From 79b38d4b45a05ef7d291e11f8df807cb9086da99 Mon Sep 17 00:00:00 2001
From: Dmitry Shmidt <dimitrysh@google.com>
Date: Fri, 15 Jul 2011 15:32:26 -0700
Subject: [PATCH] Add WPA_UNICODE_SSID support

Change-Id: I1f938b97169d4468ee5b05316826ee509a10d9ad
Signed-off-by: Dmitry Shmidt <dimitrysh@google.com>
---
 wpa_supplicant/config.c | 45 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 45 insertions(+)

diff --git a/wpa_supplicant/config.c b/wpa_supplicant/config.c
index 9ceaaf85c..12b0ecc68 100644
--- a/wpa_supplicant/config.c
+++ b/wpa_supplicant/config.c
@@ -171,6 +171,27 @@ static char * wpa_config_write_str(const struct parse_data *data,
 
 	return wpa_config_write_string((const u8 *) *src, len);
 }
+
+
+#ifdef WPA_UNICODE_SSID
+static char * wpa_config_write_str_unicode(const struct parse_data *data,
+						struct wpa_ssid *ssid)
+{
+	size_t len;
+	char **src;
+
+	src = (char **) (((u8 *) ssid) + (long) data->param1);
+	if (*src == NULL)
+		return NULL;
+
+	if (data->param2)
+		len = *((size_t *) (((u8 *) ssid) + (long) data->param2));
+	else
+		len = os_strlen(*src);
+
+	return wpa_config_write_string_ascii((const u8 *) *src, len);
+}
+#endif /* WPA_UNICODE_SSID */
 #endif /* NO_CONFIG_WRITE */
 
 
@@ -1556,6 +1577,17 @@ static char * wpa_config_write_psk_list(const struct parse_data *data,
 	OFFSET(f), (void *) 0
 #define _INTe(f) #f, wpa_config_parse_int, wpa_config_write_int, \
 	OFFSET(eap.f), (void *) 0
+#ifdef WPA_UNICODE_SSID
+/* STR_* variants that do not force conversion to ASCII */
+#define _STR_UNICODE(f) #f, wpa_config_parse_str, \
+	wpa_config_write_str_unicode, OFFSET(f)
+#define STR_UNICODE(f) _STR_UNICODE(f), NULL, NULL, NULL, 0
+#define _STR_LEN_UNICODE(f) _STR_UNICODE(f), OFFSET(f ## _len)
+#define STR_LEN_UNICODE(f) _STR_LEN_UNICODE(f), NULL, NULL, 0
+#define _STR_RANGE_UNICODE(f, min, max) _STR_LEN_UNICODE(f), \
+	(void *) (min), (void *) (max)
+#define STR_RANGE_UNICODE(f, min, max) _STR_RANGE_UNICODE(f, min, max), 0
+#endif /* WPA_UNICODE_SSID */
 #endif /* NO_CONFIG_WRITE */
 
 /* INT: Define an integer variable */
@@ -1600,7 +1632,11 @@ static char * wpa_config_write_psk_list(const struct parse_data *data,
  * functions.
  */
 static const struct parse_data ssid_fields[] = {
+#ifdef WPA_UNICODE_SSID
+	{ STR_RANGE_UNICODE(ssid, 0, MAX_SSID_LEN) },
+#else /* WPA_UNICODE_SSID */
 	{ STR_RANGE(ssid, 0, MAX_SSID_LEN) },
+#endif /* WPA_UNICODE_SSID */
 	{ INT_RANGE(scan_ssid, 0, 1) },
 	{ FUNC(bssid) },
 	{ FUNC_KEY(psk) },
@@ -1717,6 +1753,15 @@ static const struct parse_data ssid_fields[] = {
 	{ INT(beacon_int) },
 };
 
+#ifdef WPA_UNICODE_SSID
+#undef _STR_UNICODE
+#undef STR_UNICODE
+#undef _STR_LEN_UNICODE
+#undef STR_LEN_UNICODE
+#undef _STR_RANGE_UNICODE
+#undef STR_RANGE_UNICODE
+#endif /* WPA_UNICODE_SSID */
+
 #undef OFFSET
 #undef _STR
 #undef STR
-- 
2.47.2