1/* 2 * Copyright (C) 2012 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17#include <semaphore.h> 18#include <errno.h> 19#include "OverrideLog.h" 20#include "NfcJniUtil.h" 21#include "NfcAdaptation.h" 22#include "SyncEvent.h" 23#include "PeerToPeer.h" 24#include "RoutingManager.h" 25#include "NfcTag.h" 26#include "config.h" 27#include "PowerSwitch.h" 28#include "JavaClassConstants.h" 29#include "Pn544Interop.h" 30#include <ScopedLocalRef.h> 31#include <ScopedUtfChars.h> 32#include <ScopedPrimitiveArray.h> 33 34extern "C" 35{ 36 #include "nfa_api.h" 37 #include "nfa_p2p_api.h" 38 #include "rw_api.h" 39 #include "nfa_ee_api.h" 40 #include "nfc_brcm_defs.h" 41 #include "ce_api.h" 42 #include "phNxpExtns.h" 43} 44 45extern const UINT8 nfca_version_string []; 46extern const UINT8 nfa_version_string []; 47extern tNFA_DM_DISC_FREQ_CFG* p_nfa_dm_rf_disc_freq_cfg; //defined in stack 48namespace android 49{ 50 extern bool gIsTagDeactivating; 51 extern bool gIsSelectingRfInterface; 52 extern void nativeNfcTag_doTransceiveStatus (tNFA_STATUS status, uint8_t * buf, uint32_t buflen); 53 extern void nativeNfcTag_notifyRfTimeout (); 54 extern void nativeNfcTag_doConnectStatus (jboolean is_connect_ok); 55 extern void nativeNfcTag_doDeactivateStatus (int status); 56 extern void nativeNfcTag_doWriteStatus (jboolean is_write_ok); 57 extern void nativeNfcTag_doCheckNdefResult (tNFA_STATUS status, uint32_t max_size, uint32_t current_size, uint8_t flags); 58 extern void nativeNfcTag_doMakeReadonlyResult (tNFA_STATUS status); 59 extern void nativeNfcTag_doPresenceCheckResult (tNFA_STATUS status); 60 extern void nativeNfcTag_formatStatus (bool is_ok); 61 extern void nativeNfcTag_resetPresenceCheck (); 62 extern void nativeNfcTag_doReadCompleted (tNFA_STATUS status); 63 extern void nativeNfcTag_setRfInterface (tNFA_INTF_TYPE rfInterface); 64 extern void nativeNfcTag_abortWaits (); 65 extern void nativeLlcpConnectionlessSocket_abortWait (); 66 extern void nativeNfcTag_registerNdefTypeHandler (); 67 extern void nativeLlcpConnectionlessSocket_receiveData (uint8_t* data, uint32_t len, uint32_t remote_sap); 68} 69 70 71/***************************************************************************** 72** 73** public variables and functions 74** 75*****************************************************************************/ 76bool gActivated = false; 77SyncEvent gDeactivatedEvent; 78 79namespace android 80{ 81 jmethodID gCachedNfcManagerNotifyNdefMessageListeners; 82 jmethodID gCachedNfcManagerNotifyTransactionListeners; 83 jmethodID gCachedNfcManagerNotifyLlcpLinkActivation; 84 jmethodID gCachedNfcManagerNotifyLlcpLinkDeactivated; 85 jmethodID gCachedNfcManagerNotifyLlcpFirstPacketReceived; 86 jmethodID gCachedNfcManagerNotifyHostEmuActivated; 87 jmethodID gCachedNfcManagerNotifyHostEmuData; 88 jmethodID gCachedNfcManagerNotifyHostEmuDeactivated; 89 jmethodID gCachedNfcManagerNotifyRfFieldActivated; 90 jmethodID gCachedNfcManagerNotifyRfFieldDeactivated; 91 const char* gNativeP2pDeviceClassName = "com/android/nfc/dhimpl/NativeP2pDevice"; 92 const char* gNativeLlcpServiceSocketClassName = "com/android/nfc/dhimpl/NativeLlcpServiceSocket"; 93 const char* gNativeLlcpConnectionlessSocketClassName = "com/android/nfc/dhimpl/NativeLlcpConnectionlessSocket"; 94 const char* gNativeLlcpSocketClassName = "com/android/nfc/dhimpl/NativeLlcpSocket"; 95 const char* gNativeNfcTagClassName = "com/android/nfc/dhimpl/NativeNfcTag"; 96 const char* gNativeNfcManagerClassName = "com/android/nfc/dhimpl/NativeNfcManager"; 97 void doStartupConfig (); 98 void startStopPolling (bool isStartPolling); 99 void startRfDiscovery (bool isStart); 100 bool isDiscoveryStarted (); 101} 102 103 104/***************************************************************************** 105** 106** private variables and functions 107** 108*****************************************************************************/ 109namespace android 110{ 111static jint sLastError = ERROR_BUFFER_TOO_SMALL; 112static SyncEvent sNfaEnableEvent; //event for NFA_Enable() 113static SyncEvent sNfaDisableEvent; //event for NFA_Disable() 114static SyncEvent sNfaEnableDisablePollingEvent; //event for NFA_EnablePolling(), NFA_DisablePolling() 115static SyncEvent sNfaSetConfigEvent; // event for Set_Config.... 116static SyncEvent sNfaGetConfigEvent; // event for Get_Config.... 117static bool sIsNfaEnabled = false; 118static bool sDiscoveryEnabled = false; //is polling or listening 119static bool sPollingEnabled = false; //is polling for tag? 120static bool sIsDisabling = false; 121static bool sRfEnabled = false; // whether RF discovery is enabled 122static bool sSeRfActive = false; // whether RF with SE is likely active 123static bool sReaderModeEnabled = false; // whether we're only reading tags, not allowing P2p/card emu 124static bool sP2pEnabled = false; 125static bool sP2pActive = false; // whether p2p was last active 126static bool sAbortConnlessWait = false; 127static jint sLfT3tMax = 0; 128 129#define CONFIG_UPDATE_TECH_MASK (1 << 1) 130#define DEFAULT_TECH_MASK (NFA_TECHNOLOGY_MASK_A \ 131 | NFA_TECHNOLOGY_MASK_B \ 132 | NFA_TECHNOLOGY_MASK_F \ 133 | NFA_TECHNOLOGY_MASK_ISO15693 \ 134 | NFA_TECHNOLOGY_MASK_B_PRIME \ 135 | NFA_TECHNOLOGY_MASK_A_ACTIVE \ 136 | NFA_TECHNOLOGY_MASK_F_ACTIVE \ 137 | NFA_TECHNOLOGY_MASK_KOVIO) 138#define DEFAULT_DISCOVERY_DURATION 500 139#define READER_MODE_DISCOVERY_DURATION 200 140 141static void nfaConnectionCallback (UINT8 event, tNFA_CONN_EVT_DATA *eventData); 142static void nfaDeviceManagementCallback (UINT8 event, tNFA_DM_CBACK_DATA *eventData); 143static bool isPeerToPeer (tNFA_ACTIVATED& activated); 144static bool isListenMode(tNFA_ACTIVATED& activated); 145static void enableDisableLptd (bool enable); 146static tNFA_STATUS stopPolling_rfDiscoveryDisabled(); 147static tNFA_STATUS startPolling_rfDiscoveryDisabled(tNFA_TECHNOLOGY_MASK tech_mask); 148 149static UINT16 sCurrentConfigLen; 150static UINT8 sConfig[256]; 151 152///////////////////////////////////////////////////////////// 153///////////////////////////////////////////////////////////// 154 155 156/******************************************************************************* 157** 158** Function: getNative 159** 160** Description: Get native data 161** 162** Returns: Native data structure. 163** 164*******************************************************************************/ 165nfc_jni_native_data *getNative (JNIEnv* e, jobject o) 166{ 167 static struct nfc_jni_native_data *sCachedNat = NULL; 168 if (e) 169 { 170 sCachedNat = nfc_jni_get_nat(e, o); 171 } 172 return sCachedNat; 173} 174 175 176/******************************************************************************* 177** 178** Function: handleRfDiscoveryEvent 179** 180** Description: Handle RF-discovery events from the stack. 181** discoveredDevice: Discovered device. 182** 183** Returns: None 184** 185*******************************************************************************/ 186static void handleRfDiscoveryEvent (tNFC_RESULT_DEVT* discoveredDevice) 187{ 188 if (discoveredDevice->more == NCI_DISCOVER_NTF_MORE) 189 { 190 //there is more discovery notification coming 191 return; 192 } 193 194 bool isP2p = NfcTag::getInstance ().isP2pDiscovered (); 195 if (!sReaderModeEnabled && isP2p) 196 { 197 //select the peer that supports P2P 198 NfcTag::getInstance ().selectP2p(); 199 } 200 else 201 { 202 //select the first of multiple tags that is discovered 203 NfcTag::getInstance ().selectFirstTag(); 204 } 205} 206 207 208/******************************************************************************* 209** 210** Function: nfaConnectionCallback 211** 212** Description: Receive connection-related events from stack. 