The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1 | /****************************************************************************** |
| 2 | * |
Evan Chu | e9629ba | 2014-01-31 11:18:47 -0500 | [diff] [blame] | 3 | * Copyright (C) 2010-2014 Broadcom Corporation |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 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 implementation for Type 3 tag in Reader/Writer |
| 22 | * mode. |
| 23 | * |
| 24 | ******************************************************************************/ |
| 25 | #include <string.h> |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 26 | #include "bt_types.h" |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 27 | #include "nfc_target.h" |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 28 | #include "trace_api.h" |
| 29 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 30 | #include "gki.h" |
| 31 | #include "nci_hmsgs.h" |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 32 | #include "nfc_api.h" |
| 33 | #include "nfc_int.h" |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 34 | #include "rw_api.h" |
| 35 | #include "rw_int.h" |
| 36 | #include "tags_int.h" |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 37 | |
| 38 | /* Definitions for constructing t3t command messages */ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 39 | #define RW_T3T_FL_PADDING 0x01 /* Padding needed for last NDEF block */ |
| 40 | /* Maximum number of NDEF blocks updates that can fit into one command (when all |
| 41 | * block-numbers are < 256) */ |
Ruchi Kandoi | 46e6e28 | 2017-01-30 14:26:10 -0800 | [diff] [blame] | 42 | #define RW_T3T_MAX_NDEF_BLOCKS_PER_UPDATE_1_BYTE_FORMAT (13) |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 43 | /* Maximum number of NDEF blocks updates that can fit into one command (when all |
| 44 | * block-numbers are >= 256) */ |
Ruchi Kandoi | 46e6e28 | 2017-01-30 14:26:10 -0800 | [diff] [blame] | 45 | #define RW_T3T_MAX_NDEF_BLOCKS_PER_UPDATE_2_BYTE_FORMAT (12) |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 46 | |
| 47 | /* Definitions for SENSF_RES */ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 48 | /* Offset of RD in SENSF_RES from NCI_POLL NTF (includes 1 byte SENSF_RES |
| 49 | * length) */ |
Ruchi Kandoi | 46e6e28 | 2017-01-30 14:26:10 -0800 | [diff] [blame] | 50 | #define RW_T3T_SENSF_RES_RD_OFFSET 17 |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 51 | #define RW_T3T_SENSF_RES_RD_LEN 2 /* Size of RD in SENSF_RES */ |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 52 | |
| 53 | /* Timeout definitions for commands */ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 54 | #define RW_T3T_POLL_CMD_TIMEOUT_TICKS \ |
| 55 | ((RW_T3T_TOUT_RESP * 2 * QUICK_TIMER_TICKS_PER_SEC) / 1000) |
| 56 | #define RW_T3T_DEFAULT_CMD_TIMEOUT_TICKS \ |
| 57 | ((RW_T3T_TOUT_RESP * QUICK_TIMER_TICKS_PER_SEC) / 1000) |
| 58 | #define RW_T3T_RAW_FRAME_CMD_TIMEOUT_TICKS \ |
| 59 | (RW_T3T_DEFAULT_CMD_TIMEOUT_TICKS * 4) |
| 60 | #define RW_T3T_MIN_TIMEOUT_TICKS 10 |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 61 | |
| 62 | /* Macro to extract major version from NDEF version byte */ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 63 | #define T3T_GET_MAJOR_VERSION(ver) (ver >> 4) |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 64 | |
| 65 | /* Enumeration of API commands */ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 66 | enum { |
| 67 | RW_T3T_CMD_DETECT_NDEF, |
| 68 | RW_T3T_CMD_CHECK_NDEF, |
| 69 | RW_T3T_CMD_UPDATE_NDEF, |
| 70 | RW_T3T_CMD_CHECK, |
| 71 | RW_T3T_CMD_UPDATE, |
| 72 | RW_T3T_CMD_SEND_RAW_FRAME, |
| 73 | RW_T3T_CMD_GET_SYSTEM_CODES, |
| 74 | RW_T3T_CMD_FORMAT, |
| 75 | RW_T3T_CMD_SET_READ_ONLY_SOFT, |
| 76 | RW_T3T_CMD_SET_READ_ONLY_HARD, |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 77 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 78 | RW_T3T_CMD_MAX |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 79 | }; |
| 80 | |
| 81 | /* RW_CBACK events corresponding to API comands */ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 82 | const uint8_t rw_t3t_api_res_evt[RW_T3T_CMD_MAX] = { |
| 83 | RW_T3T_NDEF_DETECT_EVT, /* RW_T3T_CMD_DETECT_NDEF */ |
| 84 | RW_T3T_CHECK_CPLT_EVT, /* RW_T3T_CMD_CHECK_NDEF */ |
| 85 | RW_T3T_UPDATE_CPLT_EVT, /* RW_T3T_CMD_UPDATE_NDEF */ |
| 86 | RW_T3T_CHECK_CPLT_EVT, /* RW_T3T_CMD_CHECK */ |
| 87 | RW_T3T_UPDATE_CPLT_EVT, /* RW_T3T_CMD_UPDATE */ |
| 88 | RW_T3T_RAW_FRAME_EVT, /* RW_T3T_CMD_SEND_RAW_FRAME */ |
| 89 | RW_T3T_GET_SYSTEM_CODES_EVT, /* RW_T3T_CMD_GET_SYSTEM_CODES */ |
| 90 | RW_T3T_FORMAT_CPLT_EVT, /* RW_T3T_CMD_FORMAT */ |
| 91 | RW_T3T_SET_READ_ONLY_CPLT_EVT /* RW_T3T_CMD_SET_READ_ONLY */ |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 92 | }; |
| 93 | |
| 94 | /* States */ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 95 | enum { |
| 96 | RW_T3T_STATE_NOT_ACTIVATED, |
| 97 | RW_T3T_STATE_IDLE, |
| 98 | RW_T3T_STATE_COMMAND_PENDING |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 99 | }; |
| 100 | |
| 101 | /* Sub-states */ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 102 | enum { |
| 103 | /* Sub states for formatting Felica-Lite */ |
| 104 | RW_T3T_FMT_SST_POLL_FELICA_LITE, /* Waiting for POLL Felica-Lite response (for |
| 105 | formatting) */ |
| 106 | RW_T3T_FMT_SST_CHECK_MC_BLK, /* Waiting for Felica-Lite MC (MemoryControl) |
| 107 | block-read to complete */ |
| 108 | RW_T3T_FMT_SST_UPDATE_MC_BLK, /* Waiting for Felica-Lite MC (MemoryControl) |
| 109 | block-write to complete */ |
| 110 | RW_T3T_FMT_SST_UPDATE_NDEF_ATTRIB, /* Waiting for NDEF attribute block-write |
| 111 | to complete */ |
Martijn Coenen | 5c65c3a | 2013-03-27 13:23:36 -0700 | [diff] [blame] | 112 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 113 | /* Sub states for setting Felica-Lite read only */ |
| 114 | RW_T3T_SRO_SST_POLL_FELICA_LITE, /* Waiting for POLL Felica-Lite response (for |
| 115 | setting read only) */ |
| 116 | RW_T3T_SRO_SST_UPDATE_NDEF_ATTRIB, /* Waiting for NDEF attribute block-write |
| 117 | to complete */ |
| 118 | RW_T3T_SRO_SST_CHECK_MC_BLK, /* Waiting for Felica-Lite MC (MemoryControl) |
| 119 | block-read to complete */ |
| 120 | RW_T3T_SRO_SST_UPDATE_MC_BLK /* Waiting for Felica-Lite MC (MemoryControl) |
| 121 | block-write to complete */ |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 122 | }; |
| 123 | |
| 124 | #if (BT_TRACE_VERBOSE == TRUE) |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 125 | static char* rw_t3t_cmd_str(uint8_t cmd_id); |
| 126 | static char* rw_t3t_state_str(uint8_t state_id); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 127 | #endif |
| 128 | |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 129 | /* Local static functions */ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 130 | static void rw_t3t_update_ndef_flag(uint8_t* p_flag); |
| 131 | static tNFC_STATUS rw_t3t_unselect(uint8_t peer_nfcid2[]); |
| 132 | static NFC_HDR* rw_t3t_get_cmd_buf(void); |
| 133 | static tNFC_STATUS rw_t3t_send_to_lower(NFC_HDR* p_msg); |
| 134 | static void rw_t3t_handle_get_system_codes_cplt(void); |
| 135 | static void rw_t3t_handle_get_sc_poll_rsp(tRW_T3T_CB* p_cb, uint8_t nci_status, |
| 136 | uint8_t num_responses, |
| 137 | uint8_t sensf_res_buf_size, |
| 138 | uint8_t* p_sensf_res_buf); |
| 139 | static void rw_t3t_handle_ndef_detect_poll_rsp(tRW_T3T_CB* p_cb, |
| 140 | uint8_t nci_status, |
| 141 | uint8_t num_responses, |
| 142 | uint8_t sensf_res_buf_size, |
| 143 | uint8_t* p_sensf_res_buf); |
| 144 | static void rw_t3t_handle_fmt_poll_rsp(tRW_T3T_CB* p_cb, uint8_t nci_status, |
| 145 | uint8_t num_responses, |
| 146 | uint8_t sensf_res_buf_size, |
| 147 | uint8_t* p_sensf_res_buf); |
| 148 | static void rw_t3t_handle_sro_poll_rsp(tRW_T3T_CB* p_cb, uint8_t nci_status, |
| 149 | uint8_t num_responses, |
| 150 | uint8_t sensf_res_buf_size, |
| 151 | uint8_t* p_sensf_res_buf); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 152 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 153 | /* Default NDEF attribute information block (used when formatting Felica-Lite |
| 154 | * tags) */ |
Ruchi Kandoi | 46e6e28 | 2017-01-30 14:26:10 -0800 | [diff] [blame] | 155 | /* NBr (max block reads per cmd)*/ |
| 156 | #define RW_T3T_DEFAULT_FELICALITE_NBR 4 |
| 157 | /* NBw (max block write per cmd)*/ |
| 158 | #define RW_T3T_DEFAULT_FELICALITE_NBW 1 |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 159 | #define RW_T3T_DEFAULT_FELICALITE_NMAXB (T3T_FELICALITE_NMAXB) |
| 160 | #define RW_T3T_DEFAULT_FELICALITE_ATTRIB_INFO_CHECKSUM \ |
| 161 | ((T3T_MSG_NDEF_VERSION + RW_T3T_DEFAULT_FELICALITE_NBR + \ |
| 162 | RW_T3T_DEFAULT_FELICALITE_NBW + (RW_T3T_DEFAULT_FELICALITE_NMAXB >> 8) + \ |
| 163 | (RW_T3T_DEFAULT_FELICALITE_NMAXB & 0xFF) + T3T_MSG_NDEF_WRITEF_OFF + \ |
| 164 | T3T_MSG_NDEF_RWFLAG_RW) & \ |
| 165 | 0xFFFF) |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 166 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 167 | const uint8_t rw_t3t_default_attrib_info[T3T_MSG_BLOCKSIZE] = { |
| 168 | T3T_MSG_NDEF_VERSION, /* Ver */ |
| 169 | RW_T3T_DEFAULT_FELICALITE_NBR, /* NBr (max block reads per cmd)*/ |
| 170 | RW_T3T_DEFAULT_FELICALITE_NBW, /* NBw (max block write per cmd)*/ |
| 171 | (RW_T3T_DEFAULT_FELICALITE_NMAXB >> 8), /* Nmaxb (max size in blocks) */ |
| 172 | (RW_T3T_DEFAULT_FELICALITE_NMAXB & 0xFF), /* Nmaxb (max size in blocks) */ |
Love Khanna | c76c21d | 2017-02-27 18:20:08 +0530 | [diff] [blame^] | 173 | 0, 0, 0, 0, /* Unused */ |
| 174 | T3T_MSG_NDEF_WRITEF_OFF, /* WriteF */ |
| 175 | T3T_MSG_NDEF_RWFLAG_RW, /* RW Flag */ |
| 176 | 0, 0, 0, /* Ln (current size in bytes) */ |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 177 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 178 | (RW_T3T_DEFAULT_FELICALITE_ATTRIB_INFO_CHECKSUM >> |
| 179 | 8), /* checksum (high-byte) */ |
| 180 | (RW_T3T_DEFAULT_FELICALITE_ATTRIB_INFO_CHECKSUM & |
| 181 | 0xFF) /* checksum (low-byte) */ |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 182 | |
| 183 | }; |
| 184 | |
Sherry Smith | 818b56e | 2014-05-14 16:46:32 -0700 | [diff] [blame] | 185 | /* This is (T/t3t * 4^E) , E is the index of the array. The unit is .0001 ms */ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 186 | static const uint32_t rw_t3t_mrti_base[] = {302, 1208, 4832, 19328}; |
Sherry Smith | 818b56e | 2014-05-14 16:46:32 -0700 | [diff] [blame] | 187 | |
| 188 | /******************************************************************************* |
| 189 | ** |
| 190 | ** Function rw_t3t_check_timeout |
| 191 | ** |
| 192 | ** Description The timeout value is a + b * number_blocks) |
| 193 | ** |
| 194 | ** Returns timeout value in ticks |
| 195 | ** |
| 196 | *******************************************************************************/ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 197 | static uint32_t rw_t3t_check_timeout(uint16_t num_blocks) { |
| 198 | tRW_T3T_CB* p_cb = &rw_cb.tcb.t3t; |
| 199 | uint32_t timeout; |
| 200 | uint32_t extra; |
Sherry Smith | 67fe610 | 2014-06-02 11:01:54 -0700 | [diff] [blame] | 201 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 202 | timeout = (p_cb->check_tout_a + num_blocks * p_cb->check_tout_b) * |
| 203 | QUICK_TIMER_TICKS_PER_SEC / 1000000; |
| 204 | /* allow some extra time for driver */ |
| 205 | extra = (timeout / 10) + RW_T3T_MIN_TIMEOUT_TICKS; |
| 206 | timeout += extra; |
Sherry Smith | 67fe610 | 2014-06-02 11:01:54 -0700 | [diff] [blame] | 207 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 208 | return timeout; |
Sherry Smith | 818b56e | 2014-05-14 16:46:32 -0700 | [diff] [blame] | 209 | } |
| 210 | |
| 211 | /******************************************************************************* |
| 212 | ** |
| 213 | ** Function rw_t3t_update_timeout |
| 214 | ** |
| 215 | ** Description The timeout value is a + b * number_blocks) |
| 216 | ** |
| 217 | ** Returns timeout value in ticks |
| 218 | ** |
| 219 | *******************************************************************************/ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 220 | static uint32_t rw_t3t_update_timeout(uint16_t num_blocks) { |
| 221 | tRW_T3T_CB* p_cb = &rw_cb.tcb.t3t; |
| 222 | uint32_t timeout; |
| 223 | uint32_t extra; |
Sherry Smith | 67fe610 | 2014-06-02 11:01:54 -0700 | [diff] [blame] | 224 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 225 | timeout = (p_cb->update_tout_a + num_blocks * p_cb->update_tout_b) * |
| 226 | QUICK_TIMER_TICKS_PER_SEC / 1000000; |
| 227 | /* allow some extra time for driver */ |
| 228 | extra = (timeout / 10) + RW_T3T_MIN_TIMEOUT_TICKS; |
| 229 | timeout += extra; |
Sherry Smith | 67fe610 | 2014-06-02 11:01:54 -0700 | [diff] [blame] | 230 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 231 | return timeout; |
Sherry Smith | 818b56e | 2014-05-14 16:46:32 -0700 | [diff] [blame] | 232 | } |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 233 | /******************************************************************************* |
| 234 | ** |
| 235 | ** Function rw_t3t_process_error |
| 236 | ** |
| 237 | ** Description Process error (timeout or CRC error) |
| 238 | ** |
| 239 | ** Returns none |
| 240 | ** |
| 241 | *******************************************************************************/ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 242 | void rw_t3t_process_error(tNFC_STATUS status) { |
| 243 | tRW_T3T_CB* p_cb = &rw_cb.tcb.t3t; |
| 244 | uint8_t evt; |
| 245 | tRW_DATA evt_data; |
| 246 | NFC_HDR* p_cmd_buf; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 247 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 248 | if (p_cb->rw_state == RW_T3T_STATE_COMMAND_PENDING) { |
| 249 | if (p_cb->cur_cmd == RW_T3T_CMD_GET_SYSTEM_CODES) { |
| 250 | /* For GetSystemCode: tag did not respond to requested POLL */ |
| 251 | rw_t3t_handle_get_system_codes_cplt(); |
| 252 | return; |
| 253 | } |
| 254 | /* Retry sending command if retry-count < max */ |
| 255 | else if (rw_cb.cur_retry < RW_MAX_RETRIES) { |
| 256 | /* retry sending the command */ |
| 257 | rw_cb.cur_retry++; |
| 258 | |
| 259 | RW_TRACE_DEBUG2("T3T retransmission attempt %i of %i", rw_cb.cur_retry, |
| 260 | RW_MAX_RETRIES); |
| 261 | |
| 262 | /* allocate a new buffer for message */ |
Ruchi Kandoi | 0c515ae | 2017-01-30 17:48:41 -0800 | [diff] [blame] | 263 | p_cmd_buf = rw_t3t_get_cmd_buf(); |
| 264 | if (p_cmd_buf != NULL) { |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 265 | memcpy(p_cmd_buf, p_cb->p_cur_cmd_buf, |
| 266 | sizeof(NFC_HDR) + p_cb->p_cur_cmd_buf->offset + |
| 267 | p_cb->p_cur_cmd_buf->len); |
| 268 | |
| 269 | if (rw_t3t_send_to_lower(p_cmd_buf) == NFC_STATUS_OK) { |
| 270 | /* Start timer for waiting for response */ |
| 271 | nfc_start_quick_timer(&p_cb->timer, NFC_TTYPE_RW_T3T_RESPONSE, |
| 272 | p_cb->cur_tout); |
| 273 | return; |
| 274 | } else { |
| 275 | /* failure - could not send buffer */ |
| 276 | GKI_freebuf(p_cmd_buf); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 277 | } |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 278 | } |
| 279 | } else { |
| 280 | RW_TRACE_DEBUG1("T3T maximum retransmission attempts reached (%i)", |
| 281 | RW_MAX_RETRIES); |
| 282 | } |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 283 | |
Ruchi Kandoi | 303fec1 | 2016-12-14 13:22:38 -0800 | [diff] [blame] | 284 | #if (RW_STATS_INCLUDED == TRUE) |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 285 | /* update failure count */ |
| 286 | rw_main_update_fail_stats(); |
| 287 | #endif /* RW_STATS_INCLUDED */ |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 288 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 289 | p_cb->rw_state = RW_T3T_STATE_IDLE; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 290 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 291 | /* Notify app of result (if there was a pending command) */ |
| 292 | if (p_cb->cur_cmd < RW_T3T_CMD_MAX) { |
| 293 | /* If doing presence check, use status=NFC_STATUS_FAILED, otherwise |
| 294 | * NFC_STATUS_TIMEOUT */ |
| 295 | evt_data.status = status; |
| 296 | evt = rw_t3t_api_res_evt[p_cb->cur_cmd]; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 297 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 298 | /* Set additional flags for RW_T3T_NDEF_DETECT_EVT */ |
| 299 | if (evt == RW_T3T_NDEF_DETECT_EVT) { |
| 300 | evt_data.ndef.flags = RW_NDEF_FL_UNKNOWN; |
| 301 | rw_t3t_update_ndef_flag(&evt_data.ndef.flags); |
| 302 | } |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 303 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 304 | (*(rw_cb.p_cback))(evt, &evt_data); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 305 | } |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 306 | } else { |
| 307 | evt_data.status = status; |
| 308 | (*(rw_cb.p_cback))(RW_T3T_INTF_ERROR_EVT, &evt_data); |
| 309 | } |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 310 | } |
| 311 | |
| 312 | /******************************************************************************* |
| 313 | ** |
| 314 | ** Function rw_t3t_start_poll_timer |
| 315 | ** |
| 316 | ** Description Start the timer for T3T POLL Command |
| 317 | ** |
| 318 | ** Returns none |
| 319 | ** |
| 320 | *******************************************************************************/ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 321 | void rw_t3t_start_poll_timer(tRW_T3T_CB* p_cb) { |
| 322 | nfc_start_quick_timer(&p_cb->poll_timer, NFC_TTYPE_RW_T3T_RESPONSE, |
| 323 | RW_T3T_POLL_CMD_TIMEOUT_TICKS); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 324 | } |
| 325 | |
| 326 | /******************************************************************************* |
| 327 | ** |
| 328 | ** Function rw_t3t_handle_nci_poll_ntf |
| 329 | ** |
| 330 | ** Description Handle NCI_T3T_POLLING_NTF |
| 331 | ** |
| 332 | ** Returns none |
| 333 | ** |
| 334 | *******************************************************************************/ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 335 | void rw_t3t_handle_nci_poll_ntf(uint8_t nci_status, uint8_t num_responses, |
| 336 | uint8_t sensf_res_buf_size, |
| 337 | uint8_t* p_sensf_res_buf) { |
| 338 | tRW_DATA evt_data; |
| 339 | tRW_T3T_CB* p_cb = &rw_cb.tcb.t3t; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 340 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 341 | /* stop timer for poll response */ |
| 342 | nfc_stop_quick_timer(&p_cb->poll_timer); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 343 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 344 | /* Stop t3t timer (if started) */ |
| 345 | if (p_cb->flags & RW_T3T_FL_W4_PRESENCE_CHECK_POLL_RSP) { |
| 346 | p_cb->flags &= ~RW_T3T_FL_W4_PRESENCE_CHECK_POLL_RSP; |
| 347 | evt_data.status = nci_status; |
| 348 | p_cb->rw_state = RW_T3T_STATE_IDLE; |
| 349 | (*(rw_cb.p_cback))(RW_T3T_PRESENCE_CHECK_EVT, (tRW_DATA*)&evt_data); |
| 350 | } else if (p_cb->flags & RW_T3T_FL_W4_GET_SC_POLL_RSP) { |
| 351 | /* Handle POLL ntf in response to get system codes */ |
| 352 | p_cb->flags &= ~RW_T3T_FL_W4_GET_SC_POLL_RSP; |
| 353 | rw_t3t_handle_get_sc_poll_rsp(p_cb, nci_status, num_responses, |
| 354 | sensf_res_buf_size, p_sensf_res_buf); |
| 355 | } else if (p_cb->flags & RW_T3T_FL_W4_FMT_FELICA_LITE_POLL_RSP) { |
| 356 | /* Handle POLL ntf in response to get system codes */ |
| 357 | p_cb->flags &= ~RW_T3T_FL_W4_FMT_FELICA_LITE_POLL_RSP; |
| 358 | rw_t3t_handle_fmt_poll_rsp(p_cb, nci_status, num_responses, |
| 359 | sensf_res_buf_size, p_sensf_res_buf); |
| 360 | } else if (p_cb->flags & RW_T3T_FL_W4_SRO_FELICA_LITE_POLL_RSP) { |
| 361 | /* Handle POLL ntf in response to get system codes */ |
| 362 | p_cb->flags &= ~RW_T3T_FL_W4_SRO_FELICA_LITE_POLL_RSP; |
| 363 | rw_t3t_handle_sro_poll_rsp(p_cb, nci_status, num_responses, |
| 364 | sensf_res_buf_size, p_sensf_res_buf); |
| 365 | } else if (p_cb->flags & RW_T3T_FL_W4_NDEF_DETECT_POLL_RSP) { |
| 366 | /* Handle POLL ntf in response to ndef detection */ |
| 367 | p_cb->flags &= ~RW_T3T_FL_W4_NDEF_DETECT_POLL_RSP; |
| 368 | rw_t3t_handle_ndef_detect_poll_rsp(p_cb, nci_status, num_responses, |
| 369 | sensf_res_buf_size, p_sensf_res_buf); |
| 370 | } else { |
| 371 | /* Handle POLL ntf in response to RW_T3tPoll */ |
Ruchi Kandoi | 0c515ae | 2017-01-30 17:48:41 -0800 | [diff] [blame] | 372 | evt_data.t3t_poll.status = nci_status; |
| 373 | if (evt_data.t3t_poll.status == NCI_STATUS_OK) { |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 374 | evt_data.t3t_poll.rc = p_cb->cur_poll_rc; |
| 375 | evt_data.t3t_poll.response_num = num_responses; |
| 376 | evt_data.t3t_poll.response_bufsize = sensf_res_buf_size; |
