--- /dev/null
+#include <stdint.h>
+#include <stddef.h>
+#include <fcntl.h>
+#include <sys/socket.h>
+#include <netlink/genl/genl.h>
+#include <netlink/genl/family.h>
+#include <netlink/genl/ctrl.h>
+#include <linux/rtnetlink.h>
+#include <netpacket/packet.h>
+#include <linux/filter.h>
+#include <linux/errqueue.h>
+
+#include <linux/pkt_sched.h>
+#include <netlink/object-api.h>
+#include <netlink/netlink.h>
+#include <netlink/socket.h>
+#include <netlink/handlers.h>
+
+#include "sync.h"
+
+#include <utils/Log.h>
+
+#include "wifi_hal.h"
+#include "common.h"
+#include "cpp_bindings.h"
+
+typedef enum {
+ EPNO_ATTRIBUTE_MINIMUM_5G_RSSI,
+ EPNO_ATTRIBUTE_MINIMUM_2G_RSSI,
+ EPNO_ATTRIBUTE_INITIAL_SCORE_MAX,
+ EPNO_ATTRIBUTE_CUR_CONN_BONUS,
+ EPNO_ATTRIBUTE_SAME_NETWORK_BONUS,
+ EPNO_ATTRIBUTE_SECURE_BONUS,
+ EPNO_ATTRIBUTE_5G_BONUS,
+ EPNO_ATTRIBUTE_SSID_NUM,
+ EPNO_ATTRIBUTE_SSID_LIST,
+ EPNO_ATTRIBUTE_SSID,
+ EPNO_ATTRIBUTE_SSID_LEN,
+ EPNO_ATTRIBUTE_FLAGS,
+ EPNO_ATTRIBUTE_AUTH,
+ EPNO_ATTRIBUTE_MAX
+} EPNO_ATTRIBUTE;
+
+typedef enum {
+ EPNO_ATTRIBUTE_HS_PARAM_LIST,
+ EPNO_ATTRIBUTE_HS_NUM,
+ EPNO_ATTRIBUTE_HS_ID,
+ EPNO_ATTRIBUTE_HS_REALM,
+ EPNO_ATTRIBUTE_HS_CONSORTIUM_IDS,
+ EPNO_ATTRIBUTE_HS_PLMN,
+ EPNO_ATTRIBUTE_HS_MAX
+} EPNO_HS_ATTRIBUTE;
+
+
+class GetCapabilitiesCommand : public WifiCommand
+{
+ wifi_gscan_capabilities *mCapabilities;
+public:
+ GetCapabilitiesCommand(wifi_interface_handle iface, wifi_gscan_capabilities *capabitlites)
+ : WifiCommand(iface, 0), mCapabilities(capabitlites)
+ {
+ memset(mCapabilities, 0, sizeof(*mCapabilities));
+ }
+
+ virtual int create() {
+ int ret = mMsg.create(GOOGLE_OUI, SLSI_NL80211_VENDOR_SUBCMD_GET_CAPABILITIES);
+ if (ret < 0) {
+ ALOGE("NL message creation failed");
+ return ret;
+ }
+
+ return ret;
+ }
+
+protected:
+ virtual int handleResponse(WifiEvent& reply) {
+
+ if (reply.get_cmd() != NL80211_CMD_VENDOR) {
+ ALOGE("Ignoring reply with cmd = %d", reply.get_cmd());
+ return NL_SKIP;
+ }
+
+ void *data = reply.get_vendor_data();
+ int len = reply.get_vendor_data_len();
+
+ memcpy(mCapabilities, data, min(len, (int) sizeof(*mCapabilities)));
+
+ return NL_OK;
+ }
+};
+
+
+wifi_error wifi_get_gscan_capabilities(wifi_interface_handle handle,
+ wifi_gscan_capabilities *capabilities)
+{
+ GetCapabilitiesCommand command(handle, capabilities);
+ return (wifi_error) command.requestResponse();
+}
+
+class GetChannelListCommand : public WifiCommand
+{
+ wifi_channel *channels;
+ int max_channels;
+ int *num_channels;
+ int band;
+public:
+ GetChannelListCommand(wifi_interface_handle iface, wifi_channel *channel_buf, int *ch_num,
+ int num_max_ch, int band)
+ : WifiCommand(iface, 0), channels(channel_buf), max_channels(num_max_ch), num_channels(ch_num),
+ band(band)
+ {
+ memset(channels, 0, sizeof(wifi_channel) * max_channels);
+ }
+ virtual int create() {
+ int ret = mMsg.create(GOOGLE_OUI, SLSI_NL80211_VENDOR_SUBCMD_GET_VALID_CHANNELS);
+ if (ret < 0) {
+ return ret;
+ }
+
+ nlattr *data = mMsg.attr_start(NL80211_ATTR_VENDOR_DATA);
+ ret = mMsg.put_u32(GSCAN_ATTRIBUTE_BAND, band);
+ if (ret < 0) {
+ return ret;
+ }
+
+ mMsg.attr_end(data);
+
+ return ret;
+ }
+
+protected:
+ virtual int handleResponse(WifiEvent& reply) {
+
+ if (reply.get_cmd() != NL80211_CMD_VENDOR) {
+ ALOGE("Ignoring reply with cmd = %d", reply.get_cmd());
+ return NL_SKIP;
+ }
+
+ int num_channels_to_copy = 0;
+
+ nlattr *vendor_data = reply.get_attribute(NL80211_ATTR_VENDOR_DATA);
+ int len = reply.get_vendor_data_len();
+
+ if (vendor_data == NULL || len == 0) {
+ ALOGE("no vendor data in GetChannelList response; ignoring it");
+ return NL_SKIP;
+ }
+
+ for (nl_iterator it(vendor_data); it.has_next(); it.next()) {
+ if (it.get_type() == GSCAN_ATTRIBUTE_NUM_CHANNELS) {
+ num_channels_to_copy = it.get_u32();
+ /*ALOGD("Got channel list with %d channels", num_channels_to_copy);*/
+ if(num_channels_to_copy > max_channels)
+ num_channels_to_copy = max_channels;
+ *num_channels = num_channels_to_copy;
+ } else if (it.get_type() == GSCAN_ATTRIBUTE_CHANNEL_LIST && num_channels_to_copy) {
+ memcpy(channels, it.get_data(), sizeof(int) * num_channels_to_copy);
+ } else {
+ ALOGW("Ignoring invalid attribute type = %d, size = %d",
+ it.get_type(), it.get_len());
+ }
+ }
+
+ return NL_OK;
+ }
+};
+
+wifi_error wifi_get_valid_channels(wifi_interface_handle handle,
+ int band, int max_channels, wifi_channel *channels, int *num_channels)
+{
+ GetChannelListCommand command(handle, channels, num_channels,
+ max_channels, band);
+ return (wifi_error) command.requestResponse();
+}
+/////////////////////////////////////////////////////////////////////////////
+
+/* helper functions */
+
+/*
+static int parseScanResults(wifi_scan_result *results, int num, nlattr *attr)
+{
