#include <config.h>
#endif
+#include <stdio.h>
#include <net/if.h>
#include <net/if_arp.h>
#include <linux/if_link.h>
enum connman_ipconfig_method method;
struct connman_ipaddress *address;
struct connman_ipaddress *system;
+
+ int ipv6_privacy_config;
};
struct connman_ipdevice {
struct connman_ipconfig *config_ipv4;
struct connman_ipconfig *config_ipv6;
+
+ gboolean ipv6_enabled;
+ int ipv6_privacy;
};
static GHashTable *ipdevice_hash = NULL;
return "";
}
+static gboolean get_ipv6_state(gchar *ifname)
+{
+ int disabled;
+ gchar *path;
+ FILE *f;
+ gboolean enabled = FALSE;
+
+ if (ifname == NULL)
+ path = g_strdup("/proc/sys/net/ipv6/conf/all/disable_ipv6");
+ else
+ path = g_strdup_printf(
+ "/proc/sys/net/ipv6/conf/%s/disable_ipv6", ifname);
+
+ if (path == NULL)
+ return enabled;
+
+ f = fopen(path, "r");
+
+ g_free(path);
+
+ if (f != NULL) {
+ if (fscanf(f, "%d", &disabled) > 0)
+ enabled = !disabled;
+ fclose(f);
+ }
+
+ return enabled;
+}
+
+static void set_ipv6_state(gchar *ifname, gboolean enable)
+{
+ gchar *path;
+ FILE *f;
+
+ if (ifname == NULL)
+ path = g_strdup("/proc/sys/net/ipv6/conf/all/disable_ipv6");
+ else
+ path = g_strdup_printf(
+ "/proc/sys/net/ipv6/conf/%s/disable_ipv6", ifname);
+
+ if (path == NULL)
+ return;
+
+ f = fopen(path, "r+");
+
+ g_free(path);
+
+ if (f == NULL)
+ return;
+
+ if (enable == FALSE)
+ fprintf(f, "1");
+ else
+ fprintf(f, "0");
+
+ fclose(f);
+}
+
+static int get_ipv6_privacy(gchar *ifname)
+{
+ gchar *path;
+ FILE *f;
+ int value;
+
+ if (ifname == NULL)
+ return 0;
+
+ path = g_strdup_printf("/proc/sys/net/ipv6/conf/%s/use_tempaddr",
+ ifname);
+
+ if (path == NULL)
+ return 0;
+
+ f = fopen(path, "r");
+
+ g_free(path);
+
+ if (f == NULL)
+ return 0;
+
+ if (fscanf(f, "%d", &value) <= 0)
+ value = 0;
+
+ fclose(f);
+
+ return value;
+}
+
+/* Enable the IPv6 privacy extension for stateless address autoconfiguration.
+ * The privacy extension is described in RFC 3041 and RFC 4941
+ */
+static void set_ipv6_privacy(gchar *ifname, int value)
+{
+ gchar *path;
+ FILE *f;
+
+ if (ifname == NULL)
+ return;
+
+ path = g_strdup_printf("/proc/sys/net/ipv6/conf/%s/use_tempaddr",
+ ifname);
+
+ if (path == NULL)
+ return;
+
+ if (value < 0)
+ value = 0;
+
+ f = fopen(path, "r+");
+
+ g_free(path);
+
+ if (f == NULL)
+ return;
+
+ fprintf(f, "%d", value);
+ fclose(f);
+}
+
static void free_ipdevice(gpointer data)
{
struct connman_ipdevice *ipdevice = data;
g_free(ipdevice->pac);
g_free(ipdevice->address);
+
+ set_ipv6_state(ipdevice->ifname, ipdevice->ipv6_enabled);
+ set_ipv6_privacy(ipdevice->ifname, ipdevice->ipv6_privacy);
+
g_free(ipdevice->ifname);
g_free(ipdevice);
}
ipdevice->ifname = connman_inet_ifname(index);
ipdevice->type = type;
+ ipdevice->ipv6_enabled = get_ipv6_state(ipdevice->ifname);
+ ipdevice->ipv6_privacy = get_ipv6_privacy(ipdevice->ifname);
+
ipdevice->address = g_strdup(address);
g_hash_table_insert(ipdevice_hash, GINT_TO_POINTER(index), ipdevice);
ipdevice->address_list = g_slist_remove(ipdevice->address_list,
ipaddress);
- connman_ipaddress_free(ipaddress);
+ connman_ipaddress_clear(ipaddress);
+ g_free(ipaddress);
connman_info("%s {del} address %s/%u label %s", ipdevice->ifname,
