+++ /dev/null
-/*
- * Network Configuration Module
- *
- * Copyright (c) 2000 - 2012 Samsung Electronics Co., Ltd. All rights reserved.
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- *
- */
-
-#include <stdio.h>
-
-#include "log.h"
-#include "util.h"
-#include "neterror.h"
-#include "netdbus.h"
-#include "netsupplicant.h"
-#include "wifi-ssid-scan.h"
-#include "wifi-background-scan.h"
-
-#define MAC2STR(a) (a)[0], (a)[1], (a)[2], (a)[3], (a)[4], (a)[5]
-#define MACSTR "%02x:%02x:%02x:%02x:%02x:%02x"
-
-#define WIFI_KEYMGMT_NONE (1 << 0)
-#define WIFI_KEYMGMT_IEEE8021X (1 << 1)
-#define WIFI_KEYMGMT_WPA_NONE (1 << 2)
-#define WIFI_KEYMGMT_WPA_PSK (1 << 3)
-#define WIFI_KEYMGMT_WPA_PSK_256 (1 << 4)
-#define WIFI_KEYMGMT_WPA_FT_PSK (1 << 5)
-#define WIFI_KEYMGMT_WPA_FT_EAP (1 << 6)
-#define WIFI_KEYMGMT_WPA_EAP (1 << 7)
-#define WIFI_KEYMGMT_WPA_EAP_256 (1 << 8)
-#define WIFI_KEYMGMT_WPS (1 << 9)
-
-#define WIFI_PAIRWISE_NONE (1 << 0)
-#define WIFI_PAIRWISE_TKIP (1 << 1)
-#define WIFI_PAIRWISE_CCMP (1 << 2)
-
-typedef struct {
- const char *str;
- unsigned int val;
-} strval_s;
-
-static strval_s wifi_keymgmt[] = {
- { "none", WIFI_KEYMGMT_NONE },
- { "ieee8021x", WIFI_KEYMGMT_IEEE8021X },
- { "wpa-none", WIFI_KEYMGMT_WPA_NONE },
- { "wpa-psk", WIFI_KEYMGMT_WPA_PSK },
- { "wpa-psk-sha256", WIFI_KEYMGMT_WPA_PSK_256 },
- { "wpa-ft-psk", WIFI_KEYMGMT_WPA_FT_PSK },
- { "wpa-ft-eap", WIFI_KEYMGMT_WPA_FT_EAP },
- { "wpa-eap", WIFI_KEYMGMT_WPA_EAP },
- { "wpa-eap-sha256", WIFI_KEYMGMT_WPA_EAP_256 },
- { "wps", WIFI_KEYMGMT_WPS },
- { }
-};
-
-static strval_s wifi_pairwise[] = {
- { "none", WIFI_PAIRWISE_NONE },
- { "tkip", WIFI_PAIRWISE_TKIP },
- { "ccmp", WIFI_PAIRWISE_CCMP },
- { }
-};
-
-typedef enum {
- WIFI_SECURITY_UNKNOWN = 0x00,
- WIFI_SECURITY_NONE,
- WIFI_SECURITY_WEP,
- WIFI_SECURITY_PSK,
- WIFI_SECURITY_PSK2,
- WIFI_SECURITY_IEEE8021X,
-} wifi_security_e;
-
-typedef struct {
- unsigned char ssid[33];
- unsigned char bssid[6];
- wifi_security_e security;
- unsigned int wpa_keymgmt;
- unsigned int wpa_pairwise;
- unsigned int rsn_keymgmt;
- unsigned int rsn_pairwise;
- gboolean rsn_selected;
- gboolean privacy;
- gboolean wps;
- int ssid_len;
-} bss_info_t;
-
-static gboolean g_ssid_scan_state = FALSE;
-static GSList *bss_info_list = NULL;
-static guint ssid_scan_timer = 0;
-static char *g_ssid = NULL;
-
-static void __check_keymgmt(const char *str_keymgmt, unsigned int *key_info)
-{
- int i;
-
- for (i = 0; wifi_keymgmt[i].str; i++) {
- if (g_strcmp0(str_keymgmt, wifi_keymgmt[i].str) == 0) {
- INFO("keymgmt : %s", str_keymgmt);
- *key_info |= wifi_keymgmt[i].val;
- break;
- }
- }
-}
-
-static void __check_pairwise(const char *str_pairwise, unsigned int *pairwise_info)
-{
- int i;
-
