Add framework for configuration files

1 files changed, 168 insertions, 0 deletions

diff --git a/src/config.c b/src/config.c
new file mode 100644
index 00000000..f22d5178
--- /dev/null
+++ b/src/config.c
@@ -0,0 +1,168 @@
+/*
+ *
+ *  Connection Manager
+ *
+ *  Copyright (C) 2007-2009  Intel Corporation. All rights reserved.
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License version 2 as
+ *  published by the Free Software Foundation.
+ *
+ *  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 "connman.h"
+
+struct connman_config {
+	char *ident;
+	char *name;
+	char *description;
+};
+
+static GHashTable *config_hash = NULL;
+
+static int load_config(struct connman_config *config)
+{
+	GKeyFile *keyfile;
+	char *str;
+
+	DBG("config %p", config);
+
+	keyfile = __connman_storage_open_config(config->ident);
+	if (keyfile == NULL)
+		return -EIO;
+
+	str = g_key_file_get_string(keyfile, "global", "Name", NULL);
+	if (str != NULL) {
+		g_free(config->name);
+		config->name = str;
+	}
+
+	str = g_key_file_get_string(keyfile, "global", "Description", NULL);
+	if (str != NULL) {
+		g_free(config->description);
+		config->description = str;
+	}
+
+	__connman_storage_close_config(config->ident, keyfile, FALSE);
+
+	return 0;
+}
+
+static void free_config(struct connman_config *config)
+{
+	g_free(config->description);
+	g_free(config->name);
+	g_free(config->ident);
+	g_free(config);
+}
+
+static void unregister_config(gpointer data)
+{
+	struct connman_config *config = data;
+
+	connman_info("Removing configuration %s", config->ident);
+
+	free_config(config);
+}
+
+static int create_config(const char *ident)
+{
+	struct connman_config *config;
+
+	DBG("ident %s", ident);
+
+	config = g_try_new0(struct connman_config, 1);
+	if (config == NULL)
+		return -ENOMEM;
+
+	config->ident = g_strdup(ident);
+
+	if (config->ident == NULL) {
+		free_config(config);
+		return -ENOMEM;
+	}
+
+	if (g_hash_table_lookup(config_hash, config->ident) != NULL) {
+		free_config(config);
+		return -EEXIST;
+	}
+
+	g_hash_table_insert(config_hash, g_strdup(config->ident), config);
+
+	connman_info("Adding configuration %s", config->ident);
+
+	load_config(config);
+
+	return 0;
+}
+
+static int config_init(void)
+{
+	GDir *dir;
+	const gchar *file;
+
+	DBG("");
+
+	dir = g_dir_open(STORAGEDIR, 0, NULL);
+	if (dir != NULL) {
+		while ((file = g_dir_read_name(dir)) != NULL) {
+			GString *str;
+			gchar *ident;
+
+			if (g_str_has_suffix(file, ".config") == FALSE)
+				continue;
+
+			ident = g_strrstr(file, ".config");
+			if (ident == NULL)
+				continue;
+
+			str = g_string_new_len(file, ident - file);
+			if (str == NULL)
+				continue;
+
+			ident = g_string_free(str, FALSE);
+
+			if (connman_dbus_validate_ident(ident) == TRUE)
+				create_config(ident);
+
+			g_free(ident);
+		}
+
+		g_dir_close(dir);
+	}
+
+	return 0;
+}
+
+int __connman_config_init(void)
+{
+	DBG("");
+
+	config_hash = g_hash_table_new_full(g_str_hash, g_str_equal,
+						g_free, unregister_config);
+
+	return config_init();
+}
+
+void __connman_config_cleanup(void)
+{
+	DBG("");
+
+	g_hash_table_destroy(config_hash);
+	config_hash = NULL;
+}