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patch #6808: Add a utility function ip_hinted_output() (for smaller code mainly)
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@@ -327,6 +327,28 @@ ip_output(struct pbuf *p, struct ip_addr *src, struct ip_addr *dest,
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return ip_output_if (p, src, dest, ttl, proto, netif);
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}
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#if LWIP_NETIF_HWADDRHINT
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err_t
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ip_output_hinted(struct pbuf *p, struct ip_addr *src, struct ip_addr *dest,
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u8_t ttl, u8_t tos, u8_t proto, u8_t *addr_hint)
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{
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struct netif *netif;
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err_t err;
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if ((netif = ip_route(dest)) == NULL) {
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LWIP_DEBUGF(IP_DEBUG, ("ip_output: No route to 0x%"X32_F"\n", dest->addr));
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IP_STATS_INC(ip.rterr);
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return ERR_RTE;
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}
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netif->addr_hint = addr_hint;
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err = ip_output_if(p, src, dest, ttl, tos, proto, netif);
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netif->addr_hint = NULL;
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return err;
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}
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#endif /* LWIP_NETIF_HWADDRHINT*/
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#if IP_DEBUG
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void
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ip_debug_print(struct pbuf *p)
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