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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_ndef_raw.c
19 
20  * Project: NFC FRI 1.1
21  *
22  * $Date: Mon Dec 13 14:14:15 2010 $
23  * $Author: ing02260 $
24  * $Revision: 1.74 $
25  * $Aliases:  $
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_ndef_raw.h>
39 #include <phLibNfc_initiator.h>
40 #include <phLibNfc_discovery.h>
41 #include <phFriNfc_NdefReg.h>
42 #include <phFriNfc_MifareStdMap.h>
43 
44 /*
45 *************************** Macro's  ****************************************
46 */
47 
48 #ifndef STATIC_DISABLE
49 #define STATIC static
50 #else
51 //#undef STATIC
52 #define STATIC
53 #endif
54 
55 #define     TOPAZ_NDEF_BITMASK             0x10U
56 #define     TOPAZ_LEN_BITMASK              0x02U
57 #define     TOPAZ_DYNAMIC_LEN               460U
58 #define     TOPAZ_STATIC_CARD_LEN           128U
59 #define     MIFARE_STD_BLOCK_SIZE          0x10U
60 /*
61 *************************** Global Variables **********************************
62 */
63 phLibNfc_Ndef_Info_t NdefInfo;
64 phFriNfc_NdefRecord_t *pNdefRecord=NULL;
65 /*
66 *************************** Static Function Declaration ***********************
67 */
68 
69 /* Response callback for Check Ndef */
70 STATIC
71 void phLibNfc_Ndef_CheckNdef_Cb(void *pContext, NFCSTATUS status);
72 
73 /* Response callback for Ndef Write */
74 STATIC
75 void phLibNfc_Ndef_Write_Cb(void* Context,NFCSTATUS status);
76 
77 /* Response callback for Ndef Read*/
78 STATIC
79 void phLibNfc_Ndef_Read_Cb(void* Context,NFCSTATUS status);
80 
81 /* Response callback forNdef Format*/
82 STATIC
83 void phLibNfc_Ndef_format_Cb(void *Context,NFCSTATUS status);
84 
85 #ifdef LIBNFC_READONLY_NDEF
86 STATIC
87 void
88 phLibNfc_Ndef_ReadOnly_Cb (
89     void        *p_context,
90     NFCSTATUS   status);
91 #endif /* #ifdef LIBNFC_READONLY_NDEF */
92 
93 /* Response callback for Search Ndef Content */
94 STATIC
95 void phLibNfc_Ndef_SrchNdefCnt_Cb(void *context, NFCSTATUS status);
96 
97 /* Response callback for Ndef Record Type Discovery */
98 STATIC
99 void phLibNfc_Ndef_Rtd_Cb( void *CallBackParam);
100 
101 /* Response callback for Check Ndef timer callback */
102 STATIC void CheckNdef_timer_cb(uint32_t timer_id, void *pContext);
103 
104 /*Callback for Presence check call from Chk Ndef*/
105 STATIC void phLibNfc_Ndef_ChkNdef_Pchk_Cb(void   *pContext,
106                                 NFCSTATUS  status
107                                 );
108 /*
109 *************************** Function Definitions ******************************
110 */
111 
112 /**
113 * This function reads an NDEF message from  already connected tag.
114 * the NDEF message  is read starting after the position of the
115 * last read operation of the same tag during current session.
116 */
117 
phLibNfc_Ndef_Read(phLibNfc_Handle hRemoteDevice,phNfc_sData_t * psRd,phLibNfc_Ndef_EOffset_t Offset,pphLibNfc_RspCb_t pNdefRead_RspCb,void * pContext)118 NFCSTATUS phLibNfc_Ndef_Read( phLibNfc_Handle                   hRemoteDevice,
119                             phNfc_sData_t                      *psRd,
120                             phLibNfc_Ndef_EOffset_t             Offset,
121                             pphLibNfc_RspCb_t                   pNdefRead_RspCb,
122                             void*                               pContext
123                             )
124 {
125     NFCSTATUS RetVal = NFCSTATUS_FAILED;
126 
127     if((NULL == gpphLibContext)||
128         (gpphLibContext->LibNfcState.cur_state == eLibNfcHalStateShutdown))
129     {
130         RetVal = NFCSTATUS_NOT_INITIALISED;
131     }
132     else if((NULL == psRd) || (NULL == pNdefRead_RspCb)
133         || (NULL == psRd->buffer)
134         || (0 == psRd->length)
135         || (NULL == pContext)
136         || (0 == hRemoteDevice))
137     {
138         RetVal= NFCSTATUS_INVALID_PARAMETER;
139     }
140     else if(gpphLibContext->LibNfcState.next_state == eLibNfcHalStateShutdown)
141     {
142         RetVal = NFCSTATUS_SHUTDOWN;
143     }
144     else if(0 == gpphLibContext->Connected_handle)
145     {   /*presently no target or tag is connected*/
146         RetVal=NFCSTATUS_TARGET_NOT_CONNECTED;
147     }
148     else if(hRemoteDevice != gpphLibContext->Connected_handle)
149     {   /*This handle of the device sent by application is not connected */
150         RetVal=NFCSTATUS_INVALID_HANDLE;
151     }
152     else if((TRUE == gpphLibContext->status.GenCb_pending_status)
153             ||(NULL!=gpphLibContext->CBInfo.pClientRdNdefCb)
154             ||(CHK_NDEF_NOT_DONE == gpphLibContext->ndef_cntx.is_ndef))
155     {
156         /*Previous callback is pending*/
157         RetVal = NFCSTATUS_REJECTED;
158     }
159     else if(gpphLibContext->ndef_cntx.is_ndef == FALSE)
160     {
161         /*no Ndef Support in tag*/
162          RetVal = NFCSTATUS_NON_NDEF_COMPLIANT;
163     }
164     else if((gpphLibContext->ndef_cntx.is_ndef == TRUE)
165         &&(0 == gpphLibContext->ndef_cntx.NdefActualSize))
166     {
167         /*Card is empty- So Returning length as zero*/
168         psRd->length = 0;
169         RetVal = NFCSTATUS_SUCCESS;
170     }
171 #ifdef LLCP_TRANSACT_CHANGES
172     else if ((LLCP_STATE_RESET_INIT != gpphLibContext->llcp_cntx.sLlcpContext.state)
173             && (LLCP_STATE_CHECKED != gpphLibContext->llcp_cntx.sLlcpContext.state))
174     {
175         RetVal= NFCSTATUS_BUSY;
176     }
177 #endif /* #ifdef LLCP_TRANSACT_CHANGES */
178     else
179     {
180         gpphLibContext->psRemoteDevList->psRemoteDevInfo->SessionOpened = SESSION_OPEN;
181         gpphLibContext->ndef_cntx.eLast_Call = NdefRd;
182         if((((phHal_sRemoteDevInformation_t*)hRemoteDevice)->RemDevType ==
183             phHal_eMifare_PICC) && (((phHal_sRemoteDevInformation_t*)
184             hRemoteDevice)->RemoteDevInfo.Iso14443A_Info.Sak != 0)&&
185             ((NULL == gpphLibContext->psBufferedAuth)
186             ||(phHal_eMifareAuthentA == gpphLibContext->psBufferedAuth->cmd.MfCmd))
187             )
188         {
189             if(NULL != gpphLibContext->psBufferedAuth)
190             {
191                 if(NULL != gpphLibContext->psBufferedAuth->sRecvData.buffer)
192                 {
193                     phOsalNfc_FreeMemory(
194                         gpphLibContext->psBufferedAuth->sRecvData.buffer);
195                 }
196                 if(NULL != gpphLibContext->psBufferedAuth->sSendData.buffer)
197                 {
198                     phOsalNfc_FreeMemory(
199                         gpphLibContext->psBufferedAuth->sSendData.buffer);
200                 }
201                 phOsalNfc_FreeMemory(gpphLibContext->psBufferedAuth);
202             }
203             gpphLibContext->psBufferedAuth
204                 =(phLibNfc_sTransceiveInfo_t *)
205                 phOsalNfc_GetMemory(sizeof(phLibNfc_sTransceiveInfo_t));
206             gpphLibContext->psBufferedAuth->addr =
207              (uint8_t)gpphLibContext->ndef_cntx.psNdefMap
208              ->StdMifareContainer.currentBlock;
209             gpphLibContext->psBufferedAuth->cmd.MfCmd = phHal_eMifareRead16;
210             gpphLibContext->psBufferedAuth->sSendData.length
211                 = 0;
212             gpphLibContext->psBufferedAuth->sRecvData.length
213                 = MIFARE_STD_BLOCK_SIZE;
214             gpphLibContext->psBufferedAuth->sRecvData.buffer
215                 = (uint8_t *)phOsalNfc_GetMemory(MIFARE_STD_BLOCK_SIZE);
216             gpphLibContext->psBufferedAuth->sSendData.buffer
217              = (uint8_t *)phOsalNfc_GetMemory(MIFARE_STD_BLOCK_SIZE);
218         }
219         if(eLibNfcHalStatePresenceChk !=
220                 gpphLibContext->LibNfcState.next_state)
221         {
222             uint8_t     cr_index = 0;
223             gpphLibContext->ndef_cntx.psUpperNdefMsg = psRd;
224             for (cr_index = 0; cr_index < PH_FRINFC_NDEFMAP_CR; cr_index++)
225             {
226                 RetVal= phFriNfc_NdefMap_SetCompletionRoutine(
227                                     gpphLibContext->ndef_cntx.psNdefMap,
228                                     cr_index,
229                                     phLibNfc_Ndef_Read_Cb,
230                                     (void *)gpphLibContext);
231 
232             }
233             gpphLibContext->ndef_cntx.NdefContinueRead =(uint8_t) ((phLibNfc_Ndef_EBegin==Offset) ?
