def do_method_glue(self, method, offset):
lc_name = camelcase_to_lower(method.getAttribute('name'))
marshaller = method_to_glue_marshal_name(method,
self.signal_marshal_prefix)
wrapper = self.prefix_ + self.node_name_lc + '_' + lc_name
self.b(" { (GCallback) %s, %s, %d }," % (wrapper, marshaller, offset))
def do_method_glue(self, method, offset):
lc_name = camelcase_to_lower(method.getAttribute('name'))
marshaller = method_to_glue_marshal_name(method,
self.signal_marshal_prefix)
wrapper = self.prefix_ + self.node_name_lc + '_' + lc_name
self.b(" { (GCallback) %s, %s, %d }," % (wrapper, marshaller, offset))
def do_signal(self, iface, signal):
iface_lc = iface.lower()
member = signal.getAttribute('name')
member_lc = camelcase_to_lower(member)
member_uc = member_lc.upper()
arg_count = 0
args = []
out_args = []
for arg in signal.getElementsByTagName('arg'):
name = arg.getAttribute('name')
type = arg.getAttribute('type')
tp_type = arg.getAttribute('tp:type')
if not name:
name = 'arg%u' % arg_count
arg_count += 1
else:
name = 'arg_%s' % name
info = type_to_gtype(type)
args.append((name, info, tp_type, arg))
callback_name = ('%s_%s_signal_callback_%s' %
(self.prefix_lc, iface_lc, member_lc))
collect_name = ('_%s_%s_collect_args_of_%s' %
(self.prefix_lc, iface_lc, member_lc))
invoke_name = ('_%s_%s_invoke_callback_for_%s' %
(self.prefix_lc, iface_lc, member_lc))
# Example:
#
# typedef void (*tp_cli_connection_signal_callback_new_channel)
# (TpConnection *proxy, const gchar *arg_object_path,
# const gchar *arg_channel_type, guint arg_handle_type,
# guint arg_handle, gboolean arg_suppress_handler,
# gpointer user_data, GObject *weak_object);
self.b('/**')
self.b(' * %s:' % callback_name)
self.b(' * @proxy: The proxy on which %s_%s_connect_to_%s ()' %
(self.prefix_lc, iface_lc, member_lc))
self.b(' * was called')
for arg in args:
name, info, tp_type, elt = arg
ctype, gtype, marshaller, pointer = info
self.b(' * @%s: %s' %
(name, xml_escape(get_docstring(elt) or '(Undocumented)')))
self.b(' * @user_data: User-supplied data')
self.b(' * @weak_object: User-supplied weakly referenced object')
self.b(' *')
self.b(' * Represents the signature of a callback for the signal %s.' %
member)
self.b(' */')
self.h('typedef void (*%s) (%sproxy,' %
(callback_name, self.proxy_cls))
for arg in args:
name, info, tp_type, elt = arg
ctype, gtype, marshaller, pointer = info
const = pointer and 'const ' or ''
self.h(' %s%s%s,' % (const, ctype, name))
self.h(' gpointer user_data, GObject *weak_object);')
if args:
self.b('static void')
self.b('%s (DBusGProxy *proxy,' % collect_name)
for arg in args:
name, info, tp_type, elt = arg
ctype, gtype, marshaller, pointer = info
const = pointer and 'const ' or ''
self.b(' %s%s%s,' % (const, ctype, name))
self.b(' TpProxySignalConnection *sc)')
self.b('{')
self.b(' GValueArray *args = g_value_array_new (%d);' % len(args))
self.b(' GValue blank = { 0 };')
self.b(' guint i;')
self.b('')
self.b(' g_value_init (&blank, G_TYPE_INT);')
self.b('')
self.b(' for (i = 0; i < %d; i++)' % len(args))
self.b(' g_value_array_append (args, &blank);')
self.b('')
for i, arg in enumerate(args):
name, info, tp_type, elt = arg
ctype, gtype, marshaller, pointer = info
self.b(' g_value_unset (args->values + %d);' % i)
self.b(' g_value_init (args->values + %d, %s);' % (i, gtype))
if gtype == 'G_TYPE_STRING':
self.b(' g_value_set_string (args->values + %d, %s);' %
(i, name))
elif marshaller == 'BOXED':
self.b(' g_value_set_boxed (args->values + %d, %s);' %
(i, name))
elif gtype == 'G_TYPE_UCHAR':
self.b(' g_value_set_uchar (args->values + %d, %s);' %
(i, name))
elif gtype == 'G_TYPE_BOOLEAN':
self.b(' g_value_set_boolean (args->values + %d, %s);' %
(i, name))
elif gtype == 'G_TYPE_INT':
self.b(' g_value_set_int (args->values + %d, %s);' %
(i, name))
elif gtype == 'G_TYPE_UINT':
self.b(' g_value_set_uint (args->values + %d, %s);' %
(i, name))
elif gtype == 'G_TYPE_INT64':
self.b(' g_value_set_int (args->values + %d, %s);' %
(i, name))
elif gtype == 'G_TYPE_UINT64':
self.b(' g_value_set_uint (args->values + %d, %s);' %
(i, name))
elif gtype == 'G_TYPE_DOUBLE':
self.b(' g_value_set_double (args->values + %d, %s);' %
(i, name))
else:
assert False, ("Don't know how to put %s in a GValue" %
gtype)
self.b('')
self.b(' tp_proxy_signal_connection_v0_take_results (sc, args);')
self.b('}')
self.b('static void')
self.b('%s (TpProxy *tpproxy,' % invoke_name)
self.b(' GError *error,')
self.b(' GValueArray *args,')
self.b(' GCallback generic_callback,')
self.b(' gpointer user_data,')
self.b(' GObject *weak_object)')
self.b('{')
self.b(' %s callback =' % callback_name)
self.b(' (%s) generic_callback;' % callback_name)
self.b('')
self.b(' if (callback != NULL)')
self.b(' callback (g_object_ref (tpproxy),')
# FIXME: factor out into a function
for i, arg in enumerate(args):
name, info, tp_type, elt = arg
ctype, gtype, marshaller, pointer = info
if marshaller == 'BOXED':
self.b(' g_value_get_boxed (args->values + %d),' % i)
elif gtype == 'G_TYPE_STRING':
self.b(' g_value_get_string (args->values + %d),' % i)
elif gtype == 'G_TYPE_UCHAR':
self.b(' g_value_get_uchar (args->values + %d),' % i)
elif gtype == 'G_TYPE_BOOLEAN':
self.b(' g_value_get_boolean (args->values + %d),' % i)
elif gtype == 'G_TYPE_UINT':
self.b(' g_value_get_uint (args->values + %d),' % i)
elif gtype == 'G_TYPE_INT':
self.b(' g_value_get_int (args->values + %d),' % i)
elif gtype == 'G_TYPE_UINT64':
self.b(' g_value_get_uint64 (args->values + %d),' % i)
elif gtype == 'G_TYPE_INT64':
self.b(' g_value_get_int64 (args->values + %d),' % i)
elif gtype == 'G_TYPE_DOUBLE':
self.b(' g_value_get_double (args->values + %d),' % i)
else:
assert False, "Don't know how to get %s from a GValue" % gtype
self.b(' user_data,')
self.b(' weak_object);')
self.b('')
if len(args) > 0:
self.b(' g_value_array_free (args);')
else:
self.b(' if (args != NULL)')
self.b(' g_value_array_free (args);')
self.b('')
self.b(' g_object_unref (tpproxy);')
self.b('}')
# Example:
#
# TpProxySignalConnection *
# tp_cli_connection_connect_to_new_channel
# (TpConnection *proxy,
# tp_cli_connection_signal_callback_new_channel callback,
# gpointer user_data,
# GDestroyNotify destroy);
#
# destroy is invoked when the signal becomes disconnected. This
# is either because the signal has been disconnected explicitly
# by the user, because the TpProxy has become invalid and
# emitted the 'invalidated' signal, or because the weakly referenced
# object has gone away.
self.b('/**')
self.b(' * %s_%s_connect_to_%s:' %
(self.prefix_lc, iface_lc, member_lc))
self.b(' * @proxy: %s' % self.proxy_doc)
self.b(' * @callback: Callback to be called when the signal is')
self.b(' * received')
self.b(' * @user_data: User-supplied data for the callback')
self.b(' * @destroy: Destructor for the user-supplied data, which')
self.b(' * will be called when this signal is disconnected, or')
self.b(' * before this function returns %NULL')
self.b(' * @weak_object: A #GObject which will be weakly referenced; ')
self.b(' * if it is destroyed, this callback will automatically be')
self.b(' * disconnected')
self.b(' * @error: If not %NULL, used to raise an error if %NULL is')
self.b(' * returned')
self.b(' *')
self.b(' * Connect a handler to the signal %s.' % member)
self.b(' *')
self.b(' * %s' % xml_escape(get_docstring(signal) or '(Undocumented)'))
self.b(' *')
self.b(' * Returns: a #TpProxySignalConnection containing all of the')
self.b(' * above, which can be used to disconnect the signal; or')
self.b(' * %NULL if the proxy does not have the desired interface')
self.b(' * or has become invalid.')
