com_android_server_wifi_WifiNative.cpp revision 5cfd8d8b9f241dcad874125a1b5538ee0d6860fe
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
232jboolean setSSIDField(JNIEnv *env, jobject obj, const char *rawSsid) {
233
234    jmethodID methodID = env->GetStaticMethodID(mCls, "setSsid", "([BLandroid/net/wifi/ScanResult;)Z");
235    if (methodID == NULL) {
236        ALOGE("Error in getting method ID setSsid");
237        return false;
238    }
239
240    int len = strlen(rawSsid);
241
242    if (len > 0) {
243        jbyteArray ssidBytes = env->NewByteArray(len);
244        env->SetByteArrayRegion(ssidBytes, 0, len, (jbyte *) rawSsid);
245        jboolean ret = env->CallStaticBooleanMethod(mCls, methodID, ssidBytes, obj);
246        env->DeleteLocalRef(ssidBytes);
247        return ret;
248    } else {
249        //empty SSID or SSID start with \0
250        return true;
251    }
252}
253
254static jobject createScanResult(JNIEnv *env, wifi_scan_result *result) {
255
256    // ALOGD("creating scan result");
257
258    jobject scanResult = createObject(env, "android/net/wifi/ScanResult");
259    if (scanResult == NULL) {
260        ALOGE("Error in creating scan result");
261        return NULL;
262    }
263
264    ALOGV("setting SSID to %s", result->ssid);
265
266    if(!setSSIDField(env, scanResult, result->ssid)) {
267        ALOGE("Error on set SSID");
268        return NULL;
269    }
270
271    char bssid[32];
272    sprintf(bssid, "%02x:%02x:%02x:%02x:%02x:%02x", result->bssid[0], result->bssid[1],
273        result->bssid[2], result->bssid[3], result->bssid[4], result->bssid[5]);
274    //jstring jbssid = env->NewStringUTF(bssid);
275
276    setStringField(env, scanResult, "BSSID", bssid);
277
278    setIntField(env, scanResult, "level", result->rssi);
279    setIntField(env, scanResult, "frequency", result->channel);
280    setLongField(env, scanResult, "timestamp", result->ts);
281
282    return scanResult;
283}
284
285int set_iface_flags(const char *ifname, int dev_up) {
286    struct ifreq ifr;
287    int ret;
288    int sock = socket(PF_INET, SOCK_DGRAM, 0);
289    if (sock < 0) {
290        ALOGD("Bad socket: %d\n", sock);
291        return -errno;
292    }
293
294    //ALOGD("setting interface %s flags (%s)\n", ifname, dev_up ? "UP" : "DOWN");
295
296    memset(&ifr, 0, sizeof(ifr));
297    strlcpy(ifr.ifr_name, ifname, IFNAMSIZ);
298
299    //ALOGD("reading old value\n");
300
301    if (ioctl(sock, SIOCGIFFLAGS, &ifr) != 0) {
302      ret = errno ? -errno : -999;
303      ALOGE("Could not read interface %s flags: %d\n", ifname, errno);
304      close(sock);
305      return ret;
306    } else {
307      //ALOGD("writing new value\n");
308    }
309
310    if (dev_up) {
311      if (ifr.ifr_flags & IFF_UP) {
312        // ALOGD("interface %s is already up\n", ifname);
313        close(sock);
314        return 0;
315      }
316      ifr.ifr_flags |= IFF_UP;
317    } else {
318      if (!(ifr.ifr_flags & IFF_UP)) {
319        // ALOGD("interface %s is already down\n", ifname);
320        close(sock);
321        return 0;
322      }
323      ifr.ifr_flags &= ~IFF_UP;
324    }
325
326    if (ioctl(sock, SIOCSIFFLAGS, &ifr) != 0) {
327      ALOGE("Could not set interface %s flags: %d\n", ifname, errno);
328      ret = errno ? -errno : -999;
329      close(sock);
330      return ret;
331    } else {
332      ALOGD("set interface %s flags (%s)\n", ifname, dev_up ? "UP" : "DOWN");
333    }
334    close(sock);
335    return 0;
336}
337
338static jboolean android_net_wifi_toggle_interface(JNIEnv* env, jclass cls, int toggle) {
339    return(set_iface_flags("wlan0", toggle) == 0);
340}
341
342static jboolean android_net_wifi_startHal(JNIEnv* env, jclass cls) {
343    wifi_handle halHandle = getWifiHandle(env, cls);
344    if (halHandle == NULL) {
345
346        if(init_wifi_hal_func_table(&hal_fn) != 0 ) {
347            ALOGD("Can not initialize the basic function pointer table");
348            return false;
349        }
350
351        wifi_error res = init_wifi_vendor_hal_func_table(&hal_fn);
352        if (res != WIFI_SUCCESS) {
353            ALOGD("Can not initialize the vendor function pointer table");
354	    return false;
355        }
356
357        int ret = set_iface_flags("wlan0", 1);
358        if(ret != 0) {
359            return false;
360        }
361
362        res = hal_fn.wifi_initialize(&halHandle);
363        if (res == WIFI_SUCCESS) {
364            setStaticLongField(env, cls, WifiHandleVarName, (jlong)halHandle);
365            ALOGD("Did set static halHandle = %p", halHandle);
366        }
367        env->GetJavaVM(&mVM);
368        mCls = (jclass) env->NewGlobalRef(cls);
369        ALOGD("halHandle = %p, mVM = %p, mCls = %p", halHandle, mVM, mCls);
370        return res == WIFI_SUCCESS;
371    } else {
372        return (set_iface_flags("wlan0", 1) == 0);
373    }
374}
375
376void android_net_wifi_hal_cleaned_up_handler(wifi_handle handle) {
377    ALOGD("In wifi cleaned up handler");
378
379    JNIEnv * env = getEnv();
380    setStaticLongField(env, mCls, WifiHandleVarName, 0);
381    env->DeleteGlobalRef(mCls);
382    mCls = NULL;
383    mVM  = NULL;
384}
385
386static void android_net_wifi_stopHal(JNIEnv* env, jclass cls) {
387    ALOGD("In wifi stop Hal");
388
389    wifi_handle halHandle = getWifiHandle(env, cls);
390    if (halHandle == NULL)
391        return;
392
393    ALOGD("halHandle = %p, mVM = %p, mCls = %p", halHandle, mVM, mCls);
394    hal_fn.wifi_cleanup(halHandle, android_net_wifi_hal_cleaned_up_handler);
395}
396
397static void android_net_wifi_waitForHalEvents(JNIEnv* env, jclass cls) {
398
399    ALOGD("waitForHalEvents called, vm = %p, obj = %p, env = %p", mVM, mCls, env);
400
401    wifi_handle halHandle = getWifiHandle(env, cls);
402    hal_fn.wifi_event_loop(halHandle);
403    set_iface_flags("wlan0", 0);
404}
405
406static int android_net_wifi_getInterfaces(JNIEnv *env, jclass cls) {
407    int n = 0;
408    wifi_handle halHandle = getWifiHandle(env, cls);
409    wifi_interface_handle *ifaceHandles = NULL;
410    int result = hal_fn.wifi_get_ifaces(halHandle, &n, &ifaceHandles);
411    if (result < 0) {
412        return result;
413    }
414
415    if (n < 0) {
416        THROW(env, "android_net_wifi_getInterfaces no interfaces");
417        return 0;
418    }
419
420    if (ifaceHandles == NULL) {
421       THROW(env, "android_net_wifi_getInterfaces null interface array");
422       return 0;
423    }
424
425    if (n > 8) {
426        THROW(env, "Too many interfaces");
427        return 0;
428    }
429
430    jlongArray array = (env)->NewLongArray(n);
431    if (array == NULL) {
432        THROW(env, "Error in accessing array");
433        return 0;
434    }
435
436    jlong elems[8];
437    for (int i = 0; i < n; i++) {
438        elems[i] = reinterpret_cast<jlong>(ifaceHandles[i]);
439    }
440    env->SetLongArrayRegion(array, 0, n, elems);
441    setStaticLongArrayField(env, cls, WifiIfaceHandleVarName, array);
442
443    return (result < 0) ? result : n;
444}
445
446static jstring android_net_wifi_getInterfaceName(JNIEnv *env, jclass cls, jint i) {
447    char buf[EVENT_BUF_SIZE];
448
449    jlong value = getStaticLongArrayField(env, cls, WifiIfaceHandleVarName, i);
450    wifi_interface_handle handle = (wifi_interface_handle) value;
451    int result = hal_fn.wifi_get_iface_name(handle, buf, sizeof(buf));
452    if (result < 0) {
453        return NULL;
454    } else {
455        return env->NewStringUTF(buf);
456    }
457}
458
459
460static void onScanResultsAvailable(wifi_request_id id, unsigned num_results) {
461
462    JNIEnv *env = NULL;
463    mVM->AttachCurrentThread(&env, NULL);
464
465    // ALOGD("onScanResultsAvailable called, vm = %p, obj = %p, env = %p", mVM, mCls, env);
466
467    reportEvent(env, mCls, "onScanResultsAvailable", "(I)V", id);
468}
469
470static void onScanEvent(wifi_scan_event event, unsigned status) {
471    JNIEnv *env = NULL;
472    mVM->AttachCurrentThread(&env, NULL);
473
474    // ALOGD("onScanStatus called, vm = %p, obj = %p, env = %p", mVM, mCls, env);
475
476    reportEvent(env, mCls, "onScanStatus", "(I)V", event);
477}
478
479static void onFullScanResult(wifi_request_id id, wifi_scan_result *result) {
480
481    JNIEnv *env = NULL;
482    mVM->AttachCurrentThread(&env, NULL);
483
484    //ALOGD("onFullScanResult called, vm = %p, obj = %p, env = %p", mVM, mCls, env);
485
486    jobject scanResult = createScanResult(env, result);
487
488    //ALOGD("Creating a byte array of length %d", result->ie_length);
489
490    jbyteArray elements = env->NewByteArray(result->ie_length);
491    if (elements == NULL) {
492        ALOGE("Error in allocating array");
493        return;
494    }
495
496    // ALOGD("Setting byte array");
497
498    jbyte *bytes = (jbyte *)&(result->ie_data[0]);
499    env->SetByteArrayRegion(elements, 0, result->ie_length, bytes);
500
501    // ALOGD("Returning result");
502
503    reportEvent(env, mCls, "onFullScanResult", "(ILandroid/net/wifi/ScanResult;[B)V", id,
504            scanResult, elements);
505
506    env->DeleteLocalRef(scanResult);
507    env->DeleteLocalRef(elements);
508}
509
510static jboolean android_net_wifi_startScan(
511        JNIEnv *env, jclass cls, jint iface, jint id, jobject settings) {
512
513    wifi_interface_handle handle = getIfaceHandle(env, cls, iface);
514    // ALOGD("starting scan on interface[%d] = %p", iface, handle);
515
516    wifi_scan_cmd_params params;
517    memset(&params, 0, sizeof(params));
518
519    params.base_period = getIntField(env, settings, "base_period_ms");
520    params.max_ap_per_scan = getIntField(env, settings, "max_ap_per_scan");
521    params.report_threshold_percent = getIntField(env, settings, "report_threshold_percent");
522    params.report_threshold_num_scans = getIntField(env, settings, "report_threshold_num_scans");
523
524    ALOGD("Initialized common fields %d, %d, %d, %d", params.base_period, params.max_ap_per_scan,
525            params.report_threshold_percent, params.report_threshold_num_scans);
526
527    const char *bucket_array_type = "[Lcom/android/server/wifi/WifiNative$BucketSettings;";
528    const char *channel_array_type = "[Lcom/android/server/wifi/WifiNative$ChannelSettings;";
529
530    jobjectArray buckets = (jobjectArray)getObjectField(env, settings, "buckets", bucket_array_type);
531    params.num_buckets = getIntField(env, settings, "num_buckets");
532
533    // ALOGD("Initialized num_buckets to %d", params.num_buckets);
534
535    for (int i = 0; i < params.num_buckets; i++) {
536        jobject bucket = getObjectArrayField(env, settings, "buckets", bucket_array_type, i);
537
