+#include "connman.h"
+
+struct connman_ipconfig {
+ gint refcount;
+ int index;
+ enum connman_ipconfig_type type;
+
+ struct connman_ipconfig *origin;
+
+ const struct connman_ipconfig_ops *ops;
+ void *ops_data;
+
+ enum connman_ipconfig_method method;
+ struct connman_ipaddress *address;
+ struct connman_ipaddress *system;
+};
+
+struct connman_ipdevice {
+ int index;
+ char *ifname;
+ unsigned short type;
+ unsigned int flags;
+ char *address;
+ uint16_t mtu;
+ uint32_t rx_packets;
+ uint32_t tx_packets;
+ uint32_t rx_bytes;
+ uint32_t tx_bytes;
+ uint32_t rx_errors;
+ uint32_t tx_errors;
+ uint32_t rx_dropped;
+ uint32_t tx_dropped;
+
+ GSList *address_list;
+ char *ipv4_gateway;
+ char *ipv6_gateway;
+
+ char *pac;
+
+ struct connman_ipconfig *config_ipv4;
+ struct connman_ipconfig *config_ipv6;
+};
+
+static GHashTable *ipdevice_hash = NULL;
+static GList *ipconfig_list = NULL;
+
+struct connman_ipaddress *connman_ipaddress_alloc(int family)
+{
+ struct connman_ipaddress *ipaddress;
+
+ ipaddress = g_try_new0(struct connman_ipaddress, 1);
+ if (ipaddress == NULL)
+ return NULL;
+
+ ipaddress->family = family;
+ ipaddress->prefixlen = 0;
+ ipaddress->local = NULL;
+ ipaddress->peer = NULL;
+ ipaddress->broadcast = NULL;
+ ipaddress->gateway = NULL;
+
+ return ipaddress;
+}
+
+void connman_ipaddress_free(struct connman_ipaddress *ipaddress)
+{
+ if (ipaddress == NULL)
+ return;
+
+ g_free(ipaddress->broadcast);
+ g_free(ipaddress->peer);
+ g_free(ipaddress->local);
+ g_free(ipaddress->gateway);
+ g_free(ipaddress);
+}
+
+unsigned char __connman_ipconfig_netmask_prefix_len(const char *netmask)
+{
+ unsigned char bits;
+ in_addr_t mask;
+ in_addr_t host;
+
+ if (netmask == NULL)
+ return 32;
+
+ mask = inet_network(netmask);
+ host = ~mask;
+
+ /* a valid netmask must be 2^n - 1 */
+ if ((host & (host + 1)) != 0)
+ return -1;
+
+ bits = 0;
+ for (; mask; mask <<= 1)
+ ++bits;
+
+ return bits;
+}
+
+static gboolean check_ipv6_address(const char *address)
+{
+ unsigned char buf[sizeof(struct in6_addr)];
+ int err;
+
+ err = inet_pton(AF_INET6, address, buf);
+ if (err > 0)
+ return TRUE;
+
+ return FALSE;
+}
+
+int connman_ipaddress_set_ipv6(struct connman_ipaddress *ipaddress,
+ const char *address, const char *gateway,
+ unsigned char prefix_length)
+{
+ if (ipaddress == NULL)
+ return -EINVAL;
+
+ if (check_ipv6_address(address) == FALSE)
+ return -EINVAL;
+
+ if (check_ipv6_address(gateway) == FALSE)
+ return -EINVAL;
+
+ DBG("prefix_len %d address %s gateway %s",
+ prefix_length, address, gateway);
+
+ ipaddress->prefixlen = prefix_length;
+
+ g_free(ipaddress->local);
+ ipaddress->local = g_strdup(address);
+
+ g_free(ipaddress->gateway);
+ ipaddress->gateway = g_strdup(gateway);
+
+ return 0;
+}
+
+void connman_ipaddress_set_ipv4(struct connman_ipaddress *ipaddress,
+ const char *address, const char *netmask, const char *gateway)
+{
+ if (ipaddress == NULL)
+ return;
+
+ ipaddress->prefixlen = __connman_ipconfig_netmask_prefix_len(netmask);
+