+ memset(results, 0, sizeof(wifi_scan_result) * num);
+
+ int i = 0;
+ for (nl_iterator it(attr); it.has_next() && i < num; it.next(), i++) {
+
+ nlattr *sc_data = (nlattr *) it.get_data();
+ wifi_scan_result *result = results + i;
+
+ for (nl_iterator it2(sc_data); it2.has_next(); it2.next()) {
+ int type = it2.get_type();
+ if (type == GSCAN_ATTRIBUTE_SSID) {
+ strncpy(result->ssid, (char *) it2.get_data(), it2.get_len());
+ result->ssid[it2.get_len()] = 0;
+ } else if (type == GSCAN_ATTRIBUTE_BSSID) {
+ memcpy(result->bssid, (byte *) it2.get_data(), sizeof(mac_addr));
+ } else if (type == GSCAN_ATTRIBUTE_TIMESTAMP) {
+ result->ts = it2.get_u64();
+ } else if (type == GSCAN_ATTRIBUTE_CHANNEL) {
+ result->ts = it2.get_u16();
+ } else if (type == GSCAN_ATTRIBUTE_RSSI) {
+ result->rssi = it2.get_u8();
+ } else if (type == GSCAN_ATTRIBUTE_RTT) {
+ result->rtt = it2.get_u64();
+ } else if (type == GSCAN_ATTRIBUTE_RTTSD) {
+ result->rtt_sd = it2.get_u64();
+ }
+ }
+
+ }
+
+ if (i >= num) {
+ ALOGE("Got too many results; skipping some");
+ }
+
+ return i;
+}
+*/
+
+int createFeatureRequest(WifiRequest& request, int subcmd) {
+
+ int result = request.create(GOOGLE_OUI, subcmd);
+ if (result < 0) {
+ return result;
+ }
+
+ return WIFI_SUCCESS;
+}
+
+class ScanCommand : public WifiCommand
+{
+ wifi_scan_cmd_params *mParams;
+ wifi_scan_result_handler mHandler;
+ static unsigned mGlobalFullScanBuckets;
+public:
+ ScanCommand(wifi_interface_handle iface, int id, wifi_scan_cmd_params *params,
+ wifi_scan_result_handler handler)
+ : WifiCommand(iface, id), mParams(params), mHandler(handler)
+ { }
+
+ int createSetupRequest(WifiRequest& request) {
+ int result = request.create(GOOGLE_OUI, SLSI_NL80211_VENDOR_SUBCMD_ADD_GSCAN);
+ if (result < 0) {
+ return result;
+ }
+
+ nlattr *data = request.attr_start(NL80211_ATTR_VENDOR_DATA);
+ result = request.put_u32(GSCAN_ATTRIBUTE_BASE_PERIOD, mParams->base_period);
+ if (result < 0) {
+ return result;
+ }
+
+ result = request.put_u32(GSCAN_ATTRIBUTE_NUM_AP_PER_SCAN, mParams->max_ap_per_scan);
+ if (result < 0) {
+ return result;
+ }
+
+ result = request.put_u32(GSCAN_ATTRIBUTE_REPORT_THRESHOLD, mParams->report_threshold_percent);
+ if (result < 0) {
+ return result;
+ }
+
+ result = request.put_u32(GSCAN_ATTRIBUTE_REPORT_THRESHOLD_NUM_SCANS, mParams->report_threshold_num_scans);
+ if (result < 0) {
+ return result;
+ }
+
+ result = request.put_u32(GSCAN_ATTRIBUTE_NUM_BUCKETS, mParams->num_buckets);
+ if (result < 0) {
+ return result;
+ }
+
+ for (int i = 0; i < mParams->num_buckets; i++) {
+ nlattr * bucket = request.attr_start(i); // next bucket
+ result = request.put_u32(GSCAN_ATTRIBUTE_BUCKET_ID, mParams->buckets[i].bucket);
+ if (result < 0) {
+ return result;
+ }
+ result = request.put_u32(GSCAN_ATTRIBUTE_BUCKET_PERIOD, mParams->buckets[i].period);
+ if (result < 0) {
+ return result;
+ }
+ result = request.put_u32(GSCAN_ATTRIBUTE_BUCKETS_BAND,
+ mParams->buckets[i].band);
+ if (result < 0) {
+ return result;
+ }
+
+ if (mParams->buckets[i].report_events == 0) {
+ mParams->buckets[i].report_events = REPORT_EVENTS_EACH_SCAN;
+ }
+ result = request.put_u32(GSCAN_ATTRIBUTE_REPORT_EVENTS,
+ mParams->buckets[i].report_events);
+ if (result < 0) {
+ return result;
+ }
+
+ result = request.put_u32(GSCAN_ATTRIBUTE_BUCKET_NUM_CHANNELS,
+ mParams->buckets[i].num_channels);
+ if (result < 0) {
+ return result;
+ }
+
+ result = request.put_u32(GSCAN_ATTRIBUTE_BUCKET_EXPONENT,
+ mParams->buckets[i].base);
+ if (result < 0) {
+ return result;
+ }
+
+ result = request.put_u32(GSCAN_ATTRIBUTE_BUCKET_MAX_PERIOD,
+ mParams->buckets[i].max_period);
+ if (result < 0) {
+ return result;
+ }
+
+ result = request.put_u32(GSCAN_ATTRIBUTE_BUCKET_STEP_COUNT,
+ mParams->buckets[i].step_count);
+ if (result < 0) {
+ return result;
+ }
+
+ if (mParams->buckets[i].num_channels) {
+ nlattr *channels = request.attr_start(GSCAN_ATTRIBUTE_BUCKET_CHANNELS);
+ for (int j = 0; j < mParams->buckets[i].num_channels; j++) {
+ result = request.put_u32(j, mParams->buckets[i].channels[j].channel);
+ if (result < 0) {
+ return result;
+ }
+ }
+ request.attr_end(channels);
+ }
+
+ request.attr_end(bucket);
+ }
+
+ request.attr_end(data);
+ return WIFI_SUCCESS;
+ }
+
+ int createStartRequest(WifiRequest& request) {
+ return createFeatureRequest(request, SLSI_NL80211_VENDOR_SUBCMD_ADD_GSCAN);
+ }
+
+ int createStopRequest(WifiRequest& request) {
+ return createFeatureRequest(request, SLSI_NL80211_VENDOR_SUBCMD_DEL_GSCAN);
+ }
+
+ int start() {
+ ALOGD("starting Gscan");
+ WifiRequest request(familyId(), ifaceId());
+ int result = createSetupRequest(request);
+ if (result != WIFI_SUCCESS) {
+ ALOGE("failed to create setup request; result = %d", result);
+ return result;
+ }
+