234                                                     PH_FRINFC_NDEFMAP_SEEK_BEGIN :
235                                                     PH_FRINFC_NDEFMAP_SEEK_CUR);
236             /* call below layer Ndef Read*/
237             RetVal = phFriNfc_NdefMap_RdNdef(gpphLibContext->ndef_cntx.psNdefMap,
238                             gpphLibContext->ndef_cntx.psUpperNdefMsg->buffer,
239                             (uint32_t*)&gpphLibContext->ndef_cntx.psUpperNdefMsg->length,
240                             gpphLibContext->ndef_cntx.NdefContinueRead);
241 
242             RetVal = PHNFCSTATUS(RetVal);
243             if(NFCSTATUS_INSUFFICIENT_STORAGE == RetVal)
244             {
245                 gpphLibContext->ndef_cntx.psUpperNdefMsg->length = 0;
246                 RetVal = NFCSTATUS_SUCCESS;
247             }
248         }
249         else
250         {
251              gpphLibContext->CBInfo.pClientRdNdefCb= NULL;
252              RetVal = NFCSTATUS_PENDING;
253         }
254         if(NFCSTATUS_PENDING == RetVal)
255         {
256             gpphLibContext->CBInfo.pClientRdNdefCb = pNdefRead_RspCb;
257             gpphLibContext->CBInfo.pClientRdNdefCntx = pContext;
258             gpphLibContext->status.GenCb_pending_status=TRUE;
259 			gpphLibContext->LibNfcState.next_state = eLibNfcHalStateTransaction;
260 
261         }
262         else if (NFCSTATUS_SUCCESS == RetVal)
263         {
264             RetVal= NFCSTATUS_SUCCESS;
265         }
266         else
267         {
268             /*Ndef read failed*/
269             RetVal = NFCSTATUS_FAILED;
270         }
271     }
272     return RetVal;
273 }
274 /* Response callback for phLibNfc_Ndef_Read */
275 STATIC
phLibNfc_Ndef_Read_Cb(void * Context,NFCSTATUS status)276 void phLibNfc_Ndef_Read_Cb(void* Context,NFCSTATUS status)
277 {
278     NFCSTATUS               RetStatus = NFCSTATUS_SUCCESS;
279     pphLibNfc_RspCb_t       pClientCb=NULL;
280     phLibNfc_LibContext_t   *pLibNfc_Ctxt = (phLibNfc_LibContext_t *)Context;
281     void                    *pUpperLayerContext=NULL;
282     phHal_sRemoteDevInformation_t   *ps_rem_dev_info = NULL;
283 
284     if(pLibNfc_Ctxt != gpphLibContext)
285     {
286         /*wrong context returned*/
287         phOsalNfc_RaiseException(phOsalNfc_e_InternalErr,1);
288     }
289     else
290     {
291         if(eLibNfcHalStateShutdown == gpphLibContext->LibNfcState.next_state)
292         {   /*shutdown called before completion of Ndef read allow
293               shutdown to happen */
294             phLibNfc_Pending_Shutdown();
295             RetStatus = NFCSTATUS_SHUTDOWN;
296         }
297         else if(eLibNfcHalStateRelease == gpphLibContext->LibNfcState.next_state)
298         {
299             RetStatus = NFCSTATUS_ABORTED;
300         }
301         else
302         {
303             gpphLibContext->status.GenCb_pending_status = FALSE;
304             if (gpphLibContext->psBufferedAuth != NULL && gpphLibContext->ndef_cntx.psNdefMap != NULL) {
305                    gpphLibContext->psBufferedAuth->addr = (uint8_t)
306                    gpphLibContext->ndef_cntx.psNdefMap->StdMifareContainer.currentBlock;
307             }
308 
309             if(NFCSTATUS_FAILED == status )
310             {
311                 /*During Ndef read operation tag was not present in RF
312                 field of reader*/
313                 RetStatus = NFCSTATUS_FAILED;
314                 gpphLibContext->LastTrancvSuccess = FALSE;
315                 gpphLibContext->ndef_cntx.is_ndef = FALSE;
316                 ps_rem_dev_info = (phHal_sRemoteDevInformation_t *)
317                                     gpphLibContext->Connected_handle;
318                 if ((phHal_eMifare_PICC == ps_rem_dev_info->RemDevType) &&
319                     (0x08 == (ps_rem_dev_info->RemoteDevInfo.Iso14443A_Info.Sak & 0x08)) ||
320                     (0x01 == ps_rem_dev_info->RemoteDevInfo.Iso14443A_Info.Sak))
321                 {
322 
323                     /* card type is mifare 1k/4k, then reconnect */
324                     RetStatus = phHal4Nfc_Connect(gpphLibContext->psHwReference,
325                                 ps_rem_dev_info,
326                                 (pphHal4Nfc_ConnectCallback_t)
327                                 phLibNfc_Reconnect_Mifare_Cb,
328                                 (void *)gpphLibContext);
329                 }
330 
331             }
332             else if(status == NFCSTATUS_SUCCESS)
333             {
334                 gpphLibContext->LastTrancvSuccess = TRUE;
335                 RetStatus = NFCSTATUS_SUCCESS;
336             }
337 		    else
338 		    {
339                 gpphLibContext->LastTrancvSuccess = FALSE;
340 				RetStatus = NFCSTATUS_FAILED;
341 			}
342         }
343         /*update the current state as connected*/
344         phLibNfc_UpdateCurState(status,gpphLibContext);
345 
346         pClientCb = gpphLibContext->CBInfo.pClientRdNdefCb;
347         pUpperLayerContext = gpphLibContext->CBInfo.pClientRdNdefCntx;
348 
349         gpphLibContext->CBInfo.pClientRdNdefCb = NULL;
350         gpphLibContext->CBInfo.pClientRdNdefCntx = NULL;
351         if(NFCSTATUS_PENDING != RetStatus)
352         {
353             if (NULL != pClientCb)
354             {
355                 /*Notify to upper layer status and read bytes*/
356                 pClientCb(pUpperLayerContext,RetStatus);
357             }
358         }
359     }
360     return;
361 }
362 
363 /**
364 * Write NDEF to a tag.
365 *
366 * This function allows the user to write a NDEF data to already connected NFC
367 * tag.Function writes   a complete NDEF message to a tag. If a NDEF message
368 * already exists in the tag, it will be overwritten. When the transaction is
369 * complete,a notification callback is notified.
370 */
phLibNfc_Ndef_Write(phLibNfc_Handle hRemoteDevice,phNfc_sData_t * psWr,pphLibNfc_RspCb_t pNdefWrite_RspCb,void * pContext)371 NFCSTATUS phLibNfc_Ndef_Write(
372                             phLibNfc_Handle          hRemoteDevice,
373                             phNfc_sData_t           *psWr,
374                             pphLibNfc_RspCb_t        pNdefWrite_RspCb,
375                             void*                    pContext
376                             )
377 {
378     NFCSTATUS RetVal = NFCSTATUS_FAILED;
379     uint8_t             NdefWriteType=0xFF;
380     /*LibNfc is initilized or not */
381     if((NULL == gpphLibContext)||
382         (gpphLibContext->LibNfcState.cur_state
383                             == eLibNfcHalStateShutdown))
384     {
385         RetVal = NFCSTATUS_NOT_INITIALISED;
386     }/*Check for application has sent the valid parameters*/
387     else if((NULL == psWr) || (NULL == pNdefWrite_RspCb)
388         || (NULL == psWr->buffer)
389         || (NULL == pContext)
390         || (0 ==hRemoteDevice))
391     {
392         RetVal= NFCSTATUS_INVALID_PARAMETER;
393     }
394     else if(gpphLibContext->LibNfcState.next_state
395                             == eLibNfcHalStateShutdown)
396     {   /* Lib Nfc Shutdown*/
397         RetVal= NFCSTATUS_SHUTDOWN;
398     }
399     else if(0 == gpphLibContext->Connected_handle)
400     {
401         RetVal=NFCSTATUS_TARGET_NOT_CONNECTED;
402     }
403     else if(hRemoteDevice != gpphLibContext->Connected_handle)
404     {
405         RetVal=NFCSTATUS_INVALID_HANDLE;
406     }
407     else if((TRUE == gpphLibContext->status.GenCb_pending_status)||
408            (gpphLibContext->ndef_cntx.is_ndef == CHK_NDEF_NOT_DONE))
409     {
410          /* Previous callback is pending or Tag is not NDEF tag*/
411         RetVal = NFCSTATUS_REJECTED;
412         PHDBG_INFO("LIbNfc:Previous Callback is Pending");
413     }
414     else if(FALSE == gpphLibContext->ndef_cntx.is_ndef)
415     {
416         RetVal = NFCSTATUS_NON_NDEF_COMPLIANT;
417     }
418     else if(psWr->length > gpphLibContext->ndef_cntx.NdefLength)
419     {
420         RetVal = NFCSTATUS_NOT_ENOUGH_MEMORY;
421     }
422 #ifdef LLCP_TRANSACT_CHANGES
423     else if ((LLCP_STATE_RESET_INIT != gpphLibContext->llcp_cntx.sLlcpContext.state)
424             && (LLCP_STATE_CHECKED != gpphLibContext->llcp_cntx.sLlcpContext.state))
425     {
426         RetVal= NFCSTATUS_BUSY;
427     }
428 #endif /* #ifdef LLCP_TRANSACT_CHANGES */
429     else
430     {
431         uint8_t         cr_index = 0;
432         gpphLibContext->ndef_cntx.psUpperNdefMsg = psWr;
433         gpphLibContext->ndef_cntx.AppWrLength= psWr->length;
434         gpphLibContext->ndef_cntx.eLast_Call = NdefWr;
435         gpphLibContext->psRemoteDevList->psRemoteDevInfo->SessionOpened
436             = SESSION_OPEN;
437         if((((phHal_sRemoteDevInformation_t*)hRemoteDevice)->RemDevType ==
438                phHal_eMifare_PICC) && (((phHal_sRemoteDevInformation_t*)
439                hRemoteDevice)->RemoteDevInfo.Iso14443A_Info.Sak != 0)&&
440                ((NULL == gpphLibContext->psBufferedAuth)
441                 ||(phHal_eMifareAuthentA ==
442                    gpphLibContext->psBufferedAuth->cmd.MfCmd))
443                )
444         {
445             if(NULL != gpphLibContext->psBufferedAuth)
446             {
447                 if(NULL != gpphLibContext->psBufferedAuth->sRecvData.buffer)
448                 {
449                     phOsalNfc_FreeMemory(
450                         gpphLibContext->psBufferedAuth->sRecvData.buffer);
451                 }
452                 if(NULL != gpphLibContext->psBufferedAuth->sSendData.buffer)
453                 {
454                     phOsalNfc_FreeMemory(
455                         gpphLibContext->psBufferedAuth->sSendData.buffer);
456                 }
457                 phOsalNfc_FreeMemory(gpphLibContext->psBufferedAuth);
458             }
459             gpphLibContext->psBufferedAuth
460                 =(phLibNfc_sTransceiveInfo_t *)
461                 phOsalNfc_GetMemory(sizeof(phLibNfc_sTransceiveInfo_t));
462             gpphLibContext->psBufferedAuth->addr =
463              (uint8_t)gpphLibContext->ndef_cntx.psNdefMap
464              ->StdMifareContainer.currentBlock;
465             gpphLibContext->psBufferedAuth->cmd.MfCmd = phHal_eMifareRead16;
466             gpphLibContext->psBufferedAuth->sSendData.length
467                 = 0;
468             gpphLibContext->psBufferedAuth->sRecvData.length
469                 = MIFARE_STD_BLOCK_SIZE;
470             gpphLibContext->psBufferedAuth->sRecvData.buffer
471                 = (uint8_t *)phOsalNfc_GetMemory(MIFARE_STD_BLOCK_SIZE);
472              gpphLibContext->psBufferedAuth->sSendData.buffer
473                 = (uint8_t *)phOsalNfc_GetMemory(MIFARE_STD_BLOCK_SIZE);
474         }
475         if(eLibNfcHalStatePresenceChk ==
476                 gpphLibContext->LibNfcState.next_state)
477         {
478             gpphLibContext->CBInfo.pClientWrNdefCb = NULL;
479             RetVal = NFCSTATUS_PENDING;
480         }
481         else
482         {
483             for (cr_index = 0; cr_index < PH_FRINFC_NDEFMAP_CR; cr_index++)
484             {
485                 /* Registering the Completion Routine.*/
486                 RetVal= phFriNfc_NdefMap_SetCompletionRoutine(
