flatpak: add flatpak module

Pass LoopUtils to callbacks to make it easier to reschedule timeouts.
This commit is contained in:
Wim Taymans 2017-04-17 16:32:25 +02:00
parent a5b39019d1
commit be528ba7c2
17 changed files with 826 additions and 259 deletions

View file

@ -376,8 +376,9 @@ static const PinosRegistryEvents registry_events = {
typedef bool (*PinosDemarshalFunc) (void *object, void *data, size_t size);
static void
do_flush_event (SpaSource *source,
void *data)
do_flush_event (SpaLoopUtils *utils,
SpaSource *source,
void *data)
{
PinosContextImpl *impl = data;
if (impl->connection)
@ -394,10 +395,11 @@ on_need_flush (PinosListener *listener,
}
static void
on_context_data (SpaSource *source,
int fd,
SpaIO mask,
void *data)
on_context_data (SpaLoopUtils *utils,
SpaSource *source,
int fd,
SpaIO mask,
void *data)
{
PinosContextImpl *impl = data;
PinosContext *this = &impl->this;

View file

@ -35,21 +35,6 @@
#include <pinos/client/loop.h>
#include <pinos/client/log.h>
typedef struct {
SpaSource source;
SpaList link;
bool close;
union {
SpaSourceIOFunc io;
SpaSourceIdleFunc idle;
SpaSourceEventFunc event;
SpaSourceTimerFunc timer;
SpaSourceSignalFunc signal;
} func;
int signal_number;
} SpaSourceImpl;
#define DATAS_SIZE (4096 * 8)
typedef struct {
@ -83,6 +68,24 @@ typedef struct {
uint8_t buffer_data[DATAS_SIZE];
} PinosLoopImpl;
typedef struct {
SpaSource source;
PinosLoopImpl *impl;
SpaList link;
bool close;
union {
SpaSourceIOFunc io;
SpaSourceIdleFunc idle;
SpaSourceEventFunc event;
SpaSourceTimerFunc timer;
SpaSourceSignalFunc signal;
} func;
int signal_number;
bool enabled;
} SpaSourceImpl;
static inline uint32_t
spa_io_to_epoll (SpaIO mask)
{
@ -221,8 +224,9 @@ loop_invoke (SpaLoop *loop,
}
static void
event_func (SpaSource *source,
void *data)
event_func (SpaLoopUtils *utils,
SpaSource *source,
void *data)
{
PinosLoopImpl *impl = data;
uint32_t offset;
@ -314,7 +318,7 @@ static void
source_io_func (SpaSource *source)
{
SpaSourceImpl *impl = SPA_CONTAINER_OF (source, SpaSourceImpl, source);
impl->func.io (source, source->fd, source->rmask, source->data);
impl->func.io (&impl->impl->utils, source, source->fd, source->rmask, source->data);
}
static SpaSource *
@ -337,6 +341,7 @@ loop_add_io (SpaLoopUtils *utils,
source->source.data = data;
source->source.fd = fd;
source->source.mask = mask;
source->impl = impl;
source->close = close;
source->func.io = func;
@ -360,11 +365,12 @@ static void
source_idle_func (SpaSource *source)
{
SpaSourceImpl *impl = SPA_CONTAINER_OF (source, SpaSourceImpl, source);
impl->func.idle (source, source->data);
impl->func.idle (&impl->impl->utils, source, source->data);
}
static SpaSource *
loop_add_idle (SpaLoopUtils *utils,
bool enabled,
SpaSourceIdleFunc func,
void *data)
{
@ -379,6 +385,7 @@ loop_add_idle (SpaLoopUtils *utils,
source->source.func = source_idle_func;
source->source.data = data;
source->source.fd = eventfd (0, EFD_CLOEXEC | EFD_NONBLOCK);
source->impl = impl;
source->close = true;
source->source.mask = SPA_IO_IN;
source->func.idle = func;
@ -387,7 +394,8 @@ loop_add_idle (SpaLoopUtils *utils,
spa_list_insert (&impl->source_list, &source->link);
spa_loop_utils_enable_idle (&impl->utils, &source->source, true);
if (enabled)
spa_loop_utils_enable_idle (&impl->utils, &source->source, true);
return &source->source;
}
@ -396,16 +404,18 @@ static void
loop_enable_idle (SpaSource *source,
bool enabled)
{
SpaSourceImpl *impl = SPA_CONTAINER_OF (source, SpaSourceImpl, source);
uint64_t count;
if (enabled) {
if (enabled && !impl->enabled) {
count = 1;
if (write (source->fd, &count, sizeof (uint64_t)) != sizeof (uint64_t))
pinos_log_warn ("loop %p: failed to write idle fd: %s", source, strerror (errno));
} else {
} else if (!enabled && impl->enabled) {
if (read (source->fd, &count, sizeof (uint64_t)) != sizeof (uint64_t))
pinos_log_warn ("loop %p: failed to read idle fd: %s", source, strerror (errno));
}
impl->enabled = enabled;
}
static void
@ -417,7 +427,7 @@ source_event_func (SpaSource *source)
if (read (source->fd, &count, sizeof (uint64_t)) != sizeof (uint64_t))
pinos_log_warn ("loop %p: failed to read event fd: %s", source, strerror (errno));
impl->func.event (source, source->data);
impl->func.event (&impl->impl->utils, source, source->data);
}
static SpaSource *
@ -437,6 +447,7 @@ loop_add_event (SpaLoopUtils *utils,
source->source.data = data;
source->source.fd = eventfd (0, EFD_CLOEXEC | EFD_NONBLOCK);
source->source.mask = SPA_IO_IN;
source->impl = impl;
source->close = true;
source->func.event = func;
@ -465,7 +476,7 @@ source_timer_func (SpaSource *source)
if (read (source->fd, &expires, sizeof (uint64_t)) != sizeof (uint64_t))
pinos_log_warn ("loop %p: failed to read timer fd: %s", source, strerror (errno));
impl->func.timer (source, source->data);
impl->func.timer (&impl->impl->utils, source, source->data);
}
static SpaSource *
@ -485,6 +496,7 @@ loop_add_timer (SpaLoopUtils *utils,
source->source.data = data;
source->source.fd = timerfd_create (CLOCK_MONOTONIC, TFD_CLOEXEC | TFD_NONBLOCK);
source->source.mask = SPA_IO_IN;
source->impl = impl;
source->close = true;
source->func.timer = func;
@ -532,7 +544,7 @@ source_signal_func (SpaSource *source)
if (read (source->fd, &signal_info, sizeof (signal_info)) != sizeof (signal_info))
pinos_log_warn ("loop %p: failed to read signal fd: %s", source, strerror (errno));
impl->func.signal (source, impl->signal_number, source->data);
impl->func.signal (&impl->impl->utils, source, impl->signal_number, source->data);
}
static SpaSource *
@ -557,6 +569,7 @@ loop_add_signal (SpaLoopUtils *utils,
source->source.fd = signalfd (-1, &mask, SFD_CLOEXEC | SFD_NONBLOCK);
sigprocmask (SIG_BLOCK, &mask, NULL);
source->source.mask = SPA_IO_IN;
source->impl = impl;
source->close = true;
source->func.signal = func;
source->signal_number = signal_number;

