1/******************************************************************************
2 *
3 *  Copyright (C) 2003-2014 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 *
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_PRESENCE_CHECK_TIMEOUT_EVT,
60    NFA_RW_MAX_EVT
61};
62
63
64
65/* BTA_RW operations */
66enum
67{
68    NFA_RW_OP_DETECT_NDEF,
69    NFA_RW_OP_READ_NDEF,
70    NFA_RW_OP_WRITE_NDEF,
71    NFA_RW_OP_PRESENCE_CHECK,
72    NFA_RW_OP_FORMAT_TAG,
73    NFA_RW_OP_SEND_RAW_FRAME,
74
75    /* Exclusive Type-1,Type-2 tag operations */
76    NFA_RW_OP_DETECT_LOCK_TLV,
77    NFA_RW_OP_DETECT_MEM_TLV,
78    NFA_RW_OP_SET_TAG_RO,
79
80    /* Exclusive Type-1 tag operations */
81    NFA_RW_OP_T1T_RID,
82    NFA_RW_OP_T1T_RALL,
83    NFA_RW_OP_T1T_READ,
84    NFA_RW_OP_T1T_WRITE,
85    NFA_RW_OP_T1T_RSEG,
86    NFA_RW_OP_T1T_READ8,
87    NFA_RW_OP_T1T_WRITE8,
88
89    /* Exclusive Type-2 tag operations */
90    NFA_RW_OP_T2T_READ,
91    NFA_RW_OP_T2T_WRITE,
92    NFA_RW_OP_T2T_SECTOR_SELECT,
93
94    /* Exclusive Type-3 tag operations */
95    NFA_RW_OP_T3T_READ,
96    NFA_RW_OP_T3T_WRITE,
97    NFA_RW_OP_T3T_GET_SYSTEM_CODES,
98
99    /* Exclusive ISO 15693 tag operations */
100    NFA_RW_OP_I93_INVENTORY,
101    NFA_RW_OP_I93_STAY_QUIET,
102    NFA_RW_OP_I93_READ_SINGLE_BLOCK,
103    NFA_RW_OP_I93_WRITE_SINGLE_BLOCK,
104    NFA_RW_OP_I93_LOCK_BLOCK,
105    NFA_RW_OP_I93_READ_MULTI_BLOCK,
106    NFA_RW_OP_I93_WRITE_MULTI_BLOCK,
107    NFA_RW_OP_I93_SELECT,
108    NFA_RW_OP_I93_RESET_TO_READY,
109    NFA_RW_OP_I93_WRITE_AFI,
110    NFA_RW_OP_I93_LOCK_AFI,
111    NFA_RW_OP_I93_WRITE_DSFID,
112    NFA_RW_OP_I93_LOCK_DSFID,
113    NFA_RW_OP_I93_GET_SYS_INFO,
114    NFA_RW_OP_I93_GET_MULTI_BLOCK_STATUS,
115
116    NFA_RW_OP_MAX
117};
118typedef UINT8 tNFA_RW_OP;
119
120/* Enumeration of parameter structios for nfa_rw operations */
121
122/* NFA_RW_OP_WRITE_NDEF params */
123typedef struct
124{
125    UINT32          len;
126    UINT8           *p_data;
127} tNFA_RW_OP_PARAMS_WRITE_NDEF;
128
129/* NFA_RW_OP_SEND_RAW_FRAME params */
130typedef struct
131{
132    BT_HDR          *p_data;
133} tNFA_RW_OP_PARAMS_SEND_RAW_FRAME;
134
135/* NFA_RW_OP_SET_TAG_RO params */
136typedef struct
137{
138    BOOLEAN         b_hard_lock;
139} tNFA_RW_OP_PARAMS_CONFIG_READ_ONLY;
140
141/* NFA_RW_OP_T1T_READ params */
142typedef struct
143{
144    UINT8           segment_number;
145    UINT8           block_number;
146    UINT8           index;
147} tNFA_RW_OP_PARAMS_T1T_READ;
148
149/* NFA_RW_OP_T1T_WRITE_E8,NFA_RW_OP_T1T_WRITE_NE8
150   NFA_RW_OP_T1T_WRITE_E, NFA_RW_OP_T1T_WRITE_NE params  */
151typedef struct
152{
153    BOOLEAN         b_erase;
154    UINT8           block_number;
155    UINT8           index;
156    UINT8           p_block_data[8];
157} tNFA_RW_OP_PARAMS_T1T_WRITE;
158
159/* NFA_RW_OP_T2T_READ params */
160typedef struct
161{
162    UINT8           block_number;
163} tNFA_RW_OP_PARAMS_T2T_READ;
164
165/* NFA_RW_OP_T2T_WRITE params */
166typedef struct
167{
168    UINT8           block_number;
169    UINT8           p_block_data[4];
170} tNFA_RW_OP_PARAMS_T2T_WRITE;
171
172/* NFA_RW_OP_T2T_SECTOR_SELECT params */
173typedef struct
174{
175    UINT8           sector_number;
176} tNFA_RW_OP_PARAMS_T2T_SECTOR_SELECT;
177
178/* NFA_RW_OP_T3T_READ params */
179typedef struct
180{
181    UINT8              num_blocks;
182    tNFA_T3T_BLOCK_DESC *p_block_desc;
183} tNFA_RW_OP_PARAMS_T3T_READ;
184
