A SSID with the maximum length of 32 characters will be abbreviated by "list scan", even when in verbose mode (using "-v" switch) (BSSID changed for privacy): > ifconfig -v wlan0 list scan SSID/MESH ID BSSID CHAN RATE S:N INT DIRECT-88-HP DeskJet 3630 se... fc:3f:db:ff:ff:ff 1 54M -87:-95 100 This is because list_scan() assumes the maximum SSID length (ssidmax) to be "IEEE80211_NWID_LEN - 1" in verbose mode. Changing this to "IEEE80211_NWID_LEN" will lead to the expected behavior of displaying the full SSID: > ifconfig -v wlan0 list scan SSID/MESH ID BSSID CHAN RATE S:N INT DIRECT-88-HP DeskJet 3630 series fc:3f:db:ff:ff:ff 1 54M -87:-95 100 This change should be safe, as the "ssid" variable, which is used to store that value, is already initialized with the correct size (IEEE80211_NWID_LEN+1). Here is a unified diff with my suggested fix: --- sbin/ifconfig/ifieee80211.c.orig 2016-12-14 13:12:15.883264000 +0100 +++ sbin/ifconfig/ifieee80211.c 2016-12-14 13:12:36.495865000 +0100 @@ -3311,7 +3311,7 @@ getchaninfo(s); - ssidmax = verbose ? IEEE80211_NWID_LEN - 1: 14; + ssidmax = verbose ? IEEE80211_NWID_LEN: 14; printf("%-*.*s %-17.17s %4s %4s %-7s %3s %4s\n" , ssidmax, ssidmax, "SSID/MESH ID" , "BSSID"
A commit references this bug: Author: avos Date: Wed Dec 14 21:12:43 UTC 2016 New revision: 310089 URL: https://svnweb.freebsd.org/changeset/base/310089 Log: ifconfig: do not truncate SSID in verbose mode. Fix 32-character SSID abbreviation for 'ifconfig -v wlan0 scan' command. PR: 215301 Submitted by: <ms-freebsd-bugzilla@stoffnet.at> MFC after: 4 days Changes: head/sbin/ifconfig/ifieee80211.c
A commit references this bug: Author: avos Date: Sun Dec 18 20:59:24 UTC 2016 New revision: 310235 URL: https://svnweb.freebsd.org/changeset/base/310235 Log: MFC r310089: ifconfig: do not truncate SSID in verbose mode. Fix 32-character SSID abbreviation for 'ifconfig -v wlan0 scan' command. PR: 215301 Submitted by: <ms-freebsd-bugzilla@stoffnet.at> Changes: _U stable/11/ stable/11/sbin/ifconfig/ifieee80211.c
Committed, thanks!