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 | |
Andre Eisenbach | 8a4edf6 | 2017-11-20 14:51:11 -0800 | [diff] [blame] | 27 | #include <android-base/stringprintf.h> |
| 28 | #include <base/logging.h> |
Ruchi Kandoi | 3259277 | 2019-01-07 17:36:52 -0800 | [diff] [blame] | 29 | #include <log/log.h> |
Andre Eisenbach | 8a4edf6 | 2017-11-20 14:51:11 -0800 | [diff] [blame] | 30 | |
| 31 | #include "nfc_target.h" |
| 32 | |
| 33 | #include "bt_types.h" |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 34 | #include "nci_hmsgs.h" |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 35 | #include "nfc_api.h" |
| 36 | #include "nfc_int.h" |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 37 | #include "rw_api.h" |
| 38 | #include "rw_int.h" |
Andre Eisenbach | 8a4edf6 | 2017-11-20 14:51:11 -0800 | [diff] [blame] | 39 | #include "trace_api.h" |
| 40 | |
| 41 | using android::base::StringPrintf; |
| 42 | |
| 43 | extern bool nfc_debug_enabled; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 44 | |
| 45 | /* Definitions for constructing t3t command messages */ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 46 | #define RW_T3T_FL_PADDING 0x01 /* Padding needed for last NDEF block */ |
| 47 | /* Maximum number of NDEF blocks updates that can fit into one command (when all |
| 48 | * block-numbers are < 256) */ |
Ruchi Kandoi | 46e6e28 | 2017-01-30 14:26:10 -0800 | [diff] [blame] | 49 | #define RW_T3T_MAX_NDEF_BLOCKS_PER_UPDATE_1_BYTE_FORMAT (13) |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 50 | /* Maximum number of NDEF blocks updates that can fit into one command (when all |
| 51 | * block-numbers are >= 256) */ |
Ruchi Kandoi | 46e6e28 | 2017-01-30 14:26:10 -0800 | [diff] [blame] | 52 | #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] | 53 | |
| 54 | /* Definitions for SENSF_RES */ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 55 | /* Offset of RD in SENSF_RES from NCI_POLL NTF (includes 1 byte SENSF_RES |
| 56 | * length) */ |
Ruchi Kandoi | 46e6e28 | 2017-01-30 14:26:10 -0800 | [diff] [blame] | 57 | #define RW_T3T_SENSF_RES_RD_OFFSET 17 |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 58 | #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] | 59 | |
| 60 | /* Timeout definitions for commands */ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 61 | #define RW_T3T_POLL_CMD_TIMEOUT_TICKS \ |
| 62 | ((RW_T3T_TOUT_RESP * 2 * QUICK_TIMER_TICKS_PER_SEC) / 1000) |
| 63 | #define RW_T3T_DEFAULT_CMD_TIMEOUT_TICKS \ |
| 64 | ((RW_T3T_TOUT_RESP * QUICK_TIMER_TICKS_PER_SEC) / 1000) |
| 65 | #define RW_T3T_RAW_FRAME_CMD_TIMEOUT_TICKS \ |
| 66 | (RW_T3T_DEFAULT_CMD_TIMEOUT_TICKS * 4) |
| 67 | #define RW_T3T_MIN_TIMEOUT_TICKS 10 |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 68 | |
| 69 | /* Macro to extract major version from NDEF version byte */ |
Chih-Hung Hsieh | 7ac6a7c | 2017-08-01 14:26:16 -0700 | [diff] [blame] | 70 | #define T3T_GET_MAJOR_VERSION(ver) ((ver) >> 4) |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 71 | |
| 72 | /* Enumeration of API commands */ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 73 | enum { |
| 74 | RW_T3T_CMD_DETECT_NDEF, |
| 75 | RW_T3T_CMD_CHECK_NDEF, |
| 76 | RW_T3T_CMD_UPDATE_NDEF, |
| 77 | RW_T3T_CMD_CHECK, |
| 78 | RW_T3T_CMD_UPDATE, |
| 79 | RW_T3T_CMD_SEND_RAW_FRAME, |
| 80 | RW_T3T_CMD_GET_SYSTEM_CODES, |
| 81 | RW_T3T_CMD_FORMAT, |
| 82 | RW_T3T_CMD_SET_READ_ONLY_SOFT, |
| 83 | RW_T3T_CMD_SET_READ_ONLY_HARD, |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 84 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 85 | RW_T3T_CMD_MAX |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 86 | }; |
| 87 | |
| 88 | /* RW_CBACK events corresponding to API comands */ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 89 | const uint8_t rw_t3t_api_res_evt[RW_T3T_CMD_MAX] = { |
| 90 | RW_T3T_NDEF_DETECT_EVT, /* RW_T3T_CMD_DETECT_NDEF */ |
| 91 | RW_T3T_CHECK_CPLT_EVT, /* RW_T3T_CMD_CHECK_NDEF */ |
| 92 | RW_T3T_UPDATE_CPLT_EVT, /* RW_T3T_CMD_UPDATE_NDEF */ |
| 93 | RW_T3T_CHECK_CPLT_EVT, /* RW_T3T_CMD_CHECK */ |
| 94 | RW_T3T_UPDATE_CPLT_EVT, /* RW_T3T_CMD_UPDATE */ |
| 95 | RW_T3T_RAW_FRAME_EVT, /* RW_T3T_CMD_SEND_RAW_FRAME */ |
| 96 | RW_T3T_GET_SYSTEM_CODES_EVT, /* RW_T3T_CMD_GET_SYSTEM_CODES */ |
| 97 | RW_T3T_FORMAT_CPLT_EVT, /* RW_T3T_CMD_FORMAT */ |
| 98 | 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] | 99 | }; |
| 100 | |
| 101 | /* States */ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 102 | enum { |
| 103 | RW_T3T_STATE_NOT_ACTIVATED, |
| 104 | RW_T3T_STATE_IDLE, |
| 105 | RW_T3T_STATE_COMMAND_PENDING |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 106 | }; |
| 107 | |
| 108 | /* Sub-states */ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 109 | enum { |
| 110 | /* Sub states for formatting Felica-Lite */ |
| 111 | RW_T3T_FMT_SST_POLL_FELICA_LITE, /* Waiting for POLL Felica-Lite response (for |
| 112 | formatting) */ |
| 113 | RW_T3T_FMT_SST_CHECK_MC_BLK, /* Waiting for Felica-Lite MC (MemoryControl) |
| 114 | block-read to complete */ |
| 115 | RW_T3T_FMT_SST_UPDATE_MC_BLK, /* Waiting for Felica-Lite MC (MemoryControl) |
| 116 | block-write to complete */ |
| 117 | RW_T3T_FMT_SST_UPDATE_NDEF_ATTRIB, /* Waiting for NDEF attribute block-write |
| 118 | to complete */ |
Martijn Coenen | 5c65c3a | 2013-03-27 13:23:36 -0700 | [diff] [blame] | 119 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 120 | /* Sub states for setting Felica-Lite read only */ |
| 121 | RW_T3T_SRO_SST_POLL_FELICA_LITE, /* Waiting for POLL Felica-Lite response (for |
| 122 | setting read only) */ |
| 123 | RW_T3T_SRO_SST_UPDATE_NDEF_ATTRIB, /* Waiting for NDEF attribute block-write |
| 124 | to complete */ |
| 125 | RW_T3T_SRO_SST_CHECK_MC_BLK, /* Waiting for Felica-Lite MC (MemoryControl) |
| 126 | block-read to complete */ |
| 127 | RW_T3T_SRO_SST_UPDATE_MC_BLK /* Waiting for Felica-Lite MC (MemoryControl) |
| 128 | block-write to complete */ |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 129 | }; |
| 130 | |
Ruchi Kandoi | 7dab0e5 | 2017-08-03 13:09:49 -0700 | [diff] [blame] | 131 | static std::string rw_t3t_cmd_str(uint8_t cmd_id); |
| 132 | static std::string rw_t3t_state_str(uint8_t state_id); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 133 | |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 134 | /* Local static functions */ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 135 | static void rw_t3t_update_ndef_flag(uint8_t* p_flag); |
Ruchi Kandoi | 9ba6d24 | 2017-10-13 16:07:01 -0700 | [diff] [blame] | 136 | static tNFC_STATUS rw_t3t_unselect(); |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 137 | static NFC_HDR* rw_t3t_get_cmd_buf(void); |
| 138 | static tNFC_STATUS rw_t3t_send_to_lower(NFC_HDR* p_msg); |
| 139 | static void rw_t3t_handle_get_system_codes_cplt(void); |
| 140 | static void rw_t3t_handle_get_sc_poll_rsp(tRW_T3T_CB* p_cb, 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_ndef_detect_poll_rsp(tRW_T3T_CB* p_cb, |
| 145 | uint8_t nci_status, |
Ruchi Kandoi | 9ba6d24 | 2017-10-13 16:07:01 -0700 | [diff] [blame] | 146 | uint8_t num_responses); |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 147 | static void rw_t3t_handle_fmt_poll_rsp(tRW_T3T_CB* p_cb, uint8_t nci_status, |
Ruchi Kandoi | 9ba6d24 | 2017-10-13 16:07:01 -0700 | [diff] [blame] | 148 | uint8_t num_responses); |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 149 | static void rw_t3t_handle_sro_poll_rsp(tRW_T3T_CB* p_cb, uint8_t nci_status, |
