| /* |
| * Copyright 2008, The Android Open Source Project |
| * |
| * 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. |
| */ |
| |
| #define LOG_TAG "wifi" |
| |
| #include "jni.h" |
| #include <ScopedUtfChars.h> |
| #include <utils/misc.h> |
| #include <android_runtime/AndroidRuntime.h> |
| #include <utils/Log.h> |
| #include <utils/String16.h> |
| #include <ctype.h> |
| #include <sys/socket.h> |
| #include <linux/if.h> |
| #include "wifi.h" |
| #include "wifi_hal.h" |
| #include "jni_helper.h" |
| #include "rtt.h" |
| #include "wifi_hal_stub.h" |
| |
| #define REPLY_BUF_SIZE 4096 // wpa_supplicant's maximum size. |
| #define EVENT_BUF_SIZE 2048 |
| |
| namespace android { |
| |
| static jint DBG = false; |
| |
| //Please put all HAL function call here and call from the function table instead of directly call |
| static wifi_hal_fn hal_fn; |
| int init_wifi_hal_func_table(wifi_hal_fn *hal_fn) { |
| if (hal_fn == NULL) { |
| return -1; |
| } |
| |
| hal_fn->wifi_initialize = wifi_initialize_stub; |
| hal_fn->wifi_cleanup = wifi_cleanup_stub; |
| hal_fn->wifi_event_loop = wifi_event_loop_stub; |
| hal_fn->wifi_get_error_info = wifi_get_error_info_stub; |
| hal_fn->wifi_get_supported_feature_set = wifi_get_supported_feature_set_stub; |
| hal_fn->wifi_get_concurrency_matrix = wifi_get_concurrency_matrix_stub; |
| hal_fn->wifi_set_scanning_mac_oui = wifi_set_scanning_mac_oui_stub; |
| hal_fn->wifi_get_supported_channels = wifi_get_supported_channels_stub; |
| hal_fn->wifi_is_epr_supported = wifi_is_epr_supported_stub; |
| hal_fn->wifi_get_ifaces = wifi_get_ifaces_stub; |
| hal_fn->wifi_get_iface_name = wifi_get_iface_name_stub; |
| hal_fn->wifi_reset_iface_event_handler = wifi_reset_iface_event_handler_stub; |
| hal_fn->wifi_start_gscan = wifi_start_gscan_stub; |
| hal_fn->wifi_stop_gscan = wifi_stop_gscan_stub; |
| hal_fn->wifi_get_cached_gscan_results = wifi_get_cached_gscan_results_stub; |
| hal_fn->wifi_set_bssid_hotlist = wifi_set_bssid_hotlist_stub; |
| hal_fn->wifi_reset_bssid_hotlist = wifi_reset_bssid_hotlist_stub; |
| hal_fn->wifi_set_significant_change_handler = wifi_set_significant_change_handler_stub; |
| hal_fn->wifi_reset_significant_change_handler = wifi_reset_significant_change_handler_stub; |
| hal_fn->wifi_get_gscan_capabilities = wifi_get_gscan_capabilities_stub; |
| hal_fn->wifi_set_link_stats = wifi_set_link_stats_stub; |
| hal_fn->wifi_get_link_stats = wifi_get_link_stats_stub; |
| hal_fn->wifi_clear_link_stats = wifi_clear_link_stats_stub; |
| hal_fn->wifi_get_valid_channels = wifi_get_valid_channels_stub; |
| hal_fn->wifi_rtt_range_request = wifi_rtt_range_request_stub; |
| hal_fn->wifi_rtt_range_cancel = wifi_rtt_range_cancel_stub; |
| hal_fn->wifi_get_rtt_capabilities = wifi_get_rtt_capabilities_stub; |
| hal_fn->wifi_start_logging = wifi_start_logging_stub; |
| hal_fn->wifi_set_epno_list = wifi_set_epno_list_stub; |
| hal_fn->wifi_set_country_code = wifi_set_country_code_stub; |
| hal_fn->wifi_enable_tdls = wifi_enable_tdls_stub; |
| hal_fn->wifi_disable_tdls = wifi_disable_tdls_stub; |
| hal_fn->wifi_get_tdls_status = wifi_get_tdls_status_stub; |
| hal_fn->wifi_get_tdls_capabilities = wifi_get_tdls_capabilities_stub; |
| hal_fn->wifi_get_firmware_memory_dump = wifi_get_firmware_memory_dump_stub; |
| hal_fn->wifi_set_log_handler = wifi_set_log_handler_stub; |
| hal_fn->wifi_set_alert_handler = wifi_set_alert_handler_stub; |
| hal_fn->wifi_get_firmware_version = wifi_get_firmware_version_stub; |
| hal_fn->wifi_get_ring_buffers_status = wifi_get_ring_buffers_status_stub; |
| hal_fn->wifi_get_logger_supported_feature_set = wifi_get_logger_supported_feature_set_stub; |
| hal_fn->wifi_get_ring_data = wifi_get_ring_data_stub; |
| hal_fn->wifi_get_driver_version = wifi_get_driver_version_stub; |
| hal_fn->wifi_set_ssid_white_list = wifi_set_ssid_white_list; |
| hal_fn->wifi_set_gscan_roam_params = wifi_set_gscan_roam_params; |
| hal_fn->wifi_set_bssid_preference = wifi_set_bssid_preference; |
| hal_fn->wifi_enable_lazy_roam = wifi_enable_lazy_roam; |
| hal_fn->wifi_set_bssid_blacklist = wifi_set_bssid_blacklist; |
| return 0; |
| } |
| |
| |
| static bool doCommand(JNIEnv* env, jstring javaCommand, |
| char* reply, size_t reply_len) { |
| ScopedUtfChars command(env, javaCommand); |
| if (command.c_str() == NULL) { |
| return false; // ScopedUtfChars already threw on error. |
| } |
| |
| if (DBG) { |
| ALOGD("doCommand: %s", command.c_str()); |
| } |
| |
| --reply_len; // Ensure we have room to add NUL termination. |
| if (::wifi_command(command.c_str(), reply, &reply_len) != 0) { |
| return false; |
| } |
| |
| // Strip off trailing newline. |
| if (reply_len > 0 && reply[reply_len-1] == '\n') { |
| reply[reply_len-1] = '\0'; |
| } else { |
| reply[reply_len] = '\0'; |
| } |
| return true; |
| } |
| |
| static jint doIntCommand(JNIEnv* env, jstring javaCommand) { |
| char reply[REPLY_BUF_SIZE]; |
| if (!doCommand(env, javaCommand, reply, sizeof(reply))) { |
| return -1; |
| } |
| return static_cast<jint>(atoi(reply)); |
| } |
| |
| static jboolean doBooleanCommand(JNIEnv* env, jstring javaCommand) { |
| char reply[REPLY_BUF_SIZE]; |
| if (!doCommand(env, javaCommand, reply, sizeof(reply))) { |
| return JNI_FALSE; |
| } |
| return (strcmp(reply, "OK") == 0); |
| } |
| |
| // Send a command to the supplicant, and return the reply as a String. |
| static jstring doStringCommand(JNIEnv* env, jstring javaCommand) { |
| char reply[REPLY_BUF_SIZE]; |
| if (!doCommand(env, javaCommand, reply, sizeof(reply))) { |
| return NULL; |
| } |
| return env->NewStringUTF(reply); |
| } |
| |
| static jboolean android_net_wifi_isDriverLoaded(JNIEnv* env, jobject) |
| { |
| return (::is_wifi_driver_loaded() == 1); |
| } |
| |
| static jboolean android_net_wifi_loadDriver(JNIEnv* env, jobject) |
| { |
| return (::wifi_load_driver() == 0); |
| } |
| |
| static jboolean android_net_wifi_unloadDriver(JNIEnv* env, jobject) |
| { |
| return (::wifi_unload_driver() == 0); |
| } |
| |
| static jboolean android_net_wifi_startSupplicant(JNIEnv* env, jobject, jboolean p2pSupported) |
| { |
| return (::wifi_start_supplicant(p2pSupported) == 0); |
| } |
| |
| static jboolean android_net_wifi_killSupplicant(JNIEnv* env, jobject, jboolean p2pSupported) |
| { |
| return (::wifi_stop_supplicant(p2pSupported) == 0); |
| } |
| |
| static jboolean android_net_wifi_connectToSupplicant(JNIEnv* env, jobject) |
| { |
| return (::wifi_connect_to_supplicant() == 0); |
| } |
| |
| static void android_net_wifi_closeSupplicantConnection(JNIEnv* env, jobject) |
| { |
| ::wifi_close_supplicant_connection(); |
| } |
| |
| static jstring android_net_wifi_waitForEvent(JNIEnv* env, jobject) |
| { |
| char buf[EVENT_BUF_SIZE]; |
| int nread = ::wifi_wait_for_event(buf, sizeof buf); |
| if (nread > 0) { |
| return env->NewStringUTF(buf); |
| } else { |
| return NULL; |
| } |
| } |
| |
| static jboolean android_net_wifi_doBooleanCommand(JNIEnv* env, jobject, jstring javaCommand) { |
| return doBooleanCommand(env, javaCommand); |
| } |
| |
| static jint android_net_wifi_doIntCommand(JNIEnv* env, jobject, jstring javaCommand) { |
| return doIntCommand(env, javaCommand); |
| } |
| |
| static jstring android_net_wifi_doStringCommand(JNIEnv* env, jobject, jstring javaCommand) { |
| return doStringCommand(env,javaCommand); |
| } |
| |
| /* wifi_hal <==> WifiNative bridge */ |
| |
| static jclass mCls; /* saved WifiNative object */ |
| static JavaVM *mVM; /* saved JVM pointer */ |
| |
| static const char *WifiHandleVarName = "sWifiHalHandle"; |
| static const char *WifiIfaceHandleVarName = "sWifiIfaceHandles"; |
| static jmethodID OnScanResultsMethodID; |
| |
| static JNIEnv *getEnv() { |
| JNIEnv *env = NULL; |
| mVM->AttachCurrentThread(&env, NULL); |
| return env; |
| } |
| |
| static wifi_handle getWifiHandle(JNIEnv *env, jclass cls) { |
| return (wifi_handle) getStaticLongField(env, cls, WifiHandleVarName); |
| } |
| |
| static wifi_interface_handle getIfaceHandle(JNIEnv *env, jclass cls, jint index) { |
| return (wifi_interface_handle) getStaticLongArrayField(env, cls, WifiIfaceHandleVarName, index); |
| } |
| |
| static jobject createScanResult(JNIEnv *env, wifi_scan_result *result) { |
| |
| // ALOGD("creating scan result"); |
| |
| jobject scanResult = createObject(env, "android/net/wifi/ScanResult"); |
| if (scanResult == NULL) { |
| ALOGE("Error in creating scan result"); |
| return NULL; |
| } |
| |
| ALOGV("setting SSID to %s", result->ssid); |
| //jstring jssid = env->NewStringUTF(result->ssid); |
| setStringField(env, scanResult, "SSID", result->ssid); |
| |
| char bssid[32]; |
| sprintf(bssid, "%02x:%02x:%02x:%02x:%02x:%02x", result->bssid[0], result->bssid[1], |
| result->bssid[2], result->bssid[3], result->bssid[4], result->bssid[5]); |
| //jstring jbssid = env->NewStringUTF(bssid); |
| |
| setStringField(env, scanResult, "BSSID", bssid); |
| |
| setIntField(env, scanResult, "level", result->rssi); |
| setIntField(env, scanResult, "frequency", result->channel); |
| setLongField(env, scanResult, "timestamp", result->ts); |
| |
| return scanResult; |
| } |
| |
| int set_iface_flags(const char *ifname, int dev_up) { |
| struct ifreq ifr; |
| int ret; |
| int sock = socket(PF_INET, SOCK_DGRAM, 0); |
| if (sock < 0) { |
| ALOGD("Bad socket: %d\n", sock); |
| return -errno; |
| } |
| |
| //ALOGD("setting interface %s flags (%s)\n", ifname, dev_up ? "UP" : "DOWN"); |
| |
| memset(&ifr, 0, sizeof(ifr)); |
| strlcpy(ifr.ifr_name, ifname, IFNAMSIZ); |
| |
| //ALOGD("reading old value\n"); |
| |
| if (ioctl(sock, SIOCGIFFLAGS, &ifr) != 0) { |
| ret = errno ? -errno : -999; |
| ALOGE("Could not read interface %s flags: %d\n", ifname, errno); |
