103 	struct dhcp p = {};  in send_dhcp_discover()  local
108 	boottime->copy_mem(p.eth_hdr.et_dest, (void *)BROADCAST_MAC, ARP_HLEN);  in send_dhcp_discover()
109 	boottime->copy_mem(p.eth_hdr.et_src, &net->mode->current_address,  in send_dhcp_discover()
111 	p.eth_hdr.et_protlen = htons(PROT_IP);  in send_dhcp_discover()
115 	p.ip_udp.ip_hl_v	= 0x45;  in send_dhcp_discover()
116 	p.ip_udp.ip_len		= htons(sizeof(struct dhcp) -  in send_dhcp_discover()
118 	p.ip_udp.ip_id		= htons(++net_ip_id);  in send_dhcp_discover()
119 	p.ip_udp.ip_off		= htons(IP_FLAGS_DFRAG);  in send_dhcp_discover()
120 	p.ip_udp.ip_ttl		= 0xff; /* time to live */  in send_dhcp_discover()
121 	p.ip_udp.ip_p		= IPPROTO_UDP;  in send_dhcp_discover()
122 	boottime->set_mem(&p.ip_udp.ip_dst, 4, 0xff);  in send_dhcp_discover()
123 	p.ip_udp.ip_sum		= efi_ip_checksum(&p.ip_udp, IP_HDR_SIZE);  in send_dhcp_discover()
128 	p.ip_udp.udp_src	= htons(68);  in send_dhcp_discover()
129 	p.ip_udp.udp_dst	= htons(67);  in send_dhcp_discover()
130 	p.ip_udp.udp_len	= htons(sizeof(struct dhcp) -  in send_dhcp_discover()
136 	p.dhcp_hdr.op		= BOOTREQUEST;  in send_dhcp_discover()
137 	p.dhcp_hdr.htype	= HWT_ETHER;  in send_dhcp_discover()
138 	p.dhcp_hdr.hlen		= HWL_ETHER;  in send_dhcp_discover()
139 	p.dhcp_hdr.flags	= htons(DHCP_FLAGS_UNICAST);  in send_dhcp_discover()
140 	boottime->copy_mem(&p.dhcp_hdr.chaddr,  in send_dhcp_discover()
145 	p.opt[0]	= 0x63; /* DHCP magic cookie */  in send_dhcp_discover()
146 	p.opt[1]	= 0x82;  in send_dhcp_discover()
147 	p.opt[2]	= 0x53;  in send_dhcp_discover()
148 	p.opt[3]	= 0x63;  in send_dhcp_discover()
149 	p.opt[4]	= DHCP_MESSAGE_TYPE;  in send_dhcp_discover()
150 	p.opt[5]	= 0x01; /* length */  in send_dhcp_discover()
151 	p.opt[6]	= DHCPDISCOVER;  in send_dhcp_discover()
152 	p.opt[7]	= 0x39; /* maximum message size */  in send_dhcp_discover()
153 	p.opt[8]	= 0x02; /* length */  in send_dhcp_discover()
154 	p.opt[9]	= 0x02; /* 576 bytes */  in send_dhcp_discover()
155 	p.opt[10]	= 0x40;  in send_dhcp_discover()
156 	p.opt[11]	= 0xff; /* end of options */  in send_dhcp_discover()
161 	ret = net->transmit(net, 0, sizeof(struct dhcp), &p, NULL, NULL, 0);  in send_dhcp_discover()
264 		struct dhcp p;  in execute()  member
344 		if (buffer.p.eth_hdr.et_protlen != ntohs(PROT_IP) ||  in execute()
345 		    buffer.p.ip_udp.ip_hl_v != 0x45 ||  in execute()
346 		    buffer.p.ip_udp.ip_p != IPPROTO_UDP ||  in execute()
347 		    buffer.p.ip_udp.udp_src != ntohs(67) ||  in execute()
348 		    buffer.p.ip_udp.udp_dst != ntohs(68) ||  in execute()
349 		    buffer.p.dhcp_hdr.op != BOOTREPLY)  in execute()
360 	addr = (u8 *)&buffer.p.ip_udp.ip_src;  in execute()