Move hcid to src directory and rename it to bluetoothd

1 files changed, 190 insertions, 0 deletions

diff --git a/src/plugin.c b/src/plugin.c
new file mode 100644
index 00000000..331a832f
--- /dev/null
+++ b/src/plugin.c
@@ -0,0 +1,190 @@
+/*
+ *
+ *  BlueZ - Bluetooth protocol stack for Linux
+ *
+ *  Copyright (C) 2004-2008  Marcel Holtmann <marcel@holtmann.org>
+ *
+ *
+ *  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; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  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., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include <glib.h>
+#include <gmodule.h>
+#include <string.h>
+
+#include <sys/stat.h>
+#include <errno.h>
+
+#include <bluetooth/bluetooth.h>
+
+#include "logging.h"
+
+#include "plugin.h"
+
+static GSList *plugins = NULL;
+
+struct bluetooth_plugin {
+	GModule *module;
+	struct bluetooth_plugin_desc *desc;
+};
+
+static gboolean add_plugin(GModule *module, struct bluetooth_plugin_desc *desc)
+{
+	struct bluetooth_plugin *plugin;
+
+	if (desc->init() < 0)
+		return FALSE;
+
+	plugin = g_try_new0(struct bluetooth_plugin, 1);
+	if (plugin == NULL)
+		return FALSE;
+
+	plugin->module = module;
+	plugin->desc = desc;
+
+	plugins = g_slist_append(plugins, plugin);
+
+	return TRUE;
+}
+
+static gboolean is_disabled(const char *name, char **list)
+{
+	int i;
+
+	for (i = 0; list[i] != NULL; i++) {
+		char *str;
+		gboolean equal;
+
+		str = g_strdup_printf("lib%s.so", list[i]);
+
+		equal = g_str_equal(str, name);
+
+		g_free(str);
+
+		if (equal)
+			return TRUE;
+	}
+
+	return FALSE;
+}
+
+gboolean plugin_init(GKeyFile *config)
+{
+	GDir *dir;
+	const gchar *file;
+	gchar **disabled;
+
+	if (strlen(PLUGINDIR) == 0)
+		return FALSE;
+
+	if (config)
+		disabled = g_key_file_get_string_list(config, "General",
+							"DisablePlugins",
+							NULL, NULL);
+	else
+		disabled = NULL;
+
+	debug("Loading plugins %s", PLUGINDIR);
+
+	dir = g_dir_open(PLUGINDIR, 0, NULL);
+	if (!dir) {
+		g_strfreev(disabled);
+		return FALSE;
+	}
+
+	while ((file = g_dir_read_name(dir)) != NULL) {
+		GModule *module;
+		struct bluetooth_plugin_desc *desc;
+		gchar *filename;
+		struct stat st;
+
+		if (g_str_has_prefix(file, "lib") == TRUE ||
+				g_str_has_suffix(file, ".so") == FALSE)
+			continue;
+
+		if (disabled && is_disabled(file, disabled))
+			continue;
+
+		filename = g_build_filename(PLUGINDIR, file, NULL);
+
+		if (stat(filename, &st) < 0) {
+			error("Can't load plugin %s: %s (%d)", filename,
+				strerror(errno), errno);
+			g_free(filename);
+			continue;
+		}
+
+		module = g_module_open(filename, G_MODULE_BIND_LOCAL);
+		if (module == NULL) {
+			error("Can't load plugin: %s", g_module_error());
+			g_free(filename);
+			continue;
+		}
+
+		g_free(filename);
+
+		debug("%s", g_module_name(module));
+
+		if (g_module_symbol(module, "bluetooth_plugin_desc",
+					(gpointer) &desc) == FALSE) {
+			error("Can't load plugin description");
+			g_module_close(module);
+			continue;
+		}
+
+		if (desc == NULL || desc->init == NULL) {
+			g_module_close(module);
+			continue;
+		}
+
+		if (add_plugin(module, desc) == FALSE) {
+			error("Can't init plugin %s", g_module_name(module));
+			g_module_close(module);
+		}
+	}
+
+	g_dir_close(dir);
+
+	g_strfreev(disabled);
+
+	return TRUE;
+}
+
+void plugin_cleanup(void)
+{
+	GSList *list;
+
+	debug("Cleanup plugins");
+
+	for (list = plugins; list; list = list->next) {
+		struct bluetooth_plugin *plugin = list->data;
+
+		debug("%s", g_module_name(plugin->module));
+
+		if (plugin->desc->exit)
+			plugin->desc->exit();
+
+		g_module_close(plugin->module);
+
+		g_free(plugin);
+	}
+
+	g_slist_free(plugins);
+}