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https://gitlab.gnome.org/GNOME/glib.git
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bac08a4b26
gio/tests/gdbus-example-subtree.c:76:1: error: missing initializer for field ‘padding’ of ‘GDBusInterfaceVTable’ {aka ‘const struct _GDBusInterfaceVTable’}
76 | };
| ^
gio/tests/gdbus-example-subtree.c:190:1: error: missing initializer for field ‘padding’ of ‘GDBusInterfaceVTable’ {aka ‘const struct _GDBusInterfaceVTable’}
190 | };
| ^
gio/tests/gdbus-example-subtree.c:228:1: error: missing initializer for field ‘get_property’ of ‘GDBusInterfaceVTable’ {aka ‘const struct _GDBusInterfaceVTable’}
228 | };
| ^
gio/tests/gdbus-example-subtree.c:325:1: error: missing initializer for field ‘padding’ of ‘GDBusSubtreeVTable’ {aka ‘const struct _GDBusSubtreeVTable’}
325 | };
| ^
403 lines
13 KiB
C
403 lines
13 KiB
C
#include <gio/gio.h>
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#include <stdlib.h>
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#include <string.h>
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/* ---------------------------------------------------------------------------------------------------- */
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static GDBusNodeInfo *introspection_data = NULL;
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static GDBusInterfaceInfo *manager_interface_info = NULL;
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static GDBusInterfaceInfo *block_interface_info = NULL;
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static GDBusInterfaceInfo *partition_interface_info = NULL;
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/* Introspection data for the service we are exporting */
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static const gchar introspection_xml[] =
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"<node>"
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" <interface name='org.gtk.GDBus.Example.Manager'>"
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" <method name='Hello'>"
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" <arg type='s' name='greeting' direction='in'/>"
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" <arg type='s' name='response' direction='out'/>"
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" </method>"
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" </interface>"
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" <interface name='org.gtk.GDBus.Example.Block'>"
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" <method name='Hello'>"
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" <arg type='s' name='greeting' direction='in'/>"
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" <arg type='s' name='response' direction='out'/>"
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" </method>"
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" <property type='i' name='Major' access='read'/>"
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" <property type='i' name='Minor' access='read'/>"
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" <property type='s' name='Notes' access='readwrite'/>"
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" </interface>"
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" <interface name='org.gtk.GDBus.Example.Partition'>"
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" <method name='Hello'>"
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" <arg type='s' name='greeting' direction='in'/>"
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" <arg type='s' name='response' direction='out'/>"
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" </method>"
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" <property type='i' name='PartitionNumber' access='read'/>"
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" <property type='s' name='Notes' access='readwrite'/>"
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" </interface>"
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"</node>";
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/* ---------------------------------------------------------------------------------------------------- */
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static void
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manager_method_call (GDBusConnection *connection,
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const gchar *sender,
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const gchar *object_path,
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const gchar *interface_name,
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const gchar *method_name,
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GVariant *parameters,
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GDBusMethodInvocation *invocation,
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gpointer user_data)
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{
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const gchar *greeting;
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gchar *response;
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g_assert_cmpstr (interface_name, ==, "org.gtk.GDBus.Example.Manager");
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g_assert_cmpstr (method_name, ==, "Hello");
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g_variant_get (parameters, "(&s)", &greeting);
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response = g_strdup_printf ("Method %s.%s with user_data '%s' on object path %s called with arg '%s'",
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interface_name,
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method_name,
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(const gchar *) user_data,
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object_path,
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greeting);
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g_dbus_method_invocation_return_value (invocation,
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g_variant_new ("(s)", response));
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g_free (response);
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}
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const GDBusInterfaceVTable manager_vtable =
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{
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manager_method_call,
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NULL, /* get_property */
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NULL, /* set_property */
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{ 0 }
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};
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/* ---------------------------------------------------------------------------------------------------- */
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static void
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block_method_call (GDBusConnection *connection,
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const gchar *sender,
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const gchar *object_path,
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const gchar *interface_name,
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const gchar *method_name,
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GVariant *parameters,
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GDBusMethodInvocation *invocation,
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gpointer user_data)
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{
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g_assert_cmpstr (interface_name, ==, "org.gtk.GDBus.Example.Block");
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if (g_strcmp0 (method_name, "Hello") == 0)
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{
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const gchar *greeting;
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gchar *response;
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g_variant_get (parameters, "(&s)", &greeting);
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response = g_strdup_printf ("Method %s.%s with user_data '%s' on object path %s called with arg '%s'",
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interface_name,
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method_name,
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(const gchar *) user_data,
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object_path,
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greeting);
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g_dbus_method_invocation_return_value (invocation,
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g_variant_new ("(s)", response));
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g_free (response);
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}
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else if (g_strcmp0 (method_name, "DoStuff") == 0)
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{
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g_dbus_method_invocation_return_dbus_error (invocation,
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"org.gtk.GDBus.TestSubtree.Error.Failed",
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"This method intentionally always fails");
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}
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else
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{
