com_android_server_wifi_WifiNative.cpp revision 777615c033c788f83619e6494a13c8cb55fa6648
1/* 2 * Copyright 2008, The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17#define LOG_TAG "wifi" 18 19#include "jni.h" 20#include <ScopedUtfChars.h> 21#include <utils/misc.h> 22#include <android_runtime/AndroidRuntime.h> 23#include <utils/Log.h> 24#include <utils/String16.h> 25#include <ctype.h> 26#include <sys/socket.h> 27#include <linux/if.h> 28#include "wifi.h" 29#include "wifi_hal.h" 30#include "jni_helper.h" 31#include "rtt.h" 32#include "wifi_hal_stub.h" 33#define REPLY_BUF_SIZE 4096 // wpa_supplicant's maximum size. 34#define EVENT_BUF_SIZE 2048 35 36namespace android { 37 38static jint DBG = false; 39 40//Please put all HAL function call here and call from the function table instead of directly call 41static wifi_hal_fn hal_fn; 42int init_wifi_hal_func_table(wifi_hal_fn *hal_fn) { 43 if (hal_fn == NULL) { 44 return -1; 45 } 46 hal_fn->wifi_initialize = wifi_initialize_stub; 47 hal_fn->wifi_cleanup = wifi_cleanup_stub; 48 hal_fn->wifi_event_loop = wifi_event_loop_stub; 49 hal_fn->wifi_get_error_info = wifi_get_error_info_stub; 50 hal_fn->wifi_get_supported_feature_set = wifi_get_supported_feature_set_stub; 51 hal_fn->wifi_get_concurrency_matrix = wifi_get_concurrency_matrix_stub; 52 hal_fn->wifi_set_scanning_mac_oui = wifi_set_scanning_mac_oui_stub; 53 hal_fn->wifi_get_supported_channels = wifi_get_supported_channels_stub; 54 hal_fn->wifi_is_epr_supported = wifi_is_epr_supported_stub; 55 hal_fn->wifi_get_ifaces = wifi_get_ifaces_stub; 56 hal_fn->wifi_get_iface_name = wifi_get_iface_name_stub; 57 hal_fn->wifi_reset_iface_event_handler = wifi_reset_iface_event_handler_stub; 58 hal_fn->wifi_start_gscan = wifi_start_gscan_stub; 59 hal_fn->wifi_stop_gscan = wifi_stop_gscan_stub; 60 hal_fn->wifi_get_cached_gscan_results = wifi_get_cached_gscan_results_stub; 61 hal_fn->wifi_set_bssid_hotlist = wifi_set_bssid_hotlist_stub; 62 hal_fn->wifi_reset_bssid_hotlist = wifi_reset_bssid_hotlist_stub; 63 hal_fn->wifi_set_significant_change_handler = wifi_set_significant_change_handler_stub; 64 hal_fn->wifi_reset_significant_change_handler = wifi_reset_significant_change_handler_stub; 65 hal_fn->wifi_get_gscan_capabilities = wifi_get_gscan_capabilities_stub; 66 hal_fn->wifi_set_link_stats = wifi_set_link_stats_stub; 67 hal_fn->wifi_get_link_stats = wifi_get_link_stats_stub; 68 hal_fn->wifi_clear_link_stats = wifi_clear_link_stats_stub; 69 hal_fn->wifi_get_valid_channels = wifi_get_valid_channels_stub; 70 hal_fn->wifi_rtt_range_request = wifi_rtt_range_request_stub; 71 hal_fn->wifi_rtt_range_cancel = wifi_rtt_range_cancel_stub; 72 hal_fn->wifi_get_rtt_capabilities = wifi_get_rtt_capabilities_stub; 73 hal_fn->wifi_start_logging = wifi_start_logging_stub; 74 hal_fn->wifi_set_epno_list = wifi_set_epno_list_stub; 75 hal_fn->wifi_set_country_code = wifi_set_country_code_stub; 76 hal_fn->wifi_enable_tdls = wifi_enable_tdls_stub; 77 hal_fn->wifi_disable_tdls = wifi_disable_tdls_stub; 78 hal_fn->wifi_get_tdls_status = wifi_get_tdls_status_stub; 79 hal_fn->wifi_get_tdls_capabilities = wifi_get_tdls_capabilities_stub; 80 hal_fn->wifi_set_nodfs_flag = wifi_set_nodfs_flag_stub; 81 hal_fn->wifi_get_firmware_memory_dump = wifi_get_firmware_memory_dump_stub; 82 hal_fn->wifi_set_log_handler = wifi_set_log_handler_stub; 83 hal_fn->wifi_reset_log_handler = wifi_reset_log_handler_stub; 84 hal_fn->wifi_set_alert_handler = wifi_set_alert_handler_stub; 85 hal_fn->wifi_reset_alert_handler = wifi_reset_alert_handler_stub; 86 hal_fn->wifi_get_firmware_version = wifi_get_firmware_version_stub; 87 hal_fn->wifi_get_ring_buffers_status = wifi_get_ring_buffers_status_stub; 88 hal_fn->wifi_get_logger_supported_feature_set = wifi_get_logger_supported_feature_set_stub; 89 hal_fn->wifi_get_ring_data = wifi_get_ring_data_stub; 90 hal_fn->wifi_get_driver_version = wifi_get_driver_version_stub; 91 hal_fn->wifi_set_ssid_white_list = wifi_set_ssid_white_list_stub; 92 hal_fn->wifi_set_gscan_roam_params = wifi_set_gscan_roam_params_stub; 93 hal_fn->wifi_set_bssid_preference = wifi_set_bssid_preference_stub; 94 hal_fn->wifi_enable_lazy_roam = wifi_enable_lazy_roam_stub; 95 hal_fn->wifi_set_bssid_blacklist = wifi_set_bssid_blacklist_stub; 96 hal_fn->wifi_start_sending_offloaded_packet = wifi_start_sending_offloaded_packet_stub; 97 hal_fn->wifi_stop_sending_offloaded_packet = wifi_stop_sending_offloaded_packet_stub; 98 return 0; 99} 100 101static bool doCommand(JNIEnv* env, jstring javaCommand, 102 char* reply, size_t reply_len) { 103 ScopedUtfChars command(env, javaCommand); 104 if (command.c_str() == NULL) { 105 return false; // ScopedUtfChars already threw on error. 106 } 107 108 if (DBG) { 109 ALOGD("doCommand: %s", command.c_str()); 110 } 111 112 --reply_len; // Ensure we have room to add NUL termination. 113 if (::wifi_command(command.c_str(), reply, &reply_len) != 0) { 114 return false; 115 } 116 117 // Strip off trailing newline. 118 if (reply_len > 0 && reply[reply_len-1] == '\n') { 119 reply[reply_len-1] = '\0'; 120 } else { 121 reply[reply_len] = '\0'; 122 } 123 return true; 124} 125 126static jint doIntCommand(JNIEnv* env, jstring javaCommand) { 127 char reply[REPLY_BUF_SIZE]; 128 if (!doCommand(env, javaCommand, reply, sizeof(reply))) { 129 return -1; 130 } 131 return static_cast<jint>(atoi(reply)); 132} 133 134static jboolean doBooleanCommand(JNIEnv* env, jstring javaCommand) { 135 char reply[REPLY_BUF_SIZE]; 136 if (!doCommand(env, javaCommand, reply, sizeof(reply))) { 137 return JNI_FALSE; 138 } 139 return (strcmp(reply, "OK") == 0); 140} 141 142// Send a command to the supplicant, and return the reply as a String. 143static jstring doStringCommand(JNIEnv* env, jstring javaCommand) { 144 char reply[REPLY_BUF_SIZE]; 145 if (!doCommand(env, javaCommand, reply, sizeof(reply))) { 146 return NULL; 147 } 148 return env->NewStringUTF(reply); 149} 150 151static jboolean android_net_wifi_isDriverLoaded(JNIEnv* env, jobject) 152{ 153 return (::is_wifi_driver_loaded() == 1); 154} 155 156static jboolean android_net_wifi_loadDriver(JNIEnv* env, jobject) 157{ 158 return (::wifi_load_driver() == 0); 159} 160 161static jboolean android_net_wifi_unloadDriver(JNIEnv* env, jobject) 162{ 163 return (::wifi_unload_driver() == 0); 164} 165 166static jboolean android_net_wifi_startSupplicant(JNIEnv* env, jobject, jboolean p2pSupported) 167{ 168 return (::wifi_start_supplicant(p2pSupported) == 0); 169} 170 171static jboolean android_net_wifi_killSupplicant(JNIEnv* env, jobject, jboolean p2pSupported) 172{ 173 return (::wifi_stop_supplicant(p2pSupported) == 0); 174} 175 176static jboolean android_net_wifi_connectToSupplicant(JNIEnv* env, jobject) 177{ 178 return (::wifi_connect_to_supplicant() == 0); 179} 180 181static void android_net_wifi_closeSupplicantConnection(JNIEnv* env, jobject) 182{ 183 ::wifi_close_supplicant_connection(); 184} 185 186static jstring android_net_wifi_waitForEvent(JNIEnv* env, jobject) 187{ 188 char buf[EVENT_BUF_SIZE]; 189 int nread = ::wifi_wait_for_event(buf, sizeof buf); 190 if (nread > 0) { 191 return env->NewStringUTF(buf); 192 } else { 193 return NULL; 194 } 195} 196 197static jboolean android_net_wifi_doBooleanCommand(JNIEnv* env, jobject, jstring javaCommand) { 198 return doBooleanCommand(env, javaCommand); 199} 200 201static jint android_net_wifi_doIntCommand(JNIEnv* env, jobject, jstring javaCommand) { 202 return doIntCommand(env, javaCommand); 203} 204 205static jstring android_net_wifi_doStringCommand(JNIEnv* env, jobject, jstring javaCommand) { 206 return doStringCommand(env,javaCommand); 207} 208 209/* wifi_hal <==> WifiNative bridge */ 210 211static jclass mCls; /* saved WifiNative object */ 212static JavaVM *mVM; /* saved JVM pointer */ 213 214static const char *WifiHandleVarName = "sWifiHalHandle"; 215static const char *WifiIfaceHandleVarName = "sWifiIfaceHandles"; 216static jmethodID OnScanResultsMethodID; 217 218static JNIEnv *getEnv() { 219 JNIEnv *env = NULL; 220 mVM->AttachCurrentThread(&env, NULL); 221 return env; 222} 223 224static wifi_handle getWifiHandle(JNIEnv *env, jclass cls) { 225 return (wifi_handle) getStaticLongField(env, cls, WifiHandleVarName); 226} 227 228static wifi_interface_handle getIfaceHandle(JNIEnv *env, jclass cls, jint index) { 229 return (wifi_interface_handle) getStaticLongArrayField(env, cls, WifiIfaceHandleVarName, index); 230} 231 232static jobject createScanResult(JNIEnv *env, wifi_scan_result *result) { 233 234 // ALOGD("creating scan result"); 235 236 jobject scanResult = createObject(env, "android/net/wifi/ScanResult"); 237 if (scanResult == NULL) { 238 ALOGE("Error in creating scan result"); 239 return NULL; 240 } 241 242 ALOGV("setting SSID to %s", result->ssid); 243 //jstring jssid = env->NewStringUTF(result->ssid); 244 setStringField(env, scanResult, "SSID", result->ssid); 245 246 char bssid[32]; 247 sprintf(bssid, "%02x:%02x:%02x:%02x:%02x:%02x", result->bssid[0], result->bssid[1], 248 result->bssid[2], result->bssid[3], result->bssid[4], result->bssid[5]); 249 //jstring jbssid = env->NewStringUTF(bssid); 250 251 setStringField(env, scanResult, "BSSID", bssid); 252 253 setIntField(env, scanResult, "level", result->rssi); 254 setIntField(env, scanResult, "frequency", result->channel); 255 setLongField(env, scanResult, "timestamp", result->ts); 256 257 return scanResult; 258} 259 260int set_iface_flags(const char *ifname, int dev_up) { 261 struct ifreq ifr; 262 int ret; 263 int sock = socket(PF_INET, SOCK_DGRAM, 0); 264 if (sock < 0) { 265 ALOGD("Bad socket: %d\n", sock); 266 return -errno; 267 } 268 269 //ALOGD("setting interface %s flags (%s)\n", ifname, dev_up ? "UP" : "DOWN"); 270 271 memset(&ifr, 0, sizeof(ifr)); 272 strlcpy(ifr.ifr_name, ifname, IFNAMSIZ); 273 274 //ALOGD("reading old value\n"); 275 276 if (ioctl(sock, SIOCGIFFLAGS, &ifr) != 0) { 277 ret = errno ? -errno : -999; 278 ALOGE("Could not read interface %s flags: %d\n", ifname, errno); 279 close(sock); 280 return ret; 281 } else { 282 //ALOGD("writing new value\n"); 283 } 284 285 if (dev_up) { 286 if (ifr.ifr_flags & IFF_UP) { 287 // ALOGD("interface %s is already up\n", ifname); 288 close(sock); 289 return 0; 290 } 291 ifr.ifr_flags |= IFF_UP; 292 } else { 293 if (!