hostapd: Add support to configure debug log level at runtime

[mech_eap.git] / hostapd / ctrl_iface.c

diff --git a/hostapd/ctrl_iface.c b/hostapd/ctrl_iface.c
index d2c78ca..835feb0 100644 (file)
--- a/hostapd/ctrl_iface.c
+++ b/hostapd/ctrl_iface.c
@@ -1961,6 +1961,52 @@ static int hostapd_ctrl_iface_eapol_set(struct hostapd_data *hapd, char *cmd)
 }
 
 
+static int hostapd_ctrl_iface_log_level(struct hostapd_data *hapd, char *cmd,
+                                       char *buf, size_t buflen)
+{
+       char *pos, *end, *stamp;
+       int ret;
+
+       /* cmd: "LOG_LEVEL [<level>]" */
+       if (*cmd == '\0') {
+               pos = buf;
+               end = buf + buflen;
+               ret = os_snprintf(pos, end - pos, "Current level: %s\n"
+                                 "Timestamp: %d\n",
+                                 debug_level_str(wpa_debug_level),
+                                 wpa_debug_timestamp);
+               if (os_snprintf_error(end - pos, ret))
+                       ret = 0;
+
+               return ret;
+       }
+
+       while (*cmd == ' ')
+               cmd++;
+
+       stamp = os_strchr(cmd, ' ');
+       if (stamp) {
+               *stamp++ = '\0';
+               while (*stamp == ' ') {
+                       stamp++;
+               }
+       }
+
+       if (cmd && os_strlen(cmd)) {
+               int level = str_to_debug_level(cmd);
+               if (level < 0)
+                       return -1;
+               wpa_debug_level = level;
+       }
+
+       if (stamp && os_strlen(stamp))
+               wpa_debug_timestamp = atoi(stamp);
+
+       os_memcpy(buf, "OK\n", 3);
+       return 3;
+}
+
+
 static int hostapd_ctrl_iface_receive_process(struct hostapd_data *hapd,
                                              char *buf, char *reply,
                                              int reply_size,
@@ -2189,6 +2235,9 @@ static int hostapd_ctrl_iface_receive_process(struct hostapd_data *hapd,
        } else if (os_strncmp(buf, "EAPOL_SET ", 10) == 0) {
                if (hostapd_ctrl_iface_eapol_set(hapd, buf + 10))
                        reply_len = -1;
+       } else if (os_strncmp(buf, "LOG_LEVEL", 9) == 0) {
+               reply_len = hostapd_ctrl_iface_log_level(
+                       hapd, buf + 9, reply, reply_size);
        } else {
                os_memcpy(reply, "UNKNOWN COMMAND\n", 16);
                reply_len = 16;