1 /* 2 * Wi-Fi Protected Setup - UPnP AP functionality 3 * Copyright (c) 2009, Jouni Malinen <j@w1.fi> 4 * 5 * This software may be distributed under the terms of the BSD license. 6 * See README for more details. 7 */ 8 9 #include "includes.h" 10 11 #include "common.h" 12 #include "eloop.h" 13 #include "uuid.h" 14 #include "wps_i.h" 15 #include "wps_upnp.h" 16 #include "wps_upnp_i.h" 17 18 upnp_er_set_selected_timeout(void * eloop_ctx,void * timeout_ctx)19 static void upnp_er_set_selected_timeout(void *eloop_ctx, void *timeout_ctx) 20 { 21 struct subscription *s = eloop_ctx; 22 struct wps_registrar *reg = timeout_ctx; 23 wpa_printf(MSG_DEBUG, "WPS: SetSelectedRegistrar from ER timed out"); 24 s->selected_registrar = 0; 25 wps_registrar_selected_registrar_changed(reg, 0); 26 } 27 28 upnp_er_set_selected_registrar(struct wps_registrar * reg,struct subscription * s,const struct wpabuf * msg)29 int upnp_er_set_selected_registrar(struct wps_registrar *reg, 30 struct subscription *s, 31 const struct wpabuf *msg) 32 { 33 struct wps_parse_attr attr; 34 35 wpa_hexdump_buf(MSG_MSGDUMP, "WPS: SetSelectedRegistrar attributes", 36 msg); 37 if (wps_validate_upnp_set_selected_registrar(msg) < 0 || 38 wps_parse_msg(msg, &attr) < 0) 39 return -1; 40 41 s->reg = reg; 42 eloop_cancel_timeout(upnp_er_set_selected_timeout, s, reg); 43 44 os_memset(s->authorized_macs, 0, sizeof(s->authorized_macs)); 45 if (attr.selected_registrar == NULL || *attr.selected_registrar == 0) { 46 wpa_printf(MSG_DEBUG, "WPS: SetSelectedRegistrar: Disable " 47 "Selected Registrar"); 48 s->selected_registrar = 0; 49 } else { 50 s->selected_registrar = 1; 51 s->dev_password_id = attr.dev_password_id ? 52 WPA_GET_BE16(attr.dev_password_id) : DEV_PW_DEFAULT; 53 s->config_methods = attr.sel_reg_config_methods ? 54 WPA_GET_BE16(attr.sel_reg_config_methods) : 0xffff; 55 if (attr.authorized_macs) { 56 int count = attr.authorized_macs_len / ETH_ALEN; 57 if (count > WPS_MAX_AUTHORIZED_MACS) 58 count = WPS_MAX_AUTHORIZED_MACS; 59 os_memcpy(s->authorized_macs, attr.authorized_macs, 60 count * ETH_ALEN); 61 } else if (!attr.version2) { 62 wpa_printf(MSG_DEBUG, "WPS: Add broadcast " 63 "AuthorizedMACs for WPS 1.0 ER"); 64 os_memset(s->authorized_macs, 0xff, ETH_ALEN); 65 } 66 eloop_register_timeout(WPS_PBC_WALK_TIME, 0, 67 upnp_er_set_selected_timeout, s, reg); 68 } 69 70 wps_registrar_selected_registrar_changed(reg, 0); 71 72 return 0; 73 } 74 75 upnp_er_remove_notification(struct wps_registrar * reg,struct subscription * s)76 void upnp_er_remove_notification(struct wps_registrar *reg, 77 struct subscription *s) 78 { 79 bool was_sel_reg = s->selected_registrar; 80 81 s->selected_registrar = 0; 82 eloop_cancel_timeout(upnp_er_set_selected_timeout, s, reg); 83 if (reg && was_sel_reg) 84 wps_registrar_selected_registrar_changed(reg, 0); 85 } 86