Make driver flags available through control interface

[mech_eap.git] / hostapd / ctrl_iface.c

diff --git a/hostapd/ctrl_iface.c b/hostapd/ctrl_iface.c
index 62bef18..4e7b58e 100644 (file)
--- a/hostapd/ctrl_iface.c
+++ b/hostapd/ctrl_iface.c
@@ -2254,6 +2254,34 @@ static int hostapd_ctrl_iface_remove_neighbor(struct hostapd_data *hapd,
 }
 
 
+static int hostapd_ctrl_driver_flags(struct hostapd_iface *iface, char *buf,
+                                    size_t buflen)
+{
+       int ret, i;
+       char *pos, *end;
+
+       ret = os_snprintf(buf, buflen, "%016llX:\n",
+                         (long long unsigned) iface->drv_flags);
+       if (os_snprintf_error(buflen, ret))
+               return -1;
+
+       pos = buf + ret;
+       end = buf + buflen;
+
+       for (i = 0; i < 64; i++) {
+               if (iface->drv_flags & (1LLU << i)) {
+                       ret = os_snprintf(pos, end - pos, "%s\n",
+                                         driver_flag_to_string(1LLU << i));
+                       if (os_snprintf_error(end - pos, ret))
+                               return -1;
+                       pos += ret;
+               }
+       }
+
+       return pos - buf;
+}
+
+
 static int hostapd_ctrl_iface_receive_process(struct hostapd_data *hapd,
                                              char *buf, char *reply,
                                              int reply_size,
@@ -2510,6 +2538,9 @@ static int hostapd_ctrl_iface_receive_process(struct hostapd_data *hapd,
        } else if (os_strncmp(buf, "REQ_RANGE ", 10) == 0) {
                if (hostapd_ctrl_iface_req_range(hapd, buf + 10))
                        reply_len = -1;
+       } else if (os_strcmp(buf, "DRIVER_FLAGS") == 0) {
+               reply_len = hostapd_ctrl_driver_flags(hapd->iface, reply,
+                                                     reply_size);
        } else {
                os_memcpy(reply, "UNKNOWN COMMAND\n", 16);
                reply_len = 16;