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try to detect when stupid clients forks and refuse all service from then on

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This commit is contained in:
Lennart Poettering 2009-03-05 04:33:40 +01:00
parent 9d29b96ac0
commit 3122008704
9 changed files with 227 additions and 3 deletions
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1
src/Makefile.am
View file

@ -540,6 +540,7 @@ lib_LTLIBRARIES = \
libpulsecommon_@PA_MAJORMINORMICRO@_la_SOURCES = \
pulse/client-conf.c pulse/client-conf.h \
pulse/i18n.c pulse/i18n.h \
pulse/fork-detect.c pulse/fork-detect.h \
pulsecore/atomic.h \
pulsecore/authkey.c pulsecore/authkey.h \
pulsecore/conf-parser.c pulsecore/conf-parser.h \

29
src/pulse/context.c
View file

@ -74,6 +74,7 @@
#include "internal.h"
#include "client-conf.h"
#include "fork-detect.h"
#ifdef HAVE_X11
#include "client-conf-x11.h"
@ -127,6 +128,9 @@ pa_context *pa_context_new_with_proplist(pa_mainloop_api *mainloop, const char *
pa_assert(mainloop);
if (pa_detect_fork())
return NULL;
pa_init_i18n();
c = pa_xnew(pa_context, 1);
@ -822,6 +826,7 @@ int pa_context_connect(
pa_assert(c);
pa_assert(PA_REFCNT_VALUE(c) >= 1);
PA_CHECK_VALIDITY(c, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY(c, c->state == PA_CONTEXT_UNCONNECTED, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY(c, !(flags & ~PA_CONTEXT_NOAUTOSPAWN), PA_ERR_INVALID);
PA_CHECK_VALIDITY(c, !server || *server, PA_ERR_INVALID);
@ -894,6 +899,9 @@ void pa_context_disconnect(pa_context *c) {
pa_assert(c);
pa_assert(PA_REFCNT_VALUE(c) >= 1);
if (pa_detect_fork())
return;
if (PA_CONTEXT_IS_GOOD(c->state))
pa_context_set_state(c, PA_CONTEXT_TERMINATED);
}
@ -916,6 +924,9 @@ void pa_context_set_state_callback(pa_context *c, pa_context_notify_cb_t cb, voi
pa_assert(c);
pa_assert(PA_REFCNT_VALUE(c) >= 1);
if (pa_detect_fork())
return;
if (c->state == PA_CONTEXT_TERMINATED || c->state == PA_CONTEXT_FAILED)
return;
@ -927,6 +938,9 @@ void pa_context_set_event_callback(pa_context *c, pa_context_event_cb_t cb, void
pa_assert(c);
pa_assert(PA_REFCNT_VALUE(c) >= 1);
if (pa_detect_fork())
return;
if (c->state == PA_CONTEXT_TERMINATED || c->state == PA_CONTEXT_FAILED)
return;
@ -938,6 +952,7 @@ int pa_context_is_pending(pa_context *c) {
pa_assert(c);
pa_assert(PA_REFCNT_VALUE(c) >= 1);
PA_CHECK_VALIDITY(c, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY(c, PA_CONTEXT_IS_GOOD(c->state), PA_ERR_BADSTATE);
return (c->pstream && pa_pstream_is_pending(c->pstream)) ||
@ -994,6 +1009,7 @@ pa_operation* pa_context_drain(pa_context *c, pa_context_notify_cb_t cb, void *u
pa_assert(c);
pa_assert(PA_REFCNT_VALUE(c) >= 1);
PA_CHECK_VALIDITY_RETURN_NULL(c, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->state == PA_CONTEXT_READY, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY_RETURN_NULL(c, pa_context_is_pending(c), PA_ERR_BADSTATE);
@ -1042,6 +1058,7 @@ pa_operation* pa_context_send_simple_command(pa_context *c, uint32_t command, pa
pa_assert(c);
pa_assert(PA_REFCNT_VALUE(c) >= 1);
PA_CHECK_VALIDITY_RETURN_NULL(c, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->state == PA_CONTEXT_READY, PA_ERR_BADSTATE);
o = pa_operation_new(c, NULL, cb, userdata);
@ -1068,6 +1085,7 @@ pa_operation* pa_context_set_default_sink(pa_context *c, const char *name, pa_co
pa_assert(c);
pa_assert(PA_REFCNT_VALUE(c) >= 1);
PA_CHECK_VALIDITY_RETURN_NULL(c, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->state == PA_CONTEXT_READY, PA_ERR_BADSTATE);
o = pa_operation_new(c, NULL, (pa_operation_cb_t) cb, userdata);
@ -1087,6 +1105,7 @@ pa_operation* pa_context_set_default_source(pa_context *c, const char *name, pa_
pa_assert(c);
pa_assert(PA_REFCNT_VALUE(c) >= 1);
PA_CHECK_VALIDITY_RETURN_NULL(c, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->state == PA_CONTEXT_READY, PA_ERR_BADSTATE);
o = pa_operation_new(c, NULL, (pa_operation_cb_t) cb, userdata);
@ -1102,6 +1121,7 @@ int pa_context_is_local(pa_context *c) {
pa_assert(c);
pa_assert(PA_REFCNT_VALUE(c) >= 1);
PA_CHECK_VALIDITY_RETURN_ANY(c, !pa_detect_fork(), PA_ERR_FORKED, -1);
PA_CHECK_VALIDITY_RETURN_ANY(c, PA_CONTEXT_IS_GOOD(c->state), PA_ERR_BADSTATE, -1);
return !!c->is_local;
@ -1114,6 +1134,7 @@ pa_operation* pa_context_set_name(pa_context *c, const char *name, pa_context_su
pa_assert(PA_REFCNT_VALUE(c) >= 1);
pa_assert(name);
PA_CHECK_VALIDITY_RETURN_NULL(c, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->state == PA_CONTEXT_READY, PA_ERR_BADSTATE);
if (c->version >= 13) {
@ -1144,8 +1165,8 @@ const char* pa_context_get_server(pa_context *c) {
pa_assert(c);
pa_assert(PA_REFCNT_VALUE(c) >= 1);
if (!c->server)
return NULL;
PA_CHECK_VALIDITY_RETURN_NULL(c, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->server, PA_ERR_NOENTITY);
if (*c->server == '{') {
char *e = strchr(c->server+1, '}');
@ -1163,6 +1184,7 @@ uint32_t pa_context_get_server_protocol_version(pa_context *c) {
pa_assert(c);
pa_assert(PA_REFCNT_VALUE(c) >= 1);
PA_CHECK_VALIDITY_RETURN_ANY(c, !pa_detect_fork(), PA_ERR_FORKED, PA_INVALID_INDEX);
PA_CHECK_VALIDITY_RETURN_ANY(c, PA_CONTEXT_IS_GOOD(c->state), PA_ERR_BADSTATE, PA_INVALID_INDEX);
return c->version;
@ -1185,6 +1207,7 @@ uint32_t pa_context_get_index(pa_context *c) {
pa_assert(c);
pa_assert(PA_REFCNT_VALUE(c) >= 1);
PA_CHECK_VALIDITY_RETURN_ANY(c, !pa_detect_fork(), PA_ERR_FORKED, PA_INVALID_INDEX);
PA_CHECK_VALIDITY_RETURN_ANY(c, c->state == PA_CONTEXT_READY, PA_ERR_BADSTATE, PA_INVALID_INDEX);
PA_CHECK_VALIDITY_RETURN_ANY(c, c->version >= 13, PA_ERR_NOTSUPPORTED, PA_INVALID_INDEX);
@ -1199,6 +1222,7 @@ pa_operation *pa_context_proplist_update(pa_context *c, pa_update_mode_t mode, p
pa_assert(c);
pa_assert(PA_REFCNT_VALUE(c) >= 1);
PA_CHECK_VALIDITY_RETURN_NULL(c, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY_RETURN_NULL(c, mode == PA_UPDATE_SET || mode == PA_UPDATE_MERGE || mode == PA_UPDATE_REPLACE, PA_ERR_INVALID);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->state == PA_CONTEXT_READY, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->version >= 13, PA_ERR_NOTSUPPORTED);
@ -1227,6 +1251,7 @@ pa_operation *pa_context_proplist_remove(pa_context *c, const char *const keys[]
pa_assert(c);
pa_assert(PA_REFCNT_VALUE(c) >= 1);
PA_CHECK_VALIDITY_RETURN_NULL(c, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY_RETURN_NULL(c, keys && keys[0], PA_ERR_INVALID);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->state == PA_CONTEXT_READY, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->version >= 13, PA_ERR_NOTSUPPORTED);