| close(sock); |
| return ret; |
| } else { |
| //ALOGD("writing new value\n"); |
| } |
| |
| if (dev_up) { |
| if (ifr.ifr_flags & IFF_UP) { |
| // ALOGD("interface %s is already up\n", ifname); |
| close(sock); |
| return 0; |
| } |
| ifr.ifr_flags |= IFF_UP; |
| } else { |
| if (!(ifr.ifr_flags & IFF_UP)) { |
| // ALOGD("interface %s is already down\n", ifname); |
| close(sock); |
| return 0; |
| } |
| ifr.ifr_flags &= ~IFF_UP; |
| } |
| |
| if (ioctl(sock, SIOCSIFFLAGS, &ifr) != 0) { |
| ALOGE("Could not set interface %s flags \n", ifname); |
| close(sock); |
| return ret; |
| } else { |
| ALOGD("set interface %s flags (%s)\n", ifname, dev_up ? "UP" : "DOWN"); |
| } |
| close(sock); |
| return 0; |
| } |
| |
| static jboolean android_net_wifi_toggle_interface(JNIEnv* env, jclass cls, int toggle) { |
| return(set_iface_flags("wlan0", toggle) == 0); |
| } |
| |
| static jboolean android_net_wifi_startHal(JNIEnv* env, jclass cls) { |
| wifi_handle halHandle = getWifiHandle(env, cls); |
| if (halHandle == NULL) { |
| |
| if(init_wifi_hal_func_table(&hal_fn) != 0 ) { |
| ALOGD("Can not initialize the basic function pointer table"); |
| return false; |
| } |
| |
| wifi_error res = init_wifi_vendor_hal_func_table(&hal_fn); |
| if (res != WIFI_SUCCESS) { |
| ALOGD("Can not initialize the vendor function pointer table"); |
| return false; |
| } |
| |
| int ret = set_iface_flags("wlan0", 1); |
| if(ret != 0) { |
| return false; |
| } |
| |
| res = hal_fn.wifi_initialize(&halHandle); |
| if (res == WIFI_SUCCESS) { |
| setStaticLongField(env, cls, WifiHandleVarName, (jlong)halHandle); |
| ALOGD("Did set static halHandle = %p", halHandle); |
| } |
| env->GetJavaVM(&mVM); |
| mCls = (jclass) env->NewGlobalRef(cls); |
| ALOGD("halHandle = %p, mVM = %p, mCls = %p", halHandle, mVM, mCls); |
| return res == WIFI_SUCCESS; |
| } else { |
| return (set_iface_flags("wlan0", 1) == 0); |
| } |
| } |
| |
| void android_net_wifi_hal_cleaned_up_handler(wifi_handle handle) { |
| ALOGD("In wifi cleaned up handler"); |
| |
| JNIEnv * env = getEnv(); |
| setStaticLongField(env, mCls, WifiHandleVarName, 0); |
| env->DeleteGlobalRef(mCls); |
| mCls = NULL; |
| mVM = NULL; |
| } |
| |
| static void android_net_wifi_stopHal(JNIEnv* env, jclass cls) { |
| ALOGD("In wifi stop Hal"); |
| |
| wifi_handle halHandle = getWifiHandle(env, cls); |
| hal_fn.wifi_cleanup(halHandle, android_net_wifi_hal_cleaned_up_handler); |
| set_iface_flags("wlan0", 0); |
| } |
| |
| static void android_net_wifi_waitForHalEvents(JNIEnv* env, jclass cls) { |
| |
| ALOGD("waitForHalEvents called, vm = %p, obj = %p, env = %p", mVM, mCls, env); |
| |
| wifi_handle halHandle = getWifiHandle(env, cls); |
| hal_fn.wifi_event_loop(halHandle); |
| } |
| |
| static int android_net_wifi_getInterfaces(JNIEnv *env, jclass cls) { |
| int n = 0; |
| wifi_handle halHandle = getWifiHandle(env, cls); |
| wifi_interface_handle *ifaceHandles = NULL; |
| int result = hal_fn.wifi_get_ifaces(halHandle, &n, &ifaceHandles); |
| if (result < 0) { |
| return result; |
| } |
| |
| if (n < 0) { |
| THROW(env, "android_net_wifi_getInterfaces no interfaces"); |
| return 0; |
| } |
| |
| if (ifaceHandles == NULL) { |
| THROW(env, "android_net_wifi_getInterfaces null interface array"); |
| return 0; |
| } |
| |
| if (n > 8) { |
| THROW(env, "Too many interfaces"); |
| return 0; |
| } |
| |
| jlongArray array = (env)->NewLongArray(n); |
| if (array == NULL) { |
| THROW(env, "Error in accessing array"); |
| return 0; |
| } |
| |
| jlong elems[8]; |
| for (int i = 0; i < n; i++) { |
| elems[i] = reinterpret_cast<jlong>(ifaceHandles[i]); |
| } |
| env->SetLongArrayRegion(array, 0, n, elems); |
| setStaticLongArrayField(env, cls, WifiIfaceHandleVarName, array); |
| |
| return (result < 0) ? result : n; |
| } |
| |
| static jstring android_net_wifi_getInterfaceName(JNIEnv *env, jclass cls, jint i) { |
| char buf[EVENT_BUF_SIZE]; |
| |
| jlong value = getStaticLongArrayField(env, cls, WifiIfaceHandleVarName, i); |
| wifi_interface_handle handle = (wifi_interface_handle) value; |
| int result = hal_fn.wifi_get_iface_name(handle, buf, sizeof(buf)); |
| if (result < 0) { |
| return NULL; |
| } else { |
| return env->NewStringUTF(buf); |
| } |
| } |
| |
| |
| static void onScanResultsAvailable(wifi_request_id id, unsigned num_results) { |
| |
| JNIEnv *env = NULL; |
| mVM->AttachCurrentThread(&env, NULL); |
| |
| ALOGD("onScanResultsAvailable called, vm = %p, obj = %p, env = %p", mVM, mCls, env); |
| |
| reportEvent(env, mCls, "onScanResultsAvailable", "(I)V", id); |
| } |
| |
| static void onScanEvent(wifi_scan_event event, unsigned status) { |
| JNIEnv *env = NULL; |
| mVM->AttachCurrentThread(&env, NULL); |
| |
| ALOGD("onScanStatus called, vm = %p, obj = %p, env = %p", mVM, mCls, env); |
| |
| reportEvent(env, mCls, "onScanStatus", "(I)V", event); |
| } |
| |
| static void onFullScanResult(wifi_request_id id, wifi_scan_result *result) { |
| |
| JNIEnv *env = NULL; |
| mVM->AttachCurrentThread(&env, NULL); |
| |
| ALOGD("onFullScanResult called, vm = %p, obj = %p, env = %p", mVM, mCls, env); |
| |
| jobject scanResult = createScanResult(env, result); |
| |
| ALOGD("Creating a byte array of length %d", result->ie_length); |
| |
| jbyteArray elements = env->NewByteArray(result->ie_length); |
| if (elements == NULL) { |
| ALOGE("Error in allocating array"); |
| return; |
| } |
| |
| ALOGE("Setting byte array"); |
| |
| jbyte *bytes = (jbyte *)&(result->ie_data[0]); |
| env->SetByteArrayRegion(elements, 0, result->ie_length, bytes); |
| |
| ALOGE("Returning result"); |
| |
| reportEvent(env, mCls, "onFullScanResult", "(ILandroid/net/wifi/ScanResult;[B)V", id, |
| scanResult, elements); |
| |
| env->DeleteLocalRef(scanResult); |
| env->DeleteLocalRef(elements); |
| } |
| |
| static jboolean android_net_wifi_startScan( |
| JNIEnv *env, jclass cls, jint iface, jint id, jobject settings) { |
| |
| wifi_interface_handle handle = getIfaceHandle(env, cls, iface); |
| ALOGD("starting scan on interface[%d] = %p", iface, handle); |
| |
| wifi_scan_cmd_params params; |
| memset(¶ms, 0, sizeof(params)); |
| |
| params.base_period = getIntField(env, settings, "base_period_ms"); |
| params.max_ap_per_scan = getIntField(env, settings, "max_ap_per_scan"); |
| params.report_threshold_percent = getIntField(env, settings, "report_threshold_percent"); |
| params.report_threshold_num_scans = getIntField(env, settings, "report_threshold_num_scans"); |
| |
| ALOGD("Initialized common fields %d, %d, %d, %d", params.base_period, params.max_ap_per_scan, |
| params.report_threshold_percent, params.report_threshold_num_scans); |
| |
| const char *bucket_array_type = "[Lcom/android/server/wifi/WifiNative$BucketSettings;"; |
| const char *channel_array_type = "[Lcom/android/server/wifi/WifiNative$ChannelSettings;"; |
| |
| jobjectArray buckets = (jobjectArray)getObjectField(env, settings, "buckets", bucket_array_type); |
| params.num_buckets = getIntField(env, settings, "num_buckets"); |
| |
| ALOGD("Initialized num_buckets to %d", params.num_buckets); |
| |
| for (int i = 0; i < params.num_buckets; i++) { |
| jobject bucket = getObjectArrayField(env, settings, "buckets", bucket_array_type, i); |
| |
| params.buckets[i].bucket = getIntField(env, bucket, "bucket"); |
| params.buckets[i].band = (wifi_band) getIntField(env, bucket, "band"); |
| params.buckets[i].period = getIntField(env, bucket, "period_ms"); |
| |
| ALOGD("Initialized common bucket fields %d:%d:%d", params.buckets[i].bucket, |
| params.buckets[i].band, params.buckets[i].period); |
| |
| int report_events = getIntField(env, bucket, "report_events"); |
| params.buckets[i].report_events = report_events; |
| |
| ALOGD("Initialized report events to %d", params.buckets[i].report_events); |
| |
| jobjectArray channels = (jobjectArray)getObjectField( |
| env, bucket, "channels", channel_array_type); |
| |
| params.buckets[i].num_channels = getIntField(env, bucket, "num_channels"); |
| ALOGD("Initialized num_channels to %d", params.buckets[i].num_channels); |
| |
| for (int j = 0; j < params.buckets[i].num_channels; j++) { |
| jobject channel = getObjectArrayField(env, bucket, "channels", channel_array_type, j); |
| |
| params.buckets[i].channels[j].channel = getIntField(env, channel, "frequency"); |
| params.buckets[i].channels[j].dwellTimeMs = getIntField(env, channel, "dwell_time_ms"); |
| |
| bool passive = getBoolField(env, channel, "passive"); |
| params.buckets[i].channels[j].passive = (passive ? 1 : 0); |
| |
| // ALOGD("Initialized channel %d", params.buckets[i].channels[j].channel); |
| } |
| } |
| |
| ALOGD("Initialized all fields"); |
| |
| wifi_scan_result_handler handler; |
| memset(&handler, 0, sizeof(handler)); |
| handler.on_scan_results_available = &onScanResultsAvailable; |
| handler.on_full_scan_result = &onFullScanResult; |
| handler.on_scan_event = &onScanEvent; |
| |
| return hal_fn.wifi_start_gscan(id, handle, params, handler) == WIFI_SUCCESS; |
| } |
| |
| static jboolean android_net_wifi_stopScan(JNIEnv *env, jclass cls, jint iface, jint id) { |
| wifi_interface_handle handle = getIfaceHandle(env, cls, iface); |
| ALOGD("stopping scan on interface[%d] = %p", iface, handle); |
| |
| return hal_fn.wifi_stop_gscan(id, handle) == WIFI_SUCCESS; |
| } |
| |
| static int compare_scan_result_timestamp(const void *v1, const void *v2) { |
| const wifi_scan_result *result1 = static_cast<const wifi_scan_result *>(v1); |
| const wifi_scan_result *result2 = static_cast<const wifi_scan_result *>(v2); |
| return result1->ts - result2->ts; |
| } |
| |
| static jobject android_net_wifi_getScanResults( |