View file

@ -409,8 +409,9 @@ do_node_init (PinosStream *stream)
}
static void
on_timeout (SpaSource *source,
void *data)
on_timeout (SpaLoopUtils *utils,
SpaSource *source,
void *data)
{
PinosStream *stream = data;
add_request_clock_update (stream);
@ -515,7 +516,8 @@ handle_rtnode_event (PinosStream *stream,
}
static void
on_rtsocket_condition (SpaSource *source,
on_rtsocket_condition (SpaLoopUtils *utils,
SpaSource *source,
int fd,
SpaIO mask,
void *data)

View file

@ -57,8 +57,9 @@ post_hook (SpaLoopControl *ctrl,
}
static void
do_stop (SpaSource *source,
void *data)
do_stop (SpaLoopUtils *utils,
SpaSource *source,
void *data)
{
PinosThreadMainLoopImpl *impl = data;
impl->running = false;

View file

@ -3,4 +3,4 @@ load-module libpinos-module-protocol-native
load-module libpinos-module-suspend-on-idle
load-module libpinos-module-spa --pattern snow
load-module libpinos-module-autolink
load-module libpinos-module-access
load-module libpinos-module-flatpak

View file

@ -6,13 +6,13 @@ pinos_module_c_args = [
'-D_GNU_SOURCE',
]
pinos_module_access = shared_library('pinos-module-access', [ 'module-access.c' ],
pinos_module_flatpak = shared_library('pinos-module-flatpak', [ 'module-flatpak.c' ],
c_args : pinos_module_c_args,
include_directories : [configinc, spa_inc],
link_with : spalib,
install : true,
install_dir : '@0@/pinos-0.1'.format(get_option('libdir')),
dependencies : [mathlib, dl_lib, pinos_dep, pinoscore_dep],
dependencies : [dbus_dep, mathlib, dl_lib, pinos_dep, pinoscore_dep],
)
pinos_module_autolink = shared_library('pinos-module-autolink', [ 'module-autolink.c' ],