- for (i = 0; wifi_pairwise[i].str; i++) {
- if (g_strcmp0(str_pairwise, wifi_pairwise[i].str) == 0) {
- INFO("pairwise : %s", str_pairwise);
- *pairwise_info |= wifi_pairwise[i].val;
- break;
- }
- }
-}
-
-static wifi_security_e __check_security(bss_info_t *bss_info)
-{
- gboolean ieee8021x = FALSE;
- gboolean psk = FALSE;
- gboolean ft_ieee8021x = FALSE;
- gboolean ft_psk = FALSE;
- unsigned int keymgmt = bss_info->rsn_keymgmt | bss_info->wpa_keymgmt;
-
- if (keymgmt & (WIFI_KEYMGMT_WPA_EAP | WIFI_KEYMGMT_WPA_EAP_256))
- ieee8021x = TRUE;
- else if (keymgmt & WIFI_KEYMGMT_WPA_FT_EAP)
- ft_ieee8021x = TRUE;
-
- if (keymgmt & (WIFI_KEYMGMT_WPA_PSK | WIFI_KEYMGMT_WPA_PSK_256))
- psk = TRUE;
- else if (keymgmt & WIFI_KEYMGMT_WPA_FT_PSK)
- ft_psk = TRUE;
-
- if (ieee8021x || ft_ieee8021x)
- bss_info->security = WIFI_SECURITY_IEEE8021X;
- else if (psk || ft_psk)
- bss_info->security = WIFI_SECURITY_PSK;
- else if (bss_info->privacy)
- bss_info->security = WIFI_SECURITY_WEP;
- else
- bss_info->security = WIFI_SECURITY_NONE;
-
- if (bss_info->rsn_selected) {
- unsigned int pairwise = bss_info->rsn_pairwise | bss_info->wpa_pairwise;
- if ((pairwise & WIFI_PAIRWISE_CCMP) ||
- (pairwise & (WIFI_PAIRWISE_CCMP | WIFI_PAIRWISE_TKIP)))
- bss_info->security = WIFI_SECURITY_PSK2;
- }
-
- return bss_info->security;
-}
-
-static gboolean __ssid_scan_timeout(gpointer data)
-{
- wifi_ssid_scan_emit_scan_completed();
-
- return FALSE;
-}
-
-static void _start_ssid_scan_timer(void)
-{
- INFO("Wi-Fi SSID scan started");
- g_ssid_scan_state = TRUE;
-
- netconfig_start_timer_seconds(5, __ssid_scan_timeout, NULL, &ssid_scan_timer);
-}
-
-static void _stop_ssid_scan_timer(void)
-{
- INFO("Wi-Fi SSID scan finished");
- g_ssid_scan_state = FALSE;
-
- netconfig_stop_timer(&ssid_scan_timer);
-}
-
-static void _parse_wpa_message(GVariant *param, bss_info_t *bss_info)
-{
- GVariantIter *iter1;
- GVariant *var;
- gchar *key;
-
- g_variant_get(param, "a{sv}", &iter1);
- while (g_variant_iter_loop(iter1, "{sv}", &key, &var)) {
- if (g_strcmp0(key, "KeyMgmt") == 0) {
- GVariantIter *iter2;
- g_variant_get(var, "as", &iter2);
- char *str;
- while (g_variant_iter_loop(iter2, "s", &str)) {
- if (str == NULL)
- break;
- unsigned int key_info = 0;
- __check_keymgmt(str, &key_info);
- if (bss_info->rsn_selected)
- bss_info->rsn_keymgmt = key_info;
- else
- bss_info->wpa_keymgmt = key_info;
- }
- g_variant_iter_free(iter2);
- } else if (g_strcmp0(key, "Pairwise") == 0) {
- GVariantIter *iter2;
- g_variant_get(var, "as", &iter2);
- char *str;
- while (g_variant_iter_loop(iter2, "s", &str)) {
- if (str == NULL)
- break;
- unsigned int pairwise_info = 0;
- __check_pairwise(str, &pairwise_info);
- if (bss_info->rsn_selected)
