#include <netlink/object-api.h>
#include <netlink/netlink.h>
#include <netlink/socket.h>
-#include <netlink/types.h>
+#include <string>
#include "nl80211_copy.h"
#include "sync.h"
#include "wifi_hal.h"
#include "common.h"
#include "cpp_bindings.h"
-/* API to request RTT measurement */
+using namespace std;
+
+typedef enum {
+ SLSI_RTT_ATTRIBUTE_TARGET_CNT = 0,
+ SLSI_RTT_ATTRIBUTE_TARGET_INFO,
+ SLSI_RTT_ATTRIBUTE_TARGET_MAC,
+ SLSI_RTT_ATTRIBUTE_TARGET_TYPE,
+ SLSI_RTT_ATTRIBUTE_TARGET_PEER,
+ SLSI_RTT_ATTRIBUTE_TARGET_CHAN_WIDTH,
+ SLSI_RTT_ATTRIBUTE_TARGET_CHAN_FREQ,
+ SLSI_RTT_ATTRIBUTE_TARGET_CHAN_FREQ0,
+ SLSI_RTT_ATTRIBUTE_TARGET_CHAN_FREQ1,
+ SLSI_RTT_ATTRIBUTE_TARGET_PERIOD,
+ SLSI_RTT_ATTRIBUTE_TARGET_NUM_BURST,
+ SLSI_RTT_ATTRIBUTE_TARGET_NUM_FTM_BURST,
+ SLSI_RTT_ATTRIBUTE_TARGET_NUM_RETRY_FTM,
+ SLSI_RTT_ATTRIBUTE_TARGET_NUM_RETRY_FTMR,
+ SLSI_RTT_ATTRIBUTE_TARGET_LCI,
+ SLSI_RTT_ATTRIBUTE_TARGET_LCR,
+ SLSI_RTT_ATTRIBUTE_TARGET_BURST_DURATION,
+ SLSI_RTT_ATTRIBUTE_TARGET_PREAMBLE,
+ SLSI_RTT_ATTRIBUTE_TARGET_BW,
+ SLSI_RTT_ATTRIBUTE_RESULTS_COMPLETE = 30,
+ SLSI_RTT_ATTRIBUTE_RESULTS_PER_TARGET,
+ SLSI_RTT_ATTRIBUTE_RESULT_CNT,
+ SLSI_RTT_ATTRIBUTE_RESULT,
+ SLSI_RTT_ATTRIBUTE_TARGET_ID
+} SLSI_RTT_ATTRIBUTE;
+
+enum slsi_rtt_event_attributes {
+ SLSI_RTT_EVENT_ATTR_ADDR = 0,
+ SLSI_RTT_EVENT_ATTR_BURST_NUM,
+ SLSI_RTT_EVENT_ATTR_MEASUREMENT_NUM,
+ SLSI_RTT_EVENT_ATTR_SUCCESS_NUM,
+ SLSI_RTT_EVENT_ATTR_NUM_PER_BURST_PEER,
+ SLSI_RTT_EVENT_ATTR_STATUS,
+ SLSI_RTT_EVENT_ATTR_RETRY_AFTER_DURATION,
+ SLSI_RTT_EVENT_ATTR_TYPE,
+ SLSI_RTT_EVENT_ATTR_RSSI,
+ SLSI_RTT_EVENT_ATTR_RSSI_SPREAD,
+ SLSI_RTT_EVENT_ATTR_TX_PREAMBLE,
+ SLSI_RTT_EVENT_ATTR_TX_NSS,
+ SLSI_RTT_EVENT_ATTR_TX_BW,
+ SLSI_RTT_EVENT_ATTR_TX_MCS,
+ SLSI_RTT_EVENT_ATTR_TX_RATE,
+ SLSI_RTT_EVENT_ATTR_RX_PREAMBLE,
+ SLSI_RTT_EVENT_ATTR_RX_NSS,
+ SLSI_RTT_EVENT_ATTR_RX_BW,
+ SLSI_RTT_EVENT_ATTR_RX_MCS,
+ SLSI_RTT_EVENT_ATTR_RX_RATE,
+ SLSI_RTT_EVENT_ATTR_RTT,
+ SLSI_RTT_EVENT_ATTR_RTT_SD,
+ SLSI_RTT_EVENT_ATTR_RTT_SPREAD,
+ SLSI_RTT_EVENT_ATTR_DISTANCE_MM,
+ SLSI_RTT_EVENT_ATTR_DISTANCE_SD_MM,
+ SLSI_RTT_EVENT_ATTR_DISTANCE_SPREAD_MM,
+ SLSI_RTT_EVENT_ATTR_TIMESTAMP_US,
+ SLSI_RTT_EVENT_ATTR_BURST_DURATION_MSN,
+ SLSI_RTT_EVENT_ATTR_NEGOTIATED_BURST_NUM,
+ SLSI_RTT_EVENT_ATTR_LCI,
+ SLSI_RTT_EVENT_ATTR_LCR
+};
+
+struct dot11_rm_ie {
+ u8 id;
+ u8 len;
+ u8 token;
+ u8 mode;
+ u8 type;
+} __attribute__ ((packed));
+typedef struct dot11_rm_ie dot11_rm_ie_t;
+typedef struct strmap_entry {
+ int id;
+ string text;
+} strmap_entry_t;
+
+static const strmap_entry_t err_info[] = {
