Adding upstream version 2.10.36.upstream/2.10.36

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 1934 insertions, 0 deletions

diff --git a/libgimpbase/gimpprotocol.c b/libgimpbase/gimpprotocol.c
new file mode 100644
index 0000000..ded796b
--- /dev/null
+++ b/libgimpbase/gimpprotocol.c
@@ -0,0 +1,1934 @@
+/* LIBGIMP - The GIMP Library
+ * Copyright (C) 1995-1997 Peter Mattis and Spencer Kimball
+ *
+ * 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 3 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
+ * Library 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, see
+ * <https://www.gnu.org/licenses/>.
+ */
+
+#include "config.h"
+
+#include <glib-object.h>
+
+#include "gimpbasetypes.h"
+
+#include "gimpparasite.h"
+#include "gimpprotocol.h"
+#include "gimpwire.h"
+
+
+static void _gp_quit_read                (GIOChannel       *channel,
+                                          GimpWireMessage  *msg,
+                                          gpointer          user_data);
+static void _gp_quit_write               (GIOChannel       *channel,
+                                          GimpWireMessage  *msg,
+                                          gpointer          user_data);
+static void _gp_quit_destroy             (GimpWireMessage  *msg);
+
+static void _gp_config_read              (GIOChannel       *channel,
+                                          GimpWireMessage  *msg,
+                                          gpointer          user_data);
+static void _gp_config_write             (GIOChannel       *channel,
+                                          GimpWireMessage  *msg,
+                                          gpointer          user_data);
+static void _gp_config_destroy           (GimpWireMessage  *msg);
+
+static void _gp_tile_req_read            (GIOChannel       *channel,
+                                          GimpWireMessage  *msg,
+                                          gpointer          user_data);
+static void _gp_tile_req_write           (GIOChannel       *channel,
+                                          GimpWireMessage  *msg,
+                                          gpointer          user_data);
+static void _gp_tile_req_destroy         (GimpWireMessage  *msg);
+
+static void _gp_tile_ack_read            (GIOChannel       *channel,
+                                          GimpWireMessage  *msg,
+                                          gpointer          user_data);
+static void _gp_tile_ack_write           (GIOChannel       *channel,
+                                          GimpWireMessage  *msg,
+                                          gpointer          user_data);
+static void _gp_tile_ack_destroy         (GimpWireMessage  *msg);
+
+static void _gp_tile_data_read           (GIOChannel       *channel,
+                                          GimpWireMessage  *msg,
+                                          gpointer          user_data);
+static void _gp_tile_data_write          (GIOChannel       *channel,
+                                          GimpWireMessage  *msg,
+                                          gpointer          user_data);
+static void _gp_tile_data_destroy        (GimpWireMessage  *msg);
+
+static void _gp_proc_run_read            (GIOChannel       *channel,
+                                          GimpWireMessage  *msg,
+                                          gpointer          user_data);
+static void _gp_proc_run_write           (GIOChannel       *channel,
+                                          GimpWireMessage  *msg,
+                                          gpointer          user_data);
+static void _gp_proc_run_destroy         (GimpWireMessage  *msg);
+
+static void _gp_proc_return_read         (GIOChannel       *channel,
+                                          GimpWireMessage  *msg,
+                                          gpointer          user_data);
+static void _gp_proc_return_write        (GIOChannel       *channel,
+                                          GimpWireMessage  *msg,
+                                          gpointer          user_data);
+static void _gp_proc_return_destroy      (GimpWireMessage  *msg);
+
+static void _gp_temp_proc_run_read       (GIOChannel       *channel,
+                                          GimpWireMessage  *msg,
+                                          gpointer          user_data);
+static void _gp_temp_proc_run_write      (GIOChannel       *channel,
+                                          GimpWireMessage  *msg,
+                                          gpointer          user_data);
+static void _gp_temp_proc_run_destroy    (GimpWireMessage  *msg);
+
+static void _gp_temp_proc_return_read    (GIOChannel       *channel,
+                                          GimpWireMessage  *msg,
+                                          gpointer          user_data);
+static void _gp_temp_proc_return_write   (GIOChannel       *channel,
+                                          GimpWireMessage  *msg,
+                                          gpointer          user_data);
+static void _gp_temp_proc_return_destroy (GimpWireMessage  *msg);
+
+static void _gp_proc_install_read        (GIOChannel       *channel,
+                                          GimpWireMessage  *msg,
+                                          gpointer          user_data);
+static void _gp_proc_install_write       (GIOChannel       *channel,
+                                          GimpWireMessage  *msg,
+                                          gpointer          user_data);
+static void _gp_proc_install_destroy     (GimpWireMessage  *msg);
+
+static void _gp_proc_uninstall_read      (GIOChannel       *channel,
+                                          GimpWireMessage  *msg,
+                                          gpointer          user_data);
+static void _gp_proc_uninstall_write     (GIOChannel       *channel,
+                                          GimpWireMessage  *msg,
+                                          gpointer          user_data);
+static void _gp_proc_uninstall_destroy   (GimpWireMessage  *msg);
+
+static void _gp_extension_ack_read       (GIOChannel       *channel,
+                                          GimpWireMessage  *msg,
+                                          gpointer          user_data);
+static void _gp_extension_ack_write      (GIOChannel       *channel,
+                                          GimpWireMessage  *msg,
+                                          gpointer          user_data);
+static void _gp_extension_ack_destroy    (GimpWireMessage  *msg);
+
+static void _gp_params_read              (GIOChannel       *channel,
+                                          GPParam         **params,
+                                          guint            *nparams,
+                                          gpointer          user_data);
+static void _gp_params_write             (GIOChannel       *channel,
+                                          GPParam          *params,
+                                          gint              nparams,
+                                          gpointer          user_data);
+
+static void _gp_has_init_read            (GIOChannel       *channel,
+                                          GimpWireMessage  *msg,
+                                          gpointer          user_data);
+static void _gp_has_init_write           (GIOChannel       *channel,
+                                          GimpWireMessage  *msg,
+                                          gpointer          user_data);
+static void _gp_has_init_destroy         (GimpWireMessage  *msg);
+
+
+
+void
+gp_init (void)
+{
+  gimp_wire_register (GP_QUIT,
+                      _gp_quit_read,
+                      _gp_quit_write,
+                      _gp_quit_destroy);
+  gimp_wire_register (GP_CONFIG,
