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gnrc_static: auto-select interface if there is only one

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This commit is contained in:
Benjamin Valentin 2023-03-16 11:20:23 +01:00
parent 3f2d36d14f
commit a473ca9ed5
1 changed files with 22 additions and 13 deletions
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35
sys/net/gnrc/network_layer/ipv6/static_addr/gnrc_ipv6_static_addr.c
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@ -113,25 +113,34 @@ static void _config_downstream(gnrc_netif_t *downstream)
void auto_init_gnrc_ipv6_static_addr(void)
{
gnrc_netif_t *netif = NULL;
gnrc_netif_t *upstream = NULL;
gnrc_netif_t *downstream = NULL;
if (IS_ACTIVE(CONFIG_GNRC_IPV6_STATIC_ADDR_UPSTREAM)) {
upstream = gnrc_netif_get_by_pid(CONFIG_GNRC_IPV6_STATIC_ADDR_UPSTREAM);
}
if (gnrc_netif_highlander() || gnrc_netif_numof() == 1) {
upstream = gnrc_netif_iter(NULL);
if (IS_ACTIVE(CONFIG_GNRC_IPV6_STATIC_ADDR_DOWNSTREAM)) {
downstream = gnrc_netif_get_by_pid(CONFIG_GNRC_IPV6_STATIC_ADDR_DOWNSTREAM);
}
if (IS_ACTIVE(CONFIG_GNRC_IPV6_STATIC_ADDR_UPSTREAM)) {
assert(upstream->pid == CONFIG_GNRC_IPV6_STATIC_ADDR_UPSTREAM);
}
} else {
while ((netif = gnrc_netif_iter(netif))) {
bool is_wired = gnrc_netapi_get(netif->pid, NETOPT_IS_WIRED, 0, NULL, 0) == 1;
if (IS_ACTIVE(CONFIG_GNRC_IPV6_STATIC_ADDR_UPSTREAM)) {
upstream = gnrc_netif_get_by_pid(CONFIG_GNRC_IPV6_STATIC_ADDR_UPSTREAM);
}
if (!upstream && is_wired) {
upstream = netif;
} else if (!downstream && !is_wired) {
downstream = netif;
if (IS_ACTIVE(CONFIG_GNRC_IPV6_STATIC_ADDR_DOWNSTREAM)) {
downstream = gnrc_netif_get_by_pid(CONFIG_GNRC_IPV6_STATIC_ADDR_DOWNSTREAM);
}
gnrc_netif_t *netif = NULL;
while ((netif = gnrc_netif_iter(netif))) {
bool is_wired = gnrc_netapi_get(netif->pid, NETOPT_IS_WIRED, 0, NULL, 0) == 1;
if (!upstream && is_wired) {
upstream = netif;
} else if (!downstream && !is_wired) {
downstream = netif;
}
}
}