+ registerVendorHandler(GOOGLE_OUI, GSCAN_EVENT_SCAN_RESULTS_AVAILABLE);
+ registerVendorHandler(GOOGLE_OUI, GSCAN_EVENT_COMPLETE_SCAN);
+
+ int nBuckets = 0;
+ for (int i = 0; i < mParams->num_buckets; i++) {
+ if (mParams->buckets[i].report_events & REPORT_EVENTS_FULL_RESULTS) {
+ nBuckets++;
+ }
+ }
+
+ if (nBuckets != 0) {
+ ALOGI("Full scan requested with nBuckets = %d", nBuckets);
+ registerVendorHandler(GOOGLE_OUI, GSCAN_EVENT_FULL_SCAN_RESULTS);
+ }
+ result = requestResponse(request);
+ if (result != WIFI_SUCCESS) {
+ ALOGE("failed to start scan; result = %d", result);
+ unregisterVendorHandler(GOOGLE_OUI, GSCAN_EVENT_COMPLETE_SCAN);
+ unregisterVendorHandler(GOOGLE_OUI, GSCAN_EVENT_SCAN_RESULTS_AVAILABLE);
+ return result;
+ }
+
+
+ return result;
+ }
+
+ virtual int cancel() {
+ ALOGD("Stopping Gscan");
+
+ WifiRequest request(familyId(), ifaceId());
+ int result = createStopRequest(request);
+ if (result != WIFI_SUCCESS) {
+ ALOGE("failed to create stop request; result = %d", result);
+ } else {
+ result = requestResponse(request);
+ if (result != WIFI_SUCCESS) {
+ ALOGE("failed to stop scan; result = %d", result);
+ }
+ }
+
+ unregisterVendorHandler(GOOGLE_OUI, GSCAN_EVENT_COMPLETE_SCAN);
+ unregisterVendorHandler(GOOGLE_OUI, GSCAN_EVENT_SCAN_RESULTS_AVAILABLE);
+ unregisterVendorHandler(GOOGLE_OUI, GSCAN_EVENT_FULL_SCAN_RESULTS);
+
+ return WIFI_SUCCESS;
+ }
+
+ virtual int handleResponse(WifiEvent& reply) {
+ /* Nothing to do on response! */
+ return NL_SKIP;
+ }
+
+ virtual int handleEvent(WifiEvent& event) {
+ //event.log();
+
+ nlattr *vendor_data = event.get_attribute(NL80211_ATTR_VENDOR_DATA);
+ unsigned int len = event.get_vendor_data_len();
+ int event_id = event.get_vendor_subcmd();
+
+ if(event_id == GSCAN_EVENT_COMPLETE_SCAN) {
+ if (vendor_data == NULL || len != 4) {
+ ALOGE("Scan complete type not mentioned!");
+ return NL_SKIP;
+ }
+ wifi_scan_event evt_type;
+
+ evt_type = (wifi_scan_event) event.get_u32(NL80211_ATTR_VENDOR_DATA);
+ if(*mHandler.on_scan_event)
+ (*mHandler.on_scan_event)(id(), evt_type);
+ } else if(event_id == GSCAN_EVENT_FULL_SCAN_RESULTS) {
+ uint32_t bucket_scanned = 0;
+ wifi_scan_result *scan_result = NULL;
+ for (nl_iterator it(vendor_data); it.has_next(); it.next()) {
+ if (it.get_type() == GSCAN_ATTRIBUTE_SCAN_BUCKET_BIT) {
+ bucket_scanned = it.get_u32();
+ } else if (it.get_type() == GSCAN_ATTRIBUTE_SCAN_RESULTS) {
+ if (it.get_len() >= (int)sizeof(*scan_result))
+ scan_result = (wifi_scan_result *)it.get_data();
+ }
+ }
+ if (scan_result) {
+ if(*mHandler.on_full_scan_result)
+ (*mHandler.on_full_scan_result)(id(), scan_result, bucket_scanned);
+/*
+ ALOGD("%-32s\t", scan_result->ssid);
+ ALOGD("%02x:%02x:%02x:%02x:%02x:%02x ", scan_result->bssid[0], scan_result->bssid[1],
+ scan_result->bssid[2], scan_result->bssid[3], scan_result->bssid[4], scan_result->bssid[5]);
+ ALOGD("%d\t", scan_result->rssi);
+ ALOGD("%d\t", scan_result->channel);
+ ALOGD("%lld\t", scan_result->ts);
+ ALOGD("%lld\t", scan_result->rtt);
+ ALOGD("%lld\n", scan_result->rtt_sd);
+*/
+ }
+ }
+ return NL_SKIP;
+ }
+};
+
+unsigned ScanCommand::mGlobalFullScanBuckets = 0;
+
+wifi_error wifi_start_gscan(
+ wifi_request_id id,
+ wifi_interface_handle iface,
+ wifi_scan_cmd_params params,
+ wifi_scan_result_handler handler)
+{
+ wifi_handle handle = getWifiHandle(iface);
+
+ ScanCommand *cmd = new ScanCommand(iface, id, ¶ms, handler);
+ wifi_register_cmd(handle, id, cmd);
+ return (wifi_error)cmd->start();
+}
+
+wifi_error wifi_stop_gscan(wifi_request_id id, wifi_interface_handle iface)
+{
+ wifi_handle handle = getWifiHandle(iface);
+
+ if(id == -1) {
+ wifi_scan_result_handler handler;
+ wifi_scan_cmd_params dummy_params;
+ memset(&handler, 0, sizeof(handler));
+
+ ScanCommand *cmd = new ScanCommand(iface, id, &dummy_params, handler);
+ cmd->cancel();
+ cmd->releaseRef();
+ return WIFI_SUCCESS;
+ }
+
+
+ WifiCommand *cmd = wifi_unregister_cmd(handle, id);
+ if (cmd) {
+ cmd->cancel();
+ cmd->releaseRef();
+ return WIFI_SUCCESS;
+ }
+
+ return WIFI_ERROR_INVALID_ARGS;
+}
+
+class GetScanResultsCommand : public WifiCommand {
+ wifi_cached_scan_results *mScans;
+ int mMax;
+ int *mNum;
+ int mRetrieved;
+ byte mFlush;
+ int mCompleted;
+ static const int MAX_RESULTS = 320;
+ wifi_scan_result mScanResults[MAX_RESULTS];
+ int mNextScanResult;
+public:
+ GetScanResultsCommand(wifi_interface_handle iface, byte flush,
+ wifi_cached_scan_results *results, int max, int *num)
+ : WifiCommand(iface, -1), mScans(results), mMax(max), mNum(num),
+ mRetrieved(0), mFlush(flush), mCompleted(0)
+ {
+ memset(mScanResults,0,sizeof(mScanResults));
+ mNextScanResult = 0;
+ }
+
+ int createRequest(WifiRequest& request, int num, byte flush) {
+ int result = request.create(GOOGLE_OUI, SLSI_NL80211_VENDOR_SUBCMD_GET_SCAN_RESULTS);
