Add WPA_UNICODE_SSID support

Change-Id: I1f938b97169d4468ee5b05316826ee509a10d9ad
Signed-off-by: Dmitry Shmidt <dimitrysh@google.com>

diff --git a/src/utils/common.c b/src/utils/common.c
index 89eca1c..99ee067 100644 (file)
--- a/src/utils/common.c
+++ b/src/utils/common.c
@@ -374,8 +374,10 @@ const char * wpa_ssid_txt(const u8 *ssid, size_t ssid_len)
        os_memcpy(ssid_txt, ssid, ssid_len);
        ssid_txt[ssid_len] = '\0';
        for (pos = ssid_txt; *pos != '\0'; pos++) {
+#ifndef WPA_UNICODE_SSID
                if ((u8) *pos < 32 || (u8) *pos >= 127)
                        *pos = '_';
+#endif
        }
        return ssid_txt;
 }

diff --git a/wpa_supplicant/config.c b/wpa_supplicant/config.c
index 7ec4531..19c810b 100644 (file)
--- a/wpa_supplicant/config.c
+++ b/wpa_supplicant/config.c
@@ -224,6 +224,26 @@ 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
 #endif /* NO_CONFIG_WRITE */
 
 
@@ -1395,6 +1415,15 @@ static char * wpa_config_write_wep_key3(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
 #endif /* NO_CONFIG_WRITE */
 
 /* INT: Define an integer variable */
@@ -1439,7 +1468,11 @@ static char * wpa_config_write_wep_key3(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
        { STR_RANGE(ssid, 0, MAX_SSID_LEN) },
+#endif
        { INT_RANGE(scan_ssid, 0, 1) },
        { FUNC(bssid) },
        { FUNC_KEY(psk) },
@@ -1513,6 +1546,15 @@ static const struct parse_data ssid_fields[] = {
        { STR(bgscan) },
 };
 
+#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
+
 #undef OFFSET
 #undef _STR
 #undef STR