+                      _gp_config_read,
+                      _gp_config_write,
+                      _gp_config_destroy);
+  gimp_wire_register (GP_TILE_REQ,
+                      _gp_tile_req_read,
+                      _gp_tile_req_write,
+                      _gp_tile_req_destroy);
+  gimp_wire_register (GP_TILE_ACK,
+                      _gp_tile_ack_read,
+                      _gp_tile_ack_write,
+                      _gp_tile_ack_destroy);
+  gimp_wire_register (GP_TILE_DATA,
+                      _gp_tile_data_read,
+                      _gp_tile_data_write,
+                      _gp_tile_data_destroy);
+  gimp_wire_register (GP_PROC_RUN,
+                      _gp_proc_run_read,
+                      _gp_proc_run_write,
+                      _gp_proc_run_destroy);
+  gimp_wire_register (GP_PROC_RETURN,
+                      _gp_proc_return_read,
+                      _gp_proc_return_write,
+                      _gp_proc_return_destroy);
+  gimp_wire_register (GP_TEMP_PROC_RUN,
+                      _gp_temp_proc_run_read,
+                      _gp_temp_proc_run_write,
+                      _gp_temp_proc_run_destroy);
+  gimp_wire_register (GP_TEMP_PROC_RETURN,
+                      _gp_temp_proc_return_read,
+                      _gp_temp_proc_return_write,
+                      _gp_temp_proc_return_destroy);
+  gimp_wire_register (GP_PROC_INSTALL,
+                      _gp_proc_install_read,
+                      _gp_proc_install_write,
+                      _gp_proc_install_destroy);
+  gimp_wire_register (GP_PROC_UNINSTALL,
+                      _gp_proc_uninstall_read,
+                      _gp_proc_uninstall_write,
+                      _gp_proc_uninstall_destroy);
+  gimp_wire_register (GP_EXTENSION_ACK,
+                      _gp_extension_ack_read,
+                      _gp_extension_ack_write,
+                      _gp_extension_ack_destroy);
+  gimp_wire_register (GP_HAS_INIT,
+                      _gp_has_init_read,
+                      _gp_has_init_write,
+                      _gp_has_init_destroy);
+}
+
+gboolean
+gp_quit_write (GIOChannel *channel,
+               gpointer    user_data)
+{
+  GimpWireMessage msg;
+
+  msg.type = GP_QUIT;
+  msg.data = NULL;
+
+  if (! gimp_wire_write_msg (channel, &msg, user_data))
+    return FALSE;
+
+  if (! gimp_wire_flush (channel, user_data))
+    return FALSE;
+
+  return TRUE;
+}
+
+gboolean
+gp_config_write (GIOChannel *channel,
+                 GPConfig   *config,
+                 gpointer    user_data)
+{
+  GimpWireMessage msg;
+
+  msg.type = GP_CONFIG;
+  msg.data = config;
+
+  if (! gimp_wire_write_msg (channel, &msg, user_data))
+    return FALSE;
+
+  if (! gimp_wire_flush (channel, user_data))
+    return FALSE;
+
+  return TRUE;
+}
+
+gboolean
+gp_tile_req_write (GIOChannel *channel,
+                   GPTileReq  *tile_req,
+                   gpointer    user_data)
+{
+  GimpWireMessage msg;
+
+  msg.type = GP_TILE_REQ;
+  msg.data = tile_req;
+
+  if (! gimp_wire_write_msg (channel, &msg, user_data))
+    return FALSE;
+
+  if (! gimp_wire_flush (channel, user_data))
+    return FALSE;
+
+  return TRUE;
+}
+
+gboolean
+gp_tile_ack_write (GIOChannel *channel,
+                   gpointer    user_data)
+{
+  GimpWireMessage msg;
+
+  msg.type = GP_TILE_ACK;
+  msg.data = NULL;
+
+  if (! gimp_wire_write_msg (channel, &msg, user_data))
+    return FALSE;
+
+  if (! gimp_wire_flush (channel, user_data))
+    return FALSE;
+
+  return TRUE;
+}
+
+gboolean
+gp_tile_data_write (GIOChannel *channel,
+                    GPTileData *tile_data,
+                    gpointer    user_data)
+{
+  GimpWireMessage msg;
+
+  msg.type = GP_TILE_DATA;
+  msg.data = tile_data;
+
+  if (! gimp_wire_write_msg (channel, &msg, user_data))
+    return FALSE;
+
+  if (! gimp_wire_flush (channel, user_data))
+    return FALSE;
+
+  return TRUE;
+}
+
+gboolean
+gp_proc_run_write (GIOChannel *channel,
+                   GPProcRun  *proc_run,
+                   gpointer    user_data)
+{
+  GimpWireMessage msg;
+
+  msg.type = GP_PROC_RUN;
+  msg.data = proc_run;
+
+  if (! gimp_wire_write_msg (channel, &msg, user_data))
+    return FALSE;
+
+  if (! gimp_wire_flush (channel, user_data))
+    return FALSE;
+
+  return TRUE;
+}
+
+gboolean
+gp_proc_return_write (GIOChannel   *channel,
+                      GPProcReturn *proc_return,
+                      gpointer      user_data)
+{
+  GimpWireMessage msg;
+
+  msg.type = GP_PROC_RETURN;
+  msg.data = proc_return;
+
+  if (! gimp_wire_write_msg (channel, &msg, user_data))
+    return FALSE;
+
+  if (! gimp_wire_flush (channel, user_data))
+    return FALSE;
+
+  return TRUE;
+}
+
+gboolean
+gp_temp_proc_run_write (GIOChannel *channel,
+                        GPProcRun  *proc_run,
+                        gpointer    user_data)
+{
+  GimpWireMessage msg;
+
+  msg.type = GP_TEMP_PROC_RUN;
+  msg.data = proc_run;
+
+  if (! gimp_wire_write_msg (channel, &msg, user_data))
+    return FALSE;
+
+  if (! gimp_wire_flush (channel, user_data))
+    return FALSE;
+
+  return TRUE;
+}
+
+gboolean
+gp_temp_proc_return_write (GIOChannel   *channel,
+                           GPProcReturn *proc_return,
+                           gpointer      user_data)
+{
+  GimpWireMessage msg;
+
+  msg.type = GP_TEMP_PROC_RETURN;
+  msg.data = proc_return;
+
+  if (! gimp_wire_write_msg (channel, &msg, user_data))
+    return FALSE;
+
+  if (! gimp_wire_flush (channel, user_data))
+    return FALSE;
+
+  return TRUE;
+}
+
+gboolean
+gp_proc_install_write (GIOChannel    *channel,
+                       GPProcInstall *proc_install,
+                       gpointer       user_data)
+{
+  GimpWireMessage msg;
+
+  msg.type = GP_PROC_INSTALL;
+  msg.data = proc_install;
+
+  if (! gimp_wire_write_msg (channel, &msg, user_data))
+    return FALSE;
+
+  if (! gimp_wire_flush (channel, user_data))
+    return FALSE;
+
+  return TRUE;
+}
+
+gboolean
+gp_proc_uninstall_write (GIOChannel      *channel,
+                         GPProcUninstall *proc_uninstall,
+                         gpointer         user_data)
+{
+  GimpWireMessage msg;
+
+  msg.type = GP_PROC_UNINSTALL;
+  msg.data = proc_uninstall;
+
+  if (! gimp_wire_write_msg (channel, &msg, user_data))
+    return FALSE;
+
+  if (! gimp_wire_flush (channel, user_data))
+    return FALSE;
+
+  return TRUE;
+}
+
+gboolean
+gp_extension_ack_write (GIOChannel *channel,
+                        gpointer    user_data)
+{
+  GimpWireMessage msg;
+
+  msg.type = GP_EXTENSION_ACK;
+  msg.data = NULL;
+
+  if (! gimp_wire_write_msg (channel, &msg, user_data))
+    return FALSE;
+
+  if (! gimp_wire_flush (channel, user_data))
+    return FALSE;
+
+  return TRUE;
+}
+
+gboolean
+gp_has_init_write (GIOChannel *channel,
+                   gpointer    user_data)
+{
+  GimpWireMessage msg;
+
+  msg.type = GP_HAS_INIT;
+  msg.data = NULL;
+
+  if (! gimp_wire_write_msg (channel, &msg, user_data))
+    return FALSE;
+
+  if (! gimp_wire_flush (channel, user_data))
+    return FALSE;
+
+  return TRUE;
+}
+
+/*  quit  */
+
+static void
+_gp_quit_read (GIOChannel      *channel,
+               GimpWireMessage *msg,
+               gpointer         user_data)
+{
+}
+
+static void
+_gp_quit_write (GIOChannel      *channel,
+                GimpWireMessage *msg,
+                gpointer         user_data)
+{
+}
+
+static void
+_gp_quit_destroy (GimpWireMessage *msg)
+{
+}
+
+/*  config  */
+
+static void
+_gp_config_read (GIOChannel      *channel,
+                 GimpWireMessage *msg,
+                 gpointer         user_data)
+{
+  GPConfig *config = g_slice_new0 (GPConfig);
+
+  if (! _gimp_wire_read_int32 (channel,
+                               &config->version, 1, user_data))
+    goto cleanup;
+  if (! _gimp_wire_read_int32 (channel,
+                               &config->tile_width, 1, user_data))
+    goto cleanup;