487                                     gpphLibContext->ndef_cntx.psNdefMap,
488                                     cr_index,
489                                     phLibNfc_Ndef_Write_Cb,
490                                     (void *)gpphLibContext);
491 
492             }
493             if(0 == psWr->length)
494             {
495                  /* Length of bytes to be written Zero- Erase the Tag  */
496                 RetVal = phFriNfc_NdefMap_EraseNdef(gpphLibContext->ndef_cntx.psNdefMap);
497             }
498             else
499             {
500                 /*Write from beginning or current location*/
501                 NdefWriteType = PH_FRINFC_NDEFMAP_SEEK_BEGIN;
502                 /*Call FRI Ndef Write*/
503                 RetVal=phFriNfc_NdefMap_WrNdef(gpphLibContext->ndef_cntx.psNdefMap,
504                             gpphLibContext->ndef_cntx.psUpperNdefMsg->buffer,
505                             (uint32_t*)&gpphLibContext->ndef_cntx.psUpperNdefMsg->length,
506                             NdefWriteType);
507             }
508             if(NFCSTATUS_PENDING == RetVal)
509             {
510                 gpphLibContext->CBInfo.pClientWrNdefCb = pNdefWrite_RspCb;
511                 gpphLibContext->CBInfo.pClientWrNdefCntx = pContext;
512                 gpphLibContext->status.GenCb_pending_status=TRUE;
513                 gpphLibContext->LibNfcState.next_state = eLibNfcHalStateTransaction;
514             }
515             else
516             {
517                 RetVal = NFCSTATUS_FAILED;
518             }
519         }
520     }
521     return RetVal;
522 }
523 
524 /* Response callback for phLibNfc_Ndef_Write */
525 STATIC
phLibNfc_Ndef_Write_Cb(void * Context,NFCSTATUS status)526 void phLibNfc_Ndef_Write_Cb(void* Context,NFCSTATUS status)
527 {
528 
529     pphLibNfc_RspCb_t       pClientCb=NULL;
530     phLibNfc_LibContext_t   *pLibNfc_Ctxt = (phLibNfc_LibContext_t *)Context;
531     void                    *pUpperLayerContext=NULL;
532     phHal_sRemoteDevInformation_t   *ps_rem_dev_info = NULL;
533 
534     if(pLibNfc_Ctxt != gpphLibContext)
535     {   /*wrong context returned*/
536         phOsalNfc_RaiseException(phOsalNfc_e_InternalErr,1);
537     }
538     else
539     {
540         if(eLibNfcHalStateShutdown == gpphLibContext->LibNfcState.next_state)
541         {   /*shutdown called before completion of Ndef write allow
542               shutdown to happen */
543             phLibNfc_Pending_Shutdown();
544             status = NFCSTATUS_SHUTDOWN;
545         }
546         else if(eLibNfcHalStateRelease == gpphLibContext->LibNfcState.next_state)
547         {
548             status = NFCSTATUS_ABORTED;
549         }
550         else
551         {
552             gpphLibContext->status.GenCb_pending_status = FALSE;
553             if (gpphLibContext->psBufferedAuth != NULL && gpphLibContext->ndef_cntx.psNdefMap != NULL) {
554                 gpphLibContext->psBufferedAuth->addr = (uint8_t)
555                     gpphLibContext->ndef_cntx.psNdefMap->TLVStruct.NdefTLVBlock;
556             }
557             if(status == NFCSTATUS_FAILED )
558             {
559 				status = NFCSTATUS_FAILED;
560                 gpphLibContext->LastTrancvSuccess = FALSE;
561                 /*During Ndef write operation tag was not present in RF
562                 field of reader*/
563                 ps_rem_dev_info = (phHal_sRemoteDevInformation_t *)
564                                     gpphLibContext->Connected_handle;
565                if ((phHal_eMifare_PICC == ps_rem_dev_info->RemDevType) &&
566                     (0x08 == (ps_rem_dev_info->RemoteDevInfo.Iso14443A_Info.Sak & 0x08)))
567                 {
568 
569 
570                     /* card type is mifare 1k/4k, then reconnect */
571                     status = phHal4Nfc_Connect(gpphLibContext->psHwReference,
572                                 ps_rem_dev_info,
573                                 (pphHal4Nfc_ConnectCallback_t)
574                                 phLibNfc_Reconnect_Mifare_Cb,
575                                 (void *)gpphLibContext);
576                 }
577             }
578             else if( status== NFCSTATUS_SUCCESS)
579             {
580                 gpphLibContext->LastTrancvSuccess = TRUE;
581                 status = NFCSTATUS_SUCCESS;
582                 if(gpphLibContext->ndef_cntx.AppWrLength >
583                                  gpphLibContext->ndef_cntx.NdefLength)
584                 {
585                     status = NFCSTATUS_NOT_ENOUGH_MEMORY;
586                 }
587                 else
588                 {
589                     pLibNfc_Ctxt->ndef_cntx.NdefActualSize =
590                                     pLibNfc_Ctxt->ndef_cntx.psUpperNdefMsg->length;
591                 }
592             }
593             else
594             {
595                 gpphLibContext->LastTrancvSuccess = FALSE;
596 				status = NFCSTATUS_FAILED;;
597 			}
598         }
599         phLibNfc_UpdateCurState(status,gpphLibContext);
600 
601         pClientCb = gpphLibContext->CBInfo.pClientWrNdefCb;
602         pUpperLayerContext = gpphLibContext->CBInfo.pClientWrNdefCntx;
603 
604         gpphLibContext->CBInfo.pClientWrNdefCb = NULL;
605         gpphLibContext->CBInfo.pClientWrNdefCntx = NULL;
606         if(NFCSTATUS_PENDING !=status)
607         {
608             if (NULL != pClientCb)
609             {
610                 /*Notify to upper layer status and No. of bytes
611                 actually written */
612                 pClientCb(pUpperLayerContext, status);
613             }
614         }
615     }
616     return;
617 }
618 
619 
620 /**
621 * Initialize structures needed for the Ndef
622 * related operation such as Check Ndef, read, write
623 * and Ndef foramt.only once allocation
624 */
phLibNfc_Ndef_Init(void)625 void phLibNfc_Ndef_Init(void)
626 {
627     if(gpphLibContext->psTransInfo==NULL)
628     {
629         /*Allocate memory for Transceiveinformation Structure*/
630         gpphLibContext->psTransInfo = (phLibNfc_sTransceiveInfo_t *)
631             phOsalNfc_GetMemory(sizeof(phLibNfc_sTransceiveInfo_t));
632     }
633     if(gpphLibContext->psTransInfo==NULL)
634     {
635         /*exception: Not enough memory*/
636         phOsalNfc_RaiseException(phOsalNfc_e_NoMemory,1);
637 
638     }
639     if(NULL == gpphLibContext->ndef_cntx.psNdefMap)
640     {
641         /*Allocate memory for NDEF Mapping Component Context Structure*/
642         gpphLibContext->ndef_cntx.psNdefMap = (phFriNfc_NdefMap_t *)
643                     phOsalNfc_GetMemory(sizeof(phFriNfc_NdefMap_t));
644     }
645     if(NULL != gpphLibContext->ndef_cntx.psNdefMap)
646     {
647         /*Allocation successful*/
648         (void)memset(gpphLibContext->ndef_cntx.psNdefMap,0,sizeof(phFriNfc_NdefMap_t));
649         gpphLibContext->ndef_cntx.NdefSendRecvLen = NDEF_SENDRCV_BUF_LEN;
650         gpphLibContext->ndef_cntx.psNdefMap->SendRecvBuf =
651                 (uint8_t*) phOsalNfc_GetMemory(gpphLibContext->
652                 ndef_cntx.NdefSendRecvLen);
653 
654         if(NULL != gpphLibContext->ndef_cntx.psNdefMap->SendRecvBuf)
655         {
656             (void)memset(gpphLibContext->ndef_cntx.psNdefMap->SendRecvBuf,
657                 0,
658                 gpphLibContext->ndef_cntx.NdefSendRecvLen);
659 
660             gpphLibContext->psOverHalCtxt =(phFriNfc_OvrHal_t *)
661                 phOsalNfc_GetMemory(sizeof(phFriNfc_OvrHal_t));
662         }
663     }
664     if(NULL == gpphLibContext->psOverHalCtxt)
665     {   /*exception: Not enough memory*/
666         phOsalNfc_RaiseException(phOsalNfc_e_NoMemory,1);
667     }
668     else
669     {
670 
671         (void)memset(gpphLibContext->psOverHalCtxt,0,
672             sizeof(phFriNfc_OvrHal_t));
673 
674         /* Initialize the Overlapped hal structure*/
675         gpphLibContext->psOverHalCtxt->psHwReference =
676              gpphLibContext->psHwReference;
677         if(NULL == gpphLibContext->psDevInputParam )
678         {
679             gpphLibContext->psDevInputParam = (phHal_sDevInputParam_t *)
680                 phOsalNfc_GetMemory(sizeof(phHal_sDevInputParam_t));
681         }
682         gpphLibContext->ndef_cntx.is_ndef = CHK_NDEF_NOT_DONE;
683     }
684     if(NULL == gpphLibContext->ndef_cntx.ndef_fmt)
685     {
686         /*Allocate memory for Ndef format structure*/
687         gpphLibContext->ndef_cntx.ndef_fmt = (phFriNfc_sNdefSmtCrdFmt_t *)
688                 phOsalNfc_GetMemory(sizeof(phFriNfc_sNdefSmtCrdFmt_t));
689     }
690     if(NULL != gpphLibContext->ndef_cntx.ndef_fmt)
691     {
692         (void)memset(gpphLibContext->ndef_cntx.ndef_fmt,
693                         0,
694                         sizeof(phFriNfc_sNdefSmtCrdFmt_t));
695     }
696     else
697     {
698         /*exception: Not enough memory*/
699         phOsalNfc_RaiseException(phOsalNfc_e_NoMemory,1);
700     }
701     return;
702 }
703 /**
704 * Free the allocated memory used for Ndef operations
705 */
phLibNfc_Ndef_DeInit(void)706 void phLibNfc_Ndef_DeInit(void)
707 {
708     /* If only allocated then only free the memory*/
709     if(gpphLibContext->ndef_cntx.psNdefMap !=NULL)
710     {
711         if(gpphLibContext->ndef_cntx.psNdefMap->SendRecvBuf !=NULL)
712         {
713             phOsalNfc_FreeMemory(gpphLibContext->ndef_cntx.psNdefMap->SendRecvBuf);
714             gpphLibContext->ndef_cntx.psNdefMap->SendRecvBuf=NULL;
715         }
716         phOsalNfc_FreeMemory(gpphLibContext->ndef_cntx.psNdefMap);
717         gpphLibContext->ndef_cntx.psNdefMap =NULL;
718     }
719 
720     if(NULL != gpphLibContext->ndef_cntx.ndef_fmt)
721     {
722         phOsalNfc_FreeMemory(gpphLibContext->ndef_cntx.ndef_fmt);
723         gpphLibContext->ndef_cntx.ndef_fmt = NULL;
724     }
725 
726     if(gpphLibContext->psOverHalCtxt !=NULL)
727     {
728         phOsalNfc_FreeMemory(gpphLibContext->psOverHalCtxt);
729         gpphLibContext->psOverHalCtxt =NULL;
730     }
731     if(gpphLibContext->psDevInputParam !=NULL)
732     {
733         phOsalNfc_FreeMemory(gpphLibContext->psDevInputParam);
734         gpphLibContext->psDevInputParam = NULL;
735     }
736     if(gpphLibContext->psTransInfo!=NULL)
737     {
738         phOsalNfc_FreeMemory(gpphLibContext->psTransInfo);
739         gpphLibContext->psTransInfo= NULL;
740     }
741 }
742 
743 
744 /**
745 * This function allows  the user to check whether a particular Remote Device
746 * is NDEF compliant or not
747 */
phLibNfc_Ndef_CheckNdef(phLibNfc_Handle hRemoteDevice,pphLibNfc_ChkNdefRspCb_t pCheckNdef_RspCb,void * pContext)748 NFCSTATUS phLibNfc_Ndef_CheckNdef(phLibNfc_Handle       hRemoteDevice,
749                         pphLibNfc_ChkNdefRspCb_t        pCheckNdef_RspCb,
750                         void*                           pContext)
751 {
752     NFCSTATUS RetVal = NFCSTATUS_FAILED;
753 
754 
755     if((NULL == gpphLibContext)||
756         (gpphLibContext->LibNfcState.cur_state == eLibNfcHalStateShutdown))
757     {
758         /*Lib Nfc not initialized*/
759         RetVal = NFCSTATUS_NOT_INITIALISED;
760     }
