net/arcnet/rfc1201.c

95 	struct arc_rfc1201 *soft = &pkt->soft.rfc1201;
110 	switch (soft->proto) {
139 	struct arc_rfc1201 *soft = &pkthdr->soft.rfc1201;
151 	if (soft->split_flag == 0xFF) {		/* Exception Packet */
164 				      soft, sizeof(pkt->soft));
166 	if (!soft->split_flag) {	/* not split */
168 			   soft->split_flag);
172 				   in->sequence, soft->split_flag,
173 				   soft->sequence);
174 			lp->rfc1201.aborted_seq = soft->sequence;
180 		in->sequence = soft->sequence;
191 		soft = &pkt->soft.rfc1201;
193 		/* up to sizeof(pkt->soft) has already
197 		if (length > sizeof(pkt->soft))
199 					      ofs + sizeof(pkt->soft),
200 					      pkt->soft.raw + sizeof(pkt->soft),
201 					      length - sizeof(pkt->soft));
208 		if (soft->proto == ARC_P_ARP) {
209 			struct arphdr *arp = (struct arphdr *)soft->payload;
257 			   soft->split_flag, in->sequence);
259 		if (in->skb && in->sequence != soft->sequence) {
261 				   saddr, in->sequence, soft->sequence,
262 				   soft->split_flag);
269 		if (soft->split_flag & 1) {	/* first packet in split */
271 				   soft->split_flag);
274 					   in->sequence, soft->split_flag,
275 					   soft->sequence);
280 			in->sequence = soft->sequence;
281 			in->numpackets = ((unsigned)soft->split_flag >> 1) + 2;
286 					   soft->split_flag);
287 				lp->rfc1201.aborted_seq = soft->sequence;
296 				lp->rfc1201.aborted_seq = soft->sequence;
302 			soft = &pkt->soft.rfc1201;
307 			soft->split_flag = 0;	/* end result won't be split */
309 			int packetnum = ((unsigned)soft->split_flag >> 1) + 1;
315 				if (lp->rfc1201.aborted_seq != soft->sequence) {
317 						   soft->split_flag,
318 						   soft->sequence,
331 						   soft->split_flag);
338 					   in->sequence, soft->split_flag,
339 					   soft->sequence);
340 				lp->rfc1201.aborted_seq = soft->sequence;
349 			soft = &pkt->soft.rfc1201;
377 /* Create the ARCnet hard/soft headers for RFC1201. */
384 	struct arc_rfc1201 *soft = &pkt->soft.rfc1201;
389 		soft->proto = ARC_P_IP;
392 		soft->proto = ARC_P_IPV6;
395 		soft->proto = ARC_P_ARP;
398 		soft->proto = ARC_P_RARP;
403 		soft->proto = ARC_P_IPX;
406 		soft->proto = ARC_P_ATALK;
424 	soft->sequence = htons(lp->rfc1201.sequence++);
425 	soft->split_flag = 0;	/* split packets are done elsewhere */
444 		     struct arc_rfc1201 *soft, int softlen, int bufnum)
457 		excsoft.proto = soft->proto;
471 	lp->hw.copy_to_card(dev, bufnum, ofs, soft, softlen);
488 	pkt->soft.rfc1201.split_flag = 0;
501 			   pkt->soft.rfc1201.sequence);
506 	load_pkt(dev, &pkt->hard, &pkt->soft.rfc1201, length, bufnum);
516 	struct arc_rfc1201 *soft = &out->pkt->soft.rfc1201, *newsoft;
522 		   out->segnum, out->numsegs, soft->sequence);
524 	/* the "new" soft header comes right before the data chunk */
526 	    (out->pkt->soft.raw + out->length - out->dataleft);
528 	if (!out->segnum)	/* first packet; newsoft == soft */
532 		newsoft->proto = soft->proto;
533 		newsoft->sequence = soft->sequence;