2
src/pulse/def.h
View file

@ -389,6 +389,7 @@ enum {
PA_ERR_NOEXTENSION, /**< Extension does not exist. \since 0.9.12 */
PA_ERR_OBSOLETE, /**< Obsolete functionality. \since 0.9.15 */
PA_ERR_NOTIMPLEMENTED, /**< Missing implementation. \since 0.9.15 */
PA_ERR_FORKED, /**< The caler forked without calling execve() and tried to reuse the context. \since 0.9.15 */
PA_ERR_MAX /**< Not really an error but the first invalid error code */
};
@ -417,6 +418,7 @@ enum {
#define PA_ERR_NOEXTENSION PA_ERR_NOEXTENSION
#define PA_ERR_OBSOLETE PA_ERR_OBSOLETE
#define PA_ERR_NOTIMPLEMENTED PA_ERR_NOTIMPLEMENTED
#define PA_ERR_FORKED PA_ERR_FORKED
#define PA_ERR_MAX PA_ERR_MAX
/** \endcond */

3
src/pulse/error.c
View file

@ -63,7 +63,8 @@ const char*pa_strerror(int error) {
[PA_ERR_UNKNOWN] = N_("Unknown error code"),
[PA_ERR_NOEXTENSION] = N_("No such extension"),
[PA_ERR_OBSOLETE] = N_("Obsolete functionality"),
[PA_ERR_NOTIMPLEMENTED] = N_("Missing implementation")
[PA_ERR_NOTIMPLEMENTED] = N_("Missing implementation"),
[PA_ERR_FORKED] = N_("Client forked")
};
pa_init_i18n();

9
src/pulse/ext-stream-restore.c
View file

@ -31,6 +31,7 @@
#include "internal.h"
#include "operation.h"
#include "fork-detect.h"
#include "ext-stream-restore.h"
@ -87,6 +88,7 @@ pa_operation *pa_ext_stream_restore_test(
pa_assert(c);
pa_assert(PA_REFCNT_VALUE(c) >= 1);
PA_CHECK_VALIDITY_RETURN_NULL(c, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->state == PA_CONTEXT_READY, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->version >= 14, PA_ERR_NOTSUPPORTED);
@ -167,6 +169,7 @@ pa_operation *pa_ext_stream_restore_read(
pa_assert(c);
pa_assert(PA_REFCNT_VALUE(c) >= 1);
PA_CHECK_VALIDITY_RETURN_NULL(c, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->state == PA_CONTEXT_READY, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->version >= 14, PA_ERR_NOTSUPPORTED);
@ -200,6 +203,7 @@ pa_operation *pa_ext_stream_restore_write(
pa_assert(mode == PA_UPDATE_MERGE || mode == PA_UPDATE_REPLACE || mode == PA_UPDATE_SET);
pa_assert(data);
PA_CHECK_VALIDITY_RETURN_NULL(c, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->state == PA_CONTEXT_READY, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->version >= 14, PA_ERR_NOTSUPPORTED);
@ -262,6 +266,7 @@ pa_operation *pa_ext_stream_restore_delete(
pa_assert(PA_REFCNT_VALUE(c) >= 1);
pa_assert(s);
PA_CHECK_VALIDITY_RETURN_NULL(c, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->state == PA_CONTEXT_READY, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->version >= 14, PA_ERR_NOTSUPPORTED);
@ -310,6 +315,7 @@ pa_operation *pa_ext_stream_restore_subscribe(
pa_assert(c);
pa_assert(PA_REFCNT_VALUE(c) >= 1);
PA_CHECK_VALIDITY_RETURN_NULL(c, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->state == PA_CONTEXT_READY, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->version >= 14, PA_ERR_NOTSUPPORTED);
@ -334,6 +340,9 @@ void pa_ext_stream_restore_set_subscribe_cb(
pa_assert(c);
pa_assert(PA_REFCNT_VALUE(c) >= 1);
if (pa_detect_fork())
return;
c->ext_stream_restore.callback = cb;
c->ext_stream_restore.userdata = userdata;
}

