void dbus_initialize(void) {
DBusError err;
dbus_threads_init_default();
dbus_error_init(&err);
if (!(service_bus = dbus_connection_open(SERVICE_BUS_ADDRESS, &err))) {
dbus_error_free(&err);
errx(1, "failed to connect to service bus: %s: %s", err.name, err.message);
}
if (!dbus_bus_register(service_bus, &err)) {
dbus_error_free(&err);
errx(1, "failed to register with service bus: %s: %s", err.name, err.message);
}
dbus_error_free(&err);
service_thread = std::thread([]() {
// dispatch messages until disconnect
while (dbus_connection_read_write_dispatch(service_bus, -1));
dbus_connection_unref(service_bus);
});
service_thread.detach();
}
void VolumeBarLogic::openConnection (bool init)
{
/*
* Check the connection first, maybe this function
* only called because of lost connection
*/
if ((dbus_conn != NULL) && (dbus_connection_get_is_connected (dbus_conn)))
return;
DBusError dbus_err;
char *pa_bus_address = getenv ("PULSE_DBUS_SERVER");
if (pa_bus_address == NULL)
pa_bus_address = (char *) DEFAULT_ADDRESS;
dbus_error_init (&dbus_err);
dbus_conn = dbus_connection_open (pa_bus_address, &dbus_err);
DBUS_ERR_CHECK (dbus_err);
if (dbus_conn != NULL) {
dbus_connection_setup_with_g_main (dbus_conn, NULL);
dbus_connection_add_filter (
dbus_conn,
(DBusHandleMessageFunction) VolumeBarLogic::stepsUpdatedSignal,
(void *) this, NULL);
if (init == true)
initValues ();
}
}
static gboolean
session_new_bus (const char *address)
{
DBusError error;
dbus_error_init (&error);
if (session_bus != NULL) {
N_DEBUG (LOG_CAT "received session bus address '%s'", address);
dbus_connection_unref (session_bus);
session_bus = NULL;
}
else
N_DEBUG (LOG_CAT "received new session bus address '%s'", address);
if ((session_bus = dbus_connection_open (address, &error)) == NULL ||
!dbus_bus_register (session_bus, &error))
{
if (dbus_error_is_set(&error)) {
N_WARNING (LOG_CAT "failed to connect to session bus %s (%s)",
address, error.message);
dbus_error_free (&error);
}
else
N_WARNING (LOG_CAT "failed to connect to session bus %s", address);
return FALSE;
}
session_reconnect ();
return TRUE;
}
static gboolean
connect_peer_to_peer()
{
DBusError error;
dbus_error_init (&error);
volume_bus = dbus_connection_open (volume_pulse_address, &error);
if (dbus_error_is_set (&error)) {
N_WARNING (LOG_CAT "failed to open connection to pulseaudio: %s",
error.message);
dbus_error_free (&error);
return FALSE;
}
dbus_connection_setup_with_g_main (volume_bus, NULL);
if (!dbus_connection_add_filter (volume_bus, filter_cb, NULL, NULL)) {
N_WARNING (LOG_CAT "failed to add filter");
return FALSE;
}
process_queued_ops();
return TRUE;
}
static void
open_destroy_shared_session_bus_connection (void)
{
DBusError error;
DBusConnection *connection;
char *session_addr_no_guid;
char *comma;
dbus_error_init (&error);
session_addr_no_guid = strdup (getenv ("DBUS_SESSION_BUS_ADDRESS"));
comma = strchr (session_addr_no_guid, ',');
if (comma == NULL)
die ("Couldn't find GUID in session bus address");
*comma = '\0';
connection = dbus_connection_open (session_addr_no_guid, &error);
free (session_addr_no_guid);
if (connection == NULL)
die ("Failed to open connection to temp session bus\n");
loop = _dbus_loop_new ();
if (loop == NULL)
die ("No memory\n");
if (!test_connection_setup (loop, connection))
die ("No memory\n");
test_connection_shutdown (loop, connection);
_dbus_loop_unref (loop);
dbus_connection_unref (connection);
}
static int
vehicle_gpsd_dbus_open(struct vehicle_priv *priv)
{
DBusError error;
dbus_error_init(&error);
if (priv->address) {
priv->connection = dbus_connection_open(priv->address, &error);
} else {
priv->connection = dbus_bus_get(DBUS_BUS_SYSTEM, &error);
}
if (!priv->connection) {
dbg(0,"Failed to open connection to %s message bus: %s\n", priv->address?priv->address:"session",error.message);
dbus_error_free(&error);
return 0;
}
dbus_connection_setup_with_g_main(priv->connection, NULL);
dbus_bus_add_match(priv->connection,"type='signal',interface='org.gpsd'",&error);
dbus_connection_flush(priv->connection);
if (dbus_error_is_set(&error)) {
dbg(0,"Failed to add match to connection: %s\n", error.message);
vehicle_gpsd_dbus_close(priv);
return 0;
}
if (!dbus_connection_add_filter(priv->connection, vehicle_gpsd_dbus_filter, priv, NULL)) {
dbg(0,"Failed to add filter to connection\n");
vehicle_gpsd_dbus_close(priv);
return 0;
}
return 1;
}
Connection::Connection( const char* address, bool priv )
{
Error e;
_connection = priv
? NULL//dbus_connection_open_private(address, e) //todo:
: dbus_connection_open(address,e);
if(e) throw e;
init();
cbus_dbg("connected to %s", address);
}
void initialize_dbus(void)
{
dbus_threads_init_default();
DBusError error;
dbus_error_init(&error);
// Initialize service bus
service_bus = dbus_connection_open(SERVICE_BUS_ADDRESS, &error);
if (!service_bus) {
errx(1, "failed to connect to service bus: %s: %s\n", error.name, error.message);
}
if (!dbus_bus_register(service_bus, &error)) {
errx(1, "failed to register with service bus: %s: %s\n", error.name, error.message);
}
// Initialize HMI bus
hmi_bus = dbus_connection_open(HMI_BUS_ADDRESS, &error);
if (!hmi_bus) {
errx(1, "failed to connect to HMI bus: %s: %s\n", error.name, error.message);
}
if (!dbus_bus_register(hmi_bus, &error)) {
errx(1, "failed to register with HMI bus: %s: %s\n", error.name, error.message);
}
std::thread service_thread([]() {
while (dbus_connection_read_write_dispatch(service_bus, -1));
});
std::thread hmi_thread([]() {
while (dbus_connection_read_write_dispatch(hmi_bus, -1));
});
service_thread.detach();
hmi_thread.detach();
}
static int ldbus_connection_open(lua_State *L) {
const char *address = luaL_checkstring(L, 1);
DBusError *error = new_DBusError(L);
DBusConnection *connection = dbus_connection_open(address, error);
if (dbus_error_is_set(error)) {
lua_pushnil(L);
lua_pushstring(L, error->message);
return 2;
} else {
push_DBusConnection(L, connection, FALSE);
return 1;
}
}
QDBusConnection QDBusConnection::addConnection(const QString &address,
const QString &name)
{
// Q_ASSERT_X(QCoreApplication::instance(), "QDBusConnection::addConnection",
// "Cannot create connection without a Q[Core]Application instance");
QDBusConnectionPrivate *d = manager()->connection(name);
if (d)
return QDBusConnection(name);
d = new QDBusConnectionPrivate;
// setConnection does the error handling for us
d->setConnection(dbus_connection_open(address.utf8().data(), &d->error));
manager()->setConnection(name, d);
return QDBusConnection(name);
}
static void session_bus_init(const char *addr)
{
DBusError err;
int success;
dbus_error_init(&err);
if (!addr) {
if ((sess_conn = dbus_bus_get(DBUS_BUS_SESSION, &err)) != NULL)
success = TRUE;
else {
success = FALSE;
if (!dbus_error_is_set(&err))
OHM_ERROR("auth: can't get D-Bus connection");
else {
OHM_ERROR("auth: can't get D-Bus connection: %s", err.message);
dbus_error_free(&err);
}
}
}
else {
if ((sess_conn = dbus_connection_open(addr, &err)) != NULL &&
dbus_bus_register(sess_conn, &err) )