538        params.buckets[i].bucket = getIntField(env, bucket, "bucket");
539        params.buckets[i].band = (wifi_band) getIntField(env, bucket, "band");
540        params.buckets[i].period = getIntField(env, bucket, "period_ms");
541
542        int report_events = getIntField(env, bucket, "report_events");
543        params.buckets[i].report_events = report_events;
544
545        ALOGD("bucket[%d] = %d:%d:%d:%d", i, params.buckets[i].bucket,
546                params.buckets[i].band, params.buckets[i].period, report_events);
547
548        jobjectArray channels = (jobjectArray)getObjectField(
549                env, bucket, "channels", channel_array_type);
550
551        params.buckets[i].num_channels = getIntField(env, bucket, "num_channels");
552        // ALOGD("Initialized num_channels to %d", params.buckets[i].num_channels);
553
554        for (int j = 0; j < params.buckets[i].num_channels; j++) {
555            jobject channel = getObjectArrayField(env, bucket, "channels", channel_array_type, j);
556
557            params.buckets[i].channels[j].channel = getIntField(env, channel, "frequency");
558            params.buckets[i].channels[j].dwellTimeMs = getIntField(env, channel, "dwell_time_ms");
559
560            bool passive = getBoolField(env, channel, "passive");
561            params.buckets[i].channels[j].passive = (passive ? 1 : 0);
562
563            // ALOGD("Initialized channel %d", params.buckets[i].channels[j].channel);
564        }
565    }
566
567    // ALOGD("Initialized all fields");
568
569    wifi_scan_result_handler handler;
570    memset(&handler, 0, sizeof(handler));
571    handler.on_scan_results_available = &onScanResultsAvailable;
572    handler.on_full_scan_result = &onFullScanResult;
573    handler.on_scan_event = &onScanEvent;
574
575    return hal_fn.wifi_start_gscan(id, handle, params, handler) == WIFI_SUCCESS;
576}
577
578static jboolean android_net_wifi_stopScan(JNIEnv *env, jclass cls, jint iface, jint id) {
579    wifi_interface_handle handle = getIfaceHandle(env, cls, iface);
580    // ALOGD("stopping scan on interface[%d] = %p", iface, handle);
581
582    return hal_fn.wifi_stop_gscan(id, handle)  == WIFI_SUCCESS;
583}
584
585static int compare_scan_result_timestamp(const void *v1, const void *v2) {
586    const wifi_scan_result *result1 = static_cast<const wifi_scan_result *>(v1);
587    const wifi_scan_result *result2 = static_cast<const wifi_scan_result *>(v2);
588    return result1->ts - result2->ts;
589}
590
591static jobject android_net_wifi_getScanResults(
592        JNIEnv *env, jclass cls, jint iface, jboolean flush)  {
593
594    wifi_cached_scan_results scan_data[64];
595    int num_scan_data = 64;
596
597    wifi_interface_handle handle = getIfaceHandle(env, cls, iface);
598    // ALOGD("getting scan results on interface[%d] = %p", iface, handle);
599
600    byte b = flush ? 0xFF : 0;
601    int result = hal_fn.wifi_get_cached_gscan_results(handle, b, num_scan_data, scan_data, &num_scan_data);
602    if (result == WIFI_SUCCESS) {
603        jobjectArray scanData = createObjectArray(env,
604                "android/net/wifi/WifiScanner$ScanData", num_scan_data);
605        if (scanData == NULL) {
606            ALOGE("Error in allocating array of scanData");
607            return NULL;
608        }
609
610        for (int i = 0; i < num_scan_data; i++) {
611
612            jobject data = createObject(env, "android/net/wifi/WifiScanner$ScanData");
613            if (data == NULL) {
614                ALOGE("Error in allocating scanData");
615                return NULL;
616            }
617
618            setIntField(env, data, "mId", scan_data[i].scan_id);
619            setIntField(env, data, "mFlags", scan_data[i].flags);
620
621            /* sort all scan results by timestamp */
622            qsort(scan_data[i].results, scan_data[i].num_results,
623                    sizeof(wifi_scan_result), compare_scan_result_timestamp);
624
625            jobjectArray scanResults = createObjectArray(env,
626                    "android/net/wifi/ScanResult", scan_data[i].num_results);
627            if (scanResults == NULL) {
628                ALOGE("Error in allocating scanResult array");
629                return NULL;
630            }
631
632            wifi_scan_result *results = scan_data[i].results;
633            for (int j = 0; j < scan_data[i].num_results; j++) {
634
635                jobject scanResult = createObject(env, "android/net/wifi/ScanResult");
636                if (scanResult == NULL) {
637                    ALOGE("Error in creating scan result");
638                    return NULL;
639                }
640
641                if(!setSSIDField(env, scanResult, results[j].ssid)) {
642                    ALOGE("Error on set SSID");
643                    return NULL;
644                }
645                char bssid[32];
646                sprintf(bssid, "%02x:%02x:%02x:%02x:%02x:%02x", results[j].bssid[0],
647                        results[j].bssid[1], results[j].bssid[2], results[j].bssid[3],
648                        results[j].bssid[4], results[j].bssid[5]);
649
650                setStringField(env, scanResult, "BSSID", bssid);
651
652                setIntField(env, scanResult, "level", results[j].rssi);
653                setIntField(env, scanResult, "frequency", results[j].channel);
654                setLongField(env, scanResult, "timestamp", results[j].ts);
655
656                env->SetObjectArrayElement(scanResults, j, scanResult);
657                env->DeleteLocalRef(scanResult);
658            }
659
660            setObjectField(env, data, "mResults", "[Landroid/net/wifi/ScanResult;", scanResults);
661            env->SetObjectArrayElement(scanData, i, data);
662        }
663
664        // ALOGD("retrieved %d scan data from interface[%d] = %p", num_scan_data, iface, handle);
665        return scanData;
666    } else {
667        return NULL;
668    }
669}
670
671
672static jboolean android_net_wifi_getScanCapabilities(
673        JNIEnv *env, jclass cls, jint iface, jobject capabilities) {
674
675    wifi_interface_handle handle = getIfaceHandle(env, cls, iface);
676    // ALOGD("getting scan capabilities on interface[%d] = %p", iface, handle);
677
678    wifi_gscan_capabilities c;
679    memset(&c, 0, sizeof(c));
680    int result = hal_fn.wifi_get_gscan_capabilities(handle, &c);
681    if (result != WIFI_SUCCESS) {
682        ALOGD("failed to get capabilities : %d", result);
683        return JNI_FALSE;
684    }
685
686    setIntField(env, capabilities, "max_scan_cache_size", c.max_scan_cache_size);
687    setIntField(env, capabilities, "max_scan_buckets", c.max_scan_buckets);
688    setIntField(env, capabilities, "max_ap_cache_per_scan", c.max_ap_cache_per_scan);
689    setIntField(env, capabilities, "max_rssi_sample_size", c.max_rssi_sample_size);
690    setIntField(env, capabilities, "max_scan_reporting_threshold", c.max_scan_reporting_threshold);
691    setIntField(env, capabilities, "max_hotlist_bssids", c.max_hotlist_bssids);
692    setIntField(env, capabilities, "max_significant_wifi_change_aps",
693                c.max_significant_wifi_change_aps);
694
695    return JNI_TRUE;
696}
697
698
699static byte parseHexChar(char ch) {
700    if (isdigit(ch))
701        return ch - '0';
702    else if ('A' <= ch && ch <= 'F')
703        return ch - 'A' + 10;
704    else if ('a' <= ch && ch <= 'f')
705        return ch - 'a' + 10;
706    else {
707        ALOGE("invalid character in bssid %c", ch);
708        return 0;
709    }
710}
711
712static byte parseHexByte(const char * &str) {
713    byte b = parseHexChar(str[0]);
714    if (str[1] == ':' || str[1] == '\0') {
715        str += 2;
716        return b;
717    } else {
718        b = b << 4 | parseHexChar(str[1]);
719        str += 3;
720        return b;
721    }
722}
723
724static void parseMacAddress(const char *str, mac_addr addr) {
725    addr[0] = parseHexByte(str);
726    addr[1] = parseHexByte(str);
727    addr[2] = parseHexByte(str);
728    addr[3] = parseHexByte(str);
729    addr[4] = parseHexByte(str);
730    addr[5] = parseHexByte(str);
731}
732
733static bool parseMacAddress(JNIEnv *env, jobject obj, mac_addr addr) {
734    jstring macAddrString = (jstring) getObjectField(
735            env, obj, "bssid", "Ljava/lang/String;");
736
737    if (macAddrString == NULL) {
738        ALOGE("Error getting bssid field");
739        return false;
740    }
741
742    const char *bssid = env->GetStringUTFChars(macAddrString, NULL);
743    if (bssid == NULL) {
744        ALOGE("Error getting bssid");
745        return false;
746    }
747
748    parseMacAddress(bssid, addr);
749    return true;
750}
751
752static void onHotlistApFound(wifi_request_id id,
753        unsigned num_results, wifi_scan_result *results) {
754
755    JNIEnv *env = NULL;
756    mVM->AttachCurrentThread(&env, NULL);
757
758    ALOGD("onHotlistApFound called, vm = %p, obj = %p, env = %p, num_results = %d",
759            mVM, mCls, env, num_results);
760
761    jclass clsScanResult = (env)->FindClass("android/net/wifi/ScanResult");
762    if (clsScanResult == NULL) {
763        ALOGE("Error in accessing class");
764        return;
765    }
766
767    jobjectArray scanResults = env->NewObjectArray(num_results, clsScanResult, NULL);
768    if (scanResults == NULL) {
769        ALOGE("Error in allocating array");
770        return;
771    }
772
773    for (unsigned i = 0; i < num_results; i++) {
774
775        jobject scanResult = createObject(env, "android/net/wifi/ScanResult");
776        if (scanResult == NULL) {
777            ALOGE("Error in creating scan result");
778            return;
779        }
780
781        if(!setSSIDField(env, scanResult, results[i].ssid)) {
782            ALOGE("Can not set SSID");
783            return;
784        }
785
786        char bssid[32];
787        sprintf(bssid, "%02x:%02x:%02x:%02x:%02x:%02x", results[i].bssid[0], results[i].bssid[1],
788            results[i].bssid[2], results[i].bssid[3], results[i].bssid[4], results[i].bssid[5]);
789
790        setStringField(env, scanResult, "BSSID", bssid);
791
792        setIntField(env, scanResult, "level", results[i].rssi);
793        setIntField(env, scanResult, "frequency", results[i].channel);
794        setLongField(env, scanResult, "timestamp", results[i].ts);
795
796        env->SetObjectArrayElement(scanResults, i, scanResult);
797
798        ALOGD("Found AP %32s %s", results[i].ssid, bssid);
799    }
800
801    reportEvent(env, mCls, "onHotlistApFound", "(I[Landroid/net/wifi/ScanResult;)V",
802        id, scanResults);
803}
804
805static void onHotlistApLost(wifi_request_id id,
