nfa_rw_int.h revision 5c65c3a0f42e174e47fecd4e569606003217ff4e
1/******************************************************************************
2 *
3 *  Copyright (C) 2003-2013 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 *
22 *  This is the private interface file for NFA_RW
23 *
24 ******************************************************************************/
25#ifndef NFA_RW_INT_H
26#define NFA_RW_INT_H
27
28#include "nfa_sys.h"
29#include "nfa_api.h"
30#include "nfa_rw_api.h"
31#include "nfc_api.h"
32#include "rw_api.h"
33
34/*****************************************************************************
35**  Constants and data types
36*****************************************************************************/
37
38/* Interval for performing presence check (in ms) */
39#ifndef NFA_RW_PRESENCE_CHECK_INTERVAL
40#define NFA_RW_PRESENCE_CHECK_INTERVAL  750
41#endif
42
43/* TLV detection status */
44#define NFA_RW_TLV_DETECT_ST_OP_NOT_STARTED         0x00 /* No Tlv detected */
45#define NFA_RW_TLV_DETECT_ST_LOCK_TLV_OP_COMPLETE   0x01 /* Lock control tlv detected */
46#define NFA_RW_TLV_DETECT_ST_MEM_TLV_OP_COMPLETE    0x02 /* Memory control tlv detected */
47#define NFA_RW_TLV_DETECT_ST_COMPLETE               0x03 /* Both Lock and Memory control Tlvs are detected */
48
49typedef UINT8 tNFA_RW_TLV_ST;
50
51
52/* RW events */
53enum
54{
55    NFA_RW_OP_REQUEST_EVT = NFA_SYS_EVT_START (NFA_ID_RW),
56    NFA_RW_ACTIVATE_NTF_EVT,
57    NFA_RW_DEACTIVATE_NTF_EVT,
58    NFA_RW_PRESENCE_CHECK_TICK_EVT,
59    NFA_RW_MAX_EVT
60};
61
62
63
64/* BTA_RW operations */
65enum
66{
67    NFA_RW_OP_DETECT_NDEF,
68    NFA_RW_OP_READ_NDEF,
69    NFA_RW_OP_WRITE_NDEF,
70    NFA_RW_OP_PRESENCE_CHECK,
71    NFA_RW_OP_FORMAT_TAG,
72    NFA_RW_OP_SEND_RAW_FRAME,
73
74    /* Exclusive Type-1,Type-2 tag operations */
75    NFA_RW_OP_DETECT_LOCK_TLV,
76    NFA_RW_OP_DETECT_MEM_TLV,
77    NFA_RW_OP_SET_TAG_RO,
78
79    /* Exclusive Type-1 tag operations */
80    NFA_RW_OP_T1T_RID,
81    NFA_RW_OP_T1T_RALL,
82    NFA_RW_OP_T1T_READ,
83    NFA_RW_OP_T1T_WRITE,
84    NFA_RW_OP_T1T_RSEG,
85    NFA_RW_OP_T1T_READ8,
86    NFA_RW_OP_T1T_WRITE8,
87
88    /* Exclusive Type-2 tag operations */
89    NFA_RW_OP_T2T_READ,
90    NFA_RW_OP_T2T_WRITE,
91    NFA_RW_OP_T2T_SECTOR_SELECT,
92
93    /* Exclusive Type-3 tag operations */
94    NFA_RW_OP_T3T_READ,
95    NFA_RW_OP_T3T_WRITE,
96    NFA_RW_OP_T3T_GET_SYSTEM_CODES,
97
98    /* Exclusive ISO 15693 tag operations */
99    NFA_RW_OP_I93_INVENTORY,
100    NFA_RW_OP_I93_STAY_QUIET,
101    NFA_RW_OP_I93_READ_SINGLE_BLOCK,
102    NFA_RW_OP_I93_WRITE_SINGLE_BLOCK,
103    NFA_RW_OP_I93_LOCK_BLOCK,
104    NFA_RW_OP_I93_READ_MULTI_BLOCK,
105    NFA_RW_OP_I93_WRITE_MULTI_BLOCK,
106    NFA_RW_OP_I93_SELECT,
107    NFA_RW_OP_I93_RESET_TO_READY,
108    NFA_RW_OP_I93_WRITE_AFI,
109    NFA_RW_OP_I93_LOCK_AFI,
110    NFA_RW_OP_I93_WRITE_DSFID,
111    NFA_RW_OP_I93_LOCK_DSFID,
112    NFA_RW_OP_I93_GET_SYS_INFO,
113    NFA_RW_OP_I93_GET_MULTI_BLOCK_STATUS,
114
115    NFA_RW_OP_MAX
116};
117typedef UINT8 tNFA_RW_OP;
118
119/* Enumeration of parameter structios for nfa_rw operations */
120
121/* NFA_RW_OP_WRITE_NDEF params */
122typedef struct
123{
124    UINT32          len;
125    UINT8           *p_data;
126} tNFA_RW_OP_PARAMS_WRITE_NDEF;
127
128/* NFA_RW_OP_SEND_RAW_FRAME params */
129typedef struct
130{
131    BT_HDR          *p_data;
132} tNFA_RW_OP_PARAMS_SEND_RAW_FRAME;
133
134/* NFA_RW_OP_SET_TAG_RO params */
135typedef struct
136{
137    BOOLEAN         b_hard_lock;
138} tNFA_RW_OP_PARAMS_CONFIG_READ_ONLY;
139
140/* NFA_RW_OP_T1T_READ params */
