1*0c4bfcacSAsias He #include "kvm/uip.h" 2*0c4bfcacSAsias He 3*0c4bfcacSAsias He bool uip_udp_is_dhcp(struct uip_udp *udp) 4*0c4bfcacSAsias He { 5*0c4bfcacSAsias He struct uip_dhcp *dhcp; 6*0c4bfcacSAsias He 7*0c4bfcacSAsias He if (ntohs(udp->sport) != UIP_DHCP_PORT_CLIENT || 8*0c4bfcacSAsias He ntohs(udp->dport) != UIP_DHCP_PORT_SERVER) 9*0c4bfcacSAsias He return false; 10*0c4bfcacSAsias He 11*0c4bfcacSAsias He dhcp = (struct uip_dhcp *)udp; 12*0c4bfcacSAsias He 13*0c4bfcacSAsias He if (ntohl(dhcp->magic_cookie) != UIP_DHCP_MAGIC_COOKIE) 14*0c4bfcacSAsias He return false; 15*0c4bfcacSAsias He 16*0c4bfcacSAsias He return true; 17*0c4bfcacSAsias He } 18