+ g_free(ipaddress->local);
+ ipaddress->local = g_strdup(address);
+
+ g_free(ipaddress->gateway);
+ ipaddress->gateway = g_strdup(gateway);
+}
+
+void connman_ipaddress_clear(struct connman_ipaddress *ipaddress)
+{
+ if (ipaddress == NULL)
+ return;
+
+ ipaddress->prefixlen = 0;
+
+ g_free(ipaddress->local);
+ ipaddress->local = NULL;
+
+ g_free(ipaddress->peer);
+ ipaddress->peer = NULL;
+
+ g_free(ipaddress->broadcast);
+ ipaddress->broadcast = NULL;
+
+ g_free(ipaddress->gateway);
+ ipaddress->gateway = NULL;
+}
+
+void connman_ipaddress_copy(struct connman_ipaddress *ipaddress,
+ struct connman_ipaddress *source)
+{
+ if (ipaddress == NULL || source == NULL)
+ return;
+
+ ipaddress->family = source->family;
+ ipaddress->prefixlen = source->prefixlen;
+
+ g_free(ipaddress->local);
+ ipaddress->local = g_strdup(source->local);
+
+ g_free(ipaddress->peer);
+ ipaddress->peer = g_strdup(source->peer);
+
+ g_free(ipaddress->broadcast);
+ ipaddress->broadcast = g_strdup(source->broadcast);
+
+ g_free(ipaddress->gateway);
+ ipaddress->gateway = g_strdup(source->gateway);
+}
+
+static void free_address_list(struct connman_ipdevice *ipdevice)
+{
+ GSList *list;
+
+ for (list = ipdevice->address_list; list; list = list->next) {
+ struct connman_ipaddress *ipaddress = list->data;
+
+ connman_ipaddress_free(ipaddress);
+ list->data = NULL;
+ }
+
+ g_slist_free(ipdevice->address_list);
+ ipdevice->address_list = NULL;
+}
+
+static struct connman_ipaddress *find_ipaddress(struct connman_ipdevice *ipdevice,
+ unsigned char prefixlen, const char *local)
+{
+ GSList *list;
+
+ for (list = ipdevice->address_list; list; list = list->next) {
+ struct connman_ipaddress *ipaddress = list->data;
+
+ if (g_strcmp0(ipaddress->local, local) == 0 &&
+ ipaddress->prefixlen == prefixlen)
+ return ipaddress;
+ }
+
+ return NULL;
+}
+
+static const char *type2str(unsigned short type)
+{
+ switch (type) {
+ case ARPHRD_ETHER:
+ return "ETHER";
+ case ARPHRD_LOOPBACK:
+ return "LOOPBACK";
+ case ARPHRD_PPP:
+ return "PPP";
+ case ARPHRD_NONE:
+ return "NONE";
+ case ARPHRD_VOID:
+ return "VOID";
+ }
+
+ return "";
+}
+
+static const char *scope2str(unsigned char scope)
+{
+ switch (scope) {
+ case 0:
+ return "UNIVERSE";
+ case 253:
+ return "LINK";
+ }
+
+ return "";
+}
+
+static void free_ipdevice(gpointer data)
+{
+ struct connman_ipdevice *ipdevice = data;
+
+ connman_info("%s {remove} index %d", ipdevice->ifname,
+ ipdevice->index);
+
+ if (ipdevice->config_ipv4 != NULL) {
+ connman_ipconfig_unref(ipdevice->config_ipv4);
+ ipdevice->config_ipv4 = NULL;
+ }
+
+ if (ipdevice->config_ipv6 != NULL) {
+ connman_ipconfig_unref(ipdevice->config_ipv6);
+ ipdevice->config_ipv6 = NULL;
+ }
+
+ free_address_list(ipdevice);
+ g_free(ipdevice->ipv4_gateway);
+ g_free(ipdevice->ipv6_gateway);
+ g_free(ipdevice->pac);
+
+ g_free(ipdevice->address);
+ g_free(ipdevice->ifname);
+ g_free(ipdevice);
+}
+
+static void __connman_ipconfig_lower_up(struct connman_ipdevice *ipdevice)
+{