Ruchi Kandoi | 9ba6d24 | 2017-10-13 16:07:01 -0700 | [diff] [blame] | 150 | uint8_t num_responses); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 151 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 152 | /* Default NDEF attribute information block (used when formatting Felica-Lite |
| 153 | * tags) */ |
Ruchi Kandoi | 46e6e28 | 2017-01-30 14:26:10 -0800 | [diff] [blame] | 154 | /* NBr (max block reads per cmd)*/ |
| 155 | #define RW_T3T_DEFAULT_FELICALITE_NBR 4 |
| 156 | /* NBw (max block write per cmd)*/ |
| 157 | #define RW_T3T_DEFAULT_FELICALITE_NBW 1 |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 158 | #define RW_T3T_DEFAULT_FELICALITE_NMAXB (T3T_FELICALITE_NMAXB) |
| 159 | #define RW_T3T_DEFAULT_FELICALITE_ATTRIB_INFO_CHECKSUM \ |
| 160 | ((T3T_MSG_NDEF_VERSION + RW_T3T_DEFAULT_FELICALITE_NBR + \ |
| 161 | RW_T3T_DEFAULT_FELICALITE_NBW + (RW_T3T_DEFAULT_FELICALITE_NMAXB >> 8) + \ |
| 162 | (RW_T3T_DEFAULT_FELICALITE_NMAXB & 0xFF) + T3T_MSG_NDEF_WRITEF_OFF + \ |
| 163 | T3T_MSG_NDEF_RWFLAG_RW) & \ |
| 164 | 0xFFFF) |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 165 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 166 | const uint8_t rw_t3t_default_attrib_info[T3T_MSG_BLOCKSIZE] = { |
| 167 | T3T_MSG_NDEF_VERSION, /* Ver */ |
| 168 | RW_T3T_DEFAULT_FELICALITE_NBR, /* NBr (max block reads per cmd)*/ |
| 169 | RW_T3T_DEFAULT_FELICALITE_NBW, /* NBw (max block write per cmd)*/ |
| 170 | (RW_T3T_DEFAULT_FELICALITE_NMAXB >> 8), /* Nmaxb (max size in blocks) */ |
| 171 | (RW_T3T_DEFAULT_FELICALITE_NMAXB & 0xFF), /* Nmaxb (max size in blocks) */ |
Love Khanna | c76c21d | 2017-02-27 18:20:08 +0530 | [diff] [blame] | 172 | 0, 0, 0, 0, /* Unused */ |
| 173 | T3T_MSG_NDEF_WRITEF_OFF, /* WriteF */ |
| 174 | T3T_MSG_NDEF_RWFLAG_RW, /* RW Flag */ |
| 175 | 0, 0, 0, /* Ln (current size in bytes) */ |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 176 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 177 | (RW_T3T_DEFAULT_FELICALITE_ATTRIB_INFO_CHECKSUM >> |
| 178 | 8), /* checksum (high-byte) */ |
| 179 | (RW_T3T_DEFAULT_FELICALITE_ATTRIB_INFO_CHECKSUM & |
| 180 | 0xFF) /* checksum (low-byte) */ |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 181 | |
| 182 | }; |
| 183 | |
Sherry Smith | 818b56e | 2014-05-14 16:46:32 -0700 | [diff] [blame] | 184 | /* 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] | 185 | static const uint32_t rw_t3t_mrti_base[] = {302, 1208, 4832, 19328}; |
Sherry Smith | 818b56e | 2014-05-14 16:46:32 -0700 | [diff] [blame] | 186 | |
| 187 | /******************************************************************************* |
| 188 | ** |
| 189 | ** Function rw_t3t_check_timeout |
| 190 | ** |
| 191 | ** Description The timeout value is a + b * number_blocks) |
| 192 | ** |
| 193 | ** Returns timeout value in ticks |
| 194 | ** |
| 195 | *******************************************************************************/ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 196 | static uint32_t rw_t3t_check_timeout(uint16_t num_blocks) { |
| 197 | tRW_T3T_CB* p_cb = &rw_cb.tcb.t3t; |
| 198 | uint32_t timeout; |
| 199 | uint32_t extra; |
Sherry Smith | 67fe610 | 2014-06-02 11:01:54 -0700 | [diff] [blame] | 200 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 201 | timeout = (p_cb->check_tout_a + num_blocks * p_cb->check_tout_b) * |
| 202 | QUICK_TIMER_TICKS_PER_SEC / 1000000; |
| 203 | /* allow some extra time for driver */ |
| 204 | extra = (timeout / 10) + RW_T3T_MIN_TIMEOUT_TICKS; |
| 205 | timeout += extra; |
Sherry Smith | 67fe610 | 2014-06-02 11:01:54 -0700 | [diff] [blame] | 206 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 207 | return timeout; |
Sherry Smith | 818b56e | 2014-05-14 16:46:32 -0700 | [diff] [blame] | 208 | } |
| 209 | |
| 210 | /******************************************************************************* |
| 211 | ** |
| 212 | ** Function rw_t3t_update_timeout |
| 213 | ** |
| 214 | ** Description The timeout value is a + b * number_blocks) |
| 215 | ** |
| 216 | ** Returns timeout value in ticks |
| 217 | ** |
| 218 | *******************************************************************************/ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 219 | static uint32_t rw_t3t_update_timeout(uint16_t num_blocks) { |
| 220 | tRW_T3T_CB* p_cb = &rw_cb.tcb.t3t; |
| 221 | uint32_t timeout; |
| 222 | uint32_t extra; |
Sherry Smith | 67fe610 | 2014-06-02 11:01:54 -0700 | [diff] [blame] | 223 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 224 | timeout = (p_cb->update_tout_a + num_blocks * p_cb->update_tout_b) * |
| 225 | QUICK_TIMER_TICKS_PER_SEC / 1000000; |
| 226 | /* allow some extra time for driver */ |
| 227 | extra = (timeout / 10) + RW_T3T_MIN_TIMEOUT_TICKS; |
| 228 | timeout += extra; |
Sherry Smith | 67fe610 | 2014-06-02 11:01:54 -0700 | [diff] [blame] | 229 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 230 | return timeout; |
Sherry Smith | 818b56e | 2014-05-14 16:46:32 -0700 | [diff] [blame] | 231 | } |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 232 | /******************************************************************************* |
| 233 | ** |
| 234 | ** Function rw_t3t_process_error |
| 235 | ** |
| 236 | ** Description Process error (timeout or CRC error) |
| 237 | ** |
| 238 | ** Returns none |
| 239 | ** |
| 240 | *******************************************************************************/ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 241 | void rw_t3t_process_error(tNFC_STATUS status) { |
| 242 | tRW_T3T_CB* p_cb = &rw_cb.tcb.t3t; |
| 243 | uint8_t evt; |
| 244 | tRW_DATA evt_data; |
| 245 | NFC_HDR* p_cmd_buf; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 246 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 247 | if (p_cb->rw_state == RW_T3T_STATE_COMMAND_PENDING) { |
| 248 | if (p_cb->cur_cmd == RW_T3T_CMD_GET_SYSTEM_CODES) { |
| 249 | /* For GetSystemCode: tag did not respond to requested POLL */ |
| 250 | rw_t3t_handle_get_system_codes_cplt(); |
| 251 | return; |
| 252 | } |
| 253 | /* Retry sending command if retry-count < max */ |
| 254 | else if (rw_cb.cur_retry < RW_MAX_RETRIES) { |
| 255 | /* retry sending the command */ |
| 256 | rw_cb.cur_retry++; |
| 257 | |
Ruchi Kandoi | 6767aec | 2017-09-26 09:46:26 -0700 | [diff] [blame] | 258 | DLOG_IF(INFO, nfc_debug_enabled) |
| 259 | << StringPrintf("T3T retransmission attempt %i of %i", |
| 260 | rw_cb.cur_retry, RW_MAX_RETRIES); |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 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 | 7dab0e5 | 2017-08-03 13:09:49 -0700 | [diff] [blame] | 265 | memcpy(p_cmd_buf, p_cb->p_cur_cmd_buf, sizeof(NFC_HDR) + |
| 266 | p_cb->p_cur_cmd_buf->offset + |
| 267 | p_cb->p_cur_cmd_buf->len); |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 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 { |
Ruchi Kandoi | 6767aec | 2017-09-26 09:46:26 -0700 | [diff] [blame] | 280 | DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf( |
| 281 | "T3T maximum retransmission attempts reached (%i)", RW_MAX_RETRIES); |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 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; |
Myles Watson | 1361d52 | 2017-09-26 13:39:54 -0700 | [diff] [blame] | 349 | (*(rw_cb.p_cback))(RW_T3T_PRESENCE_CHECK_EVT, &evt_data); |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 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; |
Ruchi Kandoi | 9ba6d24 | 2017-10-13 16:07:01 -0700 | [diff] [blame] | 358 | rw_t3t_handle_fmt_poll_rsp(p_cb, nci_status, num_responses); |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 359 | } else if (p_cb->flags & RW_T3T_FL_W4_SRO_FELICA_LITE_POLL_RSP) { |
