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android / platform / packages / apps / Nfc / bc5a249007e4d2a671c9cf00377a984e7c5aa5d1 / . / nci / jni / NativeNfcManager.cpp
blob: 118b978db8568db3c0759ff3356c40164e328226 [file] [log] [blame]
/*
* Copyright (C) 2012 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <android-base/logging.h>
#include <android-base/stringprintf.h>
#include <cutils/properties.h>
#include <errno.h>
#include <nativehelper/JNIPlatformHelp.h>
#include <nativehelper/ScopedLocalRef.h>
#include <nativehelper/ScopedPrimitiveArray.h>
#include <nativehelper/ScopedUtfChars.h>
#include <semaphore.h>
#include "HciEventManager.h"
#include "JavaClassConstants.h"
#include "NfcAdaptation.h"
#ifdef DTA_ENABLED
#include "NfcDta.h"
#endif /* DTA_ENABLED */
#include "NfcJniUtil.h"
#include "NfcTag.h"
#include "PowerSwitch.h"
#include "RoutingManager.h"
#include "SyncEvent.h"
#include "android_nfc.h"
#include "ce_api.h"
#include "debug_lmrt.h"
#include "nfa_api.h"
#include "nfa_ee_api.h"
#include "nfc_brcm_defs.h"
#include "nfc_config.h"
#include "rw_api.h"
using android::base::StringPrintf;
extern tNFA_DM_DISC_FREQ_CFG* p_nfa_dm_rf_disc_freq_cfg; // defined in stack
namespace android {
extern bool gIsTagDeactivating;
extern bool gIsSelectingRfInterface;
extern void nativeNfcTag_doTransceiveStatus(tNFA_STATUS status, uint8_t* buf,
uint32_t buflen);
extern void nativeNfcTag_notifyRfTimeout();
extern void nativeNfcTag_doConnectStatus(jboolean is_connect_ok);
extern void nativeNfcTag_doDeactivateStatus(int status);
extern void nativeNfcTag_doWriteStatus(jboolean is_write_ok);
extern jboolean nativeNfcTag_doDisconnect(JNIEnv*, jobject);
extern void nativeNfcTag_doCheckNdefResult(tNFA_STATUS status,
uint32_t max_size,
uint32_t current_size,
uint8_t flags);
extern void nativeNfcTag_doMakeReadonlyResult(tNFA_STATUS status);
extern void nativeNfcTag_doPresenceCheckResult(tNFA_STATUS status);
extern void nativeNfcTag_formatStatus(bool is_ok);
extern void nativeNfcTag_resetPresenceCheck();
extern void nativeNfcTag_doReadCompleted(tNFA_STATUS status);
extern void nativeNfcTag_setRfInterface(tNFA_INTF_TYPE rfInterface);
extern void nativeNfcTag_setActivatedRfProtocol(tNFA_INTF_TYPE rfProtocol);
extern void nativeNfcTag_abortWaits();
extern void nativeNfcTag_registerNdefTypeHandler();
extern void nativeNfcTag_acquireRfInterfaceMutexLock();
extern void nativeNfcTag_releaseRfInterfaceMutexLock();
} // namespace android
/*****************************************************************************
**
** public variables and functions
**
*****************************************************************************/
bool gActivated = false;
SyncEvent gDeactivatedEvent;
SyncEvent sNfaSetPowerSubState;
int recovery_option = 0;
int nfcee_power_and_link_conf = 0;
namespace android {
jmethodID gCachedNfcManagerNotifyNdefMessageListeners;
jmethodID gCachedNfcManagerNotifyTransactionListeners;
jmethodID gCachedNfcManagerNotifyHostEmuActivated;
jmethodID gCachedNfcManagerNotifyHostEmuData;
jmethodID gCachedNfcManagerNotifyHostEmuDeactivated;
jmethodID gCachedNfcManagerNotifyRfFieldActivated;
jmethodID gCachedNfcManagerNotifyRfFieldDeactivated;
jmethodID gCachedNfcManagerNotifyEeUpdated;
jmethodID gCachedNfcManagerNotifyHwErrorReported;
jmethodID gCachedNfcManagerNotifyPollingLoopFrame;
jmethodID gCachedNfcManagerNotifyVendorSpecificEvent;
jmethodID gCachedNfcManagerNotifyCommandTimeout;
const char* gNativeP2pDeviceClassName =
"com/android/nfc/dhimpl/NativeP2pDevice";
const char* gNativeNfcTagClassName = "com/android/nfc/dhimpl/NativeNfcTag";
const char* gNativeNfcManagerClassName =
"com/android/nfc/dhimpl/NativeNfcManager";
const char* gNfcVendorNciResponseClassName =
"com/android/nfc/NfcVendorNciResponse";
void doStartupConfig();
void startStopPolling(bool isStartPolling);
void startRfDiscovery(bool isStart);
bool isDiscoveryStarted();
} // namespace android
/*****************************************************************************
**
** private variables and functions
**
*****************************************************************************/
namespace android {
static SyncEvent sNfaEnableEvent; // event for NFA_Enable()
static SyncEvent sNfaDisableEvent; // event for NFA_Disable()
static SyncEvent sNfaEnableDisablePollingEvent; // event for
// NFA_EnablePolling(),
// NFA_DisablePolling()
SyncEvent gNfaSetConfigEvent; // event for Set_Config....
SyncEvent gNfaGetConfigEvent; // event for Get_Config....
SyncEvent gNfaVsCommand; // event for VS commands
SyncEvent gSendRawVsCmdEvent; // event for NFA_SendRawVsCommand()
static bool sIsNfaEnabled = false;
static bool sDiscoveryEnabled = false; // is polling or listening
static bool sPollingEnabled = false; // is polling for tag?
static bool sIsDisabling = false;
static bool sRfEnabled = false; // whether RF discovery is enabled
static bool sSeRfActive = false; // whether RF with SE is likely active
static bool sReaderModeEnabled =
false; // whether we're only reading tags, not allowing card emu
static bool sAbortConnlessWait = false;
static jint sLfT3tMax = 0;
static bool sRoutingInitialized = false;
static bool sIsRecovering = false;
static std::vector<uint8_t> sRawVendorCmdResponse;
#define CONFIG_UPDATE_TECH_MASK (1 << 1)
#define DEFAULT_TECH_MASK \
(NFA_TECHNOLOGY_MASK_A | NFA_TECHNOLOGY_MASK_B | NFA_TECHNOLOGY_MASK_F | \
NFA_TECHNOLOGY_MASK_V | NFA_TECHNOLOGY_MASK_B_PRIME | \
NFA_TECHNOLOGY_MASK_A_ACTIVE | NFA_TECHNOLOGY_MASK_F_ACTIVE | \
NFA_TECHNOLOGY_MASK_KOVIO)
#define DEFAULT_DISCOVERY_DURATION 500
#define READER_MODE_DISCOVERY_DURATION 200
static void nfaConnectionCallback(uint8_t event, tNFA_CONN_EVT_DATA* eventData);
static void nfaDeviceManagementCallback(uint8_t event,
tNFA_DM_CBACK_DATA* eventData);
static bool isListenMode(tNFA_ACTIVATED& activated);
static tNFA_STATUS stopPolling_rfDiscoveryDisabled();
static tNFA_STATUS startPolling_rfDiscoveryDisabled(
tNFA_TECHNOLOGY_MASK tech_mask);
static void nfcManager_doSetScreenState(JNIEnv* e, jobject o,
jint screen_state_mask);
static jboolean nfcManager_doSetPowerSavingMode(JNIEnv* e, jobject o,
bool flag);
static void sendRawVsCmdCallback(uint8_t event, uint16_t param_len,
uint8_t* p_param);
tNFA_STATUS gVSCmdStatus = NFA_STATUS_OK;
uint16_t gCurrentConfigLen;
uint8_t gConfig[256];
static int prevScreenState = NFA_SCREEN_STATE_OFF_LOCKED;
static int NFA_SCREEN_POLLING_TAG_MASK = 0x10;
static bool gIsDtaEnabled = false;
/////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////
namespace {
void initializeGlobalDebugEnabledFlag() {
bool nfc_debug_enabled =
(NfcConfig::getUnsigned(NAME_NFC_DEBUG_ENABLED, 1) != 0) ||
property_get_bool("persist.nfc.debug_enabled", false);
android::base::SetMinimumLogSeverity(nfc_debug_enabled ? android::base::DEBUG
: android::base::INFO);
}
void initializeRecoveryOption() {
recovery_option = NfcConfig::getUnsigned(NAME_RECOVERY_OPTION, 0);
LOG(DEBUG) << __func__ << ": recovery option=" << recovery_option;
}
void initializeNfceePowerAndLinkConf() {
nfcee_power_and_link_conf =
NfcConfig::getUnsigned(NAME_ALWAYS_ON_SET_EE_POWER_AND_LINK_CONF, 0);
LOG(DEBUG) << __func__ << ": Always on set NFCEE_POWER_AND_LINK_CONF="
<< nfcee_power_and_link_conf;
}
} // namespace
/*******************************************************************************
**
** Function: getNative
**
** Description: Get native data
**
** Returns: Native data structure.
**
*******************************************************************************/
nfc_jni_native_data* getNative(JNIEnv* e, jobject o) {
static struct nfc_jni_native_data* sCachedNat = NULL;
if (e) {
sCachedNat = nfc_jni_get_nat(e, o);
}
return sCachedNat;
}
/*******************************************************************************
**
** Function: handleRfDiscoveryEvent
**
** Description: Handle RF-discovery events from the stack.
** discoveredDevice: Discovered device.
**
** Returns: None
**
*******************************************************************************/
static void handleRfDiscoveryEvent(tNFC_RESULT_DEVT* discoveredDevice) {
NfcTag& natTag = NfcTag::getInstance();
natTag.setNumDiscNtf(natTag.getNumDiscNtf() + 1);
if (discoveredDevice->more == NCI_DISCOVER_NTF_MORE) {
// there is more discovery notification coming
return;
}
if (natTag.getNumDiscNtf() > 1) {
natTag.setMultiProtocolTagSupport(true);
}
natTag.setNumDiscNtf(natTag.getNumDiscNtf() - 1);
// select the first of multiple tags that is discovered
natTag.selectFirstTag();
