1/* 2 * Copyright (C) 2010 NXP Semiconductors 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/*! 18 * \file phLibNfc_initiator.c 19 20 * Project: NFC FRI 1.1 21 * 22 * $Date: Fri Apr 23 14:34:08 2010 $ 23 * $Author: ing07385 $ 24 * $Revision: 1.53 $ 25 * $Aliases: NFC_FRI1.1_WK1014_SDK,NFC_FRI1.1_WK1017_PREP1,NFC_FRI1.1_WK1017_R34_1,NFC_FRI1.1_WK1017_R34_2,NFC_FRI1.1_WK1019_SDK,NFC_FRI1.1_WK1024_SDK $ 26 * 27 */ 28 29/* 30************************* Header Files **************************************** 31*/ 32 33#include <phLibNfcStatus.h> 34#include <phLibNfc.h> 35#include <phHal4Nfc.h> 36#include <phOsalNfc.h> 37#include <phLibNfc_Internal.h> 38#include <phLibNfc_SE.h> 39#include <phLibNfc_ndef_raw.h> 40#include <phLibNfc_initiator.h> 41#include <phLibNfc_discovery.h> 42 43 44/* 45*************************** Macro's **************************************** 46*/ 47 48#ifndef STATIC_DISABLE 49#define STATIC static 50#else 51#define STATIC 52#endif 53 54/* 55*************************** Global Variables ********************************** 56*/ 57 58#define PN544_IO_TIMEOUT_RESPONSE 0x89 59 60/* 61*************************** Static Function Declaration *********************** 62*/ 63 64/* Target discvovery notification callback */ 65STATIC void phLibNfc_NotificationRegister_Resp_Cb ( 66 void *context, 67 phHal_eNotificationType_t type, 68 phHal4Nfc_NotificationInfo_t info, 69 NFCSTATUS status 70 ); 71 72/*Remote device connect response callback*/ 73STATIC void phLibNfc_RemoteDev_Connect_Cb( 74 void *pContext, 75 phHal_sRemoteDevInformation_t *pRmtdev_info, 76 NFCSTATUS status 77 ); 78 79#ifdef RECONNECT_SUPPORT 80STATIC 81void 82phLibNfc_config_discovery_con_failure_cb ( 83 void *context, 84 NFCSTATUS status); 85#endif /* #ifdef RECONNECT_SUPPORT */ 86 87/*Remote device disconnect response callback*/ 88STATIC void phLibNfc_RemoteDev_Disconnect_cb( 89 void *context, 90 phHal_sRemoteDevInformation_t *reg_handle, 91 NFCSTATUS status 92 ); 93/*Remote device Transceive response callback*/ 94STATIC void phLibNfc_RemoteDev_Transceive_Cb(void *context, 95 phHal_sRemoteDevInformation_t *pRmtdev_info, 96 phNfc_sData_t *response, 97 NFCSTATUS status 98 ); 99/*Set P2P config paramater response callback*/ 100STATIC void phLibNfc_Mgt_SetP2P_ConfigParams_Cb( 101 void *context, 102 NFCSTATUS status 103 ); 104 105 106/* 107*************************** Function Definitions ****************************** 108*/ 109 110/** 111* Response to target discovery. 112*/ 113STATIC 114void phLibNfc_NotificationRegister_Resp_Cb ( 115 void *context, 116 phHal_eNotificationType_t type, 117 phHal4Nfc_NotificationInfo_t info, 118 NFCSTATUS status 119 ) 120{ 121 NFCSTATUS RetVal = NFCSTATUS_SUCCESS, 122 Status = NFCSTATUS_SUCCESS; 123 uint16_t DeviceIndx, DeviceIndx1; 124 uint8_t sak_byte=0; 125 uint8_t tag_disc_flg = 0; 126 phLibNfc_NtfRegister_RspCb_t pClientCb=NULL; 127 pClientCb =gpphLibContext->CBInfo.pClientNtfRegRespCB; 128 PHNFC_UNUSED_VARIABLE(context); 129 130 131 if(( type != NFC_DISCOVERY_NOTIFICATION ) 132 &&(PHNFCSTATUS(status)!=NFCSTATUS_DESELECTED)) 133 { 134 Status = NFCSTATUS_FAILED; 135 } 136 else if (PHNFCSTATUS(status) == NFCSTATUS_DESELECTED) 137 { 138 return; 139 } 140 else 141 { 142 DeviceIndx=0;DeviceIndx1=0; 143 while(DeviceIndx < info.psDiscoveryInfo->NumberOfDevices) 144 { 145 switch(info.psDiscoveryInfo->ppRemoteDevInfo[DeviceIndx]->RemDevType) 146 { 147 case phHal_eMifare_PICC: 148 { 149 /*Mifare Tag discovered*/ 150 sak_byte = info.psDiscoveryInfo-> 151 ppRemoteDevInfo[DeviceIndx]->RemoteDevInfo.Iso14443A_Info.Sak; 152 if((TRUE == gpphLibContext->RegNtfType.MifareUL)&& (sak_byte==0x00)) 153 { 154 /*Copy the tag related info*/ 155 gpphLibContext->psRemoteDevList[DeviceIndx1].psRemoteDevInfo= 156 info.psDiscoveryInfo->ppRemoteDevInfo[DeviceIndx]; 157 gpphLibContext->psRemoteDevList[DeviceIndx1].hTargetDev = 158 (uint32_t)gpphLibContext->psRemoteDevList[DeviceIndx].psRemoteDevInfo; 159 gpphLibContext->Discov_handle[DeviceIndx1] = 160 gpphLibContext->psRemoteDevList[DeviceIndx1].hTargetDev; 161 DeviceIndx1++; 162 tag_disc_flg++; 163 } 164 165 if((TRUE == gpphLibContext->RegNtfType.MifareStd)&& 166 (((sak_byte & 0x18)==0x08)||((sak_byte & 0x18)==0x18))) 167 { 168 /*Copy the tag related info*/ 169 gpphLibContext->psRemoteDevList[DeviceIndx1].psRemoteDevInfo= 170 info.psDiscoveryInfo->ppRemoteDevInfo[DeviceIndx]; 171 gpphLibContext->psRemoteDevList[DeviceIndx1].hTargetDev = 172 (uint32_t)gpphLibContext->psRemoteDevList[DeviceIndx].psRemoteDevInfo; 173 gpphLibContext->Discov_handle[DeviceIndx1]= 174 gpphLibContext->psRemoteDevList[DeviceIndx1].hTargetDev; 175 DeviceIndx1++; 176 tag_disc_flg++; 177 } 178 179 }break; 180 case phHal_eISO14443_A_PICC: 181 { 182 /*ISO 14443-A type tag discovered*/ 183 if(TRUE == gpphLibContext->RegNtfType.ISO14443_4A) 184 { 185 /*Copy the ISO type A tag info*/ 186 gpphLibContext->psRemoteDevList[DeviceIndx1].psRemoteDevInfo= 187 info.psDiscoveryInfo->ppRemoteDevInfo[DeviceIndx]; 188 gpphLibContext->psRemoteDevList[DeviceIndx1].hTargetDev = 189 (uint32_t)gpphLibContext->psRemoteDevList[DeviceIndx].psRemoteDevInfo; 190 gpphLibContext->Discov_handle[DeviceIndx1] = 191 gpphLibContext->psRemoteDevList[DeviceIndx1].hTargetDev; 192 DeviceIndx1++; 193 tag_disc_flg++; 194 } 195 }break; 196 case phHal_eISO14443_3A_PICC: 197 { 198 /*ISO 14443-A type tag discovered*/ 199 if(TRUE == gpphLibContext->RegNtfType.MifareUL) 200 { 201 /*Copy the ISO type A tag info*/ 202 gpphLibContext->psRemoteDevList[DeviceIndx1].psRemoteDevInfo= 203 info.psDiscoveryInfo->ppRemoteDevInfo[DeviceIndx]; 204 gpphLibContext->psRemoteDevList[DeviceIndx1].hTargetDev = 205 (uint32_t)gpphLibContext->psRemoteDevList[DeviceIndx].psRemoteDevInfo; 206 gpphLibContext->Discov_handle[DeviceIndx1] = 207 gpphLibContext->psRemoteDevList[DeviceIndx1].hTargetDev; 208 DeviceIndx1++; 209 tag_disc_flg++; 210 } 211 }break; 212 case phHal_eISO14443_B_PICC: 213 { 214 /*ISO 14443-B type tag Discovered */ 215 if(TRUE == gpphLibContext->RegNtfType.ISO14443_4B) 216 { 217 /*Copy the Type B tag info */ 218 gpphLibContext->psRemoteDevList[DeviceIndx1].psRemoteDevInfo= 219 info.psDiscoveryInfo->ppRemoteDevInfo[DeviceIndx]; 220 gpphLibContext->psRemoteDevList[DeviceIndx1].hTargetDev = 221 (uint32_t)gpphLibContext->psRemoteDevList[DeviceIndx].psRemoteDevInfo; 222 gpphLibContext->Discov_handle[DeviceIndx1] = 223 gpphLibContext->psRemoteDevList[DeviceIndx1].hTargetDev; 224 DeviceIndx1++; 225 tag_disc_flg++; 226 } 227 }break; 228 case phHal_eFelica_PICC: 229 { 230 /*Felica Type Tag Discovered */ 231 if(TRUE == gpphLibContext->RegNtfType.Felica) 232 { 233 /*Copy the Felica tag info */ 234 gpphLibContext->psRemoteDevList[DeviceIndx1].psRemoteDevInfo= 235 info.psDiscoveryInfo->ppRemoteDevInfo[DeviceIndx]; 236 gpphLibContext->psRemoteDevList[DeviceIndx1].hTargetDev = 237 (uint32_t)gpphLibContext->psRemoteDevList[DeviceIndx].psRemoteDevInfo; 238 gpphLibContext->Discov_handle[DeviceIndx1] = 239 gpphLibContext->psRemoteDevList[DeviceIndx1].hTargetDev; 240 DeviceIndx1++; 241 tag_disc_flg++; 242 } 243 }break; 244 case phHal_eJewel_PICC: 245 { 246 /*Jewel Type Tag Discovered */ 247 if(TRUE == gpphLibContext->RegNtfType.Jewel) 248 { 249 /*Copy the Felica tag info */ 250 gpphLibContext->psRemoteDevList[DeviceIndx1].psRemoteDevInfo= 251 info.psDiscoveryInfo->ppRemoteDevInfo[DeviceIndx]; 252 gpphLibContext->psRemoteDevList[DeviceIndx1].hTargetDev = 253 (uint32_t)gpphLibContext->psRemoteDevList[DeviceIndx].psRemoteDevInfo; 254 gpphLibContext->Discov_handle[DeviceIndx1] = 255 gpphLibContext->psRemoteDevList[DeviceIndx1].hTargetDev; 256 DeviceIndx1++; 257 tag_disc_flg++; 258 } 259 } 260 break; 261 case phHal_eISO15693_PICC: 262 { 263 /*Jewel Type Tag Discovered */ 264 if(TRUE == gpphLibContext->RegNtfType.ISO15693) 265 { 266 /*Copy the Felica tag info */ 267 gpphLibContext->psRemoteDevList[DeviceIndx1].psRemoteDevInfo= 268 info.psDiscoveryInfo->ppRemoteDevInfo[DeviceIndx]; 269 gpphLibContext->psRemoteDevList[DeviceIndx1].hTargetDev = 270 (uint32_t)gpphLibContext->psRemoteDevList[DeviceIndx].psRemoteDevInfo; 271 gpphLibContext->Discov_handle[DeviceIndx1] = 272 gpphLibContext->psRemoteDevList[DeviceIndx1].hTargetDev; 273 DeviceIndx1++; 274 tag_disc_flg++; 275 } 276 } 277 break; 278 case phHal_eNfcIP1_Target: 279 { 280 if(TRUE == gpphLibContext->RegNtfType.NFC) 281 { 282 gpphLibContext->psRemoteDevList[DeviceIndx1].psRemoteDevInfo= 283 info.psDiscoveryInfo->ppRemoteDevInfo[DeviceIndx]; 284 gpphLibContext->psRemoteDevList[DeviceIndx1].hTargetDev = 285 (uint32_t)gpphLibContext->psRemoteDevList[DeviceIndx].psRemoteDevInfo; 286 gpphLibContext->Discov_handle[DeviceIndx1] = 287 gpphLibContext->psRemoteDevList[DeviceIndx1].hTargetDev; 288 DeviceIndx1++; 289 tag_disc_flg++; 290 } 291 } 292 break; 293 case phHal_eNfcIP1_Initiator: 294 { 295 if(TRUE == gpphLibContext->RegNtfType.NFC) 296 { 297 gpphLibContext->LibNfcState.cur_state=eLibNfcHalStateConnect; 298 gpphLibContext->psRemoteDevList[DeviceIndx1].psRemoteDevInfo= 299 info.psDiscoveryInfo->ppRemoteDevInfo[DeviceIndx]; 300 gpphLibContext->psRemoteDevList[DeviceIndx1].hTargetDev = 301 (uint32_t)gpphLibContext->psRemoteDevList[DeviceIndx1].psRemoteDevInfo; 302 gpphLibContext->sNfcIp_Context.Rem_Initiator_Handle= 303 gpphLibContext->psRemoteDevList[DeviceIndx1].hTargetDev; 304 DeviceIndx1++; 305 tag_disc_flg++; 306 } 307 } 308 break; 309 default : 310 { 311 break; 312 } 313 } 314 DeviceIndx++; 315 } 316 } 317 318 if((tag_disc_flg >0 )&&(status != NFCSTATUS_FAILED)) 319 { 320 gpphLibContext->dev_cnt = tag_disc_flg; 321 /* Check for if the discovered tags are multiple or 322 Multiple protocol tag */ 323 if((gpphLibContext->dev_cnt > 1)&&( 324 (status ==NFCSTATUS_MULTIPLE_PROTOCOLS) || 325 (status ==NFCSTATUS_MULTIPLE_TAGS)) ) 326 { 327 status = status; 328 } 329 else 330 { 331 status =NFCSTATUS_SUCCESS; 332 } 333 /*Notify to upper layer the no of tag discovered and 334 the protocol */ 335 if (NULL != pClientCb) 336 { 337 pClientCb( 338 (void*)gpphLibContext->CBInfo.pClientNtfRegRespCntx, 339 gpphLibContext->psRemoteDevList, 340 gpphLibContext->dev_cnt, 341 status 342 ); 343 } 344 345 } 346 else if(PHNFCSTATUS(status)==NFCSTATUS_DESELECTED) 347 { 348 info.psDiscoveryInfo->NumberOfDevices = 0; 349 if (NULL != pClientCb) 350 { 351 gpphLibContext->LibNfcState.cur_state=eLibNfcHalStateRelease; 352 pClientCb((void*)gpphLibContext->CBInfo.pClientNtfRegRespCntx, 353 NULL, 354 0, 355 status); 356 } 357 358 } 359 else /*Reconfigure the discovery wheel*/ 360 { 361 RetVal = phHal4Nfc_ConfigureDiscovery ( gpphLibContext->psHwReference, 362 NFC_DISCOVERY_RESUME, 363 &(gpphLibContext->sADDconfig), 364 phLibNfc_config_discovery_cb, 365 gpphLibContext); 366 367 if((RetVal!=NFCSTATUS_SUCCESS) &&(RetVal!