success = TRUE;
else {
success = FALSE;
sess_conn = NULL;
if (!dbus_error_is_set(&err))
OHM_ERROR("auth: can't connect to D-Bus %s", addr);
else {
OHM_ERROR("auth: can't connect to D-Bus %s (%s)",
addr, err.message);
dbus_error_free(&err);
}
}
}
if (!success)
OHM_ERROR("auth: delayed connection to session bus failed");
}
static int init_dbus(DBusConnection **conn) {
DBusError err;
char dbus_address[PROPERTY_VALUE_MAX];
int result = 0;
dbus_error_init(&err);
/* get STE specific DBUS port */
memset(dbus_address, 0, sizeof(dbus_address));
(void) property_get("ste.dbus.bus.address", dbus_address, NULL);
/* connect to the bus */
*conn = dbus_connection_open(dbus_address, &err);
if (*conn == NULL || dbus_error_is_set(&err)) {
WRN("failed to connect to DBUS: %s\n", err.message);
result = -1;
goto exit;
}
if (!dbus_bus_get_unique_name(*conn) &&
!dbus_bus_register(*conn, &err)) {
ERR("failed to register with DBUS: %s\n", err.message);
goto exit;
}
dbus_connection_ref(*conn);
exit:
if (*conn) {
dbus_connection_unref(*conn);
}
dbus_error_free(&err);
return result;
}
IBusConnection *
ibus_connection_open (const gchar *address)
{
g_assert (address != NULL);
DBusError error;
DBusConnection *dbus_connection;
IBusConnection *connection;
if (_connections == NULL) {
_connections = g_hash_table_new (g_direct_hash, g_direct_equal);
}
dbus_error_init (&error);
dbus_connection = dbus_connection_open (address, &error);
if (dbus_connection == NULL) {
g_warning ("Connect to %s failed: %s.", address, error.message);
dbus_error_free (&error);
return NULL;
}
connection = g_hash_table_lookup (_connections, dbus_connection);
if (connection == NULL) {
connection = ibus_connection_new ();
g_object_ref_sink (connection);
ibus_connection_set_connection (connection, dbus_connection, TRUE);
g_hash_table_insert (_connections, dbus_connection, connection);
g_signal_connect (connection, "destroy", G_CALLBACK (_connection_destroy_cb), dbus_connection);
}
dbus_connection_unref (dbus_connection);
g_object_ref_sink (connection);
return connection;
}
void PulseAudioControl::openConnection()
{
//! If the connection already exists, do nothing
if ((dbusConnection != NULL) && (dbus_connection_get_is_connected(dbusConnection))) {
return;
}
// Establish a connection to the server
char *pa_bus_address = getenv("PULSE_DBUS_SERVER");
QByteArray addressArray;
if (pa_bus_address == NULL) {
QDBusMessage message = QDBusMessage::createMethodCall("org.pulseaudio.Server", "/org/pulseaudio/server_lookup1", "org.freedesktop.DBus.Properties", "Get");
message.setArguments(QVariantList() << "org.PulseAudio.ServerLookup1" << "Address");
QDBusMessage reply = QDBusConnection::sessionBus().call(message);
if (reply.type() == QDBusMessage::ReplyMessage && reply.arguments().count() > 0) {
addressArray = reply.arguments().first().value<QDBusVariant>().variant().toString().toAscii();
pa_bus_address = addressArray.data();
}
}
if (pa_bus_address != NULL) {
DBusError dbus_err;
dbus_error_init(&dbus_err);
dbusConnection = dbus_connection_open(pa_bus_address, &dbus_err);
DBUS_ERR_CHECK(dbus_err);
}
if (dbusConnection != NULL) {
dbus_connection_setup_with_g_main(dbusConnection, NULL);
dbus_connection_add_filter(dbusConnection, PulseAudioControl::stepsUpdatedSignalHandler, (void *)this, NULL);
addSignalMatch();
}
}
gboolean commander_poll_event(gpointer data)
{
return TRUE;
const struct timespec timeout = { .tv_sec = 0, .tv_nsec = 10000};
struct input_event event[64];
const size_t ev_size = sizeof(struct input_event);
const size_t buffer_size = ev_size * 64;
ssize_t size;
gst_app_t *app = (gst_app_t *)data;
struct timespec tp;
uint8_t *cmd_buf = NULL;
int cmd_size = 0;
sigset_t sigmask;
struct pollfd fds[1];
int ret;
unsigned char* buf = 0;
int len;
sigemptyset(&sigmask);
fds[0].events = POLLIN;
fds[0].fd = mCommander.fd;
fds[0].revents = 0;
ret = ppoll(fds, sizeof(fds) / sizeof(struct pollfd), &timeout, &sigmask);
if (fds[0].revents & POLLIN) {
size = read(mCommander.fd, &event, buffer_size);
if (size == 0 || size == -1)
return FALSE;
if (size < ev_size) {
printf("Error size when reading\n");
g_main_loop_quit(app->loop);
return FALSE;
}
int num_chars = size / ev_size;
int i;
for (i=0;i < num_chars;i++) {
if (event[i].type == EV_KEY && event[i].value == 1) {
switch (event[i].code) {
case KEY_UP:
cmd_buf = cd_up1;
cmd_size = sizeof(cd_up1);
break;
case KEY_DOWN:
cmd_buf = cd_down1;
cmd_size = sizeof(cd_down1);
break;
case KEY_LEFT:
cmd_buf = cd_left1;
cmd_size = sizeof(cd_left1);
break;
case KEY_RIGHT:
cmd_buf = cd_right1;
cmd_size = sizeof(cd_right1);
break;
case KEY_N:
cmd_buf = cd_lefturn;
cmd_size = sizeof(cd_lefturn);
break;
case KEY_M:
cmd_buf = cd_rightturn;
cmd_size = sizeof(cd_rightturn);
break;
case KEY_ENTER:
cmd_buf = cd_enter1;
cmd_size = sizeof(cd_enter1);
break;
case KEY_BACKSPACE:
cmd_buf = cd_back1;
cmd_size = sizeof(cd_back1);
break;
}
if (cmd_buf != NULL) {
clock_gettime(CLOCK_REALTIME, &tp);
uint8_t *buf = (uint8_t *)malloc(cmd_size);
memcpy(buf, cmd_buf, cmd_size);
varint_encode(tp.tv_sec * 1000000000 +tp.tv_nsec, buf,3);
printf("\n { ");
for (i = 0; i < cmd_size; i++)
{
if (i > 0) printf(",");
printf("0x%02X", (char) buf[i]);
}
printf(" } \n");
queueSend(0,AA_CH_TOU, buf, cmd_size, TRUE);
}
}
if (event[i].type == EV_KEY && event[i].value == 0) {
cmd_buf = NULL;
switch (event[i].code) {
case KEY_UP:
cmd_buf = cd_up2;
cmd_size = sizeof(cd_up2);
break;
case KEY_DOWN:
cmd_buf = cd_down2;
cmd_size = sizeof(cd_down2);
break;
case KEY_LEFT:
cmd_buf = cd_left2;
cmd_size = sizeof(cd_left2);
break;
case KEY_RIGHT:
cmd_buf = cd_right2;
cmd_size = sizeof(cd_right2);
break;
case KEY_ENTER:
cmd_buf = cd_enter2;
cmd_size = sizeof(cd_enter2);
break;
case KEY_BACKSPACE:
cmd_buf = cd_back2;
cmd_size = sizeof(cd_back2);
break;
}
if (cmd_buf != NULL) {
clock_gettime(CLOCK_REALTIME, &tp);
uint8_t *buf = (uint8_t *)malloc(cmd_size);
memcpy(buf, cmd_buf, cmd_size);
printf("\n { ");
for (i = 0; i < cmd_size; i++)
{
if (i > 0) printf(",");
printf("0x%02X", (char) buf[i]);
}
printf(" } \n");
varint_encode(tp.tv_sec * 100000000 +tp.tv_nsec, buf,3);
queueSend(0,AA_CH_TOU, buf, cmd_size, TRUE);
}
}
}
}
return TRUE;
}
static void * input_thread(void *app) {
while (touch_poll_event(app)) {
commander_poll_event(app);
ms_sleep(100);
}
}
GMainLoop *mainloop;
#define HMI_BUS_ADDRESS "unix:path=/tmp/dbus_hmi_socket"
static void * nightmode_thread(void *app)
{
// Initialize HMI bus
DBusConnection *hmi_bus;
DBusError error;
hmi_bus = dbus_connection_open(HMI_BUS_ADDRESS, &error);
if (!hmi_bus) {
printf("DBUS: failed to connect to HMI bus: %s: %s\n", error.name, error.message);
}
if (!dbus_bus_register(hmi_bus, &error)) {
printf("DBUS: failed to register with HMI bus: %s: %s\n", error.name, error.message);
}
// Wait for mainloop to start
ms_sleep(100);
while (g_main_loop_is_running (mainloop)) {
DBusMessage *msg = dbus_message_new_method_call("com.jci.BLM_TIME", "/com/jci/BLM_TIME", "com.jci.BLM_TIME", "GetClock");
DBusPendingCall *pending = NULL;