| 360 | /* Handle POLL ntf in response to get system codes */ |
| 361 | p_cb->flags &= ~RW_T3T_FL_W4_SRO_FELICA_LITE_POLL_RSP; |
Ruchi Kandoi | 9ba6d24 | 2017-10-13 16:07:01 -0700 | [diff] [blame] | 362 | rw_t3t_handle_sro_poll_rsp(p_cb, nci_status, num_responses); |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 363 | } else if (p_cb->flags & RW_T3T_FL_W4_NDEF_DETECT_POLL_RSP) { |
| 364 | /* Handle POLL ntf in response to ndef detection */ |
| 365 | p_cb->flags &= ~RW_T3T_FL_W4_NDEF_DETECT_POLL_RSP; |
Ruchi Kandoi | 9ba6d24 | 2017-10-13 16:07:01 -0700 | [diff] [blame] | 366 | rw_t3t_handle_ndef_detect_poll_rsp(p_cb, nci_status, num_responses); |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 367 | } else { |
| 368 | /* Handle POLL ntf in response to RW_T3tPoll */ |
Ruchi Kandoi | 0c515ae | 2017-01-30 17:48:41 -0800 | [diff] [blame] | 369 | evt_data.t3t_poll.status = nci_status; |
| 370 | if (evt_data.t3t_poll.status == NCI_STATUS_OK) { |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 371 | evt_data.t3t_poll.rc = p_cb->cur_poll_rc; |
| 372 | evt_data.t3t_poll.response_num = num_responses; |
| 373 | evt_data.t3t_poll.response_bufsize = sensf_res_buf_size; |
| 374 | 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] | 375 | } |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 376 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 377 | p_cb->rw_state = RW_T3T_STATE_IDLE; |
| 378 | (*(rw_cb.p_cback))(RW_T3T_POLL_EVT, &evt_data); |
| 379 | } |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 380 | } |
| 381 | |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 382 | /******************************************************************************* |
| 383 | ** |
| 384 | ** Function rw_t3t_handle_get_system_codes_cplt |
| 385 | ** |
| 386 | ** Description Notify upper layer of system codes |
| 387 | ** |
| 388 | ** Returns none |
| 389 | ** |
| 390 | *******************************************************************************/ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 391 | void rw_t3t_handle_get_system_codes_cplt(void) { |
| 392 | tRW_T3T_CB* p_cb = &rw_cb.tcb.t3t; |
| 393 | tRW_DATA evt_data; |
| 394 | uint8_t i; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 395 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 396 | evt_data.t3t_sc.status = NFC_STATUS_OK; |
| 397 | evt_data.t3t_sc.num_system_codes = p_cb->num_system_codes; |
| 398 | 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] | 399 | |
Ruchi Kandoi | 6767aec | 2017-09-26 09:46:26 -0700 | [diff] [blame] | 400 | DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf( |
| 401 | "number of systems: %i", evt_data.t3t_sc.num_system_codes); |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 402 | for (i = 0; i < evt_data.t3t_sc.num_system_codes; i++) { |
Ruchi Kandoi | 6767aec | 2017-09-26 09:46:26 -0700 | [diff] [blame] | 403 | DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf( |
| 404 | "system %i: %04X", i, evt_data.t3t_sc.p_system_codes[i]); |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 405 | } |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 406 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 407 | p_cb->rw_state = RW_T3T_STATE_IDLE; |
| 408 | (*(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] | 409 | } |
| 410 | |
| 411 | /******************************************************************************* |
| 412 | ** |
| 413 | ** Function rw_t3t_format_cplt |
| 414 | ** |
| 415 | ** Description Notify upper layer of format complete |
| 416 | ** |
| 417 | ** Returns none |
| 418 | ** |
| 419 | *******************************************************************************/ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 420 | void rw_t3t_format_cplt(tNFC_STATUS status) { |
| 421 | tRW_T3T_CB* p_cb = &rw_cb.tcb.t3t; |
| 422 | tRW_DATA evt_data; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 423 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 424 | p_cb->rw_state = RW_T3T_STATE_IDLE; |
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 | /* Update ndef info */ |
| 427 | p_cb->ndef_attrib.status = status; |
| 428 | if (status == NFC_STATUS_OK) { |
| 429 | p_cb->ndef_attrib.version = T3T_MSG_NDEF_VERSION; |
| 430 | p_cb->ndef_attrib.nbr = RW_T3T_DEFAULT_FELICALITE_NBR; |
| 431 | p_cb->ndef_attrib.nbw = RW_T3T_DEFAULT_FELICALITE_NBW; |
| 432 | p_cb->ndef_attrib.nmaxb = RW_T3T_DEFAULT_FELICALITE_NMAXB; |
| 433 | p_cb->ndef_attrib.writef = T3T_MSG_NDEF_WRITEF_OFF; |
| 434 | p_cb->ndef_attrib.rwflag = T3T_MSG_NDEF_RWFLAG_RW; |
| 435 | p_cb->ndef_attrib.ln = 0; |
| 436 | } |
Martijn Coenen | 5c65c3a | 2013-03-27 13:23:36 -0700 | [diff] [blame] | 437 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 438 | /* Notify upper layer of format complete */ |
| 439 | evt_data.status = status; |
| 440 | (*(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] | 441 | } |
| 442 | |
| 443 | /******************************************************************************* |
| 444 | ** |
Martijn Coenen | 5c65c3a | 2013-03-27 13:23:36 -0700 | [diff] [blame] | 445 | ** Function rw_t3t_set_readonly_cplt |
| 446 | ** |
| 447 | ** Description Notify upper layer of set read only complete |
| 448 | ** |
| 449 | ** Returns none |
| 450 | ** |
| 451 | *******************************************************************************/ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 452 | void rw_t3t_set_readonly_cplt(tNFC_STATUS status) { |
| 453 | tRW_T3T_CB* p_cb = &rw_cb.tcb.t3t; |
| 454 | tRW_DATA evt_data; |
Martijn Coenen | 5c65c3a | 2013-03-27 13:23:36 -0700 | [diff] [blame] | 455 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 456 | p_cb->rw_state = RW_T3T_STATE_IDLE; |
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 | /* Notify upper layer of format complete */ |
| 459 | evt_data.status = status; |
| 460 | (*(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] | 461 | } |
| 462 | |
| 463 | /******************************************************************************* |
| 464 | ** |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 465 | ** Function rw_t3t_process_timeout |
| 466 | ** |
| 467 | ** Description Process timeout |
| 468 | ** |
| 469 | ** Returns none |
| 470 | ** |
| 471 | *******************************************************************************/ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 472 | void rw_t3t_process_timeout(TIMER_LIST_ENT* p_tle) { |
| 473 | tRW_T3T_CB* p_cb = &rw_cb.tcb.t3t; |
| 474 | tRW_DATA evt_data; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 475 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 476 | /* Check which timer timed out */ |
| 477 | if (p_tle == &p_cb->timer) { |
| 478 | /* UPDATE/CHECK response timeout */ |
Ruchi Kandoi | 6767aec | 2017-09-26 09:46:26 -0700 | [diff] [blame] | 479 | LOG(ERROR) << StringPrintf("T3T timeout. state=%s cur_cmd=0x%02X (%s)", |
| 480 | rw_t3t_state_str(rw_cb.tcb.t3t.rw_state).c_str(), |
| 481 | rw_cb.tcb.t3t.cur_cmd, |
| 482 | rw_t3t_cmd_str(rw_cb.tcb.t3t.cur_cmd).c_str()); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 483 | |
Ruchi Kandoi | 6767aec | 2017-09-26 09:46:26 -0700 | [diff] [blame] | 484 | rw_t3t_process_error(NFC_STATUS_TIMEOUT); |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 485 | } else { |
Ruchi Kandoi | 6767aec | 2017-09-26 09:46:26 -0700 | [diff] [blame] | 486 | LOG(ERROR) << StringPrintf("T3T POLL timeout."); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 487 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 488 | /* POLL response timeout */ |
