822 lines
23 KiB
C++
822 lines
23 KiB
C++
/*
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* Copyright (C) 2014 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include "sync.h"
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#include "wifi_hal.h"
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#include "nan_i.h"
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#include "common.h"
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#include "cpp_bindings.h"
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#include <utils/Log.h>
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#include "nancommand.h"
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#include "vendor_definitions.h"
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#ifdef __GNUC__
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#define PRINTF_FORMAT(a,b) __attribute__ ((format (printf, (a), (b))))
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#define STRUCT_PACKED __attribute__ ((packed))
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#else
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#define PRINTF_FORMAT(a,b)
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#define STRUCT_PACKED
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#endif
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//Singleton Static Instance
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NanCommand* NanCommand::mNanCommandInstance = NULL;
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//Implementation of the functions exposed in nan.h
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wifi_error nan_register_handler(wifi_interface_handle iface,
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NanCallbackHandler handlers)
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{
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// Obtain the singleton instance
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int ret = 0;
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NanCommand *nanCommand = NULL;
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wifi_handle wifiHandle = getWifiHandle(iface);
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nanCommand = NanCommand::instance(wifiHandle);
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if (nanCommand == NULL) {
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ALOGE("%s: Error NanCommand NULL", __func__);
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return WIFI_ERROR_UNKNOWN;
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}
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ret = nanCommand->setCallbackHandler(handlers);
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return (wifi_error)ret;
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return (wifi_error)ret;
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}
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wifi_error nan_get_version(wifi_handle handle,
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NanVersion* version)
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{
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*version = (NAN_MAJOR_VERSION <<16 | NAN_MINOR_VERSION << 8 | NAN_MICRO_VERSION);
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return WIFI_SUCCESS;
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}
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/* Function to send enable request to the wifi driver.*/
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wifi_error nan_enable_request(transaction_id id,
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wifi_interface_handle iface,
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NanEnableRequest* msg)
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{
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int ret = 0;
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NanCommand *nanCommand = NULL;
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interface_info *ifaceInfo = getIfaceInfo(iface);
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wifi_handle wifiHandle = getWifiHandle(iface);
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nanCommand = new NanCommand(wifiHandle,
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0,
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OUI_QCA,
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QCA_NL80211_VENDOR_SUBCMD_NAN);
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if (nanCommand == NULL) {
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ALOGE("%s: Error NanCommand NULL", __func__);
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return WIFI_ERROR_UNKNOWN;
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}
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ret = nanCommand->create();
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if (ret < 0)
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goto cleanup;
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/* Set the interface Id of the message. */
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ret = nanCommand->set_iface_id(ifaceInfo->name);
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if (ret < 0)
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goto cleanup;
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ret = nanCommand->putNanEnable(id, msg);
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if (ret != 0) {
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ALOGE("%s: putNanEnable Error:%d",__func__, ret);
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goto cleanup;
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}
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ret = nanCommand->requestEvent();
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if (ret != 0) {
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ALOGE("%s: requestEvent Error:%d",__func__, ret);
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}
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cleanup:
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delete nanCommand;
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return (wifi_error)ret;
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}
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/* Function to send disable request to the wifi driver.*/
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wifi_error nan_disable_request(transaction_id id,
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wifi_interface_handle iface)
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{
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int ret = 0;
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NanCommand *nanCommand = NULL;
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interface_info *ifaceInfo = getIfaceInfo(iface);
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wifi_handle wifiHandle = getWifiHandle(iface);