(ifr.ifr_flags & IFF_UP)) { 294 // ALOGD("interface %s is already down\n", ifname); 295 close(sock); 296 return 0; 297 } 298 ifr.ifr_flags &= ~IFF_UP; 299 } 300 301 if (ioctl(sock, SIOCSIFFLAGS, &ifr) != 0) { 302 ALOGE("Could not set interface %s flags: %d\n", ifname, errno); 303 ret = errno ? -errno : -999; 304 close(sock); 305 return ret; 306 } else { 307 ALOGD("set interface %s flags (%s)\n", ifname, dev_up ? "UP" : "DOWN"); 308 } 309 close(sock); 310 return 0; 311} 312 313static jboolean android_net_wifi_toggle_interface(JNIEnv* env, jclass cls, int toggle) { 314 return(set_iface_flags("wlan0", toggle) == 0); 315} 316 317static jboolean android_net_wifi_startHal(JNIEnv* env, jclass cls) { 318 wifi_handle halHandle = getWifiHandle(env, cls); 319 if (halHandle == NULL) { 320 321 if(init_wifi_hal_func_table(&hal_fn) != 0 ) { 322 ALOGD("Can not initialize the basic function pointer table"); 323 return false; 324 } 325 326 wifi_error res = init_wifi_vendor_hal_func_table(&hal_fn); 327 if (res != WIFI_SUCCESS) { 328 ALOGD("Can not initialize the vendor function pointer table"); 329 return false; 330 } 331 332 int ret = set_iface_flags("wlan0", 1); 333 if(ret != 0) { 334 return false; 335 } 336 337 res = hal_fn.wifi_initialize(&halHandle); 338 if (res == WIFI_SUCCESS) { 339 setStaticLongField(env, cls, WifiHandleVarName, (jlong)halHandle); 340 ALOGD("Did set static halHandle = %p", halHandle); 341 } 342 env->GetJavaVM(&mVM); 343 mCls = (jclass) env->NewGlobalRef(cls); 344 ALOGD("halHandle = %p, mVM = %p, mCls = %p", halHandle, mVM, mCls); 345 return res == WIFI_SUCCESS; 346 } else { 347 return (set_iface_flags("wlan0", 1) == 0); 348 } 349} 350 351void android_net_wifi_hal_cleaned_up_handler(wifi_handle handle) { 352 ALOGD("In wifi cleaned up handler"); 353 354 JNIEnv * env = getEnv(); 355 setStaticLongField(env, mCls, WifiHandleVarName, 0); 356 env->DeleteGlobalRef(mCls); 357 mCls = NULL; 358 mVM = NULL; 359} 360 361static void android_net_wifi_stopHal(JNIEnv* env, jclass cls) { 362 ALOGD("In wifi stop Hal"); 363 364 wifi_handle halHandle = getWifiHandle(env, cls); 365 if (halHandle == NULL) 366 return; 367 368 ALOGD("halHandle = %p, mVM = %p, mCls = %p", halHandle, mVM, mCls); 369 hal_fn.wifi_cleanup(halHandle, android_net_wifi_hal_cleaned_up_handler); 370} 371 372static void android_net_wifi_waitForHalEvents(JNIEnv* env, jclass cls) { 373 374 ALOGD("waitForHalEvents called, vm = %p, obj = %p, env = %p", mVM, mCls, env); 375 376 wifi_handle halHandle = getWifiHandle(env, cls); 377 hal_fn.wifi_event_loop(halHandle); 378 set_iface_flags("wlan0", 0); 379} 380 381static int android_net_wifi_getInterfaces(JNIEnv *env, jclass cls) { 382 int n = 0; 383 wifi_handle halHandle = getWifiHandle(env, cls); 384 wifi_interface_handle *ifaceHandles = NULL; 385 int result = hal_fn.wifi_get_ifaces(halHandle, &n, &ifaceHandles); 386 if (result < 0) { 387 return result; 388 } 389 390 if (n < 0) { 391 THROW(env, "android_net_wifi_getInterfaces no interfaces"); 392 return 0; 393 } 394 395 if (ifaceHandles == NULL) { 396 THROW(env, "android_net_wifi_getInterfaces null interface array"); 397 return 0; 398 } 399 400 if (n > 8) { 401 THROW(env, "Too many interfaces"); 402 return 0; 403 } 404 405 jlongArray array = (env)->NewLongArray(n); 406 if (array == NULL) { 407 THROW(env, "Error in accessing array"); 408 return 0; 409 } 410 411 jlong elems[8]; 412 for (int i = 0; i < n; i++) { 413 elems[i] = reinterpret_cast<jlong>(ifaceHandles[i]); 414 } 415 env->SetLongArrayRegion(array, 0, n, elems); 416 setStaticLongArrayField(env, cls, WifiIfaceHandleVarName, array); 417 418 return (result < 0) ? result : n; 419} 420 421static jstring android_net_wifi_getInterfaceName(JNIEnv *env, jclass cls, jint i) { 422 char buf[EVENT_BUF_SIZE]; 423 424 jlong value = getStaticLongArrayField(env, cls, WifiIfaceHandleVarName, i); 425 wifi_interface_handle handle = (wifi_interface_handle) value; 426 int result = hal_fn.wifi_get_iface_name(handle, buf, sizeof(buf)); 427 if (result < 0) { 428 return NULL; 429 } else { 430 return env->NewStringUTF(buf); 431 } 432} 433 434 435static void onScanResultsAvailable(wifi_request_id id, unsigned num_results) { 436 437 JNIEnv *env = NULL; 438 mVM->AttachCurrentThread(&env, NULL); 439 440 // ALOGD("onScanResultsAvailable called, vm = %p, obj = %p, env = %p", mVM, mCls, env); 441 442 reportEvent(env, mCls, "onScanResultsAvailable", "(I)V", id); 443} 444 445static void onScanEvent(wifi_scan_event event, unsigned status) { 446 JNIEnv *env = NULL; 447 mVM->AttachCurrentThread(&env, NULL); 448 449 // ALOGD("onScanStatus called, vm = %p, obj = %p, env = %p", mVM, mCls, env); 450 451 reportEvent(env, mCls, "onScanStatus", "(I)V", event); 452} 453 454static void onFullScanResult(wifi_request_id id, wifi_scan_result *result) { 455 456 JNIEnv *env = NULL; 457 mVM->AttachCurrentThread(&env, NULL); 458 459 //ALOGD("onFullScanResult called, vm = %p, obj = %p, env = %p", mVM, mCls, env); 460 461 jobject scanResult = createScanResult(env, result); 462 463 //ALOGD("Creating a byte array of length %d", result->ie_length); 464 465 jbyteArray elements = env->NewByteArray(result->ie_length); 466 if (elements == NULL) { 467 ALOGE("Error in allocating array"); 468 return; 469 } 470 471 // ALOGD("Setting byte array"); 472 473 jbyte *bytes = (jbyte *)&(result->ie_data[0]); 474 env->SetByteArrayRegion(elements, 0, result->ie_length, bytes); 475 476 // ALOGD("Returning result"); 477 478 reportEvent(env, mCls, "onFullScanResult", "(ILandroid/net/wifi/ScanResult;[B)V", id, 479 scanResult, elements); 480 481 env->DeleteLocalRef(scanResult); 482 env->DeleteLocalRef(elements); 483} 484 485static jboolean android_net_wifi_startScan( 486 JNIEnv *env, jclass cls, jint iface, jint id, jobject settings) { 487 488 wifi_interface_handle handle = getIfaceHandle(env, cls, iface); 489 // ALOGD("starting scan on interface[%d] = %p", iface, handle); 490 491 wifi_scan_cmd_params params; 492 memset(¶ms, 0, sizeof(params)); 493 494 params.base_period = getIntField(env, settings, "base_period_ms"); 495 params.max_ap_per_scan = getIntField(env, settings, "max_ap_per_scan"); 496 params.report_threshold_percent = getIntField(env, settings, "report_threshold_percent"); 497 params.report_threshold_num_scans = getIntField(env, settings, "report_threshold_num_scans"); 498 499 ALOGD("Initialized common fields %d, %d, %d, %d", params.base_period, params.max_ap_per_scan, 500 params.report_threshold_percent, params.report_threshold_num_scans); 501 502 const char *bucket_array_type = "[Lcom/android/server/wifi/WifiNative$BucketSettings;"; 503 const char *channel_array_type = "[Lcom/android/server/wifi/WifiNative$ChannelSettings;"; 504 505 jobjectArray buckets = (jobjectArray)getObjectField(env, settings, "buckets", bucket_array_type); 506 params.num_buckets = getIntField(env, settings, "num_buckets"); 507 508 // ALOGD("Initialized num_buckets to %d", params.num_buckets); 509 510 for (int i = 0; i < params.num_buckets; i++) { 511 jobject bucket = getObjectArrayField(env, settings, "buckets", bucket_array_type, i); 512 513 params.buckets[i].bucket = getIntField(env, bucket, "bucket"); 514 params.buckets[i].band = (wifi_band) getIntField(env, bucket, "band"); 515 params.buckets[i].period = getIntField(env, bucket, "period_ms"); 516 517 int report_events = getIntField(env, bucket, "report_events"); 518 params.buckets[i].report_events = report_events; 519 520 ALOGD("bucket[%d] = %d:%d:%d:%d", i, params.buckets[i].bucket, 521 params.buckets[i].band, params.buckets[i].period, report_events); 522 523 jobjectArray channels = (jobjectArray)getObjectField( 524 env, bucket, "channels", channel_array_type); 525 526 params.buckets[i].num_channels = getIntField(env, bucket, "num_channels"); 527 // ALOGD("Initialized num_channels to %d", params.buckets[i].num_channels); 528 529 for (int j = 0; j < params.buckets[i].num_channels; j++) { 530 jobject channel = getObjectArrayField(env, bucket, "channels", channel_array_type, j); 531 532 params.buckets[i].channels[j].channel = getIntField(env, channel, "frequency"); 533 params.buckets[i].channels[j].dwellTimeMs = getIntField(env, channel, "dwell_time_ms"); 534 535 bool passive = getBoolField(env, channel, "passive"); 536 params.buckets[i].channels[j].passive = (passive ? 1 : 0); 537 538 // ALOGD("Initialized channel %d", params.buckets[i].channels[j].channel); 539 } 540 } 541 542 // ALOGD("Initialized all fields"); 543 544 wifi_scan_result_handler handler; 545 memset(&handler, 0, sizeof(handler)); 546 handler.on_scan_results_available = &onScanResultsAvailable; 547 handler.on_full_scan_result = &onFullScanResult; 548 handler.on_scan_event = &onScanEvent; 549 550 return hal_fn.wifi_start_gscan(id, handle, params, handler) == WIFI_SUCCESS; 551} 552 553static jboolean android_net_wifi_stopScan(JNIEnv *env, jclass cls, jint iface, jint id) { 554 wifi_interface_handle handle = getIfaceHandle(env, cls, iface); 555 // ALOGD("stopping scan on interface[%d] = %p", iface, handle); 556 557 return hal_fn.wifi_stop_gscan(id, handle) == WIFI_SUCCESS; 558} 559 560static int compare_scan_result_timestamp(const void *v1, const void *v2) { 561 const wifi_scan_result *result1 = static_cast<const wifi_scan_result *>(v1); 562 const wifi_scan_result *result2 = static_cast<const wifi_scan_result *>(v2); 563 return result1->ts - result2->ts; 564} 565 566static jobject android_net_wifi_getScanResults( 567 JNIEnv *env, jclass cls, jint iface, jboolean flush) { 568 569 wifi_cached_scan_results scan_data[64]; 570 int num_scan_data = 64; 571 572 wifi_interface_handle handle = getIfaceHandle(env, cls, iface); 573 // ALOGD("getting scan results on interface[%d] = %p", iface, handle); 574 575 byte b = flush ? 