| 489 | if (p_cb->flags & RW_T3T_FL_W4_PRESENCE_CHECK_POLL_RSP) { |
| 490 | /* POLL timeout for presence check */ |
| 491 | p_cb->flags &= ~RW_T3T_FL_W4_PRESENCE_CHECK_POLL_RSP; |
| 492 | evt_data.status = NFC_STATUS_FAILED; |
| 493 | p_cb->rw_state = RW_T3T_STATE_IDLE; |
Myles Watson | 1361d52 | 2017-09-26 13:39:54 -0700 | [diff] [blame] | 494 | (*(rw_cb.p_cback))(RW_T3T_PRESENCE_CHECK_EVT, &evt_data); |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 495 | } else if (p_cb->flags & RW_T3T_FL_W4_GET_SC_POLL_RSP) { |
| 496 | /* POLL timeout for getting system codes */ |
| 497 | p_cb->flags &= ~RW_T3T_FL_W4_GET_SC_POLL_RSP; |
| 498 | rw_t3t_handle_get_system_codes_cplt(); |
| 499 | } else if (p_cb->flags & RW_T3T_FL_W4_FMT_FELICA_LITE_POLL_RSP) { |
| 500 | /* POLL timeout for formatting Felica Lite */ |
| 501 | p_cb->flags &= ~RW_T3T_FL_W4_FMT_FELICA_LITE_POLL_RSP; |
Ruchi Kandoi | 6767aec | 2017-09-26 09:46:26 -0700 | [diff] [blame] | 502 | LOG(ERROR) << StringPrintf("Felica-Lite tag not detected"); |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 503 | rw_t3t_format_cplt(NFC_STATUS_FAILED); |
| 504 | } else if (p_cb->flags & RW_T3T_FL_W4_SRO_FELICA_LITE_POLL_RSP) { |
| 505 | /* POLL timeout for configuring Felica Lite read only */ |
| 506 | p_cb->flags &= ~RW_T3T_FL_W4_SRO_FELICA_LITE_POLL_RSP; |
Ruchi Kandoi | 6767aec | 2017-09-26 09:46:26 -0700 | [diff] [blame] | 507 | LOG(ERROR) << StringPrintf("Felica-Lite tag not detected"); |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 508 | rw_t3t_set_readonly_cplt(NFC_STATUS_FAILED); |
| 509 | } else if (p_cb->flags & RW_T3T_FL_W4_NDEF_DETECT_POLL_RSP) { |
| 510 | /* POLL timeout for ndef detection */ |
| 511 | p_cb->flags &= ~RW_T3T_FL_W4_NDEF_DETECT_POLL_RSP; |
Ruchi Kandoi | 9ba6d24 | 2017-10-13 16:07:01 -0700 | [diff] [blame] | 512 | rw_t3t_handle_ndef_detect_poll_rsp(p_cb, NFC_STATUS_TIMEOUT, 0); |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 513 | } else { |
| 514 | /* Timeout waiting for response for RW_T3tPoll */ |
| 515 | evt_data.t3t_poll.status = NFC_STATUS_FAILED; |
| 516 | p_cb->rw_state = RW_T3T_STATE_IDLE; |
Myles Watson | 1361d52 | 2017-09-26 13:39:54 -0700 | [diff] [blame] | 517 | (*(rw_cb.p_cback))(RW_T3T_POLL_EVT, &evt_data); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 518 | } |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 519 | } |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 520 | } |
| 521 | |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 522 | /******************************************************************************* |
| 523 | ** |
| 524 | ** Function rw_t3t_process_frame_error |
| 525 | ** |
| 526 | ** Description Process frame crc error |
| 527 | ** |
| 528 | ** Returns none |
| 529 | ** |
| 530 | *******************************************************************************/ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 531 | void rw_t3t_process_frame_error(void) { |
Ruchi Kandoi | 6767aec | 2017-09-26 09:46:26 -0700 | [diff] [blame] | 532 | LOG(ERROR) << StringPrintf("T3T frame error. state=%s cur_cmd=0x%02X (%s)", |
| 533 | rw_t3t_state_str(rw_cb.tcb.t3t.rw_state).c_str(), |
| 534 | rw_cb.tcb.t3t.cur_cmd, |
| 535 | rw_t3t_cmd_str(rw_cb.tcb.t3t.cur_cmd).c_str()); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 536 | |
Ruchi Kandoi | 303fec1 | 2016-12-14 13:22:38 -0800 | [diff] [blame] | 537 | #if (RW_STATS_INCLUDED == TRUE) |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 538 | /* Update stats */ |
| 539 | rw_main_update_crc_error_stats(); |
| 540 | #endif /* RW_STATS_INCLUDED */ |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 541 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 542 | /* Process the error */ |
| 543 | rw_t3t_process_error(NFC_STATUS_MSG_CORRUPTED); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 544 | } |
| 545 | |
| 546 | /******************************************************************************* |
| 547 | ** |
| 548 | ** Function rw_t3t_send_to_lower |
| 549 | ** |
| 550 | ** Description Send command to lower layer |
| 551 | ** |
| 552 | ** Returns status of the send |
| 553 | ** |
| 554 | *******************************************************************************/ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 555 | tNFC_STATUS rw_t3t_send_to_lower(NFC_HDR* p_msg) { |
| 556 | uint8_t* p; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 557 | |
Ruchi Kandoi | 303fec1 | 2016-12-14 13:22:38 -0800 | [diff] [blame] | 558 | #if (RW_STATS_INCLUDED == TRUE) |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 559 | bool is_retry; |
| 560 | /* Update stats */ |
| 561 | rw_main_update_tx_stats(p_msg->len, ((rw_cb.cur_retry == 0) ? false : true)); |
| 562 | #endif /* RW_STATS_INCLUDED */ |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 563 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 564 | /* Set NFC-F SoD field (payload len + 1) */ |
| 565 | p_msg->offset -= 1; /* Point to SoD field */ |
| 566 | p = (uint8_t*)(p_msg + 1) + p_msg->offset; |
| 567 | UINT8_TO_STREAM(p, (p_msg->len + 1)); |
| 568 | p_msg->len += 1; /* Increment len to include SoD */ |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 569 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 570 | return (NFC_SendData(NFC_RF_CONN_ID, p_msg)); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 571 | } |
| 572 | |
| 573 | /***************************************************************************** |
| 574 | ** |
| 575 | ** Function rw_t3t_get_cmd_buf |
| 576 | ** |
| 577 | ** Description Get a buffer for sending T3T messages |
| 578 | ** |
Ruchi Kandoi | 0a73688 | 2017-01-09 15:43:14 -0800 | [diff] [blame] | 579 | ** Returns NFC_HDR * |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 580 | ** |
| 581 | *****************************************************************************/ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 582 | NFC_HDR* rw_t3t_get_cmd_buf(void) { |
| 583 | NFC_HDR* p_cmd_buf; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 584 | |
Ruchi Kandoi | 0c515ae | 2017-01-30 17:48:41 -0800 | [diff] [blame] | 585 | p_cmd_buf = (NFC_HDR*)GKI_getpoolbuf(NFC_RW_POOL_ID); |
| 586 | if (p_cmd_buf != NULL) { |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 587 | /* Reserve offset for NCI_DATA_HDR and NFC-F Sod (LEN) field */ |
| 588 | p_cmd_buf->offset = NCI_MSG_OFFSET_SIZE + NCI_DATA_HDR_SIZE + 1; |
| 589 | p_cmd_buf->len = 0; |
| 590 | } |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 591 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 592 | return (p_cmd_buf); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 593 | } |
| 594 | |
| 595 | /***************************************************************************** |
| 596 | ** |
| 597 | ** Function rw_t3t_send_cmd |
| 598 | ** |
| 599 | ** Description Send command to tag, and start timer for response |
| 600 | ** |
| 601 | ** Returns tNFC_STATUS |
| 602 | ** |
| 603 | *****************************************************************************/ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 604 | tNFC_STATUS rw_t3t_send_cmd(tRW_T3T_CB* p_cb, uint8_t rw_t3t_cmd, |
| 605 | NFC_HDR* p_cmd_buf, uint32_t timeout_ticks) { |
| 606 | tNFC_STATUS retval; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 607 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 608 | /* Indicate first attempt to send command, back up cmd buffer in case needed |
| 609 | * for retransmission */ |
| 610 | rw_cb.cur_retry = 0; |
