com_android_server_wifi_WifiNative.cpp revision d745a52dc4f929d4a4030f205ed173bdf60eaf10
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_set_alert_handler = wifi_set_alert_handler_stub; 84 hal_fn->wifi_get_firmware_version = wifi_get_firmware_version_stub; 85 hal_fn->wifi_get_ring_buffers_status = wifi_get_ring_buffers_status_stub; 86 hal_fn->wifi_get_logger_supported_feature_set = wifi_get_logger_supported_feature_set_stub; 87 hal_fn->wifi_get_ring_data = wifi_get_ring_data_stub; 88 hal_fn->wifi_get_driver_version = wifi_get_driver_version_stub; 89 hal_fn->wifi_set_ssid_white_list = wifi_set_ssid_white_list_stub; 90 hal_fn->wifi_set_gscan_roam_params = wifi_set_gscan_roam_params_stub; 91 hal_fn->wifi_set_bssid_preference = wifi_set_bssid_preference_stub; 92 hal_fn->wifi_enable_lazy_roam = wifi_enable_lazy_roam_stub; 93 hal_fn->wifi_set_bssid_blacklist = wifi_set_bssid_blacklist_stub; 94 return 0; 95} 96 97static bool doCommand(JNIEnv* env, jstring javaCommand, 98 char* reply, size_t reply_len) { 99 ScopedUtfChars command(env, javaCommand); 100 if (command.c_str() == NULL) { 101 return false; // ScopedUtfChars already threw on error. 102 } 103 104 if (DBG) { 105 ALOGD("doCommand: %s", command.c_str()); 106 } 107 108 --reply_len; // Ensure we have room to add NUL termination. 109 if (::wifi_command(command.c_str(), reply, &reply_len) != 0) { 110 return false; 111 } 112 113 // Strip off trailing newline. 114 if (reply_len > 0 && reply[reply_len-1] == '\n') { 115 reply[reply_len-1] = '\0'; 116 } else { 117 reply[reply_len] = '\0'; 118 } 119 return true; 120} 121 122static jint doIntCommand(JNIEnv* env, jstring javaCommand) { 123 char reply[REPLY_BUF_SIZE]; 124 if (!doCommand(env, javaCommand, reply, sizeof(reply))) { 125 return -1; 126 } 127 return static_cast<jint>(atoi(reply)); 128} 129 130static jboolean doBooleanCommand(JNIEnv* env, jstring javaCommand) { 131 char reply[REPLY_BUF_SIZE]; 132 if (!doCommand(env, javaCommand, reply, sizeof(reply))) { 133 return JNI_FALSE; 134 } 135 return (strcmp(reply, "OK") == 0); 136} 137 138// Send a command to the supplicant, and return the reply as a String. 139static jstring doStringCommand(JNIEnv* env, jstring javaCommand) { 140 char reply[REPLY_BUF_SIZE]; 141 if (!doCommand(env, javaCommand, reply, sizeof(reply))) { 142 return NULL; 143 } 144 return env->NewStringUTF(reply); 145} 146 147static jboolean android_net_wifi_isDriverLoaded(JNIEnv* env, jobject) 148{ 149 return (::is_wifi_driver_loaded() == 1); 150} 151 152static jboolean android_net_wifi_loadDriver(JNIEnv* env, jobject) 153{ 154 return (::wifi_load_driver() == 0); 155} 156 157static jboolean android_net_wifi_unloadDriver(JNIEnv* env, jobject) 158{ 159 return (::wifi_unload_driver() == 0); 160} 161 162static jboolean android_net_wifi_startSupplicant(JNIEnv* env, jobject, jboolean p2pSupported) 163{ 164 return (::wifi_start_supplicant(p2pSupported) == 0); 165} 166 167static jboolean android_net_wifi_killSupplicant(JNIEnv* env, jobject, jboolean p2pSupported) 168{ 169 return (::wifi_stop_supplicant(p2pSupported) == 0); 170} 171 172static jboolean android_net_wifi_connectToSupplicant(JNIEnv* env, jobject) 173{ 174 return (::wifi_connect_to_supplicant() == 0); 175} 176 177static void android_net_wifi_closeSupplicantConnection(JNIEnv* env, jobject) 178{ 179 ::wifi_close_supplicant_connection(); 180} 181 182static jstring android_net_wifi_waitForEvent(JNIEnv* env, jobject) 183{ 184 char buf[EVENT_BUF_SIZE]; 185 int nread = ::wifi_wait_for_event(buf, sizeof buf); 186 if (nread > 0) { 187 return env->NewStringUTF(buf); 188 } else { 189 return NULL; 190 } 191} 192 193static jboolean android_net_wifi_doBooleanCommand(JNIEnv* env, jobject, jstring javaCommand) { 194 return doBooleanCommand(env, javaCommand); 195} 196 197static jint android_net_wifi_doIntCommand(JNIEnv* env, jobject, jstring javaCommand) { 198 return doIntCommand(env, javaCommand); 199} 200 201static jstring android_net_wifi_doStringCommand(JNIEnv* env, jobject, jstring javaCommand) { 202 return doStringCommand(env,javaCommand); 203} 204 205/* wifi_hal <==> WifiNative bridge */ 206 207static jclass mCls; /* saved WifiNative object */ 208static JavaVM *mVM; /* saved JVM pointer */ 209 210static const char *WifiHandleVarName = "sWifiHalHandle"; 211static const char *WifiIfaceHandleVarName = "sWifiIfaceHandles"; 212static jmethodID OnScanResultsMethodID; 213 214static JNIEnv *getEnv() { 215 JNIEnv *env = NULL; 216 mVM->AttachCurrentThread(&env, NULL); 217 return env; 218} 219 220static wifi_handle getWifiHandle(JNIEnv *env, jclass cls) { 221 return (wifi_handle) getStaticLongField(env, cls, WifiHandleVarName); 222} 223 224static wifi_interface_handle getIfaceHandle(JNIEnv *env, jclass cls, jint index) { 225 return (wifi_interface_handle) getStaticLongArrayField(env, cls, WifiIfaceHandleVarName, index); 226} 227 228static jobject createScanResult(JNIEnv *env, wifi_scan_result *result) { 229 230 // ALOGD("creating scan result"); 231 232 jobject scanResult = createObject(env, "android/net/wifi/ScanResult"); 233 if (scanResult == NULL) { 234 ALOGE("Error in creating scan result"); 235 return NULL; 236 } 237 238 ALOGV("setting SSID to %s", result->ssid); 239 //jstring jssid = env->NewStringUTF(result->ssid); 240 setStringField(env, scanResult, "SSID", result->ssid); 241 242 char bssid[32]; 243 sprintf(bssid, "%02x:%02x:%02x:%02x:%02x:%02x", result->bssid[0], result->bssid[1], 244 result->bssid[2], result->bssid[3], result->bssid[4], result->bssid[5]); 245 //jstring jbssid = env->NewStringUTF(bssid); 246 247 setStringField(env, scanResult, "BSSID", bssid); 248 249 setIntField(env, scanResult, "level", result->rssi); 250 setIntField(env, scanResult, "frequency", result->channel); 251 setLongField(env, scanResult, "timestamp", result->ts); 252 253 return scanResult; 254} 255 256int set_iface_flags(const char *ifname, int dev_up) { 257 struct ifreq ifr; 258 int ret; 259 int sock = socket(PF_INET, SOCK_DGRAM, 0); 260 if (sock < 0) { 261 ALOGD("Bad socket: %d\n", sock); 262 return -errno; 263 } 264 265 //ALOGD("setting interface %s flags (%s)\n", ifname, dev_up ? "UP" : "DOWN"); 266 267 memset(&ifr, 0, sizeof(ifr)); 268 strlcpy(ifr.ifr_name, ifname, IFNAMSIZ); 269 270 //ALOGD("reading old value\n"); 271 272 if (ioctl(sock, SIOCGIFFLAGS, &ifr) != 0) { 273 ret = errno ? -errno : -999; 274 ALOGE("Could not read interface %s flags: %d\n", ifname, errno); 275 close(sock); 276 return ret; 277 } else { 278 //ALOGD("writing new value\n"); 279 } 280 281 if (dev_up) { 282 if (ifr.ifr_flags & IFF_UP) { 283 // ALOGD("interface %s is already up\n", ifname); 284 close(sock); 285 return 0; 286 } 287 ifr.ifr_flags |= IFF_UP; 288 } else { 289 if (!(ifr.ifr_flags & IFF_UP)) { 290 // ALOGD("interface %s is already down\n", ifname); 291 close(sock); 292 return 0; 293 } 294 ifr.ifr_flags &= ~IFF_UP; 295 } 296 297 if (ioctl(sock, SIOCSIFFLAGS, &ifr) != 0) { 298 ALOGE("Could not set interface %s flags \n", ifname); 299 close(sock); 300 return ret; 301 } else { 302 ALOGD("set interface %s flags (%s)\n", ifname, dev_up ? "UP" : "DOWN"); 303 } 304 close(sock); 305 return 0; 306} 307 308static jboolean android_net_wifi_toggle_interface(JNIEnv* env, jclass cls, int toggle) { 309 return(set_iface_flags("wlan0", toggle) == 0); 310} 311 312static jboolean android_net_wifi_startHal(JNIEnv* env, jclass cls) { 313 wifi_handle halHandle = getWifiHandle(env, cls); 314 if (halHandle == NULL) { 315 316 if(init_wifi_hal_func_table(&hal_fn) != 0 ) { 317 ALOGD("Can not initialize the basic function pointer table"); 318 return false; 319 } 320 321 wifi_error res = init_wifi_vendor_hal_func_table(&hal_fn); 322 if (res != WIFI_SUCCESS) { 323 ALOGD("Can not initialize the vendor function pointer table"); 324 return false; 325 } 326 327 int ret = set_iface_flags("wlan0", 1); 328 if(ret != 0) { 329 return false; 330 } 331 332 res = hal_fn.wifi_initialize(&halHandle); 333 if (res == WIFI_SUCCESS) { 334 setStaticLongField(env, cls, WifiHandleVarName, (jlong)halHandle); 335 ALOGD("Did set static halHandle = %p", halHandle); 336 } 337 env->GetJavaVM(&mVM); 338 mCls = (jclass) env->NewGlobalRef(cls); 339 ALOGD("halHandle = %p, mVM = %p, mCls = %p", halHandle, mVM, mCls); 340 return res == WIFI_SUCCESS; 341 } else { 342 return (set_iface_flags("wlan0", 1) == 0); 343 } 344} 345 346void android_net_wifi_hal_cleaned_up_handler(wifi_handle handle) { 347 ALOGD("In wifi cleaned up handler"); 348 349 JNIEnv * env = getEnv(); 350 setStaticLongField(env, mCls, WifiHandleVarName, 0); 351 env->DeleteGlobalRef(mCls); 352 mCls = NULL; 353 mVM = NULL; 354} 355 356static void android_net_wifi_stopHal(JNIEnv* env, jclass cls) { 357 ALOGD("In wifi stop Hal"); 358 359 wifi_handle halHandle = getWifiHandle(env, cls); 360 if (halHandle == NULL) 361 return; 362 363 ALOGD("halHandle = %p, mVM = %p, mCls = %p", halHandle, mVM, mCls); 364 hal_fn.wifi_cleanup(halHandle, android_net_wifi_hal_cleaned_up_handler); 365} 366 367static void android_net_wifi_waitForHalEvents(JNIEnv* env, jclass cls) { 368 369 ALOGD("waitForHalEvents called, vm = %p, obj = %p, env = %p", mVM, mCls, env); 370 371 wifi_handle halHandle = getWifiHandle(env, cls); 372 hal_fn.wifi_event_loop(halHandle); 373 set_iface_flags("wlan0", 0); 374} 375 376static int android_net_wifi_getInterfaces(JNIEnv *env, jclass cls) { 377 int n = 0; 378 wifi_handle halHandle = getWifiHandle(env, cls); 379 wifi_interface_handle *ifaceHandles = NULL; 380 int result = hal_fn.wifi_get_ifaces(halHandle, &n, &ifaceHandles); 381 if (result < 0) { 382 return result; 383 } 384 385 if (n < 0) { 386 THROW(env, "android_net_wifi_getInterfaces no interfaces"); 387 return 0; 388 } 389 390 if (ifaceHandles == NULL) { 391 