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Merge branch 'feat/menuconfig_for_rio_enable_v5.4' into 'release/v5.4'

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lwip: backport IPv6 improvements, NAPT fixes, and ND6 RIO support (v5.4)

See merge request espressif/esp-idf!41689
This commit is contained in:
Jiang Jiang Jian
2025-09-18 23:22:23 +08:00
parent 2d65061cce b567f95ea4
commit 35950a6a2d
3 changed files with 30 additions and 1 deletions
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14
components/lwip/Kconfig
View File

@@ -949,6 +949,20 @@ menu "LWIP"
help
Maximum number of entries in IPv6 destinations cache
config LWIP_IPV6_ND6_ROUTE_INFO_OPTION_SUPPORT
bool "Enable IPV6 ND6 route information option support"
depends on LWIP_ND6
default n
help
Enable route information option (RIO) support in IPV6 ND6
config LWIP_IPV6_ND6_NUM_ROUTE_INFO
int "Max number of entries in IPv6 route information options cache"
depends on LWIP_IPV6_ND6_ROUTE_INFO_OPTION_SUPPORT
default 10
help
Maximum number of entries in IPv6 route information options cache
menuconfig LWIP_PPP_SUPPORT
bool "Enable PPP support"
default n

2
components/lwip/lwip

Submodule components/lwip/lwip updated: fa4dffdfac...fd432e4ee2

15
components/lwip/port/include/lwipopts.h
View File

@@ -1334,6 +1334,21 @@ static inline uint32_t timeout_from_offered(uint32_t lease, uint32_t min)
* LWIP_ND6_NUM_DESTINATIONS: Maximum number of entries in IPv6 destinations cache
*/
#define LWIP_ND6_NUM_DESTINATIONS CONFIG_LWIP_IPV6_ND6_NUM_DESTINATIONS
/**
* LWIP_ND6_SUPPORT_RIO: Support route information options in IPv6 nd6 packets
*/
#ifdef CONFIG_LWIP_IPV6_ND6_ROUTE_INFO_OPTION_SUPPORT
#define LWIP_ND6_SUPPORT_RIO 1
#else
#define LWIP_ND6_SUPPORT_RIO 0
#endif
/**
* LWIP_IPV6_ND6_NUM_ROUTE_INFO: Maximum number of entries in IPv6 route information options cache
*/
#define LWIP_ND6_NUM_ROUTES CONFIG_LWIP_IPV6_ND6_NUM_ROUTE_INFO
/*
---------------------------------------
---------- Hook options ---------------