+ if (result < 0) {
+ return result;
+ }
+
+ nlattr *data = request.attr_start(NL80211_ATTR_VENDOR_DATA);
+ result = request.put_u32(GSCAN_ATTRIBUTE_NUM_OF_RESULTS, num);
+ if (result < 0) {
+ return result;
+ }
+
+ request.attr_end(data);
+ return WIFI_SUCCESS;
+ }
+
+ int execute() {
+ WifiRequest request(familyId(), ifaceId());
+
+ for (int i = 0; i < 10 && mRetrieved < mMax; i++) {
+ int result = createRequest(request, (mMax - mRetrieved), mFlush);
+ if (result < 0) {
+ ALOGE("failed to create request");
+ return result;
+ }
+
+ int prev_retrieved = mRetrieved;
+
+ result = requestResponse(request);
+
+ if (result != WIFI_SUCCESS) {
+ ALOGE("failed to retrieve scan results; result = %d", result);
+ return result;
+ }
+
+ if (mRetrieved == prev_retrieved || mCompleted) {
+ /* no more items left to retrieve */
+ break;
+ }
+
+ request.destroy();
+ }
+
+ ALOGE("GetScanResults read %d results", mRetrieved);
+ *mNum = mRetrieved;
+ return WIFI_SUCCESS;
+ }
+
+ virtual int handleResponse(WifiEvent& reply) {
+
+ if (reply.get_cmd() != NL80211_CMD_VENDOR) {
+ ALOGE("Ignoring reply with cmd = %d", reply.get_cmd());
+ return NL_SKIP;
+ }
+
+ nlattr *vendor_data = reply.get_attribute(NL80211_ATTR_VENDOR_DATA);
+ int len = reply.get_vendor_data_len();
+
+ if (vendor_data == NULL || len == 0) {
+ ALOGE("no vendor data in GetScanResults response; ignoring it");
+ return NL_SKIP;
+ }
+
+ for (nl_iterator it(vendor_data); it.has_next(); it.next()) {
+ if (it.get_type() == GSCAN_ATTRIBUTE_SCAN_RESULTS_COMPLETE) {
+ mCompleted = it.get_u8();
+ //ALOGD("retrieved mCompleted flag : %d", mCompleted);
+ } else if (it.get_type() == GSCAN_ATTRIBUTE_SCAN_RESULTS || it.get_type() == 0) {
+ int scan_id = 0, flags = 0, num = 0;
+ for (nl_iterator it2(it.get()); it2.has_next(); it2.next()) {
+ if (it2.get_type() == GSCAN_ATTRIBUTE_SCAN_ID) {
+ scan_id = it2.get_u32();
+ //ALOGD("retrieved scan_id : 0x%0x", scan_id);
+ } else if (it2.get_type() == GSCAN_ATTRIBUTE_SCAN_FLAGS) {
+ flags = it2.get_u8();
+ //ALOGD("retrieved scan_flags : 0x%0x", flags);
+ } else if (it2.get_type() == GSCAN_ATTRIBUTE_NUM_OF_RESULTS) {
+ num = it2.get_u32();
+ //ALOGD("retrieved num_results: %d", num);
+ } else if (it2.get_type() == GSCAN_ATTRIBUTE_SCAN_RESULTS) {
+ if (mRetrieved >= mMax) {
+ ALOGW("Stored %d scans, ignoring excess results", mRetrieved);
+ break;
+ }
+ num = it2.get_len() / sizeof(wifi_scan_result);
+ num = min(MAX_RESULTS - mNextScanResult, num);
+ num = min((int)MAX_AP_CACHE_PER_SCAN, num);
+ memcpy(mScanResults + mNextScanResult, it2.get_data(),
+ sizeof(wifi_scan_result) * num);
+ /*
+ wifi_scan_result *results = (wifi_scan_result *)it2.get_data();
+ for (int i = 0; i < num; i++) {
+ wifi_scan_result *result = results + i;
+ ALOGD("%02d %-32s %02x:%02x:%02x:%02x:%02x:%02x %04d", i,
+ result->ssid, result->bssid[0], result->bssid[1], result->bssid[2],
+ result->bssid[3], result->bssid[4], result->bssid[5],
+ result->rssi);
+ }*/
+ mScans[mRetrieved].scan_id = scan_id;
+ mScans[mRetrieved].flags = flags;
+ mScans[mRetrieved].num_results = num;
+ //ALOGD("Setting result of scan_id : 0x%0x", mScans[mRetrieved].scan_id);
+ memcpy(mScans[mRetrieved].results,
+ &(mScanResults[mNextScanResult]), num * sizeof(wifi_scan_result));
+ mNextScanResult += num;
+ mRetrieved++;
+ } else {
+ ALOGW("Ignoring invalid attribute type = %d, size = %d",
+ it.get_type(), it.get_len());
+ }
+ }
+ } else {
+ ALOGW("Ignoring invalid attribute type = %d, size = %d",
+ it.get_type(), it.get_len());
+ }
+ }
+
+ return NL_OK;
+ }
+};
+
+wifi_error wifi_get_cached_gscan_results(wifi_interface_handle iface, byte flush,
+ int max, wifi_cached_scan_results *results, int *num) {
+ GetScanResultsCommand *cmd = new GetScanResultsCommand(iface, flush, results, max, num);
+ return (wifi_error)cmd->execute();
+}
+
+/////////////////////////////////////////////////////////////////////////////
+
+class BssidHotlistCommand : public WifiCommand
+{
+private:
+ wifi_bssid_hotlist_params mParams;
+ wifi_hotlist_ap_found_handler mHandler;
+ static const int MAX_RESULTS = 64;
+ wifi_scan_result mResults[MAX_RESULTS];
+public:
+ BssidHotlistCommand(wifi_interface_handle handle, int id,
+ wifi_bssid_hotlist_params params, wifi_hotlist_ap_found_handler handler)
+ : WifiCommand(handle, id), mParams(params), mHandler(handler)
+ {
+ memset(mResults, 0, sizeof(mResults));
+ }
+
+ int createSetupRequest(WifiRequest& request) {
+ int result = request.create(GOOGLE_OUI, SLSI_NL80211_VENDOR_SUBCMD_SET_BSSID_HOTLIST);
+ if (result < 0) {
+ return result;
+ }
+
+ nlattr *data = request.attr_start(NL80211_ATTR_VENDOR_DATA);
+
+ result = request.put_u32(GSCAN_ATTRIBUTE_LOST_AP_SAMPLE_SIZE, mParams.lost_ap_sample_size);
+ if (result < 0) {