| JNIEnv *env, jclass cls, jint iface, jboolean flush) { |
| |
| wifi_cached_scan_results scan_data[64]; |
| int num_scan_data = 64; |
| |
| wifi_interface_handle handle = getIfaceHandle(env, cls, iface); |
| ALOGD("getting scan results on interface[%d] = %p", iface, handle); |
| |
| byte b = flush ? 0xFF : 0; |
| int result = hal_fn.wifi_get_cached_gscan_results(handle, b, num_scan_data, scan_data, &num_scan_data); |
| if (result == WIFI_SUCCESS) { |
| jobjectArray scanData = createObjectArray(env, |
| "android/net/wifi/WifiScanner$ScanData", num_scan_data); |
| if (scanData == NULL) { |
| ALOGE("Error in allocating array of scanData"); |
| return NULL; |
| } |
| |
| for (int i = 0; i < num_scan_data; i++) { |
| |
| jobject data = createObject(env, "android/net/wifi/WifiScanner$ScanData"); |
| if (data == NULL) { |
| ALOGE("Error in allocating scanData"); |
| return NULL; |
| } |
| |
| setIntField(env, data, "mId", scan_data[i].scan_id); |
| setIntField(env, data, "mFlags", scan_data[i].flags); |
| |
| /* sort all scan results by timestamp */ |
| qsort(scan_data[i].results, scan_data[i].num_results, |
| sizeof(wifi_scan_result), compare_scan_result_timestamp); |
| |
| jobjectArray scanResults = createObjectArray(env, |
| "android/net/wifi/ScanResult", scan_data[i].num_results); |
| if (scanResults == NULL) { |
| ALOGE("Error in allocating scanResult array"); |
| return NULL; |
| } |
| |
| wifi_scan_result *results = scan_data[i].results; |
| for (int j = 0; j < scan_data[i].num_results; j++) { |
| |
| jobject scanResult = createObject(env, "android/net/wifi/ScanResult"); |
| if (scanResult == NULL) { |
| ALOGE("Error in creating scan result"); |
| return NULL; |
| } |
| |
| setStringField(env, scanResult, "SSID", results[j].ssid); |
| |
| char bssid[32]; |
| sprintf(bssid, "%02x:%02x:%02x:%02x:%02x:%02x", results[j].bssid[0], |
| results[j].bssid[1], results[j].bssid[2], results[j].bssid[3], |
| results[j].bssid[4], results[j].bssid[5]); |
| |
| setStringField(env, scanResult, "BSSID", bssid); |
| |
| setIntField(env, scanResult, "level", results[j].rssi); |
| setIntField(env, scanResult, "frequency", results[j].channel); |
| setLongField(env, scanResult, "timestamp", results[j].ts); |
| |
| env->SetObjectArrayElement(scanResults, j, scanResult); |
| env->DeleteLocalRef(scanResult); |
| } |
| |
| setObjectField(env, data, "mResults", "[Landroid/net/wifi/ScanResult;", scanResults); |
| env->SetObjectArrayElement(scanData, i, data); |
| } |
| |
| return scanData; |
| } else { |
| return NULL; |
| } |
| } |
| |
| |
| static jboolean android_net_wifi_getScanCapabilities( |
| JNIEnv *env, jclass cls, jint iface, jobject capabilities) { |
| |
| wifi_interface_handle handle = getIfaceHandle(env, cls, iface); |
| ALOGD("getting scan capabilities on interface[%d] = %p", iface, handle); |
| |
| wifi_gscan_capabilities c; |
| memset(&c, 0, sizeof(c)); |
| int result = hal_fn.wifi_get_gscan_capabilities(handle, &c); |
| if (result != WIFI_SUCCESS) { |
| ALOGD("failed to get capabilities : %d", result); |
| return JNI_FALSE; |
| } |
| |
| setIntField(env, capabilities, "max_scan_cache_size", c.max_scan_cache_size); |
| setIntField(env, capabilities, "max_scan_buckets", c.max_scan_buckets); |
| setIntField(env, capabilities, "max_ap_cache_per_scan", c.max_ap_cache_per_scan); |
| setIntField(env, capabilities, "max_rssi_sample_size", c.max_rssi_sample_size); |
| setIntField(env, capabilities, "max_scan_reporting_threshold", c.max_scan_reporting_threshold); |
| setIntField(env, capabilities, "max_hotlist_bssids", c.max_hotlist_bssids); |
| setIntField(env, capabilities, "max_significant_wifi_change_aps", |
| c.max_significant_wifi_change_aps); |
| |
| return JNI_TRUE; |
| } |
| |
| |
| static byte parseHexChar(char ch) { |
| if (isdigit(ch)) |
| return ch - '0'; |
| else if ('A' <= ch && ch <= 'F') |
| return ch - 'A' + 10; |
| else if ('a' <= ch && ch <= 'f') |
| return ch - 'a' + 10; |
| else { |
| ALOGE("invalid character in bssid %c", ch); |
| return 0; |
| } |
| } |
| |
| static byte parseHexByte(const char * &str) { |
| byte b = parseHexChar(str[0]); |
| if (str[1] == ':' || str[1] == '\0') { |
| str += 2; |
| return b; |
| } else { |
| b = b << 4 | parseHexChar(str[1]); |
| str += 3; |
| return b; |
| } |
| } |
| |
| static void parseMacAddress(const char *str, mac_addr addr) { |
| addr[0] = parseHexByte(str); |
| addr[1] = parseHexByte(str); |
| addr[2] = parseHexByte(str); |
| addr[3] = parseHexByte(str); |
| addr[4] = parseHexByte(str); |
| addr[5] = parseHexByte(str); |
| } |
| |
| static bool parseMacAddress(JNIEnv *env, jobject obj, mac_addr addr) { |
| jstring macAddrString = (jstring) getObjectField( |
| env, obj, "bssid", "Ljava/lang/String;"); |
| |
| if (macAddrString == NULL) { |
| ALOGE("Error getting bssid field"); |
| return false; |
| } |
| |
| const char *bssid = env->GetStringUTFChars(macAddrString, NULL); |
| if (bssid == NULL) { |
| ALOGE("Error getting bssid"); |
| return false; |
| } |
| |
| parseMacAddress(bssid, addr); |
| return true; |
| } |
| |
| static void onHotlistApFound(wifi_request_id id, |
| unsigned num_results, wifi_scan_result *results) { |
| |
| JNIEnv *env = NULL; |
| mVM->AttachCurrentThread(&env, NULL); |
| |
| ALOGD("onHotlistApFound called, vm = %p, obj = %p, env = %p, num_results = %d", |
| mVM, mCls, env, num_results); |
| |
| jclass clsScanResult = (env)->FindClass("android/net/wifi/ScanResult"); |
| if (clsScanResult == NULL) { |
| ALOGE("Error in accessing class"); |
| return; |
| } |
| |
| jobjectArray scanResults = env->NewObjectArray(num_results, clsScanResult, NULL); |
| if (scanResults == NULL) { |
| ALOGE("Error in allocating array"); |
| return; |
| } |
| |
| for (unsigned i = 0; i < num_results; i++) { |
| |
| jobject scanResult = createObject(env, "android/net/wifi/ScanResult"); |
| if (scanResult == NULL) { |
| ALOGE("Error in creating scan result"); |
| return; |
| } |
| |
| setStringField(env, scanResult, "SSID", results[i].ssid); |
| |
| char bssid[32]; |
| sprintf(bssid, "%02x:%02x:%02x:%02x:%02x:%02x", results[i].bssid[0], results[i].bssid[1], |
| results[i].bssid[2], results[i].bssid[3], results[i].bssid[4], results[i].bssid[5]); |
| |
| setStringField(env, scanResult, "BSSID", bssid); |
| |
| setIntField(env, scanResult, "level", results[i].rssi); |
| setIntField(env, scanResult, "frequency", results[i].channel); |
| setLongField(env, scanResult, "timestamp", results[i].ts); |
| |
| env->SetObjectArrayElement(scanResults, i, scanResult); |
| |
| ALOGD("Found AP %32s %s", results[i].ssid, bssid); |
| } |
| |
| reportEvent(env, mCls, "onHotlistApFound", "(I[Landroid/net/wifi/ScanResult;)V", |
| id, scanResults); |
| } |
| |
| static void onHotlistApLost(wifi_request_id id, |
| unsigned num_results, wifi_scan_result *results) { |
| |
| JNIEnv *env = NULL; |
| mVM->AttachCurrentThread(&env, NULL); |
| |
| ALOGD("onHotlistApLost called, vm = %p, obj = %p, env = %p, num_results = %d", |
| mVM, mCls, env, num_results); |
| |
| jclass clsScanResult = (env)->FindClass("android/net/wifi/ScanResult"); |
| if (clsScanResult == NULL) { |
| ALOGE("Error in accessing class"); |
| return; |
| } |
| |
| jobjectArray scanResults = env->NewObjectArray(num_results, clsScanResult, NULL); |
| if (scanResults == NULL) { |
| ALOGE("Error in allocating array"); |
| return; |
| } |
| |
| for (unsigned i = 0; i < num_results; i++) { |
| |
| jobject scanResult = createObject(env, "android/net/wifi/ScanResult"); |
| if (scanResult == NULL) { |
| ALOGE("Error in creating scan result"); |
| return; |
| } |
| |
| setStringField(env, scanResult, "SSID", results[i].ssid); |
| |
| char bssid[32]; |
| sprintf(bssid, "%02x:%02x:%02x:%02x:%02x:%02x", results[i].bssid[0], results[i].bssid[1], |
| results[i].bssid[2], results[i].bssid[3], results[i].bssid[4], results[i].bssid[5]); |
| |
| setStringField(env, scanResult, "BSSID", bssid); |
| |
| setIntField(env, scanResult, "level", results[i].rssi); |
| setIntField(env, scanResult, "frequency", results[i].channel); |
| setLongField(env, scanResult, "timestamp", results[i].ts); |
| |
| env->SetObjectArrayElement(scanResults, i, scanResult); |
| |
| ALOGD("Lost AP %32s %s", results[i].ssid, bssid); |
| } |
| |
| reportEvent(env, mCls, "onHotlistApLost", "(I[Landroid/net/wifi/ScanResult;)V", |
| id, scanResults); |
| } |
| |
| |
| static jboolean android_net_wifi_setHotlist( |
| JNIEnv *env, jclass cls, jint iface, jint id, jobject ap) { |
| |
| wifi_interface_handle handle = getIfaceHandle(env, cls, iface); |
| ALOGD("setting hotlist on interface[%d] = %p", iface, handle); |
| |
| wifi_bssid_hotlist_params params; |
| memset(¶ms, 0, sizeof(params)); |
| |
| params.lost_ap_sample_size = getIntField(env, ap, "apLostThreshold"); |
| |
| jobjectArray array = (jobjectArray) getObjectField(env, ap, |
| "bssidInfos", "[Landroid/net/wifi/WifiScanner$BssidInfo;"); |
| params.num_bssid = env->GetArrayLength(array); |
| |
| if (params.num_bssid == 0) { |
| ALOGE("Error in accesing array"); |
| return false; |
| } |
| |
| for (int i = 0; i < params.num_bssid; i++) { |
| jobject objAp = env->GetObjectArrayElement(array, i); |
| |
| jstring macAddrString = (jstring) getObjectField( |
| env, objAp, "bssid", "Ljava/lang/String;"); |
| if (macAddrString == NULL) { |
| ALOGE("Error getting bssid field"); |
| return false; |
| } |
| |
| const char *bssid = env->GetStringUTFChars(macAddrString, NULL); |
| if (bssid == NULL) { |
| ALOGE("Error getting bssid"); |
| return false; |
| } |
| parseMacAddress(bssid, params.ap[i].bssid); |
| |
| mac_addr addr; |
| memcpy(addr, params.ap[i].bssid, sizeof(mac_addr)); |
| |
| char bssidOut[32]; |