}
/*******************************************************************************
**
** Function: nfaConnectionCallback
**
** Description: Receive connection-related events from stack.
** connEvent: Event code.
** eventData: Event data.
**
** Returns: None
**
*******************************************************************************/
static void nfaConnectionCallback(uint8_t connEvent,
tNFA_CONN_EVT_DATA* eventData) {
tNFA_STATUS status = NFA_STATUS_FAILED;
LOG(DEBUG) << StringPrintf("%s: event= %u", __func__, connEvent);
switch (connEvent) {
case NFA_LISTEN_ENABLED_EVT: // whether listening successfully started
{
LOG(DEBUG) << StringPrintf("%s: NFA_LISTEN_ENABLED_EVT:status= %u",
__func__, eventData->status);
SyncEventGuard guard(sNfaEnableDisablePollingEvent);
sNfaEnableDisablePollingEvent.notifyOne();
} break;
case NFA_POLL_ENABLED_EVT: // whether polling successfully started
{
LOG(DEBUG) << StringPrintf("%s: NFA_POLL_ENABLED_EVT: status = %u",
__func__, eventData->status);
SyncEventGuard guard(sNfaEnableDisablePollingEvent);
sNfaEnableDisablePollingEvent.notifyOne();
} break;
case NFA_POLL_DISABLED_EVT: // Listening/Polling stopped
{
LOG(DEBUG) << StringPrintf("%s: NFA_POLL_DISABLED_EVT: status = %u",
__func__, eventData->status);
SyncEventGuard guard(sNfaEnableDisablePollingEvent);
sNfaEnableDisablePollingEvent.notifyOne();
} break;
case NFA_RF_DISCOVERY_STARTED_EVT: // RF Discovery started
{
LOG(DEBUG) << StringPrintf(
"%s: NFA_RF_DISCOVERY_STARTED_EVT: status = %u", __func__,
eventData->status);
SyncEventGuard guard(sNfaEnableDisablePollingEvent);
sNfaEnableDisablePollingEvent.notifyOne();
} break;
case NFA_RF_DISCOVERY_STOPPED_EVT: // RF Discovery stopped event
{
LOG(DEBUG) << StringPrintf(
"%s: NFA_RF_DISCOVERY_STOPPED_EVT: status = %u", __func__,
eventData->status);
gActivated = false;
SyncEventGuard guard(sNfaEnableDisablePollingEvent);
sNfaEnableDisablePollingEvent.notifyOne();
} break;
case NFA_DISC_RESULT_EVT: // NFC link/protocol discovery notificaiton
status = eventData->disc_result.status;
LOG(DEBUG) << StringPrintf("%s: NFA_DISC_RESULT_EVT: status = %d",
__func__, status);
if (status != NFA_STATUS_OK) {
NfcTag::getInstance().setNumDiscNtf(0);
LOG(ERROR) << StringPrintf("%s: NFA_DISC_RESULT_EVT error: status = %d",
__func__, status);
} else {
NfcTag::getInstance().connectionEventHandler(connEvent, eventData);
handleRfDiscoveryEvent(&eventData->disc_result.discovery_ntf);
}
break;
case NFA_SELECT_RESULT_EVT: // NFC link/protocol discovery select response
LOG(DEBUG) << StringPrintf(
"%s: NFA_SELECT_RESULT_EVT: status = %d, gIsSelectingRfInterface = "
"%d, "
"sIsDisabling=%d",
__func__, eventData->status, gIsSelectingRfInterface, sIsDisabling);
if (sIsDisabling) break;
if (eventData->status != NFA_STATUS_OK) {
if (gIsSelectingRfInterface) {
nativeNfcTag_doConnectStatus(false);
}
LOG(ERROR) << StringPrintf(
"%s: NFA_SELECT_RESULT_EVT error: status = %d", __func__,
eventData->status);
NFA_Deactivate(FALSE);
}
break;
case NFA_DEACTIVATE_FAIL_EVT:
LOG(DEBUG) << StringPrintf("%s: NFA_DEACTIVATE_FAIL_EVT: status = %d",
__func__, eventData->status);
break;
case NFA_ACTIVATED_EVT: // NFC link/protocol activated
{
LOG(DEBUG) << StringPrintf(
"%s: NFA_ACTIVATED_EVT: gIsSelectingRfInterface=%d, sIsDisabling=%d",
__func__, gIsSelectingRfInterface, sIsDisabling);
uint8_t activatedProtocol =
(tNFA_INTF_TYPE)eventData->activated.activate_ntf.protocol;
if (NFC_PROTOCOL_T5T == activatedProtocol &&
NfcTag::getInstance().getNumDiscNtf()) {
/* T5T doesn't support multiproto detection logic */
NfcTag::getInstance().setNumDiscNtf(0);
}
if ((eventData->activated.activate_ntf.protocol !=
NFA_PROTOCOL_NFC_DEP) &&
(!isListenMode(eventData->activated))) {
nativeNfcTag_setRfInterface(
(tNFA_INTF_TYPE)eventData->activated.activate_ntf.intf_param.type);
nativeNfcTag_setActivatedRfProtocol(activatedProtocol);
}
NfcTag::getInstance().setActive(true);
if (sIsDisabling || !sIsNfaEnabled) break;
gActivated = true;
NfcTag::getInstance().setActivationState();
if (gIsSelectingRfInterface) {
nativeNfcTag_doConnectStatus(true);
break;
}
nativeNfcTag_resetPresenceCheck();
if (!isListenMode(eventData->activated) &&
(prevScreenState == NFA_SCREEN_STATE_OFF_LOCKED ||
prevScreenState == NFA_SCREEN_STATE_OFF_UNLOCKED)) {
NFA_Deactivate(FALSE);
}
NfcTag::getInstance().connectionEventHandler(connEvent, eventData);
if (NfcTag::getInstance().getNumDiscNtf()) {
/*If its multiprotocol tag, deactivate tag with current selected
protocol to sleep . Select tag with next supported protocol after
deactivation event is received*/
NFA_Deactivate(true);
}
// If it activated in
// listen mode then it is likely for an SE transaction.
// Send the RF Event.
if (isListenMode(eventData->activated)) {
sSeRfActive = true;
}
} break;
case NFA_DEACTIVATED_EVT: // NFC link/protocol deactivated
LOG(DEBUG) << StringPrintf(
"%s: NFA_DEACTIVATED_EVT Type: %u, gIsTagDeactivating: %d",
__func__, eventData->deactivated.type, gIsTagDeactivating);
NfcTag::getInstance().setDeactivationState(eventData->deactivated);
NfcTag::getInstance().selectNextTagIfExists();
if (eventData->deactivated.type != NFA_DEACTIVATE_TYPE_SLEEP) {
{
SyncEventGuard g(gDeactivatedEvent);
gActivated = false; // guard this variable from multi-threaded access
gDeactivatedEvent.notifyOne();
}
nativeNfcTag_resetPresenceCheck();
NfcTag::getInstance().connectionEventHandler(connEvent, eventData);
nativeNfcTag_abortWaits();
NfcTag::getInstance().abort();
} else if (gIsTagDeactivating) {
NfcTag::getInstance().setActive(false);
nativeNfcTag_doDeactivateStatus(0);
}
// If RF is activated for what we think is a Secure Element transaction
// and it is deactivated to either IDLE or DISCOVERY mode, notify w/event.
if ((eventData->deactivated.type == NFA_DEACTIVATE_TYPE_IDLE) ||
(eventData->deactivated.type == NFA_DEACTIVATE_TYPE_DISCOVERY)) {
if (sSeRfActive) {
sSeRfActive = false;
}
}
break;
case NFA_TLV_DETECT_EVT: // TLV Detection complete
status = eventData->tlv_detect.status;
LOG(DEBUG) << StringPrintf(
"%s: NFA_TLV_DETECT_EVT: status = %d, protocol = %d, num_tlvs = %d, "
"num_bytes = %d",
__func__, status, eventData->tlv_detect.protocol,
eventData->tlv_detect.num_tlvs, eventData->tlv_detect.num_bytes);
if (status != NFA_STATUS_OK) {
LOG(ERROR) << StringPrintf("%s: NFA_TLV_DETECT_EVT error: status = %d",
__func__, status);
}
break;
case NFA_NDEF_DETECT_EVT: // NDEF Detection complete;
// if status is failure, it means the tag does not contain any or valid
// NDEF data; pass the failure status to the NFC Service;
status = eventData->ndef_detect.status;
LOG(DEBUG) << StringPrintf(
"%s: NFA_NDEF_DETECT_EVT: status = 0x%X, protocol = %u, "
"max_size = %u, cur_size = %u, flags = 0x%X",
__func__, status, eventData->ndef_detect.protocol,
eventData->ndef_detect.max_size, eventData->ndef_detect.cur_size,
eventData->ndef_detect.flags);
NfcTag::getInstance().connectionEventHandler(connEvent, eventData);
nativeNfcTag_doCheckNdefResult(status, eventData->ndef_detect.max_size,
eventData->ndef_detect.cur_size,
eventData->ndef_detect.flags);
break;
case NFA_DATA_EVT: // Data message received (for non-NDEF reads)
LOG(DEBUG) << StringPrintf("%s: NFA_DATA_EVT: status = 0x%X, len = %d",
__func__, eventData->status,
eventData->data.len);
nativeNfcTag_doTransceiveStatus(eventData->status, eventData->data.p_data,
eventData->data.len);
break;
case NFA_RW_INTF_ERROR_EVT:
LOG(DEBUG) << StringPrintf("%s: NFC_RW_INTF_ERROR_EVT", __func__);
nativeNfcTag_notifyRfTimeout();
nativeNfcTag_doReadCompleted(NFA_STATUS_TIMEOUT);
break;
case NFA_SELECT_CPLT_EVT: // Select completed
status = eventData->status;
LOG(DEBUG) << StringPrintf("%s: NFA_SELECT_CPLT_EVT: status = %d",
__func__, status);
if (status != NFA_STATUS_OK) {
LOG(ERROR) << StringPrintf("%s: NFA_SELECT_CPLT_EVT error: status = %d",
__func__, status);
}
break;
case NFA_READ_CPLT_EVT: // NDEF-read or tag-specific-read completed
LOG(DEBUG) << StringPrintf("%s: NFA_READ_CPLT_EVT: status = 0x%X",
__func__, eventData->status);
nativeNfcTag_doReadCompleted(eventData->status);
NfcTag::getInstance().connectionEventHandler(connEvent, eventData);
break;
case NFA_WRITE_CPLT_EVT: // Write completed
LOG(DEBUG) << StringPrintf("%s: NFA_WRITE_CPLT_EVT: status = %d",
__func__, eventData->status);
nativeNfcTag_doWriteStatus(eventData->status == NFA_STATUS_OK);
break;
case NFA_SET_TAG_RO_EVT: // Tag set as Read only
LOG(DEBUG) << StringPrintf("%s: NFA_SET_TAG_RO_EVT: status = %d",
__func__, eventData->status);
nativeNfcTag_doMakeReadonlyResult(eventData->status);
break;
case NFA_CE_NDEF_WRITE_START_EVT: // NDEF write started
LOG(DEBUG) << StringPrintf("%s: NFA_CE_NDEF_WRITE_START_EVT: status: %d",
__func__, eventData->status);
if (eventData->status != NFA_STATUS_OK)
LOG(ERROR) << StringPrintf(
"%s: NFA_CE_NDEF_WRITE_START_EVT error: status = %d", __func__,
eventData->status);
break;
case NFA_CE_NDEF_WRITE_CPLT_EVT: // NDEF write completed
LOG(DEBUG) << StringPrintf("%s: FA_CE_NDEF_WRITE_CPLT_EVT: len = %u",
__func__, eventData->ndef_write_cplt.len);
break;
case NFA_PRESENCE_CHECK_EVT:
LOG(DEBUG) << StringPrintf("%s: NFA_PRESENCE_CHECK_EVT", __func__);
nativeNfcTag_doPresenceCheckResult(eventData->status);
break;
case NFA_FORMAT_CPLT_EVT:
LOG(DEBUG) << StringPrintf("%s: NFA_FORMAT_CPLT_EVT: status=0x%X",
__func__, eventData->status);
nativeNfcTag_formatStatus(eventData->status == NFA_STATUS_OK);
break;
case NFA_I93_CMD_CPLT_EVT:
LOG(DEBUG) << StringPrintf("%s: NFA_I93_CMD_CPLT_EVT: status=0x%X",
__func__, eventData->status);
break;
case NFA_CE_UICC_LISTEN_CONFIGURED_EVT:
LOG(DEBUG) << StringPrintf(
"%s: NFA_CE_UICC_LISTEN_CONFIGURED_EVT : status=0x%X", __func__,
eventData->status);
break;
default:
LOG(DEBUG) << StringPrintf("%s: unknown event (%d) ????", __func__,
connEvent);
break;
