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new network feature: NAPT (widely known as NAT) (#6360)

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* lwIP: napt patches (enabled with lwip2 w/o IPv6 w/ features)
This commit is contained in:
david gauchard
2019-08-28 17:51:14 +02:00
committed by GitHub
parent 7436f3802a
commit 06f1865628
18 changed files with 497 additions and 8 deletions
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6
tools/sdk/lwip2/include/lwip/ip.h
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@ -189,6 +189,12 @@ extern struct ip_globals ip_data;
/** Destination IP4 address of current_header */
#define ip4_current_dest_addr() (&ip_data.current_iphdr_dest)
#if NAPT_DEBUG
void napt_debug_print()ICACHE_FLASH_ATTR;
#else
#define napt_debug_print(p)
#endif /* NAPT_DEBUG */
#elif LWIP_IPV6 /* LWIP_IPV4 && LWIP_IPV6 */
/** Get the IPv6 header of the current packet.