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android / platform / packages / apps / Nfc / be55ee1737e0e83e4a4aa3ffb2abc20b70ea5888 / . / nci / jni / NativeNfcManager.cpp
blob: 6f3c56957bca2b428749e8a251da516f5594916c [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/stringprintf.h>
#include <base/logging.h>
#include <cutils/properties.h>
#include <errno.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"
#include "NfcJniUtil.h"
#include "NfcTag.h"
#include "PeerToPeer.h"
#include "Pn544Interop.h"
#include "PowerSwitch.h"
#include "RoutingManager.h"
#include "SyncEvent.h"
#include "nfc_config.h"
#include "ce_api.h"
#include "nfa_api.h"
#include "nfa_ee_api.h"
#include "nfa_p2p_api.h"
#include "nfc_brcm_defs.h"
#include "phNxpExtns.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_abortWaits();
extern void nativeLlcpConnectionlessSocket_abortWait();
extern void nativeNfcTag_registerNdefTypeHandler();
extern void nativeNfcTag_acquireRfInterfaceMutexLock();
extern void nativeNfcTag_releaseRfInterfaceMutexLock();
extern void nativeLlcpConnectionlessSocket_receiveData(uint8_t* data,
uint32_t len,
uint32_t remote_sap);
} // namespace android
/*****************************************************************************
**
** public variables and functions
**
*****************************************************************************/
bool gActivated = false;
SyncEvent gDeactivatedEvent;
SyncEvent sNfaSetPowerSubState;
namespace android {
jmethodID gCachedNfcManagerNotifyNdefMessageListeners;
jmethodID gCachedNfcManagerNotifyTransactionListeners;
jmethodID gCachedNfcManagerNotifyLlcpLinkActivation;
jmethodID gCachedNfcManagerNotifyLlcpLinkDeactivated;
jmethodID gCachedNfcManagerNotifyLlcpFirstPacketReceived;
jmethodID gCachedNfcManagerNotifyHostEmuActivated;
jmethodID gCachedNfcManagerNotifyHostEmuData;
jmethodID gCachedNfcManagerNotifyHostEmuDeactivated;
jmethodID gCachedNfcManagerNotifyRfFieldActivated;
jmethodID gCachedNfcManagerNotifyRfFieldDeactivated;
const char* gNativeP2pDeviceClassName =
"com/android/nfc/dhimpl/NativeP2pDevice";
const char* gNativeLlcpServiceSocketClassName =
"com/android/nfc/dhimpl/NativeLlcpServiceSocket";
const char* gNativeLlcpConnectionlessSocketClassName =
"com/android/nfc/dhimpl/NativeLlcpConnectionlessSocket";
const char* gNativeLlcpSocketClassName =
"com/android/nfc/dhimpl/NativeLlcpSocket";
const char* gNativeNfcTagClassName = "com/android/nfc/dhimpl/NativeNfcTag";
const char* gNativeNfcManagerClassName =
"com/android/nfc/dhimpl/NativeNfcManager";
void doStartupConfig();
void startStopPolling(bool isStartPolling);
void startRfDiscovery(bool isStart);
bool isDiscoveryStarted();
} // namespace android
/*****************************************************************************
**
** private variables and functions
**
*****************************************************************************/
namespace android {
static jint sLastError = ERROR_BUFFER_TOO_SMALL;
static SyncEvent sNfaEnableEvent; // event for NFA_Enable()
static SyncEvent sNfaDisableEvent; // event for NFA_Disable()
static SyncEvent sNfaEnableDisablePollingEvent; // event for
// NFA_EnablePolling(),
// NFA_DisablePolling()
static SyncEvent sNfaSetConfigEvent; // event for Set_Config....
static SyncEvent sNfaGetConfigEvent; // event for Get_Config....
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 P2p/card emu
static bool sP2pEnabled = false;
static bool sP2pActive = false; // whether p2p was last active
static bool sAbortConnlessWait = false;
static jint sLfT3tMax = 0;
#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 isPeerToPeer(tNFA_ACTIVATED& activated);
static bool isListenMode(tNFA_ACTIVATED& activated);
static void enableDisableLptd(bool enable);
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 uint16_t sCurrentConfigLen;
static uint8_t sConfig[256];
static int prevScreenState = NFA_SCREEN_STATE_OFF_LOCKED;
static int NFA_SCREEN_POLLING_TAG_MASK = 0x10;
static bool gIsDtaEnabled = false;
/////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////
bool nfc_debug_enabled;
namespace {
void initializeGlobalDebugEnabledFlag() {
nfc_debug_enabled =
(NfcConfig::getUnsigned(NAME_NFC_DEBUG_ENABLED, 1) != 0) ? true : false;
char valueStr[PROPERTY_VALUE_MAX] = {0};
int len = property_get("nfc.debug_enabled", valueStr, "");
if (len > 0) {
unsigned debug_enabled = 1;
// let Android property override .conf variable
sscanf(valueStr, "%u", &debug_enabled);
nfc_debug_enabled = (debug_enabled == 0) ? false : true;
}
DLOG_IF(INFO, nfc_debug_enabled)
<< StringPrintf("%s: level=%u", __func__, nfc_debug_enabled);
}
} // 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) {
if (discoveredDevice->more == NCI_DISCOVER_NTF_MORE) {