| 611 | memcpy(p_cb->p_cur_cmd_buf, p_cmd_buf, |
| 612 | 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] | 613 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 614 | p_cb->cur_cmd = rw_t3t_cmd; |
| 615 | p_cb->cur_tout = timeout_ticks; |
| 616 | p_cb->rw_state = RW_T3T_STATE_COMMAND_PENDING; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 617 | |
Ruchi Kandoi | 0c515ae | 2017-01-30 17:48:41 -0800 | [diff] [blame] | 618 | retval = rw_t3t_send_to_lower(p_cmd_buf); |
| 619 | if (retval == NFC_STATUS_OK) { |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 620 | /* Start timer for waiting for response */ |
| 621 | nfc_start_quick_timer(&p_cb->timer, NFC_TTYPE_RW_T3T_RESPONSE, |
| 622 | timeout_ticks); |
| 623 | } else { |
| 624 | /* Error sending */ |
| 625 | p_cb->rw_state = RW_T3T_STATE_IDLE; |
| 626 | } |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 627 | |
Ruchi Kandoi | 6767aec | 2017-09-26 09:46:26 -0700 | [diff] [blame] | 628 | DLOG_IF(INFO, nfc_debug_enabled) |
| 629 | << StringPrintf("cur_tout: %d, timeout_ticks: %d ret:%d", p_cb->cur_tout, |
| 630 | timeout_ticks, retval); |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 631 | return (retval); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 632 | } |
| 633 | |
| 634 | /***************************************************************************** |
| 635 | ** |
| 636 | ** Function rw_t3t_send_update_ndef_attribute_cmd |
| 637 | ** |
| 638 | ** Description Send UPDATE command for Attribute Information |
| 639 | ** |
| 640 | ** Returns tNFC_STATUS |
| 641 | ** |
| 642 | *****************************************************************************/ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 643 | tNFC_STATUS rw_t3t_send_update_ndef_attribute_cmd(tRW_T3T_CB* p_cb, |
| 644 | bool write_in_progress) { |
| 645 | tNFC_STATUS retval = NFC_STATUS_OK; |
| 646 | NFC_HDR* p_cmd_buf; |
| 647 | uint8_t *p_cmd_start, *p; |
| 648 | uint16_t checksum, i; |
| 649 | uint8_t write_f; |
| 650 | uint32_t ln; |
| 651 | uint8_t* p_ndef_attr_info_start; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 652 | |
Ruchi Kandoi | 0c515ae | 2017-01-30 17:48:41 -0800 | [diff] [blame] | 653 | p_cmd_buf = rw_t3t_get_cmd_buf(); |
| 654 | if (p_cmd_buf != NULL) { |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 655 | /* Construct T3T message */ |
| 656 | 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] | 657 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 658 | /* Add UPDATE opcode to message */ |
| 659 | UINT8_TO_STREAM(p, T3T_MSG_OPC_UPDATE_CMD); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 660 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 661 | /* Add IDm to message */ |
| 662 | 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] | 663 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 664 | /* Add Service code list */ |
| 665 | UINT8_TO_STREAM(p, 1); /* Number of services (only 1 service: NDEF) */ |
| 666 | UINT16_TO_STREAM( |
| 667 | 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] | 668 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 669 | /* Add number of blocks in this UPDATE command */ |
| 670 | 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] | 671 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 672 | /* Block List element: the NDEF attribute information block (block 0) */ |
| 673 | UINT8_TO_STREAM(p, T3T_MSG_MASK_TWO_BYTE_BLOCK_DESC_FORMAT); |
| 674 | UINT8_TO_STREAM(p, 0); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 675 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 676 | /* Add payload (Attribute information block) */ |
| 677 | p_ndef_attr_info_start = |
| 678 | p; /* Save start of a NDEF attribute info block for checksum */ |
| 679 | UINT8_TO_STREAM(p, T3T_MSG_NDEF_VERSION); |
| 680 | UINT8_TO_STREAM(p, p_cb->ndef_attrib.nbr); |
| 681 | UINT8_TO_STREAM(p, p_cb->ndef_attrib.nbw); |
| 682 | UINT16_TO_BE_STREAM(p, p_cb->ndef_attrib.nmaxb); |
| 683 | UINT32_TO_STREAM(p, 0); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 684 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 685 | /* If starting NDEF write: set WriteF=ON, and ln=current ndef length */ |
| 686 | if (write_in_progress) { |
| 687 | write_f = T3T_MSG_NDEF_WRITEF_ON; |
| 688 | ln = p_cb->ndef_attrib.ln; |
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 | /* If finishing NDEF write: set WriteF=OFF, and ln=new ndef len */ |
| 691 | else { |
| 692 | write_f = T3T_MSG_NDEF_WRITEF_OFF; |
| 693 | ln = p_cb->ndef_msg_len; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 694 | } |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 695 | UINT8_TO_STREAM(p, write_f); |
| 696 | UINT8_TO_STREAM(p, p_cb->ndef_attrib.rwflag); |
| 697 | UINT8_TO_STREAM(p, (ln >> 16) & 0xFF); /* High byte (of 3) of Ln */ |
| 698 | UINT8_TO_STREAM(p, (ln >> 8) & 0xFF); /* Middle byte (of 3) of Ln */ |
| 699 | 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] | 700 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 701 | /* Calculate and append Checksum */ |
| 702 | checksum = 0; |
| 703 | for (i = 0; i < T3T_MSG_NDEF_ATTR_INFO_SIZE; i++) { |
| 704 | checksum += p_ndef_attr_info_start[i]; |
| 705 | } |
| 706 | UINT16_TO_BE_STREAM(p, checksum); |
| 707 | |
| 708 | /* Calculate length of message */ |
| 709 | p_cmd_buf->len = (uint16_t)(p - p_cmd_start); |
| 710 | |
| 711 | /* Send the T3T message */ |
| 712 | retval = rw_t3t_send_cmd(p_cb, RW_T3T_CMD_UPDATE_NDEF, p_cmd_buf, |
| 713 | rw_t3t_update_timeout(1)); |
| 714 | } else { |
| 715 | retval = NFC_STATUS_NO_BUFFERS; |
| 716 | } |
| 717 | |
| 718 | return (retval); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 719 | } |
| 720 | |
| 721 | /***************************************************************************** |
| 722 | ** |
| 723 | ** Function rw_t3t_send_next_ndef_update_cmd |
| 724 | ** |
| 725 | ** Description Send next segment of NDEF message to update |
| 726 | ** |
| 727 | ** Returns tNFC_STATUS |
| 728 | ** |
| 729 | *****************************************************************************/ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 730 | tNFC_STATUS rw_t3t_send_next_ndef_update_cmd(tRW_T3T_CB* p_cb) { |
| 731 | tNFC_STATUS retval = NFC_STATUS_OK; |
| 732 | uint16_t block_id; |
| 733 | uint16_t first_block_to_write; |
| 734 | uint16_t ndef_blocks_to_write, ndef_blocks_remaining; |
| 735 | uint32_t ndef_bytes_remaining, ndef_padding = 0; |
| 736 | uint8_t flags = 0; |
| 737 | uint8_t* p_cur_ndef_src_offset; |
| 738 | NFC_HDR* p_cmd_buf; |
| 739 | uint8_t *p_cmd_start, *p; |
| 740 | uint8_t blocks_per_update; |
| 741 | uint32_t timeout; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 742 | |
Ruchi Kandoi | 0c515ae | 2017-01-30 17:48:41 -0800 | [diff] [blame] | 743 | p_cmd_buf = rw_t3t_get_cmd_buf(); |
| 744 | if (p_cmd_buf != NULL) { |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 745 | /* Construct T3T message */ |
| 746 | 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] | 747 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 748 | /* Calculate number of ndef bytes remaining to write */ |
| 749 | 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] | 750 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 751 | /* Calculate number of blocks remaining to write */ |
| 752 | ndef_blocks_remaining = |
| 753 | (uint16_t)((ndef_bytes_remaining + 15) >> |
| 754 | 4); /* ndef blocks remaining (rounded upward) */ |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 755 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 756 | /* Calculate first NDEF block ID for this UPDATE command */ |