THROW(env, "android_net_wifi_getInterfaces null interface array"); 392 return 0; 393 } 394 395 if (n > 8) { 396 THROW(env, "Too many interfaces"); 397 return 0; 398 } 399 400 jlongArray array = (env)->NewLongArray(n); 401 if (array == NULL) { 402 THROW(env, "Error in accessing array"); 403 return 0; 404 } 405 406 jlong elems[8]; 407 for (int i = 0; i < n; i++) { 408 elems[i] = reinterpret_cast<jlong>(ifaceHandles[i]); 409 } 410 env->SetLongArrayRegion(array, 0, n, elems); 411 setStaticLongArrayField(env, cls, WifiIfaceHandleVarName, array); 412 413 return (result < 0) ? result : n; 414} 415 416static jstring android_net_wifi_getInterfaceName(JNIEnv *env, jclass cls, jint i) { 417 char buf[EVENT_BUF_SIZE]; 418 419 jlong value = getStaticLongArrayField(env, cls, WifiIfaceHandleVarName, i); 420 wifi_interface_handle handle = (wifi_interface_handle) value; 421 int result = hal_fn.wifi_get_iface_name(handle, buf, sizeof(buf)); 422 if (result < 0) { 423 return NULL; 424 } else { 425 return env->NewStringUTF(buf); 426 } 427} 428 429 430static void onScanResultsAvailable(wifi_request_id id, unsigned num_results) { 431 432 JNIEnv *env = NULL; 433 mVM->AttachCurrentThread(&env, NULL); 434 435 // ALOGD("onScanResultsAvailable called, vm = %p, obj = %p, env = %p", mVM, mCls, env); 436 437 reportEvent(env, mCls, "onScanResultsAvailable", "(I)V", id); 438} 439 440static void onScanEvent(wifi_scan_event event, unsigned status) { 441 JNIEnv *env = NULL; 442 mVM->AttachCurrentThread(&env, NULL); 443 444 // ALOGD("onScanStatus called, vm = %p, obj = %p, env = %p", mVM, mCls, env); 445 446 reportEvent(env, mCls, "onScanStatus", "(I)V", event); 447} 448 449static void onFullScanResult(wifi_request_id id, wifi_scan_result *result) { 450 451 JNIEnv *env = NULL; 452 mVM->AttachCurrentThread(&env, NULL); 453 454 //ALOGD("onFullScanResult called, vm = %p, obj = %p, env = %p", mVM, mCls, env); 455 456 jobject scanResult = createScanResult(env, result); 457 458 //ALOGD("Creating a byte array of length %d", result->ie_length); 459 460 jbyteArray elements = env->NewByteArray(result->ie_length); 461 if (elements == NULL) { 462 ALOGE("Error in allocating array"); 463 return; 464 } 465 466 // ALOGD("Setting byte array"); 467 468 jbyte *bytes = (jbyte *)&(result->ie_data[0]); 469 env->SetByteArrayRegion(elements, 0, result->ie_length, bytes); 470 471 // ALOGD("Returning result"); 472 473 reportEvent(env, mCls, "onFullScanResult", "(ILandroid/net/wifi/ScanResult;[B)V", id, 474 scanResult, elements); 475 476 env->DeleteLocalRef(scanResult); 477 env->DeleteLocalRef(elements); 478} 479 480static jboolean android_net_wifi_startScan( 481 JNIEnv *env, jclass cls, jint iface, jint id, jobject settings) { 482 483 wifi_interface_handle handle = getIfaceHandle(env, cls, iface); 484 // ALOGD("starting scan on interface[%d] = %p", iface, handle); 485 486 wifi_scan_cmd_params params; 487 memset(¶ms, 0, sizeof(params)); 488 489 params.base_period = getIntField(env, settings, "base_period_ms"); 490 params.max_ap_per_scan = getIntField(env, settings, "max_ap_per_scan"); 491 params.report_threshold_percent = getIntField(env, settings, "report_threshold_percent"); 492 params.report_threshold_num_scans = getIntField(env, settings, "report_threshold_num_scans"); 493 494 ALOGD("Initialized common fields %d, %d, %d, %d", params.base_period, params.max_ap_per_scan, 495 params.report_threshold_percent, params.report_threshold_num_scans); 496 497 const char *bucket_array_type = "[Lcom/android/server/wifi/WifiNative$BucketSettings;"; 498 const char *channel_array_type = "[Lcom/android/server/wifi/WifiNative$ChannelSettings;"; 499 500 jobjectArray buckets = (jobjectArray)getObjectField(env, settings, "buckets", bucket_array_type); 501 params.num_buckets = getIntField(env, settings, "num_buckets"); 502 503 // ALOGD("Initialized num_buckets to %d", params.num_buckets); 504 505 for (int i = 0; i < params.num_buckets; i++) { 506 jobject bucket = getObjectArrayField(env, settings, "buckets", bucket_array_type, i); 507 508 params.buckets[i].bucket = getIntField(env, bucket, "bucket"); 509 params.buckets[i].band = (wifi_band) getIntField(env, bucket, "band"); 510 params.buckets[i].period = getIntField(env, bucket, "period_ms"); 511 512 int report_events = getIntField(env, bucket, "report_events"); 513 params.buckets[i].report_events = report_events; 514 515 ALOGD("bucket[%d] = %d:%d:%d:%d", i, params.buckets[i].bucket, 516 params.buckets[i].band, params.buckets[i].period, report_events); 517 518 jobjectArray channels = (jobjectArray)getObjectField( 519 env, bucket, "channels", channel_array_type); 520 521 params.buckets[i].num_channels = getIntField(env, bucket, "num_channels"); 522 // ALOGD("Initialized num_channels to %d", params.buckets[i].num_channels); 523 524 for (int j = 0; j < params.buckets[i].num_channels; j++) { 525 jobject channel = getObjectArrayField(env, bucket, "channels", channel_array_type, j); 526 527 params.buckets[i].channels[j].channel = getIntField(env, channel, "frequency"); 528 params.buckets[i].channels[j].dwellTimeMs = getIntField(env, channel, "dwell_time_ms"); 529 530 bool passive = getBoolField(env, channel, "passive"); 531 params.buckets[i].channels[j].passive = (passive ? 1 : 0); 532 533 // ALOGD("Initialized channel %d", params.buckets[i].channels[j].channel); 534 } 535 } 536 537 // ALOGD("Initialized all fields"); 538 539 wifi_scan_result_handler handler; 540 memset(&handler, 0, sizeof(handler)); 541 handler.on_scan_results_available = &onScanResultsAvailable; 542 handler.on_full_scan_result = &onFullScanResult; 543 handler.on_scan_event = &onScanEvent; 544 545 return hal_fn.wifi_start_gscan(id, handle, params, handler) == WIFI_SUCCESS; 546} 547 548static jboolean android_net_wifi_stopScan(JNIEnv *env, jclass cls, jint iface, jint id) { 549 wifi_interface_handle handle = getIfaceHandle(env, cls, iface); 550 // ALOGD("stopping scan on interface[%d] = %p", iface, handle); 551 552 return hal_fn.wifi_stop_gscan(id, handle) == WIFI_SUCCESS; 553} 554 555static int compare_scan_result_timestamp(const void *v1, const void *v2) { 556 const wifi_scan_result *result1 = static_cast<const wifi_scan_result *>(v1); 557 const wifi_scan_result *result2 = static_cast<const wifi_scan_result *>(v2); 558 return result1->ts - result2->ts; 559} 560 561static jobject android_net_wifi_getScanResults( 562 JNIEnv *env, jclass cls, jint iface, jboolean flush) { 563 564 wifi_cached_scan_results scan_data[64]; 565 int num_scan_data = 64; 566 567 wifi_interface_handle handle = getIfaceHandle(env, cls, iface); 568 // ALOGD("getting scan results on interface[%d] = %p", iface, handle); 569 570 byte b = flush ? 0xFF : 0; 571 int result = hal_fn.wifi_get_cached_gscan_results(handle, b, num_scan_data, scan_data, &num_scan_data); 572 if (result == WIFI_SUCCESS) { 573 jobjectArray scanData = createObjectArray(env, 574 "android/net/wifi/WifiScanner$ScanData", num_scan_data); 575 if (scanData == NULL) { 576 ALOGE("Error in allocating array of scanData"); 577 return NULL; 578 } 579 580 for (int i = 0; i < num_scan_data; i++) { 581 582 jobject data = createObject(env, "android/net/wifi/WifiScanner$ScanData"); 583 if (data == NULL) { 584 ALOGE("Error in allocating scanData"); 585 return NULL; 586 } 587 588 setIntField(env, data, "mId", scan_data[i].scan_id); 589 setIntField(env, data, "mFlags", scan_data[i].flags); 590 591 /* sort all scan results by timestamp */ 592 qsort(scan_data[i].results, scan_data[i].num_results, 593 sizeof(wifi_scan_result), compare_scan_result_timestamp); 594 595 jobjectArray scanResults = createObjectArray(env, 596 "android/net/wifi/ScanResult", scan_data[i].num_results); 597 if (scanResults == NULL) { 598 ALOGE("Error in allocating scanResult array"); 599 return NULL; 600 } 601 602 wifi_scan_result *results = scan_data[i].results; 603 for (int j = 0; j < scan_data[i].num_results; j++) { 604 605 jobject scanResult = createObject(env, "android/net/wifi/ScanResult"); 606 if (scanResult == NULL) { 607 ALOGE("Error in creating scan result"); 608 return NULL; 609 } 610 611 setStringField(env, scanResult, "SSID", results[j].ssid); 612 613 char bssid[32]; 614 sprintf(bssid, "%02x:%02x:%02x:%02x:%02x:%02x", results[j].bssid[0], 615 results[j].bssid[1], results[j].bssid[2], results[j].bssid[3], 616 results[j].bssid[4], results[j].bssid[5]); 617 618 setStringField(env, scanResult, "BSSID", bssid); 619 620 setIntField(env, scanResult, "level", results[j].rssi); 621 setIntField(env, scanResult, "frequency", results[j].channel); 622 setLongField(env, scanResult, "timestamp", results[j].ts); 623 624 env->SetObjectArrayElement(scanResults, j, scanResult); 625 env->DeleteLocalRef(scanResult); 626 } 627 628 setObjectField(env, data, "mResults", "[Landroid/net/wifi/ScanResult;", scanResults); 629 env->SetObjectArrayElement(scanData, i, data); 630 } 631 632 // ALOGD("retrieved %d scan data from interface[%d] = %p", num_scan_data, iface, handle); 633 return scanData; 634 } else { 635 return NULL; 636 } 637} 638 639 640static jboolean android_net_wifi_getScanCapabilities( 641 JNIEnv *env, jclass cls, jint iface, jobject capabilities) { 642 643 wifi_interface_handle handle = getIfaceHandle(env, cls, iface); 644 // ALOGD("getting scan capabilities on interface[%d] = %p", iface, handle); 645 646 wifi_gscan_capabilities c; 647 memset(&c, 0, sizeof(c)); 648 int result = hal_fn.wifi_get_gscan_capabilities(handle, &c); 649 if (result != WIFI_SUCCESS) { 650 ALOGD("failed to get capabilities : %d", result); 651 return JNI_FALSE; 652 } 653 654 setIntField(env, capabilities, "max_scan_cache_size", c.max_scan_cache_size); 655 setIntField(env, capabilities, "max_scan_buckets", c.max_scan_buckets); 656 setIntField(env, capabilities, "max_ap_cache_per_scan", c.max_ap_cache_per_scan); 