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1 /******************************************************************************
2  *
3  *  Copyright (C) 2009-2014 Broadcom Corporation
4  *
5  *  Licensed under the Apache License, Version 2.0 (the "License");
6  *  you may not use this file except in compliance with the License.
7  *  You may obtain a copy of the License at:
8  *
9  *  http://www.apache.org/licenses/LICENSE-2.0
10  *
11  *  Unless required by applicable law or agreed to in writing, software
12  *  distributed under the License is distributed on an "AS IS" BASIS,
13  *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14  *  See the License for the specific language governing permissions and
15  *  limitations under the License.
16  *
17  ******************************************************************************/
18 
19 /******************************************************************************
20  *
21  *  This file contains the Near Field Communication (NFC) Reader/Writer mode
22  *  related API function external definitions.
23  *
24  ******************************************************************************/
25 
26 #ifndef RW_API_H
27 #define RW_API_H
28 #include "nfc_api.h"
29 #include "tags_defs.h"
30 
31 #define RW_T1T_BLD_ADD(a, k, y) (a) = (((k) & 0xF) << 3) | ((y) & 0x7);
32 #define RW_T1T_BLD_ADDS(a, s) (a) = (((s) & 0xF) << 4);
33 
34 #define RW_T1T_FIRST_EVT 0x20
35 #define RW_T2T_FIRST_EVT 0x40
36 #define RW_T3T_FIRST_EVT 0x60
37 #define RW_T4T_FIRST_EVT 0x80
38 #define RW_I93_FIRST_EVT 0xA0
39 #define RW_MFC_FIRST_EVT 0xC0
40 
41 enum {
42   /* Note: the order of these events can not be changed */
43   /* Type 1 tag events for tRW_CBACK */
44   RW_T1T_RID_EVT = RW_T1T_FIRST_EVT, /* Read ID command completd              */
45   RW_T1T_RALL_CPLT_EVT,              /* Read All command completed            */
46   RW_T1T_READ_CPLT_EVT,              /* Read byte completed                   */
47   RW_T1T_WRITE_E_CPLT_EVT,           /* Write byte after erase completed      */
48   RW_T1T_WRITE_NE_CPLT_EVT,          /* Write byte with no erase completed    */
49   RW_T1T_RSEG_CPLT_EVT,              /* Read segment completed                */
50   RW_T1T_READ8_CPLT_EVT,             /* Read block completed                  */
51   RW_T1T_WRITE_E8_CPLT_EVT,          /* Write block after erase completed     */
52   RW_T1T_WRITE_NE8_CPLT_EVT,         /* Write block with no erase completed   */
53   RW_T1T_TLV_DETECT_EVT,             /* Lock/Mem/Prop tlv detection complete  */
54   RW_T1T_NDEF_DETECT_EVT,            /* NDEF detection complete               */
55   RW_T1T_NDEF_READ_EVT,              /* NDEF read completed                   */
56   RW_T1T_NDEF_WRITE_EVT,             /* NDEF write complete                   */
57   RW_T1T_SET_TAG_RO_EVT,             /* Tag is set as read only               */
58   RW_T1T_RAW_FRAME_EVT,              /* Response of raw frame sent            */
59   RW_T1T_PRESENCE_CHECK_EVT,         /* Response to RW_T1tPresenceCheck       */
60   RW_T1T_FORMAT_CPLT_EVT,            /* Tag Formated                          */
61   RW_T1T_INTF_ERROR_EVT,             /* RF Interface error event              */
62   RW_T1T_MAX_EVT,
63 
64   /* Type 2 tag events */
65   RW_T2T_READ_CPLT_EVT = RW_T2T_FIRST_EVT, /* Read completed */
66   RW_T2T_WRITE_CPLT_EVT,     /* Write completed                       */
67   RW_T2T_SELECT_CPLT_EVT,    /* Sector select completed               */
68   RW_T2T_NDEF_DETECT_EVT,    /* NDEF detection complete               */
69   RW_T2T_TLV_DETECT_EVT,     /* Lock/Mem/Prop tlv detection complete  */
70   RW_T2T_NDEF_READ_EVT,      /* NDEF read completed                   */
71   RW_T2T_NDEF_WRITE_EVT,     /* NDEF write complete                   */
72   RW_T2T_SET_TAG_RO_EVT,     /* Tag is set as read only               */
73   RW_T2T_RAW_FRAME_EVT,      /* Response of raw frame sent            */
74   RW_T2T_PRESENCE_CHECK_EVT, /* Response to RW_T2tPresenceCheck       */
75   RW_T2T_FORMAT_CPLT_EVT,    /* Tag Formated                          */
76   RW_T2T_INTF_ERROR_EVT,     /* RF Interface error event              */
77   RW_T2T_MAX_EVT,
78 
79   /* Type 3 tag events for tRW_CBACK */
80   RW_T3T_CHECK_CPLT_EVT = RW_T3T_FIRST_EVT, /* Read completed */
81   RW_T3T_UPDATE_CPLT_EVT,        /* Write completed                          */
82   RW_T3T_CHECK_EVT,              /* Segment of data received from type 3 tag */
83   RW_T3T_RAW_FRAME_EVT,          /* SendRawFrame response                    */
84   RW_T3T_NDEF_DETECT_EVT,        /* NDEF detection complete                  */
85   RW_T3T_PRESENCE_CHECK_EVT,     /* Response to RW_T3tPresenceCheck          */
86   RW_T3T_POLL_EVT,               /* Response to RW_T3tPoll                   */
87   RW_T3T_GET_SYSTEM_CODES_EVT,   /* Response to RW_T3tGetSystemCodes         */
88   RW_T3T_FORMAT_CPLT_EVT,        /* Tag Formated (Felica-Lite only)          */
89   RW_T3T_SET_READ_ONLY_CPLT_EVT, /* Tag is set as Read only                  */
90   RW_T3T_INTF_ERROR_EVT,         /* RF Interface error event                 */
91   RW_T3T_MAX_EVT,
92 
93   /* Type 4 tag events for tRW_CBACK */
94   RW_T4T_NDEF_DETECT_EVT =
95       RW_T4T_FIRST_EVT,        /* Result of NDEF detection procedure       */
96                                /* Mandatory NDEF file is selected          */
97   RW_T4T_NDEF_READ_EVT,        /* Segment of data received from type 4 tag */
98   RW_T4T_NDEF_READ_CPLT_EVT,   /* Read operation completed                 */
99   RW_T4T_NDEF_READ_FAIL_EVT,   /* Read operation failed                    */
100   RW_T4T_NDEF_UPDATE_CPLT_EVT, /* Update operation completed               */
101   RW_T4T_NDEF_UPDATE_FAIL_EVT, /* Update operation failed                  */
102   RW_T4T_SET_TO_RO_EVT,        /* Tag is set as read only                  */
103   RW_T4T_PRESENCE_CHECK_EVT,   /* Response to RW_T4tPresenceCheck          */
104   RW_T4T_RAW_FRAME_EVT,        /* Response of raw frame sent               */
105   RW_T4T_INTF_ERROR_EVT,       /* RF Interface error event                 */
106   RW_T4T_NDEF_FORMAT_CPLT_EVT, /* Format operation completed               */
107   RW_T4T_MAX_EVT,
108 
109   /* ISO 15693 tag events for tRW_CBACK */
110   RW_I93_NDEF_DETECT_EVT =
111       RW_I93_FIRST_EVT,        /* Result of NDEF detection procedure */
112   RW_I93_NDEF_READ_EVT,        /* Segment of data received from tag  */
113   RW_I93_NDEF_READ_CPLT_EVT,   /* Read operation completed           */
114   RW_I93_NDEF_READ_FAIL_EVT,   /* Read operation failed              */
115   RW_I93_NDEF_UPDATE_CPLT_EVT, /* Update operation completed         */
116   RW_I93_NDEF_UPDATE_FAIL_EVT, /* Update operation failed            */
117   RW_I93_FORMAT_CPLT_EVT,      /* Format procedure complete          */
118   RW_I93_SET_TAG_RO_EVT,       /* Set read-only procedure complete   */
119   RW_I93_INVENTORY_EVT,        /* Response of Inventory              */