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nanCommand = new NanCommand(wifiHandle,
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0,
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OUI_QCA,
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QCA_NL80211_VENDOR_SUBCMD_NAN);
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if (nanCommand == NULL) {
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ALOGE("%s: Error NanCommand NULL", __func__);
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return WIFI_ERROR_UNKNOWN;
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}
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ret = nanCommand->create();
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if (ret < 0)
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goto cleanup;
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/* Set the interface Id of the message. */
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ret = nanCommand->set_iface_id(ifaceInfo->name);
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if (ret < 0)
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goto cleanup;
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ret = nanCommand->putNanDisable(id);
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if (ret != 0) {
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ALOGE("%s: putNanDisable Error:%d",__func__, ret);
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goto cleanup;
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}
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ret = nanCommand->requestEvent();
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if (ret != 0) {
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ALOGE("%s: requestEvent Error:%d",__func__, ret);
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}
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cleanup:
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delete nanCommand;
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return (wifi_error)ret;
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}
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/* Function to send publish request to the wifi driver.*/
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wifi_error nan_publish_request(transaction_id id,
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wifi_interface_handle iface,
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NanPublishRequest* msg)
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{
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int ret = 0;
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NanCommand *nanCommand = NULL;
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interface_info *ifaceInfo = getIfaceInfo(iface);
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wifi_handle wifiHandle = getWifiHandle(iface);
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nanCommand = new NanCommand(wifiHandle,
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0,
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OUI_QCA,
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QCA_NL80211_VENDOR_SUBCMD_NAN);
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if (nanCommand == NULL) {
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ALOGE("%s: Error NanCommand NULL", __func__);
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return WIFI_ERROR_UNKNOWN;
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}
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ret = nanCommand->create();
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if (ret < 0)
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goto cleanup;
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/* Set the interface Id of the message. */
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ret = nanCommand->set_iface_id(ifaceInfo->name);
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if (ret < 0)
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goto cleanup;
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ret = nanCommand->putNanPublish(id, msg);
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if (ret != 0) {
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ALOGE("%s: putNanPublish Error:%d",__func__, ret);
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goto cleanup;
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}
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ret = nanCommand->requestEvent();
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if (ret != 0) {
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ALOGE("%s: requestEvent Error:%d",__func__, ret);
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}
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cleanup:
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delete nanCommand;
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return (wifi_error)ret;
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}
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/* Function to send publish cancel to the wifi driver.*/
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wifi_error nan_publish_cancel_request(transaction_id id,
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wifi_interface_handle iface,
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NanPublishCancelRequest* msg)
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{
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int ret = 0;
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NanCommand *nanCommand = NULL;
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interface_info *ifaceInfo = getIfaceInfo(iface);
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wifi_handle wifiHandle = getWifiHandle(iface);
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nanCommand = new NanCommand(wifiHandle,
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0,
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OUI_QCA,
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QCA_NL80211_VENDOR_SUBCMD_NAN);
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if (nanCommand == NULL) {
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ALOGE("%s: Error NanCommand NULL", __func__);
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return WIFI_ERROR_UNKNOWN;
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}
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ret = nanCommand->create();
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if (ret < 0)
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goto cleanup;
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/* Set the interface Id of the message. */
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ret = nanCommand->set_iface_id(ifaceInfo->name);
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if (ret < 0)
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goto cleanup;