59
src/pulse/fork-detect.c Normal file
View file

@ -0,0 +1,59 @@
/***
This file is part of PulseAudio.
Copyright 2009 Lennart Poettering
PulseAudio is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published
by the Free Software Foundation; either version 2.1 of the License,
or (at your option) any later version.
PulseAudio is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
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 Lesser General Public License
along with PulseAudio; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
USA.
***/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <unistd.h>
#include <pulsecore/atomic.h>
#include <pulsecore/macro.h>
#include "fork-detect.h"
int pa_detect_fork(void) {
static pa_atomic_t pid = PA_ATOMIC_INIT((int) -1);
/* Some really stupid applications (Hey, vim, that means you!)
* love to fork after initializing
* gtk/libcanberra/pulseaudio. This is really bad style. We
* however have to deal with this cleanly, so we try to detect the
* forks making sure all our calls fail cleanly after the fork. */
pa_assert(sizeof(pa_atomic_t) >= sizeof(pid_t));
for (;;) {
pid_t stored_pid = (pid_t) pa_atomic_load(&pid);
/* First let's check whether the current pid matches the stored one */
if (stored_pid == getpid())
return FALSE;
/* Does it contain a different PID than ours? Then the process got forked. */
if ((int) stored_pid != (int) -1)
return TRUE;
/* Ok, it still contains no PID, then store it */
if (pa_atomic_cmpxchg(&pid, (int) -1, (int) getpid()))
return FALSE;
}
}

27
src/pulse/fork-detect.h Normal file
View file

@ -0,0 +1,27 @@
#ifndef fooforkdetecthfoo
#define fooforkdetecthfoo
/***
This file is part of PulseAudio.
Copyright 2009 Lennart Poettering
PulseAudio is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published
by the Free Software Foundation; either version 2.1 of the License,
or (at your option) any later version.
PulseAudio is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
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 Lesser General Public License
along with PulseAudio; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
USA.
***/
int pa_detect_fork(void);
#endif