120   RW_I93_DATA_EVT,             /* Response of Read, Get Multi Security */
121   RW_I93_SYS_INFO_EVT,         /* Response of System Information     */
122   RW_I93_CMD_CMPL_EVT,         /* Command complete                   */
123   RW_I93_PRESENCE_CHECK_EVT,   /* Response to RW_I93PresenceCheck    */
124   RW_I93_RAW_FRAME_EVT,        /* Response of raw frame sent         */
125   RW_I93_INTF_ERROR_EVT,       /* RF Interface error event           */
126   RW_I93_MAX_EVT,
127 
128   /* Mifare Classic tag events for tRW_CBACK */
129   RW_MFC_NDEF_DETECT_EVT =
130       RW_MFC_FIRST_EVT,      /* Result of NDEF detection procedure       */
131                              /* Mandatory NDEF file is selected          */
132   RW_MFC_NDEF_READ_EVT,      /* Segment of data received from mifare tag */
133   RW_MFC_NDEF_READ_CPLT_EVT, /* Read operation completed                 */
134   RW_MFC_NDEF_READ_FAIL_EVT, /* Read operation failed                    */
135 
136   RW_MFC_NDEF_WRITE_CPLT_EVT,  /* Write operation completed               */
137   RW_MFC_NDEF_WRITE_FAIL_EVT,  /* Write operation failed                  */
138   RW_MFC_NDEF_FORMAT_CPLT_EVT, /* Format operation completed              */
139 
140   RW_MFC_RAW_FRAME_EVT,  /* Response of raw frame sent               */
141   RW_MFC_INTF_ERROR_EVT, /* RF Interface error event                 */
142   RW_MFC_MAX_EVT
143 };
144 
145 #define RW_RAW_FRAME_EVT 0xFF
146 
147 typedef uint8_t tRW_EVENT;
148 
149 /* Tag is read only              */
150 #define RW_NDEF_FL_READ_ONLY 0x01
151 /* Tag formated for NDEF         */
152 #define RW_NDEF_FL_FORMATED 0x02
153 /* NDEF supported by the tag     */
154 #define RW_NDEF_FL_SUPPORTED 0x04
155 /* Unable to find if tag is ndef capable/formated/read only */
156 #define RW_NDEF_FL_UNKNOWN 0x08
157 /* Tag supports format operation */
158 #define RW_NDEF_FL_FORMATABLE 0x10
159 /* Tag can be soft locked */
160 #define RW_NDEF_FL_SOFT_LOCKABLE 0x20
161 /* Tag can be hard locked */
162 #define RW_NDEF_FL_HARD_LOCKABLE 0x40
163 /* Tag is one time programmable */
164 #define RW_NDEF_FL_OTP 0x80
165 
166 typedef uint8_t tRW_NDEF_FLAG;
167 
168 /* options for RW_T4tPresenceCheck  */
169 #define RW_T4T_CHK_EMPTY_I_BLOCK 1
170 #define RW_T4T_CHK_ISO_DEP_NAK_PRES_CHK 5
171 
172 typedef struct {
173   tNFC_STATUS status;
174   uint16_t msg_len; /* Length of the NDEF message */
175 } tRW_T2T_DETECT;
176 
177 typedef struct {
178   tNFC_STATUS status;       /* Status of the POLL request */
179   uint8_t rc;               /* RC (request code) used in the POLL request */
180   uint8_t response_num;     /* Number of SENSF_RES responses */
181   uint8_t response_bufsize; /* Size of SENSF_RES responses */
182   uint8_t* response_buf;    /* Buffer of responses (length + SENSF_RES) see
183                                $8.1.2.2 of NCI specs */
184 } tRW_T3T_POLL;
185 
186 typedef struct {
187   tNFC_STATUS status;       /* Status of the Get System Codes request */
188   uint8_t num_system_codes; /* Number of system codes */
189   uint16_t* p_system_codes; /* Table of system codes */
190 } tRW_T3T_SYSTEM_CODES;
191 
192 typedef struct {
193   tNFC_STATUS status;     /* status of NDEF detection */
194   tNFC_PROTOCOL protocol; /* protocol used to detect NDEF */
195   uint32_t max_size;      /* max number of bytes available for NDEF data */
196   uint32_t cur_size;      /* current size of stored NDEF data (in bytes) */
197   tRW_NDEF_FLAG
198       flags; /* Flags to indicate NDEF capability,formated,formatable and read
199                 only */
200 } tRW_DETECT_NDEF_DATA;
201 
202 typedef struct {
203   tNFC_STATUS status;     /* status of NDEF detection */
204   tNFC_PROTOCOL protocol; /* protocol used to detect TLV */
205   uint8_t
206       num_bytes; /* number of reserved/lock bytes based on the type of tlv */
207 } tRW_DETECT_TLV_DATA;
208 
209 typedef struct {
210   tNFC_STATUS status;
211   NFC_HDR* p_data;
212 } tRW_READ_DATA;
213 
214 typedef struct {
215   tNFC_STATUS status;
216   uint8_t sw1;
217   uint8_t sw2;
218 } tRW_T4T_SW;
219 
220 typedef struct /* RW_I93_INVENTORY_EVT        */
221 {
222   tNFC_STATUS status;            /* status of Inventory command */
223   uint8_t dsfid;                 /* DSFID                       */
224   uint8_t uid[I93_UID_BYTE_LEN]; /* UID[0]:MSB, ... UID[7]:LSB  */
225 } tRW_I93_INVENTORY;
226 
227 typedef struct /* RW_I93_DATA_EVT               */
228 {
229   tNFC_STATUS status; /* status of Read/Get security status command */
230   uint8_t command;    /* sent command                  */
231   NFC_HDR* p_data;    /* block data of security status */
232 } tRW_I93_DATA;
233 
234 typedef struct /* RW_I93_SYS_INFO_EVT             */
235 {
236   tNFC_STATUS status;            /* status of Get Sys Info command  */
237   uint8_t info_flags;            /* information flags               */
238   uint8_t uid[I93_UID_BYTE_LEN]; /* UID[0]:MSB, ... UID[7]:LSB      */
239   uint8_t dsfid;                 /* DSFID if I93_INFO_FLAG_DSFID    */
240   uint8_t afi;                   /* AFI if I93_INFO_FLAG_AFI        */
241   uint16_t num_block;   /* number of blocks if I93_INFO_FLAG_MEM_SIZE   */
242   uint8_t block_size;   /* block size in byte if I93_INFO_FLAG_MEM_SIZE */
243   uint8_t IC_reference; /* IC Reference if I93_INFO_FLAG_IC_REF         */
244 } tRW_I93_SYS_INFO;
245 
246 typedef struct /* RW_I93_CMD_CMPL_EVT             */
247 {
248   tNFC_STATUS status; /* status of sent command          */
249   uint8_t command;    /* sent command                    */
250   uint8_t error_code; /* error code; I93_ERROR_CODE_XXX  */
251 } tRW_I93_CMD_CMPL;
252 
253 typedef struct {
254   tNFC_STATUS status;
255   NFC_HDR* p_data;
256 } tRW_RAW_FRAME;
257 
258 typedef union {
259   tNFC_STATUS status;
260   tRW_T3T_POLL t3t_poll;           /* Response to t3t poll command          */
261   tRW_T3T_SYSTEM_CODES t3t_sc;     /* Received system codes from t3 tag     */
262   tRW_DETECT_TLV_DATA tlv;         /* The information of detected TLV data  */
263   tRW_DETECT_NDEF_DATA ndef;       /* The information of detected NDEF data */
264   tRW_READ_DATA data;              /* The received data from a tag          */
265   tRW_RAW_FRAME raw_frame;         /* Response of raw frame sent            */
266   tRW_T4T_SW t4t_sw;               /* Received status words from a tag      */
267   tRW_I93_INVENTORY i93_inventory; /* ISO 15693 Inventory response      */
268   tRW_I93_DATA i93_data;           /* ISO 15693 Data response           */
269   tRW_I93_SYS_INFO i93_sys_info;   /* ISO 15693 System Information      */
270   tRW_I93_CMD_CMPL i93_cmd_cmpl;   /* ISO 15693 Command complete        */
271 } tRW_DATA;
272 
273 typedef void(tRW_CBACK)(tRW_EVENT event, tRW_DATA* p_data);
274 
275 /*******************************************************************************
276 **
277 ** Function         RW_T1tRid
278 **
279 ** Description      This function send a RID command for Reader/Writer mode.