View file

@ -1,188 +0,0 @@
/* Pinos
* Copyright (C) 2016 Wim Taymans <wim.taymans@gmail.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library 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
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#include <string.h>
#include <stdio.h>
#include <errno.h>
#include "config.h"
#include "pinos/server/core.h"
#include "pinos/server/module.h"
typedef struct {
PinosCore *core;
PinosProperties *properties;
PinosListener check_send;
PinosListener check_dispatch;
} ModuleImpl;
static bool
check_global_owner (PinosCore *core,
PinosClient *client,
PinosGlobal *global)
{
pinos_log_debug ("%p", global);
if (global == NULL)
return false;
pinos_log_debug ("%p", global->owner);
if (global->owner == NULL)
return true;
pinos_log_debug ("%d %d", global->owner->ucred.uid, client->ucred.uid);
if (global->owner->ucred.uid == client->ucred.uid)
return true;
return false;
}
static SpaResult
do_view_global (PinosAccess *access,
PinosClient *client,
PinosGlobal *global)
{
if (global->type == client->core->type.link) {
PinosLink *link = global->object;
pinos_log_debug ("link %p: global %p %p %p %p", link, global->owner, client, link->output, link->input);
/* we must be able to see both nodes */
if (link->output && !check_global_owner (client->core, client, link->output->node->global))
return SPA_RESULT_ERROR;
pinos_log_debug ("link %p: global %p %p %p %p", link, global->owner, client, link->output, link->input);
if (link->input && !check_global_owner (client->core, client, link->input->node->global))
return SPA_RESULT_ERROR;
pinos_log_debug ("link %p: global %p %p %p %p", link, global->owner, client, link->output, link->input);
}
else if (!check_global_owner (client->core, client, global))
return SPA_RESULT_ERROR;
return SPA_RESULT_OK;
}
static SpaResult
do_create_node (PinosAccess *access,
PinosAccessData *data,
const char *factory_name,
const char *name,
PinosProperties *properties)
{
data->res = SPA_RESULT_OK;
data->complete_cb (data);
return SPA_RESULT_OK;
}
#if 0
static void
check_timeout (SpaSource *source,
void *d)
{
PinosAccessData *data = d;
data->res = SPA_RESULT_OK;
data->complete_cb (data);
}
#endif
static SpaResult
do_create_client_node (PinosAccess *access,
PinosAccessData *data,
const char *name,
PinosProperties *properties)
{
#if 0
struct timespec value;
SpaSource *timer;
pinos_log_debug ("access %p: check %s %p", access, name, properties);
timer = pinos_loop_add_timer (data->resource->core->main_loop->loop,
check_timeout,
data->async_copy (data, 0));
value.tv_sec = 3;
value.tv_nsec = 0;
pinos_loop_update_timer (data->resource->core->main_loop->loop,
timer,
&value,
NULL,
false);
return SPA_RESULT_RETURN_ASYNC (0);
#else
data->res = SPA_RESULT_OK;
return SPA_RESULT_OK;
#endif
}
static PinosAccess access_checks =
{
do_view_global,
do_create_node,
do_create_client_node,
};
static ModuleImpl *
module_new (PinosCore *core,
PinosProperties *properties)
{
ModuleImpl *impl;
impl = calloc (1, sizeof (ModuleImpl));
pinos_log_debug ("module %p: new", impl);
impl->core = core;
impl->properties = properties;
core->access = &access_checks;
return impl;
}
#if 0
static void
module_destroy (ModuleImpl *impl)
{
pinos_log_debug ("module %p: destroy", impl);
pinos_global_destroy (impl->global);
pinos_signal_remove (&impl->global_added);
pinos_signal_remove (&impl->global_removed);
pinos_signal_remove (&impl->port_added);
pinos_signal_remove (&impl->port_removed);
pinos_signal_remove (&impl->port_unlinked);
pinos_signal_remove (&impl->link_state_changed);
free (impl);
}
#endif
bool
pinos__module_init (PinosModule * module, const char * args)
{
module_new (module->core, NULL);
return true;
}