806        unsigned num_results, wifi_scan_result *results) {
807
808    JNIEnv *env = NULL;
809    mVM->AttachCurrentThread(&env, NULL);
810
811    ALOGD("onHotlistApLost called, vm = %p, obj = %p, env = %p, num_results = %d",
812            mVM, mCls, env, num_results);
813
814    jclass clsScanResult = (env)->FindClass("android/net/wifi/ScanResult");
815    if (clsScanResult == NULL) {
816        ALOGE("Error in accessing class");
817        return;
818    }
819
820    jobjectArray scanResults = env->NewObjectArray(num_results, clsScanResult, NULL);
821    if (scanResults == NULL) {
822        ALOGE("Error in allocating array");
823        return;
824    }
825
826    for (unsigned i = 0; i < num_results; i++) {
827
828        jobject scanResult = createObject(env, "android/net/wifi/ScanResult");
829        if (scanResult == NULL) {
830            ALOGE("Error in creating scan result");
831            return;
832        }
833
834        if(!setSSIDField(env, scanResult, results[i].ssid)) {
835            ALOGE("Error on set SSID");
836            return;
837        }
838
839        char bssid[32];
840        sprintf(bssid, "%02x:%02x:%02x:%02x:%02x:%02x", results[i].bssid[0], results[i].bssid[1],
841            results[i].bssid[2], results[i].bssid[3], results[i].bssid[4], results[i].bssid[5]);
842
843        setStringField(env, scanResult, "BSSID", bssid);
844
845        setIntField(env, scanResult, "level", results[i].rssi);
846        setIntField(env, scanResult, "frequency", results[i].channel);
847        setLongField(env, scanResult, "timestamp", results[i].ts);
848
849        env->SetObjectArrayElement(scanResults, i, scanResult);
850
851        ALOGD("Lost AP %32s %s", results[i].ssid, bssid);
852    }
853
854    reportEvent(env, mCls, "onHotlistApLost", "(I[Landroid/net/wifi/ScanResult;)V",
855        id, scanResults);
856}
857
858
859static jboolean android_net_wifi_setHotlist(
860        JNIEnv *env, jclass cls, jint iface, jint id, jobject ap)  {
861
862    wifi_interface_handle handle = getIfaceHandle(env, cls, iface);
863    ALOGD("setting hotlist on interface[%d] = %p", iface, handle);
864
865    wifi_bssid_hotlist_params params;
866    memset(&params, 0, sizeof(params));
867
868    params.lost_ap_sample_size = getIntField(env, ap, "apLostThreshold");
869
870    jobjectArray array = (jobjectArray) getObjectField(env, ap,
871            "bssidInfos", "[Landroid/net/wifi/WifiScanner$BssidInfo;");
872    params.num_bssid = env->GetArrayLength(array);
873
874    if (params.num_bssid == 0) {
875        ALOGE("Error in accesing array");
876        return false;
877    }
878
879    for (int i = 0; i < params.num_bssid; i++) {
880        jobject objAp = env->GetObjectArrayElement(array, i);
881
882        jstring macAddrString = (jstring) getObjectField(
883                env, objAp, "bssid", "Ljava/lang/String;");
884        if (macAddrString == NULL) {
885            ALOGE("Error getting bssid field");
886            return false;
887        }
888
889        const char *bssid = env->GetStringUTFChars(macAddrString, NULL);
890        if (bssid == NULL) {
891            ALOGE("Error getting bssid");
892            return false;
893        }
894        parseMacAddress(bssid, params.ap[i].bssid);
895
896        mac_addr addr;
897        memcpy(addr, params.ap[i].bssid, sizeof(mac_addr));
898
899        char bssidOut[32];
900        sprintf(bssidOut, "%0x:%0x:%0x:%0x:%0x:%0x", addr[0], addr[1],
901            addr[2], addr[3], addr[4], addr[5]);
902
903        ALOGD("Added bssid %s", bssidOut);
904
905        params.ap[i].low = getIntField(env, objAp, "low");
906        params.ap[i].high = getIntField(env, objAp, "high");
907    }
908
909    wifi_hotlist_ap_found_handler handler;
910    memset(&handler, 0, sizeof(handler));
911
912    handler.on_hotlist_ap_found = &onHotlistApFound;
913    handler.on_hotlist_ap_lost  = &onHotlistApLost;
914    return hal_fn.wifi_set_bssid_hotlist(id, handle, params, handler) == WIFI_SUCCESS;
915}
916
917static jboolean android_net_wifi_resetHotlist(
918        JNIEnv *env, jclass cls, jint iface, jint id)  {
919
920    wifi_interface_handle handle = getIfaceHandle(env, cls, iface);
921    ALOGD("resetting hotlist on interface[%d] = %p", iface, handle);
922
923    return hal_fn.wifi_reset_bssid_hotlist(id, handle) == WIFI_SUCCESS;
924}
925
926void onSignificantWifiChange(wifi_request_id id,
927        unsigned num_results, wifi_significant_change_result **results) {
928    JNIEnv *env = NULL;
929    mVM->AttachCurrentThread(&env, NULL);
930
931    ALOGD("onSignificantWifiChange called, vm = %p, obj = %p, env = %p", mVM, mCls, env);
932
933    jclass clsScanResult = (env)->FindClass("android/net/wifi/ScanResult");
934    if (clsScanResult == NULL) {
935        ALOGE("Error in accessing class");
936        return;
937    }
938
939    jobjectArray scanResults = env->NewObjectArray(num_results, clsScanResult, NULL);
940    if (scanResults == NULL) {
941        ALOGE("Error in allocating array");
942        return;
943    }
944
945    for (unsigned i = 0; i < num_results; i++) {
946
947        wifi_significant_change_result &result = *(results[i]);
948
949        jobject scanResult = createObject(env, "android/net/wifi/ScanResult");
950        if (scanResult == NULL) {
951            ALOGE("Error in creating scan result");
952            return;
953        }
954
955        // setStringField(env, scanResult, "SSID", results[i].ssid);
956
957        char bssid[32];
958        sprintf(bssid, "%02x:%02x:%02x:%02x:%02x:%02x", result.bssid[0], result.bssid[1],
959            result.bssid[2], result.bssid[3], result.bssid[4], result.bssid[5]);
960
961        setStringField(env, scanResult, "BSSID", bssid);
962
963        setIntField(env, scanResult, "level", result.rssi[0]);
964        setIntField(env, scanResult, "frequency", result.channel);
965        // setLongField(env, scanResult, "timestamp", result.ts);
966
967        env->SetObjectArrayElement(scanResults, i, scanResult);
968    }
969
970    reportEvent(env, mCls, "onSignificantWifiChange", "(I[Landroid/net/wifi/ScanResult;)V",
971        id, scanResults);
972
973}
974
975static jboolean android_net_wifi_trackSignificantWifiChange(
976        JNIEnv *env, jclass cls, jint iface, jint id, jobject settings)  {
977
978    wifi_interface_handle handle = getIfaceHandle(env, cls, iface);
979    ALOGD("tracking significant wifi change on interface[%d] = %p", iface, handle);
980
981    wifi_significant_change_params params;
982    memset(&params, 0, sizeof(params));
983
984    params.rssi_sample_size = getIntField(env, settings, "rssiSampleSize");
985    params.lost_ap_sample_size = getIntField(env, settings, "lostApSampleSize");
986    params.min_breaching = getIntField(env, settings, "minApsBreachingThreshold");
987
988    const char *bssid_info_array_type = "[Landroid/net/wifi/WifiScanner$BssidInfo;";
989    jobjectArray bssids = (jobjectArray)getObjectField(
990                env, settings, "bssidInfos", bssid_info_array_type);
991    params.num_bssid = env->GetArrayLength(bssids);
992
993    if (params.num_bssid == 0) {
994        ALOGE("Error in accessing array");
995        return false;
996    }
997
998    ALOGD("Initialized common fields %d, %d, %d, %d", params.rssi_sample_size,
999            params.lost_ap_sample_size, params.min_breaching, params.num_bssid);
1000
1001    for (int i = 0; i < params.num_bssid; i++) {
1002        jobject objAp = env->GetObjectArrayElement(bssids, i);
1003
1004        jstring macAddrString = (jstring) getObjectField(
1005                env, objAp, "bssid", "Ljava/lang/String;");
1006        if (macAddrString == NULL) {
1007            ALOGE("Error getting bssid field");
1008            return false;
1009        }
1010
1011        const char *bssid = env->GetStringUTFChars(macAddrString, NULL);
1012        if (bssid == NULL) {
1013            ALOGE("Error getting bssid");
1014            return false;
1015        }
1016
1017        mac_addr addr;
1018        parseMacAddress(bssid, addr);
1019        memcpy(params.ap[i].bssid, addr, sizeof(mac_addr));
1020
1021        char bssidOut[32];
1022        sprintf(bssidOut, "%02x:%02x:%02x:%02x:%02x:%02x", addr[0], addr[1],
1023            addr[2], addr[3], addr[4], addr[5]);
1024
1025        params.ap[i].low = getIntField(env, objAp, "low");
1026        params.ap[i].high = getIntField(env, objAp, "high");
1027
1028        ALOGD("Added bssid %s, [%04d, %04d]", bssidOut, params.ap[i].low, params.ap[i].high);
1029    }
1030
1031    ALOGD("Added %d bssids", params.num_bssid);
1032
1033    wifi_significant_change_handler handler;
1034    memset(&handler, 0, sizeof(handler));
1035
1036    handler.on_significant_change = &onSignificantWifiChange;
1037    return hal_fn.wifi_set_significant_change_handler(id, handle, params, handler) == WIFI_SUCCESS;
1038}
1039
1040static jboolean android_net_wifi_untrackSignificantWifiChange(
1041        JNIEnv *env, jclass cls, jint iface, jint id)  {
1042
1043    wifi_interface_handle handle = getIfaceHandle(env, cls, iface);
1044    ALOGD("resetting significant wifi change on interface[%d] = %p", iface, handle);
1045
1046    return hal_fn.wifi_reset_significant_change_handler(id, handle) == WIFI_SUCCESS;
1047}
1048
1049wifi_iface_stat link_stat;
1050wifi_radio_stat radio_stat; // L release has support for only one radio
1051
1052void onLinkStatsResults(wifi_request_id id, wifi_iface_stat *iface_stat,
1053         int num_radios, wifi_radio_stat *radio_stats)
1054{
1055    if (iface_stat != 0) {
1056        memcpy(&link_stat, iface_stat, sizeof(wifi_iface_stat));
1057    } else {
1058        memset(&link_stat, 0, sizeof(wifi_iface_stat));
1059    }
1060
1061    if (num_radios > 0 && radio_stats != 0) {
1062        memcpy(&radio_stat, radio_stats, sizeof(wifi_radio_stat));
1063    } else {
1064        memset(&radio_stat, 0, sizeof(wifi_radio_stat));
1065    }
1066}
1067
1068static void android_net_wifi_setLinkLayerStats (JNIEnv *env, jclass cls, jint iface, int enable)  {
1069    wifi_interface_handle handle = getIfaceHandle(env, cls, iface);
1070
1071    wifi_link_layer_params params;
1072    params.aggressive_statistics_gathering = enable;
1073    params.mpdu_size_threshold = 128;
1074    ALOGE("android_net_wifi_setLinkLayerStats: %u\n", enable);
1075
1076    hal_fn.wifi_set_link_stats(handle, params);
1077}
1078
1079static jobject android_net_wifi_getLinkLayerStats (JNIEnv *env, jclass cls, jint iface)  {
1080
1081    wifi_stats_result_handler handler;
1082    memset(&handler, 0, sizeof(handler));
1083    handler.on_link_stats_results = &onLinkStatsResults;
