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fix(openthread): fix the preference of the ip6 address set to lwip

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zwx
2025-07-23 17:51:31 +08:00
parent 88d8f5d299
commit d7fcba0280
1 changed files with 8 additions and 4 deletions
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12
components/openthread/src/esp_openthread_netif_glue.c
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@@ -1,5 +1,5 @@
/* /*
* SPDX-FileCopyrightText: 2021-2024 Espressif Systems (Shanghai) CO LTD * SPDX-FileCopyrightText: 2021-2025 Espressif Systems (Shanghai) CO LTD
* *
* SPDX-License-Identifier: Apache-2.0 * SPDX-License-Identifier: Apache-2.0
*/ */
@@ -106,9 +106,13 @@ static void process_thread_address(const otIp6AddressInfo *address_info, bool is
} else { } else {
ip_event_add_ip6_t add_addr; ip_event_add_ip6_t add_addr;
add_addr.addr = addr; add_addr.addr = addr;
// if an address is not mesh local or link local, we set preferred for this address. // Only mark the address as preferred if
add_addr.preferred = // it is marked preferred by OpenThread and it is neither a mesh-local nor a link-local address.
is_mesh_local_addr(address_info->mAddress) || is_link_local_addr(address_info->mAddress) ? 0 : 1; if (address_info->mPreferred == 0 || is_mesh_local_addr(address_info->mAddress) || is_link_local_addr(address_info->mAddress)) {
add_addr.preferred = 0;
} else {
add_addr.preferred = 1;
}
if (esp_event_post(OPENTHREAD_EVENT, OPENTHREAD_EVENT_GOT_IP6, &add_addr, sizeof(add_addr), 0) != ESP_OK) { if (esp_event_post(OPENTHREAD_EVENT, OPENTHREAD_EVENT_GOT_IP6, &add_addr, sizeof(add_addr), 0) != ESP_OK) {
ESP_LOGE(OT_PLAT_LOG_TAG, "Failed to post OpenThread got ip6 address event"); ESP_LOGE(OT_PLAT_LOG_TAG, "Failed to post OpenThread got ip6 address event");
} }