self.b(' */')
self.h('TpProxySignalConnection *%s_%s_connect_to_%s (%sproxy,' %
(self.prefix_lc, iface_lc, member_lc, self.proxy_arg))
self.h(' %s callback,' % callback_name)
self.h(' gpointer user_data,')
self.h(' GDestroyNotify destroy,')
self.h(' GObject *weak_object,')
self.h(' GError **error);')
self.b('TpProxySignalConnection *')
self.b('%s_%s_connect_to_%s (%sproxy,' %
(self.prefix_lc, iface_lc, member_lc, self.proxy_arg))
self.b(' %s callback,' % callback_name)
self.b(' gpointer user_data,')
self.b(' GDestroyNotify destroy,')
self.b(' GObject *weak_object,')
self.b(' GError **error)')
self.b('{')
self.b(' GType expected_types[%d] = {' % (len(args) + 1))
for arg in args:
name, info, tp_type, elt = arg
ctype, gtype, marshaller, pointer = info
self.b(' %s,' % gtype)
self.b(' G_TYPE_INVALID };')
self.b('')
self.b(' g_return_val_if_fail (%s (proxy), NULL);' %
self.proxy_assert)
self.b(' g_return_val_if_fail (callback != NULL, NULL);')
self.b('')
self.b(
' return tp_proxy_signal_connection_v0_new ((TpProxy *) proxy,')
self.b(' %s, \"%s\",' % (self.get_iface_quark(), member))
self.b(' expected_types,')
if args:
self.b(' G_CALLBACK (%s),' % collect_name)
else:
self.b(' NULL, /* no args => no collector function */')
self.b(' %s,' % invoke_name)
self.b(' G_CALLBACK (callback), user_data, destroy,')
self.b(' weak_object, error);')
self.b('}')
self.b('')
self.h('')
def do_method(self, iface, method):
iface_lc = iface.lower()
member = method.getAttribute('name')
member_lc = camelcase_to_lower(member)
member_uc = member_lc.upper()
in_count = 0
ret_count = 0
in_args = []
out_args = []
for arg in method.getElementsByTagName('arg'):
name = arg.getAttribute('name')
direction = arg.getAttribute('direction')
type = arg.getAttribute('type')
tp_type = arg.getAttribute('tp:type')
if direction != 'out':
if not name:
name = 'in%u' % in_count
in_count += 1
else:
name = 'in_%s' % name
else:
if not name:
name = 'out%u' % ret_count
ret_count += 1
else:
name = 'out_%s' % name
info = type_to_gtype(type)
if direction != 'out':
in_args.append((name, info, tp_type, arg))
else:
out_args.append((name, info, tp_type, arg))
# Async reply callback type
# Example:
# void (*tp_cli_properties_interface_callback_for_get_properties)
# (TpProxy *proxy,
# const GPtrArray *out0,
# const GError *error,
# gpointer user_data,
# GObject *weak_object);
self.b('/**')
self.b(' * %s_%s_callback_for_%s:' %
(self.prefix_lc, iface_lc, member_lc))
self.b(' * @proxy: the proxy on which the call was made')
for arg in out_args:
name, info, tp_type, elt = arg
ctype, gtype, marshaller, pointer = info
self.b(' * @%s: Used to return an \'out\' argument if @error is '
'%%NULL: %s' %
(name, xml_escape(get_docstring(elt) or '(Undocumented)')))
self.b(' * @error: %NULL on success, or an error on failure')
self.b(' * @user_data: user-supplied data')
self.b(' * @weak_object: user-supplied object')
self.b(' *')
self.b(' * Signature of the callback called when a %s method call' %
member)
self.b(' * succeeds or fails.')
self.b(' */')
callback_name = '%s_%s_callback_for_%s' % (self.prefix_lc, iface_lc,
member_lc)
self.h('typedef void (*%s) (%sproxy,' %
(callback_name, self.proxy_cls))
for arg in out_args:
name, info, tp_type, elt = arg
ctype, gtype, marshaller, pointer = info
const = pointer and 'const ' or ''
self.h(' %s%s%s,' % (const, ctype, name))
self.h(' const GError *error, gpointer user_data,')
self.h(' GObject *weak_object);')
self.h('')
# Async callback implementation
invoke_callback = '_%s_%s_invoke_callback_%s' % (self.prefix_lc,
iface_lc, member_lc)
collect_callback = '_%s_%s_collect_callback_%s' % (self.prefix_lc,
iface_lc, member_lc)
# The callback called by dbus-glib; this ends the call and collects
# the results into a GValueArray.
self.b('static void')
self.b('%s (DBusGProxy *proxy,' % collect_callback)
self.b(' DBusGProxyCall *call,')
self.b(' gpointer user_data)')
self.b('{')
self.b(' GError *error = NULL;')
if len(out_args) > 0:
self.b(' GValueArray *args;')
self.b(' GValue blank = { 0 };')
self.b(' guint i;')
for arg in out_args:
name, info, tp_type, elt = arg
ctype, gtype, marshaller, pointer = info
# "We handle variants specially; the caller is expected to
# have already allocated storage for them". Thanks,
# dbus-glib...
if gtype == 'G_TYPE_VALUE':
self.b(' GValue *%s = g_new0 (GValue, 1);' % name)
else:
self.b(' %s%s;' % (ctype, name))
self.b('')
self.b(' dbus_g_proxy_end_call (proxy, call, &error,')
for arg in out_args:
name, info, tp_type, elt = arg
ctype, gtype, marshaller, pointer = info
if gtype == 'G_TYPE_VALUE':
self.b(' %s, %s,' % (gtype, name))
else:
self.b(' %s, &%s,' % (gtype, name))
self.b(' G_TYPE_INVALID);')
if len(out_args) == 0:
self.b(' tp_proxy_pending_call_v0_take_results (user_data, error,'
'NULL);')
else:
self.b('')
self.b(' if (error != NULL)')
self.b(' {')
self.b(
' tp_proxy_pending_call_v0_take_results (user_data, error,'
)
self.b(' NULL);')
for arg in out_args:
name, info, tp_type, elt = arg
ctype, gtype, marshaller, pointer = info
if gtype == 'G_TYPE_VALUE':
self.b(' g_free (%s);' % name)
self.b(' return;')
self.b(' }')
self.b('')
self.b(' args = g_value_array_new (%d);' % len(out_args))
self.b(' g_value_init (&blank, G_TYPE_INT);')
self.b('')
self.b(' for (i = 0; i < %d; i++)' % len(out_args))
self.b(' g_value_array_append (args, &blank);')
for i, arg in enumerate(out_args):
name, info, tp_type, elt = arg
ctype, gtype, marshaller, pointer = info
self.b('')
self.b(' g_value_unset (args->values + %d);' % i)
self.b(' g_value_init (args->values + %d, %s);' % (i, gtype))
if gtype == 'G_TYPE_STRING':
self.b(' g_value_take_string (args->values + %d, %s);' %
(i, name))
elif marshaller == 'BOXED':
self.b(' g_value_take_boxed (args->values + %d, %s);' %
(i, name))
elif gtype == 'G_TYPE_UCHAR':
self.b(' g_value_set_uchar (args->values + %d, %s);' %
(i, name))
elif gtype == 'G_TYPE_BOOLEAN':
self.b(' g_value_set_boolean (args->values + %d, %s);' %
(i, name))
elif gtype == 'G_TYPE_INT':
self.b(' g_value_set_int (args->values + %d, %s);' %
(i, name))
elif gtype == 'G_TYPE_UINT':
self.b(' g_value_set_uint (args->values + %d, %s);' %
(i, name))
elif gtype == 'G_TYPE_INT64':
self.b(' g_value_set_int (args->values + %d, %s);' %
(i, name))
elif gtype == 'G_TYPE_UINT64':
self.b(' g_value_set_uint (args->values + %d, %s);' %
(i, name))
elif gtype == 'G_TYPE_DOUBLE':
self.b(' g_value_set_double (args->values + %d, %s);' %
(i, name))
else:
assert False, ("Don't know how to put %s in a GValue" %
gtype)
self.b(' tp_proxy_pending_call_v0_take_results (user_data, '
'NULL, args);')
self.b('}')
self.b('static void')
self.b('%s (TpProxy *self,' % invoke_callback)
self.b(' GError *error,')
self.b(' GValueArray *args,')
self.b(' GCallback generic_callback,')
self.b(' gpointer user_data,')
self.b(' GObject *weak_object)')
self.b('{')
self.b(' %s callback = (%s) generic_callback;' %
(callback_name, callback_name))
self.b('')
self.b(' if (error != NULL)')
self.b(' {')
self.b(' callback ((%s) self,' % self.proxy_cls)
for arg in out_args:
name, info, tp_type, elt = arg
ctype, gtype, marshaller, pointer = info
if marshaller == 'BOXED' or pointer:
self.b(' NULL,')
elif gtype == 'G_TYPE_DOUBLE':
self.b(' 0.0,')
else:
self.b(' 0,')
self.b(' error, user_data, weak_object);')
self.b(' g_error_free (error);')
self.b(' return;')
self.b(' }')
self.b(' callback ((%s) self,' % self.proxy_cls)
# FIXME: factor out into a function
for i, arg in enumerate(out_args):
name, info, tp_type, elt = arg
ctype, gtype, marshaller, pointer = info
if marshaller == 'BOXED':
self.b(' g_value_get_boxed (args->values + %d),' % i)
elif gtype == 'G_TYPE_STRING':
self.b(' g_value_get_string (args->values + %d),' % i)
elif gtype == 'G_TYPE_UCHAR':
self.b(' g_value_get_uchar (args->values + %d),' % i)
elif gtype == 'G_TYPE_BOOLEAN':
self.b(' g_value_get_boolean (args->values + %d),' % i)
elif gtype == 'G_TYPE_UINT':
self.b(' g_value_get_uint (args->values + %d),' % i)
elif gtype == 'G_TYPE_INT':
self.b(' g_value_get_int (args->values + %d),' % i)
elif gtype == 'G_TYPE_UINT64':
self.b(' g_value_get_uint64 (args->values + %d),' % i)
elif gtype == 'G_TYPE_INT64':
self.b(' g_value_get_int64 (args->values + %d),' % i)
elif gtype == 'G_TYPE_DOUBLE':
self.b(' g_value_get_double (args->values + %d),' % i)
else:
assert False, "Don't know how to get %s from a GValue" % gtype
self.b(' error, user_data, weak_object);')
self.b('')
if len(out_args) > 0:
self.b(' g_value_array_free (args);')
else:
self.b(' if (args != NULL)')
self.b(' g_value_array_free (args);')
self.b('}')
self.b('')
# Async stub
# Example:
# TpProxyPendingCall *
# tp_cli_properties_interface_call_get_properties
# (gpointer proxy,
# gint timeout_ms,
# const GArray *in_properties,
# tp_cli_properties_interface_callback_for_get_properties callback,
# gpointer user_data,
# GDestroyNotify *destructor);
self.h('TpProxyPendingCall *%s_%s_call_%s (%sproxy,' %
(self.prefix_lc, iface_lc, member_lc, self.proxy_arg))
self.h(' gint timeout_ms,')
self.b('/**')
self.b(' * %s_%s_call_%s:' % (self.prefix_lc, iface_lc, member_lc))
self.b(' * @proxy: the #TpProxy')
self.b(' * @timeout_ms: the timeout in milliseconds, or -1 to use the')
self.b(' * default')
for arg in in_args:
name, info, tp_type, elt = arg
ctype, gtype, marshaller, pointer = info
self.b(' * @%s: Used to pass an \'in\' argument: %s' %
(name, xml_escape(get_docstring(elt) or '(Undocumented)')))
self.b(' * @callback: called when the method call succeeds or fails')
self.b(' * @user_data: user-supplied data passed to the callback')
self.b(' * @destroy: called with the user_data as argument, after the')
self.b(' * call has succeeded, failed or been cancelled')
self.b(' * @weak_object: A #GObject which will be weakly referenced; ')
self.b(' * if it is destroyed, this callback will automatically be')
self.b(' * disconnected')
self.b(' *')
self.b(' * Start a %s method call.' % member)
self.b(' *')
self.b(' * %s' % xml_escape(get_docstring(method) or '(Undocumented)'))
self.b(' *')
self.b(' * Returns: a #TpProxyPendingCall representing the call in')
self.b(' * progress. It is borrowed from the object, and will become')
self.b(' * invalid when the callback is called, the call is')
self.b(' * cancelled or the #TpProxy becomes invalid.')