+ return result;
+ }
+
+ struct nlattr * attr = request.attr_start(GSCAN_ATTRIBUTE_HOTLIST_BSSIDS);
+ for (int i = 0; i < mParams.num_bssid; i++) {
+ nlattr *attr2 = request.attr_start(GSCAN_ATTRIBUTE_HOTLIST_ELEM);
+ if (attr2 == NULL) {
+ return WIFI_ERROR_OUT_OF_MEMORY;
+ }
+ result = request.put_addr(GSCAN_ATTRIBUTE_BSSID, mParams.ap[i].bssid);
+ if (result < 0) {
+ return result;
+ }
+ result = request.put_u8(GSCAN_ATTRIBUTE_RSSI_HIGH, mParams.ap[i].high);
+ if (result < 0) {
+ return result;
+ }
+ result = request.put_u8(GSCAN_ATTRIBUTE_RSSI_LOW, mParams.ap[i].low);
+ if (result < 0) {
+ return result;
+ }
+ request.attr_end(attr2);
+ }
+
+ request.attr_end(attr);
+ request.attr_end(data);
+ return result;
+ }
+
+ int createTeardownRequest(WifiRequest& request) {
+ int result = request.create(GOOGLE_OUI, SLSI_NL80211_VENDOR_SUBCMD_RESET_BSSID_HOTLIST);
+ if (result < 0) {
+ return result;
+ }
+
+ return result;
+ }
+
+ int start() {
+ WifiRequest request(familyId(), ifaceId());
+ int result = createSetupRequest(request);
+ if (result < 0) {
+ return result;
+ }
+
+ result = requestResponse(request);
+ if (result < 0) {
+ ALOGE("Failed to execute hotlist setup request, result = %d", result);
+ unregisterVendorHandler(GOOGLE_OUI, GSCAN_EVENT_HOTLIST_RESULTS_FOUND);
+ unregisterVendorHandler(GOOGLE_OUI, GSCAN_EVENT_HOTLIST_RESULTS_LOST);
+ return result;
+ }
+
+ registerVendorHandler(GOOGLE_OUI, GSCAN_EVENT_HOTLIST_RESULTS_FOUND);
+ registerVendorHandler(GOOGLE_OUI, GSCAN_EVENT_HOTLIST_RESULTS_LOST);
+
+ return result;
+ }
+
+ virtual int cancel() {
+ /* unregister event handler */
+ unregisterVendorHandler(GOOGLE_OUI, GSCAN_EVENT_HOTLIST_RESULTS_FOUND);
+ unregisterVendorHandler(GOOGLE_OUI, GSCAN_EVENT_HOTLIST_RESULTS_LOST);
+ /* create set hotlist message with empty hotlist */
+ WifiRequest request(familyId(), ifaceId());
+ int result = createTeardownRequest(request);
+ if (result < 0) {
+ return result;
+ }
+
+ result = requestResponse(request);
+ if (result < 0) {
+ return result;
+ }
+
+ return result;
+ }
+
+ virtual int handleResponse(WifiEvent& reply) {
+ /* Nothing to do on response! */
+ return NL_SKIP;
+ }
+
+ virtual int handleEvent(WifiEvent& event) {
+ int event_id = event.get_vendor_subcmd();
+ //event.log();
+
+ nlattr *vendor_data = event.get_attribute(NL80211_ATTR_VENDOR_DATA);
+ int len = event.get_vendor_data_len();
+
+ if (vendor_data == NULL || len == 0) {
+ ALOGE("No scan results found");
+ return NL_SKIP;
+ }
+
+
+ int num = len / sizeof(wifi_scan_result);
+ num = min(MAX_RESULTS, num);
+ memcpy(mResults, event.get_vendor_data(), num * sizeof(wifi_scan_result));
+
+ if (event_id == GSCAN_EVENT_HOTLIST_RESULTS_FOUND) {
+ ALOGD("FOUND %d hotlist APs", num);
+ if (*mHandler.on_hotlist_ap_found)
+ (*mHandler.on_hotlist_ap_found)(id(), num, mResults);
+ } else if (event_id == GSCAN_EVENT_HOTLIST_RESULTS_LOST) {
+ ALOGD("LOST %d hotlist APs", num);
+ if (*mHandler.on_hotlist_ap_lost)
+ (*mHandler.on_hotlist_ap_lost)(id(), num, mResults);
+ }
+ return NL_SKIP;
+ }
+};
+
+wifi_error wifi_set_bssid_hotlist(wifi_request_id id, wifi_interface_handle iface,
+ wifi_bssid_hotlist_params params, wifi_hotlist_ap_found_handler handler)
+{
+ wifi_handle handle = getWifiHandle(iface);
+
+ BssidHotlistCommand *cmd = new BssidHotlistCommand(iface, id, params, handler);
+ wifi_register_cmd(handle, id, cmd);
+ return (wifi_error)cmd->start();
+}
+
+wifi_error wifi_reset_bssid_hotlist(wifi_request_id id, wifi_interface_handle iface)
+{
+ wifi_handle handle = getWifiHandle(iface);
+
+ WifiCommand *cmd = wifi_unregister_cmd(handle, id);
+ if (cmd) {
+ cmd->cancel();
+ cmd->releaseRef();
+ return WIFI_SUCCESS;
+ }
+
+ return WIFI_ERROR_INVALID_ARGS;
+}
+
+
+/////////////////////////////////////////////////////////////////////////////
+
+class SignificantWifiChangeCommand : public WifiCommand
+{
+ typedef struct {
+ mac_addr bssid; // BSSID
+ wifi_channel channel; // channel frequency in MHz
+ int num_rssi; // number of rssi samples
+ wifi_rssi rssi[8]; // RSSI history in db
+ } wifi_significant_change_result_internal;
+
+private:
+ wifi_significant_change_params mParams;
+ wifi_significant_change_handler mHandler;
+ static const int MAX_RESULTS = 64;
+ wifi_significant_change_result_internal mResultsBuffer[MAX_RESULTS];
+ wifi_significant_change_result *mResults[MAX_RESULTS];
+public:
+ SignificantWifiChangeCommand(wifi_interface_handle handle, int id,
+ wifi_significant_change_params params, wifi_significant_change_handler handler)
+ : WifiCommand(handle, id), mParams(params), mHandler(handler)
+ {
+ memset(mResultsBuffer,0,sizeof(mResultsBuffer));
+ memset(mResults,0,sizeof(mResults));
+ }
+
+ int createSetupRequest(WifiRequest& request) {