=NFCSTATUS_PENDING)) 368 { 369 Status = NFCSTATUS_FAILED; 370 } 371 372 } 373 if(Status == NFCSTATUS_FAILED) 374 { 375 if (NULL != pClientCb) 376 { 377 pClientCb(gpphLibContext->CBInfo.pClientNtfRegRespCntx, 378 NULL, 379 0, 380 Status); 381 } 382 } 383 return; 384} 385 386/** 387* This interface registers notification handler for target discovery. 388*/ 389NFCSTATUS 390phLibNfc_RemoteDev_NtfRegister( 391 phLibNfc_Registry_Info_t* pRegistryInfo, 392 phLibNfc_NtfRegister_RspCb_t pNotificationHandler, 393 void *pContext 394 ) 395{ 396 NFCSTATUS RetVal = NFCSTATUS_SUCCESS; 397 398 399 /*Check for valid parameters*/ 400 if((NULL == pNotificationHandler) 401 || (NULL == pContext) 402 ||(NULL== pRegistryInfo)) 403 { 404 RetVal= NFCSTATUS_INVALID_PARAMETER; 405 } 406 else if((NULL == gpphLibContext) || 407 (gpphLibContext->LibNfcState.cur_state 408 == eLibNfcHalStateShutdown)) 409 { 410 RetVal = NFCSTATUS_NOT_INITIALISED; 411 } 412 else if(gpphLibContext->LibNfcState.next_state 413 == eLibNfcHalStateShutdown) 414 { 415 /*Next state is shutdown*/ 416 RetVal= NFCSTATUS_SHUTDOWN; 417 } 418 else 419 { 420 421 PHDBG_INFO("LibNfc:Registering Notification Handler"); 422 423 424 (void) memcpy(&(gpphLibContext->RegNtfType),pRegistryInfo, 425 sizeof(phLibNfc_Registry_Info_t)); 426 /* Register Discovery Notification Handler*/ 427 428 /*Register for NFCIP1 target type*/ 429 RetVal = phHal4Nfc_RegisterNotification( 430 gpphLibContext->psHwReference, 431 eRegisterP2PDiscovery, 432 phLibNfc_NotificationRegister_Resp_Cb, 433 (void*)gpphLibContext 434 ); 435 /*Register for Tag discovery*/ 436 RetVal = phHal4Nfc_RegisterNotification( 437 gpphLibContext->psHwReference, 438 eRegisterTagDiscovery, 439 phLibNfc_NotificationRegister_Resp_Cb, 440 (void*)gpphLibContext 441 ); 442 gpphLibContext->CBInfo.pClientNtfRegRespCB = pNotificationHandler; 443 gpphLibContext->CBInfo.pClientNtfRegRespCntx = pContext; 444 /*Register notification handler with below layer*/ 445 446 } 447 return RetVal; 448} 449/** 450* This interface unregisters notification handler for target discovery. 451*/ 452NFCSTATUS phLibNfc_RemoteDev_NtfUnregister(void) 453{ 454 NFCSTATUS RetVal = NFCSTATUS_SUCCESS; 455 if((NULL == gpphLibContext) || 456 (gpphLibContext->LibNfcState.cur_state 457 == eLibNfcHalStateShutdown)) 458 { 459 /*Lib Nfc not Initialized*/ 460 RetVal = NFCSTATUS_NOT_INITIALISED; 461 } 462 else if(gpphLibContext->LibNfcState.next_state 463 == eLibNfcHalStateShutdown) 464 { 465 /*Lib Nfc Shutdown*/ 466 RetVal= NFCSTATUS_SHUTDOWN; 467 } 468 else 469 { 470 /*Unregister notification handler with lower layer */ 471 RetVal = phHal4Nfc_UnregisterNotification( 472 gpphLibContext->psHwReference, 473 eRegisterP2PDiscovery, 474 gpphLibContext); 475 476 RetVal = phHal4Nfc_UnregisterNotification( 477 gpphLibContext->psHwReference, 478 eRegisterTagDiscovery, 479 gpphLibContext); 480 481 gpphLibContext->CBInfo.pClientNtfRegRespCB = NULL; 482 gpphLibContext->CBInfo.pClientNtfRegRespCntx =NULL; 483 PHDBG_INFO("LibNfc:Unregister Notification Handler"); 484 } 485 return RetVal; 486} 487 488#ifdef RECONNECT_SUPPORT 489 490NFCSTATUS 491phLibNfc_RemoteDev_ReConnect ( 492 phLibNfc_Handle hRemoteDevice, 493 pphLibNfc_ConnectCallback_t pNotifyReConnect_RspCb, 494 void *pContext) 495{ 496 497 NFCSTATUS ret_val = NFCSTATUS_FAILED; 498 phLibNfc_sRemoteDevInformation_t *psRemoteDevInfo = NULL; 499 500 if ((NULL == gpphLibContext) 501 || (eLibNfcHalStateShutdown == 502 gpphLibContext->LibNfcState.cur_state)) 503 { 504 ret_val = NFCSTATUS_NOT_INITIALISED; 505 } 506 else if ((NULL == pContext) 507 || (NULL == pNotifyReConnect_RspCb) 508 || (NULL == (void *)hRemoteDevice)) 509 { 510 /* Check valid parameters */ 511 ret_val = NFCSTATUS_INVALID_PARAMETER; 512 } 513 /* Check valid lib nfc State */ 514 else if (gpphLibContext->LibNfcState.next_state 515 == eLibNfcHalStateShutdown) 516 { 517 ret_val = NFCSTATUS_SHUTDOWN; 518 } 519 else if (0 == gpphLibContext->Connected_handle) 520 { 521 ret_val = NFCSTATUS_TARGET_NOT_CONNECTED; 522 } 523 else if ((gpphLibContext->Discov_handle[0] != hRemoteDevice) 524 && (gpphLibContext->Discov_handle[1] != hRemoteDevice) 525 && (gpphLibContext->Discov_handle[2] != hRemoteDevice) 526 && (gpphLibContext->Discov_handle[3] != hRemoteDevice) 527 && (gpphLibContext->Discov_handle[4] != hRemoteDevice) 528 && (gpphLibContext->Discov_handle[5] != hRemoteDevice) 529 && (gpphLibContext->Discov_handle[6] != hRemoteDevice) 530 && (gpphLibContext->Discov_handle[7] != hRemoteDevice) 531 && (gpphLibContext->Discov_handle[8] != hRemoteDevice) 532 && (gpphLibContext->Discov_handle[9] != hRemoteDevice)) 533 { 534 ret_val = NFCSTATUS_INVALID_HANDLE; 535 } 536 else 537 { 538 psRemoteDevInfo = (phLibNfc_sRemoteDevInformation_t *)hRemoteDevice; 539 540 /* Call the HAL connect*/ 541 ret_val = phHal4Nfc_Connect (gpphLibContext->psHwReference, 542 psRemoteDevInfo, 543 phLibNfc_RemoteDev_Connect_Cb, 544 (void *)gpphLibContext); 545 546 if (NFCSTATUS_PENDING == ret_val) 547 { 548 /* If HAL Connect is pending update the LibNFC state machine 549 and store the CB pointer and Context, 550 mark the General CB pending status is TRUE */ 551 gpphLibContext->CBInfo.pClientConnectCb = pNotifyReConnect_RspCb; 552 gpphLibContext->CBInfo.pClientConCntx = pContext; 553 gpphLibContext->status.GenCb_pending_status = TRUE; 554 gpphLibContext->LibNfcState.next_state = eLibNfcHalStateConnect; 555 556 