35
src/pulse/introspect.c
View file

@ -35,6 +35,7 @@
#include <pulsecore/pstream-util.h>
#include "internal.h"
#include "fork-detect.h"
#include "introspect.h"
@ -232,6 +233,7 @@ pa_operation* pa_context_get_sink_info_by_index(pa_context *c, uint32_t idx, pa_
pa_assert(PA_REFCNT_VALUE(c) >= 1);
pa_assert(cb);
PA_CHECK_VALIDITY_RETURN_NULL(c, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->state == PA_CONTEXT_READY, PA_ERR_BADSTATE);
o = pa_operation_new(c, NULL, (pa_operation_cb_t) cb, userdata);
@ -254,6 +256,7 @@ pa_operation* pa_context_get_sink_info_by_name(pa_context *c, const char *name,
pa_assert(PA_REFCNT_VALUE(c) >= 1);
pa_assert(cb);
PA_CHECK_VALIDITY_RETURN_NULL(c, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->state == PA_CONTEXT_READY, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY_RETURN_NULL(c, !name || *name, PA_ERR_INVALID);
@ -365,6 +368,7 @@ pa_operation* pa_context_get_source_info_by_index(pa_context *c, uint32_t idx, p
pa_assert(PA_REFCNT_VALUE(c) >= 1);
pa_assert(cb);
PA_CHECK_VALIDITY_RETURN_NULL(c, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->state == PA_CONTEXT_READY, PA_ERR_BADSTATE);
o = pa_operation_new(c, NULL, (pa_operation_cb_t) cb, userdata);
@ -387,6 +391,7 @@ pa_operation* pa_context_get_source_info_by_name(pa_context *c, const char *name
pa_assert(PA_REFCNT_VALUE(c) >= 1);
pa_assert(cb);
PA_CHECK_VALIDITY_RETURN_NULL(c, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->state == PA_CONTEXT_READY, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY_RETURN_NULL(c, !name || *name, PA_ERR_INVALID);
@ -466,6 +471,7 @@ pa_operation* pa_context_get_client_info(pa_context *c, uint32_t idx, pa_client_
pa_assert(PA_REFCNT_VALUE(c) >= 1);
pa_assert(cb);
PA_CHECK_VALIDITY_RETURN_NULL(c, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->state == PA_CONTEXT_READY, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY_RETURN_NULL(c, idx != PA_INVALID_INDEX, PA_ERR_INVALID);
@ -590,6 +596,7 @@ pa_operation* pa_context_get_card_info_by_index(pa_context *c, uint32_t idx, pa_
pa_assert(PA_REFCNT_VALUE(c) >= 1);
pa_assert(cb);
PA_CHECK_VALIDITY_RETURN_NULL(c, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->state == PA_CONTEXT_READY, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY_RETURN_NULL(c, idx != PA_INVALID_INDEX, PA_ERR_INVALID);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->version >= 15, PA_ERR_NOTSUPPORTED);
@ -614,6 +621,7 @@ pa_operation* pa_context_get_card_info_by_name(pa_context *c, const char*name, p
pa_assert(PA_REFCNT_VALUE(c) >= 1);
pa_assert(cb);
PA_CHECK_VALIDITY_RETURN_NULL(c, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->state == PA_CONTEXT_READY, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY_RETURN_NULL(c, !name || *name, PA_ERR_INVALID);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->version >= 15, PA_ERR_NOTSUPPORTED);
@ -641,6 +649,7 @@ pa_operation* pa_context_set_card_profile_by_index(pa_context *c, uint32_t idx,
pa_assert(c);
pa_assert(PA_REFCNT_VALUE(c) >= 1);
PA_CHECK_VALIDITY_RETURN_NULL(c, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->state == PA_CONTEXT_READY, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY_RETURN_NULL(c, idx != PA_INVALID_INDEX, PA_ERR_INVALID);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->version >= 15, PA_ERR_NOTSUPPORTED);
@ -665,6 +674,7 @@ pa_operation* pa_context_set_card_profile_by_name(pa_context *c, const char *nam
pa_assert(c);
pa_assert(PA_REFCNT_VALUE(c) >= 1);
PA_CHECK_VALIDITY_RETURN_NULL(c, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->state == PA_CONTEXT_READY, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY_RETURN_NULL(c, !name || *name, PA_ERR_INVALID);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->version >= 15, PA_ERR_NOTSUPPORTED);
@ -748,6 +758,7 @@ pa_operation* pa_context_get_module_info(pa_context *c, uint32_t idx, pa_module_
pa_assert(PA_REFCNT_VALUE(c) >= 1);
pa_assert(cb);
PA_CHECK_VALIDITY_RETURN_NULL(c, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->state == PA_CONTEXT_READY, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY_RETURN_NULL(c, idx != PA_INVALID_INDEX, PA_ERR_INVALID);
@ -842,6 +853,7 @@ pa_operation* pa_context_get_sink_input_info(pa_context *c, uint32_t idx, pa_sin
pa_assert(PA_REFCNT_VALUE(c) >= 1);
pa_assert(cb);
PA_CHECK_VALIDITY_RETURN_NULL(c, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->state == PA_CONTEXT_READY, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY_RETURN_NULL(c, idx != PA_INVALID_INDEX, PA_ERR_INVALID);
@ -931,6 +943,7 @@ pa_operation* pa_context_get_source_output_info(pa_context *c, uint32_t idx, pa_
pa_assert(PA_REFCNT_VALUE(c) >= 1);
pa_assert(cb);
PA_CHECK_VALIDITY_RETURN_NULL(c, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->state == PA_CONTEXT_READY, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY_RETURN_NULL(c, idx != PA_INVALID_INDEX, PA_ERR_INVALID);
@ -959,6 +972,7 @@ pa_operation* pa_context_set_sink_volume_by_index(pa_context *c, uint32_t idx, c
pa_assert(PA_REFCNT_VALUE(c) >= 1);
pa_assert(volume);
PA_CHECK_VALIDITY_RETURN_NULL(c, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->state == PA_CONTEXT_READY, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY_RETURN_NULL(c, pa_cvolume_valid(volume), PA_ERR_INVALID);
@ -984,6 +998,7 @@ pa_operation* pa_context_set_sink_volume_by_name(pa_context *c, const char *name
pa_assert(name);
pa_assert(volume);
PA_CHECK_VALIDITY_RETURN_NULL(c, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->state == PA_CONTEXT_READY, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY_RETURN_NULL(c, pa_cvolume_valid(volume), PA_ERR_INVALID);
PA_CHECK_VALIDITY_RETURN_NULL(c, !name || *name, PA_ERR_INVALID);
@ -1008,6 +1023,7 @@ pa_operation* pa_context_set_sink_mute_by_index(pa_context *c, uint32_t idx, int
pa_assert(c);
pa_assert(PA_REFCNT_VALUE(c) >= 1);
PA_CHECK_VALIDITY_RETURN_NULL(c, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->state == PA_CONTEXT_READY, PA_ERR_BADSTATE);
o = pa_operation_new(c, NULL, (pa_operation_cb_t) cb, userdata);
@ -1031,6 +1047,7 @@ pa_operation* pa_context_set_sink_mute_by_name(pa_context *c, const char *name,
pa_assert(PA_REFCNT_VALUE(c) >= 1);
pa_assert(name);
PA_CHECK_VALIDITY_RETURN_NULL(c, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->state == PA_CONTEXT_READY, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY_RETURN_NULL(c, !name || *name, PA_ERR_INVALID);
@ -1055,6 +1072,7 @@ pa_operation* pa_context_set_sink_input_volume(pa_context *c, uint32_t idx, cons
pa_assert(PA_REFCNT_VALUE(c) >= 1);
pa_assert(volume);
PA_CHECK_VALIDITY_RETURN_NULL(c, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->state == PA_CONTEXT_READY, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY_RETURN_NULL(c, idx != PA_INVALID_INDEX, PA_ERR_INVALID);
