Cross Reference: /external/syslinux/gpxe/src/net/ipv4.c

Lines Matching defs:iphdr
166 	struct iphdr *iphdr = iobuf->data;
173 		if ( fragbuf->ident == iphdr->ident &&
174 		     fragbuf->src.s_addr == iphdr->src.s_addr ) {
183 			      ( iphdr->frags & IP_MASK_OFFSET ) ) {
188 				iob_pull ( iobuf, sizeof ( *iphdr ) );
195 				if ( ! ( iphdr->frags & IP_MASK_MOREFRAGS ) ) {
211 	if ( iphdr->frags & IP_MASK_MOREFRAGS &&
212 			( ( iphdr->frags & IP_MASK_OFFSET ) == 0 ) ) {
216 		fragbuf->ident = iphdr->ident;
217 		fragbuf->src = iphdr->src;
221 		iob_pull ( iobuf, sizeof ( *iphdr ) );
247 	struct iphdr *iphdr = iobuf->data;
248 	size_t hdrlen = ( ( iphdr->verhdrlen & IP_MASK_HLEN ) * 4 );
251 	pshdr.src = iphdr->src;
252 	pshdr.dest = iphdr->dest;
254 	pshdr.protocol = iphdr->protocol;
307 	struct iphdr *iphdr = iob_push ( iobuf, sizeof ( *iphdr ) );
316 	memset ( iphdr, 0, sizeof ( *iphdr ) );
317 	iphdr->verhdrlen = ( IP_VER | ( sizeof ( *iphdr ) / 4 ) );
318 	iphdr->service = IP_TOS;
319 	iphdr->len = htons ( iob_len ( iobuf ) );	
320 	iphdr->ident = htons ( ++next_ident );
321 	iphdr->ttl = IP_TTL;
322 	iphdr->protocol = tcpip_protocol->tcpip_proto;
323 	iphdr->dest = sin_dest->sin_addr;
326 	next_hop = iphdr->dest;
328 		iphdr->src = sin_src->sin_addr;
332 		iphdr->src = miniroute->address;
336 		DBG ( "IPv4 has no route to %s\n", inet_ntoa ( iphdr->dest ) );
342 	if ( ( rc = ipv4_ll_addr ( next_hop, iphdr->src, netdev,
352 	iphdr->chksum = tcpip_chksum ( iphdr, sizeof ( *iphdr ) );
355 	DBG ( "IPv4 TX %s->", inet_ntoa ( iphdr->src ) );
357 	      inet_ntoa ( iphdr->dest ), ntohs ( iphdr->len ), iphdr->protocol,
358 	      ntohs ( iphdr->ident ), ntohs ( iphdr->chksum ) );
386 	struct iphdr *iphdr = iobuf->data;
398 	if ( iob_len ( iobuf ) < sizeof ( *iphdr ) ) {
400 		      iob_len ( iobuf ), sizeof ( *iphdr ) );
403 	if ( ( iphdr->verhdrlen & IP_MASK_VER ) != IP_VER ) {
404 		DBG ( "IPv4 version %#02x not supported\n", iphdr->verhdrlen );
407 	hdrlen = ( ( iphdr->verhdrlen & IP_MASK_HLEN ) * 4 );
408 	if ( hdrlen < sizeof ( *iphdr ) ) {
410 		      hdrlen, sizeof ( *iphdr ) );
418 	if ( ( csum = tcpip_chksum ( iphdr, hdrlen ) ) != 0 ) {
423 	len = ntohs ( iphdr->len );
436 	DBG ( "IPv4 RX %s<-", inet_ntoa ( iphdr->dest ) );
438 	      inet_ntoa ( iphdr->src ), ntohs ( iphdr->len ), iphdr->protocol,
439 	      ntohs ( iphdr->ident ), ntohs ( iphdr->chksum ) );
449 	if ( ( iphdr->frags & htons ( IP_MASK_MOREFRAGS ) ) || 
450 	     ( ( iphdr->frags & htons ( IP_MASK_OFFSET ) ) != 0 ) ) {
462 	src.sin.sin_addr = iphdr->src;
465 	dest.sin.sin_addr = iphdr->dest;
466 	if ( ( rc = tcpip_rx ( iobuf, iphdr->protocol, &src.st,