+ {RTT_STATUS_SUCCESS, string("Success")},
+ {RTT_STATUS_FAILURE, string("Failure")},
+ {RTT_STATUS_FAIL_NO_RSP, string("No reponse")},
+ {RTT_STATUS_FAIL_INVALID_TS, string("Invalid Timestamp")},
+ {RTT_STATUS_FAIL_PROTOCOL, string("Protocol error")},
+ {RTT_STATUS_FAIL_REJECTED, string("Rejected")},
+ {RTT_STATUS_FAIL_NOT_SCHEDULED_YET, string("not scheduled")},
+ {RTT_STATUS_FAIL_SCHEDULE, string("schedule failed")},
+ {RTT_STATUS_FAIL_TM_TIMEOUT, string("timeout")},
+ {RTT_STATUS_FAIL_AP_ON_DIFF_CHANNEL, string("AP is on difference channel")},
+ {RTT_STATUS_FAIL_NO_CAPABILITY, string("no capability")},
+ {RTT_STATUS_FAIL_BUSY_TRY_LATER, string("busy and try later")},
+ {RTT_STATUS_ABORTED, string("aborted")}
+};
+/*static const string get_err_info(int status)
+{
+ int i;
+ const strmap_entry_t *p_entry;
+ int num_entries = sizeof(err_info)/ sizeof(err_info[0]);
+ * scan thru the table till end
+ p_entry = err_info;
+ for (i = 0; i < (int) num_entries; i++)
+ {
+ if (p_entry->id == status)
+ return p_entry->text;
+ p_entry++; * next entry
+ }
+ return "unknown error"; * not found
+}*/
+class RttCommand : public WifiCommand
+{
+ int rtt_id;
+ unsigned numTargetDevice;
+ int mCompleted;
+ int currentIdx;
+ int totalCnt;
+ static const int MAX_RESULTS = 1024;
+ wifi_rtt_result *rttResults[MAX_RESULTS];
+ wifi_rtt_config *rttParams;
+ wifi_rtt_event_handler rttHandler;
+public:
+ RttCommand(wifi_interface_handle iface, int id, unsigned num_rtt_config,
+ wifi_rtt_config rtt_config[], wifi_rtt_event_handler handler)
+ : WifiCommand(iface, id), rtt_id(id), numTargetDevice(num_rtt_config), rttParams(rtt_config),
+ rttHandler(handler)
+ {
+ memset(rttResults, 0, sizeof(rttResults));
+ currentIdx = 0;
+ mCompleted = 0;
+ totalCnt = 0;
+ }
+
+ RttCommand(wifi_interface_handle iface, int id)
+ : WifiCommand(iface, id)
+ {
+ currentIdx = 0;
+ mCompleted = 0;
+ totalCnt = 0;
+ numTargetDevice = 0;
+ }
+ int createSetupRequest(WifiRequest& request) {
+ int result = request.create(GOOGLE_OUI, SLSI_NL80211_VENDOR_SUBCMD_RTT_RANGE_START);
+ if (result < 0) {
+ return result;
+ }
+ nlattr *data = request.attr_start(NL80211_ATTR_VENDOR_DATA);
+ result = request.put_u16(SLSI_RTT_ATTRIBUTE_TARGET_ID, rtt_id);
+ if (result < 0) {
+ return result;
+ }
+ result = request.put_u8(SLSI_RTT_ATTRIBUTE_TARGET_CNT, numTargetDevice);
+ ALOGI("numTargetDevice %d\n",numTargetDevice);
+ if (result < 0) {
+ return result;
+ }
+ nlattr *rtt_config = request.attr_start(SLSI_RTT_ATTRIBUTE_TARGET_INFO);
+ for (unsigned i = 0; i < numTargetDevice; i++) {
+ nlattr *attr2 = request.attr_start(i);
+
