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Added the option PBUF_LINK_ENCAPSULATION_HLEN to allocate additional header space for TX on netifs requiring additional headers

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sg
2015-02-13 21:42:04 +01:00
parent e3e3200f95
commit 6ef7563f53
5 changed files with 23 additions and 5 deletions
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4
src/netif/etharp.c
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@@ -1128,7 +1128,7 @@ etharp_query(struct netif *netif, ip_addr_t *ipaddr, struct pbuf *q)
}
if(copy_needed) {
/* copy the whole packet into new pbufs */
p = pbuf_alloc(PBUF_RAW, p->tot_len, PBUF_RAM);
p = pbuf_alloc(PBUF_RAW_TX, p->tot_len, PBUF_RAM);
if(p != NULL) {
if (pbuf_copy(p, q) != ERR_OK) {
pbuf_free(p);
@@ -1240,7 +1240,7 @@ etharp_raw(struct netif *netif, const struct eth_addr *ethsrc_addr,
LWIP_ASSERT("netif != NULL", netif != NULL);
/* allocate a pbuf for the outgoing ARP request packet */
p = pbuf_alloc(PBUF_RAW, SIZEOF_ETHARP_PACKET_TX, PBUF_RAM);
p = pbuf_alloc(PBUF_RAW_TX, SIZEOF_ETHARP_PACKET_TX, PBUF_RAM);
/* could allocate a pbuf for an ARP request? */
if (p == NULL) {
LWIP_DEBUGF(ETHARP_DEBUG | LWIP_DBG_TRACE | LWIP_DBG_LEVEL_SERIOUS,