Updated through tag hostap_2_5 from git://w1.fi/hostap.git
[mech_eap.git] / libeap / wpa_supplicant / dbus / dbus_new_handlers_wps.c
index 05aed5e..b2251ba 100644 (file)
@@ -3,14 +3,8 @@
  * Copyright (c) 2006, Dan Williams <dcbw@redhat.com> and Red Hat, Inc.
  * Copyright (c) 2009, Witold Sowa <witold.sowa@gmail.com>
  *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
- * Alternatively, this software may be distributed under the terms of BSD
- * license.
- *
- * See README and COPYING for more details.
+ * This software may be distributed under the terms of the BSD license.
+ * See README for more details.
  */
 
 #include "includes.h"
@@ -19,6 +13,8 @@
 #include "../config.h"
 #include "../wpa_supplicant_i.h"
 #include "../wps_supplicant.h"
+#include "../driver_i.h"
+#include "../ap.h"
 #include "dbus_new_helpers.h"
 #include "dbus_new.h"
 #include "dbus_new_handlers.h"
@@ -30,6 +26,7 @@ struct wps_start_params {
        int type; /* 0 - not set, 1 - pin,      2 - pbc       */
        u8 *bssid;
        char *pin;
+       u8 *p2p_dev_addr;
 };
 
 
@@ -44,8 +41,8 @@ static int wpas_dbus_handler_wps_role(DBusMessage *message,
        dbus_message_iter_recurse(entry_iter, &variant_iter);
        if (dbus_message_iter_get_arg_type(&variant_iter) !=
            DBUS_TYPE_STRING) {
-               wpa_printf(MSG_DEBUG, "dbus: WPS.Start - Wrong Role type, "
-                          "string required");
+               wpa_printf(MSG_DEBUG,
+                          "dbus: WPS.Start - Wrong Role type, string required");
                *reply = wpas_dbus_error_invalid_args(message,
                                                      "Role must be a string");
                return -1;
@@ -56,7 +53,7 @@ static int wpas_dbus_handler_wps_role(DBusMessage *message,
        else if (os_strcmp(val, "registrar") == 0)
                params->role = 2;
        else {
-               wpa_printf(MSG_DEBUG, "dbus: WPS.Start - Uknown role %s", val);
+               wpa_printf(MSG_DEBUG, "dbus: WPS.Start - Unknown role %s", val);
                *reply = wpas_dbus_error_invalid_args(message, val);
                return -1;
        }
@@ -73,10 +70,9 @@ static int wpas_dbus_handler_wps_type(DBusMessage *message,
        char *val;
 
        dbus_message_iter_recurse(entry_iter, &variant_iter);
-       if (dbus_message_iter_get_arg_type(&variant_iter) !=
-           DBUS_TYPE_STRING) {
-               wpa_printf(MSG_DEBUG, "dbus: WPS.Start - Wrong Type type, "
-                          "string required");
+       if (dbus_message_iter_get_arg_type(&variant_iter) != DBUS_TYPE_STRING) {
+               wpa_printf(MSG_DEBUG,
+                          "dbus: WPS.Start - Wrong Type type, string required");
                *reply = wpas_dbus_error_invalid_args(message,
                                                      "Type must be a string");
                return -1;
@@ -107,9 +103,9 @@ static int wpas_dbus_handler_wps_bssid(DBusMessage *message,
        dbus_message_iter_recurse(entry_iter, &variant_iter);
        if (dbus_message_iter_get_arg_type(&variant_iter) != DBUS_TYPE_ARRAY ||
            dbus_message_iter_get_element_type(&variant_iter) !=
-           DBUS_TYPE_ARRAY) {
-               wpa_printf(MSG_DEBUG, "dbus: WPS.Start - Wrong Bssid type, "
-                          "byte array required");
+           DBUS_TYPE_BYTE) {
+               wpa_printf(MSG_DEBUG,
+                          "dbus: WPS.Start - Wrong Bssid type, byte array required");
                *reply = wpas_dbus_error_invalid_args(
                        message, "Bssid must be a byte array");
                return -1;
@@ -117,8 +113,8 @@ static int wpas_dbus_handler_wps_bssid(DBusMessage *message,
        dbus_message_iter_recurse(&variant_iter, &array_iter);
        dbus_message_iter_get_fixed_array(&array_iter, &params->bssid, &len);
        if (len != ETH_ALEN) {
-               wpa_printf(MSG_DEBUG, "dbus: WPS.Stsrt - Wrong Bssid length "
-                          "%d", len);
+               wpa_printf(MSG_DEBUG, "dbus: WPS.Start - Wrong Bssid length %d",
+                          len);
                *reply = wpas_dbus_error_invalid_args(message,
                                                      "Bssid is wrong length");
                return -1;
@@ -135,10 +131,9 @@ static int wpas_dbus_handler_wps_pin(DBusMessage *message,
        DBusMessageIter variant_iter;
 
