Lines Matching refs:pb

285 pppoe_dispatch_disc_pkt(struct netif *netif, struct pbuf *pb)
303   pb = pppSingleBuf(pb);
308   if (pb->len < sizeof(*ethhdr)) {
311   ethhdr = (struct eth_hdr *)pb->payload;
321   if (pb->len - off < PPPOE_HEADERLEN) {
322     printf("pppoe: packet too short: %d\n", pb->len);
335   if (plen + off > pb->len) {
337         pb->len - off, plen);
340   if(pb->tot_len == pb->len) {
341     pb->tot_len = pb->len = (u16_t)off + plen; /* ignore trailing garbage */
346   while (off + sizeof(pt) <= pb->len) {
347     MEMCPY(&pt, (u8_t*)pb->payload + off, sizeof(pt));
350     if (off + sizeof(pt) + len > pb->len) {
366         hunique = (u8_t*)pb->payload + off + sizeof(pt);
369         sc = pppoe_find_softc_by_hunique((u8_t*)pb->payload + off + sizeof(pt), len, netif);
376           ac_cookie = (u8_t*)pb->payload + off + sizeof(pt);
396         strncpy(pppoe_error_tmp, (char*)pb->payload + off + sizeof(pt), error_len);
545   pbuf_free(pb);
561 pppoe_data_input(struct netif *netif, struct pbuf *pb)
571   MEMCPY(shost, ((struct eth_hdr *)pb->payload)->src.addr, sizeof(shost));
573   if (pbuf_header(pb, -(int)sizeof(struct eth_hdr)) != 0) {
580   pb = pppSingleBuf (pb);
582   if (pb->len <= PPPOE_HEADERLEN) {
583     printf("pppoe (data): dropping too short packet: %d bytes\n", pb->len);
587   if (pb->len < sizeof(*ph)) {
591   ph = (struct pppoehdr *)pb->payload;
613   if (pbuf_header(pb, -(int)(PPPOE_HEADERLEN)) != 0) {
622         pb->len, plen));
624   if (pb->len < plen) {
628   pppInProcOverEthernet(sc->sc_pd, pb);
633   pbuf_free(pb);
637 pppoe_output(struct pppoe_softc *sc, struct pbuf *pb)
644     pbuf_free(pb);
648   ethhdr = (struct eth_hdr *)pb->payload;
658       pb->tot_len));
660   res = sc->sc_ethif->linkoutput(sc->sc_ethif, pb);
662   pbuf_free(pb);
670   struct pbuf *pb;
697   pb = pbuf_alloc(PBUF_LINK, (u16_t)(sizeof(struct eth_hdr) + PPPOE_HEADERLEN + len), PBUF_RAM);
698   if (!pb) {
701   LWIP_ASSERT("pb->tot_len == pb->len", pb->tot_len == pb->len);
703   p = (u8_t*)pb->payload + sizeof (struct eth_hdr);
730   return pppoe_output(sc, pb);
891   struct pbuf *pb;
914   pb = pbuf_alloc(PBUF_LINK, (u16_t)(sizeof(struct eth_hdr) + PPPOE_HEADERLEN + len), PBUF_RAM);
915   if (!pb) {
918   LWIP_ASSERT("pb->tot_len == pb->len", pb->tot_len == pb->len);
919   p = (u8_t*)pb->payload + sizeof (struct eth_hdr);
942   return pppoe_output(sc, pb);
949   struct pbuf *pb;
954   pb = pbuf_alloc(PBUF_LINK, sizeof(struct eth_hdr) + PPPOE_HEADERLEN, PBUF_RAM);
955   if (!pb) {
958   LWIP_ASSERT("pb->tot_len == pb->len", pb->tot_len == pb->len);
960   ethhdr = (struct eth_hdr *)pb->payload;
968   res = outgoing_if->linkoutput(outgoing_if, pb);
970   pbuf_free(pb);
979   struct pbuf *pb;
993   pb = pbuf_alloc(PBUF_LINK, sizeof(struct eth_hdr) + PPPOE_HEADERLEN + len, PBUF_RAM);
994   if (!pb) {
997   LWIP_ASSERT("pb->tot_len == pb->len", pb->tot_len == pb->len);
998   p = (u8_t*)pb->payload + sizeof (struct eth_hdr);
1007   return pppoe_output(sc, pb);
1013   struct pbuf *pb;
1030   pb = pbuf_alloc(PBUF_LINK, sizeof(struct eth_hdr) + PPPOE_HEADERLEN + len, PBUF_RAM);
1031   if (!pb) {
1034   LWIP_ASSERT("pb->tot_len == pb->len", pb->tot_len == pb->len);
1035   p = (u8_t*)pb->payload + sizeof (struct eth_hdr);
1048   return pppoe_output(sc, pb);
1053 pppoe_xmit(struct pppoe_softc *sc, struct pbuf *pb)
1061     pbuf_free(pb);
1065   len = pb->tot_len;
1068   if (pbuf_header(pb, sizeof(struct eth_hdr) + PPPOE_HEADERLEN) != 0) {
1072     pbuf_free(pb);
1076   p = (u8_t*)pb->payload + sizeof(struct eth_hdr);
1079   return pppoe_output(sc, pb);