mirror of https://gitee.com/openkylin/gvfs.git
151 lines
4.4 KiB
C
151 lines
4.4 KiB
C
/* GIO - GLib Input, Output and Streaming Library
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*
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* Copyright (C) 2006-2007 Red Hat, Inc.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General
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* Public License along with this library; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*
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* Author: Alexander Larsson <alexl@redhat.com>
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*/
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#include <config.h>
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#include <unistd.h>
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#include <sys/types.h>
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#include <sys/socket.h>
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#include <sys/un.h>
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#include <glib.h>
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#include <glib/gi18n.h>
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#include "gvfsjobmakesymlink.h"
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#include "gvfsdaemonprotocol.h"
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G_DEFINE_TYPE (GVfsJobMakeSymlink, g_vfs_job_make_symlink, G_VFS_TYPE_JOB_DBUS)
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static void run (GVfsJob *job);
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static gboolean try (GVfsJob *job);
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static void create_reply (GVfsJob *job,
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GVfsDBusMount *object,
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GDBusMethodInvocation *invocation);
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static void
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g_vfs_job_make_symlink_finalize (GObject *object)
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{
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GVfsJobMakeSymlink *job;
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job = G_VFS_JOB_MAKE_SYMLINK (object);
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g_free (job->filename);
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g_free (job->symlink_value);
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if (G_OBJECT_CLASS (g_vfs_job_make_symlink_parent_class)->finalize)
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(*G_OBJECT_CLASS (g_vfs_job_make_symlink_parent_class)->finalize) (object);
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}
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static void
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g_vfs_job_make_symlink_class_init (GVfsJobMakeSymlinkClass *klass)
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{
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GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
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GVfsJobClass *job_class = G_VFS_JOB_CLASS (klass);
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GVfsJobDBusClass *job_dbus_class = G_VFS_JOB_DBUS_CLASS (klass);
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gobject_class->finalize = g_vfs_job_make_symlink_finalize;
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job_class->run = run;
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job_class->try = try;
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job_dbus_class->create_reply = create_reply;
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}
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static void
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g_vfs_job_make_symlink_init (GVfsJobMakeSymlink *job)
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{
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}
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gboolean
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g_vfs_job_make_symlink_new_handle (GVfsDBusMount *object,
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GDBusMethodInvocation *invocation,
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const gchar *arg_path_data,
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const gchar *arg_symlink_value,
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GVfsBackend *backend)
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{
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GVfsJobMakeSymlink *job;
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if (g_vfs_backend_invocation_first_handler (object, invocation, backend))
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return TRUE;
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job = g_object_new (G_VFS_TYPE_JOB_MAKE_SYMLINK,
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"object", object,
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"invocation", invocation,
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NULL);
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job->filename = g_strdup (arg_path_data);
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job->symlink_value = g_strdup (arg_symlink_value);
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job->backend = backend;
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g_vfs_job_source_new_job (G_VFS_JOB_SOURCE (backend), G_VFS_JOB (job));
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g_object_unref (job);
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return TRUE;
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}
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static void
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run (GVfsJob *job)
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{
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GVfsJobMakeSymlink *op_job = G_VFS_JOB_MAKE_SYMLINK (job);
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GVfsBackendClass *class = G_VFS_BACKEND_GET_CLASS (op_job->backend);
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if (class->make_symlink == NULL)
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{
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g_vfs_job_failed (job, G_IO_ERROR, G_IO_ERROR_NOT_SUPPORTED,
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_("Symlinks not supported by backend"));
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return;
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}
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class->make_symlink (op_job->backend,
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op_job,
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op_job->filename,
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op_job->symlink_value);
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}
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static gboolean
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try (GVfsJob *job)
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{
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GVfsJobMakeSymlink *op_job = G_VFS_JOB_MAKE_SYMLINK (job);
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GVfsBackendClass *class = G_VFS_BACKEND_GET_CLASS (op_job->backend);
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if (g_vfs_backend_get_readonly_lockdown (op_job->backend))
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{
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g_vfs_job_failed (job, G_IO_ERROR, G_IO_ERROR_PERMISSION_DENIED,
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_("Filesystem is read-only"));
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return TRUE;
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}
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if (class->try_make_symlink == NULL)
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return FALSE;
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return class->try_make_symlink (op_job->backend,
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op_job,
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op_job->filename,
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op_job->symlink_value);
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}
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/* Might be called on an i/o thread */
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static void
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create_reply (GVfsJob *job,
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GVfsDBusMount *object,
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GDBusMethodInvocation *invocation)
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{
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gvfs_dbus_mount_complete_make_symbolic_link (object, invocation);
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}
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