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 34 extern "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 45 extern const uint8_t nfca_version_string []; 46 extern const uint8_t nfa_version_string []; 47 extern tNFA_DM_DISC_FREQ_CFG* p_nfa_dm_rf_disc_freq_cfg; //defined in stack 48 namespace 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 *****************************************************************************/ 76 bool gActivated = false; 77 SyncEvent gDeactivatedEvent; 78 79 namespace 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 *****************************************************************************/ 109 namespace android 110 { 111 static jint sLastError = ERROR_BUFFER_TOO_SMALL; 112 static SyncEvent sNfaEnableEvent; //event for NFA_Enable() 113 static SyncEvent sNfaDisableEvent; //event for NFA_Disable() 114 static SyncEvent sNfaEnableDisablePollingEvent; //event for NFA_EnablePolling(), NFA_DisablePolling() 115 static SyncEvent sNfaSetConfigEvent; // event for Set_Config.... 116 static SyncEvent sNfaGetConfigEvent; // event for Get_Config.... 117 static bool sIsNfaEnabled = false; 118 static bool sDiscoveryEnabled = false; //is polling or listening 119 static bool sPollingEnabled = false; //is polling for tag? 120 static bool sIsDisabling = false; 121 static bool sRfEnabled = false; // whether RF discovery is enabled 122 static bool sSeRfActive = false; // whether RF with SE is likely active 123 static bool sReaderModeEnabled = false; // whether we're only reading tags, not allowing P2p/card emu 124 static bool sP2pEnabled = false; 125 static bool sP2pActive = false; // whether p2p was last active 126 static bool sAbortConnlessWait = false; 127 static 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 200 140 141 static void nfaConnectionCallback (uint8_t event, tNFA_CONN_EVT_DATA *eventData); 142 static void nfaDeviceManagementCallback (uint8_t event, tNFA_DM_CBACK_DATA *eventData); 143 static bool isPeerToPeer (tNFA_ACTIVATED& activated); 144 static bool isListenMode(tNFA_ACTIVATED& activated); 145 static void enableDisableLptd (bool enable); 146 static tNFA_STATUS stopPolling_rfDiscoveryDisabled(); 147 static tNFA_STATUS startPolling_rfDiscoveryDisabled(tNFA_TECHNOLOGY_MASK tech_mask); 148 149 static uint16_t sCurrentConfigLen; 150 static uint8_t 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 *******************************************************************************/ 165 nfc_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 *******************************************************************************/ 186 static 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 *******************************************************************************/ 219 static void nfaConnectionCallback (uint8_t connEvent, tNFA_CONN_EVT_DATA* eventData) 220 { 221 tNFA_STATUS status = NFA_STATUS_FAILED; 222 ALOGV("%s: event= %u", __func__, connEvent); 223 224 switch (connEvent) 225 { 226 case NFA_POLL_ENABLED_EVT: // whether polling successfully started 227 { 228 ALOGV("%s: NFA_POLL_ENABLED_EVT: status = %u", __func__, 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 ALOGV("%s: NFA_POLL_DISABLED_EVT: status = %u", __func__, 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 ALOGV("%s: NFA_RF_DISCOVERY_STARTED_EVT: status = %u", __func__, 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 ALOGV("%s: NFA_RF_DISCOVERY_STOPPED_EVT: status = %u", __func__, 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 ALOGV("%s: NFA_DISC_RESULT_EVT: status = %d", __func__, status); 265 if (status != NFA_STATUS_OK) 266 { 267 ALOGE("%s: NFA_DISC_RESULT_EVT error: status = %d", __func__, 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 ALOGV("%s: NFA_SELECT_RESULT_EVT: status = %d, gIsSelectingRfInterface = %d, sIsDisabling=%d", __func__, 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", __func__, eventData->status); 290 NFA_Deactivate (FALSE); 291 } 292 break; 293 294 case NFA_DEACTIVATE_FAIL_EVT: 295 ALOGV("%s: NFA_DEACTIVATE_FAIL_EVT: status = %d", __func__, eventData->status); 296 break; 297 298 case NFA_ACTIVATED_EVT: // NFC link/protocol activated 299 ALOGV("%s: NFA_ACTIVATED_EVT: gIsSelectingRfInterface=%d, sIsDisabling=%d", __func__, 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 ALOGV("%s: ignoring peer target in reader mode.", __func__); 328 