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g_assert_not_reached ();
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}
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}
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static GVariant *
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block_get_property (GDBusConnection *connection,
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const gchar *sender,
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const gchar *object_path,
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const gchar *interface_name,
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const gchar *property_name,
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GError **error,
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gpointer user_data)
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{
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GVariant *ret;
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const gchar *node;
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gint major;
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gint minor;
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node = strrchr (object_path, '/') + 1;
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if (g_str_has_prefix (node, "sda"))
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major = 8;
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else
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major = 9;
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if (strlen (node) == 4)
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minor = node[3] - '0';
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else
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minor = 0;
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ret = NULL;
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if (g_strcmp0 (property_name, "Major") == 0)
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{
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ret = g_variant_new_int32 (major);
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}
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else if (g_strcmp0 (property_name, "Minor") == 0)
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{
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ret = g_variant_new_int32 (minor);
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}
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else if (g_strcmp0 (property_name, "Notes") == 0)
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{
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g_set_error (error,
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G_IO_ERROR,
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G_IO_ERROR_FAILED,
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"Hello %s. I thought I said reading this property "
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"always results in an error. kthxbye",
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sender);
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}
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else
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{
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g_assert_not_reached ();
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}
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return ret;
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}
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static gboolean
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block_set_property (GDBusConnection *connection,
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const gchar *sender,
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const gchar *object_path,
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const gchar *interface_name,
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const gchar *property_name,
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GVariant *value,
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GError **error,
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gpointer user_data)
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{
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/* TODO */
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g_assert_not_reached ();
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}
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const GDBusInterfaceVTable block_vtable =
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{
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block_method_call,
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block_get_property,
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block_set_property,
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{ 0 }
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};
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/* ---------------------------------------------------------------------------------------------------- */
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static void
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partition_method_call (GDBusConnection *connection,
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const gchar *sender,
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const gchar *object_path,
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const gchar *interface_name,
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const gchar *method_name,
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GVariant *parameters,
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GDBusMethodInvocation *invocation,
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gpointer user_data)
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{
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const gchar *greeting;
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gchar *response;
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g_assert_cmpstr (interface_name, ==, "org.gtk.GDBus.Example.Partition");
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g_assert_cmpstr (method_name, ==, "Hello");
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g_variant_get (parameters, "(&s)", &greeting);
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response = g_strdup_printf ("Method %s.%s with user_data '%s' on object path %s called with arg '%s'",
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interface_name,
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method_name,
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(const gchar *) user_data,
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object_path,
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greeting);
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g_dbus_method_invocation_return_value (invocation,
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g_variant_new ("(s)", response));
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g_free (response);
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}
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const GDBusInterfaceVTable partition_vtable =
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{
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partition_method_call,
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NULL,
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NULL,
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{ 0 }
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};
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/* ---------------------------------------------------------------------------------------------------- */
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static gchar **
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subtree_enumerate (GDBusConnection *connection,
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const gchar *sender,
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const gchar *object_path,
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gpointer user_data)
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{
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gchar **nodes;
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GPtrArray *p;
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p = g_ptr_array_new ();
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g_ptr_array_add (p, g_strdup ("sda"));
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g_ptr_array_add (p, g_strdup ("sda1"));
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g_ptr_array_add (p, g_strdup ("sda2"));
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g_ptr_array_add (p, g_strdup ("sda3"));
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g_ptr_array_add (p, g_strdup ("sdb"));
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g_ptr_array_add (p, g_strdup ("sdb1"));
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g_ptr_array_add (p, g_strdup ("sdc"));
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g_ptr_array_add (p, g_strdup ("sdc1"));
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g_ptr_array_add (p, NULL);
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nodes = (gchar **) g_ptr_array_free (p, FALSE);
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return nodes;
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}
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static GDBusInterfaceInfo **
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subtree_introspect (GDBusConnection *connection,
