Add command line argument to disable DHCP options parsing

[oweals/relayd.git] / main.c

diff --git a/main.c b/main.c
index 24435b49b459e0de7e97365ad5088de6944f0583..edd10b8b064f26fc0d6e175de09f5617d24d5cac 100644 (file)
--- a/main.c
+++ b/main.c
@@ -40,6 +40,7 @@ static int host_ping_tries;
 static int inet_sock;
 static int forward_bcast;
 static int forward_dhcp;
+static int parse_dhcp;
 
 uint8_t local_addr[4];
 int local_route_table;
@@ -507,7 +508,7 @@ static void recv_bcast_packet(struct uloop_fd *fd, unsigned int events)
                if (!forward_bcast && !forward_dhcp)
                        continue;
 
-               if (relayd_handle_dhcp_packet(rif, pktbuf, pktlen, forward_dhcp))
+               if (relayd_handle_dhcp_packet(rif, pktbuf, pktlen, forward_dhcp, parse_dhcp))
                        continue;
 
                if (forward_bcast)
@@ -690,6 +691,7 @@ static int usage(const char *progname)
                        "       -T <table>      Set routing table number for automatically added routes\n"
                        "       -B              Enable broadcast forwarding\n"
                        "       -D              Enable DHCP forwarding\n"
+                       "       -P              Disable DHCP options parsing\n"
                        "       -L <ipaddr>     Enable local access using <ipaddr> as source address\n"
                        "\n",
                progname);
@@ -718,9 +720,10 @@ int main(int argc, char **argv)
        host_ping_tries = 5;
        forward_bcast = 0;
        local_route_table = 0;
+       parse_dhcp = 1;
        uloop_init();
 
-       while ((ch = getopt(argc, argv, "I:i:t:p:BDdT:G:R:L:")) != -1) {
+       while ((ch = getopt(argc, argv, "I:i:t:p:BDPdT:G:R:L:")) != -1) {
                switch(ch) {
                case 'I':
                        managed = true;
@@ -752,6 +755,9 @@ int main(int argc, char **argv)
                case 'D':
                        forward_dhcp = 1;
                        break;
+               case 'P':
+                       parse_dhcp = 0;
+                       break;
                case 'T':
                        route_table = atoi(optarg);
                        if (route_table <= 0)