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common_connect: add support for getting multiple IPv6 addresses

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* Original commit: espressif/esp-idf@63aa0d6e9c
This commit is contained in:
David Cermak
2020-02-07 09:19:55 +01:00
committed by suren-gabrielyan-espressif
parent 9d9aac1569
commit e24cc7d1ae
2 changed files with 64 additions and 7 deletions
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39
examples/common_components/protocol_examples_common/Kconfig.projbuild
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@ -175,9 +175,44 @@ menu "Example Connection Configuration"
endif
config EXAMPLE_CONNECT_IPV6
bool "Obtain IPv6 link-local address"
bool "Obtain IPv6 address"
default y
help
By default, examples will wait until IPv4 and IPv6 addresses are obtained.
By default, examples will wait until IPv4 and IPv6 local link addresses are obtained.
Disable this option if the network does not support IPv6.
Choose the preferred IPv6 address type if the connection code should wait until other than
the local link address gets assigned.
if EXAMPLE_CONNECT_IPV6
choice EXAMPLE_CONNECT_PREFERRED_IPV6
prompt "Preferred IPv6 Type"
default EXAMPLE_CONNECT_IPV6_PREF_LOCAL_LINK
help
Select which kind of IPv6 address the connect logic waits for.
config EXAMPLE_CONNECT_IPV6_PREF_LOCAL_LINK
bool "Local Link Address"
help
Blocks until Local link address assigned.
config EXAMPLE_CONNECT_IPV6_PREF_GLOBAL
bool "Global Address"
help
Blocks until Global address assigned.
config EXAMPLE_CONNECT_IPV6_PREF_SITE_LOCAL
bool "Site Local Address"
help
Blocks until Site link address assigned.
config EXAMPLE_CONNECT_IPV6_PREF_UNIQUE_LOCAL
bool "Unique Local Link Address"
help
Blocks until Unique local address assigned.
endchoice
endif
endmenu

32
examples/common_components/protocol_examples_common/connect.c
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@ -30,6 +30,17 @@
#ifdef CONFIG_EXAMPLE_CONNECT_IPV6
#define CONNECTED_BITS (GOT_IPV4_BIT | GOT_IPV6_BIT)
#if defined(CONFIG_EXAMPLE_CONNECT_IPV6_PREF_LOCAL_LINK)
#define EXAMPLE_CONNECT_PREFERRED_IPV6_TYPE ESP_IP6_ADDR_IS_LINK_LOCAL
#elif defined(CONFIG_EXAMPLE_CONNECT_IPV6_PREF_GLOBAL)
#define EXAMPLE_CONNECT_PREFERRED_IPV6_TYPE ESP_IP6_ADDR_IS_GLOBAL
#elif defined(CONFIG_EXAMPLE_CONNECT_IPV6_PREF_SITE_LOCAL)
#define EXAMPLE_CONNECT_PREFERRED_IPV6_TYPE ESP_IP6_ADDR_IS_SITE_LOCAL
#elif defined(CONFIG_EXAMPLE_CONNECT_IPV6_PREF_UNIQUE_LOCAL)
#define EXAMPLE_CONNECT_PREFERRED_IPV6_TYPE ESP_IP6_ADDR_IS_UNIQUE_LOCAL
#endif // if-elif CONFIG_EXAMPLE_CONNECT_IPV6_PREF_...
#else
#define CONNECTED_BITS (GOT_IPV4_BIT)
#endif
@ -41,6 +52,16 @@ static esp_netif_t *s_example_esp_netif = NULL;
#ifdef CONFIG_EXAMPLE_CONNECT_IPV6
static esp_ip6_addr_t s_ipv6_addr;
/* types of ipv6 addresses to be displayed on ipv6 events */
static const char *s_ipv6_addr_types[] = {
"ESP_IP6_ADDR_IS_UNKNOWN",
"ESP_IP6_ADDR_IS_GLOBAL",
"ESP_IP6_ADDR_IS_LINK_LOCAL",
"ESP_IP6_ADDR_IS_SITE_LOCAL",
"ESP_IP6_ADDR_IS_UNIQUE_LOCAL",
"ESP_IP6_ADDR_IS_IPV4_MAPPED_IPV6"
};
#endif
static const char *TAG = "example_connect";
@ -70,11 +91,12 @@ static void on_got_ipv6(void *arg, esp_event_base_t event_base,
ESP_LOGD(TAG, "Got IPv6 from another netif: ignored");
return;
}
ESP_LOGI(TAG, "Got IPv6 event!");
memcpy(&s_ipv6_addr, &event->ip6_info.ip, sizeof(s_ipv6_addr));
xEventGroupSetBits(s_connect_event_group, GOT_IPV6_BIT);
ESP_LOGI(TAG, "IPv6 address: " IPV6STR ", index: %d, type: %d", IPV62STR(s_ipv6_addr), event->ip_index, esp_ip6_get_addr_type(&s_ipv6_addr));
esp_ip6_addr_type_t ipv6_type = esp_netif_ip6_get_addr_type(&event->ip6_info.ip);
ESP_LOGI(TAG, "Got IPv6 address: " IPV6STR ", type: %s", IPV62STR(event->ip6_info.ip), s_ipv6_addr_types[ipv6_type]);
if (ipv6_type == EXAMPLE_CONNECT_PREFERRED_IPV6_TYPE) {
memcpy(&s_ipv6_addr, &event->ip6_info.ip, sizeof(s_ipv6_addr));
xEventGroupSetBits(s_connect_event_group, GOT_IPV6_BIT);
}
}
#endif // CONFIG_EXAMPLE_CONNECT_IPV6