280 **
281 ** Returns          tNFC_STATUS
282 **
283 *******************************************************************************/
284 extern tNFC_STATUS RW_T1tRid(void);
285 
286 /*******************************************************************************
287 **
288 ** Function         RW_T1tReadAll
289 **
290 ** Description      This function send a RALL command for Reader/Writer mode.
291 **
292 ** Returns          tNFC_STATUS
293 **
294 *******************************************************************************/
295 extern tNFC_STATUS RW_T1tReadAll(void);
296 
297 /*******************************************************************************
298 **
299 ** Function         RW_T1tRead
300 **
301 ** Description      This function send a READ command for Reader/Writer mode.
302 **
303 ** Returns          tNFC_STATUS
304 **
305 *******************************************************************************/
306 extern tNFC_STATUS RW_T1tRead(uint8_t block, uint8_t byte);
307 
308 /*******************************************************************************
309 **
310 ** Function         RW_T1tWriteErase
311 **
312 ** Description      This function send a WRITE-E command for Reader/Writer mode.
313 **
314 ** Returns          tNFC_STATUS
315 **
316 *******************************************************************************/
317 extern tNFC_STATUS RW_T1tWriteErase(uint8_t block, uint8_t byte,
318                                     uint8_t new_byte);
319 
320 /*******************************************************************************
321 **
322 ** Function         RW_T1tWriteNoErase
323 **
324 ** Description      This function send a WRITE-NE command for Reader/Writer
325 **                  mode.
326 **
327 ** Returns          tNFC_STATUS
328 **
329 *******************************************************************************/
330 extern tNFC_STATUS RW_T1tWriteNoErase(uint8_t block, uint8_t byte,
331                                       uint8_t new_byte);
332 
333 /*******************************************************************************
334 **
335 ** Function         RW_T1tReadSeg
336 **
337 ** Description      This function send a RSEG command for Reader/Writer mode.
338 **
339 ** Returns          tNFC_STATUS
340 **
341 *******************************************************************************/
342 extern tNFC_STATUS RW_T1tReadSeg(uint8_t segment);
343 
344 /*******************************************************************************
345 **
346 ** Function         RW_T1tRead8
347 **
348 ** Description      This function send a READ8 command for Reader/Writer mode.
349 **
350 ** Returns          tNFC_STATUS
351 **
352 *******************************************************************************/
353 extern tNFC_STATUS RW_T1tRead8(uint8_t block);
354 
355 /*******************************************************************************
356 **
357 ** Function         RW_T1tWriteErase8
358 **
359 ** Description      This function send a WRITE-E8 command for Reader/Writer
360 **                  mode.
361 **
362 ** Returns          tNFC_STATUS
363 **
364 *******************************************************************************/
365 extern tNFC_STATUS RW_T1tWriteErase8(uint8_t block, uint8_t* p_new_dat);
366 
367 /*******************************************************************************
368 **
369 ** Function         RW_T1tWriteNoErase8
370 **
371 ** Description      This function send a WRITE-NE8 command for Reader/Writer
372 **                  mode.
373 **
374 ** Returns          tNFC_STATUS
375 **
376 *******************************************************************************/
377 extern tNFC_STATUS RW_T1tWriteNoErase8(uint8_t block, uint8_t* p_new_dat);
378 
379 /*******************************************************************************
380 **
381 ** Function         RW_T1tLocateTlv
382 **
383 ** Description      This function is called to find the start of the given TLV
384 **
385 ** Parameters:      void
386 **
387 ** Returns          NCI_STATUS_OK, if detection was started. Otherwise, error
388 **                  status.
389 **
390 *******************************************************************************/
391 extern tNFC_STATUS RW_T1tLocateTlv(uint8_t tlv_type);
392 
393 /*******************************************************************************
394 **
395 ** Function         RW_T1tDetectNDef
396 **
397 ** Description      This function can be called to detect if there is an NDEF
398 **                  message on the tag.
399 **
400 ** Parameters:      void
401 **
402 ** Returns          NCI_STATUS_OK, if detection was started. Otherwise, error
403 **                  status.
404 **
405 *******************************************************************************/
406 extern tNFC_STATUS RW_T1tDetectNDef(void);
407 
408 /*******************************************************************************
409 **
410 ** Function         RW_T1tReadNDef
411 **
412 ** Description      This function can be called to read the NDEF message on the
413 **                  tag.
414 **
415 ** Parameters:      p_buffer:   The buffer into which to read the NDEF message
416 **                  buf_len:    The length of the buffer
417 **
418 ** Returns          NCI_STATUS_OK, if read was started. Otherwise, error status.
419 **
420 *******************************************************************************/
421 extern tNFC_STATUS RW_T1tReadNDef(uint8_t* p_buffer, uint16_t buf_len);
422 
423 /*******************************************************************************
424 **
425 ** Function         RW_T1tWriteNDef
426 **
427 ** Description      This function can be called to write an NDEF message to the
428 **                  tag.
429 **
430 ** Parameters:      msg_len:    The length of the buffer
431 **                  p_msg:      The NDEF message to write
432 **
433 ** Returns          NCI_STATUS_OK, if write was started. Otherwise, error
434 **                  status.
435 **
436 *******************************************************************************/
437 extern tNFC_STATUS RW_T1tWriteNDef(uint16_t msg_len, uint8_t* p_msg);
438 
439 /*******************************************************************************
440 **
441 ** Function         RW_T1tSetTagReadOnly
442 **
443 ** Description      This function can be called to set the tag in to read only
444 **                  state
445 **
446 ** Parameters:      b_hard_lock: To hard lock or just soft lock the tag
447 **
448 ** Returns          NCI_STATUS_OK, if set readonly operation started.
449 **                                 Otherwise, error status.
450 **
451 *******************************************************************************/
452 extern tNFC_STATUS RW_T1tSetTagReadOnly(bool b_hard_lock);
453 
454 /*****************************************************************************
455 **
456 ** Function         RW_T1tPresenceCheck
457 **
458 ** Description
459 **      Check if the tag is still in the field.
