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author | John W. Linville <linville@tuxdriver.com> | 2008-09-24 18:13:14 -0400 |
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committer | John W. Linville <linville@tuxdriver.com> | 2008-10-31 19:00:46 -0400 |
commit | 7e272fcff6f0a32a3d46e600ea5895f6058f4e2d (patch) | |
tree | 39857028913862af4d71170d1f16ee360ba49115 /net/wireless/lib80211.c | |
parent | ddf4ac53fb8a12a027c0486db743ae040f45b56a (diff) | |
download | linux-stable-7e272fcff6f0a32a3d46e600ea5895f6058f4e2d.tar.gz linux-stable-7e272fcff6f0a32a3d46e600ea5895f6058f4e2d.tar.bz2 linux-stable-7e272fcff6f0a32a3d46e600ea5895f6058f4e2d.zip |
wireless: consolidate on a single escape_essid implementation
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'net/wireless/lib80211.c')
-rw-r--r-- | net/wireless/lib80211.c | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/net/wireless/lib80211.c b/net/wireless/lib80211.c new file mode 100644 index 000000000000..b22d271fb675 --- /dev/null +++ b/net/wireless/lib80211.c @@ -0,0 +1,58 @@ +/* + * lib80211 -- common bits for IEEE802.11 drivers + * + * Copyright(c) 2008 John W. Linville <linville@tuxdriver.com> + * + */ + +#include <linux/module.h> +#include <linux/ieee80211.h> + +#include <net/lib80211.h> + +#define DRV_NAME "lib80211" + +#define DRV_DESCRIPTION "common routines for IEEE802.11 drivers" + +MODULE_DESCRIPTION(DRV_DESCRIPTION); +MODULE_AUTHOR("John W. Linville <linville@tuxdriver.com>"); +MODULE_LICENSE("GPL"); + +const char *escape_ssid(const char *ssid, u8 ssid_len) +{ + static char escaped[IEEE80211_MAX_SSID_LEN * 2 + 1]; + const char *s = ssid; + char *d = escaped; + + if (is_empty_ssid(ssid, ssid_len)) { + memcpy(escaped, "<hidden>", sizeof("<hidden>")); + return escaped; + } + + ssid_len = min_t(u8, ssid_len, IEEE80211_MAX_SSID_LEN); + while (ssid_len--) { + if (*s == '\0') { + *d++ = '\\'; + *d++ = '0'; + s++; + } else { + *d++ = *s++; + } + } + *d = '\0'; + return escaped; +} +EXPORT_SYMBOL(escape_ssid); + +static int __init ieee80211_init(void) +{ + printk(KERN_INFO DRV_NAME ": " DRV_DESCRIPTION "\n"); + return 0; +} + +static void __exit ieee80211_exit(void) +{ +} + +module_init(ieee80211_init); +module_exit(ieee80211_exit); |