static ip_block *
create_ip4_block (gchar * ip)
{
ip_block *iblock = g_slice_new0 (ip_block);
struct in_addr tmp_ip4_addr;
int i;
guint length;
gchar **ip_mask;
/* prefix format */
if (strstr (ip, "/")) {
gchar *prefix;
ip_mask = g_strsplit (ip, "/", 0);
length = g_strv_length (ip_mask);
if (!inet_pton (AF_INET, ip_mask[0], &tmp_ip4_addr))
goto error;
iblock->ip = tmp_ip4_addr.s_addr;
prefix = ip_mask[1];
i = 0;
while (i < length && isdigit (prefix[i]))
i++;
prefix[i] = '\0';
iblock->netmask = nm_utils_ip4_prefix_to_netmask ((guint32)
atoi (ip_mask
[1]));
} else if (strstr (ip, "netmask")) {
ip_mask = g_strsplit (ip, " ", 0);
length = g_strv_length (ip_mask);
if (!inet_pton (AF_INET, ip_mask[0], &tmp_ip4_addr))
goto error;
iblock->ip = tmp_ip4_addr.s_addr;
i = 0;
while (i < length && !strstr (ip_mask[++i], "netmask")) ;
while (i < length && ip_mask[++i][0] == '\0') ;
if (i >= length)
goto error;
if (!inet_pton (AF_INET, ip_mask[i], &tmp_ip4_addr))
goto error;
iblock->netmask = tmp_ip4_addr.s_addr;
} else {
g_slice_free (ip_block, iblock);
if (!is_ip6_address (ip) && !strstr (ip, "dhcp"))
PLUGIN_WARN (IFNET_PLUGIN_NAME,
"Can't handle ipv4 address: %s, missing netmask or prefix",
ip);
return NULL;
}
g_strfreev (ip_mask);
return iblock;
error:
if (!is_ip6_address (ip))
PLUGIN_WARN (IFNET_PLUGIN_NAME, "Can't handle IPv4 address: %s",
ip);
g_strfreev (ip_mask);
g_slice_free (ip_block, iblock);
return NULL;
}
static ip_block *
create_ip4_block (gchar * ip)
{
ip_block *iblock = g_slice_new0 (ip_block);
guint32 tmp_ip4_addr;
int i;
guint length;
gchar **ip_mask;
/* prefix format */
if (strstr (ip, "/")) {
gchar *prefix;
ip_mask = g_strsplit (ip, "/", 0);
length = g_strv_length (ip_mask);
if (!nm_utils_ipaddr_valid (AF_INET, ip_mask[0]))
goto error;
iblock->ip = g_strdup (ip_mask[0]);
prefix = ip_mask[1];
i = 0;
while (i < length && g_ascii_isdigit (prefix[i]))
i++;
prefix[i] = '\0';
iblock->prefix = (guint32) atoi (ip_mask[1]);
} else if (strstr (ip, "netmask")) {
ip_mask = g_strsplit (ip, " ", 0);
length = g_strv_length (ip_mask);
if (!nm_utils_ipaddr_valid (AF_INET, ip_mask[0]))
goto error;
iblock->ip = g_strdup (ip_mask[0]);
i = 0;
while (i < length && !strstr (ip_mask[++i], "netmask")) ;
while (i < length && ip_mask[++i][0] == '\0') ;
if (i >= length)
goto error;
if (!inet_pton (AF_INET, ip_mask[i], &tmp_ip4_addr))
goto error;
iblock->prefix = nm_utils_ip4_netmask_to_prefix (tmp_ip4_addr);
} else {
g_slice_free (ip_block, iblock);
if (!is_ip6_address (ip) && !strstr (ip, "dhcp"))
nm_log_warn (LOGD_SETTINGS, "Can't handle ipv4 address: %s, missing netmask or prefix", ip);
return NULL;
}
if (iblock->prefix == 0 || iblock->prefix > 32) {
nm_log_warn (LOGD_SETTINGS, "Can't handle ipv4 address: %s, invalid prefix", ip);
goto error;
}
g_strfreev (ip_mask);
return iblock;
error:
if (!is_ip6_address (ip))
nm_log_warn (LOGD_SETTINGS, "Can't handle IPv4 address: %s", ip);
g_strfreev (ip_mask);
g_free (iblock->ip);
g_slice_free (ip_block, iblock);
return NULL;
}
static void
test_is_ip6_address (void)
{
gchar *address1 = "4321:0:1:2:3:4:567:89ac/24";
g_assert (is_ip6_address (address1));
}
static guint32
get_ip4_gateway (gchar * gateway)
{
gchar *tmp, *split;
struct in_addr tmp_ip4_addr;
if (!gateway)
return 0;
tmp = find_gateway_str (gateway);
if (!tmp) {
PLUGIN_WARN (IFNET_PLUGIN_NAME,
"Couldn't obtain gateway in \"%s\"", gateway);
return 0;
}
tmp = g_strdup (tmp);
strip_string (tmp, ' ');
strip_string (tmp, '"');
if ((split = strstr (tmp, "\"")) != NULL)
*split = '\0';
if (!inet_pton (AF_INET, tmp, &tmp_ip4_addr))
goto error;
g_free (tmp);
return tmp_ip4_addr.s_addr;
error:
if (!is_ip6_address (tmp))
PLUGIN_WARN (IFNET_PLUGIN_NAME, "Can't handle IPv4 gateway: %s",
tmp);
g_free (tmp);
return 0;
}
void
set_ip6_dns_servers (NMSettingIPConfig *s_ip6, const char *conn_name)
{
const char *dns_servers;
gchar **server_list, *stripped;
guint length, i;
struct in6_addr tmp_ip6_addr;
dns_servers = ifnet_get_data (conn_name, "dns_servers");