+ result = request.put_addr(SLSI_RTT_ATTRIBUTE_TARGET_MAC, rttParams[i].addr);
+ ALOGI("mac_addr %p\n",rttParams[i].addr);
+ if (result < 0) {
+ return result;
+ }
+
+ result = request.put_u16(SLSI_RTT_ATTRIBUTE_TARGET_TYPE, rttParams[i].type);
+ ALOGI("\trtt_type %d\n",rttParams[i].type);
+ if (result < 0) {
+ return result;
+ }
+
+ result = request.put_u16(SLSI_RTT_ATTRIBUTE_TARGET_PEER, rttParams[i].peer);
+ ALOGI("\trtt_peer %d\n",rttParams[i].peer);
+ if (result < 0) {
+ return result;
+ }
+ result = request.put_u16(SLSI_RTT_ATTRIBUTE_TARGET_CHAN_FREQ, rttParams[i].channel.center_freq);
+ ALOGI("\trtt_ primary channel_freq %d\n",rttParams[i].channel.center_freq);
+ if (result < 0) {
+ return result;
+ }
+ result = request.put_u16(SLSI_RTT_ATTRIBUTE_TARGET_CHAN_WIDTH, rttParams[i].channel.width);
+ ALOGI("\trtt_channel width:%d\n",rttParams[i].channel.width);
+ if (result < 0) {
+ return result;
+ }
+ result = request.put_u16(SLSI_RTT_ATTRIBUTE_TARGET_CHAN_FREQ0, rttParams[i].channel.center_freq0);
+ ALOGI("\trtt_channel_freq 0:%d\n",rttParams[i].channel.center_freq0);
+ if (result < 0) {
+ return result;
+ }
+ result = request.put_u16(SLSI_RTT_ATTRIBUTE_TARGET_CHAN_FREQ1, rttParams[i].channel.center_freq1);
+ ALOGI("\trtt_channel_freq 1: %d\n",rttParams[i].channel.center_freq1);
+ if (result < 0) {
+ return result;
+ }
+ result = request.put_u8(SLSI_RTT_ATTRIBUTE_TARGET_NUM_BURST, rttParams[i].num_burst);
+ ALOGI("\tnum_burst %d\n",rttParams[i].num_burst);
+ if (result < 0) {
+ return result;
+ }
+
+ result = request.put_u8(SLSI_RTT_ATTRIBUTE_TARGET_NUM_FTM_BURST,
+ rttParams[i].num_frames_per_burst);
+ ALOGI("\tnum_frames_per_burst %d\n",rttParams[i].num_frames_per_burst);
+ if (result < 0) {
+ return result;
+ }
+
+ result = request.put_u8(SLSI_RTT_ATTRIBUTE_TARGET_NUM_RETRY_FTM,
+ rttParams[i].num_retries_per_rtt_frame);
+ ALOGI("\tnum_retries_per_rtt_frame %d\n",rttParams[i].num_retries_per_rtt_frame);
+ if (result < 0) {
+ return result;
+ }
+
+ result = request.put_u8(SLSI_RTT_ATTRIBUTE_TARGET_NUM_RETRY_FTMR,
+ rttParams[i].num_retries_per_ftmr);
+ ALOGI("\tnum_retries_per_ftmr %d\n",rttParams[i].num_retries_per_ftmr);
+ if (result < 0) {
+ return result;
+ }
+
+ result = request.put_u8(SLSI_RTT_ATTRIBUTE_TARGET_PERIOD,
+ rttParams[i].burst_period);
+ ALOGI("\tburst_period %d\n",rttParams[i].burst_period);
+ if (result < 0) {
+ return result;
+ }
+
+ result = request.put_u8(SLSI_RTT_ATTRIBUTE_TARGET_BURST_DURATION,
+ rttParams[i].burst_duration);
+ ALOGI("\tburst_duration %d\n",rttParams[i].burst_duration);
+ if (result < 0) {
+ return result;
+ }
+