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ret = nanCommand->putNanPublishCancel(id, msg);
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if (ret != 0) {
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ALOGE("%s: putNanPublishCancel Error:%d",__func__, ret);
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goto cleanup;
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}
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ret = nanCommand->requestEvent();
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if (ret != 0) {
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ALOGE("%s: requestEvent Error:%d",__func__, ret);
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}
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cleanup:
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delete nanCommand;
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return (wifi_error)ret;
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}
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/* Function to send Subscribe request to the wifi driver.*/
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wifi_error nan_subscribe_request(transaction_id id,
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wifi_interface_handle iface,
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NanSubscribeRequest* msg)
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{
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int ret = 0;
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NanCommand *nanCommand = NULL;
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interface_info *ifaceInfo = getIfaceInfo(iface);
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wifi_handle wifiHandle = getWifiHandle(iface);
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nanCommand = new NanCommand(wifiHandle,
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0,
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OUI_QCA,
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QCA_NL80211_VENDOR_SUBCMD_NAN);
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if (nanCommand == NULL) {
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ALOGE("%s: Error NanCommand NULL", __func__);
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return WIFI_ERROR_UNKNOWN;
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}
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ret = nanCommand->create();
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if (ret < 0)
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goto cleanup;
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/* Set the interface Id of the message. */
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ret = nanCommand->set_iface_id(ifaceInfo->name);
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if (ret < 0)
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goto cleanup;
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ret = nanCommand->putNanSubscribe(id, msg);
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if (ret != 0) {
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ALOGE("%s: putNanSubscribe Error:%d",__func__, ret);
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goto cleanup;
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}
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ret = nanCommand->requestEvent();
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if (ret != 0) {
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ALOGE("%s: requestEvent Error:%d",__func__, ret);
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}
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cleanup:
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delete nanCommand;
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return (wifi_error)ret;
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}
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/* Function to cancel subscribe to the wifi driver.*/
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wifi_error nan_subscribe_cancel_request(transaction_id id,
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wifi_interface_handle iface,
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NanSubscribeCancelRequest* msg)
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{
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int ret = 0;
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NanCommand *nanCommand = NULL;
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interface_info *ifaceInfo = getIfaceInfo(iface);
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wifi_handle wifiHandle = getWifiHandle(iface);
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nanCommand = new NanCommand(wifiHandle,
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0,
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OUI_QCA,
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QCA_NL80211_VENDOR_SUBCMD_NAN);
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if (nanCommand == NULL) {
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ALOGE("%s: Error NanCommand NULL", __func__);
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return WIFI_ERROR_UNKNOWN;
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}
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ret = nanCommand->create();
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if (ret < 0)
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goto cleanup;
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/* Set the interface Id of the message. */
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ret = nanCommand->set_iface_id(ifaceInfo->name);
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if (ret < 0)
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goto cleanup;
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ret = nanCommand->putNanSubscribeCancel(id, msg);
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if (ret != 0) {
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ALOGE("%s: putNanSubscribeCancel Error:%d",__func__, ret);
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goto cleanup;
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}
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ret = nanCommand->requestEvent();
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if (ret != 0) {
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ALOGE("%s: requestEvent Error:%d",__func__, ret);
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}
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cleanup:
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delete nanCommand;
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return (wifi_error)ret;
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}
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/* Function to send NAN follow up request to the wifi driver.*/
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wifi_error nan_transmit_followup_request(transaction_id id,