+ DBG("ipconfig ipv4 %p ipv6 %p", ipdevice->config_ipv4,
+ ipdevice->config_ipv6);
+}
+
+static void __connman_ipconfig_lower_down(struct connman_ipdevice *ipdevice)
+{
+ DBG("ipconfig ipv4 %p ipv6 %p", ipdevice->config_ipv4,
+ ipdevice->config_ipv6);
+
+ if (ipdevice->config_ipv4)
+ connman_inet_clear_address(ipdevice->index,
+ ipdevice->config_ipv4->address);
+
+ if (ipdevice->config_ipv6)
+ connman_inet_clear_ipv6_address(ipdevice->index,
+ ipdevice->config_ipv6->address->local,
+ ipdevice->config_ipv6->address->prefixlen);
+}
+
+static void update_stats(struct connman_ipdevice *ipdevice,
+ struct rtnl_link_stats *stats)
+{
+ struct connman_service *service;
+
+ if (stats->rx_packets == 0 && stats->tx_packets == 0)
+ return;
+
+ connman_info("%s {RX} %u packets %u bytes", ipdevice->ifname,
+ stats->rx_packets, stats->rx_bytes);
+ connman_info("%s {TX} %u packets %u bytes", ipdevice->ifname,
+ stats->tx_packets, stats->tx_bytes);
+
+ if (ipdevice->config_ipv4 == NULL && ipdevice->config_ipv6 == NULL)
+ return;
+
+ if (ipdevice->config_ipv4)
+ service = connman_ipconfig_get_data(ipdevice->config_ipv4);
+ else if (ipdevice->config_ipv6)
+ service = connman_ipconfig_get_data(ipdevice->config_ipv6);
+ else
+ return;
+
+ if (service == NULL)
+ return;
+
+ ipdevice->rx_packets = stats->rx_packets;
+ ipdevice->tx_packets = stats->tx_packets;
+ ipdevice->rx_bytes = stats->rx_bytes;
+ ipdevice->tx_bytes = stats->tx_bytes;
+ ipdevice->rx_errors = stats->rx_errors;
+ ipdevice->tx_errors = stats->tx_errors;
+ ipdevice->rx_dropped = stats->rx_dropped;
+ ipdevice->tx_dropped = stats->tx_dropped;
+
+ __connman_service_notify(service,
+ ipdevice->rx_packets, ipdevice->tx_packets,
+ ipdevice->rx_bytes, ipdevice->tx_bytes,
+ ipdevice->rx_errors, ipdevice->tx_errors,
+ ipdevice->rx_dropped, ipdevice->tx_dropped);
+}
+
+void __connman_ipconfig_newlink(int index, unsigned short type,
+ unsigned int flags, const char *address,
+ unsigned short mtu,
+ struct rtnl_link_stats *stats)
+{
+ struct connman_ipdevice *ipdevice;
+ GList *list;
+ GString *str;
+ gboolean up = FALSE, down = FALSE;
+ gboolean lower_up = FALSE, lower_down = FALSE;
+
+ DBG("index %d", index);
+
+ if (type == ARPHRD_LOOPBACK)
+ return;
+
+ ipdevice = g_hash_table_lookup(ipdevice_hash, GINT_TO_POINTER(index));
+ if (ipdevice != NULL)
+ goto update;
+
+ ipdevice = g_try_new0(struct connman_ipdevice, 1);
+ if (ipdevice == NULL)
+ return;
+
+ ipdevice->index = index;
+ ipdevice->ifname = connman_inet_ifname(index);
+ ipdevice->type = type;
+
+ ipdevice->address = g_strdup(address);
+
+ g_hash_table_insert(ipdevice_hash, GINT_TO_POINTER(index), ipdevice);
+
+ connman_info("%s {create} index %d type %d <%s>", ipdevice->ifname,
+ index, type, type2str(type));
+
+update:
+ ipdevice->mtu = mtu;
+
+ update_stats(ipdevice, stats);
+
+ if (flags == ipdevice->flags)
+ return;
+
+ if ((ipdevice->flags & IFF_UP) != (flags & IFF_UP)) {
+ if (flags & IFF_UP)
+ up = TRUE;
+ else
+ down = TRUE;
+ }
+
+ if ((ipdevice->flags & (IFF_RUNNING | IFF_LOWER_UP)) !=
