Lines Matching refs:socket
19 int fd = socket(PF_INET, SOCK_DGRAM, IPPROTO_UDP);
25 die ("cannot create DHCP socket : %s", NULL);
34 die("failed to set options on DHCP socket: %s", NULL);
44 die("failed to bind DHCP server socket: %s", NULL);
48 if ((fd = socket (AF_INET, SOCK_RAW, IPPROTO_ICMP)) == -1 ||
51 die("cannot create ICMP raw socket: %s.", NULL);
65 die("cannot create DHCP BPF socket: %s", NULL);
69 /* since we don't ever use the packet socket for reception,
72 socket receive buffer size to one to avoid that. (zero is
74 if ((fd = socket(PF_PACKET, SOCK_DGRAM, htons(ETHERTYPE_IP))) == -1 ||
76 die("cannot create DHCP packet socket: %s. "