espressif/esp-protocols
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fix(eppp): Support for IPv4-only mode

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Closes https://github.com/espressif/esp-protocols/issues/864
This commit is contained in:
David Cermak
2025-08-18 08:19:43 +02:00
parent f8748e026d
commit 653328ba07
2 changed files with 11 additions and 2 deletions
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12
components/eppp_link/eppp_netif_tun.c
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@@ -65,12 +65,13 @@ static err_t tun_output_v4(struct netif *netif, struct pbuf *p, const ip4_addr_t
LWIP_UNUSED_ARG(ipaddr); LWIP_UNUSED_ARG(ipaddr);
return tun_output(netif, p); return tun_output(netif, p);
} }
#if LWIP_IPV6
static err_t tun_output_v6(struct netif *netif, struct pbuf *p, const ip6_addr_t *ipaddr) static err_t tun_output_v6(struct netif *netif, struct pbuf *p, const ip6_addr_t *ipaddr)
{ {
LWIP_UNUSED_ARG(ipaddr); LWIP_UNUSED_ARG(ipaddr);
return tun_output(netif, p); return tun_output(netif, p);
} }
#endif
static err_t tun_init(struct netif *netif) static err_t tun_init(struct netif *netif)
{ {
if (netif == NULL) { if (netif == NULL) {
@@ -151,9 +152,12 @@ static void cmd_ping_on_ping_end(esp_ping_handle_t hdl, void *args)
} }
if (IP_IS_V4(&target_addr)) { if (IP_IS_V4(&target_addr)) {
ESP_LOGD(TAG, "\n--- %s ping statistics ---\n", inet_ntoa(*ip_2_ip4(&target_addr))); ESP_LOGD(TAG, "\n--- %s ping statistics ---\n", inet_ntoa(*ip_2_ip4(&target_addr)));
} else { }
#if LWIP_IPV6
else {
ESP_LOGD(TAG, "\n--- %s ping statistics ---\n", inet6_ntoa(*ip_2_ip6(&target_addr))); ESP_LOGD(TAG, "\n--- %s ping statistics ---\n", inet6_ntoa(*ip_2_ip6(&target_addr)));
} }
#endif
ESP_LOGI(TAG, "%" PRIu32 " packets transmitted, %" PRIu32 " received, %" PRIu32 "%% packet loss, time %" PRIu32 "ms\n", ESP_LOGI(TAG, "%" PRIu32 " packets transmitted, %" PRIu32 " received, %" PRIu32 "%% packet loss, time %" PRIu32 "ms\n",
transmitted, received, loss, total_time_ms); transmitted, received, loss, total_time_ms);
esp_ping_delete_session(hdl); esp_ping_delete_session(hdl);
@@ -168,7 +172,11 @@ esp_err_t eppp_check_connection(esp_netif_t *netif)
ip_addr_t target_addr = {0}; ip_addr_t target_addr = {0};
esp_netif_ip_info_t ip; esp_netif_ip_info_t ip;
esp_netif_get_ip_info(netif, &ip); esp_netif_get_ip_info(netif, &ip);
#if LWIP_IPV6
target_addr.u_addr.ip4.addr = ip.gw.addr; target_addr.u_addr.ip4.addr = ip.gw.addr;
#else
target_addr.addr = ip.gw.addr;
#endif
config.target_addr = target_addr; config.target_addr = target_addr;
esp_ping_callbacks_t cbs = { esp_ping_callbacks_t cbs = {
.cb_args = netif, .cb_args = netif,

1
components/eppp_link/examples/slave/sdkconfig.ci.ipv4_only Normal file
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@@ -0,0 +1 @@
CONFIG_LWIP_IPV6=n