+  if (! _gimp_wire_read_int32 (channel,
+                               &config->tile_height, 1, user_data))
+    goto cleanup;
+  if (! _gimp_wire_read_int32 (channel,
+                               (guint32 *) &config->shm_ID, 1, user_data))
+    goto cleanup;
+  if (! _gimp_wire_read_int8 (channel,
+                              (guint8 *) &config->check_size, 1, user_data))
+    goto cleanup;
+  if (! _gimp_wire_read_int8 (channel,
+                              (guint8 *) &config->check_type, 1, user_data))
+    goto cleanup;
+  if (! _gimp_wire_read_int8 (channel,
+                              (guint8 *) &config->show_help_button, 1,
+                              user_data))
+    goto cleanup;
+  if (! _gimp_wire_read_int8 (channel,
+                              (guint8 *) &config->use_cpu_accel, 1,
+                              user_data))
+    goto cleanup;
+  if (! _gimp_wire_read_int8 (channel,
+                              (guint8 *) &config->use_opencl, 1,
+                              user_data))
+    goto cleanup;
+  if (! _gimp_wire_read_int8 (channel,
+                              (guint8 *) &config->export_exif, 1,
+                              user_data))
+    goto cleanup;
+  if (! _gimp_wire_read_int8 (channel,
+                              (guint8 *) &config->export_xmp, 1,
+                              user_data))
+    goto cleanup;
+  if (! _gimp_wire_read_int8 (channel,
+                              (guint8 *) &config->export_iptc, 1,
+                              user_data))
+    goto cleanup;
+  if (! _gimp_wire_read_int8 (channel,
+                              (guint8 *) &config->export_profile, 1,
+                              user_data))
+    goto cleanup;
+  if (! _gimp_wire_read_int8 (channel,
+                              (guint8 *) &config->show_tooltips, 1, user_data))
+    goto cleanup;
+  if (! _gimp_wire_read_int32 (channel,
+                               (guint32 *) &config->min_colors, 1, user_data))
+    goto cleanup;
+  if (! _gimp_wire_read_int32 (channel,
+                               (guint32 *) &config->gdisp_ID, 1, user_data))
+    goto cleanup;
+
+  if (! _gimp_wire_read_string (channel,
+                                &config->app_name, 1, user_data))
+    goto cleanup;
+  if (! _gimp_wire_read_string (channel,
+                                &config->wm_class, 1, user_data))
+    goto cleanup;
+  if (! _gimp_wire_read_string (channel,
+                                &config->display_name, 1, user_data))
+    goto cleanup;
+  if (! _gimp_wire_read_int32 (channel,
+                               (guint32 *) &config->monitor_number, 1,
+                               user_data))
+    goto cleanup;
+  if (! _gimp_wire_read_int32 (channel,
+                               &config->timestamp, 1, user_data))
+    goto cleanup;
+
+  if (config->version < 0x0017)
+    goto end;
+
+  if (! _gimp_wire_read_string (channel,
+                                &config->icon_theme_dir, 1, user_data))
+    goto cleanup;
+
+  if (config->version < 0x0019)
+    goto end;
+
+  if (! _gimp_wire_read_int64 (channel,
+                               &config->tile_cache_size, 1, user_data))
+    goto cleanup;
+  if (! _gimp_wire_read_string (channel,
+                                &config->swap_path, 1, user_data))
+    goto cleanup;
+  if (! _gimp_wire_read_int32 (channel,
+                               (guint32 *) &config->num_processors, 1,
+                               user_data))
+    goto cleanup;
+
+  if (config->version < 0x001A)
+    goto end;
+
+  if (! _gimp_wire_read_string (channel,
+                                &config->swap_compression, 1, user_data))
+    goto cleanup;
+
+ end:
+  msg->data = config;
+  return;
+
+ cleanup:
+  g_free (config->app_name);
+  g_free (config->wm_class);
+  g_free (config->display_name);
+  g_free (config->icon_theme_dir);
+  g_free (config->swap_path);
+  g_free (config->swap_compression);
+  g_slice_free (GPConfig, config);
+}
+
+static void
+_gp_config_write (GIOChannel      *channel,
+                  GimpWireMessage *msg,
+                  gpointer         user_data)
+{
+  GPConfig *config = msg->data;
+
+  if (! _gimp_wire_write_int32 (channel,
+                                &config->version, 1, user_data))
+    return;
+  if (! _gimp_wire_write_int32 (channel,
+                                &config->tile_width, 1, user_data))
+    return;
+  if (! _gimp_wire_write_int32 (channel,
+                                &config->tile_height, 1, user_data))
+    return;
+  if (! _gimp_wire_write_int32 (channel,
+                                (const guint32 *) &config->shm_ID, 1,
+                                user_data))
+    return;
+  if (! _gimp_wire_write_int8 (channel,
+                               (const guint8 *) &config->check_size, 1,
+                               user_data))
+    return;
+  if (! _gimp_wire_write_int8 (channel,
+                               (const guint8 *) &config->check_type, 1,
+                               user_data))
+    return;
+  if (! _gimp_wire_write_int8 (channel,
+                               (const guint8 *) &config->show_help_button, 1,
+                               user_data))
+    return;
+  if (! _gimp_wire_write_int8 (channel,
+                               (const guint8 *) &config->use_cpu_accel, 1,
+                               user_data))
+    return;
+  if (! _gimp_wire_write_int8 (channel,
+                               (const guint8 *) &config->use_opencl, 1,
+                               user_data))
+    return;
+  if (! _gimp_wire_write_int8 (channel,
+                               (const guint8 *) &config->export_exif, 1,
+                               user_data))
+    return;
+  if (! _gimp_wire_write_int8 (channel,
+                               (const guint8 *) &config->export_xmp, 1,
+                               user_data))
+    return;
+  if (! _gimp_wire_write_int8 (channel,
+                               (const guint8 *) &config->export_iptc, 1,
+                               user_data))
+    return;
+  if (! _gimp_wire_write_int8 (channel,
+                               (const guint8 *) &config->export_profile, 1,
+                               user_data))
+    return;
+  if (! _gimp_wire_write_int8 (channel,
+                               (const guint8 *) &config->show_tooltips, 1,
+                               user_data))
+    return;
+  if (! _gimp_wire_write_int32 (channel,
+                                (const guint32 *) &config->min_colors, 1,
+                                user_data))
+    return;
+  if (! _gimp_wire_write_int32 (channel,
+                                (const guint32 *) &config->gdisp_ID, 1,
+                                user_data))
+    return;
+  if (! _gimp_wire_write_string (channel,
+                                 &config->app_name, 1, user_data))
+    return;
+  if (! _gimp_wire_write_string (channel,
+                                 &config->wm_class, 1, user_data))
+    return;
+  if (! _gimp_wire_write_string (channel,
+                                 &config->display_name, 1, user_data))
+    return;
+  if (! _gimp_wire_write_int32 (channel,
+                                (const guint32 *) &config->monitor_number, 1,
+                                user_data))
+    return;
+  if (! _gimp_wire_write_int32 (channel,
+                                (const guint32 *) &config->timestamp, 1,
+                                user_data))
+    return;
+
+  if (config->version < 0x0017)
+    return;
+
+  if (! _gimp_wire_write_string (channel,
+                                 &config->icon_theme_dir, 1, user_data))
+    return;
+
+  if (config->version < 0x0019)
+    return;
+
+  if (! _gimp_wire_write_int64 (channel,
+                                &config->tile_cache_size, 1, user_data))
+    return;
+  if (! _gimp_wire_write_string (channel,
