->ctag++);
- pa_tagstruct_putu32(t, (uint32_t) -1);
- pa_tagstruct_puts(t, dev ? dev : "");
- 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);
-}
+ pa_pdispatch_register_reply(c->pdispatch, tag, DEFAULT_TIMEOUT, pa_context_simple_ack_callback, o);
-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;
- }
-
- 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);
-}
-
-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_tagstruct *t;
- uint32_t tag;
- assert(c && name);
-
- c->remove_sample_callback = cb;
- c->remove_sample_userdata = userdata;
-
- if (!cb)
- return;
-
- t = pa_tagstruct_new(NULL, 0);
- assert(t);
- pa_tagstruct_putu32(t, PA_COMMAND_REMOVE_SAMPLE);
- 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);
-
- 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_operation* pa_context_set_default_source(struct pa_context *c, const char *name, void(*cb)(struct pa_context*c, int success, void *userdata), void *userdata) {
struct pa_tagstruct *t;
+ struct pa_operation *o;
uint32_t tag;
- assert(c);
+ assert(c && cb);
- c->get_server_info_callback = cb;
- c->get_server_info_userdata = userdata;
+ o = pa_operation_new(c, NULL);
+ o->callback = cb;
+ o->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, PA_COMMAND_SET_DEFAULT_SOURCE);
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_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);
+ 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_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);
+ return pa_operation_ref(o);
}
-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;
+int pa_context_is_local(struct pa_context *c) {
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);
+ return c->local;
}
-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_operation* pa_context_set_name(struct pa_context *c, const char *name, void(*cb)(struct pa_context*c, int success, void *userdata), void *userdata) {
struct pa_tagstruct *t;
+ struct pa_operation *o;
uint32_t tag;
- assert(c);
+ assert(c && name && cb);
- c->get_sink_info_callback = cb;
- c->get_sink_info_userdata = userdata;
+ o = pa_operation_new(c, NULL);
+ o->callback = cb;
+ o->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, PA_COMMAND_SET_CLIENT_NAME);
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_tagstruct_puts(t, name);
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);
+ 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_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);
+ return pa_operation_ref(o);
}
-
-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);
+const char* pa_get_library_version(void) {
+ return PACKAGE_VERSION;
}
-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;
+const char* pa_context_get_server(struct pa_context *c) {
- if (!cb)
- return;
+ if (!c->server)
+ return NULL;
- 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;
+ if (*c->server == '{') {
+ char *e = strchr(c->server+1, '}');
+ return e ? e+1 : c->server;
}
-
- 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);
+ return c->server;
}