460 **
461 **      The RW_T1T_PRESENCE_CHECK_EVT w/ status is used to indicate presence
462 **      or non-presence.
463 **
464 ** Returns
465 **      NFC_STATUS_OK, if raw data frame sent
466 **      NFC_STATUS_NO_BUFFERS: unable to allocate a buffer for this operation
467 **      NFC_STATUS_FAILED: other error
468 **
469 *****************************************************************************/
470 extern tNFC_STATUS RW_T1tPresenceCheck(void);
471 
472 /*****************************************************************************
473 **
474 ** Function         RW_T1tFormatNDef
475 **
476 ** Description
477 **      Format Tag content
478 **
479 ** Returns
480 **      NFC_STATUS_OK, Command sent to format Tag
481 **      NFC_STATUS_REJECTED: Invalid HR0 and cannot format the tag
482 **      NFC_STATUS_FAILED: other error
483 **
484 *****************************************************************************/
485 tNFC_STATUS RW_T1tFormatNDef(void);
486 
487 /*******************************************************************************
488 **
489 ** Function         RW_T2tLocateTlv
490 **
491 ** Description      This function is called to find the start of the given TLV
492 **
493 ** Returns          Pointer to the TLV, if successful. Otherwise, NULL.
494 **
495 *******************************************************************************/
496 extern tNFC_STATUS RW_T2tLocateTlv(uint8_t tlv_type);
497 
498 /*******************************************************************************
499 **
500 ** Function         RW_T2tRead
501 **
502 ** Description      This function issues the Type 2 Tag READ command. When the
503 **                  operation is complete the callback function will be called
504 **                  with a RW_T2T_READ_EVT.
505 **
506 ** Returns          tNFC_STATUS
507 **
508 *******************************************************************************/
509 extern tNFC_STATUS RW_T2tRead(uint16_t block);
510 
511 /*******************************************************************************
512 **
513 ** Function         RW_T2tWrite
514 **
515 ** Description      This function issues the Type 2 Tag WRITE command. When the
516 **                  operation is complete the callback function will be called
517 **                  with a RW_T2T_WRITE_EVT.
518 **
519 **                  p_write_data points to the array of 4 bytes to be written
520 **
521 ** Returns          tNFC_STATUS
522 **
523 *******************************************************************************/
524 extern tNFC_STATUS RW_T2tWrite(uint16_t block, uint8_t* p_write_data);
525 
526 /*******************************************************************************
527 **
528 ** Function         RW_T2tSectorSelect
529 **
530 ** Description      This function issues the Type 2 Tag SECTOR-SELECT command
531 **                  packet 1. If a NACK is received as the response, the
532 **                  callback function will be called with a
533 **                  RW_T2T_SECTOR_SELECT_EVT. If an ACK is received as the
534 **                  response, the command packet 2 with the given sector number
535 **                  is sent to the peer device. When the response for packet 2
536 **                  is received, the callback function will be called with a
537 **                  RW_T2T_SECTOR_SELECT_EVT.
538 **
539 **                  A sector is 256 contiguous blocks (1024 bytes).
540 **
541 ** Returns          tNFC_STATUS
542 **
543 *******************************************************************************/
544 extern tNFC_STATUS RW_T2tSectorSelect(uint8_t sector);
545 
546 /*******************************************************************************
547 **
548 ** Function         RW_T2tDetectNDef
549 **
550 ** Description      This function will find NDEF message if any in the Tag
551 **
552 ** Returns          tNFC_STATUS
553 **
554 *******************************************************************************/
555 extern tNFC_STATUS RW_T2tDetectNDef(bool skip_dyn_locks);
556 
557 /*******************************************************************************
558 **
559 ** Function         RW_T2tReadNDef
560 **
561 ** Description      This function can be called to read the NDEF message on the
562 **                  tag.
563 **
564 ** Parameters:      p_buffer:   The buffer into which to read the NDEF message
565 **                  buf_len:    The length of the buffer
566 **
567 ** Returns          NCI_STATUS_OK, if read was started. Otherwise, error status.
568 **
569 *******************************************************************************/
570 extern tNFC_STATUS RW_T2tReadNDef(uint8_t* p_buffer, uint16_t buf_len);
571 
572 /*******************************************************************************
573 **
574 ** Function         RW_T2tWriteNDef
575 **
576 ** Description      This function can be called to write an NDEF message to the
577 **                  tag.
578 **
579 ** Parameters:      msg_len:    The length of the buffer
580 **                  p_msg:      The NDEF message to write
581 **
582 ** Returns          NCI_STATUS_OK, if write was started. Otherwise, error
583 **                  status.
584 **
585 *******************************************************************************/
586 extern tNFC_STATUS RW_T2tWriteNDef(uint16_t msg_len, uint8_t* p_msg);
587 
588 /*******************************************************************************
589 **
590 ** Function         RW_T2tSetTagReadOnly
591 **
592 ** Description      This function can be called to set the tag in to read only
593 **                  state
594 **
595 ** Parameters:      b_hard_lock:   To indicate hard lock the tag or not
596 **
597 ** Returns          NCI_STATUS_OK, if set readonly operation started.
598 **                                 Otherwise, error status.
599 **
600 *******************************************************************************/
601 extern tNFC_STATUS RW_T2tSetTagReadOnly(bool b_hard_lock);
602 
603 /*****************************************************************************
604 **
605 ** Function         RW_T2tPresenceCheck
606 **
607 ** Description
608 **      Check if the tag is still in the field.
609 **
610 **      The RW_T2T_PRESENCE_CHECK_EVT w/ status is used to indicate presence
611 **      or non-presence.
612 **
613 ** Returns
614 **      NFC_STATUS_OK, if raw data frame sent
615 **      NFC_STATUS_NO_BUFFERS: unable to allocate a buffer for this operation
616 **      NFC_STATUS_FAILED: other error
617 **
618 *****************************************************************************/
619 extern tNFC_STATUS RW_T2tPresenceCheck(void);
620 
621 /*****************************************************************************
622 **
623 ** Function         RW_T2tFormatNDef
624 **
625 ** Description
626 **      Format Tag content
627 **
628 ** Returns
629 **      NFC_STATUS_OK, Command sent to format Tag
630 **      NFC_STATUS_FAILED: otherwise
631 **
632 *****************************************************************************/
633 tNFC_STATUS RW_T2tFormatNDef(void);
634 
635 /*****************************************************************************
636 **
637 ** Function         RW_T3tDetectNDef
638 **
639 ** Description
640 **      This function is used to perform NDEF detection on a Type 3 tag, and
641 **      retrieve the tag's NDEF attribute information (block 0).
642 **
643 **      Before using this API, the application must call RW_SelectTagType to
644 **      indicate that a Type 3 tag has been activated, and to provide the
645 **      tag's Manufacture ID (IDm) .
646 **
647 ** Returns
648 **      NFC_STATUS_OK: ndef detection procedure started
649 **      NFC_STATUS_NO_BUFFERS: unable to allocate a buffer for this operation
650 **      NFC_STATUS_FAILED: other error
651 **
652 *****************************************************************************/
653 extern tNFC_STATUS RW_T3tDetectNDef(void);
654 
655 /*****************************************************************************
656 **
657 ** Function         RW_T3tFormatNDef
658 **
659 ** Description
660 **      Format a type-3 tag for NDEF.