if (!msg) {
printf("DBUS: failed to create message \n");
}
if (!dbus_connection_send_with_reply(hmi_bus, msg, &pending, -1)) {
printf("DBUS: failed to send message \n");
}
dbus_connection_flush(hmi_bus);
dbus_message_unref(msg);
dbus_pending_call_block(pending);
msg = dbus_pending_call_steal_reply(pending);
if (!msg) {
printf("DBUS: received null reply \n");
}
dbus_uint32_t nm_hour;
dbus_uint32_t nm_min;
dbus_uint32_t nm_timestamp;
dbus_uint64_t nm_calltimestamp;
if (!dbus_message_get_args(msg, &error, DBUS_TYPE_UINT32, &nm_hour,
DBUS_TYPE_UINT32, &nm_min,
DBUS_TYPE_UINT32, &nm_timestamp,
DBUS_TYPE_UINT64, &nm_calltimestamp,
DBUS_TYPE_INVALID)) {
printf("DBUS: failed to get result %s: %s\n", error.name, error.message);
}
dbus_message_unref(msg);
int nightmodenow = 1;
if (nm_hour >= 6 && nm_hour <= 18)
nightmodenow = 0;
if (nightmode != nightmodenow) {
nightmode = nightmodenow;
byte* rspds = malloc(sizeof(byte) * 6);
rspds[0] = -128;
rspds[1] = 0x03;
rspds[2] = 0x52;
rspds[3] = 0x02;
rspds[4] = 0x08;
if (nightmode == 0)
rspds[5]= 0x00;
else
rspds[5] = 0x01;
queueSend(0,AA_CH_SEN, rspds, sizeof (byte) * 6, TRUE); // Send Sensor Night mode
}
sleep(600);
}
}
int main (int argc, char* argv[])
{
char *servicename = NULL;
char *address = NULL;
DBusMessage* message = NULL;
DBusConnection* conn = NULL;
int c;
int ret = 1;
int messageType = FCITX_DBUS_GET_CURRENT_STATE;
char *imname = NULL;
while ((c = getopt(argc, argv, "chortTeam:")) != -1) {
switch (c) {
case 'o':
messageType = FCITX_DBUS_ACTIVATE;
break;
case 'c':
messageType = FCITX_DBUS_INACTIVATE;
break;
case 'r':
messageType = FCITX_DBUS_RELOAD_CONFIG;
break;
case 't':
case 'T':
messageType = FCITX_DBUS_TOGGLE;
break;
case 'e':
messageType = FCITX_DBUS_EXIT;
break;
case 'm':
messageType = FCITX_DBUS_GET_IM_ADDON;
imname = strdup(optarg);
break;
case 'a':
address = _fcitx_get_address();
if (address) {
printf("%s\n", address);
return 0;
}
else
return 1;
break;
case 'h':
usage(stdout);
return 0;
default:
usage(stderr);
return 1;
break;
}
}
#define CASE(ENUMNAME, MESSAGENAME) \
case FCITX_DBUS_##ENUMNAME: \
message = dbus_message_new_method_call(servicename, FCITX_IM_DBUS_PATH, FCITX_IM_DBUS_INTERFACE, #MESSAGENAME); \
break;
asprintf(&servicename, "%s-%d", FCITX_DBUS_SERVICE, fcitx_utils_get_display_number());
switch(messageType) {
CASE(ACTIVATE, ActivateIM);
CASE(INACTIVATE, InactivateIM);
CASE(RELOAD_CONFIG, ReloadConfig);
CASE(EXIT, Exit);
CASE(TOGGLE, ToggleIM);
CASE(GET_CURRENT_STATE, GetCurrentState);
CASE(GET_IM_ADDON, GetIMAddon);
default:
goto some_error;
};
if (!message) {
goto some_error;
}
address = _fcitx_get_address();
do {
if (!address)
break;
conn = dbus_connection_open(address, NULL);
if (!conn)
break;
if (!dbus_bus_register(conn, NULL)) {
dbus_connection_unref(conn);
conn = NULL;
break;
}
} while(0);
if (!conn) {
conn = dbus_bus_get(DBUS_BUS_SESSION, NULL);
if (!conn) {
goto some_error;
}
dbus_connection_set_exit_on_disconnect(conn, FALSE);
}
if (messageType == FCITX_DBUS_GET_CURRENT_STATE) {
DBusMessage* reply = dbus_connection_send_with_reply_and_block(conn, message, 1000, NULL);
int result = 0;
if (reply && dbus_message_get_args(reply, NULL, DBUS_TYPE_INT32, &result, DBUS_TYPE_INVALID)) {
printf("%d\n", result);
ret = 0;
} else {
fprintf(stderr, "Not get reply\n");
}
}
else if (messageType == FCITX_DBUS_GET_IM_ADDON) {
do {
if (!fcitx_utf8_check_string(imname))
break;
dbus_message_append_args(message, DBUS_TYPE_STRING, &imname, DBUS_TYPE_INVALID);
DBusMessage* reply = dbus_connection_send_with_reply_and_block(conn, message, 1000, NULL);
char *result = NULL;
if (reply && dbus_message_get_args(reply, NULL, DBUS_TYPE_STRING, &result, DBUS_TYPE_INVALID)) {
printf("%s\n", result);
ret = 0;
} else {
fprintf(stderr, "Not get reply\n");
}
} while(0);
} else {
dbus_connection_send(conn, message, NULL);
dbus_connection_flush(conn);
ret = 0;
}
some_error:
if (message)
dbus_message_unref(message);
if (conn)
dbus_connection_unref(conn);
fcitx_utils_free(address);
fcitx_utils_free(servicename);
fcitx_utils_free(imname);
return ret;
}
int
main (int argc, char *argv[])
{
DBusConnection *connection;
DBusError error;
DBusBusType type = DBUS_BUS_SESSION;
DBusHandleMessageFunction filter_func = monitor_filter_func;
char *address = NULL;
int i = 0, j = 0, numFilters = 0;
char **filters = NULL;
/* Set stdout to be unbuffered; this is basically so that if people
* do dbus-monitor > file, then send SIGINT via Control-C, they
* don't lose the last chunk of messages.
*/
#ifdef DBUS_WIN
setvbuf (stdout, NULL, _IONBF, 0);
#else
setvbuf (stdout, NULL, _IOLBF, 0);
#endif
for (i = 1; i < argc; i++)
{
char *arg = argv[i];
if (!strcmp (arg, "--system"))
type = DBUS_BUS_SYSTEM;
else if (!strcmp (arg, "--session"))
type = DBUS_BUS_SESSION;
else if (!strcmp (arg, "--address"))
{
if (i+1 < argc)
{
address = argv[i+1];
i++;
}
else
usage (argv[0], 1);
}
else if (!strcmp (arg, "--help"))
usage (argv[0], 0);
else if (!strcmp (arg, "--monitor"))
filter_func = monitor_filter_func;
else if (!strcmp (arg, "--profile"))
filter_func = profile_filter_func;
else if (!strcmp (arg, "--"))
continue;
else if (arg[0] == '-')
usage (argv[0], 1);
else {
numFilters++;
filters = (char **)realloc(filters, numFilters * sizeof(char *));
filters[j] = (char *)malloc((strlen(arg) + 1) * sizeof(char *));
snprintf(filters[j], strlen(arg) + 1, "%s", arg);
j++;
}
}
dbus_error_init (&error);
if (address != NULL)
{
connection = dbus_connection_open (address, &error);
if (connection)
{
if (!dbus_bus_register (connection, &error))
{
fprintf (stderr, "Failed to register connection to bus at %s: %s\n",
address, error.message);
dbus_error_free (&error);
exit (1);
}
}
}
else
connection = dbus_bus_get (type, &error);
if (connection == NULL)
{
const char *where;
if (address != NULL)
where = address;
else
{
switch (type)
{
case DBUS_BUS_SYSTEM:
where = "system bus";
break;
case DBUS_BUS_SESSION:
where = "session bus";
break;
default:
where = "";
}
}
fprintf (stderr, "Failed to open connection to %s: %s\n",
where,
error.message);
dbus_error_free (&error);
exit (1);
}
if (numFilters)
{
for (i = 0; i < j; i++)
{
dbus_bus_add_match (connection, filters[i], &error);
if (dbus_error_is_set (&error))
{
fprintf (stderr, "Failed to setup match \"%s\": %s\n",
filters[i], error.message);
dbus_error_free (&error);
exit (1);
}
free(filters[i]);
}
}
else
{
dbus_bus_add_match (connection,
"type='signal'",
&error);
if (dbus_error_is_set (&error))
goto lose;
dbus_bus_add_match (connection,
"type='method_call'",
&error);
if (dbus_error_is_set (&error))
goto lose;
dbus_bus_add_match (connection,
"type='method_return'",
&error);
if (dbus_error_is_set (&error))
goto lose;
dbus_bus_add_match (connection,
"type='error'",
&error);
if (dbus_error_is_set (&error))
goto lose;
}
if (!dbus_connection_add_filter (connection, filter_func, NULL, NULL)) {
fprintf (stderr, "Couldn't add filter!\n");
exit (1);
}
while (dbus_connection_read_write_dispatch(connection, -1))
;
exit (0);
lose:
fprintf (stderr, "Error: %s\n", error.message);
exit (1);
}
void* DBusCreate(FcitxInstance* instance)
{
FcitxDBus *dbusmodule = (FcitxDBus*) fcitx_utils_malloc0(sizeof(FcitxDBus));
FcitxAddon* dbusaddon = FcitxAddonsGetAddonByName(FcitxInstanceGetAddons(instance), FCITX_DBUS_NAME);
dbusmodule->owner = instance;
DBusError err;
if (FcitxInstanceIsTryReplace(instance)) {
fcitx_utils_launch_tool("fcitx-remote", "-e");
sleep(1);
}
dbus_threads_init_default();
// first init dbus
dbus_error_init(&err);
int retry = 0;
DBusConnection* conn = NULL;
char* servicename = NULL;
asprintf(&servicename, "%s-%d", FCITX_DBUS_SERVICE,
fcitx_utils_get_display_number());
/* do session dbus initialize */
do {
if (!getenv("DISPLAY") && !getenv("DBUS_SESSION_BUS_ADDRESS")) {
FcitxLog(WARNING, "Without DISPLAY or DBUS_SESSION_BUS_ADDRESS session bus will not work");
break;
}
/* try to get session dbus */
while (1) {
conn = dbus_bus_get(DBUS_BUS_SESSION, &err);
if (dbus_error_is_set(&err)) {
FcitxLog(WARNING, "Connection Error (%s)", err.message);
dbus_error_free(&err);
dbus_error_init(&err);
}
if (NULL == conn && retry < MAX_RETRY_TIMES) {
retry ++;
sleep(RETRY_INTERVAL * retry);
} else {
break;
}
}
if (NULL == conn) {
break;
}
if (!dbus_connection_add_filter(conn, DBusModuleFilter, dbusmodule, NULL))
break;
if (!dbus_connection_set_watch_functions(conn, DBusAddWatch, DBusRemoveWatch,
NULL, &dbusmodule->watches, NULL)) {
FcitxLog(WARNING, "Add Watch Function Error");
dbus_error_free(&err);
dbus_error_init(&err);
dbus_connection_unref(conn);
conn = NULL;
break;
}
/* from here we know dbus connection is successful, now we need to register the service */
dbus_connection_set_exit_on_disconnect(conn, FALSE);
dbusmodule->conn = conn;
boolean request_retry = false;
int replaceCountdown = FcitxInstanceIsTryReplace(instance) ? 3 : 0;
FcitxInstanceResetTryReplace(instance);
do {
request_retry = false;
// request a name on the bus
int ret = dbus_bus_request_name(conn, servicename,
DBUS_NAME_FLAG_DO_NOT_QUEUE,
&err);
if (dbus_error_is_set(&err)) {
FcitxLog(WARNING, "Name Error (%s)", err.message);
goto dbus_init_failed;
}
if (DBUS_REQUEST_NAME_REPLY_PRIMARY_OWNER != ret) {
FcitxLog(WARNING, "DBus Service Already Exists");
if (replaceCountdown > 0) {
replaceCountdown --;
fcitx_utils_launch_tool("fcitx-remote", "-e");
/* sleep for a while and retry */
sleep(1);
request_retry = true;
continue;
}
/* if we know fcitx exists, we should exit. */
dbus_error_free(&err);
free(servicename);
free(dbusmodule);
FcitxInstanceEnd(instance);
return NULL;
}
} while (request_retry);
dbus_connection_flush(dbusmodule->conn);
} while(0);
DBusConnection* privconn = NULL;
do {
int noPrivateDBus = fcitx_utils_get_boolean_env("FCITX_NO_PRIVATE_DBUS", false);
if (noPrivateDBus)
break;
char* file;
FILE* dbusfp = FcitxXDGGetFileWithPrefix("dbus", "daemon.conf", "r", &file);
if (dbusfp) {
fclose(dbusfp);
}
else {
free(file);
file = NULL;
}
dbusmodule->daemon = DBusLaunch(file);
fcitx_utils_free(file);
if (dbusmodule->daemon.pid == 0)
break;
privconn = dbus_connection_open(dbusmodule->daemon.address, &err);
if (dbus_error_is_set(&err)) {
FcitxLog(ERROR, "Private dbus daemon connection error (%s)",
err.message);
break;
}
dbus_bus_register(privconn, &err);
if (dbus_error_is_set(&err)) {
FcitxLog(ERROR, "Private dbus bus register error (%s)", err.message);
break;
}
int ret = dbus_bus_request_name(privconn, servicename,
DBUS_NAME_FLAG_DO_NOT_QUEUE,
&err);
if (dbus_error_is_set(&err)) {
FcitxLog(WARNING, "Private Name Error (%s)", err.message);
break;
}
if (DBUS_REQUEST_NAME_REPLY_PRIMARY_OWNER != ret) {
FcitxLog(ERROR, "Private DBus Service Already Exists, fcitx being hacked?");
break;
}
if (!dbus_connection_add_filter(privconn, DBusModuleFilter, dbusmodule, NULL))
break;
if (!dbus_connection_set_watch_functions(privconn, DBusAddWatch, DBusRemoveWatch,
NULL, &dbusmodule->watches, NULL)) {
FcitxLog(WARNING, "Add Watch Function Error");
break;
}
char* addressFile = NULL;
char* localMachineId = dbus_get_local_machine_id();
asprintf(&addressFile, "%s-%d", localMachineId,
fcitx_utils_get_display_number());
dbus_free(localMachineId);
FILE* fp = FcitxXDGGetFileUserWithPrefix("dbus", addressFile, "w", NULL);
free(addressFile);
if (!fp)
break;
fprintf(fp, "%s", dbusmodule->daemon.address);
fwrite("\0", sizeof(char), 1, fp);
pid_t curPid = getpid();
fwrite(&dbusmodule->daemon.pid, sizeof(pid_t), 1, fp);
fwrite(&curPid, sizeof(pid_t), 1, fp);
fclose(fp);
dbusmodule->privconn = privconn;
char* command = fcitx_utils_get_fcitx_path_with_filename("bindir", "/fcitx-dbus-watcher");
char* pidstring = NULL;
asprintf(&pidstring, "%d", dbusmodule->daemon.pid);
char* args[] = {
command,
dbusmodule->daemon.address,
pidstring,
NULL
};
fcitx_utils_start_process(args);
free(command);
free(pidstring);
} while(0);
if (!dbusmodule->privconn) {
if (privconn) {
dbus_connection_unref(privconn);
DBusKill(&dbusmodule->daemon);
}
}
FcitxModuleAddFunction(dbusaddon, DBusGetConnection);
FcitxModuleAddFunction(dbusaddon, DBusGetPrivateConnection);
dbus_error_free(&err);
dbusmodule->serviceName = servicename;
return dbusmodule;
dbus_init_failed:
dbus_error_free(&err);
fcitx_utils_free(servicename);
if (conn)
dbus_connection_unref(conn);
DBusKill(&dbusmodule->daemon);
fcitx_utils_free(dbusmodule);
return NULL;
}
int
main (int argc, char *argv[])
{
DBusConnection *connection;
DBusError error;
DBusBusType type = DBUS_BUS_SESSION;
DBusHandleMessageFunction filter_func = monitor_filter_func;
char *address = NULL;
dbus_bool_t seen_bus_type = FALSE;
BinaryMode binary_mode = BINARY_MODE_NOT;
int i = 0, j = 0, numFilters = 0;
char **filters = NULL;
/* Set stdout to be unbuffered; this is basically so that if people
* do dbus-monitor > file, then send SIGINT via Control-C, they
* don't lose the last chunk of messages.
*/
#ifdef DBUS_WIN
setvbuf (stdout, NULL, _IONBF, 0);
#else
setvbuf (stdout, NULL, _IOLBF, 0);
#endif
for (i = 1; i < argc; i++)
{
char *arg = argv[i];
if (!strcmp (arg, "--system"))
{
only_one_type (&seen_bus_type, argv[0]);
type = DBUS_BUS_SYSTEM;
}
else if (!strcmp (arg, "--session"))
{
only_one_type (&seen_bus_type, argv[0]);
type = DBUS_BUS_SESSION;
}
else if (!strcmp (arg, "--address"))
{
only_one_type (&seen_bus_type, argv[0]);
if (i+1 < argc)
{
address = argv[i+1];
i++;
}
else
usage (argv[0], 1);
}
else if (!strcmp (arg, "--help"))
usage (argv[0], 0);
else if (!strcmp (arg, "--monitor"))
{
filter_func = monitor_filter_func;
binary_mode = BINARY_MODE_NOT;
}
else if (!strcmp (arg, "--profile"))
{
filter_func = profile_filter_func;
binary_mode = BINARY_MODE_NOT;
}
else if (!strcmp (arg, "--binary"))
{
filter_func = binary_filter_func;
binary_mode = BINARY_MODE_RAW;
}
else if (!strcmp (arg, "--pcap"))
{
filter_func = binary_filter_func;
binary_mode = BINARY_MODE_PCAP;
}
else if (!strcmp (arg, "--"))
continue;
else if (arg[0] == '-')
usage (argv[0], 1);
else {
unsigned int filter_len;
numFilters++;
/* Prepend a rule (and a comma) to enable the monitor to eavesdrop.