213** connEvent: Event code. 214** eventData: Event data. 215** 216** Returns: None 217** 218*******************************************************************************/ 219static void nfaConnectionCallback (UINT8 connEvent, tNFA_CONN_EVT_DATA* eventData) 220{ 221 tNFA_STATUS status = NFA_STATUS_FAILED; 222 ALOGD("%s: event= %u", __FUNCTION__, connEvent); 223 224 switch (connEvent) 225 { 226 case NFA_POLL_ENABLED_EVT: // whether polling successfully started 227 { 228 ALOGD("%s: NFA_POLL_ENABLED_EVT: status = %u", __FUNCTION__, eventData->status); 229 230 SyncEventGuard guard (sNfaEnableDisablePollingEvent); 231 sNfaEnableDisablePollingEvent.notifyOne (); 232 } 233 break; 234 235 case NFA_POLL_DISABLED_EVT: // Listening/Polling stopped 236 { 237 ALOGD("%s: NFA_POLL_DISABLED_EVT: status = %u", __FUNCTION__, eventData->status); 238 239 SyncEventGuard guard (sNfaEnableDisablePollingEvent); 240 sNfaEnableDisablePollingEvent.notifyOne (); 241 } 242 break; 243 244 case NFA_RF_DISCOVERY_STARTED_EVT: // RF Discovery started 245 { 246 ALOGD("%s: NFA_RF_DISCOVERY_STARTED_EVT: status = %u", __FUNCTION__, eventData->status); 247 248 SyncEventGuard guard (sNfaEnableDisablePollingEvent); 249 sNfaEnableDisablePollingEvent.notifyOne (); 250 } 251 break; 252 253 case NFA_RF_DISCOVERY_STOPPED_EVT: // RF Discovery stopped event 254 { 255 ALOGD("%s: NFA_RF_DISCOVERY_STOPPED_EVT: status = %u", __FUNCTION__, eventData->status); 256 257 SyncEventGuard guard (sNfaEnableDisablePollingEvent); 258 sNfaEnableDisablePollingEvent.notifyOne (); 259 } 260 break; 261 262 case NFA_DISC_RESULT_EVT: // NFC link/protocol discovery notificaiton 263 status = eventData->disc_result.status; 264 ALOGD("%s: NFA_DISC_RESULT_EVT: status = %d", __FUNCTION__, status); 265 if (status != NFA_STATUS_OK) 266 { 267 ALOGE("%s: NFA_DISC_RESULT_EVT error: status = %d", __FUNCTION__, status); 268 } 269 else 270 { 271 NfcTag::getInstance().connectionEventHandler(connEvent, eventData); 272 handleRfDiscoveryEvent(&eventData->disc_result.discovery_ntf); 273 } 274 break; 275 276 case NFA_SELECT_RESULT_EVT: // NFC link/protocol discovery select response 277 ALOGD("%s: NFA_SELECT_RESULT_EVT: status = %d, gIsSelectingRfInterface = %d, sIsDisabling=%d", __FUNCTION__, eventData->status, gIsSelectingRfInterface, sIsDisabling); 278 279 if (sIsDisabling) 280 break; 281 282 if (eventData->status != NFA_STATUS_OK) 283 { 284 if (gIsSelectingRfInterface) 285 { 286 nativeNfcTag_doConnectStatus(false); 287 } 288 289 ALOGE("%s: NFA_SELECT_RESULT_EVT error: status = %d", __FUNCTION__, eventData->status); 290 NFA_Deactivate (FALSE); 291 } 292 break; 293 294 case NFA_DEACTIVATE_FAIL_EVT: 295 ALOGD("%s: NFA_DEACTIVATE_FAIL_EVT: status = %d", __FUNCTION__, eventData->status); 296 break; 297 298 case NFA_ACTIVATED_EVT: // NFC link/protocol activated 299 ALOGD("%s: NFA_ACTIVATED_EVT: gIsSelectingRfInterface=%d, sIsDisabling=%d", __FUNCTION__, gIsSelectingRfInterface, sIsDisabling); 300 if((eventData->activated.activate_ntf.protocol != NFA_PROTOCOL_NFC_DEP) && (!isListenMode (eventData->activated))) 301 { 302 nativeNfcTag_setRfInterface ((tNFA_INTF_TYPE) eventData->activated.activate_ntf.intf_param.type); 303 } 304 if (EXTNS_GetConnectFlag () == TRUE) 305 { 306 NfcTag::getInstance().setActivationState (); 307 nativeNfcTag_doConnectStatus (true); 308 break; 309 } 310 NfcTag::getInstance().setActive(true); 311 if (sIsDisabling || !sIsNfaEnabled) 312 break; 313 gActivated = true; 314 315 NfcTag::getInstance().setActivationState (); 316 if (gIsSelectingRfInterface) 317 { 318 nativeNfcTag_doConnectStatus(true); 319 break; 320 } 321 322 nativeNfcTag_resetPresenceCheck(); 323 if (isPeerToPeer(eventData->activated)) 324 { 325 if (sReaderModeEnabled) 326 { 327 ALOGD("%s: ignoring peer target in reader mode.", __FUNCTION__); 328 NFA_Deactivate (FALSE); 329 break; 330 } 331 sP2pActive = true; 332 ALOGD("%s: NFA_ACTIVATED_EVT; is p2p", __FUNCTION__); 333 // Disable RF field events in case of p2p 334 UINT8 nfa_disable_rf_events[] = { 0x00 }; 335 ALOGD ("%s: Disabling RF field events", __FUNCTION__); 336 status = NFA_SetConfig(NCI_PARAM_ID_RF_FIELD_INFO, sizeof(nfa_disable_rf_events), 337 &nfa_disable_rf_events[0]); 338 if (status == NFA_STATUS_OK) { 339 ALOGD ("%s: Disabled RF field events", __FUNCTION__); 340 } else { 341 ALOGE ("%s: Failed to disable RF field events", __FUNCTION__); 342 } 343 } 344 else if (pn544InteropIsBusy() == false) 345 { 346 NfcTag::getInstance().connectionEventHandler (connEvent, eventData); 347 348 // We know it is not activating for P2P. If it activated in 349 // listen mode then it is likely for an SE transaction. 350 // Send the RF Event. 351 if (isListenMode(eventData->activated)) 352 { 353 sSeRfActive = true; 354 } 355 } 356 break; 357 358 case NFA_DEACTIVATED_EVT: // NFC link/protocol deactivated 359 ALOGD("%s: NFA_DEACTIVATED_EVT Type: %u, gIsTagDeactivating: %d", __FUNCTION__, eventData->deactivated.type,gIsTagDeactivating); 360 NfcTag::getInstance().setDeactivationState (eventData->deactivated); 361 if (eventData->deactivated.type != NFA_DEACTIVATE_TYPE_SLEEP) 362 { 363 { 364 SyncEventGuard g (gDeactivatedEvent); 365 gActivated = false; //guard this variable from multi-threaded access 366 gDeactivatedEvent.notifyOne (); 367 } 368 nativeNfcTag_resetPresenceCheck(); 369 NfcTag::getInstance().connectionEventHandler (connEvent, eventData); 370 nativeNfcTag_abortWaits(); 371 NfcTag::getInstance().abort (); 372 } 373 else if (gIsTagDeactivating) 374 { 375 NfcTag::getInstance ().setActive (false); 376 nativeNfcTag_doDeactivateStatus (0); 377 } 378 else if (EXTNS_GetDeactivateFlag () == TRUE) 379 { 380 NfcTag::getInstance().setActive (false); 381 nativeNfcTag_doDeactivateStatus (0); 382 } 383 384 // If RF is activated for what we think is a Secure Element transaction 385 // and it is deactivated to either IDLE or DISCOVERY mode, notify w/event. 386 if ((eventData->deactivated.type == NFA_DEACTIVATE_TYPE_IDLE) 387 || (eventData->deactivated.type == NFA_DEACTIVATE_TYPE_DISCOVERY)) 388 { 389 if (sSeRfActive) { 390 sSeRfActive = false; 391 } else if (sP2pActive) { 392 sP2pActive = false; 393 // Make sure RF field events are re-enabled 394 ALOGD("%s: NFA_DEACTIVATED_EVT; is p2p", __FUNCTION__); 395 // Disable RF field events in case of p2p 396 UINT8 nfa_enable_rf_events[] = { 0x01 }; 397 398 if (!sIsDisabling && sIsNfaEnabled) 399 { 400 ALOGD ("%s: Enabling RF field events", __FUNCTION__); 401 status = NFA_SetConfig(NCI_PARAM_ID_RF_FIELD_INFO, sizeof(nfa_enable_rf_events), 402 &nfa_enable_rf_events[0]); 403 if (status == NFA_STATUS_OK) { 404 ALOGD ("%s: Enabled RF field events", __FUNCTION__); 405 } else { 406 ALOGE ("%s: Failed to enable RF field events", __FUNCTION__); 407 } 408 } 409 } 410 } 411 412 break; 413 414 case NFA_TLV_DETECT_EVT: // TLV Detection complete 415 status = eventData->tlv_detect.status; 416 ALOGD("%s: NFA_TLV_DETECT_EVT: status = %d, protocol = %d, num_tlvs = %d, num_bytes = %d", 417 __FUNCTION__, status, eventData->tlv_detect.protocol, 418 eventData->tlv_detect.num_tlvs, eventData->tlv_detect.num_bytes); 419 if (status != NFA_STATUS_OK) 420 { 421 ALOGE("%s: NFA_TLV_DETECT_EVT error: status = %d", __FUNCTION__, status); 422 } 423 break; 424 425 case NFA_NDEF_DETECT_EVT: // NDEF Detection complete; 426 //if status is failure, it means the tag does not contain any or valid NDEF data; 427 //pass the failure status to the NFC Service; 428 status = eventData->ndef_detect.status; 429 ALOGD("%s: NFA_NDEF_DETECT_EVT: status = 0x%X, protocol = %u, " 430 "max_size = %lu, cur_size = %lu, flags = 0x%X", __FUNCTION__, 431 status, 432 eventData->ndef_detect.protocol, eventData->ndef_detect.max_size, 433 eventData->ndef_detect.cur_size, eventData->ndef_detect.flags); 434 NfcTag::getInstance().connectionEventHandler (connEvent, eventData); 435 nativeNfcTag_doCheckNdefResult(status, 436 eventData->ndef_detect.max_size, eventData->ndef_detect.cur_size, 437 eventData->ndef_detect.flags); 438 break; 439 440 case NFA_DATA_EVT: // Data message received (for non-NDEF reads) 441 ALOGD("%s: NFA_DATA_EVT: status = 0x%X, len = %d", __FUNCTION__, eventData->status, eventData->data.len); 442 nativeNfcTag_doTransceiveStatus(eventData->status, eventData->data.p_data, eventData->data.len); 443 break; 444 case NFA_RW_INTF_ERROR_EVT: 445 ALOGD("%s: NFC_RW_INTF_ERROR_EVT", __FUNCTION__); 446 nativeNfcTag_notifyRfTimeout(); 447 nativeNfcTag_doReadCompleted (NFA_STATUS_TIMEOUT); 448 break; 449 case NFA_SELECT_CPLT_EVT: // Select completed 450 status = eventData->status; 451 ALOGD("%s: NFA_SELECT_CPLT_EVT: status = %d", __FUNCTION__, status); 452 if (status != NFA_STATUS_OK) 453 { 454 ALOGE("%s: NFA_SELECT_CPLT_EVT error: status = %d", __FUNCTION__, status); 455 } 456 break; 457 458 case NFA_READ_CPLT_EVT: // NDEF-read or tag-specific-read completed 459 ALOGD("%s: NFA_READ_CPLT_EVT: status = 0x%X", __FUNCTION__, eventData->status); 460 nativeNfcTag_doReadCompleted (eventData->status); 461 NfcTag::getInstance().connectionEventHandler (connEvent, eventData); 462 break; 463 464 case NFA_WRITE_CPLT_EVT: // Write completed 