661 **
662 **      Only Felica-Lite tags are supported by this API. The
663 **      RW_T3T_FORMAT_CPLT_EVT is used to notify the status of the operation.
664 **
665 ** Returns
666 **      NFC_STATUS_OK: ndef detection procedure started
667 **      NFC_STATUS_NO_BUFFERS: unable to allocate a buffer for this operation
668 **      NFC_STATUS_FAILED: other error
669 **
670 *****************************************************************************/
671 extern tNFC_STATUS RW_T3tFormatNDef(void);
672 
673 /*****************************************************************************
674 **
675 ** Function         RW_T3tSetReadOnly
676 **
677 ** Description
678 **      Set a type-3 tag to Read Only
679 **
680 **      Only Felica-Lite tags are supported by this API.
681 **      RW_T3tDetectNDef() must be called before using this
682 **      The RW_T3T_SET_READ_ONLY_CPLT_EVT event will be returned.
683 **
684 ** Returns
685 **      NFC_STATUS_OK if success
686 **      NFC_STATUS_FAILED if T3T is busy or other error
687 **
688 *****************************************************************************/
689 extern tNFC_STATUS RW_T3tSetReadOnly(bool b_hard_lock);
690 
691 /*****************************************************************************
692 **
693 ** Function         RW_T3tCheckNDef
694 **
695 ** Description
696 **      Retrieve NDEF contents from a Type3 tag.
697 **
698 **      The RW_T3T_CHECK_EVT event is used to notify the application for each
699 **      segment of NDEF data received. The RW_T3T_CHECK_CPLT_EVT event is used
700 **      to notify the application all segments have been received.
701 **
702 **      Before using this API, the RW_T3tDetectNDef function must be called to
703 **      verify that the tag contains NDEF data, and to retrieve the NDEF
704 **      attributes.
705 **
706 **      Internally, this command will be separated into multiple Tag 3 Check
707 **      commands (if necessary) - depending on the tag's Nbr (max number of
708 **      blocks per read) attribute.
709 **
710 ** Returns
711 **      NFC_STATUS_OK: check command started
712 **      NFC_STATUS_NO_BUFFERS: unable to allocate a buffer for this operation
713 **      NFC_STATUS_FAILED: other error
714 **
715 *****************************************************************************/
716 extern tNFC_STATUS RW_T3tCheckNDef(void);
717 
718 /*****************************************************************************
719 **
720 ** Function         RW_T3tUpdateNDef
721 **
722 ** Description
723 **      Write NDEF contents to a Type3 tag.
724 **
725 **      The RW_T3T_UPDATE_CPLT_EVT callback event will be used to notify the
726 **      application of the response.
727 **
728 **      Before using this API, the RW_T3tDetectNDef function must be called to
729 **      verify that the tag contains NDEF data, and to retrieve the NDEF
730 **      attributes.
731 **
732 **      Internally, this command will be separated into multiple Tag 3 Update
733 **      commands (if necessary) - depending on the tag's Nbw (max number of
734 **      blocks per write) attribute.
735 **
736 ** Returns
737 **      NFC_STATUS_OK: check command started
738 **      NFC_STATUS_NO_BUFFERS: unable to allocate a buffer for this operation
739 **      NFC_STATUS_REFUSED: tag is read-only
740 **      NFC_STATUS_BUFFER_FULL: len exceeds tag's maximum size
741 **      NFC_STATUS_FAILED: other error
742 **
743 *****************************************************************************/
744 extern tNFC_STATUS RW_T3tUpdateNDef(uint32_t len, uint8_t* p_data);
745 
746 /*****************************************************************************
747 **
748 ** Function         RW_T3tCheck
749 **
750 ** Description
751 **      Read (non-NDEF) contents from a Type3 tag.
752 **
753 **      The RW_READ_EVT event is used to notify the application for each
754 **      segment of NDEF data received. The RW_READ_CPLT_EVT event is used to
755 **      notify the application all segments have been received.
756 **
757 **      Before using this API, the application must call RW_SelectTagType to
758 **      indicate that a Type 3 tag has been activated, and to provide the
759 **      tag's Manufacture ID (IDm) .
760 **
761 ** Returns
762 **      NFC_STATUS_OK: check command started
763 **      NFC_STATUS_NO_BUFFERS: unable to allocate a buffer for this operation
764 **      NFC_STATUS_FAILED: other error
765 **
766 *****************************************************************************/
767 extern tNFC_STATUS RW_T3tCheck(uint8_t num_blocks, tT3T_BLOCK_DESC* t3t_blocks);
768 
769 /*****************************************************************************
770 **
771 ** Function         RW_T3tUpdate
772 **
773 ** Description
774 **      Write (non-NDEF) contents to a Type3 tag.
775 **
776 **      The RW_WRITE_CPLT_EVT event is used to notify the application all
777 **      segments have been received.
778 **
779 **      Before using this API, the application must call RW_SelectTagType to
780 **      indicate that a Type 3 tag has been activated, and to provide the tag's
781 **      Manufacture ID (IDm) .
782 **
783 ** Returns
784 **      NFC_STATUS_OK: check command started
785 **      NFC_STATUS_NO_BUFFERS: unable to allocate a buffer for this operation
786 **      NFC_STATUS_FAILED: other error
787 **
788 *****************************************************************************/
789 extern tNFC_STATUS RW_T3tUpdate(uint8_t num_blocks, tT3T_BLOCK_DESC* t3t_blocks,
790                                 uint8_t* p_data);
791 
792 /*****************************************************************************
793 **
794 ** Function         RW_T3tSendRawFrame
795 **
796 ** Description
797 **      This function is called to send a raw data frame to the peer device.
798 **      When type 3 tag receives response from peer, the callback function
799 **      will be called with a RW_T3T_RAW_FRAME_EVT [Table 6].
800 **
801 **      Before using this API, the application must call RW_SelectTagType to
802 **      indicate that a Type 3 tag has been activated.
803 **
804 **      The raw frame should be a properly formatted Type 3 tag message.
805 **
806 ** Returns
807 **      NFC_STATUS_OK, if raw data frame sent
808 **      NFC_STATUS_NO_BUFFERS: unable to allocate a buffer for this operation
809 **      NFC_STATUS_FAILED: other error
810 **
811 *****************************************************************************/
812 extern tNFC_STATUS RW_T3tSendRawFrame(uint16_t len, uint8_t* p_data);
813 
814 /*****************************************************************************
815 **
816 ** Function         RW_T3tPoll
817 **
818 ** Description
819 **      Send POLL command
820 **
821 ** Returns
822 **      NFC_STATUS_OK, if raw data frame sent
823 **      NFC_STATUS_NO_BUFFERS: unable to allocate a buffer for this operation
824 **      NFC_STATUS_FAILED: other error
825 **
826 *****************************************************************************/
827 extern tNFC_STATUS RW_T3tPoll(uint16_t system_code, tT3T_POLL_RC rc,
828                               uint8_t tsn);
829 
830 /*****************************************************************************
831 **
832 ** Function         RW_T3tPresenceCheck
833 **
834 ** Description
835 **      Check if the tag is still in the field.
836 **
837 **      The RW_T3T_PRESENCE_CHECK_EVT w/ status is used to indicate presence
838 **      or non-presence.