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wifi_interface_handle iface,
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NanTransmitFollowupRequest* msg)
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{
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int ret = 0;
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NanCommand *nanCommand = NULL;
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interface_info *ifaceInfo = getIfaceInfo(iface);
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wifi_handle wifiHandle = getWifiHandle(iface);
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nanCommand = new NanCommand(wifiHandle,
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0,
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OUI_QCA,
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QCA_NL80211_VENDOR_SUBCMD_NAN);
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if (nanCommand == NULL) {
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ALOGE("%s: Error NanCommand NULL", __func__);
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return WIFI_ERROR_UNKNOWN;
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}
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|
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ret = nanCommand->create();
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if (ret < 0)
|
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goto cleanup;
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|
|
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/* Set the interface Id of the message. */
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ret = nanCommand->set_iface_id(ifaceInfo->name);
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if (ret < 0)
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goto cleanup;
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ret = nanCommand->putNanTransmitFollowup(id, msg);
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if (ret != 0) {
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ALOGE("%s: putNanTransmitFollowup Error:%d",__func__, ret);
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goto cleanup;
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}
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ret = nanCommand->requestEvent();
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if (ret != 0) {
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ALOGE("%s: requestEvent Error:%d",__func__, ret);
|
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}
|
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cleanup:
|
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delete nanCommand;
|
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return (wifi_error)ret;
|
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}
|
|
|
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/* Function to send NAN statistics request to the wifi driver.*/
|
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wifi_error nan_stats_request(transaction_id id,
|
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wifi_interface_handle iface,
|
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NanStatsRequest* msg)
|
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{
|
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int ret = 0;
|
|
NanCommand *nanCommand = NULL;
|
|
interface_info *ifaceInfo = getIfaceInfo(iface);
|
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wifi_handle wifiHandle = getWifiHandle(iface);
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|
|
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nanCommand = new NanCommand(wifiHandle,
|
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0,
|
|
OUI_QCA,
|
|
QCA_NL80211_VENDOR_SUBCMD_NAN);
|
|
if (nanCommand == NULL) {
|
|
ALOGE("%s: Error NanCommand NULL", __func__);
|
|
return WIFI_ERROR_UNKNOWN;
|
|
}
|
|
|
|
ret = nanCommand->create();
|
|
if (ret < 0)
|
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goto cleanup;
|
|
|
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/* Set the interface Id of the message. */
|
|
ret = nanCommand->set_iface_id(ifaceInfo->name);
|
|
if (ret < 0)
|
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goto cleanup;
|
|
|
|
ret = nanCommand->putNanStats(id, msg);
|
|
if (ret != 0) {
|
|
ALOGE("%s: putNanStats Error:%d",__func__, ret);
|
|
goto cleanup;
|
|
}
|
|
ret = nanCommand->requestEvent();
|
|
if (ret != 0) {
|
|
ALOGE("%s: requestEvent Error:%d",__func__, ret);
|
|
}
|
|
cleanup:
|
|
delete nanCommand;
|
|
return (wifi_error)ret;
|
|
}
|
|
|
|
/* Function to send NAN configuration request to the wifi driver.*/
|
|
wifi_error nan_config_request(transaction_id id,
|
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wifi_interface_handle iface,
|
|
NanConfigRequest* msg)
|
|
{
|
|
int ret = 0;
|
|
NanCommand *nanCommand = NULL;
|
|
interface_info *ifaceInfo = getIfaceInfo(iface);
|
|
wifi_handle wifiHandle = getWifiHandle(iface);
|
|
|
|
nanCommand = new NanCommand(wifiHandle,
|
|
0,
|
|
OUI_QCA,
|
|
QCA_NL80211_VENDOR_SUBCMD_NAN);
|
|
if (nanCommand == NULL) {
|
|
ALOGE("%s: Error NanCommand NULL", __func__);
|
|
return WIFI_ERROR_UNKNOWN;
|
|
}
|
|
|
|
ret = nanCommand->create();
|
|
if (ret < 0)
|
|
goto cleanup;
|
|
|
|
/* Set the interface Id of the message. */
|
|
ret = nanCommand->set_iface_id(ifaceInfo->name);
|
|
if (ret < 0)
|
|
goto cleanup;
|
|
|
|
ret = nanCommand->putNanConfig(id, msg);
|
|
if (ret != 0) {
|
|
ALOGE("%s: putNanConfig Error:%d",__func__, ret);
|
|
goto cleanup;
|
|
}
|
|
ret = nanCommand->requestEvent();
|
|
if (ret != 0) {
|
|
ALOGE("%s: requestEvent Error:%d",__func__, ret);
|
|
}
|
|
cleanup:
|
|
delete nanCommand;
|
|
return (wifi_error)ret;
|
|
}
|
|
|
|
/* Function to send NAN request to the wifi driver.*/
|
|
wifi_error nan_tca_request(transaction_id id,
|
|
wifi_interface_handle iface,
|
|
NanTCARequest* msg)
|
|
{
|
|
int ret = 0;
|
|
NanCommand *nanCommand = NULL;
|
|
interface_info *ifaceInfo = getIfaceInfo(iface);
|
|
wifi_handle wifiHandle = getWifiHandle(iface);
|
|
|
|
nanCommand = new NanCommand(wifiHandle,
|
|
0,
|
|
OUI_QCA,
|
|
QCA_NL80211_VENDOR_SUBCMD_NAN);
|
|
if (nanCommand == NULL) {
|
|
ALOGE("%s: Error NanCommand NULL", __func__);
|
|
return WIFI_ERROR_UNKNOWN;
|
|
}
|
|
|
|
ret = nanCommand->create();
|
|
if (ret < 0)
|
|
goto cleanup;
|
|
|
|
/* Set the interface Id of the message. */
|
|
ret = nanCommand->set_iface_id(ifaceInfo->name);
|
|
if (ret < 0)
|
|
goto cleanup;
|
|
|
|
ret = nanCommand->putNanTCA(id, msg);
|
|
if (ret != 0) {
|
|
ALOGE("%s: putNanTCA Error:%d",__func__, ret);
|
|
goto cleanup;
|
|
}
|
|
ret = nanCommand->requestEvent();
|
|
if (ret != 0) {
|
|
ALOGE("%s: requestEvent Error:%d",__func__, ret);
|
|
}
|
|
cleanup:
|
|
delete nanCommand;
|
|
return (wifi_error)ret;
|
|
}
|
|
|
|
/* Function to send NAN Beacon sdf payload to the wifi driver.