* Prepending allows the user to add eavesdrop=false at command line
* in order to disable eavesdropping when needed */
filter_len = strlen (EAVESDROPPING_RULE) + 1 + strlen (arg) + 1;
filters = (char **) realloc (filters, numFilters * sizeof (char *));
if (filters == NULL)
tool_oom ("adding a new filter slot");
filters[j] = (char *) malloc (filter_len);
if (filters[j] == NULL)
tool_oom ("adding a new filter");
snprintf (filters[j], filter_len, "%s,%s", EAVESDROPPING_RULE, arg);
j++;
}
}
dbus_error_init (&error);
if (address != NULL)
{
connection = dbus_connection_open (address, &error);
if (connection)
{
if (!dbus_bus_register (connection, &error))
{
fprintf (stderr, "Failed to register connection to bus at %s: %s\n",
address, error.message);
dbus_error_free (&error);
exit (1);
}
}
}
else
connection = dbus_bus_get (type, &error);
if (connection == NULL)
{
const char *where;
if (address != NULL)
where = address;
else
{
switch (type)
{
case DBUS_BUS_SYSTEM:
where = "system bus";
break;
case DBUS_BUS_SESSION:
where = "session bus";
break;
default:
where = "";
}
}
fprintf (stderr, "Failed to open connection to %s: %s\n",
where,
error.message);
dbus_error_free (&error);
exit (1);
}
/* Receive o.fd.Peer messages as normal messages, rather than having
* libdbus handle them internally, which is the wrong thing for
* a monitor */
dbus_connection_set_route_peer_messages (connection, TRUE);
if (!dbus_connection_add_filter (connection, filter_func,
_DBUS_INT_TO_POINTER (binary_mode), NULL))
{
fprintf (stderr, "Couldn't add filter!\n");
exit (1);
}
if (become_monitor (connection, numFilters,
(const char * const *) filters))
{
/* no more preparation needed */
}
else if (numFilters)
{
size_t offset = 0;
for (i = 0; i < j; i++)
{
dbus_bus_add_match (connection, filters[i] + offset, &error);
if (dbus_error_is_set (&error) && i == 0 && offset == 0)
{
/* We might be talking to a pre-1.5.6 dbus-daemon
* which wouldn't understand eavesdrop=true.
* If this works, carry on with offset > 0
* on the remaining iterations. */
offset = strlen (EAVESDROPPING_RULE) + 1;
dbus_error_free (&error);
dbus_bus_add_match (connection, filters[i] + offset, &error);
}
if (dbus_error_is_set (&error))
{
fprintf (stderr, "Failed to setup match \"%s\": %s\n",
filters[i], error.message);
dbus_error_free (&error);
exit (1);
}
free(filters[i]);
}
}
else
{
dbus_bus_add_match (connection,
EAVESDROPPING_RULE,
&error);
if (dbus_error_is_set (&error))
{
dbus_error_free (&error);
dbus_bus_add_match (connection,
"",
&error);
if (dbus_error_is_set (&error))
goto lose;
}
}
switch (binary_mode)
{
case BINARY_MODE_NOT:
case BINARY_MODE_RAW:
break;
case BINARY_MODE_PCAP:
{
/* We're not using libpcap because the file format is simple
* enough not to need it.
* http://wiki.wireshark.org/Development/LibpcapFileFormat */
struct {
dbus_uint32_t magic;
dbus_uint16_t major_version;
dbus_uint16_t minor_version;
dbus_int32_t timezone;
dbus_uint32_t precision;
dbus_uint32_t max_length;
dbus_uint32_t link_type;
} header = {
0xA1B2C3D4U, /* magic number */
2, 4, /* v2.4 */
0, /* capture in GMT */
0, /* no opinion on timestamp precision */
(1 << 27), /* D-Bus spec says so */
LINKTYPE_DBUS
};
/* Assert that there is no padding */
_DBUS_STATIC_ASSERT (sizeof (header) == 24);
if (!tool_write_all (STDOUT_FILENO, &header, sizeof (header)))
{
perror ("dbus-monitor: write");
exit (1);
}
}
break;
}
while (dbus_connection_read_write_dispatch(connection, -1))
;
exit (0);
lose:
fprintf (stderr, "Error: %s\n", error.message);
exit (1);
}
static int
dbus_activate(pcap_t *handle)
{
#define EAVESDROPPING_RULE "eavesdrop=true,"
static const char *rules[] = {
EAVESDROPPING_RULE "type='signal'",
EAVESDROPPING_RULE "type='method_call'",
EAVESDROPPING_RULE "type='method_return'",
EAVESDROPPING_RULE "type='error'",
};
#define N_RULES sizeof(rules)/sizeof(rules[0])
struct pcap_dbus *handlep = handle->priv;
const char *dev = handle->opt.source;
DBusError error = DBUS_ERROR_INIT;
int i;
if (strcmp(dev, "dbus-system") == 0) {
if (!(handlep->conn = dbus_bus_get(DBUS_BUS_SYSTEM, &error))) {
pcap_snprintf(handle->errbuf, PCAP_ERRBUF_SIZE, "Failed to get system bus: %s", error.message);
dbus_error_free(&error);
return PCAP_ERROR;
}
} else if (strcmp(dev, "dbus-session") == 0) {
if (!(handlep->conn = dbus_bus_get(DBUS_BUS_SESSION, &error))) {
pcap_snprintf(handle->errbuf, PCAP_ERRBUF_SIZE, "Failed to get session bus: %s", error.message);
dbus_error_free(&error);
return PCAP_ERROR;
}
} else if (strncmp(dev, "dbus://", 7) == 0) {
const char *addr = dev + 7;
if (!(handlep->conn = dbus_connection_open(addr, &error))) {
pcap_snprintf(handle->errbuf, PCAP_ERRBUF_SIZE, "Failed to open connection to: %s: %s", addr, error.message);
dbus_error_free(&error);
return PCAP_ERROR;
}
if (!dbus_bus_register(handlep->conn, &error)) {
pcap_snprintf(handle->errbuf, PCAP_ERRBUF_SIZE, "Failed to register bus %s: %s\n", addr, error.message);
dbus_error_free(&error);
return PCAP_ERROR;
}
} else {
pcap_snprintf(handle->errbuf, PCAP_ERRBUF_SIZE, "Can't get bus address from %s", handle->opt.source);
return PCAP_ERROR;
}
/* Initialize some components of the pcap structure. */
handle->bufsize = 0;
handle->offset = 0;
handle->linktype = DLT_DBUS;
handle->read_op = dbus_read;
handle->inject_op = dbus_write;
handle->setfilter_op = install_bpf_program; /* XXX, later add support for dbus_bus_add_match() */
handle->setdirection_op = NULL;
handle->set_datalink_op = NULL; /* can't change data link type */
handle->getnonblock_op = pcap_getnonblock_fd;
handle->setnonblock_op = pcap_setnonblock_fd;
handle->stats_op = dbus_stats;
handle->selectable_fd = handle->fd = -1;
if (handle->opt.rfmon) {
/*
* Monitor mode doesn't apply to dbus connections.
*/
dbus_cleanup(handle);
return PCAP_ERROR_RFMON_NOTSUP;
}
/* dbus_connection_set_max_message_size(handlep->conn, handle->snapshot); */
if (handle->opt.buffer_size != 0)
dbus_connection_set_max_received_size(handlep->conn, handle->opt.buffer_size);
for (i = 0; i < N_RULES; i++) {
dbus_bus_add_match(handlep->conn, rules[i], &error);
if (dbus_error_is_set(&error)) {
dbus_error_free(&error);
/* try without eavesdrop */
dbus_bus_add_match(handlep->conn, rules[i] + strlen(EAVESDROPPING_RULE), &error);
if (dbus_error_is_set(&error)) {
pcap_snprintf(handle->errbuf, PCAP_ERRBUF_SIZE, "Failed to add bus match: %s\n", error.message);
dbus_error_free(&error);
dbus_cleanup(handle);
return PCAP_ERROR;
}
}
}
return 0;
}
/**
* Connects to a bus daemon and registers the client with it. If a
* connection to the bus already exists, then that connection is
* returned. Caller owns a reference to the bus.
*
* @todo alex thinks we should nullify the connection when we get a disconnect-message.
*
* @param type bus type
* @param error address where an error can be returned.
* @returns a DBusConnection with new ref
*/
DBusConnection *
dbus_bus_get (DBusBusType type,
DBusError *error)
{
const char *address;
DBusConnection *connection;
BusData *bd;
DBusBusType address_type;
_dbus_return_val_if_fail (type >= 0 && type < N_BUS_TYPES, NULL);
_dbus_return_val_if_error_is_set (error, NULL);
_DBUS_LOCK (bus);
if (!init_connections_unlocked ())
{
_DBUS_UNLOCK (bus);
_DBUS_SET_OOM (error);
return NULL;
}
/* We want to use the activation address even if the
* activating bus is the session or system bus,
* per the spec.
*/
address_type = type;
/* Use the real type of the activation bus for getting its
* connection, but only if the real type's address is available. (If
* the activating bus isn't a well-known bus then
* activation_bus_type == DBUS_BUS_STARTER)
*/
if (type == DBUS_BUS_STARTER &&
bus_connection_addresses[activation_bus_type] != NULL)
type = activation_bus_type;
if (bus_connections[type] != NULL)
{
connection = bus_connections[type];
dbus_connection_ref (connection);
_DBUS_UNLOCK (bus);
return connection;
}
address = bus_connection_addresses[address_type];
if (address == NULL)
{
dbus_set_error (error, DBUS_ERROR_FAILED,
"Unable to determine the address of the message bus");
_DBUS_UNLOCK (bus);
return NULL;
}
connection = dbus_connection_open (address, error);
if (!connection)
{
_DBUS_ASSERT_ERROR_IS_SET (error);
_DBUS_UNLOCK (bus);
return NULL;
}
/* By default we're bound to the lifecycle of
* the message bus.