+ (flags & (IFF_RUNNING | IFF_LOWER_UP))) {
+ if ((flags & (IFF_RUNNING | IFF_LOWER_UP)) ==
+ (IFF_RUNNING | IFF_LOWER_UP))
+ lower_up = TRUE;
+ else if ((flags & (IFF_RUNNING | IFF_LOWER_UP)) == 0)
+ lower_down = TRUE;
+ }
+
+ ipdevice->flags = flags;
+
+ str = g_string_new(NULL);
+ if (str == NULL)
+ return;
+
+ if (flags & IFF_UP)
+ g_string_append(str, "UP");
+ else
+ g_string_append(str, "DOWN");
+
+ if (flags & IFF_RUNNING)
+ g_string_append(str, ",RUNNING");
+
+ if (flags & IFF_LOWER_UP)
+ g_string_append(str, ",LOWER_UP");
+
+ connman_info("%s {update} flags %u <%s>", ipdevice->ifname,
+ flags, str->str);
+
+ g_string_free(str, TRUE);
+
+ 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 == NULL)
+ continue;
+
+ if (up == TRUE && ipconfig->ops->up)
+ ipconfig->ops->up(ipconfig);
+ if (lower_up == TRUE && ipconfig->ops->lower_up)
+ ipconfig->ops->lower_up(ipconfig);
+
+ if (lower_down == TRUE && ipconfig->ops->lower_down)
+ ipconfig->ops->lower_down(ipconfig);
+ if (down == TRUE && ipconfig->ops->down)
+ ipconfig->ops->down(ipconfig);
+ }
+
+ if (lower_up)
+ __connman_ipconfig_lower_up(ipdevice);
+ if (lower_down)
+ __connman_ipconfig_lower_down(ipdevice);
+}
+
+void __connman_ipconfig_dellink(int index, struct rtnl_link_stats *stats)
+{
+ struct connman_ipdevice *ipdevice;
+ GList *list;
+
+ DBG("index %d", index);
+
+ ipdevice = g_hash_table_lookup(ipdevice_hash, GINT_TO_POINTER(index));
+ if (ipdevice == NULL)
+ return;
+
+ update_stats(ipdevice, stats);
+
+ for (list = g_list_first(ipconfig_list); list;
+ list = g_list_next(list)) {
+ struct connman_ipconfig *ipconfig = list->data;
+
+ if (index != ipconfig->index)
+ continue;
+
+ ipconfig->index = -1;
+
+ if (ipconfig->ops == NULL)
+ continue;
+
+ if (ipconfig->ops->lower_down)
+ ipconfig->ops->lower_down(ipconfig);
+ if (ipconfig->ops->down)
+ ipconfig->ops->down(ipconfig);
+ }
+
+ __connman_ipconfig_lower_down(ipdevice);
+
+ g_hash_table_remove(ipdevice_hash, GINT_TO_POINTER(index));
+}
+
+static inline gint check_duplicate_address(gconstpointer a, gconstpointer b)
+{
+ const struct connman_ipaddress *addr1 = a;
+ const struct connman_ipaddress *addr2 = b;
+
+ if (addr1->prefixlen != addr2->prefixlen)
+ return addr2->prefixlen - addr1->prefixlen;
+
+ return g_strcmp0(addr1->local, addr2->local);
+}
+
+void __connman_ipconfig_newaddr(int index, int family, const char *label,
+ unsigned char prefixlen, const char *address)
+{
+ struct connman_ipdevice *ipdevice;
+ struct connman_ipaddress *ipaddress;
+ GList *list;
+
+ DBG("index %d", index);
+
+ ipdevice = g_hash_table_lookup(ipdevice_hash, GINT_TO_POINTER(index));
+ if (ipdevice == NULL)
+ return;
+
+ ipaddress = connman_ipaddress_alloc(family);
+ if (ipaddress == NULL)
+ return;
+
+ ipaddress->prefixlen = prefixlen;
+ ipaddress->local = g_strdup(address);
+
+ if (g_slist_find_custom(ipdevice->address_list, ipaddress,
+ check_duplicate_address)) {
+ connman_ipaddress_free(ipaddress);
+ return;
+ }
+