PA_CHECK_VALIDITY_RETURN_NULL(c, pa_cvolume_valid(volume), PA_ERR_INVALID);
@ -1078,6 +1096,7 @@ pa_operation* pa_context_set_sink_input_mute(pa_context *c, uint32_t idx, int mu
pa_assert(c);
pa_assert(PA_REFCNT_VALUE(c) >= 1);
PA_CHECK_VALIDITY_RETURN_NULL(c, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->state == PA_CONTEXT_READY, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY_RETURN_NULL(c, idx != PA_INVALID_INDEX, PA_ERR_INVALID);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->version >= 11, PA_ERR_NOTSUPPORTED);
@ -1102,6 +1121,7 @@ pa_operation* pa_context_set_source_volume_by_index(pa_context *c, uint32_t idx,
pa_assert(PA_REFCNT_VALUE(c) >= 1);
pa_assert(volume);
PA_CHECK_VALIDITY_RETURN_NULL(c, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->state == PA_CONTEXT_READY, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY_RETURN_NULL(c, pa_cvolume_valid(volume), PA_ERR_INVALID);
@ -1127,6 +1147,7 @@ pa_operation* pa_context_set_source_volume_by_name(pa_context *c, const char *na
pa_assert(name);
pa_assert(volume);
PA_CHECK_VALIDITY_RETURN_NULL(c, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->state == PA_CONTEXT_READY, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY_RETURN_NULL(c, pa_cvolume_valid(volume), PA_ERR_INVALID);
PA_CHECK_VALIDITY_RETURN_NULL(c, !name || *name, PA_ERR_INVALID);
@ -1151,6 +1172,7 @@ pa_operation* pa_context_set_source_mute_by_index(pa_context *c, uint32_t idx, i
pa_assert(c);
pa_assert(PA_REFCNT_VALUE(c) >= 1);
PA_CHECK_VALIDITY_RETURN_NULL(c, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->state == PA_CONTEXT_READY, PA_ERR_BADSTATE);
o = pa_operation_new(c, NULL, (pa_operation_cb_t) cb, userdata);
@ -1174,6 +1196,7 @@ pa_operation* pa_context_set_source_mute_by_name(pa_context *c, const char *name
pa_assert(PA_REFCNT_VALUE(c) >= 1);
pa_assert(name);
PA_CHECK_VALIDITY_RETURN_NULL(c, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->state == PA_CONTEXT_READY, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY_RETURN_NULL(c, !name || *name, PA_ERR_INVALID);
@ -1261,6 +1284,7 @@ pa_operation* pa_context_get_sample_info_by_name(pa_context *c, const char *name
pa_assert(PA_REFCNT_VALUE(c) >= 1);
pa_assert(cb);
PA_CHECK_VALIDITY_RETURN_NULL(c, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->state == PA_CONTEXT_READY, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY_RETURN_NULL(c, name && *name, PA_ERR_INVALID);
@ -1284,6 +1308,7 @@ pa_operation* pa_context_get_sample_info_by_index(pa_context *c, uint32_t idx, p
pa_assert(PA_REFCNT_VALUE(c) >= 1);
pa_assert(cb);
PA_CHECK_VALIDITY_RETURN_NULL(c, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->state == PA_CONTEXT_READY, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY_RETURN_NULL(c, idx != PA_INVALID_INDEX, PA_ERR_INVALID);
@ -1310,6 +1335,7 @@ static pa_operation* command_kill(pa_context *c, uint32_t command, uint32_t idx,
pa_assert(c);
pa_assert(PA_REFCNT_VALUE(c) >= 1);
PA_CHECK_VALIDITY_RETURN_NULL(c, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->state == PA_CONTEXT_READY, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY_RETURN_NULL(c, idx != PA_INVALID_INDEX, PA_ERR_INVALID);
@ -1376,6 +1402,7 @@ pa_operation* pa_context_load_module(pa_context *c, const char*name, const char
pa_assert(c);
pa_assert(PA_REFCNT_VALUE(c) >= 1);
PA_CHECK_VALIDITY_RETURN_NULL(c, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->state == PA_CONTEXT_READY, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY_RETURN_NULL(c, name && *name, PA_ERR_INVALID);
@ -1459,6 +1486,7 @@ pa_operation* pa_context_move_sink_input_by_name(pa_context *c, uint32_t idx, co
pa_assert(c);
pa_assert(PA_REFCNT_VALUE(c) >= 1);
PA_CHECK_VALIDITY_RETURN_NULL(c, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->state == PA_CONTEXT_READY, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->version >= 10, PA_ERR_NOTSUPPORTED);
PA_CHECK_VALIDITY_RETURN_NULL(c, idx != PA_INVALID_INDEX, PA_ERR_INVALID);
@ -1484,6 +1512,7 @@ pa_operation* pa_context_move_sink_input_by_index(pa_context *c, uint32_t idx, u
pa_assert(c);
pa_assert(PA_REFCNT_VALUE(c) >= 1);
PA_CHECK_VALIDITY_RETURN_NULL(c, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->state == PA_CONTEXT_READY, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->version >= 10, PA_ERR_NOTSUPPORTED);
PA_CHECK_VALIDITY_RETURN_NULL(c, idx != PA_INVALID_INDEX, PA_ERR_INVALID);
@ -1509,6 +1538,7 @@ pa_operation* pa_context_move_source_output_by_name(pa_context *c, uint32_t idx,
pa_assert(c);
pa_assert(PA_REFCNT_VALUE(c) >= 1);
PA_CHECK_VALIDITY_RETURN_NULL(c, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->state == PA_CONTEXT_READY, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->version >= 10, PA_ERR_NOTSUPPORTED);
PA_CHECK_VALIDITY_RETURN_NULL(c, idx != PA_INVALID_INDEX, PA_ERR_INVALID);
@ -1534,6 +1564,7 @@ pa_operation* pa_context_move_source_output_by_index(pa_context *c, uint32_t idx
pa_assert(c);
pa_assert(PA_REFCNT_VALUE(c) >= 1);
PA_CHECK_VALIDITY_RETURN_NULL(c, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->state == PA_CONTEXT_READY, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->version >= 10, PA_ERR_NOTSUPPORTED);
PA_CHECK_VALIDITY_RETURN_NULL(c, idx != PA_INVALID_INDEX, PA_ERR_INVALID);
@ -1559,6 +1590,7 @@ pa_operation* pa_context_suspend_sink_by_name(pa_context *c, const char *sink_na
pa_assert(c);
pa_assert(PA_REFCNT_VALUE(c) >= 1);
PA_CHECK_VALIDITY_RETURN_NULL(c, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->state == PA_CONTEXT_READY, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->version >= 11, PA_ERR_NOTSUPPORTED);
PA_CHECK_VALIDITY_RETURN_NULL(c, !sink_name || *sink_name, PA_ERR_INVALID);
@ -1583,6 +1615,7 @@ pa_operation* pa_context_suspend_sink_by_index(pa_context *c, uint32_t idx, int
pa_assert(c);
pa_assert(PA_REFCNT_VALUE(c) >= 1);
PA_CHECK_VALIDITY_RETURN_NULL(c, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->state == PA_CONTEXT_READY, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->version >= 11, PA_ERR_NOTSUPPORTED);
@ -1606,6 +1639,7 @@ pa_operation* pa_context_suspend_source_by_name(pa_context *c, const char *sourc
pa_assert(c);
pa_assert(PA_REFCNT_VALUE(c) >= 1);
PA_CHECK_VALIDITY_RETURN_NULL(c, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->state == PA_CONTEXT_READY, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->version >= 11, PA_ERR_NOTSUPPORTED);
PA_CHECK_VALIDITY_RETURN_NULL(c, !source_name || *source_name, PA_ERR_INVALID);
@ -1630,6 +1664,7 @@ pa_operation* pa_context_suspend_source_by_index(pa_context *c, uint32_t idx, in
pa_assert(c);
pa_assert(PA_REFCNT_VALUE(c) >= 1);
PA_CHECK_VALIDITY_RETURN_NULL(c, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->state == PA_CONTEXT_READY, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->version >= 11, PA_ERR_NOTSUPPORTED);