}
}
/*******************************************************************************
**
** Function: nfcManager_initNativeStruc
**
** Description: Initialize variables.
** e: JVM environment.
** o: Java object.
**
** Returns: True if ok.
**
*******************************************************************************/
static jboolean nfcManager_initNativeStruc(JNIEnv* e, jobject o) {
initializeGlobalDebugEnabledFlag();
initializeRecoveryOption();
initializeNfceePowerAndLinkConf();
LOG(DEBUG) << StringPrintf("%s: enter", __func__);
nfc_jni_native_data* nat =
(nfc_jni_native_data*)malloc(sizeof(struct nfc_jni_native_data));
if (nat == NULL) {
LOG(ERROR) << StringPrintf("%s: fail allocate native data", __func__);
return JNI_FALSE;
}
memset(nat, 0, sizeof(*nat));
e->GetJavaVM(&(nat->vm));
nat->env_version = e->GetVersion();
nat->manager = e->NewGlobalRef(o);
ScopedLocalRef<jclass> cls(e, e->GetObjectClass(o));
jfieldID f = e->GetFieldID(cls.get(), "mNative", "J");
e->SetLongField(o, f, (jlong)nat);
/* Initialize native cached references */
gCachedNfcManagerNotifyNdefMessageListeners =
e->GetMethodID(cls.get(), "notifyNdefMessageListeners",
"(Lcom/android/nfc/dhimpl/NativeNfcTag;)V");
gCachedNfcManagerNotifyHostEmuActivated =
e->GetMethodID(cls.get(), "notifyHostEmuActivated", "(I)V");
gCachedNfcManagerNotifyHostEmuData =
e->GetMethodID(cls.get(), "notifyHostEmuData", "(I[B)V");
gCachedNfcManagerNotifyHostEmuDeactivated =
e->GetMethodID(cls.get(), "notifyHostEmuDeactivated", "(I)V");
gCachedNfcManagerNotifyRfFieldActivated =
e->GetMethodID(cls.get(), "notifyRfFieldActivated", "()V");
gCachedNfcManagerNotifyRfFieldDeactivated =
e->GetMethodID(cls.get(), "notifyRfFieldDeactivated", "()V");
gCachedNfcManagerNotifyTransactionListeners = e->GetMethodID(
cls.get(), "notifyTransactionListeners", "([B[BLjava/lang/String;)V");
gCachedNfcManagerNotifyEeUpdated =
e->GetMethodID(cls.get(), "notifyEeUpdated", "()V");
gCachedNfcManagerNotifyHwErrorReported =
e->GetMethodID(cls.get(), "notifyHwErrorReported", "()V");
gCachedNfcManagerNotifyPollingLoopFrame =
e->GetMethodID(cls.get(), "notifyPollingLoopFrame", "(I[B)V");
gCachedNfcManagerNotifyVendorSpecificEvent =
e->GetMethodID(cls.get(), "notifyVendorSpecificEvent", "(II[B)V");
gCachedNfcManagerNotifyCommandTimeout =
e->GetMethodID(cls.get(), "notifyCommandTimeout", "()V");
if (nfc_jni_cache_object(e, gNativeNfcTagClassName, &(nat->cached_NfcTag)) ==
-1) {
LOG(ERROR) << StringPrintf("%s: fail cache NativeNfcTag", __func__);
return JNI_FALSE;
}
if (nfc_jni_cache_object(e, gNativeP2pDeviceClassName,
&(nat->cached_P2pDevice)) == -1) {
LOG(ERROR) << StringPrintf("%s: fail cache NativeP2pDevice", __func__);
return JNI_FALSE;
}
LOG(DEBUG) << StringPrintf("%s: exit", __func__);
return JNI_TRUE;
}
/*******************************************************************************
**
** Function: nfaDeviceManagementCallback
**
** Description: Receive device management events from stack.
** dmEvent: Device-management event ID.
** eventData: Data associated with event ID.
**
** Returns: None
**
*******************************************************************************/
void nfaDeviceManagementCallback(uint8_t dmEvent,
tNFA_DM_CBACK_DATA* eventData) {
LOG(DEBUG) << StringPrintf("%s: enter; event=0x%X", __func__, dmEvent);
switch (dmEvent) {
case NFA_DM_ENABLE_EVT: /* Result of NFA_Enable */
{
SyncEventGuard guard(sNfaEnableEvent);
LOG(DEBUG) << StringPrintf("%s: NFA_DM_ENABLE_EVT; status=0x%X", __func__,
eventData->status);
sIsNfaEnabled = eventData->status == NFA_STATUS_OK;
sIsDisabling = false;
sNfaEnableEvent.notifyOne();
} break;
case NFA_DM_DISABLE_EVT: /* Result of NFA_Disable */
{
SyncEventGuard guard(sNfaDisableEvent);
LOG(DEBUG) << StringPrintf("%s: NFA_DM_DISABLE_EVT", __func__);
sIsNfaEnabled = false;
sIsDisabling = false;
sNfaDisableEvent.notifyOne();
} break;
case NFA_DM_SET_CONFIG_EVT: // result of NFA_SetConfig
LOG(DEBUG) << StringPrintf("%s: NFA_DM_SET_CONFIG_EVT", __func__);
{
SyncEventGuard guard(gNfaSetConfigEvent);
gNfaSetConfigEvent.notifyOne();
}
break;
case NFA_DM_GET_CONFIG_EVT: /* Result of NFA_GetConfig */
LOG(DEBUG) << StringPrintf("%s: NFA_DM_GET_CONFIG_EVT", __func__);
{
SyncEventGuard guard(gNfaGetConfigEvent);
if (eventData->status == NFA_STATUS_OK &&
eventData->get_config.tlv_size <= sizeof(gConfig)) {
gCurrentConfigLen = eventData->get_config.tlv_size;
memcpy(gConfig, eventData->get_config.param_tlvs,
eventData->get_config.tlv_size);
} else {
LOG(ERROR) << StringPrintf("%s: NFA_DM_GET_CONFIG failed", __func__);
gCurrentConfigLen = 0;
}
gNfaGetConfigEvent.notifyOne();
}
break;
case NFA_DM_RF_FIELD_EVT:
LOG(DEBUG) << StringPrintf(
"%s: NFA_DM_RF_FIELD_EVT; status=0x%X; field status=%u", __func__,
eventData->rf_field.status, eventData->rf_field.rf_field_status);
if (eventData->rf_field.status == NFA_STATUS_OK) {
struct nfc_jni_native_data* nat = getNative(NULL, NULL);
if (!nat) {
LOG(ERROR) << StringPrintf("cached nat is null");
return;
}
JNIEnv* e = NULL;
ScopedAttach attach(nat->vm, &e);
if (e == NULL) {
LOG(ERROR) << StringPrintf("jni env is null");
return;
}
if (eventData->rf_field.rf_field_status == NFA_DM_RF_FIELD_ON)
e->CallVoidMethod(nat->manager,
android::gCachedNfcManagerNotifyRfFieldActivated);
else
e->CallVoidMethod(nat->manager,
android::gCachedNfcManagerNotifyRfFieldDeactivated);
}
break;
case NFA_DM_NFCC_TRANSPORT_ERR_EVT:
case NFA_DM_NFCC_TIMEOUT_EVT: {
if (dmEvent == NFA_DM_NFCC_TIMEOUT_EVT)
LOG(ERROR) << StringPrintf("%s: NFA_DM_NFCC_TIMEOUT_EVT; abort",
__func__);
else if (dmEvent == NFA_DM_NFCC_TRANSPORT_ERR_EVT)
LOG(ERROR) << StringPrintf("%s: NFA_DM_NFCC_TRANSPORT_ERR_EVT; abort",
__func__);
struct nfc_jni_native_data* nat = getNative(NULL, NULL);
JNIEnv* e = NULL;
ScopedAttach attach(nat->vm, &e);
if (e == NULL) {
LOG(ERROR) << StringPrintf("jni env is null");
return;
}
if (recovery_option && nat != NULL) {
LOG(ERROR) << StringPrintf("%s: toggle NFC state to recovery nfc",
__func__);
sIsRecovering = true;
e->CallVoidMethod(nat->manager,
android::gCachedNfcManagerNotifyHwErrorReported);
{
LOG(DEBUG) << StringPrintf(
"%s: aborting sNfaEnableDisablePollingEvent", __func__);
SyncEventGuard guard(sNfaEnableDisablePollingEvent);
sNfaEnableDisablePollingEvent.notifyOne();
}
{
LOG(DEBUG) << StringPrintf("%s: aborting sNfaEnableEvent", __func__);
SyncEventGuard guard(sNfaEnableEvent);
sNfaEnableEvent.notifyOne();
}
{
LOG(DEBUG) << StringPrintf("%s: aborting sNfaDisableEvent",
__func__);
SyncEventGuard guard(sNfaDisableEvent);
sNfaDisableEvent.notifyOne();
}
{
LOG(DEBUG) << StringPrintf("%s: aborting sNfaSetPowerSubState",
__func__);
SyncEventGuard guard(sNfaSetPowerSubState);
sNfaSetPowerSubState.notifyOne();
}
{
LOG(DEBUG) << StringPrintf("%s: aborting gNfaSetConfigEvent",
__func__);
SyncEventGuard guard(gNfaSetConfigEvent);
gNfaSetConfigEvent.notifyOne();
}
{
LOG(DEBUG) << StringPrintf("%s: aborting gNfaGetConfigEvent",
__func__);
SyncEventGuard guard(gNfaGetConfigEvent);
gNfaGetConfigEvent.notifyOne();
}
} else {
nativeNfcTag_abortWaits();
NfcTag::getInstance().abort();
sAbortConnlessWait = true;
{
LOG(DEBUG) << StringPrintf(
"%s: aborting sNfaEnableDisablePollingEvent", __func__);
SyncEventGuard guard(sNfaEnableDisablePollingEvent);
sNfaEnableDisablePollingEvent.notifyOne();
}
{
LOG(DEBUG) << StringPrintf("%s: aborting sNfaEnableEvent", __func__);
SyncEventGuard guard(sNfaEnableEvent);
sNfaEnableEvent.notifyOne();
}
{
LOG(DEBUG) << StringPrintf("%s: aborting sNfaDisableEvent",
__func__);
SyncEventGuard guard(sNfaDisableEvent);
sNfaDisableEvent.notifyOne();
}
sDiscoveryEnabled = false;
sPollingEnabled = false;
PowerSwitch::getInstance().abort();
if (!sIsDisabling && sIsNfaEnabled) {
NFA_Disable(FALSE);
sIsDisabling = true;
} else {
sIsNfaEnabled = false;
sIsDisabling = false;
}
PowerSwitch::getInstance().initialize(PowerSwitch::UNKNOWN_LEVEL);
LOG(ERROR) << StringPrintf("%s: crash NFC service", __func__);
e->CallVoidMethod(nat->manager,
android::gCachedNfcManagerNotifyCommandTimeout);
//////////////////////////////////////////////
// crash the NFC service process so it can restart automatically
abort();
//////////////////////////////////////////////
}
} break;
case NFA_DM_PWR_MODE_CHANGE_EVT:
PowerSwitch::getInstance().deviceManagementCallback(dmEvent, eventData);
break;
case NFA_DM_SET_POWER_SUB_STATE_EVT: {
LOG(DEBUG) << StringPrintf(
"%s: NFA_DM_SET_POWER_SUB_STATE_EVT; status=0x%X", __FUNCTION__,
eventData->power_sub_state.status);
SyncEventGuard guard(sNfaSetPowerSubState);
sNfaSetPowerSubState.notifyOne();
} break;
default:
LOG(DEBUG) << StringPrintf("%s: unhandled event", __func__);
break;