657 setIntField(env, capabilities, "max_rssi_sample_size", c.max_rssi_sample_size); 658 setIntField(env, capabilities, "max_scan_reporting_threshold", c.max_scan_reporting_threshold); 659 setIntField(env, capabilities, "max_hotlist_bssids", c.max_hotlist_bssids); 660 setIntField(env, capabilities, "max_significant_wifi_change_aps", 661 c.max_significant_wifi_change_aps); 662 663 return JNI_TRUE; 664} 665 666 667static byte parseHexChar(char ch) { 668 if (isdigit(ch)) 669 return ch - '0'; 670 else if ('A' <= ch && ch <= 'F') 671 return ch - 'A' + 10; 672 else if ('a' <= ch && ch <= 'f') 673 return ch - 'a' + 10; 674 else { 675 ALOGE("invalid character in bssid %c", ch); 676 return 0; 677 } 678} 679 680static byte parseHexByte(const char * &str) { 681 byte b = parseHexChar(str[0]); 682 if (str[1] == ':' || str[1] == '\0') { 683 str += 2; 684 return b; 685 } else { 686 b = b << 4 | parseHexChar(str[1]); 687 str += 3; 688 return b; 689 } 690} 691 692static void parseMacAddress(const char *str, mac_addr addr) { 693 addr[0] = parseHexByte(str); 694 addr[1] = parseHexByte(str); 695 addr[2] = parseHexByte(str); 696 addr[3] = parseHexByte(str); 697 addr[4] = parseHexByte(str); 698 addr[5] = parseHexByte(str); 699} 700 701static bool parseMacAddress(JNIEnv *env, jobject obj, mac_addr addr) { 702 jstring macAddrString = (jstring) getObjectField( 703 env, obj, "bssid", "Ljava/lang/String;"); 704 705 if (macAddrString == NULL) { 706 ALOGE("Error getting bssid field"); 707 return false; 708 } 709 710 const char *bssid = env->GetStringUTFChars(macAddrString, NULL); 711 if (bssid == NULL) { 712 ALOGE("Error getting bssid"); 713 return false; 714 } 715 716 parseMacAddress(bssid, addr); 717 return true; 718} 719 720static void onHotlistApFound(wifi_request_id id, 721 unsigned num_results, wifi_scan_result *results) { 722 723 JNIEnv *env = NULL; 724 mVM->AttachCurrentThread(&env, NULL); 725 726 ALOGD("onHotlistApFound called, vm = %p, obj = %p, env = %p, num_results = %d", 727 mVM, mCls, env, num_results); 728 729 jclass clsScanResult = (env)->FindClass("android/net/wifi/ScanResult"); 730 if (clsScanResult == NULL) { 731 ALOGE("Error in accessing class"); 732 return; 733 } 734 735 jobjectArray scanResults = env->NewObjectArray(num_results, clsScanResult, NULL); 736 if (scanResults == NULL) { 737 ALOGE("Error in allocating array"); 738 return; 739 } 740 741 for (unsigned i = 0; i < num_results; i++) { 742 743 jobject scanResult = createObject(env, "android/net/wifi/ScanResult"); 744 if (scanResult == NULL) { 745 ALOGE("Error in creating scan result"); 746 return; 747 } 748 749 setStringField(env, scanResult, "SSID", results[i].ssid); 750 751 char bssid[32]; 752 sprintf(bssid, "%02x:%02x:%02x:%02x:%02x:%02x", results[i].bssid[0], results[i].bssid[1], 753 results[i].bssid[2], results[i].bssid[3], results[i].bssid[4], results[i].bssid[5]); 754 755 setStringField(env, scanResult, "BSSID", bssid); 756 757 setIntField(env, scanResult, "level", results[i].rssi); 758 setIntField(env, scanResult, "frequency", results[i].channel); 759 setLongField(env, scanResult, "timestamp", results[i].ts); 760 761 env->SetObjectArrayElement(scanResults, i, scanResult); 762 763 ALOGD("Found AP %32s %s", results[i].ssid, bssid); 764 } 765 766 reportEvent(env, mCls, "onHotlistApFound", "(I[Landroid/net/wifi/ScanResult;)V", 767 id, scanResults); 768} 769 770static void onHotlistApLost(wifi_request_id id, 771 unsigned num_results, wifi_scan_result *results) { 772 773 JNIEnv *env = NULL; 774 mVM->AttachCurrentThread(&env, NULL); 775 776 ALOGD("onHotlistApLost called, vm = %p, obj = %p, env = %p, num_results = %d", 777 mVM, mCls, env, num_results); 778 779 jclass clsScanResult = (env)->FindClass("android/net/wifi/ScanResult"); 780 if (clsScanResult == NULL) { 781 ALOGE("Error in accessing class"); 782 return; 783 } 784 785 jobjectArray scanResults = env->NewObjectArray(num_results, clsScanResult, NULL); 786 if (scanResults == NULL) { 787 ALOGE("Error in allocating array"); 788 return; 789 } 790 791 for (unsigned i = 0; i < num_results; i++) { 792 793 jobject scanResult = createObject(env, "android/net/wifi/ScanResult"); 794 if (scanResult == NULL) { 795 ALOGE("Error in creating scan result"); 796 return; 797 } 798 799 setStringField(env, scanResult, "SSID", results[i].ssid); 800 801 char bssid[32]; 802 sprintf(bssid, "%02x:%02x:%02x:%02x:%02x:%02x", results[i].bssid[0], results[i].bssid[1], 803 results[i].bssid[2], results[i].bssid[3], results[i].bssid[4], results[i].bssid[5]); 804 805 setStringField(env, scanResult, "BSSID", bssid); 806 807 setIntField(env, scanResult, "level", results[i].rssi); 808 setIntField(env, scanResult, "frequency", results[i].channel); 809 setLongField(env, scanResult, "timestamp", results[i].ts); 810 811 env->SetObjectArrayElement(scanResults, i, scanResult); 812 813 ALOGD("Lost AP %32s %s", results[i].ssid, bssid); 814 } 815 816 reportEvent(env, mCls, "onHotlistApLost", "(I[Landroid/net/wifi/ScanResult;)V", 817 id, scanResults); 818} 819 820 821static jboolean android_net_wifi_setHotlist( 822 JNIEnv *env, jclass cls, jint iface, jint id, jobject ap) { 823 824 wifi_interface_handle handle = getIfaceHandle(env, cls, iface); 825 ALOGD("setting hotlist on interface[%d] = %p", iface, handle); 826 827 wifi_bssid_hotlist_params params; 828 memset(¶ms, 0, sizeof(params)); 829 830 params.lost_ap_sample_size = getIntField(env, ap, "apLostThreshold"); 831 832 jobjectArray array = (jobjectArray) getObjectField(env, ap, 833 "bssidInfos", "[Landroid/net/wifi/WifiScanner$BssidInfo;"); 834 params.num_bssid = env->GetArrayLength(array); 835 836 if (params.num_bssid == 0) { 837 ALOGE("Error in accesing array"); 838 return false; 839 } 840 841 for (int i = 0; i < params.num_bssid; i++) { 842 jobject objAp = env->GetObjectArrayElement(array, i); 843 844 jstring macAddrString = (jstring) getObjectField( 845 env, objAp, "bssid", "Ljava/lang/String;"); 846 if (macAddrString == NULL) { 847 ALOGE("Error getting bssid field"); 848 return false; 849 } 850 851 const char *bssid = env->GetStringUTFChars(macAddrString, NULL); 852 if (bssid == NULL) { 853 ALOGE("Error getting bssid"); 854 return false; 855 } 856 parseMacAddress(bssid, params.ap[i].bssid); 857 858 mac_addr addr; 859 memcpy(addr, params.ap[i].bssid, sizeof(mac_addr)); 860 861 char bssidOut[32]; 862 sprintf(bssidOut, "%0x:%0x:%0x:%0x:%0x:%0x", addr[0], addr[1], 863 addr[2], addr[3], addr[4], addr[5]); 864 865 ALOGD("Added bssid %s", bssidOut); 866 867 params.ap[i].low = getIntField(env, objAp, "low"); 868 params.ap[i].high = getIntField(env, objAp, "high"); 869 } 870 871 wifi_hotlist_ap_found_handler handler; 872 memset(&handler, 0, sizeof(handler)); 873 874 handler.on_hotlist_ap_found = &onHotlistApFound; 875 handler.on_hotlist_ap_lost = &onHotlistApLost; 876 return hal_fn.wifi_set_bssid_hotlist(id, handle, params, handler) == WIFI_SUCCESS; 877} 878 879static jboolean android_net_wifi_resetHotlist( 880 JNIEnv *env, jclass cls, jint iface, jint id) { 881 882 wifi_interface_handle handle = getIfaceHandle(env, cls, iface); 883 ALOGD("resetting hotlist on interface[%d] = %p", iface, handle); 884 885 return hal_fn.wifi_reset_bssid_hotlist(id, handle) == WIFI_SUCCESS; 886} 887 888void onSignificantWifiChange(wifi_request_id id, 889 unsigned num_results, wifi_significant_change_result **results) { 890 JNIEnv *env = NULL; 891 mVM->AttachCurrentThread(&env, NULL); 892 893 ALOGD("onSignificantWifiChange called, vm = %p, obj = %p, env = %p", mVM, mCls, env); 894 895 jclass clsScanResult = (env)->FindClass("android/net/wifi/ScanResult"); 896 if (clsScanResult == NULL) { 897 ALOGE("Error in accessing class"); 898 return; 899 } 900 901 jobjectArray scanResults = env->NewObjectArray(num_results, clsScanResult, NULL); 902 if (scanResults == NULL) { 903 ALOGE("Error in allocating array"); 904 return; 905 } 906 907 for (unsigned i = 0; i < num_results; i++) { 908 909 wifi_significant_change_result &result = *(results[i]); 910 911 jobject scanResult = createObject(env, "android/net/wifi/ScanResult"); 912 if (scanResult == NULL) { 913 ALOGE("Error in creating scan result"); 914 return; 915 } 916 917 // setStringField(env, scanResult, "SSID", results[i].ssid); 918 919 char bssid[32]; 920 sprintf(bssid, "%02x:%02x:%02x:%02x:%02x:%02x", result.bssid[0], result.bssid[1], 921 result.bssid[2], result.bssid[3], result.bssid[4], result.bssid[5]); 922 923 setStringField(env, scanResult, "BSSID", bssid); 924 925 setIntField(env, scanResult, "level", result.rssi[0]); 926 setIntField(env, scanResult, "frequency", result.channel); 927 // setLongField(env, scanResult, "timestamp", result.ts); 928 929 env->SetObjectArrayElement(scanResults, i, scanResult); 930 } 931 932 reportEvent(env, mCls, "onSignificantWifiChange", "(I[Landroid/net/wifi/ScanResult;)V", 933 id, scanResults); 934 935} 936 937static jboolean android_net_wifi_trackSignificantWifiChange( 938 JNIEnv *env, jclass cls, jint iface, jint id, jobject settings) { 939 940 wifi_interface_handle handle = getIfaceHandle(env, cls, iface); 941 ALOGD("tracking significant wifi change on interface[%d] = %p", iface, handle); 942 943 wifi_significant_change_params params; 944 memset(¶ms, 0, sizeof(params)); 945 946 params.rssi_sample_size = getIntField(env, settings, "rssiSampleSize"); 947 params.lost_ap_sample_size = getIntField(env, settings, "lostApSampleSize"); 948 params.min_breaching = getIntField(env, settings, "minApsBreachingThreshold"); 949 950 const char *bssid_info_array_type = "[Landroid/net/wifi/WifiScanner$BssidInfo;"; 951 jobjectArray bssids = (jobjectArray)getObjectField( 952 env, settings, "bssidInfos", bssid_info_array_type); 953 params.num_bssid = env->GetArrayLength(bssids); 