761     else if((NULL == pCheckNdef_RspCb)||
762         (NULL==pContext)||
763         (hRemoteDevice == 0))
764     {
765         /*parameter sent by upper layer are not valid */
766         RetVal= NFCSTATUS_INVALID_PARAMETER;
767     }
768     else if(gpphLibContext->LibNfcState.next_state == eLibNfcHalStateShutdown)
769     {
770         RetVal = NFCSTATUS_SHUTDOWN;
771     }
772     else if(0 == gpphLibContext->Connected_handle)
773     {
774         RetVal=NFCSTATUS_TARGET_NOT_CONNECTED;
775     }
776     else if(hRemoteDevice != gpphLibContext->Connected_handle)
777     {
778         RetVal=NFCSTATUS_INVALID_HANDLE;
779     }
780 #ifdef LLCP_TRANSACT_CHANGES
781     else if ((LLCP_STATE_RESET_INIT != gpphLibContext->llcp_cntx.sLlcpContext.state)
782             && (LLCP_STATE_CHECKED != gpphLibContext->llcp_cntx.sLlcpContext.state))
783     {
784         RetVal= NFCSTATUS_BUSY;
785     }
786 #endif /* #ifdef LLCP_TRANSACT_CHANGES */
787     else
788     {
789         uint8_t     cr_index = 0;
790         static uint16_t     data_cnt = 0;
791         /* Allocate memory for the ndef related structure */
792         gpphLibContext->ndef_cntx.NdefSendRecvLen=300;
793         gpphLibContext->ndef_cntx.eLast_Call = ChkNdef;
794 
795         /* Resets the component instance */
796         RetVal = phFriNfc_NdefMap_Reset( gpphLibContext->ndef_cntx.psNdefMap,
797                             gpphLibContext->psOverHalCtxt,
798                             (phLibNfc_sRemoteDevInformation_t*)hRemoteDevice,
799                             gpphLibContext->psDevInputParam,
800                             gpphLibContext->ndef_cntx.psNdefMap->SendRecvBuf,
801                             gpphLibContext->ndef_cntx.NdefSendRecvLen,
802                             gpphLibContext->ndef_cntx.psNdefMap->SendRecvBuf,
803                             &(gpphLibContext->ndef_cntx.NdefSendRecvLen),
804                             &(data_cnt));
805 
806 
807         for (cr_index = 0; cr_index < PH_FRINFC_NDEFMAP_CR; cr_index++)
808         {
809             /* Register the callback for the check ndef */
810             RetVal = phFriNfc_NdefMap_SetCompletionRoutine(
811                                 gpphLibContext->ndef_cntx.psNdefMap,
812                                 cr_index,
813                                 phLibNfc_Ndef_CheckNdef_Cb,
814                                 (void *)gpphLibContext);
815         }
816         /*call below layer check Ndef function*/
817         RetVal = phFriNfc_NdefMap_ChkNdef(gpphLibContext->ndef_cntx.psNdefMap);
818         RetVal =PHNFCSTATUS(RetVal);
819 
820         if(RetVal== NFCSTATUS_PENDING)
821         {
822             RetVal = NFCSTATUS_PENDING;
823         }
824         else if((RetVal == NFCSTATUS_FAILED) || (RetVal ==(PHNFCSTVAL(CID_FRI_NFC_NDEF_MAP,
825                     NFCSTATUS_INVALID_REMOTE_DEVICE))))
826         {
827 			      RetVal= NFCSTATUS_FAILED;
828         }
829         else
830         {
831             if((0x00 == gpphLibContext->ndef_cntx.Chk_Ndef_Timer_Id)||
832               (PH_OSALNFC_INVALID_TIMER_ID == gpphLibContext->ndef_cntx.Chk_Ndef_Timer_Id))
833 	          {
834 		            gpphLibContext->ndef_cntx.Chk_Ndef_Timer_Id =
835 			          phOsalNfc_Timer_Create();
836 	          }
837 	          if((0x00 == gpphLibContext->ndef_cntx.Chk_Ndef_Timer_Id)||
838               (PH_OSALNFC_INVALID_TIMER_ID == gpphLibContext->ndef_cntx.Chk_Ndef_Timer_Id))
839 	          {
840 		            RetVal = NFCSTATUS_FAILED;
841 	          }
842 	          else
843 	          {
844 	              phOsalNfc_Timer_Start(gpphLibContext->ndef_cntx.Chk_Ndef_Timer_Id,
845 			          CHK_NDEF_TIMER_TIMEOUT,CheckNdef_timer_cb,NULL);
846                 RetVal = NFCSTATUS_PENDING;
847 	          }
848         }
849         if(RetVal== NFCSTATUS_PENDING)
850         {
851             gpphLibContext->CBInfo.pClientCkNdefCb = pCheckNdef_RspCb;
852             gpphLibContext->CBInfo.pClientCkNdefCntx = pContext;
853             gpphLibContext->status.GenCb_pending_status=TRUE;
854             gpphLibContext->LibNfcState.next_state = eLibNfcHalStateTransaction;
855         }
856 
857     }
858     return RetVal;
859 }
860 
861 /* Response callback for phLibNfc_Ndef_CheckNdef */
862 STATIC
phLibNfc_Ndef_CheckNdef_Cb(void * pContext,NFCSTATUS status)863 void phLibNfc_Ndef_CheckNdef_Cb(void *pContext,NFCSTATUS status)
864 {
865     phLibNfc_ChkNdef_Info_t    Ndef_Info;
866     NFCSTATUS RetStatus = NFCSTATUS_SUCCESS;
867     pphLibNfc_ChkNdefRspCb_t       pClientCb=NULL;
868     phLibNfc_LibContext_t           *pLibNfc_Ctxt =
869                                     (phLibNfc_LibContext_t *)pContext;
870     void                    *pUpperLayerContext=NULL;
871     phHal_sRemoteDevInformation_t   *ps_rem_dev_info = NULL;
872 
873     Ndef_Info.ActualNdefMsgLength = 0;
874     Ndef_Info.MaxNdefMsgLength = 0;
875     Ndef_Info.NdefCardState = PHLIBNFC_NDEF_CARD_INVALID;
876     if(pLibNfc_Ctxt != gpphLibContext)
877     {    /*wrong context returned from below layer*/
878         phOsalNfc_RaiseException(phOsalNfc_e_InternalErr,1);
879     }
880     else
881     {
882         ps_rem_dev_info = (phHal_sRemoteDevInformation_t *)
883                                     gpphLibContext->Connected_handle;
884         if(eLibNfcHalStateShutdown == gpphLibContext->LibNfcState.next_state)
885         {   /*shutdown called before completion of check Ndef, allow
886               shutdown to happen */
887             phLibNfc_Pending_Shutdown();
888             RetStatus = NFCSTATUS_SHUTDOWN;
889         }
890         else if(eLibNfcHalStateRelease == gpphLibContext->LibNfcState.next_state)
891         {
892             RetStatus = NFCSTATUS_ABORTED;
893         }
894         else
895         {
896             if(status == NFCSTATUS_SUCCESS)
897             {
898                 /*Tag is Ndef tag*/
899                 gpphLibContext->ndef_cntx.is_ndef = TRUE;
900                 (void)phFriNfc_NdefMap_GetContainerSize(
901                                 pLibNfc_Ctxt->ndef_cntx.psNdefMap,
902                                 &(pLibNfc_Ctxt->ndef_cntx.NdefLength),
903                                 &(pLibNfc_Ctxt->ndef_cntx.NdefActualSize));
904                 /*Get the data size support by particular ndef card */
905                 Ndef_Info.ActualNdefMsgLength = pLibNfc_Ctxt->ndef_cntx.NdefActualSize;
906                 Ndef_Info.MaxNdefMsgLength = pLibNfc_Ctxt->ndef_cntx.NdefLength;
907                 gpphLibContext->LastTrancvSuccess = TRUE;
908                 RetStatus =NFCSTATUS_SUCCESS;
909             }
910             else if (PHNFCSTATUS(status) != NFCSTATUS_MORE_INFORMATION )
911             {
912                 /*Ndef check Failed.Issue a PresenceChk to ascertain if tag is
913                   still in the field*/
914                 RetStatus = phHal4Nfc_PresenceCheck(
915                                     gpphLibContext->psHwReference,
916                                     phLibNfc_Ndef_ChkNdef_Pchk_Cb,
917                                     (void *)gpphLibContext
918                                     );
919             }
920             else
921             {
922 				RetStatus = NFCSTATUS_FAILED;
923                 gpphLibContext->LastTrancvSuccess = FALSE;
924                 gpphLibContext->ndef_cntx.is_ndef = FALSE;
925 
926                 if ((phHal_eMifare_PICC == ps_rem_dev_info->RemDevType) &&
927                     (0x08 == (ps_rem_dev_info->RemoteDevInfo.Iso14443A_Info.Sak & 0x08)))
928                 {
929 
930                     /* card type is mifare 1k/4k, then reconnect */
931                     RetStatus = phHal4Nfc_Connect(gpphLibContext->psHwReference,
932                                 ps_rem_dev_info,
933                                 (pphHal4Nfc_ConnectCallback_t)
934                                 phLibNfc_Reconnect_Mifare_Cb,
935                                 (void *)gpphLibContext);
936                 }
937                 else
938                 {
939                    if((phHal_eJewel_PICC == ps_rem_dev_info->RemDevType)
940                        &&(TOPAZ_NDEF_BITMASK &
941                           ps_rem_dev_info->RemoteDevInfo.Jewel_Info.HeaderRom0))
942                     {
943                         gpphLibContext->ndef_cntx.is_ndef = TRUE;
944                         RetStatus = phFriNfc_NdefMap_GetContainerSize(
945                                         pLibNfc_Ctxt->ndef_cntx.psNdefMap,
946                                         &(pLibNfc_Ctxt->ndef_cntx.NdefLength),
947                                         &(pLibNfc_Ctxt->ndef_cntx.NdefActualSize));
948                         /*Get the data size support by particular ndef card */
949                         Ndef_Info.ActualNdefMsgLength =
950                             pLibNfc_Ctxt->ndef_cntx.NdefActualSize;
951                         Ndef_Info.MaxNdefMsgLength
952                             = pLibNfc_Ctxt->ndef_cntx.NdefLength
953                             = (TOPAZ_LEN_BITMASK &
954                             ps_rem_dev_info->RemoteDevInfo.Jewel_Info.HeaderRom0?
955                             TOPAZ_DYNAMIC_LEN:TOPAZ_STATIC_CARD_LEN);
956                         RetStatus = NFCSTATUS_SUCCESS;
957                     }
958                 }
959             }
960             gpphLibContext->LibNfcState.cur_state=eLibNfcHalStateConnect;
961         }
962         gpphLibContext->status.GenCb_pending_status = FALSE;
963         /* Update the current state */
964         phLibNfc_UpdateCurState(RetStatus,gpphLibContext);
965         if(NFCSTATUS_PENDING != RetStatus)
966         {
967             if(((ps_rem_dev_info->RemDevType == phHal_eMifare_PICC)
968                 && (ps_rem_dev_info->RemoteDevInfo.Iso14443A_Info.Sak != 0)&&
969                ((NULL == gpphLibContext->psBufferedAuth)
970                 ||(phHal_eMifareAuthentA == gpphLibContext->psBufferedAuth->cmd.MfCmd)))
971                )
972             {
973                 if(NULL != gpphLibContext->psBufferedAuth)
974                 {
975                     if(NULL != gpphLibContext->psBufferedAuth->sRecvData.buffer)
976                     {
977                         phOsalNfc_FreeMemory(
978                             gpphLibContext->psBufferedAuth->sRecvData.buffer);
979                     }
980                     if(NULL != gpphLibContext->psBufferedAuth->sSendData.buffer)
981                     {
982                         phOsalNfc_FreeMemory(
983                             gpphLibContext->psBufferedAuth->sSendData.buffer);
984                     }
985                     phOsalNfc_FreeMemory(gpphLibContext->psBufferedAuth);
986                 }
987                 gpphLibContext->psBufferedAuth
988                     =(phLibNfc_sTransceiveInfo_t *)
989                     phOsalNfc_GetMemory(sizeof(phLibNfc_sTransceiveInfo_t));
990                 gpphLibContext->psBufferedAuth->addr =
991                 (uint8_t)gpphLibContext->ndef_cntx.psNdefMap
992                 ->StdMifareContainer.currentBlock;
993                 gpphLibContext->psBufferedAuth->cmd.MfCmd = phHal_eMifareRead16;