// there is more discovery notification coming
return;
}
bool isP2p = NfcTag::getInstance().isP2pDiscovered();
if (!sReaderModeEnabled && isP2p) {
// select the peer that supports P2P
NfcTag::getInstance().selectP2p();
} else {
// select the first of multiple tags that is discovered
NfcTag::getInstance().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;
DLOG_IF(INFO, nfc_debug_enabled)
<< StringPrintf("%s: event= %u", __func__, connEvent);
switch (connEvent) {
case NFA_POLL_ENABLED_EVT: // whether polling successfully started
{
DLOG_IF(INFO, nfc_debug_enabled) << 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
{
DLOG_IF(INFO, nfc_debug_enabled)
<< 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
{
DLOG_IF(INFO, nfc_debug_enabled)
<< 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
{
DLOG_IF(INFO, nfc_debug_enabled)
<< StringPrintf("%s: NFA_RF_DISCOVERY_STOPPED_EVT: status = %u",
__func__, eventData->status);
SyncEventGuard guard(sNfaEnableDisablePollingEvent);
sNfaEnableDisablePollingEvent.notifyOne();
} break;
case NFA_DISC_RESULT_EVT: // NFC link/protocol discovery notificaiton
status = eventData->disc_result.status;
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf(
"%s: NFA_DISC_RESULT_EVT: status = %d", __func__, status);
if (status != NFA_STATUS_OK) {
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
DLOG_IF(INFO, nfc_debug_enabled) << 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:
DLOG_IF(INFO, nfc_debug_enabled)
<< StringPrintf("%s: NFA_DEACTIVATE_FAIL_EVT: status = %d", __func__,
eventData->status);
break;
case NFA_ACTIVATED_EVT: // NFC link/protocol activated
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf(
"%s: NFA_ACTIVATED_EVT: gIsSelectingRfInterface=%d, sIsDisabling=%d",
__func__, gIsSelectingRfInterface, sIsDisabling);
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);
}
if (EXTNS_GetConnectFlag() == TRUE) {
NfcTag::getInstance().setActivationState();
nativeNfcTag_doConnectStatus(true);
break;
}
NfcTag::getInstance().setActive(true);
if (sIsDisabling || !sIsNfaEnabled) break;
gActivated = true;
NfcTag::getInstance().setActivationState();
if (gIsSelectingRfInterface) {
nativeNfcTag_doConnectStatus(true);
break;
}
nativeNfcTag_resetPresenceCheck();
if (isPeerToPeer(eventData->activated)) {
if (sReaderModeEnabled) {
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf(
"%s: ignoring peer target in reader mode.", __func__);
NFA_Deactivate(FALSE);
break;
}
sP2pActive = true;
DLOG_IF(INFO, nfc_debug_enabled)
<< StringPrintf("%s: NFA_ACTIVATED_EVT; is p2p", __func__);
if (NFC_GetNCIVersion() == NCI_VERSION_1_0) {
// Disable RF field events in case of p2p
uint8_t nfa_disable_rf_events[] = {0x00};
DLOG_IF(INFO, nfc_debug_enabled)
<< StringPrintf("%s: Disabling RF field events", __func__);
status = NFA_SetConfig(NCI_PARAM_ID_RF_FIELD_INFO,
sizeof(nfa_disable_rf_events),
&nfa_disable_rf_events[0]);
if (status == NFA_STATUS_OK) {
DLOG_IF(INFO, nfc_debug_enabled)
<< StringPrintf("%s: Disabled RF field events", __func__);
} else {
LOG(ERROR) << StringPrintf("%s: Failed to disable RF field events",
__func__);
}
}
} else if (pn544InteropIsBusy() == false) {
NfcTag::getInstance().connectionEventHandler(connEvent, eventData);
// We know it is not activating for P2P. 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
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf(
"%s: NFA_DEACTIVATED_EVT Type: %u, gIsTagDeactivating: %d",
__func__, eventData->deactivated.type, gIsTagDeactivating);
NfcTag::getInstance().setDeactivationState(eventData->deactivated);
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);
} else if (EXTNS_GetDeactivateFlag() == TRUE) {
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;
} else if (sP2pActive) {
sP2pActive = false;
// Make sure RF field events are re-enabled
DLOG_IF(INFO, nfc_debug_enabled)
<< StringPrintf("%s: NFA_DEACTIVATED_EVT; is p2p", __func__);
if (NFC_GetNCIVersion() == NCI_VERSION_1_0) {
// Disable RF field events in case of p2p
uint8_t nfa_enable_rf_events[] = {0x01};
if (!sIsDisabling && sIsNfaEnabled) {
DLOG_IF(INFO, nfc_debug_enabled)
<< StringPrintf("%s: Enabling RF field events", __func__);
status = NFA_SetConfig(NCI_PARAM_ID_RF_FIELD_INFO,
sizeof(nfa_enable_rf_events),
&nfa_enable_rf_events[0]);
if (status == NFA_STATUS_OK) {
DLOG_IF(INFO, nfc_debug_enabled)
<< StringPrintf("%s: Enabled RF field events", __func__);
} else {
LOG(ERROR) << StringPrintf(
"%s: Failed to enable RF field events", __func__);
}
}
}
}
}
break;
case NFA_TLV_DETECT_EVT: // TLV Detection complete
status = eventData->tlv_detect.status;
DLOG_IF(INFO, nfc_debug_enabled) << 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;
DLOG_IF(INFO, nfc_debug_enabled) << 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)