+ int result = request.create(GOOGLE_OUI, SLSI_NL80211_VENDOR_SUBCMD_SET_SIGNIFICANT_CHANGE);
+ if (result < 0) {
+ return result;
+ }
+
+ nlattr *data = request.attr_start(NL80211_ATTR_VENDOR_DATA);
+
+ result = request.put_u16(GSCAN_ATTRIBUTE_RSSI_SAMPLE_SIZE, mParams.rssi_sample_size);
+ if (result < 0) {
+ return result;
+ }
+ result = request.put_u16(GSCAN_ATTRIBUTE_LOST_AP_SAMPLE_SIZE, mParams.lost_ap_sample_size);
+ if (result < 0) {
+ return result;
+ }
+ result = request.put_u16(GSCAN_ATTRIBUTE_MIN_BREACHING, mParams.min_breaching);
+ if (result < 0) {
+ return result;
+ }
+
+ struct nlattr * attr = request.attr_start(GSCAN_ATTRIBUTE_SIGNIFICANT_CHANGE_BSSIDS);
+
+ for (int i = 0; i < mParams.num_bssid; i++) {
+
+ nlattr *attr2 = request.attr_start(i);
+ if (attr2 == NULL) {
+ return WIFI_ERROR_OUT_OF_MEMORY;
+ }
+ result = request.put_addr(GSCAN_ATTRIBUTE_BSSID, mParams.ap[i].bssid);
+ if (result < 0) {
+ return result;
+ }
+ result = request.put_u8(GSCAN_ATTRIBUTE_RSSI_HIGH, mParams.ap[i].high);
+ if (result < 0) {
+ return result;
+ }
+ result = request.put_u8(GSCAN_ATTRIBUTE_RSSI_LOW, mParams.ap[i].low);
+ if (result < 0) {
+ return result;
+ }
+ request.attr_end(attr2);
+ }
+
+ request.attr_end(attr);
+ request.attr_end(data);
+
+ return result;
+ }
+
+ int createTeardownRequest(WifiRequest& request) {
+ int result = request.create(GOOGLE_OUI, SLSI_NL80211_VENDOR_SUBCMD_RESET_SIGNIFICANT_CHANGE);
+ if (result < 0) {
+ return result;
+ }
+
+ return result;
+ }
+
+ int start() {
+ WifiRequest request(familyId(), ifaceId());
+
+ int result = createSetupRequest(request);
+ if (result < 0) {
+ return result;
+ }
+
+ result = requestResponse(request);
+ if (result < 0) {
+ ALOGE("failed to set significant wifi change %d", result);
+ return result;
+ }
+ registerVendorHandler(GOOGLE_OUI, GSCAN_EVENT_SIGNIFICANT_CHANGE_RESULTS);
+
+ return result;
+ }
+
+ virtual int cancel() {
+ /* unregister event handler */
+ unregisterVendorHandler(GOOGLE_OUI, GSCAN_EVENT_SIGNIFICANT_CHANGE_RESULTS);
+
+ /* create set significant change monitor message with empty hotlist */
+ WifiRequest request(familyId(), ifaceId());
+
+ int result = createTeardownRequest(request);
+ if (result < 0) {
+ return result;
+ }
+
+ result = requestResponse(request);
+ if (result < 0) {
+ return result;
+ }
+
+ return result;
+ }
+
+ virtual int handleResponse(WifiEvent& reply) {
+ /* Nothing to do on response! */
+ return NL_SKIP;
+ }
+
+ virtual int handleEvent(WifiEvent& event) {
+ nlattr *vendor_data = event.get_attribute(NL80211_ATTR_VENDOR_DATA);
+ int len = event.get_vendor_data_len();
+
+ if (vendor_data == NULL || len == 0) {
+ ALOGE("No scan results found");
+ return NL_SKIP;
+ }
+
+ typedef struct {
+ uint16_t channel;
+ mac_addr bssid;
+ int16_t rssi_history[8];
+ } ChangeInfo;
+
+ int num = min(len / sizeof(ChangeInfo), MAX_RESULTS);
+ ChangeInfo *ci = (ChangeInfo *)event.get_vendor_data();
+
+ for (int i = 0; i < num; i++) {
+ memcpy(mResultsBuffer[i].bssid, ci[i].bssid, sizeof(mac_addr));
+ mResultsBuffer[i].channel = ci[i].channel;
+ /* Driver sends N samples and the rest 8-N are filled 0x7FFF
+ * N = no of rssi samples to average sent in significant change request. */
+ int num_rssi = 0;
+ for (int j = 0; j < 8; j++) {
+ if (ci[i].rssi_history[j] == 0x7FFF) {
+ num_rssi = j;
+ break;
+ }
+ mResultsBuffer[i].rssi[j] = (int) ci[i].rssi_history[j];
+ }
+ mResultsBuffer[i].num_rssi = num_rssi;
+ mResults[i] = reinterpret_cast<wifi_significant_change_result *>(&(mResultsBuffer[i]));
+ }
+
+ if (num != 0) {
+ (*mHandler.on_significant_change)(id(), num, mResults);
+ } else {
+ ALOGW("No significant change reported");
+ }
+
+ return NL_SKIP;
+ }
+};
+
+wifi_error wifi_set_significant_change_handler(wifi_request_id id, wifi_interface_handle iface,
+ wifi_significant_change_params params, wifi_significant_change_handler handler)
+{
+ wifi_handle handle = getWifiHandle(iface);
+
+ SignificantWifiChangeCommand *cmd = new SignificantWifiChangeCommand(
+ iface, id, params, handler);
+ wifi_register_cmd(handle, id, cmd);
+ return (wifi_error)cmd->start();
+}
+
+wifi_error wifi_reset_significant_change_handler(wifi_request_id id, wifi_interface_handle iface)
+{
+ wifi_handle handle = getWifiHandle(iface);
+
+ WifiCommand *cmd = wifi_unregister_cmd(handle, id);
+ if (cmd) {
+ cmd->cancel();
+ cmd->releaseRef();
+ return WIFI_SUCCESS;
+ }
+
+ return WIFI_ERROR_INVALID_ARGS;
+}
+
+class ePNOCommand : public WifiCommand
+{
+private:
+ wifi_epno_params *epno_params;
+ wifi_epno_handler mHandler;
+ wifi_scan_result mResults;
+public:
+ ePNOCommand(wifi_interface_handle handle, int id,
+ wifi_epno_params *params, wifi_epno_handler handler)
+ : WifiCommand(handle, id), mHandler(handler)
+ {
+ epno_params = params;
+ memset(&mResults,0,sizeof(wifi_scan_result));