}
}
/*******************************************************************************
**
** Function: nfcManager_sendRawFrame
**
** Description: Send a raw frame.
** e: JVM environment.
** o: Java object.
**
** Returns: True if ok.
**
*******************************************************************************/
static jboolean nfcManager_sendRawFrame(JNIEnv* e, jobject, jbyteArray data) {
ScopedByteArrayRO bytes(e, data);
uint8_t* buf =
const_cast<uint8_t*>(reinterpret_cast<const uint8_t*>(&bytes[0]));
size_t bufLen = bytes.size();
tNFA_STATUS status = NFA_SendRawFrame(buf, bufLen, 0);
return (status == NFA_STATUS_OK);
}
/*******************************************************************************
**
** Function: nfcManager_routeAid
**
** Description: Route an AID to an EE
** e: JVM environment.
** aid: aid to be added to routing table.
** route: aid route location. i.e. DH/eSE/UICC
** aidInfo: prefix or suffix aid.
**
** Returns: True if aid is accpted by NFA Layer.
**
*******************************************************************************/
static jboolean nfcManager_routeAid(JNIEnv* e, jobject, jbyteArray aid,
jint route, jint aidInfo, jint power) {
uint8_t* buf;
size_t bufLen;
if (sIsDisabling || !sIsNfaEnabled) {
return false;
}
if (aid == NULL) {
buf = NULL;
bufLen = 0;
return RoutingManager::getInstance().addAidRouting(buf, bufLen, route,
aidInfo, power);
}
ScopedByteArrayRO bytes(e, aid);
buf = const_cast<uint8_t*>(reinterpret_cast<const uint8_t*>(&bytes[0]));
bufLen = bytes.size();
return RoutingManager::getInstance().addAidRouting(buf, bufLen, route,
aidInfo, power);
}
/*******************************************************************************
**
** Function: nfcManager_unrouteAid
**
** Description: Remove a AID routing
** e: JVM environment.
** o: Java object.
**
** Returns: True if ok.
**
*******************************************************************************/
static jboolean nfcManager_unrouteAid(JNIEnv* e, jobject, jbyteArray aid) {
uint8_t* buf;
size_t bufLen;
if (sIsDisabling || !sIsNfaEnabled) {
return false;
}
if (aid == NULL) {
buf = NULL;
bufLen = 0;
return RoutingManager::getInstance().removeAidRouting(buf, bufLen);
}
ScopedByteArrayRO bytes(e, aid);
buf = const_cast<uint8_t*>(reinterpret_cast<const uint8_t*>(&bytes[0]));
bufLen = bytes.size();
return RoutingManager::getInstance().removeAidRouting(buf, bufLen);
}
/*******************************************************************************
**
** Function: nfcManager_commitRouting
**
** Description: Sends the AID routing table to the controller
** e: JVM environment.
** o: Java object.
**
** Returns: True if ok.
**
*******************************************************************************/
static jboolean nfcManager_commitRouting(JNIEnv* e, jobject) {
if (sRfEnabled) {
/*Update routing table only in Idle state.*/
startRfDiscovery(false);
}
jboolean commitStatus = RoutingManager::getInstance().commitRouting();
startRfDiscovery(true);
return commitStatus;
}
void static nfaVSCallback(uint8_t event, uint16_t param_len, uint8_t* p_param) {
switch (event & NCI_OID_MASK) {
case NCI_MSG_PROP_ANDROID: {
uint8_t android_sub_opcode = p_param[3];
switch (android_sub_opcode) {
case NCI_ANDROID_POLLING_FRAME_NTF: {
struct nfc_jni_native_data* nat = getNative(NULL, NULL);
if (!nat) {
LOG(ERROR) << StringPrintf("cached nat is null");
return;
}
JNIEnv* e = NULL;
ScopedAttach attach(nat->vm, &e);
if (e == NULL) {
LOG(ERROR) << StringPrintf("jni env is null");
return;
}
ScopedLocalRef<jobject> dataJavaArray(e, e->NewByteArray(param_len));
if (dataJavaArray.get() == NULL) {
LOG(ERROR) << "fail allocate array";
return;
}
e->SetByteArrayRegion((jbyteArray)dataJavaArray.get(), 0, param_len,
(jbyte*)(p_param));
if (e->ExceptionCheck()) {
e->ExceptionClear();
LOG(ERROR) << "failed to fill array";
return;
}
e->CallVoidMethod(nat->manager,
android::gCachedNfcManagerNotifyPollingLoopFrame,
(jint)param_len, dataJavaArray.get());
} break;
default:
LOG(DEBUG) << StringPrintf("Unknown Android sub opcode %x",
android_sub_opcode);
}
} break;
default: {
struct nfc_jni_native_data* nat = getNative(NULL, NULL);
if (!nat) {
LOG(ERROR) << StringPrintf("%s: cached nat is null", __FUNCTION__);
return;
}
JNIEnv* e = NULL;
ScopedAttach attach(nat->vm, &e);
if (e == NULL) {
LOG(ERROR) << StringPrintf("%s: jni env is null", __FUNCTION__);
return;
}
ScopedLocalRef<jobject> dataJavaArray(e, e->NewByteArray(param_len));
if (dataJavaArray.get() == NULL) {
LOG(ERROR) << StringPrintf("%s: fail allocate array", __FUNCTION__);
return;
}
e->SetByteArrayRegion((jbyteArray)dataJavaArray.get(), 0, param_len, (jbyte*)(p_param));
if (e->ExceptionCheck()) {
e->ExceptionClear();
LOG(ERROR) << StringPrintf("%s failed to fill array", __FUNCTION__);
return;
}
e->CallVoidMethod(nat->manager, android::gCachedNfcManagerNotifyVendorSpecificEvent,
(jint)event, (jint)param_len, dataJavaArray.get());
} break;
}
}
static void nfaSendRawVsCmdCallback(uint8_t event, uint16_t param_len,
uint8_t* p_param) {
if (param_len == 5) {
gVSCmdStatus = p_param[4];
} else {
gVSCmdStatus = NFA_STATUS_FAILED;
}
SyncEventGuard guard(gNfaVsCommand);
gNfaVsCommand.notifyOne();
}
static jboolean nfcManager_setObserveMode(JNIEnv* e, jobject, jboolean enable) {
bool reenbleDiscovery = false;
if (sRfEnabled) {
startRfDiscovery(false);
reenbleDiscovery = true;
}
uint8_t cmd[] = {
(NCI_MT_CMD << NCI_MT_SHIFT) | NCI_GID_PROP, NCI_MSG_PROP_ANDROID,
NCI_ANDROID_PASSIVE_OBSERVER_PARAM_SIZE, NCI_ANDROID_PASSIVE_OBSERVER,
static_cast<uint8_t>(enable != JNI_FALSE
? NCI_ANDROID_PASSIVE_OBSERVER_PARAM_ENABLE
: NCI_ANDROID_PASSIVE_OBSERVER_PARAM_DISABLE)};
tNFA_STATUS status =
NFA_SendRawVsCommand(sizeof(cmd), cmd, nfaSendRawVsCmdCallback);
if (status == NFA_STATUS_OK) {
gNfaVsCommand.wait();
} else {
LOG(DEBUG) << StringPrintf("%s: Failed to set observe mode ", __FUNCTION__);
gVSCmdStatus = NFA_STATUS_FAILED;
}
if (reenbleDiscovery) {
startRfDiscovery(true);
}
return gVSCmdStatus == NFA_STATUS_OK;
}
/*******************************************************************************
**
** Function: nfcManager_doRegisterT3tIdentifier
**
** Description: Registers LF_T3T_IDENTIFIER for NFC-F.
** e: JVM environment.
** o: Java object.
** t3tIdentifier: LF_T3T_IDENTIFIER value (10 or 18 bytes)
**
** Returns: Handle retrieve from RoutingManager.
**
*******************************************************************************/
static jint nfcManager_doRegisterT3tIdentifier(JNIEnv* e, jobject,
jbyteArray t3tIdentifier) {
LOG(DEBUG) << StringPrintf("%s: enter", __func__);
ScopedByteArrayRO bytes(e, t3tIdentifier);
uint8_t* buf =
const_cast<uint8_t*>(reinterpret_cast<const uint8_t*>(&bytes[0]));
size_t bufLen = bytes.size();
int handle = RoutingManager::getInstance().registerT3tIdentifier(buf, bufLen);
LOG(DEBUG) << StringPrintf("%s: handle=%d", __func__, handle);
if (handle != NFA_HANDLE_INVALID)
RoutingManager::getInstance().commitRouting();
LOG(DEBUG) << StringPrintf("%s: exit", __func__);
return handle;
}
/*******************************************************************************
**
** Function: nfcManager_doDeregisterT3tIdentifier
**
** Description: Deregisters LF_T3T_IDENTIFIER for NFC-F.
** e: JVM environment.
** o: Java object.
** handle: Handle retrieve from libnfc-nci.
**
** Returns: None
**
*******************************************************************************/
static void nfcManager_doDeregisterT3tIdentifier(JNIEnv*, jobject,
jint handle) {
LOG(DEBUG) << StringPrintf("%s: enter; handle=%d", __func__, handle);
RoutingManager::getInstance().deregisterT3tIdentifier(handle);
RoutingManager::getInstance().commitRouting();
LOG(DEBUG) << StringPrintf("%s: exit", __func__);
}
/*******************************************************************************
**
** Function: nfcManager_getLfT3tMax
**
** Description: Returns LF_T3T_MAX value.
** e: JVM environment.
** o: Java object.
**
** Returns: LF_T3T_MAX value.
**
*******************************************************************************/
static jint nfcManager_getLfT3tMax(JNIEnv*, jobject) {
LOG(DEBUG) << StringPrintf("%s: enter", __func__);
LOG(DEBUG) << StringPrintf("LF_T3T_MAX=%d", sLfT3tMax);
LOG(DEBUG) << StringPrintf("%s: exit", __func__);
return sLfT3tMax;
}
/*******************************************************************************
**
** Function: nfcManager_doInitialize
**
** Description: Turn on NFC.
** e: JVM environment.
** o: Java object.
**
** Returns: True if ok.
**
*******************************************************************************/
static jboolean nfcManager_doInitialize(JNIEnv* e, jobject o) {
initializeGlobalDebugEnabledFlag();
tNFA_STATUS stat = NFA_STATUS_OK;
sIsRecovering = false;
PowerSwitch& powerSwitch = PowerSwitch::getInstance();
if (sIsNfaEnabled) {
LOG(DEBUG) << StringPrintf("%s: already enabled", __func__);
goto TheEnd;
}
powerSwitch.initialize(PowerSwitch::FULL_POWER);
{
NfcAdaptation& theInstance = NfcAdaptation::GetInstance();
theInstance.Initialize(); // start GKI, NCI task, NFC task
{
SyncEventGuard guard(sNfaEnableEvent);
tHAL_NFC_ENTRY* halFuncEntries = theInstance.GetHalEntryFuncs();
NFA_Init(halFuncEntries);
stat = NFA_Enable(nfaDeviceManagementCallback, nfaConnectionCallback);
if (stat == NFA_STATUS_OK) {
sNfaEnableEvent.wait(); // wait for NFA command to finish
}
}
if (stat == NFA_STATUS_OK) {
// sIsNfaEnabled indicates whether stack started successfully
if (sIsNfaEnabled) {
sRoutingInitialized =
RoutingManager::getInstance().initialize(getNative(e, o));
nativeNfcTag_registerNdefTypeHandler();
NfcTag::getInstance().initialize(getNative(e, o));
HciEventManager::getInstance().initialize(getNative(e, o));
/////////////////////////////////////////////////////////////////////////////////
// Add extra configuration here (work-arounds, etc.)