839 **
840 ** Returns
841 **      NFC_STATUS_OK, if raw data frame sent
842 **      NFC_STATUS_NO_BUFFERS: unable to allocate a buffer for this operation
843 **      NFC_STATUS_FAILED: other error
844 **
845 *****************************************************************************/
846 extern tNFC_STATUS RW_T3tPresenceCheck(void);
847 
848 /*****************************************************************************
849 **
850 ** Function         RW_T3tGetSystemCodes
851 **
852 ** Description
853 **      Get systems codes supported by the activated tag:
854 **              Poll for wildcard (FFFF):
855 **                  - If felica-lite code then poll for ndef (12fc)
856 **                  - Otherwise send RequestSystmCode command to get
857 **                    system codes.
858 **
859 **      Before using this API, the application must call RW_SelectTagType to
860 **      indicate that a Type 3 tag has been activated.
861 **
862 ** Returns
863 **      NFC_STATUS_OK, if raw data frame sent
864 **      NFC_STATUS_NO_BUFFERS: unable to allocate a buffer for this operation
865 **      NFC_STATUS_FAILED: other error
866 **
867 *****************************************************************************/
868 extern tNFC_STATUS RW_T3tGetSystemCodes(void);
869 
870 /*****************************************************************************
871 **
872 ** Function         RW_T4tFormatNDef
873 **
874 ** Description
875 **      Format a type-4 tag for NDEF.
876 **
877 **      Only Desifire tags are supported by this API. The
878 **      RW_T4T_FORMAT_CPLT_EVT is used to notify the status of the operation.
879 **
880 ** Returns
881 **      NFC_STATUS_OK: if success
882 **      NFC_STATUS_FAILED: other error
883 *****************************************************************************/
884 extern tNFC_STATUS RW_T4tFormatNDef(void);
885 
886 /*******************************************************************************
887 **
888 ** Function         RW_T4tDetectNDef
889 **
890 ** Description      This function performs NDEF detection procedure
891 **
892 **                  RW_T4T_NDEF_DETECT_EVT will be returned
893 **
894 ** Returns          NFC_STATUS_OK if success
895 **                  NFC_STATUS_FAILED if T4T is busy or other error
896 **
897 *******************************************************************************/
898 extern tNFC_STATUS RW_T4tDetectNDef(void);
899 
900 /*******************************************************************************
901 **
902 ** Function         RW_T4tReadNDef
903 **
904 ** Description      This function performs NDEF read procedure
905 **                  Note: RW_T4tDetectNDef() must be called before using this
906 **
907 **                  The following event will be returned
908 **                      RW_T4T_NDEF_READ_EVT for each segmented NDEF message
909 **                      RW_T4T_NDEF_READ_CPLT_EVT for the last segment or
910 **                      complete NDEF
911 **                      RW_T4T_NDEF_READ_FAIL_EVT for failure
912 **
913 ** Returns          NFC_STATUS_OK if success
914 **                  NFC_STATUS_FAILED if T4T is busy or other error
915 **
916 *******************************************************************************/
917 extern tNFC_STATUS RW_T4tReadNDef(void);
918 
919 /*******************************************************************************
920 **
921 ** Function         RW_T4tUpdateNDef
922 **
923 ** Description      This function performs NDEF update procedure
924 **                  Note: RW_T4tDetectNDef() must be called before using this
925 **                        Updating data must not be removed until returning
926 **                        event
927 **
928 **                  The following event will be returned
929 **                      RW_T4T_NDEF_UPDATE_CPLT_EVT for complete
930 **                      RW_T4T_NDEF_UPDATE_FAIL_EVT for failure
931 **
932 ** Returns          NFC_STATUS_OK if success
933 **                  NFC_STATUS_FAILED if T4T is busy or other error
934 **
935 *******************************************************************************/
936 extern tNFC_STATUS RW_T4tUpdateNDef(uint16_t length, uint8_t* p_data);
937 
938 /*****************************************************************************
939 **
940 ** Function         RW_T4tPresenceCheck
941 **
942 ** Description
943 **      Check if the tag is still in the field.
944 **
945 **      The RW_T4T_PRESENCE_CHECK_EVT w/ status is used to indicate presence
946 **      or non-presence.
947 **
948 **      option is RW_T4T_CHK_EMPTY_I_BLOCK, use empty I block for presence
949 **      check.
950 **
951 ** Returns
952 **      NFC_STATUS_OK, if raw data frame sent
953 **      NFC_STATUS_NO_BUFFERS: unable to allocate a buffer for this operation
954 **      NFC_STATUS_FAILED: other error
955 **
956 *****************************************************************************/
957 extern tNFC_STATUS RW_T4tPresenceCheck(uint8_t option);
958 
959 /*****************************************************************************
960 **
961 ** Function         RW_T4tSetNDefReadOnly
962 **
963 ** Description      This function performs NDEF read-only procedure
964 **                  Note: RW_T4tDetectNDef() must be called before using this
965 **
966 **                  The RW_T4T_SET_TO_RO_EVT event will be returned.
967 **
968 ** Returns          NFC_STATUS_OK if success
969 **                  NFC_STATUS_FAILED if T4T is busy or other error
970 **
971 *****************************************************************************/
972 extern tNFC_STATUS RW_T4tSetNDefReadOnly(void);
973 
974 /*******************************************************************************
975 **
976 ** Function         RW_I93Inventory
977 **
978 ** Description      This function send Inventory command with/without AFI
979 **                  If UID is provided then set UID[0]:MSB, ... UID[7]:LSB
980 **
981 **                  RW_I93_RESPONSE_EVT will be returned
982 **
983 ** Returns          NFC_STATUS_OK if success
984 **                  NFC_STATUS_NO_BUFFERS if out of buffer
985 **                  NFC_STATUS_FAILED if T4T is busy or other error
986 **
987 *******************************************************************************/
988 extern tNFC_STATUS RW_I93Inventory(bool including_afi, uint8_t afi,
989                                    uint8_t* p_uid);
990 
991 /*******************************************************************************
992 **
993 ** Function         RW_I93StayQuiet
994 **
995 ** Description      This function send Inventory command
996 **
997 **                  RW_I93_CMD_CMPL_EVT will be returned
998 **
999 ** Returns          NFC_STATUS_OK if success
1000 **                  NFC_STATUS_NO_BUFFERS if out of buffer
1001 **                  NFC_STATUS_BUSY if busy
1002 **                  NFC_STATUS_FAILED if other error
1003 **
1004 *******************************************************************************/
1005 extern tNFC_STATUS RW_I93StayQuiet(void);
1006 
1007 /*******************************************************************************
1008 **
1009 ** Function         RW_I93ReadSingleBlock
1010 **
1011 ** Description      This function send Read Single Block command
1012 **
1013 **                  RW_I93_RESPONSE_EVT will be returned
1014 **
1015 ** Returns          NFC_STATUS_OK if success
1016 **                  NFC_STATUS_NO_BUFFERS if out of buffer
1017 **                  NFC_STATUS_BUSY if busy
1018 **                  NFC_STATUS_FAILED if other error
1019 **
1020 *******************************************************************************/
1021 extern tNFC_STATUS RW_I93ReadSingleBlock(uint16_t block_number);
1022 
1023 /*******************************************************************************
1024 **
1025 ** Function         RW_I93WriteSingleBlock
1026 **
1027 ** Description      This function send Write Single Block command
1028 **                  Application must get block size first by calling
1029 **                  RW_I93GetSysInfo().