NFA_Deactivate (FALSE); 329 break; 330 } 331 sP2pActive = true; 332 ALOGV("%s: NFA_ACTIVATED_EVT; is p2p", __func__); 333 // Disable RF field events in case of p2p 334 uint8_t nfa_disable_rf_events[] = { 0x00 }; 335 ALOGV("%s: Disabling RF field events", __func__); 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 ALOGV("%s: Disabled RF field events", __func__); 340 } else { 341 ALOGE("%s: Failed to disable RF field events", __func__); 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 ALOGV("%s: NFA_DEACTIVATED_EVT Type: %u, gIsTagDeactivating: %d", __func__, 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 ALOGV("%s: NFA_DEACTIVATED_EVT; is p2p", __func__); 395 // Disable RF field events in case of p2p 396 uint8_t nfa_enable_rf_events[] = { 0x01 }; 397 398 if (!sIsDisabling && sIsNfaEnabled) 399 { 400 ALOGV("%s: Enabling RF field events", __func__); 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 ALOGV("%s: Enabled RF field events", __func__); 405 } else { 406 ALOGE("%s: Failed to enable RF field events", __func__); 407 } 408 } 409 } 410 } 411 412 break; 413 414 case NFA_TLV_DETECT_EVT: // TLV Detection complete 415 status = eventData->tlv_detect.status; 416 ALOGV("%s: NFA_TLV_DETECT_EVT: status = %d, protocol = %d, num_tlvs = %d, num_bytes = %d", 417 __func__, 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", __func__, 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 ALOGV("%s: NFA_NDEF_DETECT_EVT: status = 0x%X, protocol = %u, " 430 "max_size = %u, cur_size = %u, flags = 0x%X", __func__, 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 ALOGV("%s: NFA_DATA_EVT: status = 0x%X, len = %d", __func__, 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 ALOGV("%s: NFC_RW_INTF_ERROR_EVT", __func__); 446 nativeNfcTag_notifyRfTimeout(); 447 nativeNfcTag_doReadCompleted (NFA_STATUS_TIMEOUT); 448 break; 449 case NFA_SELECT_CPLT_EVT: // Select completed 450 status = eventData->status; 451 ALOGV("%s: NFA_SELECT_CPLT_EVT: status = %d", __func__, status); 452 if (status != NFA_STATUS_OK) 453 { 454 ALOGE("%s: NFA_SELECT_CPLT_EVT error: status = %d", __func__, status); 455 } 456 break; 457 458 case NFA_READ_CPLT_EVT: // NDEF-read or tag-specific-read completed 459 ALOGV("%s: NFA_READ_CPLT_EVT: status = 0x%X", __func__, 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 ALOGV("%s: NFA_WRITE_CPLT_EVT: status = %d", __func__, 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 ALOGV("%s: NFA_SET_TAG_RO_EVT: status = %d", __func__, eventData->status); 471 nativeNfcTag_doMakeReadonlyResult(eventData->status); 472 break; 473 474 case NFA_CE_NDEF_WRITE_START_EVT: // NDEF write started 475 ALOGV("%s: NFA_CE_NDEF_WRITE_START_EVT: status: %d", __func__, eventData->status); 476 477 if (eventData->status != NFA_STATUS_OK) 478 ALOGE("%s: NFA_CE_NDEF_WRITE_START_EVT error: status = %d", __func__, eventData->status); 479 break; 480 481 case NFA_CE_NDEF_WRITE_CPLT_EVT: // NDEF write completed 482 ALOGV("%s: FA_CE_NDEF_WRITE_CPLT_EVT: len = %u", __func__, eventData->ndef_write_cplt.len); 483 break; 484 485 case NFA_LLCP_ACTIVATED_EVT: // LLCP link is activated 486 ALOGV("%s: NFA_LLCP_ACTIVATED_EVT: is_initiator: %d remote_wks: %d, remote_lsc: %d, remote_link_miu: %d, local_link_miu: %d", 487 __func__, 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 ALOGV("%s: NFA_LLCP_DEACTIVATED_EVT", __func__); 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 ALOGV("%s: NFA_LLCP_FIRST_PACKET_RECEIVED_EVT", __func__); 503 PeerToPeer::getInstance().llcpFirstPacketHandler (getNative(0, 0)); 504 break; 505 case NFA_PRESENCE_CHECK_EVT: 506 ALOGV("%s: NFA_PRESENCE_CHECK_EVT", __func__); 507 nativeNfcTag_doPresenceCheckResult (eventData->status); 508 break; 509 case NFA_FORMAT_CPLT_EVT: 510 ALOGV("%s: NFA_FORMAT_CPLT_EVT: status=0x%X", __func__, eventData->status); 511 nativeNfcTag_formatStatus (eventData->status == NFA_STATUS_OK); 512 break; 513 514 case NFA_I93_CMD_CPLT_EVT: 515 ALOGV("%s: NFA_I93_CMD_CPLT_EVT: status=0x%X", __func__, eventData->status); 516 break; 517 518 case NFA_CE_UICC_LISTEN_CONFIGURED_EVT : 519 ALOGV("%s: NFA_CE_UICC_LISTEN_CONFIGURED_EVT : status=0x%X", __func__, eventData->status); 520 break; 521 522 case NFA_SET_P2P_LISTEN_TECH_EVT: 523 ALOGV("%s: NFA_SET_P2P_LISTEN_TECH_EVT", __func__); 524 PeerToPeer::getInstance().connectionEventHandler (connEvent, eventData); 525 break; 526 527 