DLOG_IF(INFO, nfc_debug_enabled)
<< 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:
DLOG_IF(INFO, nfc_debug_enabled)
<< 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;
DLOG_IF(INFO, nfc_debug_enabled) << 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
DLOG_IF(INFO, nfc_debug_enabled) << 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
DLOG_IF(INFO, nfc_debug_enabled) << 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
DLOG_IF(INFO, nfc_debug_enabled) << 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
DLOG_IF(INFO, nfc_debug_enabled)
<< 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
DLOG_IF(INFO, nfc_debug_enabled)
<< StringPrintf("%s: FA_CE_NDEF_WRITE_CPLT_EVT: len = %u", __func__,
eventData->ndef_write_cplt.len);
break;
case NFA_LLCP_ACTIVATED_EVT: // LLCP link is activated
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf(
"%s: NFA_LLCP_ACTIVATED_EVT: is_initiator: %d remote_wks: %d, "
"remote_lsc: %d, remote_link_miu: %d, local_link_miu: %d",
__func__, eventData->llcp_activated.is_initiator,
eventData->llcp_activated.remote_wks,
eventData->llcp_activated.remote_lsc,
eventData->llcp_activated.remote_link_miu,
eventData->llcp_activated.local_link_miu);
PeerToPeer::getInstance().llcpActivatedHandler(getNative(0, 0),
eventData->llcp_activated);
break;
case NFA_LLCP_DEACTIVATED_EVT: // LLCP link is deactivated
DLOG_IF(INFO, nfc_debug_enabled)
<< StringPrintf("%s: NFA_LLCP_DEACTIVATED_EVT", __func__);
PeerToPeer::getInstance().llcpDeactivatedHandler(
getNative(0, 0), eventData->llcp_deactivated);
break;
case NFA_LLCP_FIRST_PACKET_RECEIVED_EVT: // Received first packet over llcp
DLOG_IF(INFO, nfc_debug_enabled)
<< StringPrintf("%s: NFA_LLCP_FIRST_PACKET_RECEIVED_EVT", __func__);
PeerToPeer::getInstance().llcpFirstPacketHandler(getNative(0, 0));
break;
case NFA_PRESENCE_CHECK_EVT:
DLOG_IF(INFO, nfc_debug_enabled)
<< StringPrintf("%s: NFA_PRESENCE_CHECK_EVT", __func__);
nativeNfcTag_doPresenceCheckResult(eventData->status);
break;
case NFA_FORMAT_CPLT_EVT:
DLOG_IF(INFO, nfc_debug_enabled) << 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:
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf(
"%s: NFA_I93_CMD_CPLT_EVT: status=0x%X", __func__, eventData->status);
break;
case NFA_CE_UICC_LISTEN_CONFIGURED_EVT:
DLOG_IF(INFO, nfc_debug_enabled)
<< StringPrintf("%s: NFA_CE_UICC_LISTEN_CONFIGURED_EVT : status=0x%X",
__func__, eventData->status);
break;
case NFA_SET_P2P_LISTEN_TECH_EVT:
DLOG_IF(INFO, nfc_debug_enabled)
<< StringPrintf("%s: NFA_SET_P2P_LISTEN_TECH_EVT", __func__);
PeerToPeer::getInstance().connectionEventHandler(connEvent, eventData);
break;
default:
DLOG_IF(INFO, nfc_debug_enabled)
<< StringPrintf("%s: unknown event ????", __func__);
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();
DLOG_IF(INFO, nfc_debug_enabled) << 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");
gCachedNfcManagerNotifyLlcpLinkActivation =
e->GetMethodID(cls.get(), "notifyLlcpLinkActivation",
"(Lcom/android/nfc/dhimpl/NativeP2pDevice;)V");
gCachedNfcManagerNotifyLlcpLinkDeactivated =
e->GetMethodID(cls.get(), "notifyLlcpLinkDeactivated",
"(Lcom/android/nfc/dhimpl/NativeP2pDevice;)V");
gCachedNfcManagerNotifyLlcpFirstPacketReceived =
e->GetMethodID(cls.get(), "notifyLlcpLinkFirstPacketReceived",
"(Lcom/android/nfc/dhimpl/NativeP2pDevice;)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");
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;
}
DLOG_IF(INFO, nfc_debug_enabled) << 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) {
DLOG_IF(INFO, nfc_debug_enabled)
<< StringPrintf("%s: enter; event=0x%X", __func__, dmEvent);
switch (dmEvent) {
case NFA_DM_ENABLE_EVT: /* Result of NFA_Enable */
{
SyncEventGuard guard(sNfaEnableEvent);
DLOG_IF(INFO, nfc_debug_enabled) << 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);
DLOG_IF(INFO, nfc_debug_enabled)
<< StringPrintf("%s: NFA_DM_DISABLE_EVT", __func__);
sIsNfaEnabled = false;
sIsDisabling = false;
sNfaDisableEvent.notifyOne();
} break;
case NFA_DM_SET_CONFIG_EVT: // result of NFA_SetConfig
DLOG_IF(INFO, nfc_debug_enabled)
<< StringPrintf("%s: NFA_DM_SET_CONFIG_EVT", __func__);
{
SyncEventGuard guard(sNfaSetConfigEvent);
sNfaSetConfigEvent.notifyOne();
}
break;
case NFA_DM_GET_CONFIG_EVT: /* Result of NFA_GetConfig */
DLOG_IF(INFO, nfc_debug_enabled)
<< StringPrintf("%s: NFA_DM_GET_CONFIG_EVT", __func__);
{
SyncEventGuard guard(sNfaGetConfigEvent);
if (eventData->status == NFA_STATUS_OK &&
eventData->get_config.tlv_size <= sizeof(sConfig)) {
sCurrentConfigLen = eventData->get_config.tlv_size;
memcpy(sConfig, eventData->get_config.param_tlvs,
eventData->get_config.tlv_size);
} else {
LOG(ERROR) << StringPrintf("%s: NFA_DM_GET_CONFIG failed", __func__);
