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incubator-nuttx/net/ipforward
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Zhe Weng f7181676b7 net: Support IP packet filter 
Add a firewall compatible with Linux's iptables and ip6tables, with chains at similar points in the packet processing path.

NIC ─> ipv[46]_input ┬> ipv[46]_forward ─> [FORWARD] ┬> devif_poll_out ─> NIC
                     │                               │
                     │          ┌>  tcp  ┐           │
                     │          ├>  udp  ┤           │
                     └> [INPUT] ┼> icmp  ┼> [OUTPUT] ┘
                                ├> icmp6 ┤
                                └>  ...  ┘

Signed-off-by: Zhe Weng <wengzhe@xiaomi.com>
 		2024-06-20 09:43:05 +08:00
..
CMakeLists.txt build: add initial cmake build system 2023-07-08 13:50:48 +08:00
Kconfig net/ipfwd: limit number of ipforward struct to be less than number of IOB 2022-12-09 11:20:16 +08:00
Make.defs
…
ipforward.h net/ipfwd: limit number of ipforward struct to be less than number of IOB 2022-12-09 11:20:16 +08:00
ipfwd_alloc.c
…
ipfwd_dropstats.c net/netdev: Avoid hardcoded guardsize when using d_iob 2023-01-18 14:41:07 +08:00
ipfwd_forward.c net/devif_poll: optimize device buffer alloc in txpoll 2023-01-13 16:41:10 +08:00
ipfwd_poll.c net: move device buffer define to common header 2022-10-28 00:32:16 -04:00
ipv4_forward.c net: Support IP packet filter 2024-06-20 09:43:05 +08:00
ipv6_forward.c net: Support IP packet filter 2024-06-20 09:43:05 +08:00