default: 528 ALOGV("%s: unknown event ????", __func__); 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 *******************************************************************************/ 545 static jboolean nfcManager_initNativeStruc (JNIEnv* e, jobject o) 546 { 547 ALOGV("%s: enter", __func__); 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", __func__); 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", __func__); 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", __func__); 598 return JNI_FALSE; 599 } 600 601 ALOGV("%s: exit", __func__); 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 *******************************************************************************/ 617 void nfaDeviceManagementCallback (uint8_t dmEvent, tNFA_DM_CBACK_DATA* eventData) 618 { 619 ALOGV("%s: enter; event=0x%X", __func__, dmEvent); 620 621 switch (dmEvent) 622 { 623 case NFA_DM_ENABLE_EVT: /* Result of NFA_Enable */ 624 { 625 SyncEventGuard guard (sNfaEnableEvent); 626 ALOGV("%s: NFA_DM_ENABLE_EVT; status=0x%X", 627 __func__, 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 ALOGV("%s: NFA_DM_DISABLE_EVT", __func__); 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 ALOGV("%s: NFA_DM_SET_CONFIG_EVT", __func__); 646 { 647 SyncEventGuard guard (sNfaSetConfigEvent); 648 sNfaSetConfigEvent.notifyOne(); 649 } 650 break; 651 652 case NFA_DM_GET_CONFIG_EVT: /* Result of NFA_GetConfig */ 653 ALOGV("%s: NFA_DM_GET_CONFIG_EVT", __func__); 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", __func__); 665 sCurrentConfigLen = 0; 666 } 667 sNfaGetConfigEvent.notifyOne(); 668 } 669 break; 670 671 case NFA_DM_RF_FIELD_EVT: 672 ALOGV("%s: NFA_DM_RF_FIELD_EVT; status=0x%X; field status=%u", __func__, 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", __func__); 696 else if (dmEvent == NFA_DM_NFCC_TRANSPORT_ERR_EVT) 697 ALOGE("%s: NFA_DM_NFCC_TRANSPORT_ERR_EVT; abort", __func__); 698 699 nativeNfcTag_abortWaits(); 700 NfcTag::getInstance().abort (); 701 sAbortConnlessWait = true; 702 nativeLlcpConnectionlessSocket_abortWait(); 703 { 704 ALOGV("%s: aborting sNfaEnableDisablePollingEvent", __func__); 705 SyncEventGuard guard (sNfaEnableDisablePollingEvent); 706 sNfaEnableDisablePollingEvent.notifyOne(); 707 } 708 { 709 ALOGV("%s: aborting sNfaEnableEvent", __func__); 710 SyncEventGuard guard (sNfaEnableEvent); 711 sNfaEnableEvent.notifyOne(); 712 } 713 { 714 ALOGV("%s: aborting sNfaDisableEvent", __func__); 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", __func__); 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 ALOGV("%s: unhandled event", __func__); 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 *******************************************************************************/ 763 static 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 *******************************************************************************/ 784 static 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 *******************************************************************************/ 804 static 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 *******************************************************************************/ 824 static 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 *******************************************************************************/ 841 static jint nfcManager_doRegisterT3tIdentifier(JNIEnv* e, jobject, jbyteArray t3tIdentifier) 842 { 843 ALOGV("%s: enter", __func__); 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 ALOGV("%s: handle=%d", __func__, handle); 851 ALOGV("%s: exit", __func__); 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 *******************************************************************************/ 868 static void nfcManager_doDeregisterT3tIdentifier(JNIEnv*, jobject, jint handle) 869 { 870 ALOGV("%s: enter; handle=%d", __func__, handle); 871 872 RoutingManager::getInstance().deregisterT3tIdentifier(handle); 873 874 ALOGV("%s: exit", __func__); 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 *******************************************************************************/ 888 static jint nfcManager_getLfT3tMax(JNIEnv*, jobject) 889 { 890 ALOGV("%s: enter", __func__); 891 ALOGV("LF_T3T_MAX=%d", sLfT3tMax); 892 ALOGV("%s: exit", __func__); 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 *******************************************************************************/ 