sCurrentConfigLen = 0;
}
sNfaGetConfigEvent.notifyOne();
}
break;
case NFA_DM_RF_FIELD_EVT:
DLOG_IF(INFO, nfc_debug_enabled) << 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 (!sP2pActive && eventData->rf_field.status == NFA_STATUS_OK) {
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 (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__);
nativeNfcTag_abortWaits();
NfcTag::getInstance().abort();
sAbortConnlessWait = true;
nativeLlcpConnectionlessSocket_abortWait();
{
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf(
"%s: aborting sNfaEnableDisablePollingEvent", __func__);
SyncEventGuard guard(sNfaEnableDisablePollingEvent);
sNfaEnableDisablePollingEvent.notifyOne();
}
{
DLOG_IF(INFO, nfc_debug_enabled)
<< StringPrintf("%s: aborting sNfaEnableEvent", __func__);
SyncEventGuard guard(sNfaEnableEvent);
sNfaEnableEvent.notifyOne();
}
{
DLOG_IF(INFO, nfc_debug_enabled)
<< StringPrintf("%s: aborting sNfaDisableEvent", __func__);
SyncEventGuard guard(sNfaDisableEvent);
sNfaDisableEvent.notifyOne();
}
sDiscoveryEnabled = false;
sPollingEnabled = false;
PowerSwitch::getInstance().abort();
if (!sIsDisabling && sIsNfaEnabled) {
EXTNS_Close();
NFA_Disable(FALSE);
sIsDisabling = true;
} else {
sIsNfaEnabled = false;
sIsDisabling = false;
}
PowerSwitch::getInstance().initialize(PowerSwitch::UNKNOWN_LEVEL);
LOG(ERROR) << StringPrintf("%s: crash NFC service", __func__);
//////////////////////////////////////////////
// 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: {
DLOG_IF(INFO, nfc_debug_enabled)
<< 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:
DLOG_IF(INFO, nfc_debug_enabled)
<< 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) {
ScopedByteArrayRO bytes(e, aid);
uint8_t* buf =
const_cast<uint8_t*>(reinterpret_cast<const uint8_t*>(&bytes[0]));
size_t bufLen = bytes.size();
return RoutingManager::getInstance().addAidRouting(buf, bufLen, route,
aidInfo);
}
/*******************************************************************************
**
** 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) {
ScopedByteArrayRO bytes(e, aid);
uint8_t* buf =
const_cast<uint8_t*>(reinterpret_cast<const uint8_t*>(&bytes[0]));
size_t bufLen = bytes.size();
bool result = RoutingManager::getInstance().removeAidRouting(buf, bufLen);
return result;
}
/*******************************************************************************
**
** 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;
}
/*******************************************************************************
**
** 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) {
DLOG_IF(INFO, nfc_debug_enabled) << 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);
DLOG_IF(INFO, nfc_debug_enabled)
<< StringPrintf("%s: handle=%d", __func__, handle);
if (handle != NFA_HANDLE_INVALID)
RoutingManager::getInstance().commitRouting();
DLOG_IF(INFO, nfc_debug_enabled) << 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) {
DLOG_IF(INFO, nfc_debug_enabled)
<< StringPrintf("%s: enter; handle=%d", __func__, handle);
RoutingManager::getInstance().deregisterT3tIdentifier(handle);
RoutingManager::getInstance().commitRouting();
DLOG_IF(INFO, nfc_debug_enabled) << 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) {
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf("%s: enter", __func__);
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf("LF_T3T_MAX=%d", sLfT3tMax);
DLOG_IF(INFO, nfc_debug_enabled) << 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;
PowerSwitch& powerSwitch = PowerSwitch::getInstance();
if (sIsNfaEnabled) {
DLOG_IF(INFO, nfc_debug_enabled)
<< 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
}
EXTNS_Init(nfaDeviceManagementCallback, nfaConnectionCallback);
}
if (stat == NFA_STATUS_OK) {
// sIsNfaEnabled indicates whether stack started successfully
if (sIsNfaEnabled) {
RoutingManager::getInstance().initialize(getNative(e, o));
nativeNfcTag_registerNdefTypeHandler();
NfcTag::getInstance().initialize(getNative(e, o));
PeerToPeer::getInstance().initialize();
PeerToPeer::getInstance().handleNfcOnOff(true);
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);
DLOG_IF(INFO, nfc_debug_enabled) << 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);
// get LF_T3T_MAX
{
SyncEventGuard guard(sNfaGetConfigEvent);
tNFA_PMID configParam[1] = {NCI_PARAM_ID_LF_T3T_MAX};
stat = NFA_GetConfig(1, configParam);
if (stat == NFA_STATUS_OK) {
sNfaGetConfigEvent.wait();
if (sCurrentConfigLen >= 4 ||
sConfig[1] == NCI_PARAM_ID_LF_T3T_MAX) {
DLOG_IF(INFO, nfc_debug_enabled)
<< StringPrintf("%s: lfT3tMax=%d", __func__, sConfig[3]);
sLfT3tMax = sConfig[3];
}
}
}
prevScreenState = NFA_SCREEN_STATE_OFF_LOCKED;
// Do custom NFCA startup configuration.