+ result = request.put_u16(SLSI_RTT_ATTRIBUTE_TARGET_LCI,
+ rttParams[i].LCI_request);
+ ALOGI("\tLCI_request %d\n",rttParams[i].LCI_request);
+ if (result < 0) {
+ return result;
+ }
+
+ result = request.put_u16(SLSI_RTT_ATTRIBUTE_TARGET_LCR,
+ rttParams[i].LCR_request);
+ ALOGI("\tLCR_ request%d\n",rttParams[i].LCR_request);
+ if (result < 0) {
+ return result;
+ }
+
+ result = request.put_u16(SLSI_RTT_ATTRIBUTE_TARGET_BW,
+ rttParams[i].bw);
+ ALOGI("\tBW%d\n",rttParams[i].bw);
+ if (result < 0) {
+ return result;
+ }
+
+ result = request.put_u16(SLSI_RTT_ATTRIBUTE_TARGET_PREAMBLE,
+ rttParams[i].preamble);
+ ALOGI("\tpreamble%d\n",rttParams[i].preamble);
+ if (result < 0) {
+ return result;
+ }
+ request.attr_end(attr2);
+ }
+ ALOGE("setup request created");
+ request.attr_end(rtt_config);
+ request.attr_end(data);
+ return WIFI_SUCCESS;
+ }
+
+ int createTeardownRequest(WifiRequest& request, unsigned num_devices, mac_addr addr[]) {
+ int result = request.create(GOOGLE_OUI, SLSI_NL80211_VENDOR_SUBCMD_RTT_RANGE_CANCEL);
+ if (result < 0) {
+ return result;
+ }
+ nlattr *data = request.attr_start(NL80211_ATTR_VENDOR_DATA);
+ request.put_u16(SLSI_RTT_ATTRIBUTE_TARGET_ID, rtt_id);
+ request.put_u16(SLSI_RTT_ATTRIBUTE_TARGET_CNT, num_devices);
+ for(unsigned i = 0; i < num_devices; i++) {
+ result = request.put_addr(SLSI_RTT_ATTRIBUTE_TARGET_MAC, addr[i]);
+ if (result < 0) {
+ return result;
+ }
+ }
+ request.attr_end(data);
+ return result;
+ }
+ int start() {
+ WifiRequest request(familyId(), ifaceId());
+ int result = createSetupRequest(request);
+ if (result != WIFI_SUCCESS) {
+ ALOGE("failed to create setup request; result = %d", result);
+ return result;
+ }
+
+ result = requestResponse(request);
+ if (result != WIFI_SUCCESS) {
+ ALOGE("failed to configure RTT setup; result = %d", result);
+ return result;
+ }
+ registerVendorHandler(GOOGLE_OUI, SLSI_RTT_RESULT_EVENT);
+ registerVendorHandler(GOOGLE_OUI, SLSI_RTT_EVENT_COMPLETE);
+ return result;
+ }
+
+ virtual int cancel() {
+ ALOGD("Stopping RTT");
+
+ WifiRequest request(familyId(), ifaceId());
+ int result = createTeardownRequest(request, 0, NULL);
+ 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);
+ }
+ }
+ ALOGE("RTT stopped");
+ /*This needs to be check */
+ unregisterVendorHandler(GOOGLE_OUI, SLSI_RTT_RESULT_EVENT);
+ unregisterVendorHandler(GOOGLE_OUI, SLSI_RTT_EVENT_COMPLETE);
+ return WIFI_SUCCESS;
+ }
+
+ int cancel_specific(unsigned num_devices, mac_addr addr[]) {
+ ALOGE("Stopping RTT specific");
+
+ WifiRequest request(familyId(), ifaceId());
+ int result = createTeardownRequest(request, num_devices, addr);