908 static jboolean nfcManager_doInitialize (JNIEnv* e, jobject o) 909 { 910 ALOGV("%s: enter; ver=%s nfa=%s NCI_VERSION=0x%02X", 911 __func__, 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 ALOGV("%s: already enabled", __func__); 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 ALOGV("%s: tag polling tech mask=0x%X", __func__, 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 ALOGV("%s: lfT3tMax=%d", __func__, 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", __func__, stat); 1006 1007 if (sIsNfaEnabled) 1008 { 1009 EXTNS_Close (); 1010 stat = NFA_Disable (FALSE /* ungraceful */); 1011 } 1012 1013 theInstance.Finalize(); 1014 } 1015 1016 TheEnd: 1017 if (sIsNfaEnabled) 1018 PowerSwitch::getInstance ().setLevel (PowerSwitch::LOW_POWER); 1019 ALOGV("%s: exit", __func__); 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 *******************************************************************************/ 1037 static 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 ALOGV("%s: enter; tech_mask = %02x", __func__, tech_mask); 1049 1050 if (sDiscoveryEnabled && !restart) 1051 { 1052 ALOGE("%s: already discovering", __func__); 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 ALOGV("%s: Enable p2pListening", __func__); 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 ALOGV("%s: exit", __func__); 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 *******************************************************************************/ 1138 void nfcManager_disableDiscovery (JNIEnv* e, jobject o) 1139 { 1140 tNFA_STATUS status = NFA_STATUS_OK; 1141 ALOGV("%s: enter;", __func__); 1142 1143 pn544InteropAbortNow (); 1144 if (sDiscoveryEnabled == false) 1145 { 1146 ALOGV("%s: already disabled", __func__); 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); 1162 TheEnd: 1163 ALOGV("%s: exit", __func__); 1164 } 1165 1166 void 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", __func__); 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", __func__, 1189 sCurrentConfigLen); 1190 return; 1191 } 1192 if (sConfig[3] == 0) { 1193 ALOGE("%s: LPTD is disabled, not enabling in current config", __func__); 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_t 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", __func__); 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 *******************************************************************************/ 1229 static 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 ALOGV("%s: enter: sap=%i; name=%s; miu=%i; rw=%i; buffLen=%i", __func__, 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", __func__); 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", __func__); 1251 return NULL; 1252 } 1253 1254 if (!PeerToPeer::getInstance().registerServer (jniHandle, serviceName.c_str())) 1255 { 1256 ALOGE("%s: RegisterServer error", __func__); 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 ALOGV("%s: socket Handle = 0x%X", __func__, jniHandle); 1266 1267 /* Set socket linear buffer length */ 1268 f = e->GetFieldID(clsNativeLlcpServiceSocket.get(), "mLocalLinearBufferLength", "I"); 1269 e->SetIntField(serviceSocket, f,(jint)linearBufferLength); 1270 ALOGV("%s: buffer length = %d", __func__, linearBufferLength); 1271 1272 /* Set socket MIU */ 1273 f = e->GetFieldID(clsNativeLlcpServiceSocket.get(), "mLocalMiu", "I"); 1274 e->SetIntField(serviceSocket, f,(jint)miu); 1275 ALOGV("%s: MIU = %d", __func__, miu); 1276 1277 /* Set socket RW */ 1278 f = e->GetFieldID(clsNativeLlcpServiceSocket.get(), "mLocalRw", "I"); 1279 e->SetIntField(serviceSocket, f,(jint)rw); 1280 ALOGV("%s: RW = %d", __func__, rw); 1281 1282 sLastError = 0; 1283 ALOGV("%s: exit", __func__); 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 *******************************************************************************/ 1299 static jint nfcManager_doGetLastError(JNIEnv*, jobject) 1300 { 1301 ALOGV("%s: last error=%i", __func__, 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 *******************************************************************************/ 1317 static jboolean nfcManager_doDeinitialize (JNIEnv*, jobject) 1318 { 1319 ALOGV("%s: enter", __func__); 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 ALOGV("%s: wait for completion", __func__); 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", __func__, 