if (gIsDtaEnabled == true) {
uint8_t configData = 0;
configData = 0x01; /* Poll NFC-DEP : Highest Available Bit Rates */
NFA_SetConfig(NCI_PARAM_ID_BITR_NFC_DEP, sizeof(uint8_t),
&configData);
configData = 0x0B; /* Listen NFC-DEP : Waiting Time */
NFA_SetConfig(NFC_PMID_WT, sizeof(uint8_t), &configData);
configData = 0x0F; /* Specific Parameters for NFC-DEP RF Interface */
NFA_SetConfig(NCI_PARAM_ID_NFC_DEP_OP, sizeof(uint8_t), &configData);
}
struct nfc_jni_native_data* nat = getNative(e, o);
if (nat) {
nat->tech_mask =
NfcConfig::getUnsigned(NAME_POLLING_TECH_MASK, DEFAULT_TECH_MASK);
LOG(DEBUG) << StringPrintf("%s: tag polling tech mask=0x%X", __func__,
nat->tech_mask);
// if this value exists, set polling interval.
nat->discovery_duration = NfcConfig::getUnsigned(
NAME_NFA_DM_DISC_DURATION_POLL, DEFAULT_DISCOVERY_DURATION);
NFA_SetRfDiscoveryDuration(nat->discovery_duration);
} else {
LOG(ERROR) << StringPrintf("nat is null");
}
// get LF_T3T_MAX
{
SyncEventGuard guard(gNfaGetConfigEvent);
tNFA_PMID configParam[1] = {NCI_PARAM_ID_LF_T3T_MAX};
stat = NFA_GetConfig(1, configParam);
if (stat == NFA_STATUS_OK) {
gNfaGetConfigEvent.wait();
if (gCurrentConfigLen >= 4 ||
gConfig[1] == NCI_PARAM_ID_LF_T3T_MAX) {
LOG(DEBUG) << StringPrintf("%s: lfT3tMax=%d", __func__,
gConfig[3]);
sLfT3tMax = gConfig[3];
}
}
}
prevScreenState = NFA_SCREEN_STATE_OFF_LOCKED;
// Do custom NFCA startup configuration.
doStartupConfig();
#ifdef DTA_ENABLED
NfcDta::getInstance().setNfccConfigParams();
#endif /* DTA_ENABLED */
goto TheEnd;
}
}
LOG(ERROR) << StringPrintf("%s: fail nfa enable; error=0x%X", __func__,
stat);
if (sIsNfaEnabled) {
stat = NFA_Disable(FALSE /* ungraceful */);
}
theInstance.Finalize();
}
TheEnd:
if (sIsNfaEnabled) {
PowerSwitch::getInstance().setLevel(PowerSwitch::LOW_POWER);
if (android_nfc_nfc_read_polling_loop() || android_nfc_nfc_vendor_cmd()) {
NFA_RegVSCback(true, &nfaVSCallback);
}
}
LOG(DEBUG) << StringPrintf("%s: exit", __func__);
return sIsNfaEnabled ? JNI_TRUE : JNI_FALSE;
}
static void nfcManager_doEnableDtaMode(JNIEnv*, jobject) {
gIsDtaEnabled = true;
}
static void nfcManager_doDisableDtaMode(JNIEnv*, jobject) {
gIsDtaEnabled = false;
}
static void nfcManager_doFactoryReset(JNIEnv*, jobject) {
NfcAdaptation& theInstance = NfcAdaptation::GetInstance();
theInstance.FactoryReset();
}
static void nfcManager_doShutdown(JNIEnv*, jobject) {
NfcAdaptation& theInstance = NfcAdaptation::GetInstance();
theInstance.DeviceShutdown();
}
static void nfcManager_configNfccConfigControl(bool flag) {
// configure NFCC_CONFIG_CONTROL- NFCC allowed to manage RF configuration.
if (NFC_GetNCIVersion() != NCI_VERSION_1_0) {
uint8_t nfa_set_config[] = { 0x00 };
nfa_set_config[0] = (flag == true ? 1 : 0);
tNFA_STATUS status = NFA_SetConfig(NCI_PARAM_ID_NFCC_CONFIG_CONTROL,
sizeof(nfa_set_config),
&nfa_set_config[0]);
if (status != NFA_STATUS_OK) {
LOG(ERROR) << __func__
<< ": Failed to configure NFCC_CONFIG_CONTROL";
}
}
}
/*******************************************************************************
**
** Function: nfcManager_enableDiscovery
**
** Description: Start polling and listening for devices.
** e: JVM environment.
** o: Java object.
** technologies_mask: the bitmask of technologies for which to
*enable discovery
** enable_lptd: whether to enable low power polling (default:
*false)
**
** Returns: None
**
*******************************************************************************/
static void nfcManager_enableDiscovery(JNIEnv* e, jobject o,
jint technologies_mask,
jboolean enable_lptd,
jboolean reader_mode,
jboolean enable_host_routing,
jboolean enable_p2p, jboolean restart) {
tNFA_TECHNOLOGY_MASK tech_mask = DEFAULT_TECH_MASK;
struct nfc_jni_native_data* nat = getNative(e, o);
if (technologies_mask == -1 && nat)
tech_mask = (tNFA_TECHNOLOGY_MASK)nat->tech_mask;
else if (technologies_mask != -1)
tech_mask = (tNFA_TECHNOLOGY_MASK)technologies_mask;
LOG(DEBUG) << StringPrintf("%s: enter; tech_mask = %02x", __func__,
tech_mask);
if (sDiscoveryEnabled && !restart) {
LOG(ERROR) << StringPrintf("%s: already discovering", __func__);
return;
}
PowerSwitch::getInstance().setLevel(PowerSwitch::FULL_POWER);
if (sRfEnabled) {
// Stop RF discovery to reconfigure
startRfDiscovery(false);
}
// Check polling configuration
if (tech_mask != 0) {
stopPolling_rfDiscoveryDisabled();
startPolling_rfDiscoveryDisabled(tech_mask);
if (sPollingEnabled) {
if (reader_mode && !sReaderModeEnabled) {
sReaderModeEnabled = true;
NFA_DisableListening();
// configure NFCC_CONFIG_CONTROL- NFCC not allowed to manage RF configuration.
nfcManager_configNfccConfigControl(false);
NFA_SetRfDiscoveryDuration(READER_MODE_DISCOVERY_DURATION);
} else if (!reader_mode && sReaderModeEnabled) {
struct nfc_jni_native_data* nat = getNative(e, o);
sReaderModeEnabled = false;
NFA_EnableListening();
// configure NFCC_CONFIG_CONTROL- NFCC allowed to manage RF configuration.
nfcManager_configNfccConfigControl(true);
if (nat) {
NFA_SetRfDiscoveryDuration(nat->discovery_duration);
} else {
LOG(ERROR) << StringPrintf("nat is null");
}
}
}
} else {
if (!reader_mode && sReaderModeEnabled) {
LOG(DEBUG) << StringPrintf(
"%s: if reader mode disable, enable listen again", __func__);
struct nfc_jni_native_data* nat = getNative(e, o);
sReaderModeEnabled = false;
NFA_EnableListening();
// configure NFCC_CONFIG_CONTROL- NFCC allowed to manage RF configuration.
nfcManager_configNfccConfigControl(true);
if (nat) {
NFA_SetRfDiscoveryDuration(nat->discovery_duration);
} else {
LOG(ERROR) << StringPrintf("nat is null");
}
}
// No technologies configured, stop polling
stopPolling_rfDiscoveryDisabled();
}
// Check listen configuration
if (enable_host_routing) {
RoutingManager::getInstance().enableRoutingToHost();
RoutingManager::getInstance().commitRouting();
} else {
RoutingManager::getInstance().disableRoutingToHost();
RoutingManager::getInstance().commitRouting();
}
// Actually start discovery.
startRfDiscovery(true);
sDiscoveryEnabled = true;
PowerSwitch::getInstance().setModeOn(PowerSwitch::DISCOVERY);
LOG(DEBUG) << StringPrintf("%s: exit", __func__);
}
/*******************************************************************************
**
** Function: nfcManager_disableDiscovery
**
** Description: Stop polling and listening for devices.
** e: JVM environment.
** o: Java object.
**
** Returns: None
**
*******************************************************************************/
void nfcManager_disableDiscovery(JNIEnv* e, jobject o) {
tNFA_STATUS status = NFA_STATUS_OK;
LOG(DEBUG) << StringPrintf("%s: enter;", __func__);
if (sDiscoveryEnabled == false) {
LOG(DEBUG) << StringPrintf("%s: already disabled", __func__);
goto TheEnd;
}
// Stop RF Discovery.