        dbus_message_iter_recurse(entry_iter, &variant_iter);
-       if (dbus_message_iter_get_arg_type(&variant_iter) !=
-           DBUS_TYPE_STRING) {
-               wpa_printf(MSG_DEBUG, "dbus: WPS.Start - Wrong Pin type, "
-                          "string required");
+       if (dbus_message_iter_get_arg_type(&variant_iter) != DBUS_TYPE_STRING) {
+               wpa_printf(MSG_DEBUG,
+                          "dbus: WPS.Start - Wrong Pin type, string required");
                *reply = wpas_dbus_error_invalid_args(message,
                                                      "Pin must be a string");
                return -1;
@@ -148,6 +143,41 @@ static int wpas_dbus_handler_wps_pin(DBusMessage *message,
 }
 
 
+#ifdef CONFIG_P2P
+static int wpas_dbus_handler_wps_p2p_dev_addr(DBusMessage *message,
+                                             DBusMessageIter *entry_iter,
+                                             struct wps_start_params *params,
+                                             DBusMessage **reply)
+{
+       DBusMessageIter variant_iter, array_iter;
+       int len;
+
+       dbus_message_iter_recurse(entry_iter, &variant_iter);
+       if (dbus_message_iter_get_arg_type(&variant_iter) != DBUS_TYPE_ARRAY ||
+           dbus_message_iter_get_element_type(&variant_iter) !=
+           DBUS_TYPE_BYTE) {
+               wpa_printf(MSG_DEBUG,
+                          "dbus: WPS.Start - Wrong P2PDeviceAddress type, byte array required");
+               *reply = wpas_dbus_error_invalid_args(
+                       message, "P2PDeviceAddress must be a byte array");
+               return -1;
+       }
+       dbus_message_iter_recurse(&variant_iter, &array_iter);
+       dbus_message_iter_get_fixed_array(&array_iter, &params->p2p_dev_addr,
+                                         &len);
+       if (len != ETH_ALEN) {
+               wpa_printf(MSG_DEBUG,
+                          "dbus: WPS.Start - Wrong P2PDeviceAddress length %d",
+                          len);
+               *reply = wpas_dbus_error_invalid_args(
+                       message, "P2PDeviceAddress has wrong length");
+               return -1;
+       }
+       return 0;
+}
+#endif /* CONFIG_P2P */
+
+
 static int wpas_dbus_handler_wps_start_entry(DBusMessage *message, char *key,
                                             DBusMessageIter *entry_iter,
                                             struct wps_start_params *params,
@@ -165,6 +195,11 @@ static int wpas_dbus_handler_wps_start_entry(DBusMessage *message, char *key,
        else if (os_strcmp(key, "Pin") == 0)
                return wpas_dbus_handler_wps_pin(message, entry_iter,
                                                 params, reply);
+#ifdef CONFIG_P2P
+       else if (os_strcmp(key, "P2PDeviceAddress") == 0)
+               return wpas_dbus_handler_wps_p2p_dev_addr(message, entry_iter,
+                                                         params, reply);
+#endif /* CONFIG_P2P */
 
        wpa_printf(MSG_DEBUG, "dbus: WPS.Start - unknown key %s", key);
        *reply = wpas_dbus_error_invalid_args(message, key);
@@ -212,35 +247,54 @@ DBusMessage * wpas_dbus_handler_wps_start(DBusMessage *message,
                dbus_message_iter_next(&dict_iter);
        }
 