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 ALOGV("%s: exit", __func__); 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 *******************************************************************************/ 1384 static jobject nfcManager_doCreateLlcpSocket (JNIEnv* e, jobject, jint nSap, jint miu, jint rw, jint linearBufferLength) 1385 { 1386 ALOGV("%s: enter; sap=%d; miu=%d; rw=%d; buffer len=%d", __func__, 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", __func__); 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", __func__); 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 ALOGV("%s: exit", __func__); 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 *******************************************************************************/ 1444 static jobject nfcManager_doCreateLlcpConnectionlessSocket (JNIEnv *, jobject, jint nSap, jstring /*sn*/) 1445 { 1446 ALOGV("%s: nSap=0x%X", __func__, 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 *******************************************************************************/ 1460 static 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 *******************************************************************************/ 1475 static 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 *******************************************************************************/ 1495 static jboolean nfcManager_doCheckLlcp(JNIEnv*, jobject) 1496 { 1497 ALOGV("%s", __func__); 1498 return JNI_TRUE; 1499 } 1500 1501 1502 /******************************************************************************* 1503 ** 1504 ** Function: nfcManager_doActivateLlcp 1505 ** 1506 ** Description: Not used. 1507 ** 1508 ** Returns: True 1509 ** 1510 *******************************************************************************/ 1511 static jboolean nfcManager_doActivateLlcp(JNIEnv*, jobject) 1512 { 1513 ALOGV("%s", __func__); 1514 return JNI_TRUE; 1515 } 1516 1517 1518 /******************************************************************************* 1519 ** 1520 ** Function: nfcManager_doAbort 1521 ** 1522 ** Description: Not used. 1523 ** 1524 ** Returns: None 1525 ** 1526 *******************************************************************************/ 1527 static void nfcManager_doAbort(JNIEnv* e, jobject, jstring msg) 1528 { 1529 ScopedUtfChars message = {e, msg}; 1530 e->FatalError(message.c_str()); 1531 abort(); // <-- Unreachable 1532 } 1533 1534 1535 /******************************************************************************* 1536 ** 1537 ** Function: nfcManager_doDownload 1538 ** 1539 ** Description: Download firmware patch files. Do not turn on NFC. 1540 ** 1541 ** Returns: True if ok. 1542 ** 1543 *******************************************************************************/ 1544 static jboolean nfcManager_doDownload(JNIEnv*, jobject) 1545 { 1546 ALOGV("%s: enter", __func__); 1547 NfcAdaptation& theInstance = NfcAdaptation::GetInstance(); 1548 1549 theInstance.Initialize(); //start GKI, NCI task, NFC task 1550 theInstance.DownloadFirmware (); 1551 theInstance.Finalize(); 1552 ALOGV("%s: exit", __func__); 1553 return JNI_TRUE; 1554 } 1555 1556 1557 /******************************************************************************* 1558 ** 1559 ** Function: nfcManager_doResetTimeouts 1560 ** 1561 ** Description: Not used. 1562 ** 1563 ** Returns: None 1564 ** 1565 *******************************************************************************/ 1566 static void nfcManager_doResetTimeouts(JNIEnv*, jobject) 1567 { 1568 ALOGV("%s", __func__); 1569 NfcTag::getInstance().resetAllTransceiveTimeouts (); 1570 } 1571 1572 1573 /******************************************************************************* 1574 ** 1575 ** Function: nfcManager_doSetTimeout 1576 ** 1577 ** Description: Set timeout value. 1578 ** e: JVM environment. 1579 ** o: Java object. 1580 ** tech: technology ID. 1581 ** timeout: Timeout value. 1582 ** 1583 ** Returns: True if ok. 1584 ** 1585 *******************************************************************************/ 1586 static bool nfcManager_doSetTimeout(JNIEnv*, jobject, jint tech, jint timeout) 1587 { 1588 if (timeout <= 0) 1589 { 1590 ALOGE("%s: Timeout must be positive.",__func__); 1591 return false; 1592 } 1593 ALOGV("%s: tech=%d, timeout=%d", __func__, tech, timeout); 1594 NfcTag::getInstance().setTransceiveTimeout (tech, timeout); 1595 return true; 1596 } 1597 1598 1599 /******************************************************************************* 1600 ** 1601 ** Function: nfcManager_doGetTimeout 1602 ** 1603 ** Description: Get timeout value. 