*/
dbus_connection_set_exit_on_disconnect (connection,
TRUE);
if (!dbus_bus_register (connection, error))
{
_DBUS_ASSERT_ERROR_IS_SET (error);
dbus_connection_close (connection);
dbus_connection_unref (connection);
_DBUS_UNLOCK (bus);
return NULL;
}
bus_connections[type] = connection;
bd = ensure_bus_data (connection);
_dbus_assert (bd != NULL);
bd->is_well_known = TRUE;
_DBUS_UNLOCK (bus);
return connection;
}
/********************
* bus_new_session
********************/
static DBusHandlerResult
bus_new_session(DBusConnection *c, DBusMessage *msg, void *data)
{
char *address;
DBusError error;
(void)c;
(void)data;
dbus_error_init(&error);
if (!dbus_message_get_args(msg, &error,
DBUS_TYPE_STRING, &address,
DBUS_TYPE_INVALID)) {
if (dbus_error_is_set(&error)) {
OHM_ERROR("Failed to parse session bus notification: %s.",
error.message);
dbus_error_free(&error);
}
else
OHM_ERROR("Failed to parse session bus notification.");
return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
}
if (!strcmp(address, "<failure>")) {
OHM_INFO("profile: got session bus failure notification");
#ifndef __TEST__
OHM_INFO("profile: requesting ohm restart");
ohm_restart(0);
#else
OHM_INFO("profile: ignoring");
return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
#endif
}
if (bus_conn != NULL) {
OHM_INFO("profile: received new session bus address \"%s\".", address);
dbus_connection_unref(bus_conn);
bus_conn = NULL;
}
else
OHM_INFO("profile: received session bus address \"%s\".", address);
if ((bus_conn = dbus_connection_open(address, &error)) == NULL ||
!dbus_bus_register(bus_conn, &error)) {
if (dbus_error_is_set(&error)) {
OHM_ERROR("Failed to connect to DBUS %s (%s).", address,
error.message);
dbus_error_free(&error);
}
else
OHM_ERROR("Failed to connect to DBUS %s.", address);
return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
}
if (profile_plugin_p == NULL) {
profile_plugin_p = init_profile();
if (profile_plugin_p != NULL)
OHM_INFO("profile: initialized with session bus.");
else
OHM_ERROR("profile: failed to initialize with session bus.");
}
else {
reconnect_profile();
OHM_INFO("profile: reinitialized with new session bus.");
}
return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
}
int main(int argc, char *argv[])
{
int i, rc;
if (argc < 3) {
usage();
rc = 1;
goto out;
}
rc = setup_signal_handling();
if (rc != 0) {
fprintf(stderr, "FAIL: Couldn't set up signal handler\n");
rc = 1;
goto out;
}
for (i = 1; i < argc && interface == NULL; i++) {
char *arg = argv[i];
if (strcmp(arg, "--system") == 0) {
type = DBUS_BUS_SYSTEM;
session_or_system = TRUE;
} else if (strcmp(arg, "--session") == 0) {
type = DBUS_BUS_SESSION;
session_or_system = TRUE;
} else if (strstr(arg, "--address") == arg) {
address = strchr(arg, '=');
if (address == NULL) {
fprintf(stderr,
"FAIL: \"--address=\" requires an ADDRESS\n");
usage();
rc = 1;
goto out;
} else {
address = address + 1;
}
} else if (strstr(arg, "--name=") == arg)
name = strchr(arg, '=') + 1;
else if (strstr(arg, "--log=") == arg) {
char *path = strchr(arg, '=') + 1;
log_fd = open(path, O_CREAT | O_TRUNC | O_WRONLY,
S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP |
S_IROTH | S_IWOTH);
if (log_fd < 0) {
fprintf(stderr,
"FAIL: Couldn't open log file \"%s\"\n",
path);
exit(1);
}
} else if (strstr(arg, "--lock-fd=") == arg) {
char *fd = strchr(arg, '=') + 1;
lock_fd = atoi(fd);
} else if (!strcmp(arg, "--help")) {
usage();
rc = 0;
goto out;
} else if (arg[0] == '-') {
usage();
rc = 1;
goto out;
} else if (path == NULL)
path = arg;
else /* interface == NULL guaranteed by the 'while' loop */
interface = arg;
}
if (name == NULL || path == NULL || interface == NULL || i < argc) {
usage();
rc = 1;
goto out;
}
if (session_or_system && (address != NULL)) {
fprintf(stderr,
"FAIL: \"--address\" may not be used with \"--system\" or \"--session\"\n");
usage();
rc = 1;
goto out;
}
dbus_error_init(&error);
if (address != NULL)
connection = dbus_connection_open(address, &error);
else
connection = dbus_bus_get(type, &error);
if (connection == NULL) {
fprintf(stderr,
"FAIL: Failed to open connection to \"%s\" message bus: %s\n",
address ? address :
((type == DBUS_BUS_SYSTEM) ? "system" : "session"),
error.message);
dbus_error_free(&error);
rc = 1;
goto out;
} else if (address != NULL)
dbus_bus_register(connection, &error);
rc = do_service();
out:
if (connection)
dbus_connection_unref(connection);
unlock_fd();
if (rc == 0)
printf("PASS\n");
exit(rc);
}
int
main (int argc, char *argv[])
{
DBusConnection *connection;
DBusError error;
DBusMessage *message;
dbus_bool_t print_reply;
dbus_bool_t print_reply_literal;
int reply_timeout;
DBusMessageIter iter;
int i;
DBusBusType type = DBUS_BUS_SESSION;
const char *dest = NULL;
const char *name = NULL;
const char *path = NULL;
int message_type = DBUS_MESSAGE_TYPE_SIGNAL;
const char *type_str = NULL;
const char *address = NULL;
int is_bus = FALSE;
int session_or_system = FALSE;
appname = argv[0];
if (argc < 3)
usage (1);
print_reply = FALSE;
print_reply_literal = FALSE;
reply_timeout = -1;
for (i = 1; i < argc && name == NULL; i++)
{
char *arg = argv[i];
if (strcmp (arg, "--system") == 0)
{
type = DBUS_BUS_SYSTEM;
session_or_system = TRUE;
}
else if (strcmp (arg, "--session") == 0)
{
type = DBUS_BUS_SESSION;
session_or_system = TRUE;
}
else if ((strstr (arg, "--bus=") == arg) || (strstr (arg, "--peer=") == arg) || (strstr (arg, "--address=") == arg))
{
if (arg[2] == 'b') /* bus */
{
is_bus = TRUE;
}
else if (arg[2] == 'p') /* peer */
{
is_bus = FALSE;
}
else /* address; keeping backwards compatibility */
{
is_bus = FALSE;
}
address = strchr (arg, '=') + 1;
if (address[0] == '\0')
{
fprintf (stderr, "\"--peer=\" and \"--bus=\" require an ADDRESS\n");
usage (1);
}
}
else if (strncmp (arg, "--print-reply", 13) == 0)
{
print_reply = TRUE;
message_type = DBUS_MESSAGE_TYPE_METHOD_CALL;
if (strcmp (arg + 13, "=literal") == 0)
print_reply_literal = TRUE;
else if (*(arg + 13) != '\0')
{
fprintf (stderr, "invalid value (%s) of \"--print-reply\"\n", arg + 13);
usage (1);
}
}
else if (strstr (arg, "--reply-timeout=") == arg)
{
if (*(strchr (arg, '=') + 1) == '\0')
{
fprintf (stderr, "\"--reply-timeout=\" requires an MSEC\n");
usage (1);
}
reply_timeout = strtol (strchr (arg, '=') + 1,
NULL, 10);
if (reply_timeout <= 0)
{
fprintf (stderr, "invalid value (%s) of \"--reply-timeout\"\n",
strchr (arg, '=') + 1);
usage (1);
}
}
else if (strstr (arg, "--dest=") == arg)
{
if (*(strchr (arg, '=') + 1) == '\0')
{
fprintf (stderr, "\"--dest=\" requires an NAME\n");
usage (1);
}
dest = strchr (arg, '=') + 1;
}
else if (strstr (arg, "--type=") == arg)
type_str = strchr (arg, '=') + 1;
else if (!strcmp(arg, "--help"))
usage (0);
else if (arg[0] == '-')
usage (1);
else if (path == NULL)
path = arg;
else /* name == NULL guaranteed by the 'while' loop */
name = arg;
}
if (name == NULL)
usage (1);
if (session_or_system &&
(address != NULL))
{
fprintf (stderr, "\"--peer\" and \"--bus\" may not be used with \"--system\" or \"--session\"\n");
usage (1);
}
if (type_str != NULL)
{
message_type = dbus_message_type_from_string (type_str);
if (!(message_type == DBUS_MESSAGE_TYPE_METHOD_CALL ||
message_type == DBUS_MESSAGE_TYPE_SIGNAL))
{
