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Several additional documentation fixes.

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likewise 2003-06-04 08:58:51 +00:00
parent ea08652416
commit 08703f46f8
1 changed files with 4 additions and 12 deletions
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16
src/netif/etharp.c
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@ -505,16 +505,13 @@ etharp_arp_input(struct netif *netif, struct eth_addr *ethaddr, struct pbuf *p)
*
* If ARP failed to allocate resources, NULL is returned.
*
* A returned non-NULL packet should be sent by the caller and
* etharp_output_sent() must be called afterwards to free any ARP
* request.
* A returned non-NULL packet should be sent by the caller.
*
* @param netif The lwIP network interface which the IP packet will be sent on.
* @param ipaddr The IP address of the packet destination.
* @param pbuf The pbuf(s) containing the IP packet to be sent.
*
* @return If non-NULL, a packet ready to be sent.
* @see etharp_output_sent()
*/
struct pbuf *
etharp_output(struct netif *netif, struct ip_addr *ipaddr, struct pbuf *q)
@ -641,10 +638,6 @@ etharp_output(struct netif *netif, struct ip_addr *ipaddr, struct pbuf *q)
* @note Might be used in the future by manual IP configuration
* as well.
*
* TODO: enqueue q here if possible (BEWARE: possible other packet already
* queued.
* TODO: The host requirements RFC states that ARP should save at least one
* packet, and this should be the _latest_ packet.
* TODO: use the ctime field to see how long ago an ARP request was sent,
* possibly retry.
*/
@ -656,12 +649,11 @@ err_t etharp_query(struct netif *netif, struct ip_addr *ipaddr, struct pbuf *q)
err_t result = ERR_OK;
u8_t i;
u8_t perform_arp_request = 1;
/* prevent warning if ARP_QUEUEING == 0 */
if (q);
/* prevent 'unused argument' warning if ARP_QUEUEING == 0 */
(void)q;
srcaddr = (struct eth_addr *)netif->hwaddr;
/* bail out if this IP address is pending */
for(i = 0; i < ARP_TABLE_SIZE; ++i) {
for (i = 0; i < ARP_TABLE_SIZE; ++i) {
if (ip_addr_cmp(ipaddr, &arp_table[i].ipaddr)) {
if (arp_table[i].state == ETHARP_STATE_PENDING) {
DEBUGF(ETHARP_DEBUG | DBG_TRACE | DBG_STATE, ("etharp_query: requested IP already pending as entry %u\n", i));