1604 ** e: JVM environment. 1605 ** o: Java object. 1606 ** tech: technology ID. 1607 ** 1608 ** Returns: Timeout value. 1609 ** 1610 *******************************************************************************/ 1611 static jint nfcManager_doGetTimeout(JNIEnv*, jobject, jint tech) 1612 { 1613 int timeout = NfcTag::getInstance().getTransceiveTimeout (tech); 1614 ALOGV("%s: tech=%d, timeout=%d", __func__, tech, timeout); 1615 return timeout; 1616 } 1617 1618 1619 /******************************************************************************* 1620 ** 1621 ** Function: nfcManager_doDump 1622 ** 1623 ** Description: Not used. 1624 ** e: JVM environment. 1625 ** o: Java object. 1626 ** 1627 ** Returns: Text dump. 1628 ** 1629 *******************************************************************************/ 1630 static jstring nfcManager_doDump(JNIEnv* e, jobject) 1631 { 1632 char buffer[100]; 1633 snprintf(buffer, sizeof(buffer), "libnfc llc error_count=%u", /*libnfc_llc_error_count*/ 0); 1634 return e->NewStringUTF(buffer); 1635 } 1636 1637 1638 /******************************************************************************* 1639 ** 1640 ** Function: nfcManager_doSetP2pInitiatorModes 1641 ** 1642 ** Description: Set P2P initiator's activation modes. 1643 ** e: JVM environment. 1644 ** o: Java object. 1645 ** modes: Active and/or passive modes. The values are specified 1646 ** in external/libnfc-nxp/inc/phNfcTypes.h. See 1647 ** enum phNfc_eP2PMode_t. 1648 ** 1649 ** Returns: None. 1650 ** 1651 *******************************************************************************/ 1652 static void nfcManager_doSetP2pInitiatorModes (JNIEnv *e, jobject o, jint modes) 1653 { 1654 ALOGV("%s: modes=0x%X", __func__, modes); 1655 struct nfc_jni_native_data *nat = getNative(e, o); 1656 1657 tNFA_TECHNOLOGY_MASK mask = 0; 1658 if (modes & 0x01) mask |= NFA_TECHNOLOGY_MASK_A; 1659 if (modes & 0x02) mask |= NFA_TECHNOLOGY_MASK_F; 1660 if (modes & 0x04) mask |= NFA_TECHNOLOGY_MASK_F; 1661 if (modes & 0x08) mask |= NFA_TECHNOLOGY_MASK_A_ACTIVE; 1662 if (modes & 0x10) mask |= NFA_TECHNOLOGY_MASK_F_ACTIVE; 1663 if (modes & 0x20) mask |= NFA_TECHNOLOGY_MASK_F_ACTIVE; 1664 nat->tech_mask = mask; 1665 } 1666 1667 1668 /******************************************************************************* 1669 ** 1670 ** Function: nfcManager_doSetP2pTargetModes 1671 ** 1672 ** Description: Set P2P target's activation modes. 1673 ** e: JVM environment. 1674 ** o: Java object. 1675 ** modes: Active and/or passive modes. 1676 ** 1677 ** Returns: None. 1678 ** 1679 *******************************************************************************/ 1680 static void nfcManager_doSetP2pTargetModes (JNIEnv*, jobject, jint modes) 1681 { 1682 ALOGV("%s: modes=0x%X", __func__, modes); 1683 // Map in the right modes 1684 tNFA_TECHNOLOGY_MASK mask = 0; 1685 if (modes & 0x01) mask |= NFA_TECHNOLOGY_MASK_A; 1686 if (modes & 0x02) mask |= NFA_TECHNOLOGY_MASK_F; 1687 if (modes & 0x04) mask |= NFA_TECHNOLOGY_MASK_F; 1688 if (modes & 0x08) mask |= NFA_TECHNOLOGY_MASK_A_ACTIVE | NFA_TECHNOLOGY_MASK_F_ACTIVE; 1689 1690 PeerToPeer::getInstance().setP2pListenMask(mask); 1691 } 1692 1693 static void nfcManager_doEnableScreenOffSuspend(JNIEnv* e, jobject o) 1694 { 1695 PowerSwitch::getInstance().setScreenOffPowerState(PowerSwitch::POWER_STATE_FULL); 1696 } 1697 1698 static void nfcManager_doDisableScreenOffSuspend(JNIEnv* e, jobject o) 1699 { 1700 PowerSwitch::getInstance().setScreenOffPowerState(PowerSwitch::POWER_STATE_OFF); 1701 } 1702 1703 /***************************************************************************** 1704 ** 1705 ** JNI functions for android-4.0.1_r1 1706 ** 1707 *****************************************************************************/ 1708 static JNINativeMethod gMethods[] = 1709 { 1710 {"doDownload", "()Z", 1711 (void *)nfcManager_doDownload}, 1712 1713 {"initializeNativeStructure", "()Z", 1714 (void*) nfcManager_initNativeStruc}, 1715 1716 {"doInitialize", "()Z", 1717 (void*) nfcManager_doInitialize}, 1718 1719 {"doDeinitialize", "()Z", 1720 (void*) nfcManager_doDeinitialize}, 1721 1722 {"sendRawFrame", "([B)Z", 1723 (void*) nfcManager_sendRawFrame}, 