startRfDiscovery(false);
sDiscoveryEnabled = false;
if (sPollingEnabled) status = stopPolling_rfDiscoveryDisabled();
// if nothing is active after this, then tell the controller to power down
if (!PowerSwitch::getInstance().setModeOff(PowerSwitch::DISCOVERY))
PowerSwitch::getInstance().setLevel(PowerSwitch::LOW_POWER);
TheEnd:
LOG(DEBUG) << StringPrintf("%s: exit: Status = 0x%X", __func__, status);
}
/*******************************************************************************
**
** Function: nfcManager_doDeinitialize
**
** Description: Turn off NFC.
** e: JVM environment.
** o: Java object.
**
** Returns: True if ok.
**
*******************************************************************************/
static jboolean nfcManager_doDeinitialize(JNIEnv*, jobject) {
LOG(DEBUG) << StringPrintf("%s: enter", __func__);
sIsDisabling = true;
if (!recovery_option || !sIsRecovering) {
RoutingManager::getInstance().onNfccShutdown();
}
PowerSwitch::getInstance().initialize(PowerSwitch::UNKNOWN_LEVEL);
HciEventManager::getInstance().finalize();
if (sIsNfaEnabled) {
SyncEventGuard guard(sNfaDisableEvent);
tNFA_STATUS stat = NFA_Disable(TRUE /* graceful */);
if (stat == NFA_STATUS_OK) {
LOG(DEBUG) << StringPrintf("%s: wait for completion", __func__);
sNfaDisableEvent.wait(); // wait for NFA command to finish
} else {
LOG(ERROR) << StringPrintf("%s: fail disable; error=0x%X", __func__,
stat);
}
}
nativeNfcTag_abortWaits();
NfcTag::getInstance().abort();
sAbortConnlessWait = true;
sIsNfaEnabled = false;
sRoutingInitialized = false;
sDiscoveryEnabled = false;
sPollingEnabled = false;
sIsDisabling = false;
sReaderModeEnabled = false;
gActivated = false;
sLfT3tMax = 0;
{
// unblock NFA_EnablePolling() and NFA_DisablePolling()
SyncEventGuard guard(sNfaEnableDisablePollingEvent);
sNfaEnableDisablePollingEvent.notifyOne();
}
NfcAdaptation& theInstance = NfcAdaptation::GetInstance();
theInstance.Finalize();
LOG(DEBUG) << StringPrintf("%s: exit", __func__);
return JNI_TRUE;
}
/*******************************************************************************
**
** Function: isListenMode
**
** Description: Indicates whether the activation data indicates it is
** listen mode.
**
** Returns: True if this listen mode.
**
*******************************************************************************/
static bool isListenMode(tNFA_ACTIVATED& activated) {
return (
(NFC_DISCOVERY_TYPE_LISTEN_A ==
activated.activate_ntf.rf_tech_param.mode) ||
(NFC_DISCOVERY_TYPE_LISTEN_B ==
activated.activate_ntf.rf_tech_param.mode) ||
(NFC_DISCOVERY_TYPE_LISTEN_F ==
activated.activate_ntf.rf_tech_param.mode) ||
(NFC_DISCOVERY_TYPE_LISTEN_A_ACTIVE ==
activated.activate_ntf.rf_tech_param.mode) ||
(NFC_DISCOVERY_TYPE_LISTEN_F_ACTIVE ==
activated.activate_ntf.rf_tech_param.mode) ||
(NFC_DISCOVERY_TYPE_LISTEN_ISO15693 ==
activated.activate_ntf.rf_tech_param.mode) ||
(NFC_DISCOVERY_TYPE_LISTEN_B_PRIME ==
activated.activate_ntf.rf_tech_param.mode) ||
(NFC_INTERFACE_EE_DIRECT_RF == activated.activate_ntf.intf_param.type));
}
/*******************************************************************************
**
** Function: nfcManager_doAbort
**
** Description: Not used.
**
** Returns: None
**
*******************************************************************************/
static void nfcManager_doAbort(JNIEnv* e, jobject, jstring msg) {
ScopedUtfChars message = {e, msg};
e->FatalError(message.c_str());
abort(); // <-- Unreachable
}
/*******************************************************************************
**
** Function: nfcManager_doDownload
**
** Description: Download firmware patch files. Do not turn on NFC.
**
** Returns: True if ok.
**
*******************************************************************************/
static jboolean nfcManager_doDownload(JNIEnv*, jobject) {
LOG(DEBUG) << StringPrintf("%s: enter", __func__);
NfcAdaptation& theInstance = NfcAdaptation::GetInstance();
bool result = JNI_FALSE;
theInstance.Initialize(); // start GKI, NCI task, NFC task
result = theInstance.DownloadFirmware();
theInstance.Finalize();
LOG(DEBUG) << StringPrintf("%s: exit", __func__);
return result;
}
/*******************************************************************************
**
** Function: nfcManager_doResetTimeouts
**
** Description: Not used.
**
** Returns: None
**
*******************************************************************************/
static void nfcManager_doResetTimeouts(JNIEnv*, jobject) {
LOG(DEBUG) << StringPrintf("%s", __func__);
NfcTag::getInstance().resetAllTransceiveTimeouts();
}
/*******************************************************************************
**
** Function: nfcManager_doSetTimeout
**
** Description: Set timeout value.
** e: JVM environment.
** o: Java object.
** tech: technology ID.
** timeout: Timeout value.
**
** Returns: True if ok.
**
*******************************************************************************/
static bool nfcManager_doSetTimeout(JNIEnv*, jobject, jint tech, jint timeout) {
if (timeout <= 0) {
LOG(ERROR) << StringPrintf("%s: Timeout must be positive.", __func__);
return false;
}
LOG(DEBUG) << StringPrintf("%s: tech=%d, timeout=%d", __func__, tech,
timeout);
NfcTag::getInstance().setTransceiveTimeout(tech, timeout);
return true;
}
/*******************************************************************************
**
** Function: nfcManager_doGetTimeout
**
** Description: Get timeout value.
** e: JVM environment.
** o: Java object.
** tech: technology ID.
**
** Returns: Timeout value.
**
*******************************************************************************/
static jint nfcManager_doGetTimeout(JNIEnv*, jobject, jint tech) {
int timeout = NfcTag::getInstance().getTransceiveTimeout(tech);
LOG(DEBUG) << StringPrintf("%s: tech=%d, timeout=%d", __func__, tech,
timeout);
return timeout;
}
/*******************************************************************************
**
** Function: nfcManager_doDump
**
** Description: Get libnfc-nci dump
** e: JVM environment.
** obj: Java object.
** fdobj: File descriptor to be used
**
** Returns: Void
**
*******************************************************************************/
static void nfcManager_doDump(JNIEnv* e, jobject obj, jobject fdobj) {
int fd = jniGetFDFromFileDescriptor(e, fdobj);
if (fd < 0) return;
NfcAdaptation& theInstance = NfcAdaptation::GetInstance();
theInstance.Dump(fd);
}
static jint nfcManager_doGetNciVersion(JNIEnv*, jobject) {
return NFC_GetNCIVersion();
}
static void nfcManager_doSetScreenState(JNIEnv* e, jobject o,
jint screen_state_mask) {
tNFA_STATUS status = NFA_STATUS_OK;
uint8_t state = (screen_state_mask & NFA_SCREEN_STATE_MASK);
uint8_t discovry_param =
NCI_LISTEN_DH_NFCEE_ENABLE_MASK | NCI_POLLING_DH_ENABLE_MASK;
LOG(DEBUG) << StringPrintf(
"%s: state = %d prevScreenState= %d, discovry_param = %d", __FUNCTION__,
state, prevScreenState, discovry_param);
if (prevScreenState == state) {
LOG(DEBUG) << StringPrintf(
"New screen state is same as previous state. No action taken");
return;
}
if (sIsDisabling || !sIsNfaEnabled ||
(NFC_GetNCIVersion() != NCI_VERSION_2_0)) {
prevScreenState = state;
return;
}
// skip remaining SetScreenState tasks when trying to silent recover NFCC
if (recovery_option && sIsRecovering) {
prevScreenState = state;
return;
}
if (prevScreenState == NFA_SCREEN_STATE_OFF_LOCKED ||
prevScreenState == NFA_SCREEN_STATE_OFF_UNLOCKED ||
prevScreenState == NFA_SCREEN_STATE_ON_LOCKED) {
SyncEventGuard guard(sNfaSetPowerSubState);
status = NFA_SetPowerSubStateForScreenState(state);
if (status != NFA_STATUS_OK) {
LOG(ERROR) << StringPrintf("%s: fail enable SetScreenState; error=0x%X",
__FUNCTION__, status);
return;
} else {
sNfaSetPowerSubState.wait();
}
}
// skip remaining SetScreenState tasks when trying to silent recover NFCC
if (recovery_option && sIsRecovering) {
prevScreenState = state;
return;
}
if (state == NFA_SCREEN_STATE_OFF_LOCKED ||
state == NFA_SCREEN_STATE_OFF_UNLOCKED) {
// disable poll and enable listen on DH 0x00
discovry_param =
NCI_POLLING_DH_DISABLE_MASK | NCI_LISTEN_DH_NFCEE_ENABLE_MASK;
}
if (state == NFA_SCREEN_STATE_ON_LOCKED) {
// disable poll and enable listen on DH 0x00
discovry_param =
(screen_state_mask & NFA_SCREEN_POLLING_TAG_MASK)
? (NCI_LISTEN_DH_NFCEE_ENABLE_MASK | NCI_POLLING_DH_ENABLE_MASK)
: (NCI_POLLING_DH_DISABLE_MASK | NCI_LISTEN_DH_NFCEE_ENABLE_MASK);
}
if (state == NFA_SCREEN_STATE_ON_UNLOCKED) {
// enable both poll and listen on DH 0x01
discovry_param =
NCI_LISTEN_DH_NFCEE_ENABLE_MASK | NCI_POLLING_DH_ENABLE_MASK;
}
SyncEventGuard guard(gNfaSetConfigEvent);
status = NFA_SetConfig(NCI_PARAM_ID_CON_DISCOVERY_PARAM,
NCI_PARAM_LEN_CON_DISCOVERY_PARAM, &discovry_param);
if (status == NFA_STATUS_OK) {
gNfaSetConfigEvent.wait();
} else {
LOG(ERROR) << StringPrintf("%s: Failed to update CON_DISCOVER_PARAM",
__FUNCTION__);
return;
}
// skip remaining SetScreenState tasks when trying to silent recover NFCC
if (recovery_option && sIsRecovering) {
prevScreenState = state;
return;
}
if (prevScreenState == NFA_SCREEN_STATE_ON_UNLOCKED) {
SyncEventGuard guard(sNfaSetPowerSubState);
status = NFA_SetPowerSubStateForScreenState(state);
if (status != NFA_STATUS_OK) {
LOG(ERROR) << StringPrintf("%s: fail enable SetScreenState; error=0x%X",
__FUNCTION__, status);
} else {
sNfaSetPowerSubState.wait();
}
}
// skip remaining SetScreenState tasks when trying to silent recover NFCC
if (recovery_option && sIsRecovering) {
prevScreenState = state;
return;
}
if ((state == NFA_SCREEN_STATE_OFF_LOCKED ||
state == NFA_SCREEN_STATE_OFF_UNLOCKED) &&
(prevScreenState == NFA_SCREEN_STATE_ON_UNLOCKED ||
prevScreenState == NFA_SCREEN_STATE_ON_LOCKED) &&
(!sSeRfActive)) {
// screen turns off, disconnect tag if connected
nativeNfcTag_doDisconnect(NULL, NULL);
}
prevScreenState = state;
}
static void nfcManager_doEnableScreenOffSuspend(JNIEnv* e, jobject o) {
PowerSwitch::getInstance().setScreenOffPowerState(
PowerSwitch::POWER_STATE_FULL);
}
static void nfcManager_doDisableScreenOffSuspend(JNIEnv* e, jobject o) {
PowerSwitch::getInstance().setScreenOffPowerState(
PowerSwitch::POWER_STATE_OFF);
}
/*******************************************************************************
**
** Function: nfcManager_getIsoDepMaxTransceiveLength
**
** Description: Get maximum ISO DEP Transceive Length supported by the NFC
** chip. Returns default 261 bytes if the property is not set.
**
** Returns: max value.
**
*******************************************************************************/
static jint nfcManager_getIsoDepMaxTransceiveLength(JNIEnv*, jobject) {
/* Check if extended APDU is supported by the chip.