- bss_info->rsn_pairwise = pairwise_info;
- else
- bss_info->wpa_pairwise = pairwise_info;
- }
- g_variant_iter_free(iter2);
- }
- }
-
- g_variant_iter_free(iter1);
-
- return;
-}
-
-static gboolean _request_ssid_scan(const char *object_path, const char *ssid)
-{
- /* TODO: Revise following code */
-
- GDBusConnection *connection = NULL;
- GVariant *reply = NULL;
- GVariant *params = NULL;
- GError *error = NULL;
- GVariantBuilder *builder1 = NULL;
- GVariantBuilder *builder2 = NULL;
- GVariantBuilder *builder3 = NULL;
- const gchar *key1 = "Type";
- const gchar *val1 = "active";
- const gchar *key2 = "SSIDs";
- int i = 0;
-
- connection = netdbus_get_connection();
- if (connection == NULL) {
- DBG("Failed to get GDBusconnection");
- return FALSE;
- }
-
- builder1 = g_variant_builder_new(G_VARIANT_TYPE("a{sv}"));
- g_variant_builder_add(builder1, "{sv}", key1, g_variant_new_string(val1));
-
- builder2 = g_variant_builder_new(G_VARIANT_TYPE("aay"));
- builder3 = g_variant_builder_new(G_VARIANT_TYPE("ay"));
-
- for (i = 0; i < strlen(ssid); i++)
- g_variant_builder_add(builder3, "y", ssid[i]);
-
- g_variant_builder_add(builder2, "@ay", g_variant_builder_end(builder3));
- g_variant_builder_add(builder1, "{sv}", key2, g_variant_builder_end(builder2));
-
- params = g_variant_new("(@a{sv})", g_variant_builder_end(builder1));
-
- g_variant_builder_unref(builder1);
- g_variant_builder_unref(builder2);
- g_variant_builder_unref(builder3);
-
- reply = g_dbus_connection_call_sync(
- connection,
- SUPPLICANT_SERVICE,
- object_path,
- SUPPLICANT_INTERFACE ".Interface",
- "Scan",
- params,
- NULL,
- G_DBUS_CALL_FLAGS_NONE,
- NETCONFIG_DBUS_REPLY_TIMEOUT,
- netdbus_get_cancellable(),
- &error);
-
- if (reply == NULL) {
- if (error != NULL) {
- ERR("Error!!! dbus_connection_send_with_reply_and_block() failed. "
- "DBus error [%d: %s]", error->code, error->message);
- g_error_free(error);
- } else
- ERR("Error!!! Failed to get properties");
-
- return FALSE;
- }
-
- if (g_ssid != NULL)
- g_free(g_ssid);
-
- g_ssid = g_strdup(ssid);
-
- g_variant_unref(reply);
-
- return TRUE;
-}
-
-static void _emit_ssid_scan_completed(void)
-{
- GVariantBuilder *builder = NULL;
- GSList* list = NULL;
- const char *prop_ssid = "ssid";
- const char *prop_bssid = "bssid";
- char bssid_buf[18] = {0,};
- char *bssid_str = bssid_buf;
- const char *prop_security = "security";
- const char *prop_wps = "wps";
- GVariantBuilder *rawssid_builder = NULL;
- const char *prop_raw_ssid = "raw_ssid";
-
- builder = g_variant_builder_new(G_VARIANT_TYPE("a{sv}"));
- for (list = bss_info_list; list != NULL; list = list->next) {
- bss_info_t *bss_info = (bss_info_t *)list->data;
- if (bss_info && g_strcmp0((char *)bss_info->ssid, g_ssid) == 0) {