| sprintf(bssidOut, "%0x:%0x:%0x:%0x:%0x:%0x", addr[0], addr[1], |
| addr[2], addr[3], addr[4], addr[5]); |
| |
| ALOGD("Added bssid %s", bssidOut); |
| |
| params.ap[i].low = getIntField(env, objAp, "low"); |
| params.ap[i].high = getIntField(env, objAp, "high"); |
| } |
| |
| wifi_hotlist_ap_found_handler handler; |
| memset(&handler, 0, sizeof(handler)); |
| |
| handler.on_hotlist_ap_found = &onHotlistApFound; |
| handler.on_hotlist_ap_lost = &onHotlistApLost; |
| return hal_fn.wifi_set_bssid_hotlist(id, handle, params, handler) == WIFI_SUCCESS; |
| } |
| |
| static jboolean android_net_wifi_resetHotlist( |
| JNIEnv *env, jclass cls, jint iface, jint id) { |
| |
| wifi_interface_handle handle = getIfaceHandle(env, cls, iface); |
| ALOGD("resetting hotlist on interface[%d] = %p", iface, handle); |
| |
| return hal_fn.wifi_reset_bssid_hotlist(id, handle) == WIFI_SUCCESS; |
| } |
| |
| void onSignificantWifiChange(wifi_request_id id, |
| unsigned num_results, wifi_significant_change_result **results) { |
| JNIEnv *env = NULL; |
| mVM->AttachCurrentThread(&env, NULL); |
| |
| ALOGD("onSignificantWifiChange called, vm = %p, obj = %p, env = %p", mVM, mCls, env); |
| |
| jclass clsScanResult = (env)->FindClass("android/net/wifi/ScanResult"); |
| if (clsScanResult == NULL) { |
| ALOGE("Error in accessing class"); |
| return; |
| } |
| |
| jobjectArray scanResults = env->NewObjectArray(num_results, clsScanResult, NULL); |
| if (scanResults == NULL) { |
| ALOGE("Error in allocating array"); |
| return; |
| } |
| |
| for (unsigned i = 0; i < num_results; i++) { |
| |
| wifi_significant_change_result result = *(results[i]); |
| |
| jobject scanResult = createObject(env, "android/net/wifi/ScanResult"); |
| if (scanResult == NULL) { |
| ALOGE("Error in creating scan result"); |
| return; |
| } |
| |
| // setStringField(env, scanResult, "SSID", results[i].ssid); |
| |
| char bssid[32]; |
| sprintf(bssid, "%02x:%02x:%02x:%02x:%02x:%02x", result.bssid[0], result.bssid[1], |
| result.bssid[2], result.bssid[3], result.bssid[4], result.bssid[5]); |
| |
| setStringField(env, scanResult, "BSSID", bssid); |
| |
| setIntField(env, scanResult, "level", result.rssi[0]); |
| setIntField(env, scanResult, "frequency", result.channel); |
| // setLongField(env, scanResult, "timestamp", result.ts); |
| |
| env->SetObjectArrayElement(scanResults, i, scanResult); |
| } |
| |
| reportEvent(env, mCls, "onSignificantWifiChange", "(I[Landroid/net/wifi/ScanResult;)V", |
| id, scanResults); |
| |
| } |
| |
| static jboolean android_net_wifi_trackSignificantWifiChange( |
| JNIEnv *env, jclass cls, jint iface, jint id, jobject settings) { |
| |
| wifi_interface_handle handle = getIfaceHandle(env, cls, iface); |
| ALOGD("tracking significant wifi change on interface[%d] = %p", iface, handle); |
| |
| wifi_significant_change_params params; |
| memset(¶ms, 0, sizeof(params)); |
| |
| params.rssi_sample_size = getIntField(env, settings, "rssiSampleSize"); |
| params.lost_ap_sample_size = getIntField(env, settings, "lostApSampleSize"); |
| params.min_breaching = getIntField(env, settings, "minApsBreachingThreshold"); |
| |
| const char *bssid_info_array_type = "[Landroid/net/wifi/WifiScanner$BssidInfo;"; |
| jobjectArray bssids = (jobjectArray)getObjectField( |
| env, settings, "bssidInfos", bssid_info_array_type); |
| params.num_bssid = env->GetArrayLength(bssids); |
| |
| if (params.num_bssid == 0) { |
| ALOGE("Error in accessing array"); |
| return false; |
| } |
| |
| ALOGD("Initialized common fields %d, %d, %d, %d", params.rssi_sample_size, |
| params.lost_ap_sample_size, params.min_breaching, params.num_bssid); |
| |
| for (int i = 0; i < params.num_bssid; i++) { |
| jobject objAp = env->GetObjectArrayElement(bssids, i); |
| |
| jstring macAddrString = (jstring) getObjectField( |
| env, objAp, "bssid", "Ljava/lang/String;"); |
| if (macAddrString == NULL) { |
| ALOGE("Error getting bssid field"); |
| return false; |
| } |
| |
| const char *bssid = env->GetStringUTFChars(macAddrString, NULL); |
| if (bssid == NULL) { |
| ALOGE("Error getting bssid"); |
| return false; |
| } |
| |
| mac_addr addr; |
| parseMacAddress(bssid, addr); |
| memcpy(params.ap[i].bssid, addr, sizeof(mac_addr)); |
| |
| char bssidOut[32]; |
| sprintf(bssidOut, "%02x:%02x:%02x:%02x:%02x:%02x", addr[0], addr[1], |
| addr[2], addr[3], addr[4], addr[5]); |
| |
| params.ap[i].low = getIntField(env, objAp, "low"); |
| params.ap[i].high = getIntField(env, objAp, "high"); |
| |
| ALOGD("Added bssid %s, [%04d, %04d]", bssidOut, params.ap[i].low, params.ap[i].high); |
| } |
| |
| ALOGD("Added %d bssids", params.num_bssid); |
| |
| wifi_significant_change_handler handler; |
| memset(&handler, 0, sizeof(handler)); |
| |
| handler.on_significant_change = &onSignificantWifiChange; |
| return hal_fn.wifi_set_significant_change_handler(id, handle, params, handler) == WIFI_SUCCESS; |
| } |
| |
| static jboolean android_net_wifi_untrackSignificantWifiChange( |
| JNIEnv *env, jclass cls, jint iface, jint id) { |
| |
| wifi_interface_handle handle = getIfaceHandle(env, cls, iface); |
| ALOGD("resetting significant wifi change on interface[%d] = %p", iface, handle); |
| |
| return hal_fn.wifi_reset_significant_change_handler(id, handle) == WIFI_SUCCESS; |
| } |
| |
| wifi_iface_stat link_stat; |
| wifi_radio_stat radio_stat; // L release has support for only one radio |
| |
| void onLinkStatsResults(wifi_request_id id, wifi_iface_stat *iface_stat, |
| int num_radios, wifi_radio_stat *radio_stats) |
| { |
| if (iface_stat != 0) { |
| memcpy(&link_stat, iface_stat, sizeof(wifi_iface_stat)); |
| } else { |
| memset(&link_stat, 0, sizeof(wifi_iface_stat)); |
| } |
| |
| if (num_radios > 0 && radio_stats != 0) { |
| memcpy(&radio_stat, radio_stats, sizeof(wifi_radio_stat)); |
| } else { |
| memset(&radio_stat, 0, sizeof(wifi_radio_stat)); |
| } |
| } |
| |
| static jobject android_net_wifi_getLinkLayerStats (JNIEnv *env, jclass cls, jint iface) { |
| |
| wifi_stats_result_handler handler; |
| memset(&handler, 0, sizeof(handler)); |
| handler.on_link_stats_results = &onLinkStatsResults; |
| wifi_interface_handle handle = getIfaceHandle(env, cls, iface); |
| int result = hal_fn.wifi_get_link_stats(0, handle, handler); |
| if (result < 0) { |
| ALOGE("android_net_wifi_getLinkLayerStats: failed to get link statistics\n"); |
| return NULL; |
| } |
| |
| jobject wifiLinkLayerStats = createObject(env, "android/net/wifi/WifiLinkLayerStats"); |
| if (wifiLinkLayerStats == NULL) { |
| ALOGE("Error in allocating wifiLinkLayerStats"); |
| return NULL; |
| } |
| |
| setIntField(env, wifiLinkLayerStats, "beacon_rx", link_stat.beacon_rx); |
| setIntField(env, wifiLinkLayerStats, "rssi_mgmt", link_stat.rssi_mgmt); |
| setLongField(env, wifiLinkLayerStats, "rxmpdu_be", link_stat.ac[WIFI_AC_BE].rx_mpdu); |
| setLongField(env, wifiLinkLayerStats, "rxmpdu_bk", link_stat.ac[WIFI_AC_BK].rx_mpdu); |
| setLongField(env, wifiLinkLayerStats, "rxmpdu_vi", link_stat.ac[WIFI_AC_VI].rx_mpdu); |
| setLongField(env, wifiLinkLayerStats, "rxmpdu_vo", link_stat.ac[WIFI_AC_VO].rx_mpdu); |
| setLongField(env, wifiLinkLayerStats, "txmpdu_be", link_stat.ac[WIFI_AC_BE].tx_mpdu); |
| setLongField(env, wifiLinkLayerStats, "txmpdu_bk", link_stat.ac[WIFI_AC_BK].tx_mpdu); |
| setLongField(env, wifiLinkLayerStats, "txmpdu_vi", link_stat.ac[WIFI_AC_VI].tx_mpdu); |
| setLongField(env, wifiLinkLayerStats, "txmpdu_vo", link_stat.ac[WIFI_AC_VO].tx_mpdu); |
| setLongField(env, wifiLinkLayerStats, "lostmpdu_be", link_stat.ac[WIFI_AC_BE].mpdu_lost); |
| setLongField(env, wifiLinkLayerStats, "lostmpdu_bk", link_stat.ac[WIFI_AC_BK].mpdu_lost); |
| setLongField(env, wifiLinkLayerStats, "lostmpdu_vi", link_stat.ac[WIFI_AC_VI].mpdu_lost); |
| setLongField(env, wifiLinkLayerStats, "lostmpdu_vo", link_stat.ac[WIFI_AC_VO].mpdu_lost); |
| setLongField(env, wifiLinkLayerStats, "retries_be", link_stat.ac[WIFI_AC_BE].retries); |
| setLongField(env, wifiLinkLayerStats, "retries_bk", link_stat.ac[WIFI_AC_BK].retries); |
| setLongField(env, wifiLinkLayerStats, "retries_vi", link_stat.ac[WIFI_AC_VI].retries); |
| setLongField(env, wifiLinkLayerStats, "retries_vo", link_stat.ac[WIFI_AC_VO].retries); |
| |
| |
| setIntField(env, wifiLinkLayerStats, "on_time", radio_stat.on_time); |
| setIntField(env, wifiLinkLayerStats, "tx_time", radio_stat.tx_time); |
| setIntField(env, wifiLinkLayerStats, "rx_time", radio_stat.rx_time); |
| setIntField(env, wifiLinkLayerStats, "on_time_scan", radio_stat.on_time_scan); |
| |
| return wifiLinkLayerStats; |
| } |
| |
| static jint android_net_wifi_getSupportedFeatures(JNIEnv *env, jclass cls, jint iface) { |
| wifi_interface_handle handle = getIfaceHandle(env, cls, iface); |
| feature_set set = 0; |
| |
| wifi_error result = WIFI_SUCCESS; |
| /* |
| set = WIFI_FEATURE_INFRA |
| | WIFI_FEATURE_INFRA_5G |
| | WIFI_FEATURE_HOTSPOT |
| | WIFI_FEATURE_P2P |
| | WIFI_FEATURE_SOFT_AP |
| | WIFI_FEATURE_GSCAN |
| | WIFI_FEATURE_PNO |
| | WIFI_FEATURE_TDLS |
| | WIFI_FEATURE_EPR; |
| */ |
| |
| result = hal_fn.wifi_get_supported_feature_set(handle, &set); |
| if (result == WIFI_SUCCESS) { |
| ALOGD("wifi_get_supported_feature_set returned set = 0x%x", set); |
| return set; |
| } else { |
| ALOGD("wifi_get_supported_feature_set returned error = 0x%x", result); |
| return 0; |
| } |
| } |
| |
| static void onRttResults(wifi_request_id id, unsigned num_results, wifi_rtt_result* results[]) { |
| JNIEnv *env = NULL; |
| mVM->AttachCurrentThread(&env, NULL); |
| |
| ALOGD("onRttResults called, vm = %p, obj = %p, env = %p", mVM, mCls, env); |
| |
| jclass clsRttResult = (env)->FindClass("android/net/wifi/RttManager$RttResult"); |