View file

@ -0,0 +1,717 @@
/* Pinos
* Copyright (C) 2016 Wim Taymans <wim.taymans@gmail.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library 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
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#include <string.h>
#include <stdio.h>
#include <errno.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <unistd.h>
#include "config.h"
#include <dbus/dbus.h>
#include "pinos/client/utils.h"
#include "pinos/server/core.h"
#include "pinos/server/module.h"
typedef struct {
PinosCore *core;
PinosProperties *properties;
DBusConnection *bus;
PinosListener global_added;
PinosListener global_removed;
SpaList client_list;
PinosAccess access;
SpaSource *dispatch_event;
} ModuleImpl;
typedef struct {
ModuleImpl *impl;
SpaList link;
PinosClient *client;
bool is_sandboxed;
SpaList async_pending;
} ClientInfo;
typedef struct {
SpaList link;
bool handled;
ClientInfo *info;
char *handle;
PinosAccessData *access_data;
} AsyncPending;
static ClientInfo *
find_client_info (ModuleImpl *impl, PinosClient *client)
{
ClientInfo *info;
spa_list_for_each (info, &impl->client_list, link) {
if (info->client == client)
return info;
}
return NULL;
}
static void
close_request (AsyncPending *p)
{
DBusMessage *m = NULL;
ModuleImpl *impl = p->info->impl;
if (!(m = dbus_message_new_method_call ("org.freedesktop.portal.Request",
p->handle,
"org.freedesktop.portal.Request",
"Close"))) {
pinos_log_error ("Failed to create message");
return;
}
if (!dbus_connection_send (impl->bus, m, NULL))
pinos_log_error ("Failed to send message");
dbus_message_unref(m);
}
static AsyncPending *
find_pending (ClientInfo *cinfo, const char *handle)
{
AsyncPending *p;
spa_list_for_each (p, &cinfo->async_pending, link) {
if (strcmp (p->handle, handle) == 0)
return p;
}
return NULL;
}
static void
free_pending (PinosAccessData *d)
{
AsyncPending *p = d->user_data;
if (!p->handled)
close_request(p);
spa_list_remove (&p->link);
free (p->handle);
}
static void
add_pending (ClientInfo *cinfo, const char *handle, PinosAccessData *access_data)
{
AsyncPending *p;
PinosAccessData *ad;
ad = access_data->async_copy (access_data, sizeof (AsyncPending));
ad->free_cb = free_pending;
p = ad->user_data;
p->info = cinfo;
p->handle = strdup (handle);
p->access_data = ad;
p->handled = false;
spa_list_insert (cinfo->async_pending.prev, &p->link);
}
static void
client_info_free (ClientInfo *cinfo)
{
AsyncPending *p, *tmp;
spa_list_for_each_safe (p, tmp, &cinfo->async_pending, link) {
p->access_data->res = SPA_RESULT_NO_PERMISSION;
p->access_data->complete_cb (p->access_data);
}
spa_list_remove (&cinfo->link);
free (cinfo);
}
static bool
client_is_sandboxed (PinosClient *cl)
{
char data[2048], *ptr;
size_t n, size;
const char *state = NULL;
const char *current;
bool result;
int fd;
pid_t pid;
if (cl->ucred_valid) {
pinos_log_info ("client has trusted pid %d", cl->ucred.pid);
}
else {
pinos_log_info ("no trusted pid found, assuming not sandboxed\n");
return false;
}
pid = cl->ucred.pid;
sprintf (data, "/proc/%u/cgroup", pid);
fd = open (data, O_RDONLY | O_CLOEXEC, 0);
if (fd == -1)
return false;
size = sizeof (data);
ptr = data;
while (size > 0) {
int r;
if ((r = read (fd, data, size)) < 0) {
if (errno == EINTR)
continue;
else
break;
}
if (r == 0)
break;
ptr += r;
size -= r;
}
close (fd);
result = false;
while ((current = pinos_split_walk (data, "\n", &n, &state)) != NULL) {
if (strncmp (current, "1:name=systemd:", strlen ("1:name=systemd:")) == 0) {
const char *p = strstr (current, "flatpak-");
if (p && p - current < n) {
pinos_log_info ("found a flatpak cgroup, assuming sandboxed\n");
result = true;
break;
}
}
}
return result;
}
static bool
check_global_owner (PinosCore *core,
PinosClient *client,
PinosGlobal *global)
{
if (global == NULL)
return false;
if (global->owner == NULL)
return true;