if (!dns_servers)
return;
stripped = g_strdup (dns_servers);
strip_string (stripped, '"');
server_list = g_strsplit (stripped, " ", 0);
g_free (stripped);
length = g_strv_length (server_list);
if (length)
g_object_set (s_ip6, NM_SETTING_IP_CONFIG_IGNORE_AUTO_DNS,
TRUE, NULL);
for (i = 0; i < length; i++) {
g_strstrip (server_list[i]);
if (server_list[i][0] == '\0')
continue;
if (!inet_pton (AF_INET6, server_list[i], &tmp_ip6_addr)) {
if (is_ip6_address (server_list[i]))
nm_log_warn (LOGD_SETTINGS, "ignored dns: %s\n", server_list[i]);
continue;
}
if (!nm_setting_ip_config_add_dns (s_ip6, server_list[i]))
nm_log_warn (LOGD_SETTINGS, "warning: duplicate DNS server %s", server_list[i]);
}
g_strfreev (server_list);
}
static char *
get_ip4_gateway (gchar * gateway)
{
gchar *tmp, *split;
if (!gateway)
return NULL;
tmp = find_gateway_str (gateway);
if (!tmp) {
nm_log_warn (LOGD_SETTINGS, "Couldn't obtain gateway in \"%s\"", gateway);
return NULL;
}
tmp = g_strdup (tmp);
strip_string (tmp, ' ');
strip_string (tmp, '"');
// Only one gateway is selected
if ((split = strstr (tmp, "\"")) != NULL)
*split = '\0';
if (!nm_utils_ipaddr_valid (AF_INET, tmp))
goto error;
return tmp;
error:
if (!is_ip6_address (tmp))
nm_log_warn (LOGD_SETTINGS, "Can't handle IPv4 gateway: %s", tmp);
g_free (tmp);
return NULL;
}
static void
test_is_ip6_address ()
{
gchar *address1 = "4321:0:1:2:3:4:567:89ac/24";
ASSERT (is_ip6_address (address1), "is ip6 address",
"%s should be a valid address", address1);
}
ip6_block *
convert_ip6_routes_block (gchar * conn_name)
{
gchar **ipset;
guint length;
guint i;
gchar *ip, *tmp_addr;
gchar *routes;
ip6_block *start = NULL, *current = NULL, *iblock = NULL;
struct in6_addr *tmp_ip6_addr;
g_return_val_if_fail (conn_name != NULL, NULL);
routes = ifnet_get_data (conn_name, "routes");
if (!routes)
return NULL;
ipset = g_strsplit (routes, "\" \"", 0);
length = g_strv_length (ipset);
for (i = 0; i < length; i++) {
ip = ipset[i];
ip = strip_string (ip, '"');
if (ip[0] == '\0')
continue;
if ((tmp_addr = find_default_gateway_str (ip)) != NULL) {
if (!is_ip6_address (tmp_addr))
continue;
else {
tmp_ip6_addr = g_slice_new0 (struct in6_addr);
if (inet_pton (AF_INET6, "::", tmp_ip6_addr)) {
iblock = g_slice_new0 (ip6_block);
iblock->ip = tmp_ip6_addr;
iblock->prefix = 128;
} else {
g_slice_free (struct in6_addr,
tmp_ip6_addr);
continue;
}
}
} else
iblock = create_ip6_block (ip);
if (iblock == NULL)
continue;
iblock->next_hop = get_ip6_next_hop (ip);
if (iblock->next_hop == NULL) {
destroy_ip6_block (iblock);
continue;
}
if (start == NULL)
start = current = iblock;
else {
current->next = iblock;
current = iblock;
}
}
ip_block *
convert_ip6_routes_block (const char *conn_name)
{
gchar **ipset;
guint length;
guint i;
gchar *ip, *tmp_addr;
ip_block *start = NULL, *current = NULL, *iblock = NULL;
g_return_val_if_fail (conn_name != NULL, NULL);
ipset = split_routes (ifnet_get_data (conn_name, "routes"));
length = ipset ? g_strv_length (ipset) : 0;
for (i = 0; i < length; i++) {
ip = ipset[i];
ip = strip_string (ip, '"');
if (ip[0] == '\0')
continue;
if ((tmp_addr = find_default_gateway_str (ip)) != NULL) {
if (!is_ip6_address (tmp_addr))
continue;
else {
iblock = g_slice_new0 (ip_block);
iblock->ip = g_strdup ("::");
iblock->prefix = 128;
}
} else
iblock = create_ip_block (ip);
if (iblock == NULL)
continue;
iblock->next_hop = get_ip6_next_hop (ip);
if (iblock->next_hop == NULL) {
destroy_ip_block (iblock);
continue;
}
if (start == NULL)
start = current = iblock;
else {
current->next = iblock;
current = iblock;
}
}
g_strfreev (ipset);
return start;
}
gboolean
has_ip6_address (gchar * conn_name)
{
gchar **ipset;
guint length;
guint i;
g_return_val_if_fail (conn_name != NULL, FALSE);
ipset = g_strsplit (ifnet_get_data (conn_name, "config"), "\" \"", 0);
length = g_strv_length (ipset);
for (i = 0; i < length; i++) {
if (!is_ip6_address (ipset[i]))
continue;
else {
g_strfreev (ipset);
return TRUE;
}
}
g_strfreev (ipset);
return FALSE;
}