address, prefixlen, label);
g_list_free(keys);
}
-unsigned short __connman_ipconfig_get_type(int index)
+enum connman_ipconfig_type __connman_ipconfig_get_config_type(
+ struct connman_ipconfig *ipconfig)
+{
+ return ipconfig ? ipconfig->type : CONNMAN_IPCONFIG_TYPE_UNKNOWN;
+}
+
+unsigned short __connman_ipconfig_get_type_from_index(int index)
{
struct connman_ipdevice *ipdevice;
return ipdevice->type;
}
-unsigned int __connman_ipconfig_get_flags(int index)
+unsigned int __connman_ipconfig_get_flags_from_index(int index)
{
struct connman_ipdevice *ipdevice;
return ipdevice->flags;
}
-const char *__connman_ipconfig_get_gateway(int index)
+const char *__connman_ipconfig_get_gateway_from_index(int index)
{
struct connman_ipdevice *ipdevice;
ipconfig->index = index;
}
+const char *__connman_ipconfig_get_local(struct connman_ipconfig *ipconfig)
+{
+ if (ipconfig->address == NULL)
+ return NULL;
+
+ return ipconfig->address->local;
+}
+
+void __connman_ipconfig_set_local(struct connman_ipconfig *ipconfig, const char *address)
+{
+ if (ipconfig->address == NULL)
+ return;
+
+ g_free(ipconfig->address->local);
+ ipconfig->address->local = g_strdup(address);
+}
+
+const char *__connman_ipconfig_get_peer(struct connman_ipconfig *ipconfig)
+{
+ if (ipconfig->address == NULL)
+ return NULL;
+
+ return ipconfig->address->peer;
+}
+
+void __connman_ipconfig_set_peer(struct connman_ipconfig *ipconfig, const char *address)
+{
+ if (ipconfig->address == NULL)
+ return;
+
+ g_free(ipconfig->address->peer);
+ ipconfig->address->peer = g_strdup(address);
+}
+
+const char *__connman_ipconfig_get_broadcast(struct connman_ipconfig *ipconfig)
+{
+ if (ipconfig->address == NULL)
+ return NULL;
+
+ return ipconfig->address->broadcast;
+}
+
+void __connman_ipconfig_set_broadcast(struct connman_ipconfig *ipconfig, const char *broadcast)
+{
+ if (ipconfig->address == NULL)
+ return;
+
+ g_free(ipconfig->address->broadcast);
+ ipconfig->address->broadcast = g_strdup(broadcast);
+}
+
+const char *__connman_ipconfig_get_gateway(struct connman_ipconfig *ipconfig)
+{
+ if (ipconfig->address == NULL)
+ return NULL;
+
+ return ipconfig->address->gateway;
+}
+
+void __connman_ipconfig_set_gateway(struct connman_ipconfig *ipconfig, const char *gateway)
+{
+ struct connman_service *service;
+
+ if (ipconfig->address == NULL)
+ return;
+
+ service = __connman_service_lookup_from_index(ipconfig->index);
+ if (service != NULL)
+ __connman_connection_gateway_remove(service);
+
+ g_free(ipconfig->address->gateway);
+ ipconfig->address->gateway = g_strdup(gateway);
+
+ if (service != NULL && ipconfig->address->gateway != NULL) {
+ if (ipconfig->type == CONNMAN_IPCONFIG_TYPE_IPV6) {
+ __connman_connection_gateway_add(service,
+ NULL,
+ ipconfig->address->gateway,
+ ipconfig->address->peer);
+ } else if (ipconfig->type == CONNMAN_IPCONFIG_TYPE_IPV4) {
+ __connman_connection_gateway_add(service,
+ ipconfig->address->gateway,
+ NULL,
+ ipconfig->address->peer);
+ }
+ }
+}
+
+unsigned char __connman_ipconfig_get_prefixlen(struct connman_ipconfig *ipconfig)
+{
+ if (ipconfig->address == NULL)
+ return 0;
+
+ return ipconfig->address->prefixlen;
+}
+