+ ipdevice->address_list = g_slist_append(ipdevice->address_list,
+ ipaddress);
+
+ connman_info("%s {add} address %s/%u label %s family %d",
+ ipdevice->ifname, address, prefixlen, label, family);
+
+ if (ipdevice->config_ipv4 != NULL && family == AF_INET)
+ connman_ipaddress_copy(ipdevice->config_ipv4->system,
+ ipaddress);
+
+ else if (ipdevice->config_ipv6 != NULL && family == AF_INET6)
+ connman_ipaddress_copy(ipdevice->config_ipv6->system,
+ ipaddress);
+ else
+ return;
+
+ if ((ipdevice->flags & (IFF_RUNNING | IFF_LOWER_UP)) != (IFF_RUNNING | IFF_LOWER_UP))
+ 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 == NULL)
+ continue;
+
+ if (ipconfig->ops->ip_bound)
+ ipconfig->ops->ip_bound(ipconfig);
+ }
+}
+
+void __connman_ipconfig_deladdr(int index, int family, const char *label,
+ unsigned char prefixlen, const char *address)
+{
+ struct connman_ipdevice *ipdevice;
+ struct connman_ipaddress *ipaddress;
+ GList *list;
+
+ DBG("index %d", index);
+
+ ipdevice = g_hash_table_lookup(ipdevice_hash, GINT_TO_POINTER(index));
+ if (ipdevice == NULL)
+ return;
+
+ ipaddress = find_ipaddress(ipdevice, prefixlen, address);
+ if (ipaddress == NULL)
+ return;
+
+ ipdevice->address_list = g_slist_remove(ipdevice->address_list,
+ ipaddress);
+
+ connman_ipaddress_free(ipaddress);
+
+ 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 == NULL)
+ continue;
+
+ if (ipconfig->ops->ip_release)
+ ipconfig->ops->ip_release(ipconfig);
+ }
+}
+
+void __connman_ipconfig_newroute(int index, int family, unsigned char scope,
+ const char *dst, const char *gateway)
+{
+ struct connman_ipdevice *ipdevice;
+
+ DBG("index %d", index);
+
+ ipdevice = g_hash_table_lookup(ipdevice_hash, GINT_TO_POINTER(index));
+ if (ipdevice == NULL)
+ return;
+
+ if (scope == 0 && g_strcmp0(dst, "0.0.0.0") == 0) {
+ GSList *list;
+ GList *config_list;
+
+ if (family == AF_INET6) {
+ g_free(ipdevice->ipv6_gateway);
+ ipdevice->ipv6_gateway = g_strdup(gateway);
+
+ if (ipdevice->config_ipv6 != NULL &&
+ ipdevice->config_ipv6->system != NULL) {
+ g_free(ipdevice->config_ipv6->system->gateway);
+ ipdevice->config_ipv6->system->gateway =
+ g_strdup(gateway);
+ }
+ } else {
+ g_free(ipdevice->ipv4_gateway);
+ ipdevice->ipv4_gateway = g_strdup(gateway);
+
+ if (ipdevice->config_ipv4 != NULL &&
+ ipdevice->config_ipv4->system != NULL) {
+ g_free(ipdevice->config_ipv4->system->gateway);
+ ipdevice->config_ipv4->system->gateway =
+ g_strdup(gateway);
+ }
+ }
+
+ for (list = ipdevice->address_list; list; list = list->next) {
+ struct connman_ipaddress *ipaddress = list->data;
+
+ g_free(ipaddress->gateway);
+ ipaddress->gateway = g_strdup(gateway);
+ }
+
+ for (config_list = g_list_first(ipconfig_list); config_list;
+ config_list = g_list_next(config_list)) {
+ struct connman_ipconfig *ipconfig = config_list->data;
+
+ if (index != ipconfig->index)
+ continue;
+
+ if (ipconfig->ops == NULL)
+ continue;
+
+ if (ipconfig->ops->ip_bound)
+ ipconfig->ops->ip_bound(ipconfig);
+ }
+ }
+
+ connman_info("%s {add} route %s gw %s scope %u <%s>",