+ }
+
+ int createSetupRequest(WifiRequest& request) {
+ int result = request.create(GOOGLE_OUI, SLSI_NL80211_VENDOR_SUBCMD_SET_EPNO_LIST);
+ if (result < 0) {
+ return result;
+ }
+
+ nlattr *data = request.attr_start(NL80211_ATTR_VENDOR_DATA);
+ if (epno_params == NULL) {
+ result = request.put_u8(EPNO_ATTRIBUTE_SSID_NUM, 0);
+ if (result < 0) {
+ return result;
+ }
+ request.attr_end(data);
+ return result;
+ }
+ result = request.put_u16(EPNO_ATTRIBUTE_MINIMUM_5G_RSSI, epno_params->min5GHz_rssi);
+ if (result < 0) {
+ return result;
+ }
+ result = request.put_u16(EPNO_ATTRIBUTE_MINIMUM_2G_RSSI, epno_params->min24GHz_rssi);
+ if (result < 0) {
+ return result;
+ }
+ result = request.put_u16(EPNO_ATTRIBUTE_INITIAL_SCORE_MAX, epno_params->initial_score_max);
+ if (result < 0) {
+ return result;
+ }
+ result = request.put_u8(EPNO_ATTRIBUTE_CUR_CONN_BONUS, epno_params->current_connection_bonus);
+ if (result < 0) {
+ return result;
+ }
+ result = request.put_u8(EPNO_ATTRIBUTE_SAME_NETWORK_BONUS, epno_params->same_network_bonus);
+ if (result < 0) {
+ return result;
+ }
+ result = request.put_u8(EPNO_ATTRIBUTE_SECURE_BONUS, epno_params->secure_bonus);
+ if (result < 0) {
+ return result;
+ }
+ result = request.put_u8(EPNO_ATTRIBUTE_5G_BONUS, epno_params->band5GHz_bonus);
+ if (result < 0) {
+ return result;
+ }
+ result = request.put_u8(EPNO_ATTRIBUTE_SSID_NUM, epno_params->num_networks);
+ if (result < 0) {
+ return result;
+ }
+
+ ALOGI("ePNO [min5GHz_rssi:%d min24GHz_rssi:%d initial_score_max:%d current_connection_bonus:%d same_network_bonus:%d secure_bonus:%d band5GHz_bonus:%d num_networks:%d]",
+ epno_params->min5GHz_rssi,
+ epno_params->min24GHz_rssi,
+ epno_params->initial_score_max,
+ epno_params->current_connection_bonus,
+ epno_params->same_network_bonus,
+ epno_params->secure_bonus,
+ epno_params->band5GHz_bonus,
+ epno_params->num_networks);
+
+ struct nlattr * attr = request.attr_start(EPNO_ATTRIBUTE_SSID_LIST);
+ for (int i = 0; i < epno_params->num_networks; i++) {
+ nlattr *attr2 = request.attr_start(i);
+ if (attr2 == NULL) {
+ return WIFI_ERROR_OUT_OF_MEMORY;
+ }
+ result = request.put_u16(EPNO_ATTRIBUTE_FLAGS, epno_params->networks[i].flags);
+ if (result < 0) {
+ return result;
+ }
+ result = request.put_u8(EPNO_ATTRIBUTE_AUTH, epno_params->networks[i].auth_bit_field);
+ if (result < 0) {
+ return result;
+ }
+ result = request.put_u8(EPNO_ATTRIBUTE_SSID_LEN, strlen(epno_params->networks[i].ssid));
+ if (result < 0) {
+ return result;
+ }
+ result = request.put(EPNO_ATTRIBUTE_SSID, epno_params->networks[i].ssid, strlen(epno_params->networks[i].ssid));
+ if (result < 0) {
+ return result;
+ }
+ request.attr_end(attr2);
+ }
+
+ request.attr_end(attr);
+ request.attr_end(data);
+ return result;
+ }
+
+ int start() {
+ ALOGI("ePNO num_network=%d", epno_params ? epno_params->num_networks : 0);
+ WifiRequest request(familyId(), ifaceId());
+ int result = createSetupRequest(request);
+ if (result < 0) {
+ return result;
+ }
+
+ result = requestResponse(request);
+ if (result < 0) {
+ ALOGI("Failed: ePNO setup request, result = %d", result);
+ unregisterVendorHandler(GOOGLE_OUI, WIFI_EPNO_EVENT);
+ return result;
+ }
+
+ if (epno_params) {
+ registerVendorHandler(GOOGLE_OUI, WIFI_EPNO_EVENT);
+ }
+ return result;
+ }
+
+ virtual int cancel() {
+ /* unregister event handler */
+ unregisterVendorHandler(GOOGLE_OUI, WIFI_EPNO_EVENT);
+ return 0;
+ }
+
+ virtual int handleResponse(WifiEvent& reply) {
+ /* Nothing to do on response! */
+ return NL_SKIP;
+ }
+
+ virtual int handleEvent(WifiEvent& event) {
+ // event.log();
+
+ nlattr *vendor_data = event.get_attribute(NL80211_ATTR_VENDOR_DATA);
+ int len = event.get_vendor_data_len();
+
+ if (vendor_data == NULL || len == 0) {
+ ALOGI("No scan results found");
+ return NL_SKIP;
+ }
+
+
+ mResults = *(wifi_scan_result *) event.get_vendor_data();
+ if (*mHandler.on_network_found)
+ (*mHandler.on_network_found)(id(), 1, &mResults);
+ return NL_SKIP;
+ }
+};
+
+wifi_error wifi_set_epno_list(wifi_request_id id,
+ wifi_interface_handle iface,
+ const wifi_epno_params *epno_params,
+ wifi_epno_handler handler)
+{
+ wifi_handle handle = getWifiHandle(iface);
+ ePNOCommand *cmd = new ePNOCommand(iface, id, (wifi_epno_params *)epno_params, handler);
+ wifi_register_cmd(handle, id, cmd);
+ wifi_error result = (wifi_error)cmd->start();
+ if (result != WIFI_SUCCESS) {
+ wifi_unregister_cmd(handle, id);
+ }
+ return result;
+}
+
+wifi_error wifi_reset_epno_list(wifi_request_id id, wifi_interface_handle iface)
+{
+ wifi_handle handle = getWifiHandle(iface);
+ wifi_epno_handler handler;
+
+ handler.on_network_found = NULL;
+ ePNOCommand *cmd = new ePNOCommand(iface, id, NULL, handler);
+ wifi_register_cmd(handle, id, cmd);