doStartupConfig();
goto TheEnd;
}
}
LOG(ERROR) << StringPrintf("%s: fail nfa enable; error=0x%X", __func__,
stat);
if (sIsNfaEnabled) {
EXTNS_Close();
stat = NFA_Disable(FALSE /* ungraceful */);
}
theInstance.Finalize();
}
TheEnd:
if (sIsNfaEnabled)
PowerSwitch::getInstance().setLevel(PowerSwitch::LOW_POWER);
DLOG_IF(INFO, nfc_debug_enabled) << 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();
}
/*******************************************************************************
**
** 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;
DLOG_IF(INFO, nfc_debug_enabled)
<< 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();
enableDisableLptd(enable_lptd);
startPolling_rfDiscoveryDisabled(tech_mask);
// Start P2P listening if tag polling was enabled
if (sPollingEnabled) {
DLOG_IF(INFO, nfc_debug_enabled)
<< StringPrintf("%s: Enable p2pListening", __func__);
if (enable_p2p && !sP2pEnabled) {
sP2pEnabled = true;
PeerToPeer::getInstance().enableP2pListening(true);
NFA_ResumeP2p();
} else if (!enable_p2p && sP2pEnabled) {
sP2pEnabled = false;
PeerToPeer::getInstance().enableP2pListening(false);
NFA_PauseP2p();
}
if (reader_mode && !sReaderModeEnabled) {
sReaderModeEnabled = true;
NFA_DisableListening();
NFA_SetRfDiscoveryDuration(READER_MODE_DISCOVERY_DURATION);
} else if (!reader_mode && sReaderModeEnabled) {
struct nfc_jni_native_data* nat = getNative(e, o);
sReaderModeEnabled = false;
NFA_EnableListening();
NFA_SetRfDiscoveryDuration(nat->discovery_duration);
}
}
} else {
// 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);
DLOG_IF(INFO, nfc_debug_enabled) << 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;
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf("%s: enter;", __func__);
pn544InteropAbortNow();
if (sDiscoveryEnabled == false) {
DLOG_IF(INFO, nfc_debug_enabled)
<< StringPrintf("%s: already disabled", __func__);
goto TheEnd;
}
// Stop RF Discovery.
startRfDiscovery(false);
if (sPollingEnabled) status = stopPolling_rfDiscoveryDisabled();
PeerToPeer::getInstance().enableP2pListening(false);
sP2pEnabled = false;
sDiscoveryEnabled = false;
// 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:
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf("%s: exit", __func__);
}
void enableDisableLptd(bool enable) {
// This method is *NOT* thread-safe. Right now
// it is only called from the same thread so it's
// not an issue.
static bool sCheckedLptd = false;
static bool sHasLptd = false;
tNFA_STATUS stat = NFA_STATUS_OK;
if (!sCheckedLptd) {
sCheckedLptd = true;
SyncEventGuard guard(sNfaGetConfigEvent);
tNFA_PMID configParam[1] = {NCI_PARAM_ID_TAGSNIFF_CFG};
stat = NFA_GetConfig(1, configParam);
if (stat != NFA_STATUS_OK) {
LOG(ERROR) << StringPrintf("%s: NFA_GetConfig failed", __func__);
return;
}
sNfaGetConfigEvent.wait();
if (sCurrentConfigLen < 4 || sConfig[1] != NCI_PARAM_ID_TAGSNIFF_CFG) {
LOG(ERROR) << StringPrintf(
"%s: Config TLV length %d returned is too short", __func__,
sCurrentConfigLen);
return;
}
if (sConfig[3] == 0) {
LOG(ERROR) << StringPrintf(
"%s: LPTD is disabled, not enabling in current config", __func__);
return;
}
sHasLptd = true;
}
// Bail if we checked and didn't find any LPTD config before
if (!sHasLptd) return;
uint8_t enable_byte = enable ? 0x01 : 0x00;
SyncEventGuard guard(sNfaSetConfigEvent);
stat = NFA_SetConfig(NCI_PARAM_ID_TAGSNIFF_CFG, 1, &enable_byte);
if (stat == NFA_STATUS_OK)
sNfaSetConfigEvent.wait();
else
LOG(ERROR) << StringPrintf("%s: Could not configure LPTD feature",
__func__);
return;