gpphLibContext->Prev_Connected_handle = gpphLibContext->Connected_handle; 557 558 gpphLibContext->Connected_handle = hRemoteDevice; 559 } 560 else if (NFCSTATUS_INVALID_REMOTE_DEVICE == PHNFCSTATUS(ret_val)) 561 { 562 /* The Handle given for connect is invalid*/ 563 ret_val = NFCSTATUS_TARGET_NOT_CONNECTED; 564 } 565 else 566 { 567 /* Lower layer returns internal error code return NFCSTATUS_FAILED*/ 568 ret_val = NFCSTATUS_FAILED; 569 } 570 } 571 572 return ret_val; 573} 574#endif /* #ifdef RECONNECT_SUPPORT */ 575 576 577/** 578* Connect to a single Remote Device 579*/ 580NFCSTATUS phLibNfc_RemoteDev_Connect( 581 phLibNfc_Handle hRemoteDevice, 582 pphLibNfc_ConnectCallback_t pNotifyConnect_RspCb, 583 void *pContext 584 ) 585{ 586 587 NFCSTATUS RetVal = NFCSTATUS_FAILED; 588 phLibNfc_sRemoteDevInformation_t *psRemoteDevInfo; 589 590 if((NULL == gpphLibContext) || 591 (gpphLibContext->LibNfcState.cur_state == eLibNfcHalStateShutdown)) 592 { 593 RetVal = NFCSTATUS_NOT_INITIALISED; 594 }/* Check valid parameters*/ 595 else if((NULL == pContext) 596 || (NULL == pNotifyConnect_RspCb) 597 || (NULL == (void*)hRemoteDevice)) 598 { 599 RetVal= NFCSTATUS_INVALID_PARAMETER; 600 } 601 /* Check valid lib nfc State*/ 602 else if(gpphLibContext->LibNfcState.next_state 603 == eLibNfcHalStateShutdown) 604 { 605 RetVal= NFCSTATUS_SHUTDOWN; 606 } 607 else if((gpphLibContext->Discov_handle[0] != hRemoteDevice)&& 608 (gpphLibContext->Discov_handle[1] != hRemoteDevice)&& 609 (gpphLibContext->Discov_handle[2] != hRemoteDevice)&& 610 (gpphLibContext->Discov_handle[3] != hRemoteDevice)&& 611 (gpphLibContext->Discov_handle[4] != hRemoteDevice)&& 612 (gpphLibContext->Discov_handle[5] != hRemoteDevice)&& 613 (gpphLibContext->Discov_handle[6] != hRemoteDevice)&& 614 (gpphLibContext->Discov_handle[7] != hRemoteDevice)&& 615 (gpphLibContext->Discov_handle[8] != hRemoteDevice)&& 616 (gpphLibContext->Discov_handle[9] != hRemoteDevice)) 617 { 618 RetVal= NFCSTATUS_INVALID_HANDLE; 619 } 620 else if ((hRemoteDevice != gpphLibContext->Connected_handle) 621 && (0 != gpphLibContext->Connected_handle)) 622 { 623 RetVal = NFCSTATUS_FAILED; 624 } 625 else 626 { 627 psRemoteDevInfo = (phLibNfc_sRemoteDevInformation_t*)hRemoteDevice; 628 629 /* Call the HAL connect*/ 630 RetVal = phHal4Nfc_Connect(gpphLibContext->psHwReference, 631 psRemoteDevInfo, 632 phLibNfc_RemoteDev_Connect_Cb, 633 (void* )gpphLibContext); 634 if(RetVal== NFCSTATUS_PENDING) 635 { 636 /* If HAL Connect is pending update the LibNFC state machine 637 and store the CB pointer and Context, 638 mark the General CB pending status is TRUE*/ 639 gpphLibContext->CBInfo.pClientConnectCb = pNotifyConnect_RspCb; 640 gpphLibContext->CBInfo.pClientConCntx = pContext; 641 gpphLibContext->status.GenCb_pending_status=TRUE; 642 gpphLibContext->LibNfcState.next_state = eLibNfcHalStateConnect; 643 gpphLibContext->Prev_Connected_handle = gpphLibContext->Connected_handle; 644 gpphLibContext->Connected_handle = hRemoteDevice; 645 } 646 else if(PHNFCSTATUS(RetVal) == NFCSTATUS_INVALID_REMOTE_DEVICE) 647 { 648 /* The Handle given for connect is invalid*/ 649 RetVal= NFCSTATUS_TARGET_NOT_CONNECTED; 650 } 651 else 652 { 653 /* Lower layer returns internal error code return NFCSTATUS_FAILED*/ 654 RetVal = NFCSTATUS_FAILED; 655 } 656 } 657 return RetVal; 658} 659 660#ifdef RECONNECT_SUPPORT 661STATIC 662void 663phLibNfc_config_discovery_con_failure_cb ( 664 void *context, 665 NFCSTATUS status) 666{ 667 if((phLibNfc_LibContext_t *)context == gpphLibContext) 668 { /*check for same context*/ 669 pphLibNfc_ConnectCallback_t ps_client_con_cb = 670 gpphLibContext->CBInfo.pClientConnectCb; 671 672 if(eLibNfcHalStateShutdown == gpphLibContext->LibNfcState.next_state) 673 { 674 /*If shutdown called in between allow shutdown to happen*/ 675 phLibNfc_Pending_Shutdown(); 676 status = NFCSTATUS_SHUTDOWN; 677 } 678 else 679 { 680 gpphLibContext->status.GenCb_pending_status = FALSE; 681 gpphLibContext->status.DiscEnbl_status = FALSE; 682 status = NFCSTATUS_TARGET_LOST; 683 684 phLibNfc_UpdateCurState (status,gpphLibContext); 685#ifdef RESTART_CFG 686 if(gpphLibContext->status.Discovery_pending_status == TRUE) 687 { 688 NFCSTATUS RetStatus = NFCSTATUS_FAILED; 689 /* Application has called discovery before receiving this callback, 690 so NO notification to the upper layer, instead lower layer 691 discovery is called */ 692 gpphLibContext->status.Discovery_pending_status = FALSE; 693 RetStatus = phHal4Nfc_ConfigureDiscovery( 694 gpphLibContext->psHwReference, 695 gpphLibContext->eLibNfcCfgMode, 696 &gpphLibContext->sADDconfig, 697 (pphLibNfc_RspCb_t) 698 phLibNfc_config_discovery_cb, 699 (void *)gpphLibContext); 700 if (NFCSTATUS_PENDING == RetStatus) 701 { 702 (void)phLibNfc_UpdateNextState(gpphLibContext, 703 eLibNfcHalStateConfigReady); 704 gpphLibContext->status.GenCb_pending_status = TRUE; 705 gpphLibContext->status.DiscEnbl_status = TRUE; 706 } 707 } 708 709#endif /* #ifdef RESTART_CFG */ 710 } 711 712 if (NULL != ps_client_con_cb) 713 { 714 gpphLibContext->CBInfo.pClientConnectCb = NULL; 715 /* Call the upper layer callback*/ 716 ps_client_con_cb (gpphLibContext->CBInfo.pClientConCntx, 717 0, NULL, status); 718 } 719 } /*End of if-context check*/ 720 else 721 { /*exception: wrong context pointer returned*/ 722 phOsalNfc_RaiseException(phOsalNfc_e_InternalErr,1); 723 status = NFCSTATUS_FAILED; 724 } 725 726 727} 728#endif /* #ifdef RECONNECT_SUPPORT */ 729/** 730* Response callback for remote device connect 731*/ 732STATIC void phLibNfc_RemoteDev_Connect_Cb( 733 void *pContext, 734 phHal_sRemoteDevInformation_t *pRmtdev_info, 735 NFCSTATUS status 736 ) 737{ 738 NFCSTATUS Connect_status = NFCSTATUS_SUCCESS; 739 /*Check valid lib nfc context is returned from lower layer*/ 740 if((phLibNfc_LibContext_t *)pContext == gpphLibContext) 741 { 742 gpphLibContext->LastTrancvSuccess = FALSE; 743 744 /* Mark General Callback pending status as false*/ 745 gpphLibContext->status.GenCb_pending_status = FALSE; 746 747 /* Check the shutdown is called during the lower layer Connect in process, 748 If yes call shutdown call and return NFCSTATUS_SHUTDOWN */ 749 if((eLibNfcHalStateShutdown == gpphLibContext->LibNfcState.next_state)) 750 { 751 phLibNfc_Pending_Shutdown(); 752 Connect_status = NFCSTATUS_SHUTDOWN; 753 754 } 755 else if(PHNFCSTATUS(status)==NFCSTATUS_SUCCESS) 756 { 757 /* Copy the Remote device address as connected handle*/ 758 gpphLibContext->Connected_handle =(uint32_t) pRmtdev_info; 759 /* Update the state to connected and return status as SUCCESS*/ 760 gpphLibContext->LibNfcState.next_state = eLibNfcHalStateConnect; 761 Connect_status = NFCSTATUS_SUCCESS; 762 } 763 else 764 { /* if(PHNFCSTATUS(status)==NFCSTATUS_INVALID_REMOTE_DEVICE) */ 765 /* If remote device is invalid return as TARGET LOST to upper layer*/ 766 /* If error code is other than SUCCESS return NFCSTATUS_TARGET_LOST */ 767 Connect_status = NFCSTATUS_TARGET_LOST; 768 gpphLibContext->Connected_handle = gpphLibContext->Prev_Connected_handle ; 769 } 770 gpphLibContext->ndef_cntx.is_ndef = CHK_NDEF_NOT_DONE; 771 /* Update the Current Sate*/ 772 phLibNfc_UpdateCurState(Connect_status,(phLibNfc_LibContext_t *)pContext); 773 /* Call the upper layer callback*/ 774 gpphLibContext->CBInfo.pClientConnectCb( 775 gpphLibContext->CBInfo.pClientConCntx, 776 (uint32_t)pRmtdev_info, 777 (phLibNfc_sRemoteDevInformation_t*)pRmtdev_info, 778 Connect_status); 779 } 780 else 781 { /*exception: wrong context pointer returned*/ 782 phOsalNfc_RaiseException(phOsalNfc_e_InternalErr,1); 783 } 784 return; 785} 786 787/** 788* Allows to disconnect from already connected target. 789*/ 790NFCSTATUS phLibNfc_RemoteDev_Disconnect( phLibNfc_Handle hRemoteDevice, 791 phLibNfc_eReleaseType_t ReleaseType, 792 pphLibNfc_DisconnectCallback_t pDscntCallback, 793 void* pContext 794 ) 795{ 796 NFCSTATUS RetVal = NFCSTATUS_SUCCESS; 797 phLibNfc_sRemoteDevInformation_t *psRemoteDevInfo=NULL; 798 799 /*Check for valid parameter*/ 800 if((NULL == gpphLibContext) || 801 (gpphLibContext->LibNfcState.cur_state 802 == eLibNfcHalStateShutdown)) 803 { 804 RetVal = NFCSTATUS_NOT_INITIALISED; 805 } 806 else if((NULL == pContext) || 807 (NULL == pDscntCallback)||(hRemoteDevice == 0)) 808 { 809 RetVal= NFCSTATUS_INVALID_PARAMETER; 810 } 811 /* Check for valid state,If De initialize is called then 812 return NFCSTATUS_SHUTDOWN */ 813 else if(gpphLibContext->LibNfcState.next_state 814 == eLibNfcHalStateShutdown) 815 { 816 RetVal= NFCSTATUS_SHUTDOWN; 817 } 818 else if(gpphLibContext->Connected_handle==0) 819 { 820 RetVal=NFCSTATUS_TARGET_NOT_CONNECTED; 821 } 822 /* The given handle is not the connected handle return NFCSTATUS_INVALID_HANDLE*/ 823 else if(hRemoteDevice != gpphLibContext->Connected_handle ) 824 { 825 RetVal=NFCSTATUS_INVALID_HANDLE; 826 } 827 else 828 { 829 if((eLibNfcHalStateRelease == gpphLibContext->LibNfcState.next_state) 830 ||((gpphLibContext->sSeContext.eActivatedMode == phLibNfc_SE_ActModeWired)&& 831 (ReleaseType != NFC_SMARTMX_RELEASE)) 832 ||((gpphLibContext->sSeContext.eActivatedMode != phLibNfc_SE_ActModeWired)&& 833 (ReleaseType == NFC_SMARTMX_RELEASE))) 834 { /* Previous disconnect callback is pending */ 835 RetVal = NFCSTATUS_REJECTED; 836 } 837#ifndef LLCP_CHANGES 838 else if(eLibNfcHalStateTransaction == gpphLibContext->LibNfcState.next_state) 839 { /* Previous Transaction is Pending*/ 840 RetVal = NFCSTATUS_BUSY; 841 PHDBG_INFO("LibNfc:Transaction is Pending"); 842 } 843#endif /* #ifdef LLCP_CHANGES */ 844 else 845 { 846 gpphLibContext->ReleaseType = ReleaseType; 847 psRemoteDevInfo = (phLibNfc_sRemoteDevInformation_t*)hRemoteDevice; 848 RetVal = phHal4Nfc_Disconnect(gpphLibContext->psHwReference, 849 (phHal_sRemoteDevInformation_t*)psRemoteDevInfo, 850 gpphLibContext->ReleaseType, 851 (pphHal4Nfc_DiscntCallback_t) 852 phLibNfc_RemoteDev_Disconnect_cb, 853 (void *)gpphLibContext); 854 if( NFCSTATUS_PENDING == PHNFCSTATUS(RetVal)) 855 { 856 /*Copy the upper layer Callback pointer and context*/ 857 gpphLibContext->CBInfo.pClientDisConnectCb = pDscntCallback; 858 gpphLibContext->CBInfo.pClientDConCntx = pContext; 859 /* Mark general callback pending status as TRUE and update the state*/ 860 gpphLibContext->status.GenCb_pending_status=TRUE; 861 gpphLibContext->LibNfcState.next_state = eLibNfcHalStateRelease; 862 863 } 864 else 865 { 866 /*If lower layer returns other than pending 867 (internal error codes) return NFCSTATUS_FAILED */ 868 RetVal = NFCSTATUS_FAILED; 869 } 870 } 871 } 872 return RetVal; 873} 874/** 875* Response callback for Remote device Disconnect. 