1084    wifi_interface_handle handle = getIfaceHandle(env, cls, iface);
1085    int result = hal_fn.wifi_get_link_stats(0, handle, handler);
1086    if (result < 0) {
1087        ALOGE("android_net_wifi_getLinkLayerStats: failed to get link statistics\n");
1088        return NULL;
1089    }
1090
1091    jobject wifiLinkLayerStats = createObject(env, "android/net/wifi/WifiLinkLayerStats");
1092    if (wifiLinkLayerStats == NULL) {
1093       ALOGE("Error in allocating wifiLinkLayerStats");
1094       return NULL;
1095    }
1096
1097    setIntField(env, wifiLinkLayerStats, "beacon_rx", link_stat.beacon_rx);
1098    setIntField(env, wifiLinkLayerStats, "rssi_mgmt", link_stat.rssi_mgmt);
1099    setLongField(env, wifiLinkLayerStats, "rxmpdu_be", link_stat.ac[WIFI_AC_BE].rx_mpdu);
1100    setLongField(env, wifiLinkLayerStats, "rxmpdu_bk", link_stat.ac[WIFI_AC_BK].rx_mpdu);
1101    setLongField(env, wifiLinkLayerStats, "rxmpdu_vi", link_stat.ac[WIFI_AC_VI].rx_mpdu);
1102    setLongField(env, wifiLinkLayerStats, "rxmpdu_vo", link_stat.ac[WIFI_AC_VO].rx_mpdu);
1103    setLongField(env, wifiLinkLayerStats, "txmpdu_be", link_stat.ac[WIFI_AC_BE].tx_mpdu);
1104    setLongField(env, wifiLinkLayerStats, "txmpdu_bk", link_stat.ac[WIFI_AC_BK].tx_mpdu);
1105    setLongField(env, wifiLinkLayerStats, "txmpdu_vi", link_stat.ac[WIFI_AC_VI].tx_mpdu);
1106    setLongField(env, wifiLinkLayerStats, "txmpdu_vo", link_stat.ac[WIFI_AC_VO].tx_mpdu);
1107    setLongField(env, wifiLinkLayerStats, "lostmpdu_be", link_stat.ac[WIFI_AC_BE].mpdu_lost);
1108    setLongField(env, wifiLinkLayerStats, "lostmpdu_bk", link_stat.ac[WIFI_AC_BK].mpdu_lost);
1109    setLongField(env, wifiLinkLayerStats, "lostmpdu_vi",  link_stat.ac[WIFI_AC_VI].mpdu_lost);
1110    setLongField(env, wifiLinkLayerStats, "lostmpdu_vo", link_stat.ac[WIFI_AC_VO].mpdu_lost);
1111    setLongField(env, wifiLinkLayerStats, "retries_be", link_stat.ac[WIFI_AC_BE].retries);
1112    setLongField(env, wifiLinkLayerStats, "retries_bk", link_stat.ac[WIFI_AC_BK].retries);
1113    setLongField(env, wifiLinkLayerStats, "retries_vi", link_stat.ac[WIFI_AC_VI].retries);
1114    setLongField(env, wifiLinkLayerStats, "retries_vo", link_stat.ac[WIFI_AC_VO].retries);
1115
1116
1117    setIntField(env, wifiLinkLayerStats, "on_time", radio_stat.on_time);
1118    setIntField(env, wifiLinkLayerStats, "tx_time", radio_stat.tx_time);
1119    setIntField(env, wifiLinkLayerStats, "rx_time", radio_stat.rx_time);
1120    setIntField(env, wifiLinkLayerStats, "on_time_scan", radio_stat.on_time_scan);
1121
1122    return wifiLinkLayerStats;
1123}
1124
1125static jint android_net_wifi_getSupportedFeatures(JNIEnv *env, jclass cls, jint iface) {
1126    wifi_interface_handle handle = getIfaceHandle(env, cls, iface);
1127    feature_set set = 0;
1128
1129    wifi_error result = WIFI_SUCCESS;
1130    /*
1131    set = WIFI_FEATURE_INFRA
1132        | WIFI_FEATURE_INFRA_5G
1133        | WIFI_FEATURE_HOTSPOT
1134        | WIFI_FEATURE_P2P
1135        | WIFI_FEATURE_SOFT_AP
1136        | WIFI_FEATURE_GSCAN
1137        | WIFI_FEATURE_PNO
1138        | WIFI_FEATURE_TDLS
1139        | WIFI_FEATURE_EPR;
1140    */
1141
1142    result = hal_fn.wifi_get_supported_feature_set(handle, &set);
1143    if (result == WIFI_SUCCESS) {
1144        // ALOGD("wifi_get_supported_feature_set returned set = 0x%x", set);
1145        return set;
1146    } else {
1147        ALOGE("wifi_get_supported_feature_set returned error = 0x%x", result);
1148        return 0;
1149    }
1150}
1151
1152static void onRttResults(wifi_request_id id, unsigned num_results, wifi_rtt_result* results[]) {
1153    JNIEnv *env = NULL;
1154    mVM->AttachCurrentThread(&env, NULL);
1155
1156    ALOGD("onRttResults called, vm = %p, obj = %p, env = %p", mVM, mCls, env);
1157
1158    jclass clsRttResult = (env)->FindClass("android/net/wifi/RttManager$RttResult");
1159    if (clsRttResult == NULL) {
1160        ALOGE("Error in accessing class");
1161        return;
1162    }
1163
1164    jobjectArray rttResults = env->NewObjectArray(num_results, clsRttResult, NULL);
1165    if (rttResults == NULL) {
1166        ALOGE("Error in allocating array");
1167        return;
1168    }
1169
1170    for (unsigned i = 0; i < num_results; i++) {
1171
1172        wifi_rtt_result *result = results[i];
1173
1174        jobject rttResult = createObject(env, "android/net/wifi/RttManager$RttResult");
1175        if (rttResult == NULL) {
1176            ALOGE("Error in creating rtt result");
1177            return;
1178        }
1179
1180        char bssid[32];
1181        sprintf(bssid, "%02x:%02x:%02x:%02x:%02x:%02x", result->addr[0], result->addr[1],
1182            result->addr[2], result->addr[3], result->addr[4], result->addr[5]);
1183
1184        setStringField(env, rttResult, "bssid", bssid);
1185        setIntField(env,  rttResult, "burstNumber",              result->burst_num);
1186        setIntField(env,  rttResult, "measurementFrameNumber",   result->measurement_number);
1187        setIntField(env,  rttResult, "successMeasurementFrameNumber",   result->success_number);
1188        setIntField(env, rttResult, "frameNumberPerBurstPeer",   result->number_per_burst_peer);
1189        setIntField(env,  rttResult, "status",                   result->status);
1190        setIntField(env,  rttResult, "measurementType",          result->type);
1191        setIntField(env, rttResult, "retryAfterDuration",       result->retry_after_duration);
1192        setLongField(env, rttResult, "ts",                       result->ts);
1193        setIntField(env,  rttResult, "rssi",                     result->rssi);
1194        setIntField(env,  rttResult, "rssiSpread",               result->rssi_spread);
1195        setIntField(env,  rttResult, "txRate",                   result->tx_rate.bitrate);
1196        setIntField(env,  rttResult, "rxRate",                   result->rx_rate.bitrate);
1197        setLongField(env, rttResult, "rtt",                      result->rtt);
1198        setLongField(env, rttResult, "rttStandardDeviation",     result->rtt_sd);
1199        setIntField(env,  rttResult, "distance",                 result->distance);
1200        setIntField(env,  rttResult, "distanceStandardDeviation", result->distance_sd);
1201        setIntField(env,  rttResult, "distanceSpread",           result->distance_spread);
1202        setIntField(env,  rttResult, "burstDuration",             result->burst_duration);
1203        setIntField(env,  rttResult, "negotiatedBurstNum",      result->negotiated_burst_num);
1204       jobject LCI = createObject(env, "android/net/wifi/RttManager$WifiInformationElement");
1205       if (result->LCI != NULL && result->LCI->len > 0) {
1206           ALOGD("Add LCI in result");
1207           setByteField(env, LCI, "id",           result->LCI->id);
1208           jbyteArray elements = env->NewByteArray(result->LCI->len);
1209           jbyte *bytes = (jbyte *)&(result->LCI->data[0]);
1210           env->SetByteArrayRegion(elements, 0, result->LCI->len, bytes);
1211           setObjectField(env, LCI, "data", "[B", elements);
1212           env->DeleteLocalRef(elements);
1213       } else {
1214           ALOGD("No LCI in result");
1215           setByteField(env, LCI, "id",           (byte)(0xff));
1216         }
1217       setObjectField(env, rttResult, "LCI",
1218           "Landroid/net/wifi/RttManager$WifiInformationElement;", LCI);
1219
1220       jobject LCR = createObject(env, "android/net/wifi/RttManager$WifiInformationElement");
1221       if (result->LCR != NULL && result->LCR->len > 0) {
1222           ALOGD("Add LCR in result");
1223           setByteField(env, LCR, "id",           result->LCR->id);
1224           jbyteArray elements = env->NewByteArray(result->LCI->len);
1225           jbyte *bytes = (jbyte *)&(result->LCR->data[0]);
1226           env->SetByteArrayRegion(elements, 0, result->LCI->len, bytes);
1227           setObjectField(env, LCR, "data", "[B", elements);
1228           env->DeleteLocalRef(elements);
1229       } else {
1230           ALOGD("No LCR in result");
1231           setByteField(env, LCR, "id",           (byte)(0xff));
1232       }
1233       setObjectField(env, rttResult, "LCR",
1234           "Landroid/net/wifi/RttManager$WifiInformationElement;", LCR);
1235
1236        env->SetObjectArrayElement(rttResults, i, rttResult);
1237        env->DeleteLocalRef(LCI);
1238        env->DeleteLocalRef(LCR);
1239        env->DeleteLocalRef(rttResult);
1240    }
1241
1242    reportEvent(env, mCls, "onRttResults", "(I[Landroid/net/wifi/RttManager$RttResult;)V",
1243        id, rttResults);
1244
1245    //clean the local reference
1246    env->DeleteLocalRef(rttResults);
1247    env->DeleteLocalRef(clsRttResult);
1248
1249}
1250
1251const int MaxRttConfigs = 16;
1252
1253static jboolean android_net_wifi_requestRange(
1254        JNIEnv *env, jclass cls, jint iface, jint id, jobject params)  {
1255
1256    wifi_interface_handle handle = getIfaceHandle(env, cls, iface);
1257    ALOGD("sending rtt request [%d] = %p", id, handle);
1258
1259    wifi_rtt_config configs[MaxRttConfigs];
1260    memset(&configs, 0, sizeof(configs));
1261
1262    int len = env->GetArrayLength((jobjectArray)params);
1263    if (len > MaxRttConfigs) {
1264        return false;
1265    }
1266
1267    for (int i = 0; i < len; i++) {
1268
1269        jobject param = env->GetObjectArrayElement((jobjectArray)params, i);
1270        if (param == NULL) {
1271            ALOGD("could not get element %d", i);
1272            continue;
1273        }
1274
1275        wifi_rtt_config &config = configs[i];
1276
1277        parseMacAddress(env, param, config.addr);
1278        config.type = (wifi_rtt_type)getIntField(env, param, "requestType");
1279        config.peer = (rtt_peer_type)getIntField(env, param, "deviceType");
1280        config.channel.center_freq = getIntField(env, param, "frequency");
1281        config.channel.width = (wifi_channel_width) getIntField(env, param, "channelWidth");
1282        config.channel.center_freq0 = getIntField(env, param, "centerFreq0");
1283        config.channel.center_freq1 = getIntField(env, param, "centerFreq1");
1284
1285        config.num_burst = getIntField(env, param, "numberBurst");
1286        config.burst_period = (unsigned) getIntField(env, param, "interval");
1287        config.num_frames_per_burst = (unsigned) getIntField(env, param, "numSamplesPerBurst");
1288        config.num_retries_per_rtt_frame = (unsigned) getIntField(env, param,
1289                "numRetriesPerMeasurementFrame");
1290        config.num_retries_per_ftmr = (unsigned) getIntField(env, param, "numRetriesPerFTMR");
1291        config.LCI_request = getBoolField(env, param, "LCIRequest") ? 1 : 0;