954 955 if (params.num_bssid == 0) { 956 ALOGE("Error in accessing array"); 957 return false; 958 } 959 960 ALOGD("Initialized common fields %d, %d, %d, %d", params.rssi_sample_size, 961 params.lost_ap_sample_size, params.min_breaching, params.num_bssid); 962 963 for (int i = 0; i < params.num_bssid; i++) { 964 jobject objAp = env->GetObjectArrayElement(bssids, i); 965 966 jstring macAddrString = (jstring) getObjectField( 967 env, objAp, "bssid", "Ljava/lang/String;"); 968 if (macAddrString == NULL) { 969 ALOGE("Error getting bssid field"); 970 return false; 971 } 972 973 const char *bssid = env->GetStringUTFChars(macAddrString, NULL); 974 if (bssid == NULL) { 975 ALOGE("Error getting bssid"); 976 return false; 977 } 978 979 mac_addr addr; 980 parseMacAddress(bssid, addr); 981 memcpy(params.ap[i].bssid, addr, sizeof(mac_addr)); 982 983 char bssidOut[32]; 984 sprintf(bssidOut, "%02x:%02x:%02x:%02x:%02x:%02x", addr[0], addr[1], 985 addr[2], addr[3], addr[4], addr[5]); 986 987 params.ap[i].low = getIntField(env, objAp, "low"); 988 params.ap[i].high = getIntField(env, objAp, "high"); 989 990 ALOGD("Added bssid %s, [%04d, %04d]", bssidOut, params.ap[i].low, params.ap[i].high); 991 } 992 993 ALOGD("Added %d bssids", params.num_bssid); 994 995 wifi_significant_change_handler handler; 996 memset(&handler, 0, sizeof(handler)); 997 998 handler.on_significant_change = &onSignificantWifiChange; 999 return hal_fn.wifi_set_significant_change_handler(id, handle, params, handler) == WIFI_SUCCESS; 1000} 1001 1002static jboolean android_net_wifi_untrackSignificantWifiChange( 1003 JNIEnv *env, jclass cls, jint iface, jint id) { 1004 1005 wifi_interface_handle handle = getIfaceHandle(env, cls, iface); 1006 ALOGD("resetting significant wifi change on interface[%d] = %p", iface, handle); 1007 1008 return hal_fn.wifi_reset_significant_change_handler(id, handle) == WIFI_SUCCESS; 1009} 1010 1011wifi_iface_stat link_stat; 1012wifi_radio_stat radio_stat; // L release has support for only one radio 1013 1014void onLinkStatsResults(wifi_request_id id, wifi_iface_stat *iface_stat, 1015 int num_radios, wifi_radio_stat *radio_stats) 1016{ 1017 if (iface_stat != 0) { 1018 memcpy(&link_stat, iface_stat, sizeof(wifi_iface_stat)); 1019 } else { 1020 memset(&link_stat, 0, sizeof(wifi_iface_stat)); 1021 } 1022 1023 if (num_radios > 0 && radio_stats != 0) { 1024 memcpy(&radio_stat, radio_stats, sizeof(wifi_radio_stat)); 1025 } else { 1026 memset(&radio_stat, 0, sizeof(wifi_radio_stat)); 1027 } 1028} 1029 1030static void android_net_wifi_setLinkLayerStats (JNIEnv *env, jclass cls, jint iface, int enable) { 1031 wifi_interface_handle handle = getIfaceHandle(env, cls, iface); 1032 1033 wifi_link_layer_params params; 1034 params.aggressive_statistics_gathering = enable; 1035 params.mpdu_size_threshold = 128; 1036 ALOGE("android_net_wifi_setLinkLayerStats: %u\n", enable); 1037 1038 hal_fn.wifi_set_link_stats(handle, params); 1039} 1040 1041static jobject android_net_wifi_getLinkLayerStats (JNIEnv *env, jclass cls, jint iface) { 1042 1043 wifi_stats_result_handler handler; 1044 memset(&handler, 0, sizeof(handler)); 1045 handler.on_link_stats_results = &onLinkStatsResults; 1046 wifi_interface_handle handle = getIfaceHandle(env, cls, iface); 1047 int result = hal_fn.wifi_get_link_stats(0, handle, handler); 1048 if (result < 0) { 1049 ALOGE("android_net_wifi_getLinkLayerStats: failed to get link statistics\n"); 1050 return NULL; 1051 } 1052 1053 jobject wifiLinkLayerStats = createObject(env, "android/net/wifi/WifiLinkLayerStats"); 1054 if (wifiLinkLayerStats == NULL) { 1055 ALOGE("Error in allocating wifiLinkLayerStats"); 1056 return NULL; 1057 } 1058 1059 setIntField(env, wifiLinkLayerStats, "beacon_rx", link_stat.beacon_rx); 1060 setIntField(env, wifiLinkLayerStats, "rssi_mgmt", link_stat.rssi_mgmt); 1061 setLongField(env, wifiLinkLayerStats, "rxmpdu_be", link_stat.ac[WIFI_AC_BE].rx_mpdu); 1062 setLongField(env, wifiLinkLayerStats, "rxmpdu_bk", link_stat.ac[WIFI_AC_BK].rx_mpdu); 1063 setLongField(env, wifiLinkLayerStats, "rxmpdu_vi", link_stat.ac[WIFI_AC_VI].rx_mpdu); 1064 setLongField(env, wifiLinkLayerStats, "rxmpdu_vo", link_stat.ac[WIFI_AC_VO].rx_mpdu); 1065 setLongField(env, wifiLinkLayerStats, "txmpdu_be", link_stat.ac[WIFI_AC_BE].tx_mpdu); 1066 setLongField(env, wifiLinkLayerStats, "txmpdu_bk", link_stat.ac[WIFI_AC_BK].tx_mpdu); 1067 setLongField(env, wifiLinkLayerStats, "txmpdu_vi", link_stat.ac[WIFI_AC_VI].tx_mpdu); 1068 setLongField(env, wifiLinkLayerStats, "txmpdu_vo", link_stat.ac[WIFI_AC_VO].tx_mpdu); 1069 setLongField(env, wifiLinkLayerStats, "lostmpdu_be", link_stat.ac[WIFI_AC_BE].mpdu_lost); 1070 setLongField(env, wifiLinkLayerStats, "lostmpdu_bk", link_stat.ac[WIFI_AC_BK].mpdu_lost); 1071 setLongField(env, wifiLinkLayerStats, "lostmpdu_vi", link_stat.ac[WIFI_AC_VI].mpdu_lost); 1072 setLongField(env, wifiLinkLayerStats, "lostmpdu_vo", link_stat.ac[WIFI_AC_VO].mpdu_lost); 1073 setLongField(env, wifiLinkLayerStats, "retries_be", link_stat.ac[WIFI_AC_BE].retries); 1074 setLongField(env, wifiLinkLayerStats, "retries_bk", link_stat.ac[WIFI_AC_BK].retries); 1075 setLongField(env, wifiLinkLayerStats, "retries_vi", link_stat.ac[WIFI_AC_VI].retries); 1076 setLongField(env, wifiLinkLayerStats, "retries_vo", link_stat.ac[WIFI_AC_VO].retries); 1077 1078 1079 setIntField(env, wifiLinkLayerStats, "on_time", radio_stat.on_time); 1080 setIntField(env, wifiLinkLayerStats, "tx_time", radio_stat.tx_time); 1081 setIntField(env, wifiLinkLayerStats, "rx_time", radio_stat.rx_time); 1082 setIntField(env, wifiLinkLayerStats, "on_time_scan", radio_stat.on_time_scan); 1083 1084 return wifiLinkLayerStats; 1085} 1086 1087static jint android_net_wifi_getSupportedFeatures(JNIEnv *env, jclass cls, jint iface) { 1088 wifi_interface_handle handle = getIfaceHandle(env, cls, iface); 1089 feature_set set = 0; 1090 1091 wifi_error result = WIFI_SUCCESS; 1092 /* 1093 set = WIFI_FEATURE_INFRA 1094 | WIFI_FEATURE_INFRA_5G 1095 | WIFI_FEATURE_HOTSPOT 1096 | WIFI_FEATURE_P2P 1097 | WIFI_FEATURE_SOFT_AP 1098 | WIFI_FEATURE_GSCAN 1099 | WIFI_FEATURE_PNO 1100 | WIFI_FEATURE_TDLS 1101 | WIFI_FEATURE_EPR; 1102 */ 1103 1104 result = hal_fn.wifi_get_supported_feature_set(handle, &set); 1105 if (result == WIFI_SUCCESS) { 1106 // ALOGD("wifi_get_supported_feature_set returned set = 0x%x", set); 1107 return set; 1108 } else { 1109 ALOGE("wifi_get_supported_feature_set returned error = 0x%x", result); 1110 return 0; 1111 } 1112} 1113 1114static void onRttResults(wifi_request_id id, unsigned num_results, wifi_rtt_result* results[]) { 1115 JNIEnv *env = NULL; 1116 mVM->AttachCurrentThread(&env, NULL); 1117 1118 ALOGD("onRttResults called, vm = %p, obj = %p, env = %p", mVM, mCls, env); 1119 1120 jclass clsRttResult = (env)->FindClass("android/net/wifi/RttManager$RttResult"); 1121 if (clsRttResult == NULL) { 1122 ALOGE("Error in accessing class"); 1123 return; 1124 } 1125 1126 jobjectArray rttResults = env->NewObjectArray(num_results, clsRttResult, NULL); 1127 if (rttResults == NULL) { 1128 ALOGE("Error in allocating array"); 1129 return; 1130 } 1131 1132 for (unsigned i = 0; i < num_results; i++) { 1133 1134 wifi_rtt_result *result = results[i]; 1135 1136 jobject rttResult = createObject(env, "android/net/wifi/RttManager$RttResult"); 1137 if (rttResult == NULL) { 1138 ALOGE("Error in creating rtt result"); 1139 return; 1140 } 1141 1142 char bssid[32]; 1143 sprintf(bssid, "%02x:%02x:%02x:%02x:%02x:%02x", result->addr[0], result->addr[1], 1144 result->addr[2], result->addr[3], result->addr[4], result->addr[5]); 1145 1146 setStringField(env, rttResult, "bssid", bssid); 1147 setIntField(env, rttResult, "burstNumber", result->burst_num); 1148 setIntField(env, rttResult, "measurementFrameNumber", result->measurement_number); 1149 setIntField(env, rttResult, "successMeasurementFrameNumber", result->success_number); 1150 setIntField(env, rttResult, "frameNumberPerBurstPeer", result->number_per_burst_peer); 1151 setIntField(env, rttResult, "status", result->status); 1152 setIntField(env, rttResult, "measurementType", result->type); 1153 setIntField(env, rttResult, "retryAfterDuration", result->retry_after_duration); 1154 setLongField(env, rttResult, "ts", result->ts); 1155 setIntField(env, rttResult, "rssi", result->rssi); 1156 setIntField(env, rttResult, "rssiSpread", result->rssi_spread); 1157 setIntField(env, rttResult, "txRate", result->tx_rate.bitrate); 1158 setIntField(env, rttResult, "rxRate", result->rx_rate.bitrate); 1159 setLongField(env, rttResult, "rtt", result->rtt); 1160 setLongField(env, rttResult, "rttStandardDeviation", result->rtt_sd); 1161 setIntField(env, rttResult, "distance", result->distance); 1162 setIntField(env, rttResult, "distanceStandardDeviation", result->distance_sd); 1163 setIntField(env, rttResult, "distanceSpread", result->distance_spread); 1164 setIntField(env, rttResult, "burstDuration", result->burst_duration); 1165 setIntField(env, rttResult, "negotiatedBurstNum", result->negotiated_burst_num); 1166 jobject LCI = createObject(env, "android/net/wifi/RttManager$WifiInformationElement"); 1167 if (result->LCI != NULL && result->LCI->len > 0) { 1168 ALOGD("Add LCI in result"); 1169 setByteField(env, LCI, "id", result->LCI->id); 1170 jbyteArray elements = env->NewByteArray(result->LCI->len); 1171 jbyte *bytes = (jbyte *)&(result->LCI->data[0]); 1172 env->SetByteArrayRegion(elements, 0, result->LCI->len, bytes); 1173 setObjectField(env, LCI, "data", "[B", elements); 1174 env->DeleteLocalRef(elements); 1175 } else { 1176 ALOGD("No LCI in result"); 1177 setByteField(env, LCI, "id", (byte)(0xff)); 1178 } 1179 setObjectField(env, rttResult, "LCI", 1180 "Landroid/net/wifi/RttManager$WifiInformationElement;", LCI); 