465 ALOGD("%s: NFA_WRITE_CPLT_EVT: status = %d", __FUNCTION__, eventData->status); 466 nativeNfcTag_doWriteStatus (eventData->status == NFA_STATUS_OK); 467 break; 468 469 case NFA_SET_TAG_RO_EVT: // Tag set as Read only 470 ALOGD("%s: NFA_SET_TAG_RO_EVT: status = %d", __FUNCTION__, eventData->status); 471 nativeNfcTag_doMakeReadonlyResult(eventData->status); 472 break; 473 474 case NFA_CE_NDEF_WRITE_START_EVT: // NDEF write started 475 ALOGD("%s: NFA_CE_NDEF_WRITE_START_EVT: status: %d", __FUNCTION__, eventData->status); 476 477 if (eventData->status != NFA_STATUS_OK) 478 ALOGE("%s: NFA_CE_NDEF_WRITE_START_EVT error: status = %d", __FUNCTION__, eventData->status); 479 break; 480 481 case NFA_CE_NDEF_WRITE_CPLT_EVT: // NDEF write completed 482 ALOGD("%s: FA_CE_NDEF_WRITE_CPLT_EVT: len = %lu", __FUNCTION__, eventData->ndef_write_cplt.len); 483 break; 484 485 case NFA_LLCP_ACTIVATED_EVT: // LLCP link is activated 486 ALOGD("%s: NFA_LLCP_ACTIVATED_EVT: is_initiator: %d remote_wks: %d, remote_lsc: %d, remote_link_miu: %d, local_link_miu: %d", 487 __FUNCTION__, 488 eventData->llcp_activated.is_initiator, 489 eventData->llcp_activated.remote_wks, 490 eventData->llcp_activated.remote_lsc, 491 eventData->llcp_activated.remote_link_miu, 492 eventData->llcp_activated.local_link_miu); 493 494 PeerToPeer::getInstance().llcpActivatedHandler (getNative(0, 0), eventData->llcp_activated); 495 break; 496 497 case NFA_LLCP_DEACTIVATED_EVT: // LLCP link is deactivated 498 ALOGD("%s: NFA_LLCP_DEACTIVATED_EVT", __FUNCTION__); 499 PeerToPeer::getInstance().llcpDeactivatedHandler (getNative(0, 0), eventData->llcp_deactivated); 500 break; 501 case NFA_LLCP_FIRST_PACKET_RECEIVED_EVT: // Received first packet over llcp 502 ALOGD("%s: NFA_LLCP_FIRST_PACKET_RECEIVED_EVT", __FUNCTION__); 503 PeerToPeer::getInstance().llcpFirstPacketHandler (getNative(0, 0)); 504 break; 505 case NFA_PRESENCE_CHECK_EVT: 506 ALOGD("%s: NFA_PRESENCE_CHECK_EVT", __FUNCTION__); 507 nativeNfcTag_doPresenceCheckResult (eventData->status); 508 break; 509 case NFA_FORMAT_CPLT_EVT: 510 ALOGD("%s: NFA_FORMAT_CPLT_EVT: status=0x%X", __FUNCTION__, eventData->status); 511 nativeNfcTag_formatStatus (eventData->status == NFA_STATUS_OK); 512 break; 513 514 case NFA_I93_CMD_CPLT_EVT: 515 ALOGD("%s: NFA_I93_CMD_CPLT_EVT: status=0x%X", __FUNCTION__, eventData->status); 516 break; 517 518 case NFA_CE_UICC_LISTEN_CONFIGURED_EVT : 519 ALOGD("%s: NFA_CE_UICC_LISTEN_CONFIGURED_EVT : status=0x%X", __FUNCTION__, eventData->status); 520 break; 521 522 case NFA_SET_P2P_LISTEN_TECH_EVT: 523 ALOGD("%s: NFA_SET_P2P_LISTEN_TECH_EVT", __FUNCTION__); 524 PeerToPeer::getInstance().connectionEventHandler (connEvent, eventData); 525 break; 526 527 default: 528 ALOGE("%s: unknown event ????", __FUNCTION__); 529 break; 530 } 531} 532 533 534/******************************************************************************* 535** 536** Function: nfcManager_initNativeStruc 537** 538** Description: Initialize variables. 539** e: JVM environment. 540** o: Java object. 541** 542** Returns: True if ok. 543** 544*******************************************************************************/ 545static jboolean nfcManager_initNativeStruc (JNIEnv* e, jobject o) 546{ 547 ALOGD ("%s: enter", __FUNCTION__); 548 549 nfc_jni_native_data* nat = (nfc_jni_native_data*)malloc(sizeof(struct nfc_jni_native_data)); 550 if (nat == NULL) 551 { 552 ALOGE ("%s: fail allocate native data", __FUNCTION__); 553 return JNI_FALSE; 554 } 555 556 memset (nat, 0, sizeof(*nat)); 557 e->GetJavaVM(&(nat->vm)); 558 nat->env_version = e->GetVersion(); 559 nat->manager = e->NewGlobalRef(o); 560 561 ScopedLocalRef<jclass> cls(e, e->GetObjectClass(o)); 562 jfieldID f = e->GetFieldID(cls.get(), "mNative", "J"); 563 e->SetLongField(o, f, (jlong)nat); 564 565 /* Initialize native cached references */ 566 gCachedNfcManagerNotifyNdefMessageListeners = e->GetMethodID(cls.get(), 567 "notifyNdefMessageListeners", "(Lcom/android/nfc/dhimpl/NativeNfcTag;)V"); 568 gCachedNfcManagerNotifyLlcpLinkActivation = e->GetMethodID(cls.get(), 569 "notifyLlcpLinkActivation", "(Lcom/android/nfc/dhimpl/NativeP2pDevice;)V"); 570 gCachedNfcManagerNotifyLlcpLinkDeactivated = e->GetMethodID(cls.get(), 571 "notifyLlcpLinkDeactivated", "(Lcom/android/nfc/dhimpl/NativeP2pDevice;)V"); 572 gCachedNfcManagerNotifyLlcpFirstPacketReceived = e->GetMethodID(cls.get(), 573 "notifyLlcpLinkFirstPacketReceived", "(Lcom/android/nfc/dhimpl/NativeP2pDevice;)V"); 574 575 gCachedNfcManagerNotifyHostEmuActivated = e->GetMethodID(cls.get(), 576 "notifyHostEmuActivated", "(I)V"); 577 578 gCachedNfcManagerNotifyHostEmuData = e->GetMethodID(cls.get(), 579 "notifyHostEmuData", "(I[B)V"); 580 581 gCachedNfcManagerNotifyHostEmuDeactivated = e->GetMethodID(cls.get(), 582 "notifyHostEmuDeactivated", "(I)V"); 583 584 gCachedNfcManagerNotifyRfFieldActivated = e->GetMethodID(cls.get(), 585 "notifyRfFieldActivated", "()V"); 586 gCachedNfcManagerNotifyRfFieldDeactivated = e->GetMethodID(cls.get(), 587 "notifyRfFieldDeactivated", "()V"); 588 589 if (nfc_jni_cache_object(e, gNativeNfcTagClassName, &(nat->cached_NfcTag)) == -1) 590 { 591 ALOGE ("%s: fail cache NativeNfcTag", __FUNCTION__); 592 return JNI_FALSE; 593 } 594 595 if (nfc_jni_cache_object(e, gNativeP2pDeviceClassName, &(nat->cached_P2pDevice)) == -1) 596 { 597 ALOGE ("%s: fail cache NativeP2pDevice", __FUNCTION__); 598 return JNI_FALSE; 599 } 600 601 ALOGD ("%s: exit", __FUNCTION__); 602 return JNI_TRUE; 603} 604 605 606/******************************************************************************* 607** 608** Function: nfaDeviceManagementCallback 609** 610** Description: Receive device management events from stack. 611** dmEvent: Device-management event ID. 612** eventData: Data associated with event ID. 613** 614** Returns: None 615** 616*******************************************************************************/ 617void nfaDeviceManagementCallback (UINT8 dmEvent, tNFA_DM_CBACK_DATA* eventData) 618{ 619 ALOGD ("%s: enter; event=0x%X", __FUNCTION__, dmEvent); 620 621 switch (dmEvent) 622 { 623 case NFA_DM_ENABLE_EVT: /* Result of NFA_Enable */ 624 { 625 SyncEventGuard guard (sNfaEnableEvent); 626 ALOGD ("%s: NFA_DM_ENABLE_EVT; status=0x%X", 627 __FUNCTION__, eventData->status); 628 sIsNfaEnabled = eventData->status == NFA_STATUS_OK; 629 sIsDisabling = false; 630 sNfaEnableEvent.notifyOne (); 631 } 632 break; 633 634 case NFA_DM_DISABLE_EVT: /* Result of NFA_Disable */ 635 { 636 SyncEventGuard guard (sNfaDisableEvent); 637 ALOGD ("%s: NFA_DM_DISABLE_EVT", __FUNCTION__); 638 sIsNfaEnabled = false; 639 sIsDisabling = false; 640 sNfaDisableEvent.notifyOne (); 641 } 642 break; 643 644 case NFA_DM_SET_CONFIG_EVT: //result of NFA_SetConfig 645 ALOGD ("%s: NFA_DM_SET_CONFIG_EVT", __FUNCTION__); 646 { 647 SyncEventGuard guard (sNfaSetConfigEvent); 648 sNfaSetConfigEvent.notifyOne(); 649 } 650 break; 651 652 case NFA_DM_GET_CONFIG_EVT: /* Result of NFA_GetConfig */ 653 ALOGD ("%s: NFA_DM_GET_CONFIG_EVT", __FUNCTION__); 654 { 655 SyncEventGuard guard (sNfaGetConfigEvent); 656 if (eventData->status == NFA_STATUS_OK && 657 eventData->get_config.tlv_size <= sizeof(sConfig)) 658 { 659 sCurrentConfigLen = eventData->get_config.tlv_size; 660 memcpy(sConfig, eventData->get_config.param_tlvs, eventData->get_config.tlv_size); 661 } 662 else 663 { 664 ALOGE("%s: NFA_DM_GET_CONFIG failed", __FUNCTION__); 665 sCurrentConfigLen = 0; 666 } 667 sNfaGetConfigEvent.notifyOne(); 668 } 669 break; 670 671 case NFA_DM_RF_FIELD_EVT: 672 ALOGD ("%s: NFA_DM_RF_FIELD_EVT; status=0x%X; field status=%u", __FUNCTION__, 673 eventData->rf_field.status, eventData->rf_field.rf_field_status); 674 if (!sP2pActive && eventData->rf_field.status == NFA_STATUS_OK) 675 { 676 struct nfc_jni_native_data *nat = getNative(NULL, NULL); 677 JNIEnv* e = NULL; 678 ScopedAttach attach(nat->vm, &e); 679 if (e == NULL) 680 { 681 ALOGE ("jni env is null"); 682 return; 683 } 684 if (eventData->rf_field.rf_field_status == NFA_DM_RF_FIELD_ON) 685 e->CallVoidMethod (nat->manager, android::gCachedNfcManagerNotifyRfFieldActivated); 686 else 687 e->CallVoidMethod (nat->manager, android::gCachedNfcManagerNotifyRfFieldDeactivated); 688 } 689 break; 690 691 case NFA_DM_NFCC_TRANSPORT_ERR_EVT: 692 case NFA_DM_NFCC_TIMEOUT_EVT: 693 { 694 if (dmEvent == NFA_DM_NFCC_TIMEOUT_EVT) 695 ALOGE ("%s: NFA_DM_NFCC_TIMEOUT_EVT; abort", __FUNCTION__); 696 else if (dmEvent == NFA_DM_NFCC_TRANSPORT_ERR_EVT) 697 ALOGE ("%s: NFA_DM_NFCC_TRANSPORT_ERR_EVT; abort", __FUNCTION__); 698 699 nativeNfcTag_abortWaits(); 700 NfcTag::getInstance().abort (); 701 sAbortConnlessWait = true; 702 nativeLlcpConnectionlessSocket_abortWait(); 703 { 704 ALOGD ("%s: aborting sNfaEnableDisablePollingEvent", __FUNCTION__); 705 SyncEventGuard guard (sNfaEnableDisablePollingEvent); 706 sNfaEnableDisablePollingEvent.notifyOne(); 707 } 708 { 709 ALOGD ("%s: aborting sNfaEnableEvent", __FUNCTION__); 710 SyncEventGuard guard (sNfaEnableEvent); 711 sNfaEnableEvent.notifyOne(); 712 } 713 { 714 ALOGD ("%s: aborting sNfaDisableEvent", __FUNCTION__); 715 SyncEventGuard guard (sNfaDisableEvent); 716 sNfaDisableEvent.notifyOne(); 717 } 718 sDiscoveryEnabled = false; 719 sPollingEnabled = false; 720 PowerSwitch::getInstance ().abort (); 721 722 if (!sIsDisabling && sIsNfaEnabled) 723 { 724 EXTNS_Close (); 725 NFA_Disable(FALSE); 726 sIsDisabling = true; 727 } 728 else 729 { 730 sIsNfaEnabled = false; 731 sIsDisabling = false; 732 } 733 PowerSwitch::getInstance ().initialize (PowerSwitch::UNKNOWN_LEVEL); 734 ALOGE ("%s: crash NFC service", __FUNCTION__); 735 ////////////////////////////////////////////// 736 //crash the NFC service process so it can restart automatically 737 abort (); 738 ////////////////////////////////////////////// 739 } 740 break; 741 742 case NFA_DM_PWR_MODE_CHANGE_EVT: 743 PowerSwitch::getInstance ().deviceManagementCallback (dmEvent, eventData); 744 break; 745 746 default: 747 ALOGD ("%s: unhandled event", __FUNCTION__); 748 break; 749 } 750} 751 752/******************************************************************************* 753** 754** Function: nfcManager_sendRawFrame 755** 756** Description: Send a raw frame. 757** e: JVM environment. 758** o: Java object. 759** 760** Returns: True if ok. 761** 762*******************************************************************************/ 763static jboolean nfcManager_sendRawFrame (JNIEnv* e, jobject, jbyteArray data) 764{ 765 ScopedByteArrayRO bytes(e, data); 766 uint8_t* buf = const_cast<uint8_t*>(reinterpret_cast<const uint8_t*>(&bytes[0])); 767 size_t bufLen = bytes.size(); 768 tNFA_STATUS status = NFA_SendRawFrame (buf, bufLen, 0); 769 770 return (status == NFA_STATUS_OK); 771} 772 773/******************************************************************************* 774** 775** Function: nfcManager_routeAid 776** 777** Description: Route an AID to an EE 778** e: JVM environment. 779** o: Java object. 780** 781** Returns: True if ok. 782** 783*******************************************************************************/ 784static jboolean nfcManager_routeAid (JNIEnv* e, jobject, jbyteArray aid, jint route) 785{ 786 ScopedByteArrayRO bytes(e, aid); 787 uint8_t* buf = const_cast<uint8_t*>(reinterpret_cast<const uint8_t*>(&bytes[0])); 788 size_t bufLen = bytes.size(); 789 bool result = RoutingManager::getInstance().addAidRouting(buf, bufLen, route); 790 return result; 791} 792 793/******************************************************************************* 794** 795** Function: nfcManager_unrouteAid 796** 797** Description: Remove a AID routing 798** e: JVM environment. 799** o: Java object. 800** 801** Returns: True if ok. 802** 803*******************************************************************************/ 804static jboolean nfcManager_unrouteAid (JNIEnv* e, jobject, jbyteArray aid) 805{ 806 ScopedByteArrayRO bytes(e, aid); 807 uint8_t* buf = const_cast<uint8_t*>(reinterpret_cast<const uint8_t*>(&bytes[0])); 808 size_t bufLen = bytes.size(); 809 bool result = RoutingManager::getInstance().removeAidRouting(buf, bufLen); 810 return result; 811} 812 813/******************************************************************************* 814** 815** Function: nfcManager_commitRouting 816** 817** Description: Sends the AID routing table to the controller 818** e: JVM environment. 819** o: Java object. 820** 821** Returns: True if ok. 822** 823*******************************************************************************/ 824static jboolean nfcManager_commitRouting (JNIEnv* e, jobject) 825{ 826 return RoutingManager::getInstance().commitRouting(); 827} 828 829/******************************************************************************* 830** 831** Function: nfcManager_doRegisterT3tIdentifier 832** 833** Description: Registers LF_T3T_IDENTIFIER for NFC-F. 834** e: JVM environment. 835** o: Java object. 836** t3tIdentifier: LF_T3T_IDENTIFIER value (10 or 18 bytes) 837** 838** Returns: Handle retrieve from RoutingManager. 839** 840*******************************************************************************/ 841static jint nfcManager_doRegisterT3tIdentifier(JNIEnv* e, jobject, jbyteArray t3tIdentifier) 842{ 843 ALOGD ("%s: enter", __FUNCTION__); 844 845 ScopedByteArrayRO bytes(e, t3tIdentifier); 846 uint8_t* buf = const_cast<uint8_t*>(reinterpret_cast<const uint8_t*>(&bytes[0])); 847 size_t bufLen = bytes.size(); 848 int handle = RoutingManager::getInstance().registerT3tIdentifier(buf, bufLen); 849 850 ALOGD ("%s: handle=%d", __FUNCTION__, handle); 851 ALOGD ("%s: exit", __FUNCTION__); 852 853 return handle; 854} 855 856/******************************************************************************* 857** 858** Function: nfcManager_doDeregisterT3tIdentifier 859** 860** Description: Deregisters LF_T3T_IDENTIFIER for NFC-F. 861** e: JVM environment. 862** o: Java object. 863** handle: Handle retrieve from libnfc-nci. 864** 865** Returns: None 866** 867*******************************************************************************/ 868static void nfcManager_doDeregisterT3tIdentifier(JNIEnv*, jobject, jint handle) 869{ 870 ALOGD ("%s: enter; handle=%d", __FUNCTION__, handle); 871 872 RoutingManager::getInstance().deregisterT3tIdentifier(handle); 873 874 ALOGD ("%s: exit", __FUNCTION__); 875} 876 877/******************************************************************************* 878** 879** Function: nfcManager_getLfT3tMax 880** 881** Description: Returns LF_T3T_MAX value. 882** e: JVM environment. 883** o: Java object. 884** 885** Returns: LF_T3T_MAX value. 886** 887*******************************************************************************/ 888static jint nfcManager_getLfT3tMax(JNIEnv*, jobject) 889{ 890 ALOGD ("%s: enter", __FUNCTION__); 891 ALOGD ("LF_T3T_MAX=%d", sLfT3tMax); 892 ALOGD ("%s: exit", __FUNCTION__); 893 894 return sLfT3tMax; 895} 896 897/******************************************************************************* 898** 899** Function: nfcManager_doInitialize 900** 901** Description: Turn on NFC. 902** e: JVM environment. 903** o: Java object. 904** 905** Returns: True if ok. 906** 907*******************************************************************************/ 908static jboolean nfcManager_doInitialize (JNIEnv* e, jobject o) 909{ 910 ALOGD ("%s: enter; ver=%s nfa=%s NCI_VERSION=0x%02X", 911 __FUNCTION__, nfca_version_string, nfa_version_string, NCI_VERSION); 912 tNFA_STATUS stat = NFA_STATUS_OK; 913 914 PowerSwitch & powerSwitch = PowerSwitch::getInstance (); 915 916 if (sIsNfaEnabled) 917 { 918 ALOGD ("%s: already enabled", __FUNCTION__); 919 goto TheEnd; 920 } 921 922 powerSwitch.initialize (PowerSwitch::FULL_POWER); 923 924 { 925 unsigned long num = 0; 926 927 NfcAdaptation& theInstance = NfcAdaptation::GetInstance(); 928 theInstance.Initialize(); //start GKI, NCI task, NFC task 929 930 { 931 SyncEventGuard guard (sNfaEnableEvent); 932 tHAL_NFC_ENTRY* halFuncEntries = theInstance.GetHalEntryFuncs (); 933 934 NFA_Init (halFuncEntries); 935 936 stat = NFA_Enable (nfaDeviceManagementCallback, nfaConnectionCallback); 937 if (stat == NFA_STATUS_OK) 938 { 939 num = initializeGlobalAppLogLevel (); 940 CE_SetTraceLevel (num); 941 LLCP_SetTraceLevel (num); 942 NFC_SetTraceLevel (num); 943 RW_SetTraceLevel (num); 944 NFA_SetTraceLevel (num); 945 NFA_P2pSetTraceLevel (num); 946 sNfaEnableEvent.wait(); //wait for NFA command to finish 947 } 948 EXTNS_Init (nfaDeviceManagementCallback, nfaConnectionCallback); 949 } 950 951 if (stat == NFA_STATUS_OK) 952 { 953 //sIsNfaEnabled indicates whether stack started successfully 954 if (sIsNfaEnabled) 955 { 956 RoutingManager::getInstance().initialize(getNative(e, o)); 957 nativeNfcTag_registerNdefTypeHandler (); 958 NfcTag::getInstance().initialize (getNative(e, o)); 959 PeerToPeer::getInstance().initialize (); 960 PeerToPeer::getInstance().handleNfcOnOff (true); 961 962 ///////////////////////////////////////////////////////////////////////////////// 963 // Add extra configuration here (work-arounds, etc.) 964 965 struct nfc_jni_native_data *nat = getNative(e, o); 966 967 if ( nat ) 968 { 969 if (GetNumValue(NAME_POLLING_TECH_MASK, &num, sizeof(num))) 970 nat->tech_mask = num; 971 else 972 nat->tech_mask = DEFAULT_TECH_MASK; 973 ALOGD ("%s: tag polling tech mask=0x%X", __FUNCTION__, nat->tech_mask); 974 } 975 976 // if this value exists, set polling interval. 