+ 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 RTT; result = %d", result);
+ }
+ }
+ ALOGE("Specific RTT stopped");
+ /*This needs to be check */
+ unregisterVendorHandler(GOOGLE_OUI, SLSI_RTT_RESULT_EVENT);
+ unregisterVendorHandler(GOOGLE_OUI, SLSI_RTT_EVENT_COMPLETE);
+ return WIFI_SUCCESS;
+ }
+
+ virtual int handleResponse(WifiEvent& reply) {
+ /* Nothing to do on response! */
+ return NL_SKIP;
+ }
+
+ virtual int handleEvent(WifiEvent& event) {
+ currentIdx=0;
+ nlattr *vendor_data = event.get_attribute(NL80211_ATTR_VENDOR_DATA);
+ int event_id = event.get_vendor_subcmd();
+ ALOGD("Got an RTT event with id:%d\n",event_id);
+ if(event_id == SLSI_RTT_EVENT_COMPLETE) {
+ ALOGD("RTT event complete\n");
+ unregisterVendorHandler(GOOGLE_OUI, SLSI_RTT_RESULT_EVENT);
+ WifiCommand *cmd = wifi_unregister_cmd(wifiHandle(), id());
+ if (cmd)
+ cmd->releaseRef();
+ } else if (event_id == SLSI_RTT_RESULT_EVENT) {
+ int result_cnt = 0;
+ int rtt_id = 0;
+ ALOGD("RTT result event\n");
+ for (nl_iterator it(vendor_data); it.has_next(); it.next()) {
+ if (it.get_type() == SLSI_RTT_ATTRIBUTE_RESULT_CNT) {
+ result_cnt = it.get_u16();
+ ALOGD("RTT results count : %d\n", result_cnt);
+ } else if (it.get_type() == SLSI_RTT_ATTRIBUTE_TARGET_ID) {
+ rtt_id = it.get_u16();
+ ALOGD("RTT target id : %d\n", rtt_id);
+ } else if (it.get_type() == SLSI_RTT_ATTRIBUTE_RESULT) {
+ ALOGD("RTT result attribute : %d\n", SLSI_RTT_ATTRIBUTE_RESULT);
+ rttResults[currentIdx] = (wifi_rtt_result *)malloc(sizeof(wifi_rtt_result));
+ wifi_rtt_result *rtt_result = rttResults[currentIdx];
+ if (rtt_result == NULL) {
+ ALOGE("failed to allocate the wifi_rtt_result\n");
+ unregisterVendorHandler(GOOGLE_OUI, SLSI_RTT_RESULT_EVENT);
+ break;
+ }
+ for(nl_iterator nl_nested_itr((struct nlattr *)it.get()); nl_nested_itr.has_next(); nl_nested_itr.next()) {
+ if (nl_nested_itr.get_type() == SLSI_RTT_EVENT_ATTR_ADDR) {
+ memcpy(rtt_result->addr, nl_nested_itr.get_data(), nl_nested_itr.get_len());
+ } else if (nl_nested_itr.get_type() == SLSI_RTT_EVENT_ATTR_BURST_NUM) {
+ rtt_result->burst_num = (unsigned)nl_nested_itr.get_u8();
+ } else if (nl_nested_itr.get_type() == SLSI_RTT_EVENT_ATTR_MEASUREMENT_NUM) {
+ rtt_result->measurement_number = (unsigned)nl_nested_itr.get_u8();
+ } else if (nl_nested_itr.get_type() == SLSI_RTT_EVENT_ATTR_SUCCESS_NUM) {
+ rtt_result->success_number = (unsigned)nl_nested_itr.get_u8();
+ } else if (nl_nested_itr.get_type() == SLSI_RTT_EVENT_ATTR_NUM_PER_BURST_PEER) {
+ rtt_result->number_per_burst_peer = (byte)nl_nested_itr.get_u8();
+ } else if (nl_nested_itr.get_type() == SLSI_RTT_EVENT_ATTR_STATUS) {