+                                 &config->swap_path, 1, user_data))
+    return;
+  if (! _gimp_wire_write_int32 (channel,
+                                (const guint32 *) &config->num_processors, 1,
+                                user_data))
+    return;
+
+  if (config->version < 0x001A)
+    return;
+
+  if (! _gimp_wire_write_string (channel,
+                                 &config->swap_compression, 1, user_data))
+    return;
+}
+
+static void
+_gp_config_destroy (GimpWireMessage *msg)
+{
+  GPConfig *config = msg->data;
+
+  if (config)
+    {
+      g_free (config->app_name);
+      g_free (config->wm_class);
+      g_free (config->display_name);
+      g_free (config->icon_theme_dir);
+      g_free (config->swap_path);
+      g_free (config->swap_compression);
+      g_slice_free (GPConfig, config);
+    }
+}
+
+/*  tile_req  */
+
+static void
+_gp_tile_req_read (GIOChannel      *channel,
+                   GimpWireMessage *msg,
+                   gpointer         user_data)
+{
+  GPTileReq *tile_req = g_slice_new0 (GPTileReq);
+
+  if (! _gimp_wire_read_int32 (channel,
+                               (guint32 *) &tile_req->drawable_ID, 1,
+                               user_data))
+    goto cleanup;
+  if (! _gimp_wire_read_int32 (channel,
+                               &tile_req->tile_num, 1, user_data))
+    goto cleanup;
+  if (! _gimp_wire_read_int32 (channel,
+                               &tile_req->shadow, 1, user_data))
+    goto cleanup;
+
+  msg->data = tile_req;
+  return;
+
+ cleanup:
+  g_slice_free (GPTileReq, tile_req);
+  msg->data = NULL;
+}
+
+static void
+_gp_tile_req_write (GIOChannel      *channel,
+                    GimpWireMessage *msg,
+                    gpointer         user_data)
+{
+  GPTileReq *tile_req = msg->data;
+
+  if (! _gimp_wire_write_int32 (channel,
+                                (const guint32 *) &tile_req->drawable_ID, 1,
+                                user_data))
+    return;
+  if (! _gimp_wire_write_int32 (channel,
+                                &tile_req->tile_num, 1, user_data))
+    return;
+  if (! _gimp_wire_write_int32 (channel,
+                                &tile_req->shadow, 1, user_data))
+    return;
+}
+
+static void
+_gp_tile_req_destroy (GimpWireMessage *msg)
+{
+  GPTileReq *tile_req = msg->data;
+
+  if (tile_req)
+    g_slice_free (GPTileReq, msg->data);
+}
+
+/*  tile_ack  */
+
+static void
+_gp_tile_ack_read (GIOChannel      *channel,
+                   GimpWireMessage *msg,
+                   gpointer         user_data)
+{
+}
+
+static void
+_gp_tile_ack_write (GIOChannel      *channel,
+                    GimpWireMessage *msg,
+                    gpointer         user_data)
+{
+}
+
+static void
+_gp_tile_ack_destroy (GimpWireMessage *msg)
+{
+}
+
+/*  tile_data  */
+
+static void
+_gp_tile_data_read (GIOChannel      *channel,
+                    GimpWireMessage *msg,
+                    gpointer         user_data)
+{
+  GPTileData *tile_data = g_slice_new0 (GPTileData);
+
+  if (! _gimp_wire_read_int32 (channel,
+                               (guint32 *) &tile_data->drawable_ID, 1,
+                               user_data))
+    goto cleanup;
+  if (! _gimp_wire_read_int32 (channel,
+                               &tile_data->tile_num, 1, user_data))
+    goto cleanup;
+  if (! _gimp_wire_read_int32 (channel,
+                               &tile_data->shadow, 1, user_data))
+    goto cleanup;
+  if (! _gimp_wire_read_int32 (channel,
+                               &tile_data->bpp, 1, user_data))
+    goto cleanup;
+  if (! _gimp_wire_read_int32 (channel,
+                               &tile_data->width, 1, user_data))
+    goto cleanup;
+  if (! _gimp_wire_read_int32 (channel,
+                               &tile_data->height, 1, user_data))
+    goto cleanup;
+  if (! _gimp_wire_read_int32 (channel,
+                               &tile_data->use_shm, 1, user_data))
+    goto cleanup;
+
+  if (!tile_data->use_shm)
+    {
+      guint length = tile_data->width * tile_data->height * tile_data->bpp;
+
+      tile_data->data = g_new (guchar, length);
+
+      if (! _gimp_wire_read_int8 (channel,
+                                  (guint8 *) tile_data->data, length,
+                                  user_data))
+        goto cleanup;
+    }
+
+  msg->data = tile_data;
+  return;
+
+ cleanup:
+  g_free (tile_data->data);
+  g_slice_free (GPTileData, tile_data);
+  msg->data = NULL;
+}
+
+static void
+_gp_tile_data_write (GIOChannel      *channel,
+                     GimpWireMessage *msg,
+                     gpointer         user_data)
+{
+  GPTileData *tile_data = msg->data;
+
+  if (! _gimp_wire_write_int32 (channel,
+                                (const guint32 *) &tile_data->drawable_ID, 1,
+                                user_data))
+    return;
+  if (! _gimp_wire_write_int32 (channel,
+                                &tile_data->tile_num, 1, user_data))
+    return;
+  if (! _gimp_wire_write_int32 (channel,
+                                &tile_data->shadow, 1, user_data))
+    return;
+  if (! _gimp_wire_write_int32 (channel,
+                                &tile_data->bpp, 1, user_data))
+    return;
+  if (! _gimp_wire_write_int32 (channel,
+                                &tile_data->width, 1, user_data))
+    return;
+  if (! _gimp_wire_write_int32 (channel,
+                                &tile_data->height, 1, user_data))
+    return;
+  if (! _gimp_wire_write_int32 (channel,
+                                &tile_data->use_shm, 1, user_data))
+    return;
+
+  if (!tile_data->use_shm)
+    {
+      guint length = tile_data->width * tile_data->height * tile_data->bpp;
+
+      if (! _gimp_wire_write_int8 (channel,
+                                   (const guint8 *) tile_data->data, length,
+                                   user_data))
+        return;
+    }
+}
+
+static void
+_gp_tile_data_destroy (GimpWireMessage *msg)
+{
+  GPTileData *tile_data = msg->data;
+
+  if  (tile_data)
+    {
+      if (tile_data->data)
+        {
+          g_free (tile_data->data);
+          tile_data->data = NULL;
+        }
+
+      g_slice_free (GPTileData, tile_data);
+    }
+}
+
+/*  proc_run  */
+
+static void
+_gp_proc_run_read (GIOChannel      *channel,
+                   GimpWireMessage *msg,
+                   gpointer         user_data)
+{
+  GPProcRun *proc_run = g_slice_new0 (GPProcRun);
+
+  if (! _gimp_wire_read_string (channel, &proc_run->name, 1, user_data))
+    goto cleanup;
+
+  _gp_params_read (channel,
+                   &proc_run->params, (guint *) &proc_run->nparams,
+                   user_data);
+
+  msg->data = proc_run;
+  return;
+
+ cleanup:
+  g_slice_free (GPProcRun, proc_run);
+  msg->data = NULL;
+}
+
+static void
+_gp_proc_run_write (GIOChannel      *channel,
+                    GimpWireMessage *msg,
+                    gpointer         user_data)
+{
+  GPProcRun *proc_run = msg->data;
+
+  if (! _gimp_wire_write_string (channel, &proc_run->name, 1, user_data))
+    return;
+
+  _gp_params_write (channel, proc_run->params, proc_run->nparams, user_data);
+}
+
+static void
+_gp_proc_run_destroy (GimpWireMessage *msg)
+{
+  GPProcRun *proc_run = msg->data;
+
+  if (proc_run)
+    {
+      gp_params_destroy (proc_run->params, proc_run->nparams);
+
+      g_free (proc_run->name);
+      g_slice_free (GPProcRun, proc_run);
+    }
+}
+
+/*  proc_return  */
+
+static void
+_gp_proc_return_read (GIOChannel      *channel,
+                      GimpWireMessage *msg,
+                      gpointer         user_data)
+{
+  GPProcReturn *proc_return = g_slice_new0 (GPProcReturn);
+
+  if (! _gimp_wire_read_string (channel, &proc_return->name, 1, user_data))
+    goto cleanup;
+
+  _gp_params_read (channel,
+                   &proc_return->params, (guint *) &proc_return->nparams,
+                   user_data);