0xFF : 0; 576 int result = hal_fn.wifi_get_cached_gscan_results(handle, b, num_scan_data, scan_data, &num_scan_data); 577 if (result == WIFI_SUCCESS) { 578 jobjectArray scanData = createObjectArray(env, 579 "android/net/wifi/WifiScanner$ScanData", num_scan_data); 580 if (scanData == NULL) { 581 ALOGE("Error in allocating array of scanData"); 582 return NULL; 583 } 584 585 for (int i = 0; i < num_scan_data; i++) { 586 587 jobject data = createObject(env, "android/net/wifi/WifiScanner$ScanData"); 588 if (data == NULL) { 589 ALOGE("Error in allocating scanData"); 590 return NULL; 591 } 592 593 setIntField(env, data, "mId", scan_data[i].scan_id); 594 setIntField(env, data, "mFlags", scan_data[i].flags); 595 596 /* sort all scan results by timestamp */ 597 qsort(scan_data[i].results, scan_data[i].num_results, 598 sizeof(wifi_scan_result), compare_scan_result_timestamp); 599 600 jobjectArray scanResults = createObjectArray(env, 601 "android/net/wifi/ScanResult", scan_data[i].num_results); 602 if (scanResults == NULL) { 603 ALOGE("Error in allocating scanResult array"); 604 return NULL; 605 } 606 607 wifi_scan_result *results = scan_data[i].results; 608 for (int j = 0; j < scan_data[i].num_results; j++) { 609 610 jobject scanResult = createObject(env, "android/net/wifi/ScanResult"); 611 if (scanResult == NULL) { 612 ALOGE("Error in creating scan result"); 613 return NULL; 614 } 615 616 setStringField(env, scanResult, "SSID", results[j].ssid); 617 618 char bssid[32]; 619 sprintf(bssid, "%02x:%02x:%02x:%02x:%02x:%02x", results[j].bssid[0], 620 results[j].bssid[1], results[j].bssid[2], results[j].bssid[3], 621 results[j].bssid[4], results[j].bssid[5]); 622 623 setStringField(env, scanResult, "BSSID", bssid); 624 625 setIntField(env, scanResult, "level", results[j].rssi); 626 setIntField(env, scanResult, "frequency", results[j].channel); 627 setLongField(env, scanResult, "timestamp", results[j].ts); 628 629 env->SetObjectArrayElement(scanResults, j, scanResult); 630 env->DeleteLocalRef(scanResult); 631 } 632 633 setObjectField(env, data, "mResults", "[Landroid/net/wifi/ScanResult;", scanResults); 634 env->SetObjectArrayElement(scanData, i, data); 635 } 636 637 // ALOGD("retrieved %d scan data from interface[%d] = %p", num_scan_data, iface, handle); 638 return scanData; 639 } else { 640 return NULL; 641 } 642} 643 644 645static jboolean android_net_wifi_getScanCapabilities( 646 JNIEnv *env, jclass cls, jint iface, jobject capabilities) { 647 648 wifi_interface_handle handle = getIfaceHandle(env, cls, iface); 649 // ALOGD("getting scan capabilities on interface[%d] = %p", iface, handle); 650 651 wifi_gscan_capabilities c; 652 memset(&c, 0, sizeof(c)); 653 int result = hal_fn.wifi_get_gscan_capabilities(handle, &c); 654 if (result != WIFI_SUCCESS) { 655 ALOGD("failed to get capabilities : %d", result); 656 return JNI_FALSE; 657 } 658 659 setIntField(env, capabilities, "max_scan_cache_size", c.max_scan_cache_size); 660 setIntField(env, capabilities, "max_scan_buckets", c.max_scan_buckets); 661 setIntField(env, capabilities, "max_ap_cache_per_scan", c.max_ap_cache_per_scan); 662 setIntField(env, capabilities, "max_rssi_sample_size", c.max_rssi_sample_size); 663 setIntField(env, capabilities, "max_scan_reporting_threshold", c.max_scan_reporting_threshold); 664 setIntField(env, capabilities, "max_hotlist_bssids", c.max_hotlist_bssids); 665 setIntField(env, capabilities, "max_significant_wifi_change_aps", 666 c.max_significant_wifi_change_aps); 667 668 return JNI_TRUE; 669} 670 671 672static byte parseHexChar(char ch) { 673 if (isdigit(ch)) 674 return ch - '0'; 675 else if ('A' <= ch && ch <= 'F') 676 return ch - 'A' + 10; 677 else if ('a' <= ch && ch <= 'f') 678 return ch - 'a' + 10; 679 else { 680 ALOGE("invalid character in bssid %c", ch); 681 return 0; 682 } 683} 684 685static byte parseHexByte(const char * &str) { 686 byte b = parseHexChar(str[0]); 687 if (str[1] == ':' || str[1] == '\0') { 688 str += 2; 689 return b; 690 } else { 691 b = b << 4 | parseHexChar(str[1]); 692 str += 3; 693 return b; 694 } 695} 696 697static void parseMacAddress(const char *str, mac_addr addr) { 698 addr[0] = parseHexByte(str); 699 addr[1] = parseHexByte(str); 700 addr[2] = parseHexByte(str); 701 addr[3] = parseHexByte(str); 702 addr[4] = parseHexByte(str); 703 addr[5] = parseHexByte(str); 704} 705 706static bool parseMacAddress(JNIEnv *env, jobject obj, mac_addr addr) { 707 jstring macAddrString = (jstring) getObjectField( 708 env, obj, "bssid", "Ljava/lang/String;"); 709 710 if (macAddrString == NULL) { 711 ALOGE("Error getting bssid field"); 712 return false; 713 } 714 715 ScopedUtfChars bssid(env, macAddrString); 716 if (bssid.c_str() == NULL) { 717 ALOGE("Error getting bssid"); 718 return false; 719 } 720 721 parseMacAddress(bssid.c_str(), addr); 722 return true; 723} 724 725static void onHotlistApFound(wifi_request_id id, 726 unsigned num_results, wifi_scan_result *results) { 727 728 JNIEnv *env = NULL; 729 mVM->AttachCurrentThread(&env, NULL); 730 731 ALOGD("onHotlistApFound called, vm = %p, obj = %p, env = %p, num_results = %d", 732 mVM, mCls, env, num_results); 733 734 jclass clsScanResult = (env)->FindClass("android/net/wifi/ScanResult"); 735 if (clsScanResult == NULL) { 736 ALOGE("Error in accessing class"); 737 return; 738 } 739 740 jobjectArray scanResults = env->NewObjectArray(num_results, clsScanResult, NULL); 741 if (scanResults == NULL) { 742 ALOGE("Error in allocating array"); 743 return; 744 } 745 746 for (unsigned i = 0; i < num_results; i++) { 747 748 jobject scanResult = createObject(env, "android/net/wifi/ScanResult"); 749 if (scanResult == NULL) { 750 ALOGE("Error in creating scan result"); 751 return; 752 } 753 754 setStringField(env, scanResult, "SSID", results[i].ssid); 755 756 char bssid[32]; 757 sprintf(bssid, "%02x:%02x:%02x:%02x:%02x:%02x", results[i].bssid[0], results[i].bssid[1], 758 results[i].bssid[2], results[i].bssid[3], results[i].bssid[4], results[i].bssid[5]); 759 760 setStringField(env, scanResult, "BSSID", bssid); 761 762 setIntField(env, scanResult, "level", results[i].rssi); 763 setIntField(env, scanResult, "frequency", results[i].channel); 764 setLongField(env, scanResult, "timestamp", results[i].ts); 765 766 env->SetObjectArrayElement(scanResults, i, scanResult); 767 768 ALOGD("Found AP %32s %s", results[i].ssid, bssid); 769 } 770 771 reportEvent(env, mCls, "onHotlistApFound", "(I[Landroid/net/wifi/ScanResult;)V", 772 id, scanResults); 773} 774 775static void onHotlistApLost(wifi_request_id id, 776 unsigned num_results, wifi_scan_result *results) { 777 778 JNIEnv *env = NULL; 779 mVM->AttachCurrentThread(&env, NULL); 780 781 ALOGD("onHotlistApLost called, vm = %p, obj = %p, env = %p, num_results = %d", 782 mVM, mCls, env, num_results); 783 784 jclass clsScanResult = (env)->FindClass("android/net/wifi/ScanResult"); 785 if (clsScanResult == NULL) { 786 ALOGE("Error in accessing class"); 787 return; 788 } 789 790 jobjectArray scanResults = env->NewObjectArray(num_results, clsScanResult, NULL); 791 if (scanResults == NULL) { 792 ALOGE("Error in allocating array"); 793 return; 794 } 795 796 for (unsigned i = 0; i < num_results; i++) { 797 798 jobject scanResult = createObject(env, "android/net/wifi/ScanResult"); 799 if (scanResult == NULL) { 800 ALOGE("Error in creating scan result"); 801 return; 802 } 803 804 setStringField(env, scanResult, "SSID", results[i].ssid); 805 806 char bssid[32]; 807 sprintf(bssid, "%02x:%02x:%02x:%02x:%02x:%02x", results[i].bssid[0], results[i].bssid[1], 808 results[i].bssid[2], results[i].bssid[3], results[i].bssid[4], results[i].bssid[5]); 809 810 setStringField(env, scanResult, "BSSID", bssid); 811 812 setIntField(env, scanResult, "level", results[i].rssi); 813 setIntField(env, scanResult, "frequency", results[i].channel); 814 setLongField(env, scanResult, "timestamp", results[i].ts); 815 816 env->SetObjectArrayElement(scanResults, i, scanResult); 817 818 ALOGD("Lost AP %32s %s", results[i].ssid, bssid); 819 } 820 821 reportEvent(env, mCls, "onHotlistApLost", "(I[Landroid/net/wifi/ScanResult;)V", 822 id, scanResults); 823} 824 825 826static jboolean android_net_wifi_setHotlist( 827 JNIEnv *env, jclass cls, jint iface, jint id, jobject ap) { 828 829 wifi_interface_handle handle = getIfaceHandle(env, cls, iface); 830 ALOGD("setting hotlist on interface[%d] = %p", iface, handle); 831 832 wifi_bssid_hotlist_params params; 833 memset(¶ms, 0, sizeof(params)); 834 835 params.lost_ap_sample_size = getIntField(env, ap, "apLostThreshold"); 836 837 jobjectArray array = (jobjectArray) getObjectField(env, ap, 838 "bssidInfos", "[Landroid/net/wifi/WifiScanner$BssidInfo;"); 839 params.num_bssid = env->GetArrayLength(array); 840 841 if (params.num_bssid == 0) { 842 ALOGE("Error in accesing array"); 843 return false; 844 } 845 846 for (int i = 0; i < params.num_bssid; i++) { 847 jobject objAp = env->GetObjectArrayElement(array, i); 848 849 jstring macAddrString = (jstring) getObjectField( 850 env, objAp, "bssid", "Ljava/lang/String;"); 851 if (macAddrString == NULL) { 852 ALOGE("Error getting bssid field"); 853 return false; 854 } 855 856 ScopedUtfChars bssid(env, macAddrString); 857 if (bssid.c_str() == NULL) { 858 ALOGE("Error getting bssid"); 859 return false; 860 } 861 parseMacAddress(bssid.c_str(), params.ap[i].bssid); 862 863 mac_addr addr; 864 memcpy(addr, params.ap[i].bssid, sizeof(mac_addr)); 865 866 char bssidOut[32]; 867 sprintf(bssidOut, "%0x:%0x:%0x:%0x:%0x:%0x", addr[0], addr[1], 868 addr[2], addr[3], addr[4], addr[5]); 869 870 ALOGD("Added bssid %s", bssidOut); 871 872 params.ap[i].low = getIntField(env, objAp, "low"); 873 params.ap[i].high = getIntField(env, objAp, "high"); 874 } 875 876 wifi_hotlist_ap_found_handler handler; 877 memset(&handler, 0, sizeof(handler)); 878 879 handler.on_hotlist_ap_found = &onHotlistApFound; 880 handler.on_hotlist_ap_lost = &onHotlistApLost; 881 return hal_fn.wifi_set_bssid_hotlist(id, handle, params, handler) == WIFI_SUCCESS; 882} 883 884static jboolean android_net_wifi_resetHotlist( 885 JNIEnv *env, jclass cls, jint iface, jint id) { 886 887 wifi_interface_handle handle = getIfaceHandle(env, cls, iface); 888 ALOGD("resetting hotlist on interface[%d] = %p", iface, handle); 889 890 return hal_fn.wifi_reset_bssid_hotlist(id, handle) == WIFI_SUCCESS; 891} 892 893void onSignificantWifiChange(wifi_request_id id, 894 unsigned num_results, wifi_significant_change_result **results) { 895 JNIEnv *env = NULL; 896 mVM->AttachCurrentThread(&env, NULL); 897 898 ALOGD("onSignificantWifiChange called, vm = %p, obj = %p, env = %p", mVM, mCls, env); 899 900 jclass clsScanResult = (env)->FindClass("android/net/wifi/ScanResult"); 901 if (clsScanResult == NULL) { 902 ALOGE("Error in accessing class"); 903 return; 904 } 905 906 