+ wifi_error result = (wifi_error)cmd->start();
+ if (result != WIFI_SUCCESS) {
+ wifi_unregister_cmd(handle, id);
+ }
+ return result;
+}
+
+class HsListCommand : public WifiCommand
+{
+ int num_hs;
+ wifi_passpoint_network *mNetworks;
+ wifi_passpoint_event_handler mHandler;
+public:
+ HsListCommand(wifi_request_id id, wifi_interface_handle iface,
+ int num, wifi_passpoint_network *hs_list, wifi_passpoint_event_handler handler)
+ : WifiCommand(iface, id), num_hs(num), mNetworks(hs_list),
+ mHandler(handler)
+ {
+ }
+
+ HsListCommand(wifi_request_id id, wifi_interface_handle iface,
+ int num)
+ : WifiCommand(iface, id), num_hs(num), mNetworks(NULL)
+ {
+ mHandler.on_passpoint_network_found = NULL;
+ }
+
+ int createRequest(WifiRequest& request, int val) {
+ int result;
+
+ if (val) {
+ result = request.create(GOOGLE_OUI, SLSI_NL80211_VENDOR_SUBCMD_SET_HS_LIST);
+ result = request.put_u32(EPNO_ATTRIBUTE_HS_NUM, num_hs);
+ if (result < 0) {
+ return result;
+ }
+ nlattr *data = request.attr_start(NL80211_ATTR_VENDOR_DATA);
+
+ struct nlattr * attr = request.attr_start(EPNO_ATTRIBUTE_HS_PARAM_LIST);
+ for (int i = 0; i < num_hs; i++) {
+ nlattr *attr2 = request.attr_start(i);
+ if (attr2 == NULL) {
+ return WIFI_ERROR_OUT_OF_MEMORY;
+ }
+ result = request.put_u32(EPNO_ATTRIBUTE_HS_ID, mNetworks[i].id);
+ if (result < 0) {
+ return result;
+ }
+ result = request.put(EPNO_ATTRIBUTE_HS_REALM, mNetworks[i].realm, 256);
+ if (result < 0) {
+ return result;
+ }
+ result = request.put(EPNO_ATTRIBUTE_HS_CONSORTIUM_IDS, mNetworks[i].roamingConsortiumIds, 128);
+ if (result < 0) {
+ return result;
+ }
+ result = request.put(EPNO_ATTRIBUTE_HS_PLMN, mNetworks[i].plmn, 3);
+ if (result < 0) {
+ return result;
+ }
+ request.attr_end(attr2);
+ }
+ request.attr_end(attr);
+ request.attr_end(data);
+ }else {
+ result = request.create(GOOGLE_OUI, SLSI_NL80211_VENDOR_SUBCMD_RESET_HS_LIST);
+ if (result < 0) {
+ return result;
+ }
+ }
+
+ return WIFI_SUCCESS;
+ }
+
+ int start() {
+
+ WifiRequest request(familyId(), ifaceId());
+ int result = createRequest(request, num_hs);
+ if (result != WIFI_SUCCESS) {
+ ALOGE("failed to create request; result = %d", result);
+ return result;
+ }
+
+ registerVendorHandler(GOOGLE_OUI, WIFI_HOTSPOT_MATCH);
+
+ result = requestResponse(request);
+ if (result != WIFI_SUCCESS) {
+ ALOGE("failed to set ANQPO networks; result = %d", result);
+ unregisterVendorHandler(GOOGLE_OUI, WIFI_HOTSPOT_MATCH);
+ return result;
+ }
+
+ return result;
+ }
+
+ virtual int cancel() {
+
+ WifiRequest request(familyId(), ifaceId());
+ int result = createRequest(request, 0);
+ if (result != WIFI_SUCCESS) {
+ ALOGE("failed to create request; result = %d", result);
+ } else {
+ result = requestResponse(request);
+ if (result != WIFI_SUCCESS) {
+ ALOGE("failed to reset ANQPO networks;result = %d", result);
+ }
+ }
+
+ unregisterVendorHandler(GOOGLE_OUI, WIFI_HOTSPOT_MATCH);
+ return WIFI_SUCCESS;
+ }
+
+ virtual int handleResponse(WifiEvent& reply) {
+ /* Nothing to do on response! */
+ return NL_SKIP;
+ }
+
+ virtual int handleEvent(WifiEvent& event) {
+ nlattr *vendor_data = event.get_attribute(NL80211_ATTR_VENDOR_DATA);
+ unsigned int len = event.get_vendor_data_len();
+ if (vendor_data == NULL || len < sizeof(wifi_scan_result)) {
+ ALOGE("ERROR: No scan results found");
+ return NL_SKIP;
+ }
+
+ wifi_scan_result *result = (wifi_scan_result *)event.get_vendor_data();
+ byte *anqp = (byte *)result + offsetof(wifi_scan_result, ie_data) + result->ie_length;
+ int networkId = *(int *)anqp;
+ anqp += sizeof(int);
+ int anqp_len = *(u16 *)anqp;
+ anqp += sizeof(u16);
+
+ if(*mHandler.on_passpoint_network_found)
+ (*mHandler.on_passpoint_network_found)(id(), networkId, result, anqp_len, anqp);
+
+ return NL_SKIP;
+ }
+};
+
+wifi_error wifi_set_passpoint_list(wifi_request_id id, wifi_interface_handle iface, int num,
+ wifi_passpoint_network *networks, wifi_passpoint_event_handler handler)
+{
+ wifi_handle handle = getWifiHandle(iface);
+ HsListCommand *cmd = new HsListCommand(id, iface, num, networks, handler);
+
+ wifi_register_cmd(handle, id, cmd);
+ wifi_error result = (wifi_error)cmd->start();
+ if (result != WIFI_SUCCESS) {
+ wifi_unregister_cmd(handle, id);
+ }
+ return result;
+}
+
+wifi_error wifi_reset_passpoint_list(wifi_request_id id, wifi_interface_handle iface)
+{
+ wifi_handle handle = getWifiHandle(iface);
+ wifi_error result;
+ HsListCommand *cmd = (HsListCommand *)(wifi_get_cmd(handle, id));
+
+ if (cmd == NULL) {
+ cmd = new HsListCommand(id, iface, 0);
+ wifi_register_cmd(handle, id, cmd);
+ }
+ result = (wifi_error)cmd->cancel();
+ wifi_unregister_cmd(handle, id);
+ return result;
+}
projects / GitHub / MotorolaMobilityLLC / hardware-samsung_slsi-scsc_wifibt-wifi_hal.git / blobdiff