+
+  msg->data = proc_return;
+  return;
+
+ cleanup:
+  g_slice_free (GPProcReturn, proc_return);
+  msg->data = NULL;
+}
+
+static void
+_gp_proc_return_write (GIOChannel      *channel,
+                       GimpWireMessage *msg,
+                       gpointer         user_data)
+{
+  GPProcReturn *proc_return = msg->data;
+
+  if (! _gimp_wire_write_string (channel, &proc_return->name, 1, user_data))
+    return;
+
+  _gp_params_write (channel,
+                    proc_return->params, proc_return->nparams, user_data);
+}
+
+static void
+_gp_proc_return_destroy (GimpWireMessage *msg)
+{
+  GPProcReturn *proc_return = msg->data;
+
+  if (proc_return)
+    {
+      gp_params_destroy (proc_return->params, proc_return->nparams);
+
+      g_free (proc_return->name);
+      g_slice_free (GPProcReturn, proc_return);
+    }
+}
+
+/*  temp_proc_run  */
+
+static void
+_gp_temp_proc_run_read (GIOChannel      *channel,
+                        GimpWireMessage *msg,
+                        gpointer         user_data)
+{
+  _gp_proc_run_read (channel, msg, user_data);
+}
+
+static void
+_gp_temp_proc_run_write (GIOChannel      *channel,
+                         GimpWireMessage *msg,
+                         gpointer         user_data)
+{
+  _gp_proc_run_write (channel, msg, user_data);
+}
+
+static void
+_gp_temp_proc_run_destroy (GimpWireMessage *msg)
+{
+  _gp_proc_run_destroy (msg);
+}
+
+/*  temp_proc_return  */
+
+static void
+_gp_temp_proc_return_read (GIOChannel      *channel,
+                           GimpWireMessage *msg,
+                           gpointer         user_data)
+{
+  _gp_proc_return_read (channel, msg, user_data);
+}
+
+static void
+_gp_temp_proc_return_write (GIOChannel      *channel,
+                            GimpWireMessage *msg,
+                            gpointer         user_data)
+{
+  _gp_proc_return_write (channel, msg, user_data);
+}
+
+static void
+_gp_temp_proc_return_destroy (GimpWireMessage *msg)
+{
+  _gp_proc_return_destroy (msg);
+}
+
+/*  proc_install  */
+
+static void
+_gp_proc_install_read (GIOChannel      *channel,
+                       GimpWireMessage *msg,
+                       gpointer         user_data)
+{
+  GPProcInstall *proc_install = g_slice_new0 (GPProcInstall);
+  gint           i;
+
+  if (! _gimp_wire_read_string (channel,
+                                &proc_install->name, 1, user_data))
+    goto cleanup;
+  if (! _gimp_wire_read_string (channel,
+                                &proc_install->blurb, 1, user_data))
+    goto cleanup;
+  if (! _gimp_wire_read_string (channel,
+                                &proc_install->help, 1, user_data))
+    goto cleanup;
+  if (! _gimp_wire_read_string (channel,
+                                &proc_install->author, 1, user_data))
+    goto cleanup;
+  if (! _gimp_wire_read_string (channel,
+                                &proc_install->copyright, 1, user_data))
+    goto cleanup;
+  if (! _gimp_wire_read_string (channel,
+                                &proc_install->date, 1, user_data))
+    goto cleanup;
+  if (! _gimp_wire_read_string (channel,
+                                &proc_install->menu_path, 1, user_data))
+    goto cleanup;
+  if (! _gimp_wire_read_string (channel,
+                                &proc_install->image_types, 1, user_data))
+    goto cleanup;
+
+  if (! _gimp_wire_read_int32 (channel,
+                               &proc_install->type, 1, user_data))
+    goto cleanup;
+  if (! _gimp_wire_read_int32 (channel,
+                               &proc_install->nparams, 1, user_data))
+    goto cleanup;
+  if (! _gimp_wire_read_int32 (channel,
+                               &proc_install->nreturn_vals, 1, user_data))
+    goto cleanup;
+
+  proc_install->params = g_new0 (GPParamDef, proc_install->nparams);
+
+  for (i = 0; i < proc_install->nparams; i++)
+    {
+      if (! _gimp_wire_read_int32 (channel,
+                                   (guint32 *) &proc_install->params[i].type, 1,
+                                   user_data))
+        goto cleanup;
+      if (! _gimp_wire_read_string (channel,
+                                    &proc_install->params[i].name, 1,
+                                    user_data))
+        goto cleanup;
+      if (! _gimp_wire_read_string (channel,
+                                    &proc_install->params[i].description, 1,
+                                    user_data))
+        goto cleanup;
+    }
+
+  proc_install->return_vals = g_new0 (GPParamDef, proc_install->nreturn_vals);
+
+  for (i = 0; i < proc_install->nreturn_vals; i++)
+    {
+      if (! _gimp_wire_read_int32 (channel,
+                                   (guint32 *) &proc_install->return_vals[i].type, 1,
+                                   user_data))
+        goto cleanup;
+      if (! _gimp_wire_read_string (channel,
+                                    &proc_install->return_vals[i].name, 1,
+                                    user_data))
+        goto cleanup;
+      if (! _gimp_wire_read_string (channel,
+                                    &proc_install->return_vals[i].description, 1,
+                                    user_data))
+        goto cleanup;
+    }
+
+  msg->data = proc_install;
+  return;
+
+ cleanup:
+  g_free (proc_install->name);
+  g_free (proc_install->blurb);
+  g_free (proc_install->help);
+  g_free (proc_install->author);
+  g_free (proc_install->copyright);
+  g_free (proc_install->date);
+  g_free (proc_install->menu_path);
+  g_free (proc_install->image_types);
+
+  if (proc_install->params)
+    {
+      for (i = 0; i < proc_install->nparams; i++)
+        {
+          if (!proc_install->params[i].name)
+            break;
+
+          g_free (proc_install->params[i].name);
+          g_free (proc_install->params[i].description);
+        }
+
+      g_free (proc_install->params);
+    }
+
+  if (proc_install->return_vals)
+    {
+      for (i = 0; i < proc_install->nreturn_vals; i++)
+        {
+          if (!proc_install->return_vals[i].name)
+            break;
+
+          g_free (proc_install->return_vals[i].name);
+          g_free (proc_install->return_vals[i].description);
+        }
+
+      g_free (proc_install->return_vals);
+    }
+
+  g_slice_free (GPProcInstall, proc_install);
+  msg->data = NULL;
+}
+
+static void
+_gp_proc_install_write (GIOChannel      *channel,
+                        GimpWireMessage *msg,
+                        gpointer         user_data)
+{
+  GPProcInstall *proc_install = msg->data;
+  gint           i;
+
+  if (! _gimp_wire_write_string (channel,
+                                 &proc_install->name, 1, user_data))
+    return;
+  if (! _gimp_wire_write_string (channel,
+                                 &proc_install->blurb, 1, user_data))
+    return;
+  if (! _gimp_wire_write_string (channel,
+                                 &proc_install->help, 1, user_data))
+    return;
+  if (! _gimp_wire_write_string (channel,
+                                 &proc_install->author, 1, user_data))
+    return;
+  if (! _gimp_wire_write_string (channel,
+                                 &proc_install->copyright, 1, user_data))
+    return;
+  if (! _gimp_wire_write_string (channel,
+                                 &proc_install->date, 1, user_data))
+    return;
+  if (! _gimp_wire_write_string (channel,
+                                 &proc_install->menu_path, 1, user_data))
+    return;
+  if (! _gimp_wire_write_string (channel,
+                                 &proc_install->image_types, 1, user_data))
+    return;
+
+  if (! _gimp_wire_write_int32 (channel,
+                                &proc_install->type, 1, user_data))
+    return;
+  if (! _gimp_wire_write_int32 (channel,
+                                &proc_install->nparams, 1, user_data))
+    return;
+  if (! _gimp_wire_write_int32 (channel,
+                                &proc_install->nreturn_vals, 1, user_data))