977 if (GetNumValue(NAME_NFA_DM_DISC_DURATION_POLL, &num, sizeof(num))) 978 nat->discovery_duration = num; 979 else 980 nat->discovery_duration = DEFAULT_DISCOVERY_DURATION; 981 982 NFA_SetRfDiscoveryDuration(nat->discovery_duration); 983 984 // get LF_T3T_MAX 985 { 986 SyncEventGuard guard (sNfaGetConfigEvent); 987 tNFA_PMID configParam[1] = {NCI_PARAM_ID_LF_T3T_MAX}; 988 stat = NFA_GetConfig(1, configParam); 989 if (stat == NFA_STATUS_OK) 990 { 991 sNfaGetConfigEvent.wait (); 992 if (sCurrentConfigLen >= 4 || sConfig[1] == NCI_PARAM_ID_LF_T3T_MAX) { 993 ALOGD("%s: lfT3tMax=%d", __FUNCTION__, sConfig[3]); 994 sLfT3tMax = sConfig[3]; 995 } 996 } 997 } 998 999 // Do custom NFCA startup configuration. 1000 doStartupConfig(); 1001 goto TheEnd; 1002 } 1003 } 1004 1005 ALOGE ("%s: fail nfa enable; error=0x%X", __FUNCTION__, stat); 1006 1007 if (sIsNfaEnabled) 1008 { 1009 EXTNS_Close (); 1010 stat = NFA_Disable (FALSE /* ungraceful */); 1011 } 1012 1013 theInstance.Finalize(); 1014 } 1015 1016TheEnd: 1017 if (sIsNfaEnabled) 1018 PowerSwitch::getInstance ().setLevel (PowerSwitch::LOW_POWER); 1019 ALOGD ("%s: exit", __FUNCTION__); 1020 return sIsNfaEnabled ? JNI_TRUE : JNI_FALSE; 1021} 1022 1023 1024/******************************************************************************* 1025** 1026** Function: nfcManager_enableDiscovery 1027** 1028** Description: Start polling and listening for devices. 1029** e: JVM environment. 1030** o: Java object. 1031** technologies_mask: the bitmask of technologies for which to enable discovery 1032** enable_lptd: whether to enable low power polling (default: false) 1033** 1034** Returns: None 1035** 1036*******************************************************************************/ 1037static void nfcManager_enableDiscovery (JNIEnv* e, jobject o, jint technologies_mask, \ 1038 jboolean enable_lptd, jboolean reader_mode, jboolean enable_host_routing, jboolean enable_p2p, 1039 jboolean restart) 1040{ 1041 tNFA_TECHNOLOGY_MASK tech_mask = DEFAULT_TECH_MASK; 1042 struct nfc_jni_native_data *nat = getNative(e, o); 1043 1044 if (technologies_mask == -1 && nat) 1045 tech_mask = (tNFA_TECHNOLOGY_MASK)nat->tech_mask; 1046 else if (technologies_mask != -1) 1047 tech_mask = (tNFA_TECHNOLOGY_MASK) technologies_mask; 1048 ALOGD ("%s: enter; tech_mask = %02x", __FUNCTION__, tech_mask); 1049 1050 if (sDiscoveryEnabled && !restart) 1051 { 1052 ALOGE ("%s: already discovering", __FUNCTION__); 1053 return; 1054 } 1055 1056 PowerSwitch::getInstance ().setLevel (PowerSwitch::FULL_POWER); 1057 1058 if (sRfEnabled) { 1059 // Stop RF discovery to reconfigure 1060 startRfDiscovery(false); 1061 } 1062 1063 // Check polling configuration 1064 if (tech_mask != 0) 1065 { 1066 stopPolling_rfDiscoveryDisabled(); 1067 enableDisableLptd(enable_lptd); 1068 startPolling_rfDiscoveryDisabled(tech_mask); 1069 1070 // Start P2P listening if tag polling was enabled 1071 if (sPollingEnabled) 1072 { 1073 ALOGD ("%s: Enable p2pListening", __FUNCTION__); 1074 1075 if (enable_p2p && !sP2pEnabled) { 1076 sP2pEnabled = true; 1077 PeerToPeer::getInstance().enableP2pListening (true); 1078 NFA_ResumeP2p(); 1079 } else if (!enable_p2p && sP2pEnabled) { 1080 sP2pEnabled = false; 1081 PeerToPeer::getInstance().enableP2pListening (false); 1082 NFA_PauseP2p(); 1083 } 1084 1085 if (reader_mode && !sReaderModeEnabled) 1086 { 1087 sReaderModeEnabled = true; 1088 NFA_DisableListening(); 1089 NFA_SetRfDiscoveryDuration(READER_MODE_DISCOVERY_DURATION); 1090 } 1091 else if (!reader_mode && sReaderModeEnabled) 1092 { 1093 struct nfc_jni_native_data *nat = getNative(e, o); 1094 sReaderModeEnabled = false; 1095 NFA_EnableListening(); 1096 NFA_SetRfDiscoveryDuration(nat->discovery_duration); 1097 } 1098 } 1099 } 1100 else 1101 { 1102 // No technologies configured, stop polling 1103 stopPolling_rfDiscoveryDisabled(); 1104 } 1105 1106 // Check listen configuration 1107 if (enable_host_routing) 1108 { 1109 RoutingManager::getInstance().enableRoutingToHost(); 1110 RoutingManager::getInstance().commitRouting(); 1111 } 1112 else 1113 { 1114 RoutingManager::getInstance().disableRoutingToHost(); 1115 RoutingManager::getInstance().commitRouting(); 1116 } 1117 // Actually start discovery. 1118 startRfDiscovery (true); 1119 sDiscoveryEnabled = true; 1120 1121 PowerSwitch::getInstance ().setModeOn (PowerSwitch::DISCOVERY); 1122 1123 ALOGD ("%s: exit", __FUNCTION__); 1124} 1125 1126 1127/******************************************************************************* 1128** 1129** Function: nfcManager_disableDiscovery 1130** 1131** Description: Stop polling and listening for devices. 1132** e: JVM environment. 1133** o: Java object. 1134** 1135** Returns: None 1136** 1137*******************************************************************************/ 1138void nfcManager_disableDiscovery (JNIEnv* e, jobject o) 1139{ 1140 tNFA_STATUS status = NFA_STATUS_OK; 1141 ALOGD ("%s: enter;", __FUNCTION__); 1142 1143 pn544InteropAbortNow (); 1144 if (sDiscoveryEnabled == false) 1145 { 1146 ALOGD ("%s: already disabled", __FUNCTION__); 1147 goto TheEnd; 1148 } 1149 1150 // Stop RF Discovery. 1151 startRfDiscovery (false); 1152 1153 if (sPollingEnabled) 1154 status = stopPolling_rfDiscoveryDisabled(); 1155 1156 PeerToPeer::getInstance().enableP2pListening (false); 1157 sP2pEnabled = false; 1158 sDiscoveryEnabled = false; 1159 //if nothing is active after this, then tell the controller to power down 1160 if (! PowerSwitch::getInstance ().setModeOff (PowerSwitch::DISCOVERY)) 1161 PowerSwitch::getInstance ().setLevel (PowerSwitch::LOW_POWER); 1162TheEnd: 1163 ALOGD ("%s: exit", __FUNCTION__); 1164} 1165 1166void enableDisableLptd (bool enable) 1167{ 1168 // This method is *NOT* thread-safe. Right now 1169 // it is only called from the same thread so it's 1170 // not an issue. 1171 static bool sCheckedLptd = false; 1172 static bool sHasLptd = false; 1173 1174 tNFA_STATUS stat = NFA_STATUS_OK; 1175 if (!sCheckedLptd) 1176 { 1177 sCheckedLptd = true; 1178 SyncEventGuard guard (sNfaGetConfigEvent); 1179 tNFA_PMID configParam[1] = {NCI_PARAM_ID_TAGSNIFF_CFG}; 1180 stat = NFA_GetConfig(1, configParam); 1181 if (stat != NFA_STATUS_OK) 1182 { 1183 ALOGE("%s: NFA_GetConfig failed", __FUNCTION__); 1184 return; 1185 } 1186 sNfaGetConfigEvent.wait (); 1187 if (sCurrentConfigLen < 4 || sConfig[1] != NCI_PARAM_ID_TAGSNIFF_CFG) { 1188 ALOGE("%s: Config TLV length %d returned is too short", __FUNCTION__, 1189 sCurrentConfigLen); 1190 return; 1191 } 1192 if (sConfig[3] == 0) { 1193 ALOGE("%s: LPTD is disabled, not enabling in current config", __FUNCTION__); 1194 return; 1195 } 1196 sHasLptd = true; 1197 } 1198 // Bail if we checked and didn't find any LPTD config before 1199 if (!sHasLptd) return; 1200 UINT8 enable_byte = enable ? 0x01 : 0x00; 1201 1202 SyncEventGuard guard(sNfaSetConfigEvent); 1203 1204 stat = NFA_SetConfig(NCI_PARAM_ID_TAGSNIFF_CFG, 1, &enable_byte); 1205 if (stat == NFA_STATUS_OK) 1206 sNfaSetConfigEvent.wait (); 1207 else 1208 ALOGE("%s: Could not configure LPTD feature", __FUNCTION__); 1209 return; 1210} 1211 1212 1213/******************************************************************************* 1214** 1215** Function: nfcManager_doCreateLlcpServiceSocket 1216** 1217** Description: Create a new LLCP server socket. 1218** e: JVM environment. 1219** o: Java object. 1220** nSap: Service access point. 1221** sn: Service name 1222** miu: Maximum information unit. 1223** rw: Receive window size. 1224** linearBufferLength: Max buffer size. 1225** 1226** Returns: NativeLlcpServiceSocket Java object. 