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Merge branch 'fix/lwip_na_packets_router_flag' into 'master'

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feat(lwip): support NA router farwording flag set

See merge request espressif/esp-idf!27132
This commit is contained in:
Shu Chen 2023-11-30 17:48:42 +08:00
commit 195d4013a2
3 changed files with 19 additions and 1 deletions
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8
components/lwip/Kconfig
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@ -124,6 +124,14 @@ menu "LWIP"
This option is used to disable the Network Discovery Protocol (NDP) if it is not required.
Please use this option with caution, as the NDP is essential for IPv6 functionality within a local network.
config LWIP_FORCE_ROUTER_FORWARDING
bool "LWIP Force Router Forwarding Enable/Disable"
default n
depends on LWIP_ND6
help
This option is used to set the the router flag for the NA packets.
When enabled, the router flag in NA packet will always set to 1, otherwise, never set router flag for NA packets.
config LWIP_MAX_SOCKETS
int "Max number of open sockets"
range 1 16

2
components/lwip/lwip

@ -1 +1 @@
Subproject commit 4a8286ab8bcf983f22421e3d4be650837b5eb277
Subproject commit 542ba2997f6cc14fe9c3d781bf9b0d890cd70bb1

10
components/lwip/port/include/lwipopts.h
View File

@ -1169,6 +1169,16 @@ static inline uint32_t timeout_from_offered(uint32_t lease, uint32_t min)
#define LWIP_ND6 0
#endif
/**
* LWIP_FORCE_ROUTER_FORWARDING==1: the router flag in NA packet will always set to 1,
* otherwise, never set router flag for NA packets.
*/
#ifdef CONFIG_LWIP_FORCE_ROUTER_FORWARDING
#define LWIP_FORCE_ROUTER_FORWARDING 1
#else
#define LWIP_FORCE_ROUTER_FORWARDING 0
#endif
/**
* LWIP_IPV6_NUM_ADDRESSES: Number of IPv6 addresses per netif.
*/