65
src/pulse/stream.c
View file

@ -38,6 +38,7 @@
#include <pulsecore/macro.h>
#include <pulsecore/rtclock.h>
#include "fork-detect.h"
#include "internal.h"
#define LATENCY_IPOL_INTERVAL_USEC (333*PA_USEC_PER_MSEC)
@ -87,6 +88,7 @@ pa_stream *pa_stream_new_with_proplist(
pa_assert(c);
pa_assert(PA_REFCNT_VALUE(c) >= 1);
PA_CHECK_VALIDITY_RETURN_NULL(c, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY_RETURN_NULL(c, ss && pa_sample_spec_valid(ss), PA_ERR_INVALID);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->version >= 12 || (ss->format != PA_SAMPLE_S32LE && ss->format != PA_SAMPLE_S32BE), PA_ERR_NOTSUPPORTED);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->version >= 15 || (ss->format != PA_SAMPLE_S24LE && ss->format != PA_SAMPLE_S24BE), PA_ERR_NOTSUPPORTED);
@ -267,6 +269,7 @@ uint32_t pa_stream_get_index(pa_stream *s) {
pa_assert(s);
pa_assert(PA_REFCNT_VALUE(s) >= 1);
PA_CHECK_VALIDITY_RETURN_ANY(s->context, !pa_detect_fork(), PA_ERR_FORKED, PA_INVALID_INDEX);
PA_CHECK_VALIDITY_RETURN_ANY(s->context, s->state == PA_STREAM_READY, PA_ERR_BADSTATE, PA_INVALID_INDEX);
return s->stream_index;
@ -921,6 +924,7 @@ static int create_stream(
pa_assert(PA_REFCNT_VALUE(s) >= 1);
pa_assert(direction == PA_STREAM_PLAYBACK || direction == PA_STREAM_RECORD);
PA_CHECK_VALIDITY(s->context, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY(s->context, s->state == PA_STREAM_UNCONNECTED, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY(s->context, s->direct_on_input == PA_INVALID_INDEX || direction == PA_STREAM_RECORD, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY(s->context, !(flags & ~(PA_STREAM_START_CORKED|
@ -1122,6 +1126,7 @@ int pa_stream_write(
pa_assert(PA_REFCNT_VALUE(s) >= 1);
pa_assert(data);
PA_CHECK_VALIDITY(s->context, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY(s->context, s->state == PA_STREAM_READY, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY(s->context, s->direction == PA_STREAM_PLAYBACK || s->direction == PA_STREAM_UPLOAD, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY(s->context, seek <= PA_SEEK_RELATIVE_END, PA_ERR_INVALID);
@ -1216,6 +1221,7 @@ int pa_stream_peek(pa_stream *s, const void **data, size_t *length) {
pa_assert(data);
pa_assert(length);
PA_CHECK_VALIDITY(s->context, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY(s->context, s->state == PA_STREAM_READY, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY(s->context, s->direction == PA_STREAM_RECORD, PA_ERR_BADSTATE);
@ -1240,6 +1246,7 @@ int pa_stream_drop(pa_stream *s) {
pa_assert(s);
pa_assert(PA_REFCNT_VALUE(s) >= 1);
PA_CHECK_VALIDITY(s->context, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY(s->context, s->state == PA_STREAM_READY, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY(s->context, s->direction == PA_STREAM_RECORD, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY(s->context, s->peek_memchunk.memblock, PA_ERR_BADSTATE);
@ -1262,6 +1269,7 @@ size_t pa_stream_writable_size(pa_stream *s) {
pa_assert(s);
pa_assert(PA_REFCNT_VALUE(s) >= 1);
PA_CHECK_VALIDITY_RETURN_ANY(s->context, !pa_detect_fork(), PA_ERR_FORKED, (size_t) -1);
PA_CHECK_VALIDITY_RETURN_ANY(s->context, s->state == PA_STREAM_READY, PA_ERR_BADSTATE, (size_t) -1);
PA_CHECK_VALIDITY_RETURN_ANY(s->context, s->direction != PA_STREAM_RECORD, PA_ERR_BADSTATE, (size_t) -1);
@ -1272,6 +1280,7 @@ size_t pa_stream_readable_size(pa_stream *s) {
pa_assert(s);
pa_assert(PA_REFCNT_VALUE(s) >= 1);
PA_CHECK_VALIDITY_RETURN_ANY(s->context, !pa_detect_fork(), PA_ERR_FORKED, (size_t) -1);
PA_CHECK_VALIDITY_RETURN_ANY(s->context, s->state == PA_STREAM_READY, PA_ERR_BADSTATE, (size_t) -1);
PA_CHECK_VALIDITY_RETURN_ANY(s->context, s->direction == PA_STREAM_RECORD, PA_ERR_BADSTATE, (size_t) -1);
@ -1286,6 +1295,7 @@ pa_operation * pa_stream_drain(pa_stream *s, pa_stream_success_cb_t cb, void *us
pa_assert(s);
pa_assert(PA_REFCNT_VALUE(s) >= 1);
PA_CHECK_VALIDITY_RETURN_NULL(s->context, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY_RETURN_NULL(s->context, s->state == PA_STREAM_READY, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY_RETURN_NULL(s->context, s->direction == PA_STREAM_PLAYBACK, PA_ERR_BADSTATE);
@ -1557,6 +1567,7 @@ pa_operation* pa_stream_update_timing_info(pa_stream *s, pa_stream_success_cb_t
pa_assert(s);
pa_assert(PA_REFCNT_VALUE(s) >= 1);
PA_CHECK_VALIDITY_RETURN_NULL(s->context, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY_RETURN_NULL(s->context, s->state == PA_STREAM_READY, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY_RETURN_NULL(s->context, s->direction != PA_STREAM_UPLOAD, PA_ERR_BADSTATE);
@ -1627,6 +1638,7 @@ int pa_stream_disconnect(pa_stream *s) {
pa_assert(s);
pa_assert(PA_REFCNT_VALUE(s) >= 1);
PA_CHECK_VALIDITY(s->context, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY(s->context, s->channel_valid, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY(s->context, s->context->state == PA_CONTEXT_READY, PA_ERR_BADSTATE);
@ -1649,6 +1661,9 @@ void pa_stream_set_read_callback(pa_stream *s, pa_stream_request_cb_t cb, void *
pa_assert(s);
pa_assert(PA_REFCNT_VALUE(s) >= 1);
if (pa_detect_fork())
return;
if (s->state == PA_STREAM_TERMINATED || s->state == PA_STREAM_FAILED)
return;
@ -1660,6 +1675,9 @@ void pa_stream_set_write_callback(pa_stream *s, pa_stream_request_cb_t cb, void
pa_assert(s);
pa_assert(PA_REFCNT_VALUE(s) >= 1);
if (pa_detect_fork())
return;
if (s->state == PA_STREAM_TERMINATED || s->state == PA_STREAM_FAILED)
return;
@ -1671,6 +1689,9 @@ void pa_stream_set_state_callback(pa_stream *s, pa_stream_notify_cb_t cb, void *
pa_assert(s);
pa_assert(PA_REFCNT_VALUE(s) >= 1);
if (pa_detect_fork())
return;
if (s->state == PA_STREAM_TERMINATED || s->state == PA_STREAM_FAILED)