994                 gpphLibContext->psBufferedAuth->sSendData.length
995                     = 0;
996                 gpphLibContext->psBufferedAuth->sRecvData.length
997                     = MIFARE_STD_BLOCK_SIZE;
998                 gpphLibContext->psBufferedAuth->sRecvData.buffer
999                     = (uint8_t *)phOsalNfc_GetMemory(MIFARE_STD_BLOCK_SIZE);
1000                 gpphLibContext->psBufferedAuth->sSendData.buffer
1001                     = (uint8_t *)phOsalNfc_GetMemory(MIFARE_STD_BLOCK_SIZE);
1002             }
1003             pClientCb = gpphLibContext->CBInfo.pClientCkNdefCb;
1004             pUpperLayerContext = gpphLibContext->CBInfo.pClientCkNdefCntx;
1005             gpphLibContext->CBInfo.pClientCkNdefCb = NULL;
1006             gpphLibContext->CBInfo.pClientCkNdefCntx = NULL;
1007             if(NULL != pClientCb)
1008             {
1009                 if (!RetStatus)
1010                 {
1011                     switch (pLibNfc_Ctxt->ndef_cntx.psNdefMap->CardState)
1012                     {
1013                         case PH_NDEFMAP_CARD_STATE_INITIALIZED:
1014                         {
1015                             Ndef_Info.NdefCardState =
1016                                             PHLIBNFC_NDEF_CARD_INITIALISED;
1017                             break;
1018                         }
1019 
1020                         case PH_NDEFMAP_CARD_STATE_READ_ONLY:
1021                         {
1022                             Ndef_Info.NdefCardState =
1023                                             PHLIBNFC_NDEF_CARD_READ_ONLY;
1024                             break;
1025                         }
1026 
1027                         case PH_NDEFMAP_CARD_STATE_READ_WRITE:
1028                         {
1029                             Ndef_Info.NdefCardState =
1030                                             PHLIBNFC_NDEF_CARD_READ_WRITE;
1031                             break;
1032                         }
1033 
1034                         default:
1035                         {
1036                             Ndef_Info.NdefCardState =
1037                                             PHLIBNFC_NDEF_CARD_INVALID;
1038                             break;
1039                         }
1040                     }
1041                 }
1042                 /* call the upper check ndef callback */
1043                 pClientCb(pUpperLayerContext,Ndef_Info,RetStatus);
1044             }
1045         }
1046     }
1047     return;
1048 }
1049 
1050 /*Callback for Presence check call from Chk Ndef*/
phLibNfc_Ndef_ChkNdef_Pchk_Cb(void * pContext,NFCSTATUS status)1051 STATIC void phLibNfc_Ndef_ChkNdef_Pchk_Cb(void   *pContext,
1052                                 NFCSTATUS  status
1053                                 )
1054 {
1055     phLibNfc_ChkNdef_Info_t    Ndef_Info = {0,0,0};
1056     NFCSTATUS RetStatus = NFCSTATUS_SUCCESS;
1057     pphLibNfc_ChkNdefRspCb_t       pClientCb=NULL;
1058     phLibNfc_LibContext_t           *pLibNfc_Ctxt =
1059                                     (phLibNfc_LibContext_t *)pContext;
1060     void                    *pUpperLayerContext=NULL;
1061     phHal_sRemoteDevInformation_t   *ps_rem_dev_info = NULL;
1062     if(NFCSTATUS_SUCCESS == status)
1063     {
1064         RetStatus = NFCSTATUS_FAILED;
1065         gpphLibContext->ndef_cntx.is_ndef = FALSE;
1066     }
1067     else
1068     {
1069         RetStatus = NFCSTATUS_TARGET_LOST;
1070     }
1071     if(pLibNfc_Ctxt != gpphLibContext)
1072     {    /*wrong context returned from below layer*/
1073         phOsalNfc_RaiseException(phOsalNfc_e_InternalErr,1);
1074     }
1075     else
1076     {
1077         ps_rem_dev_info = (phHal_sRemoteDevInformation_t *)
1078                                     gpphLibContext->Connected_handle;
1079         if(((ps_rem_dev_info->RemDevType == phHal_eMifare_PICC)
1080             && (ps_rem_dev_info->RemoteDevInfo.Iso14443A_Info.Sak != 0)&&
1081             ((NULL == gpphLibContext->psBufferedAuth)
1082             ||(phHal_eMifareAuthentA == gpphLibContext->psBufferedAuth->cmd.MfCmd)))
1083             )
1084         {
1085             if(NULL != gpphLibContext->psBufferedAuth)
1086             {
1087                 if(NULL != gpphLibContext->psBufferedAuth->sRecvData.buffer)
1088                 {
1089                     phOsalNfc_FreeMemory(
1090                         gpphLibContext->psBufferedAuth->sRecvData.buffer);
1091                 }
1092                 if(NULL != gpphLibContext->psBufferedAuth->sSendData.buffer)
1093                 {
1094                     phOsalNfc_FreeMemory(
1095                         gpphLibContext->psBufferedAuth->sSendData.buffer);
1096                 }
1097                 phOsalNfc_FreeMemory(gpphLibContext->psBufferedAuth);
1098             }
1099             gpphLibContext->psBufferedAuth
1100                 =(phLibNfc_sTransceiveInfo_t *)
1101                 phOsalNfc_GetMemory(sizeof(phLibNfc_sTransceiveInfo_t));
1102             gpphLibContext->psBufferedAuth->addr =
1103             (uint8_t)gpphLibContext->ndef_cntx.psNdefMap
1104             ->StdMifareContainer.currentBlock;
1105             gpphLibContext->psBufferedAuth->cmd.MfCmd = phHal_eMifareRead16;
1106             gpphLibContext->psBufferedAuth->sSendData.length
1107                 = 0;
1108             gpphLibContext->psBufferedAuth->sRecvData.length
1109                 = MIFARE_STD_BLOCK_SIZE;
1110             gpphLibContext->psBufferedAuth->sRecvData.buffer
1111                 = (uint8_t *)phOsalNfc_GetMemory(MIFARE_STD_BLOCK_SIZE);
1112             gpphLibContext->psBufferedAuth->sSendData.buffer
1113                 = (uint8_t *)phOsalNfc_GetMemory(MIFARE_STD_BLOCK_SIZE);
1114         }
1115         pClientCb = gpphLibContext->CBInfo.pClientCkNdefCb;
1116         pUpperLayerContext = gpphLibContext->CBInfo.pClientCkNdefCntx;
1117         gpphLibContext->CBInfo.pClientCkNdefCb = NULL;
1118         gpphLibContext->CBInfo.pClientCkNdefCntx = NULL;
1119         if(NULL != pClientCb)
1120         {
1121             Ndef_Info.NdefCardState = PHLIBNFC_NDEF_CARD_INVALID;
1122             /* call the upper check ndef callback */
1123             pClientCb(pUpperLayerContext,Ndef_Info,RetStatus);
1124         }
1125     }
1126     return;
1127 }
1128 /* Check Ndef Timer Callback*/
CheckNdef_timer_cb(uint32_t timer_id,void * pContext)1129 STATIC void CheckNdef_timer_cb(uint32_t timer_id, void *pContext)
1130 {
1131 	PHNFC_UNUSED_VARIABLE(pContext);
1132    phOsalNfc_Timer_Stop(timer_id);
1133 	phOsalNfc_Timer_Delete(gpphLibContext->ndef_cntx.Chk_Ndef_Timer_Id);
1134 	gpphLibContext->ndef_cntx.Chk_Ndef_Timer_Id = 0x00;
1135 	phLibNfc_Ndef_CheckNdef_Cb((void *)gpphLibContext,NFCSTATUS_MORE_INFORMATION);
1136 }
1137 
phLibNfc_Reconnect_Mifare_Cb(void * pContext,phHal_sRemoteDevInformation_t * psRemoteDevInfo,NFCSTATUS status)1138 void phLibNfc_Reconnect_Mifare_Cb (
1139                     void                            *pContext,
1140                     phHal_sRemoteDevInformation_t   *psRemoteDevInfo,
1141                     NFCSTATUS                       status)
1142 {
1143     phLibNfc_ChkNdef_Info_t     Ndef_Info;
1144     phLibNfc_LibContext_t       *pLibNfc_Ctxt =
1145                                 (phLibNfc_LibContext_t *)pContext;
1146     void                        *pUpperLayerContext = NULL;
1147     switch(gpphLibContext->ndef_cntx.eLast_Call)
1148     {
1149         case ChkNdef:
1150         {
1151             pphLibNfc_ChkNdefRspCb_t    pClientCb=NULL;
1152             pClientCb = pLibNfc_Ctxt->CBInfo.pClientCkNdefCb;
1153             pUpperLayerContext = pLibNfc_Ctxt->CBInfo.pClientCkNdefCntx;
1154             pLibNfc_Ctxt->CBInfo.pClientCkNdefCb = NULL;
1155             pLibNfc_Ctxt->CBInfo.pClientCkNdefCntx = NULL;
1156             if (NULL != pClientCb)
1157             {
1158                 status = (NFCSTATUS_SUCCESS == status?
1159                         NFCSTATUS_FAILED:NFCSTATUS_TARGET_LOST);
1160                 Ndef_Info.ActualNdefMsgLength = 0;
1161                 Ndef_Info.MaxNdefMsgLength = 0;
1162                 /* call the upper check ndef callback */
1163                 pClientCb(pUpperLayerContext,Ndef_Info,status);
1164             }
1165         }
1166         break;
1167         case NdefRd:
1168         {
1169             pphLibNfc_RspCb_t       pClientCb = pLibNfc_Ctxt->CBInfo.pClientRdNdefCb;
1170             pUpperLayerContext = pLibNfc_Ctxt->CBInfo.pClientRdNdefCntx;
1171             pLibNfc_Ctxt->CBInfo.pClientRdNdefCb = NULL;
1172             pLibNfc_Ctxt->CBInfo.pClientRdNdefCntx = NULL;
1173             if (NULL != pClientCb)
1174             {
1175                 status = (NFCSTATUS_SUCCESS == status?
1176                         NFCSTATUS_FAILED:NFCSTATUS_TARGET_LOST);
1177                 /* call the upper ndef read callback */
1178                 pClientCb(pUpperLayerContext,status);
1179             }
1180         }
1181         break;
1182         case NdefWr:
1183         {
1184             pphLibNfc_RspCb_t       pClientCb =  pLibNfc_Ctxt->CBInfo.pClientWrNdefCb;
1185             pUpperLayerContext = pLibNfc_Ctxt->CBInfo.pClientWrNdefCntx;
1186             pLibNfc_Ctxt->CBInfo.pClientWrNdefCb = NULL;
1187             pLibNfc_Ctxt->CBInfo.pClientWrNdefCntx = NULL;
1188             if (NULL != pClientCb)
1189             {
1190                 status = (NFCSTATUS_SUCCESS == status?
1191                         NFCSTATUS_FAILED:NFCSTATUS_TARGET_LOST);
1192                 /* call the upper ndef write callback */
1193                 pClientCb(pUpperLayerContext,status);
1194             }
1195         }
1196         break;
1197         case NdefFmt:
1198 #ifdef LIBNFC_READONLY_NDEF
1199         case NdefReadOnly:
1200 #endif /* #ifdef LIBNFC_READONLY_NDEF */
1201         {
1202             pphLibNfc_RspCb_t       pClientCb =
1203                            pLibNfc_Ctxt->ndef_cntx.pClientNdefFmtCb;
1204             pUpperLayerContext= pLibNfc_Ctxt->ndef_cntx.pClientNdefFmtCntx;
1205             pLibNfc_Ctxt->ndef_cntx.pClientNdefFmtCb = NULL;
1206             pLibNfc_Ctxt->ndef_cntx.pClientNdefFmtCntx = NULL;
1207             if (NULL != pClientCb)
1208             {
1209                 status = (NFCSTATUS_SUCCESS == status?
1210                         NFCSTATUS_FAILED:NFCSTATUS_TARGET_LOST);
1211                 /* call the upper ndef format callback */
1212                 pClientCb(pUpperLayerContext,status);
1213             }
1214         }
1215         break;
1216         case RawTrans:
1217         {
1218             phNfc_sData_t trans_resp;
1219             pphLibNfc_TransceiveCallback_t pClientCb =
1220                            pLibNfc_Ctxt->CBInfo.pClientTransceiveCb;
1221             trans_resp.length = 0;
1222             pUpperLayerContext = pLibNfc_Ctxt->CBInfo.pClientTranseCntx;
1223             pLibNfc_Ctxt->CBInfo.pClientTranseCntx= NULL;
1224             pLibNfc_Ctxt->CBInfo.pClientTransceiveCb= NULL;
1225             if (NULL != pClientCb)
1226             {
1227                 status = (NFCSTATUS_SUCCESS == status?
