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Diffstat (limited to 'trunk/daemon/gvfsjobqueryattributes.c')
| -rw-r--r-- | trunk/daemon/gvfsjobqueryattributes.c | 190 |
1 files changed, 190 insertions, 0 deletions
diff --git a/trunk/daemon/gvfsjobqueryattributes.c b/trunk/daemon/gvfsjobqueryattributes.c new file mode 100644 index 00000000..aeeeafe9 --- /dev/null +++ b/trunk/daemon/gvfsjobqueryattributes.c @@ -0,0 +1,190 @@ +/* GIO - GLib Input, Output and Streaming Library + * + * Copyright (C) 2006-2007 Red Hat, Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General + * Public License along with this library; if not, write to the + * Free Software Foundation, Inc., 59 Temple Place, Suite 330, + * Boston, MA 02111-1307, USA. + * + * Author: Alexander Larsson <alexl@redhat.com> + */ + +#include <config.h> + +#include <unistd.h> +#include <sys/types.h> +#include <sys/socket.h> +#include <sys/un.h> + +#include <glib.h> +#include <dbus/dbus.h> +#include <glib/gi18n.h> +#include "gvfsjobmove.h" +#include "gdbusutils.h" +#include "gvfsdaemonprotocol.h" +#include "gvfsjobqueryattributes.h" + +G_DEFINE_TYPE (GVfsJobQueryAttributes, g_vfs_job_query_attributes, G_VFS_TYPE_JOB_DBUS) + +static void run (GVfsJob *job); +static gboolean try (GVfsJob *job); +static DBusMessage *create_reply (GVfsJob *job, + DBusConnection *connection, + DBusMessage *message); + +static void +g_vfs_job_query_attributes_finalize (GObject *object) +{ + GVfsJobQueryAttributes *job; + + job = G_VFS_JOB_QUERY_ATTRIBUTES (object); + + g_free (job->filename); + if (job->list) + g_file_attribute_info_list_unref (job->list); + + if (G_OBJECT_CLASS (g_vfs_job_query_attributes_parent_class)->finalize) + (*G_OBJECT_CLASS (g_vfs_job_query_attributes_parent_class)->finalize) (object); +} + +static void +g_vfs_job_query_attributes_class_init (GVfsJobQueryAttributesClass *klass) +{ + GObjectClass *gobject_class = G_OBJECT_CLASS (klass); + GVfsJobClass *job_class = G_VFS_JOB_CLASS (klass); + GVfsJobDBusClass *job_dbus_class = G_VFS_JOB_DBUS_CLASS (klass); + + gobject_class->finalize = g_vfs_job_query_attributes_finalize; + job_class->run = run; + job_class->try = try; + job_dbus_class->create_reply = create_reply; +} + +static void +g_vfs_job_query_attributes_init (GVfsJobQueryAttributes *job) +{ +} + +GVfsJob * +g_vfs_job_query_attributes_new (DBusConnection *connection, + DBusMessage *message, + GVfsBackend *backend, + gboolean namespaces) +{ + GVfsJobQueryAttributes *job; + DBusMessage *reply; + DBusError derror; + const gchar *path = NULL; + gint path_len; + + dbus_error_init (&derror); + if (!dbus_message_get_args (message, &derror, + DBUS_TYPE_ARRAY, DBUS_TYPE_BYTE, + &path, &path_len, + 0)) + { + reply = dbus_message_new_error (message, + derror.name, + derror.message); + dbus_error_free (&derror); + + dbus_connection_send (connection, reply, NULL); + return NULL; + } + + job = g_object_new (G_VFS_TYPE_JOB_QUERY_ATTRIBUTES, + "message", message, + "connection", connection, + NULL); + + job->backend = backend; + job->filename = g_strndup (path, path_len); + job->namespaces = namespaces; + + return G_VFS_JOB (job); +} + +static void +run (GVfsJob *job) +{ + GVfsJobQueryAttributes *op_job = G_VFS_JOB_QUERY_ATTRIBUTES (job); + GVfsBackendClass *class = G_VFS_BACKEND_GET_CLASS (op_job->backend); + void (*cb) (GVfsBackend *backend, + GVfsJobQueryAttributes *job, + const char *filename); + + if (op_job->namespaces) + cb = class->query_writable_namespaces; + else + cb = class->query_settable_attributes; + + if (cb == NULL) + { + g_vfs_job_failed (job, G_IO_ERROR, G_IO_ERROR_NOT_SUPPORTED, + _("Operation not supported by backend")); + return; + } + + cb (op_job->backend, + op_job, + op_job->filename); +} + +static gboolean +try (GVfsJob *job) +{ + GVfsJobQueryAttributes *op_job = G_VFS_JOB_QUERY_ATTRIBUTES (job); + GVfsBackendClass *class = G_VFS_BACKEND_GET_CLASS (op_job->backend); + gboolean (*cb) (GVfsBackend *backend, + GVfsJobQueryAttributes *job, + const char *filename); + + if (op_job->namespaces) + cb = class->try_query_writable_namespaces; + else + cb = class->try_query_settable_attributes; + + if (cb == NULL) + return FALSE; + + return cb (op_job->backend, + op_job, + op_job->filename); +} + +void +g_vfs_job_query_attributes_set_list (GVfsJobQueryAttributes *job, + GFileAttributeInfoList *list) +{ + job->list = g_file_attribute_info_list_ref (list); +} + +/* Might be called on an i/o thread */ +static DBusMessage * +create_reply (GVfsJob *job, + DBusConnection *connection, + DBusMessage *message) +{ + GVfsJobQueryAttributes *op_job = G_VFS_JOB_QUERY_ATTRIBUTES (job); + DBusMessage *reply; + DBusMessageIter iter; + + reply = dbus_message_new_method_return (message); + + dbus_message_iter_init_append (reply, &iter); + _g_dbus_append_attribute_info_list (&iter, + op_job->list); + + return reply; +} |