if (global->owner->ucred.uid == client->ucred.uid)
return true;
return false;
}
static SpaResult
do_view_global (PinosAccess *access,
PinosClient *client,
PinosGlobal *global)
{
if (global->type == client->core->type.link) {
PinosLink *link = global->object;
/* we must be able to see both nodes */
if (link->output && !check_global_owner (client->core, client, link->output->node->global))
return SPA_RESULT_ERROR;
if (link->input && !check_global_owner (client->core, client, link->input->node->global))
return SPA_RESULT_ERROR;
}
else if (!check_global_owner (client->core, client, global))
return SPA_RESULT_ERROR;
return SPA_RESULT_OK;
}
static SpaResult
do_create_node (PinosAccess *access,
PinosAccessData *data,
const char *factory_name,
const char *name,
PinosProperties *properties)
{
ModuleImpl *impl = SPA_CONTAINER_OF (access, ModuleImpl, access);
ClientInfo *cinfo = find_client_info (impl, data->resource->client);
if (cinfo->is_sandboxed)
data->res = SPA_RESULT_NO_PERMISSION;
else
data->res = SPA_RESULT_OK;
data->complete_cb (data);
return SPA_RESULT_OK;
}
static DBusHandlerResult
portal_response (DBusConnection *connection, DBusMessage *msg, void *user_data)
{
ClientInfo *cinfo = user_data;
if (dbus_message_is_signal (msg, "org.freedesktop.portal.Request", "Response")) {
uint32_t response = 2;
DBusError error;
AsyncPending *p;
PinosAccessData *d;
dbus_error_init (&error);
dbus_connection_remove_filter (connection, portal_response, cinfo);
if (!dbus_message_get_args (msg, &error, DBUS_TYPE_UINT32, &response, DBUS_TYPE_INVALID)) {
pinos_log_error("failed to parse Response: %s", error.message);
dbus_error_free(&error);
}
p = find_pending (cinfo, dbus_message_get_path (msg));
if (p == NULL)
return DBUS_HANDLER_RESULT_HANDLED;
p->handled = true;
d = p->access_data;
pinos_log_debug ("portal check result: %d", response);
d->res = response == 0 ? SPA_RESULT_OK : SPA_RESULT_NO_PERMISSION;
d->complete_cb (d);
return DBUS_HANDLER_RESULT_HANDLED;
}
return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
}
static SpaResult
do_create_client_node (PinosAccess *access,
PinosAccessData *data,
const char *name,
PinosProperties *properties)
{
ModuleImpl *impl = SPA_CONTAINER_OF (access, ModuleImpl, access);
ClientInfo *cinfo = find_client_info (impl, data->resource->client);
DBusMessage *m = NULL, *r = NULL;
DBusError error;
pid_t pid;
DBusMessageIter msg_iter;
DBusMessageIter dict_iter;
const char *handle;
const char *device;
if (!cinfo->is_sandboxed) {
data->res = SPA_RESULT_OK;
data->complete_cb (data);
return SPA_RESULT_OK;
}
pinos_log_info ("ask portal for client %p", cinfo->client);
dbus_error_init(&error);
if (!(m = dbus_message_new_method_call ("org.freedesktop.portal.Desktop",
"/org/freedesktop/portal/desktop",
"org.freedesktop.portal.Device",
"AccessDevice")))
goto no_method_call;
device = "camera";
pid = cinfo->client->ucred.pid;
if (!dbus_message_append_args(m,
DBUS_TYPE_UINT32, &pid,
DBUS_TYPE_INVALID))
goto message_failed;
dbus_message_iter_init_append(m, &msg_iter);
dbus_message_iter_open_container (&msg_iter, DBUS_TYPE_ARRAY, "s", &dict_iter);
dbus_message_iter_append_basic (&dict_iter, DBUS_TYPE_STRING, &device);
dbus_message_iter_close_container (&msg_iter, &dict_iter);
dbus_message_iter_open_container (&msg_iter, DBUS_TYPE_ARRAY, "{sv}", &dict_iter);
dbus_message_iter_close_container (&msg_iter, &dict_iter);
if (!(r = dbus_connection_send_with_reply_and_block (impl->bus, m, -1, &error)))
goto send_failed;
dbus_message_unref(m);
if (!dbus_message_get_args (r, &error, DBUS_TYPE_OBJECT_PATH, &handle, DBUS_TYPE_INVALID))
goto parse_failed;
dbus_message_unref (r);
dbus_bus_add_match (impl->bus,
"type='signal',interface='org.freedesktop.portal.Request'",
&error);
dbus_connection_flush (impl->bus);
if (dbus_error_is_set (&error))
goto subscribe_failed;
dbus_connection_add_filter (impl->bus, portal_response, cinfo, NULL);