1228                         NFCSTATUS_FAILED:NFCSTATUS_TARGET_LOST);
1229                 /* call the upper transceive callback */
1230                 pClientCb(pUpperLayerContext,
1231                         (uint32_t)psRemoteDevInfo,
1232                         & trans_resp,
1233                         status);
1234             }
1235         }
1236         break;
1237         default:
1238         {
1239         }
1240         break;
1241     }
1242 
1243 }
1244 /**
1245 * Target format to make it NDEF compliant
1246 */
phLibNfc_RemoteDev_FormatNdef(phLibNfc_Handle hRemoteDevice,phNfc_sData_t * pScrtKey,pphLibNfc_RspCb_t pNdefformat_RspCb,void * pContext)1247 NFCSTATUS phLibNfc_RemoteDev_FormatNdef(phLibNfc_Handle         hRemoteDevice,
1248                                         phNfc_sData_t*          pScrtKey,
1249                                         pphLibNfc_RspCb_t       pNdefformat_RspCb,
1250                                         void*                   pContext
1251                                         )
1252 {
1253     NFCSTATUS RetVal = NFCSTATUS_FAILED;
1254 
1255     static uint8_t       mif_std_key[6] ={0},
1256                          Index = 0;
1257     if((NULL == gpphLibContext)
1258         ||(gpphLibContext->LibNfcState.cur_state
1259                             == eLibNfcHalStateShutdown))
1260     {
1261         /*Lib Nfc not initialized*/
1262         RetVal = NFCSTATUS_NOT_INITIALISED;
1263     }
1264     else if((NULL == pContext)
1265         || (NULL == pNdefformat_RspCb)
1266         ||(NULL == pScrtKey)
1267         ||(0 == hRemoteDevice))
1268     {
1269         RetVal= NFCSTATUS_INVALID_PARAMETER;
1270     }
1271     else if(gpphLibContext->LibNfcState.next_state
1272                             == eLibNfcHalStateShutdown)
1273     {
1274         RetVal= NFCSTATUS_SHUTDOWN;
1275     }
1276     else if(0 == gpphLibContext->Connected_handle)
1277     {
1278         RetVal=NFCSTATUS_TARGET_NOT_CONNECTED;
1279     }
1280     else if(hRemoteDevice != gpphLibContext->Connected_handle)
1281     {
1282         RetVal=NFCSTATUS_INVALID_HANDLE;
1283     }
1284     else if((TRUE == gpphLibContext->status.GenCb_pending_status)||
1285         (NULL != gpphLibContext->ndef_cntx.pClientNdefFmtCb)
1286         ||(gpphLibContext->ndef_cntx.is_ndef == TRUE))
1287     {
1288         /*Previous Callback is Pending*/
1289         RetVal = NFCSTATUS_REJECTED;
1290         PHDBG_INFO("LIbNfc:Previous Callback is Pending");
1291     }
1292 #ifdef LLCP_TRANSACT_CHANGES
1293     else if ((LLCP_STATE_RESET_INIT != gpphLibContext->llcp_cntx.sLlcpContext.state)
1294             && (LLCP_STATE_CHECKED != gpphLibContext->llcp_cntx.sLlcpContext.state))
1295     {
1296         RetVal= NFCSTATUS_BUSY;
1297     }
1298 #endif /* #ifdef LLCP_TRANSACT_CHANGES */
1299     else
1300     {
1301         uint8_t   fun_id;
1302         gpphLibContext->ndef_cntx.eLast_Call = NdefFmt;
1303         gpphLibContext->ndef_cntx.NdefSendRecvLen = NDEF_SENDRCV_BUF_LEN;
1304 
1305         /* Call ndef format reset, this will initialize the ndef
1306         format structure, and appropriate values are filled */
1307         RetVal = phFriNfc_NdefSmtCrd_Reset(gpphLibContext->ndef_cntx.ndef_fmt,
1308                             gpphLibContext->psOverHalCtxt,
1309                             (phHal_sRemoteDevInformation_t*)hRemoteDevice,
1310                             gpphLibContext->psDevInputParam,
1311                             gpphLibContext->ndef_cntx.psNdefMap->SendRecvBuf,
1312                             &(gpphLibContext->ndef_cntx.NdefSendRecvLen));
1313         for(fun_id = 0; fun_id < PH_FRINFC_SMTCRDFMT_CR; fun_id++)
1314         {
1315             /* Register for all the callbacks */
1316             RetVal = phFriNfc_NdefSmtCrd_SetCR(gpphLibContext->ndef_cntx.ndef_fmt,
1317                         fun_id,
1318                         phLibNfc_Ndef_format_Cb,
1319                         gpphLibContext);
1320         }
1321         /* mif_std_key is required to format the mifare 1k/4k card */
1322         for (Index =0 ;Index < (pScrtKey->length); Index++ )
1323         {
1324             mif_std_key[Index] = *(pScrtKey->buffer++);
1325         }
1326         /* Start smart card formatting function   */
1327         RetVal = phFriNfc_NdefSmtCrd_Format(gpphLibContext->ndef_cntx.ndef_fmt,
1328                                         mif_std_key);
1329 		RetVal = PHNFCSTATUS(RetVal);
1330         if(RetVal== NFCSTATUS_PENDING)
1331         {
1332             gpphLibContext->ndef_cntx.pClientNdefFmtCb = pNdefformat_RspCb;
1333             gpphLibContext->ndef_cntx.pClientNdefFmtCntx = pContext;
1334             gpphLibContext->status.GenCb_pending_status=TRUE;
1335             gpphLibContext->LibNfcState.next_state = eLibNfcHalStateTransaction;
1336         }
1337         else
1338         {
1339             RetVal = NFCSTATUS_FAILED;
1340         }
1341     }
1342     return RetVal;
1343 }
1344 
1345 #ifdef LIBNFC_READONLY_NDEF
1346 
1347 NFCSTATUS
phLibNfc_ConvertToReadOnlyNdef(phLibNfc_Handle hRemoteDevice,phNfc_sData_t * pScrtKey,pphLibNfc_RspCb_t pNdefReadOnly_RspCb,void * pContext)1348 phLibNfc_ConvertToReadOnlyNdef (
1349     phLibNfc_Handle         hRemoteDevice,
1350     phNfc_sData_t*          pScrtKey,
1351     pphLibNfc_RspCb_t       pNdefReadOnly_RspCb,
1352     void*                   pContext
1353     )
1354 {
1355     NFCSTATUS           ret_val = NFCSTATUS_FAILED;
1356     static uint8_t      mif_std_key[6] ={0},
1357                         Index = 0;
1358 
1359     if ((NULL == gpphLibContext)
1360         || (gpphLibContext->LibNfcState.cur_state
1361                             == eLibNfcHalStateShutdown))
1362     {
1363         /* LibNfc not initialized */
1364         ret_val = NFCSTATUS_NOT_INITIALISED;
1365     }
1366     else if ((NULL == pContext)
1367         || (NULL == pNdefReadOnly_RspCb)
1368         || (0 == hRemoteDevice))
1369     {
1370         ret_val = NFCSTATUS_INVALID_PARAMETER;
1371     }
1372     else if (gpphLibContext->LibNfcState.next_state
1373             == eLibNfcHalStateShutdown)
1374     {
1375         ret_val = NFCSTATUS_SHUTDOWN;
1376     }
1377     else if (0 == gpphLibContext->Connected_handle)
1378     {
1379         ret_val = NFCSTATUS_TARGET_NOT_CONNECTED;
1380     }
1381     else if (hRemoteDevice != gpphLibContext->Connected_handle)
1382     {
1383         ret_val = NFCSTATUS_INVALID_HANDLE;
1384     }
1385     else if ((TRUE == gpphLibContext->status.GenCb_pending_status)
1386         || (NULL != gpphLibContext->ndef_cntx.pClientNdefFmtCb)
1387         || (FALSE == gpphLibContext->ndef_cntx.is_ndef))
1388     {
1389         /* Previous Callback is Pending */
1390         ret_val = NFCSTATUS_REJECTED;
1391         PHDBG_INFO("LIbNfc:Previous Callback is Pending");
1392     }
1393     else
1394     {
1395         gpphLibContext->ndef_cntx.eLast_Call = NdefReadOnly;
1396 
1397         if(eLibNfcHalStatePresenceChk != gpphLibContext->LibNfcState.next_state)
1398         {
1399             phHal_sRemoteDevInformation_t           *ps_rem_dev_info =
1400                                                 (phHal_sRemoteDevInformation_t *)hRemoteDevice;
1401             uint8_t                                 fun_id;
1402 
1403             switch (ps_rem_dev_info->RemDevType)
1404             {
1405                 case phHal_eMifare_PICC:
1406                 case phHal_eISO14443_A_PICC:
1407                 {
1408                     if ((phHal_eMifare_PICC == ps_rem_dev_info->RemDevType)
1409                         && (0x00 != ps_rem_dev_info->RemoteDevInfo.Iso14443A_Info.Sak))
1410                     {
1411                         for (fun_id = 0; fun_id < PH_FRINFC_NDEFMAP_CR; fun_id++)
1412                         {
1413                             /* Register the callback for the check ndef */
1414                             ret_val = phFriNfc_NdefMap_SetCompletionRoutine (
1415                                       gpphLibContext->ndef_cntx.psNdefMap,
1416                                       fun_id, phLibNfc_Ndef_ReadOnly_Cb,
1417                                       (void *)gpphLibContext);
1418                         }
1419 
1420                         /* Start mifare NFC read only function   */
1421                         /* mif_std_key is required to format the mifare 1k/4k card */
1422                         if(pScrtKey != NULL && pScrtKey->length == MIFARE_STD_KEY_LEN)
1423                         {
1424                             for (Index =0 ;Index < (pScrtKey->length); Index++ )
1425                             {
1426                                 mif_std_key[Index] = *(pScrtKey->buffer++);
1427                             }
1428 
1429                             ret_val = phFriNfc_MifareStdMap_ConvertToReadOnly (
1430                                       gpphLibContext->ndef_cntx.psNdefMap, mif_std_key);
1431                             ret_val = PHNFCSTATUS(ret_val);
1432                         }
1433                     }
1434                     else
1435                     {
1436                         gpphLibContext->ndef_cntx.NdefSendRecvLen = NDEF_SENDRCV_BUF_LEN;
1437 
1438                         /* Call ndef format reset, this will initialize the ndef
1439                         format structure, and appropriate values are filled */
1440                         ret_val = phFriNfc_NdefSmtCrd_Reset (gpphLibContext->ndef_cntx.ndef_fmt,
1441                                                 gpphLibContext->psOverHalCtxt,
1442                                                 (phHal_sRemoteDevInformation_t*)hRemoteDevice,
1443                                                 gpphLibContext->psDevInputParam,
1444                                                 gpphLibContext->ndef_cntx.psNdefMap->SendRecvBuf,
1445                                                 &(gpphLibContext->ndef_cntx.NdefSendRecvLen));
1446 
1447                         for(fun_id = 0; fun_id < PH_FRINFC_SMTCRDFMT_CR; fun_id++)
1448                         {
1449                             /* Register for all the callbacks */
1450                             ret_val = phFriNfc_NdefSmtCrd_SetCR (gpphLibContext->ndef_cntx.ndef_fmt,
1451                                                                 fun_id, phLibNfc_Ndef_ReadOnly_Cb,
1452                                                                 gpphLibContext);
1453                         }
1454 
1455                         /* Start smart card formatting function   */
1456                         ret_val = phFriNfc_NdefSmtCrd_ConvertToReadOnly (
1457                                                         gpphLibContext->ndef_cntx.ndef_fmt);
1458                         ret_val = PHNFCSTATUS(ret_val);
1459                     }
1460                     break;
1461                 }
1462 
1463                 case phHal_eJewel_PICC:
1464                 case phHal_eISO15693_PICC:
1465                 {
1466 // MC: Got the feedback this was #if 0'd because it was resetting the lock bits
1467 // read in check NDEF, and these should not be reset here already.
1468 #if 0
1469                     static uint16_t     data_cnt = 0;
1470 
1471                     /* Resets the component instance */
1472                     ret_val = phFriNfc_NdefMap_Reset (gpphLibContext->ndef_cntx.psNdefMap,
1473                                         gpphLibContext->psOverHalCtxt,
1474                                         (phLibNfc_sRemoteDevInformation_t*)hRemoteDevice,
1475                                         gpphLibContext->psDevInputParam,
1476                                         gpphLibContext->ndef_cntx.psNdefMap->SendRecvBuf,
1477                                         gpphLibContext->ndef_cntx.NdefSendRecvLen,
1478                                         gpphLibContext->ndef_cntx.psNdefMap->SendRecvBuf,
1479                                         &(gpphLibContext->ndef_cntx.NdefSendRecvLen),
1480                                         &(data_cnt));
1481 #endif /* #if 0 */
1482 
1483 
1484                     for (fun_id = 0; fun_id < PH_FRINFC_NDEFMAP_CR; fun_id++)
1485                     {
1486                         /* Register the callback for the check ndef */
1487                         ret_val = phFriNfc_NdefMap_SetCompletionRoutine (
1488                                             gpphLibContext->ndef_cntx.psNdefMap,
1489                                             fun_id, phLibNfc_Ndef_ReadOnly_Cb,
1490                                             (void *)gpphLibContext);
1491                     }
1492 
1493                     /* call below layer check Ndef function */
1494                     ret_val = phFriNfc_NdefMap_ConvertToReadOnly (
1495                                             gpphLibContext->ndef_cntx.psNdefMap);
1496                     ret_val = PHNFCSTATUS(ret_val);
1497                     break;
1498                 }
1499 
1500                 default:
1501                 {
1502                     /* Tag not supported */
1503                     ret_val = NFCSTATUS_REJECTED;
1504                     break;
1505                 }
1506             }
1507         }
1508         else
1509         {
1510              gpphLibContext->ndef_cntx.pClientNdefFmtCb= NULL;
1511              ret_val = NFCSTATUS_PENDING;
1512         }
1513 
1514         if (NFCSTATUS_PENDING == ret_val)
1515         {
1516             gpphLibContext->ndef_cntx.pClientNdefFmtCb = pNdefReadOnly_RspCb;
1517             gpphLibContext->ndef_cntx.pClientNdefFmtCntx = pContext;
1518 
1519             gpphLibContext->status.GenCb_pending_status = TRUE;
1520             gpphLibContext->LibNfcState.next_state = eLibNfcHalStateTransaction;
1521         }
1522         else
1523         {
1524             ret_val = NFCSTATUS_FAILED;
1525         }
1526     }
1527     return ret_val;
1528 }
1529 
1530 #endif /* #ifdef LIBNFC_READONLY_NDEF */
1531 
1532 /**
1533 * Response callback for NDEF format.