| if (clsRttResult == NULL) { |
| ALOGE("Error in accessing class"); |
| return; |
| } |
| |
| jobjectArray rttResults = env->NewObjectArray(num_results, clsRttResult, NULL); |
| if (rttResults == NULL) { |
| ALOGE("Error in allocating array"); |
| return; |
| } |
| |
| for (unsigned i = 0; i < num_results; i++) { |
| |
| wifi_rtt_result *result = results[i]; |
| |
| jobject rttResult = createObject(env, "android/net/wifi/RttManager$RttResult"); |
| if (rttResult == NULL) { |
| ALOGE("Error in creating rtt result"); |
| return; |
| } |
| |
| char bssid[32]; |
| sprintf(bssid, "%02x:%02x:%02x:%02x:%02x:%02x", result->addr[0], result->addr[1], |
| result->addr[2], result->addr[3], result->addr[4], result->addr[5]); |
| |
| setStringField(env, rttResult, "bssid", bssid); |
| setIntField(env, rttResult, "burstNumber", result->burst_num); |
| setIntField(env, rttResult, "measurementFrameNumber", result->measurement_number); |
| setIntField(env, rttResult, "successMeasurementFrameNumber", result->success_number); |
| setIntField(env, rttResult, "frameNumberPerBurstPeer", result->number_per_burst_peer); |
| setIntField(env, rttResult, "status", result->status); |
| setIntField(env, rttResult, "measurementType", result->type); |
| setIntField(env, rttResult, "retryAfterDuration", result->retry_after_duration); |
| setLongField(env, rttResult, "ts", result->ts); |
| setIntField(env, rttResult, "rssi", result->rssi); |
| setIntField(env, rttResult, "rssiSpread", result->rssi_spread); |
| setIntField(env, rttResult, "txRate", result->tx_rate.bitrate); |
| setIntField(env, rttResult, "rxRate", result->rx_rate.bitrate); |
| setLongField(env, rttResult, "rtt", result->rtt); |
| setLongField(env, rttResult, "rttStandardDeviation", result->rtt_sd); |
| setIntField(env, rttResult, "distance", result->distance); |
| setIntField(env, rttResult, "distanceStandardDeviation", result->distance_sd); |
| setIntField(env, rttResult, "distanceSpread", result->distance_spread); |
| setIntField(env, rttResult, "burstDuration", result->burst_duration); |
| setIntField(env, rttResult, "negotiatedBurstNum", result->negotiated_burst_num); |
| jobject LCI = createObject(env, "android/net/wifi/RttManager$WifiInformationElement"); |
| if (result->LCI != NULL && result->LCI->len > 0) { |
| ALOGD("Add LCI in result"); |
| setByteField(env, LCI, "id", result->LCI->id); |
| jbyteArray elements = env->NewByteArray(result->LCI->len); |
| jbyte *bytes = (jbyte *)&(result->LCI->data[0]); |
| env->SetByteArrayRegion(elements, 0, result->LCI->len, bytes); |
| setObjectField(env, LCI, "data", "[B", elements); |
| env->DeleteLocalRef(elements); |
| } else { |
| ALOGD("No LCI in result"); |
| setByteField(env, LCI, "id", (byte)(0xff)); |
| } |
| setObjectField(env, rttResult, "LCI", |
| "Landroid/net/wifi/RttManager$WifiInformationElement;", LCI); |
| |
| jobject LCR = createObject(env, "android/net/wifi/RttManager$WifiInformationElement"); |
| if (result->LCR != NULL && result->LCR->len > 0) { |
| ALOGD("Add LCR in result"); |
| setByteField(env, LCR, "id", result->LCR->id); |
| jbyteArray elements = env->NewByteArray(result->LCI->len); |
| jbyte *bytes = (jbyte *)&(result->LCR->data[0]); |
| env->SetByteArrayRegion(elements, 0, result->LCI->len, bytes); |
| setObjectField(env, LCR, "data", "[B", elements); |
| env->DeleteLocalRef(elements); |
| } else { |
| ALOGD("No LCR in result"); |
| setByteField(env, LCR, "id", (byte)(0xff)); |
| } |
| setObjectField(env, rttResult, "LCR", |
| "Landroid/net/wifi/RttManager$WifiInformationElement;", LCR); |
| |
| env->SetObjectArrayElement(rttResults, i, rttResult); |
| env->DeleteLocalRef(LCI); |
| env->DeleteLocalRef(LCR); |
| env->DeleteLocalRef(rttResult); |
| } |
| |
| reportEvent(env, mCls, "onRttResults", "(I[Landroid/net/wifi/RttManager$RttResult;)V", |
| id, rttResults); |
| |
| //clean the local reference |
| env->DeleteLocalRef(rttResults); |
| env->DeleteLocalRef(clsRttResult); |
| |
| } |
| |
| const int MaxRttConfigs = 16; |
| |
| static jboolean android_net_wifi_requestRange( |
| JNIEnv *env, jclass cls, jint iface, jint id, jobject params) { |
| |
| wifi_interface_handle handle = getIfaceHandle(env, cls, iface); |
| ALOGD("sending rtt request [%d] = %p", id, handle); |
| |
| wifi_rtt_config configs[MaxRttConfigs]; |
| memset(&configs, 0, sizeof(configs)); |
| |
| int len = env->GetArrayLength((jobjectArray)params); |
| if (len > MaxRttConfigs) { |
| return false; |
| } |
| |
| for (int i = 0; i < len; i++) { |
| |
| jobject param = env->GetObjectArrayElement((jobjectArray)params, i); |
| if (param == NULL) { |
| ALOGD("could not get element %d", i); |
| continue; |
| } |
| |
| wifi_rtt_config &config = configs[i]; |
| |
| parseMacAddress(env, param, config.addr); |
| config.type = (wifi_rtt_type)getIntField(env, param, "requestType"); |
| config.peer = (rtt_peer_type)getIntField(env, param, "deviceType"); |
| config.channel.center_freq = getIntField(env, param, "frequency"); |
| config.channel.width = (wifi_channel_width) getIntField(env, param, "channelWidth"); |
| config.channel.center_freq0 = getIntField(env, param, "centerFreq0"); |
| config.channel.center_freq1 = getIntField(env, param, "centerFreq1"); |
| |
| config.num_burst = getIntField(env, param, "numberBurst"); |
| config.burst_period = (unsigned) getIntField(env, param, "interval"); |
| config.num_frames_per_burst = (unsigned) getIntField(env, param, "numSamplesPerBurst"); |
| config.num_retries_per_rtt_frame = (unsigned) getIntField(env, param, |
| "numRetriesPerMeasurementFrame"); |
| config.num_retries_per_ftmr = (unsigned) getIntField(env, param, "numRetriesPerFTMR"); |
| config.LCI_request = getBoolField(env, param, "LCIRequest") ? 1 : 0; |
| config.LCR_request = getBoolField(env, param, "LCRRequest") ? 1 : 0; |
| config.burst_duration = (unsigned) getIntField(env, param, "burstTimeout"); |
| config.preamble = (wifi_rtt_preamble) getIntField(env, param, "preamble"); |
| config.bw = (wifi_rtt_bw) getIntField(env, param, "bandwidth"); |
| |
| ALOGD("RTT request destination %d: type is %d, peer is %d, bw is %d, center_freq is %d ", i, |
| config.type,config.peer, config.channel.width, config.channel.center_freq0); |
| ALOGD("center_freq0 is %d, center_freq1 is %d, num_burst is %d,interval is %d", |
| config.channel.center_freq0, config.channel.center_freq1, config.num_burst, |
| config.burst_period); |
| ALOGD("frames_per_burst is %d, retries of measurement frame is %d, retries_per_ftmr is %d", |
| config.num_frames_per_burst, config.num_retries_per_rtt_frame, |
| config.num_retries_per_ftmr); |
| ALOGD("LCI_requestis %d, LCR_request is %d, burst_timeout is %d, preamble is %d, bw is %d", |
| config.LCI_request, config.LCR_request, config.burst_duration, config.preamble, |
| config.bw); |
| } |
| |
| wifi_rtt_event_handler handler; |
| handler.on_rtt_results = &onRttResults; |
| |
| return hal_fn.wifi_rtt_range_request(id, handle, len, configs, handler) == WIFI_SUCCESS; |
| } |
| |
| static jboolean android_net_wifi_cancelRange( |
| JNIEnv *env, jclass cls, jint iface, jint id, jobject params) { |
| |
| wifi_interface_handle handle = getIfaceHandle(env, cls, iface); |
| ALOGD("cancelling rtt request [%d] = %p", id, handle); |
| |
| mac_addr addrs[MaxRttConfigs]; |
| memset(&addrs, 0, sizeof(addrs)); |
| |
| int len = env->GetArrayLength((jobjectArray)params); |
| if (len > MaxRttConfigs) { |
| return false; |
| } |
| |
| for (int i = 0; i < len; i++) { |
| |
| jobject param = env->GetObjectArrayElement((jobjectArray)params, i); |
| if (param == NULL) { |
| ALOGD("could not get element %d", i); |
| continue; |
| } |
| |
| parseMacAddress(env, param, addrs[i]); |
| } |
| |
| return hal_fn.wifi_rtt_range_cancel(id, handle, len, addrs) == WIFI_SUCCESS; |
| } |
| |
| static jboolean android_net_wifi_setScanningMacOui(JNIEnv *env, jclass cls, |
| jint iface, jbyteArray param) { |
| |
| wifi_interface_handle handle = getIfaceHandle(env, cls, iface); |
| ALOGD("setting scan oui %p", handle); |
| |
| static const unsigned oui_len = 3; /* OUI is upper 3 bytes of mac_address */ |
| int len = env->GetArrayLength(param); |
| if (len != oui_len) { |
| ALOGE("invalid oui length %d", len); |
| return false; |
| } |
| |
| jbyte* bytes = env->GetByteArrayElements(param, NULL); |
| if (bytes == NULL) { |
| ALOGE("failed to get array"); |
| return false; |
| } |
| |
| return hal_fn.wifi_set_scanning_mac_oui(handle, (byte *)bytes) == WIFI_SUCCESS; |
| } |
| |
| static jintArray android_net_wifi_getValidChannels(JNIEnv *env, jclass cls, |
| jint iface, jint band) { |
| |
| wifi_interface_handle handle = getIfaceHandle(env, cls, iface); |
| ALOGD("getting valid channels %p", handle); |
| |
| static const int MaxChannels = 64; |
| wifi_channel channels[64]; |
| int num_channels = 0; |
| wifi_error result = hal_fn.wifi_get_valid_channels(handle, band, MaxChannels, |
| channels, &num_channels); |
| |
| if (result == WIFI_SUCCESS) { |
| jintArray channelArray = env->NewIntArray(num_channels); |
| if (channelArray == NULL) { |
| ALOGE("failed to allocate channel list"); |
| return NULL; |
| } |
| |
| env->SetIntArrayRegion(channelArray, 0, num_channels, channels); |
| return channelArray; |
| } else { |
| ALOGE("failed to get channel list : %d", result); |
| return NULL; |
| } |
| } |
| |
| static jboolean android_net_wifi_setDfsFlag(JNIEnv *env, jclass cls, jint iface, jboolean dfs) { |
| wifi_interface_handle handle = getIfaceHandle(env, cls, iface); |
| ALOGD("setting dfs flag to %s, %p", dfs ? "true" : "false", handle); |
| |
| u32 nodfs = dfs ? 0 : 1; |
| wifi_error result = hal_fn.wifi_set_nodfs_flag(handle, nodfs); |
| return result == WIFI_SUCCESS; |