1292        config.LCR_request = getBoolField(env, param, "LCRRequest") ? 1 : 0;
1293        config.burst_duration = (unsigned) getIntField(env, param, "burstTimeout");
1294        config.preamble = (wifi_rtt_preamble) getIntField(env, param, "preamble");
1295        config.bw = (wifi_rtt_bw) getIntField(env, param, "bandwidth");
1296
1297        ALOGD("RTT request destination %d: type is %d, peer is %d, bw is %d, center_freq is %d ", i,
1298                config.type,config.peer, config.channel.width,  config.channel.center_freq);
1299        ALOGD("center_freq0 is %d, center_freq1 is %d, num_burst is %d,interval is %d",
1300                config.channel.center_freq0, config.channel.center_freq1, config.num_burst,
1301                config.burst_period);
1302        ALOGD("frames_per_burst is %d, retries of measurement frame is %d, retries_per_ftmr is %d",
1303                config.num_frames_per_burst, config.num_retries_per_rtt_frame,
1304                config.num_retries_per_ftmr);
1305        ALOGD("LCI_requestis %d, LCR_request is %d,  burst_timeout is %d, preamble is %d, bw is %d",
1306                config.LCI_request, config.LCR_request, config.burst_duration, config.preamble,
1307                config.bw);
1308    }
1309
1310    wifi_rtt_event_handler handler;
1311    handler.on_rtt_results = &onRttResults;
1312
1313    return hal_fn.wifi_rtt_range_request(id, handle, len, configs, handler) == WIFI_SUCCESS;
1314}
1315
1316static jboolean android_net_wifi_cancelRange(
1317        JNIEnv *env, jclass cls, jint iface, jint id, jobject params)  {
1318
1319    wifi_interface_handle handle = getIfaceHandle(env, cls, iface);
1320    ALOGD("cancelling rtt request [%d] = %p", id, handle);
1321
1322    mac_addr addrs[MaxRttConfigs];
1323    memset(&addrs, 0, sizeof(addrs));
1324
1325    int len = env->GetArrayLength((jobjectArray)params);
1326    if (len > MaxRttConfigs) {
1327        return false;
1328    }
1329
1330    for (int i = 0; i < len; i++) {
1331
1332        jobject param = env->GetObjectArrayElement((jobjectArray)params, i);
1333        if (param == NULL) {
1334            ALOGD("could not get element %d", i);
1335            continue;
1336        }
1337
1338        parseMacAddress(env, param, addrs[i]);
1339    }
1340
1341    return hal_fn.wifi_rtt_range_cancel(id, handle, len, addrs) == WIFI_SUCCESS;
1342}
1343
1344static jboolean android_net_wifi_setScanningMacOui(JNIEnv *env, jclass cls,
1345        jint iface, jbyteArray param)  {
1346
1347    wifi_interface_handle handle = getIfaceHandle(env, cls, iface);
1348    ALOGD("setting scan oui %p", handle);
1349
1350    static const unsigned oui_len = 3;          /* OUI is upper 3 bytes of mac_address */
1351    int len = env->GetArrayLength(param);
1352    if (len != oui_len) {
1353        ALOGE("invalid oui length %d", len);
1354        return false;
1355    }
1356
1357    jbyte* bytes = env->GetByteArrayElements(param, NULL);
1358    if (bytes == NULL) {
1359        ALOGE("failed to get array");
1360        return false;
1361    }
1362
1363    return hal_fn.wifi_set_scanning_mac_oui(handle, (byte *)bytes) == WIFI_SUCCESS;
1364}
1365
1366static jintArray android_net_wifi_getValidChannels(JNIEnv *env, jclass cls,
1367        jint iface, jint band)  {
1368
1369    wifi_interface_handle handle = getIfaceHandle(env, cls, iface);
1370    ALOGD("getting valid channels %p", handle);
1371
1372    static const int MaxChannels = 64;
1373    wifi_channel channels[64];
1374    int num_channels = 0;
1375    wifi_error result = hal_fn.wifi_get_valid_channels(handle, band, MaxChannels,
1376            channels, &num_channels);
1377
1378    if (result == WIFI_SUCCESS) {
1379        jintArray channelArray = env->NewIntArray(num_channels);
1380        if (channelArray == NULL) {
1381            ALOGE("failed to allocate channel list");
1382            return NULL;
1383        }
1384
1385        env->SetIntArrayRegion(channelArray, 0, num_channels, channels);
1386        return channelArray;
1387    } else {
1388        ALOGE("failed to get channel list : %d", result);
1389        return NULL;
1390    }
1391}
1392
1393static jboolean android_net_wifi_setDfsFlag(JNIEnv *env, jclass cls, jint iface, jboolean dfs) {
1394    wifi_interface_handle handle = getIfaceHandle(env, cls, iface);
1395    ALOGD("setting dfs flag to %s, %p", dfs ? "true" : "false", handle);
1396
1397    u32 nodfs = dfs ? 0 : 1;
1398    wifi_error result = hal_fn.wifi_set_nodfs_flag(handle, nodfs);
1399    return result == WIFI_SUCCESS;
1400}
1401
1402static jobject android_net_wifi_get_rtt_capabilities(JNIEnv *env, jclass cls, jint iface) {
1403    wifi_rtt_capabilities rtt_capabilities;
1404    wifi_interface_handle handle = getIfaceHandle(env, cls, iface);
1405    wifi_error ret = hal_fn.wifi_get_rtt_capabilities(handle, &rtt_capabilities);
1406
1407    if(WIFI_SUCCESS == ret) {
1408         jobject capabilities = createObject(env, "android/net/wifi/RttManager$RttCapabilities");
1409         setBooleanField(env, capabilities, "oneSidedRttSupported",
1410                 rtt_capabilities.rtt_one_sided_supported == 1);
1411         setBooleanField(env, capabilities, "twoSided11McRttSupported",
1412                 rtt_capabilities.rtt_ftm_supported == 1);
1413         setBooleanField(env, capabilities, "lciSupported",
1414                 rtt_capabilities.lci_support);
1415         setBooleanField(env,capabilities, "lcrSupported",
1416                 rtt_capabilities.lcr_support);
1417         setIntField(env, capabilities, "preambleSupported",
1418                 rtt_capabilities.preamble_support);
1419         setIntField(env, capabilities, "bwSupported",
1420                 rtt_capabilities.bw_support);
1421         ALOGD("One side RTT is: %s", rtt_capabilities.rtt_one_sided_supported ==1 ? "support" :
1422                 "not support");
1423         ALOGD("Two side RTT is: %s", rtt_capabilities.rtt_ftm_supported == 1 ? "support" :
1424                 "not support");
1425         ALOGD("LCR is: %s", rtt_capabilities.lcr_support == 1 ? "support" : "not support");
1426
1427         ALOGD("LCI is: %s", rtt_capabilities.lci_support == 1 ? "support" : "not support");
1428
1429         ALOGD("Support Preamble is : %d support BW is %d", rtt_capabilities.preamble_support,
1430                 rtt_capabilities.bw_support);
1431         return capabilities;
1432    } else {
1433        return NULL;
1434    }
1435}
1436
1437static jboolean android_net_wifi_set_Country_Code_Hal(JNIEnv *env,jclass cls, jint iface,
1438        jstring country_code) {
1439
1440    wifi_interface_handle handle = getIfaceHandle(env, cls, iface);
1441    const char *country = env->GetStringUTFChars(country_code, NULL);
1442
1443    ALOGD("set country code: %s", country);
1444    wifi_error res = hal_fn.wifi_set_country_code(handle, country);
1445    env->ReleaseStringUTFChars(country_code, country);
1446
1447    return res == WIFI_SUCCESS;
1448}
1449
1450static jboolean android_net_wifi_enable_disable_tdls(JNIEnv *env,jclass cls, jint iface,
1451        jboolean enable, jstring addr) {
1452    wifi_interface_handle handle = getIfaceHandle(env, cls, iface);
1453
1454    mac_addr address;
1455    parseMacAddress(env, addr, address);
1456    wifi_tdls_handler tdls_handler;
1457    //tdls_handler.on_tdls_state_changed = &on_tdls_state_changed;
1458
1459    if(enable) {
1460        return (hal_fn.wifi_enable_tdls(handle, address, NULL, tdls_handler) == WIFI_SUCCESS);
1461    } else {
1462        return (hal_fn.wifi_disable_tdls(handle, address) == WIFI_SUCCESS);
1463    }
1464}
1465
1466static void on_tdls_state_changed(mac_addr addr, wifi_tdls_status status) {
1467    JNIEnv *env = NULL;
1468    mVM->AttachCurrentThread(&env, NULL);
1469
1470    ALOGD("on_tdls_state_changed is called: vm = %p, obj = %p, env = %p", mVM, mCls, env);
1471
1472    char mac[32];
1473    sprintf(mac, "%02x:%02x:%02x:%02x:%02x:%02x", addr[0], addr[1], addr[2], addr[3], addr[4],
1474            addr[5]);
1475
1476    jstring mac_address = env->NewStringUTF(mac);
1477    reportEvent(env, mCls, "onTdlsStatus", "(Ljava/lang/StringII;)V",
1478        mac_address, status.state, status.reason);
1479
1480}
1481
1482static jobject android_net_wifi_get_tdls_status(JNIEnv *env,jclass cls, jint iface,jstring addr) {
1483    wifi_interface_handle handle = getIfaceHandle(env, cls, iface);
1484
1485    mac_addr address;
1486    parseMacAddress(env, addr, address);
1487
1488    wifi_tdls_status status;
1489
1490    wifi_error ret;
1491    ret = hal_fn.wifi_get_tdls_status(handle, address, &status );
1492
1493    if (ret != WIFI_SUCCESS) {
1494        return NULL;
1495    } else {
1496        jobject tdls_status = createObject(env, "com/android/server/wifi/WifiNative$TdlsStatus");
1497        setIntField(env, tdls_status, "channel", status.channel);
1498        setIntField(env, tdls_status, "global_operating_class", status.global_operating_class);
1499        setIntField(env, tdls_status, "state", status.state);
1500        setIntField(env, tdls_status, "reason", status.reason);
1501        return tdls_status;
1502    }
1503}
1504
1505static jobject android_net_wifi_get_tdls_capabilities(JNIEnv *env, jclass cls, jint iface) {
1506    wifi_tdls_capabilities tdls_capabilities;
1507    wifi_interface_handle handle = getIfaceHandle(env, cls, iface);
1508    wifi_error ret = hal_fn.wifi_get_tdls_capabilities(handle, &tdls_capabilities);
1509
1510    if(WIFI_SUCCESS == ret) {
1511         jobject capabilities = createObject(env,
1512                 "com/android/server/wifi/WifiNative$TdlsCapabilities");
1513         setIntField(env, capabilities, "maxConcurrentTdlsSessionNumber",
1514                 tdls_capabilities.max_concurrent_tdls_session_num);
1515         setBooleanField(env, capabilities, "isGlobalTdlsSupported",
1516                 tdls_capabilities.is_global_tdls_supported == 1);
1517         setBooleanField(env, capabilities, "isPerMacTdlsSupported",
1518                 tdls_capabilities.is_per_mac_tdls_supported == 1);
1519         setBooleanField(env,capabilities, "isOffChannelTdlsSupported",
1520                 tdls_capabilities.is_off_channel_tdls_supported);
1521
1522         ALOGD("TDLS Max Concurrent Tdls Session Number is: %d",
1523                 tdls_capabilities.max_concurrent_tdls_session_num);
1524         ALOGD("Global Tdls is: %s", tdls_capabilities.is_global_tdls_supported == 1 ? "support" :
1525                 "not support");
1526         ALOGD("Per Mac Tdls is: %s", tdls_capabilities.is_per_mac_tdls_supported == 1 ? "support" :
1527                 "not support");