1227** 1228*******************************************************************************/ 1229static jobject nfcManager_doCreateLlcpServiceSocket (JNIEnv* e, jobject, jint nSap, jstring sn, jint miu, jint rw, jint linearBufferLength) 1230{ 1231 PeerToPeer::tJNI_HANDLE jniHandle = PeerToPeer::getInstance().getNewJniHandle (); 1232 1233 ScopedUtfChars serviceName(e, sn); 1234 1235 ALOGD ("%s: enter: sap=%i; name=%s; miu=%i; rw=%i; buffLen=%i", __FUNCTION__, nSap, serviceName.c_str(), miu, rw, linearBufferLength); 1236 1237 /* Create new NativeLlcpServiceSocket object */ 1238 jobject serviceSocket = NULL; 1239 if (nfc_jni_cache_object_local(e, gNativeLlcpServiceSocketClassName, &(serviceSocket)) == -1) 1240 { 1241 ALOGE ("%s: Llcp socket object creation error", __FUNCTION__); 1242 return NULL; 1243 } 1244 1245 /* Get NativeLlcpServiceSocket class object */ 1246 ScopedLocalRef<jclass> clsNativeLlcpServiceSocket(e, e->GetObjectClass(serviceSocket)); 1247 if (e->ExceptionCheck()) 1248 { 1249 e->ExceptionClear(); 1250 ALOGE("%s: Llcp Socket get object class error", __FUNCTION__); 1251 return NULL; 1252 } 1253 1254 if (!PeerToPeer::getInstance().registerServer (jniHandle, serviceName.c_str())) 1255 { 1256 ALOGE("%s: RegisterServer error", __FUNCTION__); 1257 return NULL; 1258 } 1259 1260 jfieldID f; 1261 1262 /* Set socket handle to be the same as the NfaHandle*/ 1263 f = e->GetFieldID(clsNativeLlcpServiceSocket.get(), "mHandle", "I"); 1264 e->SetIntField(serviceSocket, f, (jint) jniHandle); 1265 ALOGD ("%s: socket Handle = 0x%X", __FUNCTION__, jniHandle); 1266 1267 /* Set socket linear buffer length */ 1268 f = e->GetFieldID(clsNativeLlcpServiceSocket.get(), "mLocalLinearBufferLength", "I"); 1269 e->SetIntField(serviceSocket, f,(jint)linearBufferLength); 1270 ALOGD ("%s: buffer length = %d", __FUNCTION__, linearBufferLength); 1271 1272 /* Set socket MIU */ 1273 f = e->GetFieldID(clsNativeLlcpServiceSocket.get(), "mLocalMiu", "I"); 1274 e->SetIntField(serviceSocket, f,(jint)miu); 1275 ALOGD ("%s: MIU = %d", __FUNCTION__, miu); 1276 1277 /* Set socket RW */ 1278 f = e->GetFieldID(clsNativeLlcpServiceSocket.get(), "mLocalRw", "I"); 1279 e->SetIntField(serviceSocket, f,(jint)rw); 1280 ALOGD ("%s: RW = %d", __FUNCTION__, rw); 1281 1282 sLastError = 0; 1283 ALOGD ("%s: exit", __FUNCTION__); 1284 return serviceSocket; 1285} 1286 1287 1288/******************************************************************************* 1289** 1290** Function: nfcManager_doGetLastError 1291** 1292** Description: Get the last error code. 1293** e: JVM environment. 1294** o: Java object. 1295** 1296** Returns: Last error code. 1297** 1298*******************************************************************************/ 1299static jint nfcManager_doGetLastError(JNIEnv*, jobject) 1300{ 1301 ALOGD ("%s: last error=%i", __FUNCTION__, sLastError); 1302 return sLastError; 1303} 1304 1305 1306/******************************************************************************* 1307** 1308** Function: nfcManager_doDeinitialize 1309** 1310** Description: Turn off NFC. 1311** e: JVM environment. 1312** o: Java object. 1313** 1314** Returns: True if ok. 1315** 1316*******************************************************************************/ 1317static jboolean nfcManager_doDeinitialize (JNIEnv*, jobject) 1318{ 1319 ALOGD ("%s: enter", __FUNCTION__); 1320 1321 sIsDisabling = true; 1322 1323 pn544InteropAbortNow (); 1324 RoutingManager::getInstance().onNfccShutdown(); 1325 PowerSwitch::getInstance ().initialize (PowerSwitch::UNKNOWN_LEVEL); 1326 1327 if (sIsNfaEnabled) 1328 { 1329 SyncEventGuard guard (sNfaDisableEvent); 1330 EXTNS_Close (); 1331 tNFA_STATUS stat = NFA_Disable (TRUE /* graceful */); 1332 if (stat == NFA_STATUS_OK) 1333 { 1334 ALOGD ("%s: wait for completion", __FUNCTION__); 1335 sNfaDisableEvent.wait (); //wait for NFA command to finish 1336 PeerToPeer::getInstance ().handleNfcOnOff (false); 1337 } 1338 else 1339 { 1340 ALOGE ("%s: fail disable; error=0x%X", __FUNCTION__, stat); 1341 } 1342 } 1343 nativeNfcTag_abortWaits(); 1344 NfcTag::getInstance().abort (); 1345 sAbortConnlessWait = true; 1346 nativeLlcpConnectionlessSocket_abortWait(); 1347 sIsNfaEnabled = false; 1348 sDiscoveryEnabled = false; 1349 sPollingEnabled = false; 1350 sIsDisabling = false; 1351 sP2pEnabled = false; 1352 gActivated = false; 1353 sLfT3tMax = 0; 1354 1355 { 1356 //unblock NFA_EnablePolling() and NFA_DisablePolling() 1357 SyncEventGuard guard (sNfaEnableDisablePollingEvent); 1358 sNfaEnableDisablePollingEvent.notifyOne (); 1359 } 1360 1361 NfcAdaptation& theInstance = NfcAdaptation::GetInstance(); 1362 theInstance.Finalize(); 1363 1364 ALOGD ("%s: exit", __FUNCTION__); 1365 return JNI_TRUE; 1366} 1367 1368 1369/******************************************************************************* 1370** 1371** Function: nfcManager_doCreateLlcpSocket 1372** 1373** Description: Create a LLCP connection-oriented socket. 1374** e: JVM environment. 1375** o: Java object. 1376** nSap: Service access point. 1377** miu: Maximum information unit. 1378** rw: Receive window size. 1379** linearBufferLength: Max buffer size. 1380** 1381** Returns: NativeLlcpSocket Java object. 1382** 1383*******************************************************************************/ 1384static jobject nfcManager_doCreateLlcpSocket (JNIEnv* e, jobject, jint nSap, jint miu, jint rw, jint linearBufferLength) 1385{ 1386 ALOGD ("%s: enter; sap=%d; miu=%d; rw=%d; buffer len=%d", __FUNCTION__, nSap, miu, rw, linearBufferLength); 1387 1388 PeerToPeer::tJNI_HANDLE jniHandle = PeerToPeer::getInstance().getNewJniHandle (); 1389 PeerToPeer::getInstance().createClient (jniHandle, miu, rw); 1390 1391 /* Create new NativeLlcpSocket object */ 1392 jobject clientSocket = NULL; 1393 if (nfc_jni_cache_object_local(e, gNativeLlcpSocketClassName, &(clientSocket)) == -1) 1394 { 1395 ALOGE ("%s: fail Llcp socket creation", __FUNCTION__); 1396 return clientSocket; 1397 } 1398 1399 /* Get NativeConnectionless class object */ 1400 ScopedLocalRef<jclass> clsNativeLlcpSocket(e, e->GetObjectClass(clientSocket)); 1401 if (e->ExceptionCheck()) 1402 { 1403 e->ExceptionClear(); 1404 ALOGE ("%s: fail get class object", __FUNCTION__); 1405 return clientSocket; 1406 } 1407 1408 jfieldID f; 1409 1410 /* Set socket SAP */ 1411 f = e->GetFieldID (clsNativeLlcpSocket.get(), "mSap", "I"); 1412 e->SetIntField (clientSocket, f, (jint) nSap); 1413 1414 /* Set socket handle */ 1415 f = e->GetFieldID (clsNativeLlcpSocket.get(), "mHandle", "I"); 1416 e->SetIntField (clientSocket, f, (jint) jniHandle); 1417 1418 /* Set socket MIU */ 1419 f = e->GetFieldID (clsNativeLlcpSocket.get(), "mLocalMiu", "I"); 1420 e->SetIntField (clientSocket, f, (jint) miu); 1421 1422 /* Set socket RW */ 1423 f = e->GetFieldID (clsNativeLlcpSocket.get(), "mLocalRw", "I"); 1424 e->SetIntField (clientSocket, f, (jint) rw); 1425 1426 ALOGD ("%s: exit", __FUNCTION__); 1427 return clientSocket; 1428} 1429 1430 1431/******************************************************************************* 1432** 1433** Function: nfcManager_doCreateLlcpConnectionlessSocket 1434** 1435** Description: Create a connection-less socket. 1436** e: JVM environment. 1437** o: Java object. 1438** nSap: Service access point. 1439** sn: Service name. 1440** 1441** Returns: NativeLlcpConnectionlessSocket Java object. 1442** 1443*******************************************************************************/ 1444static jobject nfcManager_doCreateLlcpConnectionlessSocket (JNIEnv *, jobject, jint nSap, jstring /*sn*/) 1445{ 1446 ALOGD ("%s: nSap=0x%X", __FUNCTION__, nSap); 1447 return NULL; 1448} 1449 1450/******************************************************************************* 1451** 1452** Function: isPeerToPeer 1453** 1454** Description: Whether the activation data indicates the peer supports NFC-DEP. 1455** activated: Activation data. 1456** 1457** Returns: True if the peer supports NFC-DEP. 1458** 1459*******************************************************************************/ 1460static bool isPeerToPeer (tNFA_ACTIVATED& activated) 1461{ 1462 return activated.activate_ntf.protocol == NFA_PROTOCOL_NFC_DEP; 1463} 1464 1465/******************************************************************************* 1466** 1467** Function: isListenMode 1468** 1469** Description: Indicates whether the activation data indicates it is 1470** listen mode. 1471** 1472** Returns: True if this listen mode. 1473** 1474*******************************************************************************/ 1475static bool isListenMode(tNFA_ACTIVATED& activated) 1476{ 1477 return ((NFC_DISCOVERY_TYPE_LISTEN_A == activated.activate_ntf.rf_tech_param.mode) 