jobjectArray scanResults = env->NewObjectArray(num_results, clsScanResult, NULL); 907 if (scanResults == NULL) { 908 ALOGE("Error in allocating array"); 909 return; 910 } 911 912 for (unsigned i = 0; i < num_results; i++) { 913 914 wifi_significant_change_result &result = *(results[i]); 915 916 jobject scanResult = createObject(env, "android/net/wifi/ScanResult"); 917 if (scanResult == NULL) { 918 ALOGE("Error in creating scan result"); 919 return; 920 } 921 922 // setStringField(env, scanResult, "SSID", results[i].ssid); 923 924 char bssid[32]; 925 sprintf(bssid, "%02x:%02x:%02x:%02x:%02x:%02x", result.bssid[0], result.bssid[1], 926 result.bssid[2], result.bssid[3], result.bssid[4], result.bssid[5]); 927 928 setStringField(env, scanResult, "BSSID", bssid); 929 930 setIntField(env, scanResult, "level", result.rssi[0]); 931 setIntField(env, scanResult, "frequency", result.channel); 932 // setLongField(env, scanResult, "timestamp", result.ts); 933 934 env->SetObjectArrayElement(scanResults, i, scanResult); 935 } 936 937 reportEvent(env, mCls, "onSignificantWifiChange", "(I[Landroid/net/wifi/ScanResult;)V", 938 id, scanResults); 939 940} 941 942static jboolean android_net_wifi_trackSignificantWifiChange( 943 JNIEnv *env, jclass cls, jint iface, jint id, jobject settings) { 944 945 wifi_interface_handle handle = getIfaceHandle(env, cls, iface); 946 ALOGD("tracking significant wifi change on interface[%d] = %p", iface, handle); 947 948 wifi_significant_change_params params; 949 memset(¶ms, 0, sizeof(params)); 950 951 params.rssi_sample_size = getIntField(env, settings, "rssiSampleSize"); 952 params.lost_ap_sample_size = getIntField(env, settings, "lostApSampleSize"); 953 params.min_breaching = getIntField(env, settings, "minApsBreachingThreshold"); 954 955 const char *bssid_info_array_type = "[Landroid/net/wifi/WifiScanner$BssidInfo;"; 956 jobjectArray bssids = (jobjectArray)getObjectField( 957 env, settings, "bssidInfos", bssid_info_array_type); 958 params.num_bssid = env->GetArrayLength(bssids); 959 960 if (params.num_bssid == 0) { 961 ALOGE("Error in accessing array"); 962 return false; 963 } 964 965 ALOGD("Initialized common fields %d, %d, %d, %d", params.rssi_sample_size, 966 params.lost_ap_sample_size, params.min_breaching, params.num_bssid); 967 968 for (int i = 0; i < params.num_bssid; i++) { 969 jobject objAp = env->GetObjectArrayElement(bssids, i); 970 971 jstring macAddrString = (jstring) getObjectField( 972 env, objAp, "bssid", "Ljava/lang/String;"); 973 if (macAddrString == NULL) { 974 ALOGE("Error getting bssid field"); 975 return false; 976 } 977 978 ScopedUtfChars bssid(env, macAddrString); 979 if (bssid.c_str() == NULL) { 980 ALOGE("Error getting bssid"); 981 return false; 982 } 983 984 mac_addr addr; 985 parseMacAddress(bssid.c_str(), addr); 986 memcpy(params.ap[i].bssid, addr, sizeof(mac_addr)); 987 988 char bssidOut[32]; 989 sprintf(bssidOut, "%02x:%02x:%02x:%02x:%02x:%02x", addr[0], addr[1], 990 addr[2], addr[3], addr[4], addr[5]); 991 992 params.ap[i].low = getIntField(env, objAp, "low"); 993 params.ap[i].high = getIntField(env, objAp, "high"); 994 995 ALOGD("Added bssid %s, [%04d, %04d]", bssidOut, params.ap[i].low, params.ap[i].high); 996 } 997 998 ALOGD("Added %d bssids", params.num_bssid); 999 1000 wifi_significant_change_handler handler; 1001 memset(&handler, 0, sizeof(handler)); 1002 1003 handler.on_significant_change = &onSignificantWifiChange; 1004 return hal_fn.wifi_set_significant_change_handler(id, handle, params, handler) == WIFI_SUCCESS; 1005} 1006 1007static jboolean android_net_wifi_untrackSignificantWifiChange( 1008 JNIEnv *env, jclass cls, jint iface, jint id) { 1009 1010 wifi_interface_handle handle = getIfaceHandle(env, cls, iface); 1011 ALOGD("resetting significant wifi change on interface[%d] = %p", iface, handle); 1012 1013 return hal_fn.wifi_reset_significant_change_handler(id, handle) == WIFI_SUCCESS; 1014} 1015 1016wifi_iface_stat link_stat; 1017wifi_radio_stat radio_stat; // L release has support for only one radio 1018 1019void onLinkStatsResults(wifi_request_id id, wifi_iface_stat *iface_stat, 1020 int num_radios, wifi_radio_stat *radio_stats) 1021{ 1022 if (iface_stat != 0) { 1023 memcpy(&link_stat, iface_stat, sizeof(wifi_iface_stat)); 1024 } else { 1025 memset(&link_stat, 0, sizeof(wifi_iface_stat)); 1026 } 1027 1028 if (num_radios > 0 && radio_stats != 0) { 1029 memcpy(&radio_stat, radio_stats, sizeof(wifi_radio_stat)); 1030 } else { 1031 memset(&radio_stat, 0, sizeof(wifi_radio_stat)); 1032 } 1033} 1034 1035static void android_net_wifi_setLinkLayerStats (JNIEnv *env, jclass cls, jint iface, int enable) { 1036 wifi_interface_handle handle = getIfaceHandle(env, cls, iface); 1037 1038 wifi_link_layer_params params; 1039 params.aggressive_statistics_gathering = enable; 1040 params.mpdu_size_threshold = 128; 1041 ALOGE("android_net_wifi_setLinkLayerStats: %u\n", enable); 1042 1043 hal_fn.wifi_set_link_stats(handle, params); 1044} 1045 1046static jobject android_net_wifi_getLinkLayerStats (JNIEnv *env, jclass cls, jint iface) { 1047 1048 wifi_stats_result_handler handler; 1049 memset(&handler, 0, sizeof(handler)); 1050 handler.on_link_stats_results = &onLinkStatsResults; 1051 wifi_interface_handle handle = getIfaceHandle(env, cls, iface); 1052 int result = hal_fn.wifi_get_link_stats(0, handle, handler); 1053 if (result < 0) { 1054 ALOGE("android_net_wifi_getLinkLayerStats: failed to get link statistics\n"); 1055 return NULL; 1056 } 1057 1058 jobject wifiLinkLayerStats = createObject(env, "android/net/wifi/WifiLinkLayerStats"); 1059 if (wifiLinkLayerStats == NULL) { 1060 ALOGE("Error in allocating wifiLinkLayerStats"); 1061 return NULL; 1062 } 1063 1064 setIntField(env, wifiLinkLayerStats, "beacon_rx", link_stat.beacon_rx); 1065 setIntField(env, wifiLinkLayerStats, "rssi_mgmt", link_stat.rssi_mgmt); 1066 setLongField(env, wifiLinkLayerStats, "rxmpdu_be", link_stat.ac[WIFI_AC_BE].rx_mpdu); 1067 setLongField(env, wifiLinkLayerStats, "rxmpdu_bk", link_stat.ac[WIFI_AC_BK].rx_mpdu); 1068 setLongField(env, wifiLinkLayerStats, "rxmpdu_vi", link_stat.ac[WIFI_AC_VI].rx_mpdu); 1069 setLongField(env, wifiLinkLayerStats, "rxmpdu_vo", link_stat.ac[WIFI_AC_VO].rx_mpdu); 1070 setLongField(env, wifiLinkLayerStats, "txmpdu_be", link_stat.ac[WIFI_AC_BE].tx_mpdu); 1071 setLongField(env, wifiLinkLayerStats, "txmpdu_bk", link_stat.ac[WIFI_AC_BK].tx_mpdu); 1072 setLongField(env, wifiLinkLayerStats, "txmpdu_vi", link_stat.ac[WIFI_AC_VI].tx_mpdu); 1073 setLongField(env, wifiLinkLayerStats, "txmpdu_vo", link_stat.ac[WIFI_AC_VO].tx_mpdu); 1074 setLongField(env, wifiLinkLayerStats, "lostmpdu_be", link_stat.ac[WIFI_AC_BE].mpdu_lost); 1075 setLongField(env, wifiLinkLayerStats, "lostmpdu_bk", link_stat.ac[WIFI_AC_BK].mpdu_lost); 1076 setLongField(env, wifiLinkLayerStats, "lostmpdu_vi", link_stat.ac[WIFI_AC_VI].mpdu_lost); 1077 setLongField(env, wifiLinkLayerStats, "lostmpdu_vo", link_stat.ac[WIFI_AC_VO].mpdu_lost); 1078 setLongField(env, wifiLinkLayerStats, "retries_be", link_stat.ac[WIFI_AC_BE].retries); 1079 setLongField(env, wifiLinkLayerStats, "retries_bk", link_stat.ac[WIFI_AC_BK].retries); 1080 setLongField(env, wifiLinkLayerStats, "retries_vi", link_stat.ac[WIFI_AC_VI].retries); 1081 setLongField(env, wifiLinkLayerStats, "retries_vo", link_stat.ac[WIFI_AC_VO].retries); 1082 1083 1084 setIntField(env, wifiLinkLayerStats, "on_time", radio_stat.on_time); 1085 setIntField(env, wifiLinkLayerStats, "tx_time", radio_stat.tx_time); 1086 setIntField(env, wifiLinkLayerStats, "rx_time", radio_stat.rx_time); 1087 setIntField(env, wifiLinkLayerStats, "on_time_scan", radio_stat.on_time_scan); 1088 1089 return wifiLinkLayerStats; 1090} 1091 1092static jint android_net_wifi_getSupportedFeatures(JNIEnv *env, jclass cls, jint iface) { 1093 wifi_interface_handle handle = getIfaceHandle(env, cls, iface); 1094 feature_set set = 0; 1095 1096 wifi_error result = WIFI_SUCCESS; 1097 /* 1098 set = WIFI_FEATURE_INFRA 1099 | WIFI_FEATURE_INFRA_5G 1100 | WIFI_FEATURE_HOTSPOT 1101 | WIFI_FEATURE_P2P 1102 | WIFI_FEATURE_SOFT_AP 1103 | WIFI_FEATURE_GSCAN 1104 | WIFI_FEATURE_PNO 1105 | WIFI_FEATURE_TDLS 1106 | WIFI_FEATURE_EPR; 1107 */ 1108 1109 result = hal_fn.wifi_get_supported_feature_set(handle, &set); 1110 if (result == WIFI_SUCCESS) { 1111 // ALOGD("wifi_get_supported_feature_set returned set = 0x%x", set); 1112 return set; 1113 } else { 1114 ALOGE("wifi_get_supported_feature_set returned error = 0x%x", result); 1115 return 0; 1116 } 1117} 1118 1119static void onRttResults(wifi_request_id id, unsigned num_results, wifi_rtt_result* results[]) { 1120 JNIEnv *env = NULL; 1121 mVM->AttachCurrentThread(&env, NULL); 1122 1123 ALOGD("onRttResults called, vm = %p, obj = %p, env = %p", mVM, mCls, env); 1124 1125 jclass clsRttResult = (env)->FindClass("android/net/wifi/RttManager$RttResult"); 1126 if (clsRttResult == NULL) { 1127 ALOGE("Error in accessing class"); 1128 return; 1129 } 1130 1131 jobjectArray rttResults = env->NewObjectArray(num_results, clsRttResult, NULL); 1132 if (rttResults == NULL) { 1133 ALOGE("Error in allocating array"); 1134 return; 1135 } 1136 1137 for (unsigned i = 0; i < num_results; i++) { 1138 1139 wifi_rtt_result *result = results[i]; 1140 1141 jobject rttResult = createObject(env, "android/net/wifi/RttManager$RttResult"); 1142 if (rttResult == NULL) { 1143 ALOGE("Error in creating rtt result"); 1144 return; 1145 } 1146 1147 char bssid[32]; 1148 sprintf(bssid, "%02x:%02x:%02x:%02x:%02x:%02x", result->addr[0], result->addr[1], 1149 result->addr[2], result->addr[3], result->addr[4], result->addr[5]); 1150 1151 setStringField(env, rttResult, "bssid", bssid); 1152 setIntField(env, rttResult, "burstNumber", result->burst_num); 1153 setIntField(env, rttResult, "measurementFrameNumber", result->measurement_number); 1154 setIntField(env, rttResult, "successMeasurementFrameNumber", result->success_number); 1155 setIntField(env, rttResult, "frameNumberPerBurstPeer", result->number_per_burst_peer); 1156 setIntField(env, rttResult, "status", result->status); 1157 setIntField(env, rttResult, "measurementType", result->type); 1158 setIntField(env, rttResult, "retryAfterDuration", result->retry_after_duration); 1159 setLongField(env, rttResult, "ts", result->ts); 