return;
@ -1682,6 +1703,9 @@ void pa_stream_set_overflow_callback(pa_stream *s, pa_stream_notify_cb_t cb, voi
pa_assert(s);
pa_assert(PA_REFCNT_VALUE(s) >= 1);
if (pa_detect_fork())
return;
if (s->state == PA_STREAM_TERMINATED || s->state == PA_STREAM_FAILED)
return;
@ -1693,6 +1717,9 @@ void pa_stream_set_underflow_callback(pa_stream *s, pa_stream_notify_cb_t cb, vo
pa_assert(s);
pa_assert(PA_REFCNT_VALUE(s) >= 1);
if (pa_detect_fork())
return;
if (s->state == PA_STREAM_TERMINATED || s->state == PA_STREAM_FAILED)
return;
@ -1704,6 +1731,9 @@ void pa_stream_set_latency_update_callback(pa_stream *s, pa_stream_notify_cb_t c
pa_assert(s);
pa_assert(PA_REFCNT_VALUE(s) >= 1);
if (pa_detect_fork())
return;
if (s->state == PA_STREAM_TERMINATED || s->state == PA_STREAM_FAILED)
return;
@ -1715,6 +1745,9 @@ void pa_stream_set_moved_callback(pa_stream *s, pa_stream_notify_cb_t cb, void *
pa_assert(s);
pa_assert(PA_REFCNT_VALUE(s) >= 1);
if (pa_detect_fork())
return;
if (s->state == PA_STREAM_TERMINATED || s->state == PA_STREAM_FAILED)
return;
@ -1726,6 +1759,9 @@ void pa_stream_set_suspended_callback(pa_stream *s, pa_stream_notify_cb_t cb, vo
pa_assert(s);
pa_assert(PA_REFCNT_VALUE(s) >= 1);
if (pa_detect_fork())
return;
if (s->state == PA_STREAM_TERMINATED || s->state == PA_STREAM_FAILED)
return;
@ -1737,6 +1773,9 @@ void pa_stream_set_started_callback(pa_stream *s, pa_stream_notify_cb_t cb, void
pa_assert(s);
pa_assert(PA_REFCNT_VALUE(s) >= 1);
if (pa_detect_fork())
return;
if (s->state == PA_STREAM_TERMINATED || s->state == PA_STREAM_FAILED)
return;
@ -1748,6 +1787,9 @@ void pa_stream_set_event_callback(pa_stream *s, pa_stream_event_cb_t cb, void *u
pa_assert(s);
pa_assert(PA_REFCNT_VALUE(s) >= 1);
if (pa_detect_fork())
return;
if (s->state == PA_STREAM_TERMINATED || s->state == PA_STREAM_FAILED)
return;
@ -1794,6 +1836,7 @@ pa_operation* pa_stream_cork(pa_stream *s, int b, pa_stream_success_cb_t cb, voi
pa_assert(s);
pa_assert(PA_REFCNT_VALUE(s) >= 1);
PA_CHECK_VALIDITY_RETURN_NULL(s->context, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY_RETURN_NULL(s->context, s->state == PA_STREAM_READY, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY_RETURN_NULL(s->context, s->direction != PA_STREAM_UPLOAD, PA_ERR_BADSTATE);
@ -1827,6 +1870,7 @@ static pa_operation* stream_send_simple_command(pa_stream *s, uint32_t command,
pa_assert(s);
pa_assert(PA_REFCNT_VALUE(s) >= 1);
PA_CHECK_VALIDITY_RETURN_NULL(s->context, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY_RETURN_NULL(s->context, s->state == PA_STREAM_READY, PA_ERR_BADSTATE);
o = pa_operation_new(s->context, s, (pa_operation_cb_t) cb, userdata);
@ -1845,6 +1889,7 @@ pa_operation* pa_stream_flush(pa_stream *s, pa_stream_success_cb_t cb, void *use
pa_assert(s);
pa_assert(PA_REFCNT_VALUE(s) >= 1);
PA_CHECK_VALIDITY_RETURN_NULL(s->context, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY_RETURN_NULL(s->context, s->state == PA_STREAM_READY, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY_RETURN_NULL(s->context, s->direction != PA_STREAM_UPLOAD, PA_ERR_BADSTATE);
@ -1877,6 +1922,7 @@ pa_operation* pa_stream_prebuf(pa_stream *s, pa_stream_success_cb_t cb, void *us
pa_assert(s);
pa_assert(PA_REFCNT_VALUE(s) >= 1);
PA_CHECK_VALIDITY_RETURN_NULL(s->context, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY_RETURN_NULL(s->context, s->state == PA_STREAM_READY, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY_RETURN_NULL(s->context, s->direction == PA_STREAM_PLAYBACK, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY_RETURN_NULL(s->context, s->buffer_attr.prebuf > 0, PA_ERR_BADSTATE);
@ -1897,6 +1943,7 @@ pa_operation* pa_stream_trigger(pa_stream *s, pa_stream_success_cb_t cb, void *u
pa_assert(s);
pa_assert(PA_REFCNT_VALUE(s) >= 1);
PA_CHECK_VALIDITY_RETURN_NULL(s->context, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY_RETURN_NULL(s->context, s->state == PA_STREAM_READY, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY_RETURN_NULL(s->context, s->direction == PA_STREAM_PLAYBACK, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY_RETURN_NULL(s->context, s->buffer_attr.prebuf > 0, PA_ERR_BADSTATE);
@ -1918,6 +1965,7 @@ pa_operation* pa_stream_set_name(pa_stream *s, const char *name, pa_stream_succe
pa_assert(PA_REFCNT_VALUE(s) >= 1);
pa_assert(name);
PA_CHECK_VALIDITY_RETURN_NULL(s->context, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY_RETURN_NULL(s->context, s->state == PA_STREAM_READY, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY_RETURN_NULL(s->context, s->direction != PA_STREAM_UPLOAD, PA_ERR_BADSTATE);
@ -1951,6 +1999,7 @@ int pa_stream_get_time(pa_stream *s, pa_usec_t *r_usec) {
pa_assert(s);
pa_assert(PA_REFCNT_VALUE(s) >= 1);
PA_CHECK_VALIDITY(s->context, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY(s->context, s->state == PA_STREAM_READY, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY(s->context, s->direction != PA_STREAM_UPLOAD, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY(s->context, s->timing_info_valid, PA_ERR_NODATA);
@ -2003,6 +2052,7 @@ int pa_stream_get_latency(pa_stream *s, pa_usec_t *r_usec, int *negative) {
pa_assert(PA_REFCNT_VALUE(s) >= 1);
pa_assert(r_usec);
PA_CHECK_VALIDITY(s->context, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY(s->context, s->state == PA_STREAM_READY, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY(s->context, s->direction != PA_STREAM_UPLOAD, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY(s->context, s->timing_info_valid, PA_ERR_NODATA);
@ -2034,6 +2084,7 @@ const pa_timing_info* pa_stream_get_timing_info(pa_stream *s) {
pa_assert(s);
pa_assert(PA_REFCNT_VALUE(s) >= 1);