}
/*******************************************************************************
**
** Function: nfcManager_doCreateLlcpServiceSocket
**
** Description: Create a new LLCP server socket.
** e: JVM environment.
** o: Java object.
** nSap: Service access point.
** sn: Service name
** miu: Maximum information unit.
** rw: Receive window size.
** linearBufferLength: Max buffer size.
**
** Returns: NativeLlcpServiceSocket Java object.
**
*******************************************************************************/
static jobject nfcManager_doCreateLlcpServiceSocket(JNIEnv* e, jobject,
jint nSap, jstring sn,
jint miu, jint rw,
jint linearBufferLength) {
PeerToPeer::tJNI_HANDLE jniHandle =
PeerToPeer::getInstance().getNewJniHandle();
ScopedUtfChars serviceName(e, sn);
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf(
"%s: enter: sap=%i; name=%s; miu=%i; rw=%i; buffLen=%i", __func__, nSap,
serviceName.c_str(), miu, rw, linearBufferLength);
/* Create new NativeLlcpServiceSocket object */
jobject serviceSocket = NULL;
if (nfc_jni_cache_object_local(e, gNativeLlcpServiceSocketClassName,
&(serviceSocket)) == -1) {
LOG(ERROR) << StringPrintf("%s: Llcp socket object creation error",
__func__);
return NULL;
}
/* Get NativeLlcpServiceSocket class object */
ScopedLocalRef<jclass> clsNativeLlcpServiceSocket(
e, e->GetObjectClass(serviceSocket));
if (e->ExceptionCheck()) {
e->ExceptionClear();
LOG(ERROR) << StringPrintf("%s: Llcp Socket get object class error",
__func__);
return NULL;
}
if (!PeerToPeer::getInstance().registerServer(jniHandle,
serviceName.c_str())) {
LOG(ERROR) << StringPrintf("%s: RegisterServer error", __func__);
return NULL;
}
jfieldID f;
/* Set socket handle to be the same as the NfaHandle*/
f = e->GetFieldID(clsNativeLlcpServiceSocket.get(), "mHandle", "I");
e->SetIntField(serviceSocket, f, (jint)jniHandle);
DLOG_IF(INFO, nfc_debug_enabled)
<< StringPrintf("%s: socket Handle = 0x%X", __func__, jniHandle);
/* Set socket linear buffer length */
f = e->GetFieldID(clsNativeLlcpServiceSocket.get(),
"mLocalLinearBufferLength", "I");
e->SetIntField(serviceSocket, f, (jint)linearBufferLength);
DLOG_IF(INFO, nfc_debug_enabled)
<< StringPrintf("%s: buffer length = %d", __func__, linearBufferLength);
/* Set socket MIU */
f = e->GetFieldID(clsNativeLlcpServiceSocket.get(), "mLocalMiu", "I");
e->SetIntField(serviceSocket, f, (jint)miu);
DLOG_IF(INFO, nfc_debug_enabled)
<< StringPrintf("%s: MIU = %d", __func__, miu);
/* Set socket RW */
f = e->GetFieldID(clsNativeLlcpServiceSocket.get(), "mLocalRw", "I");
e->SetIntField(serviceSocket, f, (jint)rw);
DLOG_IF(INFO, nfc_debug_enabled)
<< StringPrintf("%s: RW = %d", __func__, rw);
sLastError = 0;
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf("%s: exit", __func__);
return serviceSocket;
}
/*******************************************************************************
**
** Function: nfcManager_doGetLastError
**
** Description: Get the last error code.
** e: JVM environment.
** o: Java object.
**
** Returns: Last error code.
**
*******************************************************************************/
static jint nfcManager_doGetLastError(JNIEnv*, jobject) {
DLOG_IF(INFO, nfc_debug_enabled)
<< StringPrintf("%s: last error=%i", __func__, sLastError);
return sLastError;
}
/*******************************************************************************
**
** Function: nfcManager_doDeinitialize
**
** Description: Turn off NFC.
** e: JVM environment.
** o: Java object.
**
** Returns: True if ok.
**
*******************************************************************************/
static jboolean nfcManager_doDeinitialize(JNIEnv*, jobject) {
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf("%s: enter", __func__);
sIsDisabling = true;
pn544InteropAbortNow();
RoutingManager::getInstance().onNfccShutdown();
PowerSwitch::getInstance().initialize(PowerSwitch::UNKNOWN_LEVEL);
HciEventManager::getInstance().finalize();
if (sIsNfaEnabled) {
SyncEventGuard guard(sNfaDisableEvent);
EXTNS_Close();
tNFA_STATUS stat = NFA_Disable(TRUE /* graceful */);
if (stat == NFA_STATUS_OK) {
DLOG_IF(INFO, nfc_debug_enabled)
<< StringPrintf("%s: wait for completion", __func__);
sNfaDisableEvent.wait(); // wait for NFA command to finish
PeerToPeer::getInstance().handleNfcOnOff(false);
} else {
LOG(ERROR) << StringPrintf("%s: fail disable; error=0x%X", __func__,
stat);
}
}
nativeNfcTag_abortWaits();
NfcTag::getInstance().abort();
sAbortConnlessWait = true;
nativeLlcpConnectionlessSocket_abortWait();
sIsNfaEnabled = false;
sDiscoveryEnabled = false;
sPollingEnabled = false;
sIsDisabling = false;
sP2pEnabled = false;
gActivated = false;
sLfT3tMax = 0;
{
// unblock NFA_EnablePolling() and NFA_DisablePolling()
SyncEventGuard guard(sNfaEnableDisablePollingEvent);
sNfaEnableDisablePollingEvent.notifyOne();
}
NfcAdaptation& theInstance = NfcAdaptation::GetInstance();
theInstance.Finalize();
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf("%s: exit", __func__);
return JNI_TRUE;