self.b(' */')
self.b('TpProxyPendingCall *\n%s_%s_call_%s (%sproxy,' %
(self.prefix_lc, iface_lc, member_lc, self.proxy_arg))
self.b(' gint timeout_ms,')
for arg in in_args:
name, info, tp_type, elt = arg
ctype, gtype, marshaller, pointer = info
const = pointer and 'const ' or ''
self.h(' %s%s%s,' % (const, ctype, name))
self.b(' %s%s%s,' % (const, ctype, name))
self.h(' %s callback,' % callback_name)
self.h(' gpointer user_data,')
self.h(' GDestroyNotify destroy,')
self.h(' GObject *weak_object);')
self.h('')
self.b(' %s callback,' % callback_name)
self.b(' gpointer user_data,')
self.b(' GDestroyNotify destroy,')
self.b(' GObject *weak_object)')
self.b('{')
self.b(' GError *error = NULL;')
self.b(' GQuark interface = %s;' % self.get_iface_quark())
self.b(' DBusGProxy *iface;')
self.b('')
self.b(' g_return_val_if_fail (%s (proxy), NULL);' %
self.proxy_assert)
self.b('')
self.b(' iface = tp_proxy_borrow_interface_by_id (')
self.b(' (TpProxy *) proxy,')
self.b(' interface, &error);')
self.b('')
self.b(' if (iface == NULL)')
self.b(' {')
self.b(' if (callback != NULL)')
self.b(' callback (proxy,')
for arg in out_args:
name, info, tp_type, elt = arg
ctype, gtype, marshaller, pointer = info
if pointer:
self.b(' NULL,')
else:
self.b(' 0,')
self.b(' error, user_data, weak_object);')
self.b(' return NULL;')
self.b(' }')
self.b('')
self.b(' if (callback == NULL)')
self.b(' {')
self.b(' dbus_g_proxy_call_no_reply (iface, "%s",' % member)
for arg in in_args:
name, info, tp_type, elt = arg
ctype, gtype, marshaller, pointer = info
const = pointer and 'const ' or ''
self.b(' %s, %s,' % (gtype, name))
self.b(' G_TYPE_INVALID);')
self.b(' return NULL;')
self.b(' }')
self.b(' else')
self.b(' {')
self.b(' TpProxyPendingCall *data;')
self.b('')
self.b(' data = tp_proxy_pending_call_v0_new ((TpProxy *) proxy,')
self.b(' interface, "%s", iface,' % member)
self.b(' %s,' % invoke_callback)
self.b(' G_CALLBACK (callback), user_data, destroy,')
self.b(' weak_object, FALSE);')
self.b(' tp_proxy_pending_call_v0_take_pending_call (data,')
self.b(' dbus_g_proxy_begin_call_with_timeout (iface,')
self.b(' "%s",' % member)
self.b(' %s,' % collect_callback)
self.b(' data,')
self.b(' tp_proxy_pending_call_v0_completed,')
self.b(' timeout_ms,')
for arg in in_args:
name, info, tp_type, elt = arg
ctype, gtype, marshaller, pointer = info
const = pointer and 'const ' or ''
self.b(' %s, %s,' % (gtype, name))
self.b(' G_TYPE_INVALID));')
self.b('')
self.b(' return data;')
self.b(' }')
self.b('}')
self.b('')
# Reentrant blocking calls
# Example:
# gboolean tp_cli_properties_interface_run_get_properties
# (gpointer proxy,
# gint timeout_ms,
# const GArray *in_properties,
# GPtrArray **out0,
# GError **error,
# GMainLoop **loop);
self.b('typedef struct {')
self.b(' GMainLoop *loop;')
self.b(' GError **error;')
for arg in out_args:
name, info, tp_type, elt = arg
ctype, gtype, marshaller, pointer = info
self.b(' %s*%s;' % (ctype, name))
self.b(' gboolean success:1;')
self.b(' gboolean completed:1;')
self.b('} _%s_%s_run_state_%s;' %
(self.prefix_lc, iface_lc, member_lc))
reentrant_invoke = '_%s_%s_finish_running_%s' % (self.prefix_lc,
iface_lc, member_lc)
self.b('static void')
self.b('%s (TpProxy *self,' % reentrant_invoke)
self.b(' GError *error,')
self.b(' GValueArray *args,')
self.b(' GCallback unused,')
self.b(' gpointer user_data,')
self.b(' GObject *unused2)')
self.b('{')
self.b(' _%s_%s_run_state_%s *state = user_data;' %
(self.prefix_lc, iface_lc, member_lc))
self.b('')
self.b(' state->success = (error == NULL);')
self.b(' state->completed = TRUE;')
self.b(' g_main_loop_quit (state->loop);')
self.b('')
self.b(' if (error != NULL)')
self.b(' {')
self.b(' if (state->error != NULL)')
self.b(' *state->error = error;')
self.b(' else')
self.b(' g_error_free (error);')
self.b('')
self.b(' return;')
self.b(' }')
self.b('')
for i, arg in enumerate(out_args):
name, info, tp_type, elt = arg
ctype, gtype, marshaller, pointer = info
self.b(' if (state->%s != NULL)' % name)
if marshaller == 'BOXED':
self.b(' *state->%s = g_value_dup_boxed ('
'args->values + %d);' % (name, i))
elif marshaller == 'STRING':
self.b(' *state->%s = g_value_dup_string '
'(args->values + %d);' % (name, i))
elif marshaller in ('UCHAR', 'BOOLEAN', 'INT', 'UINT', 'INT64',
'UINT64', 'DOUBLE'):
self.b(' *state->%s = g_value_get_%s (args->values + %d);' %
(name, marshaller.lower(), i))
else:
assert False, "Don't know how to copy %s" % gtype
self.b('')
if len(out_args) > 0:
self.b(' g_value_array_free (args);')
else:
self.b(' if (args != NULL)')
self.b(' g_value_array_free (args);')
self.b('}')
self.b('')
self.h('gboolean %s_%s_run_%s (%sproxy,' %
(self.prefix_lc, iface_lc, member_lc, self.proxy_arg))
self.h(' gint timeout_ms,')
self.b('/**')
self.b(' * %s_%s_run_%s:' % (self.prefix_lc, iface_lc, member_lc))
self.b(' * @proxy: %s' % self.proxy_doc)
self.b(' * @timeout_ms: Timeout in milliseconds, or -1 for default')
for arg in in_args:
name, info, tp_type, elt = arg
ctype, gtype, marshaller, pointer = info
self.b(' * @%s: Used to pass an \'in\' argument: %s' %
(name, xml_escape(get_docstring(elt) or '(Undocumented)')))
for arg in out_args:
name, info, tp_type, elt = arg
ctype, gtype, marshaller, pointer = info
self.b(' * @%s: Used to return an \'out\' argument if %%TRUE is '
'returned: %s' %
(name, xml_escape(get_docstring(elt) or '(Undocumented)')))
self.b(' * @error: If not %NULL, used to return errors if %FALSE ')
self.b(' * is returned')
self.b(' * @loop: If not %NULL, set before re-entering ')
self.b(' * the main loop, to point to a #GMainLoop ')
self.b(' * which can be used to cancel this call with ')
self.b(' * g_main_loop_quit(), causing a return of ')
self.b(' * %FALSE with @error set to %TP_DBUS_ERROR_CANCELLED')
self.b(' *')
self.b(' * Call the method %s and run the main loop' % member)
self.b(' * until it returns. Before calling this method, you must')
self.b(' * add a reference to any borrowed objects you need to keep,')
self.b(' * and generally ensure that everything is in a consistent')
self.b(' * state.')