| 377 | evt_data.t3t_poll.response_buf = p_sensf_res_buf; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 378 | } |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 379 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 380 | p_cb->rw_state = RW_T3T_STATE_IDLE; |
| 381 | (*(rw_cb.p_cback))(RW_T3T_POLL_EVT, &evt_data); |
| 382 | } |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 383 | } |
| 384 | |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 385 | /******************************************************************************* |
| 386 | ** |
| 387 | ** Function rw_t3t_handle_get_system_codes_cplt |
| 388 | ** |
| 389 | ** Description Notify upper layer of system codes |
| 390 | ** |
| 391 | ** Returns none |
| 392 | ** |
| 393 | *******************************************************************************/ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 394 | void rw_t3t_handle_get_system_codes_cplt(void) { |
| 395 | tRW_T3T_CB* p_cb = &rw_cb.tcb.t3t; |
| 396 | tRW_DATA evt_data; |
| 397 | uint8_t i; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 398 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 399 | evt_data.t3t_sc.status = NFC_STATUS_OK; |
| 400 | evt_data.t3t_sc.num_system_codes = p_cb->num_system_codes; |
| 401 | evt_data.t3t_sc.p_system_codes = p_cb->system_codes; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 402 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 403 | RW_TRACE_DEBUG1("rw_t3t_handle_get_system_codes_cplt, number of systems: %i", |
| 404 | evt_data.t3t_sc.num_system_codes); |
| 405 | for (i = 0; i < evt_data.t3t_sc.num_system_codes; i++) { |
| 406 | RW_TRACE_DEBUG2(" system %i: %04X", i, evt_data.t3t_sc.p_system_codes[i]); |
| 407 | } |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 408 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 409 | p_cb->rw_state = RW_T3T_STATE_IDLE; |
| 410 | (*(rw_cb.p_cback))(RW_T3T_GET_SYSTEM_CODES_EVT, &evt_data); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 411 | } |
| 412 | |
| 413 | /******************************************************************************* |
| 414 | ** |
| 415 | ** Function rw_t3t_format_cplt |
| 416 | ** |
| 417 | ** Description Notify upper layer of format complete |
| 418 | ** |
| 419 | ** Returns none |
| 420 | ** |
| 421 | *******************************************************************************/ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 422 | void rw_t3t_format_cplt(tNFC_STATUS status) { |
| 423 | tRW_T3T_CB* p_cb = &rw_cb.tcb.t3t; |
| 424 | tRW_DATA evt_data; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 425 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 426 | p_cb->rw_state = RW_T3T_STATE_IDLE; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 427 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 428 | /* Update ndef info */ |
| 429 | p_cb->ndef_attrib.status = status; |
| 430 | if (status == NFC_STATUS_OK) { |
| 431 | p_cb->ndef_attrib.version = T3T_MSG_NDEF_VERSION; |
| 432 | p_cb->ndef_attrib.nbr = RW_T3T_DEFAULT_FELICALITE_NBR; |
| 433 | p_cb->ndef_attrib.nbw = RW_T3T_DEFAULT_FELICALITE_NBW; |
| 434 | p_cb->ndef_attrib.nmaxb = RW_T3T_DEFAULT_FELICALITE_NMAXB; |
| 435 | p_cb->ndef_attrib.writef = T3T_MSG_NDEF_WRITEF_OFF; |
| 436 | p_cb->ndef_attrib.rwflag = T3T_MSG_NDEF_RWFLAG_RW; |
| 437 | p_cb->ndef_attrib.ln = 0; |
| 438 | } |
Martijn Coenen | 5c65c3a | 2013-03-27 13:23:36 -0700 | [diff] [blame] | 439 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 440 | /* Notify upper layer of format complete */ |
| 441 | evt_data.status = status; |
| 442 | (*(rw_cb.p_cback))(RW_T3T_FORMAT_CPLT_EVT, &evt_data); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 443 | } |
| 444 | |
| 445 | /******************************************************************************* |
| 446 | ** |
Martijn Coenen | 5c65c3a | 2013-03-27 13:23:36 -0700 | [diff] [blame] | 447 | ** Function rw_t3t_set_readonly_cplt |
| 448 | ** |
| 449 | ** Description Notify upper layer of set read only complete |
| 450 | ** |
| 451 | ** Returns none |
| 452 | ** |
| 453 | *******************************************************************************/ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 454 | void rw_t3t_set_readonly_cplt(tNFC_STATUS status) { |
| 455 | tRW_T3T_CB* p_cb = &rw_cb.tcb.t3t; |
| 456 | tRW_DATA evt_data; |
Martijn Coenen | 5c65c3a | 2013-03-27 13:23:36 -0700 | [diff] [blame] | 457 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 458 | p_cb->rw_state = RW_T3T_STATE_IDLE; |
Martijn Coenen | 5c65c3a | 2013-03-27 13:23:36 -0700 | [diff] [blame] | 459 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 460 | /* Notify upper layer of format complete */ |
| 461 | evt_data.status = status; |
| 462 | (*(rw_cb.p_cback))(RW_T3T_SET_READ_ONLY_CPLT_EVT, &evt_data); |
Martijn Coenen | 5c65c3a | 2013-03-27 13:23:36 -0700 | [diff] [blame] | 463 | } |
| 464 | |
| 465 | /******************************************************************************* |
| 466 | ** |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 467 | ** Function rw_t3t_process_timeout |
| 468 | ** |
| 469 | ** Description Process timeout |
| 470 | ** |
| 471 | ** Returns none |
| 472 | ** |
| 473 | *******************************************************************************/ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 474 | void rw_t3t_process_timeout(TIMER_LIST_ENT* p_tle) { |
| 475 | tRW_T3T_CB* p_cb = &rw_cb.tcb.t3t; |
| 476 | tRW_DATA evt_data; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 477 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 478 | /* Check which timer timed out */ |
| 479 | if (p_tle == &p_cb->timer) { |
| 480 | /* UPDATE/CHECK response timeout */ |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 481 | #if (BT_TRACE_VERBOSE == TRUE) |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 482 | RW_TRACE_ERROR3("T3T timeout. state=%s cur_cmd=0x%02X (%s)", |
| 483 | rw_t3t_state_str(rw_cb.tcb.t3t.rw_state), |
| 484 | rw_cb.tcb.t3t.cur_cmd, |
| 485 | rw_t3t_cmd_str(rw_cb.tcb.t3t.cur_cmd)); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 486 | #else |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 487 | RW_TRACE_ERROR2("T3T timeout. state=0x%02X cur_cmd=0x%02X", |
| 488 | rw_cb.tcb.t3t.rw_state, rw_cb.tcb.t3t.cur_cmd); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 489 | #endif |
| 490 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 491 | rw_t3t_process_error(NFC_STATUS_TIMEOUT); |
| 492 | } else { |
| 493 | RW_TRACE_ERROR0("T3T POLL timeout."); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 494 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 495 | /* POLL response timeout */ |
| 496 | if (p_cb->flags & RW_T3T_FL_W4_PRESENCE_CHECK_POLL_RSP) { |
| 497 | /* POLL timeout for presence check */ |
| 498 | p_cb->flags &= ~RW_T3T_FL_W4_PRESENCE_CHECK_POLL_RSP; |
| 499 | evt_data.status = NFC_STATUS_FAILED; |
| 500 | p_cb->rw_state = RW_T3T_STATE_IDLE; |
| 501 | (*(rw_cb.p_cback))(RW_T3T_PRESENCE_CHECK_EVT, (tRW_DATA*)&evt_data); |
| 502 | } else if (p_cb->flags & RW_T3T_FL_W4_GET_SC_POLL_RSP) { |
| 503 | /* POLL timeout for getting system codes */ |
| 504 | p_cb->flags &= ~RW_T3T_FL_W4_GET_SC_POLL_RSP; |
| 505 | rw_t3t_handle_get_system_codes_cplt(); |
| 506 | } else if (p_cb->flags & RW_T3T_FL_W4_FMT_FELICA_LITE_POLL_RSP) { |
| 507 | /* POLL timeout for formatting Felica Lite */ |
| 508 | p_cb->flags &= ~RW_T3T_FL_W4_FMT_FELICA_LITE_POLL_RSP; |
| 509 | RW_TRACE_ERROR0("Felica-Lite tag not detected"); |
| 510 | rw_t3t_format_cplt(NFC_STATUS_FAILED); |
| 511 | } else if (p_cb->flags & RW_T3T_FL_W4_SRO_FELICA_LITE_POLL_RSP) { |
| 512 | /* POLL timeout for configuring Felica Lite read only */ |
| 513 | p_cb->flags &= ~RW_T3T_FL_W4_SRO_FELICA_LITE_POLL_RSP; |
| 514 | RW_TRACE_ERROR0("Felica-Lite tag not detected"); |
| 515 | rw_t3t_set_readonly_cplt(NFC_STATUS_FAILED); |
| 516 | } else if (p_cb->flags & RW_T3T_FL_W4_NDEF_DETECT_POLL_RSP) { |
| 517 | /* POLL timeout for ndef detection */ |
| 518 | p_cb->flags &= ~RW_T3T_FL_W4_NDEF_DETECT_POLL_RSP; |
| 519 | rw_t3t_handle_ndef_detect_poll_rsp(p_cb, NFC_STATUS_TIMEOUT, 0, 0, NULL); |
| 520 | } else { |
| 521 | /* Timeout waiting for response for RW_T3tPoll */ |
| 522 | evt_data.t3t_poll.status = NFC_STATUS_FAILED; |
| 523 | p_cb->rw_state = RW_T3T_STATE_IDLE; |
| 524 | (*(rw_cb.p_cback))(RW_T3T_POLL_EVT, (tRW_DATA*)&evt_data); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 525 | } |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 526 | } |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 527 | } |
| 528 | |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 529 | /******************************************************************************* |
| 530 | ** |
| 531 | ** Function rw_t3t_process_frame_error |
| 532 | ** |
| 533 | ** Description Process frame crc error |
| 534 | ** |
| 535 | ** Returns none |
| 536 | ** |
| 537 | *******************************************************************************/ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 538 | void rw_t3t_process_frame_error(void) { |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 539 | #if (BT_TRACE_VERBOSE == TRUE) |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 540 | RW_TRACE_ERROR3("T3T frame error. state=%s cur_cmd=0x%02X (%s)", |
| 541 | rw_t3t_state_str(rw_cb.tcb.t3t.rw_state), |
| 542 | rw_cb.tcb.t3t.cur_cmd, rw_t3t_cmd_str(rw_cb.tcb.t3t.cur_cmd)); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 543 | #else |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 544 | RW_TRACE_ERROR2("T3T frame error. state=0x%02X cur_cmd=0x%02X", |
| 545 | rw_cb.tcb.t3t.rw_state, rw_cb.tcb.t3t.cur_cmd); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 546 | #endif |
| 547 | |
Ruchi Kandoi | 303fec1 | 2016-12-14 13:22:38 -0800 | [diff] [blame] | 548 | #if (RW_STATS_INCLUDED == TRUE) |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 549 | /* Update stats */ |
| 550 | rw_main_update_crc_error_stats(); |
| 551 | #endif /* RW_STATS_INCLUDED */ |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 552 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 553 | /* Process the error */ |
| 554 | rw_t3t_process_error(NFC_STATUS_MSG_CORRUPTED); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 555 | } |
| 556 | |
| 557 | /******************************************************************************* |
| 558 | ** |
| 559 | ** Function rw_t3t_send_to_lower |
| 560 | ** |
| 561 | ** Description Send command to lower layer |
| 562 | ** |
| 563 | ** Returns status of the send |
| 564 | ** |
| 565 | *******************************************************************************/ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 566 | tNFC_STATUS rw_t3t_send_to_lower(NFC_HDR* p_msg) { |
| 567 | uint8_t* p; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 568 | |
Ruchi Kandoi | 303fec1 | 2016-12-14 13:22:38 -0800 | [diff] [blame] | 569 | #if (RW_STATS_INCLUDED == TRUE) |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 570 | bool is_retry; |
| 571 | /* Update stats */ |
| 572 | rw_main_update_tx_stats(p_msg->len, ((rw_cb.cur_retry == 0) ? false : true)); |
| 573 | #endif /* RW_STATS_INCLUDED */ |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 574 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 575 | /* Set NFC-F SoD field (payload len + 1) */ |
| 576 | p_msg->offset -= 1; /* Point to SoD field */ |
| 577 | p = (uint8_t*)(p_msg + 1) + p_msg->offset; |
| 578 | UINT8_TO_STREAM(p, (p_msg->len + 1)); |
| 579 | p_msg->len += 1; /* Increment len to include SoD */ |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 580 | |
| 581 | #if (BT_TRACE_PROTOCOL == TRUE) |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 582 | DispT3TagMessage(p_msg, false); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 583 | #endif |
| 584 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 585 | return (NFC_SendData(NFC_RF_CONN_ID, p_msg)); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 586 | } |
| 587 | |
| 588 | /***************************************************************************** |
| 589 | ** |
| 590 | ** Function rw_t3t_get_cmd_buf |
| 591 | ** |
| 592 | ** Description Get a buffer for sending T3T messages |
| 593 | ** |
Ruchi Kandoi | 0a73688 | 2017-01-09 15:43:14 -0800 | [diff] [blame] | 594 | ** Returns NFC_HDR * |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 595 | ** |
| 596 | *****************************************************************************/ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 597 | NFC_HDR* rw_t3t_get_cmd_buf(void) { |
| 598 | NFC_HDR* p_cmd_buf; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 599 | |
Ruchi Kandoi | 0c515ae | 2017-01-30 17:48:41 -0800 | [diff] [blame] | 600 | p_cmd_buf = (NFC_HDR*)GKI_getpoolbuf(NFC_RW_POOL_ID); |
| 601 | if (p_cmd_buf != NULL) { |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 602 | /* Reserve offset for NCI_DATA_HDR and NFC-F Sod (LEN) field */ |
| 603 | p_cmd_buf->offset = NCI_MSG_OFFSET_SIZE + NCI_DATA_HDR_SIZE + 1; |
| 604 | p_cmd_buf->len = 0; |
| 605 | } |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 606 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 607 | return (p_cmd_buf); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 608 | } |
| 609 | |
| 610 | /***************************************************************************** |
| 611 | ** |
| 612 | ** Function rw_t3t_send_cmd |
| 613 | ** |
| 614 | ** Description Send command to tag, and start timer for response |
| 615 | ** |
| 616 | ** Returns tNFC_STATUS |
| 617 | ** |
| 618 | *****************************************************************************/ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 619 | tNFC_STATUS rw_t3t_send_cmd(tRW_T3T_CB* p_cb, uint8_t rw_t3t_cmd, |
| 620 | NFC_HDR* p_cmd_buf, uint32_t timeout_ticks) { |
| 621 | tNFC_STATUS retval; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 622 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 623 | /* Indicate first attempt to send command, back up cmd buffer in case needed |
| 624 | * for retransmission */ |
| 625 | rw_cb.cur_retry = 0; |
| 626 | memcpy(p_cb->p_cur_cmd_buf, p_cmd_buf, |
| 627 | sizeof(NFC_HDR) + p_cmd_buf->offset + p_cmd_buf->len); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 628 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 629 | p_cb->cur_cmd = rw_t3t_cmd; |
| 630 | p_cb->cur_tout = timeout_ticks; |
| 631 | p_cb->rw_state = RW_T3T_STATE_COMMAND_PENDING; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 632 | |
Ruchi Kandoi | 0c515ae | 2017-01-30 17:48:41 -0800 | [diff] [blame] | 633 | retval = rw_t3t_send_to_lower(p_cmd_buf); |
| 634 | if (retval == NFC_STATUS_OK) { |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 635 | /* Start timer for waiting for response */ |
| 636 | nfc_start_quick_timer(&p_cb->timer, NFC_TTYPE_RW_T3T_RESPONSE, |
| 637 | timeout_ticks); |
| 638 | } else { |
| 639 | /* Error sending */ |
| 640 | p_cb->rw_state = RW_T3T_STATE_IDLE; |
| 641 | } |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 642 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 643 | RW_TRACE_DEBUG3("rw_t3t_send_cmd: cur_tout: %d, timeout_ticks: %d ret:%d", |
| 644 | p_cb->cur_tout, timeout_ticks, retval); |
| 645 | return (retval); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 646 | } |
| 647 | |
| 648 | /***************************************************************************** |
| 649 | ** |
| 650 | ** Function rw_t3t_send_update_ndef_attribute_cmd |
| 651 | ** |
| 652 | ** Description Send UPDATE command for Attribute Information |
| 653 | ** |
| 654 | ** Returns tNFC_STATUS |
| 655 | ** |
| 656 | *****************************************************************************/ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 657 | tNFC_STATUS rw_t3t_send_update_ndef_attribute_cmd(tRW_T3T_CB* p_cb, |
| 658 | bool write_in_progress) { |
| 659 | tNFC_STATUS retval = NFC_STATUS_OK; |
| 660 | NFC_HDR* p_cmd_buf; |
| 661 | uint8_t *p_cmd_start, *p; |
| 662 | uint16_t checksum, i; |
| 663 | uint8_t write_f; |
| 664 | uint32_t ln; |
| 665 | uint8_t* p_ndef_attr_info_start; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 666 | |
Ruchi Kandoi | 0c515ae | 2017-01-30 17:48:41 -0800 | [diff] [blame] | 667 | p_cmd_buf = rw_t3t_get_cmd_buf(); |
| 668 | if (p_cmd_buf != NULL) { |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 669 | /* Construct T3T message */ |
| 670 | p = p_cmd_start = (uint8_t*)(p_cmd_buf + 1) + p_cmd_buf->offset; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 671 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 672 | /* Add UPDATE opcode to message */ |
| 673 | UINT8_TO_STREAM(p, T3T_MSG_OPC_UPDATE_CMD); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 674 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 675 | /* Add IDm to message */ |
| 676 | ARRAY_TO_STREAM(p, p_cb->peer_nfcid2, NCI_NFCID2_LEN); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 677 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 678 | /* Add Service code list */ |
| 679 | UINT8_TO_STREAM(p, 1); /* Number of services (only 1 service: NDEF) */ |
| 680 | UINT16_TO_STREAM( |
| 681 | p, T3T_MSG_NDEF_SC_RW); /* Service code (little-endian format) */ |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 682 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 683 | /* Add number of blocks in this UPDATE command */ |
| 684 | UINT8_TO_STREAM(p, 1); /* Number of blocks to write in this command */ |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 685 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 686 | /* Block List element: the NDEF attribute information block (block 0) */ |
| 687 | UINT8_TO_STREAM(p, T3T_MSG_MASK_TWO_BYTE_BLOCK_DESC_FORMAT); |
| 688 | UINT8_TO_STREAM(p, 0); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 689 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 690 | /* Add payload (Attribute information block) */ |
| 691 | p_ndef_attr_info_start = |
| 692 | p; /* Save start of a NDEF attribute info block for checksum */ |
| 693 | UINT8_TO_STREAM(p, T3T_MSG_NDEF_VERSION); |
| 694 | UINT8_TO_STREAM(p, p_cb->ndef_attrib.nbr); |
| 695 | UINT8_TO_STREAM(p, p_cb->ndef_attrib.nbw); |
| 696 | UINT16_TO_BE_STREAM(p, p_cb->ndef_attrib.nmaxb); |
| 697 | UINT32_TO_STREAM(p, 0); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 698 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 699 | /* If starting NDEF write: set WriteF=ON, and ln=current ndef length */ |
| 700 | if (write_in_progress) { |
| 701 | write_f = T3T_MSG_NDEF_WRITEF_ON; |
| 702 | ln = p_cb->ndef_attrib.ln; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 703 | } |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 704 | /* If finishing NDEF write: set WriteF=OFF, and ln=new ndef len */ |
| 705 | else { |
| 706 | write_f = T3T_MSG_NDEF_WRITEF_OFF; |
| 707 | ln = p_cb->ndef_msg_len; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 708 | } |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 709 | UINT8_TO_STREAM(p, write_f); |
| 710 | UINT8_TO_STREAM(p, p_cb->ndef_attrib.rwflag); |
| 711 | UINT8_TO_STREAM(p, (ln >> 16) & 0xFF); /* High byte (of 3) of Ln */ |
| 712 | UINT8_TO_STREAM(p, (ln >> 8) & 0xFF); /* Middle byte (of 3) of Ln */ |
| 713 | UINT8_TO_STREAM(p, (ln)&0xFF); /* Low byte (of 3) of Ln */ |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 714 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 715 | /* Calculate and append Checksum */ |
| 716 | checksum = 0; |
| 717 | for (i = 0; i < T3T_MSG_NDEF_ATTR_INFO_SIZE; i++) { |
| 718 | checksum += p_ndef_attr_info_start[i]; |
| 719 | } |
| 720 | UINT16_TO_BE_STREAM(p, checksum); |
| 721 | |
| 722 | /* Calculate length of message */ |
| 723 | p_cmd_buf->len = (uint16_t)(p - p_cmd_start); |
| 724 | |
| 725 | /* Send the T3T message */ |
| 726 | retval = rw_t3t_send_cmd(p_cb, RW_T3T_CMD_UPDATE_NDEF, p_cmd_buf, |
| 727 | rw_t3t_update_timeout(1)); |
| 728 | } else { |
| 729 | retval = NFC_STATUS_NO_BUFFERS; |
| 730 | } |
| 731 | |
| 732 | return (retval); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 733 | } |
| 734 | |
| 735 | /***************************************************************************** |
| 736 | ** |
| 737 | ** Function rw_t3t_send_next_ndef_update_cmd |
| 738 | ** |
| 739 | ** Description Send next segment of NDEF message to update |
| 740 | ** |
| 741 | ** Returns tNFC_STATUS |
| 742 | ** |
| 743 | *****************************************************************************/ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 744 | tNFC_STATUS rw_t3t_send_next_ndef_update_cmd(tRW_T3T_CB* p_cb) { |
| 745 | tNFC_STATUS retval = NFC_STATUS_OK; |
| 746 | uint16_t block_id; |
| 747 | uint16_t first_block_to_write; |
| 748 | uint16_t ndef_blocks_to_write, ndef_blocks_remaining; |