1724 1725 {"routeAid", "([BI)Z", 1726 (void*) nfcManager_routeAid}, 1727 1728 {"unrouteAid", "([B)Z", 1729 (void*) nfcManager_unrouteAid}, 1730 1731 {"commitRouting", "()Z", 1732 (void*) nfcManager_commitRouting}, 1733 1734 {"doRegisterT3tIdentifier", "([B)I", 1735 (void*) nfcManager_doRegisterT3tIdentifier}, 1736 1737 {"doDeregisterT3tIdentifier", "(I)V", 1738 (void*) nfcManager_doDeregisterT3tIdentifier}, 1739 1740 {"getLfT3tMax", "()I", 1741 (void*) nfcManager_getLfT3tMax}, 1742 1743 {"doEnableDiscovery", "(IZZZZZ)V", 1744 (void*) nfcManager_enableDiscovery}, 1745 1746 {"doCheckLlcp", "()Z", 1747 (void *)nfcManager_doCheckLlcp}, 1748 1749 {"doActivateLlcp", "()Z", 1750 (void *)nfcManager_doActivateLlcp}, 1751 1752 {"doCreateLlcpConnectionlessSocket", "(ILjava/lang/String;)Lcom/android/nfc/dhimpl/NativeLlcpConnectionlessSocket;", 1753 (void *)nfcManager_doCreateLlcpConnectionlessSocket}, 1754 1755 {"doCreateLlcpServiceSocket", "(ILjava/lang/String;III)Lcom/android/nfc/dhimpl/NativeLlcpServiceSocket;", 1756 (void*) nfcManager_doCreateLlcpServiceSocket}, 1757 1758 {"doCreateLlcpSocket", "(IIII)Lcom/android/nfc/dhimpl/NativeLlcpSocket;", 1759 (void*) nfcManager_doCreateLlcpSocket}, 1760 1761 {"doGetLastError", "()I", 1762 (void*) nfcManager_doGetLastError}, 1763 1764 {"disableDiscovery", "()V", 1765 (void*) nfcManager_disableDiscovery}, 1766 1767 {"doSetTimeout", "(II)Z", 1768 (void *)nfcManager_doSetTimeout}, 1769 1770 {"doGetTimeout", "(I)I", 1771 (void *)nfcManager_doGetTimeout}, 1772 1773 {"doResetTimeouts", "()V", 1774 (void *)nfcManager_doResetTimeouts}, 1775 1776 {"doAbort", "(Ljava/lang/String;)V", 1777 (void *)nfcManager_doAbort}, 1778 1779 {"doSetP2pInitiatorModes", "(I)V", 1780 (void *)nfcManager_doSetP2pInitiatorModes}, 1781 1782 {"doSetP2pTargetModes", "(I)V", 1783 (void *)nfcManager_doSetP2pTargetModes}, 1784 1785 {"doEnableScreenOffSuspend", "()V", 1786 (void *)nfcManager_doEnableScreenOffSuspend}, 1787 1788 {"doDisableScreenOffSuspend", "()V", 1789 (void *)nfcManager_doDisableScreenOffSuspend}, 1790 1791 {"doDump", "()Ljava/lang/String;", 1792 (void *)nfcManager_doDump}, 1793 }; 1794 1795 1796 /******************************************************************************* 1797 ** 1798 ** Function: register_com_android_nfc_NativeNfcManager 1799 ** 1800 ** Description: Regisgter JNI functions with Java Virtual Machine. 1801 ** e: Environment of JVM. 1802 ** 1803 ** Returns: Status of registration. 1804 ** 1805 *******************************************************************************/ 1806 int register_com_android_nfc_NativeNfcManager (JNIEnv *e) 1807 { 1808 ALOGV("%s: enter", __func__); 1809 PowerSwitch::getInstance ().initialize (PowerSwitch::UNKNOWN_LEVEL); 1810 ALOGV("%s: exit", __func__); 1811 return jniRegisterNativeMethods (e, gNativeNfcManagerClassName, gMethods, NELEM (gMethods)); 1812 } 1813 1814 1815 /******************************************************************************* 1816 ** 1817 ** Function: startRfDiscovery 1818 ** 1819 ** Description: Ask stack to start polling and listening for devices. 1820 ** isStart: Whether to start. 1821 ** 1822 ** Returns: None 1823 ** 1824 *******************************************************************************/ 1825 void startRfDiscovery(bool isStart) 1826 { 1827 tNFA_STATUS status = NFA_STATUS_FAILED; 1828 1829 ALOGV("%s: is start=%d", __func__, isStart); 1830 SyncEventGuard guard (sNfaEnableDisablePollingEvent); 1831 status = isStart ? NFA_StartRfDiscovery () : NFA_StopRfDiscovery (); 1832 if (status == NFA_STATUS_OK) 1833 { 1834 sNfaEnableDisablePollingEvent.wait (); //wait for NFA_RF_DISCOVERY_xxxx_EVT 1835 sRfEnabled = isStart; 1836 } 1837 else 1838 { 1839 ALOGE("%s: Failed to start/stop RF discovery; error=0x%X", __func__, status); 1840 } 1841 } 1842 1843 1844 /******************************************************************************* 1845 ** 1846 ** Function: isDiscoveryStarted 1847 ** 1848 ** Description: Indicates whether the discovery is started. 1849 ** 1850 ** Returns: True if discovery is started 1851 ** 1852 *******************************************************************************/ 1853 bool isDiscoveryStarted () 1854 { 1855 return sRfEnabled; 1856 } 1857 1858 1859 /******************************************************************************* 1860 ** 1861 ** Function: doStartupConfig 1862 ** 1863 ** Description: Configure the NFC controller. 