1030 **
1031 **                  RW_I93_CMD_CMPL_EVT will be returned
1032 **
1033 ** Returns          NFC_STATUS_OK if success
1034 **                  NFC_STATUS_NO_BUFFERS if out of buffer
1035 **                  NFC_STATUS_BUSY if busy
1036 **                  NFC_STATUS_FAILED if other error
1037 **
1038 *******************************************************************************/
1039 extern tNFC_STATUS RW_I93WriteSingleBlock(uint16_t block_number,
1040                                           uint8_t* p_data);
1041 
1042 /*******************************************************************************
1043 **
1044 ** Function         RW_I93LockBlock
1045 **
1046 ** Description      This function send Lock Block command
1047 **
1048 **                  RW_I93_CMD_CMPL_EVT will be returned
1049 **
1050 ** Returns          NFC_STATUS_OK if success
1051 **                  NFC_STATUS_NO_BUFFERS if out of buffer
1052 **                  NFC_STATUS_BUSY if busy
1053 **                  NFC_STATUS_FAILED if other error
1054 **
1055 *******************************************************************************/
1056 extern tNFC_STATUS RW_I93LockBlock(uint8_t block_number);
1057 
1058 /*******************************************************************************
1059 **
1060 ** Function         RW_I93ReadMultipleBlocks
1061 **
1062 ** Description      This function send Read Multiple Blocks command
1063 **
1064 **                  RW_I93_RESPONSE_EVT will be returned
1065 **
1066 ** Returns          NFC_STATUS_OK if success
1067 **                  NFC_STATUS_NO_BUFFERS if out of buffer
1068 **                  NFC_STATUS_BUSY if busy
1069 **                  NFC_STATUS_FAILED if other error
1070 **
1071 *******************************************************************************/
1072 extern tNFC_STATUS RW_I93ReadMultipleBlocks(uint16_t first_block_number,
1073                                             uint16_t number_blocks);
1074 
1075 /*******************************************************************************
1076 **
1077 ** Function         RW_I93WriteMultipleBlocks
1078 **
1079 ** Description      This function send Write Multiple Blocks command
1080 **
1081 **                  RW_I93_CMD_CMPL_EVT will be returned
1082 **
1083 ** Returns          NFC_STATUS_OK if success
1084 **                  NFC_STATUS_NO_BUFFERS if out of buffer
1085 **                  NFC_STATUS_BUSY if busy
1086 **                  NFC_STATUS_FAILED if other error
1087 **
1088 *******************************************************************************/
1089 extern tNFC_STATUS RW_I93WriteMultipleBlocks(uint16_t first_block_number,
1090                                              uint16_t number_blocks,
1091                                              uint8_t* p_data);
1092 
1093 /*******************************************************************************
1094 **
1095 ** Function         RW_I93Select
1096 **
1097 ** Description      This function send Select command
1098 **
1099 **                  UID[0]: 0xE0, MSB
1100 **                  UID[1]: IC Mfg Code
1101 **                  ...
1102 **                  UID[7]: LSB
1103 **
1104 **                  RW_I93_CMD_CMPL_EVT will be returned
1105 **
1106 ** Returns          NFC_STATUS_OK if success
1107 **                  NFC_STATUS_NO_BUFFERS if out of buffer
1108 **                  NFC_STATUS_BUSY if busy
1109 **                  NFC_STATUS_FAILED if other error
1110 **
1111 *******************************************************************************/
1112 extern tNFC_STATUS RW_I93Select(uint8_t* p_uid);
1113 
1114 /*******************************************************************************
1115 **
1116 ** Function         RW_I93ResetToReady
1117 **
1118 ** Description      This function send Reset To Ready command
1119 **
1120 **                  RW_I93_CMD_CMPL_EVT will be returned
1121 **
1122 ** Returns          NFC_STATUS_OK if success
1123 **                  NFC_STATUS_NO_BUFFERS if out of buffer
1124 **                  NFC_STATUS_BUSY if busy
1125 **                  NFC_STATUS_FAILED if other error
1126 **
1127 *******************************************************************************/
1128 extern tNFC_STATUS RW_I93ResetToReady(void);
1129 
1130 /*******************************************************************************
1131 **
1132 ** Function         RW_I93WriteAFI
1133 **
1134 ** Description      This function send Write AFI command
1135 **
1136 **                  RW_I93_CMD_CMPL_EVT will be returned
1137 **
1138 ** Returns          NFC_STATUS_OK if success
1139 **                  NFC_STATUS_NO_BUFFERS if out of buffer
1140 **                  NFC_STATUS_BUSY if busy
1141 **                  NFC_STATUS_FAILED if other error
1142 **
1143 *******************************************************************************/
1144 extern tNFC_STATUS RW_I93WriteAFI(uint8_t afi);
1145 
1146 /*******************************************************************************
1147 **
1148 ** Function         RW_I93LockAFI
1149 **
1150 ** Description      This function send Lock AFI command
1151 **
1152 **                  RW_I93_CMD_CMPL_EVT will be returned
1153 **
1154 ** Returns          NFC_STATUS_OK if success
1155 **                  NFC_STATUS_NO_BUFFERS if out of buffer
1156 **                  NFC_STATUS_BUSY if busy
1157 **                  NFC_STATUS_FAILED if other error
1158 **
1159 *******************************************************************************/
1160 extern tNFC_STATUS RW_I93LockAFI(void);
1161 
1162 /*******************************************************************************
1163 **
1164 ** Function         RW_I93WriteDSFID
1165 **
1166 ** Description      This function send Write DSFID command
1167 **
1168 **                  RW_I93_CMD_CMPL_EVT will be returned
1169 **
1170 ** Returns          NFC_STATUS_OK if success
1171 **                  NFC_STATUS_NO_BUFFERS if out of buffer
1172 **                  NFC_STATUS_BUSY if busy
1173 **                  NFC_STATUS_FAILED if other error
1174 **
1175 *******************************************************************************/
1176 extern tNFC_STATUS RW_I93WriteDSFID(uint8_t dsfid);
1177 
1178 /*******************************************************************************
1179 **
1180 ** Function         RW_I93LockDSFID
1181 **
1182 ** Description      This function send Lock DSFID command
1183 **
1184 **                  RW_I93_CMD_CMPL_EVT will be returned
1185 **
1186 ** Returns          NFC_STATUS_OK if success
1187 **                  NFC_STATUS_NO_BUFFERS if out of buffer
1188 **                  NFC_STATUS_BUSY if busy
1189 **                  NFC_STATUS_FAILED if other error
1190 **
1191 *******************************************************************************/
1192 extern tNFC_STATUS RW_I93LockDSFID(void);
1193 
1194 /*******************************************************************************
1195 **
1196 ** Function         RW_I93GetSysInfo
1197 **
1198 ** Description      This function send Get System Information command
1199 **                  If UID is provided then set UID[0]:MSB, ... UID[7]:LSB
1200 **
1201 **                  RW_I93_RESPONSE_EVT will be returned
1202 **
1203 ** Returns          NFC_STATUS_OK if success
1204 **                  NFC_STATUS_NO_BUFFERS if out of buffer
1205 **                  NFC_STATUS_BUSY if busy
1206 **                  NFC_STATUS_FAILED if other error
1207 **
1208 *******************************************************************************/
1209 extern tNFC_STATUS RW_I93GetSysInfo(uint8_t* p_uid);
1210 
1211 /*******************************************************************************
1212 **
1213 ** Function         RW_I93GetMultiBlockSecurityStatus
1214 **
1215 ** Description      This function send Get Multiple Block Security Status
1216 **                  command
1217 **
1218 **                  RW_I93_RESPONSE_EVT will be returned
1219 **
1220 ** Returns          NFC_STATUS_OK if success
1221 **                  NFC_STATUS_NO_BUFFERS if out of buffer
1222 **                  NFC_STATUS_BUSY if busy