1534 */
1535 STATIC
phLibNfc_Ndef_format_Cb(void * Context,NFCSTATUS status)1536 void phLibNfc_Ndef_format_Cb(void *Context,NFCSTATUS  status)
1537 {
1538     NFCSTATUS RetStatus = NFCSTATUS_SUCCESS;
1539     pphLibNfc_RspCb_t       pClientCb=NULL;
1540     phLibNfc_LibContext_t   *pLibNfc_Ctxt = (phLibNfc_LibContext_t *)Context;
1541     void                    *pUpperLayerContext=NULL;
1542     phHal_sRemoteDevInformation_t   *ps_rem_dev_info = NULL;
1543     if(pLibNfc_Ctxt != gpphLibContext)
1544     {   /*wrong context returned*/
1545         phOsalNfc_RaiseException(phOsalNfc_e_InternalErr,1);
1546     }
1547     else
1548     {
1549         if(eLibNfcHalStateShutdown == gpphLibContext->LibNfcState.next_state)
1550         {
1551             /*shutdown is pending so issue shutdown*/
1552             phLibNfc_Pending_Shutdown();
1553             RetStatus = NFCSTATUS_SHUTDOWN;
1554         }
1555         else if(eLibNfcHalStateRelease == gpphLibContext->LibNfcState.next_state)
1556         {
1557             RetStatus = NFCSTATUS_ABORTED;
1558         }
1559         else
1560         {
1561             gpphLibContext->status.GenCb_pending_status = FALSE;
1562             if(NFCSTATUS_SUCCESS == status)
1563             {
1564                 RetStatus = NFCSTATUS_SUCCESS;
1565             }
1566             else if(PHNFCSTATUS(status)==NFCSTATUS_FAILED)
1567             {
1568                 RetStatus = NFCSTATUS_FAILED;
1569                 ps_rem_dev_info = (phHal_sRemoteDevInformation_t *)
1570                                     gpphLibContext->Connected_handle;
1571                 if ((phHal_eMifare_PICC == ps_rem_dev_info->RemDevType) &&
1572                     (0x08 == (ps_rem_dev_info->RemoteDevInfo.Iso14443A_Info.Sak & 0x08)))
1573                 {
1574 
1575                     /* card type is mifare 1k/4k, then reconnect */
1576                     RetStatus = phHal4Nfc_Connect(gpphLibContext->psHwReference,
1577                                 (phHal_sRemoteDevInformation_t *)
1578                                 gpphLibContext->Connected_handle,
1579                                 (pphHal4Nfc_ConnectCallback_t)
1580                                 phLibNfc_Reconnect_Mifare_Cb,
1581                                 (void *)gpphLibContext);
1582                 }
1583             }
1584 			else
1585             {
1586                 /*Target was removed during transaction*/
1587                 RetStatus = NFCSTATUS_FAILED;
1588             }
1589             gpphLibContext->LibNfcState.cur_state =eLibNfcHalStateConnect;
1590         }
1591         phLibNfc_UpdateCurState(status,gpphLibContext);
1592 
1593         pClientCb = gpphLibContext->ndef_cntx.pClientNdefFmtCb;
1594         pUpperLayerContext= gpphLibContext->ndef_cntx.pClientNdefFmtCntx;
1595         gpphLibContext->ndef_cntx.pClientNdefFmtCb = NULL;
1596         gpphLibContext->ndef_cntx.pClientNdefFmtCntx = NULL;
1597         if(NFCSTATUS_PENDING != RetStatus)
1598         {
1599             if (NULL != pClientCb)
1600             {
1601                 /* Call the tag format upper layer callback */
1602                 pClientCb(pUpperLayerContext,RetStatus);
1603             }
1604         }
1605     }
1606     return;
1607 }
1608 
1609 #ifdef LIBNFC_READONLY_NDEF
1610 STATIC
1611 void
phLibNfc_Ndef_ReadOnly_Cb(void * p_context,NFCSTATUS status)1612 phLibNfc_Ndef_ReadOnly_Cb (
1613     void        *p_context,
1614     NFCSTATUS   status)
1615 {
1616     NFCSTATUS                       ret_status = NFCSTATUS_SUCCESS;
1617     pphLibNfc_RspCb_t               p_client_cb = NULL;
1618     phLibNfc_LibContext_t           *pLibNfc_Ctxt = (phLibNfc_LibContext_t *)p_context;
1619     void                            *p_upper_layer_ctxt = NULL;
1620 
1621     if(pLibNfc_Ctxt != gpphLibContext)
1622     {
1623         /*wrong context returned*/
1624         phOsalNfc_RaiseException(phOsalNfc_e_InternalErr,1);
1625     }
1626     else
1627     {
1628         if(eLibNfcHalStateShutdown == gpphLibContext->LibNfcState.next_state)
1629         {
1630             /*shutdown is pending so issue shutdown*/
1631             phLibNfc_Pending_Shutdown();
1632             ret_status = NFCSTATUS_SHUTDOWN;
1633         }
1634         else if(eLibNfcHalStateRelease == gpphLibContext->LibNfcState.next_state)
1635         {
1636             ret_status = NFCSTATUS_ABORTED;
1637         }
1638         else
1639         {
1640             gpphLibContext->status.GenCb_pending_status = FALSE;
1641             if(NFCSTATUS_SUCCESS == status)
1642             {
1643                 gpphLibContext->ndef_cntx.psNdefMap->CardState =
1644                                                 PH_NDEFMAP_CARD_STATE_READ_ONLY;
1645                 ret_status = NFCSTATUS_SUCCESS;
1646             }
1647             else
1648             {
1649                 ret_status = NFCSTATUS_FAILED;
1650             }
1651             gpphLibContext->LibNfcState.cur_state =eLibNfcHalStateConnect;
1652         }
1653 
1654         phLibNfc_UpdateCurState(status, gpphLibContext);
1655 
1656         p_client_cb = gpphLibContext->ndef_cntx.pClientNdefFmtCb;
1657         p_upper_layer_ctxt = gpphLibContext->ndef_cntx.pClientNdefFmtCntx;
1658         gpphLibContext->ndef_cntx.pClientNdefFmtCb = NULL;
1659         gpphLibContext->ndef_cntx.pClientNdefFmtCntx = NULL;
1660         if(NFCSTATUS_PENDING != ret_status)
1661         {
1662             if (NULL != p_client_cb)
1663             {
1664                 /* Call the tag format upper layer callback */
1665                 p_client_cb (p_upper_layer_ctxt, ret_status);
1666             }
1667         }
1668     }
1669 }
1670 #endif /* #ifdef LIBNFC_READONLY_NDEF */
1671 
1672 STATIC
phLibNfc_Ndef_SrchNdefCnt_Cb(void * context,NFCSTATUS status)1673 void phLibNfc_Ndef_SrchNdefCnt_Cb(void *context, NFCSTATUS status)
1674 {
1675     static NFCSTATUS RegPrSt=FALSE;
1676     uint8_t RegStatus=0;
1677     NFCSTATUS RetVal = NFCSTATUS_SUCCESS ;
1678     uint32_t Index=0;
1679 
1680 
1681 	  PHNFC_UNUSED_VARIABLE(context);
1682     if(eLibNfcHalStateShutdown == gpphLibContext->LibNfcState.next_state)
1683     {   /*shutdown called before completion of Ndef read allow
1684               shutdown to happen */
1685         phLibNfc_Pending_Shutdown();
1686         RetVal = NFCSTATUS_SHUTDOWN;
1687     }
1688     else if(eLibNfcHalStateRelease == gpphLibContext->LibNfcState.next_state)
1689     {
1690         RetVal = NFCSTATUS_ABORTED;
1691     }
1692     else if(NFCSTATUS_SUCCESS != status)
1693     {
1694         RetVal = status;
1695     }
1696     else
1697     {
1698      /* This conditional branch is for QMORE fix */
1699     }
1700     gpphLibContext->status.GenCb_pending_status = FALSE;
1701 
1702     phLibNfc_UpdateCurState(status,gpphLibContext);
1703     /* Read is not success send failed to upperlayer Call back*/
1704     if( RetVal!= NFCSTATUS_SUCCESS )
1705     {
1706         if((RetVal!=NFCSTATUS_SHUTDOWN)&& (RetVal!=NFCSTATUS_ABORTED))
1707         {
1708             RetVal= NFCSTATUS_FAILED;
1709         }
1710         gpphLibContext->CBInfo.pClientNdefNtfRespCb(
1711                             gpphLibContext->CBInfo.pClientNdefNtfRespCntx,
1712                             NULL,
1713                             gpphLibContext->Connected_handle,
1714                             RetVal);
1715         gpphLibContext->CBInfo.pClientNdefNtfRespCb = NULL;
1716         gpphLibContext->CBInfo.pClientNdefNtfRespCntx = NULL;
1717         return;
1718     }
1719 
1720     /*Get the Number of records ( If Raw record parameter is null then API gives number of Records*/
1721     RetVal = phFriNfc_NdefRecord_GetRecords(
1722                             gpphLibContext->phLib_NdefRecCntx.ndef_message.buffer,
1723                             gpphLibContext->phLib_NdefRecCntx.ndef_message.length,
1724                             NULL,
1725                             gpphLibContext->phLib_NdefRecCntx.IsChunked,
1726                             &(gpphLibContext->phLib_NdefRecCntx.NumberOfRawRecords));
1727 
1728     NdefInfo.pNdefMessage = gpphLibContext->phLib_NdefRecCntx.ndef_message.buffer;
1729     NdefInfo.NdefMessageLengthActual = gpphLibContext->ndef_cntx.NdefActualSize;
1730     NdefInfo.NdefMessageLengthMaximum = gpphLibContext->ndef_cntx.NdefLength;
1731     NdefInfo.NdefRecordCount =0;
1732 
1733     /*Allocate memory to hold the records Read*/
1734     NdefInfo.pNdefRecord = phOsalNfc_GetMemory
1735         (sizeof(phFriNfc_NdefRecord_t)* gpphLibContext->phLib_NdefRecCntx.NumberOfRawRecords );
1736     if(NULL==NdefInfo.pNdefRecord)
1737     {
1738         gpphLibContext->CBInfo.pClientNdefNtfRespCb(
1739                             gpphLibContext->CBInfo.pClientNdefNtfRespCntx,
1740                             NULL,
1741                             gpphLibContext->Connected_handle,
1742                             NFCSTATUS_FAILED);
1743         gpphLibContext->CBInfo.pClientNdefNtfRespCb = NULL;
1744         gpphLibContext->CBInfo.pClientNdefNtfRespCntx = NULL;
1745         return;
1746     }
1747 
1748     pNdefRecord=NdefInfo.pNdefRecord;
1749     /*If phLibNfc_Ndef_SearchNdefContent Reg type is NULL return all the Records*/
1750     if(gpphLibContext->ndef_cntx.pNdef_NtfSrch_Type==NULL)
1751     {
1752         RetVal = phFriNfc_NdefRecord_GetRecords(
1753                         gpphLibContext->phLib_NdefRecCntx.ndef_message.buffer,
1754                         gpphLibContext->phLib_NdefRecCntx.ndef_message.length,
1755                         gpphLibContext->phLib_NdefRecCntx.RawRecords,
1756                         gpphLibContext->phLib_NdefRecCntx.IsChunked,
1757                         &(gpphLibContext->phLib_NdefRecCntx.NumberOfRawRecords));
1758 
1759         for (Index = 0; Index < gpphLibContext->phLib_NdefRecCntx.NumberOfRawRecords; Index++)
1760         {
1761             RetVal = phFriNfc_NdefRecord_Parse(
1762                         pNdefRecord,
1763                         gpphLibContext->phLib_NdefRecCntx.RawRecords[Index]);
1764             pNdefRecord++;
1765             NdefInfo.NdefRecordCount++;
1766         }
1767     }
1768     else
1769     {
1770 
1771         /* Look for registerd TNF */
1772         RetVal = phFriNfc_NdefReg_DispatchPacket(
1773                     &(gpphLibContext->phLib_NdefRecCntx.NdefReg),
1774                     gpphLibContext->phLib_NdefRecCntx.ndef_message.buffer,
1775                     (uint16_t)gpphLibContext->phLib_NdefRecCntx.ndef_message.length);
1776         if(NFCSTATUS_SUCCESS != RetVal)
1777         {
1778             /*phFriNfc_NdefReg_DispatchPacket is failed call upper layer*/
1779             gpphLibContext->CBInfo.pClientNdefNtfRespCb(gpphLibContext->CBInfo.pClientNdefNtfRespCntx,
1780                                                     NULL,gpphLibContext->Connected_handle,NFCSTATUS_FAILED);