1864 ** 1865 ** Returns: None 1866 ** 1867 *******************************************************************************/ 1868 void doStartupConfig() 1869 { 1870 struct nfc_jni_native_data *nat = getNative(0, 0); 1871 tNFA_STATUS stat = NFA_STATUS_FAILED; 1872 int actualLen = 0; 1873 1874 // If polling for Active mode, set the ordering so that we choose Active over Passive mode first. 1875 if (nat && (nat->tech_mask & (NFA_TECHNOLOGY_MASK_A_ACTIVE | NFA_TECHNOLOGY_MASK_F_ACTIVE))) 1876 { 1877 uint8_t act_mode_order_param[] = { 0x01 }; 1878 SyncEventGuard guard (sNfaSetConfigEvent); 1879 stat = NFA_SetConfig(NCI_PARAM_ID_ACT_ORDER, sizeof(act_mode_order_param), &act_mode_order_param[0]); 1880 if (stat == NFA_STATUS_OK) 1881 sNfaSetConfigEvent.wait (); 1882 } 1883 1884 //configure RF polling frequency for each technology 1885 static tNFA_DM_DISC_FREQ_CFG nfa_dm_disc_freq_cfg; 1886 //values in the polling_frequency[] map to members of nfa_dm_disc_freq_cfg 1887 uint8_t polling_frequency [8] = {1, 1, 1, 1, 1, 1, 1, 1}; 1888 actualLen = GetStrValue(NAME_POLL_FREQUENCY, (char*)polling_frequency, 8); 1889 if (actualLen == 8) 1890 { 1891 ALOGV("%s: polling frequency", __func__); 1892 memset (&nfa_dm_disc_freq_cfg, 0, sizeof(nfa_dm_disc_freq_cfg)); 1893 nfa_dm_disc_freq_cfg.pa = polling_frequency [0]; 1894 nfa_dm_disc_freq_cfg.pb = polling_frequency [1]; 1895 nfa_dm_disc_freq_cfg.pf = polling_frequency [2]; 1896 nfa_dm_disc_freq_cfg.pi93 = polling_frequency [3]; 1897 nfa_dm_disc_freq_cfg.pbp = polling_frequency [4]; 1898 nfa_dm_disc_freq_cfg.pk = polling_frequency [5]; 1899 nfa_dm_disc_freq_cfg.paa = polling_frequency [6]; 1900 nfa_dm_disc_freq_cfg.pfa = polling_frequency [7]; 1901 p_nfa_dm_rf_disc_freq_cfg = &nfa_dm_disc_freq_cfg; 1902 } 1903 } 1904 1905 1906 /******************************************************************************* 1907 ** 1908 ** Function: nfcManager_isNfcActive 1909 ** 1910 ** Description: Used externaly to determine if NFC is active or not. 1911 ** 1912 ** Returns: 'true' if the NFC stack is running, else 'false'. 1913 ** 1914 *******************************************************************************/ 1915 bool nfcManager_isNfcActive() 1916 { 1917 return sIsNfaEnabled; 1918 } 1919 1920 /******************************************************************************* 1921 ** 1922 ** Function: startStopPolling 1923 ** 1924 ** Description: Start or stop polling. 1925 ** isStartPolling: true to start polling; false to stop polling. 1926 ** 1927 ** Returns: None. 1928 ** 1929 *******************************************************************************/ 1930 void startStopPolling (bool isStartPolling) 1931 { 1932 ALOGV("%s: enter; isStart=%u", __func__, isStartPolling); 1933 startRfDiscovery (false); 1934 1935 if (isStartPolling) startPolling_rfDiscoveryDisabled(0); 1936 else stopPolling_rfDiscoveryDisabled(); 1937 1938 startRfDiscovery (true); 1939 ALOGV("%s: exit", __func__); 1940 } 1941 1942 1943 static tNFA_STATUS startPolling_rfDiscoveryDisabled(tNFA_TECHNOLOGY_MASK tech_mask) { 1944 tNFA_STATUS stat = NFA_STATUS_FAILED; 1945 1946 unsigned long num = 0; 1947 1948 if (tech_mask == 0 && GetNumValue(NAME_POLLING_TECH_MASK, &num, sizeof(num))) 1949 tech_mask = num; 1950 else if (tech_mask == 0) tech_mask = DEFAULT_TECH_MASK; 1951 1952 SyncEventGuard guard (sNfaEnableDisablePollingEvent); 1953 ALOGV("%s: enable polling", __func__); 1954 stat = NFA_EnablePolling (tech_mask); 1955 if (stat == NFA_STATUS_OK) 1956 { 1957 ALOGV("%s: wait for enable event", __func__); 1958 sPollingEnabled = true; 1959 sNfaEnableDisablePollingEvent.wait (); //wait for NFA_POLL_ENABLED_EVT 1960 } 1961 else 1962 { 1963 ALOGE("%s: fail enable polling; error=0x%X", __func__, stat); 1964 } 1965 1966 return stat; 1967 } 1968 1969 static tNFA_STATUS stopPolling_rfDiscoveryDisabled() { 1970 tNFA_STATUS stat = NFA_STATUS_FAILED; 1971 1972 SyncEventGuard guard (sNfaEnableDisablePollingEvent); 1973 ALOGV("%s: disable polling", __func__); 1974 stat = NFA_DisablePolling (); 1975 if (stat == NFA_STATUS_OK) { 1976 sPollingEnabled = false; 1977 sNfaEnableDisablePollingEvent.wait (); //wait for NFA_POLL_DISABLED_EVT 1978 } else { 1979 ALOGE("%s: fail disable polling; error=0x%X", __func__, stat); 1980 } 1981 1982 return stat; 1983 } 1984 1985 1986 } /* namespace android */ 1987