| 749 | uint32_t ndef_bytes_remaining, ndef_padding = 0; |
| 750 | uint8_t flags = 0; |
| 751 | uint8_t* p_cur_ndef_src_offset; |
| 752 | NFC_HDR* p_cmd_buf; |
| 753 | uint8_t *p_cmd_start, *p; |
| 754 | uint8_t blocks_per_update; |
| 755 | uint32_t timeout; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 756 | |
Ruchi Kandoi | 0c515ae | 2017-01-30 17:48:41 -0800 | [diff] [blame] | 757 | p_cmd_buf = rw_t3t_get_cmd_buf(); |
| 758 | if (p_cmd_buf != NULL) { |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 759 | /* Construct T3T message */ |
| 760 | p = p_cmd_start = (uint8_t*)(p_cmd_buf + 1) + p_cmd_buf->offset; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 761 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 762 | /* Calculate number of ndef bytes remaining to write */ |
| 763 | ndef_bytes_remaining = p_cb->ndef_msg_len - p_cb->ndef_msg_bytes_sent; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 764 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 765 | /* Calculate number of blocks remaining to write */ |
| 766 | ndef_blocks_remaining = |
| 767 | (uint16_t)((ndef_bytes_remaining + 15) >> |
| 768 | 4); /* ndef blocks remaining (rounded upward) */ |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 769 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 770 | /* Calculate first NDEF block ID for this UPDATE command */ |
| 771 | first_block_to_write = (uint16_t)((p_cb->ndef_msg_bytes_sent >> 4) + 1); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 772 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 773 | /* Calculate max number of blocks per write. */ |
| 774 | if ((first_block_to_write + |
| 775 | RW_T3T_MAX_NDEF_BLOCKS_PER_UPDATE_1_BYTE_FORMAT) < 0x100) { |
| 776 | /* All block-numbers are < 0x100 (i.e. can be specified using one-byte |
| 777 | * format) */ |
| 778 | blocks_per_update = RW_T3T_MAX_NDEF_BLOCKS_PER_UPDATE_1_BYTE_FORMAT; |
| 779 | } else { |
| 780 | /* Block-numbers are >= 0x100 (i.e. need to be specified using two-byte |
| 781 | * format) */ |
| 782 | blocks_per_update = RW_T3T_MAX_NDEF_BLOCKS_PER_UPDATE_2_BYTE_FORMAT; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 783 | } |
| 784 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 785 | /* Check if blocks_per_update is bigger than what peer allows */ |
| 786 | if (blocks_per_update > p_cb->ndef_attrib.nbw) |
| 787 | blocks_per_update = p_cb->ndef_attrib.nbw; |
| 788 | |
| 789 | /* Check if remaining blocks can fit into one UPDATE command */ |
| 790 | if (ndef_blocks_remaining <= blocks_per_update) { |
| 791 | /* remaining blocks can fit into one UPDATE command */ |
| 792 | ndef_blocks_to_write = ndef_blocks_remaining; |
| 793 | } else { |
| 794 | /* Remaining blocks cannot fit into one UPDATE command */ |
| 795 | ndef_blocks_to_write = blocks_per_update; |
| 796 | } |
| 797 | |
| 798 | /* Write to command header for UPDATE */ |
| 799 | |
| 800 | /* Add UPDATE opcode to message */ |
| 801 | UINT8_TO_STREAM(p, T3T_MSG_OPC_UPDATE_CMD); |
| 802 | |
| 803 | /* Add IDm to message */ |
| 804 | ARRAY_TO_STREAM(p, p_cb->peer_nfcid2, NCI_NFCID2_LEN); |
| 805 | |
| 806 | /* Add Service code list */ |
| 807 | UINT8_TO_STREAM(p, 1); /* Number of services (only 1 service: NDEF) */ |
| 808 | UINT16_TO_STREAM( |
| 809 | p, T3T_MSG_NDEF_SC_RW); /* Service code (little-endian format) */ |
| 810 | |
| 811 | /* Add number of blocks in this UPDATE command */ |
| 812 | UINT8_TO_STREAM( |
| 813 | p, |
| 814 | ndef_blocks_to_write); /* Number of blocks to write in this command */ |
| 815 | timeout = rw_t3t_update_timeout(ndef_blocks_to_write); |
| 816 | |
| 817 | for (block_id = first_block_to_write; |
| 818 | block_id < (first_block_to_write + ndef_blocks_to_write); block_id++) { |
| 819 | if (block_id < 256) { |
| 820 | /* Block IDs 0-255 can be specified in '2-byte' format: byte0=0, |
| 821 | * byte1=blocknumber */ |
| 822 | UINT8_TO_STREAM( |
| 823 | p, T3T_MSG_MASK_TWO_BYTE_BLOCK_DESC_FORMAT); /* byte0: len=1; |
| 824 | access-mode=0; |
| 825 | service code list |
| 826 | order=0 */ |
| 827 | UINT8_TO_STREAM(p, block_id); /* byte1: block number */ |
| 828 | } else { |
| 829 | /* Block IDs 256+ must be specified in '3-byte' format: byte0=80h, |
| 830 | * followed by blocknumber */ |
| 831 | UINT8_TO_STREAM( |
| 832 | p, |
| 833 | 0x00); /* byte0: len=0; access-mode=0; service code list order=0 */ |
| 834 | UINT16_TO_STREAM( |
| 835 | p, block_id); /* byte1-2: block number in little-endian format */ |
| 836 | } |
| 837 | } |
| 838 | |
| 839 | /* Add NDEF payload */ |
| 840 | |
| 841 | /* If this sending last block of NDEF, check if padding is needed to make |
| 842 | * payload a multiple of 16 bytes */ |
| 843 | if (ndef_blocks_to_write == ndef_blocks_remaining) { |
| 844 | ndef_padding = (16 - (ndef_bytes_remaining & 0x0F)) & 0x0F; |
| 845 | if (ndef_padding) { |
| 846 | flags |= RW_T3T_FL_PADDING; |
| 847 | ndef_blocks_to_write--; /* handle the last block separately if it needs |
| 848 | padding */ |
| 849 | } |
| 850 | } |
| 851 | |
| 852 | /* Add NDEF payload to the message */ |
| 853 | p_cur_ndef_src_offset = &p_cb->ndef_msg[p_cb->ndef_msg_bytes_sent]; |
| 854 | |
| 855 | ARRAY_TO_STREAM(p, p_cur_ndef_src_offset, (ndef_blocks_to_write * 16)); |
| 856 | p_cb->ndef_msg_bytes_sent += ((uint32_t)ndef_blocks_to_write * 16); |
| 857 | |
| 858 | if (flags & RW_T3T_FL_PADDING) { |
| 859 | /* Add last of the NDEF message */ |
| 860 | p_cur_ndef_src_offset = &p_cb->ndef_msg[p_cb->ndef_msg_bytes_sent]; |
| 861 | ARRAY_TO_STREAM(p, p_cur_ndef_src_offset, (int)(16 - ndef_padding)); |
| 862 | p_cb->ndef_msg_bytes_sent += (16 - ndef_padding); |
| 863 | |
| 864 | /* Add padding */ |
| 865 | memset(p, 0, ndef_padding); |
| 866 | p += ndef_padding; |
| 867 | } |
| 868 | |
| 869 | /* Calculate length of message */ |
| 870 | p_cmd_buf->len = (uint16_t)(p - p_cmd_start); |
| 871 | |
| 872 | /* Send the T3T message */ |
| 873 | retval = rw_t3t_send_cmd(p_cb, RW_T3T_CMD_UPDATE_NDEF, p_cmd_buf, timeout); |
| 874 | } else { |
| 875 | retval = NFC_STATUS_NO_BUFFERS; |
| 876 | } |
| 877 | |
| 878 | return (retval); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 879 | } |
| 880 | |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 881 | /***************************************************************************** |
| 882 | ** |
| 883 | ** Function rw_t3t_send_next_ndef_check_cmd |
| 884 | ** |
| 885 | ** Description Send command for reading next segment of NDEF message |
| 886 | ** |
| 887 | ** Returns tNFC_STATUS |
| 888 | ** |
| 889 | *****************************************************************************/ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 890 | tNFC_STATUS rw_t3t_send_next_ndef_check_cmd(tRW_T3T_CB* p_cb) { |
| 891 | tNFC_STATUS retval = NFC_STATUS_OK; |
| 892 | uint16_t block_id; |
| 893 | uint16_t ndef_blocks_remaining, first_block_to_read, cur_blocks_to_read; |
| 894 | uint32_t ndef_bytes_remaining; |
| 895 | NFC_HDR* p_cmd_buf; |
| 896 | uint8_t *p_cmd_start, *p; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 897 | |
Ruchi Kandoi | 0c515ae | 2017-01-30 17:48:41 -0800 | [diff] [blame] | 898 | p_cmd_buf = rw_t3t_get_cmd_buf(); |
| 899 | if (p_cmd_buf != NULL) { |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 900 | /* Construct T3T message */ |
| 901 | p = p_cmd_start = (uint8_t*)(p_cmd_buf + 1) + p_cmd_buf->offset; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 902 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 903 | /* Calculate number of ndef bytes remaining to read */ |
| 904 | ndef_bytes_remaining = p_cb->ndef_attrib.ln - p_cb->ndef_rx_offset; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 905 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 906 | /* Calculate number of blocks remaining to read */ |
| 907 | ndef_blocks_remaining = |
| 908 | (uint16_t)((ndef_bytes_remaining + 15) >> |
| 909 | 4); /* ndef blocks remaining (rounded upward) */ |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 910 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 911 | /* Calculate first NDEF block ID */ |
| 912 | first_block_to_read = (uint16_t)((p_cb->ndef_rx_offset >> 4) + 1); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 913 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 914 | /* Check if remaining blocks can fit into one CHECK command */ |
| 915 | if (ndef_blocks_remaining <= p_cb->ndef_attrib.nbr) { |
| 916 | /* remaining blocks can fit into one CHECK command */ |
| 917 | cur_blocks_to_read = ndef_blocks_remaining; |
| 918 | p_cb->ndef_rx_readlen = ndef_bytes_remaining; |
| 919 | p_cb->flags |= RW_T3T_FL_IS_FINAL_NDEF_SEGMENT; |
| 920 | } else { |
| 921 | /* Remaining blocks cannot fit into one CHECK command */ |
| 922 | cur_blocks_to_read = |
| 923 | p_cb->ndef_attrib |
| 924 | .nbr; /* Read maximum number of blocks allowed by the peer */ |
| 925 | p_cb->ndef_rx_readlen = ((uint32_t)p_cb->ndef_attrib.nbr * 16); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 926 | } |
| 927 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 928 | RW_TRACE_DEBUG3( |
| 929 | "rw_t3t_send_next_ndef_check_cmd: bytes_remaining: %i, " |
| 930 | "cur_blocks_to_read: %i, is_final: %i", |
| 931 | ndef_bytes_remaining, cur_blocks_to_read, |
| 932 | (p_cb->flags & RW_T3T_FL_IS_FINAL_NDEF_SEGMENT)); |
| 933 | |
| 934 | /* Add CHECK opcode to message */ |
| 935 | UINT8_TO_STREAM(p, T3T_MSG_OPC_CHECK_CMD); |
| 936 | |
| 937 | /* Add IDm to message */ |
| 938 | ARRAY_TO_STREAM(p, p_cb->peer_nfcid2, NCI_NFCID2_LEN); |
| 939 | |
| 940 | /* Add Service code list */ |
| 941 | UINT8_TO_STREAM(p, 1); /* Number of services (only 1 service: NDEF) */ |
| 942 | |
| 943 | /* Service code (little-endian format) . If NDEF is read-only, then use |
| 944 | * T3T_MSG_NDEF_SC_RO, otherwise use T3T_MSG_NDEF_SC_RW */ |
| 945 | if (p_cb->ndef_attrib.rwflag == T3T_MSG_NDEF_RWFLAG_RO) { |
| 946 | UINT16_TO_STREAM(p, T3T_MSG_NDEF_SC_RO); |
| 947 | } else { |
| 948 | UINT16_TO_STREAM(p, T3T_MSG_NDEF_SC_RW); |
| 949 | } |
| 950 | |
| 951 | /* Add number of blocks in this CHECK command */ |
| 952 | UINT8_TO_STREAM( |
| 953 | p, cur_blocks_to_read); /* Number of blocks to check in this command */ |
| 954 | |
| 955 | for (block_id = first_block_to_read; |
| 956 | block_id < (first_block_to_read + cur_blocks_to_read); block_id++) { |
| 957 | if (block_id < 256) { |
| 958 | /* Block IDs 0-255 can be specified in '2-byte' format: byte0=0, |
| 959 | * byte1=blocknumber */ |
| 960 | UINT8_TO_STREAM( |
| 961 | p, T3T_MSG_MASK_TWO_BYTE_BLOCK_DESC_FORMAT); /* byte1: len=0; |
| 962 | access-mode=0; |
| 963 | service code list |
| 964 | order=0 */ |
| 965 | UINT8_TO_STREAM(p, block_id); /* byte1: block number */ |
| 966 | } else { |
| 967 | /* Block IDs 256+ must be specified in '3-byte' format: byte0=80h, |
| 968 | * followed by blocknumber */ |
| 969 | UINT8_TO_STREAM( |
| 970 | p, |
| 971 | 0x00); /* byte0: len=1; access-mode=0; service code list order=0 */ |
| 972 | UINT16_TO_STREAM( |
| 973 | p, block_id); /* byte1-2: block number in little-endian format */ |
| 974 | } |
| 975 | } |
| 976 | |
| 977 | /* Calculate length of message */ |
| 978 | p_cmd_buf->len = (uint16_t)(p - p_cmd_start); |
| 979 | |
| 980 | /* Send the T3T message */ |
| 981 | retval = rw_t3t_send_cmd(p_cb, RW_T3T_CMD_CHECK_NDEF, p_cmd_buf, |
| 982 | rw_t3t_check_timeout(cur_blocks_to_read)); |
| 983 | } else { |
| 984 | retval = NFC_STATUS_NO_BUFFERS; |
| 985 | } |
| 986 | |
| 987 | return (retval); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 988 | } |
| 989 | |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 990 | /***************************************************************************** |
| 991 | ** |
| 992 | ** Function rw_t3t_message_set_block_list |
| 993 | ** |
| 994 | ** Description Add block list to T3T message |
| 995 | ** |
| 996 | ** Returns Number of bytes added to message |
| 997 | ** |
| 998 | *****************************************************************************/ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 999 | void rw_t3t_message_set_block_list(tRW_T3T_CB* p_cb, uint8_t** p, |
| 1000 | uint8_t num_blocks, |
| 1001 | tT3T_BLOCK_DESC* p_t3t_blocks) { |
| 1002 | uint16_t i, cur_service_code; |
| 1003 | uint8_t service_code_idx, num_services = 0; |
| 1004 | uint8_t* p_msg_num_services; |
| 1005 | uint16_t service_list[T3T_MSG_SERVICE_LIST_MAX]; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1006 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1007 | /* Add CHECK or UPDATE opcode to message */ |
| 1008 | UINT8_TO_STREAM( |
| 1009 | (*p), ((p_cb->cur_cmd == RW_T3T_CMD_CHECK) ? T3T_MSG_OPC_CHECK_CMD |
| 1010 | : T3T_MSG_OPC_UPDATE_CMD)); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1011 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1012 | /* Add IDm to message */ |
| 1013 | ARRAY_TO_STREAM((*p), p_cb->peer_nfcid2, NCI_NFCID2_LEN); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1014 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1015 | /* Skip over Number of Services field */ |
| 1016 | p_msg_num_services = (*p); /* pointer to Number of Services offset */ |
| 1017 | (*p)++; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1018 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1019 | /* Count number of different services are specified in the list, and add |
| 1020 | * services to Service Code list */ |
| 1021 | for (i = 0; i < num_blocks; i++) { |
| 1022 | cur_service_code = p_t3t_blocks[i].service_code; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1023 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1024 | /* Check if current service_code is already in the service_list */ |
| 1025 | for (service_code_idx = 0; service_code_idx < num_services; |
| 1026 | service_code_idx++) { |
| 1027 | if (service_list[service_code_idx] == cur_service_code) break; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1028 | } |
| 1029 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1030 | if (service_code_idx == num_services) { |
| 1031 | /* Service not in the list yet. Add it. */ |
| 1032 | service_list[service_code_idx] = cur_service_code; |
| 1033 | num_services++; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1034 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1035 | /* Add service code to T3T message */ |
| 1036 | UINT16_TO_STREAM((*p), cur_service_code); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1037 | } |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1038 | } |
| 1039 | |
| 1040 | /* Add 'Number of Sservices' to the message */ |
| 1041 | *p_msg_num_services = num_services; |
| 1042 | |
| 1043 | /* Add 'number of blocks' to the message */ |
| 1044 | UINT8_TO_STREAM((*p), num_blocks); |
| 1045 | |
| 1046 | /* Add block descriptors */ |
| 1047 | for (i = 0; i < num_blocks; i++) { |
| 1048 | cur_service_code = p_t3t_blocks[i].service_code; |
| 1049 | |
| 1050 | /* Check if current service_code is already in the service_list */ |
| 1051 | for (service_code_idx = 0; service_code_idx < num_services; |
| 1052 | service_code_idx++) { |
| 1053 | if (service_list[service_code_idx] == cur_service_code) break; |
| 1054 | } |
| 1055 | |
| 1056 | /* Add decriptor to T3T message */ |
| 1057 | if (p_t3t_blocks[i].block_number > 0xFF) { |
| 1058 | UINT8_TO_STREAM((*p), service_code_idx); |
| 1059 | UINT16_TO_STREAM((*p), p_t3t_blocks[i].block_number); |
| 1060 | } else { |
| 1061 | service_code_idx |= T3T_MSG_MASK_TWO_BYTE_BLOCK_DESC_FORMAT; |
| 1062 | UINT8_TO_STREAM((*p), service_code_idx); |
| 1063 | UINT8_TO_STREAM((*p), p_t3t_blocks[i].block_number); |
| 1064 | } |
| 1065 | } |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1066 | } |
| 1067 | |
| 1068 | /***************************************************************************** |
| 1069 | ** |
| 1070 | ** Function rw_t3t_send_check_cmd |
| 1071 | ** |
| 1072 | ** Description Send CHECK command |
| 1073 | ** |
| 1074 | ** Returns tNFC_STATUS |
| 1075 | ** |
| 1076 | *****************************************************************************/ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1077 | tNFC_STATUS rw_t3t_send_check_cmd(tRW_T3T_CB* p_cb, uint8_t num_blocks, |
| 1078 | tT3T_BLOCK_DESC* p_t3t_blocks) { |
| 1079 | NFC_HDR* p_cmd_buf; |
| 1080 | uint8_t *p, *p_cmd_start; |
| 1081 | tNFC_STATUS retval = NFC_STATUS_OK; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1082 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1083 | p_cb->cur_cmd = RW_T3T_CMD_CHECK; |
Ruchi Kandoi | 0c515ae | 2017-01-30 17:48:41 -0800 | [diff] [blame] | 1084 | p_cmd_buf = rw_t3t_get_cmd_buf(); |
| 1085 | if (p_cmd_buf != NULL) { |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1086 | /* Construct T3T message */ |
| 1087 | p = p_cmd_start = (uint8_t*)(p_cmd_buf + 1) + p_cmd_buf->offset; |
| 1088 | rw_t3t_message_set_block_list(p_cb, &p, num_blocks, p_t3t_blocks); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1089 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1090 | /* Calculate length of message */ |
| 1091 | p_cmd_buf->len = (uint16_t)(p - p_cmd_start); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1092 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1093 | /* Send the T3T message */ |
| 1094 | retval = rw_t3t_send_cmd(p_cb, RW_T3T_CMD_CHECK, p_cmd_buf, |
| 1095 | rw_t3t_check_timeout(num_blocks)); |
| 1096 | } else { |
| 1097 | retval = NFC_STATUS_NO_BUFFERS; |
| 1098 | } |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1099 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1100 | return (retval); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1101 | } |
| 1102 | |
| 1103 | /***************************************************************************** |
| 1104 | ** |
| 1105 | ** Function rw_t3t_send_update_cmd |
| 1106 | ** |
| 1107 | ** Description Send UPDATE command |
| 1108 | ** |
| 1109 | ** Returns tNFC_STATUS |
| 1110 | ** |
| 1111 | *****************************************************************************/ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1112 | tNFC_STATUS rw_t3t_send_update_cmd(tRW_T3T_CB* p_cb, uint8_t num_blocks, |
| 1113 | tT3T_BLOCK_DESC* p_t3t_blocks, |
| 1114 | uint8_t* p_data) { |
| 1115 | NFC_HDR* p_cmd_buf; |
| 1116 | uint8_t *p, *p_cmd_start; |
| 1117 | tNFC_STATUS retval = NFC_STATUS_OK; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1118 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1119 | p_cb->cur_cmd = RW_T3T_CMD_UPDATE; |
Ruchi Kandoi | 0c515ae | 2017-01-30 17:48:41 -0800 | [diff] [blame] | 1120 | p_cmd_buf = rw_t3t_get_cmd_buf(); |
| 1121 | if (p_cmd_buf != NULL) { |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1122 | /* Construct T3T message */ |
| 1123 | p = p_cmd_start = (uint8_t*)(p_cmd_buf + 1) + p_cmd_buf->offset; |
| 1124 | rw_t3t_message_set_block_list(p_cb, &p, num_blocks, p_t3t_blocks); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1125 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1126 | /* Add data blocks to the message */ |
| 1127 | ARRAY_TO_STREAM(p, p_data, num_blocks * 16); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1128 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1129 | /* Calculate length of message */ |
| 1130 | p_cmd_buf->len = (uint16_t)(p - p_cmd_start); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1131 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1132 | /* Send the T3T message */ |
| 1133 | retval = rw_t3t_send_cmd(p_cb, RW_T3T_CMD_UPDATE, p_cmd_buf, |
| 1134 | rw_t3t_update_timeout(num_blocks)); |
| 1135 | } else { |
| 1136 | retval = NFC_STATUS_NO_BUFFERS; |
| 1137 | } |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1138 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1139 | return (retval); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1140 | } |
| 1141 | |
| 1142 | /***************************************************************************** |
| 1143 | ** |
Martijn Coenen | 5c65c3a | 2013-03-27 13:23:36 -0700 | [diff] [blame] | 1144 | ** Function rw_t3t_check_mc_block |
| 1145 | ** |
| 1146 | ** Description Send command to check Memory Configuration Block |
| 1147 | ** |
| 1148 | ** Returns tNFC_STATUS |
| 1149 | ** |
| 1150 | *****************************************************************************/ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1151 | tNFC_STATUS rw_t3t_check_mc_block(tRW_T3T_CB* p_cb) { |
| 1152 | NFC_HDR* p_cmd_buf; |
| 1153 | uint8_t *p, *p_cmd_start; |
Martijn Coenen | 5c65c3a | 2013-03-27 13:23:36 -0700 | [diff] [blame] | 1154 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1155 | /* Read Memory Configuration block */ |
Ruchi Kandoi | 0c515ae | 2017-01-30 17:48:41 -0800 | [diff] [blame] | 1156 | p_cmd_buf = rw_t3t_get_cmd_buf(); |