1781             gpphLibContext->CBInfo.pClientNdefNtfRespCb = NULL;
1782             gpphLibContext->CBInfo.pClientNdefNtfRespCntx = NULL;
1783             return;
1784         }
1785 
1786         while(1 != RegStatus)
1787         {
1788             /* Process the NDEF records, If match FOUND we will get Call back*/
1789             RegStatus = phFriNfc_NdefReg_Process(   &(gpphLibContext->phLib_NdefRecCntx.NdefReg),
1790                                                 &RegPrSt);
1791             if(RegPrSt == TRUE)
1792             {
1793                 /*  Processing Done */
1794                 break;
1795             }
1796             /*If match found the CbParam will be updated by lower layer, copy the record info*/
1797             for(Index=0;Index<gpphLibContext->phLib_NdefRecCntx.CbParam.Count;Index++)
1798             {
1799                 pNdefRecord->Tnf  = gpphLibContext->phLib_NdefRecCntx.CbParam.Records[Index].Tnf;
1800                 pNdefRecord->TypeLength  =
1801                     gpphLibContext->phLib_NdefRecCntx.CbParam.Records[Index].TypeLength;
1802                 pNdefRecord->PayloadLength  =
1803                     gpphLibContext->phLib_NdefRecCntx.CbParam.Records[Index].PayloadLength;
1804                 pNdefRecord->IdLength  =
1805                     gpphLibContext->phLib_NdefRecCntx.CbParam.Records[Index].IdLength;
1806                 pNdefRecord->Flags =
1807                     gpphLibContext->phLib_NdefRecCntx.CbParam.Records[Index].Flags;
1808 
1809                 pNdefRecord->Id = phOsalNfc_GetMemory(pNdefRecord->IdLength);
1810                 pNdefRecord->Type = phOsalNfc_GetMemory(pNdefRecord->TypeLength);
1811                 pNdefRecord->PayloadData = phOsalNfc_GetMemory(pNdefRecord->PayloadLength);
1812 
1813                 (void)memcpy(pNdefRecord->Id,
1814                     gpphLibContext->phLib_NdefRecCntx.CbParam.Records[Index].Id,
1815                     pNdefRecord->IdLength);
1816                 (void)memcpy(pNdefRecord->PayloadData,
1817                     gpphLibContext->phLib_NdefRecCntx.CbParam.Records[Index].PayloadData,
1818                     pNdefRecord->PayloadLength);
1819                 (void)memcpy(pNdefRecord->Type,
1820                     gpphLibContext->phLib_NdefRecCntx.CbParam.Records[Index].Type,
1821                     pNdefRecord->TypeLength);
1822 
1823                 pNdefRecord++;
1824                 NdefInfo.NdefRecordCount++;
1825             }
1826         }
1827     }
1828     /* If no record found call upper layer with failed status*/
1829     if(pNdefRecord == NdefInfo.pNdefRecord)
1830     {
1831         NdefInfo.NdefRecordCount =0;
1832         gpphLibContext->CBInfo.pClientNdefNtfRespCb(
1833                     gpphLibContext->CBInfo.pClientNdefNtfRespCntx,
1834                     &NdefInfo,gpphLibContext->Connected_handle,
1835                     NFCSTATUS_SUCCESS);
1836 
1837     }
1838     else
1839     {
1840         /*Call upperlayer Call back with match records*/
1841 
1842         gpphLibContext->CBInfo.pClientNdefNtfRespCb(
1843                     gpphLibContext->CBInfo.pClientNdefNtfRespCntx,
1844                     &NdefInfo,gpphLibContext->Connected_handle,
1845                     NFCSTATUS_SUCCESS);
1846         /*Remove entry from FRI*/
1847         RetVal = phFriNfc_NdefReg_RmCb(
1848                     &(gpphLibContext->phLib_NdefRecCntx.NdefReg),
1849                     gpphLibContext->phLib_NdefRecCntx.NdefCb );
1850         /*Free the memory*/
1851         if(gpphLibContext->ndef_cntx.pNdef_NtfSrch_Type!=NULL)
1852         {
1853             pNdefRecord=NdefInfo.pNdefRecord;
1854             for(Index=0;Index<gpphLibContext->phLib_NdefRecCntx.CbParam.Count;Index++)
1855             {
1856                 phOsalNfc_FreeMemory(pNdefRecord->Id);
1857                 phOsalNfc_FreeMemory(pNdefRecord->PayloadData);
1858                 phOsalNfc_FreeMemory(pNdefRecord->Type);
1859                 pNdefRecord++;
1860             }
1861         }
1862     }
1863 
1864     gpphLibContext->CBInfo.pClientNdefNtfRespCb = NULL;
1865     gpphLibContext->CBInfo.pClientNdefNtfRespCntx = NULL;
1866 
1867 }
1868 
1869 STATIC
phLibNfc_Ndef_Rtd_Cb(void * CallBackParam)1870 void phLibNfc_Ndef_Rtd_Cb( void *CallBackParam)
1871 {
1872     /*There will be single call back given to all match
1873       It's processed in phLibNfc_Ndef_SrchNdefCnt_Cb*/
1874     PHNFC_UNUSED_VARIABLE(CallBackParam);
1875 }
1876 
phLibNfc_Ndef_SearchNdefContent(phLibNfc_Handle hRemoteDevice,phLibNfc_Ndef_SrchType_t * psSrchTypeList,uint8_t uNoSrchRecords,pphLibNfc_Ndef_Search_RspCb_t pNdefNtfRspCb,void * pContext)1877 NFCSTATUS phLibNfc_Ndef_SearchNdefContent(
1878                                 phLibNfc_Handle                 hRemoteDevice,
1879                                 phLibNfc_Ndef_SrchType_t*       psSrchTypeList,
1880                                 uint8_t                         uNoSrchRecords,
1881                                 pphLibNfc_Ndef_Search_RspCb_t   pNdefNtfRspCb,
1882                                 void *                          pContext
1883                                 )
1884 {
1885 
1886      NFCSTATUS  RetVal =NFCSTATUS_SUCCESS;
1887      uint32_t Index=0;
1888      uint8_t     cr_index = 0;
1889 
1890 
1891       if((NULL == gpphLibContext) ||
1892         (gpphLibContext->LibNfcState.cur_state
1893                             == eLibNfcHalStateShutdown))
1894       {
1895          RetVal = NFCSTATUS_NOT_INITIALISED;
1896       }
1897      /* Check the state for DeInit is called or not,if yes return NFCSTATUS_SHUTDOWN*/
1898       else if(gpphLibContext->LibNfcState.next_state
1899                             == eLibNfcHalStateShutdown)
1900      {
1901         RetVal= NFCSTATUS_SHUTDOWN;
1902      }
1903      else if( (NULL == pNdefNtfRspCb) ||
1904         (NULL == pContext ) ||
1905         (0 == hRemoteDevice))
1906      {
1907         RetVal= NFCSTATUS_INVALID_PARAMETER;
1908      }
1909      else if( (NULL != psSrchTypeList) && (0==uNoSrchRecords))
1910      {
1911         RetVal= NFCSTATUS_INVALID_PARAMETER;
1912      }
1913      else if(0 == gpphLibContext->Connected_handle)
1914      {   /*presently no target or tag is connected*/
1915         RetVal=NFCSTATUS_TARGET_NOT_CONNECTED;
1916      }
1917      else if(hRemoteDevice != gpphLibContext->Connected_handle)
1918      {   /*This handle of the device sent by application is not connected */
1919         RetVal=NFCSTATUS_INVALID_HANDLE;
1920      }
1921      else if((TRUE == gpphLibContext->status.GenCb_pending_status)
1922         ||(NULL!=gpphLibContext->CBInfo.pClientNdefNtfRespCb))
1923      {
1924         /*Previous callback is pending*/
1925         RetVal = NFCSTATUS_REJECTED;
1926      }
1927      else
1928      {
1929         gpphLibContext->ndef_cntx.pNdef_NtfSrch_Type = psSrchTypeList;
1930 
1931         if(psSrchTypeList!=NULL)
1932         {
1933             /*Maximum records supported*/
1934             gpphLibContext->phLib_NdefRecCntx.NumberOfRecords = 255;
1935             /*Reset the FRI component to add the Reg type*/
1936             RetVal = phFriNfc_NdefReg_Reset(
1937                             &(gpphLibContext->phLib_NdefRecCntx.NdefReg),
1938                             gpphLibContext->phLib_NdefRecCntx.NdefTypes_array,
1939                             &(gpphLibContext->phLib_NdefRecCntx.RecordsExtracted),
1940                             &(gpphLibContext->phLib_NdefRecCntx.CbParam),
1941                             gpphLibContext->phLib_NdefRecCntx.ChunkedRecordsarray,
1942                             gpphLibContext->phLib_NdefRecCntx.NumberOfRecords);
1943 
1944             gpphLibContext->phLib_NdefRecCntx.NdefCb = phOsalNfc_GetMemory(sizeof(phFriNfc_NdefReg_Cb_t));
1945             if(gpphLibContext->phLib_NdefRecCntx.NdefCb==NULL)
1946             {
1947                 /*exception: Not enough memory*/
1948                 phOsalNfc_RaiseException(phOsalNfc_e_NoMemory,1);
1949             }
1950             gpphLibContext->phLib_NdefRecCntx.NdefCb->NdefCallback = phLibNfc_Ndef_Rtd_Cb;
1951             /*Copy the TNF types to search in global structure*/
1952             gpphLibContext->phLib_NdefRecCntx.NdefCb->NumberOfRTDs = uNoSrchRecords;
1953             for(Index=0;Index<uNoSrchRecords;Index++)
1954             {
1955                 gpphLibContext->phLib_NdefRecCntx.NdefCb->NdefType[Index] = psSrchTypeList->Type;
1956                 gpphLibContext->phLib_NdefRecCntx.NdefCb->Tnf[Index] = psSrchTypeList->Tnf ;
1957                 gpphLibContext->phLib_NdefRecCntx.NdefCb->NdeftypeLength[Index] = psSrchTypeList->TypeLength;
1958                 psSrchTypeList++;
1959             }
1960             /* Add the TNF type to FRI component*/
1961 
1962             RetVal = phFriNfc_NdefReg_AddCb(&(gpphLibContext->phLib_NdefRecCntx.NdefReg),
1963                                                 gpphLibContext->phLib_NdefRecCntx.NdefCb );
1964 
1965         }
1966         gpphLibContext->phLib_NdefRecCntx.ndef_message.buffer =
1967             phOsalNfc_GetMemory(gpphLibContext->ndef_cntx.NdefActualSize);
1968         gpphLibContext->phLib_NdefRecCntx.ndef_message.length =
1969             gpphLibContext->ndef_cntx.NdefActualSize;
1970         /*Set Complete routine for NDEF Read*/
1971         for (cr_index = 0; cr_index < PH_FRINFC_NDEFMAP_CR; cr_index++)
1972         {
1973             RetVal= phFriNfc_NdefMap_SetCompletionRoutine(
1974                                 gpphLibContext->ndef_cntx.psNdefMap,
1975                                 cr_index,
1976                                 phLibNfc_Ndef_SrchNdefCnt_Cb,
1977                                 (void *)gpphLibContext);
1978 
1979         }
1980         gpphLibContext->ndef_cntx.NdefContinueRead = PH_FRINFC_NDEFMAP_SEEK_BEGIN;
1981         /* call below layer Ndef Read*/
1982         RetVal = phFriNfc_NdefMap_RdNdef(gpphLibContext->ndef_cntx.psNdefMap,
1983                         gpphLibContext->phLib_NdefRecCntx.ndef_message.buffer,
1984                         (uint32_t*)&gpphLibContext->phLib_NdefRecCntx.ndef_message.length,
1985                         PH_FRINFC_NDEFMAP_SEEK_BEGIN);
1986 
1987         if(NFCSTATUS_PENDING == RetVal)
1988         {
1989             gpphLibContext->CBInfo.pClientNdefNtfRespCb = pNdefNtfRspCb;
1990             gpphLibContext->CBInfo.pClientNdefNtfRespCntx = pContext;
1991             gpphLibContext->status.GenCb_pending_status=TRUE;
1992             gpphLibContext->LibNfcState.next_state = eLibNfcHalStateTransaction;
1993         }
1994         else if (NFCSTATUS_SUCCESS == RetVal)
1995         {
1996             RetVal= NFCSTATUS_SUCCESS;
1997         }
1998         else
1999         {
2000             /*Ndef read failed*/
2001             RetVal = NFCSTATUS_FAILED;
2002         }
2003     }
2004     return RetVal;
2005 
2006 }
2007 
2008