* If not, default value is returned.
* The maximum length of a default IsoDep frame consists of:
* CLA, INS, P1, P2, LC, LE + 255 payload bytes = 261 bytes
*/
return NfcConfig::getUnsigned(NAME_ISO_DEP_MAX_TRANSCEIVE, 261);
}
/*******************************************************************************
**
** Function: nfcManager_getAidTableSize
** Description: Get the maximum supported size for AID routing table.
**
** e: JVM environment.
** o: Java object.
**
*******************************************************************************/
static jint nfcManager_getAidTableSize(JNIEnv*, jobject) {
return NFA_GetAidTableSize();
}
/*******************************************************************************
**
** Function: nfcManager_doStartStopPolling
**
** Description: Start or stop NFC RF polling
** e: JVM environment.
** o: Java object.
** start: start or stop RF polling
**
** Returns: None
**
*******************************************************************************/
static void nfcManager_doStartStopPolling(JNIEnv* e, jobject o,
jboolean start) {
startStopPolling(start);
}
/*******************************************************************************
**
** Function: nfcManager_doSetNfcSecure
**
** Description: Set NfcSecure enable/disable.
** e: JVM environment.
** o: Java object.
** enable: Sets true/false to enable/disable NfcSecure
** It only updates the routing table cache without commit to
** NFCC.
**
** Returns: True always
**
*******************************************************************************/
static jboolean nfcManager_doSetNfcSecure(JNIEnv* e, jobject o,
jboolean enable) {
RoutingManager& routingManager = RoutingManager::getInstance();
routingManager.setNfcSecure(enable);
if (sRoutingInitialized) {
routingManager.disableRoutingToHost();
routingManager.updateRoutingTable();
routingManager.enableRoutingToHost();
}
return true;
}
static void nfcManager_doSetNfceePowerAndLinkCtrl(JNIEnv* e, jobject o,
jboolean enable) {
RoutingManager& routingManager = RoutingManager::getInstance();
if (enable) {
routingManager.eeSetPwrAndLinkCtrl((uint8_t)nfcee_power_and_link_conf);
} else {
routingManager.eeSetPwrAndLinkCtrl(0);
}
}
/*******************************************************************************
**
** Function: nfcManager_doGetMaxRoutingTableSize
**
** Description: Retrieve the max routing table size from cache
** e: JVM environment.
** o: Java object.
**
** Returns: Max Routing Table size
**
*******************************************************************************/
static jint nfcManager_doGetMaxRoutingTableSize(JNIEnv* e, jobject o) {
return lmrt_get_max_size();
}
/*******************************************************************************
**
** Function: nfcManager_doGetRoutingTable
**
** Description: Retrieve the committed listen mode routing configuration
** e: JVM environment.
** o: Java object.
**
** Returns: Committed listen mode routing configuration
**
*******************************************************************************/
static jbyteArray nfcManager_doGetRoutingTable(JNIEnv* e, jobject o) {
std::vector<uint8_t>* routingTable = lmrt_get_tlvs();
CHECK(e);
jbyteArray rtJavaArray = e->NewByteArray((*routingTable).size());
CHECK(rtJavaArray);
e->SetByteArrayRegion(rtJavaArray, 0, (*routingTable).size(),
(jbyte*)&(*routingTable)[0]);
return rtJavaArray;
}
static void nfcManager_clearRoutingEntry(JNIEnv* e, jobject o,
jint clearFlags) {
LOG(DEBUG) << StringPrintf("%s: clearFlags=0x%X", __func__, clearFlags);
RoutingManager::getInstance().disableRoutingToHost();
RoutingManager::getInstance().clearRoutingEntry(clearFlags);
}
static void nfcManager_updateIsoDepProtocolRoute(JNIEnv* e, jobject o,
jint route) {
LOG(DEBUG) << StringPrintf("%s: clearFlags=0x%X", __func__, route);
RoutingManager::getInstance().updateIsoDepProtocolRoute(route);
}
static void nfcManager_updateTechnologyABRoute(JNIEnv* e, jobject o,
jint route) {
LOG(DEBUG) << StringPrintf("%s: clearFlags=0x%X", __func__, route);
RoutingManager::getInstance().updateTechnologyABRoute(route);
}
/*******************************************************************************
**
** Function: nfcManager_setDiscoveryTech
**
** Description: Temporarily changes the RF parameter
** pollTech: RF tech parameters for poll mode
** listenTech: RF tech parameters for listen mode
**
** Returns: None.
**
*******************************************************************************/
static void nfcManager_setDiscoveryTech(JNIEnv* e, jobject o, jint pollTech,
jint listenTech) {
tNFA_STATUS nfaStat;
bool isRevertPoll = false;
bool isRevertListen = false;
LOG(DEBUG) << StringPrintf("%s pollTech = 0x%x, listenTech = 0x%x", __func__,
pollTech, listenTech);
if (pollTech < 0) isRevertPoll = true;
if (listenTech < 0) isRevertListen = true;
nativeNfcTag_acquireRfInterfaceMutexLock();
SyncEventGuard guard(sNfaEnableDisablePollingEvent);
nfaStat = NFA_ChangeDiscoveryTech(pollTech, listenTech, isRevertPoll,
isRevertListen);
if (nfaStat == NFA_STATUS_OK) {
// wait for NFA_LISTEN_DISABLED_EVT
sNfaEnableDisablePollingEvent.wait();
} else {
LOG(ERROR) << StringPrintf("%s: fail disable polling; error=0x%X", __func__,
nfaStat);
}
nativeNfcTag_releaseRfInterfaceMutexLock();
}
/*******************************************************************************
**
** Function: nfcManager_resetDiscoveryTech
**
** Description: Restores the RF tech to the state before
** nfcManager_setDiscoveryTech was called
**
** Returns: None.
**
*******************************************************************************/
static void nfcManager_resetDiscoveryTech(JNIEnv* e, jobject o) {
tNFA_STATUS nfaStat;
LOG(DEBUG) << StringPrintf("%s : enter", __func__);
nativeNfcTag_acquireRfInterfaceMutexLock();
SyncEventGuard guard(sNfaEnableDisablePollingEvent);
nfaStat = NFA_ChangeDiscoveryTech(0xFF, 0xFF, true, true);
if (nfaStat == NFA_STATUS_OK) {
// wait for NFA_LISTEN_DISABLED_EVT
sNfaEnableDisablePollingEvent.wait();
} else {
LOG(ERROR) << StringPrintf("%s: fail disable polling; error=0x%X", __func__,
nfaStat);
}
nativeNfcTag_releaseRfInterfaceMutexLock();
}
static jobject nfcManager_nativeSendRawVendorCmd(JNIEnv* env, jobject o,
jint mt, jint gid, jint oid,
jbyteArray payload) {
LOG(DEBUG) << StringPrintf("%s : enter", __func__);
ScopedByteArrayRO payloaBytes(env, payload);
ScopedLocalRef<jclass> cls(env,
env->FindClass(gNfcVendorNciResponseClassName));
jmethodID responseConstructor =
env->GetMethodID(cls.get(), "<init>", "(BII[B)V");
jbyte mStatus = NFA_STATUS_FAILED;
jint resGid = 0;
jint resOid = 0;
jbyteArray resPayload = nullptr;
sRawVendorCmdResponse.clear();
std::vector<uint8_t> command;
command.push_back((uint8_t)((mt << NCI_MT_SHIFT) | gid));
command.push_back((uint8_t)oid);
if (payloaBytes.size() > 0) {
command.push_back((uint8_t)payloaBytes.size());
command.insert(command.end(), &payloaBytes[0],
&payloaBytes[payloaBytes.size()]);
} else {
return env->NewObject(cls.get(), responseConstructor, mStatus, resGid,
resOid, resPayload);
}
SyncEventGuard guard(gSendRawVsCmdEvent);
mStatus = NFA_SendRawVsCommand(command.size(), command.data(),
sendRawVsCmdCallback);
if (mStatus == NFA_STATUS_OK) {
if (gSendRawVsCmdEvent.wait(2000) == false) {
mStatus = NFA_STATUS_FAILED;
LOG(ERROR) << StringPrintf("%s: timeout ", __func__);
}
if (mStatus == NFA_STATUS_OK && sRawVendorCmdResponse.size() > 2) {
resGid = sRawVendorCmdResponse[0] & NCI_GID_MASK;
resOid = sRawVendorCmdResponse[1];
const jsize len = static_cast<jsize>(sRawVendorCmdResponse[2]);
if (sRawVendorCmdResponse.size() >= (sRawVendorCmdResponse[2] + 3)) {
resPayload = env->NewByteArray(len);
std::vector<uint8_t> payloadVec(sRawVendorCmdResponse.begin() + 3,
sRawVendorCmdResponse.end());
env->SetByteArrayRegion(
resPayload, 0, len,
reinterpret_cast<const jbyte*>(payloadVec.data()));
} else {
mStatus = NFA_STATUS_FAILED;
LOG(ERROR) << StringPrintf("%s: invalid payload data", __func__);
}
} else {
mStatus = NFA_STATUS_FAILED;
}
}
LOG(DEBUG) << StringPrintf("%s : exit", __func__);
return env->NewObject(cls.get(), responseConstructor, mStatus, resGid, resOid,
resPayload);
}
static void sendRawVsCmdCallback(uint8_t event, uint16_t param_len,
uint8_t* p_param) {
sRawVendorCmdResponse = std::vector<uint8_t>(p_param, p_param + param_len);
SyncEventGuard guard(gSendRawVsCmdEvent);
gSendRawVsCmdEvent.notifyOne();
} /* namespace android */
/*****************************************************************************
**
** JNI functions for android-4.0.1_r1
**
*****************************************************************************/
static JNINativeMethod gMethods[] = {
{"doDownload", "()Z", (void*)nfcManager_doDownload},
{"initializeNativeStructure", "()Z", (void*)nfcManager_initNativeStruc},
{"doInitialize", "()Z", (void*)nfcManager_doInitialize},
{"doDeinitialize", "()Z", (void*)nfcManager_doDeinitialize},
{"sendRawFrame", "([B)Z", (void*)nfcManager_sendRawFrame},
{"routeAid", "([BIII)Z", (void*)nfcManager_routeAid},
{"unrouteAid", "([B)Z", (void*)nfcManager_unrouteAid},
{"commitRouting", "()Z", (void*)nfcManager_commitRouting},
{"doRegisterT3tIdentifier", "([B)I",
(void*)nfcManager_doRegisterT3tIdentifier},
{"doDeregisterT3tIdentifier", "(I)V",
(void*)nfcManager_doDeregisterT3tIdentifier},
{"getLfT3tMax", "()I", (void*)nfcManager_getLfT3tMax},
{"doEnableDiscovery", "(IZZZZZ)V", (void*)nfcManager_enableDiscovery},
{"doStartStopPolling", "(Z)V", (void*)nfcManager_doStartStopPolling},
{"disableDiscovery", "()V", (void*)nfcManager_disableDiscovery},
{"doSetTimeout", "(II)Z", (void*)nfcManager_doSetTimeout},
{"doGetTimeout", "(I)I", (void*)nfcManager_doGetTimeout},
{"doResetTimeouts", "()V", (void*)nfcManager_doResetTimeouts},
{"doAbort", "(Ljava/lang/String;)V", (void*)nfcManager_doAbort},
{"doEnableScreenOffSuspend", "()V",
(void*)nfcManager_doEnableScreenOffSuspend},
{"doSetScreenState", "(I)V", (void*)nfcManager_doSetScreenState},
{"doDisableScreenOffSuspend", "()V",
(void*)nfcManager_doDisableScreenOffSuspend},
{"doDump", "(Ljava/io/FileDescriptor;)V", (void*)nfcManager_doDump},
{"getNciVersion", "()I", (void*)nfcManager_doGetNciVersion},
{"doEnableDtaMode", "()V", (void*)nfcManager_doEnableDtaMode},
{"doDisableDtaMode", "()V", (void*)nfcManager_doDisableDtaMode},
{"doFactoryReset", "()V", (void*)nfcManager_doFactoryReset},
{"doShutdown", "()V", (void*)nfcManager_doShutdown},
{"getIsoDepMaxTransceiveLength", "()I",
(void*)nfcManager_getIsoDepMaxTransceiveLength},
{"getAidTableSize", "()I", (void*)nfcManager_getAidTableSize},
{"doSetNfcSecure", "(Z)Z", (void*)nfcManager_doSetNfcSecure},
{"doSetNfceePowerAndLinkCtrl", "(Z)V",
(void*)nfcManager_doSetNfceePowerAndLinkCtrl},
{"doSetPowerSavingMode", "(Z)Z", (void*)nfcManager_doSetPowerSavingMode},
{"getRoutingTable", "()[B", (void*)nfcManager_doGetRoutingTable},
{"getMaxRoutingTableSize", "()I",
(void*)nfcManager_doGetMaxRoutingTableSize},
{"setObserveMode", "(Z)Z", (void*)nfcManager_setObserveMode},
{"clearRoutingEntry", "(I)V", (void*)nfcManager_clearRoutingEntry},
{"setIsoDepProtocolRoute", "(I)V",
(void*)nfcManager_updateIsoDepProtocolRoute},
{"setTechnologyABRoute", "(I)V", (void*)nfcManager_updateTechnologyABRoute},
{"setDiscoveryTech", "(II)V", (void*)nfcManager_setDiscoveryTech},
{"resetDiscoveryTech", "()V", (void*)nfcManager_resetDiscoveryTech},
{"nativeSendRawVendorCmd", "(III[B)Lcom/android/nfc/NfcVendorNciResponse;",
(void*)nfcManager_nativeSendRawVendorCmd},
};