+#ifdef CONFIG_AP
+       if (wpa_s->ap_iface && params.type == 1) {
+               if (params.pin == NULL) {
+                       wpa_printf(MSG_DEBUG,
+                                  "dbus: WPS.Start - Pin required for registrar role");
+                       return wpas_dbus_error_invalid_args(
+                               message, "Pin required for registrar role.");
+               }
+               ret = wpa_supplicant_ap_wps_pin(wpa_s,
+                                               params.bssid,
+                                               params.pin,
+                                               npin, sizeof(npin), 0);
+       } else if (wpa_s->ap_iface) {
+               ret = wpa_supplicant_ap_wps_pbc(wpa_s,
+                                               params.bssid,
+                                               params.p2p_dev_addr);
+       } else
+#endif /* CONFIG_AP */
        if (params.role == 0) {
                wpa_printf(MSG_DEBUG, "dbus: WPS.Start - Role not specified");
                return wpas_dbus_error_invalid_args(message,
                                                    "Role not specified");
-       } else if (params.role == 1 && params.type == 0) {
+       } else if (params.role == 2) {
+               if (params.pin == NULL) {
+                       wpa_printf(MSG_DEBUG,
+                                  "dbus: WPS.Start - Pin required for registrar role");
+                       return wpas_dbus_error_invalid_args(
+                               message, "Pin required for registrar role.");
+               }
+               ret = wpas_wps_start_reg(wpa_s, params.bssid, params.pin,
+                                        NULL);
+       } else if (params.type == 0) {
                wpa_printf(MSG_DEBUG, "dbus: WPS.Start - Type not specified");
                return wpas_dbus_error_invalid_args(message,
                                                    "Type not specified");
-       } else if (params.role == 2 && params.pin == NULL) {
-               wpa_printf(MSG_DEBUG, "dbus: WPS.Start - Pin required for "
-                          "registrar role");
-               return wpas_dbus_error_invalid_args(
-                       message, "Pin required for registrar role.");
-       }
-
-       if (params.role == 2)
-               ret = wpas_wps_start_reg(wpa_s, params.bssid, params.pin,
-                                        NULL);
-       else if (params.type == 1) {
-               ret = wpas_wps_start_pin(wpa_s, params.bssid, params.pin, 0,
+       } else if (params.type == 1) {
+               ret = wpas_wps_start_pin(wpa_s, params.bssid,
+                                        params.pin, 0,
                                         DEV_PW_DEFAULT);
                if (ret > 0)
                        os_snprintf(npin, sizeof(npin), "%08d", ret);
-       } else
+       } else {
                ret = wpas_wps_start_pbc(wpa_s, params.bssid, 0);
+       }
 
        if (ret < 0) {
-               wpa_printf(MSG_DEBUG, "dbus: WPS.Start wpas_wps_failed in "
-                          "role %s and key %s",
+               wpa_printf(MSG_DEBUG,
+                          "dbus: WPS.Start wpas_wps_failed in role %s and key %s",
                           (params.role == 1 ? "enrollee" : "registrar"),
                           (params.type == 0 ? "" :
                            (params.type == 1 ? "pin" : "pbc")));
@@ -249,34 +303,39 @@ DBusMessage * wpas_dbus_handler_wps_start(DBusMessage *message,
        }
 
        reply = dbus_message_new_method_return(message);
-       if (!reply) {
-               return dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
-                                             NULL);
-       }
+       if (!reply)
+               return wpas_dbus_error_no_memory(message);
 
        dbus_message_iter_init_append(reply, &iter);
-       if (!wpa_dbus_dict_open_write(&iter, &dict_iter)) {
+       if (!wpa_dbus_dict_open_write(&iter, &dict_iter) ||
+           (os_strlen(npin) > 0 &&
+            !wpa_dbus_dict_append_string(&dict_iter, "Pin", npin)) ||
+           !wpa_dbus_dict_close_write(&iter, &dict_iter)) {
                dbus_message_unref(reply);
-               return dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
-                                             NULL);
+               return wpas_dbus_error_no_memory(message);
        }
 
-       if (os_strlen(npin) > 0) {
-               if (!wpa_dbus_dict_append_string(&dict_iter, "Pin", npin)) {
-                       dbus_message_unref(reply);
-                       return dbus_message_new_error(message,
-                                                     DBUS_ERROR_NO_MEMORY,
-                                                     NULL);
-               }
-       }
+       return reply;
+}
 
-       if (!wpa_dbus_dict_close_write(&iter, &dict_iter)) {
-               dbus_message_unref(reply);
-               return dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
-                                             NULL);
-       }
 
-       return reply;
+/**
+ * wpas_dbus_handler_wps_cancel - Cancel ongoing WPS configuration
+ * @message: Pointer to incoming dbus message
+ * @wpa_s: %wpa_supplicant data structure
+ * Returns: NULL on success or DBus error on failure
+ *
+ * Handler for "Cancel" method call. Returns NULL if WPS cancel successfull
+ * or DBus error on WPS cancel failure
+ */
+DBusMessage * wpas_dbus_handler_wps_cancel(DBusMessage *message,
+                                          struct wpa_supplicant *wpa_s)
+{
+       if (wpas_wps_cancel(wpa_s))
+               return wpas_dbus_error_unknown_error(message,
+                                                    "WPS cancel failed");
+
+       return NULL;
 }
 
 
@@ -284,42 +343,48 @@ DBusMessage * wpas_dbus_handler_wps_start(DBusMessage *message,
  * wpas_dbus_getter_process_credentials - Check if credentials are processed
  * @message: Pointer to incoming dbus message
  * @wpa_s: %wpa_supplicant data structure
- * Returns: DBus message with a boolean on success or DBus error on failure
+ * Returns: TRUE on success, FALSE on failure
  *
  * Getter for "ProcessCredentials" property. Returns returned boolean will be
  * true if wps_cred_processing configuration field is not equal to 1 or false
  * if otherwise.
  */
-DBusMessage * wpas_dbus_getter_process_credentials(
-       DBusMessage *message, struct wpa_supplicant *wpa_s)
+dbus_bool_t wpas_dbus_getter_process_credentials(DBusMessageIter *iter,
+                                                DBusError *error,
+                                                void *user_data)
 {
-       dbus_bool_t process = (wpa_s->conf->wps_cred_processing != 1);
-       return wpas_dbus_simple_property_getter(message, DBUS_TYPE_BOOLEAN,
-                                               &process);
+       struct wpa_supplicant *wpa_s = user_data;
+       dbus_bool_t process = wpa_s->conf->wps_cred_processing != 1;
+
+       return wpas_dbus_simple_property_getter(iter, DBUS_TYPE_BOOLEAN,
+                                               &process, error);
 }
 