1160 setIntField(env, rttResult, "rssi", result->rssi); 1161 setIntField(env, rttResult, "rssiSpread", result->rssi_spread); 1162 setIntField(env, rttResult, "txRate", result->tx_rate.bitrate); 1163 setIntField(env, rttResult, "rxRate", result->rx_rate.bitrate); 1164 setLongField(env, rttResult, "rtt", result->rtt); 1165 setLongField(env, rttResult, "rttStandardDeviation", result->rtt_sd); 1166 setIntField(env, rttResult, "distance", result->distance); 1167 setIntField(env, rttResult, "distanceStandardDeviation", result->distance_sd); 1168 setIntField(env, rttResult, "distanceSpread", result->distance_spread); 1169 setIntField(env, rttResult, "burstDuration", result->burst_duration); 1170 setIntField(env, rttResult, "negotiatedBurstNum", result->negotiated_burst_num); 1171 jobject LCI = createObject(env, "android/net/wifi/RttManager$WifiInformationElement"); 1172 if (result->LCI != NULL && result->LCI->len > 0) { 1173 ALOGD("Add LCI in result"); 1174 setByteField(env, LCI, "id", result->LCI->id); 1175 jbyteArray elements = env->NewByteArray(result->LCI->len); 1176 jbyte *bytes = (jbyte *)&(result->LCI->data[0]); 1177 env->SetByteArrayRegion(elements, 0, result->LCI->len, bytes); 1178 setObjectField(env, LCI, "data", "[B", elements); 1179 env->DeleteLocalRef(elements); 1180 } else { 1181 ALOGD("No LCI in result"); 1182 setByteField(env, LCI, "id", (byte)(0xff)); 1183 } 1184 setObjectField(env, rttResult, "LCI", 1185 "Landroid/net/wifi/RttManager$WifiInformationElement;", LCI); 1186 1187 jobject LCR = createObject(env, "android/net/wifi/RttManager$WifiInformationElement"); 1188 if (result->LCR != NULL && result->LCR->len > 0) { 1189 ALOGD("Add LCR in result"); 1190 setByteField(env, LCR, "id", result->LCR->id); 1191 jbyteArray elements = env->NewByteArray(result->LCI->len); 1192 jbyte *bytes = (jbyte *)&(result->LCR->data[0]); 1193 env->SetByteArrayRegion(elements, 0, result->LCI->len, bytes); 1194 setObjectField(env, LCR, "data", "[B", elements); 1195 env->DeleteLocalRef(elements); 1196 } else { 1197 ALOGD("No LCR in result"); 1198 setByteField(env, LCR, "id", (byte)(0xff)); 1199 } 1200 setObjectField(env, rttResult, "LCR", 1201 "Landroid/net/wifi/RttManager$WifiInformationElement;", LCR); 1202 1203 env->SetObjectArrayElement(rttResults, i, rttResult); 1204 env->DeleteLocalRef(LCI); 1205 env->DeleteLocalRef(LCR); 1206 env->DeleteLocalRef(rttResult); 1207 } 1208 1209 reportEvent(env, mCls, "onRttResults", "(I[Landroid/net/wifi/RttManager$RttResult;)V", 1210 id, rttResults); 1211 1212 //clean the local reference 1213 env->DeleteLocalRef(rttResults); 1214 env->DeleteLocalRef(clsRttResult); 1215 1216} 1217 1218const int MaxRttConfigs = 16; 1219 1220static jboolean android_net_wifi_requestRange( 1221 JNIEnv *env, jclass cls, jint iface, jint id, jobject params) { 1222 1223 wifi_interface_handle handle = getIfaceHandle(env, cls, iface); 1224 ALOGD("sending rtt request [%d] = %p", id, handle); 1225 1226 wifi_rtt_config configs[MaxRttConfigs]; 1227 memset(&configs, 0, sizeof(configs)); 1228 1229 int len = env->GetArrayLength((jobjectArray)params); 1230 if (len > MaxRttConfigs) { 1231 return false; 1232 } 1233 1234 for (int i = 0; i < len; i++) { 1235 1236 jobject param = env->GetObjectArrayElement((jobjectArray)params, i); 1237 if (param == NULL) { 1238 ALOGD("could not get element %d", i); 1239 continue; 1240 } 1241 1242 wifi_rtt_config &config = configs[i]; 1243 1244 parseMacAddress(env, param, config.addr); 1245 config.type = (wifi_rtt_type)getIntField(env, param, "requestType"); 1246 config.peer = (rtt_peer_type)getIntField(env, param, "deviceType"); 1247 config.channel.center_freq = getIntField(env, param, "frequency"); 1248 config.channel.width = (wifi_channel_width) getIntField(env, param, "channelWidth"); 1249 config.channel.center_freq0 = getIntField(env, param, "centerFreq0"); 1250 config.channel.center_freq1 = getIntField(env, param, "centerFreq1"); 1251 1252 config.num_burst = getIntField(env, param, "numberBurst"); 1253 config.burst_period = (unsigned) getIntField(env, param, "interval"); 1254 config.num_frames_per_burst = (unsigned) getIntField(env, param, "numSamplesPerBurst"); 1255 config.num_retries_per_rtt_frame = (unsigned) getIntField(env, param, 1256 "numRetriesPerMeasurementFrame"); 1257 config.num_retries_per_ftmr = (unsigned) getIntField(env, param, "numRetriesPerFTMR"); 1258 config.LCI_request = getBoolField(env, param, "LCIRequest") ? 1 : 0; 1259 config.LCR_request = getBoolField(env, param, "LCRRequest") ? 1 : 0; 1260 config.burst_duration = (unsigned) getIntField(env, param, "burstTimeout"); 1261 config.preamble = (wifi_rtt_preamble) getIntField(env, param, "preamble"); 1262 config.bw = (wifi_rtt_bw) getIntField(env, param, "bandwidth"); 1263 1264 ALOGD("RTT request destination %d: type is %d, peer is %d, bw is %d, center_freq is %d ", i, 1265 config.type,config.peer, config.channel.width, config.channel.center_freq); 1266 ALOGD("center_freq0 is %d, center_freq1 is %d, num_burst is %d,interval is %d", 1267 config.channel.center_freq0, config.channel.center_freq1, config.num_burst, 1268 config.burst_period); 1269 ALOGD("frames_per_burst is %d, retries of measurement frame is %d, retries_per_ftmr is %d", 1270 config.num_frames_per_burst, config.num_retries_per_rtt_frame, 1271 config.num_retries_per_ftmr); 1272 ALOGD("LCI_requestis %d, LCR_request is %d, burst_timeout is %d, preamble is %d, bw is %d", 1273 config.LCI_request, config.LCR_request, config.burst_duration, config.preamble, 1274 config.bw); 1275 } 1276 1277 wifi_rtt_event_handler handler; 1278 handler.on_rtt_results = &onRttResults; 1279 1280 return hal_fn.wifi_rtt_range_request(id, handle, len, configs, handler) == WIFI_SUCCESS; 1281} 1282 1283static jboolean android_net_wifi_cancelRange( 1284 JNIEnv *env, jclass cls, jint iface, jint id, jobject params) { 1285 1286 wifi_interface_handle handle = getIfaceHandle(env, cls, iface); 1287 ALOGD("cancelling rtt request [%d] = %p", id, handle); 1288 1289 mac_addr addrs[MaxRttConfigs]; 1290 memset(&addrs, 0, sizeof(addrs)); 1291 1292 int len = env->GetArrayLength((jobjectArray)params); 1293 if (len > MaxRttConfigs) { 1294 return false; 1295 } 1296 1297 for (int i = 0; i < len; i++) { 1298 1299 jobject param = env->GetObjectArrayElement((jobjectArray)params, i); 1300 if (param == NULL) { 1301 ALOGD("could not get element %d", i); 1302 continue; 1303 } 1304 1305 parseMacAddress(env, param, addrs[i]); 1306 } 1307 1308 return hal_fn.wifi_rtt_range_cancel(id, handle, len, addrs) == WIFI_SUCCESS; 1309} 1310 1311static jboolean android_net_wifi_setScanningMacOui(JNIEnv *env, jclass cls, 1312 jint iface, jbyteArray param) { 1313 1314 wifi_interface_handle handle = getIfaceHandle(env, cls, iface); 1315 ALOGD("setting scan oui %p", handle); 1316 1317 static const unsigned oui_len = 3; /* OUI is upper 3 bytes of mac_address */ 1318 int len = env->GetArrayLength(param); 1319 if (len != oui_len) { 1320 ALOGE("invalid oui length %d", len); 1321 return false; 1322 } 1323 1324 jbyte* bytes = env->GetByteArrayElements(param, NULL); 1325 if (bytes == NULL) { 1326 ALOGE("failed to get array"); 1327 return false; 1328 } 1329 1330 wifi_error ret = hal_fn.wifi_set_scanning_mac_oui(handle, (byte *)bytes); 1331 env->ReleaseByteArrayElements(param, bytes, 0); 1332 return ret == WIFI_SUCCESS; 1333} 1334 1335static jintArray android_net_wifi_getValidChannels(JNIEnv *env, jclass cls, 1336 jint iface, jint band) { 1337 1338 wifi_interface_handle handle = getIfaceHandle(env, cls, iface); 1339 ALOGD("getting valid channels %p", handle); 1340 1341 static const int MaxChannels = 64; 1342 wifi_channel channels[64]; 1343 int num_channels = 0; 1344 wifi_error result = hal_fn.wifi_get_valid_channels(handle, band, MaxChannels, 1345 channels, &num_channels); 1346 1347 if (result == WIFI_SUCCESS) { 1348 jintArray channelArray = env->NewIntArray(num_channels); 1349 if (channelArray == NULL) { 1350 ALOGE("failed to allocate channel list"); 1351 return NULL; 1352 } 1353 1354 env->SetIntArrayRegion(channelArray, 0, num_channels, channels); 1355 return channelArray; 1356 } else { 1357 ALOGE("failed to get channel list : %d", result); 1358 return NULL; 1359 } 1360} 1361 1362static jboolean android_net_wifi_setDfsFlag(JNIEnv *env, jclass cls, jint iface, jboolean dfs) { 1363 wifi_interface_handle handle = getIfaceHandle(env, cls, iface); 1364 ALOGD("setting dfs flag to %s, %p", dfs ? "true" : "false", handle); 1365 1366 u32 nodfs = dfs ? 0 : 1; 1367 wifi_error result = hal_fn.wifi_set_nodfs_flag(handle, nodfs); 1368 return result == WIFI_SUCCESS; 1369} 1370 1371static jobject android_net_wifi_get_rtt_capabilities(JNIEnv *env, jclass cls, jint iface) { 1372 wifi_rtt_capabilities rtt_capabilities; 1373 wifi_interface_handle handle = getIfaceHandle(env, cls, iface); 1374 wifi_error ret = hal_fn.wifi_get_rtt_capabilities(handle, &rtt_capabilities); 1375 1376 if(WIFI_SUCCESS == ret) { 1377 jobject capabilities = createObject(env, "android/net/wifi/RttManager$RttCapabilities"); 1378 setBooleanField(env, capabilities, "oneSidedRttSupported", 1379 rtt_capabilities.rtt_one_sided_supported == 1); 1380 setBooleanField(env, capabilities, "twoSided11McRttSupported", 1381 rtt_capabilities.rtt_ftm_supported == 1); 1382 setBooleanField(env, capabilities, "lciSupported", 1383 rtt_capabilities.lci_support); 1384 setBooleanField(env,capabilities, "lcrSupported", 1385 rtt_capabilities.lcr_support); 1386 setIntField(env, capabilities, "preambleSupported", 1387 rtt_capabilities.preamble_support); 1388 setIntField(env, capabilities, "bwSupported", 1389 rtt_capabilities.bw_support); 1390 ALOGD("One side RTT is: %s", rtt_capabilities.rtt_one_sided_supported ==1 ? "support" : 1391 "not support"); 1392 ALOGD("Two side RTT is: %s", rtt_capabilities.rtt_ftm_supported == 1 ? "support" : 1393 "not support"); 1394 ALOGD("LCR is: %s", rtt_capabilities.lcr_support == 1 ? "support" : "not support"); 1395 1396 ALOGD("LCI is: %s", rtt_capabilities.lci_support == 1 ? "support" : "not support"); 1397 1398 ALOGD("Support Preamble is : %d support BW is %d", rtt_capabilities.preamble_support, 1399 rtt_capabilities.bw_support); 1400 return capabilities; 1401 } else { 1402 return NULL; 1403 } 1404} 1405 1406static