self.b(' *')
self.b(' * %s' % xml_escape(get_docstring(method) or '(Undocumented)'))
self.b(' *')
self.b(' * Returns: TRUE on success, FALSE and sets @error on error')
self.b(' */')
self.b('gboolean\n%s_%s_run_%s (%sproxy,' %
(self.prefix_lc, iface_lc, member_lc, self.proxy_arg))
self.b(' gint timeout_ms,')
for arg in in_args:
name, info, tp_type, elt = arg
ctype, gtype, marshaller, pointer = info
const = pointer and 'const ' or ''
self.h(' %s%s%s,' % (const, ctype, name))
self.b(' %s%s%s,' % (const, ctype, name))
for arg in out_args:
name, info, tp_type, elt = arg
ctype, gtype, marshaller, pointer = info
self.h(' %s*%s,' % (ctype, name))
self.b(' %s*%s,' % (ctype, name))
self.h(' GError **error,')
self.h(' GMainLoop **loop);')
self.h('')
self.b(' GError **error,')
self.b(' GMainLoop **loop)')
self.b('{')
self.b(' DBusGProxy *iface;')
self.b(' GQuark interface = %s;' % self.get_iface_quark())
self.b(' TpProxyPendingCall *pc;')
self.b(' _%s_%s_run_state_%s state = {' %
(self.prefix_lc, iface_lc, member_lc))
self.b(' NULL /* loop */, error,')
for arg in out_args:
name, info, tp_type, elt = arg
self.b(' %s,' % name)
self.b(' FALSE /* completed */, FALSE /* success */ };')
self.b('')
self.b(' g_return_val_if_fail (%s (proxy), FALSE);' %
self.proxy_assert)
self.b('')
self.b(' iface = tp_proxy_borrow_interface_by_id')
self.b(' ((TpProxy *) proxy, interface, error);')
self.b('')
self.b(' if (iface == NULL)')
self.b(' return FALSE;')
self.b('')
self.b(' state.loop = g_main_loop_new (NULL, FALSE);')
self.b('')
self.b(' pc = tp_proxy_pending_call_v0_new ((TpProxy *) proxy,')
self.b(' interface, "%s", iface,' % member)
self.b(' %s,' % reentrant_invoke)
self.b(' NULL, &state, NULL, NULL, TRUE);')
self.b('')
self.b(' if (loop != NULL)')
self.b(' *loop = state.loop;')
self.b('')
self.b(' tp_proxy_pending_call_v0_take_pending_call (pc,')
self.b(' dbus_g_proxy_begin_call_with_timeout (iface,')
self.b(' "%s",' % member)
self.b(' %s,' % collect_callback)
self.b(' pc,')
self.b(' tp_proxy_pending_call_v0_completed,')
self.b(' timeout_ms,')
for arg in in_args:
name, info, tp_type, elt = arg
ctype, gtype, marshaller, pointer = info
const = pointer and 'const ' or ''
self.b(' %s, %s,' % (gtype, name))
self.b(' G_TYPE_INVALID));')
self.b('')
self.b(' if (!state.completed)')
self.b(' g_main_loop_run (state.loop);')
self.b('')
self.b(' if (!state.completed)')
self.b(' tp_proxy_pending_call_cancel (pc);')
self.b('')
self.b(' if (loop != NULL)')
self.b(' *loop = NULL;')
self.b('')
self.b(' g_main_loop_unref (state.loop);')
self.b('')
self.b(' return state.success;')
self.b('}')
self.b('')
# leave a gap for the end of the method
self.b('')
self.h('')
def do_signal(self, signal):
assert self.node_name_mixed is not None
in_base_init = []
# for signal: Thing::StuffHappened (s, u)
# we want to emit:
# void tp_svc_thing_emit_stuff_happened (gpointer instance,
# const char *arg0, guint arg1);
dbus_name = signal.getAttribute('name')
stub_name = (self.prefix_ + self.node_name_lc + '_emit_' +
camelcase_to_lower(dbus_name))
const_name = self.get_signal_const_entry(signal)
# Gather arguments
args = []
for i in signal.getElementsByTagName('arg'):
name = i.getAttribute('name')
dtype = i.getAttribute('type')
tp_type = i.getAttribute('tp:type')
if name:
name = 'arg_' + name
else:
name = 'arg' + str(len(args))
ctype, gtype, marshaller, pointer = type_to_gtype(dtype)
if pointer:
ctype = 'const ' + ctype
struct = (ctype, name, gtype)
args.append(struct)
tmp = (['gpointer instance'] +
[ctype + name for (ctype, name, gtype) in args])
self.h(('void %s (' % stub_name) + (',\n '.join(tmp)) + ');')
# FIXME: emit docs
self.b('/**')
self.b(' * %s:' % stub_name)
self.b(' * @instance: The object implementing this interface')
for (ctype, name, gtype) in args:
self.b(' * @%s: %s (FIXME, generate documentation)'
% (name, ctype))
self.b(' *')
self.b(' * Type-safe wrapper around g_signal_emit to emit the')
self.b(' * %s signal on interface %s.'
% (dbus_name, self.iface_name))
self.b(' */')
self.b('void')
self.b(('%s (' % stub_name) + (',\n '.join(tmp)) + ')')
self.b('{')
self.b(' g_assert (instance != NULL);')
self.b(' g_assert (G_TYPE_CHECK_INSTANCE_TYPE (instance, %s));'
% (self.current_gtype))
tmp = (['instance', '%s_signals[%s]' % (self.node_name_lc, const_name),
'0'] + [name for (ctype, name, gtype) in args])
self.b(' g_signal_emit (' + ',\n '.join(tmp) + ');')
self.b('}')
self.b('')
in_base_init.append(' %s_signals[%s] ='
% (self.node_name_lc, const_name))
in_base_init.append(' g_signal_new ("%s",'
% (dbus_gutils_wincaps_to_uscore(dbus_name).replace('_', '-')))
in_base_init.append(' G_OBJECT_CLASS_TYPE (klass),')
in_base_init.append(' G_SIGNAL_RUN_LAST|G_SIGNAL_DETAILED,')
in_base_init.append(' 0,')
in_base_init.append(' NULL, NULL,')
in_base_init.append(' %s,'
% signal_to_marshal_name(signal, self.signal_marshal_prefix))
in_base_init.append(' G_TYPE_NONE,')
tmp = ['%d' % len(args)] + [gtype for (ctype, name, gtype) in args]
in_base_init.append(' %s);' % ',\n '.join(tmp))
in_base_init.append('')
return in_base_init
def do_method(self, method):
assert self.node_name_mixed is not None
in_class = []
# Examples refer to Thing.DoStuff (su) -> ii
# DoStuff
dbus_method_name = method.getAttribute('name')
# do_stuff
class_member_name = camelcase_to_lower(dbus_method_name)
# void tp_svc_thing_do_stuff (TpSvcThing *, const char *, guint,
# DBusGMethodInvocation *);
stub_name = (self.prefix_ + self.node_name_lc + '_' +
class_member_name)
# typedef void (*tp_svc_thing_do_stuff_impl) (TpSvcThing *,
# const char *, guint, DBusGMethodInvocation);
impl_name = stub_name + '_impl'
# void tp_svc_thing_return_from_do_stuff (DBusGMethodInvocation *,
# gint, gint);
ret_name = (self.prefix_ + self.node_name_lc + '_return_from_' +
class_member_name)
# Gather arguments
in_args = []
out_args = []
for i in method.getElementsByTagName('arg'):
name = i.getAttribute('name')
direction = i.getAttribute('direction') or 'in'
dtype = i.getAttribute('type')
assert direction in ('in', 'out')
if name:
name = direction + '_' + name
elif direction == 'in':
name = direction + str(len(in_args))
else:
name = direction + str(len(out_args))
ctype, gtype, marshaller, pointer = type_to_gtype(dtype)
if pointer:
ctype = 'const ' + ctype
struct = (ctype, name)
if direction == 'in':
in_args.append(struct)
else:
out_args.append(struct)
# Implementation type declaration (in header, docs in body)
self.b('/**')
self.b(' * %s:' % impl_name)
self.b(' * @self: The object implementing this interface')
for (ctype, name) in in_args:
self.b(' * @%s: %s (FIXME, generate documentation)'
% (name, ctype))
self.b(' * @context: Used to return values or throw an error')
self.b(' *')
self.b(' * The signature of an implementation of the D-Bus method')
self.b(' * %s on interface %s.' % (dbus_method_name, self.iface_name))
self.b(' */')
self.h('typedef void (*%s) (%s%s *self,'
% (impl_name, self.Prefix, self.node_name_mixed))
for (ctype, name) in in_args:
self.h(' %s%s,' % (ctype, name))
self.h(' DBusGMethodInvocation *context);')
# Class member (in class definition)
in_class.append(' %s %s;' % (impl_name, class_member_name))
# Stub definition (in body only - it's static)
self.b('static void')
self.b('%s (%s%s *self,'
% (stub_name, self.Prefix, self.node_name_mixed))
for (ctype, name) in in_args:
self.b(' %s%s,' % (ctype, name))
self.b(' DBusGMethodInvocation *context)')
self.b('{')
self.b(' %s impl = (%s%s_GET_CLASS (self)->%s);'
% (impl_name, self.PREFIX_, self.node_name_uc, class_member_name))
self.b('')
self.b(' if (impl != NULL)')
tmp = ['self'] + [name for (ctype, name) in in_args] + ['context']
self.b(' {')
self.b(' (impl) (%s);' % ',\n '.join(tmp))
self.b(' }')
self.b(' else')
self.b(' {')
if self.not_implemented_func:
self.b(' %s (context);' % self.not_implemented_func)
else:
self.b(' GError e = { DBUS_GERROR, ')
self.b(' DBUS_GERROR_UNKNOWN_METHOD,')
self.b(' "Method not implemented" };')
self.b('')
self.b(' dbus_g_method_return_error (context, &e);')
self.b(' }')
self.b('}')
self.b('')
# Implementation registration (in both header and body)
self.h('void %s%s_implement_%s (%s%sClass *klass, %s impl);'
% (self.prefix_, self.node_name_lc, class_member_name,
self.Prefix, self.node_name_mixed, impl_name))
self.b('/**')
self.b(' * %s%s_implement_%s:'
% (self.prefix_, self.node_name_lc, class_member_name))
self.b(' * @klass: A class whose instances implement this interface')
self.b(' * @impl: A callback used to implement the %s D-Bus method'
% dbus_method_name)
self.b(' *')
self.b(' * Register an implementation for the %s method in the vtable'
% dbus_method_name)
self.b(' * of an implementation of this interface. To be called from')
self.b(' * the interface init function.')
self.b(' */')
self.b('void')
self.b('%s%s_implement_%s (%s%sClass *klass, %s impl)'
% (self.prefix_, self.node_name_lc, class_member_name,
self.Prefix, self.node_name_mixed, impl_name))
self.b('{')
self.b(' klass->%s = impl;' % class_member_name)
self.b('}')
self.b('')
# Return convenience function (static inline, in header)
self.h('/**')
self.h(' * %s:' % ret_name)
self.h(' * @context: The D-Bus method invocation context')
for (ctype, name) in out_args:
self.h(' * @%s: %s (FIXME, generate documentation)'
% (name, ctype))
self.h(' *')
self.h(' * Return successfully by calling dbus_g_method_return().')
self.h(' * This inline function exists only to provide type-safety.')
