mirror of https://github.com/GNOME/gimp.git
134 lines
3.3 KiB
C
134 lines
3.3 KiB
C
/* GIMP - The GNU Image Manipulation Program
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* Copyright (C) 1995 Spencer Kimball and Peter Mattis
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*
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* gimppluginmanager-data.c
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program 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
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "config.h"
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#include <string.h>
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#include <gio/gio.h>
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#include "plug-in-types.h"
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#include "gimppluginmanager.h"
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#include "gimppluginmanager-data.h"
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typedef struct _GimpPlugInData GimpPlugInData;
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struct _GimpPlugInData
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{
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gchar *identifier;
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gint32 bytes;
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guint8 *data;
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};
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/* public functions */
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void
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gimp_plug_in_manager_data_free (GimpPlugInManager *manager)
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{
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g_return_if_fail (GIMP_IS_PLUG_IN_MANAGER (manager));
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if (manager->data_list)
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{
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GList *list;
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for (list = manager->data_list;
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list;
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list = g_list_next (list))
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{
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GimpPlugInData *data = list->data;
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g_free (data->identifier);
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g_free (data->data);
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g_slice_free (GimpPlugInData, data);
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}
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g_list_free (manager->data_list);
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manager->data_list = NULL;
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}
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}
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void
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gimp_plug_in_manager_set_data (GimpPlugInManager *manager,
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const gchar *identifier,
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gint32 bytes,
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const guint8 *data)
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{
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GimpPlugInData *plug_in_data;
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GList *list;
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g_return_if_fail (GIMP_IS_PLUG_IN_MANAGER (manager));
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g_return_if_fail (identifier != NULL);
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g_return_if_fail (bytes > 0);
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g_return_if_fail (data != NULL);
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for (list = manager->data_list; list; list = g_list_next (list))
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{
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plug_in_data = list->data;
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if (! strcmp (plug_in_data->identifier, identifier))
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break;
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}
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/* If there isn't already data with the specified identifier, create one */
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if (list == NULL)
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{
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plug_in_data = g_slice_new0 (GimpPlugInData);
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plug_in_data->identifier = g_strdup (identifier);
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manager->data_list = g_list_prepend (manager->data_list, plug_in_data);
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}
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else
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{
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g_free (plug_in_data->data);
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}
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plug_in_data->bytes = bytes;
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plug_in_data->data = g_memdup (data, bytes);
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}
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const guint8 *
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gimp_plug_in_manager_get_data (GimpPlugInManager *manager,
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const gchar *identifier,
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gint32 *bytes)
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{
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GList *list;
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g_return_val_if_fail (GIMP_IS_PLUG_IN_MANAGER (manager), NULL);
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g_return_val_if_fail (identifier != NULL, NULL);
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g_return_val_if_fail (bytes != NULL, NULL);
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*bytes = 0;
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for (list = manager->data_list; list; list = g_list_next (list))
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{
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GimpPlugInData *plug_in_data = list->data;
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if (! strcmp (plug_in_data->identifier, identifier))
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{
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*bytes = plug_in_data->bytes;
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return plug_in_data->data;
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}
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}
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return NULL;
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}
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