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const gchar *sender,
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const gchar *object_path,
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const gchar *node,
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gpointer user_data)
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{
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GPtrArray *p;
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p = g_ptr_array_new ();
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if (node == NULL)
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{
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g_ptr_array_add (p, g_dbus_interface_info_ref (manager_interface_info));
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}
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else
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{
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g_ptr_array_add (p, g_dbus_interface_info_ref (block_interface_info));
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if (strlen (node) == 4)
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g_ptr_array_add (p,
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g_dbus_interface_info_ref (partition_interface_info));
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}
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g_ptr_array_add (p, NULL);
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return (GDBusInterfaceInfo **) g_ptr_array_free (p, FALSE);
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}
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static const GDBusInterfaceVTable *
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subtree_dispatch (GDBusConnection *connection,
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const gchar *sender,
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const gchar *object_path,
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const gchar *interface_name,
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const gchar *node,
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gpointer *out_user_data,
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gpointer user_data)
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{
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const GDBusInterfaceVTable *vtable_to_return;
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gpointer user_data_to_return;
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if (g_strcmp0 (interface_name, "org.gtk.GDBus.Example.Manager") == 0)
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{
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user_data_to_return = "The Root";
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vtable_to_return = &manager_vtable;
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}
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else
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{
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if (strlen (node) == 4)
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user_data_to_return = "A partition";
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else
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user_data_to_return = "A block device";
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if (g_strcmp0 (interface_name, "org.gtk.GDBus.Example.Block") == 0)
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vtable_to_return = &block_vtable;
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else if (g_strcmp0 (interface_name, "org.gtk.GDBus.Example.Partition") == 0)
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vtable_to_return = &partition_vtable;
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else
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g_assert_not_reached ();
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}
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*out_user_data = user_data_to_return;
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return vtable_to_return;
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}
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const GDBusSubtreeVTable subtree_vtable =
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{
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subtree_enumerate,
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subtree_introspect,
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subtree_dispatch,
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{ 0 }
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};
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/* ---------------------------------------------------------------------------------------------------- */
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static void
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on_bus_acquired (GDBusConnection *connection,
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const gchar *name,
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gpointer user_data)
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{
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guint registration_id;
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registration_id = g_dbus_connection_register_subtree (connection,
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"/org/gtk/GDBus/TestSubtree/Devices",
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&subtree_vtable,
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G_DBUS_SUBTREE_FLAGS_NONE,
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NULL, /* user_data */
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NULL, /* user_data_free_func */
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NULL); /* GError** */
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g_assert (registration_id > 0);
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}
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static void
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on_name_acquired (GDBusConnection *connection,
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const gchar *name,
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gpointer user_data)
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{
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}
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static void
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on_name_lost (GDBusConnection *connection,
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const gchar *name,
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gpointer user_data)
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{
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exit (1);
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}
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int
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main (int argc, char *argv[])
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{
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guint owner_id;
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GMainLoop *loop;
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/* We are lazy here - we don't want to manually provide
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* the introspection data structures - so we just build
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* them from XML.
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*/
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introspection_data = g_dbus_node_info_new_for_xml (introspection_xml, NULL);
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g_assert (introspection_data != NULL);
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manager_interface_info = g_dbus_node_info_lookup_interface (introspection_data, "org.gtk.GDBus.Example.Manager");
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block_interface_info = g_dbus_node_info_lookup_interface (introspection_data, "org.gtk.GDBus.Example.Block");
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partition_interface_info = g_dbus_node_info_lookup_interface (introspection_data, "org.gtk.GDBus.Example.Partition");
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g_assert (manager_interface_info != NULL);
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g_assert (block_interface_info != NULL);
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g_assert (partition_interface_info != NULL);
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owner_id = g_bus_own_name (G_BUS_TYPE_SESSION,
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"org.gtk.GDBus.TestSubtree",
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G_BUS_NAME_OWNER_FLAGS_NONE,
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on_bus_acquired,
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on_name_acquired,
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on_name_lost,
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NULL,
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NULL);
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loop = g_main_loop_new (NULL, FALSE);
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g_main_loop_run (loop);
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g_bus_unown_name (owner_id);
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g_dbus_node_info_unref (introspection_data);
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return 0;
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}
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