fprintf (stderr, "Message type \"%s\" is not supported\n",
type_str);
exit (1);
}
}
dbus_error_init (&error);
if (dest && !dbus_validate_bus_name (dest, &error))
{
fprintf (stderr, "invalid value (%s) of \"--dest\"\n", dest);
usage (1);
}
if (address != NULL)
{
connection = dbus_connection_open (address, &error);
}
else
{
connection = dbus_bus_get (type, &error);
}
if (connection == NULL)
{
fprintf (stderr, "Failed to open connection to \"%s\" message bus: %s\n",
(address != NULL) ? address :
((type == DBUS_BUS_SYSTEM) ? "system" : "session"),
error.message);
dbus_error_free (&error);
exit (1);
}
else if ((address != NULL) && is_bus)
{
if (!dbus_bus_register (connection, &error))
{
fprintf (stderr, "Failed to register on connection to \"%s\" message bus: %s\n",
address, error.message);
dbus_error_free (&error);
exit (1);
}
}
if (message_type == DBUS_MESSAGE_TYPE_METHOD_CALL)
{
char *last_dot;
last_dot = strrchr (name, '.');
if (last_dot == NULL)
{
fprintf (stderr, "Must use org.mydomain.Interface.Method notation, no dot in \"%s\"\n",
name);
exit (1);
}
*last_dot = '\0';
message = dbus_message_new_method_call (NULL,
path,
name,
last_dot + 1);
dbus_message_set_auto_start (message, TRUE);
}
else if (message_type == DBUS_MESSAGE_TYPE_SIGNAL)
{
char *last_dot;
last_dot = strrchr (name, '.');
if (last_dot == NULL)
{
fprintf (stderr, "Must use org.mydomain.Interface.Signal notation, no dot in \"%s\"\n",
name);
exit (1);
}
*last_dot = '\0';
message = dbus_message_new_signal (path, name, last_dot + 1);
}
else
{
fprintf (stderr, "Internal error, unknown message type\n");
exit (1);
}
if (message == NULL)
{
fprintf (stderr, "Couldn't allocate D-Bus message\n");
exit (1);
}
if (dest && !dbus_message_set_destination (message, dest))
{
fprintf (stderr, "Not enough memory\n");
exit (1);
}
dbus_message_iter_init_append (message, &iter);
while (i < argc)
{
char *arg;
char *c;
int type;
int secondary_type;
int container_type;
DBusMessageIter *target_iter;
DBusMessageIter container_iter;
type = DBUS_TYPE_INVALID;
arg = argv[i++];
c = strchr (arg, ':');
if (c == NULL)
{
fprintf (stderr, "%s: Data item \"%s\" is badly formed\n", argv[0], arg);
exit (1);
}
*(c++) = 0;
container_type = DBUS_TYPE_INVALID;
if (strcmp (arg, "variant") == 0)
container_type = DBUS_TYPE_VARIANT;
else if (strcmp (arg, "array") == 0)
container_type = DBUS_TYPE_ARRAY;
else if (strcmp (arg, "dict") == 0)
container_type = DBUS_TYPE_DICT_ENTRY;
if (container_type != DBUS_TYPE_INVALID)
{
arg = c;
c = strchr (arg, ':');
if (c == NULL)
{
fprintf (stderr, "%s: Data item \"%s\" is badly formed\n", argv[0], arg);
exit (1);
}
*(c++) = 0;
}
if (arg[0] == 0)
type = DBUS_TYPE_STRING;
else
type = type_from_name (arg);
if (container_type == DBUS_TYPE_DICT_ENTRY)
{
char sig[5];
arg = c;
c = strchr (c, ':');
if (c == NULL)
{
fprintf (stderr, "%s: Data item \"%s\" is badly formed\n", argv[0], arg);
exit (1);
}
*(c++) = 0;
secondary_type = type_from_name (arg);
sig[0] = DBUS_DICT_ENTRY_BEGIN_CHAR;
sig[1] = type;
sig[2] = secondary_type;
sig[3] = DBUS_DICT_ENTRY_END_CHAR;
sig[4] = '\0';
dbus_message_iter_open_container (&iter,
DBUS_TYPE_ARRAY,
sig,
&container_iter);
target_iter = &container_iter;
}
else if (container_type != DBUS_TYPE_INVALID)
{
char sig[2];
sig[0] = type;
sig[1] = '\0';
dbus_message_iter_open_container (&iter,
container_type,
sig,
&container_iter);
target_iter = &container_iter;
}
else
target_iter = &iter;
if (container_type == DBUS_TYPE_ARRAY)
{
append_array (target_iter, type, c);
}
else if (container_type == DBUS_TYPE_DICT_ENTRY)
{
append_dict (target_iter, type, secondary_type, c);
}
else
append_arg (target_iter, type, c);
if (container_type != DBUS_TYPE_INVALID)
{
dbus_message_iter_close_container (&iter,
&container_iter);
}
}
if (print_reply)
{
DBusMessage *reply;
dbus_error_init (&error);
reply = dbus_connection_send_with_reply_and_block (connection,
message, reply_timeout,
&error);
if (dbus_error_is_set (&error))
{
fprintf (stderr, "Error %s: %s\n",
error.name,
error.message);
exit (1);
}
if (reply)
{
long sec, usec;
_dbus_get_real_time (&sec, &usec);
print_message (reply, print_reply_literal, sec, usec);
dbus_message_unref (reply);
}
}
else
{
dbus_connection_send (connection, message, NULL);
dbus_connection_flush (connection);
}
dbus_message_unref (message);
dbus_connection_unref (connection);
exit (0);
}
gboolean
check_libhal (const char *server_addr)
{
pid_t child_pid;
child_pid = fork ();
if (child_pid == -1) {
printf ("Cannot fork\n");
exit (1);
} else if (child_pid == 0) {
DBusError error;
DBusConnection *conn;
LibHalContext *ctx;
dbus_bool_t passed;
printf ("server address='%s'\n", server_addr);
dbus_error_init (&error);
if ((conn = dbus_connection_open (server_addr, &error)) == NULL) {
printf ("Error connecting to server: %s\n", error.message);
goto fail;
}
dbus_connection_setup_with_g_main (conn, NULL);
if ((ctx = libhal_ctx_new ()) == NULL) {
printf ("Error getting libhal context\n");
goto fail;
}
libhal_ctx_set_dbus_connection (ctx, conn);
libhal_ctx_init (ctx, &error);
if (dbus_error_is_set (&error)) {
printf ("FAILED98: %s\n", error.message);
goto fail;
}
printf ("SUCCESS98\n");
libhal_device_print (ctx, "/org/freedesktop/Hal/devices/testobj1", &error);
if (dbus_error_is_set (&error)) {
printf ("FAILED99: %s\n", error.message);
goto fail;
}
printf ("SUCCESS99\n");
passed = FALSE;
{
char *val;
val = libhal_device_get_property_string (ctx, "/org/freedesktop/Hal/devices/testobj1", "test.string", &error);
if (val == NULL || strcmp (val, "fooooobar22") != 0 || dbus_error_is_set (&error)) {
libhal_free_string (val);
printf ("FAILED100\n");
goto fail;
}
printf ("SUCCESS100\n");
libhal_free_string (val);
}
{
char *val;
val = libhal_device_get_property_string (ctx, "/org/freedesktop/Hal/devices/testobj1", "test.string2", &error);
if (val == NULL || strcmp (val, "fooøةמ") != 0 || dbus_error_is_set (&error)) {
libhal_free_string (val);
printf ("FAILED101: %s\n", error.message);
goto fail;
}
libhal_free_string (val);
printf ("SUCCESS101\n");
}
{
dbus_bool_t b;
b = libhal_device_get_property_bool (
ctx, "/org/freedesktop/Hal/devices/testobj1",
"test.bool", &error);
if (!b || dbus_error_is_set (&error)) {
printf ("FAILED102: %s, %i\n", error.message, b);
goto fail;
}
printf ("SUCCESS102\n");
}
{
double val;
double expected_val = 0.53434343;
val = libhal_device_get_property_double (ctx, "/org/freedesktop/Hal/devices/testobj1",
"test.double", &error);
if ( memcmp (&val, &expected_val, sizeof (double)) != 0 || dbus_error_is_set (&error)) {
printf ("FAILED103\n");
goto fail;
}
printf ("SUCCESS103\n");
}
if (libhal_device_get_property_uint64 (
ctx, "/org/freedesktop/Hal/devices/testobj1", "test.uint64", &error) !=
((((dbus_uint64_t)1)<<35) + 5) ||
dbus_error_is_set (&error)) {
printf ("FAILED104: %s\n", error.message);
goto fail;
}
printf ("SUCCESS104\n");
{
char **val;
val = libhal_device_get_property_strlist (ctx, "/org/freedesktop/Hal/devices/testobj1", "test.strlist", &error);
if (val == NULL || dbus_error_is_set (&error)) {
libhal_free_string_array (val);
printf ("FAILED105: %s\n", error.message);
goto fail;
}
printf ("SUCCESS105\n");
if (libhal_string_array_length (val) != 2) {
libhal_free_string_array (val);
printf ("FAILED106\n");
