From 885ac067b4332bea808de50885d0ccd6386b8636 Mon Sep 17 00:00:00 2001
From: Marcel Holtmann <marcel@holtmann.org>
Date: Tue, 11 Aug 2009 23:23:50 -0700
Subject: [PATCH] Add callbacks for IP bound and release events

---
 include/ipconfig.h |  2 ++
 src/device.c       | 14 +++++++++++++-
 src/ipconfig.c     | 42 ++++++++++++++++++++++++++++++++++++++++++
 3 files changed, 57 insertions(+), 1 deletion(-)

diff --git a/include/ipconfig.h b/include/ipconfig.h
index 83a8172..76d0b28 100644
--- a/include/ipconfig.h
+++ b/include/ipconfig.h
@@ -64,6 +64,8 @@ struct connman_ipconfig_ops {
 	void (*down) (struct connman_ipconfig *ipconfig);
 	void (*lower_up) (struct connman_ipconfig *ipconfig);
 	void (*lower_down) (struct connman_ipconfig *ipconfig);
+	void (*ip_bound) (struct connman_ipconfig *ipconfig);
+	void (*ip_release) (struct connman_ipconfig *ipconfig);
 };
 
 struct connman_ipconfig *connman_ipconfig_create(int index);
diff --git a/src/device.c b/src/device.c
index 17720e5..1f0e20a 100644
--- a/src/device.c
+++ b/src/device.c
@@ -1036,7 +1036,17 @@ static void device_lower_up(struct connman_ipconfig *ipconfig)
 
 static void device_lower_down(struct connman_ipconfig *ipconfig)
 {
-        connman_info("%s lower down", connman_ipconfig_get_ifname(ipconfig));
+	connman_info("%s lower down", connman_ipconfig_get_ifname(ipconfig));
+}
+
+static void device_ip_bound(struct connman_ipconfig *ipconfig)
+{
+	connman_info("%s ip bound", connman_ipconfig_get_ifname(ipconfig));
+}
+
+static void device_ip_release(struct connman_ipconfig *ipconfig)
+{
+	connman_info("%s ip release", connman_ipconfig_get_ifname(ipconfig));
 }
 
 static const struct connman_ipconfig_ops device_ops = {
@@ -1044,6 +1054,8 @@ static const struct connman_ipconfig_ops device_ops = {
 	.down		= device_down,
 	.lower_up	= device_lower_up,
 	.lower_down	= device_lower_down,
+	.ip_bound	= device_ip_bound,
+	.ip_release	= device_ip_release,
 };
 
 /**
diff --git a/src/ipconfig.c b/src/ipconfig.c
index faed54d..b02f20c 100644
--- a/src/ipconfig.c
+++ b/src/ipconfig.c
@@ -256,6 +256,8 @@ static void __connman_ipconfig_lower_down(struct connman_ipdevice *ipdevice)
 		return;
 
 	ipdevice->driver->release(ipdevice->config);
+
+	connman_inet_clear_address(ipdevice->index);
 }
 
 void __connman_ipconfig_newlink(int index, unsigned short type,
@@ -317,6 +319,8 @@ update:
 			lower_down = TRUE;
 	}
 
+	connman_inet_clear_address(index);
+
 	ipdevice->flags = flags;
 
 	str = g_string_new(NULL);
@@ -401,6 +405,7 @@ void __connman_ipconfig_newaddr(int index, const char *label,
 {
 	struct connman_ipdevice *ipdevice;
 	struct connman_ipaddress *ipaddress;
+	GList *list;
 
 	DBG("index %d", index);
 
@@ -420,6 +425,23 @@ void __connman_ipconfig_newaddr(int index, const char *label,
 
 	connman_info("%s {add} address %s/%u label %s", ipdevice->ifname,
 						address, prefixlen, label);
+
+	if ((ipdevice->flags & (IFF_RUNNING | IFF_LOWER_UP)) != (IFF_RUNNING | IFF_LOWER_UP))
+		return;
+
+	if (g_slist_length(ipdevice->address_list) > 1)
+		return;
+
+	for (list = g_list_first(ipconfig_list); list;
+						list = g_list_next(list)) {
+		struct connman_ipconfig *ipconfig = list->data;
+
+		if (index != ipconfig->index)
+			continue;
+
+		if (ipconfig->ops && ipconfig->ops->ip_bound)
+			ipconfig->ops->ip_bound(ipconfig);
+	}
 }
 
 void __connman_ipconfig_deladdr(int index, const char *label,
@@ -427,6 +449,7 @@ void __connman_ipconfig_deladdr(int index, const char *label,
 {
 	struct connman_ipdevice *ipdevice;
 	struct connman_ipaddress *ipaddress;
+	GList *list;
 
 	DBG("index %d", index);
 
@@ -445,6 +468,23 @@ void __connman_ipconfig_deladdr(int index, const char *label,
 
 	connman_info("%s {del} address %s/%u label %s", ipdevice->ifname,
 						address, prefixlen, label);
+
+	if ((ipdevice->flags & (IFF_RUNNING | IFF_LOWER_UP)) != (IFF_RUNNING | IFF_LOWER_UP))
+		return;
+
+	if (g_slist_length(ipdevice->address_list) > 0)
+		return;
+
+	for (list = g_list_first(ipconfig_list); list;
+						list = g_list_next(list)) {
+		struct connman_ipconfig *ipconfig = list->data;
+
+		if (index != ipconfig->index)
+			continue;
+
+		if (ipconfig->ops && ipconfig->ops->ip_release)
+			ipconfig->ops->ip_release(ipconfig);
+	}
 }
 
 void __connman_ipconfig_newroute(int index, unsigned char scope,
@@ -697,6 +737,8 @@ void connman_ipconfig_bind(struct connman_ipconfig *ipconfig,
 					struct connman_ipaddress *ipaddress)
 {
 	connman_ipaddress_copy(ipconfig->address, ipaddress);
+
+	connman_inet_set_address(ipconfig->index, ipconfig->address);
 }
 
 const char *__connman_ipconfig_method2string(enum connman_ipconfig_method method)
-- 
2.7.4