1223 **                  NFC_STATUS_FAILED if other error
1224 **
1225 *******************************************************************************/
1226 extern tNFC_STATUS RW_I93GetMultiBlockSecurityStatus(
1227     uint16_t first_block_number, uint16_t number_blocks);
1228 
1229 /*******************************************************************************
1230 **
1231 ** Function         RW_I93DetectNDef
1232 **
1233 ** Description      This function performs NDEF detection procedure
1234 **
1235 **                  RW_I93_NDEF_DETECT_EVT will be returned
1236 **
1237 ** Returns          NFC_STATUS_OK if success
1238 **                  NFC_STATUS_FAILED if busy or other error
1239 **
1240 *******************************************************************************/
1241 extern tNFC_STATUS RW_I93DetectNDef(void);
1242 
1243 /*******************************************************************************
1244 **
1245 ** Function         RW_I93ReadNDef
1246 **
1247 ** Description      This function performs NDEF read procedure
1248 **                  Note: RW_I93DetectNDef() must be called before using this
1249 **
1250 **                  The following event will be returned
1251 **                      RW_I93_NDEF_READ_EVT for each segmented NDEF message
1252 **                      RW_I93_NDEF_READ_CPLT_EVT for the last segment or
1253 **                      complete NDEF
1254 **                      RW_I93_NDEF_READ_FAIL_EVT for failure
1255 **
1256 ** Returns          NFC_STATUS_OK if success
1257 **                  NFC_STATUS_FAILED if I93 is busy or other error
1258 **
1259 *******************************************************************************/
1260 extern tNFC_STATUS RW_I93ReadNDef(void);
1261 
1262 /*******************************************************************************
1263 **
1264 ** Function         RW_I93UpdateNDef
1265 **
1266 ** Description      This function performs NDEF update procedure
1267 **                  Note: RW_I93DetectNDef() must be called before using this
1268 **                        Updating data must not be removed until returning
1269 **                        event
1270 **
1271 **                  The following event will be returned
1272 **                      RW_I93_NDEF_UPDATE_CPLT_EVT for complete
1273 **                      RW_I93_NDEF_UPDATE_FAIL_EVT for failure
1274 **
1275 ** Returns          NFC_STATUS_OK if success
1276 **                  NFC_STATUS_FAILED if I93 is busy or other error
1277 **
1278 *******************************************************************************/
1279 extern tNFC_STATUS RW_I93UpdateNDef(uint16_t length, uint8_t* p_data);
1280 
1281 /*******************************************************************************
1282 **
1283 ** Function         RW_I93FormatNDef
1284 **
1285 ** Description      This function performs formatting procedure
1286 **
1287 **                  RW_I93_FORMAT_CPLT_EVT will be returned
1288 **
1289 ** Returns          NFC_STATUS_OK if success
1290 **                  NFC_STATUS_FAILED if busy or other error
1291 **
1292 *******************************************************************************/
1293 extern tNFC_STATUS RW_I93FormatNDef(void);
1294 
1295 /*******************************************************************************
1296 **
1297 ** Function         RW_I93SetTagReadOnly
1298 **
1299 ** Description      This function performs NDEF read-only procedure
1300 **                  Note: RW_I93DetectNDef() must be called before using this
1301 **                        Updating data must not be removed until returning
1302 **                        event
1303 **
1304 **                  The RW_I93_SET_TAG_RO_EVT event will be returned.
1305 **
1306 ** Returns          NFC_STATUS_OK if success
1307 **                  NFC_STATUS_FAILED if I93 is busy or other error
1308 **
1309 *******************************************************************************/
1310 extern tNFC_STATUS RW_I93SetTagReadOnly(void);
1311 
1312 /*****************************************************************************
1313 **
1314 ** Function         RW_I93PresenceCheck
1315 **
1316 ** Description      Check if the tag is still in the field.
1317 **
1318 **                  The RW_I93_PRESENCE_CHECK_EVT w/ status is used to indicate
1319 **                  presence or non-presence.
1320 **
1321 ** Returns          NFC_STATUS_OK, if raw data frame sent
1322 **                  NFC_STATUS_NO_BUFFERS: unable to allocate a buffer for this
1323 **                  operation
1324 **                  NFC_STATUS_FAILED: other error
1325 **
1326 *****************************************************************************/
1327 extern tNFC_STATUS RW_I93PresenceCheck(void);
1328 
1329 /*******************************************************************************
1330 **
1331 ** Function         RW_SendRawFrame
1332 **
1333 ** Description      This function sends a raw frame to the peer device.
1334 **
1335 ** Returns          tNFC_STATUS
1336 **
1337 *******************************************************************************/
1338 extern tNFC_STATUS RW_SendRawFrame(uint8_t* p_raw_data, uint16_t data_len);
1339 
1340 /*******************************************************************************
1341 **
1342 ** Function         RW_SetActivatedTagType
1343 **
1344 ** Description      This function sets tag type for Reader/Writer mode.
1345 **
1346 ** Returns          tNFC_STATUS
1347 **
1348 *******************************************************************************/
1349 extern tNFC_STATUS RW_SetActivatedTagType(tNFC_ACTIVATE_DEVT* p_activate_params,
1350                                           tRW_CBACK* p_cback);
1351 /*******************************************************************************
1352 **
1353 ** Function         RW_MfcDetectNDef
1354 **
1355 ** Description      This function performs NDEF detection procedure
1356 **
1357 **                  RW_MFC_NDEF_DETECT_EVT will be returned
1358 **
1359 ** Returns          NFC_STATUS_OK if success
1360 **                  NFC_STATUS_FAILED if Mifare classic tag is busy or other
1361 *error
1362 **
1363 *******************************************************************************/
1364 extern tNFC_STATUS RW_MfcDetectNDef(void);
1365 
1366 /*******************************************************************************
1367 **
1368 ** Function         RW_MfcReadNDef
1369 **
1370 ** Description      This function can be called to read the NDEF message on the
1371 *tag.
1372 **
1373 ** Parameters:      p_buffer:   The buffer into which to read the NDEF message
1374 **                  buf_len:    The length of the buffer
1375 **
1376 ** Returns          NCI_STATUS_OK, if read was started. Otherwise, error status.
1377 **
1378 *******************************************************************************/
1379 extern tNFC_STATUS RW_MfcReadNDef(uint8_t* p_buffer, uint16_t buf_len);
1380 
1381 /*****************************************************************************
1382 **
1383 ** Function         RW_MfcFormatNDef
1384 **
1385 ** Description
1386 **      Format Tag content
1387 **
1388 ** Returns
1389 **      NFC_STATUS_OK, Command sent to format Tag
1390 **      NFC_STATUS_REJECTED: cannot format the tag
1391 **      NFC_STATUS_FAILED: other error
1392 **
1393 *****************************************************************************/
1394 extern tNFC_STATUS RW_MfcFormatNDef(void);
1395 
1396 /*******************************************************************************
1397 **
1398 ** Function         RW_MfcWriteNDef
1399 **
1400 ** Description      This function can be called to write an NDEF message to the
1401 **                  tag.
1402 **
1403 ** Parameters:      buf_len:    The length of the buffer
1404 **                  p_buffer:   The NDEF message to write
1405 **
1406 ** Returns          NCI_STATUS_OK, if write was started. Otherwise, error
1407 **                  status.
1408 **
1409 *******************************************************************************/
1410 extern tNFC_STATUS RW_MfcWriteNDef(uint16_t buf_len, uint8_t* p_buffer);
1411 
1412 #endif /* RW_API_H */
1413