| 1157 | if (p_cmd_buf != NULL) { |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1158 | /* Construct T3T message */ |
| 1159 | p = p_cmd_start = (uint8_t*)(p_cmd_buf + 1) + p_cmd_buf->offset; |
Martijn Coenen | 5c65c3a | 2013-03-27 13:23:36 -0700 | [diff] [blame] | 1160 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1161 | /* Add CHECK opcode to message */ |
| 1162 | UINT8_TO_STREAM(p, T3T_MSG_OPC_CHECK_CMD); |
Martijn Coenen | 5c65c3a | 2013-03-27 13:23:36 -0700 | [diff] [blame] | 1163 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1164 | /* Add IDm to message */ |
| 1165 | ARRAY_TO_STREAM(p, p_cb->peer_nfcid2, NCI_NFCID2_LEN); |
Martijn Coenen | 5c65c3a | 2013-03-27 13:23:36 -0700 | [diff] [blame] | 1166 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1167 | /* Add Service code list */ |
| 1168 | UINT8_TO_STREAM(p, 1); /* Number of services (only 1 service: NDEF) */ |
| 1169 | UINT16_TO_STREAM( |
| 1170 | p, T3T_MSG_NDEF_SC_RO); /* Service code (little-endian format) */ |
Martijn Coenen | 5c65c3a | 2013-03-27 13:23:36 -0700 | [diff] [blame] | 1171 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1172 | /* Number of blocks */ |
| 1173 | UINT8_TO_STREAM(p, 1); /* Number of blocks (only 1 block: Memory |
| 1174 | Configuration Information ) */ |
Martijn Coenen | 5c65c3a | 2013-03-27 13:23:36 -0700 | [diff] [blame] | 1175 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1176 | /* Block List element: the Memory Configuration block (block 0x88) */ |
| 1177 | UINT8_TO_STREAM(p, T3T_MSG_MASK_TWO_BYTE_BLOCK_DESC_FORMAT); |
| 1178 | UINT8_TO_STREAM(p, T3T_MSG_FELICALITE_BLOCK_ID_MC); |
Martijn Coenen | 5c65c3a | 2013-03-27 13:23:36 -0700 | [diff] [blame] | 1179 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1180 | /* Calculate length of message */ |
| 1181 | p_cmd_buf->len = (uint16_t)(p - p_cmd_start); |
Martijn Coenen | 5c65c3a | 2013-03-27 13:23:36 -0700 | [diff] [blame] | 1182 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1183 | /* Send the T3T message */ |
| 1184 | return rw_t3t_send_cmd(p_cb, p_cb->cur_cmd, p_cmd_buf, |
| 1185 | rw_t3t_check_timeout(1)); |
| 1186 | } else { |
| 1187 | RW_TRACE_ERROR0("Unable to allocate buffer to read MC block"); |
| 1188 | return (NFC_STATUS_NO_BUFFERS); |
| 1189 | } |
Martijn Coenen | 5c65c3a | 2013-03-27 13:23:36 -0700 | [diff] [blame] | 1190 | } |
| 1191 | |
| 1192 | /***************************************************************************** |
| 1193 | ** |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1194 | ** Function rw_t3t_send_raw_frame |
| 1195 | ** |
| 1196 | ** Description Send raw frame |
| 1197 | ** |
| 1198 | ** Returns tNFC_STATUS |
| 1199 | ** |
| 1200 | *****************************************************************************/ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1201 | tNFC_STATUS rw_t3t_send_raw_frame(tRW_T3T_CB* p_cb, uint16_t len, |
| 1202 | uint8_t* p_data) { |
| 1203 | NFC_HDR* p_cmd_buf; |
| 1204 | uint8_t* p; |
| 1205 | tNFC_STATUS retval = NFC_STATUS_OK; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1206 | |
Ruchi Kandoi | 0c515ae | 2017-01-30 17:48:41 -0800 | [diff] [blame] | 1207 | p_cmd_buf = rw_t3t_get_cmd_buf(); |
| 1208 | if (p_cmd_buf != NULL) { |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1209 | /* Construct T3T message */ |
| 1210 | p = (uint8_t*)(p_cmd_buf + 1) + p_cmd_buf->offset; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1211 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1212 | /* Add data blocks to the message */ |
| 1213 | ARRAY_TO_STREAM(p, p_data, len); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1214 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1215 | /* Calculate length of message */ |
| 1216 | p_cmd_buf->len = len; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1217 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1218 | /* Send the T3T message */ |
| 1219 | retval = rw_t3t_send_cmd(p_cb, RW_T3T_CMD_SEND_RAW_FRAME, p_cmd_buf, |
| 1220 | RW_T3T_RAW_FRAME_CMD_TIMEOUT_TICKS); |
| 1221 | } else { |
| 1222 | retval = NFC_STATUS_NO_BUFFERS; |
| 1223 | } |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1224 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1225 | return (retval); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1226 | } |
| 1227 | |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1228 | /***************************************************************************** |
| 1229 | ** TAG RESPONSE HANDLERS |
| 1230 | *****************************************************************************/ |
| 1231 | |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1232 | /***************************************************************************** |
| 1233 | ** |
| 1234 | ** Function rw_t3t_act_handle_ndef_detect_rsp |
| 1235 | ** |
| 1236 | ** Description Handle response to NDEF detection |
| 1237 | ** |
| 1238 | ** Returns Nothing |
| 1239 | ** |
| 1240 | *****************************************************************************/ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1241 | void rw_t3t_act_handle_ndef_detect_rsp(tRW_T3T_CB* p_cb, NFC_HDR* p_msg_rsp) { |
| 1242 | uint8_t* p; |
| 1243 | uint32_t temp; |
| 1244 | uint8_t i; |
| 1245 | uint16_t checksum_calc, checksum_rx; |
| 1246 | tRW_DETECT_NDEF_DATA evt_data; |
| 1247 | uint8_t* p_t3t_rsp = (uint8_t*)(p_msg_rsp + 1) + p_msg_rsp->offset; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1248 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1249 | evt_data.status = NFC_STATUS_FAILED; |
| 1250 | evt_data.flags = RW_NDEF_FL_UNKNOWN; |
| 1251 | |
| 1252 | /* Check if response code is CHECK resp (for reading NDEF attribute block) */ |
| 1253 | if (p_t3t_rsp[T3T_MSG_RSP_OFFSET_RSPCODE] != T3T_MSG_OPC_CHECK_RSP) { |
| 1254 | RW_TRACE_ERROR2("Response error: expecting rsp_code %02X, but got %02X", |
| 1255 | T3T_MSG_OPC_CHECK_RSP, |
| 1256 | p_t3t_rsp[T3T_MSG_RSP_OFFSET_RSPCODE]); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1257 | evt_data.status = NFC_STATUS_FAILED; |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1258 | } |
| 1259 | /* Validate status code and NFCID2 response from tag */ |
| 1260 | else if ((p_t3t_rsp[T3T_MSG_RSP_OFFSET_STATUS1] != |
| 1261 | T3T_MSG_RSP_STATUS_OK) /* verify response status code */ |
| 1262 | || (memcmp(p_cb->peer_nfcid2, &p_t3t_rsp[T3T_MSG_RSP_OFFSET_IDM], |
| 1263 | NCI_NFCID2_LEN) != 0)) /* verify response IDm */ |
| 1264 | { |
| 1265 | evt_data.status = NFC_STATUS_FAILED; |
| 1266 | } else { |
| 1267 | /* Get checksum from received ndef attribute msg */ |
| 1268 | p = &p_t3t_rsp[T3T_MSG_RSP_OFFSET_CHECK_DATA + T3T_MSG_NDEF_ATTR_INFO_SIZE]; |
| 1269 | BE_STREAM_TO_UINT16(checksum_rx, p); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1270 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1271 | /* Calculate checksum - move check for checsum to beginning */ |
| 1272 | checksum_calc = 0; |
| 1273 | p = &p_t3t_rsp[T3T_MSG_RSP_OFFSET_CHECK_DATA]; |
| 1274 | for (i = 0; i < T3T_MSG_NDEF_ATTR_INFO_SIZE; i++) { |
| 1275 | checksum_calc += p[i]; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1276 | } |
| 1277 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1278 | /* Validate checksum */ |
| 1279 | if (checksum_calc != checksum_rx) { |
| 1280 | p_cb->ndef_attrib.status = |
| 1281 | NFC_STATUS_FAILED; /* only ok or failed passed to the app. can be |
| 1282 | boolean*/ |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1283 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1284 | RW_TRACE_ERROR0("RW_T3tDetectNDEF checksum failed"); |
| 1285 | } else { |
| 1286 | p_cb->ndef_attrib.status = NFC_STATUS_OK; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1287 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1288 | /* Validate version number */ |
| 1289 | STREAM_TO_UINT8(p_cb->ndef_attrib.version, p); |
| 1290 | |
| 1291 | if (T3T_GET_MAJOR_VERSION(T3T_MSG_NDEF_VERSION) < |
| 1292 | T3T_GET_MAJOR_VERSION(p_cb->ndef_attrib.version)) { |
| 1293 | /* Remote tag's MajorVer is newer than our's. Reject NDEF as per T3TOP |
| 1294 | * RQ_T3T_NDA_024 */ |
| 1295 | RW_TRACE_ERROR2( |
| 1296 | "RW_T3tDetectNDEF: incompatible NDEF version. Local=0x%02x, " |
| 1297 | "Remote=0x%02x", |
| 1298 | T3T_MSG_NDEF_VERSION, p_cb->ndef_attrib.version); |
| 1299 | p_cb->ndef_attrib.status = NFC_STATUS_FAILED; |
| 1300 | evt_data.status = NFC_STATUS_BAD_RESP; |
| 1301 | } else { |
| 1302 | /* Remote tag's MajorVer is equal or older than our's. NDEF is |
| 1303 | * compatible with our version. */ |
| 1304 | |
| 1305 | /* Update NDEF info */ |
| 1306 | STREAM_TO_UINT8( |
| 1307 | p_cb->ndef_attrib.nbr, |
| 1308 | p); /* NBr: number of blocks that can be read using one Check |
| 1309 | command */ |
| 1310 | STREAM_TO_UINT8(p_cb->ndef_attrib.nbw, |
| 1311 | p); /* Nbw: number of blocks that can be written using |
| 1312 | one Update command */ |
| 1313 | BE_STREAM_TO_UINT16( |
| 1314 | p_cb->ndef_attrib.nmaxb, |
| 1315 | p); /* Nmaxb: maximum number of blocks available for NDEF data */ |
| 1316 | BE_STREAM_TO_UINT32(temp, p); |
| 1317 | STREAM_TO_UINT8(p_cb->ndef_attrib.writef, |
| 1318 | p); /* WriteFlag: 00h if writing data finished; 0Fh if |
| 1319 | writing data in progress */ |
| 1320 | STREAM_TO_UINT8( |
| 1321 | p_cb->ndef_attrib.rwflag, |
| 1322 | p); /* RWFlag: 00h NDEF is read-only; 01h if read/write available */ |
| 1323 | |
| 1324 | /* Get length (3-byte, big-endian) */ |
| 1325 | STREAM_TO_UINT8(temp, p); /* Ln: high-byte */ |
| 1326 | BE_STREAM_TO_UINT16(p_cb->ndef_attrib.ln, p); /* Ln: lo-word */ |
| 1327 | p_cb->ndef_attrib.ln += (temp << 16); |
| 1328 | |
| 1329 | RW_TRACE_DEBUG1("Detected NDEF Ver: 0x%02x", p_cb->ndef_attrib.version); |
| 1330 | RW_TRACE_DEBUG6( |
| 1331 | "Detected NDEF Attributes: Nbr=%i, Nbw=%i, Nmaxb=%i, WriteF=%i, " |
| 1332 | "RWFlag=%i, Ln=%i", |
| 1333 | p_cb->ndef_attrib.nbr, p_cb->ndef_attrib.nbw, |
| 1334 | p_cb->ndef_attrib.nmaxb, p_cb->ndef_attrib.writef, |
| 1335 | p_cb->ndef_attrib.rwflag, p_cb->ndef_attrib.ln); |
| 1336 | |
| 1337 | /* Set data for RW_T3T_NDEF_DETECT_EVT */ |
| 1338 | evt_data.status = p_cb->ndef_attrib.status; |
| 1339 | evt_data.cur_size = p_cb->ndef_attrib.ln; |
| 1340 | evt_data.max_size = (uint32_t)p_cb->ndef_attrib.nmaxb * 16; |
| 1341 | evt_data.protocol = NFC_PROTOCOL_T3T; |
| 1342 | evt_data.flags = (RW_NDEF_FL_SUPPORTED | RW_NDEF_FL_FORMATED); |
| 1343 | if (p_cb->ndef_attrib.rwflag == T3T_MSG_NDEF_RWFLAG_RO) |
| 1344 | evt_data.flags |= RW_NDEF_FL_READ_ONLY; |
| 1345 | } |
| 1346 | } |
| 1347 | } |
| 1348 | |
| 1349 | RW_TRACE_DEBUG1("RW_T3tDetectNDEF response: %i", evt_data.status); |
| 1350 | |
| 1351 | p_cb->rw_state = RW_T3T_STATE_IDLE; |
| 1352 | rw_t3t_update_ndef_flag(&evt_data.flags); |
| 1353 | /* Notify app of NDEF detection result */ |
| 1354 | (*(rw_cb.p_cback))(RW_T3T_NDEF_DETECT_EVT, (tRW_DATA*)&evt_data); |
| 1355 | |
| 1356 | GKI_freebuf(p_msg_rsp); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1357 | } |
| 1358 | |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1359 | /***************************************************************************** |
| 1360 | ** |
| 1361 | ** Function rw_t3t_act_handle_check_rsp |
| 1362 | ** |
| 1363 | ** Description Handle response to CHECK command |
| 1364 | ** |
| 1365 | ** Returns Nothing |
| 1366 | ** |
| 1367 | *****************************************************************************/ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1368 | void rw_t3t_act_handle_check_rsp(tRW_T3T_CB* p_cb, NFC_HDR* p_msg_rsp) { |
| 1369 | uint8_t* p_t3t_rsp = (uint8_t*)(p_msg_rsp + 1) + p_msg_rsp->offset; |
| 1370 | tRW_READ_DATA evt_data; |
| 1371 | tNFC_STATUS nfc_status = NFC_STATUS_OK; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1372 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1373 | /* Validate response from tag */ |
| 1374 | if ((p_t3t_rsp[T3T_MSG_RSP_OFFSET_STATUS1] != |
| 1375 | T3T_MSG_RSP_STATUS_OK) /* verify response status code */ |
| 1376 | || (memcmp(p_cb->peer_nfcid2, &p_t3t_rsp[T3T_MSG_RSP_OFFSET_IDM], |
| 1377 | NCI_NFCID2_LEN) != 0)) /* verify response IDm */ |
| 1378 | { |
| 1379 | nfc_status = NFC_STATUS_FAILED; |
| 1380 | GKI_freebuf(p_msg_rsp); |
| 1381 | } else if (p_t3t_rsp[T3T_MSG_RSP_OFFSET_RSPCODE] != T3T_MSG_OPC_CHECK_RSP) { |
| 1382 | RW_TRACE_ERROR2("Response error: expecting rsp_code %02X, but got %02X", |
| 1383 | T3T_MSG_OPC_CHECK_RSP, |
| 1384 | p_t3t_rsp[T3T_MSG_RSP_OFFSET_RSPCODE]); |
| 1385 | nfc_status = NFC_STATUS_FAILED; |
| 1386 | GKI_freebuf(p_msg_rsp); |
| 1387 | } else { |
| 1388 | /* Copy incoming data into buffer */ |
| 1389 | p_msg_rsp->offset += |
| 1390 | T3T_MSG_RSP_OFFSET_CHECK_DATA; /* Skip over t3t header */ |
| 1391 | p_msg_rsp->len -= T3T_MSG_RSP_OFFSET_CHECK_DATA; |
| 1392 | evt_data.status = NFC_STATUS_OK; |
| 1393 | evt_data.p_data = p_msg_rsp; |
| 1394 | (*(rw_cb.p_cback))(RW_T3T_CHECK_EVT, (tRW_DATA*)&evt_data); |
| 1395 | } |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1396 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1397 | p_cb->rw_state = RW_T3T_STATE_IDLE; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1398 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1399 | (*(rw_cb.p_cback))(RW_T3T_CHECK_CPLT_EVT, (tRW_DATA*)&nfc_status); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1400 | } |
| 1401 | |
| 1402 | /***************************************************************************** |
| 1403 | ** |
| 1404 | ** Function rw_t3t_act_handle_update_rsp |
| 1405 | ** |
| 1406 | ** Description Handle response to UPDATE command |
| 1407 | ** |
| 1408 | ** Returns Nothing |
| 1409 | ** |
| 1410 | *****************************************************************************/ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1411 | void rw_t3t_act_handle_update_rsp(tRW_T3T_CB* p_cb, NFC_HDR* p_msg_rsp) { |
| 1412 | uint8_t* p_t3t_rsp = (uint8_t*)(p_msg_rsp + 1) + p_msg_rsp->offset; |
| 1413 | tRW_READ_DATA evt_data; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1414 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1415 | /* Validate response from tag */ |
| 1416 | if ((p_t3t_rsp[T3T_MSG_RSP_OFFSET_STATUS1] != |
| 1417 | T3T_MSG_RSP_STATUS_OK) /* verify response status code */ |
| 1418 | || (memcmp(p_cb->peer_nfcid2, &p_t3t_rsp[T3T_MSG_RSP_OFFSET_IDM], |
| 1419 | NCI_NFCID2_LEN) != 0)) /* verify response IDm */ |
| 1420 | { |
| 1421 | evt_data.status = NFC_STATUS_FAILED; |
| 1422 | } else if (p_t3t_rsp[T3T_MSG_RSP_OFFSET_RSPCODE] != T3T_MSG_OPC_UPDATE_RSP) { |
| 1423 | RW_TRACE_ERROR2("Response error: expecting rsp_code %02X, but got %02X", |
| 1424 | T3T_MSG_OPC_UPDATE_RSP, |
| 1425 | p_t3t_rsp[T3T_MSG_RSP_OFFSET_RSPCODE]); |
| 1426 | evt_data.status = NFC_STATUS_FAILED; |
| 1427 | } else { |
| 1428 | /* Copy incoming data into buffer */ |
| 1429 | evt_data.status = NFC_STATUS_OK; |
| 1430 | } |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1431 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1432 | p_cb->rw_state = RW_T3T_STATE_IDLE; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1433 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1434 | (*(rw_cb.p_cback))(RW_T3T_UPDATE_CPLT_EVT, (tRW_DATA*)&evt_data); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1435 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1436 | GKI_freebuf(p_msg_rsp); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1437 | } |
| 1438 | |
| 1439 | /***************************************************************************** |
| 1440 | ** |
| 1441 | ** Function rw_t3t_act_handle_raw_senddata_rsp |
| 1442 | ** |
| 1443 | ** Description Handle response to NDEF detection |
| 1444 | ** |
| 1445 | ** Returns Nothing |
| 1446 | ** |
| 1447 | *****************************************************************************/ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1448 | void rw_t3t_act_handle_raw_senddata_rsp(tRW_T3T_CB* p_cb, |
| 1449 | tNFC_DATA_CEVT* p_data) { |
| 1450 | tRW_READ_DATA evt_data; |
| 1451 | NFC_HDR* p_pkt = p_data->p_data; |
Evan Chu | a24be4f | 2013-11-13 15:30:16 -0500 | [diff] [blame] | 1452 | |
| 1453 | #if (BT_TRACE_VERBOSE == TRUE) |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1454 | RW_TRACE_DEBUG2("RW T3T Raw Frame: Len [0x%X] Status [%s]", p_pkt->len, |
| 1455 | NFC_GetStatusName(p_data->status)); |
Evan Chu | a24be4f | 2013-11-13 15:30:16 -0500 | [diff] [blame] | 1456 | #else |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1457 | RW_TRACE_DEBUG2("RW T3T Raw Frame: Len [0x%X] Status [0x%X]", p_pkt->len, |
| 1458 | p_data->status); |
Evan Chu | a24be4f | 2013-11-13 15:30:16 -0500 | [diff] [blame] | 1459 | #endif |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1460 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1461 | /* Copy incoming data into buffer */ |
| 1462 | evt_data.status = p_data->status; |
| 1463 | evt_data.p_data = p_pkt; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1464 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1465 | p_cb->rw_state = RW_T3T_STATE_IDLE; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1466 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1467 | (*(rw_cb.p_cback))(RW_T3T_RAW_FRAME_EVT, (tRW_DATA*)&evt_data); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1468 | } |
| 1469 | |
| 1470 | /***************************************************************************** |
| 1471 | ** |
| 1472 | ** Function rw_t3t_act_handle_check_ndef_rsp |
| 1473 | ** |
| 1474 | ** Description Handle response to NDEF read segment |
| 1475 | ** |
| 1476 | ** Returns Nothing |
| 1477 | ** |
| 1478 | *****************************************************************************/ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1479 | void rw_t3t_act_handle_check_ndef_rsp(tRW_T3T_CB* p_cb, NFC_HDR* p_msg_rsp) { |
| 1480 | bool check_complete = true; |
| 1481 | tNFC_STATUS nfc_status = NFC_STATUS_OK; |
| 1482 | tRW_READ_DATA read_data; |
| 1483 | tRW_DATA evt_data; |
| 1484 | uint8_t* p_t3t_rsp = (uint8_t*)(p_msg_rsp + 1) + p_msg_rsp->offset; |
| 1485 | uint8_t rsp_num_bytes_rx; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1486 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1487 | /* Validate response from tag */ |
| 1488 | if ((p_t3t_rsp[T3T_MSG_RSP_OFFSET_STATUS1] != |
| 1489 | T3T_MSG_RSP_STATUS_OK) /* verify response status code */ |
| 1490 | || (memcmp(p_cb->peer_nfcid2, &p_t3t_rsp[T3T_MSG_RSP_OFFSET_IDM], |
| 1491 | NCI_NFCID2_LEN) != 0) /* verify response IDm */ |
| 1492 | || (p_t3t_rsp[T3T_MSG_RSP_OFFSET_NUMBLOCKS] != |
| 1493 | ((p_cb->ndef_rx_readlen + 15) >> 4))) /* verify length of response */ |
| 1494 | { |
| 1495 | RW_TRACE_ERROR2("Response error: bad status, nfcid2, or invalid len: %i %i", |
| 1496 | p_t3t_rsp[T3T_MSG_RSP_OFFSET_NUMBLOCKS], |
| 1497 | ((p_cb->ndef_rx_readlen + 15) >> 4)); |
| 1498 | nfc_status = NFC_STATUS_FAILED; |
| 1499 | GKI_freebuf(p_msg_rsp); |
| 1500 | } else if (p_t3t_rsp[T3T_MSG_RSP_OFFSET_RSPCODE] != T3T_MSG_OPC_CHECK_RSP) { |
| 1501 | RW_TRACE_ERROR2("Response error: expecting rsp_code %02X, but got %02X", |
| 1502 | T3T_MSG_OPC_CHECK_RSP, |
| 1503 | p_t3t_rsp[T3T_MSG_RSP_OFFSET_RSPCODE]); |
| 1504 | nfc_status = NFC_STATUS_FAILED; |
| 1505 | GKI_freebuf(p_msg_rsp); |
| 1506 | } else { |
| 1507 | /* Notify app of NDEF segment received */ |
| 1508 | rsp_num_bytes_rx = p_t3t_rsp[T3T_MSG_RSP_OFFSET_NUMBLOCKS] * |
| 1509 | 16; /* Number of bytes received, according to header */ |
| 1510 | p_cb->ndef_rx_offset += p_cb->ndef_rx_readlen; |
| 1511 | read_data.status = NFC_STATUS_OK; |
| 1512 | p_msg_rsp->offset += |
| 1513 | T3T_MSG_RSP_OFFSET_CHECK_DATA; /* Skip over t3t header (point to block |
| 1514 | data) */ |
| 1515 | p_msg_rsp->len -= T3T_MSG_RSP_OFFSET_CHECK_DATA; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1516 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1517 | /* Verify that the bytes received is really the amount indicated in the |
| 1518 | * check-response header */ |
| 1519 | if (rsp_num_bytes_rx > p_msg_rsp->len) { |
| 1520 | RW_TRACE_ERROR2( |
| 1521 | "Response error: CHECK rsp header indicates %i bytes, but only " |
| 1522 | "received %i bytes", |
| 1523 | rsp_num_bytes_rx, p_msg_rsp->len); |
| 1524 | nfc_status = NFC_STATUS_FAILED; |
| 1525 | GKI_freebuf(p_msg_rsp); |
| 1526 | } else { |
| 1527 | /* If this is the the final block, then set len to reflect only valid |
| 1528 | * bytes (do not include padding to 16-byte boundary) */ |
| 1529 | if ((p_cb->flags & RW_T3T_FL_IS_FINAL_NDEF_SEGMENT) && |
| 1530 | (p_cb->ndef_attrib.ln & 0x000F)) { |
| 1531 | rsp_num_bytes_rx -= (16 - (p_cb->ndef_attrib.ln & 0x000F)); |
| 1532 | } |
| 1533 | |
| 1534 | p_msg_rsp->len = rsp_num_bytes_rx; |
| 1535 | read_data.p_data = p_msg_rsp; |