185/* NFA_RW_OP_T3T_WRITE params */
186typedef struct
187{
188    UINT8               num_blocks;
189    tNFA_T3T_BLOCK_DESC *p_block_desc;
190    UINT8               *p_block_data;
191} tNFA_RW_OP_PARAMS_T3T_WRITE;
192
193/* NFA_RW_OP_I93_XXX params */
194typedef struct
195{
196    BOOLEAN             uid_present;
197    UINT8               uid[I93_UID_BYTE_LEN];
198    BOOLEAN             afi_present;
199    UINT8               afi;
200    UINT8               dsfid;
201    UINT16              first_block_number;
202    UINT16              number_blocks;
203    UINT8              *p_data;
204} tNFA_RW_OP_PARAMS_I93_CMD;
205
206/* Union of params for all reader/writer operations */
207typedef union
208{
209    /* params for NFA_RW_OP_WRITE_NDEF */
210    tNFA_RW_OP_PARAMS_WRITE_NDEF        write_ndef;
211
212    /* params for NFA_RW_OP_SEND_RAW_FRAME */
213    tNFA_RW_OP_PARAMS_SEND_RAW_FRAME    send_raw_frame;
214
215    /* params for NFA_RW_OP_SET_TAG_RO */
216    tNFA_RW_OP_PARAMS_CONFIG_READ_ONLY  set_readonly;
217
218    /* params for NFA_RW_OP_T2T_READ and NFA_RW_OP_T1T_WRITE */
219    tNFA_RW_OP_PARAMS_T1T_READ          t1t_read;
220    tNFA_RW_OP_PARAMS_T1T_WRITE         t1t_write;
221
222    /* params for NFA_RW_OP_T2T_READ,NFA_RW_OP_T2T_WRITE and NFA_RW_OP_T2T_SECTOR_SELECT */
223    tNFA_RW_OP_PARAMS_T2T_READ          t2t_read;
224    tNFA_RW_OP_PARAMS_T2T_WRITE         t2t_write;
225    tNFA_RW_OP_PARAMS_T2T_SECTOR_SELECT t2t_sector_select;
226
227    /* params for NFA_RW_OP_T3T_READ and NFA_RW_OP_T3T_WRITE */
228    tNFA_RW_OP_PARAMS_T3T_READ          t3t_read;
229    tNFA_RW_OP_PARAMS_T3T_WRITE         t3t_write;
230
231    /* params for NFA_RW_OP_PRESENCE_CHECK */
232    tNFA_RW_PRES_CHK_OPTION             option;
233
234    /* params for ISO 15693 */
235    tNFA_RW_OP_PARAMS_I93_CMD           i93_cmd;
236
237} tNFA_RW_OP_PARAMS;
238
239/* data type for NFA_RW_op_req_EVT */
240typedef struct
241{
242    BT_HDR              hdr;
243    tNFA_RW_OP          op;     /* NFA RW operation */
244    tNFA_RW_OP_PARAMS   params;
245} tNFA_RW_OPERATION;
246
247/* data type for NFA_RW_ACTIVATE_NTF */
248typedef struct
249{
250    BT_HDR              hdr;
251    tNFC_ACTIVATE_DEVT  *p_activate_params; /* Data from NFC_ACTIVATE_DEVT      */
252    BOOLEAN             excl_rf_not_active; /* TRUE if not in exclusive RF mode */
253} tNFA_RW_ACTIVATE_NTF;
254
255/* union of all data types */
256typedef union
257{
258    /* GKI event buffer header */
259    BT_HDR                  hdr;
260    tNFA_RW_OPERATION       op_req;
261    tNFA_RW_ACTIVATE_NTF    activate_ntf;
262} tNFA_RW_MSG;
263
264/* NDEF detection status */
265enum
266{
267    NFA_RW_NDEF_ST_UNKNOWN =0,      /* NDEF detection not performed yet */
268    NFA_RW_NDEF_ST_TRUE,            /* Tag is NDEF */
269    NFA_RW_NDEF_ST_FALSE            /* Tag is not NDEF */
270};
271typedef UINT8 tNFA_RW_NDEF_ST;
272
273/* flags for RW control block */
274#define NFA_RW_FL_NOT_EXCL_RF_MODE              0x01    /* Activation while not in exclusive RF mode                                */
275#define NFA_RW_FL_AUTO_PRESENCE_CHECK_BUSY      0x02    /* Waiting for response from tag for auto-presence check                    */
276#define NFA_RW_FL_TAG_IS_READONLY               0x04    /* Read only tag                                                            */
277#define NFA_RW_FL_ACTIVATION_NTF_PENDING        0x08    /* Busy retrieving additional tag information                               */