| 757 | 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] | 758 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 759 | /* Calculate max number of blocks per write. */ |
| 760 | if ((first_block_to_write + |
| 761 | RW_T3T_MAX_NDEF_BLOCKS_PER_UPDATE_1_BYTE_FORMAT) < 0x100) { |
| 762 | /* All block-numbers are < 0x100 (i.e. can be specified using one-byte |
| 763 | * format) */ |
| 764 | blocks_per_update = RW_T3T_MAX_NDEF_BLOCKS_PER_UPDATE_1_BYTE_FORMAT; |
| 765 | } else { |
| 766 | /* Block-numbers are >= 0x100 (i.e. need to be specified using two-byte |
| 767 | * format) */ |
| 768 | 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] | 769 | } |
| 770 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 771 | /* Check if blocks_per_update is bigger than what peer allows */ |
| 772 | if (blocks_per_update > p_cb->ndef_attrib.nbw) |
| 773 | blocks_per_update = p_cb->ndef_attrib.nbw; |
| 774 | |
| 775 | /* Check if remaining blocks can fit into one UPDATE command */ |
| 776 | if (ndef_blocks_remaining <= blocks_per_update) { |
| 777 | /* remaining blocks can fit into one UPDATE command */ |
| 778 | ndef_blocks_to_write = ndef_blocks_remaining; |
| 779 | } else { |
| 780 | /* Remaining blocks cannot fit into one UPDATE command */ |
| 781 | ndef_blocks_to_write = blocks_per_update; |
| 782 | } |
| 783 | |
| 784 | /* Write to command header for UPDATE */ |
| 785 | |
| 786 | /* Add UPDATE opcode to message */ |
| 787 | UINT8_TO_STREAM(p, T3T_MSG_OPC_UPDATE_CMD); |
| 788 | |
| 789 | /* Add IDm to message */ |
| 790 | ARRAY_TO_STREAM(p, p_cb->peer_nfcid2, NCI_NFCID2_LEN); |
| 791 | |
| 792 | /* Add Service code list */ |
| 793 | UINT8_TO_STREAM(p, 1); /* Number of services (only 1 service: NDEF) */ |
| 794 | UINT16_TO_STREAM( |
| 795 | p, T3T_MSG_NDEF_SC_RW); /* Service code (little-endian format) */ |
| 796 | |
| 797 | /* Add number of blocks in this UPDATE command */ |
| 798 | UINT8_TO_STREAM( |
| 799 | p, |
| 800 | ndef_blocks_to_write); /* Number of blocks to write in this command */ |
| 801 | timeout = rw_t3t_update_timeout(ndef_blocks_to_write); |
| 802 | |
| 803 | for (block_id = first_block_to_write; |
| 804 | block_id < (first_block_to_write + ndef_blocks_to_write); block_id++) { |
| 805 | if (block_id < 256) { |
| 806 | /* Block IDs 0-255 can be specified in '2-byte' format: byte0=0, |
| 807 | * byte1=blocknumber */ |
| 808 | UINT8_TO_STREAM( |
| 809 | p, T3T_MSG_MASK_TWO_BYTE_BLOCK_DESC_FORMAT); /* byte0: len=1; |
| 810 | access-mode=0; |
| 811 | service code list |
| 812 | order=0 */ |
| 813 | UINT8_TO_STREAM(p, block_id); /* byte1: block number */ |
| 814 | } else { |
| 815 | /* Block IDs 256+ must be specified in '3-byte' format: byte0=80h, |
| 816 | * followed by blocknumber */ |
| 817 | UINT8_TO_STREAM( |
| 818 | p, |
| 819 | 0x00); /* byte0: len=0; access-mode=0; service code list order=0 */ |
| 820 | UINT16_TO_STREAM( |
| 821 | p, block_id); /* byte1-2: block number in little-endian format */ |
| 822 | } |
| 823 | } |
| 824 | |
| 825 | /* Add NDEF payload */ |
| 826 | |
| 827 | /* If this sending last block of NDEF, check if padding is needed to make |
| 828 | * payload a multiple of 16 bytes */ |
| 829 | if (ndef_blocks_to_write == ndef_blocks_remaining) { |
| 830 | ndef_padding = (16 - (ndef_bytes_remaining & 0x0F)) & 0x0F; |
| 831 | if (ndef_padding) { |
| 832 | flags |= RW_T3T_FL_PADDING; |
| 833 | ndef_blocks_to_write--; /* handle the last block separately if it needs |
| 834 | padding */ |
| 835 | } |
| 836 | } |
| 837 | |
| 838 | /* Add NDEF payload to the message */ |
| 839 | p_cur_ndef_src_offset = &p_cb->ndef_msg[p_cb->ndef_msg_bytes_sent]; |
| 840 | |
| 841 | ARRAY_TO_STREAM(p, p_cur_ndef_src_offset, (ndef_blocks_to_write * 16)); |
| 842 | p_cb->ndef_msg_bytes_sent += ((uint32_t)ndef_blocks_to_write * 16); |
| 843 | |
| 844 | if (flags & RW_T3T_FL_PADDING) { |
| 845 | /* Add last of the NDEF message */ |
| 846 | p_cur_ndef_src_offset = &p_cb->ndef_msg[p_cb->ndef_msg_bytes_sent]; |
| 847 | ARRAY_TO_STREAM(p, p_cur_ndef_src_offset, (int)(16 - ndef_padding)); |
| 848 | p_cb->ndef_msg_bytes_sent += (16 - ndef_padding); |
| 849 | |
| 850 | /* Add padding */ |
| 851 | memset(p, 0, ndef_padding); |
| 852 | p += ndef_padding; |
| 853 | } |
| 854 | |
| 855 | /* Calculate length of message */ |
| 856 | p_cmd_buf->len = (uint16_t)(p - p_cmd_start); |
| 857 | |
| 858 | /* Send the T3T message */ |
| 859 | retval = rw_t3t_send_cmd(p_cb, RW_T3T_CMD_UPDATE_NDEF, p_cmd_buf, timeout); |
| 860 | } else { |
| 861 | retval = NFC_STATUS_NO_BUFFERS; |
| 862 | } |
| 863 | |
| 864 | return (retval); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 865 | } |
| 866 | |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 867 | /***************************************************************************** |
| 868 | ** |
| 869 | ** Function rw_t3t_send_next_ndef_check_cmd |
| 870 | ** |
| 871 | ** Description Send command for reading next segment of NDEF message |
| 872 | ** |
| 873 | ** Returns tNFC_STATUS |
| 874 | ** |
| 875 | *****************************************************************************/ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 876 | tNFC_STATUS rw_t3t_send_next_ndef_check_cmd(tRW_T3T_CB* p_cb) { |
| 877 | tNFC_STATUS retval = NFC_STATUS_OK; |
| 878 | uint16_t block_id; |
| 879 | uint16_t ndef_blocks_remaining, first_block_to_read, cur_blocks_to_read; |
| 880 | uint32_t ndef_bytes_remaining; |
| 881 | NFC_HDR* p_cmd_buf; |
| 882 | uint8_t *p_cmd_start, *p; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 883 | |
Ruchi Kandoi | 0c515ae | 2017-01-30 17:48:41 -0800 | [diff] [blame] | 884 | p_cmd_buf = rw_t3t_get_cmd_buf(); |
| 885 | if (p_cmd_buf != NULL) { |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 886 | /* Construct T3T message */ |
| 887 | 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] | 888 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 889 | /* Calculate number of ndef bytes remaining to read */ |
| 890 | 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] | 891 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 892 | /* Calculate number of blocks remaining to read */ |
| 893 | ndef_blocks_remaining = |
| 894 | (uint16_t)((ndef_bytes_remaining + 15) >> |
| 895 | 4); /* ndef blocks remaining (rounded upward) */ |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 896 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 897 | /* Calculate first NDEF block ID */ |
| 898 | 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] | 899 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 900 | /* Check if remaining blocks can fit into one CHECK command */ |
| 901 | if (ndef_blocks_remaining <= p_cb->ndef_attrib.nbr) { |
| 902 | /* remaining blocks can fit into one CHECK command */ |
| 903 | cur_blocks_to_read = ndef_blocks_remaining; |
| 904 | p_cb->ndef_rx_readlen = ndef_bytes_remaining; |
| 905 | p_cb->flags |= RW_T3T_FL_IS_FINAL_NDEF_SEGMENT; |
| 906 | } else { |
| 907 | /* Remaining blocks cannot fit into one CHECK command */ |
| 908 | cur_blocks_to_read = |
| 909 | p_cb->ndef_attrib |
| 910 | .nbr; /* Read maximum number of blocks allowed by the peer */ |
| 911 | 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] | 912 | } |
| 913 | |
Ruchi Kandoi | 6767aec | 2017-09-26 09:46:26 -0700 | [diff] [blame] | 914 | DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf( |
| 915 | "bytes_remaining: %i, cur_blocks_to_read: %i, is_final: %i", |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 916 | ndef_bytes_remaining, cur_blocks_to_read, |