+ rtt_result->status = (wifi_rtt_status)nl_nested_itr.get_u16();
+ } else if (nl_nested_itr.get_type() == SLSI_RTT_EVENT_ATTR_RETRY_AFTER_DURATION) {
+ rtt_result->retry_after_duration = (byte)nl_nested_itr.get_u8();
+ } else if (nl_nested_itr.get_type() == SLSI_RTT_EVENT_ATTR_TYPE) {
+ rtt_result->type = (wifi_rtt_type)nl_nested_itr.get_u16();
+ } else if (nl_nested_itr.get_type() == SLSI_RTT_EVENT_ATTR_RSSI) {
+ rtt_result->rssi = (wifi_rssi)nl_nested_itr.get_u16();
+ } else if (nl_nested_itr.get_type() == SLSI_RTT_EVENT_ATTR_RSSI_SPREAD) {
+ rtt_result->rssi_spread= (wifi_rssi)nl_nested_itr.get_u16();
+ } else if (nl_nested_itr.get_type() == SLSI_RTT_EVENT_ATTR_TX_PREAMBLE) {
+ rtt_result->tx_rate.preamble = nl_nested_itr.get_u32();
+ } else if (nl_nested_itr.get_type() == SLSI_RTT_EVENT_ATTR_TX_NSS) {
+ rtt_result->tx_rate.nss = nl_nested_itr.get_u32();
+ } else if (nl_nested_itr.get_type() == SLSI_RTT_EVENT_ATTR_TX_BW) {
+ rtt_result->tx_rate.bw = nl_nested_itr.get_u32();
+ } else if (nl_nested_itr.get_type() == SLSI_RTT_EVENT_ATTR_TX_MCS) {
+ rtt_result->tx_rate.rateMcsIdx = nl_nested_itr.get_u32();
+ } else if (nl_nested_itr.get_type() == SLSI_RTT_EVENT_ATTR_TX_RATE) {
+ rtt_result->tx_rate.bitrate = nl_nested_itr.get_u32();
+ }else if (nl_nested_itr.get_type() == SLSI_RTT_EVENT_ATTR_RX_PREAMBLE) {
+ rtt_result->rx_rate.preamble = nl_nested_itr.get_u32();
+ } else if (nl_nested_itr.get_type() == SLSI_RTT_EVENT_ATTR_RX_NSS) {
+ rtt_result->rx_rate.nss = nl_nested_itr.get_u32();
+ } else if (nl_nested_itr.get_type() == SLSI_RTT_EVENT_ATTR_RX_BW) {
+ rtt_result->rx_rate.bw = nl_nested_itr.get_u32();
+ } else if (nl_nested_itr.get_type() == SLSI_RTT_EVENT_ATTR_RX_MCS) {
+ rtt_result->rx_rate.rateMcsIdx = nl_nested_itr.get_u32();
+ } else if (nl_nested_itr.get_type() == SLSI_RTT_EVENT_ATTR_RX_RATE) {
+ rtt_result->rx_rate.bitrate = nl_nested_itr.get_u32();
+ } else if (nl_nested_itr.get_type() == SLSI_RTT_EVENT_ATTR_RTT) {
+ rtt_result->rtt = (wifi_timespan)nl_nested_itr.get_u32();
+ } else if (nl_nested_itr.get_type() == SLSI_RTT_EVENT_ATTR_RTT_SD) {
+ rtt_result->rtt_sd = (wifi_timespan)nl_nested_itr.get_u16();
+ } else if (nl_nested_itr.get_type() == SLSI_RTT_EVENT_ATTR_RTT_SPREAD) {
+ rtt_result->rtt_spread = (wifi_timespan)nl_nested_itr.get_u16();
+ } else if (nl_nested_itr.get_type() == SLSI_RTT_EVENT_ATTR_DISTANCE_MM) {
+ rtt_result->distance_mm = nl_nested_itr.get_u32();
+ } else if (nl_nested_itr.get_type() == SLSI_RTT_EVENT_ATTR_DISTANCE_SD_MM) {
+ rtt_result->distance_sd_mm = nl_nested_itr.get_u32();