+void __connman_ipconfig_set_prefixlen(struct connman_ipconfig *ipconfig, unsigned char prefixlen)
+{
+ if (ipconfig->address == NULL)
+ return;
+
+ ipconfig->address->prefixlen = prefixlen;
+}
+
static struct connman_ipconfig *create_ipv6config(int index)
{
struct connman_ipconfig *ipv6config;
ipv6config->index = index;
ipv6config->type = CONNMAN_IPCONFIG_TYPE_IPV6;
- ipv6config->method = CONNMAN_IPCONFIG_METHOD_OFF;
+ ipv6config->method = CONNMAN_IPCONFIG_METHOD_AUTO;
+ ipv6config->ipv6_privacy_config = 0;
ipv6config->address = connman_ipaddress_alloc(AF_INET6);
if (ipv6config->address == NULL) {
*/
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;
*/
void connman_ipconfig_unref(struct connman_ipconfig *ipconfig)
{
- if (ipconfig &&
- g_atomic_int_dec_and_test(&ipconfig->refcount) == TRUE) {
+ 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);
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;
-
- if (ipconfig->type == CONNMAN_IPCONFIG_TYPE_IPV4)
- connection->ipv4.gateway = ipconfig->address->gateway;
- else if (ipconfig->type == CONNMAN_IPCONFIG_TYPE_IPV6)
- connection->ipv6.gateway = ipconfig->address->gateway;
-
- if (connman_element_register(connection, parent) < 0)
- connman_element_unref(connection);
-
- return 0;
-}
-
int __connman_ipconfig_set_address(struct connman_ipconfig *ipconfig)
{
DBG("");
case CONNMAN_IPCONFIG_METHOD_OFF:
case CONNMAN_IPCONFIG_METHOD_FIXED:
case CONNMAN_IPCONFIG_METHOD_DHCP:
+ case CONNMAN_IPCONFIG_METHOD_AUTO:
break;
case CONNMAN_IPCONFIG_METHOD_MANUAL:
if (ipconfig->type == CONNMAN_IPCONFIG_TYPE_IPV4)
case CONNMAN_IPCONFIG_METHOD_OFF:
case CONNMAN_IPCONFIG_METHOD_FIXED:
case CONNMAN_IPCONFIG_METHOD_DHCP:
+ case CONNMAN_IPCONFIG_METHOD_AUTO:
break;
case CONNMAN_IPCONFIG_METHOD_MANUAL:
if (ipconfig->type == CONNMAN_IPCONFIG_TYPE_IPV4)
return ipdevice->pac;
}
+static void disable_ipv6(struct connman_ipconfig *ipconfig)
+{
+ struct connman_ipdevice *ipdevice;
+
+ DBG("");
+
+ ipdevice = g_hash_table_lookup(ipdevice_hash,
+ GINT_TO_POINTER(ipconfig->index));
+ if (ipdevice == NULL)
+ return;
+
+ set_ipv6_state(ipdevice->ifname, FALSE);
+}
+
+static void enable_ipv6(struct connman_ipconfig *ipconfig)
+{
+ struct connman_ipdevice *ipdevice;
+
+ DBG("");
+
+ ipdevice = g_hash_table_lookup(ipdevice_hash,
+ GINT_TO_POINTER(ipconfig->index));
+ if (ipdevice == NULL)
+ return;
+
+ if (ipconfig->method == CONNMAN_IPCONFIG_METHOD_AUTO)
+ set_ipv6_privacy(ipdevice->ifname,
+ ipconfig->ipv6_privacy_config);
+
+ set_ipv6_state(ipdevice->ifname, TRUE);
+}
+
+void __connman_ipconfig_disable_ipv6(struct connman_ipconfig *ipconfig)
+{
+ if (ipconfig == NULL || ipconfig->type != CONNMAN_IPCONFIG_TYPE_IPV6)
+ return;
+
+ disable_ipv6(ipconfig);
+}
+
int __connman_ipconfig_enable(struct connman_ipconfig *ipconfig)
{
struct connman_ipdevice *ipdevice;
if (ipdevice->config_ipv6 == ipconfig)
return -EALREADY;
type = CONNMAN_IPCONFIG_TYPE_IPV6;
+ enable_ipv6(ipconfig);
} else
return -EINVAL;
if (ipdevice->config_ipv6 == ipconfig) {
ipconfig_list = g_list_remove(ipconfig_list, ipconfig);
+ if (ipdevice->config_ipv6->method ==
+ CONNMAN_IPCONFIG_METHOD_AUTO)
+ disable_ipv6(ipdevice->config_ipv6);
+
connman_ipaddress_clear(ipdevice->config_ipv6->system);
