Support functions for loadable plugins
[ICd internal functions]

Typedefs
typedef gboolean(*	icd_plugin_load_cb_fn )(const gchar *module_name, void *handle, gpointer init_function, gpointer cb_data)
Functions
gboolean	icd_plugin_load (const char *filename, const char *name, const char *init_name, icd_plugin_load_cb_fn cb, gpointer cb_data)
gboolean	icd_plugin_load_all (const char *plugindir, const char *prefix, const char *init_name, icd_plugin_load_cb_fn cb, gpointer cb_data)
gboolean	icd_plugin_load_list (const char *plugindir, GSList *plugin_list, const char *init_name, icd_plugin_load_cb_fn cb, gpointer cb_data)
void	icd_plugin_unload_module (void *handle)

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Typedef Documentation

typedef gboolean(* icd_plugin_load_cb_fn)(const gchar *module_name, void *handle, gpointer init_function, gpointer cb_data)

Plugin initialization callback function

Parameters:

	module_name	the moduel filename
	handle	module handle to pass unloading function
	init_function	a pointer to the plugin init function
	cb_data	user data passed to icd_plugin_load_all

Returns:

TRUE on success, FALSE on failure whereby the module is unloaded

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Function Documentation

gboolean icd_plugin_load	(	const char *	filename,
		const char *	name,
		const char *	init_name,
		icd_plugin_load_cb_fn	cb,
		gpointer	cb_data
	)

Load the plugin shared object file

Parameters:

	filename	full pathname to the shared object file
	name	name of the module
	init_name	the name of the plugin initialization function
	cb	function called when the plugin has been loaded
	cb_data	data to pass to the callback

Returns:

TRUE on success, FALSE on failure

References ILOG_DEBUG, and ILOG_ERR.

Referenced by icd_plugin_load_all(), icd_plugin_load_list(), and icd_srv_provider_load_modules().

gboolean icd_plugin_load_all	(	const char *	plugindir,
		const char *	prefix,
		const char *	init_name,
		icd_plugin_load_cb_fn	cb,
		gpointer	cb_data
	)

Load all plugins in specified directory. Enumerates all files in the directory and tries to load all shared objects in the there.

Parameters:

	plugindir	path for the plugins
	prefix	prefix for the plugins to load
	init_name	the name of the plugin initialization function
	cb	function called when the plugin has been loaded
	cb_data	data to pass to the callback

Returns:

TRUE if loading of at least one plugin loading succeeded, FALSE if no modules were loaded

References icd_plugin_load(), and ILOG_WARN.

Referenced by icd_network_api_load_modules().

gboolean icd_plugin_load_list	(	const char *	plugindir,
		GSList *	plugin_list,
		const char *	init_name,
		icd_plugin_load_cb_fn	cb,
		gpointer	cb_data
	)

Load all plugins from a specified list of file names.

Parameters:

	plugindir	path for the plugins
	plugin_list	list of plugin file names
	init_name	the name of the plugin initialization function
	cb	function called when the plugin has been loaded
	cb_data	data to pass to the callback

Returns:

TRUE if loading of at least one plugin loading succeeded, FALSE if no modules were loaded

References icd_plugin_load(), ILOG_ERR, and ILOG_WARN.

Referenced by icd_policy_api_load_modules().

void icd_plugin_unload_module

(

void *

handle

)

Unload a module.

Parameters:

handle

module handle given to module initialization callback

Referenced by icd_network_api_init_cb(), icd_network_api_unload_modules(), icd_policy_api_unload_modules(), icd_srv_provider_init(), and icd_srv_provider_unload_modules().