dhcpv4: use ubus for ipv4 dhcp range calculation

Signed-off-by: Patrick Grimm <patrick@lunatiki.de>

diff --git a/src/dhcpv4.c b/src/dhcpv4.c
index a657e13d325f9e4de34a8ec0e5c904d44967274d..bc3ee312ef3b3dc2e79dd05cab034ff2ad579d29 100644 (file)
--- a/src/dhcpv4.c
+++ b/src/dhcpv4.c
@@ -119,18 +119,22 @@ int setup_dhcpv4_interface(struct interface *iface, bool enable)
                }
 
                // Create a range if not specified
-               struct ifreq ifreq;
-               strncpy(ifreq.ifr_name, iface->ifname, sizeof(ifreq.ifr_name));
-
-               struct sockaddr_in *saddr = (struct sockaddr_in*)&ifreq.ifr_addr;
-               struct sockaddr_in *smask = (struct sockaddr_in*)&ifreq.ifr_netmask;
+               //struct ifreq ifreq;
+               //strncpy(ifreq.ifr_name, iface->ifname, sizeof(ifreq.ifr_name));
+
+               //struct sockaddr_in *saddr = (struct sockaddr_in*)&ifreq.ifr_addr;
+               //struct sockaddr_in *smask = (struct sockaddr_in*)&ifreq.ifr_netmask;
+               //if (!(iface->dhcpv4_start.s_addr & htonl(0xffff0000)) &&
+               //              !(iface->dhcpv4_end.s_addr & htonl(0xffff0000)) &&
+               //              !ioctl(sock, SIOCGIFADDR, &ifreq)) {
                if (!(iface->dhcpv4_start.s_addr & htonl(0xffff0000)) &&
-                               !(iface->dhcpv4_end.s_addr & htonl(0xffff0000)) &&
-                               !ioctl(sock, SIOCGIFADDR, &ifreq)) {
-                       struct in_addr addr = saddr->sin_addr;
+                               !(iface->dhcpv4_end.s_addr & htonl(0xffff0000))) {
+                       //struct in_addr addr = saddr->sin_addr;
+                       struct in_addr addr = ubus_get_address4(iface->ifname);
 
-                       ioctl(sock, SIOCGIFNETMASK, &ifreq);
-                       struct in_addr mask = smask->sin_addr;
+                       //ioctl(sock, SIOCGIFNETMASK, &ifreq);
+                       //struct in_addr mask = smask->sin_addr;
+                       struct in_addr mask = ubus_get_mask4(iface->ifname);
 
                        uint32_t start = ntohl(iface->dhcpv4_start.s_addr);
                        uint32_t end = ntohl(iface->dhcpv4_end.s_addr);