141typedef struct
142{
143    UINT8           segment_number;
144    UINT8           block_number;
145    UINT8           index;
146} tNFA_RW_OP_PARAMS_T1T_READ;
147
148/* NFA_RW_OP_T1T_WRITE_E8,NFA_RW_OP_T1T_WRITE_NE8
149   NFA_RW_OP_T1T_WRITE_E, NFA_RW_OP_T1T_WRITE_NE params  */
150typedef struct
151{
152    BOOLEAN         b_erase;
153    UINT8           block_number;
154    UINT8           index;
155    UINT8           p_block_data[8];
156} tNFA_RW_OP_PARAMS_T1T_WRITE;
157
158/* NFA_RW_OP_T2T_READ params */
159typedef struct
160{
161    UINT8           block_number;
162} tNFA_RW_OP_PARAMS_T2T_READ;
163
164/* NFA_RW_OP_T2T_WRITE params */
165typedef struct
166{
167    UINT8           block_number;
168    UINT8           p_block_data[4];
169} tNFA_RW_OP_PARAMS_T2T_WRITE;
170
171/* NFA_RW_OP_T2T_SECTOR_SELECT params */
172typedef struct
173{
174    UINT8           sector_number;
175} tNFA_RW_OP_PARAMS_T2T_SECTOR_SELECT;
176
177/* NFA_RW_OP_T3T_READ params */
178typedef struct
179{
180    UINT8              num_blocks;
181    tNFA_T3T_BLOCK_DESC *p_block_desc;
182} tNFA_RW_OP_PARAMS_T3T_READ;
183
184/* NFA_RW_OP_T3T_WRITE params */
185typedef struct
186{
187    UINT8               num_blocks;
188    tNFA_T3T_BLOCK_DESC *p_block_desc;
189    UINT8               *p_block_data;
190} tNFA_RW_OP_PARAMS_T3T_WRITE;
191
192/* NFA_RW_OP_I93_XXX params */
193typedef struct
194{
195    BOOLEAN             uid_present;
196    UINT8               uid[I93_UID_BYTE_LEN];
197    BOOLEAN             afi_present;
198    UINT8               afi;
199    UINT8               dsfid;
200    UINT16              first_block_number;
201    UINT16              number_blocks;
202    UINT8              *p_data;
203} tNFA_RW_OP_PARAMS_I93_CMD;
204
205/* Union of params for all reader/writer operations */
206typedef union
207{
208    /* params for NFA_RW_OP_WRITE_NDEF */
209    tNFA_RW_OP_PARAMS_WRITE_NDEF        write_ndef;
210
211    /* params for NFA_RW_OP_SEND_RAW_FRAME */
212    tNFA_RW_OP_PARAMS_SEND_RAW_FRAME    send_raw_frame;
213
214    /* params for NFA_RW_OP_SET_TAG_RO */
215    tNFA_RW_OP_PARAMS_CONFIG_READ_ONLY  set_readonly;
216
217    /* params for NFA_RW_OP_T2T_READ and NFA_RW_OP_T1T_WRITE */
218    tNFA_RW_OP_PARAMS_T1T_READ          t1t_read;
219    tNFA_RW_OP_PARAMS_T1T_WRITE         t1t_write;
220
221    /* params for NFA_RW_OP_T2T_READ,NFA_RW_OP_T2T_WRITE and NFA_RW_OP_T2T_SECTOR_SELECT */
222    tNFA_RW_OP_PARAMS_T2T_READ          t2t_read;
223    tNFA_RW_OP_PARAMS_T2T_WRITE         t2t_write;
224    tNFA_RW_OP_PARAMS_T2T_SECTOR_SELECT t2t_sector_select;
225
226    /* params for NFA_RW_OP_T3T_READ and NFA_RW_OP_T3T_WRITE */
227    tNFA_RW_OP_PARAMS_T3T_READ          t3t_read;
228    tNFA_RW_OP_PARAMS_T3T_WRITE         t3t_write;
229
230    /* params for ISO 15693 */
231    tNFA_RW_OP_PARAMS_I93_CMD           i93_cmd;
232
233} tNFA_RW_OP_PARAMS;
234
235/* data type for NFA_RW_op_req_EVT */
236typedef struct
237{
238    BT_HDR              hdr;
239    tNFA_RW_OP          op;     /* NFA RW operation */
240    tNFA_RW_OP_PARAMS   params;
241} tNFA_RW_OPERATION;
242
243/* data type for NFA_RW_ACTIVATE_NTF */
244typedef struct
245{
246    BT_HDR              hdr;
247    tNFC_ACTIVATE_DEVT  *p_activate_params; /* Data from NFC_ACTIVATE_DEVT      */
248    BOOLEAN             excl_rf_not_active; /* TRUE if not in exclusive RF mode */
249} tNFA_RW_ACTIVATE_NTF;
250
251/* union of all data types */
252typedef union
253{
254    /* GKI event buffer header */
255    BT_HDR                  hdr;
256    tNFA_RW_OPERATION       op_req;
257    tNFA_RW_ACTIVATE_NTF    activate_ntf;