|
|
This instructs the Discovery Engine to begin publishing the
|
|
received payload in any Beacon or Service Discovery Frame
|
|
transmitted*/
|
|
wifi_error nan_beacon_sdf_payload_request(transaction_id id,
|
|
wifi_interface_handle iface,
|
|
NanBeaconSdfPayloadRequest* msg)
|
|
{
|
|
int ret = WIFI_ERROR_NOT_SUPPORTED;
|
|
NanCommand *nanCommand = NULL;
|
|
interface_info *ifaceInfo = getIfaceInfo(iface);
|
|
wifi_handle wifiHandle = getWifiHandle(iface);
|
|
|
|
nanCommand = new NanCommand(wifiHandle,
|
|
0,
|
|
OUI_QCA,
|
|
QCA_NL80211_VENDOR_SUBCMD_NAN);
|
|
if (nanCommand == NULL) {
|
|
ALOGE("%s: Error NanCommand NULL", __func__);
|
|
return WIFI_ERROR_UNKNOWN;
|
|
}
|
|
|
|
ret = nanCommand->create();
|
|
if (ret < 0)
|
|
goto cleanup;
|
|
|
|
/* Set the interface Id of the message. */
|
|
ret = nanCommand->set_iface_id(ifaceInfo->name);
|
|
if (ret < 0)
|
|
goto cleanup;
|
|
|
|
ret = nanCommand->putNanBeaconSdfPayload(id, msg);
|
|
if (ret != 0) {
|
|
ALOGE("%s: putNanBeaconSdfPayload Error:%d",__func__, ret);
|
|
goto cleanup;
|
|
}
|
|
ret = nanCommand->requestEvent();
|
|
if (ret != 0) {
|
|
ALOGE("%s: requestEvent Error:%d",__func__, ret);
|
|
}
|
|
|
|
cleanup:
|
|
delete nanCommand;
|
|
return (wifi_error)ret;
|
|
}
|
|
|
|
wifi_error nan_get_sta_parameter(transaction_id id,
|
|
wifi_interface_handle iface,
|
|
NanStaParameter* msg)
|
|
{
|
|
int ret = WIFI_ERROR_NOT_SUPPORTED;
|
|
NanCommand *nanCommand = NULL;
|
|
wifi_handle wifiHandle = getWifiHandle(iface);
|
|
|
|
nanCommand = NanCommand::instance(wifiHandle);
|
|
if (nanCommand == NULL) {
|
|
ALOGE("%s: Error NanCommand NULL", __func__);
|
|
return WIFI_ERROR_UNKNOWN;
|
|
}
|
|
|
|
ret = nanCommand->getNanStaParameter(iface, msg);
|
|
if (ret != 0) {
|
|
ALOGE("%s: getNanStaParameter Error:%d",__func__, ret);
|
|
goto cleanup;
|
|
}
|
|
|
|
cleanup:
|
|
return (wifi_error)ret;
|
|
}
|
|
|
|
/* Function to get NAN capabilities */
|
|
wifi_error nan_get_capabilities(transaction_id id,
|
|
wifi_interface_handle iface)
|
|
{
|
|
int ret = 0;
|
|
NanCommand *nanCommand = NULL;
|
|
interface_info *ifaceInfo = getIfaceInfo(iface);
|
|
wifi_handle wifiHandle = getWifiHandle(iface);
|
|
|
|
nanCommand = new NanCommand(wifiHandle,
|
|
0,
|
|
OUI_QCA,
|
|
QCA_NL80211_VENDOR_SUBCMD_NAN);
|
|
if (nanCommand == NULL) {
|
|
ALOGE("%s: Error NanCommand NULL", __func__);
|
|
return WIFI_ERROR_UNKNOWN;
|
|
}
|
|
|
|
ret = nanCommand->create();
|
|
if (ret < 0)
|
|
goto cleanup;
|
|
|
|
/* Set the interface Id of the message. */
|
|
ret = nanCommand->set_iface_id(ifaceInfo->name);
|
|
if (ret < 0)
|
|
goto cleanup;
|
|
|
|
ret = nanCommand->putNanCapabilities(id);
|
|
if (ret != 0) {
|
|
ALOGE("%s: putNanCapabilities Error:%d",__func__, ret);
|
|
goto cleanup;
|
|
}
|
|
ret = nanCommand->requestEvent();
|
|
if (ret != 0) {
|
|
ALOGE("%s: requestEvent Error:%d",__func__, ret);
|
|
}
|
|
cleanup:
|
|
delete nanCommand;
|
|
return (wifi_error)ret;
|
|
}
|
|
|
|
// Implementation related to nan class common functions
|
|
// Constructor
|
|
//Making the constructor private since this class is a singleton
