client: add BasicServiceSet interface

Makefile.am

@@ -319,6 +319,7 @@ client_iwctl_SOURCES = client/main.c \
 			client/daemon.c client/daemon.h \
 			client/dpp.c client/dpp-pkex.c \
 			client/station-debug.c \
+			client/bss.c \
 			src/util.c src/util.h \
 			src/band.c src/band.h
 

client/bss.c

@@ -0,0 +1,109 @@
+/*
+ *
+ *  Wireless daemon for Linux
+ *
+ *  Copyright (C) 2024, Locus Robotics
+ *
+ *  This library is free software; you can redistribute it and/or
+ *  modify it under the terms of the GNU Lesser General Public
+ *  License as published by the Free Software Foundation; either
+ *  version 2.1 of the License, or (at your option) any later version.
+ *
+ *  This library 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
+ *  Lesser General Public License for more details.
+ *
+ *  You should have received a copy of the GNU Lesser General Public
+ *  License along with this library; 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 <ell/ell.h>
+#include "ell/useful.h"
+
+#include "client/dbus-proxy.h"
+#include "client/display.h"
+
+struct bss {
+	char *address;
+};
+
+static const char *get_address(const void *data)
+{
+	const struct bss *bss = data;
+
+	return bss->address;
+}
+
+static void update_address(void *data, struct l_dbus_message_iter *variant)
+{
+	struct bss *bss = data;
+	const char *value;
+
+	l_free(bss->address);
+
+	if (!l_dbus_message_iter_get_variant(variant, "s", &value)) {
+		bss->address = NULL;
+
+		return;
+	}
+
+	bss->address = l_strdup(value);
+}
+
+static const struct proxy_interface_property bss_properties[] = {
+	{ "Address",       "s", update_address, get_address },
+	{ }
+};
+
+static void *bss_create(void)
+{
+	return l_new(struct bss, 1);
+}
+
+static void bss_destroy(void *data)
+{
+	struct bss *bss = data;
+
+	l_free(bss->address);
+	l_free(bss);
+}
+
+static void bss_display_inline(const char *margin, const void *data)
+{
+	const struct bss *bss = data;
+
+	display("%s%s\n", margin, bss->address);
+}
+
+static const struct proxy_interface_type_ops ops = {
+	.create = bss_create,
+	.destroy = bss_destroy,
+	.display = bss_display_inline,
+};
+
+static struct proxy_interface_type bss_interface_type = {
+	.interface = IWD_BSS_INTERFACE,
+	.properties = bss_properties,
+	.ops = &ops,
+};
+
+static int bss_interface_init(void)
+{
+	proxy_interface_type_register(&bss_interface_type);
+
+	return 0;
+}
+
+static void bss_interface_exit(void)
+{
+	proxy_interface_type_unregister(&bss_interface_type);
+}
+
+INTERFACE_TYPE(bss_interface_type, bss_interface_init, bss_interface_exit)