+ } else if (nl_nested_itr.get_type() == SLSI_RTT_EVENT_ATTR_DISTANCE_SPREAD_MM) {
+ rtt_result->distance_spread_mm = nl_nested_itr.get_u32();
+ } else if (nl_nested_itr.get_type() == SLSI_RTT_EVENT_ATTR_TIMESTAMP_US) {
+ rtt_result->ts = (wifi_timestamp)nl_nested_itr.get_u32();
+ } else if (nl_nested_itr.get_type() == SLSI_RTT_EVENT_ATTR_BURST_DURATION_MSN) {
+ rtt_result->burst_duration = nl_nested_itr.get_u16();
+ } else if (nl_nested_itr.get_type() == SLSI_RTT_EVENT_ATTR_NEGOTIATED_BURST_NUM) {
+ rtt_result->negotiated_burst_num = nl_nested_itr.get_u8();
+ } else if (nl_nested_itr.get_type() == SLSI_RTT_EVENT_ATTR_LCI) {
+ u8 *lci_ie = (u8 *)nl_nested_itr.get_data();
+ rtt_result->LCI = (wifi_information_element *)malloc(sizeof(wifi_information_element) + nl_nested_itr.get_len() - 2);
+ rtt_result->LCI->id = lci_ie[0];
+ rtt_result->LCI->len =lci_ie[1];
+ memcpy(rtt_result->LCI->data, &lci_ie[2], nl_nested_itr.get_len() - 2);
+ } else if (nl_nested_itr.get_type() == SLSI_RTT_EVENT_ATTR_LCR) {
+ u8 *lcr_ie = (u8 *)nl_nested_itr.get_data();
+ rtt_result->LCR = (wifi_information_element *)malloc(sizeof(wifi_information_element) + nl_nested_itr.get_len() - 2);
+ rtt_result->LCR->id = lcr_ie[0];
+ rtt_result->LCR->len =lcr_ie[1];
+ memcpy(rtt_result->LCR->data, &lcr_ie[2], nl_nested_itr.get_len() - 2);
+ }
+ }
+ currentIdx++;
+ }
+ }
+ (*rttHandler.on_rtt_results)(id() ,currentIdx, rttResults);
+ for (int i = 0; i < currentIdx; i++) {
+ free(rttResults[i]);
+ rttResults[i] = NULL;
+ }
+ currentIdx = 0;
+ }
+ ALOGE("Handled response for rtt config");
+ return NL_SKIP;
+ }
+};
+class GetRttCapabilitiesCommand : public WifiCommand
+ {
+ wifi_rtt_capabilities *mCapabilities;
+public:
+ GetRttCapabilitiesCommand(wifi_interface_handle iface, wifi_rtt_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_RTT_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)));
+ ALOGE("RTT capa response");
+ return NL_OK;
+ }
+};
+/*class GetRttResponderInfoCommand : public WifiCommand
+{
+ wifi_rtt_responder* mResponderInfo;
+public:
+ GetRttResponderInfoCommand(wifi_interface_handle iface, wifi_rtt_responder *responderInfo)
+ : WifiCommand(iface, 0), mResponderInfo(responderInfo)
+ {
+ memset(mResponderInfo, 0 , sizeof(*mResponderInfo));
+
+ }
+
+ virtual int create() {
+ ALOGD("Creating message to get responder info ; iface = %d", mIfaceInfo->id);
+
+ int ret = mMsg.create(GOOGLE_OUI, SLSI_NL80211_VENDOR_SUBCMD_RTT_GETAVAILCHANNEL);
+ if (ret < 0) {
+ return ret;
+ }
+
+ // return ret;
+ }
+
+protected:
+ virtual int handleResponse(WifiEvent& reply) {
+
+ ALOGD("In GetRttResponderInfoCommand::handleResponse");