278#define NFA_RW_FL_API_BUSY                      0x10    /* Tag operation is in progress                                             */
279#define NFA_RW_FL_ACTIVATED                     0x20    /* Tag is been activated                                                    */
280#define NFA_RW_FL_NDEF_OK                       0x40    /* NDEF DETECTed OK                                                         */
281
282/* NFA RW control block */
283typedef struct
284{
285    tNFA_RW_OP      cur_op;         /* Current operation */
286
287    TIMER_LIST_ENT  tle;            /* list entry for nfa_rw timer */
288    tNFA_RW_MSG     *p_pending_msg; /* Pending API (if busy performing presence check) */
289
290    /* Tag info */
291    tNFC_PROTOCOL   protocol;
292    tNFC_INTF_TYPE  intf_type;
293    UINT8           pa_sel_res;
294    tNFC_RF_TECH_N_MODE  activated_tech_mode;    /* activated technology and mode */
295
296    BOOLEAN         b_hard_lock;
297
298    tNFA_RW_MSG     *p_buffer_rw_msg; /* Buffer to hold incoming cmd while reading tag id */
299
300    /* TLV info */
301    tNFA_RW_TLV_ST  tlv_st;         /* TLV detection status */
302
303    /* NDEF info */
304    tNFA_RW_NDEF_ST ndef_st;        /* NDEF detection status */
305    UINT32          ndef_max_size;  /* max number of bytes available for NDEF data */
306    UINT32          ndef_cur_size;  /* current size of stored NDEF data (in bytes) */
307    UINT8           *p_ndef_buf;
308    UINT32          ndef_rd_offset; /* current read-offset of incoming NDEF data */
309
310    /* Current NDEF Write info */
311    UINT8           *p_ndef_wr_buf; /* Pointer to NDEF data being written */
312    UINT32          ndef_wr_len;    /* Length of NDEF data being written */
313
314    /* Reactivating type 2 tag after NACK rsp */
315    tRW_EVENT       halt_event;     /* Event ID from stack after NACK response */
316    tRW_DATA        rw_data;        /* Event Data from stack after NACK response */
317    BOOLEAN         skip_dyn_locks; /* To skip reading dynamic locks during NDEF Detect */
318
319    /* Flags (see defintions for NFA_RW_FL_* ) */
320    UINT8           flags;
321
322    /* ISO 15693 tag memory information */
323    UINT16          i93_afi_location;
324    UINT8           i93_dsfid;
325    UINT8           i93_block_size;
326    UINT16          i93_num_block;
327    UINT8           i93_uid[I93_UID_BYTE_LEN];
328} tNFA_RW_CB;
329extern tNFA_RW_CB nfa_rw_cb;
330
331
332
333/* type definition for action functions */
334typedef BOOLEAN (*tNFA_RW_ACTION) (tNFA_RW_MSG *p_data);
335
336/* Internal nfa_rw function prototypes */
337extern void    nfa_rw_stop_presence_check_timer (void);
338
339/* Action function prototypes */
340extern BOOLEAN nfa_rw_handle_op_req (tNFA_RW_MSG *p_data);
341extern BOOLEAN nfa_rw_activate_ntf (tNFA_RW_MSG *p_data);
342extern BOOLEAN nfa_rw_deactivate_ntf (tNFA_RW_MSG *p_data);
343extern BOOLEAN nfa_rw_presence_check_tick (tNFA_RW_MSG *p_data);
344extern BOOLEAN nfa_rw_presence_check_timeout (tNFA_RW_MSG *p_data);
345extern void    nfa_rw_handle_sleep_wakeup_rsp (tNFC_STATUS status);
346extern void    nfa_rw_handle_presence_check_rsp (tNFC_STATUS status);
347extern void    nfa_rw_command_complete (void);
348extern BOOLEAN nfa_rw_handle_event (BT_HDR *p_msg);
349
350extern void    nfa_rw_free_ndef_rx_buf (void);
351extern void    nfa_rw_sys_disable (void);
352
353#endif /* NFA_DM_INT_H */
354
355