+ ipdevice->ifname, dst, gateway,
+ scope, scope2str(scope));
+}
+
+void __connman_ipconfig_delroute(int index, int family, unsigned char scope,
+ const char *dst, const char *gateway)
+{
+ struct connman_ipdevice *ipdevice;
+
+ DBG("index %d", index);
+
+ ipdevice = g_hash_table_lookup(ipdevice_hash, GINT_TO_POINTER(index));
+ if (ipdevice == NULL)
+ return;
+
+ if (scope == 0 && g_strcmp0(dst, "0.0.0.0") == 0) {
+ GSList *list;
+ GList *config_list;
+
+ if (family == AF_INET6) {
+ g_free(ipdevice->ipv6_gateway);
+ ipdevice->ipv6_gateway = NULL;
+
+ if (ipdevice->config_ipv6 != NULL &&
+ ipdevice->config_ipv6->system != NULL) {
+ g_free(ipdevice->config_ipv6->system->gateway);
+ ipdevice->config_ipv6->system->gateway = NULL;
+ }
+ } else {
+ g_free(ipdevice->ipv4_gateway);
+ ipdevice->ipv4_gateway = NULL;
+
+ if (ipdevice->config_ipv4 != NULL &&
+ ipdevice->config_ipv4->system != NULL) {
+ g_free(ipdevice->config_ipv4->system->gateway);
+ ipdevice->config_ipv4->system->gateway = NULL;
+ }
+ }
+
+ for (list = ipdevice->address_list; list; list = list->next) {
+ struct connman_ipaddress *ipaddress = list->data;
+
+ g_free(ipaddress->gateway);
+ ipaddress->gateway = NULL;
+ }
+
+ for (config_list = g_list_first(ipconfig_list); config_list;
+ config_list = g_list_next(config_list)) {
+ struct connman_ipconfig *ipconfig = config_list->data;
+
+ if (index != ipconfig->index)
+ continue;
+
+ if (ipconfig->ops == NULL)
+ continue;
+
+ if (ipconfig->ops->ip_release)
+ ipconfig->ops->ip_release(ipconfig);
+ }
+ }
+
+ connman_info("%s {del} route %s gw %s scope %u <%s>",
+ ipdevice->ifname, dst, gateway,
+ scope, scope2str(scope));
+}
+
+void __connman_ipconfig_foreach(void (*function) (int index, void *user_data),
+ void *user_data)
+{
+ GList *list, *keys;
+
+ keys = g_hash_table_get_keys(ipdevice_hash);
+ if (keys == NULL)
+ return;
+
+ for (list = g_list_first(keys); list; list = g_list_next(list)) {
+ int index = GPOINTER_TO_INT(list->data);
+
+ function(index, user_data);
+ }
+
+ g_list_free(keys);
+}
+
+unsigned short __connman_ipconfig_get_type(int index)
+{
+ struct connman_ipdevice *ipdevice;
+
+ ipdevice = g_hash_table_lookup(ipdevice_hash, GINT_TO_POINTER(index));
+ if (ipdevice == NULL)
+ return ARPHRD_VOID;
+
+ return ipdevice->type;
+}
+
+unsigned int __connman_ipconfig_get_flags(int index)
+{
+ struct connman_ipdevice *ipdevice;
+
+ ipdevice = g_hash_table_lookup(ipdevice_hash, GINT_TO_POINTER(index));
+ if (ipdevice == NULL)
+ return 0;
+
+ return ipdevice->flags;
+}
+
+const char *__connman_ipconfig_get_gateway(int index)
+{
+ struct connman_ipdevice *ipdevice;
+
+ ipdevice = g_hash_table_lookup(ipdevice_hash, GINT_TO_POINTER(index));
+ if (ipdevice == NULL)
+ return NULL;
+
+ if (ipdevice->ipv4_gateway != NULL)
+ return ipdevice->ipv4_gateway;
+
+ if (ipdevice->config_ipv4 != NULL &&
+ ipdevice->config_ipv4->address != NULL)
+ return ipdevice->config_ipv4->address->gateway;
+
+ if (ipdevice->ipv6_gateway != NULL)
+ return ipdevice->ipv6_gateway;