+    return;
+
+  for (i = 0; i < proc_install->nparams; i++)
+    {
+      if (! _gimp_wire_write_int32 (channel,
+                                    (guint32 *) &proc_install->params[i].type, 1,
+                                    user_data))
+        return;
+      if (! _gimp_wire_write_string (channel,
+                                     &proc_install->params[i].name, 1,
+                                     user_data))
+        return;
+      if (! _gimp_wire_write_string (channel,
+                                     &proc_install->params[i].description, 1,
+                                     user_data))
+        return;
+    }
+
+  for (i = 0; i < proc_install->nreturn_vals; i++)
+    {
+      if (! _gimp_wire_write_int32 (channel,
+                                    (guint32 *) &proc_install->return_vals[i].type, 1,
+                                    user_data))
+        return;
+      if (! _gimp_wire_write_string (channel,
+                                     &proc_install->return_vals[i].name, 1,
+                                     user_data))
+        return;
+      if (! _gimp_wire_write_string (channel,
+                                     &proc_install->return_vals[i].description, 1,
+                                     user_data))
+        return;
+    }
+}
+
+static void
+_gp_proc_install_destroy (GimpWireMessage *msg)
+{
+  GPProcInstall *proc_install = msg->data;
+
+  if (proc_install)
+    {
+      gint i;
+
+      g_free (proc_install->name);
+      g_free (proc_install->blurb);
+      g_free (proc_install->help);
+      g_free (proc_install->author);
+      g_free (proc_install->copyright);
+      g_free (proc_install->date);
+      g_free (proc_install->menu_path);
+      g_free (proc_install->image_types);
+
+      for (i = 0; i < proc_install->nparams; i++)
+        {
+          g_free (proc_install->params[i].name);
+          g_free (proc_install->params[i].description);
+        }
+
+      for (i = 0; i < proc_install->nreturn_vals; i++)
+        {
+          g_free (proc_install->return_vals[i].name);
+          g_free (proc_install->return_vals[i].description);
+        }
+
+      g_free (proc_install->params);
+      g_free (proc_install->return_vals);
+      g_slice_free (GPProcInstall, proc_install);
+    }
+}
+
+/*  proc_uninstall  */
+
+static void
+_gp_proc_uninstall_read (GIOChannel      *channel,
+                         GimpWireMessage *msg,
+                         gpointer         user_data)
+{
+  GPProcUninstall *proc_uninstall = g_slice_new0 (GPProcUninstall);
+
+  if (! _gimp_wire_read_string (channel, &proc_uninstall->name, 1, user_data))
+    goto cleanup;
+
+  msg->data = proc_uninstall;
+  return;
+
+ cleanup:
+  g_slice_free (GPProcUninstall, proc_uninstall);
+}
+
+static void
+_gp_proc_uninstall_write (GIOChannel      *channel,
+                          GimpWireMessage *msg,
+                          gpointer         user_data)
+{
+  GPProcUninstall *proc_uninstall = msg->data;
+
+  if (! _gimp_wire_write_string (channel, &proc_uninstall->name, 1, user_data))
+    return;
+}
+
+static void
+_gp_proc_uninstall_destroy (GimpWireMessage *msg)
+{
+  GPProcUninstall *proc_uninstall = msg->data;
+
+  if (proc_uninstall)
+    {
+      g_free (proc_uninstall->name);
+      g_slice_free (GPProcUninstall, proc_uninstall);
+    }
+}
+
+/*  extension_ack  */
+
+static void
+_gp_extension_ack_read (GIOChannel      *channel,
+                        GimpWireMessage *msg,
+                        gpointer         user_data)
+{
+}
+
+static void
+_gp_extension_ack_write (GIOChannel      *channel,
+                         GimpWireMessage *msg,
+                         gpointer         user_data)
+{
+}
+
+static void
+_gp_extension_ack_destroy (GimpWireMessage *msg)
+{
+}
+
+/*  params  */
+
+static void
+_gp_params_read (GIOChannel  *channel,
+                 GPParam    **params,
+                 guint       *nparams,
+                 gpointer     user_data)
+{
+  gint i, j;
+
+  if (! _gimp_wire_read_int32 (channel, (guint32 *) nparams, 1, user_data))
+    return;
+
+  if (*nparams == 0)
+    {
+      *params = NULL;
+      return;
+    }
+
+  *params = g_new0 (GPParam, *nparams);
+
+  for (i = 0; i < *nparams; i++)
+    {
+      if (! _gimp_wire_read_int32 (channel,
+                                   (guint32 *) &(*params)[i].type, 1,
+                                   user_data))
+        goto cleanup;
+
+      switch ((*params)[i].type)
+        {
+        case GIMP_PDB_INT32:
+          if (! _gimp_wire_read_int32 (channel,
+                                       (guint32 *) &(*params)[i].data.d_int32, 1,
+                                       user_data))
+            goto cleanup;
+          break;
+
+        case GIMP_PDB_INT16:
+          if (! _gimp_wire_read_int16 (channel,
+                                       (guint16 *) &(*params)[i].data.d_int16, 1,
+                                       user_data))
+            goto cleanup;
+          break;
+
+        case GIMP_PDB_INT8:
+          if (! _gimp_wire_read_int8 (channel,
+                                      &(*params)[i].data.d_int8, 1,
+                                      user_data))
+            goto cleanup;
+          break;
+
+        case GIMP_PDB_FLOAT:
+          if (! _gimp_wire_read_double (channel,
+                                        &(*params)[i].data.d_float, 1,
+                                        user_data))
+            goto cleanup;
+          break;
+
+        case GIMP_PDB_STRING:
+          if (! _gimp_wire_read_string (channel,
+                                        &(*params)[i].data.d_string, 1,
+                                        user_data))
+            goto cleanup;
+          break;
+
+        case GIMP_PDB_INT32ARRAY:
+          (*params)[i-1].data.d_int32 = MAX (0, (*params)[i-1].data.d_int32);
+          (*params)[i].data.d_int32array = g_new (gint32,
+                                                  (*params)[i-1].data.d_int32);
+
+          if (! _gimp_wire_read_int32 (channel,
+                                       (guint32 *) (*params)[i].data.d_int32array,
+                                       (*params)[i-1].data.d_int32,
+                                       user_data))
+            {
+              g_free ((*params)[i].data.d_int32array);
+              goto cleanup;
+            }
+          break;
+
+        case GIMP_PDB_INT16ARRAY:
+          (*params)[i-1].data.d_int32 = MAX (0, (*params)[i-1].data.d_int32);
+          (*params)[i].data.d_int16array = g_new (gint16,
+                                                  (*params)[i-1].data.d_int32);
+          if (! _gimp_wire_read_int16 (channel,
+                                       (guint16 *) (*params)[i].data.d_int16array,
+                                       (*params)[i-1].data.d_int32,
+                                       user_data))
+            {
+              g_free ((*params)[i].data.d_int16array);
+              goto cleanup;
+            }
+          break;
+
+        case GIMP_PDB_INT8ARRAY:
+          (*params)[i-1].data.d_int32 = MAX (0, (*params)[i-1].data.d_int32);
+          (*params)[i].data.d_int8array = g_new (guint8,
+                                                 (*params)[i-1].data.d_int32);
+          if (! _gimp_wire_read_int8 (channel,
+                                      (*params)[i].data.d_int8array,
+                                      (*params)[i-1].data.d_int32,
+                                      user_data))
+            {
+              g_free ((*params)[i].data.d_int8array);
+              goto cleanup;
+            }
+          break;
+
+        case GIMP_PDB_FLOATARRAY:
+          (*params)[i-1].data.d_int32 = MAX (0, (*params)[i-1].data.d_int32);
+          (*params)[i].data.d_floatarray = g_new (gdouble,