| 1536 | (*(rw_cb.p_cback))(RW_T3T_CHECK_EVT, (tRW_DATA*)&read_data); |
| 1537 | |
| 1538 | /* Send CHECK cmd for next NDEF segment, if needed */ |
| 1539 | if (!(p_cb->flags & RW_T3T_FL_IS_FINAL_NDEF_SEGMENT)) { |
Ruchi Kandoi | 0c515ae | 2017-01-30 17:48:41 -0800 | [diff] [blame] | 1540 | nfc_status = rw_t3t_send_next_ndef_check_cmd(p_cb); |
| 1541 | if (nfc_status == NFC_STATUS_OK) { |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1542 | /* Still getting more segments. Don't send RW_T3T_CHECK_CPLT_EVT yet |
| 1543 | */ |
| 1544 | check_complete = false; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1545 | } |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1546 | } |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1547 | } |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1548 | } |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1549 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1550 | /* Notify app of RW_T3T_CHECK_CPLT_EVT if entire NDEF has been read, or if |
| 1551 | * failure */ |
| 1552 | if (check_complete) { |
| 1553 | p_cb->rw_state = RW_T3T_STATE_IDLE; |
| 1554 | evt_data.status = nfc_status; |
| 1555 | (*(rw_cb.p_cback))(RW_T3T_CHECK_CPLT_EVT, (tRW_DATA*)&evt_data); |
| 1556 | } |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1557 | } |
| 1558 | |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1559 | /***************************************************************************** |
| 1560 | ** |
| 1561 | ** Function rw_t3t_act_handle_update_ndef_rsp |
| 1562 | ** |
| 1563 | ** Description Handle response to NDEF write segment |
| 1564 | ** |
| 1565 | ** Returns Nothing |
| 1566 | ** |
| 1567 | *****************************************************************************/ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1568 | void rw_t3t_act_handle_update_ndef_rsp(tRW_T3T_CB* p_cb, NFC_HDR* p_msg_rsp) { |
| 1569 | bool update_complete = true; |
| 1570 | tNFC_STATUS nfc_status = NFC_STATUS_OK; |
| 1571 | tRW_DATA evt_data; |
| 1572 | uint8_t* p_t3t_rsp = (uint8_t*)(p_msg_rsp + 1) + p_msg_rsp->offset; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1573 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1574 | /* Check nfcid2 and status of response */ |
| 1575 | if ((p_t3t_rsp[T3T_MSG_RSP_OFFSET_STATUS1] != |
| 1576 | T3T_MSG_RSP_STATUS_OK) /* verify response status code */ |
| 1577 | || (memcmp(p_cb->peer_nfcid2, &p_t3t_rsp[T3T_MSG_RSP_OFFSET_IDM], |
| 1578 | NCI_NFCID2_LEN) != 0)) /* verify response IDm */ |
| 1579 | { |
| 1580 | nfc_status = NFC_STATUS_FAILED; |
| 1581 | } |
| 1582 | /* Validate response opcode */ |
| 1583 | else if (p_t3t_rsp[T3T_MSG_RSP_OFFSET_RSPCODE] != T3T_MSG_OPC_UPDATE_RSP) { |
| 1584 | RW_TRACE_ERROR2("Response error: expecting rsp_code %02X, but got %02X", |
| 1585 | T3T_MSG_OPC_UPDATE_RSP, |
| 1586 | p_t3t_rsp[T3T_MSG_RSP_OFFSET_RSPCODE]); |
| 1587 | nfc_status = NFC_STATUS_FAILED; |
| 1588 | } |
| 1589 | /* If this is response to final UPDATE, then update NDEF local size */ |
| 1590 | else if (p_cb->flags & RW_T3T_FL_IS_FINAL_NDEF_SEGMENT) { |
| 1591 | /* If successful, update current NDEF size */ |
| 1592 | p_cb->ndef_attrib.ln = p_cb->ndef_msg_len; |
| 1593 | } |
| 1594 | /* If any more NDEF bytes to update, then send next UPDATE command */ |
| 1595 | else if (p_cb->ndef_msg_bytes_sent < p_cb->ndef_msg_len) { |
| 1596 | /* Send UPDATE command for next segment of NDEF */ |
Ruchi Kandoi | 0c515ae | 2017-01-30 17:48:41 -0800 | [diff] [blame] | 1597 | nfc_status = rw_t3t_send_next_ndef_update_cmd(p_cb); |
| 1598 | if (nfc_status == NFC_STATUS_OK) { |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1599 | /* Wait for update response */ |
| 1600 | update_complete = false; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1601 | } |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1602 | } |
| 1603 | /* Otherwise, no more NDEF bytes. Send final UPDATE for Attribute Information |
| 1604 | block */ |
| 1605 | else { |
| 1606 | p_cb->flags |= RW_T3T_FL_IS_FINAL_NDEF_SEGMENT; |
Ruchi Kandoi | 0c515ae | 2017-01-30 17:48:41 -0800 | [diff] [blame] | 1607 | nfc_status = rw_t3t_send_update_ndef_attribute_cmd(p_cb, false); |
| 1608 | if (nfc_status == NFC_STATUS_OK) { |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1609 | /* Wait for update response */ |
| 1610 | update_complete = false; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1611 | } |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1612 | } |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1613 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1614 | /* If update is completed, then notify app */ |
| 1615 | if (update_complete) { |
| 1616 | p_cb->rw_state = RW_T3T_STATE_IDLE; |
| 1617 | evt_data.status = nfc_status; |
| 1618 | (*(rw_cb.p_cback))(RW_T3T_UPDATE_CPLT_EVT, (tRW_DATA*)&evt_data); |
| 1619 | } |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1620 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1621 | GKI_freebuf(p_msg_rsp); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1622 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1623 | return; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1624 | } |
| 1625 | |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1626 | /***************************************************************************** |
| 1627 | ** |
| 1628 | ** Function rw_t3t_handle_get_sc_poll_rsp |
| 1629 | ** |
| 1630 | ** Description Handle POLL response for getting system codes |
| 1631 | ** |
| 1632 | ** Returns Nothing |
| 1633 | ** |
| 1634 | *****************************************************************************/ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1635 | static void rw_t3t_handle_get_sc_poll_rsp(tRW_T3T_CB* p_cb, uint8_t nci_status, |
| 1636 | uint8_t num_responses, |
| 1637 | uint8_t sensf_res_buf_size, |
| 1638 | uint8_t* p_sensf_res_buf) { |
| 1639 | uint8_t* p; |
| 1640 | uint16_t sc; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1641 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1642 | /* Get the system code from the response */ |
| 1643 | if ((nci_status == NCI_STATUS_OK) && (num_responses > 0) && |
| 1644 | (sensf_res_buf_size >= |
| 1645 | (RW_T3T_SENSF_RES_RD_OFFSET + RW_T3T_SENSF_RES_RD_LEN))) { |
| 1646 | p = &p_sensf_res_buf[RW_T3T_SENSF_RES_RD_OFFSET]; |
| 1647 | BE_STREAM_TO_UINT16(sc, p); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1648 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1649 | RW_TRACE_DEBUG1("FeliCa detected (RD, system code %04X)", sc); |
| 1650 | p_cb->system_codes[p_cb->num_system_codes++] = sc; |
| 1651 | } |
Yoshinobu Ito | 721b3ab | 2016-08-02 14:41:33 +0900 | [diff] [blame] | 1652 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1653 | rw_t3t_handle_get_system_codes_cplt(); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1654 | } |
| 1655 | |
| 1656 | /***************************************************************************** |
| 1657 | ** |
| 1658 | ** Function rw_t3t_handle_ndef_detect_poll_rsp |
| 1659 | ** |
| 1660 | ** Description Handle POLL response for getting system codes |
| 1661 | ** |
| 1662 | ** Returns Nothing |
| 1663 | ** |
| 1664 | *****************************************************************************/ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1665 | static void rw_t3t_handle_ndef_detect_poll_rsp(tRW_T3T_CB* p_cb, |
| 1666 | uint8_t nci_status, |
| 1667 | uint8_t num_responses, |
| 1668 | uint8_t sensf_res_buf_size, |
| 1669 | uint8_t* p_sensf_res_buf) { |
| 1670 | NFC_HDR* p_cmd_buf; |
| 1671 | uint8_t *p, *p_cmd_start; |
| 1672 | tRW_DATA evt_data; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1673 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1674 | /* Validate response for NDEF poll */ |
| 1675 | if ((nci_status == NCI_STATUS_OK) && (num_responses > 0)) { |
| 1676 | /* Tag responded for NDEF poll */ |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1677 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1678 | /* Read NDEF attribute block */ |
Ruchi Kandoi | 0c515ae | 2017-01-30 17:48:41 -0800 | [diff] [blame] | 1679 | p_cmd_buf = rw_t3t_get_cmd_buf(); |
| 1680 | if (p_cmd_buf != NULL) { |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1681 | /* Construct T3T message */ |
| 1682 | p = p_cmd_start = (uint8_t*)(p_cmd_buf + 1) + p_cmd_buf->offset; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1683 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1684 | /* Add CHECK opcode to message */ |
| 1685 | UINT8_TO_STREAM(p, T3T_MSG_OPC_CHECK_CMD); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1686 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1687 | /* Add IDm to message */ |
| 1688 | ARRAY_TO_STREAM(p, p_cb->peer_nfcid2, NCI_NFCID2_LEN); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1689 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1690 | /* Add Service code list */ |
| 1691 | UINT8_TO_STREAM(p, 1); /* Number of services (only 1 service: NDEF) */ |
| 1692 | UINT16_TO_STREAM( |
| 1693 | p, T3T_MSG_NDEF_SC_RO); /* Service code (little-endian format) */ |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1694 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1695 | /* Number of blocks */ |
| 1696 | UINT8_TO_STREAM( |
| 1697 | p, |
| 1698 | 1); /* Number of blocks (only 1 block: NDEF Attribute Information ) */ |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1699 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1700 | /* Block List element: the NDEF attribute information block (block 0) */ |
| 1701 | UINT8_TO_STREAM(p, T3T_MSG_MASK_TWO_BYTE_BLOCK_DESC_FORMAT); |
| 1702 | UINT8_TO_STREAM(p, 0); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1703 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1704 | /* Calculate length of message */ |
| 1705 | p_cmd_buf->len = (uint16_t)(p - p_cmd_start); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1706 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1707 | /* Send the T3T message */ |
Ruchi Kandoi | 0c515ae | 2017-01-30 17:48:41 -0800 | [diff] [blame] | 1708 | evt_data.status = rw_t3t_send_cmd(p_cb, RW_T3T_CMD_DETECT_NDEF, p_cmd_buf, |
| 1709 | rw_t3t_check_timeout(1)); |
| 1710 | if (evt_data.status == NFC_STATUS_OK) { |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1711 | /* CHECK command sent. Wait for response */ |
| 1712 | return; |
| 1713 | } |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1714 | } |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1715 | nci_status = NFC_STATUS_FAILED; |
| 1716 | } |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1717 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1718 | /* NDEF detection failed */ |
| 1719 | p_cb->rw_state = RW_T3T_STATE_IDLE; |
| 1720 | evt_data.ndef.status = nci_status; |
| 1721 | evt_data.ndef.flags = RW_NDEF_FL_UNKNOWN; |
| 1722 | rw_t3t_update_ndef_flag(&evt_data.ndef.flags); |
| 1723 | (*(rw_cb.p_cback))(RW_T3T_NDEF_DETECT_EVT, &evt_data); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1724 | } |
| 1725 | |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1726 | /***************************************************************************** |
| 1727 | ** |
| 1728 | ** Function rw_t3t_update_block |
| 1729 | ** |
Martijn Coenen | 5c65c3a | 2013-03-27 13:23:36 -0700 | [diff] [blame] | 1730 | ** Description Send UPDATE command for single block |
| 1731 | ** (for formatting/configuring read only) |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1732 | ** |
| 1733 | ** Returns tNFC_STATUS |
| 1734 | ** |
| 1735 | *****************************************************************************/ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1736 | tNFC_STATUS rw_t3t_update_block(tRW_T3T_CB* p_cb, uint8_t block_id, |
| 1737 | uint8_t* p_block_data) { |
| 1738 | uint8_t *p_dst, *p_cmd_start; |
| 1739 | NFC_HDR* p_cmd_buf; |
| 1740 | tNFC_STATUS status; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1741 | |
Ruchi Kandoi | 0c515ae | 2017-01-30 17:48:41 -0800 | [diff] [blame] | 1742 | p_cmd_buf = rw_t3t_get_cmd_buf(); |
| 1743 | if (p_cmd_buf != NULL) { |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1744 | p_dst = p_cmd_start = (uint8_t*)(p_cmd_buf + 1) + p_cmd_buf->offset; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1745 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1746 | /* Add UPDATE opcode to message */ |
| 1747 | UINT8_TO_STREAM(p_dst, T3T_MSG_OPC_UPDATE_CMD); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1748 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1749 | /* Add IDm to message */ |
| 1750 | ARRAY_TO_STREAM(p_dst, p_cb->peer_nfcid2, NCI_NFCID2_LEN); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1751 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1752 | /* Add Service code list */ |
| 1753 | UINT8_TO_STREAM(p_dst, 1); /* Number of services (only 1 service: NDEF) */ |
| 1754 | UINT16_TO_STREAM( |
| 1755 | p_dst, T3T_MSG_NDEF_SC_RW); /* Service code (little-endian format) */ |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1756 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1757 | /* Number of blocks */ |
| 1758 | UINT8_TO_STREAM(p_dst, 1); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1759 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1760 | /* Add Block list element for MC */ |
| 1761 | UINT8_TO_STREAM(p_dst, T3T_MSG_MASK_TWO_BYTE_BLOCK_DESC_FORMAT); |
| 1762 | UINT8_TO_STREAM(p_dst, block_id); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1763 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1764 | /* Copy MC data to UPDATE message */ |
| 1765 | ARRAY_TO_STREAM(p_dst, p_block_data, T3T_MSG_BLOCKSIZE); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1766 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1767 | /* Calculate length of message */ |
| 1768 | p_cmd_buf->len = (uint16_t)(p_dst - p_cmd_start); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1769 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1770 | /* Send the T3T message */ |
| 1771 | status = rw_t3t_send_cmd(p_cb, p_cb->cur_cmd, p_cmd_buf, |
| 1772 | rw_t3t_update_timeout(1)); |
| 1773 | } else { |
| 1774 | /* Unable to send UPDATE command */ |
| 1775 | status = NFC_STATUS_NO_BUFFERS; |
| 1776 | } |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1777 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1778 | return (status); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1779 | } |
| 1780 | |
| 1781 | /***************************************************************************** |
| 1782 | ** |
| 1783 | ** Function rw_t3t_handle_fmt_poll_rsp |
| 1784 | ** |
| 1785 | ** Description Handle POLL response for formatting felica-lite |
| 1786 | ** |
| 1787 | ** Returns Nothing |
| 1788 | ** |
| 1789 | *****************************************************************************/ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1790 | static void rw_t3t_handle_fmt_poll_rsp(tRW_T3T_CB* p_cb, uint8_t nci_status, |
| 1791 | uint8_t num_responses, |
| 1792 | uint8_t sensf_res_buf_size, |
| 1793 | uint8_t* p_sensf_res_buf) { |
| 1794 | tRW_DATA evt_data; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1795 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1796 | evt_data.status = NFC_STATUS_OK; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1797 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1798 | /* Validate response for poll response */ |
| 1799 | if ((nci_status == NCI_STATUS_OK) && (num_responses > 0)) { |
| 1800 | /* Tag responded for Felica-Lite poll */ |
| 1801 | /* Get MemoryControl block */ |
| 1802 | RW_TRACE_DEBUG0("Felica-Lite tag detected...getting Memory Control block."); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1803 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1804 | p_cb->rw_substate = RW_T3T_FMT_SST_CHECK_MC_BLK; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1805 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1806 | /* Send command to check Memory Configuration block */ |
| 1807 | evt_data.status = rw_t3t_check_mc_block(p_cb); |
| 1808 | } else { |
| 1809 | RW_TRACE_ERROR0("Felica-Lite tag not detected"); |
| 1810 | evt_data.status = NFC_STATUS_FAILED; |
| 1811 | } |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1812 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1813 | /* If error, notify upper layer */ |
| 1814 | if (evt_data.status != NFC_STATUS_OK) { |
| 1815 | rw_t3t_format_cplt(evt_data.status); |
| 1816 | } |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1817 | } |
| 1818 | |
| 1819 | /***************************************************************************** |
| 1820 | ** |
| 1821 | ** Function rw_t3t_act_handle_fmt_rsp |
| 1822 | ** |
| 1823 | ** Description Handle response for formatting codes |
| 1824 | ** |
| 1825 | ** Returns Nothing |
| 1826 | ** |
| 1827 | *****************************************************************************/ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1828 | void rw_t3t_act_handle_fmt_rsp(tRW_T3T_CB* p_cb, NFC_HDR* p_msg_rsp) { |
| 1829 | uint8_t* p_t3t_rsp = (uint8_t*)(p_msg_rsp + 1) + p_msg_rsp->offset; |
| 1830 | uint8_t* p_mc; |
| 1831 | tRW_DATA evt_data; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1832 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1833 | evt_data.status = NFC_STATUS_OK; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1834 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1835 | /* Check tags's response for reading MemoryControl block */ |
| 1836 | if (p_cb->rw_substate == RW_T3T_FMT_SST_CHECK_MC_BLK) { |
| 1837 | /* Validate response opcode */ |
| 1838 | if (p_t3t_rsp[T3T_MSG_RSP_OFFSET_RSPCODE] != T3T_MSG_OPC_CHECK_RSP) { |
| 1839 | RW_TRACE_ERROR2("Response error: expecting rsp_code %02X, but got %02X", |
| 1840 | T3T_MSG_OPC_CHECK_RSP, |
| 1841 | p_t3t_rsp[T3T_MSG_RSP_OFFSET_RSPCODE]); |
| 1842 | evt_data.status = NFC_STATUS_FAILED; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1843 | } |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1844 | /* Validate status code and NFCID2 response from tag */ |
| 1845 | else if ((p_t3t_rsp[T3T_MSG_RSP_OFFSET_STATUS1] != |
| 1846 | T3T_MSG_RSP_STATUS_OK) /* verify response status code */ |
| 1847 | || (memcmp(p_cb->peer_nfcid2, &p_t3t_rsp[T3T_MSG_RSP_OFFSET_IDM], |
| 1848 | NCI_NFCID2_LEN) != 0)) /* verify response IDm */ |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1849 | { |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1850 | evt_data.status = NFC_STATUS_FAILED; |
| 1851 | } else { |
| 1852 | /* Check if memory configuration (MC) block to see if SYS_OP=1 (NDEF |
| 1853 | * enabled) */ |
| 1854 | p_mc = &p_t3t_rsp[T3T_MSG_RSP_OFFSET_CHECK_DATA]; /* Point to MC data of |
| 1855 | CHECK response */ |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1856 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1857 | if (p_mc[T3T_MSG_FELICALITE_MC_OFFSET_SYS_OP] != 0x01) { |
| 1858 | /* Tag is not currently enabled for NDEF. Indicate that we need to |
| 1859 | * update the MC block */ |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1860 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1861 | /* Set SYS_OP field to 0x01 (enable NDEF) */ |
| 1862 | p_mc[T3T_MSG_FELICALITE_MC_OFFSET_SYS_OP] = 0x01; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1863 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1864 | /* Set RF_PRM field to 0x07 (procedure of issuance) */ |
| 1865 | p_mc[T3T_MSG_FELICALITE_MC_OFFSET_RF_PRM] = 0x07; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1866 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1867 | /* Construct and send UPDATE message to write MC block */ |
| 1868 | p_cb->rw_substate = RW_T3T_FMT_SST_UPDATE_MC_BLK; |
| 1869 | evt_data.status = |
| 1870 | rw_t3t_update_block(p_cb, T3T_MSG_FELICALITE_BLOCK_ID_MC, p_mc); |
| 1871 | } else { |
| 1872 | /* SYS_OP=1: ndef already enabled. Just need to update attribute |
| 1873 | * information block */ |
| 1874 | p_cb->rw_substate = RW_T3T_FMT_SST_UPDATE_NDEF_ATTRIB; |
| 1875 | evt_data.status = |
| 1876 | rw_t3t_update_block(p_cb, 0, (uint8_t*)rw_t3t_default_attrib_info); |
| 1877 | } |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1878 | } |
| 1879 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1880 | /* If error, notify upper layer */ |
| 1881 | if (evt_data.status != NFC_STATUS_OK) { |
| 1882 | rw_t3t_format_cplt(evt_data.status); |
| 1883 | } |
| 1884 | } else if (p_cb->rw_substate == RW_T3T_FMT_SST_UPDATE_MC_BLK) { |
| 1885 | /* Validate response opcode */ |
| 1886 | if ((p_t3t_rsp[T3T_MSG_RSP_OFFSET_RSPCODE] != T3T_MSG_OPC_UPDATE_RSP) || |
| 1887 | (p_t3t_rsp[T3T_MSG_RSP_OFFSET_STATUS1] != T3T_MSG_RSP_STATUS_OK)) |
| 1888 | |
| 1889 | { |