add_pending (cinfo, handle, data);
return SPA_RESULT_RETURN_ASYNC (0);
no_method_call:
pinos_log_error ("Failed to create message");
return SPA_RESULT_NO_PERMISSION;
message_failed:
dbus_message_unref(m);
return SPA_RESULT_NO_PERMISSION;
send_failed:
pinos_log_error ("Failed to call portal: %s", error.message);
dbus_error_free(&error);
dbus_message_unref(m);
return SPA_RESULT_NO_PERMISSION;
parse_failed:
pinos_log_error ("Failed to parse AccessDevice result: %s", error.message);
dbus_error_free (&error);
dbus_message_unref (r);
return SPA_RESULT_NO_PERMISSION;
subscribe_failed:
pinos_log_error ("Failed to subscribe to Request signal: %s", error.message);
dbus_error_free(&error);
return SPA_RESULT_NO_PERMISSION;
}
static PinosAccess access_checks =
{
do_view_global,
do_create_node,
do_create_client_node,
};
static void
on_global_added (PinosListener *listener,
PinosCore *core,
PinosGlobal *global)
{
ModuleImpl *impl = SPA_CONTAINER_OF (listener, ModuleImpl, global_added);
if (global->type == impl->core->type.client) {
PinosClient *client = global->object;
ClientInfo *cinfo;
cinfo = calloc (1, sizeof (ClientInfo));
cinfo->impl = impl;
cinfo->client = client;
cinfo->is_sandboxed = client_is_sandboxed (client);
cinfo->is_sandboxed = true;
spa_list_init (&cinfo->async_pending);
spa_list_insert (impl->client_list.prev, &cinfo->link);
pinos_log_debug ("module %p: client %p added", impl, client);
}
}
static void
on_global_removed (PinosListener *listener,
PinosCore *core,
PinosGlobal *global)
{
ModuleImpl *impl = SPA_CONTAINER_OF (listener, ModuleImpl, global_removed);
if (global->type == impl->core->type.client) {
PinosClient *client = global->object;
ClientInfo *cinfo;
if ((cinfo = find_client_info (impl, client)))
client_info_free (cinfo);
pinos_log_debug ("module %p: client %p removed", impl, client);
}
}
static void
dispatch_cb (SpaLoopUtils *utils, SpaSource *source, void *userdata)
{
ModuleImpl *impl = userdata;
if (dbus_connection_dispatch (impl->bus) == DBUS_DISPATCH_COMPLETE)
pinos_loop_enable_idle (impl->core->main_loop->loop, source, false);
}
static void
dispatch_status (DBusConnection *conn, DBusDispatchStatus status, void *userdata)
{
ModuleImpl *impl = userdata;
pinos_loop_enable_idle (impl->core->main_loop->loop,
impl->dispatch_event,
status == DBUS_DISPATCH_COMPLETE ? false : true);
}
static inline SpaIO
dbus_to_io (DBusWatch *watch)
{
SpaIO mask;
unsigned int flags;
/* no watch flags for disabled watches */
if (!dbus_watch_get_enabled (watch))
return 0;
flags = dbus_watch_get_flags (watch);
mask = SPA_IO_HUP | SPA_IO_ERR;
if (flags & DBUS_WATCH_READABLE)
mask |= SPA_IO_IN;
if (flags & DBUS_WATCH_WRITABLE)
mask |= SPA_IO_OUT;
return mask;
}
static inline unsigned int
io_to_dbus (SpaIO mask)
{
unsigned int flags = 0;
if (mask & SPA_IO_IN)
flags |= DBUS_WATCH_READABLE;
if (mask & SPA_IO_OUT)
flags |= DBUS_WATCH_WRITABLE;
if (mask & SPA_IO_HUP)
flags |= DBUS_WATCH_HANGUP;
if (mask & SPA_IO_ERR)
flags |= DBUS_WATCH_ERROR;
return flags;
}
static void
handle_io_event (SpaLoopUtils *utils,
SpaSource *source,
int fd,
SpaIO mask,
void *userdata)
{
DBusWatch *watch = userdata;
if (!dbus_watch_get_enabled (watch)) {
pinos_log_warn("Asked to handle disabled watch: %p %i", (void*) watch, fd);
return;
}
dbus_watch_handle (watch, io_to_dbus (mask));
}
static dbus_bool_t
add_watch (DBusWatch *watch, void *userdata)
{
ModuleImpl *impl = userdata;
SpaSource *source;
pinos_log_debug ("add watch %p %d", watch, dbus_watch_get_unix_fd (watch));
/* we dup because dbus tends to add the same fd multiple times and our epoll
* implementation does not like that */
source = pinos_loop_add_io (impl->core->main_loop->loop,
dup (dbus_watch_get_unix_fd (watch)),
dbus_to_io (watch),
true,
handle_io_event,
watch);
dbus_watch_set_data (watch, source, NULL);
return TRUE;
}
static void
remove_watch (DBusWatch *watch, void *userdata)