+                                                  (*params)[i-1].data.d_int32);
+          if (! _gimp_wire_read_double (channel,
+                                        (*params)[i].data.d_floatarray,
+                                        (*params)[i-1].data.d_int32,
+                                        user_data))
+            {
+              g_free ((*params)[i].data.d_floatarray);
+              goto cleanup;
+            }
+          break;
+
+        case GIMP_PDB_STRINGARRAY:
+          (*params)[i-1].data.d_int32 = MAX (0, (*params)[i-1].data.d_int32);
+          (*params)[i].data.d_stringarray = g_new0 (gchar *,
+                                                    (*params)[i-1].data.d_int32);
+          if (! _gimp_wire_read_string (channel,
+                                        (*params)[i].data.d_stringarray,
+                                        (*params)[i-1].data.d_int32,
+                                        user_data))
+            {
+              for (j = 0; j < (*params)[i-1].data.d_int32; j++)
+                g_free (((*params)[i].data.d_stringarray)[j]);
+              g_free ((*params)[i].data.d_stringarray);
+              goto cleanup;
+            }
+          break;
+
+        case GIMP_PDB_COLOR:
+          if (! _gimp_wire_read_color (channel,
+                                       &(*params)[i].data.d_color, 1,
+                                       user_data))
+            goto cleanup;
+          break;
+
+        case GIMP_PDB_ITEM:
+          if (! _gimp_wire_read_int32 (channel,
+                                       (guint32 *) &(*params)[i].data.d_item, 1,
+                                       user_data))
+            goto cleanup;
+          break;
+
+        case GIMP_PDB_DISPLAY:
+          if (! _gimp_wire_read_int32 (channel,
+                                       (guint32 *) &(*params)[i].data.d_display, 1,
+                                       user_data))
+            goto cleanup;
+          break;
+
+        case GIMP_PDB_IMAGE:
+          if (! _gimp_wire_read_int32 (channel,
+                                       (guint32 *) &(*params)[i].data.d_image, 1,
+                                       user_data))
+            goto cleanup;
+          break;
+
+        case GIMP_PDB_LAYER:
+          if (! _gimp_wire_read_int32 (channel,
+                                       (guint32 *) &(*params)[i].data.d_layer, 1,
+                                       user_data))
+            goto cleanup;
+          break;
+
+        case GIMP_PDB_CHANNEL:
+          if (! _gimp_wire_read_int32 (channel,
+                                       (guint32 *) &(*params)[i].data.d_channel, 1,
+                                       user_data))
+            goto cleanup;
+          break;
+
+        case GIMP_PDB_DRAWABLE:
+          if (! _gimp_wire_read_int32 (channel,
+                                       (guint32 *) &(*params)[i].data.d_drawable, 1,
+                                       user_data))
+            goto cleanup;
+          break;
+
+        case GIMP_PDB_SELECTION:
+          if (! _gimp_wire_read_int32 (channel,
+                                       (guint32 *) &(*params)[i].data.d_selection, 1,
+                                       user_data))
+            goto cleanup;
+          break;
+
+        case GIMP_PDB_COLORARRAY:
+          (*params)[i].data.d_colorarray = g_new (GimpRGB,
+                                                  (*params)[i-1].data.d_int32);
+          if (! _gimp_wire_read_color (channel,
+                                       (*params)[i].data.d_colorarray,
+                                       (*params)[i-1].data.d_int32,
+                                       user_data))
+            {
+              g_free ((*params)[i].data.d_colorarray);
+              goto cleanup;
+            }
+          break;
+
+        case GIMP_PDB_VECTORS:
+          if (! _gimp_wire_read_int32 (channel,
+                                       (guint32 *) &(*params)[i].data.d_vectors, 1,
+                                       user_data))
+            goto cleanup;
+          break;
+
+        case GIMP_PDB_PARASITE:
+          if (! _gimp_wire_read_string (channel,
+                                        &(*params)[i].data.d_parasite.name, 1,
+                                        user_data))
+            goto cleanup;
+          if ((*params)[i].data.d_parasite.name == NULL)
+            {
+              /* we have a null parasite */
+              (*params)[i].data.d_parasite.data = NULL;
+              break;
+            }
+          if (! _gimp_wire_read_int32 (channel,
+                                       &((*params)[i].data.d_parasite.flags), 1,
+                                       user_data))
+            goto cleanup;
+          if (! _gimp_wire_read_int32 (channel,
+                                       &((*params)[i].data.d_parasite.size), 1,
+                                       user_data))
+            goto cleanup;
+          if ((*params)[i].data.d_parasite.size > 0)
+            {
+              (*params)[i].data.d_parasite.data =
+                g_malloc ((*params)[i].data.d_parasite.size);
+              if (! _gimp_wire_read_int8 (channel,
+                                          (*params)[i].data.d_parasite.data,
+                                          (*params)[i].data.d_parasite.size,
+                                          user_data))
+                {
+                  g_free ((*params)[i].data.d_parasite.data);
+                  goto cleanup;
+                }
+            }
+          else
+            (*params)[i].data.d_parasite.data = NULL;
+          break;
+
+        case GIMP_PDB_STATUS:
+          if (! _gimp_wire_read_int32 (channel,
+                                       (guint32 *) &(*params)[i].data.d_status, 1,
+                                       user_data))
+            goto cleanup;
+          break;
+
+        case GIMP_PDB_END:
+          break;
+        }
+    }
+
+  return;
+
+ cleanup:
+  *nparams = 0;
+  g_free (*params);
+  *params = NULL;
+}
+
+static void
+_gp_params_write (GIOChannel *channel,
+                  GPParam    *params,
+                  gint        nparams,
+                  gpointer    user_data)
+{
+  gint i;
+
+  if (! _gimp_wire_write_int32 (channel,
+                                (const guint32 *) &nparams, 1, user_data))
+    return;
+
+  for (i = 0; i < nparams; i++)
+    {
+      if (! _gimp_wire_write_int32 (channel,
+                                    (const guint32 *) &params[i].type, 1,
+                                    user_data))
+        return;
+
+      switch (params[i].type)
+        {
+        case GIMP_PDB_INT32:
+          if (! _gimp_wire_write_int32 (channel,
+                                        (const guint32 *) &params[i].data.d_int32, 1,
+                                        user_data))
+            return;
+          break;
+
+        case GIMP_PDB_INT16:
+          if (! _gimp_wire_write_int16 (channel,
+                                        (const guint16 *) &params[i].data.d_int16, 1,
+                                        user_data))
+            return;
+          break;
+
+        case GIMP_PDB_INT8:
+          if (! _gimp_wire_write_int8 (channel,
+                                       (const guint8 *) &params[i].data.d_int8, 1,
+                                       user_data))
+            return;
+          break;
+
+        case GIMP_PDB_FLOAT:
+          if (! _gimp_wire_write_double (channel,
+                                         &params[i].data.d_float, 1,
+                                         user_data))
+            return;
+          break;
+
+        case GIMP_PDB_STRING:
+          if (! _gimp_wire_write_string (channel,
+                                         &params[i].data.d_string, 1,
+                                         user_data))