876*/ 877STATIC void phLibNfc_RemoteDev_Disconnect_cb( 878 void *context, 879 phHal_sRemoteDevInformation_t *reg_handle, 880 NFCSTATUS status 881 ) 882{ 883 NFCSTATUS DisCnct_status = NFCSTATUS_SUCCESS; 884 pphLibNfc_DisconnectCallback_t pUpper_NtfCb = NULL; 885 void *pUpper_Context = NULL; 886 887 /* Copy the upper layer Callback and context*/ 888 pUpper_NtfCb = gpphLibContext->CBInfo.pClientDisConnectCb; 889 pUpper_Context = gpphLibContext->CBInfo.pClientDConCntx; 890 891 /* Check valid context is returned or not */ 892 if((phLibNfc_LibContext_t *)context != gpphLibContext) 893 { 894 /*exception: wrong context pointer returned*/ 895 phOsalNfc_RaiseException(phOsalNfc_e_InternalErr,1); 896 } 897 else 898 { 899 /* Mark the General callback pending status FALSE */ 900 gpphLibContext->status.GenCb_pending_status = FALSE; 901 gpphLibContext->CBInfo.pClientDisConnectCb = NULL; 902 gpphLibContext->CBInfo.pClientDConCntx = NULL; 903 904 gpphLibContext->ndef_cntx.is_ndef = CHK_NDEF_NOT_DONE; 905 gpphLibContext->LastTrancvSuccess = FALSE; 906 /*Reset Connected handle */ 907 gpphLibContext->Connected_handle=0x0000; 908 /*Reset previous Connected handle */ 909 gpphLibContext->Prev_Connected_handle = 0x0000; 910 911 if(gpphLibContext->sSeContext.eActivatedMode == phLibNfc_SE_ActModeWired) 912 { 913 gpphLibContext->sSeContext.eActivatedMode = phLibNfc_SE_ActModeDefault; 914 } 915 if(NULL != gpphLibContext->psBufferedAuth) 916 { 917 if(NULL != gpphLibContext->psBufferedAuth->sRecvData.buffer) 918 { 919 phOsalNfc_FreeMemory( 920 gpphLibContext->psBufferedAuth->sRecvData.buffer); 921 } 922 if(NULL != gpphLibContext->psBufferedAuth->sSendData.buffer) 923 { 924 phOsalNfc_FreeMemory( 925 gpphLibContext->psBufferedAuth->sSendData.buffer); 926 } 927 phOsalNfc_FreeMemory(gpphLibContext->psBufferedAuth); 928 gpphLibContext->psBufferedAuth = NULL; 929 } 930 } 931 /* Check DeInit is called or not */ 932 if(eLibNfcHalStateShutdown == gpphLibContext->LibNfcState.next_state) 933 { 934 /*call shutdown and return status as NFCSTATUS_SHUTDOWN */ 935 phLibNfc_Pending_Shutdown(); 936 DisCnct_status = NFCSTATUS_SHUTDOWN; 937 } 938 else if(NFCSTATUS_SUCCESS == status) 939 { 940 DisCnct_status = NFCSTATUS_SUCCESS; 941 gpphLibContext->LibNfcState.next_state = eLibNfcHalStateRelease; 942 } 943 else 944 { 945 DisCnct_status = NFCSTATUS_FAILED; 946 phLibNfc_UpdateCurState(DisCnct_status,(phLibNfc_LibContext_t *)context); 947 } 948 /* Call the upper layer Callback */ 949 (*pUpper_NtfCb)(pUpper_Context, 950 (uint32_t)reg_handle, 951 DisCnct_status); 952 return; 953} 954 955/** 956* This interface allows to perform Read/write operation on remote device. 957*/ 958NFCSTATUS 959phLibNfc_RemoteDev_Transceive(phLibNfc_Handle hRemoteDevice, 960 phLibNfc_sTransceiveInfo_t* psTransceiveInfo, 961 pphLibNfc_TransceiveCallback_t pTransceive_RspCb, 962 void* pContext 963 ) 964{ 965 NFCSTATUS RetVal = NFCSTATUS_SUCCESS; 966 967 /*Check for valid parameter */ 968 969 if((NULL == gpphLibContext) || 970 (gpphLibContext->LibNfcState.cur_state 971 == eLibNfcHalStateShutdown)) 972 { 973 RetVal = NFCSTATUS_NOT_INITIALISED; 974 } 975 else if((NULL == psTransceiveInfo) 976 || (NULL == pTransceive_RspCb) 977 || (NULL == (void *)hRemoteDevice) 978 || (NULL == psTransceiveInfo->sRecvData.buffer) 979 || (NULL == psTransceiveInfo->sSendData.buffer) 980 || (NULL == pContext)) 981 { 982 RetVal= NFCSTATUS_INVALID_PARAMETER; 983 } 984 /* Check the state for DeInit is called or not,if yes return NFCSTATUS_SHUTDOWN*/ 985 else if(gpphLibContext->LibNfcState.next_state 986 == eLibNfcHalStateShutdown) 987 { 988 RetVal= NFCSTATUS_SHUTDOWN; 989 }/* If there is no handle connected return NFCSTATUS_TARGET_NOT_CONNECTED*/ 990 else if(gpphLibContext->Connected_handle==0) 991 { 992 RetVal=NFCSTATUS_TARGET_NOT_CONNECTED; 993 }/* If the given handle is not the connected handle return NFCSTATUS_INVALID_HANDLE */ 994 else if(gpphLibContext->Connected_handle!= hRemoteDevice ) 995 { 996 RetVal=NFCSTATUS_INVALID_HANDLE; 997 } /*If the transceive is called before finishing the previous transceive function 998 return NFCSTATUS_REJECTED */ 999 else if((eLibNfcHalStateTransaction == 1000 gpphLibContext->LibNfcState.next_state) 1001 ||(phHal_eNfcIP1_Initiator== 1002 ((phHal_sRemoteDevInformation_t*)hRemoteDevice)->RemDevType)) 1003 { 1004 RetVal = NFCSTATUS_REJECTED; 1005 } 1006#ifdef LLCP_TRANSACT_CHANGES 1007 else if ((LLCP_STATE_RESET_INIT != gpphLibContext->llcp_cntx.sLlcpContext.state) 1008 && (LLCP_STATE_CHECKED != gpphLibContext->llcp_cntx.sLlcpContext.state)) 1009 { 1010 RetVal= NFCSTATUS_BUSY; 1011 } 1012#endif /* #ifdef LLCP_TRANSACT_CHANGES */ 1013 else 1014 { 1015 gpphLibContext->ndef_cntx.eLast_Call = RawTrans; 1016 (void)memcpy((void *)(gpphLibContext->psTransInfo), 1017 (void *)psTransceiveInfo, 1018 sizeof(phLibNfc_sTransceiveInfo_t)); 1019 /* Check the given Mifare command is supported or not , 1020 If not return NFCSTATUS_COMMAND_NOT_SUPPORTED */ 1021 if( (((phHal_sRemoteDevInformation_t*)hRemoteDevice)->RemDevType == 1022 phHal_eMifare_PICC)&& 1023 ( gpphLibContext->psTransInfo->cmd.MfCmd != phHal_eMifareRaw ) && 1024 ( gpphLibContext->psTransInfo->cmd.MfCmd != phHal_eMifareAuthentA ) && 1025 ( gpphLibContext->psTransInfo->cmd.MfCmd != phHal_eMifareAuthentB ) && 1026 ( gpphLibContext->psTransInfo->cmd.MfCmd != phHal_eMifareRead16 ) && 1027 ( gpphLibContext->psTransInfo->cmd.MfCmd != phHal_eMifareRead ) && 1028 ( gpphLibContext->psTransInfo->cmd.MfCmd != phHal_eMifareWrite16 ) && 1029 ( gpphLibContext->psTransInfo->cmd.MfCmd != phHal_eMifareWrite4 ) && 1030 ( gpphLibContext->psTransInfo->cmd.MfCmd != phHal_eMifareDec ) && 1031 ( gpphLibContext->psTransInfo->cmd.MfCmd != phHal_eMifareTransfer ) && 1032 ( gpphLibContext->psTransInfo->cmd.MfCmd != phHal_eMifareRestore ) && 1033 ( gpphLibContext->psTransInfo->cmd.MfCmd != phHal_eMifareReadSector ) && 1034 ( gpphLibContext->psTransInfo->cmd.MfCmd != phHal_eMifareWriteSector )) 1035 { 1036 RetVal = NFCSTATUS_COMMAND_NOT_SUPPORTED; 1037 } 1038 if(eLibNfcHalStatePresenceChk != 1039 gpphLibContext->LibNfcState.next_state) 1040 { 1041 PHDBG_INFO("LibNfc:Transceive In Progress"); 1042 if((((phHal_sRemoteDevInformation_t*)hRemoteDevice)->RemDevType == 1043 phHal_eMifare_PICC) && (((phHal_sRemoteDevInformation_t*) 1044 hRemoteDevice)->RemoteDevInfo.Iso14443A_Info.Sak != 0)&& 1045 (phHal_eMifareAuthentA == gpphLibContext->psTransInfo->cmd.MfCmd)) 1046 { 1047 if(NULL != gpphLibContext->psBufferedAuth) 1048 { 1049 if(NULL != gpphLibContext->psBufferedAuth->sRecvData.buffer) 1050 { 1051 phOsalNfc_FreeMemory( 1052 gpphLibContext->psBufferedAuth->sRecvData.buffer); 1053 } 1054 if(NULL != gpphLibContext->psBufferedAuth->sSendData.buffer) 1055 { 1056 phOsalNfc_FreeMemory( 1057 gpphLibContext->psBufferedAuth->sSendData.buffer); 1058 } 1059 phOsalNfc_FreeMemory(gpphLibContext->psBufferedAuth); 1060 } 1061 gpphLibContext->psBufferedAuth 1062 =(phLibNfc_sTransceiveInfo_t *) 1063 phOsalNfc_GetMemory(sizeof(phLibNfc_sTransceiveInfo_t)); 1064 gpphLibContext->psBufferedAuth->addr = psTransceiveInfo->addr; 1065 gpphLibContext->psBufferedAuth->cmd = psTransceiveInfo->cmd; 1066 gpphLibContext->psBufferedAuth->sSendData.length 1067 = psTransceiveInfo->sSendData.length; 1068 gpphLibContext->psBufferedAuth->sRecvData.length 1069 = psTransceiveInfo->sRecvData.length; 1070 gpphLibContext->psBufferedAuth->sSendData.buffer 1071 = (uint8_t *) 1072 phOsalNfc_GetMemory( 1073 gpphLibContext->psTransInfo->sSendData.length); 1074 1075 (void)memcpy((void *) 1076 (gpphLibContext->psBufferedAuth->sSendData.buffer), 1077 (void *)psTransceiveInfo->sSendData.buffer, 1078 psTransceiveInfo->sSendData.length); 1079 1080 gpphLibContext->psBufferedAuth->sRecvData.buffer 1081 = (uint8_t *) 1082 phOsalNfc_GetMemory( 1083 gpphLibContext->psTransInfo->sRecvData.length); 1084 } 1085 /*Call the lower layer Transceive function */ 1086 RetVal = phHal4Nfc_Transceive( gpphLibContext->psHwReference, 1087 (phHal_sTransceiveInfo_t*)gpphLibContext->psTransInfo, 1088 (phLibNfc_sRemoteDevInformation_t*)hRemoteDevice, 1089 (pphHal4Nfc_TransceiveCallback_t) 1090 phLibNfc_RemoteDev_Transceive_Cb, 1091 (void* )gpphLibContext); 1092 if(PHNFCSTATUS(RetVal) == NFCSTATUS_PENDING) 1093 { 1094 /* Copy the upper layer callback pointer and context */ 1095 gpphLibContext->CBInfo.pClientTransceiveCb = pTransceive_RspCb; 1096 gpphLibContext->CBInfo.pClientTranseCntx = pContext; 1097 /* Mark the General callback pending status is TRUE */ 1098 gpphLibContext->status.GenCb_pending_status = TRUE; 1099 /*Transceive is in Progress-Used in Release API*/ 1100 1101 /*Update the state machine*/ 1102 gpphLibContext->LibNfcState.next_state = eLibNfcHalStateTransaction; 1103 } 1104 } 1105 else 1106 { 1107 gpphLibContext->status.GenCb_pending_status = FALSE; 1108 RetVal = NFCSTATUS_FAILED; 1109 } 1110 } 1111 return RetVal; 1112} 1113/** 1114* Response for Remote device transceive. 1115*/ 1116STATIC 1117void phLibNfc_RemoteDev_Transceive_Cb(void *context, 1118 phHal_sRemoteDevInformation_t *pRmtdev_info, 1119 phNfc_sData_t *response, 1120 NFCSTATUS status 1121 ) 1122{ 1123 NFCSTATUS trans_status = NFCSTATUS_SUCCESS; 1124 phNfc_sData_t *trans_resp= NULL; 1125 void *pUpper_Context = NULL; 1126 pphLibNfc_TransceiveCallback_t pUpper_TagNtfCb = 1127 gpphLibContext->CBInfo.pClientTransceiveCb; 1128 1129 /*Check valid context is returned or not */ 1130 if((phLibNfc_LibContext_t *)context == gpphLibContext) 1131 { 1132 trans_resp = &gpphLibContext->psTransInfo->sRecvData; 1133 1134 pUpper_Context = gpphLibContext->CBInfo.pClientTranseCntx; 1135 gpphLibContext->status.GenCb_pending_status = FALSE; 1136 1137 /*If DeInit is called during the transceive, 1138 call the shutdown and return NFCSTATUS_SHUTDOWN*/ 1139 if(gpphLibContext->LibNfcState.next_state 1140 == eLibNfcHalStateShutdown) 1141 { 1142 phLibNfc_Pending_Shutdown(); 1143 trans_status = NFCSTATUS_SHUTDOWN; 1144 } 1145 /* If Disconnect is called return NFCSTATUS_ABORTED */ 1146 else if(eLibNfcHalStateRelease == 1147 gpphLibContext->LibNfcState.next_state) 1148 { 1149 trans_status = NFCSTATUS_ABORTED; 1150 } 1151 /* If the received lower layer status is not SUCCESS return NFCSTATUS_FAILED */ 1152 else if( NFCSTATUS_SUCCESS == status) 1153 { 1154 trans_status = NFCSTATUS_SUCCESS; 1155 } 1156 else if((PHNFCSTATUS(status) != NFCSTATUS_SUCCESS) && 1157 (phHal_eMifare_PICC == pRmtdev_info->RemDevType) && 1158 (0x00 != pRmtdev_info->RemoteDevInfo.Iso14443A_Info.Sak)) 1159 { 1160 gpphLibContext->LastTrancvSuccess = FALSE; 1161 trans_status = NFCSTATUS_FAILED; 1162 /* card type is mifare 1k/4k, then reconnect */ 1163 trans_status = phHal4Nfc_Connect(gpphLibContext->psHwReference, 1164 pRmtdev_info, 1165 (pphHal4Nfc_ConnectCallback_t) 1166 phLibNfc_Reconnect_Mifare_Cb, 1167 (void *)gpphLibContext); 1168 } 1169 else if ((PHNFCSTATUS(status) == PN544_IO_TIMEOUT_RESPONSE) || 1170 (PHNFCSTATUS(status) == NFCSTATUS_RF_TIMEOUT)) 1171 { 1172 // 0x89, 0x09 HCI response values from