self.h(' */')
tmp = (['DBusGMethodInvocation *context'] +
[ctype + name for (ctype, name) in out_args])
self.h('static inline')
self.h('/* this comment is to stop gtkdoc realising this is static */')
self.h(('void %s (' % ret_name) + (',\n '.join(tmp)) + ');')
self.h('static inline void')
self.h(('%s (' % ret_name) + (',\n '.join(tmp)) + ')')
self.h('{')
tmp = ['context'] + [name for (ctype, name) in out_args]
self.h(' dbus_g_method_return (' + ',\n '.join(tmp) + ');')
self.h('}')
self.h('')
return in_class
def get_method_impl_names(self, method):
dbus_method_name = method.getAttribute('name')
class_member_name = camelcase_to_lower(dbus_method_name)
stub_name = (self.prefix_ + self.node_name_lc + '_' +
class_member_name)
return (stub_name + '_impl', class_member_name)
def do_signal(self, iface, signal):
iface_lc = iface.lower()
member = signal.getAttribute('name')
member_lc = camelcase_to_lower(member)
member_uc = member_lc.upper()
arg_count = 0
args = []
out_args = []
for arg in signal.getElementsByTagName('arg'):
name = arg.getAttribute('name')
type = arg.getAttribute('type')
tp_type = arg.getAttribute('tp:type')
if not name:
name = 'arg%u' % arg_count
arg_count += 1
else:
name = 'arg_%s' % name
info = type_to_gtype(type)
args.append((name, info, tp_type, arg))
callback_name = ('%s_%s_signal_callback_%s'
% (self.prefix_lc, iface_lc, member_lc))
collect_name = ('_%s_%s_collect_args_of_%s'
% (self.prefix_lc, iface_lc, member_lc))
invoke_name = ('_%s_%s_invoke_callback_for_%s'
% (self.prefix_lc, iface_lc, member_lc))
# Example:
#
# typedef void (*tp_cli_connection_signal_callback_new_channel)
# (TpConnection *proxy, const gchar *arg_object_path,
# const gchar *arg_channel_type, guint arg_handle_type,
# guint arg_handle, gboolean arg_suppress_handler,
# gpointer user_data, GObject *weak_object);
self.b('/**')
self.b(' * %s:' % callback_name)
self.b(' * @proxy: The proxy on which %s_%s_connect_to_%s ()'
% (self.prefix_lc, iface_lc, member_lc))
self.b(' * was called')
for arg in args:
name, info, tp_type, elt = arg
ctype, gtype, marshaller, pointer = info
self.b(' * @%s: %s' % (name,
xml_escape(get_docstring(elt) or '(Undocumented)')))
self.b(' * @user_data: User-supplied data')
self.b(' * @weak_object: User-supplied weakly referenced object')
self.b(' *')
self.b(' * Represents the signature of a callback for the signal %s.'
% member)
self.b(' */')
self.h('typedef void (*%s) (%sproxy,'
% (callback_name, self.proxy_cls))
for arg in args:
name, info, tp_type, elt = arg
ctype, gtype, marshaller, pointer = info
const = pointer and 'const ' or ''
self.h(' %s%s%s,' % (const, ctype, name))
self.h(' gpointer user_data, GObject *weak_object);')
if args:
self.b('static void')
self.b('%s (DBusGProxy *proxy,' % collect_name)
for arg in args:
name, info, tp_type, elt = arg
ctype, gtype, marshaller, pointer = info
const = pointer and 'const ' or ''
self.b(' %s%s%s,' % (const, ctype, name))
self.b(' TpProxySignalConnection *sc)')
self.b('{')
self.b(' GValueArray *args = g_value_array_new (%d);' % len(args))
self.b(' GValue blank = { 0 };')
self.b(' guint i;')
self.b('')
self.b(' g_value_init (&blank, G_TYPE_INT);')
self.b('')
self.b(' for (i = 0; i < %d; i++)' % len(args))
self.b(' g_value_array_append (args, &blank);')
self.b('')
for i, arg in enumerate(args):
name, info, tp_type, elt = arg
ctype, gtype, marshaller, pointer = info
self.b(' g_value_unset (args->values + %d);' % i)
self.b(' g_value_init (args->values + %d, %s);' % (i, gtype))
if gtype == 'G_TYPE_STRING':
self.b(' g_value_set_string (args->values + %d, %s);'
% (i, name))
elif marshaller == 'BOXED':
self.b(' g_value_set_boxed (args->values + %d, %s);'
% (i, name))
elif gtype == 'G_TYPE_UCHAR':
self.b(' g_value_set_uchar (args->values + %d, %s);'
% (i, name))
elif gtype == 'G_TYPE_BOOLEAN':
self.b(' g_value_set_boolean (args->values + %d, %s);'
% (i, name))
elif gtype == 'G_TYPE_INT':
self.b(' g_value_set_int (args->values + %d, %s);'
% (i, name))
elif gtype == 'G_TYPE_UINT':
self.b(' g_value_set_uint (args->values + %d, %s);'
% (i, name))
elif gtype == 'G_TYPE_INT64':
self.b(' g_value_set_int (args->values + %d, %s);'
% (i, name))
elif gtype == 'G_TYPE_UINT64':
self.b(' g_value_set_uint (args->values + %d, %s);'
% (i, name))
elif gtype == 'G_TYPE_DOUBLE':
self.b(' g_value_set_double (args->values + %d, %s);'
% (i, name))
else:
assert False, ("Don't know how to put %s in a GValue"
% gtype)
self.b('')
self.b(' tp_proxy_signal_connection_v0_take_results (sc, args);')
self.b('}')
self.b('static void')
self.b('%s (TpProxy *tpproxy,' % invoke_name)
self.b(' GError *error,')
self.b(' GValueArray *args,')
self.b(' GCallback generic_callback,')
self.b(' gpointer user_data,')
self.b(' GObject *weak_object)')
self.b('{')
self.b(' %s callback =' % callback_name)
self.b(' (%s) generic_callback;' % callback_name)
self.b('')
self.b(' if (callback != NULL)')
self.b(' callback (g_object_ref (tpproxy),')
# FIXME: factor out into a function
for i, arg in enumerate(args):
name, info, tp_type, elt = arg
ctype, gtype, marshaller, pointer = info
if marshaller == 'BOXED':
self.b(' g_value_get_boxed (args->values + %d),' % i)
elif gtype == 'G_TYPE_STRING':
self.b(' g_value_get_string (args->values + %d),' % i)
elif gtype == 'G_TYPE_UCHAR':
self.b(' g_value_get_uchar (args->values + %d),' % i)
elif gtype == 'G_TYPE_BOOLEAN':
self.b(' g_value_get_boolean (args->values + %d),' % i)
elif gtype == 'G_TYPE_UINT':
self.b(' g_value_get_uint (args->values + %d),' % i)
elif gtype == 'G_TYPE_INT':
self.b(' g_value_get_int (args->values + %d),' % i)
elif gtype == 'G_TYPE_UINT64':
self.b(' g_value_get_uint64 (args->values + %d),' % i)
elif gtype == 'G_TYPE_INT64':
self.b(' g_value_get_int64 (args->values + %d),' % i)
elif gtype == 'G_TYPE_DOUBLE':
self.b(' g_value_get_double (args->values + %d),' % i)
else:
assert False, "Don't know how to get %s from a GValue" % gtype
self.b(' user_data,')
self.b(' weak_object);')
self.b('')
if len(args) > 0:
self.b(' g_value_array_free (args);')
else:
self.b(' if (args != NULL)')
self.b(' g_value_array_free (args);')
self.b('')
self.b(' g_object_unref (tpproxy);')
self.b('}')
# Example:
#
# TpProxySignalConnection *
# tp_cli_connection_connect_to_new_channel
# (TpConnection *proxy,
# tp_cli_connection_signal_callback_new_channel callback,
# gpointer user_data,
# GDestroyNotify destroy);
#
# destroy is invoked when the signal becomes disconnected. This
# is either because the signal has been disconnected explicitly
# by the user, because the TpProxy has become invalid and
# emitted the 'invalidated' signal, or because the weakly referenced
# object has gone away.
self.b('/**')
self.b(' * %s_%s_connect_to_%s:'
% (self.prefix_lc, iface_lc, member_lc))
self.b(' * @proxy: %s' % self.proxy_doc)
self.b(' * @callback: Callback to be called when the signal is')
self.b(' * received')
self.b(' * @user_data: User-supplied data for the callback')
self.b(' * @destroy: Destructor for the user-supplied data, which')
self.b(' * will be called when this signal is disconnected, or')
self.b(' * before this function returns %NULL')
self.b(' * @weak_object: A #GObject which will be weakly referenced; ')
self.b(' * if it is destroyed, this callback will automatically be')
self.b(' * disconnected')
self.b(' * @error: If not %NULL, used to raise an error if %NULL is')
self.b(' * returned')
self.b(' *')
self.b(' * Connect a handler to the signal %s.' % member)
self.b(' *')
self.b(' * %s' % xml_escape(get_docstring(signal) or '(Undocumented)'))
self.b(' *')
self.b(' * Returns: a #TpProxySignalConnection containing all of the')
self.b(' * above, which can be used to disconnect the signal; or')
self.b(' * %NULL if the proxy does not have the desired interface')
self.b(' * or has become invalid.')