+            return;
+          break;
+
+        case GIMP_PDB_INT32ARRAY:
+          if (! _gimp_wire_write_int32 (channel,
+                                        (const guint32 *) params[i].data.d_int32array,
+                                        params[i-1].data.d_int32,
+                                        user_data))
+            return;
+          break;
+
+        case GIMP_PDB_INT16ARRAY:
+          if (! _gimp_wire_write_int16 (channel,
+                                        (const guint16 *) params[i].data.d_int16array,
+                                        params[i-1].data.d_int32,
+                                        user_data))
+            return;
+          break;
+
+        case GIMP_PDB_INT8ARRAY:
+          if (! _gimp_wire_write_int8 (channel,
+                                       (const guint8 *) params[i].data.d_int8array,
+                                       params[i-1].data.d_int32,
+                                       user_data))
+            return;
+          break;
+
+        case GIMP_PDB_FLOATARRAY:
+          if (! _gimp_wire_write_double (channel,
+                                         params[i].data.d_floatarray,
+                                         params[i-1].data.d_int32,
+                                         user_data))
+            return;
+          break;
+
+        case GIMP_PDB_STRINGARRAY:
+          if (! _gimp_wire_write_string (channel,
+                                         params[i].data.d_stringarray,
+                                         params[i-1].data.d_int32,
+                                         user_data))
+            return;
+          break;
+
+        case GIMP_PDB_COLOR:
+          if (! _gimp_wire_write_color (channel,
+                                        &params[i].data.d_color, 1, user_data))
+            return;
+          break;
+
+        case GIMP_PDB_ITEM:
+          if (! _gimp_wire_write_int32 (channel,
+                                        (const guint32 *) &params[i].data.d_item, 1,
+                                        user_data))
+            return;
+          break;
+
+        case GIMP_PDB_DISPLAY:
+          if (! _gimp_wire_write_int32 (channel,
+                                        (const guint32 *) &params[i].data.d_display, 1,
+                                        user_data))
+            return;
+          break;
+
+        case GIMP_PDB_IMAGE:
+          if (! _gimp_wire_write_int32 (channel,
+                                        (const guint32 *) &params[i].data.d_image, 1,
+                                        user_data))
+            return;
+          break;
+
+        case GIMP_PDB_LAYER:
+          if (! _gimp_wire_write_int32 (channel,
+                                        (const guint32 *) &params[i].data.d_layer, 1,
+                                        user_data))
+            return;
+          break;
+
+        case GIMP_PDB_CHANNEL:
+          if (! _gimp_wire_write_int32 (channel,
+                                        (const guint32 *) &params[i].data.d_channel, 1,
+                                        user_data))
+            return;
+          break;
+
+        case GIMP_PDB_DRAWABLE:
+          if (! _gimp_wire_write_int32 (channel,
+                                        (const guint32 *) &params[i].data.d_drawable, 1,
+                                        user_data))
+            return;
+          break;
+
+        case GIMP_PDB_SELECTION:
+          if (! _gimp_wire_write_int32 (channel,
+                                        (const guint32 *) &params[i].data.d_selection, 1,
+                                        user_data))
+            return;
+          break;
+
+        case GIMP_PDB_COLORARRAY:
+          if (! _gimp_wire_write_color (channel,
+                                        params[i].data.d_colorarray,
+                                        params[i-1].data.d_int32,
+                                        user_data))
+            return;
+          break;
+
+        case GIMP_PDB_VECTORS:
+          if (! _gimp_wire_write_int32 (channel,
+                                        (const guint32 *) &params[i].data.d_vectors, 1,
+                                        user_data))
+            return;
+          break;
+
+        case GIMP_PDB_PARASITE:
+          {
+            GimpParasite *p = &params[i].data.d_parasite;
+
+            if (p->name == NULL)
+              {
+                /* write a null string to signal a null parasite */
+                _gimp_wire_write_string (channel,  &p->name, 1, user_data);
+                break;
+              }
+
+            if (! _gimp_wire_write_string (channel, &p->name, 1, user_data))
+              return;
+            if (! _gimp_wire_write_int32 (channel, &p->flags, 1, user_data))
+              return;
+            if (! _gimp_wire_write_int32 (channel, &p->size, 1, user_data))
+              return;
+            if (p->size > 0)
+              {
+                if (! _gimp_wire_write_int8 (channel,
+                                             p->data, p->size, user_data))
+                  return;
+              }
+          }
+          break;
+
+        case GIMP_PDB_STATUS:
+          if (! _gimp_wire_write_int32 (channel,
+                                        (const guint32 *) &params[i].data.d_status, 1,
+                                        user_data))
+            return;
+          break;
+
+        case GIMP_PDB_END:
+          break;
+        }
+    }
+}
+
+void
+gp_params_destroy (GPParam *params,
+                   gint     nparams)
+{
+  gint i;
+
+  for (i = 0; i < nparams; i++)
+    {
+      switch (params[i].type)
+        {
+        case GIMP_PDB_INT32:
+        case GIMP_PDB_INT16:
+        case GIMP_PDB_INT8:
+        case GIMP_PDB_FLOAT:
+        case GIMP_PDB_COLOR:
+        case GIMP_PDB_ITEM:
+        case GIMP_PDB_DISPLAY:
+        case GIMP_PDB_IMAGE:
+        case GIMP_PDB_LAYER:
+        case GIMP_PDB_CHANNEL:
+        case GIMP_PDB_DRAWABLE:
+        case GIMP_PDB_SELECTION:
+        case GIMP_PDB_VECTORS:
+        case GIMP_PDB_STATUS:
+          break;
+
+        case GIMP_PDB_STRING:
+          g_free (params[i].data.d_string);
+          break;
+
+        case GIMP_PDB_INT32ARRAY:
+          g_free (params[i].data.d_int32array);
+          break;
+
+        case GIMP_PDB_INT16ARRAY:
+          g_free (params[i].data.d_int16array);
+          break;
+
+        case GIMP_PDB_INT8ARRAY:
+          g_free (params[i].data.d_int8array);
+          break;
+
+        case GIMP_PDB_FLOATARRAY:
+          g_free (params[i].data.d_floatarray);
+          break;
+
+        case GIMP_PDB_STRINGARRAY:
+          if ((i > 0) && (params[i-1].type == GIMP_PDB_INT32))
+            {
+              gint count = params[i-1].data.d_int32;
+              gint j;
+
+              for (j = 0; j < count; j++)
+                g_free (params[i].data.d_stringarray[j]);
+
+              g_free (params[i].data.d_stringarray);
+            }
+          break;
+
+        case GIMP_PDB_COLORARRAY:
+          g_free (params[i].data.d_colorarray);
+          break;
+
+        case GIMP_PDB_PARASITE:
+          if (params[i].data.d_parasite.name)
+            g_free (params[i].data.d_parasite.name);
+          if (params[i].data.d_parasite.data)
+            g_free (params[i].data.d_parasite.data);
+          break;
+
+        case GIMP_PDB_END:
+          break;
+        }
+    }
+
+  g_free (params);
+}
+
+/* has_init */
+
+static void
+_gp_has_init_read (GIOChannel      *channel,
+                   GimpWireMessage *msg,
+                   gpointer         user_data)
+{
+}
+
+static void
+_gp_has_init_write (GIOChannel      *channel,
+                    GimpWireMessage *msg,
+                    gpointer         user_data)
+{
+}
+
+static void
+_gp_has_init_destroy (GimpWireMessage *msg)
+{
+}