1528         ALOGD("Off Channel Tdls is: %s", tdls_capabilities.is_off_channel_tdls_supported == 1 ?
1529                 "support" : "not support");
1530
1531         return capabilities;
1532    } else {
1533        return NULL;
1534    }
1535}
1536
1537// ----------------------------------------------------------------------------
1538// Debug framework
1539// ----------------------------------------------------------------------------
1540static jint android_net_wifi_get_supported_logger_feature(JNIEnv *env, jclass cls, jint iface){
1541    //Not implemented yet
1542    wifi_interface_handle handle = getIfaceHandle(env, cls, iface);
1543    return -1;
1544}
1545
1546static jobject android_net_wifi_get_driver_version(JNIEnv *env, jclass cls, jint iface) {
1547     //Need to be fixed. The memory should be allocated from lower layer
1548    //char *buffer = NULL;
1549    int buffer_length =  256;
1550    char *buffer = (char *)malloc(buffer_length);
1551    if (!buffer) return NULL;
1552    memset(buffer, 0, buffer_length);
1553    wifi_interface_handle handle = getIfaceHandle(env, cls, iface);
1554
1555    ALOGD("android_net_wifi_get_driver_version = %p", handle);
1556
1557    if (handle == 0) {
1558        return NULL;
1559    }
1560
1561    wifi_error result = hal_fn.wifi_get_driver_version(handle, buffer, buffer_length);
1562
1563    if (result == WIFI_SUCCESS) {
1564        ALOGD("buffer is %p, length is %d", buffer, buffer_length);
1565        jstring driver_version = env->NewStringUTF(buffer);
1566        free(buffer);
1567        return driver_version;
1568    } else {
1569        ALOGD("Fail to get driver version");
1570        return NULL;
1571    }
1572}
1573
1574static jobject android_net_wifi_get_firmware_version(JNIEnv *env, jclass cls, jint iface) {
1575
1576    //char *buffer = NULL;
1577    int buffer_length = 256;
1578    char *buffer = (char *)malloc(buffer_length);
1579    if (!buffer) return NULL;
1580    memset(buffer, 0, buffer_length);
1581    wifi_interface_handle handle = getIfaceHandle(env, cls, iface);
1582
1583    ALOGD("android_net_wifi_get_firmware_version = %p", handle);
1584
1585    if (handle == 0) {
1586        return NULL;
1587    }
1588
1589    wifi_error result = hal_fn.wifi_get_firmware_version(handle, buffer, buffer_length);
1590
1591    if (result == WIFI_SUCCESS) {
1592        ALOGD("buffer is %p, length is %d", buffer, buffer_length);
1593        jstring firmware_version = env->NewStringUTF(buffer);
1594        free(buffer);
1595        return firmware_version;
1596    } else {
1597        ALOGD("Fail to get Firmware version");
1598        return NULL;
1599    }
1600}
1601
1602static jobject android_net_wifi_get_ring_buffer_status (JNIEnv *env, jclass cls, jint iface) {
1603
1604    wifi_interface_handle handle = getIfaceHandle(env, cls, iface);
1605
1606    ALOGD(" android_net_wifi_get_ring_buffer_status = %p", handle);
1607
1608    if (handle == 0) {
1609        return NULL;
1610    }
1611
1612    //wifi_ring_buffer_status *status = NULL;
1613    u32 num_rings = 10;
1614    wifi_ring_buffer_status *status =
1615        (wifi_ring_buffer_status *)malloc(sizeof(wifi_ring_buffer_status) * num_rings);
1616    if (!status) return NULL;
1617    memset(status, 0, sizeof(wifi_ring_buffer_status) * num_rings);
1618    wifi_error result = hal_fn.wifi_get_ring_buffers_status(handle, &num_rings, status);
1619    if (result == WIFI_SUCCESS) {
1620        ALOGD("status is %p, number is %d", status, num_rings);
1621        jclass clsRingBufferStatus =
1622               (env)->FindClass("com/android/server/wifi/WifiNative$RingBufferStatus");
1623        if (clsRingBufferStatus == NULL) {
1624            ALOGE("Error in accessing class");
1625            free(status);
1626            return NULL;
1627        }
1628        jobjectArray ringBuffersStatus = env->NewObjectArray(num_rings,clsRingBufferStatus, NULL);
1629        wifi_ring_buffer_status *tmp = status;
1630
1631        for(u32 i = 0; i < num_rings; i++, tmp++) {
1632            jobject ringStatus = createObject(env,
1633                    "com/android/server/wifi/WifiNative$RingBufferStatus");
1634            if (ringStatus == NULL) {
1635                ALOGE("Error in creating ringBufferStatus");
1636                free(status);
1637                return NULL;
1638            }
1639            char name[32];
1640            for(int j = 0; j < 32; j++) {
1641                name[j] = tmp->name[j];
1642            }
1643            setStringField(env, ringStatus, "name", name);
1644            setIntField(env, ringStatus, "flag", tmp->flags);
1645            setIntField(env, ringStatus, "ringBufferId", tmp->ring_id);
1646            setIntField(env, ringStatus, "ringBufferByteSize", tmp->ring_buffer_byte_size);
1647            setIntField(env, ringStatus, "verboseLevel", tmp->verbose_level);
1648            setIntField(env, ringStatus, "writtenBytes", tmp->written_bytes);
1649            setIntField(env, ringStatus, "readBytes", tmp->read_bytes);
1650            setIntField(env, ringStatus, "writtenRecords", tmp->written_records);
1651            env->SetObjectArrayElement(ringBuffersStatus, i, ringStatus);
1652        }
1653        free(status);
1654        return ringBuffersStatus;
1655    } else {
1656        free(status);
1657        return NULL;
1658    }
1659}
1660
1661static void on_ring_buffer_data(char *ring_name, char *buffer, int buffer_size,
1662        wifi_ring_buffer_status *status) {
1663
1664    if (!ring_name || !buffer || !status ||
1665            (unsigned int)buffer_size <= sizeof(wifi_ring_buffer_entry)) {
1666        ALOGE("Error input for on_ring_buffer_data!");
1667        return;
1668    }
1669
1670    JNIEnv *env = NULL;
1671    mVM->AttachCurrentThread(&env, NULL);
1672    /* ALOGD("on_ring_buffer_data called, vm = %p, obj = %p, env = %p buffer size = %d", mVM,
1673            mCls, env, buffer_size); */
1674
1675    jobject ringStatus = createObject(env,
1676                    "com/android/server/wifi/WifiNative$RingBufferStatus");
1677    if (status == NULL) {
1678        ALOGE("Error in creating ringBufferStatus");
1679        return;
1680    }
1681
1682    setStringField(env, ringStatus, "name", ring_name);
1683    setIntField(env, ringStatus, "flag", status->flags);
1684    setIntField(env, ringStatus, "ringBufferId", status->ring_id);
1685    setIntField(env, ringStatus, "ringBufferByteSize", status->ring_buffer_byte_size);
1686    setIntField(env, ringStatus, "verboseLevel", status->verbose_level);
1687    setIntField(env, ringStatus, "writtenBytes", status->written_bytes);
1688    setIntField(env, ringStatus, "readBytes", status->read_bytes);
1689    setIntField(env, ringStatus, "writtenRecords", status->written_records);
1690
1691    jbyteArray bytes = env->NewByteArray(buffer_size);
1692    env->SetByteArrayRegion(bytes, 0, buffer_size, (jbyte*)buffer);
1693
1694    reportEvent(env, mCls,"onRingBufferData",
1695            "(Lcom/android/server/wifi/WifiNative$RingBufferStatus;[B)V", ringStatus, bytes);
1696
1697    env->DeleteLocalRef(bytes);
1698    env->DeleteLocalRef(ringStatus);
1699}
1700
1701static void on_alert_data(wifi_request_id id, char *buffer, int buffer_size, int err_code){
1702    JNIEnv *env = NULL;
1703    mVM->AttachCurrentThread(&env, NULL);
1704    ALOGD(" on_alert_data called, vm = %p, obj = %p, env = %p buffer_size = %d, error code = %d"
1705            , mVM, mCls, env, buffer_size, err_code);
1706
1707    if (buffer_size > 0) {
1708        jbyteArray records = env->NewByteArray(buffer_size);
1709        jbyte *bytes = (jbyte *) buffer;
1710        env->SetByteArrayRegion(records, 0,buffer_size, bytes);
1711        reportEvent(env, mCls,"onWifiAlert","([BI)V", records, err_code);
1712        env->DeleteLocalRef(records);
1713    } else {
1714        reportEvent(env, mCls,"onWifiAlert","([BI)V", NULL, err_code);
1715    }
1716}
1717
1718
1719static jboolean android_net_wifi_start_logging_ring_buffer(JNIEnv *env, jclass cls, jint iface,
1720        jint verbose_level,jint flags, jint max_interval,jint min_data_size, jstring ring_name) {
1721
1722    wifi_interface_handle handle = getIfaceHandle(env, cls, iface);
1723
1724    ALOGD("android_net_wifi_start_logging_ring_buffer = %p", handle);
1725
1726    if (handle == 0) {
1727        return false;
1728    }
1729
1730    const char* ring_name_const_char = env->GetStringUTFChars(ring_name, JNI_FALSE);
1731    int len;
1732    for(len = 0; ring_name_const_char[len] != 0; len++);
1733
1734    char* ring_name_char = (char*) malloc(len+1);
1735    memcpy(ring_name_char, ring_name_const_char, len+1);
1736
1737    int ret = hal_fn.wifi_start_logging(handle, verbose_level, flags, max_interval, min_data_size,
1738            ring_name_char);
1739
1740    if (ret != WIFI_SUCCESS) {
1741        ALOGE("Fail to start logging for ring %s", ring_name);
1742    } else {
1743        ALOGD("start logging for ring %s", ring_name);
1744    }
1745    env->ReleaseStringUTFChars(ring_name, ring_name_char);
1746    return ret == WIFI_SUCCESS;
1747}
1748
1749static jboolean android_net_wifi_get_ring_buffer_data(JNIEnv *env, jclass cls, jint iface,
1750        jstring ring_name) {
1751    wifi_interface_handle handle = getIfaceHandle(env, cls, iface);
1752    // ALOGD("android_net_wifi_get_ring_buffer_data = %p", handle);
1753
1754    const char* ring_name_const_char = env->GetStringUTFChars(ring_name, JNI_FALSE);
1755    int len;
1756    for(len = 0; ring_name_const_char[len] != 0; len++);
1757    char* ring_name_char = (char*) malloc(len+1);
1758    memcpy(ring_name_char, ring_name_const_char, len+1);
1759
1760    int result = hal_fn.wifi_get_ring_data(handle, ring_name_char);
1761
1762    env->ReleaseStringUTFChars(ring_name, ring_name_char);
1763    return result == WIFI_SUCCESS;
1764}
1765
1766
1767void on_firmware_memory_dump(char *buffer, int buffer_size) {
1768    JNIEnv *env = NULL;
1769    mVM->AttachCurrentThread(&env, NULL);
1770    /* ALOGD("on_firmware_memory_dump called, vm = %p, obj = %p, env = %p buffer_size = %d"
1771            , mVM, mCls, env, buffer_size); */
