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/*
* dLeyna
*
* Copyright (C) 2013 Intel Corporation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU Lesser General Public License,
* version 2.1, as published by the Free Software Foundation.
*
* This program is distributed in the hope it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License
* for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
*
* Regis Merlino <regis.merlino@intel.com>
*
*/
#include <gmodule.h>
#include <string.h>
#include "connector-mgr.h"
#include "log.h"
static GHashTable *g_connectors;
const dleyna_connector_t *dleyna_connector_mgr_load(const gchar *name)
{
GModule *module;
const dleyna_connector_t *connector;
dleyna_connector_get_interface_t get_interface;
gchar *path;
DLEYNA_LOG_DEBUG("Enter");
path = g_strdup_printf("%s/%s%s.so", CONNECTOR_DIR,
DLEYNA_CONNECTOR_LIB_PATTERN, name);
module = g_module_open(path, G_MODULE_BIND_LAZY);
g_free(path);
if (module) {
if (!g_connectors)
g_connectors = g_hash_table_new(g_direct_hash,
g_direct_equal);
if (g_module_symbol(module, "dleyna_connector_get_interface",
(gpointer *)&get_interface)) {
connector = get_interface();
g_hash_table_insert(g_connectors, (gpointer)connector,
module);
} else {
connector = NULL;
g_module_close(module);
DLEYNA_LOG_CRITICAL(
"Connector '%s' entry point not found",
name);
}
} else {
connector = NULL;
DLEYNA_LOG_CRITICAL("Connector '%s' not found", name);
}
DLEYNA_LOG_DEBUG("Exit");
return connector;
}
void dleyna_connector_mgr_release(const dleyna_connector_t *connector)
{
GModule *module;
DLEYNA_LOG_DEBUG("Enter");
module = g_hash_table_lookup(g_connectors, connector);
if (module) {
g_module_close(module);
g_hash_table_remove(g_connectors, connector);
if (g_hash_table_size(g_connectors) == 0) {
g_hash_table_unref(g_connectors);
g_connectors = NULL;
}
}
DLEYNA_LOG_DEBUG("Exit");
}
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