| } |
| |
| static jobject android_net_wifi_get_rtt_capabilities(JNIEnv *env, jclass cls, jint iface) { |
| wifi_rtt_capabilities rtt_capabilities; |
| wifi_interface_handle handle = getIfaceHandle(env, cls, iface); |
| wifi_error ret = hal_fn.wifi_get_rtt_capabilities(handle, &rtt_capabilities); |
| |
| if(WIFI_SUCCESS == ret) { |
| jobject capabilities = createObject(env, "android/net/wifi/RttManager$RttCapabilities"); |
| setBooleanField(env, capabilities, "oneSidedRttSupported", |
| rtt_capabilities.rtt_one_sided_supported == 1); |
| setBooleanField(env, capabilities, "twoSided11McRttSupported", |
| rtt_capabilities.rtt_ftm_supported == 1); |
| setBooleanField(env, capabilities, "lciSupported", |
| rtt_capabilities.lci_support); |
| setBooleanField(env,capabilities, "lcrSupported", |
| rtt_capabilities.lcr_support); |
| setIntField(env, capabilities, "preambleSupported", |
| rtt_capabilities.preamble_support); |
| setIntField(env, capabilities, "bwSupported", |
| rtt_capabilities.bw_support); |
| ALOGD("One side RTT is: %s", rtt_capabilities.rtt_one_sided_supported ==1 ? "support" : |
| "not support"); |
| ALOGD("Two side RTT is: %s", rtt_capabilities.rtt_ftm_supported == 1 ? "support" : |
| "not support"); |
| ALOGD("LCR is: %s", rtt_capabilities.lcr_support == 1 ? "support" : "not support"); |
| |
| ALOGD("LCI is: %s", rtt_capabilities.lci_support == 1 ? "support" : "not support"); |
| |
| ALOGD("Support Preamble is : %d support BW is %d", rtt_capabilities.preamble_support, |
| rtt_capabilities.bw_support); |
| return capabilities; |
| } else { |
| return NULL; |
| } |
| } |
| |
| static jboolean android_net_wifi_set_Country_Code_Hal(JNIEnv *env,jclass cls, jint iface, |
| jstring country_code) { |
| |
| wifi_interface_handle handle = getIfaceHandle(env, cls, iface); |
| const char *country = env->GetStringUTFChars(country_code, NULL); |
| |
| ALOGD("set country code: %s", country); |
| wifi_error res = hal_fn.wifi_set_country_code(handle, country); |
| env->ReleaseStringUTFChars(country_code, country); |
| |
| return res == WIFI_SUCCESS; |
| } |
| |
| static jboolean android_net_wifi_enable_disable_tdls(JNIEnv *env,jclass cls, jint iface, |
| jboolean enable, jstring addr) { |
| wifi_interface_handle handle = getIfaceHandle(env, cls, iface); |
| |
| mac_addr address; |
| parseMacAddress(env, addr, address); |
| wifi_tdls_handler tdls_handler; |
| //tdls_handler.on_tdls_state_changed = &on_tdls_state_changed; |
| |
| if(enable) { |
| return (hal_fn.wifi_enable_tdls(handle, address, NULL, tdls_handler) == WIFI_SUCCESS); |
| } else { |
| return (hal_fn.wifi_disable_tdls(handle, address) == WIFI_SUCCESS); |
| } |
| } |
| |
| static void on_tdls_state_changed(mac_addr addr, wifi_tdls_status status) { |
| JNIEnv *env = NULL; |
| mVM->AttachCurrentThread(&env, NULL); |
| |
| ALOGD("on_tdls_state_changed is called: vm = %p, obj = %p, env = %p", mVM, mCls, env); |
| |
| char mac[32]; |
| sprintf(mac, "%02x:%02x:%02x:%02x:%02x:%02x", addr[0], addr[1], addr[2], addr[3], addr[4], |
| addr[5]); |
| |
| jstring mac_address = env->NewStringUTF(mac); |
| reportEvent(env, mCls, "onTdlsStatus", "(Ljava/lang/StringII;)V", |
| mac_address, status.state, status.reason); |
| |
| } |
| |
| static jobject android_net_wifi_get_tdls_status(JNIEnv *env,jclass cls, jint iface,jstring addr) { |
| wifi_interface_handle handle = getIfaceHandle(env, cls, iface); |
| |
| mac_addr address; |
| parseMacAddress(env, addr, address); |
| |
| wifi_tdls_status status; |
| |
| wifi_error ret; |
| ret = hal_fn.wifi_get_tdls_status(handle, address, &status ); |
| |
| if (ret != WIFI_SUCCESS) { |
| return NULL; |
| } else { |
| jobject tdls_status = createObject(env, "com/android/server/wifi/WifiNative$TdlsStatus"); |
| setIntField(env, tdls_status, "channel", status.channel); |
| setIntField(env, tdls_status, "global_operating_class", status.global_operating_class); |
| setIntField(env, tdls_status, "state", status.state); |
| setIntField(env, tdls_status, "reason", status.reason); |
| return tdls_status; |
| } |
| } |
| |
| static jobject android_net_wifi_get_tdls_capabilities(JNIEnv *env, jclass cls, jint iface) { |
| wifi_tdls_capabilities tdls_capabilities; |
| wifi_interface_handle handle = getIfaceHandle(env, cls, iface); |
| wifi_error ret = hal_fn.wifi_get_tdls_capabilities(handle, &tdls_capabilities); |
| |
| if(WIFI_SUCCESS == ret) { |
| jobject capabilities = createObject(env, |
| "com/android/server/wifi/WifiNative$TdlsCapabilities"); |
| setIntField(env, capabilities, "maxConcurrentTdlsSessionNumber", |
| tdls_capabilities.max_concurrent_tdls_session_num); |
| setBooleanField(env, capabilities, "isGlobalTdlsSupported", |
| tdls_capabilities.is_global_tdls_supported == 1); |
| setBooleanField(env, capabilities, "isPerMacTdlsSupported", |
| tdls_capabilities.is_per_mac_tdls_supported == 1); |
| setBooleanField(env,capabilities, "isOffChannelTdlsSupported", |
| tdls_capabilities.is_off_channel_tdls_supported); |
| |
| ALOGD("TDLS Max Concurrent Tdls Session Number is: %d", |
| tdls_capabilities.max_concurrent_tdls_session_num); |
| ALOGD("Global Tdls is: %s", tdls_capabilities.is_global_tdls_supported == 1 ? "support" : |
| "not support"); |
| ALOGD("Per Mac Tdls is: %s", tdls_capabilities.is_per_mac_tdls_supported == 1 ? "support" : |
| "not support"); |
| ALOGD("Off Channel Tdls is: %s", tdls_capabilities.is_off_channel_tdls_supported == 1 ? |
| "support" : "not support"); |
| |
| return capabilities; |
| } else { |
| return NULL; |
| } |
| } |
| |
| // ---------------------------------------------------------------------------- |
| // Debug framework |
| // ---------------------------------------------------------------------------- |
| |
| static void onRingBufferData(char * ring_name, char * buffer, |
| int buffer_size, wifi_ring_buffer_status *status) { |
| JNIEnv *env = NULL; |
| mVM->AttachCurrentThread(&env, NULL); |
| |
| ALOGD("onRingBufferData called, vm = %p, obj = %p, env = %p", mVM, mCls, env); |
| |
| reportEvent(env, mCls, "onDataAvailable", "(I[Landroid/net/wifi/WiFiLogger$LogData;)V", |
| 0, 0); |
| } |
| |
| static jint android_net_wifi_get_supported_logger_feature(JNIEnv *env, jclass cls, jint iface){ |
| //Not implemented yet |
| wifi_interface_handle handle = getIfaceHandle(env, cls, iface); |
| return -1; |
| } |
| |
| static jobject android_net_wifi_get_driver_version(JNIEnv *env, jclass cls, jint iface) { |
| //Need to be fixed. The memory should be allocated from lower layer |
| //char *buffer = NULL; |
| int buffer_length = 256; |
| char *buffer = (char *)malloc(buffer_length); |
| if (!buffer) return NULL; |
| memset(buffer, 0, buffer_length); |
| wifi_interface_handle handle = getIfaceHandle(env, cls, iface); |
| |
| ALOGD("android_net_wifi_get_driver_version = %p", handle); |
| |
| if (handle == 0) { |
| return NULL; |
| } |
| |
| wifi_error result = hal_fn.wifi_get_driver_version(handle, buffer, buffer_length); |
| |
| if (result == WIFI_SUCCESS) { |
| ALOGD("buffer is %p, length is %d", buffer, buffer_length); |
| jstring driver_version = env->NewStringUTF(buffer); |
| free(buffer); |
| return driver_version; |
| } else { |
| ALOGD("Fail to get driver version"); |
| return NULL; |
| } |
| } |
| |
| static jobject android_net_wifi_get_firmware_version(JNIEnv *env, jclass cls, jint iface) { |
| |
| //char *buffer = NULL; |
| int buffer_length = 256; |
| char *buffer = (char *)malloc(buffer_length); |
| if (!buffer) return NULL; |
| memset(buffer, 0, buffer_length); |
| wifi_interface_handle handle = getIfaceHandle(env, cls, iface); |
| |
| ALOGD("android_net_wifi_get_firmware_version = %p", handle); |
| |
| if (handle == 0) { |
| return NULL; |
| } |
| |
| wifi_error result = hal_fn.wifi_get_firmware_version(handle, buffer, buffer_length); |
| |
| if (result == WIFI_SUCCESS) { |
| ALOGD("buffer is %p, length is %d", buffer, buffer_length); |
| jstring firmware_version = env->NewStringUTF(buffer); |
| free(buffer); |
| return firmware_version; |
| } else { |
| ALOGD("Fail to get Firmware version"); |
| return NULL; |
| } |
| } |
| |
| static jobject android_net_wifi_get_ring_buffer_status (JNIEnv *env, jclass cls, jint iface) { |
| |
| wifi_interface_handle handle = getIfaceHandle(env, cls, iface); |
| |
| ALOGD(" android_net_wifi_get_ring_buffer_status = %p", handle); |
| |
| if (handle == 0) { |
| return NULL; |
| } |
| |
| //wifi_ring_buffer_status *status = NULL; |
| u32 num_rings = 10; |
| wifi_ring_buffer_status *status = |
| (wifi_ring_buffer_status *)malloc(sizeof(wifi_ring_buffer_status) * num_rings); |
| if (!status) return NULL; |
| memset(status, 0, sizeof(wifi_ring_buffer_status) * num_rings); |
| wifi_error result = hal_fn.wifi_get_ring_buffers_status(handle, &num_rings, status); |
| if (result == WIFI_SUCCESS) { |
| ALOGD("status is %p, number is %d", status, num_rings); |
| jclass clsRingBufferStatus = |
| (env)->FindClass("com/android/server/wifi/WifiLogger$RingBufferStatus"); |
| if (clsRingBufferStatus == NULL) { |
| ALOGE("Error in accessing class"); |
| free(status); |
| return NULL; |
| } |
| jobjectArray ringBuffersStatus = env->NewObjectArray(num_rings,clsRingBufferStatus, NULL); |
| wifi_ring_buffer_status *tmp = status; |
| |
| for(u32 i = 0; i < num_rings; i++, tmp++) { |
| jobject ringStatus = createObject(env, |
| "com/android/server/wifi/WifiLogger$RingBufferStatus"); |
| if (ringStatus == NULL) { |
| ALOGE("Error in creating ringBufferStatus"); |
| free(status); |
| return NULL; |
| } |
| char name[32]; |
| for(int j = 0; j < 32; j++) { |
| name[j] = tmp->name[j]; |
| } |
| setStringField(env, ringStatus, "name", name); |