1772
1773    if (buffer_size > 0) {
1774        jbyteArray dump = env->NewByteArray(buffer_size);
1775        jbyte *bytes = (jbyte *) (buffer);
1776        env->SetByteArrayRegion(dump, 0, buffer_size, bytes);
1777        reportEvent(env, mCls,"onWifiFwMemoryAvailable","([B)V", dump);
1778        env->DeleteLocalRef(dump);
1779    }
1780
1781}
1782
1783static jboolean android_net_wifi_get_fw_memory_dump(JNIEnv *env, jclass cls, jint iface){
1784    wifi_interface_handle handle = getIfaceHandle(env, cls, iface);
1785    // ALOGD("android_net_wifi_get_fw_memory_dump = %p", handle);
1786
1787    if (handle == NULL) {
1788        ALOGE("Can not get wifi_interface_handle");
1789        return false;
1790    }
1791
1792    wifi_firmware_memory_dump_handler fw_dump_handle;
1793    fw_dump_handle.on_firmware_memory_dump = on_firmware_memory_dump;
1794    int result = hal_fn.wifi_get_firmware_memory_dump(handle, fw_dump_handle);
1795    return result == WIFI_SUCCESS;
1796
1797}
1798
1799static jboolean android_net_wifi_set_log_handler(JNIEnv *env, jclass cls, jint iface, jint id) {
1800    wifi_interface_handle handle = getIfaceHandle(env, cls, iface);
1801    ALOGD("android_net_wifi_set_log_handler = %p", handle);
1802
1803    //initialize the handler on first time
1804    wifi_ring_buffer_data_handler handler;
1805    handler.on_ring_buffer_data = &on_ring_buffer_data;
1806    int result = hal_fn.wifi_set_log_handler(id, handle, handler);
1807    if (result != WIFI_SUCCESS) {
1808        ALOGE("Fail to set logging handler");
1809        return false;
1810    }
1811
1812    //set alter handler This will start alert too
1813    wifi_alert_handler alert_handler;
1814    alert_handler.on_alert = &on_alert_data;
1815    result = hal_fn.wifi_set_alert_handler(id, handle, alert_handler);
1816    if (result != WIFI_SUCCESS) {
1817        ALOGE(" Fail to set alert handler");
1818        return false;
1819    }
1820
1821    return true;
1822}
1823
1824static jboolean android_net_wifi_reset_log_handler(JNIEnv *env, jclass cls, jint iface, jint id) {
1825    wifi_interface_handle handle = getIfaceHandle(env, cls, iface);
1826
1827    //reset alter handler
1828    ALOGD("android_net_wifi_reset_alert_handler = %p", handle);
1829    int result = hal_fn.wifi_reset_alert_handler(id, handle);
1830    if (result != WIFI_SUCCESS) {
1831        ALOGE(" Fail to reset alert handler");
1832        return false;
1833    }
1834
1835    //reset log handler
1836    ALOGD("android_net_wifi_reset_log_handler = %p", handle);
1837    result = hal_fn.wifi_reset_log_handler(id, handle);
1838    if (result != WIFI_SUCCESS) {
1839        ALOGE("Fail to reset logging handler");
1840        return false;
1841    }
1842
1843    return true;
1844}
1845
1846// ----------------------------------------------------------------------------
1847// ePno framework
1848// ----------------------------------------------------------------------------
1849
1850
1851static void onPnoNetworkFound(wifi_request_id id,
1852                                          unsigned num_results, wifi_scan_result *results) {
1853    JNIEnv *env = NULL;
1854    mVM->AttachCurrentThread(&env, NULL);
1855
1856    ALOGD("onPnoNetworkFound called, vm = %p, obj = %p, env = %p, num_results %u",
1857            mVM, mCls, env, num_results);
1858
1859    if (results == 0 || num_results == 0) {
1860       ALOGE("onPnoNetworkFound: Error no results");
1861       return;
1862    }
1863
1864    jobject scanResult;
1865    jbyte *bytes;
1866    jobjectArray scanResults;
1867    //jbyteArray elements;
1868
1869    for (unsigned i=0; i<num_results; i++) {
1870
1871        scanResult = createScanResult(env, &results[i]);
1872        if (i == 0) {
1873            scanResults = env->NewObjectArray(num_results,
1874                    env->FindClass("android/net/wifi/ScanResult"), scanResult);
1875            if (scanResults == 0) {
1876                ALOGD("cant allocate array");
1877            } else {
1878                ALOGD("allocated array %u", env->GetArrayLength(scanResults));
1879            }
1880        } else {
1881            env->SetObjectArrayElement(scanResults, i, scanResult);
1882        }
1883
1884        ALOGD("Scan result with ie length %d, i %u, <%s> rssi=%d %02x:%02x:%02x:%02x:%02x:%02x",
1885                results->ie_length, i, results[i].ssid, results[i].rssi, results[i].bssid[0],
1886                results[i].bssid[1],results[i].bssid[2], results[i].bssid[3], results[i].bssid[4],
1887                results[i].bssid[5]);
1888
1889        /*elements = env->NewByteArray(results->ie_length);
1890        if (elements == NULL) {
1891            ALOGE("Error in allocating array");
1892            return;
1893        }*/
1894
1895        //ALOGD("onPnoNetworkFound: Setting byte array");
1896
1897        //bytes = (jbyte *)&(results->ie_data[0]);
1898        //env->SetByteArrayRegion(elements, 0, results->ie_length, bytes);
1899
1900        //ALOGD("onPnoNetworkFound: Returning result");
1901    }
1902
1903
1904    ALOGD("calling report");
1905
1906    reportEvent(env, mCls, "onPnoNetworkFound", "(I[Landroid/net/wifi/ScanResult;)V", id,
1907               scanResults);
1908        ALOGD("free ref");
1909
1910    env->DeleteLocalRef(scanResults);
1911    //env->DeleteLocalRef(elements);
1912}
1913
1914static jboolean android_net_wifi_setPnoListNative(
1915        JNIEnv *env, jclass cls, jint iface, jint id, jobject list)  {
1916
1917    wifi_epno_handler handler;
1918    handler.on_network_found = &onPnoNetworkFound;
1919
1920    wifi_interface_handle handle = getIfaceHandle(env, cls, iface);
1921    ALOGD("configure ePno list request [%d] = %p", id, handle);
1922
1923    if (list == NULL) {
1924        // stop pno
1925        int result = hal_fn.wifi_set_epno_list(id, handle, 0, NULL, handler);
1926        ALOGE(" setPnoListNative: STOP result = %d", result);
1927        return result >= 0;
1928    }
1929
1930    wifi_epno_network net_list[MAX_PNO_SSID];
1931    memset(&net_list, 0, sizeof(net_list));
1932
1933    size_t len = env->GetArrayLength((jobjectArray)list);
1934    if (len > (size_t)MAX_PNO_SSID) {
1935        return false;
1936    }
1937
1938    for (unsigned int i = 0; i < len; i++) {
1939
1940        jobject pno_net = env->GetObjectArrayElement((jobjectArray)list, i);
1941        if (pno_net == NULL) {
1942            ALOGD("setPnoListNative: could not get element %d", i);
1943            continue;
1944        }
1945
1946        jstring sssid = (jstring) getObjectField(
1947                   env, pno_net, "SSID", "Ljava/lang/String;");
1948        if (sssid == NULL) {
1949              ALOGE("Error setPnoListNative: getting ssid field");
1950              return false;
1951        }
1952
1953        const char *ssid = env->GetStringUTFChars(sssid, NULL);
1954        if (ssid == NULL) {
1955             ALOGE("Error setPnoListNative: getting ssid");
1956             return false;
1957        }
1958        int ssid_len = strnlen((const char*)ssid, 33);
1959        if (ssid_len > 32) {
1960           ALOGE("Error setPnoListNative: long ssid %u", strnlen((const char*)ssid, 256));
1961           return false;
1962        }
1963        if (ssid_len > 1 && ssid[0] == '"' && ssid[ssid_len-1])
1964        {
1965            // strip leading and trailing '"'
1966            ssid++;
1967            ssid_len-=2;
1968        }
1969        if (ssid_len == 0) {
1970            ALOGE("Error setPnoListNative: zero length ssid, skip it");
1971            continue;
1972        }
1973        memcpy(net_list[i].ssid, ssid, ssid_len);
1974
1975        int rssit = getIntField(env, pno_net, "rssi_threshold");
1976        net_list[i].rssi_threshold = (byte)rssit;
1977        int a = getIntField(env, pno_net, "auth");
1978        net_list[i].auth_bit_field = a;
1979        int f = getIntField(env, pno_net, "flags");
1980        net_list[i].flags = f;
1981        ALOGE(" setPnoListNative: idx %u rssi %d/%d auth %x/%x flags %x/%x [%s]", i,
1982                (signed)net_list[i].rssi_threshold, net_list[i].rssi_threshold,
1983                net_list[i].auth_bit_field, a, net_list[i].flags, f, net_list[i].ssid);
1984    }
1985
1986    int result = hal_fn.wifi_set_epno_list(id, handle, len, net_list, handler);
1987    ALOGE(" setPnoListNative: result %d", result);
1988
1989    return result >= 0;
1990}
1991
1992static jboolean android_net_wifi_setLazyRoam(
1993        JNIEnv *env, jclass cls, jint iface, jint id, jboolean enabled, jobject roam_param)  {
1994
1995    wifi_error status = WIFI_SUCCESS;
1996    wifi_roam_params params;
1997    memset(&params, 0, sizeof(params));
1998
1999    wifi_interface_handle handle = getIfaceHandle(env, cls, iface);
2000    ALOGD("configure lazy roam request [%d] = %p", id, handle);
2001
2002    if (roam_param != NULL) {
2003        params.A_band_boost_threshold  = getIntField(env, roam_param, "A_band_boost_threshold");
2004        params.A_band_penalty_threshold  = getIntField(env, roam_param, "A_band_penalty_threshold");
2005        params.A_band_boost_factor = getIntField(env, roam_param, "A_band_boost_factor");
2006        params.A_band_penalty_factor  = getIntField(env, roam_param, "A_band_penalty_factor");
2007        params.A_band_max_boost  = getIntField(env, roam_param, "A_band_max_boost");
2008        params.lazy_roam_hysteresis = getIntField(env, roam_param, "lazy_roam_hysteresis");
2009        params.alert_roam_rssi_trigger = getIntField(env, roam_param, "alert_roam_rssi_trigger");
2010        status = hal_fn.wifi_set_gscan_roam_params(id, handle, &params);
2011    }
2012    ALOGE("android_net_wifi_setLazyRoam configured params status=%d\n", status);
2013
2014    if (status >= 0) {
2015        int doEnable = enabled ? 1 : 0;
2016        status = hal_fn.wifi_enable_lazy_roam(id, handle, doEnable);
2017        ALOGE("android_net_wifi_setLazyRoam enabled roam status=%d\n", status);
2018    }
2019    return status >= 0;
2020}
2021
2022static jboolean android_net_wifi_setBssidBlacklist(
2023        JNIEnv *env, jclass cls, jint iface, jint id, jobject list)  {
2024