1478 || (NFC_DISCOVERY_TYPE_LISTEN_B == activated.activate_ntf.rf_tech_param.mode) 1479 || (NFC_DISCOVERY_TYPE_LISTEN_F == activated.activate_ntf.rf_tech_param.mode) 1480 || (NFC_DISCOVERY_TYPE_LISTEN_A_ACTIVE == activated.activate_ntf.rf_tech_param.mode) 1481 || (NFC_DISCOVERY_TYPE_LISTEN_F_ACTIVE == activated.activate_ntf.rf_tech_param.mode) 1482 || (NFC_DISCOVERY_TYPE_LISTEN_ISO15693 == activated.activate_ntf.rf_tech_param.mode) 1483 || (NFC_DISCOVERY_TYPE_LISTEN_B_PRIME == activated.activate_ntf.rf_tech_param.mode)); 1484} 1485 1486/******************************************************************************* 1487** 1488** Function: nfcManager_doCheckLlcp 1489** 1490** Description: Not used. 1491** 1492** Returns: True 1493** 1494*******************************************************************************/ 1495static jboolean nfcManager_doCheckLlcp(JNIEnv*, jobject) 1496{ 1497 ALOGD("%s", __FUNCTION__); 1498 return JNI_TRUE; 1499} 1500 1501 1502/******************************************************************************* 1503** 1504** Function: nfcManager_doActivateLlcp 1505** 1506** Description: Not used. 1507** 1508** Returns: True 1509** 1510*******************************************************************************/ 1511static jboolean nfcManager_doActivateLlcp(JNIEnv*, jobject) 1512{ 1513 ALOGD("%s", __FUNCTION__); 1514 return JNI_TRUE; 1515} 1516 1517 1518/******************************************************************************* 1519** 1520** Function: nfcManager_doAbort 1521** 1522** Description: Not used. 1523** 1524** Returns: None 1525** 1526*******************************************************************************/ 1527static void nfcManager_doAbort(JNIEnv*, jobject) 1528{ 1529 ALOGE("%s: abort()", __FUNCTION__); 1530 abort(); 1531} 1532 1533 1534/******************************************************************************* 1535** 1536** Function: nfcManager_doDownload 1537** 1538** Description: Download firmware patch files. Do not turn on NFC. 1539** 1540** Returns: True if ok. 1541** 1542*******************************************************************************/ 1543static jboolean nfcManager_doDownload(JNIEnv*, jobject) 1544{ 1545 ALOGD ("%s: enter", __FUNCTION__); 1546 NfcAdaptation& theInstance = NfcAdaptation::GetInstance(); 1547 1548 theInstance.Initialize(); //start GKI, NCI task, NFC task 1549 theInstance.DownloadFirmware (); 1550 theInstance.Finalize(); 1551 ALOGD ("%s: exit", __FUNCTION__); 1552 return JNI_TRUE; 1553} 1554 1555 1556/******************************************************************************* 1557** 1558** Function: nfcManager_doResetTimeouts 1559** 1560** Description: Not used. 1561** 1562** Returns: None 1563** 1564*******************************************************************************/ 1565static void nfcManager_doResetTimeouts(JNIEnv*, jobject) 1566{ 1567 ALOGD ("%s", __FUNCTION__); 1568 NfcTag::getInstance().resetAllTransceiveTimeouts (); 1569} 1570 1571 1572/******************************************************************************* 1573** 1574** Function: nfcManager_doSetTimeout 1575** 1576** Description: Set timeout value. 1577** e: JVM environment. 1578** o: Java object. 1579** tech: technology ID. 1580** timeout: Timeout value. 1581** 1582** Returns: True if ok. 1583** 1584*******************************************************************************/ 1585static bool nfcManager_doSetTimeout(JNIEnv*, jobject, jint tech, jint timeout) 1586{ 1587 if (timeout <= 0) 1588 { 1589 ALOGE("%s: Timeout must be positive.",__FUNCTION__); 1590 return false; 1591 } 1592 ALOGD ("%s: tech=%d, timeout=%d", __FUNCTION__, tech, timeout); 1593 NfcTag::getInstance().setTransceiveTimeout (tech, timeout); 1594 return true; 1595} 1596 1597 1598/******************************************************************************* 1599** 1600** Function: nfcManager_doGetTimeout 1601** 1602** Description: Get timeout value. 1603** e: JVM environment. 1604** o: Java object. 1605** tech: technology ID. 1606** 1607** Returns: Timeout value. 1608** 1609*******************************************************************************/ 1610static jint nfcManager_doGetTimeout(JNIEnv*, jobject, jint tech) 1611{ 1612 int timeout = NfcTag::getInstance().getTransceiveTimeout (tech); 1613 ALOGD ("%s: tech=%d, timeout=%d", __FUNCTION__, tech, timeout); 1614 return timeout; 1615} 1616 1617 1618/******************************************************************************* 1619** 1620** Function: nfcManager_doDump 1621** 1622** Description: Not used. 1623** e: JVM environment. 1624** o: Java object. 1625** 1626** Returns: Text dump. 1627** 1628*******************************************************************************/ 1629static jstring nfcManager_doDump(JNIEnv* e, jobject) 1630{ 1631 char buffer[100]; 1632 snprintf(buffer, sizeof(buffer), "libnfc llc error_count=%u", /*libnfc_llc_error_count*/ 0); 1633 return e->NewStringUTF(buffer); 1634} 1635 1636 1637/******************************************************************************* 1638** 1639** Function: nfcManager_doSetP2pInitiatorModes 1640** 1641** Description: Set P2P initiator's activation modes. 1642** e: JVM environment. 1643** o: Java object. 1644** modes: Active and/or passive modes. The values are specified 1645** in external/libnfc-nxp/inc/phNfcTypes.h. See 1646** enum phNfc_eP2PMode_t. 1647** 1648** Returns: None. 1649** 1650*******************************************************************************/ 1651static void nfcManager_doSetP2pInitiatorModes (JNIEnv *e, jobject o, jint modes) 1652{ 1653 ALOGD ("%s: modes=0x%X", __FUNCTION__, modes); 1654 struct nfc_jni_native_data *nat = getNative(e, o); 1655 1656 tNFA_TECHNOLOGY_MASK mask = 0; 1657 if (modes & 0x01) mask |= NFA_TECHNOLOGY_MASK_A; 1658 if (modes & 0x02) mask |= NFA_TECHNOLOGY_MASK_F; 1659 if (modes & 0x04) mask |= NFA_TECHNOLOGY_MASK_F; 1660 if (modes & 0x08) mask |= NFA_TECHNOLOGY_MASK_A_ACTIVE; 1661 if (modes & 0x10) mask |= NFA_TECHNOLOGY_MASK_F_ACTIVE; 1662 if (modes & 0x20) mask |= NFA_TECHNOLOGY_MASK_F_ACTIVE; 1663 nat->tech_mask = mask; 1664} 1665 1666 1667/******************************************************************************* 1668** 1669** Function: nfcManager_doSetP2pTargetModes 1670** 1671** Description: Set P2P target's activation modes. 1672** e: JVM environment. 1673** o: Java object. 1674** modes: Active and/or passive modes. 1675** 1676** Returns: None. 1677** 1678*******************************************************************************/ 1679static void nfcManager_doSetP2pTargetModes (JNIEnv*, jobject, jint modes) 1680{ 1681 ALOGD ("%s: modes=0x%X", __FUNCTION__, modes); 1682 // Map in the right modes 1683 tNFA_TECHNOLOGY_MASK mask = 0; 1684 if (modes & 0x01) mask |= NFA_TECHNOLOGY_MASK_A; 1685 if (modes & 0x02) mask |= NFA_TECHNOLOGY_MASK_F; 1686 if (modes & 0x04) mask |= NFA_TECHNOLOGY_MASK_F; 1687 if (modes & 0x08) mask |= NFA_TECHNOLOGY_MASK_A_ACTIVE | NFA_TECHNOLOGY_MASK_F_ACTIVE; 1688 1689 PeerToPeer::getInstance().setP2pListenMask(mask); 1690} 1691 1692static void nfcManager_doEnableScreenOffSuspend(JNIEnv* e, jobject o) 1693{ 1694 PowerSwitch::getInstance().setScreenOffPowerState(PowerSwitch::POWER_STATE_FULL); 1695} 1696 1697static void nfcManager_doDisableScreenOffSuspend(JNIEnv* e, jobject o) 1698{ 1699 PowerSwitch::getInstance().setScreenOffPowerState(PowerSwitch::POWER_STATE_OFF); 1700} 1701 1702/***************************************************************************** 1703** 1704** JNI functions for android-4.0.1_r1 1705** 1706*****************************************************************************/ 1707static JNINativeMethod gMethods[] = 1708{ 1709 {"doDownload", "()Z", 1710 (void *)nfcManager_doDownload}, 1711 1712 {"initializeNativeStructure", "()Z", 1713 (void*) nfcManager_initNativeStruc}, 1714 1715 {"doInitialize", "()Z", 1716 (void*) nfcManager_doInitialize}, 1717 1718 {"doDeinitialize", "()Z", 1719 (void*) nfcManager_doDeinitialize}, 1720 1721 {"sendRawFrame", "([B)Z", 1722 (void*) nfcManager_sendRawFrame}, 1723 1724 {"routeAid", "([BI)Z", 1725 (void*) nfcManager_routeAid}, 1726 1727 {"unrouteAid", "([B)Z", 1728 (void*) nfcManager_unrouteAid}, 1729 1730 {"commitRouting", "()Z", 1731 (void*) nfcManager_commitRouting}, 1732 1733 {"doRegisterT3tIdentifier", "([B)I", 1734 (void*) nfcManager_doRegisterT3tIdentifier}, 