connman_ipconfig_unref(ipdevice->config_ipv6);
ipdevice->config_ipv6 = NULL;
return "manual";
case CONNMAN_IPCONFIG_METHOD_DHCP:
return "dhcp";
+ case CONNMAN_IPCONFIG_METHOD_AUTO:
+ return "auto";
}
return NULL;
return CONNMAN_IPCONFIG_METHOD_MANUAL;
else if (g_strcmp0(method, "dhcp") == 0)
return CONNMAN_IPCONFIG_METHOD_DHCP;
+ else if (g_strcmp0(method, "auto") == 0)
+ return CONNMAN_IPCONFIG_METHOD_AUTO;
else
return CONNMAN_IPCONFIG_METHOD_UNKNOWN;
}
+static const char *privacy2string(int privacy)
+{
+ if (privacy <= 0)
+ return "disabled";
+ else if (privacy == 1)
+ return "enabled";
+ else if (privacy > 1)
+ return "prefered";
+
+ return "disabled";
+}
+
+static int string2privacy(const char *privacy)
+{
+ if (g_strcmp0(privacy, "disabled") == 0)
+ return 0;
+ else if (g_strcmp0(privacy, "enabled") == 0)
+ return 1;
+ else if (g_strcmp0(privacy, "prefered") == 0)
+ return 2;
+ else
+ return 0;
+}
+
void __connman_ipconfig_append_ipv4(struct connman_ipconfig *ipconfig,
DBusMessageIter *iter)
{
void __connman_ipconfig_append_ipv6(struct connman_ipconfig *ipconfig,
DBusMessageIter *iter)
{
- const char *str;
+ const char *str, *privacy;
DBG("");
if (ipconfig->system->gateway != NULL)
connman_dbus_dict_append_basic(iter, "Gateway",
DBUS_TYPE_STRING, &ipconfig->system->gateway);
+
+ privacy = privacy2string(ipconfig->ipv6_privacy_config);
+ connman_dbus_dict_append_basic(iter, "Privacy",
+ DBUS_TYPE_STRING, &privacy);
}
void __connman_ipconfig_append_ipv6config(struct connman_ipconfig *ipconfig,
DBusMessageIter *iter)
{
- const char *str;
+ const char *str, *privacy;
DBG("");
return;
case CONNMAN_IPCONFIG_METHOD_FIXED:
case CONNMAN_IPCONFIG_METHOD_MANUAL:
+ case CONNMAN_IPCONFIG_METHOD_AUTO:
break;
}
if (ipconfig->address->gateway != NULL)
connman_dbus_dict_append_basic(iter, "Gateway",
DBUS_TYPE_STRING, &ipconfig->address->gateway);
+
+ privacy = privacy2string(ipconfig->ipv6_privacy_config);
+ connman_dbus_dict_append_basic(iter, "Privacy",
+ DBUS_TYPE_STRING, &privacy);
}
void __connman_ipconfig_append_ipv4config(struct connman_ipconfig *ipconfig,
case CONNMAN_IPCONFIG_METHOD_OFF:
case CONNMAN_IPCONFIG_METHOD_FIXED:
case CONNMAN_IPCONFIG_METHOD_DHCP:
+ case CONNMAN_IPCONFIG_METHOD_AUTO:
return;
case CONNMAN_IPCONFIG_METHOD_MANUAL:
break;
}
int __connman_ipconfig_set_config(struct connman_ipconfig *ipconfig,
- enum connman_ipconfig_type type, DBusMessageIter *array)
+ DBusMessageIter *array)
{
enum connman_ipconfig_method method = CONNMAN_IPCONFIG_METHOD_UNKNOWN;
const char *address = NULL, *netmask = NULL, *gateway = NULL,
- *prefix_length_string = NULL;
- int prefix_length = 0;
+ *prefix_length_string = NULL, *privacy_string = NULL;
+ int prefix_length = 0, privacy = 0;
DBusMessageIter dict;
- DBG("ipconfig %p type %d", ipconfig, type);
-
- if (type != CONNMAN_IPCONFIG_TYPE_IPV4 &&
- type != CONNMAN_IPCONFIG_TYPE_IPV6)
- return -EINVAL;
+ DBG("ipconfig %p", ipconfig);
if (dbus_message_iter_get_arg_type(array) != DBUS_TYPE_ARRAY)
return -EINVAL;
return -EINVAL;
dbus_message_iter_get_basic(&entry, &gateway);
+ } else if (g_str_equal(key, "Privacy") == TRUE) {
+ if (type != DBUS_TYPE_STRING)
+ return -EINVAL;