258} tNFA_RW_MSG;
259
260/* NDEF detection status */
261enum
262{
263    NFA_RW_NDEF_ST_UNKNOWN =0,      /* NDEF detection not performed yet */
264    NFA_RW_NDEF_ST_TRUE,            /* Tag is NDEF */
265    NFA_RW_NDEF_ST_FALSE            /* Tag is not NDEF */
266};
267typedef UINT8 tNFA_RW_NDEF_ST;
268
269/* flags for RW control block */
270#define NFA_RW_FL_NOT_EXCL_RF_MODE              0x01    /* Activation while not in exclusive RF mode                                */
271#define NFA_RW_FL_AUTO_PRESENCE_CHECK_BUSY      0x02    /* Waiting for response from tag for auto-presence check                    */
272#define NFA_RW_FL_TAG_IS_READONLY               0x04    /* Read only tag                                                            */
273#define NFA_RW_FL_ACTIVATION_NTF_PENDING        0x08    /* Busy retrieving additional tag information                               */
274#define NFA_RW_FL_API_BUSY                      0x10    /* Tag operation is in progress                                             */
275#define NFA_RW_FL_ACTIVATED                     0x20    /* Tag is been activated                                                    */
276
277/* NFA RW control block */
278typedef struct
279{
280    tNFA_RW_OP      cur_op;         /* Current operation */
281
282    TIMER_LIST_ENT  tle;            /* list entry for nfa_rw timer */
283    tNFA_RW_MSG     *p_pending_msg; /* Pending API (if busy performing presence check) */
284
285    /* Tag info */
286    tNFC_PROTOCOL   protocol;
287    UINT8           pa_sel_res;
288    BOOLEAN         b_hard_lock;
289
290    tNFA_RW_MSG     *p_buffer_rw_msg; /* Buffer to hold incoming cmd while reading tag id */
291
292    /* TLV info */
293    tNFA_RW_TLV_ST  tlv_st;         /* TLV detection status */
294
295    /* NDEF info */
296    tNFA_RW_NDEF_ST ndef_st;        /* NDEF detection status */
297    UINT32          ndef_max_size;  /* max number of bytes available for NDEF data */
298    UINT32          ndef_cur_size;  /* current size of stored NDEF data (in bytes) */
299    UINT8           *p_ndef_buf;
300    UINT32          ndef_rd_offset; /* current read-offset of incoming NDEF data */
301
302    /* Current NDEF Write info */
303    UINT8           *p_ndef_wr_buf; /* Pointer to NDEF data being written */
304    UINT32          ndef_wr_len;    /* Length of NDEF data being written */
305
306    /* Flags (see defintions for NFA_RW_FL_* ) */
307    UINT8           flags;
308
309    /* ISO 15693 tag memory information */
310    UINT16          i93_afi_location;
311    UINT8           i93_dsfid;
312    UINT8           i93_block_size;
313    UINT16          i93_num_block;
314    UINT8           i93_uid[I93_UID_BYTE_LEN];
315} tNFA_RW_CB;
316extern tNFA_RW_CB nfa_rw_cb;
317
318
319
320/* type definition for action functions */
321typedef BOOLEAN (*tNFA_RW_ACTION) (tNFA_RW_MSG *p_data);
322
323/* Internal nfa_rw function prototypes */
324extern void    nfa_rw_stop_presence_check_timer (void);
325
326/* Action function prototypes */
327extern BOOLEAN nfa_rw_handle_op_req (tNFA_RW_MSG *p_data);
328extern BOOLEAN nfa_rw_activate_ntf (tNFA_RW_MSG *p_data);
329extern BOOLEAN nfa_rw_deactivate_ntf (tNFA_RW_MSG *p_data);
330extern BOOLEAN nfa_rw_presence_check_tick (tNFA_RW_MSG *p_data);
331extern void    nfa_rw_handle_presence_check_rsp (tNFC_STATUS status);
332extern void    nfa_rw_command_complete (void);
333extern BOOLEAN nfa_rw_handle_event (BT_HDR *p_msg);
334
335extern void    nfa_rw_free_ndef_rx_buf (void);
336extern void    nfa_rw_sys_disable (void);
337
338#endif /* NFA_DM_INT_H */
339
340