Commit 553a1716 authored by root's avatar root
Browse files

blarg

parent f6f91727

src/main.c

+5 −2
Original line number Diff line number Diff line
@@ -432,6 +432,9 @@ receive_thread(struct Masscan *masscan, 
            tcpcon_timeouts(tcpcon, secs, usecs);

        }



	if (length > 1514)

		continue;



        /*

         * "Preprocess" the response packet. This means to go through and

         * figure out where the TCP/IP headers are and the locations of
@@ -501,7 +504,7 @@ receive_thread(struct Masscan *masscan, 


            if (TCP_IS_SYNACK(px, parsed.transport_offset)) {

                if (syn_hash(ip_them, parsed.port_src) != seqno_me - 1) {

                    LOG(1, "%u.%u.%u.%u - bad cookie: ackno=0x%08x expected=0x%08x\n", 

                    LOG(2, "%u.%u.%u.%u - bad cookie: ackno=0x%08x expected=0x%08x\n", 

                        (ip_them>>24)&0xff, (ip_them>>16)&0xff, (ip_them>>8)&0xff, (ip_them>>0)&0xff, 

                        seqno_me-1, syn_hash(ip_them, parsed.port_src));

                    continue;
@@ -569,7 +572,7 @@ receive_thread(struct Masscan *masscan, 


            /* verify: syn-cookies */

            if (syn_hash(ip_them, parsed.port_src) != seqno_me - 1) {

                LOG(1, "%u.%u.%u.%u - bad cookie: ackno=0x%08x expected=0x%08x\n", 

                LOG(2, "%u.%u.%u.%u - bad cookie: ackno=0x%08x expected=0x%08x\n", 

                    (ip_them>>24)&0xff, (ip_them>>16)&0xff, (ip_them>>8)&0xff, (ip_them>>0)&0xff, 

                    seqno_me-1, syn_hash(ip_them, parsed.port_src));

                continue;