133 ip_reasm_free(struct ip_reasm *ipr)  in ip_reasm_free()  argument
137 	while ((ipq = STAILQ_FIRST(&ipr->ip_queue)) != NULL) {  in ip_reasm_free()
138 		STAILQ_REMOVE_HEAD(&ipr->ip_queue, ipq_next);  in ip_reasm_free()
142 	free(ipr->ip_pkt);  in ip_reasm_free()
143 	free(ipr);  in ip_reasm_free()
147 ip_reasm_add(struct ip_reasm *ipr, void *pkt, struct ip *ip)  in ip_reasm_add()  argument
158 	STAILQ_FOREACH(p, &ipr->ip_queue, ipq_next) {  in ip_reasm_add()
167 		STAILQ_INSERT_AFTER(&ipr->ip_queue, prev, ipq, ipq_next);  in ip_reasm_add()
170 	STAILQ_INSERT_HEAD(&ipr->ip_queue, ipq, ipq_next);  in ip_reasm_add()
188 	struct ip_reasm *ipr;  in readipv4()  local
288 	STAILQ_FOREACH(ipr, &ire_list, ip_next) {  in readipv4()
289 		if (ipr->ip_src.s_addr == ip->ip_src.s_addr &&  in readipv4()
290 		    ipr->ip_dst.s_addr == ip->ip_dst.s_addr &&  in readipv4()
291 		    ipr->ip_id == ip->ip_id &&  in readipv4()
292 		    ipr->ip_proto == ip->ip_p)  in readipv4()
297 	if (ipr == NULL) {  in readipv4()
298 		if ((ipr = calloc(1, sizeof (*ipr))) == NULL) {  in readipv4()
303 		ipr->ip_src = ip->ip_src;  in readipv4()
304 		ipr->ip_dst = ip->ip_dst;  in readipv4()
305 		ipr->ip_id = ip->ip_id;  in readipv4()
306 		ipr->ip_proto = ip->ip_p;  in readipv4()
307 		ipr->ip_ttl = MAXTTL;  in readipv4()
308 		STAILQ_INIT(&ipr->ip_queue);  in readipv4()
309 		STAILQ_INSERT_TAIL(&ire_list, ipr, ip_next);  in readipv4()
312 	if (ip_reasm_add(ipr, ptr, ip) != 0) {  in readipv4()
313 		STAILQ_REMOVE(&ire_list, ipr, ip_reasm, ip_next);  in readipv4()
314 		free(ipr);  in readipv4()
320 		ipr->ip_total_size = (8 * (ntohs(ip->ip_off) & IP_OFFMASK));  in readipv4()
321 		ipr->ip_total_size += n + sizeof (*ip);  in readipv4()
322 		ipr->ip_total_size += sizeof (struct ether_header);  in readipv4()
324 		ipr->ip_pkt = malloc(ipr->ip_total_size + 2);  in readipv4()
325 		if (ipr->ip_pkt == NULL) {  in readipv4()
326 			STAILQ_REMOVE(&ire_list, ipr, ip_reasm, ip_next);  in readipv4()
327 			ip_reasm_free(ipr);  in readipv4()
336 	if (ipr->ip_pkt == NULL) {  in readipv4()
347 	STAILQ_FOREACH(ipq, &ipr->ip_queue, ipq_next) {  in readipv4()
349 			STAILQ_REMOVE(&ire_list, ipr, ip_reasm, ip_next);  in readipv4()
350 			ip_reasm_free(ipr);  in readipv4()
362 	ipq = STAILQ_FIRST(&ipr->ip_queue);  in readipv4()
364 	eh = (struct ether_header *)((uintptr_t)ipr->ip_pkt + 2);  in readipv4()
368 	ipr->ip_hdr = (struct ip *)((uintptr_t)eh + sizeof (*eh));  in readipv4()
369 	bcopy(ipq->ipq_hdr, ipr->ip_hdr, sizeof (*ipr->ip_hdr));  in readipv4()
370 	ipr->ip_hdr->ip_hl = sizeof (*ipr->ip_hdr) >> 2;  in readipv4()
371 	ipr->ip_hdr->ip_len = htons(n);  in readipv4()
372 	ipr->ip_hdr->ip_sum = 0;  in readipv4()
373 	ipr->ip_hdr->ip_sum = in_cksum(ipr->ip_hdr, sizeof (*ipr->ip_hdr));  in readipv4()
376 	ptr = (char *)((uintptr_t)ipr->ip_hdr + sizeof (*ipr->ip_hdr));  in readipv4()
377 	STAILQ_FOREACH(ipq, &ipr->ip_queue, ipq_next) {  in readipv4()
389 	*pkt = ipr->ip_pkt;  in readipv4()
390 	ipr->ip_pkt = NULL;	/* Avoid free from ip_reasm_free() */  in readipv4()
394 	while ((ipr = STAILQ_FIRST(&ire_list)) != NULL) {  in readipv4()
396 		ip_reasm_free(ipr);  in readipv4()