}
/*******************************************************************************
**
** Function: nfcManager_doCreateLlcpSocket
**
** Description: Create a LLCP connection-oriented socket.
** e: JVM environment.
** o: Java object.
** nSap: Service access point.
** miu: Maximum information unit.
** rw: Receive window size.
** linearBufferLength: Max buffer size.
**
** Returns: NativeLlcpSocket Java object.
**
*******************************************************************************/
static jobject nfcManager_doCreateLlcpSocket(JNIEnv* e, jobject, jint nSap,
jint miu, jint rw,
jint linearBufferLength) {
DLOG_IF(INFO, nfc_debug_enabled)
<< StringPrintf("%s: enter; sap=%d; miu=%d; rw=%d; buffer len=%d",
__func__, nSap, miu, rw, linearBufferLength);
PeerToPeer::tJNI_HANDLE jniHandle =
PeerToPeer::getInstance().getNewJniHandle();
PeerToPeer::getInstance().createClient(jniHandle, miu, rw);
/* Create new NativeLlcpSocket object */
jobject clientSocket = NULL;
if (nfc_jni_cache_object_local(e, gNativeLlcpSocketClassName,
&(clientSocket)) == -1) {
LOG(ERROR) << StringPrintf("%s: fail Llcp socket creation", __func__);
return clientSocket;
}
/* Get NativeConnectionless class object */
ScopedLocalRef<jclass> clsNativeLlcpSocket(e,
e->GetObjectClass(clientSocket));
if (e->ExceptionCheck()) {
e->ExceptionClear();
LOG(ERROR) << StringPrintf("%s: fail get class object", __func__);
return clientSocket;
}
jfieldID f;
/* Set socket SAP */
f = e->GetFieldID(clsNativeLlcpSocket.get(), "mSap", "I");
e->SetIntField(clientSocket, f, (jint)nSap);
/* Set socket handle */
f = e->GetFieldID(clsNativeLlcpSocket.get(), "mHandle", "I");
e->SetIntField(clientSocket, f, (jint)jniHandle);
/* Set socket MIU */
f = e->GetFieldID(clsNativeLlcpSocket.get(), "mLocalMiu", "I");
e->SetIntField(clientSocket, f, (jint)miu);
/* Set socket RW */
f = e->GetFieldID(clsNativeLlcpSocket.get(), "mLocalRw", "I");
e->SetIntField(clientSocket, f, (jint)rw);
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf("%s: exit", __func__);
return clientSocket;
}
/*******************************************************************************
**
** Function: nfcManager_doCreateLlcpConnectionlessSocket
**
** Description: Create a connection-less socket.
** e: JVM environment.
** o: Java object.
** nSap: Service access point.
** sn: Service name.
**
** Returns: NativeLlcpConnectionlessSocket Java object.
**
*******************************************************************************/
static jobject nfcManager_doCreateLlcpConnectionlessSocket(JNIEnv*, jobject,
jint nSap,
jstring /*sn*/) {
DLOG_IF(INFO, nfc_debug_enabled)
<< StringPrintf("%s: nSap=0x%X", __func__, nSap);
return NULL;
}
/*******************************************************************************
**
** Function: isPeerToPeer
**
** Description: Whether the activation data indicates the peer supports
*NFC-DEP.
** activated: Activation data.
**
** Returns: True if the peer supports NFC-DEP.
**
*******************************************************************************/
static bool isPeerToPeer(tNFA_ACTIVATED& activated) {
return activated.activate_ntf.protocol == NFA_PROTOCOL_NFC_DEP;
}
/*******************************************************************************
**
** 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));
}
/*******************************************************************************
**
** Function: nfcManager_doCheckLlcp
**
** Description: Not used.
**
** Returns: True
**
*******************************************************************************/
static jboolean nfcManager_doCheckLlcp(JNIEnv*, jobject) {
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf("%s", __func__);
return JNI_TRUE;
}
/*******************************************************************************
**
** Function: nfcManager_doActivateLlcp
**
** Description: Not used.
**
** Returns: True
**
*******************************************************************************/
static jboolean nfcManager_doActivateLlcp(JNIEnv*, jobject) {
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf("%s", __func__);
return JNI_TRUE;
}
/*******************************************************************************
**
** 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) {
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf("%s: enter", __func__);
NfcAdaptation& theInstance = NfcAdaptation::GetInstance();
theInstance.Initialize(); // start GKI, NCI task, NFC task
theInstance.DownloadFirmware();
theInstance.Finalize();
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf("%s: exit", __func__);
return JNI_TRUE;
}
/*******************************************************************************
**
** Function: nfcManager_doResetTimeouts
**
** Description: Not used.
**
** Returns: None
**
*******************************************************************************/
static void nfcManager_doResetTimeouts(JNIEnv*, jobject) {
DLOG_IF(INFO, nfc_debug_enabled) << 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;
}
DLOG_IF(INFO, nfc_debug_enabled)
<< 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);
DLOG_IF(INFO, nfc_debug_enabled)
<< 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;
DLOG_IF(INFO, nfc_debug_enabled)
<< StringPrintf("%s: state = %d prevScreenState= %d, discovry_param = %d",
__FUNCTION__, state, prevScreenState, discovry_param);
if (sIsDisabling || !sIsNfaEnabled ||
(NFC_GetNCIVersion() != NCI_VERSION_2_0))
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();
}
}
if (state == NFA_SCREEN_STATE_OFF_LOCKED ||
state == NFA_SCREEN_STATE_OFF_UNLOCKED) {
// disable both poll and listen on DH 0x02
discovry_param =
NCI_POLLING_DH_DISABLE_MASK | NCI_LISTEN_DH_NFCEE_DISABLE_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(sNfaSetConfigEvent);
status = NFA_SetConfig(NCI_PARAM_ID_CON_DISCOVERY_PARAM,
NCI_PARAM_LEN_CON_DISCOVERY_PARAM, &discovry_param);
if (status == NFA_STATUS_OK) {
sNfaSetConfigEvent.wait();
} else {
LOG(ERROR) << StringPrintf("%s: Failed to update CON_DISCOVER_PARAM",
__FUNCTION__);
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();
}
}
if ((state == NFA_SCREEN_STATE_OFF_LOCKED ||
state == NFA_SCREEN_STATE_OFF_UNLOCKED) &&
prevScreenState == NFA_SCREEN_STATE_ON_UNLOCKED) {
// screen turns off, disconnect tag if connected
nativeNfcTag_doDisconnect(NULL, NULL);
}
prevScreenState = state;
