www.project-moonshot.org Git - mech_eap.orig/blob - libeap/wpa_supplicant/dbus/dbus_old_handlers_wps.c

   1 /*
   2  * WPA Supplicant / dbus-based control interface (WPS)
   3  * Copyright (c) 2006, Dan Williams <dcbw@redhat.com> and Red Hat, Inc.
   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 #include <dbus/dbus.h>
  17
  18 #include "common.h"
  19 #include "../config.h"
  20 #include "../wpa_supplicant_i.h"
  21 #include "../wps_supplicant.h"
  22 #include "dbus_old.h"
  23 #include "dbus_old_handlers.h"
  24
  25 /**
  26  * wpas_dbus_iface_wps_pbc - Request credentials using WPS PBC method
  27  * @message: Pointer to incoming dbus message
  28  * @wpa_s: %wpa_supplicant data structure
  29  * Returns: A dbus message containing a UINT32 indicating success (1) or
  30  *          failure (0)
  31  *
  32  * Handler function for "wpsPbc" method call
  33  */
  34 DBusMessage * wpas_dbus_iface_wps_pbc(DBusMessage *message,
  35                                       struct wpa_supplicant *wpa_s)
  36 {
  37         char *arg_bssid = NULL;
  38         u8 bssid[ETH_ALEN];
  39         int ret = 0;
  40
  41         if (!dbus_message_get_args(message, NULL, DBUS_TYPE_STRING, &arg_bssid,
  42                                    DBUS_TYPE_INVALID))
  43                 return wpas_dbus_new_invalid_opts_error(message, NULL);
  44
  45         if (!os_strcmp(arg_bssid, "any"))
  46                 ret = wpas_wps_start_pbc(wpa_s, NULL, 0);
  47         else if (!hwaddr_aton(arg_bssid, bssid))
  48                 ret = wpas_wps_start_pbc(wpa_s, bssid, 0);
  49         else {
  50                 return wpas_dbus_new_invalid_opts_error(message,
  51                                                         "Invalid BSSID");
  52         }
  53
  54         if (ret < 0) {
  55                 return dbus_message_new_error(message,
  56                                               WPAS_ERROR_WPS_PBC_ERROR,
  57                                               "Could not start PBC "
  58                                               "negotiation");
  59         }
  60
  61         return wpas_dbus_new_success_reply(message);
  62 }
  63
  64
  65 /**
  66  * wpas_dbus_iface_wps_pin - Establish the PIN number of the enrollee
  67  * @message: Pointer to incoming dbus message
  68  * @wpa_s: %wpa_supplicant data structure
  69  * Returns: A dbus message containing a UINT32 indicating success (1) or
  70  *          failure (0)
  71  *
  72  * Handler function for "wpsPin" method call
  73  */
  74 DBusMessage * wpas_dbus_iface_wps_pin(DBusMessage *message,
  75                                       struct wpa_supplicant *wpa_s)
  76 {
  77         DBusMessage *reply = NULL;
  78         char *arg_bssid;
  79         char *pin = NULL;
  80         u8 bssid[ETH_ALEN], *_bssid = NULL;
  81         int ret = 0;
  82
  83         if (!dbus_message_get_args(message, NULL, DBUS_TYPE_STRING, &arg_bssid,
  84                                    DBUS_TYPE_STRING, &pin, DBUS_TYPE_INVALID))
  85                 return wpas_dbus_new_invalid_opts_error(message, NULL);
  86
  87         if (!os_strcmp(arg_bssid, "any"))
  88                 _bssid = NULL;
  89         else if (!hwaddr_aton(arg_bssid, bssid))
  90                 _bssid = bssid;
  91         else {
  92                 return wpas_dbus_new_invalid_opts_error(message,
  93                                                         "Invalid BSSID");
  94         }
  95
  96         if (os_strlen(pin) > 0)
  97                 ret = wpas_wps_start_pin(wpa_s, _bssid, pin, 0,
  98                                          DEV_PW_DEFAULT);
  99         else
 100                 ret = wpas_wps_start_pin(wpa_s, _bssid, NULL, 0,
 101                                          DEV_PW_DEFAULT);
 102
 103         if (ret < 0) {
 104                 return dbus_message_new_error(message,
 105                                               WPAS_ERROR_WPS_PIN_ERROR,
 106                                               "Could not init PIN");
 107         }
 108
 109         reply = dbus_message_new_method_return(message);
 110         if (reply == NULL)
 111                 return NULL;
 112
 113         if (ret == 0) {
 114                 dbus_message_append_args(reply, DBUS_TYPE_STRING, &pin,
 115                                          DBUS_TYPE_INVALID);
 116         } else {
 117                 char npin[9];
 118                 os_snprintf(npin, sizeof(npin), "%08d", ret);
 119                 dbus_message_append_args(reply, DBUS_TYPE_STRING, &npin,
 120                                          DBUS_TYPE_INVALID);
 121         }
 122         return reply;
 123 }
 124
 125
 126 /**
 127  * wpas_dbus_iface_wps_reg - Request credentials using the PIN of the AP
 128  * @message: Pointer to incoming dbus message
 129  * @wpa_s: %wpa_supplicant data structure
 130  * Returns: A dbus message containing a UINT32 indicating success (1) or
 131  *          failure (0)
 132  *
 133  * Handler function for "wpsReg" method call
 134  */
 135 DBusMessage * wpas_dbus_iface_wps_reg(DBusMessage *message,
 136                                       struct wpa_supplicant *wpa_s)
 137 {
 138         char *arg_bssid;
 139         char *pin = NULL;
 140         u8 bssid[ETH_ALEN];
 141         int ret = 0;
 142
 143         if (!dbus_message_get_args(message, NULL, DBUS_TYPE_STRING, &arg_bssid,
 144                                    DBUS_TYPE_STRING, &pin, DBUS_TYPE_INVALID))
 145                 return wpas_dbus_new_invalid_opts_error(message, NULL);
 146
 147         if (!os_strcmp(arg_bssid, "any"))
 148                 ret = wpas_wps_start_reg(wpa_s, NULL, pin, NULL);
 149         else if (!hwaddr_aton(arg_bssid, bssid))
 150                 ret = wpas_wps_start_reg(wpa_s, bssid, pin, NULL);
 151         else {
 152                 return wpas_dbus_new_invalid_opts_error(message,
 153                                                         "Invalid BSSID");
 154         }
 155
 156         if (ret < 0) {
 157                 return dbus_message_new_error(message,
 158                                               WPAS_ERROR_WPS_PBC_ERROR,
 159                                               "Could not request credentials");
 160         }
 161
 162         return wpas_dbus_new_success_reply(message);
 163 }