| 917 | (p_cb->flags & RW_T3T_FL_IS_FINAL_NDEF_SEGMENT)); |
| 918 | |
| 919 | /* Add CHECK opcode to message */ |
| 920 | UINT8_TO_STREAM(p, T3T_MSG_OPC_CHECK_CMD); |
| 921 | |
| 922 | /* Add IDm to message */ |
| 923 | ARRAY_TO_STREAM(p, p_cb->peer_nfcid2, NCI_NFCID2_LEN); |
| 924 | |
| 925 | /* Add Service code list */ |
| 926 | UINT8_TO_STREAM(p, 1); /* Number of services (only 1 service: NDEF) */ |
| 927 | |
| 928 | /* Service code (little-endian format) . If NDEF is read-only, then use |
| 929 | * T3T_MSG_NDEF_SC_RO, otherwise use T3T_MSG_NDEF_SC_RW */ |
| 930 | if (p_cb->ndef_attrib.rwflag == T3T_MSG_NDEF_RWFLAG_RO) { |
| 931 | UINT16_TO_STREAM(p, T3T_MSG_NDEF_SC_RO); |
| 932 | } else { |
| 933 | UINT16_TO_STREAM(p, T3T_MSG_NDEF_SC_RW); |
| 934 | } |
| 935 | |
| 936 | /* Add number of blocks in this CHECK command */ |
| 937 | UINT8_TO_STREAM( |
| 938 | p, cur_blocks_to_read); /* Number of blocks to check in this command */ |
| 939 | |
| 940 | for (block_id = first_block_to_read; |
| 941 | block_id < (first_block_to_read + cur_blocks_to_read); block_id++) { |
| 942 | if (block_id < 256) { |
| 943 | /* Block IDs 0-255 can be specified in '2-byte' format: byte0=0, |
| 944 | * byte1=blocknumber */ |
| 945 | UINT8_TO_STREAM( |
| 946 | p, T3T_MSG_MASK_TWO_BYTE_BLOCK_DESC_FORMAT); /* byte1: len=0; |
| 947 | access-mode=0; |
| 948 | service code list |
| 949 | order=0 */ |
| 950 | UINT8_TO_STREAM(p, block_id); /* byte1: block number */ |
| 951 | } else { |
| 952 | /* Block IDs 256+ must be specified in '3-byte' format: byte0=80h, |
| 953 | * followed by blocknumber */ |
| 954 | UINT8_TO_STREAM( |
| 955 | p, |
| 956 | 0x00); /* byte0: len=1; access-mode=0; service code list order=0 */ |
| 957 | UINT16_TO_STREAM( |
| 958 | p, block_id); /* byte1-2: block number in little-endian format */ |
| 959 | } |
| 960 | } |
| 961 | |
| 962 | /* Calculate length of message */ |
| 963 | p_cmd_buf->len = (uint16_t)(p - p_cmd_start); |
| 964 | |
| 965 | /* Send the T3T message */ |
| 966 | retval = rw_t3t_send_cmd(p_cb, RW_T3T_CMD_CHECK_NDEF, p_cmd_buf, |
| 967 | rw_t3t_check_timeout(cur_blocks_to_read)); |
| 968 | } else { |
| 969 | retval = NFC_STATUS_NO_BUFFERS; |
| 970 | } |
| 971 | |
| 972 | return (retval); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 973 | } |
| 974 | |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 975 | /***************************************************************************** |
| 976 | ** |
| 977 | ** Function rw_t3t_message_set_block_list |
| 978 | ** |
| 979 | ** Description Add block list to T3T message |
| 980 | ** |
| 981 | ** Returns Number of bytes added to message |
| 982 | ** |
| 983 | *****************************************************************************/ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 984 | void rw_t3t_message_set_block_list(tRW_T3T_CB* p_cb, uint8_t** p, |
| 985 | uint8_t num_blocks, |
| 986 | tT3T_BLOCK_DESC* p_t3t_blocks) { |
| 987 | uint16_t i, cur_service_code; |
| 988 | uint8_t service_code_idx, num_services = 0; |
| 989 | uint8_t* p_msg_num_services; |
| 990 | uint16_t service_list[T3T_MSG_SERVICE_LIST_MAX]; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 991 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 992 | /* Add CHECK or UPDATE opcode to message */ |
| 993 | UINT8_TO_STREAM( |
| 994 | (*p), ((p_cb->cur_cmd == RW_T3T_CMD_CHECK) ? T3T_MSG_OPC_CHECK_CMD |
| 995 | : T3T_MSG_OPC_UPDATE_CMD)); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 996 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 997 | /* Add IDm to message */ |
| 998 | 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] | 999 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1000 | /* Skip over Number of Services field */ |
| 1001 | p_msg_num_services = (*p); /* pointer to Number of Services offset */ |
| 1002 | (*p)++; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1003 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1004 | /* Count number of different services are specified in the list, and add |
| 1005 | * services to Service Code list */ |
| 1006 | for (i = 0; i < num_blocks; i++) { |
| 1007 | cur_service_code = p_t3t_blocks[i].service_code; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1008 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1009 | /* Check if current service_code is already in the service_list */ |
| 1010 | for (service_code_idx = 0; service_code_idx < num_services; |
| 1011 | service_code_idx++) { |
| 1012 | 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] | 1013 | } |
| 1014 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1015 | if (service_code_idx == num_services) { |
| 1016 | /* Service not in the list yet. Add it. */ |
| 1017 | service_list[service_code_idx] = cur_service_code; |
| 1018 | num_services++; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1019 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1020 | /* Add service code to T3T message */ |
| 1021 | UINT16_TO_STREAM((*p), cur_service_code); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1022 | } |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1023 | } |
| 1024 | |
| 1025 | /* Add 'Number of Sservices' to the message */ |
| 1026 | *p_msg_num_services = num_services; |
| 1027 | |
| 1028 | /* Add 'number of blocks' to the message */ |
| 1029 | UINT8_TO_STREAM((*p), num_blocks); |
| 1030 | |
| 1031 | /* Add block descriptors */ |
| 1032 | for (i = 0; i < num_blocks; i++) { |
| 1033 | cur_service_code = p_t3t_blocks[i].service_code; |
| 1034 | |
| 1035 | /* Check if current service_code is already in the service_list */ |
| 1036 | for (service_code_idx = 0; service_code_idx < num_services; |
| 1037 | service_code_idx++) { |
| 1038 | if (service_list[service_code_idx] == cur_service_code) break; |
| 1039 | } |
| 1040 | |
| 1041 | /* Add decriptor to T3T message */ |
| 1042 | if (p_t3t_blocks[i].block_number > 0xFF) { |
| 1043 | UINT8_TO_STREAM((*p), service_code_idx); |
| 1044 | UINT16_TO_STREAM((*p), p_t3t_blocks[i].block_number); |
| 1045 | } else { |
| 1046 | service_code_idx |= T3T_MSG_MASK_TWO_BYTE_BLOCK_DESC_FORMAT; |
| 1047 | UINT8_TO_STREAM((*p), service_code_idx); |
| 1048 | UINT8_TO_STREAM((*p), p_t3t_blocks[i].block_number); |
| 1049 | } |
| 1050 | } |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1051 | } |
| 1052 | |
| 1053 | /***************************************************************************** |
| 1054 | ** |
| 1055 | ** Function rw_t3t_send_check_cmd |
| 1056 | ** |
| 1057 | ** Description Send CHECK command |
| 1058 | ** |
| 1059 | ** Returns tNFC_STATUS |
| 1060 | ** |
| 1061 | *****************************************************************************/ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1062 | tNFC_STATUS rw_t3t_send_check_cmd(tRW_T3T_CB* p_cb, uint8_t num_blocks, |
| 1063 | tT3T_BLOCK_DESC* p_t3t_blocks) { |
| 1064 | NFC_HDR* p_cmd_buf; |
| 1065 | uint8_t *p, *p_cmd_start; |
| 1066 | tNFC_STATUS retval = NFC_STATUS_OK; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1067 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1068 | p_cb->cur_cmd = RW_T3T_CMD_CHECK; |
Ruchi Kandoi | 0c515ae | 2017-01-30 17:48:41 -0800 | [diff] [blame] | 1069 | p_cmd_buf = rw_t3t_get_cmd_buf(); |
| 1070 | if (p_cmd_buf != NULL) { |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1071 | /* Construct T3T message */ |
| 1072 | p = p_cmd_start = (uint8_t*)(p_cmd_buf + 1) + p_cmd_buf->offset; |
| 1073 | 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] | 1074 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1075 | /* Calculate length of message */ |
