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Updated documentation.

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likewise 2004-04-28 23:40:53 +00:00
parent 384fb3c353
commit de2e311e6e
1 changed files with 4 additions and 6 deletions
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10
src/core/ipv4/ip_addr.c
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@ -40,13 +40,10 @@ const struct ip_addr ip_addr_broadcast = { 0xffffffffUL };
/* Determine if an address is a broadcast address on a network interface
*
* @param addr address to be checkedk
* @param addr address to be checked
* @param netif the network interface against which the address is checked
* @return returns non-zero if the address is a broadcast address
*
* @intern work in progress - meant to replace ip_addr.h macro
* as it does not support non-broadcast interfaces.
* see lwip-devel mailing list on 18-2-2004
*/
u8_t ip_addr_isbroadcast(struct ip_addr *addr, struct netif *netif)
@ -55,9 +52,10 @@ u8_t ip_addr_isbroadcast(struct ip_addr *addr, struct netif *netif)
if ((addr->addr == ip_addr_broadcast.addr) ||
(addr->addr == ip_addr_any.addr))
return 1;
/* no broadcast support on this network interface
* we cannot proceed matching against broadcast addresses */
/* no broadcast support on this network interface? */
else if ((netif->flags & NETIF_FLAG_BROADCAST) == 0)
/* the given address cannot be a broadcast address */
* nor can we check against any broadcast addresses */
return 0;
/* address matches network interface address exactly? => no broadcast */
else if (addr->addr == netif->ip_addr.addr)