| /* |
| * lib80211.h -- common bits for IEEE802.11 wireless drivers |
| * |
| * Copyright (c) 2008, John W. Linville <linville@tuxdriver.com> |
| * |
| */ |
| |
| #ifndef LIB80211_H |
| #define LIB80211_H |
| |
| /* escape_ssid() is intended to be used in debug (and possibly error) |
| * messages. It should never be used for passing ssid to user space. */ |
| const char *escape_ssid(const char *ssid, u8 ssid_len); |
| |
| static inline int is_empty_ssid(const char *ssid, int ssid_len) |
| { |
| /* Single white space is for Linksys APs */ |
| if (ssid_len == 1 && ssid[0] == ' ') |
| return 1; |
| |
| /* Otherwise, if the entire ssid is 0, we assume it is hidden */ |
| while (ssid_len) { |
| ssid_len--; |
| if (ssid[ssid_len] != '\0') |
| return 0; |
| } |
| |
| return 1; |
| } |
| |
| #endif /* LIB80211_H */ |