| 1890 | RW_TRACE_ERROR2("Response error: rsp_code=%02X, status=%02X", |
| 1891 | p_t3t_rsp[T3T_MSG_RSP_OFFSET_RSPCODE], |
| 1892 | p_t3t_rsp[T3T_MSG_RSP_OFFSET_STATUS1]); |
| 1893 | evt_data.status = NFC_STATUS_FAILED; |
| 1894 | } else { |
| 1895 | /* SYS_OP=1: ndef already enabled. Just need to update attribute |
| 1896 | * information block */ |
| 1897 | p_cb->rw_substate = RW_T3T_FMT_SST_UPDATE_NDEF_ATTRIB; |
| 1898 | evt_data.status = |
| 1899 | rw_t3t_update_block(p_cb, 0, (uint8_t*)rw_t3t_default_attrib_info); |
| 1900 | } |
| 1901 | |
| 1902 | /* If error, notify upper layer */ |
| 1903 | if (evt_data.status != NFC_STATUS_OK) { |
| 1904 | rw_t3t_format_cplt(evt_data.status); |
| 1905 | } |
| 1906 | } else if (p_cb->rw_substate == RW_T3T_FMT_SST_UPDATE_NDEF_ATTRIB) { |
| 1907 | /* Validate response opcode */ |
| 1908 | if ((p_t3t_rsp[T3T_MSG_RSP_OFFSET_RSPCODE] != T3T_MSG_OPC_UPDATE_RSP) || |
| 1909 | (p_t3t_rsp[T3T_MSG_RSP_OFFSET_STATUS1] != T3T_MSG_RSP_STATUS_OK)) |
| 1910 | |
| 1911 | { |
| 1912 | RW_TRACE_ERROR2("Response error: rsp_code=%02X, status=%02X", |
| 1913 | p_t3t_rsp[T3T_MSG_RSP_OFFSET_RSPCODE], |
| 1914 | p_t3t_rsp[T3T_MSG_RSP_OFFSET_STATUS1]); |
| 1915 | evt_data.status = NFC_STATUS_FAILED; |
| 1916 | } |
| 1917 | |
| 1918 | rw_t3t_format_cplt(evt_data.status); |
| 1919 | } |
| 1920 | |
| 1921 | GKI_freebuf(p_msg_rsp); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1922 | } |
| 1923 | |
Martijn Coenen | 5c65c3a | 2013-03-27 13:23:36 -0700 | [diff] [blame] | 1924 | /***************************************************************************** |
| 1925 | ** |
| 1926 | ** Function rw_t3t_handle_sro_poll_rsp |
| 1927 | ** |
| 1928 | ** Description Handle POLL response for configuring felica-lite read only |
| 1929 | ** |
| 1930 | ** Returns Nothing |
| 1931 | ** |
| 1932 | *****************************************************************************/ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1933 | static void rw_t3t_handle_sro_poll_rsp(tRW_T3T_CB* p_cb, uint8_t nci_status, |
| 1934 | uint8_t num_responses, |
| 1935 | uint8_t sensf_res_buf_size, |
| 1936 | uint8_t* p_sensf_res_buf) { |
| 1937 | tRW_DATA evt_data; |
| 1938 | uint8_t rw_t3t_ndef_attrib_info[T3T_MSG_BLOCKSIZE]; |
| 1939 | uint8_t* p; |
| 1940 | uint8_t tempU8; |
| 1941 | uint16_t checksum, i; |
| 1942 | uint32_t tempU32 = 0; |
Martijn Coenen | 5c65c3a | 2013-03-27 13:23:36 -0700 | [diff] [blame] | 1943 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1944 | evt_data.status = NFC_STATUS_OK; |
Martijn Coenen | 5c65c3a | 2013-03-27 13:23:36 -0700 | [diff] [blame] | 1945 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1946 | /* Validate response for poll response */ |
| 1947 | if ((nci_status == NCI_STATUS_OK) && (num_responses > 0)) { |
| 1948 | /* Tag responded for Felica-Lite poll */ |
| 1949 | if (p_cb->ndef_attrib.rwflag != T3T_MSG_NDEF_RWFLAG_RO) { |
| 1950 | /* First update attribute information block */ |
| 1951 | RW_TRACE_DEBUG0( |
| 1952 | "Felica-Lite tag detected...update NDef attribution block."); |
Martijn Coenen | 5c65c3a | 2013-03-27 13:23:36 -0700 | [diff] [blame] | 1953 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1954 | p_cb->rw_substate = RW_T3T_SRO_SST_UPDATE_NDEF_ATTRIB; |
Martijn Coenen | 5c65c3a | 2013-03-27 13:23:36 -0700 | [diff] [blame] | 1955 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1956 | p = rw_t3t_ndef_attrib_info; |
Martijn Coenen | 5c65c3a | 2013-03-27 13:23:36 -0700 | [diff] [blame] | 1957 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1958 | UINT8_TO_STREAM(p, p_cb->ndef_attrib.version); |
Martijn Coenen | 5c65c3a | 2013-03-27 13:23:36 -0700 | [diff] [blame] | 1959 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1960 | /* Update NDEF info */ |
| 1961 | UINT8_TO_STREAM( |
| 1962 | p, p_cb->ndef_attrib.nbr); /* NBr: number of blocks that can be read |
| 1963 | using one Check command */ |
| 1964 | UINT8_TO_STREAM(p, p_cb->ndef_attrib.nbw); /* Nbw: number of blocks that |
| 1965 | can be written using one |
| 1966 | Update command */ |
| 1967 | UINT16_TO_BE_STREAM( |
| 1968 | p, p_cb->ndef_attrib.nmaxb); /* Nmaxb: maximum number of blocks |
| 1969 | available for NDEF data */ |
| 1970 | UINT32_TO_BE_STREAM(p, tempU32); |
| 1971 | UINT8_TO_STREAM(p, |
| 1972 | p_cb->ndef_attrib.writef); /* WriteFlag: 00h if writing |
| 1973 | data finished; 0Fh if |
| 1974 | writing data in progress */ |
| 1975 | UINT8_TO_STREAM(p, 0x00); /* RWFlag: 00h NDEF is read-only */ |
Martijn Coenen | 5c65c3a | 2013-03-27 13:23:36 -0700 | [diff] [blame] | 1976 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1977 | tempU8 = (uint8_t)(p_cb->ndef_attrib.ln >> 16); |
| 1978 | /* Get length (3-byte, big-endian) */ |
| 1979 | UINT8_TO_STREAM(p, tempU8); /* Ln: high-byte */ |
| 1980 | UINT16_TO_BE_STREAM(p, p_cb->ndef_attrib.ln); /* Ln: lo-word */ |
Martijn Coenen | 5c65c3a | 2013-03-27 13:23:36 -0700 | [diff] [blame] | 1981 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1982 | /* Calculate and append Checksum */ |
| 1983 | checksum = 0; |
| 1984 | for (i = 0; i < T3T_MSG_NDEF_ATTR_INFO_SIZE; i++) { |
| 1985 | checksum += rw_t3t_ndef_attrib_info[i]; |
| 1986 | } |
| 1987 | UINT16_TO_BE_STREAM(p, checksum); |
Martijn Coenen | 5c65c3a | 2013-03-27 13:23:36 -0700 | [diff] [blame] | 1988 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1989 | evt_data.status = |
| 1990 | rw_t3t_update_block(p_cb, 0, (uint8_t*)rw_t3t_ndef_attrib_info); |
| 1991 | } else if (p_cb->cur_cmd == RW_T3T_CMD_SET_READ_ONLY_HARD) { |
| 1992 | /* NDEF is already read only, Read and update MemoryControl block */ |
| 1993 | RW_TRACE_DEBUG0( |
| 1994 | "Felica-Lite tag detected...getting Memory Control block."); |
| 1995 | p_cb->rw_substate = RW_T3T_SRO_SST_CHECK_MC_BLK; |
Martijn Coenen | 5c65c3a | 2013-03-27 13:23:36 -0700 | [diff] [blame] | 1996 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1997 | /* Send command to check Memory Configuration block */ |
| 1998 | evt_data.status = rw_t3t_check_mc_block(p_cb); |
Martijn Coenen | 5c65c3a | 2013-03-27 13:23:36 -0700 | [diff] [blame] | 1999 | } |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2000 | } else { |
| 2001 | RW_TRACE_ERROR0("Felica-Lite tag not detected"); |
| 2002 | evt_data.status = NFC_STATUS_FAILED; |
| 2003 | } |
Martijn Coenen | 5c65c3a | 2013-03-27 13:23:36 -0700 | [diff] [blame] | 2004 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2005 | /* If error, notify upper layer */ |
| 2006 | if (evt_data.status != NFC_STATUS_OK) { |
| 2007 | rw_t3t_set_readonly_cplt(evt_data.status); |
| 2008 | } |
Martijn Coenen | 5c65c3a | 2013-03-27 13:23:36 -0700 | [diff] [blame] | 2009 | } |
| 2010 | |
| 2011 | /***************************************************************************** |
| 2012 | ** |
| 2013 | ** Function rw_t3t_act_handle_sro_rsp |
| 2014 | ** |
| 2015 | ** Description Handle response for setting read only codes |
| 2016 | ** |
| 2017 | ** Returns Nothing |
| 2018 | ** |
| 2019 | *****************************************************************************/ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2020 | void rw_t3t_act_handle_sro_rsp(tRW_T3T_CB* p_cb, NFC_HDR* p_msg_rsp) { |
| 2021 | uint8_t* p_t3t_rsp = (uint8_t*)(p_msg_rsp + 1) + p_msg_rsp->offset; |
| 2022 | uint8_t* p_mc; |
| 2023 | tRW_DATA evt_data; |
Martijn Coenen | 5c65c3a | 2013-03-27 13:23:36 -0700 | [diff] [blame] | 2024 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2025 | evt_data.status = NFC_STATUS_OK; |
Martijn Coenen | 5c65c3a | 2013-03-27 13:23:36 -0700 | [diff] [blame] | 2026 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2027 | if (p_cb->rw_substate == RW_T3T_SRO_SST_UPDATE_NDEF_ATTRIB) { |
| 2028 | /* Validate response opcode */ |
| 2029 | if ((p_t3t_rsp[T3T_MSG_RSP_OFFSET_RSPCODE] != T3T_MSG_OPC_UPDATE_RSP) || |
| 2030 | (p_t3t_rsp[T3T_MSG_RSP_OFFSET_STATUS1] != T3T_MSG_RSP_STATUS_OK)) |
| 2031 | |
Martijn Coenen | 5c65c3a | 2013-03-27 13:23:36 -0700 | [diff] [blame] | 2032 | { |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2033 | RW_TRACE_ERROR2("Response error: rsp_code=%02X, status=%02X", |
| 2034 | p_t3t_rsp[T3T_MSG_RSP_OFFSET_RSPCODE], |
| 2035 | p_t3t_rsp[T3T_MSG_RSP_OFFSET_STATUS1]); |
| 2036 | evt_data.status = NFC_STATUS_FAILED; |
| 2037 | } else { |
| 2038 | p_cb->ndef_attrib.rwflag = T3T_MSG_NDEF_RWFLAG_RO; |
| 2039 | if (p_cb->cur_cmd == RW_T3T_CMD_SET_READ_ONLY_HARD) { |
| 2040 | p_cb->rw_substate = RW_T3T_SRO_SST_CHECK_MC_BLK; |
Martijn Coenen | 5c65c3a | 2013-03-27 13:23:36 -0700 | [diff] [blame] | 2041 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2042 | /* Send command to check Memory Configuration block */ |
| 2043 | evt_data.status = rw_t3t_check_mc_block(p_cb); |
| 2044 | } else { |
| 2045 | rw_t3t_set_readonly_cplt(evt_data.status); |
| 2046 | } |
Martijn Coenen | 5c65c3a | 2013-03-27 13:23:36 -0700 | [diff] [blame] | 2047 | } |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2048 | } else if (p_cb->rw_substate == RW_T3T_SRO_SST_CHECK_MC_BLK) { |
| 2049 | /* Check tags's response for reading MemoryControl block, Validate response |
| 2050 | * opcode */ |
| 2051 | if (p_t3t_rsp[T3T_MSG_RSP_OFFSET_RSPCODE] != T3T_MSG_OPC_CHECK_RSP) { |
| 2052 | RW_TRACE_ERROR2("Response error: expecting rsp_code %02X, but got %02X", |
| 2053 | T3T_MSG_OPC_CHECK_RSP, |
| 2054 | p_t3t_rsp[T3T_MSG_RSP_OFFSET_RSPCODE]); |
| 2055 | evt_data.status = NFC_STATUS_FAILED; |
| 2056 | } |
| 2057 | /* Validate status code and NFCID2 response from tag */ |
| 2058 | else if ((p_t3t_rsp[T3T_MSG_RSP_OFFSET_STATUS1] != |
| 2059 | T3T_MSG_RSP_STATUS_OK) /* verify response status code */ |
| 2060 | || (memcmp(p_cb->peer_nfcid2, &p_t3t_rsp[T3T_MSG_RSP_OFFSET_IDM], |
| 2061 | NCI_NFCID2_LEN) != 0)) /* verify response IDm */ |
Martijn Coenen | 5c65c3a | 2013-03-27 13:23:36 -0700 | [diff] [blame] | 2062 | { |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2063 | evt_data.status = NFC_STATUS_FAILED; |
| 2064 | } else { |
| 2065 | /* Check if memory configuration (MC) block to see if SYS_OP=1 (NDEF |
| 2066 | * enabled) */ |
| 2067 | p_mc = &p_t3t_rsp[T3T_MSG_RSP_OFFSET_CHECK_DATA]; /* Point to MC data of |
| 2068 | CHECK response */ |
Martijn Coenen | 5c65c3a | 2013-03-27 13:23:36 -0700 | [diff] [blame] | 2069 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2070 | if (p_mc[T3T_MSG_FELICALITE_MC_OFFSET_SYS_OP] != 0x01) { |
| 2071 | /* Tag is not currently enabled for NDEF */ |
| 2072 | evt_data.status = NFC_STATUS_FAILED; |
| 2073 | } else { |
| 2074 | /* Set MC_SP field with MC[0] = 0x00 & MC[1] = 0xC0 (Hardlock) to change |
| 2075 | * access permission from RW to RO */ |
| 2076 | p_mc[T3T_MSG_FELICALITE_MC_OFFSET_MC_SP] = 0x00; |
| 2077 | /* Not changing the access permission of Subtraction Register and |
| 2078 | * MC[0:1] */ |
| 2079 | p_mc[T3T_MSG_FELICALITE_MC_OFFSET_MC_SP + 1] = 0xC0; |
Martijn Coenen | 5c65c3a | 2013-03-27 13:23:36 -0700 | [diff] [blame] | 2080 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2081 | /* Set RF_PRM field to 0x07 (procedure of issuance) */ |
| 2082 | p_mc[T3T_MSG_FELICALITE_MC_OFFSET_RF_PRM] = 0x07; |
Martijn Coenen | 5c65c3a | 2013-03-27 13:23:36 -0700 | [diff] [blame] | 2083 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2084 | /* Construct and send UPDATE message to write MC block */ |
| 2085 | p_cb->rw_substate = RW_T3T_SRO_SST_UPDATE_MC_BLK; |
| 2086 | evt_data.status = |
| 2087 | rw_t3t_update_block(p_cb, T3T_MSG_FELICALITE_BLOCK_ID_MC, p_mc); |
| 2088 | } |
Martijn Coenen | 5c65c3a | 2013-03-27 13:23:36 -0700 | [diff] [blame] | 2089 | } |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2090 | } else if (p_cb->rw_substate == RW_T3T_SRO_SST_UPDATE_MC_BLK) { |
| 2091 | /* Validate response opcode */ |
| 2092 | if ((p_t3t_rsp[T3T_MSG_RSP_OFFSET_RSPCODE] != T3T_MSG_OPC_UPDATE_RSP) || |
| 2093 | (p_t3t_rsp[T3T_MSG_RSP_OFFSET_STATUS1] != T3T_MSG_RSP_STATUS_OK)) |
| 2094 | |
Martijn Coenen | 5c65c3a | 2013-03-27 13:23:36 -0700 | [diff] [blame] | 2095 | { |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2096 | RW_TRACE_ERROR2("Response error: rsp_code=%02X, status=%02X", |
| 2097 | p_t3t_rsp[T3T_MSG_RSP_OFFSET_RSPCODE], |
| 2098 | p_t3t_rsp[T3T_MSG_RSP_OFFSET_STATUS1]); |
| 2099 | evt_data.status = NFC_STATUS_FAILED; |
| 2100 | } else { |
| 2101 | rw_t3t_set_readonly_cplt(evt_data.status); |
Martijn Coenen | 5c65c3a | 2013-03-27 13:23:36 -0700 | [diff] [blame] | 2102 | } |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2103 | } |
Martijn Coenen | 5c65c3a | 2013-03-27 13:23:36 -0700 | [diff] [blame] | 2104 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2105 | /* If error, notify upper layer */ |
| 2106 | if (evt_data.status != NFC_STATUS_OK) { |
| 2107 | rw_t3t_set_readonly_cplt(evt_data.status); |
| 2108 | } |
Martijn Coenen | 5c65c3a | 2013-03-27 13:23:36 -0700 | [diff] [blame] | 2109 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2110 | GKI_freebuf(p_msg_rsp); |
Martijn Coenen | 5c65c3a | 2013-03-27 13:23:36 -0700 | [diff] [blame] | 2111 | } |
| 2112 | |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2113 | /******************************************************************************* |
| 2114 | ** |
| 2115 | ** Function rw_t3t_data_cback |
| 2116 | ** |
| 2117 | ** Description This callback function receives the data from NFCC. |
| 2118 | ** |
| 2119 | ** Returns none |
| 2120 | ** |
| 2121 | *******************************************************************************/ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2122 | void rw_t3t_data_cback(uint8_t conn_id, tNFC_DATA_CEVT* p_data) { |
| 2123 | tRW_T3T_CB* p_cb = &rw_cb.tcb.t3t; |
| 2124 | NFC_HDR* p_msg = p_data->p_data; |
| 2125 | bool free_msg = false; /* if TRUE, free msg buffer before returning */ |
| 2126 | uint8_t *p, sod; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2127 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2128 | /* Stop rsponse timer */ |
| 2129 | nfc_stop_quick_timer(&p_cb->timer); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2130 | |
Ruchi Kandoi | 303fec1 | 2016-12-14 13:22:38 -0800 | [diff] [blame] | 2131 | #if (RW_STATS_INCLUDED == TRUE) |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2132 | /* Update rx stats */ |
| 2133 | rw_main_update_rx_stats(p_msg->len); |
| 2134 | #endif /* RW_STATS_INCLUDED */ |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2135 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2136 | /* Check if we are expecting a response */ |
| 2137 | if (p_cb->rw_state != RW_T3T_STATE_COMMAND_PENDING) { |
| 2138 | /* |
| 2139 | ** This must be raw frame response |
| 2140 | ** send raw frame to app with SoD |
| 2141 | */ |
| 2142 | rw_t3t_act_handle_raw_senddata_rsp(p_cb, p_data); |
| 2143 | } |
| 2144 | /* Sanity check: verify msg len is big enough to contain t3t header */ |
| 2145 | else if (p_msg->len < T3T_MSG_RSP_COMMON_HDR_LEN) { |
| 2146 | RW_TRACE_ERROR1("T3T: invalid Type3 Tag Message (invalid len: %i)", |
| 2147 | p_msg->len); |
| 2148 | free_msg = true; |
| 2149 | |
| 2150 | rw_t3t_process_frame_error(); |
| 2151 | } else { |
| 2152 | /* Check for RF frame error */ |
| 2153 | p = (uint8_t*)(p_msg + 1) + p_msg->offset; |
| 2154 | sod = p[0]; |
| 2155 | if (p[sod] != NCI_STATUS_OK) { |
| 2156 | RW_TRACE_ERROR1("T3T: rf frame error (crc status=%i)", p[sod]); |
| 2157 | GKI_freebuf(p_msg); |
| 2158 | |
| 2159 | rw_t3t_process_frame_error(); |
| 2160 | return; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2161 | } |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2162 | |
| 2163 | #if (BT_TRACE_PROTOCOL == TRUE) |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2164 | DispT3TagMessage(p_msg, true); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2165 | #endif |
| 2166 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2167 | /* Skip over SoD */ |
| 2168 | p_msg->offset++; |
| 2169 | p_msg->len--; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2170 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2171 | /* Get response code */ |
| 2172 | switch (p_cb->cur_cmd) { |
| 2173 | case RW_T3T_CMD_DETECT_NDEF: |
| 2174 | rw_t3t_act_handle_ndef_detect_rsp(p_cb, p_msg); |
| 2175 | break; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2176 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2177 | case RW_T3T_CMD_CHECK_NDEF: |
| 2178 | rw_t3t_act_handle_check_ndef_rsp(p_cb, p_msg); |
| 2179 | break; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2180 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2181 | case RW_T3T_CMD_UPDATE_NDEF: |
| 2182 | rw_t3t_act_handle_update_ndef_rsp(p_cb, p_msg); |
| 2183 | break; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2184 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2185 | case RW_T3T_CMD_CHECK: |
| 2186 | rw_t3t_act_handle_check_rsp(p_cb, p_msg); |
| 2187 | break; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2188 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2189 | case RW_T3T_CMD_UPDATE: |
| 2190 | rw_t3t_act_handle_update_rsp(p_cb, p_msg); |
| 2191 | break; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2192 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2193 | case RW_T3T_CMD_SEND_RAW_FRAME: |
| 2194 | rw_t3t_act_handle_raw_senddata_rsp(p_cb, p_data); |
| 2195 | break; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2196 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2197 | case RW_T3T_CMD_FORMAT: |
| 2198 | rw_t3t_act_handle_fmt_rsp(p_cb, p_msg); |
| 2199 | break; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2200 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2201 | case RW_T3T_CMD_SET_READ_ONLY_SOFT: |
| 2202 | case RW_T3T_CMD_SET_READ_ONLY_HARD: |
| 2203 | rw_t3t_act_handle_sro_rsp(p_cb, p_msg); |
| 2204 | break; |
Martijn Coenen | 5c65c3a | 2013-03-27 13:23:36 -0700 | [diff] [blame] | 2205 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2206 | default: |
| 2207 | GKI_freebuf(p_msg); |
| 2208 | break; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2209 | } |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2210 | } |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2211 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2212 | if (free_msg) { |
| 2213 | GKI_freebuf(p_msg); |
| 2214 | } |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2215 | } |
| 2216 | |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2217 | /******************************************************************************* |
| 2218 | ** |
| 2219 | ** Function rw_t3t_conn_cback |
| 2220 | ** |
| 2221 | ** Description This callback function receives the events/data from NFCC. |
| 2222 | ** |
| 2223 | ** Returns none |
| 2224 | ** |
| 2225 | *******************************************************************************/ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2226 | void rw_t3t_conn_cback(uint8_t conn_id, tNFC_CONN_EVT event, |
| 2227 | tNFC_CONN* p_data) { |
| 2228 | tRW_T3T_CB* p_cb = &rw_cb.tcb.t3t; |
| 2229 | RW_TRACE_DEBUG2("rw_t3t_conn_cback: conn_id=%i, evt=0x%02x", conn_id, event); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2230 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2231 | /* Only handle NFC_RF_CONN_ID conn_id */ |
| 2232 | if (conn_id != NFC_RF_CONN_ID) { |
| 2233 | return; |
| 2234 | } |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2235 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2236 | switch (event) { |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2237 | case NFC_DEACTIVATE_CEVT: |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2238 | rw_t3t_unselect(NULL); |
| 2239 | break; |
| 2240 | |
| 2241 | case NFC_DATA_CEVT: /* check for status in tNFC_CONN */ |
| 2242 | if ((p_data != NULL) && ((p_data->data.status == NFC_STATUS_OK) || |
| 2243 | (p_data->data.status == NFC_STATUS_CONTINUE))) { |
| 2244 | rw_t3t_data_cback(conn_id, &(p_data->data)); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2245 | break; |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2246 | } else if (p_data->data.p_data != NULL) { |
| 2247 | /* Free the response buffer in case of error response */ |
| 2248 | GKI_freebuf((NFC_HDR*)(p_data->data.p_data)); |
| 2249 | p_data->data.p_data = NULL; |
| 2250 | } |
| 2251 | /* Data event with error status...fall through to NFC_ERROR_CEVT case */ |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2252 | |
| 2253 | case NFC_ERROR_CEVT: |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2254 | nfc_stop_quick_timer(&p_cb->timer); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2255 | |
Ruchi Kandoi | 303fec1 | 2016-12-14 13:22:38 -0800 | [diff] [blame] | 2256 | #if (RW_STATS_INCLUDED == TRUE) |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2257 | rw_main_update_trans_error_stats(); |