+
+ if (ipdevice->config_ipv6 != NULL &&
+ ipdevice->config_ipv6->address != NULL)
+ return ipdevice->config_ipv6->address->gateway;
+
+ return NULL;
+}
+
+void __connman_ipconfig_set_index(struct connman_ipconfig *ipconfig, int index)
+{
+ ipconfig->index = index;
+}
+
+static struct connman_ipconfig *create_ipv6config(int index)
+{
+ struct connman_ipconfig *ipv6config;
+
+ DBG("index %d", index);
+
+ ipv6config = g_try_new0(struct connman_ipconfig, 1);
+ if (ipv6config == NULL)
+ return NULL;
+
+ ipv6config->refcount = 1;
+
+ ipv6config->index = index;
+ ipv6config->type = CONNMAN_IPCONFIG_TYPE_IPV6;
+ ipv6config->method = CONNMAN_IPCONFIG_METHOD_OFF;
+
+ ipv6config->address = connman_ipaddress_alloc(AF_INET6);
+ if (ipv6config->address == NULL) {
+ g_free(ipv6config);
+ return NULL;
+ }
+
+ ipv6config->system = connman_ipaddress_alloc(AF_INET6);
+
+ DBG("ipconfig %p", ipv6config);
+
+ return ipv6config;
+}
+
+/**
+ * connman_ipconfig_create:
+ *
+ * Allocate a new ipconfig structure.
+ *
+ * Returns: a newly-allocated #connman_ipconfig structure
+ */
+struct connman_ipconfig *connman_ipconfig_create(int index,
+ enum connman_ipconfig_type type)
+{
+ struct connman_ipconfig *ipconfig;
+
+ if (type == CONNMAN_IPCONFIG_TYPE_IPV6)
+ return create_ipv6config(index);
+
+ DBG("index %d", index);
+
+ ipconfig = g_try_new0(struct connman_ipconfig, 1);
+ if (ipconfig == NULL)
+ return NULL;
+
+ ipconfig->refcount = 1;
+
+ ipconfig->index = index;
+ ipconfig->type = CONNMAN_IPCONFIG_TYPE_IPV4;
+
+ ipconfig->address = connman_ipaddress_alloc(AF_INET);
+ if (ipconfig->address == NULL) {
+ g_free(ipconfig);
+ return NULL;
+ }
+
+ ipconfig->system = connman_ipaddress_alloc(AF_INET);
+
+ DBG("ipconfig %p", ipconfig);
+
+ return ipconfig;
+}
+
+
+/**
+ * connman_ipconfig_ref:
+ * @ipconfig: ipconfig structure
+ *
+ * Increase reference counter of ipconfig
+ */
+struct connman_ipconfig *connman_ipconfig_ref(struct connman_ipconfig *ipconfig)
+{
+ DBG("ipconfig %p refcount %d", ipconfig,
+ g_atomic_int_get(&ipconfig->refcount) + 1);
+
+ g_atomic_int_inc(&ipconfig->refcount);
+
+ return ipconfig;
+}
+
+/**
+ * connman_ipconfig_unref:
+ * @ipconfig: ipconfig structure
+ *
+ * Decrease reference counter of ipconfig
+ */
+void connman_ipconfig_unref(struct connman_ipconfig *ipconfig)
+{
+ if (ipconfig == NULL)
+ return;
+
+ DBG("ipconfig %p refcount %d", ipconfig,
+ g_atomic_int_get(&ipconfig->refcount) - 1);
+
+ if (g_atomic_int_dec_and_test(&ipconfig->refcount) == TRUE) {
+ __connman_ipconfig_disable(ipconfig);
+
+ connman_ipconfig_set_ops(ipconfig, NULL);
+
+ if (ipconfig->origin != NULL) {
+ connman_ipconfig_unref(ipconfig->origin);
+ ipconfig->origin = NULL;
+ }
+
+ connman_ipaddress_free(ipconfig->system);
+ connman_ipaddress_free(ipconfig->address);
+ g_free(ipconfig);
+ }
+}
+
+/**
+ * connman_ipconfig_get_data:
+ * @ipconfig: ipconfig structure
+ *
+ * Get private data pointer
+ */
+void *connman_ipconfig_get_data(struct connman_ipconfig *ipconfig)
+{
+ if (ipconfig == NULL)