self.b(' */')
self.h('TpProxySignalConnection *%s_%s_connect_to_%s (%sproxy,'
% (self.prefix_lc, iface_lc, member_lc, self.proxy_arg))
self.h(' %s callback,' % callback_name)
self.h(' gpointer user_data,')
self.h(' GDestroyNotify destroy,')
self.h(' GObject *weak_object,')
self.h(' GError **error);')
self.b('TpProxySignalConnection *')
self.b('%s_%s_connect_to_%s (%sproxy,'
% (self.prefix_lc, iface_lc, member_lc, self.proxy_arg))
self.b(' %s callback,' % callback_name)
self.b(' gpointer user_data,')
self.b(' GDestroyNotify destroy,')
self.b(' GObject *weak_object,')
self.b(' GError **error)')
self.b('{')
self.b(' GType expected_types[%d] = {' % (len(args) + 1))
for arg in args:
name, info, tp_type, elt = arg
ctype, gtype, marshaller, pointer = info
self.b(' %s,' % gtype)
self.b(' G_TYPE_INVALID };')
self.b('')
self.b(' g_return_val_if_fail (%s (proxy), NULL);'
% self.proxy_assert)
self.b(' g_return_val_if_fail (callback != NULL, NULL);')
self.b('')
self.b(' return tp_proxy_signal_connection_v0_new ((TpProxy *) proxy,')
self.b(' %s, \"%s\",' % (self.get_iface_quark(), member))
self.b(' expected_types,')
if args:
self.b(' G_CALLBACK (%s),' % collect_name)
else:
self.b(' NULL, /* no args => no collector function */')
self.b(' %s,' % invoke_name)
self.b(' G_CALLBACK (callback), user_data, destroy,')
self.b(' weak_object, error);')
self.b('}')
self.b('')
self.h('')
def do_method(self, iface, method):
iface_lc = iface.lower()
member = method.getAttribute('name')
member_lc = camelcase_to_lower(member)
member_uc = member_lc.upper()
in_count = 0
ret_count = 0
in_args = []
out_args = []
for arg in method.getElementsByTagName('arg'):
name = arg.getAttribute('name')
direction = arg.getAttribute('direction')
type = arg.getAttribute('type')
tp_type = arg.getAttribute('tp:type')
if direction != 'out':
if not name:
name = 'in%u' % in_count
in_count += 1
else:
name = 'in_%s' % name
else:
if not name:
name = 'out%u' % ret_count
ret_count += 1
else:
name = 'out_%s' % name
info = type_to_gtype(type)
if direction != 'out':
in_args.append((name, info, tp_type, arg))
else:
out_args.append((name, info, tp_type, arg))
# Async reply callback type
# Example:
# void (*tp_cli_properties_interface_callback_for_get_properties)
# (TpProxy *proxy,
# const GPtrArray *out0,
# const GError *error,
# gpointer user_data,
# GObject *weak_object);
self.b('/**')
self.b(' * %s_%s_callback_for_%s:'
% (self.prefix_lc, iface_lc, member_lc))
self.b(' * @proxy: the proxy on which the call was made')
for arg in out_args:
name, info, tp_type, elt = arg
ctype, gtype, marshaller, pointer = info
self.b(' * @%s: Used to return an \'out\' argument if @error is '
'%%NULL: %s'
% (name, xml_escape(get_docstring(elt) or '(Undocumented)')))
self.b(' * @error: %NULL on success, or an error on failure')
self.b(' * @user_data: user-supplied data')
self.b(' * @weak_object: user-supplied object')
self.b(' *')
self.b(' * Signature of the callback called when a %s method call'
% member)
self.b(' * succeeds or fails.')
self.b(' */')
callback_name = '%s_%s_callback_for_%s' % (self.prefix_lc, iface_lc,
member_lc)
self.h('typedef void (*%s) (%sproxy,'
% (callback_name, self.proxy_cls))
for arg in out_args:
name, info, tp_type, elt = arg
ctype, gtype, marshaller, pointer = info
const = pointer and 'const ' or ''
self.h(' %s%s%s,' % (const, ctype, name))
self.h(' const GError *error, gpointer user_data,')
self.h(' GObject *weak_object);')
self.h('')
# Async callback implementation
invoke_callback = '_%s_%s_invoke_callback_%s' % (self.prefix_lc,
iface_lc,
member_lc)
collect_callback = '_%s_%s_collect_callback_%s' % (self.prefix_lc,
iface_lc,
member_lc)
# The callback called by dbus-glib; this ends the call and collects
# the results into a GValueArray.
self.b('static void')
self.b('%s (DBusGProxy *proxy,' % collect_callback)
self.b(' DBusGProxyCall *call,')
self.b(' gpointer user_data)')
self.b('{')
self.b(' GError *error = NULL;')
if len(out_args) > 0:
self.b(' GValueArray *args;')
self.b(' GValue blank = { 0 };')
self.b(' guint i;')
for arg in out_args:
name, info, tp_type, elt = arg
ctype, gtype, marshaller, pointer = info
# "We handle variants specially; the caller is expected to
# have already allocated storage for them". Thanks,
# dbus-glib...
if gtype == 'G_TYPE_VALUE':
self.b(' GValue *%s = g_new0 (GValue, 1);' % name)
else:
self.b(' %s%s;' % (ctype, name))
self.b('')
self.b(' dbus_g_proxy_end_call (proxy, call, &error,')
for arg in out_args:
name, info, tp_type, elt = arg
ctype, gtype, marshaller, pointer = info
if gtype == 'G_TYPE_VALUE':
self.b(' %s, %s,' % (gtype, name))
else:
self.b(' %s, &%s,' % (gtype, name))
self.b(' G_TYPE_INVALID);')
if len(out_args) == 0:
self.b(' tp_proxy_pending_call_v0_take_results (user_data, error,'
'NULL);')
else:
self.b('')
self.b(' if (error != NULL)')
self.b(' {')
self.b(' tp_proxy_pending_call_v0_take_results (user_data, error,')
self.b(' NULL);')
for arg in out_args:
name, info, tp_type, elt = arg
ctype, gtype, marshaller, pointer = info
if gtype == 'G_TYPE_VALUE':
self.b(' g_free (%s);' % name)
self.b(' return;')
self.b(' }')
self.b('')
self.b(' args = g_value_array_new (%d);' % len(out_args))
self.b(' g_value_init (&blank, G_TYPE_INT);')
self.b('')
self.b(' for (i = 0; i < %d; i++)' % len(out_args))
self.b(' g_value_array_append (args, &blank);')
for i, arg in enumerate(out_args):
name, info, tp_type, elt = arg
ctype, gtype, marshaller, pointer = info
self.b('')
self.b(' g_value_unset (args->values + %d);' % i)
self.b(' g_value_init (args->values + %d, %s);' % (i, gtype))
if gtype == 'G_TYPE_STRING':
self.b(' g_value_take_string (args->values + %d, %s);'
% (i, name))
elif marshaller == 'BOXED':
self.b(' g_value_take_boxed (args->values + %d, %s);'
% (i, name))
elif gtype == 'G_TYPE_UCHAR':
self.b(' g_value_set_uchar (args->values + %d, %s);'
% (i, name))
elif gtype == 'G_TYPE_BOOLEAN':
self.b(' g_value_set_boolean (args->values + %d, %s);'
% (i, name))
elif gtype == 'G_TYPE_INT':
self.b(' g_value_set_int (args->values + %d, %s);'
% (i, name))
elif gtype == 'G_TYPE_UINT':
self.b(' g_value_set_uint (args->values + %d, %s);'
% (i, name))
elif gtype == 'G_TYPE_INT64':
self.b(' g_value_set_int (args->values + %d, %s);'
% (i, name))
elif gtype == 'G_TYPE_UINT64':
self.b(' g_value_set_uint (args->values + %d, %s);'
% (i, name))
elif gtype == 'G_TYPE_DOUBLE':
self.b(' g_value_set_double (args->values + %d, %s);'
% (i, name))
else:
assert False, ("Don't know how to put %s in a GValue"
% gtype)
self.b(' tp_proxy_pending_call_v0_take_results (user_data, '
'NULL, args);')
self.b('}')
self.b('static void')
self.b('%s (TpProxy *self,' % invoke_callback)
self.b(' GError *error,')
self.b(' GValueArray *args,')
self.b(' GCallback generic_callback,')
self.b(' gpointer user_data,')
self.b(' GObject *weak_object)')
self.b('{')
self.b(' %s callback = (%s) generic_callback;'
% (callback_name, callback_name))
self.b('')
self.b(' if (error != NULL)')
self.b(' {')
self.b(' callback ((%s) self,' % self.proxy_cls)
for arg in out_args:
name, info, tp_type, elt = arg
ctype, gtype, marshaller, pointer = info
if marshaller == 'BOXED' or pointer:
self.b(' NULL,')
elif gtype == 'G_TYPE_DOUBLE':
self.b(' 0.0,')
else:
self.b(' 0,')
self.b(' error, user_data, weak_object);')
self.b(' g_error_free (error);')
self.b(' return;')
self.b(' }')
self.b(' callback ((%s) self,' % self.proxy_cls)
# FIXME: factor out into a function
for i, arg in enumerate(out_args):
name, info, tp_type, elt = arg
ctype, gtype, marshaller, pointer = info
if marshaller == 'BOXED':
self.b(' g_value_get_boxed (args->values + %d),' % i)
elif gtype == 'G_TYPE_STRING':
self.b(' g_value_get_string (args->values + %d),' % i)
elif gtype == 'G_TYPE_UCHAR':
self.b(' g_value_get_uchar (args->values + %d),' % i)
elif gtype == 'G_TYPE_BOOLEAN':
self.b(' g_value_get_boolean (args->values + %d),' % i)
elif gtype == 'G_TYPE_UINT':
self.b(' g_value_get_uint (args->values + %d),' % i)
elif gtype == 'G_TYPE_INT':
self.b(' g_value_get_int (args->values + %d),' % i)
elif gtype == 'G_TYPE_UINT64':
self.b(' g_value_get_uint64 (args->values + %d),' % i)
elif gtype == 'G_TYPE_INT64':
self.b(' g_value_get_int64 (args->values + %d),' % i)
elif gtype == 'G_TYPE_DOUBLE':
self.b(' g_value_get_double (args->values + %d),' % i)
else:
assert False, "Don't know how to get %s from a GValue" % gtype
self.b(' error, user_data, weak_object);')
self.b('')
if len(out_args) > 0:
self.b(' g_value_array_free (args);')
else:
self.b(' if (args != NULL)')
self.b(' g_value_array_free (args);')
self.b('}')
self.b('')
# Async stub
# Example:
# TpProxyPendingCall *
# tp_cli_properties_interface_call_get_properties
# (gpointer proxy,
# gint timeout_ms,
# const GArray *in_properties,
# tp_cli_properties_interface_callback_for_get_properties callback,
# gpointer user_data,
# GDestroyNotify *destructor);
self.h('TpProxyPendingCall *%s_%s_call_%s (%sproxy,'
% (self.prefix_lc, iface_lc, member_lc, self.proxy_arg))
self.h(' gint timeout_ms,')
self.b('/**')
self.b(' * %s_%s_call_%s:'
% (self.prefix_lc, iface_lc, member_lc))
self.b(' * @proxy: the #TpProxy')
self.b(' * @timeout_ms: the timeout in milliseconds, or -1 to use the')
self.b(' * default')
for arg in in_args:
name, info, tp_type, elt = arg
ctype, gtype, marshaller, pointer = info
self.b(' * @%s: Used to pass an \'in\' argument: %s'
% (name, xml_escape(get_docstring(elt) or '(Undocumented)')))
self.b(' * @callback: called when the method call succeeds or fails')
self.b(' * @user_data: user-supplied data passed to the callback')
self.b(' * @destroy: called with the user_data as argument, after the')
self.b(' * call has succeeded, failed or been cancelled')
self.b(' * @weak_object: A #GObject which will be weakly referenced; ')
self.b(' * if it is destroyed, this callback will automatically be')
self.b(' * disconnected')
self.b(' *')
self.b(' * Start a %s method call.' % member)
self.b(' *')
self.b(' * %s' % xml_escape(get_docstring(method) or '(Undocumented)'))
self.b(' *')
self.b(' * Returns: a #TpProxyPendingCall representing the call in')
self.b(' * progress. It is borrowed from the object, and will become')
self.b(' * invalid when the callback is called, the call is')
self.b(' * cancelled or the #TpProxy becomes invalid.')