| 2258 | #endif /* RW_STATS_INCLUDED */ |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2259 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2260 | if (event == NFC_ERROR_CEVT) |
| 2261 | rw_t3t_process_error(NFC_STATUS_TIMEOUT); |
| 2262 | else if (p_data) |
| 2263 | rw_t3t_process_error(p_data->status); |
| 2264 | break; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2265 | |
| 2266 | default: |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2267 | break; |
| 2268 | } |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2269 | } |
| 2270 | |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2271 | /******************************************************************************* |
| 2272 | ** |
Sherry Smith | 818b56e | 2014-05-14 16:46:32 -0700 | [diff] [blame] | 2273 | ** Function rw_t3t_mrti_to_a_b |
| 2274 | ** |
| 2275 | ** Description Converts the given MRTI (Maximum Response Time Information) |
| 2276 | ** to the base to calculate timeout value. |
| 2277 | ** (The timeout value is a + b * number_blocks) |
| 2278 | ** |
| 2279 | ** Returns NFC_STATUS_OK |
| 2280 | ** |
| 2281 | *******************************************************************************/ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2282 | static void rw_t3t_mrti_to_a_b(uint8_t mrti, uint32_t* p_a, uint32_t* p_b) { |
| 2283 | uint8_t a, b, e; |
Sherry Smith | 818b56e | 2014-05-14 16:46:32 -0700 | [diff] [blame] | 2284 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2285 | a = (mrti & 0x7) + 1; /* A is bit 0 ~ bit 2 */ |
| 2286 | mrti >>= 3; |
| 2287 | b = (mrti & 0x7) + 1; /* B is bit 3 ~ bit 5 */ |
| 2288 | mrti >>= 3; |
| 2289 | e = mrti & 0x3; /* E is bit 6 ~ bit 7 */ |
| 2290 | *p_a = rw_t3t_mrti_base[e] * a; /* (A+1) * base (i.e T/t3t * 4^E) */ |
| 2291 | *p_b = rw_t3t_mrti_base[e] * b; /* (B+1) * base (i.e T/t3t * 4^E) */ |
Sherry Smith | 818b56e | 2014-05-14 16:46:32 -0700 | [diff] [blame] | 2292 | } |
| 2293 | |
Sherry Smith | 818b56e | 2014-05-14 16:46:32 -0700 | [diff] [blame] | 2294 | /******************************************************************************* |
| 2295 | ** |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2296 | ** Function rw_t3t_select |
| 2297 | ** |
| 2298 | ** Description Called by NFC manager when a Type3 tag has been activated |
| 2299 | ** |
| 2300 | ** Returns NFC_STATUS_OK |
| 2301 | ** |
| 2302 | *******************************************************************************/ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2303 | tNFC_STATUS rw_t3t_select(uint8_t peer_nfcid2[NCI_RF_F_UID_LEN], |
| 2304 | uint8_t mrti_check, uint8_t mrti_update) { |
| 2305 | tRW_T3T_CB* p_cb = &rw_cb.tcb.t3t; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2306 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2307 | RW_TRACE_API0("rw_t3t_select"); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2308 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2309 | memcpy(p_cb->peer_nfcid2, peer_nfcid2, |
| 2310 | NCI_NFCID2_LEN); /* Store tag's NFCID2 */ |
| 2311 | p_cb->ndef_attrib.status = |
| 2312 | NFC_STATUS_NOT_INITIALIZED; /* Indicate that NDEF detection has not been |
| 2313 | performed yet */ |
| 2314 | p_cb->rw_state = RW_T3T_STATE_IDLE; |
| 2315 | p_cb->flags = 0; |
| 2316 | rw_t3t_mrti_to_a_b(mrti_check, &p_cb->check_tout_a, &p_cb->check_tout_b); |
| 2317 | rw_t3t_mrti_to_a_b(mrti_update, &p_cb->update_tout_a, &p_cb->update_tout_b); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2318 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2319 | /* Alloc cmd buf for retransmissions */ |
| 2320 | if (p_cb->p_cur_cmd_buf == NULL) { |
Ruchi Kandoi | 0c515ae | 2017-01-30 17:48:41 -0800 | [diff] [blame] | 2321 | p_cb->p_cur_cmd_buf = (NFC_HDR*)GKI_getpoolbuf(NFC_RW_POOL_ID); |
| 2322 | if (p_cb->p_cur_cmd_buf == NULL) { |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2323 | RW_TRACE_ERROR0( |
| 2324 | "rw_t3t_select: unable to allocate buffer for retransmission"); |
| 2325 | p_cb->rw_state = RW_T3T_STATE_NOT_ACTIVATED; |
| 2326 | return (NFC_STATUS_FAILED); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2327 | } |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2328 | } |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2329 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2330 | NFC_SetStaticRfCback(rw_t3t_conn_cback); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2331 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2332 | return NFC_STATUS_OK; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2333 | } |
| 2334 | |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2335 | /******************************************************************************* |
| 2336 | ** |
| 2337 | ** Function rw_t3t_unselect |
| 2338 | ** |
| 2339 | ** Description Called by NFC manager when a Type3 tag has been de-activated |
| 2340 | ** |
| 2341 | ** Returns NFC_STATUS_OK |
| 2342 | ** |
| 2343 | *******************************************************************************/ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2344 | static tNFC_STATUS rw_t3t_unselect(uint8_t peer_nfcid2[]) { |
| 2345 | tRW_T3T_CB* p_cb = &rw_cb.tcb.t3t; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2346 | |
Ruchi Kandoi | 303fec1 | 2016-12-14 13:22:38 -0800 | [diff] [blame] | 2347 | #if (RW_STATS_INCLUDED == TRUE) |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2348 | /* Display stats */ |
| 2349 | rw_main_log_stats(); |
| 2350 | #endif /* RW_STATS_INCLUDED */ |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2351 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2352 | /* Stop t3t timer (if started) */ |
| 2353 | nfc_stop_quick_timer(&p_cb->timer); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2354 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2355 | /* Free cmd buf for retransmissions */ |
| 2356 | if (p_cb->p_cur_cmd_buf) { |
| 2357 | GKI_freebuf(p_cb->p_cur_cmd_buf); |
| 2358 | p_cb->p_cur_cmd_buf = NULL; |
| 2359 | } |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2360 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2361 | p_cb->rw_state = RW_T3T_STATE_NOT_ACTIVATED; |
| 2362 | NFC_SetStaticRfCback(NULL); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2363 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2364 | return NFC_STATUS_OK; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2365 | } |
| 2366 | |
Evan Chu | a24be4f | 2013-11-13 15:30:16 -0500 | [diff] [blame] | 2367 | /******************************************************************************* |
| 2368 | ** |
| 2369 | ** Function rw_t3t_update_ndef_flag |
| 2370 | ** |
| 2371 | ** Description set additional NDEF Flags for felica lite tag |
| 2372 | ** |
| 2373 | ** Returns updated NDEF Flag value |
| 2374 | ** |
| 2375 | *******************************************************************************/ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2376 | static void rw_t3t_update_ndef_flag(uint8_t* p_flag) { |
| 2377 | tRW_T3T_CB* p_cb = &rw_cb.tcb.t3t; |
| 2378 | uint8_t xx; |
Evan Chu | a24be4f | 2013-11-13 15:30:16 -0500 | [diff] [blame] | 2379 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2380 | for (xx = 0; xx < p_cb->num_system_codes; xx++) { |
| 2381 | if (p_cb->system_codes[xx] == T3T_SYSTEM_CODE_FELICA_LITE) { |
| 2382 | *p_flag &= ~RW_NDEF_FL_UNKNOWN; |
| 2383 | *p_flag |= (RW_NDEF_FL_SUPPORTED | RW_NDEF_FL_FORMATABLE); |
| 2384 | break; |
Evan Chu | a24be4f | 2013-11-13 15:30:16 -0500 | [diff] [blame] | 2385 | } |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2386 | } |
Evan Chu | a24be4f | 2013-11-13 15:30:16 -0500 | [diff] [blame] | 2387 | } |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2388 | |
| 2389 | #if (BT_TRACE_VERBOSE == TRUE) |
| 2390 | /******************************************************************************* |
| 2391 | ** |
| 2392 | ** Function rw_t3t_cmd_str |
| 2393 | ** |
| 2394 | ** Description Converts cmd_id to command string for logging |
| 2395 | ** |
| 2396 | ** Returns command string |
| 2397 | ** |
| 2398 | *******************************************************************************/ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2399 | static char* rw_t3t_cmd_str(uint8_t cmd_id) { |
| 2400 | switch (cmd_id) { |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2401 | case RW_T3T_CMD_DETECT_NDEF: |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2402 | return "RW_T3T_CMD_DETECT_NDEF"; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2403 | |
| 2404 | case RW_T3T_CMD_CHECK_NDEF: |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2405 | return "RW_T3T_CMD_CHECK_NDEF"; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2406 | |
| 2407 | case RW_T3T_CMD_UPDATE_NDEF: |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2408 | return "RW_T3T_CMD_UPDATE_NDEF"; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2409 | |
| 2410 | case RW_T3T_CMD_CHECK: |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2411 | return "RW_T3T_CMD_CHECK"; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2412 | |
| 2413 | case RW_T3T_CMD_UPDATE: |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2414 | return "RW_T3T_CMD_UPDATE"; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2415 | |
| 2416 | case RW_T3T_CMD_SEND_RAW_FRAME: |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2417 | return "RW_T3T_CMD_SEND_RAW_FRAME"; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2418 | |
| 2419 | case RW_T3T_CMD_GET_SYSTEM_CODES: |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2420 | return "RW_T3T_CMD_GET_SYSTEM_CODES"; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2421 | |
| 2422 | default: |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2423 | return "Unknown"; |
| 2424 | } |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2425 | } |
| 2426 | |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2427 | /******************************************************************************* |
| 2428 | ** |
| 2429 | ** Function rw_t3t_state_str |
| 2430 | ** |
| 2431 | ** Description Converts state_id to command string for logging |
| 2432 | ** |
| 2433 | ** Returns command string |
| 2434 | ** |
| 2435 | *******************************************************************************/ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2436 | static char* rw_t3t_state_str(uint8_t state_id) { |
| 2437 | switch (state_id) { |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2438 | case RW_T3T_STATE_NOT_ACTIVATED: |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2439 | return "RW_T3T_STATE_NOT_ACTIVATED"; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2440 | |
| 2441 | case RW_T3T_STATE_IDLE: |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2442 | return "RW_T3T_STATE_IDLE"; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2443 | |
| 2444 | case RW_T3T_STATE_COMMAND_PENDING: |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2445 | return "RW_T3T_STATE_COMMAND_PENDING"; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2446 | |
| 2447 | default: |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2448 | return "Unknown"; |
| 2449 | } |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2450 | } |
| 2451 | #endif |
| 2452 | |
| 2453 | /***************************************************************************** |
| 2454 | ** Type3 Tag API Functions |
| 2455 | *****************************************************************************/ |
| 2456 | |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2457 | /***************************************************************************** |
| 2458 | ** |
| 2459 | ** Function RW_T3tDetectNDef |
| 2460 | ** |
| 2461 | ** Description |
| 2462 | ** This function is used to perform NDEF detection on a Type 3 tag, and |
| 2463 | ** retrieve the tag's NDEF attribute information (block 0). |
| 2464 | ** |
| 2465 | ** Before using this API, the application must call RW_SelectTagType to |
| 2466 | ** indicate that a Type 3 tag has been activated, and to provide the |
| 2467 | ** tag's Manufacture ID (IDm) . |
| 2468 | ** |
| 2469 | ** Returns |
| 2470 | ** NFC_STATUS_OK: ndef detection procedure started |
| 2471 | ** NFC_STATUS_NO_BUFFERS: unable to allocate a buffer for this operation |
| 2472 | ** NFC_STATUS_FAILED: other error |
| 2473 | ** |
| 2474 | *****************************************************************************/ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2475 | tNFC_STATUS RW_T3tDetectNDef(void) { |
| 2476 | tRW_T3T_CB* p_cb = &rw_cb.tcb.t3t; |
| 2477 | tNFC_STATUS retval = NFC_STATUS_OK; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2478 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2479 | RW_TRACE_API0("RW_T3tDetectNDef"); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2480 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2481 | /* Check if we are in valid state to handle this API */ |
| 2482 | if (p_cb->rw_state != RW_T3T_STATE_IDLE) { |
| 2483 | RW_TRACE_ERROR1("Error: invalid state to handle API (0x%x)", |
| 2484 | p_cb->rw_state); |
| 2485 | return (NFC_STATUS_FAILED); |
| 2486 | } |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2487 | |
Ruchi Kandoi | 0c515ae | 2017-01-30 17:48:41 -0800 | [diff] [blame] | 2488 | retval = (tNFC_STATUS)nci_snd_t3t_polling(T3T_SYSTEM_CODE_NDEF, 0, 0); |
| 2489 | if (retval == NCI_STATUS_OK) { |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2490 | p_cb->cur_cmd = RW_T3T_CMD_DETECT_NDEF; |
| 2491 | p_cb->cur_tout = RW_T3T_DEFAULT_CMD_TIMEOUT_TICKS; |
| 2492 | p_cb->cur_poll_rc = 0; |
| 2493 | p_cb->rw_state = RW_T3T_STATE_COMMAND_PENDING; |
| 2494 | p_cb->flags |= RW_T3T_FL_W4_NDEF_DETECT_POLL_RSP; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2495 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2496 | /* start timer for waiting for responses */ |
| 2497 | rw_t3t_start_poll_timer(p_cb); |
| 2498 | } |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2499 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2500 | return (retval); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2501 | } |
| 2502 | |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2503 | /***************************************************************************** |
| 2504 | ** |
| 2505 | ** Function RW_T3tCheckNDef |
| 2506 | ** |
| 2507 | ** Description |
| 2508 | ** Retrieve NDEF contents from a Type3 tag. |
| 2509 | ** |
| 2510 | ** The RW_T3T_CHECK_EVT event is used to notify the application for each |
Ruchi Kandoi | 552f2b7 | 2017-01-28 16:22:55 -0800 | [diff] [blame] | 2511 | ** segment of NDEF data received. The RW_T3T_CHECK_CPLT_EVT event is used |
| 2512 | ** to notify the application all segments have been received. |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2513 | ** |
| 2514 | ** Before using this API, the RW_T3tDetectNDef function must be called to |
| 2515 | ** verify that the tag contains NDEF data, and to retrieve the NDEF |
| 2516 | ** attributes. |
| 2517 | ** |
| 2518 | ** Internally, this command will be separated into multiple Tag 3 Check |
| 2519 | ** commands (if necessary) - depending on the tag's Nbr (max number of |
| 2520 | ** blocks per read) attribute. |
| 2521 | ** |
| 2522 | ** Returns |
| 2523 | ** NFC_STATUS_OK: check command started |
| 2524 | ** NFC_STATUS_NO_BUFFERS: unable to allocate a buffer for this operation |
| 2525 | ** NFC_STATUS_FAILED: other error |
| 2526 | ** |
| 2527 | *****************************************************************************/ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2528 | tNFC_STATUS RW_T3tCheckNDef(void) { |
| 2529 | tNFC_STATUS retval = NFC_STATUS_OK; |
| 2530 | tRW_T3T_CB* p_cb = &rw_cb.tcb.t3t; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2531 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2532 | RW_TRACE_API0("RW_T3tCheckNDef"); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2533 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2534 | /* Check if we are in valid state to handle this API */ |
| 2535 | if (p_cb->rw_state != RW_T3T_STATE_IDLE) { |
| 2536 | RW_TRACE_ERROR1("Error: invalid state to handle API (0x%x)", |
| 2537 | p_cb->rw_state); |
| 2538 | return (NFC_STATUS_FAILED); |
| 2539 | } else if (p_cb->ndef_attrib.status != |
| 2540 | NFC_STATUS_OK) /* NDEF detection not performed yet? */ |
| 2541 | { |
| 2542 | RW_TRACE_ERROR0("Error: NDEF detection not performed yet"); |
| 2543 | return (NFC_STATUS_NOT_INITIALIZED); |
| 2544 | } else if (p_cb->ndef_attrib.ln == 0) { |
| 2545 | RW_TRACE_ERROR0("Type 3 tag contains empty NDEF message"); |
| 2546 | return (NFC_STATUS_FAILED); |
| 2547 | } |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2548 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2549 | /* Check number of blocks needed for this update */ |
| 2550 | p_cb->flags &= ~RW_T3T_FL_IS_FINAL_NDEF_SEGMENT; |
| 2551 | p_cb->ndef_rx_offset = 0; |
| 2552 | retval = rw_t3t_send_next_ndef_check_cmd(p_cb); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2553 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2554 | return (retval); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2555 | } |
| 2556 | |
| 2557 | /***************************************************************************** |
| 2558 | ** |
| 2559 | ** Function RW_T3tUpdateNDef |
| 2560 | ** |
| 2561 | ** Description |
| 2562 | ** Write NDEF contents to a Type3 tag. |
| 2563 | ** |
| 2564 | ** The RW_T3T_UPDATE_CPLT_EVT callback event will be used to notify the |
| 2565 | ** application of the response. |
| 2566 | ** |
| 2567 | ** Before using this API, the RW_T3tDetectNDef function must be called to |
| 2568 | ** verify that the tag contains NDEF data, and to retrieve the NDEF |
| 2569 | ** attributes. |
| 2570 | ** |
| 2571 | ** Internally, this command will be separated into multiple Tag 3 Update |
| 2572 | ** commands (if necessary) - depending on the tag's Nbw (max number of |
| 2573 | ** blocks per write) attribute. |
| 2574 | ** |
| 2575 | ** Returns |
| 2576 | ** NFC_STATUS_OK: check command started |
| 2577 | ** NFC_STATUS_NO_BUFFERS: unable to allocate a buffer for this operation |
| 2578 | ** NFC_STATUS_REFUSED: tag is read-only |
| 2579 | ** NFC_STATUS_BUFFER_FULL: len exceeds tag's maximum size |
| 2580 | ** NFC_STATUS_FAILED: other error |
| 2581 | ** |
| 2582 | *****************************************************************************/ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2583 | tNFC_STATUS RW_T3tUpdateNDef(uint32_t len, uint8_t* p_data) { |
| 2584 | tNFC_STATUS retval = NFC_STATUS_OK; |
| 2585 | tRW_T3T_CB* p_cb = &rw_cb.tcb.t3t; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2586 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2587 | RW_TRACE_API1("RW_T3tUpdateNDef (len=%i)", len); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2588 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2589 | /* Check if we are in valid state to handle this API */ |
| 2590 | if (p_cb->rw_state != RW_T3T_STATE_IDLE) { |
| 2591 | RW_TRACE_ERROR1("Error: invalid state to handle API (0x%x)", |
| 2592 | p_cb->rw_state); |
| 2593 | return (NFC_STATUS_FAILED); |
| 2594 | } else if (p_cb->ndef_attrib.status != |
| 2595 | NFC_STATUS_OK) /* NDEF detection not performed yet? */ |
| 2596 | { |
| 2597 | RW_TRACE_ERROR0("Error: NDEF detection not performed yet"); |
| 2598 | return (NFC_STATUS_NOT_INITIALIZED); |
| 2599 | } else if (len > (((uint32_t)p_cb->ndef_attrib.nmaxb) * |
| 2600 | 16)) /* Len exceed's tag's NDEF memory? */ |
| 2601 | { |
| 2602 | return (NFC_STATUS_BUFFER_FULL); |
| 2603 | } else if (p_cb->ndef_attrib.rwflag == |
| 2604 | T3T_MSG_NDEF_RWFLAG_RO) /* Tag's NDEF memory is read-only? */ |
| 2605 | { |
| 2606 | return (NFC_STATUS_REFUSED); |
| 2607 | } |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2608 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2609 | /* Check number of blocks needed for this update */ |
| 2610 | p_cb->flags &= ~RW_T3T_FL_IS_FINAL_NDEF_SEGMENT; |
| 2611 | p_cb->ndef_msg_bytes_sent = 0; |
| 2612 | p_cb->ndef_msg_len = len; |
| 2613 | p_cb->ndef_msg = p_data; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2614 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2615 | /* Send initial UPDATE command for NDEF Attribute Info */ |
| 2616 | retval = rw_t3t_send_update_ndef_attribute_cmd(p_cb, true); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2617 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2618 | return (retval); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2619 | } |
| 2620 | |
| 2621 | /***************************************************************************** |
| 2622 | ** |
| 2623 | ** Function RW_T3tCheck |
| 2624 | ** |
| 2625 | ** Description |