jboolean android_net_wifi_set_Country_Code_Hal(JNIEnv *env,jclass cls, jint iface, 1407 jstring country_code) { 1408 1409 wifi_interface_handle handle = getIfaceHandle(env, cls, iface); 1410 const char *country = env->GetStringUTFChars(country_code, NULL); 1411 1412 ALOGD("set country code: %s", country); 1413 wifi_error res = hal_fn.wifi_set_country_code(handle, country); 1414 env->ReleaseStringUTFChars(country_code, country); 1415 1416 return res == WIFI_SUCCESS; 1417} 1418 1419static jboolean android_net_wifi_enable_disable_tdls(JNIEnv *env,jclass cls, jint iface, 1420 jboolean enable, jstring addr) { 1421 wifi_interface_handle handle = getIfaceHandle(env, cls, iface); 1422 1423 mac_addr address; 1424 parseMacAddress(env, addr, address); 1425 wifi_tdls_handler tdls_handler; 1426 //tdls_handler.on_tdls_state_changed = &on_tdls_state_changed; 1427 1428 if(enable) { 1429 return (hal_fn.wifi_enable_tdls(handle, address, NULL, tdls_handler) == WIFI_SUCCESS); 1430 } else { 1431 return (hal_fn.wifi_disable_tdls(handle, address) == WIFI_SUCCESS); 1432 } 1433} 1434 1435static void on_tdls_state_changed(mac_addr addr, wifi_tdls_status status) { 1436 JNIEnv *env = NULL; 1437 mVM->AttachCurrentThread(&env, NULL); 1438 1439 ALOGD("on_tdls_state_changed is called: vm = %p, obj = %p, env = %p", mVM, mCls, env); 1440 1441 char mac[32]; 1442 sprintf(mac, "%02x:%02x:%02x:%02x:%02x:%02x", addr[0], addr[1], addr[2], addr[3], addr[4], 1443 addr[5]); 1444 1445 jstring mac_address = env->NewStringUTF(mac); 1446 reportEvent(env, mCls, "onTdlsStatus", "(Ljava/lang/StringII;)V", 1447 mac_address, status.state, status.reason); 1448 1449} 1450 1451static jobject android_net_wifi_get_tdls_status(JNIEnv *env,jclass cls, jint iface,jstring addr) { 1452 wifi_interface_handle handle = getIfaceHandle(env, cls, iface); 1453 1454 mac_addr address; 1455 parseMacAddress(env, addr, address); 1456 1457 wifi_tdls_status status; 1458 1459 wifi_error ret; 1460 ret = hal_fn.wifi_get_tdls_status(handle, address, &status ); 1461 1462 if (ret != WIFI_SUCCESS) { 1463 return NULL; 1464 } else { 1465 jobject tdls_status = createObject(env, "com/android/server/wifi/WifiNative$TdlsStatus"); 1466 setIntField(env, tdls_status, "channel", status.channel); 1467 setIntField(env, tdls_status, "global_operating_class", status.global_operating_class); 1468 setIntField(env, tdls_status, "state", status.state); 1469 setIntField(env, tdls_status, "reason", status.reason); 1470 return tdls_status; 1471 } 1472} 1473 1474static jobject android_net_wifi_get_tdls_capabilities(JNIEnv *env, jclass cls, jint iface) { 1475 wifi_tdls_capabilities tdls_capabilities; 1476 wifi_interface_handle handle = getIfaceHandle(env, cls, iface); 1477 wifi_error ret = hal_fn.wifi_get_tdls_capabilities(handle, &tdls_capabilities); 1478 1479 if(WIFI_SUCCESS == ret) { 1480 jobject capabilities = createObject(env, 1481 "com/android/server/wifi/WifiNative$TdlsCapabilities"); 1482 setIntField(env, capabilities, "maxConcurrentTdlsSessionNumber", 1483 tdls_capabilities.max_concurrent_tdls_session_num); 1484 setBooleanField(env, capabilities, "isGlobalTdlsSupported", 1485 tdls_capabilities.is_global_tdls_supported == 1); 1486 setBooleanField(env, capabilities, "isPerMacTdlsSupported", 1487 tdls_capabilities.is_per_mac_tdls_supported == 1); 1488 setBooleanField(env,capabilities, "isOffChannelTdlsSupported", 1489 tdls_capabilities.is_off_channel_tdls_supported); 1490 1491 ALOGD("TDLS Max Concurrent Tdls Session Number is: %d", 1492 tdls_capabilities.max_concurrent_tdls_session_num); 1493 ALOGD("Global Tdls is: %s", tdls_capabilities.is_global_tdls_supported == 1 ? "support" : 1494 "not support"); 1495 ALOGD("Per Mac Tdls is: %s", tdls_capabilities.is_per_mac_tdls_supported == 1 ? "support" : 1496 "not support"); 1497 ALOGD("Off Channel Tdls is: %s", tdls_capabilities.is_off_channel_tdls_supported == 1 ? 1498 "support" : "not support"); 1499 1500 return capabilities; 1501 } else { 1502 return NULL; 1503 } 1504} 1505 1506// ---------------------------------------------------------------------------- 1507// Debug framework 1508// ---------------------------------------------------------------------------- 1509static jint android_net_wifi_get_supported_logger_feature(JNIEnv *env, jclass cls, jint iface){ 1510 //Not implemented yet 1511 wifi_interface_handle handle = getIfaceHandle(env, cls, iface); 1512 return -1; 1513} 1514 1515static jobject android_net_wifi_get_driver_version(JNIEnv *env, jclass cls, jint iface) { 1516 //Need to be fixed. The memory should be allocated from lower layer 1517 //char *buffer = NULL; 1518 int buffer_length = 256; 1519 char *buffer = (char *)malloc(buffer_length); 1520 if (!buffer) return NULL; 1521 memset(buffer, 0, buffer_length); 1522 wifi_interface_handle handle = getIfaceHandle(env, cls, iface); 1523 1524 ALOGD("android_net_wifi_get_driver_version = %p", handle); 1525 1526 if (handle == 0) { 1527 return NULL; 1528 } 1529 1530 wifi_error result = hal_fn.wifi_get_driver_version(handle, buffer, buffer_length); 1531 1532 if (result == WIFI_SUCCESS) { 1533 ALOGD("buffer is %p, length is %d", buffer, buffer_length); 1534 jstring driver_version = env->NewStringUTF(buffer); 1535 free(buffer); 1536 return driver_version; 1537 } else { 1538 ALOGD("Fail to get driver version"); 1539 return NULL; 1540 } 1541} 1542 1543static jobject android_net_wifi_get_firmware_version(JNIEnv *env, jclass cls, jint iface) { 1544 1545 //char *buffer = NULL; 1546 int buffer_length = 256; 1547 char *buffer = (char *)malloc(buffer_length); 1548 if (!buffer) return NULL; 1549 memset(buffer, 0, buffer_length); 1550 wifi_interface_handle handle = getIfaceHandle(env, cls, iface); 1551 1552 ALOGD("android_net_wifi_get_firmware_version = %p", handle); 1553 1554 if (handle == 0) { 1555 return NULL; 1556 } 1557 1558 wifi_error result = hal_fn.wifi_get_firmware_version(handle, buffer, buffer_length); 1559 1560 if (result == WIFI_SUCCESS) { 1561 ALOGD("buffer is %p, length is %d", buffer, buffer_length); 1562 jstring firmware_version = env->NewStringUTF(buffer); 1563 free(buffer); 1564 return firmware_version; 1565 } else { 1566 ALOGD("Fail to get Firmware version"); 1567 return NULL; 1568 } 1569} 1570 1571static jobject android_net_wifi_get_ring_buffer_status (JNIEnv *env, jclass cls, jint iface) { 1572 1573 wifi_interface_handle handle = getIfaceHandle(env, cls, iface); 1574 1575 ALOGD(" android_net_wifi_get_ring_buffer_status = %p", handle); 1576 1577 if (handle == 0) { 1578 return NULL; 1579 } 1580 1581 //wifi_ring_buffer_status *status = NULL; 1582 u32 num_rings = 10; 1583 wifi_ring_buffer_status *status = 1584 (wifi_ring_buffer_status *)malloc(sizeof(wifi_ring_buffer_status) * num_rings); 1585 if (!status) return NULL; 1586 memset(status, 0, sizeof(wifi_ring_buffer_status) * num_rings); 1587 wifi_error result = hal_fn.wifi_get_ring_buffers_status(handle, &num_rings, status); 1588 if (result == WIFI_SUCCESS) { 1589 ALOGD("status is %p, number is %d", status, num_rings); 1590 jclass clsRingBufferStatus = 1591 (env)->FindClass("com/android/server/wifi/WifiNative$RingBufferStatus"); 1592 if (clsRingBufferStatus == NULL) { 1593 ALOGE("Error in accessing class"); 1594 free(status); 1595 return NULL; 1596 } 1597 jobjectArray ringBuffersStatus = env->NewObjectArray(num_rings,clsRingBufferStatus, NULL); 1598 wifi_ring_buffer_status *tmp = status; 1599 1600 for(u32 i = 0; i < num_rings; i++, tmp++) { 1601 jobject ringStatus = createObject(env, 1602 "com/android/server/wifi/WifiNative$RingBufferStatus"); 1603 if (ringStatus == NULL) { 1604 ALOGE("Error in creating ringBufferStatus"); 1605 free(status); 1606 return NULL; 1607 } 1608 char name[32]; 1609 for(int j = 0; j < 32; j++) { 1610 name[j] = tmp->name[j]; 1611 } 1612 setStringField(env, ringStatus, "name", name); 1613 setIntField(env, ringStatus, "flag", tmp->flags); 1614 setIntField(env, ringStatus, "ringBufferId", tmp->ring_id); 1615 setIntField(env, ringStatus, "ringBufferByteSize", tmp->ring_buffer_byte_size); 1616 setIntField(env, ringStatus, "verboseLevel", tmp->verbose_level); 1617 setIntField(env, ringStatus, "writtenBytes", tmp->written_bytes); 1618 setIntField(env, ringStatus, "readBytes", tmp->read_bytes); 1619 setIntField(env, ringStatus, "writtenRecords", tmp->written_records); 1620 env->SetObjectArrayElement(ringBuffersStatus, i, ringStatus); 1621 } 1622 free(status); 1623 return ringBuffersStatus; 1624 } else { 1625 free(status); 1626 return NULL; 1627 } 1628} 1629 1630static void on_ring_buffer_data(char *ring_name, char *buffer, int buffer_size, 1631 wifi_ring_buffer_status *status) { 1632 1633 if (!ring_name || !buffer || !status || 1634 (unsigned int)buffer_size <= sizeof(wifi_ring_buffer_entry)) { 1635 ALOGE("Error input for on_ring_buffer_data!"); 1636 return; 1637 } 1638 1639 JNIEnv *env = NULL; 1640 mVM->AttachCurrentThread(&env, NULL); 1641 /* ALOGD("on_ring_buffer_data called, vm = %p, obj = %p, env = %p buffer size = %d", mVM, 1642 mCls, env, buffer_size); */ 1643 1644 jobject ringStatus = createObject(env, 1645 "com/android/server/wifi/WifiNative$RingBufferStatus"); 1646 if (status == NULL) { 1647 ALOGE("Error in creating ringBufferStatus"); 1648 return; 1649 } 1650 1651 setStringField(env, ringStatus, "name", ring_name); 1652 setIntField(env, ringStatus, "flag", status->flags); 1653 setIntField(env, ringStatus, "ringBufferId", status->ring_id); 1654 setIntField(env, ringStatus, "ringBufferByteSize", status->ring_buffer_byte_size); 1655 setIntField(env, ringStatus, "verboseLevel", status->verbose_level); 1656 setIntField(env, ringStatus, "writtenBytes", status->written_bytes); 1657 setIntField(env, ringStatus, "readBytes", status->read_bytes); 1658 setIntField(env, ringStatus, "writtenRecords", status->written_records); 1659 1660 jbyteArray bytes = env->NewByteArray(buffer_size); 1661 env->SetByteArrayRegion(bytes, 0, buffer_size, (jbyte*)buffer); 1662 1663 reportEvent(env, mCls,"onRingBufferData", 1664 "(Lcom/android/server/wifi/WifiNative$RingBufferStatus;[B)V", ringStatus, bytes); 1665 1666 env->DeleteLocalRef(bytes); 1667 env->DeleteLocalRef(ringStatus); 1668} 1669 1670static void on_alert_data(wifi_request_id id, char *buffer, int buffer_size, int err_code){ 1671 JNIEnv *env = NULL; 1672 mVM->AttachCurrentThread(&env, NULL); 1673 ALOGD(" on_alert_data called, vm = %p, obj = %p, env = %p buffer_size = %d, error code = %d" 1674 , mVM, mCls, env, buffer_size, err_code); 1675 1676 if (buffer_size > 0) { 1677 jbyteArray records = env->NewByteArray(buffer_size); 1678 jbyte *bytes = (jbyte *) buffer; 1679 env->SetByteArrayRegion(records, 0,buffer_size, bytes); 1680 reportEvent(env, mCls,"onWifiAlert","([BI)V", records, err_code); 1681 env->DeleteLocalRef(records); 1682 } else { 1683 reportEvent(env, mCls,"onWifiAlert","([BI)V", NULL, err_code); 1684 } 1685} 1686 1687 1688static jboolean android_net_wifi_start_logging_ring_buffer(JNIEnv *env, jclass cls, jint iface, 1689 jint verbose_level,jint flags, jint max_interval,jint min_data_size, jstring ring_name) { 1690 1691 wifi_interface_handle handle = getIfaceHandle(env, cls, iface); 1692 1693 ALOGD("android_net_wifi_start_logging_ring_buffer = %p", handle); 1694 1695 if (handle == 0) { 1696 return false; 1697 } 1698 1699 const char* ring_name_const_char = env->GetStringUTFChars(ring_name, JNI_FALSE); 1700 int len; 1701 for(len = 0; ring_name_const_char[len] != 0; len++); 1702 1703 char* ring_name_char = (char*) malloc(len+1); 1704 memcpy(ring_name_char, ring_name_const_char, len+1); 1705 1706 int ret = hal_fn.wifi_start_logging(handle, verbose_level, flags, max_interval, min_data_size, 1707 ring_name_char); 1708 1709 if (ret != WIFI_SUCCESS) { 1710 ALOGE("Fail to start logging for ring %s", ring_name); 1711 } else { 1712 ALOGD("start logging for ring %s", ring_name); 1713 } 1714 env->ReleaseStringUTFChars(ring_name, ring_name_char); 1715 return ret == WIFI_SUCCESS; 1716} 1717 1718static jboolean android_net_wifi_get_ring_buffer_data(JNIEnv *env, jclass cls, jint iface, 1719 jstring ring_name) { 1720 wifi_interface_handle handle = getIfaceHandle(env, cls, iface); 1721 // ALOGD("android_net_wifi_get_ring_buffer_data = %p", handle); 1722 1723 const char* ring_name_const_char = env->GetStringUTFChars(ring_name, JNI_FALSE); 1724 int len; 1725 for(len = 0; ring_name_const_char[len] != 0; len++); 1726 char* ring_name_char = (char*) malloc(len+1); 1727 memcpy(ring_name_char, ring_name_const_char, len+1); 1728 1729 int result = hal_fn.wifi_get_ring_data(handle, ring_name_char); 1730 1731 env->ReleaseStringUTFChars(ring_name, ring_name_char); 1732 return result == WIFI_SUCCESS; 1733} 1734 1735 1736void on_firmware_memory_dump(char *buffer, int buffer_size) { 1737 JNIEnv *env = NULL; 1738 mVM->AttachCurrentThread(&env, NULL); 1739 /* ALOGD("on_firmware_memory_dump called, vm = %p, obj = %p, env = %p buffer_size = %d" 1740 , mVM, mCls, env, buffer_size); */ 1741 1742 if (buffer_size > 0) { 1743 jbyteArray dump = env->NewByteArray(buffer_size); 1744 jbyte *bytes = (jbyte *) (buffer); 1745 env->SetByteArrayRegion(dump, 0, buffer_size, bytes); 1746 reportEvent(env, mCls,"onWifiFwMemoryAvailable","([B)V", dump); 1747 env->DeleteLocalRef(dump); 1748 } 1749 1750} 1751 1752static jboolean android_net_wifi_get_fw_memory_dump(JNIEnv *env, jclass cls, jint iface){ 1753 wifi_interface_handle handle = getIfaceHandle(env, cls, iface); 1754 // ALOGD("android_net_wifi_get_fw_memory_dump = %p", handle); 1755 1756 if (handle == NULL) { 1757 ALOGE("Can not get wifi_interface_handle"); 1758 return false; 1759 } 1760 1761 wifi_firmware_memory_dump_handler fw_dump_handle; 1762 fw_dump_handle.on_firmware_memory_dump = on_firmware_memory_dump; 1763 int result = hal_fn.wifi_get_firmware_memory_dump(handle, fw_dump_handle); 1764 return result == WIFI_SUCCESS; 1765 1766} 1767 1768static jboolean android_net_wifi_set_log_handler(JNIEnv *env, jclass cls, jint iface, jint id) { 1769 wifi_interface_handle handle = getIfaceHandle(env, cls, iface); 1770 ALOGD("android_net_wifi_set_log_handler = %p", handle); 1771 1772 //initialize the handler on first time 1773 wifi_ring_buffer_data_handler handler; 1774 handler.on_ring_buffer_data = &on_ring_buffer_data; 1775 int result = hal_fn.wifi_set_log_handler(id, handle, handler); 1776 if (result != WIFI_SUCCESS) { 1777 ALOGE("Fail to set logging handler"); 1778 return false; 1779 } 1780 1781 //set alter handler This will start alert too 1782 wifi_alert_handler alert_handler; 1783 alert_handler.on_alert = &on_alert_data; 1784 result = hal_fn.wifi_set_alert_handler(id, handle, alert_handler); 1785 if (result != WIFI_SUCCESS) { 1786 ALOGE(" Fail to set alert handler"); 1787 return false; 1788 } 1789 1790 return true; 1791} 1792 1793static jboolean android_net_wifi_reset_log_handler(JNIEnv *env, jclass cls, jint iface, jint id) { 1794 wifi_interface_handle handle = getIfaceHandle(env, cls, iface); 1795 1796 //reset alter handler 1797 ALOGD("android_net_wifi_reset_alert_handler = %p", handle); 1798 int result = hal_fn.wifi_reset_alert_handler(id, handle); 1799 if (result != WIFI_SUCCESS) { 1800 ALOGE(" Fail to reset alert handler"); 1801 return false; 1802 } 1803 1804 //reset log handler 1805 ALOGD("android_net_wifi_reset_log_handler = %p", handle); 1806 result = hal_fn.wifi_reset_log_handler(id, handle); 1807 if (result != WIFI_SUCCESS) { 1808 ALOGE("Fail to reset logging handler"); 1809 return false; 1810 } 1811 1812 return true; 1813} 1814 1815// ---------------------------------------------------------------------------- 1816// ePno framework 1817// ---------------------------------------------------------------------------- 1818 1819 1820static void onPnoNetworkFound(wifi_request_id id, 1821 unsigned num_results, wifi_scan_result *results) { 1822 JNIEnv *env = NULL; 1823 mVM->AttachCurrentThread(&env, NULL); 1824 1825 ALOGD("onPnoNetworkFound called, vm = %p, obj = %p, env = %p, num_results %u", 1826 mVM, mCls, env, num_results); 1827 1828 if (results == 0 || num_results == 0) { 1829 ALOGE("onPnoNetworkFound: Error no results"); 1830 return; 1831 } 1832 1833 jobject scanResult; 1834 jbyte *bytes; 1835 jobjectArray scanResults; 1836 //jbyteArray elements; 1837 1838 for (unsigned i=0; i<num_results; i++) { 1839 1840 scanResult = createScanResult(env, &results[i]); 1841 if (i == 0) { 1842 scanResults = env->NewObjectArray(num_results, 1843 env->FindClass("android/net/wifi/ScanResult"), scanResult); 1844 if (scanResults == 0) { 1845 ALOGD("cant allocate array"); 1846 } else { 1847 ALOGD("allocated array %u", env->GetArrayLength(scanResults)); 1848 } 1849 } else { 1850 env->SetObjectArrayElement(scanResults, i, scanResult); 1851 } 1852 1853 ALOGD("Scan result with ie length %d, i %u, <%s> rssi=%d %02x:%02x:%02x:%02x:%02x:%02x", 1854 results->ie_length, i, results[i].ssid, results[i].rssi, results[i].bssid[0], 1855 results[i].bssid[1],results[i].bssid[2], results[i].bssid[3], results[i].bssid[4], 1856 results[i].bssid[5]); 1857 1858 /*elements = env->NewByteArray(results->ie_length); 1859 if (elements == NULL) { 1860 ALOGE("Error in allocating array"); 1861 return; 1862 }*/ 1863 1864 //ALOGD("onPnoNetworkFound: Setting byte array"); 1865 1866 //bytes = (jbyte *)&(results->ie_data[0]); 1867 //env->SetByteArrayRegion(elements, 0, results->ie_length, bytes); 1868 1869 //ALOGD("onPnoNetworkFound: Returning result"); 1870 } 1871 1872 1873 ALOGD("calling report"); 1874 1875 reportEvent(env, mCls, "onPnoNetworkFound", "(I[Landroid/net/wifi/ScanResult;)V", id, 1876 scanResults); 1877 ALOGD("free ref"); 1878 1879 env->DeleteLocalRef(scanResults); 1880 //env->DeleteLocalRef(elements); 1881} 1882 1883static jboolean android_net_wifi_setPnoListNative( 1884 JNIEnv *env, jclass cls, jint iface, jint id, jobject list) { 1885 1886 wifi_epno_handler handler; 1887 handler.on_network_found = &onPnoNetworkFound; 1888 1889 wifi_interface_handle handle = getIfaceHandle(env, cls, iface); 1890 ALOGD("configure ePno list request [%d] = %p", id, handle); 1891 1892 if (list == NULL) { 1893 // stop pno 1894 int result = hal_fn.wifi_set_epno_list(id, handle, 0, NULL, handler); 1895 ALOGE(" setPnoListNative: STOP result = %d", result); 1896 return result >= 0; 1897 } 1898 1899 wifi_epno_network net_list[MAX_PNO_SSID]; 1900 memset(&net_list, 0, sizeof(net_list)); 1901 1902 size_t len = env->GetArrayLength((jobjectArray)list); 1903 if (len > (size_t)MAX_PNO_SSID) { 1904 return false; 1905 } 1906 1907 for (unsigned int i = 0; i < len; i++) { 1908 1909 jobject pno_net = env->GetObjectArrayElement((jobjectArray)list, i); 1910 if (pno_net == NULL) { 1911 ALOGD("setPnoListNative: could not get element %d", i); 1912 continue; 1913 } 1914 1915 jstring sssid = (jstring) getObjectField( 1916 env, pno_net, "SSID", "Ljava/lang/String;"); 1917 if (sssid == NULL) { 1918 ALOGE("Error setPnoListNative: getting ssid field"); 1919 return false; 1920 } 1921 1922 const char *ssid = env->GetStringUTFChars(sssid, NULL); 1923 if (ssid == NULL) { 1924 ALOGE("Error setPnoListNative: getting ssid"); 1925 return false; 1926 } 1927 int ssid_len = strnlen((const char*)ssid, 33); 1928 if (ssid_len > 32) { 1929 ALOGE("Error setPnoListNative: long ssid %u", strnlen((const char*)ssid, 256)); 1930 return false; 1931 } 1932 if (ssid_len > 1 && ssid[0] == '"' && ssid[ssid_len-1]) 1933 { 1934 // strip leading and trailing '"' 1935 ssid++; 1936 ssid_len-=2; 1937 } 1938 if (ssid_len == 0) { 1939 ALOGE("Error setPnoListNative: zero length ssid, skip it"); 1940 continue; 1941 } 1942 memcpy(net_list[i].ssid, ssid, ssid_len); 1943 1944 int rssit = getIntField(env, pno_net, "rssi_threshold"); 1945 net_list[i].rssi_threshold = (byte)rssit; 1946 int a = getIntField(env, pno_net, "auth"); 1947 net_list[i].auth_bit_field = a; 1948 int f = getIntField(env, pno_net, "flags"); 1949 net_list[i].flags = f; 1950 ALOGE(" setPnoListNative: idx %u rssi %d/%d auth %x/%x flags %x/%x [%s]", i, 1951 (signed)net_list[i].rssi_threshold, net_list[i].rssi_threshold, 1952 net_list[i].auth_bit_field, a, net_list[i].flags, f, net_list[i].ssid); 1953 } 1954 1955 int result = hal_fn.wifi_set_epno_list(id, handle, len, net_list, handler); 1956 ALOGE(" setPnoListNative: result %d", result); 1957 1958 return result >= 0; 1959} 1960 1961static jboolean android_net_wifi_setLazyRoam( 1962 JNIEnv *env, jclass cls, jint iface, jint id, jboolean enabled, jobject roam_param) { 1963 1964 wifi_error status = WIFI_SUCCESS; 1965 wifi_roam_params params; 1966 memset(¶ms, 0, sizeof(params)); 1967 1968 wifi_interface_handle handle = getIfaceHandle(env, cls, iface); 1969 ALOGD("configure lazy roam request [%d] = %p", id, handle); 1970 1971 if (roam_param != NULL) { 1972 params.A_band_boost_threshold = getIntField(env, roam_param, "A_band_boost_threshold"); 1973 params.A_band_penalty_threshold = getIntField(env, roam_param, "A_band_penalty_threshold"); 1974 params.A_band_boost_factor = getIntField(env, roam_param, "A_band_boost_factor"); 1975 params.A_band_penalty_factor = getIntField(env, roam_param, "A_band_penalty_factor"); 1976 params.A_band_max_boost = getIntField(env, roam_param, "A_band_max_boost"); 1977 params.lazy_roam_hysteresis = getIntField(env, roam_param, "lazy_roam_hysteresis"); 1978 params.alert_roam_rssi_trigger = getIntField(env, roam_param, "alert_roam_rssi_trigger"); 1979 status = hal_fn.wifi_set_gscan_roam_params(id, handle, ¶ms); 1980 } 1981 ALOGE("android_net_wifi_setLazyRoam configured params status=%d\n", status); 1982 1983 if (status >= 0) { 1984 int doEnable = enabled ? 