1181 1182 jobject LCR = createObject(env, "android/net/wifi/RttManager$WifiInformationElement"); 1183 if (result->LCR != NULL && result->LCR->len > 0) { 1184 ALOGD("Add LCR in result"); 1185 setByteField(env, LCR, "id", result->LCR->id); 1186 jbyteArray elements = env->NewByteArray(result->LCI->len); 1187 jbyte *bytes = (jbyte *)&(result->LCR->data[0]); 1188 env->SetByteArrayRegion(elements, 0, result->LCI->len, bytes); 1189 setObjectField(env, LCR, "data", "[B", elements); 1190 env->DeleteLocalRef(elements); 1191 } else { 1192 ALOGD("No LCR in result"); 1193 setByteField(env, LCR, "id", (byte)(0xff)); 1194 } 1195 setObjectField(env, rttResult, "LCR", 1196 "Landroid/net/wifi/RttManager$WifiInformationElement;", LCR); 1197 1198 env->SetObjectArrayElement(rttResults, i, rttResult); 1199 env->DeleteLocalRef(LCI); 1200 env->DeleteLocalRef(LCR); 1201 env->DeleteLocalRef(rttResult); 1202 } 1203 1204 reportEvent(env, mCls, "onRttResults", "(I[Landroid/net/wifi/RttManager$RttResult;)V", 1205 id, rttResults); 1206 1207 //clean the local reference 1208 env->DeleteLocalRef(rttResults); 1209 env->DeleteLocalRef(clsRttResult); 1210 1211} 1212 1213const int MaxRttConfigs = 16; 1214 1215static jboolean android_net_wifi_requestRange( 1216 JNIEnv *env, jclass cls, jint iface, jint id, jobject params) { 1217 1218 wifi_interface_handle handle = getIfaceHandle(env, cls, iface); 1219 ALOGD("sending rtt request [%d] = %p", id, handle); 1220 1221 wifi_rtt_config configs[MaxRttConfigs]; 1222 memset(&configs, 0, sizeof(configs)); 1223 1224 int len = env->GetArrayLength((jobjectArray)params); 1225 if (len > MaxRttConfigs) { 1226 return false; 1227 } 1228 1229 for (int i = 0; i < len; i++) { 1230 1231 jobject param = env->GetObjectArrayElement((jobjectArray)params, i); 1232 if (param == NULL) { 1233 ALOGD("could not get element %d", i); 1234 continue; 1235 } 1236 1237 wifi_rtt_config &config = configs[i]; 1238 1239 parseMacAddress(env, param, config.addr); 1240 config.type = (wifi_rtt_type)getIntField(env, param, "requestType"); 1241 config.peer = (rtt_peer_type)getIntField(env, param, "deviceType"); 1242 config.channel.center_freq = getIntField(env, param, "frequency"); 1243 config.channel.width = (wifi_channel_width) getIntField(env, param, "channelWidth"); 1244 config.channel.center_freq0 = getIntField(env, param, "centerFreq0"); 1245 config.channel.center_freq1 = getIntField(env, param, "centerFreq1"); 1246 1247 config.num_burst = getIntField(env, param, "numberBurst"); 1248 config.burst_period = (unsigned) getIntField(env, param, "interval"); 1249 config.num_frames_per_burst = (unsigned) getIntField(env, param, "numSamplesPerBurst"); 1250 config.num_retries_per_rtt_frame = (unsigned) getIntField(env, param, 1251 "numRetriesPerMeasurementFrame"); 1252 config.num_retries_per_ftmr = (unsigned) getIntField(env, param, "numRetriesPerFTMR"); 1253 config.LCI_request = getBoolField(env, param, "LCIRequest") ? 1 : 0; 1254 config.LCR_request = getBoolField(env, param, "LCRRequest") ? 1 : 0; 1255 config.burst_duration = (unsigned) getIntField(env, param, "burstTimeout"); 1256 config.preamble = (wifi_rtt_preamble) getIntField(env, param, "preamble"); 1257 config.bw = (wifi_rtt_bw) getIntField(env, param, "bandwidth"); 1258 1259 ALOGD("RTT request destination %d: type is %d, peer is %d, bw is %d, center_freq is %d ", i, 1260 config.type,config.peer, config.channel.width, config.channel.center_freq); 1261 ALOGD("center_freq0 is %d, center_freq1 is %d, num_burst is %d,interval is %d", 1262 config.channel.center_freq0, config.channel.center_freq1, config.num_burst, 1263 config.burst_period); 1264 ALOGD("frames_per_burst is %d, retries of measurement frame is %d, retries_per_ftmr is %d", 1265 config.num_frames_per_burst, config.num_retries_per_rtt_frame, 1266 config.num_retries_per_ftmr); 1267 ALOGD("LCI_requestis %d, LCR_request is %d, burst_timeout is %d, preamble is %d, bw is %d", 1268 config.LCI_request, config.LCR_request, config.burst_duration, config.preamble, 1269 config.bw); 1270 } 1271 1272 wifi_rtt_event_handler handler; 1273 handler.on_rtt_results = &onRttResults; 1274 1275 return hal_fn.wifi_rtt_range_request(id, handle, len, configs, handler) == WIFI_SUCCESS; 1276} 1277 1278static jboolean android_net_wifi_cancelRange( 1279 JNIEnv *env, jclass cls, jint iface, jint id, jobject params) { 1280 1281 wifi_interface_handle handle = getIfaceHandle(env, cls, iface); 1282 ALOGD("cancelling rtt request [%d] = %p", id, handle); 1283 1284 mac_addr addrs[MaxRttConfigs]; 1285 memset(&addrs, 0, sizeof(addrs)); 1286 1287 int len = env->GetArrayLength((jobjectArray)params); 1288 if (len > MaxRttConfigs) { 1289 return false; 1290 } 1291 1292 for (int i = 0; i < len; i++) { 1293 1294 jobject param = env->GetObjectArrayElement((jobjectArray)params, i); 1295 if (param == NULL) { 1296 ALOGD("could not get element %d", i); 1297 continue; 1298 } 1299 1300 parseMacAddress(env, param, addrs[i]); 1301 } 1302 1303 return hal_fn.wifi_rtt_range_cancel(id, handle, len, addrs) == WIFI_SUCCESS; 1304} 1305 1306static jboolean android_net_wifi_setScanningMacOui(JNIEnv *env, jclass cls, 1307 jint iface, jbyteArray param) { 1308 1309 wifi_interface_handle handle = getIfaceHandle(env, cls, iface); 1310 ALOGD("setting scan oui %p", handle); 1311 1312 static const unsigned oui_len = 3; /* OUI is upper 3 bytes of mac_address */ 1313 int len = env->GetArrayLength(param); 1314 if (len != oui_len) { 1315 ALOGE("invalid oui length %d", len); 1316 return false; 1317 } 1318 1319 jbyte* bytes = env->GetByteArrayElements(param, NULL); 1320 if (bytes == NULL) { 1321 ALOGE("failed to get array"); 1322 return false; 1323 } 1324 1325 return hal_fn.wifi_set_scanning_mac_oui(handle, (byte *)bytes) == WIFI_SUCCESS; 1326} 1327 1328static jintArray android_net_wifi_getValidChannels(JNIEnv *env, jclass cls, 1329 jint iface, jint band) { 1330 1331 wifi_interface_handle handle = getIfaceHandle(env, cls, iface); 1332 ALOGD("getting valid channels %p", handle); 1333 1334 static const int MaxChannels = 64; 1335 wifi_channel channels[64]; 1336 int num_channels = 0; 1337 wifi_error result = hal_fn.wifi_get_valid_channels(handle, band, MaxChannels, 1338 channels, &num_channels); 1339 1340 if (result == WIFI_SUCCESS) { 1341 jintArray channelArray = env->NewIntArray(num_channels); 1342 if (channelArray == NULL) { 1343 ALOGE("failed to allocate channel list"); 1344 return NULL; 1345 } 1346 1347 env->SetIntArrayRegion(channelArray, 0, num_channels, channels); 1348 return channelArray; 1349 } else { 1350 ALOGE("failed to get channel list : %d", result); 1351 return NULL; 1352 } 1353} 1354 1355static jboolean android_net_wifi_setDfsFlag(JNIEnv *env, jclass cls, jint iface, jboolean dfs) { 1356 wifi_interface_handle handle = getIfaceHandle(env, cls, iface); 1357 ALOGD("setting dfs flag to %s, %p", dfs ? "true" : "false", handle); 1358 1359 u32 nodfs = dfs ? 0 : 1; 1360 wifi_error result = hal_fn.wifi_set_nodfs_flag(handle, nodfs); 1361 return result == WIFI_SUCCESS; 1362} 1363 1364static jobject android_net_wifi_get_rtt_capabilities(JNIEnv *env, jclass cls, jint iface) { 1365 wifi_rtt_capabilities rtt_capabilities; 1366 wifi_interface_handle handle = getIfaceHandle(env, cls, iface); 1367 wifi_error ret = hal_fn.wifi_get_rtt_capabilities(handle, &rtt_capabilities); 1368 1369 if(WIFI_SUCCESS == ret) { 1370 jobject capabilities = createObject(env, "android/net/wifi/RttManager$RttCapabilities"); 1371 setBooleanField(env, capabilities, "oneSidedRttSupported", 1372 rtt_capabilities.rtt_one_sided_supported == 1); 1373 setBooleanField(env, capabilities, "twoSided11McRttSupported", 1374 rtt_capabilities.rtt_ftm_supported == 1); 1375 setBooleanField(env, capabilities, "lciSupported", 1376 rtt_capabilities.lci_support); 1377 setBooleanField(env,capabilities, "lcrSupported", 1378 rtt_capabilities.lcr_support); 1379 setIntField(env, capabilities, "preambleSupported", 1380 rtt_capabilities.preamble_support); 1381 setIntField(env, capabilities, "bwSupported", 1382 rtt_capabilities.bw_support); 1383 ALOGD("One side RTT is: %s", rtt_capabilities.rtt_one_sided_supported ==1 ? "support" : 1384 "not support"); 1385 ALOGD("Two side RTT is: %s", rtt_capabilities.rtt_ftm_supported == 1 ? "support" : 1386 "not support"); 1387 ALOGD("LCR is: %s", rtt_capabilities.lcr_support == 1 ? "support" : "not support"); 1388 1389 ALOGD("LCI is: %s", rtt_capabilities.lci_support == 1 ? "support" : "not support"); 1390 1391 ALOGD("Support Preamble is : %d support BW is %d", rtt_capabilities.preamble_support, 1392 rtt_capabilities.bw_support); 1393 return capabilities; 1394 } else { 1395 return NULL; 1396 } 1397} 1398 1399static jboolean android_net_wifi_set_Country_Code_Hal(JNIEnv *env,jclass cls, jint iface, 1400 jstring country_code) { 1401 1402 wifi_interface_handle handle = getIfaceHandle(env, cls, iface); 1403 const char *country = env->GetStringUTFChars(country_code, NULL); 1404 1405 ALOGD("set country code: %s", country); 1406 wifi_error res = hal_fn.wifi_set_country_code(handle, country); 1407 env->ReleaseStringUTFChars(country_code, country); 1408 1409 return res == WIFI_SUCCESS; 1410} 1411 1412static jboolean android_net_wifi_enable_disable_tdls(JNIEnv *env,jclass cls, jint iface, 1413 jboolean enable, jstring addr) { 1414 wifi_interface_handle handle = getIfaceHandle(env, cls, iface); 1415 1416 mac_addr address; 1417 parseMacAddress(env, addr, address); 1418 wifi_tdls_handler tdls_handler; 1419 //tdls_handler.on_tdls_state_changed = &on_tdls_state_changed; 1420 1421 if(enable) { 1422 return (hal_fn.wifi_enable_tdls(handle, address, NULL, tdls_handler) == WIFI_SUCCESS); 1423 } else { 1424 return (hal_fn.wifi_disable_tdls(handle, address) == WIFI_SUCCESS); 