self.b(' */')
self.b('TpProxyPendingCall *\n%s_%s_call_%s (%sproxy,'
% (self.prefix_lc, iface_lc, member_lc, self.proxy_arg))
self.b(' gint timeout_ms,')
for arg in in_args:
name, info, tp_type, elt = arg
ctype, gtype, marshaller, pointer = info
const = pointer and 'const ' or ''
self.h(' %s%s%s,' % (const, ctype, name))
self.b(' %s%s%s,' % (const, ctype, name))
self.h(' %s callback,' % callback_name)
self.h(' gpointer user_data,')
self.h(' GDestroyNotify destroy,')
self.h(' GObject *weak_object);')
self.h('')
self.b(' %s callback,' % callback_name)
self.b(' gpointer user_data,')
self.b(' GDestroyNotify destroy,')
self.b(' GObject *weak_object)')
self.b('{')
self.b(' GError *error = NULL;')
self.b(' GQuark interface = %s;' % self.get_iface_quark())
self.b(' DBusGProxy *iface;')
self.b('')
self.b(' g_return_val_if_fail (%s (proxy), NULL);'
% self.proxy_assert)
self.b('')
self.b(' iface = tp_proxy_borrow_interface_by_id (')
self.b(' (TpProxy *) proxy,')
self.b(' interface, &error);')
self.b('')
self.b(' if (iface == NULL)')
self.b(' {')
self.b(' if (callback != NULL)')
self.b(' callback (proxy,')
for arg in out_args:
name, info, tp_type, elt = arg
ctype, gtype, marshaller, pointer = info
if pointer:
self.b(' NULL,')
else:
self.b(' 0,')
self.b(' error, user_data, weak_object);')
self.b(' return NULL;')
self.b(' }')
self.b('')
self.b(' if (callback == NULL)')
self.b(' {')
self.b(' dbus_g_proxy_call_no_reply (iface, "%s",' % member)
for arg in in_args:
name, info, tp_type, elt = arg
ctype, gtype, marshaller, pointer = info
const = pointer and 'const ' or ''
self.b(' %s, %s,' % (gtype, name))
self.b(' G_TYPE_INVALID);')
self.b(' return NULL;')
self.b(' }')
self.b(' else')
self.b(' {')
self.b(' TpProxyPendingCall *data;')
self.b('')
self.b(' data = tp_proxy_pending_call_v0_new ((TpProxy *) proxy,')
self.b(' interface, "%s", iface,' % member)
self.b(' %s,' % invoke_callback)
self.b(' G_CALLBACK (callback), user_data, destroy,')
self.b(' weak_object, FALSE);')
self.b(' tp_proxy_pending_call_v0_take_pending_call (data,')
self.b(' dbus_g_proxy_begin_call_with_timeout (iface,')
self.b(' "%s",' % member)
self.b(' %s,' % collect_callback)
self.b(' data,')
self.b(' tp_proxy_pending_call_v0_completed,')
self.b(' timeout_ms,')
for arg in in_args:
name, info, tp_type, elt = arg
ctype, gtype, marshaller, pointer = info
const = pointer and 'const ' or ''
self.b(' %s, %s,' % (gtype, name))
self.b(' G_TYPE_INVALID));')
self.b('')
self.b(' return data;')
self.b(' }')
self.b('}')
self.b('')
# Reentrant blocking calls
# Example:
# gboolean tp_cli_properties_interface_run_get_properties
# (gpointer proxy,
# gint timeout_ms,
# const GArray *in_properties,
# GPtrArray **out0,
# GError **error,
# GMainLoop **loop);
self.b('typedef struct {')
self.b(' GMainLoop *loop;')
self.b(' GError **error;')
for arg in out_args:
name, info, tp_type, elt = arg
ctype, gtype, marshaller, pointer = info
self.b(' %s*%s;' % (ctype, name))
self.b(' gboolean success:1;')
self.b(' gboolean completed:1;')
self.b('} _%s_%s_run_state_%s;'
% (self.prefix_lc, iface_lc, member_lc))
reentrant_invoke = '_%s_%s_finish_running_%s' % (self.prefix_lc,
iface_lc,
member_lc)
self.b('static void')
self.b('%s (TpProxy *self,' % reentrant_invoke)
self.b(' GError *error,')
self.b(' GValueArray *args,')
self.b(' GCallback unused,')
self.b(' gpointer user_data,')
self.b(' GObject *unused2)')
self.b('{')
self.b(' _%s_%s_run_state_%s *state = user_data;'
% (self.prefix_lc, iface_lc, member_lc))
self.b('')
self.b(' state->success = (error == NULL);')
self.b(' state->completed = TRUE;')
self.b(' g_main_loop_quit (state->loop);')
self.b('')
self.b(' if (error != NULL)')
self.b(' {')
self.b(' if (state->error != NULL)')
self.b(' *state->error = error;')
self.b(' else')
self.b(' g_error_free (error);')
self.b('')
self.b(' return;')
self.b(' }')
self.b('')
for i, arg in enumerate(out_args):
name, info, tp_type, elt = arg
ctype, gtype, marshaller, pointer = info
self.b(' if (state->%s != NULL)' % name)
if marshaller == 'BOXED':
self.b(' *state->%s = g_value_dup_boxed ('
'args->values + %d);' % (name, i))
elif marshaller == 'STRING':
self.b(' *state->%s = g_value_dup_string '
'(args->values + %d);' % (name, i))
elif marshaller in ('UCHAR', 'BOOLEAN', 'INT', 'UINT',
'INT64', 'UINT64', 'DOUBLE'):
self.b(' *state->%s = g_value_get_%s (args->values + %d);'
% (name, marshaller.lower(), i))
else:
assert False, "Don't know how to copy %s" % gtype
self.b('')
if len(out_args) > 0:
self.b(' g_value_array_free (args);')
else:
self.b(' if (args != NULL)')
self.b(' g_value_array_free (args);')
self.b('}')
self.b('')
self.h('gboolean %s_%s_run_%s (%sproxy,'
% (self.prefix_lc, iface_lc, member_lc, self.proxy_arg))
self.h(' gint timeout_ms,')
self.b('/**')
self.b(' * %s_%s_run_%s:' % (self.prefix_lc, iface_lc, member_lc))
self.b(' * @proxy: %s' % self.proxy_doc)
self.b(' * @timeout_ms: Timeout in milliseconds, or -1 for default')
for arg in in_args:
name, info, tp_type, elt = arg
ctype, gtype, marshaller, pointer = info
self.b(' * @%s: Used to pass an \'in\' argument: %s'
% (name, xml_escape(get_docstring(elt) or '(Undocumented)')))
for arg in out_args:
name, info, tp_type, elt = arg
ctype, gtype, marshaller, pointer = info
self.b(' * @%s: Used to return an \'out\' argument if %%TRUE is '
'returned: %s'
% (name, xml_escape(get_docstring(elt) or '(Undocumented)')))
self.b(' * @error: If not %NULL, used to return errors if %FALSE ')
self.b(' * is returned')
self.b(' * @loop: If not %NULL, set before re-entering ')
self.b(' * the main loop, to point to a #GMainLoop ')
self.b(' * which can be used to cancel this call with ')
self.b(' * g_main_loop_quit(), causing a return of ')
self.b(' * %FALSE with @error set to %TP_DBUS_ERROR_CANCELLED')
self.b(' *')
self.b(' * Call the method %s and run the main loop' % member)
self.b(' * until it returns. Before calling this method, you must')
self.b(' * add a reference to any borrowed objects you need to keep,')
self.b(' * and generally ensure that everything is in a consistent')
self.b(' * state.')
