diff options
Diffstat (limited to 'src/devices/nm-device.c')
| -rw-r--r-- | src/devices/nm-device.c | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/src/devices/nm-device.c b/src/devices/nm-device.c index f18b9c147f..2766c801a1 100644 --- a/src/devices/nm-device.c +++ b/src/devices/nm-device.c @@ -4660,6 +4660,36 @@ reserve_shared_ip (NMDevice *self, NMSettingIPConfig *s_ip4, NMPlatformIP4Addres nm_ip_address_get_address_binary (user, &a); nm_platform_ip4_address_set_addr (address, a, nm_ip_address_get_prefix (user)); } else { + guint32 network; + int total_range; + int plen; + guint32 start; + guint32 network_start, network_end, network_step; + + nm_config_data_get_ipv4_shared_address_range (NM_CONFIG_GET_DATA, + &network, + &total_range, + &plen); + + nm_assert (total_range >= 1 && total_range <= 31); + nm_assert (plen >= total_range && plen <= 32); + + network_start = network & nm_utils_ip4_prefix_to_netmask (total_range); + network_end = network_start + ntohl (1LL << total_range); + + network_sub = network_start; + do { + if (!g_hash_table_contains (shared_ips, GUINT_TO_POINTER (network_sub))) + break; + + htonl (network_sub) + + + + } while (network_sub != 0); + + network_sub = network; + network_sub = (network & ~nm_utils_ip4_prefix_to_netmask (total_range)) /* Find an unused address in the 10.42.x.x range */ guint32 start = (guint32) ntohl (0x0a2a0001); /* 10.42.0.1 */ guint32 count = 0; |