2025    wifi_interface_handle handle = getIfaceHandle(env, cls, iface);
2026    ALOGD("configure BSSID black list request [%d] = %p", id, handle);
2027
2028    wifi_bssid_params params;
2029    memset(&params, 0, sizeof(params));
2030
2031    if (list != NULL) {
2032        size_t len = env->GetArrayLength((jobjectArray)list);
2033        if (len > (size_t)MAX_BLACKLIST_BSSID) {
2034            return false;
2035        }
2036        for (unsigned int i = 0; i < len; i++) {
2037
2038            jstring jbssid = (jstring)env->GetObjectArrayElement((jobjectArray)list, i);
2039            if (jbssid == NULL) {
2040                ALOGD("configure BSSID blacklist: could not get element %d", i);
2041                continue;
2042            }
2043            const char *bssid = env->GetStringUTFChars(jbssid, NULL);
2044            if (bssid == NULL) {
2045                  ALOGE("Error getting bssid");
2046                  return false;
2047            }
2048
2049            mac_addr addr;
2050            parseMacAddress(bssid, addr);
2051            memcpy(params.bssids[i], addr, sizeof(mac_addr));
2052
2053            char bssidOut[32];
2054            sprintf(bssidOut, "%0x:%0x:%0x:%0x:%0x:%0x", addr[0], addr[1],
2055                addr[2], addr[3], addr[4], addr[5]);
2056
2057            ALOGD("BSSID blacklist: added bssid %s", bssidOut);
2058
2059            params.num_bssid++;
2060
2061        }
2062    }
2063
2064    ALOGD("Added %d bssids", params.num_bssid);
2065    return hal_fn.wifi_set_bssid_blacklist(id, handle, params) == WIFI_SUCCESS;
2066}
2067
2068static jboolean android_net_wifi_setSsidWhitelist(
2069        JNIEnv *env, jclass cls, jint iface, jint id, jobject list)  {
2070
2071    wifi_interface_handle handle = getIfaceHandle(env, cls, iface);
2072    ALOGD("configure SSID white list request [%d] = %p", id, handle);
2073    wifi_ssid *ssids = NULL;
2074    int num_ssids = 0;
2075    if (list != NULL) {
2076        size_t len = env->GetArrayLength((jobjectArray)list);
2077        if (len > 0) {
2078             ssids = (wifi_ssid *)malloc(len * sizeof (wifi_ssid));
2079             if (!ssids) return false;
2080             memset(ssids, 0, len * sizeof (wifi_ssid));
2081            for (unsigned int i = 0; i < len; i++) {
2082
2083                jstring jssid = (jstring)env->GetObjectArrayElement((jobjectArray)list, i);
2084                if (jssid == NULL) {
2085                    ALOGD("configure SSID whitelist: could not get element %d", i);
2086                    free(ssids);
2087                   return false;
2088                }
2089                const char *ssid = env->GetStringUTFChars(jssid, NULL);
2090                if (ssid == NULL) {
2091                 ALOGE("Error getting sssid");
2092                    free(ssids);
2093                    return false;
2094                }
2095                int slen = strnlen(ssid, 33);
2096                if (slen <= 0 || slen > 32) {
2097                    ALOGE("Error wrong ssid length %d", slen);
2098                    free(ssids);
2099                    return false;
2100                }
2101
2102                memcpy(ssids[i].ssid, ssid, slen);
2103                num_ssids++;
2104                ALOGD("SSID white list: added ssid %s", ssid);
2105            }
2106        }
2107    }
2108
2109    ALOGD("android_net_wifi_setSsidWhitelist Added %d sssids", num_ssids);
2110    return hal_fn.wifi_set_ssid_white_list(id, handle, num_ssids, ssids) == WIFI_SUCCESS;
2111}
2112
2113// ----------------------------------------------------------------------------
2114
2115/*
2116 * JNI registration.
2117 */
2118static JNINativeMethod gWifiMethods[] = {
2119    /* name, signature, funcPtr */
2120
2121    { "loadDriver", "()Z",  (void *)android_net_wifi_loadDriver },
2122    { "isDriverLoaded", "()Z",  (void *)android_net_wifi_isDriverLoaded },
2123    { "unloadDriver", "()Z",  (void *)android_net_wifi_unloadDriver },
2124    { "startSupplicant", "(Z)Z",  (void *)android_net_wifi_startSupplicant },
2125    { "killSupplicant", "(Z)Z",  (void *)android_net_wifi_killSupplicant },
2126    { "connectToSupplicantNative", "()Z", (void *)android_net_wifi_connectToSupplicant },
2127    { "closeSupplicantConnectionNative", "()V",
2128            (void *)android_net_wifi_closeSupplicantConnection },
2129    { "waitForEventNative", "()Ljava/lang/String;", (void*)android_net_wifi_waitForEvent },
2130    { "doBooleanCommandNative", "(Ljava/lang/String;)Z", (void*)android_net_wifi_doBooleanCommand },
2131    { "doIntCommandNative", "(Ljava/lang/String;)I", (void*)android_net_wifi_doIntCommand },
2132    { "doStringCommandNative", "(Ljava/lang/String;)Ljava/lang/String;",
2133            (void*) android_net_wifi_doStringCommand },
2134    { "startHalNative", "()Z", (void*) android_net_wifi_startHal },
2135    { "stopHalNative", "()V", (void*) android_net_wifi_stopHal },
2136    { "waitForHalEventNative", "()V", (void*) android_net_wifi_waitForHalEvents },
2137    { "getInterfacesNative", "()I", (void*) android_net_wifi_getInterfaces},
2138    { "getInterfaceNameNative", "(I)Ljava/lang/String;", (void*) android_net_wifi_getInterfaceName},
2139    { "getScanCapabilitiesNative", "(ILcom/android/server/wifi/WifiNative$ScanCapabilities;)Z",
2140            (void *) android_net_wifi_getScanCapabilities},
2141    { "startScanNative", "(IILcom/android/server/wifi/WifiNative$ScanSettings;)Z",
2142            (void*) android_net_wifi_startScan},
2143    { "stopScanNative", "(II)Z", (void*) android_net_wifi_stopScan},
2144    { "getScanResultsNative", "(IZ)[Landroid/net/wifi/WifiScanner$ScanData;",
2145            (void *) android_net_wifi_getScanResults},
2146    { "setHotlistNative", "(IILandroid/net/wifi/WifiScanner$HotlistSettings;)Z",
2147            (void*) android_net_wifi_setHotlist},
2148    { "resetHotlistNative", "(II)Z", (void*) android_net_wifi_resetHotlist},
2149    { "trackSignificantWifiChangeNative", "(IILandroid/net/wifi/WifiScanner$WifiChangeSettings;)Z",
2150            (void*) android_net_wifi_trackSignificantWifiChange},
2151    { "untrackSignificantWifiChangeNative", "(II)Z",
2152            (void*) android_net_wifi_untrackSignificantWifiChange},
2153    { "getWifiLinkLayerStatsNative", "(I)Landroid/net/wifi/WifiLinkLayerStats;",
2154            (void*) android_net_wifi_getLinkLayerStats},
2155    { "setWifiLinkLayerStatsNative", "(II)V",
2156            (void*) android_net_wifi_setLinkLayerStats},
2157    { "getSupportedFeatureSetNative", "(I)I",
2158            (void*) android_net_wifi_getSupportedFeatures},
2159    { "requestRangeNative", "(II[Landroid/net/wifi/RttManager$RttParams;)Z",
2160            (void*) android_net_wifi_requestRange},
2161    { "cancelRangeRequestNative", "(II[Landroid/net/wifi/RttManager$RttParams;)Z",
2162            (void*) android_net_wifi_cancelRange},
2163    { "setScanningMacOuiNative", "(I[B)Z",  (void*) android_net_wifi_setScanningMacOui},
2164    { "getChannelsForBandNative", "(II)[I", (void*) android_net_wifi_getValidChannels},
2165    { "setDfsFlagNative",         "(IZ)Z",  (void*) android_net_wifi_setDfsFlag},
2166    { "toggleInterfaceNative",    "(I)Z",  (void*) android_net_wifi_toggle_interface},
2167    { "getRttCapabilitiesNative", "(I)Landroid/net/wifi/RttManager$RttCapabilities;",
2168            (void*) android_net_wifi_get_rtt_capabilities},
2169    {"setCountryCodeHalNative", "(ILjava/lang/String;)Z",
2170            (void*) android_net_wifi_set_Country_Code_Hal},
2171    { "setPnoListNative", "(II[Lcom/android/server/wifi/WifiNative$WifiPnoNetwork;)Z",
2172            (void*) android_net_wifi_setPnoListNative},
2173    {"enableDisableTdlsNative", "(IZLjava/lang/String;)Z",
2174            (void*) android_net_wifi_enable_disable_tdls},
2175    {"getTdlsStatusNative", "(ILjava/lang/String;)Lcom/android/server/wifi/WifiNative$TdlsStatus;",
2176            (void*) android_net_wifi_get_tdls_status},
2177    {"getTdlsCapabilitiesNative", "(I)Lcom/android/server/wifi/WifiNative$TdlsCapabilities;",
2178            (void*) android_net_wifi_get_tdls_capabilities},
2179    {"getSupportedLoggerFeatureSetNative","(I)I",
2180            (void*) android_net_wifi_get_supported_logger_feature},
2181    {"getDriverVersionNative", "(I)Ljava/lang/String;",
2182            (void*) android_net_wifi_get_driver_version},
2183    {"getFirmwareVersionNative", "(I)Ljava/lang/String;",
2184            (void*) android_net_wifi_get_firmware_version},
2185    {"getRingBufferStatusNative", "(I)[Lcom/android/server/wifi/WifiNative$RingBufferStatus;",
2186            (void*) android_net_wifi_get_ring_buffer_status},
2187    {"startLoggingRingBufferNative", "(IIIIILjava/lang/String;)Z",
2188            (void*) android_net_wifi_start_logging_ring_buffer},
2189    {"getRingBufferDataNative", "(ILjava/lang/String;)Z",
2190            (void*) android_net_wifi_get_ring_buffer_data},
2191    {"getFwMemoryDumpNative","(I)Z", (void*) android_net_wifi_get_fw_memory_dump},
2192    { "setLazyRoamNative", "(IIZLcom/android/server/wifi/WifiNative$WifiLazyRoamParams;)Z",
2193            (void*) android_net_wifi_setLazyRoam},
2194    { "setBssidBlacklistNative", "(II[Ljava/lang/String;)Z",
2195            (void*)android_net_wifi_setBssidBlacklist},
2196    { "setSsidWhitelistNative", "(II[Ljava/lang/String;)Z",
2197             (void*)android_net_wifi_setSsidWhitelist},
2198    {"setLoggingEventHandlerNative", "(II)Z", (void *) android_net_wifi_set_log_handler},
2199    {"resetLogHandlerNative", "(II)Z", (void *) android_net_wifi_reset_log_handler}
2200};
2201
2202int register_android_net_wifi_WifiNative(JNIEnv* env) {
2203    return AndroidRuntime::registerNativeMethods(env,
2204            "com/android/server/wifi/WifiNative", gWifiMethods, NELEM(gWifiMethods));
2205}
2206
2207
2208/* User to register native functions */
2209extern "C"
2210jint Java_com_android_server_wifi_WifiNative_registerNatives(JNIEnv* env, jclass clazz) {
2211    return AndroidRuntime::registerNativeMethods(env,
2212            "com/android/server/wifi/WifiNative", gWifiMethods, NELEM(gWifiMethods));
2213}
2214
2215}; // namespace android
2216