1425 } 1426} 1427 1428static void on_tdls_state_changed(mac_addr addr, wifi_tdls_status status) { 1429 JNIEnv *env = NULL; 1430 mVM->AttachCurrentThread(&env, NULL); 1431 1432 ALOGD("on_tdls_state_changed is called: vm = %p, obj = %p, env = %p", mVM, mCls, env); 1433 1434 char mac[32]; 1435 sprintf(mac, "%02x:%02x:%02x:%02x:%02x:%02x", addr[0], addr[1], addr[2], addr[3], addr[4], 1436 addr[5]); 1437 1438 jstring mac_address = env->NewStringUTF(mac); 1439 reportEvent(env, mCls, "onTdlsStatus", "(Ljava/lang/StringII;)V", 1440 mac_address, status.state, status.reason); 1441 1442} 1443 1444static jobject android_net_wifi_get_tdls_status(JNIEnv *env,jclass cls, jint iface,jstring addr) { 1445 wifi_interface_handle handle = getIfaceHandle(env, cls, iface); 1446 1447 mac_addr address; 1448 parseMacAddress(env, addr, address); 1449 1450 wifi_tdls_status status; 1451 1452 wifi_error ret; 1453 ret = hal_fn.wifi_get_tdls_status(handle, address, &status ); 1454 1455 if (ret != WIFI_SUCCESS) { 1456 return NULL; 1457 } else { 1458 jobject tdls_status = createObject(env, "com/android/server/wifi/WifiNative$TdlsStatus"); 1459 setIntField(env, tdls_status, "channel", status.channel); 1460 setIntField(env, tdls_status, "global_operating_class", status.global_operating_class); 1461 setIntField(env, tdls_status, "state", status.state); 1462 setIntField(env, tdls_status, "reason", status.reason); 1463 return tdls_status; 1464 } 1465} 1466 1467static jobject android_net_wifi_get_tdls_capabilities(JNIEnv *env, jclass cls, jint iface) { 1468 wifi_tdls_capabilities tdls_capabilities; 1469 wifi_interface_handle handle = getIfaceHandle(env, cls, iface); 1470 wifi_error ret = hal_fn.wifi_get_tdls_capabilities(handle, &tdls_capabilities); 1471 1472 if(WIFI_SUCCESS == ret) { 1473 jobject capabilities = createObject(env, 1474 "com/android/server/wifi/WifiNative$TdlsCapabilities"); 1475 setIntField(env, capabilities, "maxConcurrentTdlsSessionNumber", 1476 tdls_capabilities.max_concurrent_tdls_session_num); 1477 setBooleanField(env, capabilities, "isGlobalTdlsSupported", 1478 tdls_capabilities.is_global_tdls_supported == 1); 1479 setBooleanField(env, capabilities, "isPerMacTdlsSupported", 1480 tdls_capabilities.is_per_mac_tdls_supported == 1); 1481 setBooleanField(env,capabilities, "isOffChannelTdlsSupported", 1482 tdls_capabilities.is_off_channel_tdls_supported); 1483 1484 ALOGD("TDLS Max Concurrent Tdls Session Number is: %d", 1485 tdls_capabilities.max_concurrent_tdls_session_num); 1486 ALOGD("Global Tdls is: %s", tdls_capabilities.is_global_tdls_supported == 1 ? "support" : 1487 "not support"); 1488 ALOGD("Per Mac Tdls is: %s", tdls_capabilities.is_per_mac_tdls_supported == 1 ? "support" : 1489 "not support"); 1490 ALOGD("Off Channel Tdls is: %s", tdls_capabilities.is_off_channel_tdls_supported == 1 ? 1491 "support" : "not support"); 1492 1493 return capabilities; 1494 } else { 1495 return NULL; 1496 } 1497} 1498 1499// ---------------------------------------------------------------------------- 1500// Debug framework 1501// ---------------------------------------------------------------------------- 1502 1503static void onRingBufferData(char * ring_name, char * buffer, 1504int buffer_size, wifi_ring_buffer_status *status) { 1505 JNIEnv *env = NULL; 1506 mVM->AttachCurrentThread(&env, NULL); 1507 1508 ALOGD("onRingBufferData called, vm = %p, obj = %p, env = %p", mVM, mCls, env); 1509 1510 reportEvent(env, mCls, "onDataAvailable", "(I[Landroid/net/wifi/WiFiLogger$LogData;)V", 1511 0, 0); 1512} 1513 1514static jint android_net_wifi_get_supported_logger_feature(JNIEnv *env, jclass cls, jint iface){ 1515 //Not implemented yet 1516 wifi_interface_handle handle = getIfaceHandle(env, cls, iface); 1517 return -1; 1518} 1519 1520static jobject android_net_wifi_get_driver_version(JNIEnv *env, jclass cls, jint iface) { 1521 //Need to be fixed. The memory should be allocated from lower layer 1522 //char *buffer = NULL; 1523 int buffer_length = 256; 1524 char *buffer = (char *)malloc(buffer_length); 1525 if (!buffer) return NULL; 1526 memset(buffer, 0, buffer_length); 1527 wifi_interface_handle handle = getIfaceHandle(env, cls, iface); 1528 1529 ALOGD("android_net_wifi_get_driver_version = %p", handle); 1530 1531 if (handle == 0) { 1532 return NULL; 1533 } 1534 1535 wifi_error result = hal_fn.wifi_get_driver_version(handle, buffer, buffer_length); 1536 1537 if (result == WIFI_SUCCESS) { 1538 ALOGD("buffer is %p, length is %d", buffer, buffer_length); 1539 jstring driver_version = env->NewStringUTF(buffer); 1540 free(buffer); 1541 return driver_version; 1542 } else { 1543 ALOGD("Fail to get driver version"); 1544 return NULL; 1545 } 1546} 1547 1548static jobject android_net_wifi_get_firmware_version(JNIEnv *env, jclass cls, jint iface) { 1549 1550 //char *buffer = NULL; 1551 int buffer_length = 256; 1552 char *buffer = (char *)malloc(buffer_length); 1553 if (!buffer) return NULL; 1554 memset(buffer, 0, buffer_length); 1555 wifi_interface_handle handle = getIfaceHandle(env, cls, iface); 1556 1557 ALOGD("android_net_wifi_get_firmware_version = %p", handle); 1558 1559 if (handle == 0) { 1560 return NULL; 1561 } 1562 1563 wifi_error result = hal_fn.wifi_get_firmware_version(handle, buffer, buffer_length); 1564 1565 if (result == WIFI_SUCCESS) { 1566 ALOGD("buffer is %p, length is %d", buffer, buffer_length); 1567 jstring firmware_version = env->NewStringUTF(buffer); 1568 free(buffer); 1569 return firmware_version; 1570 } else { 1571 ALOGD("Fail to get Firmware version"); 1572 return NULL; 1573 } 1574} 1575 1576static jobject android_net_wifi_get_ring_buffer_status (JNIEnv *env, jclass cls, jint iface) { 1577 1578 wifi_interface_handle handle = getIfaceHandle(env, cls, iface); 1579 1580 ALOGD(" android_net_wifi_get_ring_buffer_status = %p", handle); 1581 1582 if (handle == 0) { 1583 return NULL; 1584 } 1585 1586 //wifi_ring_buffer_status *status = NULL; 1587 u32 num_rings = 10; 1588 wifi_ring_buffer_status *status = 1589 (wifi_ring_buffer_status *)malloc(sizeof(wifi_ring_buffer_status) * num_rings); 1590 if (!status) return NULL; 1591 memset(status, 0, sizeof(wifi_ring_buffer_status) * num_rings); 1592 wifi_error result = hal_fn.wifi_get_ring_buffers_status(handle, &num_rings, status); 1593 if (result == WIFI_SUCCESS) { 1594 ALOGD("status is %p, number is %d", status, num_rings); 1595 jclass clsRingBufferStatus = 1596 (env)->FindClass("com/android/server/wifi/WifiNative$RingBufferStatus"); 1597 if (clsRingBufferStatus == NULL) { 1598 ALOGE("Error in accessing class"); 1599 free(status); 1600 return NULL; 1601 } 1602 jobjectArray ringBuffersStatus = env->NewObjectArray(num_rings,clsRingBufferStatus, NULL); 1603 wifi_ring_buffer_status *tmp = status; 1604 1605 for(u32 i = 0; i < num_rings; i++, tmp++) { 1606 jobject ringStatus = createObject(env, 1607 "com/android/server/wifi/WifiNative$RingBufferStatus"); 1608 if (ringStatus == NULL) { 1609 ALOGE("Error in creating ringBufferStatus"); 1610 free(status); 1611 return NULL; 1612 } 1613 char name[32]; 1614 for(int j = 0; j < 32; j++) { 1615 name[j] = tmp->name[j]; 1616 } 1617 setStringField(env, ringStatus, "name", name); 1618 setIntField(env, ringStatus, "flag", tmp->flags); 1619 setIntField(env, ringStatus, "ringBufferId", tmp->ring_id); 1620 setIntField(env, ringStatus, "ringBufferByteSize", tmp->ring_buffer_byte_size); 1621 setIntField(env, ringStatus, "verboseLevel", tmp->verbose_level); 1622 setIntField(env, ringStatus, "writtenBytes", tmp->written_bytes); 1623 setIntField(env, ringStatus, "readBytes", tmp->read_bytes); 1624 setIntField(env, ringStatus, "writtenRecords", tmp->written_records); 1625 env->SetObjectArrayElement(ringBuffersStatus, i, ringStatus); 1626 } 1627 free(status); 1628 return ringBuffersStatus; 1629 } else { 1630 free(status); 1631 return NULL; 1632 } 1633} 1634 1635static void on_ring_buffer_data(char *ring_name, char *buffer, int buffer_size, 1636 wifi_ring_buffer_status *status) { 1637 1638 if (!ring_name || !buffer || !status || 1639 (unsigned int)buffer_size <= sizeof(wifi_ring_buffer_entry)) { 1640 ALOGE("Error input for on_ring_buffer_data!"); 1641 return; 1642 } 1643 1644 JNIEnv *env = NULL; 1645 mVM->AttachCurrentThread(&env, NULL); 1646 ALOGD("on_ring_buffer_data called, vm = %p, obj = %p, env = %p buffer size = %d", mVM, 1647 mCls, env, buffer_size); 1648 1649 jobject ringStatus = createObject(env, 1650 "com/android/server/wifi/WifiNative$RingBufferStatus"); 1651 if (status == NULL) { 1652 ALOGE("Error in creating ringBufferStatus"); 1653 return; 1654 } 1655 1656 setStringField(env, ringStatus, "name", ring_name); 1657 setIntField(env, ringStatus, "flag", status->flags); 1658 setIntField(env, ringStatus, "ringBufferId", status->ring_id); 1659 setIntField(env, ringStatus, "ringBufferByteSize", status->ring_buffer_byte_size); 1660 setIntField(env, ringStatus, "verboseLevel", status->verbose_level); 1661 setIntField(env, ringStatus, "writtenBytes", status->written_bytes); 1662 setIntField(env, ringStatus, "readBytes", status->read_bytes); 1663 setIntField(env, ringStatus, "writtenRecords", status->written_records); 1664 1665 jbyteArray bytes = env->NewByteArray(buffer_size); 1666 env->SetByteArrayRegion(bytes, 0, buffer_size, (jbyte*)buffer); 1667 1668 reportEvent(env, mCls,"onRingBufferData", 1669 "(Lcom/android/server/wifi/WifiNative$RingBufferStatus;[B)V", ringStatus, bytes); 1670 1671 env->DeleteLocalRef(bytes); 1672 env->DeleteLocalRef(ringStatus); 1673} 1674 1675static void on_alert_data(wifi_request_id id, char *buffer, int buffer_size, int err_code){ 1676 JNIEnv *env = NULL; 1677 mVM->AttachCurrentThread(&env, NULL); 1678 ALOGD(" on_alert_data called, vm = %p, obj = %p, env = %p buffer_size = %d, error code = %d" 1679 , mVM, mCls, env, buffer_size, err_code); 1680 1681 if (buffer_size > 0) { 1682 jbyteArray records = env->NewByteArray(buffer_size); 1683 jbyte *bytes = (jbyte *) buffer; 1684 env->SetByteArrayRegion(records, 0,buffer_size, bytes); 1685 reportEvent(env, mCls,"onWifiAlert","([B;I)V", records, err_code); 1686 env->DeleteLocalRef(records); 1687 } else { 1688 reportEvent(env, mCls,"onWifiAlert","([B;I)V", NULL, err_code); 1689 } 1690} 1691 1692 1693static jboolean android_net_wifi_start_logging_ring_buffer(JNIEnv *env, jclass cls, jint iface, 1694 jint verbose_level,jint flags, jint max_interval,jint min_data_size, jstring ring_name) { 1695 1696 wifi_interface_handle handle = getIfaceHandle(env, cls, iface); 1697 1698 ALOGD("android_net_wifi_start_logging_ring_buffer = %p", handle); 1699 1700 if (handle == 0) { 1701 return false; 1702 } 1703 1704 //set logging handler 1705 1706 //initialize the handler on first time 1707 wifi_ring_buffer_data_handler handler; 1708 handler.on_ring_buffer_data = &on_ring_buffer_data; 1709 int result = hal_fn.wifi_set_log_handler(0, handle, handler); 1710 if (result != WIFI_SUCCESS) { 1711 ALOGE("Fail to set logging handler"); 1712 return false; 1713 } else { 1714 ALOGE(" Successfully set on_ring_buffer_data"); 1715 } 1716 //set alter handler 1717 wifi_alert_handler alert_handler; 1718 alert_handler.on_alert = &on_alert_data; 1719 result = hal_fn.wifi_set_alert_handler(0, handle, alert_handler); 1720 if (result != WIFI_SUCCESS) { 1721 ALOGE(" Fail to set logging handler"); 1722 return false; 1723 } else { 1724 ALOGE(" Successfully set on_alert"); 1725 } 1726 1727 1728 const char* ring_name_const_char = env->GetStringUTFChars(ring_name, JNI_FALSE); 1729 int len; 1730 for(len = 0; ring_name_const_char[len] != 0; len++); 1731 1732 char* ring_name_char = (char*) malloc(len+1); 1733 memcpy(ring_name_char, ring_name_const_char, len+1); 1734 1735 int ret = hal_fn.wifi_start_logging(handle, verbose_level, flags, max_interval, min_data_size, 1736 ring_name_char); 1737 1738 if (ret != WIFI_SUCCESS) { 1739 ALOGE("Fail to start logging for ring %s", ring_name); 1740 } else { 1741 ALOGD("start logging for ring %s", ring_name); 1742 } 1743 env->ReleaseStringUTFChars(ring_name, ring_name_char); 1744 return ret == WIFI_SUCCESS; 1745} 1746 1747static jboolean android_net_wifi_get_ring_buffer_data(JNIEnv *env, jclass cls, jint iface, 1748 jstring ring_name) { 1749 wifi_interface_handle handle = getIfaceHandle(env, cls, iface); 1750 ALOGD("android_net_wifi_get_ring_buffer_data = %p", handle); 1751 1752 1753 const char* ring_name_const_char = env->GetStringUTFChars(ring_name, JNI_FALSE); 1754 int len; 1755 for(len = 0; ring_name_const_char[len] != 0; len++); 1756 char* ring_name_char = (char*) malloc(len+1); 1757 memcpy(ring_name_char, ring_name_const_char, len+1); 1758 1759 int result = hal_fn.wifi_get_ring_data(handle, ring_name_char); 1760 1761 if (result == WIFI_SUCCESS) 1762 ALOGD("Get Ring data command success\n"); 1763 else 1764 ALOGE("Failed to execute get ring data command\n"); 1765 1766 env->ReleaseStringUTFChars(ring_name, ring_name_char); 1767 return result == WIFI_SUCCESS; 1768} 1769 1770 1771void on_firmware_memory_dump(char *buffer, int buffer_size) { 1772 JNIEnv *env = NULL; 1773 mVM->AttachCurrentThread(&env, NULL); 1774 ALOGD("on_firmware_memory_dump called, vm = %p, obj = %p, env = %p buffer_size = %d" 1775 , mVM, mCls, env, buffer_size); 1776 1777 if (buffer_size > 0) { 1778 jbyteArray dump = env->NewByteArray(buffer_size); 1779 jbyte *bytes = (jbyte *) (buffer); 1780 env->SetByteArrayRegion(dump, 0, buffer_size, bytes); 1781 reportEvent(env, mCls,"onWifiFwMemoryAvailable","([B)V", dump); 1782 env->DeleteLocalRef(dump); 1783 } 1784 1785} 1786 1787static jboolean android_net_wifi_get_fw_memory_dump(JNIEnv *env, jclass cls, jint iface){ 1788 wifi_interface_handle handle = getIfaceHandle(env, cls, iface); 1789 ALOGD("android_net_wifi_get_fw_memory_dump = %p", handle); 1790 1791 if (handle == NULL) { 1792 ALOGE("Can not get wifi_interface_handle"); 1793 return false; 1794 } 1795 1796 wifi_firmware_memory_dump_handler fw_dump_handle; 1797 fw_dump_handle.on_firmware_memory_dump = on_firmware_memory_dump; 1798 int result = hal_fn.wifi_get_firmware_memory_dump(handle, fw_dump_handle); 1799 return result == WIFI_SUCCESS; 1800 1801} 1802 1803// ---------------------------------------------------------------------------- 1804// ePno framework 1805// ---------------------------------------------------------------------------- 1806 1807 1808static void onPnoNetworkFound(wifi_request_id id, 1809 unsigned num_results, wifi_scan_result *results) { 1810 JNIEnv *env = NULL; 1811 mVM->AttachCurrentThread(&env, NULL); 1812 1813 ALOGD("onPnoNetworkFound called, vm = %p, obj = %p, env = %p, num_results %u", 1814 mVM, mCls, env, num_results); 1815 1816 if (results == 0 || num_results == 0) { 1817 ALOGE("onPnoNetworkFound: Error no results"); 1818 return; 1819 } 1820 1821 jobject scanResult; 1822 jbyte *bytes; 1823 jobjectArray scanResults; 1824 //jbyteArray elements; 1825 1826 for (unsigned i=0; i<num_results; i++) { 1827 1828 scanResult = createScanResult(env, &results[i]); 1829 if (i == 0) { 1830 scanResults = env->NewObjectArray(num_results, 1831 env->FindClass("android/net/wifi/ScanResult"), scanResult); 1832 if (scanResults == 0) { 1833 ALOGD("cant allocate array"); 1834 } else { 1835 ALOGD("allocated array %u", env->GetArrayLength(scanResults)); 1836 } 1837 } else { 1838 env->SetObjectArrayElement(scanResults, i, scanResult); 1839 } 1840 1841 ALOGD("Scan result with ie length %d, i %u, <%s> rssi=%d %02x:%02x:%02x:%02x:%02x:%02x", 1842 results->ie_length, i, results[i].ssid, results[i].rssi, results[i].bssid[0], 1843 results[i].bssid[1],results[i].bssid[2], results[i].bssid[3], results[i].bssid[4], 1844 results[i].bssid[5]); 1845 1846 /*elements = env->NewByteArray(results->ie_length); 1847 if (elements == NULL) { 1848 ALOGE("Error in allocating array"); 1849 return; 1850 }*/ 1851 1852 //ALOGD("onPnoNetworkFound: Setting byte array"); 1853 1854 //bytes = (jbyte *)&(results->ie_data[0]); 1855 //env->SetByteArrayRegion(elements, 0, results->ie_length, bytes); 1856 1857 //ALOGD("onPnoNetworkFound: Returning result"); 1858 } 1859 1860 1861 ALOGD("calling report"); 1862 1863 reportEvent(env, mCls, "onPnoNetworkFound", "(I[Landroid/net/wifi/ScanResult;)V", id, 1864 scanResults); 1865 ALOGD("free ref"); 1866 1867 env->DeleteLocalRef(scanResults); 1868 //env->DeleteLocalRef(elements); 1869} 1870 1871static jboolean android_net_wifi_setPnoListNative( 1872 JNIEnv *env, jclass cls, jint iface, jint id, jobject list) { 1873 1874 wifi_epno_handler handler; 1875 handler.on_network_found = &onPnoNetworkFound; 1876 1877 wifi_interface_handle handle = getIfaceHandle(env, cls, iface); 1878 ALOGD("configure ePno list request [%d] = %p", id, handle); 1879 1880 if (list == NULL) { 1881 // stop pno 1882 int result = hal_fn.wifi_set_epno_list(id, handle, 0, NULL, handler); 1883 ALOGE(" setPnoListNative: STOP result = %d", result); 1884 return result >= 0; 1885 } 1886 1887 wifi_epno_network net_list[MAX_PNO_SSID]; 1888 memset(&net_list, 0, sizeof(net_list)); 1889 1890 size_t len = env->GetArrayLength((jobjectArray)list); 1891 if (len > (size_t)MAX_PNO_SSID) { 1892 return false; 1893 } 1894 1895 for (unsigned int i = 0; i < len; i++) { 1896 1897 jobject pno_net = env->GetObjectArrayElement((jobjectArray)list, i); 1898 if (pno_net == NULL) { 1899 ALOGD("setPnoListNative: could not get element %d", i); 1900 continue; 1901 } 1902 1903 jstring sssid = (jstring) getObjectField( 1904 env, pno_net, "SSID", "Ljava/lang/String;"); 1905 if (sssid == NULL) { 1906 ALOGE("Error setPnoListNative: getting ssid field"); 1907 return false; 1908 } 1909 1910 const char *ssid = env->GetStringUTFChars(sssid, NULL); 1911 if (ssid == NULL) { 1912 ALOGE("Error setPnoListNative: getting ssid"); 1913 return false; 1914 } 1915 int ssid_len = strnlen((const char*)ssid, 33); 1916 if (ssid_len > 32) { 1917 ALOGE("Error setPnoListNative: long ssid %u", strnlen((const char*)ssid, 256)); 1918 return false; 1919 } 1920 if (ssid_len > 1 && ssid[0] == '"' && ssid[ssid_len-1]) 1921 { 1922 // strip leading and trailing '"' 1923 ssid++; 1924 ssid_len-=2; 1925 } 1926 if (ssid_len == 0) { 1927 ALOGE("Error setPnoListNative: zero length ssid, skip it"); 1928 continue; 1929 } 1930 memcpy(net_list[i].ssid, ssid, ssid_len); 1931 1932 int rssit = getIntField(env, pno_net, "rssi_threshold"); 1933 net_list[i].rssi_threshold = (byte)rssit; 1934 int a = getIntField(env, pno_net, "auth"); 1935 net_list[i].auth_bit_field = a; 1936 int f = getIntField(env, pno_net, "flags"); 1937 net_list[i].flags = f; 1938 ALOGE(" setPnoListNative: idx %u rssi %d/%d auth %x/%x flags %x/%x [%s]", i, 1939 (signed)net_list[i].rssi_threshold, net_list[i].rssi_threshold, 1940 net_list[i].auth_bit_field, a, net_list[i].flags, f, net_list[i].ssid); 1941 } 1942 1943 int result = hal_fn.wifi_set_epno_list(id, handle, len, net_list, handler); 1944 ALOGE(" setPnoListNative: result %d", result); 1945 1946 return result >= 0; 1947} 1948 1949static jboolean android_net_wifi_setLazyRoam( 1950 JNIEnv *env, jclass cls, jint iface, jint id, jboolean enabled, jobject roam_param) { 1951 1952 wifi_error status = WIFI_SUCCESS; 1953 wifi_roam_params params; 1954 memset(¶ms, 0, sizeof(params)); 1955 1956 wifi_interface_handle handle = getIfaceHandle(env, cls, iface); 1957 ALOGD("configure lazy roam request [%d] = %p", id, handle); 1958 1959 if (roam_param != NULL) { 1960 params.A_band_boost_threshold = getIntField(env, roam_param, "A_band_boost_threshold"); 1961 params.A_band_penalty_threshold = getIntField(env, roam_param, "A_band_penalty_threshold"); 1962 params.A_band_boost_factor = getIntField(env, roam_param, "A_band_boost_factor"); 1963 params.A_band_penalty_factor = getIntField(env, roam_param, "A_band_penalty_factor"); 1964 params.A_band_max_boost = getIntField(env, roam_param, "A_band_max_boost"); 1965 params.lazy_roam_hysteresis = getIntField(env, roam_param, "lazy_roam_hysteresis"); 1966 params.alert_roam_rssi_trigger = getIntField(env, roam_param, "alert_roam_rssi_trigger"); 1967 status = hal_fn.wifi_set_gscan_roam_params(id, handle, ¶ms); 1968 } 1969 ALOGE("android_net_wifi_setLazyRoam configured params status=%d\n", status); 1970 1971 if (status >= 0) { 1972 int doEnable = enabled ? 