{
ModuleImpl *impl = userdata;
SpaSource *source;
if ((source = dbus_watch_get_data (watch)))
pinos_loop_destroy_source (impl->core->main_loop->loop, source);
}
static void
toggle_watch (DBusWatch *watch, void *userdata)
{
ModuleImpl *impl = userdata;
SpaSource *source;
source = dbus_watch_get_data (watch);
pinos_loop_update_io (impl->core->main_loop->loop,
source,
dbus_to_io (watch));
}
static void
handle_timer_event (SpaLoopUtils *utils, SpaSource *source, void *userdata)
{
DBusTimeout *timeout = userdata;
uint64_t t;
struct timespec ts;
if (dbus_timeout_get_enabled (timeout)) {
t = dbus_timeout_get_interval (timeout) * SPA_NSEC_PER_MSEC;
ts.tv_sec = t / SPA_NSEC_PER_SEC;
ts.tv_nsec = t % SPA_NSEC_PER_SEC;
spa_loop_utils_update_timer (utils, source, &ts, NULL, false);
dbus_timeout_handle (timeout);
}
}
static dbus_bool_t
add_timeout (DBusTimeout *timeout, void *userdata)
{
ModuleImpl *impl = userdata;
SpaSource *source;
struct timespec ts;
uint64_t t;
if (!dbus_timeout_get_enabled (timeout))
return FALSE;
source = pinos_loop_add_timer (impl->core->main_loop->loop,
handle_timer_event,
timeout);
dbus_timeout_set_data (timeout, source, NULL);
t = dbus_timeout_get_interval (timeout) * SPA_NSEC_PER_MSEC;
ts.tv_sec = t / SPA_NSEC_PER_SEC;
ts.tv_nsec = t % SPA_NSEC_PER_SEC;
pinos_loop_update_timer (impl->core->main_loop->loop,
source,
&ts,
NULL,
false);
return TRUE;
}
static void
remove_timeout (DBusTimeout *timeout, void *userdata)
{
ModuleImpl *impl = userdata;
SpaSource *source;
if ((source = dbus_timeout_get_data (timeout)))
pinos_loop_destroy_source (impl->core->main_loop->loop, source);
}
static void
toggle_timeout (DBusTimeout *timeout, void *userdata)
{
ModuleImpl *impl = userdata;
SpaSource *source;
struct timespec ts, *tsp;
source = dbus_timeout_get_data (timeout);
if (dbus_timeout_get_enabled (timeout)) {
uint64_t t = dbus_timeout_get_interval (timeout) * SPA_NSEC_PER_MSEC;
ts.tv_sec = t / SPA_NSEC_PER_SEC;
ts.tv_nsec = t % SPA_NSEC_PER_SEC;
tsp = &ts;
}
else {
tsp = NULL;
}
pinos_loop_update_timer (impl->core->main_loop->loop, source, tsp, NULL, false);
}
static void
wakeup_main (void *userdata)
{
ModuleImpl *impl = userdata;
pinos_loop_enable_idle (impl->core->main_loop->loop,
impl->dispatch_event,
true);
}
static ModuleImpl *
module_new (PinosCore *core,
PinosProperties *properties)
{
ModuleImpl *impl;
DBusError error;
dbus_error_init(&error);
impl = calloc (1, sizeof (ModuleImpl));
pinos_log_debug ("module %p: new", impl);
impl->core = core;
impl->properties = properties;
impl->access = access_checks;
impl->bus = dbus_bus_get_private (DBUS_BUS_SESSION, &error);
if (impl->bus == NULL)
goto error;
impl->dispatch_event = pinos_loop_add_idle (core->main_loop->loop,
false,
dispatch_cb,
impl);
dbus_connection_set_exit_on_disconnect (impl->bus, false);
dbus_connection_set_dispatch_status_function (impl->bus, dispatch_status, impl, NULL);
dbus_connection_set_watch_functions (impl->bus, add_watch, remove_watch, toggle_watch, impl, NULL);
dbus_connection_set_timeout_functions (impl->bus, add_timeout, remove_timeout, toggle_timeout, impl, NULL);
dbus_connection_set_wakeup_main_function (impl->bus, wakeup_main, impl, NULL);
core->access = &impl->access;
spa_list_init (&impl->client_list);
pinos_signal_add (&core->global_added, &impl->global_added, on_global_added);
pinos_signal_add (&core->global_removed, &impl->global_removed, on_global_removed);
return impl;
error:
pinos_log_error ("Failed to connect to system bus: %s", error.message);
dbus_error_free (&error);
return NULL;
}
#if 0
static void
module_destroy (ModuleImpl *impl)
{
pinos_log_debug ("module %p: destroy", impl);
dbus_connection_close (impl->bus);
dbus_connection_unref (impl->bus);
free (impl);
}
#endif
bool
pinos__module_init (PinosModule * module, const char * args)
{
module_new (module->core, NULL);
return true;
}