1 : 0; 1985 status = hal_fn.wifi_enable_lazy_roam(id, handle, doEnable); 1986 ALOGE("android_net_wifi_setLazyRoam enabled roam status=%d\n", status); 1987 } 1988 return status >= 0; 1989} 1990 1991static jboolean android_net_wifi_setBssidBlacklist( 1992 JNIEnv *env, jclass cls, jint iface, jint id, jobject list) { 1993 1994 wifi_interface_handle handle = getIfaceHandle(env, cls, iface); 1995 ALOGD("configure BSSID black list request [%d] = %p", id, handle); 1996 1997 wifi_bssid_params params; 1998 memset(¶ms, 0, sizeof(params)); 1999 2000 if (list != NULL) { 2001 size_t len = env->GetArrayLength((jobjectArray)list); 2002 if (len > (size_t)MAX_BLACKLIST_BSSID) { 2003 return false; 2004 } 2005 for (unsigned int i = 0; i < len; i++) { 2006 2007 jstring jbssid = (jstring)env->GetObjectArrayElement((jobjectArray)list, i); 2008 if (jbssid == NULL) { 2009 ALOGD("configure BSSID blacklist: could not get element %d", i); 2010 continue; 2011 } 2012 const char *bssid = env->GetStringUTFChars(jbssid, NULL); 2013 if (bssid == NULL) { 2014 ALOGE("Error getting bssid"); 2015 return false; 2016 } 2017 2018 mac_addr addr; 2019 parseMacAddress(bssid, addr); 2020 memcpy(params.bssids[i], addr, sizeof(mac_addr)); 2021 2022 char bssidOut[32]; 2023 sprintf(bssidOut, "%0x:%0x:%0x:%0x:%0x:%0x", addr[0], addr[1], 2024 addr[2], addr[3], addr[4], addr[5]); 2025 2026 ALOGD("BSSID blacklist: added bssid %s", bssidOut); 2027 2028 params.num_bssid++; 2029 2030 } 2031 } 2032 2033 ALOGD("Added %d bssids", params.num_bssid); 2034 return hal_fn.wifi_set_bssid_blacklist(id, handle, params) == WIFI_SUCCESS; 2035} 2036 2037static jboolean android_net_wifi_setSsidWhitelist( 2038 JNIEnv *env, jclass cls, jint iface, jint id, jobject list) { 2039 2040 wifi_interface_handle handle = getIfaceHandle(env, cls, iface); 2041 ALOGD("configure SSID white list request [%d] = %p", id, handle); 2042 wifi_ssid *ssids = NULL; 2043 int num_ssids = 0; 2044 if (list != NULL) { 2045 size_t len = env->GetArrayLength((jobjectArray)list); 2046 if (len > 0) { 2047 ssids = (wifi_ssid *)malloc(len * sizeof (wifi_ssid)); 2048 if (!ssids) return false; 2049 memset(ssids, 0, len * sizeof (wifi_ssid)); 2050 for (unsigned int i = 0; i < len; i++) { 2051 2052 jstring jssid = (jstring)env->GetObjectArrayElement((jobjectArray)list, i); 2053 if (jssid == NULL) { 2054 ALOGD("configure SSID whitelist: could not get element %d", i); 2055 free(ssids); 2056 return false; 2057 } 2058 const char *ssid = env->GetStringUTFChars(jssid, NULL); 2059 if (ssid == NULL) { 2060 ALOGE("Error getting sssid"); 2061 free(ssids); 2062 return false; 2063 } 2064 int slen = strnlen(ssid, 33); 2065 if (slen <= 0 || slen > 32) { 2066 ALOGE("Error wrong ssid length %d", slen); 2067 free(ssids); 2068 return false; 2069 } 2070 2071 memcpy(ssids[i].ssid, ssid, slen); 2072 num_ssids++; 2073 ALOGD("SSID white list: added ssid %s", ssid); 2074 } 2075 } 2076 } 2077 2078 ALOGD("android_net_wifi_setSsidWhitelist Added %d sssids", num_ssids); 2079 return hal_fn.wifi_set_ssid_white_list(id, handle, num_ssids, ssids) == WIFI_SUCCESS; 2080} 2081 2082// ---------------------------------------------------------------------------- 2083 2084/* 2085 * JNI registration. 2086 */ 2087static JNINativeMethod gWifiMethods[] = { 2088 /* name, signature, funcPtr */ 2089 2090 { "loadDriver", "()Z", (void *)android_net_wifi_loadDriver }, 2091 { "isDriverLoaded", "()Z", (void *)android_net_wifi_isDriverLoaded }, 2092 { "unloadDriver", "()Z", (void *)android_net_wifi_unloadDriver }, 2093 { "startSupplicant", "(Z)Z", (void *)android_net_wifi_startSupplicant }, 2094 { "killSupplicant", "(Z)Z", (void *)android_net_wifi_killSupplicant }, 2095 { "connectToSupplicantNative", "()Z", (void *)android_net_wifi_connectToSupplicant }, 2096 { "closeSupplicantConnectionNative", "()V", 2097 (void *)android_net_wifi_closeSupplicantConnection }, 2098 { "waitForEventNative", "()Ljava/lang/String;", (void*)android_net_wifi_waitForEvent }, 2099 { "doBooleanCommandNative", "(Ljava/lang/String;)Z", (void*)android_net_wifi_doBooleanCommand }, 2100 { "doIntCommandNative", "(Ljava/lang/String;)I", (void*)android_net_wifi_doIntCommand }, 2101 { "doStringCommandNative", "(Ljava/lang/String;)Ljava/lang/String;", 2102 (void*) android_net_wifi_doStringCommand }, 2103 { "startHalNative", "()Z", (void*) android_net_wifi_startHal }, 2104 { "stopHalNative", "()V", (void*) android_net_wifi_stopHal }, 2105 { "waitForHalEventNative", "()V", (void*) android_net_wifi_waitForHalEvents }, 2106 { "getInterfacesNative", "()I", (void*) android_net_wifi_getInterfaces}, 2107 { "getInterfaceNameNative", "(I)Ljava/lang/String;", (void*) android_net_wifi_getInterfaceName}, 2108 { "getScanCapabilitiesNative", "(ILcom/android/server/wifi/WifiNative$ScanCapabilities;)Z", 2109 (void *) android_net_wifi_getScanCapabilities}, 2110 { "startScanNative", "(IILcom/android/server/wifi/WifiNative$ScanSettings;)Z", 2111 (void*) android_net_wifi_startScan}, 2112 { "stopScanNative", "(II)Z", (void*) android_net_wifi_stopScan}, 2113 { "getScanResultsNative", "(IZ)[Landroid/net/wifi/WifiScanner$ScanData;", 2114 (void *) android_net_wifi_getScanResults}, 2115 { "setHotlistNative", "(IILandroid/net/wifi/WifiScanner$HotlistSettings;)Z", 2116 (void*) android_net_wifi_setHotlist}, 2117 { "resetHotlistNative", "(II)Z", (void*) android_net_wifi_resetHotlist}, 2118 { "trackSignificantWifiChangeNative", "(IILandroid/net/wifi/WifiScanner$WifiChangeSettings;)Z", 2119 (void*) android_net_wifi_trackSignificantWifiChange}, 2120 { "untrackSignificantWifiChangeNative", "(II)Z", 2121 (void*) android_net_wifi_untrackSignificantWifiChange}, 2122 { "getWifiLinkLayerStatsNative", "(I)Landroid/net/wifi/WifiLinkLayerStats;", 2123 (void*) android_net_wifi_getLinkLayerStats}, 2124 { "setWifiLinkLayerStatsNative", "(II)V", 2125 (void*) android_net_wifi_setLinkLayerStats}, 2126 { "getSupportedFeatureSetNative", "(I)I", 2127 (void*) android_net_wifi_getSupportedFeatures}, 2128 { "requestRangeNative", "(II[Landroid/net/wifi/RttManager$RttParams;)Z", 2129 (void*) android_net_wifi_requestRange}, 2130 { "cancelRangeRequestNative", "(II[Landroid/net/wifi/RttManager$RttParams;)Z", 2131 (void*) android_net_wifi_cancelRange}, 2132 { "setScanningMacOuiNative", "(I[B)Z", (void*) android_net_wifi_setScanningMacOui}, 2133 { "getChannelsForBandNative", "(II)[I", (void*) android_net_wifi_getValidChannels}, 2134 { "setDfsFlagNative", "(IZ)Z", (void*) android_net_wifi_setDfsFlag}, 2135 { "toggleInterfaceNative", "(I)Z", (void*) android_net_wifi_toggle_interface}, 2136 { "getRttCapabilitiesNative", "(I)Landroid/net/wifi/RttManager$RttCapabilities;", 2137 (void*) android_net_wifi_get_rtt_capabilities}, 2138 {"setCountryCodeHalNative", "(ILjava/lang/String;)Z", 2139 (void*) android_net_wifi_set_Country_Code_Hal}, 2140 { "setPnoListNative", "(II[Lcom/android/server/wifi/WifiNative$WifiPnoNetwork;)Z", 2141 (void*) android_net_wifi_setPnoListNative}, 2142 {"enableDisableTdlsNative", "(IZLjava/lang/String;)Z", 2143 (void*) android_net_wifi_enable_disable_tdls}, 2144 {"getTdlsStatusNative", "(ILjava/lang/String;)Lcom/android/server/wifi/WifiNative$TdlsStatus;", 2145 (void*) android_net_wifi_get_tdls_status}, 2146 {"getTdlsCapabilitiesNative", "(I)Lcom/android/server/wifi/WifiNative$TdlsCapabilities;", 2147 (void*) android_net_wifi_get_tdls_capabilities}, 2148 {"getSupportedLoggerFeatureSetNative","(I)I", 2149 (void*) android_net_wifi_get_supported_logger_feature}, 2150 {"getDriverVersionNative", "(I)Ljava/lang/String;", 2151 (void*) android_net_wifi_get_driver_version}, 2152 {"getFirmwareVersionNative", "(I)Ljava/lang/String;", 2153 (void*) android_net_wifi_get_firmware_version}, 2154 {"getRingBufferStatusNative", "(I)[Lcom/android/server/wifi/WifiNative$RingBufferStatus;", 2155 (void*) android_net_wifi_get_ring_buffer_status}, 2156 {"startLoggingRingBufferNative", "(IIIIILjava/lang/String;)Z", 2157 (void*) android_net_wifi_start_logging_ring_buffer}, 2158 {"getRingBufferDataNative", "(ILjava/lang/String;)Z", 2159 (void*) android_net_wifi_get_ring_buffer_data}, 2160 {"getFwMemoryDumpNative","(I)Z", (void*) android_net_wifi_get_fw_memory_dump}, 2161 { "setLazyRoamNative", "(IIZLcom/android/server/wifi/WifiNative$WifiLazyRoamParams;)Z", 2162 (void*) android_net_wifi_setLazyRoam}, 2163 { "setBssidBlacklistNative", "(II[Ljava/lang/String;)Z", 2164 (void*)android_net_wifi_setBssidBlacklist}, 2165 { "setSsidWhitelistNative", "(II[Ljava/lang/String;)Z", 2166 (void*)android_net_wifi_setSsidWhitelist}, 2167 {"setLoggingEventHandlerNative", "(II)Z", (void *) android_net_wifi_set_log_handler}, 2168 {"resetLogHandlerNative", "(II)Z", (void *) android_net_wifi_reset_log_handler} 2169}; 2170 2171int register_android_net_wifi_WifiNative(JNIEnv* env) { 2172 return AndroidRuntime::registerNativeMethods(env, 2173 "com/android/server/wifi/WifiNative", gWifiMethods, NELEM(gWifiMethods)); 2174} 2175 2176 2177/* User to register native functions */ 2178extern "C" 2179jint Java_com_android_server_wifi_WifiNative_registerNatives(JNIEnv* env, jclass clazz) { 2180 return AndroidRuntime::registerNativeMethods(env, 2181 "com/android/server/wifi/WifiNative", gWifiMethods, NELEM(gWifiMethods)); 2182} 2183 2184}; // namespace android 2185