- const gchar *ssid = (char *)bss_info->ssid;
- int ssid_len = bss_info->ssid_len;
- const gchar *bssid = (gchar *)&bss_info->bssid[0];
- int i = 0;
-
- wifi_security_e security = __check_security(bss_info);
- gboolean wps = bss_info->wps;
- DBG("BSS found; SSID:%s security:%d WPS:%d", ssid, security, wps);
-
- if (bssid) {
- snprintf(bssid_str, sizeof(bssid_buf), MACSTR, MAC2STR(bssid));
- DBG("BSSID: %s", bssid_str);
- }
-
- g_variant_builder_add(builder, "{sv}", prop_ssid, g_variant_new_string(ssid));
-
- /* append raw SSID in bytes to the specific
- scan completed signal here */
- rawssid_builder = g_variant_builder_new(G_VARIANT_TYPE("ay"));
- for (i = 0; i < ssid_len; i++)
- g_variant_builder_add(rawssid_builder, "y", ssid[i]);
- g_variant_builder_add(builder, "{sv}", prop_raw_ssid, g_variant_new("ay", rawssid_builder));
- g_variant_builder_unref(rawssid_builder);
-
- g_variant_builder_add(builder, "{sv}", prop_bssid,
- g_variant_new_string(bssid));
- g_variant_builder_add(builder, "{sv}", prop_security, g_variant_new_int32(security));
- /* WPS */
- g_variant_builder_add(builder, "{sv}", prop_wps, g_variant_new_boolean(wps));
- }
- }
-
- wifi_emit_specific_scan_completed((Wifi *)get_wifi_object(), g_variant_builder_end(builder));
-
- if (builder)
- g_variant_builder_unref(builder);
-
- if (bss_info_list != NULL) {
- g_slist_free_full(bss_info_list, g_free);
- bss_info_list = NULL;
- }
-
- if (g_ssid != NULL) {
- g_free(g_ssid);
- g_ssid = NULL;
- }
-
- INFO("SpecificScanCompleted");
-
- return;
-}
-
-gboolean wifi_ssid_scan(const char *ssid)
-{
- const char *if_path;
- static char *scan_ssid = NULL;
-
- netconfig_wifi_bgscan_stop();
-
- if (ssid != NULL) {
- if (scan_ssid != NULL)
- g_free(scan_ssid);
- scan_ssid = g_strdup(ssid);
- }
-
- if (scan_ssid == NULL)
- goto error;
-
- if_path = netconfig_wifi_get_supplicant_interface();
- if (if_path == NULL) {
- DBG("Fail to get wpa_supplicant DBus path");
- goto error;
- }
-
- if (netconfig_wifi_get_scanning() == TRUE) {
- DBG("Wi-Fi scan in progress, %s scan will be delayed", scan_ssid);
- return TRUE;
- }
-
- if (bss_info_list) {
- g_slist_free_full(bss_info_list, g_free);
- bss_info_list = NULL;
- }
-
- INFO("Start Wi-Fi scan with %s(%d)", scan_ssid, strlen(scan_ssid));
- if (_request_ssid_scan(if_path, (const char *)scan_ssid) == TRUE) {
- _start_ssid_scan_timer();
- g_free(scan_ssid);
- scan_ssid = NULL;
- return TRUE;
- }
-
-error:
- if (scan_ssid != NULL) {
- g_free(scan_ssid);
- scan_ssid = NULL;
- }
-
- netconfig_wifi_bgscan_start(FALSE);
-
- return FALSE;
-}
-
-gboolean wifi_ssid_scan_get_state(void)
-{
- return g_ssid_scan_state;
-}
-
-void wifi_ssid_scan_emit_scan_completed(void)
-{
- if (g_ssid_scan_state != TRUE)
- return;
-
- _stop_ssid_scan_timer();