1735 1736 {"doDeregisterT3tIdentifier", "(I)V", 1737 (void*) nfcManager_doDeregisterT3tIdentifier}, 1738 1739 {"getLfT3tMax", "()I", 1740 (void*) nfcManager_getLfT3tMax}, 1741 1742 {"doEnableDiscovery", "(IZZZZZ)V", 1743 (void*) nfcManager_enableDiscovery}, 1744 1745 {"doCheckLlcp", "()Z", 1746 (void *)nfcManager_doCheckLlcp}, 1747 1748 {"doActivateLlcp", "()Z", 1749 (void *)nfcManager_doActivateLlcp}, 1750 1751 {"doCreateLlcpConnectionlessSocket", "(ILjava/lang/String;)Lcom/android/nfc/dhimpl/NativeLlcpConnectionlessSocket;", 1752 (void *)nfcManager_doCreateLlcpConnectionlessSocket}, 1753 1754 {"doCreateLlcpServiceSocket", "(ILjava/lang/String;III)Lcom/android/nfc/dhimpl/NativeLlcpServiceSocket;", 1755 (void*) nfcManager_doCreateLlcpServiceSocket}, 1756 1757 {"doCreateLlcpSocket", "(IIII)Lcom/android/nfc/dhimpl/NativeLlcpSocket;", 1758 (void*) nfcManager_doCreateLlcpSocket}, 1759 1760 {"doGetLastError", "()I", 1761 (void*) nfcManager_doGetLastError}, 1762 1763 {"disableDiscovery", "()V", 1764 (void*) nfcManager_disableDiscovery}, 1765 1766 {"doSetTimeout", "(II)Z", 1767 (void *)nfcManager_doSetTimeout}, 1768 1769 {"doGetTimeout", "(I)I", 1770 (void *)nfcManager_doGetTimeout}, 1771 1772 {"doResetTimeouts", "()V", 1773 (void *)nfcManager_doResetTimeouts}, 1774 1775 {"doAbort", "()V", 1776 (void *)nfcManager_doAbort}, 1777 1778 {"doSetP2pInitiatorModes", "(I)V", 1779 (void *)nfcManager_doSetP2pInitiatorModes}, 1780 1781 {"doSetP2pTargetModes", "(I)V", 1782 (void *)nfcManager_doSetP2pTargetModes}, 1783 1784 {"doEnableScreenOffSuspend", "()V", 1785 (void *)nfcManager_doEnableScreenOffSuspend}, 1786 1787 {"doDisableScreenOffSuspend", "()V", 1788 (void *)nfcManager_doDisableScreenOffSuspend}, 1789 1790 {"doDump", "()Ljava/lang/String;", 1791 (void *)nfcManager_doDump}, 1792}; 1793 1794 1795/******************************************************************************* 1796** 1797** Function: register_com_android_nfc_NativeNfcManager 1798** 1799** Description: Regisgter JNI functions with Java Virtual Machine. 1800** e: Environment of JVM. 1801** 1802** Returns: Status of registration. 1803** 1804*******************************************************************************/ 1805int register_com_android_nfc_NativeNfcManager (JNIEnv *e) 1806{ 1807 ALOGD ("%s: enter", __FUNCTION__); 1808 PowerSwitch::getInstance ().initialize (PowerSwitch::UNKNOWN_LEVEL); 1809 ALOGD ("%s: exit", __FUNCTION__); 1810 return jniRegisterNativeMethods (e, gNativeNfcManagerClassName, gMethods, NELEM (gMethods)); 1811} 1812 1813 1814/******************************************************************************* 1815** 1816** Function: startRfDiscovery 1817** 1818** Description: Ask stack to start polling and listening for devices. 1819** isStart: Whether to start. 1820** 1821** Returns: None 1822** 1823*******************************************************************************/ 1824void startRfDiscovery(bool isStart) 1825{ 1826 tNFA_STATUS status = NFA_STATUS_FAILED; 1827 1828 ALOGD ("%s: is start=%d", __FUNCTION__, isStart); 1829 SyncEventGuard guard (sNfaEnableDisablePollingEvent); 1830 status = isStart ? NFA_StartRfDiscovery () : NFA_StopRfDiscovery (); 1831 if (status == NFA_STATUS_OK) 1832 { 1833 sNfaEnableDisablePollingEvent.wait (); //wait for NFA_RF_DISCOVERY_xxxx_EVT 1834 sRfEnabled = isStart; 1835 } 1836 else 1837 { 1838 ALOGE ("%s: Failed to start/stop RF discovery; error=0x%X", __FUNCTION__, status); 1839 } 1840} 1841 1842 1843/******************************************************************************* 1844** 1845** Function: isDiscoveryStarted 1846** 1847** Description: Indicates whether the discovery is started. 1848** 1849** Returns: True if discovery is started 1850** 1851*******************************************************************************/ 1852bool isDiscoveryStarted () 1853{ 1854 return sRfEnabled; 1855} 1856 1857 1858/******************************************************************************* 1859** 1860** Function: doStartupConfig 1861** 1862** Description: Configure the NFC controller. 1863** 1864** Returns: None 1865** 1866*******************************************************************************/ 1867void doStartupConfig() 1868{ 1869 struct nfc_jni_native_data *nat = getNative(0, 0); 1870 tNFA_STATUS stat = NFA_STATUS_FAILED; 1871 int actualLen = 0; 1872 1873 // If polling for Active mode, set the ordering so that we choose Active over Passive mode first. 1874 if (nat && (nat->tech_mask & (NFA_TECHNOLOGY_MASK_A_ACTIVE | NFA_TECHNOLOGY_MASK_F_ACTIVE))) 1875 { 1876 UINT8 act_mode_order_param[] = { 0x01 }; 1877 SyncEventGuard guard (sNfaSetConfigEvent); 1878 stat = NFA_SetConfig(NCI_PARAM_ID_ACT_ORDER, sizeof(act_mode_order_param), &act_mode_order_param[0]); 1879 if (stat == NFA_STATUS_OK) 1880 sNfaSetConfigEvent.wait (); 1881 } 1882 1883 //configure RF polling frequency for each technology 1884 static tNFA_DM_DISC_FREQ_CFG nfa_dm_disc_freq_cfg; 1885 //values in the polling_frequency[] map to members of nfa_dm_disc_freq_cfg 1886 UINT8 polling_frequency [8] = {1, 1, 1, 1, 1, 1, 1, 1}; 1887 actualLen = GetStrValue(NAME_POLL_FREQUENCY, (char*)polling_frequency, 8); 1888 if (actualLen == 8) 1889 { 1890 ALOGD ("%s: polling frequency", __FUNCTION__); 1891 memset (&nfa_dm_disc_freq_cfg, 0, sizeof(nfa_dm_disc_freq_cfg)); 1892 nfa_dm_disc_freq_cfg.pa = polling_frequency [0]; 1893 nfa_dm_disc_freq_cfg.pb = polling_frequency [1]; 1894 nfa_dm_disc_freq_cfg.pf = polling_frequency [2]; 1895 nfa_dm_disc_freq_cfg.pi93 = polling_frequency [3]; 1896 nfa_dm_disc_freq_cfg.pbp = polling_frequency [4]; 1897 nfa_dm_disc_freq_cfg.pk = polling_frequency [5]; 1898 nfa_dm_disc_freq_cfg.paa = polling_frequency [6]; 1899 nfa_dm_disc_freq_cfg.pfa = polling_frequency [7]; 1900 p_nfa_dm_rf_disc_freq_cfg = &nfa_dm_disc_freq_cfg; 1901 } 1902} 1903 1904 1905/******************************************************************************* 1906** 1907** Function: nfcManager_isNfcActive 1908** 1909** Description: Used externaly to determine if NFC is active or not. 1910** 1911** Returns: 'true' if the NFC stack is running, else 'false'. 1912** 1913*******************************************************************************/ 1914bool nfcManager_isNfcActive() 1915{ 1916 return sIsNfaEnabled; 1917} 1918 1919/******************************************************************************* 1920** 1921** Function: startStopPolling 1922** 1923** Description: Start or stop polling. 1924** isStartPolling: true to start polling; false to stop polling. 1925** 1926** Returns: None. 1927** 1928*******************************************************************************/ 1929void startStopPolling (bool isStartPolling) 1930{ 1931 ALOGD ("%s: enter; isStart=%u", __FUNCTION__, isStartPolling); 1932 startRfDiscovery (false); 1933 1934 if (isStartPolling) startPolling_rfDiscoveryDisabled(0); 1935 else stopPolling_rfDiscoveryDisabled(); 1936 1937 startRfDiscovery (true); 1938 ALOGD ("%s: exit", __FUNCTION__); 1939} 1940 1941 1942static tNFA_STATUS startPolling_rfDiscoveryDisabled(tNFA_TECHNOLOGY_MASK tech_mask) { 1943 tNFA_STATUS stat = NFA_STATUS_FAILED; 1944 1945 unsigned long num = 0; 1946 1947 if (tech_mask == 0 && GetNumValue(NAME_POLLING_TECH_MASK, &num, sizeof(num))) 1948 tech_mask = num; 1949 else if (tech_mask == 0) tech_mask = DEFAULT_TECH_MASK; 1950 1951 SyncEventGuard guard (sNfaEnableDisablePollingEvent); 1952 ALOGD ("%s: enable polling", __FUNCTION__); 1953 stat = NFA_EnablePolling (tech_mask); 1954 if (stat == NFA_STATUS_OK) 1955 { 1956 ALOGD ("%s: wait for enable event", __FUNCTION__); 1957 sPollingEnabled = true; 1958 sNfaEnableDisablePollingEvent.wait (); //wait for NFA_POLL_ENABLED_EVT 1959 } 1960 else 1961 { 1962 ALOGE ("%s: fail enable polling; error=0x%X", __FUNCTION__, stat); 1963 } 1964 1965 return stat; 1966} 1967 1968static tNFA_STATUS stopPolling_rfDiscoveryDisabled() { 1969 tNFA_STATUS stat = NFA_STATUS_FAILED; 1970 1971 SyncEventGuard guard (sNfaEnableDisablePollingEvent); 1972 ALOGD ("%s: disable polling", __FUNCTION__); 1973 stat = NFA_DisablePolling (); 1974 if (stat == NFA_STATUS_OK) { 1975 sPollingEnabled = false; 1976 sNfaEnableDisablePollingEvent.wait (); //wait for NFA_POLL_DISABLED_EVT 1977 } else { 1978 ALOGE ("%s: fail disable polling; error=0x%X", __FUNCTION__, stat); 1979 } 1980 1981 return stat; 1982} 1983 1984 1985} /* namespace android */ 1986