PN544 indicate timeout 1173 trans_status = NFCSTATUS_TARGET_LOST; 1174 } 1175 else 1176 { 1177 // PN544 did get some reply from tag, just not valid 1178 trans_status = NFCSTATUS_FAILED; 1179 } 1180 /*Update the state machine */ 1181 phLibNfc_UpdateCurState(status,gpphLibContext); 1182 gpphLibContext->LibNfcState.next_state = eLibNfcHalStateConnect; 1183 if(NFCSTATUS_PENDING != trans_status) 1184 { 1185 /* Tranceive over */ 1186 PHDBG_INFO("LibNfc:TXRX Callback-Update the Transceive responce"); 1187 if (NULL != pUpper_TagNtfCb) 1188 { 1189 if(trans_status == NFCSTATUS_SUCCESS) 1190 { 1191 gpphLibContext->LastTrancvSuccess = TRUE; 1192 pUpper_Context = gpphLibContext->CBInfo.pClientTranseCntx; 1193 trans_resp->buffer = response->buffer; 1194 trans_resp->length = response->length; 1195 /* Notify the upper layer */ 1196 PHDBG_INFO("LibNfc:Transceive Complete"); 1197 /* Notify the Transceive Completion to upper layer */ 1198 gpphLibContext->CBInfo.pClientTransceiveCb(pUpper_Context, 1199 (uint32_t)pRmtdev_info, 1200 trans_resp, 1201 trans_status); 1202 } 1203 else 1204 { 1205 gpphLibContext->LastTrancvSuccess = FALSE; 1206 pUpper_Context = gpphLibContext->CBInfo.pClientTranseCntx; 1207 trans_resp->length = 0; 1208 /* Notify the upper layer */ 1209 PHDBG_INFO("LibNfc:Transceive Complete"); 1210 /* Notify the Transceive Completion to upper layer */ 1211 gpphLibContext->CBInfo.pClientTransceiveCb(pUpper_Context, 1212 (uint32_t)pRmtdev_info, 1213 trans_resp, 1214 trans_status); 1215 } 1216 } 1217 } 1218 1219 } 1220 else 1221 { /*exception: wrong context pointer returned*/ 1222 phOsalNfc_RaiseException(phOsalNfc_e_InternalErr,1); 1223 } 1224 1225 return; 1226} 1227/** 1228* Interface to configure P2P configurations. 1229*/ 1230NFCSTATUS 1231phLibNfc_Mgt_SetP2P_ConfigParams(phLibNfc_sNfcIPCfg_t* pConfigInfo, 1232 pphLibNfc_RspCb_t pConfigRspCb, 1233 void* pContext 1234 ) 1235{ 1236 NFCSTATUS RetVal = NFCSTATUS_FAILED; 1237 /* LibNfc Initialized or not */ 1238 if((NULL == gpphLibContext)|| 1239 (gpphLibContext->LibNfcState.cur_state == eLibNfcHalStateShutdown)) 1240 { 1241 RetVal = NFCSTATUS_NOT_INITIALISED; 1242 }/* Check for valid parameters */ 1243 else if((NULL == pConfigInfo) || (NULL == pConfigRspCb) 1244 || (NULL == pContext)) 1245 { 1246 RetVal= NFCSTATUS_INVALID_PARAMETER; 1247 } 1248 else if(gpphLibContext->LibNfcState.next_state == eLibNfcHalStateShutdown) 1249 { 1250 RetVal = NFCSTATUS_SHUTDOWN; 1251 } 1252 else if(TRUE == gpphLibContext->status.GenCb_pending_status) 1253 { /*Previous callback is pending */ 1254 RetVal = NFCSTATUS_BUSY; 1255 } 1256 else 1257 { 1258 if(eLibNfcHalStatePresenceChk != 1259 gpphLibContext->LibNfcState.next_state) 1260 { 1261 phHal_uConfig_t uConfig; 1262 /* copy General bytes of Max length = 48 bytes */ 1263 (void)memcpy((void *)&(uConfig.nfcIPConfig.generalBytes), 1264 (void *)pConfigInfo->generalBytes, 1265 pConfigInfo->generalBytesLength); 1266 /* also copy the General Bytes length*/ 1267 uConfig.nfcIPConfig.generalBytesLength = pConfigInfo->generalBytesLength; 1268 1269 RetVal = phHal4Nfc_ConfigParameters( 1270 gpphLibContext->psHwReference, 1271 NFC_P2P_CONFIG, 1272 &uConfig, 1273 phLibNfc_Mgt_SetP2P_ConfigParams_Cb, 1274 (void *)gpphLibContext 1275 ); 1276 } 1277 else 1278 { 1279 gpphLibContext->sNfcIp_Context.pClientNfcIpCfgCb= NULL; 1280 RetVal = NFCSTATUS_PENDING; 1281 } 1282 if(NFCSTATUS_PENDING == RetVal) 1283 { 1284 /* save the context and callback for later use */ 1285 gpphLibContext->sNfcIp_Context.pClientNfcIpCfgCb = pConfigRspCb; 1286 gpphLibContext->sNfcIp_Context.pClientNfcIpCfgCntx = pContext; 1287 gpphLibContext->status.GenCb_pending_status=TRUE; 1288 /* Next state is configured */ 1289 gpphLibContext->LibNfcState.next_state =eLibNfcHalStateConfigReady; 1290 } 1291 else 1292 { 1293 RetVal = NFCSTATUS_FAILED; 1294 } 1295 } 1296 return RetVal; 1297} 1298/** 1299* Response callback for P2P configurations. 1300*/ 1301STATIC void phLibNfc_Mgt_SetP2P_ConfigParams_Cb(void *context, 1302 NFCSTATUS status) 1303{ 1304 pphLibNfc_RspCb_t pClientCb=NULL; 1305 void *pUpperLayerContext=NULL; 1306 /* Check for the context returned by below layer */ 1307 if((phLibNfc_LibContext_t *)context != gpphLibContext) 1308 { /*wrong context returned*/ 1309 phOsalNfc_RaiseException(phOsalNfc_e_InternalErr,1); 1310 } 1311 else 1312 { 1313 if(eLibNfcHalStateShutdown == gpphLibContext->LibNfcState.next_state) 1314 { /*shutdown called before completion of this api allow 1315 shutdown to happen */ 1316 phLibNfc_Pending_Shutdown(); 1317 status = NFCSTATUS_SHUTDOWN; 1318 } 1319 else 1320 { 1321 gpphLibContext->status.GenCb_pending_status = FALSE; 1322 if(NFCSTATUS_SUCCESS != status) 1323 { 1324 status = NFCSTATUS_FAILED; 1325 } 1326 else 1327 { 1328 status = NFCSTATUS_SUCCESS; 1329 } 1330 } 1331 /*update the current state */ 1332 phLibNfc_UpdateCurState(status,gpphLibContext); 1333 1334 pClientCb = gpphLibContext->sNfcIp_Context.pClientNfcIpCfgCb; 1335 pUpperLayerContext = gpphLibContext->sNfcIp_Context.pClientNfcIpCfgCntx; 1336 1337 gpphLibContext->sNfcIp_Context.pClientNfcIpCfgCb = NULL; 1338 gpphLibContext->sNfcIp_Context.pClientNfcIpCfgCntx = NULL; 1339 if (NULL != pClientCb) 1340 { 1341 /* Notify to upper layer status of configure operation */ 1342 pClientCb(pUpperLayerContext, status); 1343 } 1344 } 1345 return; 1346} 1347 1348 1349 1350 1351 1352 1353 1354 1355 1356 1357