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lwip: Enable IPv6 stateless address autoconfiguration

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This commit is contained in:
xiehang 2020-02-18 18:01:57 +08:00
parent 477e6355eb
commit e4696f077d
5 changed files with 51 additions and 2 deletions
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8
components/lwip/Kconfig
View file

@ -239,6 +239,14 @@ menu "LWIP"
If rate limiting self-assignment requests, wait this long between
each request.
config LWIP_IPV6_AUTOCONFIG
bool "Enable IPV6 stateless address autoconfiguration"
default n
help
Enabling this option allows the devices to IPV6 stateless address autoconfiguration.
See RFC 4862.
menuconfig LWIP_NETIF_LOOPBACK
bool "Support per-interface loopback"
default y

2
components/lwip/lwip

@ -1 +1 @@
Subproject commit b4eaf11fe5e980a2d9b655e6617d4163c11465ec
Subproject commit 066ffe0abb83eee47808bf77c1bcfef51ad077fe

5
components/lwip/port/esp32/include/lwipopts.h
View file

@ -757,7 +757,6 @@
#define ESP_THREAD_SAFE_DEBUG LWIP_DBG_OFF
#define ESP_DHCP 1
#define ESP_DNS 1
#define ESP_IPV6_AUTOCONFIG 1
#define ESP_PERF 0
#define ESP_RANDOM_TCP_PORT 1
#define ESP_IP4_ATON 1
@ -781,6 +780,10 @@
#define ESP_LWIP_SELECT 1
#define ESP_LWIP_LOCK 1
#ifdef CONFIG_LWIP_IPV6_AUTOCONFIG
#define ESP_IPV6_AUTOCONFIG CONFIG_LWIP_IPV6_AUTOCONFIG
#endif
#ifdef ESP_IRAM_ATTR
#undef ESP_IRAM_ATTR
#endif

15
components/tcpip_adapter/include/tcpip_adapter.h
View file

@ -439,6 +439,21 @@ esp_err_t tcpip_adapter_create_ip6_linklocal(tcpip_adapter_if_t tcpip_if);
*/
esp_err_t tcpip_adapter_get_ip6_linklocal(tcpip_adapter_if_t tcpip_if, ip6_addr_t *if_ip6);
/**
* @brief Get interface global IPv6 address
*
* If the specified interface is up and a preferred global IPv6 address
* has been created for the interface, return a copy of it.
*
* @param[in] tcpip_if Interface to get global IPv6 address
* @param[out] if_ip6 IPv6 information will be returned in this argument if successful.
*
* @return
* - ESP_OK
* - ESP_FAIL If interface is down, does not have a global IPv6 address, or the global IPv6 address is not a preferred address.
*/
esp_err_t tcpip_adapter_get_ip6_global(tcpip_adapter_if_t tcpip_if, ip6_addr_t *if_ip6);
#if 0
esp_err_t tcpip_adapter_get_mac(tcpip_adapter_if_t tcpip_if, uint8_t *mac);

23
components/tcpip_adapter/tcpip_adapter_lwip.c
View file

@ -553,6 +553,29 @@ esp_err_t tcpip_adapter_get_ip6_linklocal(tcpip_adapter_if_t tcpip_if, ip6_addr_
return ESP_OK;
}
esp_err_t tcpip_adapter_get_ip6_global(tcpip_adapter_if_t tcpip_if, ip6_addr_t *if_ip6)
{
ESP_LOGD(TAG, "%s esp-netif:%p", __func__, esp_netif);
if (tcpip_if >=TCPIP_ADAPTER_IF_MAX || if_ip6 == NULL) {
return ESP_ERR_TCPIP_ADAPTER_INVALID_PARAMS;
}
int i;
struct netif *p_netif = esp_netif[tcpip_if];
if (p_netif != NULL && netif_is_up(p_netif)) {
for (i = 1; i < LWIP_IPV6_NUM_ADDRESSES; i++) {
if (ip6_addr_ispreferred(netif_ip6_addr_state(p_netif, i))) {
memcpy(if_ip6, &p_netif->ip6_addr[i], sizeof(ip6_addr_t));
return ESP_OK;
}
}
}
return ESP_FAIL;
}
#if 0
esp_err_t tcpip_adapter_get_mac(tcpip_adapter_if_t tcpip_if, uint8_t mac[6])
{