}
/*******************************************************************************
**
** Function: nfcManager_doSetP2pInitiatorModes
**
** Description: Set P2P initiator's activation modes.
** e: JVM environment.
** o: Java object.
** modes: Active and/or passive modes. The values are
*specified
** in external/libnfc-nxp/inc/phNfcTypes.h. See
** enum phNfc_eP2PMode_t.
**
** Returns: None.
**
*******************************************************************************/
static void nfcManager_doSetP2pInitiatorModes(JNIEnv* e, jobject o,
jint modes) {
DLOG_IF(INFO, nfc_debug_enabled)
<< StringPrintf("%s: modes=0x%X", __func__, modes);
struct nfc_jni_native_data* nat = getNative(e, o);
tNFA_TECHNOLOGY_MASK mask = 0;
if (modes & 0x01) mask |= NFA_TECHNOLOGY_MASK_A;
if (modes & 0x02) mask |= NFA_TECHNOLOGY_MASK_F;
if (modes & 0x04) mask |= NFA_TECHNOLOGY_MASK_F;
if (modes & 0x08) mask |= NFA_TECHNOLOGY_MASK_A_ACTIVE;
if (modes & 0x10) mask |= NFA_TECHNOLOGY_MASK_F_ACTIVE;
if (modes & 0x20) mask |= NFA_TECHNOLOGY_MASK_F_ACTIVE;
nat->tech_mask = mask;
}
/*******************************************************************************
**
** Function: nfcManager_doSetP2pTargetModes
**
** Description: Set P2P target's activation modes.
** e: JVM environment.
** o: Java object.
** modes: Active and/or passive modes.
**
** Returns: None.
**
*******************************************************************************/
static void nfcManager_doSetP2pTargetModes(JNIEnv*, jobject, jint modes) {
DLOG_IF(INFO, nfc_debug_enabled)
<< StringPrintf("%s: modes=0x%X", __func__, modes);
// Map in the right modes
tNFA_TECHNOLOGY_MASK mask = 0;
if (modes & 0x01) mask |= NFA_TECHNOLOGY_MASK_A;
if (modes & 0x02) mask |= NFA_TECHNOLOGY_MASK_F;
if (modes & 0x04) mask |= NFA_TECHNOLOGY_MASK_F;
if (modes & 0x08)
mask |= NFA_TECHNOLOGY_MASK_A_ACTIVE | NFA_TECHNOLOGY_MASK_F_ACTIVE;
PeerToPeer::getInstance().setP2pListenMask(mask);
}
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);
}
/*****************************************************************************
**
** 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", "([BII)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},
{"doCheckLlcp", "()Z", (void*)nfcManager_doCheckLlcp},
{"doActivateLlcp", "()Z", (void*)nfcManager_doActivateLlcp},
{"doCreateLlcpConnectionlessSocket",
"(ILjava/lang/String;)Lcom/android/nfc/dhimpl/"
"NativeLlcpConnectionlessSocket;",
(void*)nfcManager_doCreateLlcpConnectionlessSocket},
{"doCreateLlcpServiceSocket",
"(ILjava/lang/String;III)Lcom/android/nfc/dhimpl/NativeLlcpServiceSocket;",
(void*)nfcManager_doCreateLlcpServiceSocket},
{"doCreateLlcpSocket", "(IIII)Lcom/android/nfc/dhimpl/NativeLlcpSocket;",
(void*)nfcManager_doCreateLlcpSocket},
{"doGetLastError", "()I", (void*)nfcManager_doGetLastError},
{"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},
{"doSetP2pInitiatorModes", "(I)V",
(void*)nfcManager_doSetP2pInitiatorModes},
{"doSetP2pTargetModes", "(I)V", (void*)nfcManager_doSetP2pTargetModes},
{"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}
};
/*******************************************************************************
**
** 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) {
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf("%s: enter", __func__);
PowerSwitch::getInstance().initialize(PowerSwitch::UNKNOWN_LEVEL);
DLOG_IF(INFO, nfc_debug_enabled) << 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;
DLOG_IF(INFO, nfc_debug_enabled)
<< 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() {
struct nfc_jni_native_data* nat = getNative(0, 0);
tNFA_STATUS stat = NFA_STATUS_FAILED;
// If polling for Active mode, set the ordering so that we choose Active over
// Passive mode first.
if (nat && (nat->tech_mask &
(NFA_TECHNOLOGY_MASK_A_ACTIVE | NFA_TECHNOLOGY_MASK_F_ACTIVE))) {
uint8_t act_mode_order_param[] = {0x01};
SyncEventGuard guard(sNfaSetConfigEvent);
stat = NFA_SetConfig(NCI_PARAM_ID_ACT_ORDER, sizeof(act_mode_order_param),
&act_mode_order_param[0]);
if (stat == NFA_STATUS_OK) sNfaSetConfigEvent.wait();
}
// 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) {
DLOG_IF(INFO, nfc_debug_enabled)
<< 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;
}
}
/*******************************************************************************
**
** 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) {
DLOG_IF(INFO, nfc_debug_enabled)
<< StringPrintf("%s: enter; isStart=%u", __func__, isStartPolling);
startRfDiscovery(false);
if (isStartPolling)
startPolling_rfDiscoveryDisabled(0);
else
stopPolling_rfDiscoveryDisabled();
startRfDiscovery(true);
DLOG_IF(INFO, nfc_debug_enabled) << 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);
DLOG_IF(INFO, nfc_debug_enabled)
<< StringPrintf("%s: enable polling", __func__);
stat = NFA_EnablePolling(tech_mask);
if (stat == NFA_STATUS_OK) {
DLOG_IF(INFO, nfc_debug_enabled)
<< 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);
DLOG_IF(INFO, nfc_debug_enabled)
<< 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;
}
} /* namespace android */