X-Git-Url: http://git.rot13.org/?a=blobdiff_plain;f=net%2Fieee80211%2Fieee80211_module.c;h=553acb2e93d56a5049c56124dbe6d0ec1e9de6ff;hb=e766f1cc596078b1603ac2c96617660c4c7e2d81;hp=90bc50b97ea78f9c0b6863724efaec8bd935055f;hpb=5696c1944a33b4434a9a1ebb6383b906afd43a10;p=powerpc.git

diff --git a/net/ieee80211/ieee80211_module.c b/net/ieee80211/ieee80211_module.c
index 90bc50b97e..553acb2e93 100644
--- a/net/ieee80211/ieee80211_module.c
+++ b/net/ieee80211/ieee80211_module.c
@@ -40,7 +40,6 @@
 #include <linux/kernel.h>
 #include <linux/module.h>
 #include <linux/netdevice.h>
-#include <linux/pci.h>
 #include <linux/proc_fs.h>
 #include <linux/skbuff.h>
 #include <linux/slab.h>
@@ -270,5 +269,31 @@ module_exit(ieee80211_exit);
 module_init(ieee80211_init);
 #endif
 
+
+const char *escape_essid(const char *essid, u8 essid_len) {
+	static char escaped[IW_ESSID_MAX_SIZE * 2 + 1];
+	const char *s = essid;
+	char *d = escaped;
+
+	if (ieee80211_is_empty_essid(essid, essid_len)) {
+		memcpy(escaped, "<hidden>", sizeof("<hidden>"));
+		return escaped;
+	}
+
+	essid_len = min(essid_len, (u8)IW_ESSID_MAX_SIZE);
+	while (essid_len--) {
+		if (*s == '\0') {
+			*d++ = '\\';
+			*d++ = '0';
+			s++;
+		} else {
+			*d++ = *s++;
+		}
+	}
+	*d = '\0';
+	return escaped;
+}
+
 EXPORT_SYMBOL(alloc_ieee80211);
 EXPORT_SYMBOL(free_ieee80211);
+EXPORT_SYMBOL(escape_essid);