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lwip: add config options for Thread IPv6 border routing

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This commit is contained in:
Jiacheng Guo 2021-04-08 17:58:50 +08:00 committed by bot
parent 7f34657013
commit fd3553b66d
4 changed files with 65 additions and 1 deletions
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42
components/lwip/Kconfig
View File

@ -328,6 +328,28 @@ menu "LWIP"
See RFC 4862.
config LWIP_IPV6_NUM_ADDRESSES
int "Number of IPv6 addresses on each network interface"
depends on LWIP_IPV6
default 3
help
The maximum number of IPv6 addresses on each interface. Any additional
addresses will be discarded.
config LWIP_IPV6_FORWARD
bool "Enable IPv6 forwarding between interfaces"
depends on LWIP_IPV6
default n
help
Forwarding IPv6 packets between interfaces is only required when acting as
a router.
config LWIP_NETIF_STATUS_CALLBACK
bool "Enable status callback for network interfaces"
default n
help
Enable callbacks when the network interface is up/down and addresses are changed.
menuconfig LWIP_NETIF_LOOPBACK
bool "Support per-interface loopback"
default y
@ -859,6 +881,26 @@ menu "LWIP"
endchoice
choice LWIP_HOOK_ND6_GET_GW
prompt "IPv6 get gateway Hook"
depends on LWIP_IPV6
default LWIP_HOOK_ND6_GET_GW_NONE
help
Enables custom IPv6 route hook.
Setting this to "default" provides weak implementation
stub that could be overwritten in application code.
Setting this to "custom" provides hook's declaration
only and expects the application to implement it.
config LWIP_HOOK_ND6_GET_GW_NONE
bool "No hook declared"
config LWIP_HOOK_ND6_GET_GW_DEFAULT
bool "Default (weak) implementation"
config LWIP_HOOK_ND6_GET_GW_CUSTOM
bool "Custom implementation"
endchoice
choice LWIP_HOOK_NETCONN_EXTERNAL_RESOLVE
prompt "Netconn external resolve Hook"
default LWIP_HOOK_NETCONN_EXT_RESOLVE_NONE

10
components/lwip/port/esp32/hooks/lwip_default_hooks.c
View File

@ -38,3 +38,13 @@ int __weak lwip_hook_netconn_external_resolve(const char *name, ip_addr_t *addr,
return 0;
}
#endif
#ifdef CONFIG_LWIP_HOOK_ND6_GET_GW_DEFAULT
const ip6_addr_t *lwip_hook_nd6_get_gw(struct netif *netif, const ip6_addr_t *dest)
{
LWIP_UNUSED_ARG(netif);
LWIP_UNUSED_ARG(dest);
return 0;
}
#endif

6
components/lwip/port/esp32/include/lwip_default_hooks.h
View File

@ -42,6 +42,12 @@ lwip_hook_ip6_route(const ip6_addr_t *src, const ip6_addr_t *dest);
#define LWIP_HOOK_IP6_ROUTE lwip_hook_ip6_route
#endif /* CONFIG_LWIP_HOOK_IP6_ROUTE... */
#if defined(CONFIG_LWIP_HOOK_ND6_GET_GW_CUSTOM) || defined(CONFIG_LWIP_HOOK_ND6_GET_GW_DEFAULT)
const ip6_addr_t *lwip_hook_nd6_get_gw(struct netif *netif, const ip6_addr_t *dest);
#define LWIP_HOOK_ND6_GET_GW lwip_hook_nd6_get_gw
#endif /* CONFIG_LWIP_HOOK_ND6_GET_GATEWAY... */
#if defined(CONFIG_LWIP_HOOK_NETCONN_EXT_RESOLVE_CUSTOM) || defined(CONFIG_LWIP_HOOK_NETCONN_EXT_RESOLVE_DEFAULT)
int lwip_hook_netconn_external_resolve(const char *name, ip_addr_t *addr, u8_t addrtype, err_t *err);

8
components/lwip/port/esp32/include/lwipopts.h
View File

@ -453,6 +453,8 @@
*/
#define LWIP_NETIF_API CONFIG_LWIP_NETIF_API
#define LWIP_NETIF_STATUS_CALLBACK CONFIG_LWIP_NETIF_STATUS_CALLBACK
/*
------------------------------------
---------- LOOPIF options ----------
@ -688,7 +690,7 @@
* Some modems do not support IPV6 addressing in local link and
* the only option available is to disable IPV6 address negotiation.
*/
#define PPP_IPV6_SUPPORT CONFIG_LWIP_PPP_ENABLE_IPV6
#define PPP_IPV6_SUPPORT CONFIG_LWIP_PPP_ENABLE_IPV6
/**
* PPP_NOTIFY_PHASE==1: Support PPP notify phase.
@ -957,6 +959,10 @@
*/
#define LWIP_SOCKET_OFFSET (FD_SETSIZE - CONFIG_LWIP_MAX_SOCKETS)
#define LWIP_IPV6_FORWARD CONFIG_LWIP_IPV6_FORWARD
#define LWIP_IPV6_NUM_ADDRESSES CONFIG_LWIP_IPV6_NUM_ADDRESSES
/* Enable all Espressif-only options */
#define ESP_LWIP 1