| setIntField(env, ringStatus, "flag", tmp->flags); |
| setIntField(env, ringStatus, "ringBufferId", tmp->ring_id); |
| setIntField(env, ringStatus, "ringBufferByteSize", tmp->ring_buffer_byte_size); |
| setIntField(env, ringStatus, "verboseLevel", tmp->verbose_level); |
| setIntField(env, ringStatus, "writtenBytes", tmp->written_bytes); |
| setIntField(env, ringStatus, "readBytes", tmp->read_bytes); |
| setIntField(env, ringStatus, "writtenRecords", tmp->written_records); |
| env->SetObjectArrayElement(ringBuffersStatus, i, ringStatus); |
| } |
| free(status); |
| return ringBuffersStatus; |
| } else { |
| free(status); |
| return NULL; |
| } |
| } |
| |
| static void on_ring_buffer_data(char *ring_name, char *buffer, int buffer_size, |
| wifi_ring_buffer_status *status) { |
| if (!ring_name || !buffer || !status || buffer_size <= sizeof(wifi_ring_buffer_entry)) { |
| ALOGE("Error input for on_ring_buffer_data!"); |
| } |
| JNIEnv *env = NULL; |
| mVM->AttachCurrentThread(&env, NULL); |
| ALOGD("on_ring_buffer_data called, vm = %p, obj = %p, env = %p buffer size = %d", mVM, |
| mCls, env, buffer_size); |
| |
| jobject wifiLoggerEvent = createObject(env, |
| "com/android/server/wifi/WifiNative$WifiLoggerEvent"); |
| |
| //jstring reportBuffer = env->NewStringUTF(buffer); |
| //setStringField(env, wifiLoggerEvent, "buffer", buffer); |
| |
| jobject ringStatus = createObject(env, |
| "com/android/server/wifi/WifiLogger$RingBufferStatus"); |
| if (status == NULL) { |
| ALOGE("Error in creating ringBufferStatus"); |
| return; |
| } |
| |
| char name[32]; |
| for(int j = 0; j < 32; j++) { |
| name[j] = status->name[j]; |
| } |
| setStringField(env, ringStatus, "name", name); |
| setIntField(env, ringStatus, "flag", status->flags); |
| setIntField(env, ringStatus, "ringBufferId", status->ring_id); |
| setIntField(env, ringStatus, "ringBufferByteSize", status->ring_buffer_byte_size); |
| setIntField(env, ringStatus, "verboseLevel", status->verbose_level); |
| setIntField(env, ringStatus, "writtenBytes", status->written_bytes); |
| setIntField(env, ringStatus, "readBytes", status->read_bytes); |
| setIntField(env, ringStatus, "writtenRecords", status->written_records); |
| setObjectField(env, wifiLoggerEvent, "status", |
| "Lcom/android/server/wifi/WifiLogger$RingBufferStatus;", ringStatus); |
| //set entry |
| wifi_ring_buffer_entry *buffer_entry = (wifi_ring_buffer_entry *) buffer; |
| setIntField(env,wifiLoggerEvent, "entrySize", buffer_entry->entry_size); |
| setIntField(env,wifiLoggerEvent, "flags", buffer_entry->flags); |
| setIntField(env,wifiLoggerEvent, "type", buffer_entry->type); |
| setLongField(env,wifiLoggerEvent, "timestamp", buffer_entry->timestamp); |
| //set records |
| int record_size = buffer_size - sizeof(wifi_ring_buffer_entry); |
| if (buffer_entry->entry_size > 0) { |
| jbyteArray records = env->NewByteArray(buffer_entry->entry_size); |
| jbyte *bytes = (jbyte *) (buffer_entry + 1); |
| env->SetByteArrayRegion(records, 0, buffer_entry->entry_size, bytes); |
| setObjectField(env,wifiLoggerEvent, "entry", "[B", records); |
| env->DeleteLocalRef(records); |
| } |
| |
| reportEvent(env, mCls,"onWifiLoggerEvent", |
| "(Lcom/android/server/wifi/WifiNative$WifiLoggerEvent;)V", wifiLoggerEvent); |
| |
| env->DeleteLocalRef(ringStatus); |
| env->DeleteLocalRef(wifiLoggerEvent); |
| } |
| |
| static void on_alert_data(wifi_request_id id, char *buffer, int buffer_size, int err_code){ |
| JNIEnv *env = NULL; |
| mVM->AttachCurrentThread(&env, NULL); |
| ALOGD(" on_alert_data called, vm = %p, obj = %p, env = %p buffer_size = %d, error code = %d" |
| , mVM, mCls, env, buffer_size, err_code); |
| |
| if (buffer_size > 0) { |
| jbyteArray records = env->NewByteArray(buffer_size); |
| jbyte *bytes = (jbyte *) buffer; |
| env->SetByteArrayRegion(records, 0,buffer_size, bytes); |
| reportEvent(env, mCls,"onWifiAlert","([B;I)V", records, err_code); |
| env->DeleteLocalRef(records); |
| } else { |
| reportEvent(env, mCls,"onWifiAlert","([B;I)V", NULL, err_code); |
| } |
| } |
| |
| static jboolean android_net_wifi_start_logging_ring_buffer(JNIEnv *env, jclass cls, jint iface, |
| jint verbose_level,jint flags, jint max_interval,jint min_data_size, jstring ring_name) { |
| |
| wifi_interface_handle handle = getIfaceHandle(env, cls, iface); |
| |
| ALOGD("android_net_wifi_start_logging_ring_buffer = %p", handle); |
| |
| if (handle == 0) { |
| return false; |
| } |
| |
| //set logging handler |
| |
| //initialize the handler on first time |
| wifi_ring_buffer_data_handler handler; |
| handler.on_ring_buffer_data = &on_ring_buffer_data; |
| int result = hal_fn.wifi_set_log_handler(0, handle, handler); |
| if (result != WIFI_SUCCESS) { |
| ALOGE("Fail to set logging handler"); |
| return false; |
| } else { |
| ALOGE(" Successfully set on_ring_buffer_data"); |
| } |
| //set alter handler |
| wifi_alert_handler alert_handler; |
| alert_handler.on_alert = &on_alert_data; |
| result = hal_fn.wifi_set_alert_handler(0, handle, alert_handler); |
| if (result != WIFI_SUCCESS) { |
| ALOGE(" Fail to set logging handler"); |
| return false; |
| } else { |
| ALOGE(" Successfully set on_alert"); |
| } |
| |
| |
| const char* ring_name_const_char = env->GetStringUTFChars(ring_name, JNI_FALSE); |
| int len; |
| for(len = 0; ring_name_const_char[len] != 0; len++); |
| |
| char* ring_name_char = (char*) malloc(len+1); |
| memcpy(ring_name_char, ring_name_const_char, len+1); |
| |
| int ret = hal_fn.wifi_start_logging(handle, verbose_level, flags, max_interval, min_data_size, |
| ring_name_char); |
| |
| if (ret != WIFI_SUCCESS) { |
| ALOGE("Fail to start logging for ring %s", ring_name); |
| } else { |
| ALOGD("start logging for ring %s", ring_name); |
| } |
| env->ReleaseStringUTFChars(ring_name, ring_name_char); |
| return ret == WIFI_SUCCESS; |
| } |
| |
| static jboolean android_net_wifi_get_ring_buffer_data(JNIEnv *env, jclass cls, jint iface, |
| jstring ring_name) { |
| wifi_interface_handle handle = getIfaceHandle(env, cls, iface); |
| ALOGD("android_net_wifi_get_ring_buffer_data = %p", handle); |
| |
| |
| const char* ring_name_const_char = env->GetStringUTFChars(ring_name, JNI_FALSE); |
| int len; |
| for(len = 0; ring_name_const_char[len] != 0; len++); |
| char* ring_name_char = (char*) malloc(len+1); |
| memcpy(ring_name_char, ring_name_const_char, len+1); |
| |
| int result = hal_fn.wifi_get_ring_data(handle, ring_name_char); |
| |
| if (result == WIFI_SUCCESS) |
| ALOGD("Get Ring data command success\n"); |
| else |
| ALOGE("Failed to execute get ring data command\n"); |
| |
| env->ReleaseStringUTFChars(ring_name, ring_name_char); |
| return result == WIFI_SUCCESS; |
| } |
| |
| |
| void on_firmware_memory_dump(char *buffer, int buffer_size) { |
| JNIEnv *env = NULL; |
| mVM->AttachCurrentThread(&env, NULL); |
| ALOGD("on_firmware_memory_dump called, vm = %p, obj = %p, env = %p buffer_size = %d" |
| , mVM, mCls, env, buffer_size); |
| |
| if (buffer_size > 0) { |
| jbyteArray dump = env->NewByteArray(buffer_size); |
| jbyte *bytes = (jbyte *) (buffer); |
| env->SetByteArrayRegion(dump, 0, buffer_size, bytes); |
| reportEvent(env, mCls,"onWifiFwMemoryAvailable","([B)V", dump); |
| env->DeleteLocalRef(dump); |
| } |
| |
| } |
| |
| static jboolean android_net_wifi_get_fw_memory_dump(JNIEnv *env, jclass cls, jint iface){ |
| wifi_interface_handle handle = getIfaceHandle(env, cls, iface); |
| ALOGD("android_net_wifi_get_fw_memory_dump = %p", handle); |
| |
| if (handle == NULL) { |
| ALOGE("Can not get wifi_interface_handle"); |
| return false; |
| } |
| |
| wifi_firmware_memory_dump_handler fw_dump_handle; |
| fw_dump_handle.on_firmware_memory_dump = on_firmware_memory_dump; |
| int result = hal_fn.wifi_get_firmware_memory_dump(handle, fw_dump_handle); |
| return result == WIFI_SUCCESS; |
| |
| } |
| |
| // ---------------------------------------------------------------------------- |
| // ePno framework |
| // ---------------------------------------------------------------------------- |
| |
| |
| static void onPnoNetworkFound(wifi_request_id id, |
| unsigned num_results, wifi_scan_result *results) { |
| JNIEnv *env = NULL; |
| mVM->AttachCurrentThread(&env, NULL); |
| |
| ALOGD("onPnoNetworkFound called, vm = %p, obj = %p, env = %p, num_results %u", |
| mVM, mCls, env, num_results); |
| |
| if (results == 0 || num_results == 0) { |
| ALOGE("onPnoNetworkFound: Error no results"); |
| return; |
| } |
| |
| jobject scanResult; |
| jbyte *bytes; |
| jobjectArray scanResults; |
| //jbyteArray elements; |
| |
| for (unsigned i=0; i<num_results; i++) { |
| |
| scanResult = createScanResult(env, &results[i]); |
| if (i == 0) { |
| scanResults = env->NewObjectArray(num_results, |
| env->FindClass("android/net/wifi/ScanResult"), scanResult); |
| if (scanResults == 0) { |
| ALOGD("cant allocate array"); |
| } else { |
| ALOGD("allocated array %u", env->GetArrayLength(scanResults)); |
| } |
| } else { |
| env->SetObjectArrayElement(scanResults, i, scanResult); |
| } |
| |
| ALOGD("Scan result with ie length %d, i %u, <%s> rssi=%d %02x:%02x:%02x:%02x:%02x:%02x", |
| results->ie_length, i, results[i].ssid, results[i].rssi, results[i].bssid[0], |
| results[i].bssid[1],results[i].bssid[2], results[i].bssid[3], results[i].bssid[4], |
| results[i].bssid[5]); |
| |
| /*elements = env->NewByteArray(results->ie_length); |
| if (elements == NULL) { |
| ALOGE("Error in allocating array"); |
| return; |
| }*/ |
| |
| //ALOGD("onPnoNetworkFound: Setting byte array"); |
| |
| //bytes = (jbyte *)&(results->ie_data[0]); |
| //env->SetByteArrayRegion(elements, 0, results->ie_length, bytes); |
| |
| //ALOGD("onPnoNetworkFound: Returning result"); |