 
 /**
  * wpas_dbus_setter_process_credentials - Set credentials_processed conf param
- * @message: Pointer to incoming dbus message
- * @wpa_s: %wpa_supplicant data structure
- * Returns: NULL on success or DBus error on failure
+ * @iter: Pointer to incoming dbus message iter
+ * @error: Location to store error on failure
+ * @user_data: Function specific data
+ * Returns: TRUE on success, FALSE on failure
  *
  * Setter for "ProcessCredentials" property. Sets credentials_processed on 2
  * if boolean argument is true or on 1 if otherwise.
  */
-DBusMessage * wpas_dbus_setter_process_credentials(
-       DBusMessage *message, struct wpa_supplicant *wpa_s)
+dbus_bool_t wpas_dbus_setter_process_credentials(DBusMessageIter *iter,
+                                                DBusError *error,
+                                                void *user_data)
 {
-       DBusMessage *reply = NULL;
+       struct wpa_supplicant *wpa_s = user_data;
        dbus_bool_t process_credentials, old_pc;
 
-       reply = wpas_dbus_simple_property_setter(message, DBUS_TYPE_BOOLEAN,
-                                                &process_credentials);
-       if (reply)
-               return reply;
+       if (!wpa_s->dbus_new_path)
+               return FALSE;
+       if (!wpas_dbus_simple_property_setter(iter, error, DBUS_TYPE_BOOLEAN,
+                                             &process_credentials))
+               return FALSE;
 
-       old_pc = (wpa_s->conf->wps_cred_processing != 1);
+       old_pc = wpa_s->conf->wps_cred_processing != 1;
        wpa_s->conf->wps_cred_processing = (process_credentials ? 2 : 1);
 
        if ((wpa_s->conf->wps_cred_processing != 1) != old_pc)
@@ -328,5 +393,64 @@ DBusMessage * wpas_dbus_setter_process_credentials(
                                               WPAS_DBUS_NEW_IFACE_WPS,
                                               "ProcessCredentials");
 
-       return NULL;
+       return TRUE;
+}
+
+
+/**
+ * wpas_dbus_getter_config_methods - Get current WPS configuration methods
+ * @iter: Pointer to incoming dbus message iter
+ * @error: Location to store error on failure
+ * @user_data: Function specific data
+ * Returns: TRUE on success, FALSE on failure
+ *
+ * Getter for "ConfigMethods" property. Returned boolean will be true if
+ * providing the relevant string worked, or false otherwise.
+ */
+dbus_bool_t wpas_dbus_getter_config_methods(DBusMessageIter *iter,
+                                           DBusError *error,
+                                           void *user_data)
+{
+       struct wpa_supplicant *wpa_s = user_data;
+       char *methods = wpa_s->conf->config_methods;
+
+       if (methods == NULL)
+               methods = "";
+       return wpas_dbus_simple_property_getter(iter, DBUS_TYPE_STRING,
+                                               &methods, error);
+}
+
+
+/**
+ * wpas_dbus_setter_config_methods - Set WPS configuration methods
+ * @iter: Pointer to incoming dbus message iter
+ * @error: Location to store error on failure
+ * @user_data: Function specific data
+ * Returns: TRUE on success, FALSE on failure
+ *
+ * Setter for "ConfigMethods" property. Sets the methods string, apply such
+ * change and returns true on success. Returns false otherwise.
+ */
+dbus_bool_t wpas_dbus_setter_config_methods(DBusMessageIter *iter,
+                                           DBusError *error,
+                                           void *user_data)
+{
+       struct wpa_supplicant *wpa_s = user_data;
+       char *methods, *new_methods;
+
+       if (!wpas_dbus_simple_property_setter(iter, error, DBUS_TYPE_STRING,
+                                             &methods))
+               return FALSE;
+
+       new_methods = os_strdup(methods);
+       if (!new_methods)
+               return FALSE;
+
+       os_free(wpa_s->conf->config_methods);
+       wpa_s->conf->config_methods = new_methods;
+
+       wpa_s->conf->changed_parameters |= CFG_CHANGED_CONFIG_METHODS;
+       wpa_supplicant_update_config(wpa_s);
+
+       return TRUE;
 }