- _emit_ssid_scan_completed();
- netconfig_wifi_bgscan_start(FALSE);
-}
-
-void wifi_ssid_scan_add_bss(GVariant *message)
-{
- GVariantIter *iter;
- GVariant *value;
- gchar *path = NULL;
- gchar *key;
- bss_info_t *bss_info;
-
- if (g_ssid_scan_state != TRUE)
- return;
-
- INFO("NEW BSS added");
-
- if (message == NULL) {
- DBG("Message does not have parameters");
- return;
- }
-
- if (path != NULL)
- INFO("Object path of BSS added is %s", path);
-
- bss_info = g_try_new0(bss_info_t, 1);
- if (bss_info == NULL)
- return;
-
- g_variant_get(message, "(oa{sv})", &path, &iter);
- while (g_variant_iter_loop(iter, "{sv}", &key, &value)) {
- if (g_strcmp0(key, "SSID") == 0) {
- const guchar *ssid;
- gsize ssid_len;
- ssid = g_variant_get_fixed_array(value, &ssid_len, sizeof(guchar));
- if (ssid != NULL && ssid_len > 0 && ssid_len < 33) {
- memcpy(bss_info->ssid, ssid, ssid_len);
- bss_info->ssid_len = ssid_len;
- } else {
- memset(bss_info->ssid, 0, sizeof(bss_info->ssid));
- bss_info->ssid_len = 0;
- }
- } else if (g_strcmp0(key, "Privacy") == 0) {
- gboolean privacy = FALSE;
- privacy = g_variant_get_boolean(value);
- bss_info->privacy = privacy;
- } else if (g_strcmp0(key, "RSN") == 0) {
- bss_info->rsn_selected = TRUE;
- _parse_wpa_message(value, bss_info);
- } else if (g_strcmp0(key, "WPA") == 0) {
- bss_info->rsn_selected = FALSE;
- _parse_wpa_message(value, bss_info);
- } else if (g_strcmp0(key, "IEs") == 0) {
- const guchar *ie;
- gsize ie_len;
- ie = g_variant_get_fixed_array(value, &ie_len, sizeof(guchar));
- DBG("The IE : %s", ie);
- } else if (g_strcmp0(key, "BSSID") == 0) {
- const guchar *bssid;
- gsize bssid_len;
-
- bssid = g_variant_get_fixed_array(value, &bssid_len, sizeof(guchar));
- if (bssid != NULL && bssid_len == 6)
- memcpy(bss_info->bssid, bssid, bssid_len);
- }
- }
-
- g_variant_iter_free(iter);
- if (path)
- g_free(path);
-
- if (bss_info->ssid[0] == '\0') {
- g_free(bss_info);
- return;
- }
-
- if (bss_info->security == WIFI_SECURITY_UNKNOWN) {
- if (bss_info->privacy == TRUE)
- bss_info->security = WIFI_SECURITY_WEP;
- else
- bss_info->security = WIFI_SECURITY_NONE;
- }
-
- bss_info_list = g_slist_append(bss_info_list, bss_info);
-}
-
-gboolean handle_request_specific_scan(Wifi *wifi,
- GDBusMethodInvocation *context, const gchar *ssid)
-{
- gboolean result = FALSE;
-
- g_return_val_if_fail(wifi != NULL, FALSE);
- g_return_val_if_fail(ssid != NULL, FALSE);
-
- result = wifi_ssid_scan((const char *)ssid);
-
- if (result != TRUE)
- netconfig_error_dbus_method_return(context, NETCONFIG_ERROR_INTERNAL, "FailSpecificScan");
- else
- wifi_complete_request_specific_scan(wifi, context);
-
- return result;
-}
projects / platform / core / connectivity / net-config.git / commitdiff