|
|
NanCommand::NanCommand(wifi_handle handle, int id, u32 vendor_id, u32 subcmd)
|
|
: WifiVendorCommand(handle, id, vendor_id, subcmd)
|
|
{
|
|
memset(&mHandler, 0,sizeof(mHandler));
|
|
mNanVendorEvent = NULL;
|
|
mNanDataLen = 0;
|
|
mStaParam = NULL;
|
|
}
|
|
|
|
NanCommand* NanCommand::instance(wifi_handle handle)
|
|
{
|
|
if (handle == NULL) {
|
|
ALOGE("Handle is invalid");
|
|
return NULL;
|
|
}
|
|
if (mNanCommandInstance == NULL) {
|
|
mNanCommandInstance = new NanCommand(handle, 0,
|
|
OUI_QCA,
|
|
QCA_NL80211_VENDOR_SUBCMD_NAN);
|
|
ALOGV("NanCommand %p created", mNanCommandInstance);
|
|
return mNanCommandInstance;
|
|
}
|
|
else
|
|
{
|
|
if (handle != getWifiHandle(mNanCommandInstance->mInfo)) {
|
|
/* upper layer must have cleaned up the handle and reinitialized,
|
|
so we need to update the same */
|
|
ALOGI("Handle different, update the handle");
|
|
mNanCommandInstance->mInfo = (hal_info *)handle;
|
|
}
|
|
}
|
|
ALOGV("NanCommand %p created already", mNanCommandInstance);
|
|
return mNanCommandInstance;
|
|
}
|
|
|
|
void NanCommand::cleanup()
|
|
{
|
|
//free the VendorData
|
|
if (mVendorData) {
|
|
free(mVendorData);
|
|
}
|
|
mVendorData = NULL;
|
|
//cleanup the mMsg
|
|
mMsg.destroy();
|
|
}
|
|
|
|
NanCommand::~NanCommand()
|
|
{
|
|
ALOGV("NanCommand %p destroyed", this);
|
|
}
|
|
|
|
int NanCommand::handleResponse(WifiEvent &reply){
|
|
return NL_SKIP;
|
|
}
|
|
|
|
int NanCommand::setCallbackHandler(NanCallbackHandler nHandler)
|
|
{
|
|
int res = 0;
|
|
mHandler = nHandler;
|
|
res = registerVendorHandler(mVendor_id, mSubcmd);
|
|
if (res != 0) {
|
|
//error case should not happen print log
|
|
ALOGE("%s: Unable to register Vendor Handler Vendor Id=0x%x subcmd=%u",
|
|
__func__, mVendor_id, mSubcmd);
|
|
}
|
|
return res;
|
|
}
|
|
|
|
/* This function implements creation of Vendor command */
|
|
int NanCommand::create() {
|
|
int ret = mMsg.create(NL80211_CMD_VENDOR, 0, 0);
|
|
if (ret < 0) {
|
|
goto out;
|
|
}
|
|
|
|
/* Insert the oui in the msg */
|
|
ret = mMsg.put_u32(NL80211_ATTR_VENDOR_ID, mVendor_id);
|
|
if (ret < 0)
|
|
goto out;
|
|
/* Insert the subcmd in the msg */
|
|
ret = mMsg.put_u32(NL80211_ATTR_VENDOR_SUBCMD, mSubcmd);
|
|
if (ret < 0)
|
|
goto out;
|
|
out:
|
|
if (ret < 0) {
|
|
mMsg.destroy();
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
// This function will be the main handler for incoming event
|
|
// QCA_NL80211_VENDOR_SUBCMD_NAN
|
|
//Call the appropriate callback handler after parsing the vendor data.
|
|
int NanCommand::handleEvent(WifiEvent &event)
|
|
{
|
|
WifiVendorCommand::handleEvent(event);
|
|
ALOGV("%s: Subcmd=%u Vendor data len received:%d",
|
|
__FUNCTION__, mSubcmd, mDataLen);
|
|
hexdump(mVendorData, mDataLen);
|
|
|
|
if (mSubcmd == QCA_NL80211_VENDOR_SUBCMD_NAN){
|
|
// Parse the vendordata and get the NAN attribute
|
|
struct nlattr *tb_vendor[QCA_WLAN_VENDOR_ATTR_MAX + 1];
|
|
nla_parse(tb_vendor, QCA_WLAN_VENDOR_ATTR_MAX,
|
|
(struct nlattr *)mVendorData,
|
|
mDataLen, NULL);
|
|
// Populating the mNanVendorEvent and mNanDataLen to point to NAN data.
