interface: print links

[thirdparty/iw.git] / interface.c

diff --git a/interface.c b/interface.c
index 84990c9ac6d26e42b796170d6a2479d34d292764..7e1dd58c68eff098aa55eec994f0493f2ed44417 100644 (file)
--- a/interface.c
+++ b/interface.c
@@ -369,6 +369,30 @@ char *channel_width_name(enum nl80211_chan_width width)
        }
 }
 
+static void print_channel(struct nlattr **tb)
+{
+       uint32_t freq = nla_get_u32(tb[NL80211_ATTR_WIPHY_FREQ]);
+
+       printf("channel %d (%d MHz)",
+              ieee80211_frequency_to_channel(freq), freq);
+
+       if (tb[NL80211_ATTR_CHANNEL_WIDTH]) {
+               printf(", width: %s",
+                       channel_width_name(nla_get_u32(tb[NL80211_ATTR_CHANNEL_WIDTH])));
+               if (tb[NL80211_ATTR_CENTER_FREQ1])
+                       printf(", center1: %d MHz",
+                               nla_get_u32(tb[NL80211_ATTR_CENTER_FREQ1]));
+               if (tb[NL80211_ATTR_CENTER_FREQ2])
+                       printf(", center2: %d MHz",
+                               nla_get_u32(tb[NL80211_ATTR_CENTER_FREQ2]));
+       } else if (tb[NL80211_ATTR_WIPHY_CHANNEL_TYPE]) {
+               enum nl80211_channel_type channel_type;
+
+               channel_type = nla_get_u32(tb[NL80211_ATTR_WIPHY_CHANNEL_TYPE]);
+               printf(" %s", channel_type_name(channel_type));
+       }
+}
+
 static int print_iface_handler(struct nl_msg *msg, void *arg)
 {
        struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
@@ -412,27 +436,8 @@ static int print_iface_handler(struct nl_msg *msg, void *arg)
        if (!wiphy && tb_msg[NL80211_ATTR_WIPHY])
                printf("%s\twiphy %d\n", indent, nla_get_u32(tb_msg[NL80211_ATTR_WIPHY]));
        if (tb_msg[NL80211_ATTR_WIPHY_FREQ]) {
-               uint32_t freq = nla_get_u32(tb_msg[NL80211_ATTR_WIPHY_FREQ]);
-
-               printf("%s\tchannel %d (%d MHz)", indent,
-                      ieee80211_frequency_to_channel(freq), freq);
-
-               if (tb_msg[NL80211_ATTR_CHANNEL_WIDTH]) {
-                       printf(", width: %s",
-                               channel_width_name(nla_get_u32(tb_msg[NL80211_ATTR_CHANNEL_WIDTH])));
-                       if (tb_msg[NL80211_ATTR_CENTER_FREQ1])
-                               printf(", center1: %d MHz",
-                                       nla_get_u32(tb_msg[NL80211_ATTR_CENTER_FREQ1]));
-                       if (tb_msg[NL80211_ATTR_CENTER_FREQ2])
-                               printf(", center2: %d MHz",
-                                       nla_get_u32(tb_msg[NL80211_ATTR_CENTER_FREQ2]));
-               } else if (tb_msg[NL80211_ATTR_WIPHY_CHANNEL_TYPE]) {
-                       enum nl80211_channel_type channel_type;
-
-                       channel_type = nla_get_u32(tb_msg[NL80211_ATTR_WIPHY_CHANNEL_TYPE]);
-                       printf(" %s", channel_type_name(channel_type));
-               }
-
+               printf("%s\t", indent);
+               print_channel(tb_msg);
                printf("\n");
        }
 
@@ -455,6 +460,33 @@ static int print_iface_handler(struct nl_msg *msg, void *arg)
                        printf("%s\t4addr: on\n", indent);
        }
 
+       if (tb_msg[NL80211_ATTR_MLO_LINKS]) {
+               struct nlattr *link;
+               int n;
+
+               printf("%s\tMLD with links:\n", indent);
+
+               nla_for_each_nested(link, tb_msg[NL80211_ATTR_MLO_LINKS], n) {
+                       struct nlattr *tb[NL80211_ATTR_MAX + 1];
+
+                       nla_parse_nested(tb, NL80211_ATTR_MAX, link, NULL);
+                       printf("%s\t - link", indent);
+                       if (tb[NL80211_ATTR_MLO_LINK_ID])
+                               printf(" ID %2d", nla_get_u32(tb[NL80211_ATTR_MLO_LINK_ID]));
+                       if (tb[NL80211_ATTR_MAC]) {
+                               char buf[20];
+
+                               mac_addr_n2a(buf, nla_data(tb[NL80211_ATTR_MAC]));
+                               printf(" link addr %s", buf);
+                       }
+                       if (tb[NL80211_ATTR_WIPHY_FREQ]) {
+                               printf("\n%s\t   ", indent);
+                               print_channel(tb);
+                       }
+                       printf("\n");
+               }
+       }
+
        return NL_SKIP;
 }