1 /* 2 * Wi-Fi Protected Setup - UPnP AP functionality 3 * Copyright (c) 2009, Jouni Malinen <j@w1.fi> 4 * 5 * This program is free software; you can redistribute it and/or modify 6 * it under the terms of the GNU General Public License version 2 as 7 * published by the Free Software Foundation. 8 * 9 * Alternatively, this software may be distributed under the terms of BSD 10 * license. 11 * 12 * See README and COPYING for more details. 13 */ 14 15 #include "includes.h" 16 17 #include "common.h" 18 #include "eloop.h" 19 #include "uuid.h" 20 #include "wps_i.h" 21 #include "wps_upnp.h" 22 #include "wps_upnp_i.h" 23 24 25 static void upnp_er_set_selected_timeout(void *eloop_ctx, void *timeout_ctx) 26 { 27 struct subscription *s = eloop_ctx; 28 wpa_printf(MSG_DEBUG, "WPS: SetSelectedRegistrar from ER timed out"); 29 s->selected_registrar = 0; 30 wps_registrar_selected_registrar_changed(s->reg); 31 } 32 33 34 int upnp_er_set_selected_registrar(struct wps_registrar *reg, 35 struct subscription *s, 36 const struct wpabuf *msg) 37 { 38 struct wps_parse_attr attr; 39 40 wpa_hexdump_buf(MSG_MSGDUMP, "WPS: SetSelectedRegistrar attributes", 41 msg); 42 43 if (wps_parse_msg(msg, &attr) < 0) 44 return -1; 45 if (!wps_version_supported(attr.version)) { 46 wpa_printf(MSG_DEBUG, "WPS: Unsupported SetSelectedRegistrar " 47 "version 0x%x", attr.version ? *attr.version : 0); 48 return -1; 49 } 50 51 s->reg = reg; 52 eloop_cancel_timeout(upnp_er_set_selected_timeout, s, NULL); 53 54 if (attr.selected_registrar == NULL || *attr.selected_registrar == 0) { 55 wpa_printf(MSG_DEBUG, "WPS: SetSelectedRegistrar: Disable " 56 "Selected Registrar"); 57 s->selected_registrar = 0; 58 } else { 59 s->selected_registrar = 1; 60 s->dev_password_id = attr.dev_password_id ? 61 WPA_GET_BE16(attr.dev_password_id) : DEV_PW_DEFAULT; 62 s->config_methods = attr.sel_reg_config_methods ? 63 WPA_GET_BE16(attr.sel_reg_config_methods) : -1; 64 eloop_register_timeout(WPS_PBC_WALK_TIME, 0, 65 upnp_er_set_selected_timeout, s, NULL); 66 } 67 68 wps_registrar_selected_registrar_changed(reg); 69 70 return 0; 71 } 72 73 74 void upnp_er_remove_notification(struct subscription *s) 75 { 76 s->selected_registrar = 0; 77 eloop_cancel_timeout(upnp_er_set_selected_timeout, s, NULL); 78 if (s->reg) 79 wps_registrar_selected_registrar_changed(s->reg); 80 } 81