|
|
mNanVendorEvent = (char *)nla_data(tb_vendor[QCA_WLAN_VENDOR_ATTR_NAN]);
|
|
mNanDataLen = nla_len(tb_vendor[QCA_WLAN_VENDOR_ATTR_NAN]);
|
|
|
|
if (isNanResponse()) {
|
|
//handleNanResponse will parse the data and call
|
|
//the response callback handler with the populated
|
|
//NanResponseMsg
|
|
handleNanResponse();
|
|
}
|
|
else {
|
|
//handleNanIndication will parse the data and call
|
|
//the corresponding Indication callback handler
|
|
//with the corresponding populated Indication event
|
|
handleNanIndication();
|
|
}
|
|
}
|
|
else {
|
|
//error case should not happen print log
|
|
ALOGE("%s: Wrong NAN subcmd received %d", __func__, mSubcmd);
|
|
}
|
|
return NL_SKIP;
|
|
}
|
|
|
|
/*Helper function to Write and Read TLV called in indication as well as request */
|
|
u16 NANTLV_WriteTlv(pNanTlv pInTlv, u8 *pOutTlv)
|
|
{
|
|
u16 writeLen = 0;
|
|
u16 i;
|
|
|
|
if (!pInTlv)
|
|
{
|
|
ALOGE("NULL pInTlv");
|
|
return writeLen;
|
|
}
|
|
|
|
if (!pOutTlv)
|
|
{
|
|
ALOGE("NULL pOutTlv");
|
|
return writeLen;
|
|
}
|
|
|
|
*pOutTlv++ = pInTlv->type & 0xFF;
|
|
*pOutTlv++ = (pInTlv->type & 0xFF00) >> 8;
|
|
writeLen += 2;
|
|
|
|
ALOGV("WRITE TLV type %u, writeLen %u", pInTlv->type, writeLen);
|
|
|
|
*pOutTlv++ = pInTlv->length & 0xFF;
|
|
*pOutTlv++ = (pInTlv->length & 0xFF00) >> 8;
|
|
writeLen += 2;
|
|
|
|
ALOGV("WRITE TLV length %u, writeLen %u", pInTlv->length, writeLen);
|
|
|
|
for (i=0; i < pInTlv->length; ++i)
|
|
{
|
|
*pOutTlv++ = pInTlv->value[i];
|
|
}
|
|
|
|
writeLen += pInTlv->length;
|
|
ALOGV("WRITE TLV value, writeLen %u", writeLen);
|
|
return writeLen;
|
|
}
|
|
|
|
u16 NANTLV_ReadTlv(u8 *pInTlv, pNanTlv pOutTlv)
|
|
{
|
|
u16 readLen = 0;
|
|
|
|
if (!pInTlv)
|
|
{
|
|
ALOGE("NULL pInTlv");
|
|
return readLen;
|
|
}
|
|
|
|
if (!pOutTlv)
|
|
{
|
|
ALOGE("NULL pOutTlv");
|
|
return readLen;
|
|
}
|
|
|
|
pOutTlv->type = *pInTlv++;
|
|
pOutTlv->type |= *pInTlv++ << 8;
|
|
readLen += 2;
|
|
|
|
ALOGV("READ TLV type %u, readLen %u", pOutTlv->type, readLen);
|
|
|
|
pOutTlv->length = *pInTlv++;
|
|
pOutTlv->length |= *pInTlv++ << 8;
|
|
readLen += 2;
|
|
|
|
ALOGV("READ TLV length %u, readLen %u", pOutTlv->length, readLen);
|
|
|
|
if (pOutTlv->length)
|
|
{
|
|
pOutTlv->value = pInTlv;
|
|
readLen += pOutTlv->length;
|
|
}
|
|
else
|
|
{
|
|
pOutTlv->value = NULL;
|
|
}
|
|
|
|
ALOGV("READ TLV readLen %u", readLen);
|
|
return readLen;
|
|
}
|
|
|
|
u8* addTlv(u16 type, u16 length, const u8* value, u8* pOutTlv)
|
|
{
|
|
NanTlv nanTlv;
|
|
u16 len;
|
|
|
|
nanTlv.type = type;
|
|
nanTlv.length = length;
|
|
nanTlv.value = (u8*)value;
|
|
|
|
len = NANTLV_WriteTlv(&nanTlv, pOutTlv);
|
|
return (pOutTlv + len);
|
|
}
|