+
+ if (reply.get_cmd() != NL80211_CMD_VENDOR) {
+ ALOGD("Ignoring reply with cmd = %d", reply.get_cmd());
+ return NL_SKIP;
+ }
+
+ int id = reply.get_vendor_id();
+ int subcmd = reply.get_vendor_subcmd();
+
+ void *data = reply.get_vendor_data();
+ int len = reply.get_vendor_data_len();
+
+ ALOGD("Id = %0x, subcmd = %d, len = %d, expected len = %d", id, subcmd, len,
+ sizeof(*mResponderInfo));
+
+ memcpy(mResponderInfo, data, min(len, (int) sizeof(*mResponderInfo)));
+
+ return NL_OK;
+ }
+};*/
+
+ /* API to request RTT measurement */
wifi_error wifi_rtt_range_request(wifi_request_id id, wifi_interface_handle iface,
unsigned num_rtt_config, wifi_rtt_config rtt_config[], wifi_rtt_event_handler handler)
{
-
- return WIFI_ERROR_NOT_SUPPORTED;
+ ALOGE("Inside RTT RANGE range request");
+ wifi_handle handle = getWifiHandle(iface);
+ RttCommand *cmd = new RttCommand(iface, id, num_rtt_config, rtt_config, handler);
+ NULL_CHECK_RETURN(cmd, "memory allocation failure", WIFI_ERROR_OUT_OF_MEMORY);
+ wifi_error result = wifi_register_cmd(handle, id, cmd);
+ if (result != WIFI_SUCCESS) {
+ cmd->releaseRef();
+ return result;
+ }
+ result = (wifi_error)cmd->start();
+ if (result != WIFI_SUCCESS) {
+ wifi_unregister_cmd(handle, id);
+ cmd->releaseRef();
+ return result;
+ }
+ ALOGE("wifi range request successfully executed");
+ return result;
}
/* API to cancel RTT measurements */
wifi_error wifi_rtt_range_cancel(wifi_request_id id, wifi_interface_handle iface,
unsigned num_devices, mac_addr addr[])
{
-
-
- return WIFI_ERROR_NOT_SUPPORTED;
+ if (!iface)
+ return WIFI_ERROR_UNINITIALIZED;
+ RttCommand *cmd = new RttCommand(iface, id);
+ NULL_CHECK_RETURN(cmd, "memory allocation failure", WIFI_ERROR_OUT_OF_MEMORY);
+ cmd->cancel_specific(num_devices, addr);
+ cmd->releaseRef();
+ return WIFI_SUCCESS;
}
/* API to get RTT capability */
wifi_error wifi_get_rtt_capabilities(wifi_interface_handle iface,
wifi_rtt_capabilities *capabilities)
{
+ ALOGE("Inside get rtt capabilities cap:%p iface:%p", capabilities, iface);
+ if (!iface)
+ return WIFI_ERROR_UNINITIALIZED;
+ GetRttCapabilitiesCommand command(iface, capabilities);
+ return (wifi_error) command.requestResponse();
+}
+/* API to get the responder information */
+wifi_error wifi_rtt_get_responder_info(wifi_interface_handle iface,
+ wifi_rtt_responder* responderInfo)
+{
+ /*GetRttResponderInfoCommand command(iface, responderInfo);
+ return (wifi_error) command.requestResponse();*/
return WIFI_ERROR_NOT_SUPPORTED;
+
}
projects / GitHub / MotorolaMobilityLLC / hardware-samsung_slsi-scsc_wifibt-wifi_hal.git / commitdiff