/*******************************************************************************
**
** Function: register_com_android_nfc_NativeNfcManager
**
** Description: Regisgter JNI functions with Java Virtual Machine.
** e: Environment of JVM.
**
** Returns: Status of registration.
**
*******************************************************************************/
int register_com_android_nfc_NativeNfcManager(JNIEnv* e) {
LOG(DEBUG) << StringPrintf("%s: enter", __func__);
PowerSwitch::getInstance().initialize(PowerSwitch::UNKNOWN_LEVEL);
LOG(DEBUG) << StringPrintf("%s: exit", __func__);
return jniRegisterNativeMethods(e, gNativeNfcManagerClassName, gMethods,
NELEM(gMethods));
}
/*******************************************************************************
**
** Function: startRfDiscovery
**
** Description: Ask stack to start polling and listening for devices.
** isStart: Whether to start.
**
** Returns: None
**
*******************************************************************************/
void startRfDiscovery(bool isStart) {
tNFA_STATUS status = NFA_STATUS_FAILED;
LOG(DEBUG) << StringPrintf("%s: is start=%d", __func__, isStart);
nativeNfcTag_acquireRfInterfaceMutexLock();
SyncEventGuard guard(sNfaEnableDisablePollingEvent);
status = isStart ? NFA_StartRfDiscovery() : NFA_StopRfDiscovery();
if (status == NFA_STATUS_OK) {
sNfaEnableDisablePollingEvent.wait(); // wait for NFA_RF_DISCOVERY_xxxx_EVT
sRfEnabled = isStart;
} else {
LOG(ERROR) << StringPrintf(
"%s: Failed to start/stop RF discovery; error=0x%X", __func__, status);
}
nativeNfcTag_releaseRfInterfaceMutexLock();
}
/*******************************************************************************
**
** Function: isDiscoveryStarted
**
** Description: Indicates whether the discovery is started.
**
** Returns: True if discovery is started
**
*******************************************************************************/
bool isDiscoveryStarted() { return sRfEnabled; }
/*******************************************************************************
**
** Function: doStartupConfig
**
** Description: Configure the NFC controller.
**
** Returns: None
**
*******************************************************************************/
void doStartupConfig() {
// configure RF polling frequency for each technology
static tNFA_DM_DISC_FREQ_CFG nfa_dm_disc_freq_cfg;
// values in the polling_frequency[] map to members of nfa_dm_disc_freq_cfg
std::vector<uint8_t> polling_frequency;
if (NfcConfig::hasKey(NAME_POLL_FREQUENCY))
polling_frequency = NfcConfig::getBytes(NAME_POLL_FREQUENCY);
if (polling_frequency.size() == 8) {
LOG(DEBUG) << StringPrintf("%s: polling frequency", __func__);
memset(&nfa_dm_disc_freq_cfg, 0, sizeof(nfa_dm_disc_freq_cfg));
nfa_dm_disc_freq_cfg.pa = polling_frequency[0];
nfa_dm_disc_freq_cfg.pb = polling_frequency[1];
nfa_dm_disc_freq_cfg.pf = polling_frequency[2];
nfa_dm_disc_freq_cfg.pi93 = polling_frequency[3];
nfa_dm_disc_freq_cfg.pbp = polling_frequency[4];
nfa_dm_disc_freq_cfg.pk = polling_frequency[5];
nfa_dm_disc_freq_cfg.paa = polling_frequency[6];
nfa_dm_disc_freq_cfg.pfa = polling_frequency[7];
p_nfa_dm_rf_disc_freq_cfg = &nfa_dm_disc_freq_cfg;
}
// configure NFCC_CONFIG_CONTROL- NFCC allowed to manage RF configuration.
nfcManager_configNfccConfigControl(true);
}
/*******************************************************************************
**
** Function: nfcManager_isNfcActive
**
** Description: Used externaly to determine if NFC is active or not.
**
** Returns: 'true' if the NFC stack is running, else 'false'.
**
*******************************************************************************/
bool nfcManager_isNfcActive() { return sIsNfaEnabled; }
/*******************************************************************************
**
** Function: startStopPolling
**
** Description: Start or stop polling.
** isStartPolling: true to start polling; false to stop
*polling.
**
** Returns: None.
**
*******************************************************************************/
void startStopPolling(bool isStartPolling) {
tNFA_STATUS status = NFA_STATUS_FAILED;
uint8_t discovry_param = 0;
LOG(DEBUG) << StringPrintf("%s: enter; isStart=%u", __func__, isStartPolling);
if (NFC_GetNCIVersion() >= NCI_VERSION_2_0) {
SyncEventGuard guard(gNfaSetConfigEvent);
if (isStartPolling) {
discovry_param =
NCI_LISTEN_DH_NFCEE_ENABLE_MASK | NCI_POLLING_DH_ENABLE_MASK;
} else {
discovry_param =
NCI_LISTEN_DH_NFCEE_ENABLE_MASK | NCI_POLLING_DH_DISABLE_MASK;
}
status = NFA_SetConfig(NCI_PARAM_ID_CON_DISCOVERY_PARAM,
NCI_PARAM_LEN_CON_DISCOVERY_PARAM, &discovry_param);
if (status == NFA_STATUS_OK) {
gNfaSetConfigEvent.wait();
} else {
LOG(ERROR) << StringPrintf("%s: Failed to update CON_DISCOVER_PARAM",
__FUNCTION__);
}
} else {
startRfDiscovery(false);
if (isStartPolling)
startPolling_rfDiscoveryDisabled(0);
else
stopPolling_rfDiscoveryDisabled();
startRfDiscovery(true);
}
LOG(DEBUG) << StringPrintf("%s: exit", __func__);
}
static tNFA_STATUS startPolling_rfDiscoveryDisabled(
tNFA_TECHNOLOGY_MASK tech_mask) {
tNFA_STATUS stat = NFA_STATUS_FAILED;
if (tech_mask == 0)
tech_mask =
NfcConfig::getUnsigned(NAME_POLLING_TECH_MASK, DEFAULT_TECH_MASK);
nativeNfcTag_acquireRfInterfaceMutexLock();
SyncEventGuard guard(sNfaEnableDisablePollingEvent);
LOG(DEBUG) << StringPrintf("%s: enable polling", __func__);
stat = NFA_EnablePolling(tech_mask);
if (stat == NFA_STATUS_OK) {
LOG(DEBUG) << StringPrintf("%s: wait for enable event", __func__);
sPollingEnabled = true;
sNfaEnableDisablePollingEvent.wait(); // wait for NFA_POLL_ENABLED_EVT
} else {
LOG(ERROR) << StringPrintf("%s: fail enable polling; error=0x%X", __func__,
stat);
}
nativeNfcTag_releaseRfInterfaceMutexLock();
return stat;
}
static tNFA_STATUS stopPolling_rfDiscoveryDisabled() {
tNFA_STATUS stat = NFA_STATUS_FAILED;
nativeNfcTag_acquireRfInterfaceMutexLock();
SyncEventGuard guard(sNfaEnableDisablePollingEvent);
LOG(DEBUG) << StringPrintf("%s: disable polling", __func__);
stat = NFA_DisablePolling();
if (stat == NFA_STATUS_OK) {
sPollingEnabled = false;
sNfaEnableDisablePollingEvent.wait(); // wait for NFA_POLL_DISABLED_EVT
} else {
LOG(ERROR) << StringPrintf("%s: fail disable polling; error=0x%X", __func__,
stat);
}
nativeNfcTag_releaseRfInterfaceMutexLock();
return stat;
}
static jboolean nfcManager_doSetPowerSavingMode(JNIEnv* e, jobject o,
bool flag) {
LOG(DEBUG) << StringPrintf("%s: enter; ", __func__);
uint8_t cmd[] = {(NCI_MT_CMD << NCI_MT_SHIFT) | NCI_GID_PROP,
NCI_MSG_PROP_ANDROID, NCI_ANDROID_POWER_SAVING_PARAM_SIZE,
NCI_ANDROID_POWER_SAVING,
NCI_ANDROID_POWER_SAVING_PARAM_DISABLE};
cmd[4] = flag ? NCI_ANDROID_POWER_SAVING_PARAM_ENABLE
: NCI_ANDROID_POWER_SAVING_PARAM_DISABLE;
SyncEventGuard guard(gNfaVsCommand);
tNFA_STATUS status =
NFA_SendRawVsCommand(sizeof(cmd), cmd, nfaSendRawVsCmdCallback);
if (status == NFA_STATUS_OK) {
gNfaVsCommand.wait();
} else {
LOG(ERROR) << StringPrintf("%s: Failed to set power-saving mode", __func__);
gVSCmdStatus = NFA_STATUS_FAILED;
}
return gVSCmdStatus == NFA_STATUS_OK;
}
} /* namespace android */