+ return NULL;
+
+ return ipconfig->ops_data;
+}
+
+/**
+ * connman_ipconfig_set_data:
+ * @ipconfig: ipconfig structure
+ * @data: data pointer
+ *
+ * Set private data pointer
+ */
+void connman_ipconfig_set_data(struct connman_ipconfig *ipconfig, void *data)
+{
+ ipconfig->ops_data = data;
+}
+
+/**
+ * connman_ipconfig_get_index:
+ * @ipconfig: ipconfig structure
+ *
+ * Get interface index
+ */
+int connman_ipconfig_get_index(struct connman_ipconfig *ipconfig)
+{
+ if (ipconfig == NULL)
+ return -1;
+
+ if (ipconfig->origin != NULL)
+ return ipconfig->origin->index;
+
+ return ipconfig->index;
+}
+
+/**
+ * connman_ipconfig_get_ifname:
+ * @ipconfig: ipconfig structure
+ *
+ * Get interface name
+ */
+const char *connman_ipconfig_get_ifname(struct connman_ipconfig *ipconfig)
+{
+ struct connman_ipdevice *ipdevice;
+
+ if (ipconfig == NULL)
+ return NULL;
+
+ if (ipconfig->index < 0)
+ return NULL;
+
+ ipdevice = g_hash_table_lookup(ipdevice_hash,
+ GINT_TO_POINTER(ipconfig->index));
+ if (ipdevice == NULL)
+ return NULL;
+
+ return ipdevice->ifname;
+}
+
+/**
+ * connman_ipconfig_set_ops:
+ * @ipconfig: ipconfig structure
+ * @ops: operation callbacks
+ *
+ * Set the operation callbacks
+ */
+void connman_ipconfig_set_ops(struct connman_ipconfig *ipconfig,
+ const struct connman_ipconfig_ops *ops)
+{
+ ipconfig->ops = ops;
+}
+
+/**
+ * connman_ipconfig_set_method:
+ * @ipconfig: ipconfig structure
+ * @method: configuration method
+ *
+ * Set the configuration method
+ */
+int connman_ipconfig_set_method(struct connman_ipconfig *ipconfig,
+ enum connman_ipconfig_method method)
+{
+ ipconfig->method = method;
+
+ return 0;
+}
+
+enum connman_ipconfig_method __connman_ipconfig_get_method(struct connman_ipconfig *ipconfig)
+{
+ if (ipconfig == NULL)
+ return CONNMAN_IPCONFIG_METHOD_UNKNOWN;
+
+ return ipconfig->method;
+}
+
+/**
+ * connman_ipconfig_bind:
+ * @ipconfig: ipconfig structure
+ * @ipaddress: ipaddress structure
+ *
+ * Bind IP address details to configuration
+ */
+void connman_ipconfig_bind(struct connman_ipconfig *ipconfig,
+ struct connman_ipaddress *ipaddress)
+{
+ struct connman_ipconfig *origin;
+
+ origin = ipconfig->origin ? ipconfig->origin : ipconfig;
+
+ connman_ipaddress_copy(origin->address, ipaddress);
+
+ connman_inet_set_address(origin->index, origin->address);
+}
+
+void __connman_ipconfig_set_element_ipv6_gateway(
+ struct connman_ipconfig *ipconfig,
+ struct connman_element *element)
+{
+ if (ipconfig->type == CONNMAN_IPCONFIG_TYPE_IPV6)
+ element->ipv6.gateway = ipconfig->address->gateway;
+}
+
+/*
+ * FIXME: The element soulution should be removed in the future
+ * Set IPv4 and IPv6 gateway
+ */
+int __connman_ipconfig_set_gateway(struct connman_ipconfig *ipconfig,
+ struct connman_element *parent)
+{
+ struct connman_element *connection;
+
+ connection = connman_element_create(NULL);
+
+ DBG("ipconfig %p", ipconfig);
+
+ connection->type = CONNMAN_ELEMENT_TYPE_CONNECTION;
+ connection->index = ipconfig->index;