/usr/include/swami/libswami/SwamiPlugin.h is in libswami-dev 2.0.0+svn389-5.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 | /*
* SwamiPlugin.h - Header file for Swami plugin system
*
* Swami
* Copyright (C) 1999-2010 Joshua "Element" Green <jgreen@users.sourceforge.net>
*
* Inspired by gstplugin from GStreamer (although re-coded)
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; version 2
* of the License only.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
* 02111-1307, USA or point your web browser to http://www.gnu.org.
*/
#ifndef __SWAMI_PLUGIN_H__
#define __SWAMI_PLUGIN_H__
#include <glib.h>
#include <glib-object.h>
#include <gmodule.h>
#include <libswami/version.h>
typedef struct _SwamiPlugin SwamiPlugin;
typedef struct _SwamiPluginClass SwamiPluginClass;
typedef struct _SwamiPluginInfo SwamiPluginInfo;
#define SWAMI_TYPE_PLUGIN (swami_plugin_get_type ())
#define SWAMI_PLUGIN(obj) \
(G_TYPE_CHECK_INSTANCE_CAST ((obj), SWAMI_TYPE_PLUGIN, SwamiPlugin))
#define SWAMI_PLUGIN_CLASS(klass) \
(G_TYPE_CHECK_CLASS_CAST ((klass), SWAMI_TYPE_PLUGIN, SwamiPluginClass))
#define SWAMI_IS_PLUGIN(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE ((obj), SWAMI_TYPE_PLUGIN))
#define SWAMI_IS_PLUGIN_CLASS(klass) \
(G_TYPE_CHECK_CLASS_TYPE ((klass), SWAMI_TYPE_PLUGIN))
/**
* SwamiPluginInitFunc:
* @plugin: Plugin object being loaded
* @err: Location to store error information
*
* A function type called after a plugin has been loaded.
*
* Returns: Should return %TRUE on success, %FALSE otherwise (@err should be
* set on failure).
*/
typedef gboolean (*SwamiPluginInitFunc)(SwamiPlugin *plugin, GError **err);
/**
* SwamiPluginExitFunc:
* @plugin: Plugin object being unloaded
*
* A function type called before a plugin is unloaded.
*/
typedef void (*SwamiPluginExitFunc)(SwamiPlugin *plugin);
/**
* SwamiPluginSaveXmlFunc:
* @plugin: Plugin object to save preference state of
* @xmlnode: #IpatchXmlNode tree to save preferences to
* @err: Location to store error info to
*
* An optional function type which is called to save a plugin's preference state to
* an XML tree. The passed in @xmlnode is an XML node created for this plugin.
*
* Returns: Should return %TRUE on success, %FALSE otherwise (in which case @err
* should be set).
*/
typedef gboolean (*SwamiPluginSaveXmlFunc)(SwamiPlugin *plugin, GNode *xmlnode,
GError **err);
/**
* SwamiPluginLoadXmlFunc:
* @plugin: Plugin object to load preference state to
* @xmlnode: #IpatchXmlNode tree to load preferences from
* @err: Location to store error info to
*
* An optional function type which is called to load a plugin's preference state from
* an XML tree. The passed in @xmlnode is an XML node for this plugin.
*
* Returns: Should return %TRUE on success, %FALSE otherwise (in which case @err
* should be set).
*/
typedef gboolean (*SwamiPluginLoadXmlFunc)(SwamiPlugin *plugin, GNode *xmlnode,
GError **err);
/* Swami plugin object (each loaded plugin gets one of these) */
struct _SwamiPlugin
{
GTypeModule parent_instance; /* derived from GTypeModule */
/*< private >*/
GModule *module; /* module of the plugin or NULL if not loaded */
SwamiPluginInitFunc init; /* function stored from SwamiPluginInfo */
SwamiPluginExitFunc exit; /* function stored from SwamiPluginInfo */
SwamiPluginSaveXmlFunc save_xml; /* Optional XML save function assigned in init */
SwamiPluginLoadXmlFunc load_xml; /* Optional XML load function assigned in init */
char *filename; /* filename it came from */
char *version; /* plugin specific version string */
char *author; /* author of this plugin */
char *copyright; /* copyright string */
char *descr; /* description of plugin */
char *license; /* license this plugin is distributed under */
};
/* Swami plugin class */
struct _SwamiPluginClass
{
GTypeModuleClass parent_class;
};
/* magic string to check sanity of plugins */
//#define SWAMI_PLUGIN_MAGIC GUINT_FROM_BE(0x53574D49)
#define SWAMI_PLUGIN_MAGIC "SWMI"
struct _SwamiPluginInfo
{
char magic[4]; /* magic string to ensure sanity */
char *swami_version; /* version of Swami plugin compiled for */
SwamiPluginInitFunc init; /* called to initialize plugin */
SwamiPluginExitFunc exit; /* called before plugin is unloaded */
};
/* a convenience macro to define plugin info */
#define SWAMI_PLUGIN_INFO(init, exit) \
SwamiPluginInfo swami_plugin_info = \
{ \
SWAMI_PLUGIN_MAGIC, \
SWAMI_VERSION, \
init, \
exit \
};
GType swami_plugin_get_type (void);
void swami_plugin_add_path (const char *path);
void swami_plugin_load_all (void);
gboolean swami_plugin_load (const char *filename);
gboolean swami_plugin_load_absolute (const char *filename);
gboolean swami_plugin_load_plugin (SwamiPlugin *plugin);
gboolean swami_plugin_is_loaded (SwamiPlugin *plugin);
SwamiPlugin *swami_plugin_find (const char *name);
GList *swami_plugin_get_list (void);
gboolean swami_plugin_save_xml (SwamiPlugin *plugin, GNode *xmlnode, GError **err);
gboolean swami_plugin_load_xml (SwamiPlugin *plugin, GNode *xmlnode, GError **err);
#endif /* __SWAMI_PLUGIN_H__ */
|