self.b(' *')
self.b(' * %s' % xml_escape(get_docstring(method) or '(Undocumented)'))
self.b(' *')
self.b(' * Returns: TRUE on success, FALSE and sets @error on error')
self.b(' */')
self.b('gboolean\n%s_%s_run_%s (%sproxy,'
% (self.prefix_lc, iface_lc, member_lc, self.proxy_arg))
self.b(' gint timeout_ms,')
for arg in in_args:
name, info, tp_type, elt = arg
ctype, gtype, marshaller, pointer = info
const = pointer and 'const ' or ''
self.h(' %s%s%s,' % (const, ctype, name))
self.b(' %s%s%s,' % (const, ctype, name))
for arg in out_args:
name, info, tp_type, elt = arg
ctype, gtype, marshaller, pointer = info
self.h(' %s*%s,' % (ctype, name))
self.b(' %s*%s,' % (ctype, name))
self.h(' GError **error,')
self.h(' GMainLoop **loop);')
self.h('')
self.b(' GError **error,')
self.b(' GMainLoop **loop)')
self.b('{')
self.b(' DBusGProxy *iface;')
self.b(' GQuark interface = %s;' % self.get_iface_quark())
self.b(' TpProxyPendingCall *pc;')
self.b(' _%s_%s_run_state_%s state = {'
% (self.prefix_lc, iface_lc, member_lc))
self.b(' NULL /* loop */, error,')
for arg in out_args:
name, info, tp_type, elt = arg
self.b(' %s,' % name)
self.b(' FALSE /* completed */, FALSE /* success */ };')
self.b('')
self.b(' g_return_val_if_fail (%s (proxy), FALSE);'
% self.proxy_assert)
self.b('')
self.b(' iface = tp_proxy_borrow_interface_by_id')
self.b(' ((TpProxy *) proxy, interface, error);')
self.b('')
self.b(' if (iface == NULL)')
self.b(' return FALSE;')
self.b('')
self.b(' state.loop = g_main_loop_new (NULL, FALSE);')
self.b('')
self.b(' pc = tp_proxy_pending_call_v0_new ((TpProxy *) proxy,')
self.b(' interface, "%s", iface,' % member)
self.b(' %s,' % reentrant_invoke)
self.b(' NULL, &state, NULL, NULL, TRUE);')
self.b('')
self.b(' if (loop != NULL)')
self.b(' *loop = state.loop;')
self.b('')
self.b(' tp_proxy_pending_call_v0_take_pending_call (pc,')
self.b(' dbus_g_proxy_begin_call_with_timeout (iface,')
self.b(' "%s",' % member)
self.b(' %s,' % collect_callback)
self.b(' pc,')
self.b(' tp_proxy_pending_call_v0_completed,')
self.b(' timeout_ms,')
for arg in in_args:
name, info, tp_type, elt = arg
ctype, gtype, marshaller, pointer = info
const = pointer and 'const ' or ''
self.b(' %s, %s,' % (gtype, name))
self.b(' G_TYPE_INVALID));')
self.b('')
self.b(' if (!state.completed)')
self.b(' g_main_loop_run (state.loop);')
self.b('')
self.b(' if (!state.completed)')
self.b(' tp_proxy_pending_call_cancel (pc);')
self.b('')
self.b(' if (loop != NULL)')
self.b(' *loop = NULL;')
self.b('')
self.b(' g_main_loop_unref (state.loop);')
self.b('')
self.b(' return state.success;')
self.b('}')
self.b('')
# leave a gap for the end of the method
self.b('')
self.h('')
def do_signal(self, signal):
assert self.node_name_mixed is not None
in_base_init = []
# for signal: Thing::StuffHappened (s, u)
# we want to emit:
# void tp_svc_thing_emit_stuff_happened (gpointer instance,
# const char *arg0, guint arg1);
dbus_name = signal.getAttribute('name')
stub_name = (self.prefix_ + self.node_name_lc + '_emit_' +
camelcase_to_lower(dbus_name))
const_name = self.get_signal_const_entry(signal)
# Gather arguments
args = []
for i in signal.getElementsByTagName('arg'):
name = i.getAttribute('name')
dtype = i.getAttribute('type')
tp_type = i.getAttribute('tp:type')
if name:
name = 'arg_' + name
else:
name = 'arg' + str(len(args))
ctype, gtype, marshaller, pointer = type_to_gtype(dtype)
if pointer:
ctype = 'const ' + ctype
struct = (ctype, name, gtype)
args.append(struct)
tmp = (['gpointer instance'] +
[ctype + name for (ctype, name, gtype) in args])
self.h(('void %s (' % stub_name) + (',\n '.join(tmp)) + ');')
# FIXME: emit docs
self.b('/**')
self.b(' * %s:' % stub_name)
self.b(' * @instance: The object implementing this interface')
for (ctype, name, gtype) in args:
self.b(' * @%s: %s (FIXME, generate documentation)'
% (name, ctype))
self.b(' *')
self.b(' * Type-safe wrapper around g_signal_emit to emit the')
self.b(' * %s signal on interface %s.'
% (dbus_name, self.iface_name))
self.b(' */')
self.b('void')
self.b(('%s (' % stub_name) + (',\n '.join(tmp)) + ')')
self.b('{')
self.b(' g_assert (instance != NULL);')
self.b(' g_assert (G_TYPE_CHECK_INSTANCE_TYPE (instance, %s));'
% (self.current_gtype))
tmp = (['instance', '%s_signals[%s]' % (self.node_name_lc, const_name),
'0'] + [name for (ctype, name, gtype) in args])
self.b(' g_signal_emit (' + ',\n '.join(tmp) + ');')
self.b('}')
self.b('')
in_base_init.append(' %s_signals[%s] ='
% (self.node_name_lc, const_name))
in_base_init.append(' g_signal_new ("%s",'
% (dbus_gutils_wincaps_to_uscore(dbus_name).replace('_', '-')))
in_base_init.append(' G_OBJECT_CLASS_TYPE (klass),')
in_base_init.append(' G_SIGNAL_RUN_LAST|G_SIGNAL_DETAILED,')
in_base_init.append(' 0,')
in_base_init.append(' NULL, NULL,')
in_base_init.append(' %s,'
% signal_to_marshal_name(signal, self.signal_marshal_prefix))
in_base_init.append(' G_TYPE_NONE,')
tmp = ['%d' % len(args)] + [gtype for (ctype, name, gtype) in args]
in_base_init.append(' %s);' % ',\n '.join(tmp))
in_base_init.append('')
return in_base_init
def do_method(self, method):
assert self.node_name_mixed is not None
in_class = []
# Examples refer to Thing.DoStuff (su) -> ii
# DoStuff
dbus_method_name = method.getAttribute('name')
# do_stuff
class_member_name = camelcase_to_lower(dbus_method_name)
# void tp_svc_thing_do_stuff (TpSvcThing *, const char *, guint,
# DBusGMethodInvocation *);
stub_name = (self.prefix_ + self.node_name_lc + '_' +
class_member_name)
# typedef void (*tp_svc_thing_do_stuff_impl) (TpSvcThing *,
# const char *, guint, DBusGMethodInvocation);
impl_name = stub_name + '_impl'
# void tp_svc_thing_return_from_do_stuff (DBusGMethodInvocation *,
# gint, gint);
ret_name = (self.prefix_ + self.node_name_lc + '_return_from_' +
class_member_name)
# Gather arguments
in_args = []
out_args = []
for i in method.getElementsByTagName('arg'):
name = i.getAttribute('name')
direction = i.getAttribute('direction') or 'in'
dtype = i.getAttribute('type')
assert direction in ('in', 'out')
if name:
name = direction + '_' + name
elif direction == 'in':
name = direction + str(len(in_args))
else:
name = direction + str(len(out_args))
ctype, gtype, marshaller, pointer = type_to_gtype(dtype)
if pointer:
ctype = 'const ' + ctype
struct = (ctype, name)
if direction == 'in':
in_args.append(struct)
else:
out_args.append(struct)
# Implementation type declaration (in header, docs in body)
self.b('/**')
self.b(' * %s:' % impl_name)
self.b(' * @self: The object implementing this interface')
for (ctype, name) in in_args:
self.b(' * @%s: %s (FIXME, generate documentation)'
% (name, ctype))
self.b(' * @context: Used to return values or throw an error')
self.b(' *')
self.b(' * The signature of an implementation of the D-Bus method')
self.b(' * %s on interface %s.' % (dbus_method_name, self.iface_name))
self.b(' */')
self.h('typedef void (*%s) (%s%s *self,'
% (impl_name, self.Prefix, self.node_name_mixed))
for (ctype, name) in in_args:
self.h(' %s%s,' % (ctype, name))
self.h(' DBusGMethodInvocation *context);')
# Class member (in class definition)
in_class.append(' %s %s;' % (impl_name, class_member_name))
# Stub definition (in body only - it's static)
self.b('static void')
self.b('%s (%s%s *self,'
% (stub_name, self.Prefix, self.node_name_mixed))
for (ctype, name) in in_args:
self.b(' %s%s,' % (ctype, name))
self.b(' DBusGMethodInvocation *context)')
self.b('{')
self.b(' %s impl = (%s%s_GET_CLASS (self)->%s);'
% (impl_name, self.PREFIX_, self.node_name_uc, class_member_name))
self.b('')
self.b(' if (impl != NULL)')
tmp = ['self'] + [name for (ctype, name) in in_args] + ['context']
self.b(' {')
self.b(' (impl) (%s);' % ',\n '.join(tmp))
self.b(' }')
self.b(' else')
self.b(' {')
if self.not_implemented_func:
self.b(' %s (context);' % self.not_implemented_func)
else:
self.b(' GError e = { DBUS_GERROR, ')
self.b(' DBUS_GERROR_UNKNOWN_METHOD,')
self.b(' "Method not implemented" };')
self.b('')
self.b(' dbus_g_method_return_error (context, &e);')
self.b(' }')
self.b('}')
self.b('')
# Implementation registration (in both header and body)
self.h('void %s%s_implement_%s (%s%sClass *klass, %s impl);'
% (self.prefix_, self.node_name_lc, class_member_name,
self.Prefix, self.node_name_mixed, impl_name))
self.b('/**')
self.b(' * %s%s_implement_%s:'
% (self.prefix_, self.node_name_lc, class_member_name))
self.b(' * @klass: A class whose instances implement this interface')
self.b(' * @impl: A callback used to implement the %s D-Bus method'
% dbus_method_name)
self.b(' *')
self.b(' * Register an implementation for the %s method in the vtable'
% dbus_method_name)
self.b(' * of an implementation of this interface. To be called from')
self.b(' * the interface init function.')
self.b(' */')
self.b('void')
self.b('%s%s_implement_%s (%s%sClass *klass, %s impl)'
% (self.prefix_, self.node_name_lc, class_member_name,
self.Prefix, self.node_name_mixed, impl_name))
self.b('{')
self.b(' klass->%s = impl;' % class_member_name)
self.b('}')
self.b('')
# Return convenience function (static inline, in header)
self.h('/**')
self.h(' * %s:' % ret_name)
self.h(' * @context: The D-Bus method invocation context')
for (ctype, name) in out_args:
self.h(' * @%s: %s (FIXME, generate documentation)'
% (name, ctype))
self.h(' *')
self.h(' * Return successfully by calling dbus_g_method_return().')
self.h(' * This inline function exists only to provide type-safety.')
self.h(' */')
tmp = (['DBusGMethodInvocation *context'] +
[ctype + name for (ctype, name) in out_args])
self.h('static inline')
self.h('/* this comment is to stop gtkdoc realising this is static */')
self.h(('void %s (' % ret_name) + (',\n '.join(tmp)) + ');')
self.h('static inline void')
self.h(('%s (' % ret_name) + (',\n '.join(tmp)) + ')')
self.h('{')
tmp = ['context'] + [name for (ctype, name) in out_args]
self.h(' dbus_g_method_return (' + ',\n '.join(tmp) + ');')
self.h('}')
self.h('')
return in_class
def get_method_impl_names(self, method):
dbus_method_name = method.getAttribute('name')
class_member_name = camelcase_to_lower(dbus_method_name)
stub_name = (self.prefix_ + self.node_name_lc + '_' +
class_member_name)
return (stub_name + '_impl', class_member_name)