View file

@ -120,10 +120,11 @@ on_before_iterate (PinosListener *listener,
}
static void
connection_data (SpaSource *source,
int fd,
SpaIO mask,
void *data)
connection_data (SpaLoopUtils *utils,
SpaSource *source,
int fd,
SpaIO mask,
void *data)
{
PinosProtocolNativeClient *client = data;
PinosConnection *conn = client->connection;
@ -330,10 +331,11 @@ err:
}
static void
socket_data (SpaSource *source,
int fd,
SpaIO mask,
void *data)
socket_data (SpaLoopUtils *utils,
SpaSource *source,
int fd,
SpaIO mask,
void *data)
{
PinosProtocolNative *impl = data;
PinosProtocolNativeClient *client;

View file

@ -77,8 +77,9 @@ node_info_free (NodeInfo *info)
}
static void
idle_timeout (SpaSource *source,
void *data)
idle_timeout (SpaLoopUtils *utils,
SpaSource *source,
void *data)
{
NodeInfo *info = data;

View file

@ -38,10 +38,10 @@ typedef struct _PinosAccessData PinosAccessData;
struct _PinosAccessData {
SpaResult res;
PinosResource *resource;
void *(*async_copy) (PinosAccessData *data, size_t size);
void * (*async_copy) (PinosAccessData *data, size_t size);
void (*complete_cb) (PinosAccessData *data);
void (*free_cb) (PinosAccessData *data);
void *user_data;
void * user_data;
};

View file

@ -102,6 +102,7 @@ pinos_client_new (PinosCore *core,
this->properties = properties;
spa_list_init (&this->resource_list);
pinos_signal_init (&this->properties_changed);
pinos_signal_init (&this->resource_added);
pinos_signal_init (&this->resource_removed);
@ -185,6 +186,8 @@ pinos_client_update_properties (PinosClient *client,
client->info.change_mask = 1 << 0;
client->info.props = client->properties ? &client->properties->dict : NULL;
pinos_signal_emit (&client->properties_changed, client);
spa_list_for_each (resource, &client->resource_list, link) {
pinos_client_notify_info (resource, &client->info);
}

View file

@ -46,6 +46,9 @@ struct _PinosClient {
PinosGlobal *global;
PinosProperties *properties;
PINOS_SIGNAL (properties_changed, (PinosListener *listener,
PinosClient *client));
PinosClientInfo info;
bool ucred_valid;
struct ucred ucred;

View file

@ -111,8 +111,9 @@ do_loop (void *user_data)
static void
do_stop (SpaSource *source,
void *data)
do_stop (SpaLoopUtils *utils,
SpaSource *source,
void *data)
{
PinosDataLoopImpl *impl = data;
impl->running = false;

View file

@ -48,8 +48,9 @@ typedef struct
static void
process_work_queue (SpaSource *source,
void *data)
process_work_queue (SpaLoopUtils *utils,
SpaSource *source,
void *data)
{
PinosWorkQueueImpl *impl = data;
PinosWorkQueue *this = &impl->this;

View file

@ -123,9 +123,12 @@ typedef void (*SpaNotify) (void *data);
#define SPA_IDX_INVALID ((unsigned int)-1)
#define SPA_ID_INVALID ((uint32_t)0xffffffff)
#define SPA_NSEC_PER_SEC (1000000000ll)
#define SPA_USEC_PER_SEC (1000000ll)
#define SPA_MSEC_PER_SEC (1000ll)
#define SPA_NSEC_PER_SEC (1000000000ll)
#define SPA_NSEC_PER_MSEC (1000000ll)
#define SPA_NSEC_PER_USEC (1000ll)
#define SPA_USEC_PER_SEC (1000000ll)
#define SPA_USEC_PER_MSEC (1000ll)
#define SPA_MSEC_PER_SEC (1000ll)
#define SPA_TIMESPEC_TO_TIME(ts) ((ts)->tv_sec * SPA_NSEC_PER_SEC + (ts)->tv_nsec)
#define SPA_TIMEVAL_TO_TIME(tv) ((tv)->tv_sec * SPA_NSEC_PER_SEC + (tv)->tv_usec * 1000ll)

View file

@ -126,19 +126,24 @@ struct _SpaLoopControl {
#define spa_loop_control_leave(l) (l)->leave(l)
typedef void (*SpaSourceIOFunc) (SpaSource *source,
int fd,
SpaIO mask,
void *data);
typedef void (*SpaSourceIdleFunc) (SpaSource *source,
void *data);
typedef void (*SpaSourceEventFunc) (SpaSource *source,
void *data);
typedef void (*SpaSourceTimerFunc) (SpaSource *source,
void *data);
typedef void (*SpaSourceSignalFunc) (SpaSource *source,
int signal_number,
void *data);
typedef void (*SpaSourceIOFunc) (SpaLoopUtils *utils,
SpaSource *source,
int fd,
SpaIO mask,
void *data);
typedef void (*SpaSourceIdleFunc) (SpaLoopUtils *utils,
SpaSource *source,
void *data);
typedef void (*SpaSourceEventFunc) (SpaLoopUtils *utils,
SpaSource *source,
void *data);
typedef void (*SpaSourceTimerFunc) (SpaLoopUtils *utils,
SpaSource *source,
void *data);
typedef void (*SpaSourceSignalFunc) (SpaLoopUtils *utils,
SpaSource *source,
int signal_number,
void *data);
/**
* SpaLoopUtils:
@ -160,6 +165,7 @@ struct _SpaLoopUtils {
SpaIO mask);
SpaSource * (*add_idle) (SpaLoopUtils *utils,
bool enabled,
SpaSourceIdleFunc func,
void *data);
void (*enable_idle) (SpaSource *source,