| } |
| |
| |
| ALOGD("calling report"); |
| |
| reportEvent(env, mCls, "onPnoNetworkFound", "(I[Landroid/net/wifi/ScanResult;)V", id, |
| scanResults); |
| ALOGD("free ref"); |
| |
| env->DeleteLocalRef(scanResults); |
| //env->DeleteLocalRef(elements); |
| } |
| |
| static jboolean android_net_wifi_setPnoListNative( |
| JNIEnv *env, jclass cls, jint iface, jint id, jobject list) { |
| |
| wifi_epno_handler handler; |
| handler.on_network_found = &onPnoNetworkFound; |
| |
| wifi_interface_handle handle = getIfaceHandle(env, cls, iface); |
| ALOGD("configure ePno list request [%d] = %p", id, handle); |
| |
| if (list == NULL) { |
| // stop pno |
| int result = hal_fn.wifi_set_epno_list(id, handle, 0, NULL, handler); |
| ALOGE(" setPnoListNative: STOP result = %d", result); |
| return result; |
| } |
| |
| wifi_epno_network net_list[MAX_PNO_SSID]; |
| memset(&net_list, 0, sizeof(net_list)); |
| |
| size_t len = env->GetArrayLength((jobjectArray)list); |
| if (len > (size_t)MAX_PNO_SSID) { |
| return false; |
| } |
| |
| for (unsigned int i = 0; i < len; i++) { |
| |
| jobject pno_net = env->GetObjectArrayElement((jobjectArray)list, i); |
| if (pno_net == NULL) { |
| ALOGD("setPnoListNative: could not get element %d", i); |
| continue; |
| } |
| |
| jstring sssid = (jstring) getObjectField( |
| env, pno_net, "SSID", "Ljava/lang/String;"); |
| if (sssid == NULL) { |
| ALOGE("Error setPnoListNative: getting ssid field"); |
| return false; |
| } |
| |
| const char *ssid = env->GetStringUTFChars(sssid, NULL); |
| if (ssid == NULL) { |
| ALOGE("Error setPnoListNative: getting ssid"); |
| return false; |
| } |
| int ssid_len = strnlen((const char*)ssid, 33); |
| if (ssid_len > 32) { |
| ALOGE("Error setPnoListNative: long ssid %u", strnlen((const char*)ssid, 256)); |
| return false; |
| } |
| if (ssid_len > 1 && ssid[0] == '"' && ssid[ssid_len-1]) |
| { |
| // strip leading and trailing '"' |
| ssid++; |
| ssid_len-=2; |
| } |
| if (ssid_len == 0) { |
| ALOGE("Error setPnoListNative: zero length ssid, skip it"); |
| continue; |
| } |
| memcpy(net_list[i].ssid, ssid, ssid_len); |
| |
| int rssit = getIntField(env, pno_net, "rssi_threshold"); |
| net_list[i].rssi_threshold = (byte)rssit; |
| int a = getIntField(env, pno_net, "auth"); |
| net_list[i].auth_bit_field = a; |
| int f = getIntField(env, pno_net, "flags"); |
| net_list[i].flags = f; |
| ALOGE(" setPnoListNative: idx %u rssi %d/%d auth %x/%x flags %x/%x [%s]", i, |
| (signed byte)net_list[i].rssi_threshold, net_list[i].rssi_threshold, |
| net_list[i].auth_bit_field, a, net_list[i].flags, f, net_list[i].ssid); |
| } |
| |
| int result = hal_fn.wifi_set_epno_list(id, handle, len, net_list, handler); |
| ALOGE(" setPnoListNative: result %d", result); |
| |
| return result >= 0; |
| } |
| |
| static jboolean android_net_wifi_setLazyRoam( |
| JNIEnv *env, jclass cls, jint iface, jint id, jboolean enabled, jobject roam_param) { |
| |
| jboolean status = true; |
| wifi_roam_params params; |
| memset(¶ms, 0, sizeof(params)); |
| |
| wifi_interface_handle handle = getIfaceHandle(env, cls, iface); |
| ALOGD("configure lazy roam request [%d] = %p", id, handle); |
| |
| if (roam_param != NULL) { |
| params.A_band_boost_threshold = getIntField(env, roam_param, "A_band_boost_threshold"); |
| params.A_band_penalty_threshold = getIntField(env, roam_param, "A_band_penalty_threshold"); |
| params.A_band_boost_factor = getIntField(env, roam_param, "A_band_boost_factor"); |
| params.A_band_penalty_factor = getIntField(env, roam_param, "A_band_penalty_factor"); |
| params.A_band_max_boost = getIntField(env, roam_param, "A_band_max_boost"); |
| params.lazy_roam_hysteresis = getIntField(env, roam_param, "lazy_roam_hysteresis"); |
| params.alert_roam_rssi_trigger = getIntField(env, roam_param, "alert_roam_rssi_trigger"); |
| status = hal_fn.wifi_set_gscan_roam_params(id, handle, ¶ms); |
| } |
| if (status) { |
| int doEnable = enabled ? 1 : 0; |
| status = hal_fn.wifi_enable_lazy_roam(id, handle, doEnable); |
| } |
| ALOGE("android_net_wifi_setLazyRoam\n"); |
| return status; |
| } |
| |
| // ---------------------------------------------------------------------------- |
| |
| /* |
| * JNI registration. |
| */ |
| static JNINativeMethod gWifiMethods[] = { |
| /* name, signature, funcPtr */ |
| |
| { "loadDriver", "()Z", (void *)android_net_wifi_loadDriver }, |
| { "isDriverLoaded", "()Z", (void *)android_net_wifi_isDriverLoaded }, |
| { "unloadDriver", "()Z", (void *)android_net_wifi_unloadDriver }, |
| { "startSupplicant", "(Z)Z", (void *)android_net_wifi_startSupplicant }, |
| { "killSupplicant", "(Z)Z", (void *)android_net_wifi_killSupplicant }, |
| { "connectToSupplicantNative", "()Z", (void *)android_net_wifi_connectToSupplicant }, |
| { "closeSupplicantConnectionNative", "()V", |
| (void *)android_net_wifi_closeSupplicantConnection }, |
| { "waitForEventNative", "()Ljava/lang/String;", (void*)android_net_wifi_waitForEvent }, |
| { "doBooleanCommandNative", "(Ljava/lang/String;)Z", (void*)android_net_wifi_doBooleanCommand }, |
| { "doIntCommandNative", "(Ljava/lang/String;)I", (void*)android_net_wifi_doIntCommand }, |
| { "doStringCommandNative", "(Ljava/lang/String;)Ljava/lang/String;", |
| (void*) android_net_wifi_doStringCommand }, |
| { "startHalNative", "()Z", (void*) android_net_wifi_startHal }, |
| { "stopHalNative", "()V", (void*) android_net_wifi_stopHal }, |
| { "waitForHalEventNative", "()V", (void*) android_net_wifi_waitForHalEvents }, |
| { "getInterfacesNative", "()I", (void*) android_net_wifi_getInterfaces}, |
| { "getInterfaceNameNative", "(I)Ljava/lang/String;", (void*) android_net_wifi_getInterfaceName}, |
| { "getScanCapabilitiesNative", "(ILcom/android/server/wifi/WifiNative$ScanCapabilities;)Z", |
| (void *) android_net_wifi_getScanCapabilities}, |
| { "startScanNative", "(IILcom/android/server/wifi/WifiNative$ScanSettings;)Z", |
| (void*) android_net_wifi_startScan}, |
| { "stopScanNative", "(II)Z", (void*) android_net_wifi_stopScan}, |
| { "getScanResultsNative", "(IZ)[Landroid/net/wifi/WifiScanner$ScanData;", |
| (void *) android_net_wifi_getScanResults}, |
| { "setHotlistNative", "(IILandroid/net/wifi/WifiScanner$HotlistSettings;)Z", |
| (void*) android_net_wifi_setHotlist}, |
| { "resetHotlistNative", "(II)Z", (void*) android_net_wifi_resetHotlist}, |
| { "trackSignificantWifiChangeNative", "(IILandroid/net/wifi/WifiScanner$WifiChangeSettings;)Z", |
| (void*) android_net_wifi_trackSignificantWifiChange}, |
| { "untrackSignificantWifiChangeNative", "(II)Z", |
| (void*) android_net_wifi_untrackSignificantWifiChange}, |
| { "getWifiLinkLayerStatsNative", "(I)Landroid/net/wifi/WifiLinkLayerStats;", |
| (void*) android_net_wifi_getLinkLayerStats}, |
| { "getSupportedFeatureSetNative", "(I)I", |
| (void*) android_net_wifi_getSupportedFeatures}, |
| { "requestRangeNative", "(II[Landroid/net/wifi/RttManager$RttParams;)Z", |
| (void*) android_net_wifi_requestRange}, |
| { "cancelRangeRequestNative", "(II[Landroid/net/wifi/RttManager$RttParams;)Z", |
| (void*) android_net_wifi_cancelRange}, |
| { "setScanningMacOuiNative", "(I[B)Z", (void*) android_net_wifi_setScanningMacOui}, |
| { "getChannelsForBandNative", "(II)[I", (void*) android_net_wifi_getValidChannels}, |
| { "setDfsFlagNative", "(IZ)Z", (void*) android_net_wifi_setDfsFlag}, |
| { "toggleInterfaceNative", "(I)Z", (void*) android_net_wifi_toggle_interface}, |
| { "getRttCapabilitiesNative", "(I)Landroid/net/wifi/RttManager$RttCapabilities;", |
| (void*) android_net_wifi_get_rtt_capabilities}, |
| {"setCountryCodeHalNative", "(ILjava/lang/String;)Z", |
| (void*) android_net_wifi_set_Country_Code_Hal}, |
| { "setPnoListNative", "(II[Lcom/android/server/wifi/WifiNative$WifiPnoNetwork;)Z", |
| (void*) android_net_wifi_setPnoListNative}, |
| {"enableDisableTdlsNative", "(IZLjava/lang/String;)Z", |
| (void*) android_net_wifi_enable_disable_tdls}, |
| {"getTdlsStatusNative", "(ILjava/lang/String;)Lcom/android/server/wifi/WifiNative$TdlsStatus;", |
| (void*) android_net_wifi_get_tdls_status}, |
| {"getTdlsCapabilitiesNative", "(I)Lcom/android/server/wifi/WifiNative$TdlsCapabilities;", |
| (void*) android_net_wifi_get_tdls_capabilities}, |
| {"getSupportedLoggerFeatureSetNative","(I)I", |
| (void*) android_net_wifi_get_supported_logger_feature}, |
| {"getDriverVersionNative", "(I)Ljava/lang/String;", |
| (void*) android_net_wifi_get_driver_version}, |
| {"getFirmwareVersionNative", "(I)Ljava/lang/String;", |
| (void*) android_net_wifi_get_firmware_version}, |
| {"getRingBufferStatusNative", "(I)[Lcom/android/server/wifi/WifiLogger$RingBufferStatus;", |
| (void*) android_net_wifi_get_ring_buffer_status}, |
| {"startLoggingRingBufferNative", "(IIIIILjava/lang/String;)Z", |
| (void*) android_net_wifi_start_logging_ring_buffer}, |
| {"getRingBufferDataNative", "(ILjava/lang/String;)Z", |
| (void*) android_net_wifi_get_ring_buffer_data}, |
| {"getFwMemoryDumpNative","(I)Z", (void*) android_net_wifi_get_fw_memory_dump}, |
| { "setLazyRoam", "(IIZLcom/android/server/wifi/WifiNative$WifiLazyRoamParams;)Z", |
| (void*) android_net_wifi_setLazyRoam} |
| }; |
| |
| int register_android_net_wifi_WifiNative(JNIEnv* env) { |
| return AndroidRuntime::registerNativeMethods(env, |
| "com/android/server/wifi/WifiNative", gWifiMethods, NELEM(gWifiMethods)); |
| } |
| |
| |
| /* User to register native functions */ |
| extern "C" |
| jint Java_com_android_server_wifi_WifiNative_registerNatives(JNIEnv* env, jclass clazz) { |
| return AndroidRuntime::registerNativeMethods(env, |
| "com/android/server/wifi/WifiNative", gWifiMethods, NELEM(gWifiMethods)); |
| } |
| |
| }; // namespace android |