| 2626 | ** Read (non-NDEF) contents from a Type3 tag. |
| 2627 | ** |
| 2628 | ** The RW_READ_EVT event is used to notify the application for each |
| 2629 | ** segment of NDEF data received. The RW_READ_CPLT_EVT event is used to |
| 2630 | ** notify the application all segments have been received. |
| 2631 | ** |
| 2632 | ** Before using this API, the application must call RW_SelectTagType to |
| 2633 | ** indicate that a Type 3 tag has been activated, and to provide the |
| 2634 | ** tag's Manufacture ID (IDm) . |
| 2635 | ** |
| 2636 | ** Returns |
| 2637 | ** NFC_STATUS_OK: check command started |
| 2638 | ** NFC_STATUS_NO_BUFFERS: unable to allocate a buffer for this operation |
| 2639 | ** NFC_STATUS_FAILED: other error |
| 2640 | ** |
| 2641 | *****************************************************************************/ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2642 | tNFC_STATUS RW_T3tCheck(uint8_t num_blocks, tT3T_BLOCK_DESC* t3t_blocks) { |
| 2643 | tNFC_STATUS retval = NFC_STATUS_OK; |
| 2644 | tRW_T3T_CB* p_cb = &rw_cb.tcb.t3t; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2645 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2646 | RW_TRACE_API1("RW_T3tCheck (num_blocks = %i)", num_blocks); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2647 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2648 | /* Check if we are in valid state to handle this API */ |
| 2649 | if (p_cb->rw_state != RW_T3T_STATE_IDLE) { |
| 2650 | RW_TRACE_ERROR1("Error: invalid state to handle API (0x%x)", |
| 2651 | p_cb->rw_state); |
| 2652 | return (NFC_STATUS_FAILED); |
| 2653 | } |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2654 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2655 | /* Send the CHECK command */ |
| 2656 | retval = rw_t3t_send_check_cmd(p_cb, num_blocks, t3t_blocks); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2657 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2658 | return (retval); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2659 | } |
| 2660 | |
| 2661 | /***************************************************************************** |
| 2662 | ** |
| 2663 | ** Function RW_T3tUpdate |
| 2664 | ** |
| 2665 | ** Description |
| 2666 | ** Write (non-NDEF) contents to a Type3 tag. |
| 2667 | ** |
| 2668 | ** The RW_WRITE_CPLT_EVT event is used to notify the application all |
| 2669 | ** segments have been received. |
| 2670 | ** |
| 2671 | ** Before using this API, the application must call RW_SelectTagType to |
| 2672 | ** indicate that a Type 3 tag has been activated, and to provide the tag's |
| 2673 | ** Manufacture ID (IDm) . |
| 2674 | ** |
| 2675 | ** Returns |
| 2676 | ** NFC_STATUS_OK: check command started |
| 2677 | ** NFC_STATUS_NO_BUFFERS: unable to allocate a buffer for this operation |
| 2678 | ** NFC_STATUS_FAILED: other error |
| 2679 | ** |
| 2680 | *****************************************************************************/ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2681 | tNFC_STATUS RW_T3tUpdate(uint8_t num_blocks, tT3T_BLOCK_DESC* t3t_blocks, |
| 2682 | uint8_t* p_data) { |
| 2683 | tNFC_STATUS retval = NFC_STATUS_OK; |
| 2684 | tRW_T3T_CB* p_cb = &rw_cb.tcb.t3t; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2685 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2686 | RW_TRACE_API1("RW_T3tUpdate (num_blocks = %i)", num_blocks); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2687 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2688 | /* Check if we are in valid state to handle this API */ |
| 2689 | if (p_cb->rw_state != RW_T3T_STATE_IDLE) { |
| 2690 | RW_TRACE_ERROR1("Error: invalid state to handle API (0x%x)", |
| 2691 | p_cb->rw_state); |
| 2692 | return (NFC_STATUS_FAILED); |
| 2693 | } |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2694 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2695 | /* Send the UPDATE command */ |
| 2696 | retval = rw_t3t_send_update_cmd(p_cb, num_blocks, t3t_blocks, p_data); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2697 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2698 | return (retval); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2699 | } |
| 2700 | |
| 2701 | /***************************************************************************** |
| 2702 | ** |
| 2703 | ** Function RW_T3tPresenceCheck |
| 2704 | ** |
| 2705 | ** Description |
| 2706 | ** Check if the tag is still in the field. |
| 2707 | ** |
| 2708 | ** The RW_T3T_PRESENCE_CHECK_EVT w/ status is used to indicate presence |
| 2709 | ** or non-presence. |
| 2710 | ** |
| 2711 | ** Returns |
| 2712 | ** NFC_STATUS_OK, if raw data frame sent |
| 2713 | ** NFC_STATUS_NO_BUFFERS: unable to allocate a buffer for this operation |
| 2714 | ** NFC_STATUS_FAILED: other error |
| 2715 | ** |
| 2716 | *****************************************************************************/ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2717 | tNFC_STATUS RW_T3tPresenceCheck(void) { |
| 2718 | tNFC_STATUS retval = NFC_STATUS_OK; |
| 2719 | tRW_DATA evt_data; |
| 2720 | tRW_CB* p_rw_cb = &rw_cb; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2721 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2722 | RW_TRACE_API0("RW_T3tPresenceCheck"); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2723 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2724 | /* If RW_SelectTagType was not called (no conn_callback) return failure */ |
| 2725 | if (!(p_rw_cb->p_cback)) { |
| 2726 | retval = NFC_STATUS_FAILED; |
| 2727 | } |
| 2728 | /* If we are not activated, then RW_T3T_PRESENCE_CHECK_EVT status=FAIL */ |
| 2729 | else if (p_rw_cb->tcb.t3t.rw_state == RW_T3T_STATE_NOT_ACTIVATED) { |
| 2730 | evt_data.status = NFC_STATUS_FAILED; |
| 2731 | (*p_rw_cb->p_cback)(RW_T3T_PRESENCE_CHECK_EVT, &evt_data); |
| 2732 | } |
| 2733 | /* If command is pending */ |
| 2734 | else if (p_rw_cb->tcb.t3t.rw_state == RW_T3T_STATE_COMMAND_PENDING) { |
| 2735 | /* If already performing presence check, return error */ |
| 2736 | if (p_rw_cb->tcb.t3t.flags & RW_T3T_FL_W4_PRESENCE_CHECK_POLL_RSP) { |
| 2737 | RW_TRACE_DEBUG0("RW_T3tPresenceCheck already in progress"); |
| 2738 | retval = NFC_STATUS_FAILED; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2739 | } |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2740 | /* If busy with any other command, assume that the tag is present */ |
| 2741 | else { |
| 2742 | evt_data.status = NFC_STATUS_OK; |
| 2743 | (*p_rw_cb->p_cback)(RW_T3T_PRESENCE_CHECK_EVT, &evt_data); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2744 | } |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2745 | } else { |
| 2746 | /* IDLE state: send POLL command */ |
Ruchi Kandoi | 0c515ae | 2017-01-30 17:48:41 -0800 | [diff] [blame] | 2747 | retval = (tNFC_STATUS)nci_snd_t3t_polling(0xFFFF, T3T_POLL_RC_SC, 0); |
| 2748 | if (retval == NCI_STATUS_OK) { |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2749 | p_rw_cb->tcb.t3t.flags |= RW_T3T_FL_W4_PRESENCE_CHECK_POLL_RSP; |
| 2750 | p_rw_cb->tcb.t3t.rw_state = RW_T3T_STATE_COMMAND_PENDING; |
| 2751 | p_rw_cb->tcb.t3t.cur_poll_rc = 0; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2752 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2753 | /* start timer for waiting for responses */ |
| 2754 | rw_t3t_start_poll_timer(&p_rw_cb->tcb.t3t); |
| 2755 | } else { |
| 2756 | RW_TRACE_DEBUG1( |
| 2757 | "RW_T3tPresenceCheck error sending NCI_RF_T3T_POLLING cmd (status = " |
| 2758 | "0x%0x)", |
| 2759 | retval); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2760 | } |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2761 | } |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2762 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2763 | return (retval); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2764 | } |
| 2765 | |
| 2766 | /***************************************************************************** |
| 2767 | ** |
| 2768 | ** Function RW_T3tPoll |
| 2769 | ** |
| 2770 | ** Description |
| 2771 | ** Send POLL command |
| 2772 | ** |
| 2773 | ** Returns |
| 2774 | ** NFC_STATUS_OK, if raw data frame sent |
| 2775 | ** NFC_STATUS_NO_BUFFERS: unable to allocate a buffer for this operation |
| 2776 | ** NFC_STATUS_FAILED: other error |
| 2777 | ** |
| 2778 | *****************************************************************************/ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2779 | tNFC_STATUS RW_T3tPoll(uint16_t system_code, tT3T_POLL_RC rc, uint8_t tsn) { |
| 2780 | tNFC_STATUS retval = NFC_STATUS_OK; |
| 2781 | tRW_T3T_CB* p_cb = &rw_cb.tcb.t3t; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2782 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2783 | RW_TRACE_API0("RW_T3tPoll"); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2784 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2785 | /* Check if we are in valid state to handle this API */ |
| 2786 | if (p_cb->rw_state != RW_T3T_STATE_IDLE) { |
| 2787 | RW_TRACE_ERROR1("Error: invalid state to handle API (0x%x)", |
| 2788 | p_cb->rw_state); |
| 2789 | return (NFC_STATUS_FAILED); |
| 2790 | } |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2791 | |
Ruchi Kandoi | 0c515ae | 2017-01-30 17:48:41 -0800 | [diff] [blame] | 2792 | retval = (tNFC_STATUS)nci_snd_t3t_polling(system_code, (uint8_t)rc, tsn); |
| 2793 | if (retval == NCI_STATUS_OK) { |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2794 | /* start timer for waiting for responses */ |
| 2795 | p_cb->cur_poll_rc = rc; |
| 2796 | p_cb->rw_state = RW_T3T_STATE_COMMAND_PENDING; |
| 2797 | rw_t3t_start_poll_timer(p_cb); |
| 2798 | } |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2799 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2800 | return (retval); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2801 | } |
| 2802 | |
| 2803 | /***************************************************************************** |
| 2804 | ** |
| 2805 | ** Function RW_T3tSendRawFrame |
| 2806 | ** |
| 2807 | ** Description |
| 2808 | ** This function is called to send a raw data frame to the peer device. |
| 2809 | ** When type 3 tag receives response from peer, the callback function |
| 2810 | ** will be called with a RW_T3T_RAW_FRAME_EVT [Table 6]. |
| 2811 | ** |
| 2812 | ** Before using this API, the application must call RW_SelectTagType to |
| 2813 | ** indicate that a Type 3 tag has been activated. |
| 2814 | ** |
| 2815 | ** The raw frame should be a properly formatted Type 3 tag message. |
| 2816 | ** |
| 2817 | ** Returns |
| 2818 | ** NFC_STATUS_OK, if raw data frame sent |
| 2819 | ** NFC_STATUS_NO_BUFFERS: unable to allocate a buffer for this operation |
| 2820 | ** NFC_STATUS_FAILED: other error |
| 2821 | ** |
| 2822 | *****************************************************************************/ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2823 | tNFC_STATUS RW_T3tSendRawFrame(uint16_t len, uint8_t* p_data) { |
| 2824 | tNFC_STATUS retval = NFC_STATUS_OK; |
| 2825 | tRW_T3T_CB* p_cb = &rw_cb.tcb.t3t; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2826 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2827 | RW_TRACE_API1("RW_T3tSendRawFrame (len = %i)", len); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2828 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2829 | /* Check if we are in valid state to handle this API */ |
| 2830 | if (p_cb->rw_state != RW_T3T_STATE_IDLE) { |
| 2831 | RW_TRACE_ERROR1("Error: invalid state to handle API (0x%x)", |
| 2832 | p_cb->rw_state); |
| 2833 | return (NFC_STATUS_FAILED); |
| 2834 | } |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2835 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2836 | /* Send the UPDATE command */ |
| 2837 | retval = rw_t3t_send_raw_frame(p_cb, len, p_data); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2838 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2839 | return (retval); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2840 | } |
| 2841 | |
| 2842 | /***************************************************************************** |
| 2843 | ** |
| 2844 | ** Function RW_T3tGetSystemCodes |
| 2845 | ** |
| 2846 | ** Description |
| 2847 | ** Get systems codes supported by the activated tag: |
Yoshinobu Ito | 721b3ab | 2016-08-02 14:41:33 +0900 | [diff] [blame] | 2848 | ** Poll for wildcard (FFFF, RC=1): |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2849 | ** |
| 2850 | ** Before using this API, the application must call RW_SelectTagType to |
| 2851 | ** indicate that a Type 3 tag has been activated. |
| 2852 | ** |
| 2853 | ** Returns |
| 2854 | ** NFC_STATUS_OK, if raw data frame sent |
| 2855 | ** NFC_STATUS_NO_BUFFERS: unable to allocate a buffer for this operation |
| 2856 | ** NFC_STATUS_FAILED: other error |
| 2857 | ** |
| 2858 | *****************************************************************************/ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2859 | tNFC_STATUS RW_T3tGetSystemCodes(void) { |
| 2860 | tNFC_STATUS retval = NFC_STATUS_OK; |
| 2861 | tRW_T3T_CB* p_cb = &rw_cb.tcb.t3t; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2862 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2863 | RW_TRACE_API0("RW_T3tGetSystemCodes"); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2864 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2865 | /* Check if we are in valid state to handle this API */ |
| 2866 | if (p_cb->rw_state != RW_T3T_STATE_IDLE) { |
| 2867 | RW_TRACE_ERROR1("Error: invalid state to handle API (0x%x)", |
| 2868 | p_cb->rw_state); |
| 2869 | return (NFC_STATUS_FAILED); |
| 2870 | } else { |
Ruchi Kandoi | 0c515ae | 2017-01-30 17:48:41 -0800 | [diff] [blame] | 2871 | retval = (tNFC_STATUS)nci_snd_t3t_polling(0xFFFF, T3T_POLL_RC_SC, 0); |
| 2872 | if (retval == NCI_STATUS_OK) { |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2873 | p_cb->cur_cmd = RW_T3T_CMD_GET_SYSTEM_CODES; |
| 2874 | p_cb->cur_tout = RW_T3T_DEFAULT_CMD_TIMEOUT_TICKS; |
| 2875 | p_cb->cur_poll_rc = T3T_POLL_RC_SC; |
| 2876 | p_cb->rw_state = RW_T3T_STATE_COMMAND_PENDING; |
| 2877 | p_cb->flags |= RW_T3T_FL_W4_GET_SC_POLL_RSP; |
| 2878 | p_cb->num_system_codes = 0; |
| 2879 | |
| 2880 | /* start timer for waiting for responses */ |
| 2881 | rw_t3t_start_poll_timer(p_cb); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2882 | } |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2883 | } |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2884 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2885 | return (retval); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2886 | } |
| 2887 | |
| 2888 | /***************************************************************************** |
| 2889 | ** |
| 2890 | ** Function RW_T3tFormatNDef |
| 2891 | ** |
| 2892 | ** Description |
| 2893 | ** Format a type-3 tag for NDEF. |
| 2894 | ** |
| 2895 | ** Only Felica-Lite tags are supported by this API. The |
| 2896 | ** RW_T3T_FORMAT_CPLT_EVT is used to notify the status of the operation. |
| 2897 | ** |
| 2898 | ** Returns |
| 2899 | ** NFC_STATUS_OK: ndef detection procedure started |
| 2900 | ** NFC_STATUS_NO_BUFFERS: unable to allocate a buffer for this operation |
| 2901 | ** NFC_STATUS_FAILED: other error |
| 2902 | ** |
| 2903 | *****************************************************************************/ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2904 | tNFC_STATUS RW_T3tFormatNDef(void) { |
| 2905 | tNFC_STATUS retval = NFC_STATUS_OK; |
| 2906 | tRW_T3T_CB* p_cb = &rw_cb.tcb.t3t; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2907 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2908 | RW_TRACE_API0("RW_T3tFormatNDef"); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2909 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2910 | /* Check if we are in valid state to handle this API */ |
| 2911 | if (p_cb->rw_state != RW_T3T_STATE_IDLE) { |
| 2912 | RW_TRACE_ERROR1("Error: invalid state to handle API (0x%x)", |
| 2913 | p_cb->rw_state); |
| 2914 | return (NFC_STATUS_FAILED); |
| 2915 | } else { |
| 2916 | /* Poll tag, to see if Felica-Lite system is supported */ |
Ruchi Kandoi | 0c515ae | 2017-01-30 17:48:41 -0800 | [diff] [blame] | 2917 | retval = (tNFC_STATUS)nci_snd_t3t_polling(T3T_SYSTEM_CODE_FELICA_LITE, |
| 2918 | T3T_POLL_RC_SC, 0); |
| 2919 | if (retval == NCI_STATUS_OK) { |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2920 | p_cb->cur_cmd = RW_T3T_CMD_FORMAT; |
| 2921 | p_cb->cur_tout = RW_T3T_DEFAULT_CMD_TIMEOUT_TICKS; |
| 2922 | p_cb->cur_poll_rc = T3T_POLL_RC_SC; |
| 2923 | p_cb->rw_state = RW_T3T_STATE_COMMAND_PENDING; |
| 2924 | p_cb->rw_substate = RW_T3T_FMT_SST_POLL_FELICA_LITE; |
| 2925 | p_cb->flags |= RW_T3T_FL_W4_FMT_FELICA_LITE_POLL_RSP; |
| 2926 | |
| 2927 | /* start timer for waiting for responses */ |
| 2928 | rw_t3t_start_poll_timer(p_cb); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2929 | } |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2930 | } |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2931 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2932 | return (retval); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2933 | } |
Martijn Coenen | 5c65c3a | 2013-03-27 13:23:36 -0700 | [diff] [blame] | 2934 | |
| 2935 | /***************************************************************************** |
| 2936 | ** |
| 2937 | ** Function RW_T3tSetReadOnly |
| 2938 | ** |
| 2939 | ** Description This function performs NDEF read-only procedure |
| 2940 | ** Note: Only Felica-Lite tags are supported by this API. |
| 2941 | ** RW_T3tDetectNDef() must be called before using this |
| 2942 | ** |
| 2943 | ** The RW_T3T_SET_READ_ONLY_CPLT_EVT event will be returned. |
| 2944 | ** |
| 2945 | ** Returns NFC_STATUS_OK if success |
| 2946 | ** NFC_STATUS_FAILED if T3T is busy or other error |
| 2947 | ** |
| 2948 | *****************************************************************************/ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2949 | tNFC_STATUS RW_T3tSetReadOnly(bool b_hard_lock) { |
| 2950 | tNFC_STATUS retval = NFC_STATUS_OK; |
| 2951 | tRW_T3T_CB* p_cb = &rw_cb.tcb.t3t; |
| 2952 | tRW_DATA evt_data; |
Martijn Coenen | 5c65c3a | 2013-03-27 13:23:36 -0700 | [diff] [blame] | 2953 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2954 | RW_TRACE_API1("RW_T3tSetReadOnly (): b_hard_lock=%d", b_hard_lock); |
Martijn Coenen | 5c65c3a | 2013-03-27 13:23:36 -0700 | [diff] [blame] | 2955 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2956 | /* Check if we are in valid state to handle this API */ |
| 2957 | if (p_cb->rw_state != RW_T3T_STATE_IDLE) { |
| 2958 | RW_TRACE_ERROR1("Error: invalid state to handle API (0x%x)", |
| 2959 | p_cb->rw_state); |
| 2960 | return (NFC_STATUS_FAILED); |
| 2961 | } |
Martijn Coenen | 5c65c3a | 2013-03-27 13:23:36 -0700 | [diff] [blame] | 2962 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2963 | if (p_cb->ndef_attrib.status != |
| 2964 | NFC_STATUS_OK) /* NDEF detection not performed yet? */ |
| 2965 | { |
| 2966 | RW_TRACE_ERROR0("Error: NDEF detection not performed yet"); |
| 2967 | return (NFC_STATUS_NOT_INITIALIZED); |
| 2968 | } |
Martijn Coenen | 5c65c3a | 2013-03-27 13:23:36 -0700 | [diff] [blame] | 2969 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2970 | if ((!b_hard_lock) && |
| 2971 | (p_cb->ndef_attrib.rwflag == |
| 2972 | T3T_MSG_NDEF_RWFLAG_RO)) /* Tag's NDEF memory is read-only already */ |
| 2973 | { |
| 2974 | evt_data.status = NFC_STATUS_OK; |
| 2975 | (*(rw_cb.p_cback))(RW_T3T_SET_READ_ONLY_CPLT_EVT, &evt_data); |
Martijn Coenen | 5c65c3a | 2013-03-27 13:23:36 -0700 | [diff] [blame] | 2976 | return (retval); |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2977 | } else { |
| 2978 | /* Poll tag, to see if Felica-Lite system is supported */ |
Ruchi Kandoi | 0c515ae | 2017-01-30 17:48:41 -0800 | [diff] [blame] | 2979 | retval = (tNFC_STATUS)nci_snd_t3t_polling(T3T_SYSTEM_CODE_FELICA_LITE, |
| 2980 | T3T_POLL_RC_SC, 0); |
| 2981 | if (retval == NCI_STATUS_OK) { |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2982 | if (b_hard_lock) |
| 2983 | p_cb->cur_cmd = RW_T3T_CMD_SET_READ_ONLY_HARD; |
| 2984 | else |
| 2985 | p_cb->cur_cmd = RW_T3T_CMD_SET_READ_ONLY_SOFT; |
| 2986 | p_cb->cur_tout = RW_T3T_DEFAULT_CMD_TIMEOUT_TICKS; |
| 2987 | p_cb->cur_poll_rc = T3T_POLL_RC_SC; |
| 2988 | p_cb->rw_state = RW_T3T_STATE_COMMAND_PENDING; |
| 2989 | p_cb->rw_substate = RW_T3T_SRO_SST_POLL_FELICA_LITE; |
| 2990 | p_cb->flags |= RW_T3T_FL_W4_SRO_FELICA_LITE_POLL_RSP; |
| 2991 | |
| 2992 | /* start timer for waiting for responses */ |
| 2993 | rw_t3t_start_poll_timer(p_cb); |
| 2994 | } |
| 2995 | } |
| 2996 | return (retval); |
Martijn Coenen | 5c65c3a | 2013-03-27 13:23:36 -0700 | [diff] [blame] | 2997 | } |