goto fail;
}
printf ("SUCCESS106\n");
if (strcmp (val[0], "foostrlist2") != 0 ||
strcmp (val[1], "foostrlist3") != 0) {
libhal_free_string_array (val);
printf ("FAILED107\n");
goto fail;
}
printf ("SUCCESS107\n");
libhal_free_string_array (val);
}
if (libhal_device_get_property_int (
ctx, "/org/freedesktop/Hal/devices/testobj1", "test.int", &error) != 42 ||
dbus_error_is_set (&error)) {
printf ("FAILED108\n");
goto fail;
}
printf ("SUCCESS108\n");
/* tests for libhal_psi */
{
int type;
char *key;
LibHalPropertySet *pset;
LibHalPropertySetIterator it;
unsigned int psi_num_passed;
unsigned int psi_num_elems;
if ((pset = libhal_device_get_all_properties (ctx, "/org/freedesktop/Hal/devices/testobj1",
&error)) == NULL)
return FALSE;
printf ("SUCCESS110\n");
psi_num_passed = 0;
psi_num_elems = libhal_property_set_get_num_elems (pset);
for (libhal_psi_init (&it, pset); libhal_psi_has_more (&it); libhal_psi_next (&it)) {
type = libhal_psi_get_type (&it);
key = libhal_psi_get_key (&it);
switch (type) {
case LIBHAL_PROPERTY_TYPE_STRING:
if (strcmp (key, "info.udi") == 0) {
if (strcmp (libhal_psi_get_string (&it),
"/org/freedesktop/Hal/devices/testobj1") == 0) {
psi_num_passed++;
} else {
printf ("fail on %s\n", key);
}
} else if (strcmp (key, "test.string") == 0) {
if (strcmp (libhal_psi_get_string (&it),
"fooooobar22") == 0) {
psi_num_passed++;
} else {
printf ("fail on %s\n", key);
}
} else if (strcmp (key, "test.string2") == 0) {
if (strcmp (libhal_psi_get_string (&it),
"fooøةמ") == 0) {
psi_num_passed++;
} else {
printf ("fail on %s\n", key);
}
}
break;
case LIBHAL_PROPERTY_TYPE_INT32:
if (strcmp (key, "test.int") == 0) {
if (libhal_psi_get_int (&it) == 42)
psi_num_passed++;
else
printf ("fail on %s\n", key);
}
break;
case LIBHAL_PROPERTY_TYPE_UINT64:
if (strcmp (key, "test.uint64") == 0) {
if (libhal_psi_get_uint64 (&it) == ((((dbus_uint64_t)1)<<35) + 5))
psi_num_passed++;
else
printf ("fail on %s\n", key);
}
break;
case LIBHAL_PROPERTY_TYPE_BOOLEAN:
if (strcmp (key, "test.bool") == 0) {
if (libhal_psi_get_bool (&it) == TRUE)
psi_num_passed++;
else
printf ("fail on %s\n", key);
}
break;
case LIBHAL_PROPERTY_TYPE_DOUBLE:
if (strcmp (key, "test.double") == 0) {
double val = 0.53434343;
double val2;
val2 = libhal_psi_get_double (&it);
if (memcmp (&val, &val2, sizeof (double)) == 0)
psi_num_passed++;
else
printf ("fail on %s\n", key);
}
break;
case LIBHAL_PROPERTY_TYPE_STRLIST:
if (strcmp (key, "test.strlist") == 0) {
char **val;
val = libhal_psi_get_strlist (&it);
if (libhal_string_array_length (val) == 2 &&
strcmp (val[0], "foostrlist2") == 0 &&
strcmp (val[1], "foostrlist3") == 0 &&
val[2] == NULL)
psi_num_passed++;
else
printf ("fail on %s\n", key);
}
break;
default:
printf (" *** unknown type for key %s\n", key);
break;
}
}
libhal_free_property_set (pset);
if (psi_num_passed != psi_num_elems) {
printf ("FAILED111\n");
goto fail;
}
printf ("SUCCESS111\n");
} /* end libhal_test_psi */
printf ("Passed all libhal tests\n");
passed = TRUE;
fail:
if (dbus_error_is_set (&error))
dbus_error_free (&error);
send_tests_done (conn, passed);
exit (1);
} else {
printf ("child pid=%d\n", child_pid);
}
return TRUE;
}
static void
open_shutdown_private_connection (dbus_bool_t use_guid)
{
DBusError error;
DBusLoop *loop;
DBusConnection *session;
DBusMessage *msg;
DBusMessage *reply;
DBusConnection *privconn;
char *addr;
dbus_bool_t service_died;
dbus_bool_t private_conn_lost;
dbus_error_init (&error);
service_died = FALSE;
private_conn_lost = FALSE;
loop = _dbus_loop_new ();
session = dbus_bus_get (DBUS_BUS_SESSION, &error);
if (!session)
die ("couldn't access session bus\n");
dbus_connection_set_exit_on_disconnect (session, FALSE);
test_connection_setup (loop, session);
dbus_bus_add_match (session, PRIVSERVER_DIED_RULE, &error);
if (dbus_error_is_set (&error))
die ("couldn't add match rule \"%s\": %s: %s", PRIVSERVER_DIED_RULE,
error.name, error.message);
if (!dbus_connection_add_filter (session, filter_session_message,
&service_died, NULL))
die ("couldn't add filter to session bus\n");
msg = dbus_message_new_method_call (PRIVSERVER_SERVICE, "/",
PRIVSERVER_INTERFACE, "GetPrivateAddress");
if (!(reply = dbus_connection_send_with_reply_and_block (session, msg, -1, &error)))
die ("couldn't send message: %s\n", error.message);
dbus_message_unref (msg);
if (!dbus_message_get_args (reply, &error, DBUS_TYPE_STRING, &addr, DBUS_TYPE_INVALID))
die ("couldn't parse message replym\n");
printf ("# got private temp address %s\n", addr);
addr = strdup (addr);
if (!use_guid)
{
char *comma = strrchr (addr, ',');
if (comma)
*comma = '\0';
}
privconn = dbus_connection_open (addr, &error);
free (addr);
if (!privconn)
die ("couldn't connect to server direct connection: %s\n", error.message);
dbus_message_unref (reply);
dbus_connection_set_exit_on_disconnect (privconn, FALSE);
if (!dbus_connection_add_filter (privconn, filter_private_message,
&private_conn_lost, NULL))
die ("couldn't add filter to private connection\n");
test_connection_setup (loop, privconn);
msg = dbus_message_new_method_call (PRIVSERVER_SERVICE, "/",
PRIVSERVER_INTERFACE, "Quit");
if (!dbus_connection_send (session, msg, NULL))
die ("couldn't send Quit message\n");
dbus_message_unref (msg);
while (!service_died || !private_conn_lost)
_dbus_loop_iterate (loop, TRUE);
dbus_connection_remove_filter (session, filter_session_message,
&service_died);
dbus_bus_remove_match (session, PRIVSERVER_DIED_RULE, NULL);
test_connection_shutdown (loop, session);
dbus_connection_unref (session);
test_connection_shutdown (loop, privconn);
dbus_connection_remove_filter (privconn, filter_private_message,
&private_conn_lost);
dbus_connection_unref (privconn);
_dbus_loop_unref (loop);
}
int main (int argc, char* argv[])
{
if (argc != 3)
return 1;
pid_t pid = atoi(argv[2]);
if (pid <= 0)
return 1;
fcitx_utils_init_as_daemon();
asprintf(&servicename, "%s-%d", FCITX_DBUS_SERVICE, fcitx_utils_get_display_number());
DBusError err;
dbus_error_init(&err);
DBusConnection* conn = dbus_connection_open(argv[1], NULL);
if (!conn)
goto some_error;
FcitxDBusWatch* watches = NULL;
if (!dbus_connection_set_watch_functions(conn, DBusAddWatch, DBusRemoveWatch, NULL, &watches, NULL)) {
goto some_error;
}
dbus_connection_set_exit_on_disconnect(conn, TRUE);
if (!dbus_bus_register(conn, NULL))
goto some_error;
dbus_bus_add_match(conn,
"type='signal',"
"interface='" DBUS_INTERFACE_DBUS "',"
"path='" DBUS_PATH_DBUS "',"
"member='NameOwnerChanged'",
&err);
if (dbus_error_is_set(&err))
goto some_error;
if (!dbus_connection_add_filter(conn, WatcherDBusFilter, NULL, NULL))
goto some_error;
#ifndef NZERO
#define NZERO 20
#endif
nice(NZERO - 1);
fd_set rfds, wfds, efds;
FD_ZERO(&rfds);
FD_ZERO(&wfds);
FD_ZERO(&efds);
do {
DBusProcessEventForWatches(watches, &rfds, &wfds, &efds);
DBusProcessEventForConnection(conn);
if (status != WATCHER_WAITING)
break;
FD_ZERO(&rfds);
FD_ZERO(&wfds);
FD_ZERO(&efds);
int maxfd = DBusUpdateFDSet(watches, &rfds, &wfds, &efds);
if (maxfd == 0)
break;
select(maxfd + 1, &rfds, &wfds, &efds, NULL);
} while(1);
if (status == FCITX_DIE) {
kill(pid, SIGTERM);
}
some_error:
if (conn)
dbus_connection_unref(conn);
dbus_error_free(&err);
fcitx_utils_free(servicename);
return 1;
}