1 : 0; 1973 status = hal_fn.wifi_enable_lazy_roam(id, handle, doEnable); 1974 ALOGE("android_net_wifi_setLazyRoam enabled roam status=%d\n", status); 1975 } 1976 return status >= 0; 1977} 1978 1979static jboolean android_net_wifi_setBssidBlacklist( 1980 JNIEnv *env, jclass cls, jint iface, jint id, jobject list) { 1981 1982 wifi_interface_handle handle = getIfaceHandle(env, cls, iface); 1983 ALOGD("configure BSSID black list request [%d] = %p", id, handle); 1984 1985 wifi_bssid_params params; 1986 memset(¶ms, 0, sizeof(params)); 1987 1988 if (list != NULL) { 1989 size_t len = env->GetArrayLength((jobjectArray)list); 1990 if (len > (size_t)MAX_BLACKLIST_BSSID) { 1991 return false; 1992 } 1993 for (unsigned int i = 0; i < len; i++) { 1994 1995 jstring jbssid = (jstring)env->GetObjectArrayElement((jobjectArray)list, i); 1996 if (jbssid == NULL) { 1997 ALOGD("configure BSSID blacklist: could not get element %d", i); 1998 continue; 1999 } 2000 const char *bssid = env->GetStringUTFChars(jbssid, NULL); 2001 if (bssid == NULL) { 2002 ALOGE("Error getting bssid"); 2003 return false; 2004 } 2005 2006 mac_addr addr; 2007 parseMacAddress(bssid, addr); 2008 memcpy(params.bssids[i], addr, sizeof(mac_addr)); 2009 2010 char bssidOut[32]; 2011 sprintf(bssidOut, "%0x:%0x:%0x:%0x:%0x:%0x", addr[0], addr[1], 2012 addr[2], addr[3], addr[4], addr[5]); 2013 2014 ALOGD("BSSID blacklist: added bssid %s", bssidOut); 2015 2016 params.num_bssid++; 2017 2018 } 2019 } 2020 2021 ALOGD("Added %d bssids", params.num_bssid); 2022 return hal_fn.wifi_set_bssid_blacklist(id, handle, params) == WIFI_SUCCESS; 2023} 2024 2025static jboolean android_net_wifi_setSsidWhitelist( 2026 JNIEnv *env, jclass cls, jint iface, jint id, jobject list) { 2027 2028 wifi_interface_handle handle = getIfaceHandle(env, cls, iface); 2029 ALOGD("configure SSID white list request [%d] = %p", id, handle); 2030 wifi_ssid *ssids = NULL; 2031 int num_ssids = 0; 2032 if (list != NULL) { 2033 size_t len = env->GetArrayLength((jobjectArray)list); 2034 if (len > 0) { 2035 ssids = (wifi_ssid *)malloc(len * sizeof (wifi_ssid)); 2036 if (!ssids) return false; 2037 memset(ssids, 0, len * sizeof (wifi_ssid)); 2038 for (unsigned int i = 0; i < len; i++) { 2039 2040 jstring jssid = (jstring)env->GetObjectArrayElement((jobjectArray)list, i); 2041 if (jssid == NULL) { 2042 ALOGD("configure SSID whitelist: could not get element %d", i); 2043 free(ssids); 2044 return false; 2045 } 2046 const char *ssid = env->GetStringUTFChars(jssid, NULL); 2047 if (ssid == NULL) { 2048 ALOGE("Error getting sssid"); 2049 free(ssids); 2050 return false; 2051 } 2052 int slen = strnlen(ssid, 33); 2053 if (slen <= 0 || slen > 32) { 2054 ALOGE("Error wrong ssid length %d", slen); 2055 free(ssids); 2056 return false; 2057 } 2058 2059 memcpy(ssids[i].ssid, ssid, slen); 2060 num_ssids++; 2061 ALOGD("SSID white list: added ssid %s", ssid); 2062 } 2063 } 2064 } 2065 2066 ALOGD("android_net_wifi_setSsidWhitelist Added %d sssids", num_ssids); 2067 return hal_fn.wifi_set_ssid_white_list(id, handle, num_ssids, ssids) == WIFI_SUCCESS; 2068} 2069 2070// ---------------------------------------------------------------------------- 2071 2072/* 2073 * JNI registration. 2074 */ 2075static JNINativeMethod gWifiMethods[] = { 2076 /* name, signature, funcPtr */ 2077 2078 { "loadDriver", "()Z", (void *)android_net_wifi_loadDriver }, 2079 { "isDriverLoaded", "()Z", (void *)android_net_wifi_isDriverLoaded }, 2080 { "unloadDriver", "()Z", (void *)android_net_wifi_unloadDriver }, 2081 { "startSupplicant", "(Z)Z", (void *)android_net_wifi_startSupplicant }, 2082 { "killSupplicant", "(Z)Z", (void *)android_net_wifi_killSupplicant }, 2083 { "connectToSupplicantNative", "()Z", (void *)android_net_wifi_connectToSupplicant }, 2084 { "closeSupplicantConnectionNative", "()V", 2085 (void *)android_net_wifi_closeSupplicantConnection }, 2086 { "waitForEventNative", "()Ljava/lang/String;", (void*)android_net_wifi_waitForEvent }, 2087 { "doBooleanCommandNative", "(Ljava/lang/String;)Z", (void*)android_net_wifi_doBooleanCommand }, 2088 { "doIntCommandNative", "(Ljava/lang/String;)I", (void*)android_net_wifi_doIntCommand }, 2089 { "doStringCommandNative", "(Ljava/lang/String;)Ljava/lang/String;", 2090 (void*) android_net_wifi_doStringCommand }, 2091 { "startHalNative", "()Z", (void*) android_net_wifi_startHal }, 2092 { "stopHalNative", "()V", (void*) android_net_wifi_stopHal }, 2093 { "waitForHalEventNative", "()V", (void*) android_net_wifi_waitForHalEvents }, 2094 { "getInterfacesNative", "()I", (void*) android_net_wifi_getInterfaces}, 2095 { "getInterfaceNameNative", "(I)Ljava/lang/String;", (void*) android_net_wifi_getInterfaceName}, 2096 { "getScanCapabilitiesNative", "(ILcom/android/server/wifi/WifiNative$ScanCapabilities;)Z", 2097 (void *) android_net_wifi_getScanCapabilities}, 2098 { "startScanNative", "(IILcom/android/server/wifi/WifiNative$ScanSettings;)Z", 2099 (void*) android_net_wifi_startScan}, 2100 { "stopScanNative", "(II)Z", (void*) android_net_wifi_stopScan}, 2101 { "getScanResultsNative", "(IZ)[Landroid/net/wifi/WifiScanner$ScanData;", 2102 (void *) android_net_wifi_getScanResults}, 2103 { "setHotlistNative", "(IILandroid/net/wifi/WifiScanner$HotlistSettings;)Z", 2104 (void*) android_net_wifi_setHotlist}, 2105 { "resetHotlistNative", "(II)Z", (void*) android_net_wifi_resetHotlist}, 2106 { "trackSignificantWifiChangeNative", "(IILandroid/net/wifi/WifiScanner$WifiChangeSettings;)Z", 2107 (void*) android_net_wifi_trackSignificantWifiChange}, 2108 { "untrackSignificantWifiChangeNative", "(II)Z", 2109 (void*) android_net_wifi_untrackSignificantWifiChange}, 2110 { "getWifiLinkLayerStatsNative", "(I)Landroid/net/wifi/WifiLinkLayerStats;", 2111 (void*) android_net_wifi_getLinkLayerStats}, 2112 { "setWifiLinkLayerStatsNative", "(II)V", 2113 (void*) android_net_wifi_setLinkLayerStats}, 2114 { "getSupportedFeatureSetNative", "(I)I", 2115 (void*) android_net_wifi_getSupportedFeatures}, 2116 { "requestRangeNative", "(II[Landroid/net/wifi/RttManager$RttParams;)Z", 2117 (void*) android_net_wifi_requestRange}, 2118 { "cancelRangeRequestNative", "(II[Landroid/net/wifi/RttManager$RttParams;)Z", 2119 (void*) android_net_wifi_cancelRange}, 2120 { "setScanningMacOuiNative", "(I[B)Z", (void*) android_net_wifi_setScanningMacOui}, 2121 { "getChannelsForBandNative", "(II)[I", (void*) android_net_wifi_getValidChannels}, 2122 { "setDfsFlagNative", "(IZ)Z", (void*) android_net_wifi_setDfsFlag}, 2123 { "toggleInterfaceNative", "(I)Z", (void*) android_net_wifi_toggle_interface}, 2124 { "getRttCapabilitiesNative", "(I)Landroid/net/wifi/RttManager$RttCapabilities;", 2125 (void*) android_net_wifi_get_rtt_capabilities}, 2126 {"setCountryCodeHalNative", "(ILjava/lang/String;)Z", 2127 (void*) android_net_wifi_set_Country_Code_Hal}, 2128 { "setPnoListNative", "(II[Lcom/android/server/wifi/WifiNative$WifiPnoNetwork;)Z", 2129 (void*) android_net_wifi_setPnoListNative}, 2130 {"enableDisableTdlsNative", "(IZLjava/lang/String;)Z", 2131 (void*) android_net_wifi_enable_disable_tdls}, 2132 {"getTdlsStatusNative", "(ILjava/lang/String;)Lcom/android/server/wifi/WifiNative$TdlsStatus;", 2133 (void*) android_net_wifi_get_tdls_status}, 2134 {"getTdlsCapabilitiesNative", "(I)Lcom/android/server/wifi/WifiNative$TdlsCapabilities;", 2135 (void*) android_net_wifi_get_tdls_capabilities}, 2136 {"getSupportedLoggerFeatureSetNative","(I)I", 2137 (void*) android_net_wifi_get_supported_logger_feature}, 2138 {"getDriverVersionNative", "(I)Ljava/lang/String;", 2139 (void*) android_net_wifi_get_driver_version}, 2140 {"getFirmwareVersionNative", "(I)Ljava/lang/String;", 2141 (void*) android_net_wifi_get_firmware_version}, 2142 {"getRingBufferStatusNative", "(I)[Lcom/android/server/wifi/WifiNative$RingBufferStatus;", 2143 (void*) android_net_wifi_get_ring_buffer_status}, 2144 {"startLoggingRingBufferNative", "(IIIIILjava/lang/String;)Z", 2145 (void*) android_net_wifi_start_logging_ring_buffer}, 2146 {"getRingBufferDataNative", "(ILjava/lang/String;)Z", 2147 (void*) android_net_wifi_get_ring_buffer_data}, 2148 {"getFwMemoryDumpNative","(I)Z", (void*) android_net_wifi_get_fw_memory_dump}, 2149 { "setLazyRoamNative", "(IIZLcom/android/server/wifi/WifiNative$WifiLazyRoamParams;)Z", 2150 (void*) android_net_wifi_setLazyRoam}, 2151 { "setBssidBlacklistNative", "(II[Ljava/lang/String;)Z", 2152 (void*)android_net_wifi_setBssidBlacklist}, 2153 { "setSsidWhitelistNative", "(II[Ljava/lang/String;)Z", 2154 (void*)android_net_wifi_setSsidWhitelist} 2155}; 2156 2157int register_android_net_wifi_WifiNative(JNIEnv* env) { 2158 return AndroidRuntime::registerNativeMethods(env, 2159 "com/android/server/wifi/WifiNative", gWifiMethods, NELEM(gWifiMethods)); 2160} 2161 2162 2163/* User to register native functions */ 2164extern "C" 2165jint Java_com_android_server_wifi_WifiNative_registerNatives(JNIEnv* env, jclass clazz) { 2166 return AndroidRuntime::registerNativeMethods(env, 2167 "com/android/server/wifi/WifiNative", gWifiMethods, NELEM(gWifiMethods)); 2168} 2169 2170}; // namespace android 2171