92 		.offset = offsetof ( struct dhcphdr, _field ),		\
93 		.len = sizeof ( ( ( struct dhcphdr * ) 0 )->_field ),	\
112 static inline void * dhcp_packet_field ( struct dhcphdr *dhcphdr,  in dhcp_packet_field()  argument
114 	return ( ( ( void * ) dhcphdr ) + field->offset );  in dhcp_packet_field()
156 		field_data = dhcp_packet_field ( dhcppkt->dhcphdr, field );  in dhcppkt_store()
158 		memcpy ( dhcp_packet_field ( dhcppkt->dhcphdr, field ),  in dhcppkt_store()
169 	dhcppkt->len = ( offsetof ( struct dhcphdr, options ) +  in dhcppkt_store()
192 		field_data = dhcp_packet_field ( dhcppkt->dhcphdr, field );  in dhcppkt_fetch()
272 void dhcppkt_init ( struct dhcp_packet *dhcppkt, struct dhcphdr *data,  in dhcppkt_init()
274 	dhcppkt->dhcphdr = data;  in dhcppkt_init()
276 	dhcpopt_init ( &dhcppkt->options, &dhcppkt->dhcphdr->options,  in dhcppkt_init()
277 		       ( len - offsetof ( struct dhcphdr, options ) ) );  in dhcppkt_init()
278 	dhcppkt->len = ( offsetof ( struct dhcphdr, options ) +  in dhcppkt_init()