PA_CHECK_VALIDITY_RETURN_NULL(s->context, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY_RETURN_NULL(s->context, s->state == PA_STREAM_READY, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY_RETURN_NULL(s->context, s->direction != PA_STREAM_UPLOAD, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY_RETURN_NULL(s->context, s->timing_info_valid, PA_ERR_NODATA);
@ -2045,6 +2096,8 @@ const pa_sample_spec* pa_stream_get_sample_spec(pa_stream *s) {
pa_assert(s);
pa_assert(PA_REFCNT_VALUE(s) >= 1);
PA_CHECK_VALIDITY_RETURN_NULL(s->context, !pa_detect_fork(), PA_ERR_FORKED);
return &s->sample_spec;
}
@ -2052,6 +2105,8 @@ const pa_channel_map* pa_stream_get_channel_map(pa_stream *s) {
pa_assert(s);
pa_assert(PA_REFCNT_VALUE(s) >= 1);
PA_CHECK_VALIDITY_RETURN_NULL(s->context, !pa_detect_fork(), PA_ERR_FORKED);
return &s->channel_map;
}
@ -2139,6 +2194,7 @@ pa_operation* pa_stream_set_buffer_attr(pa_stream *s, const pa_buffer_attr *attr
pa_assert(PA_REFCNT_VALUE(s) >= 1);
pa_assert(attr);
PA_CHECK_VALIDITY_RETURN_NULL(s->context, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY_RETURN_NULL(s->context, s->state == PA_STREAM_READY, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY_RETURN_NULL(s->context, s->direction != PA_STREAM_UPLOAD, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY_RETURN_NULL(s->context, s->context->version >= 12, PA_ERR_NOTSUPPORTED);
@ -2183,6 +2239,7 @@ uint32_t pa_stream_get_device_index(pa_stream *s) {
pa_assert(s);
pa_assert(PA_REFCNT_VALUE(s) >= 1);
PA_CHECK_VALIDITY_RETURN_ANY(s->context, !pa_detect_fork(), PA_ERR_FORKED, PA_INVALID_INDEX);
PA_CHECK_VALIDITY_RETURN_ANY(s->context, s->state == PA_STREAM_READY, PA_ERR_BADSTATE, PA_INVALID_INDEX);
PA_CHECK_VALIDITY_RETURN_ANY(s->context, s->direction != PA_STREAM_UPLOAD, PA_ERR_BADSTATE, PA_INVALID_INDEX);
PA_CHECK_VALIDITY_RETURN_ANY(s->context, s->context->version >= 12, PA_ERR_NOTSUPPORTED, PA_INVALID_INDEX);
@ -2195,6 +2252,7 @@ const char *pa_stream_get_device_name(pa_stream *s) {
pa_assert(s);
pa_assert(PA_REFCNT_VALUE(s) >= 1);
PA_CHECK_VALIDITY_RETURN_NULL(s->context, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY_RETURN_NULL(s->context, s->state == PA_STREAM_READY, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY_RETURN_NULL(s->context, s->direction != PA_STREAM_UPLOAD, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY_RETURN_NULL(s->context, s->context->version >= 12, PA_ERR_NOTSUPPORTED);
@ -2207,6 +2265,7 @@ int pa_stream_is_suspended(pa_stream *s) {
pa_assert(s);
pa_assert(PA_REFCNT_VALUE(s) >= 1);
PA_CHECK_VALIDITY(s->context, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY(s->context, s->state == PA_STREAM_READY, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY(s->context, s->direction != PA_STREAM_UPLOAD, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY(s->context, s->context->version >= 12, PA_ERR_NOTSUPPORTED);
@ -2218,6 +2277,7 @@ int pa_stream_is_corked(pa_stream *s) {
pa_assert(s);
pa_assert(PA_REFCNT_VALUE(s) >= 1);
PA_CHECK_VALIDITY(s->context, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY(s->context, s->state == PA_STREAM_READY, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY(s->context, s->direction != PA_STREAM_UPLOAD, PA_ERR_BADSTATE);
@ -2270,6 +2330,7 @@ pa_operation *pa_stream_update_sample_rate(pa_stream *s, uint32_t rate, pa_strea
pa_assert(s);
pa_assert(PA_REFCNT_VALUE(s) >= 1);
PA_CHECK_VALIDITY_RETURN_NULL(s->context, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY_RETURN_NULL(s->context, rate > 0 && rate <= PA_RATE_MAX, PA_ERR_INVALID);
PA_CHECK_VALIDITY_RETURN_NULL(s->context, s->state == PA_STREAM_READY, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY_RETURN_NULL(s->context, s->direction != PA_STREAM_UPLOAD, PA_ERR_BADSTATE);
@ -2300,6 +2361,7 @@ pa_operation *pa_stream_proplist_update(pa_stream *s, pa_update_mode_t mode, pa_
pa_assert(s);
pa_assert(PA_REFCNT_VALUE(s) >= 1);
PA_CHECK_VALIDITY_RETURN_NULL(s->context, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY_RETURN_NULL(s->context, mode == PA_UPDATE_SET || mode == PA_UPDATE_MERGE || mode == PA_UPDATE_REPLACE, PA_ERR_INVALID);
PA_CHECK_VALIDITY_RETURN_NULL(s->context, s->state == PA_STREAM_READY, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY_RETURN_NULL(s->context, s->direction != PA_STREAM_UPLOAD, PA_ERR_BADSTATE);
@ -2333,6 +2395,7 @@ pa_operation *pa_stream_proplist_remove(pa_stream *s, const char *const keys[],
pa_assert(s);
pa_assert(PA_REFCNT_VALUE(s) >= 1);
PA_CHECK_VALIDITY_RETURN_NULL(s->context, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY_RETURN_NULL(s->context, keys && keys[0], PA_ERR_INVALID);
PA_CHECK_VALIDITY_RETURN_NULL(s->context, s->state == PA_STREAM_READY, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY_RETURN_NULL(s->context, s->direction != PA_STREAM_UPLOAD, PA_ERR_BADSTATE);
@ -2364,6 +2427,7 @@ int pa_stream_set_monitor_stream(pa_stream *s, uint32_t sink_input_idx) {
pa_assert(s);
pa_assert(PA_REFCNT_VALUE(s) >= 1);
PA_CHECK_VALIDITY(s->context, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY(s->context, sink_input_idx != PA_INVALID_INDEX, PA_ERR_INVALID);
PA_CHECK_VALIDITY(s->context, s->state == PA_STREAM_UNCONNECTED, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY(s->context, s->context->version >= 13, PA_ERR_NOTSUPPORTED);
@ -2377,6 +2441,7 @@ uint32_t pa_stream_get_monitor_stream(pa_stream *s) {
pa_assert(s);
pa_assert(PA_REFCNT_VALUE(s) >= 1);
PA_CHECK_VALIDITY_RETURN_ANY(s->context, !pa_detect_fork(), PA_ERR_FORKED, PA_INVALID_INDEX);
PA_CHECK_VALIDITY_RETURN_ANY(s->context, s->direct_on_input != PA_INVALID_INDEX, PA_ERR_BADSTATE, PA_INVALID_INDEX);
PA_CHECK_VALIDITY_RETURN_ANY(s->context, s->context->version >= 13, PA_ERR_NOTSUPPORTED, PA_INVALID_INDEX);