+
+ dbus_message_iter_get_basic(&entry, &privacy_string);
+ privacy = string2privacy(privacy_string);
}
dbus_message_iter_next(&dict);
}
- DBG("method %d address %s netmask %s gateway %s prefix_length %d",
- method, address, netmask, gateway, prefix_length);
+ DBG("method %d address %s netmask %s gateway %s prefix_length %d "
+ "privacy %s",
+ method, address, netmask, gateway, prefix_length,
+ privacy_string);
switch (method) {
case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
- case CONNMAN_IPCONFIG_METHOD_OFF:
case CONNMAN_IPCONFIG_METHOD_FIXED:
return -EINVAL;
+ case CONNMAN_IPCONFIG_METHOD_OFF:
+ ipconfig->method = method;
+ if (ipconfig->type == CONNMAN_IPCONFIG_TYPE_IPV6)
+ disable_ipv6(ipconfig);
+ break;
+
+ case CONNMAN_IPCONFIG_METHOD_AUTO:
+ if (ipconfig->type != CONNMAN_IPCONFIG_TYPE_IPV6)
+ return -EINVAL;
+
+ ipconfig->method = method;
+ if (privacy_string != NULL)
+ ipconfig->ipv6_privacy_config = privacy;
+ enable_ipv6(ipconfig);
+ break;
+
case CONNMAN_IPCONFIG_METHOD_MANUAL:
if (address == NULL)
return -EINVAL;
ipconfig->method = method;
- if (type == CONNMAN_IPCONFIG_TYPE_IPV4)
+ if (ipconfig->type == CONNMAN_IPCONFIG_TYPE_IPV4)
connman_ipaddress_set_ipv4(ipconfig->address,
address, netmask, gateway);
else
break;
case CONNMAN_IPCONFIG_METHOD_DHCP:
- if (ipconfig->method == method)
- return 0;
+ if (ipconfig->type == CONNMAN_IPCONFIG_TYPE_IPV6)
+ return -EOPNOTSUPP;
ipconfig->method = method;
break;
int __connman_ipconfig_load(struct connman_ipconfig *ipconfig,
GKeyFile *keyfile, const char *identifier, const char *prefix)
{
- const char *method;
+ char *method;
char *key;
DBG("ipconfig %p identifier %s", ipconfig, identifier);
if (ipconfig->method == CONNMAN_IPCONFIG_METHOD_UNKNOWN)
ipconfig->method = CONNMAN_IPCONFIG_METHOD_OFF;
+ if (ipconfig->type == CONNMAN_IPCONFIG_TYPE_IPV6) {
+ if (ipconfig->method == CONNMAN_IPCONFIG_METHOD_AUTO ||
+ ipconfig->method == CONNMAN_IPCONFIG_METHOD_MANUAL) {
+ char *privacy;
+ char *pprefix = g_strdup_printf("%sprivacy", prefix);
+ privacy = g_key_file_get_string(keyfile, identifier,
+ pprefix, NULL);
+ ipconfig->ipv6_privacy_config = string2privacy(privacy);
+ g_free(pprefix);
+ g_free(privacy);
+
+ __connman_ipconfig_enable(ipconfig);
+ enable_ipv6(ipconfig);
+ }
+ }
+
+ g_free(method);
g_free(key);
key = g_strdup_printf("%snetmask_prefixlen", prefix);
g_key_file_set_string(keyfile, identifier, key, method);
g_free(key);
+ switch (ipconfig->method) {
+ case CONNMAN_IPCONFIG_METHOD_FIXED:
+ case CONNMAN_IPCONFIG_METHOD_MANUAL:
+ break;
+ case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
+ case CONNMAN_IPCONFIG_METHOD_OFF:
+ case CONNMAN_IPCONFIG_METHOD_DHCP:
+ case CONNMAN_IPCONFIG_METHOD_AUTO:
+ return 0;
+ }
+
key = g_strdup_printf("%snetmask_prefixlen", prefix);
g_key_file_set_integer(keyfile, identifier,
key, ipconfig->address->prefixlen);
key, ipconfig->address->gateway);
g_free(key);
+ if (ipconfig->type == CONNMAN_IPCONFIG_TYPE_IPV6) {
+ const char *privacy;
+ privacy = privacy2string(ipconfig->ipv6_privacy_config);
+ key = g_strdup_printf("%sprivacy", prefix);
+ g_key_file_set_string(keyfile, identifier, key, privacy);
+ g_free(key);
+ }
+
return 0;
}