| 1076 | 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] | 1077 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1078 | /* Send the T3T message */ |
| 1079 | retval = rw_t3t_send_cmd(p_cb, RW_T3T_CMD_CHECK, p_cmd_buf, |
| 1080 | rw_t3t_check_timeout(num_blocks)); |
| 1081 | } else { |
| 1082 | retval = NFC_STATUS_NO_BUFFERS; |
| 1083 | } |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1084 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1085 | return (retval); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1086 | } |
| 1087 | |
| 1088 | /***************************************************************************** |
| 1089 | ** |
| 1090 | ** Function rw_t3t_send_update_cmd |
| 1091 | ** |
| 1092 | ** Description Send UPDATE command |
| 1093 | ** |
| 1094 | ** Returns tNFC_STATUS |
| 1095 | ** |
| 1096 | *****************************************************************************/ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1097 | tNFC_STATUS rw_t3t_send_update_cmd(tRW_T3T_CB* p_cb, uint8_t num_blocks, |
| 1098 | tT3T_BLOCK_DESC* p_t3t_blocks, |
| 1099 | uint8_t* p_data) { |
| 1100 | NFC_HDR* p_cmd_buf; |
| 1101 | uint8_t *p, *p_cmd_start; |
| 1102 | tNFC_STATUS retval = NFC_STATUS_OK; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1103 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1104 | p_cb->cur_cmd = RW_T3T_CMD_UPDATE; |
Ruchi Kandoi | 0c515ae | 2017-01-30 17:48:41 -0800 | [diff] [blame] | 1105 | p_cmd_buf = rw_t3t_get_cmd_buf(); |
| 1106 | if (p_cmd_buf != NULL) { |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1107 | /* Construct T3T message */ |
| 1108 | p = p_cmd_start = (uint8_t*)(p_cmd_buf + 1) + p_cmd_buf->offset; |
| 1109 | 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] | 1110 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1111 | /* Add data blocks to the message */ |
| 1112 | ARRAY_TO_STREAM(p, p_data, num_blocks * 16); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1113 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1114 | /* Calculate length of message */ |
| 1115 | 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] | 1116 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1117 | /* Send the T3T message */ |
| 1118 | retval = rw_t3t_send_cmd(p_cb, RW_T3T_CMD_UPDATE, p_cmd_buf, |
| 1119 | rw_t3t_update_timeout(num_blocks)); |
| 1120 | } else { |
| 1121 | retval = NFC_STATUS_NO_BUFFERS; |
| 1122 | } |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1123 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1124 | return (retval); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1125 | } |
| 1126 | |
| 1127 | /***************************************************************************** |
| 1128 | ** |
Martijn Coenen | 5c65c3a | 2013-03-27 13:23:36 -0700 | [diff] [blame] | 1129 | ** Function rw_t3t_check_mc_block |
| 1130 | ** |
| 1131 | ** Description Send command to check Memory Configuration Block |
| 1132 | ** |
| 1133 | ** Returns tNFC_STATUS |
| 1134 | ** |
| 1135 | *****************************************************************************/ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1136 | tNFC_STATUS rw_t3t_check_mc_block(tRW_T3T_CB* p_cb) { |
| 1137 | NFC_HDR* p_cmd_buf; |
| 1138 | uint8_t *p, *p_cmd_start; |
Martijn Coenen | 5c65c3a | 2013-03-27 13:23:36 -0700 | [diff] [blame] | 1139 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1140 | /* Read Memory Configuration block */ |
Ruchi Kandoi | 0c515ae | 2017-01-30 17:48:41 -0800 | [diff] [blame] | 1141 | p_cmd_buf = rw_t3t_get_cmd_buf(); |
| 1142 | if (p_cmd_buf != NULL) { |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1143 | /* Construct T3T message */ |
| 1144 | 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] | 1145 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1146 | /* Add CHECK opcode to message */ |
| 1147 | UINT8_TO_STREAM(p, T3T_MSG_OPC_CHECK_CMD); |
Martijn Coenen | 5c65c3a | 2013-03-27 13:23:36 -0700 | [diff] [blame] | 1148 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1149 | /* Add IDm to message */ |
| 1150 | ARRAY_TO_STREAM(p, p_cb->peer_nfcid2, NCI_NFCID2_LEN); |
Martijn Coenen | 5c65c3a | 2013-03-27 13:23:36 -0700 | [diff] [blame] | 1151 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1152 | /* Add Service code list */ |
| 1153 | UINT8_TO_STREAM(p, 1); /* Number of services (only 1 service: NDEF) */ |
| 1154 | UINT16_TO_STREAM( |
| 1155 | p, T3T_MSG_NDEF_SC_RO); /* Service code (little-endian format) */ |
Martijn Coenen | 5c65c3a | 2013-03-27 13:23:36 -0700 | [diff] [blame] | 1156 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1157 | /* Number of blocks */ |
| 1158 | UINT8_TO_STREAM(p, 1); /* Number of blocks (only 1 block: Memory |
| 1159 | Configuration Information ) */ |
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 | /* Block List element: the Memory Configuration block (block 0x88) */ |
| 1162 | UINT8_TO_STREAM(p, T3T_MSG_MASK_TWO_BYTE_BLOCK_DESC_FORMAT); |
| 1163 | UINT8_TO_STREAM(p, T3T_MSG_FELICALITE_BLOCK_ID_MC); |
Martijn Coenen | 5c65c3a | 2013-03-27 13:23:36 -0700 | [diff] [blame] | 1164 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1165 | /* Calculate length of message */ |
| 1166 | p_cmd_buf->len = (uint16_t)(p - p_cmd_start); |
Martijn Coenen | 5c65c3a | 2013-03-27 13:23:36 -0700 | [diff] [blame] | 1167 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1168 | /* Send the T3T message */ |
| 1169 | return rw_t3t_send_cmd(p_cb, p_cb->cur_cmd, p_cmd_buf, |
| 1170 | rw_t3t_check_timeout(1)); |
| 1171 | } else { |
Ruchi Kandoi | 6767aec | 2017-09-26 09:46:26 -0700 | [diff] [blame] | 1172 | LOG(ERROR) << StringPrintf("Unable to allocate buffer to read MC block"); |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1173 | return (NFC_STATUS_NO_BUFFERS); |
| 1174 | } |
Martijn Coenen | 5c65c3a | 2013-03-27 13:23:36 -0700 | [diff] [blame] | 1175 | } |
| 1176 | |
| 1177 | /***************************************************************************** |
| 1178 | ** |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1179 | ** Function rw_t3t_send_raw_frame |
| 1180 | ** |
| 1181 | ** Description Send raw frame |
| 1182 | ** |
| 1183 | ** Returns tNFC_STATUS |
| 1184 | ** |
| 1185 | *****************************************************************************/ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1186 | tNFC_STATUS rw_t3t_send_raw_frame(tRW_T3T_CB* p_cb, uint16_t len, |
| 1187 | uint8_t* p_data) { |
| 1188 | NFC_HDR* p_cmd_buf; |
| 1189 | uint8_t* p; |
| 1190 | tNFC_STATUS retval = NFC_STATUS_OK; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1191 | |
Ruchi Kandoi | 0c515ae | 2017-01-30 17:48:41 -0800 | [diff] [blame] | 1192 | p_cmd_buf = rw_t3t_get_cmd_buf(); |
| 1193 | if (p_cmd_buf != NULL) { |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1194 | /* Construct T3T message */ |
| 1195 | 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] | 1196 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1197 | /* Add data blocks to the message */ |
| 1198 | ARRAY_TO_STREAM(p, p_data, len); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1199 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1200 | /* Calculate length of message */ |
| 1201 | p_cmd_buf->len = len; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1202 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1203 | /* Send the T3T message */ |
| 1204 | retval = rw_t3t_send_cmd(p_cb, RW_T3T_CMD_SEND_RAW_FRAME, p_cmd_buf, |
| 1205 | RW_T3T_RAW_FRAME_CMD_TIMEOUT_TICKS); |
| 1206 | } else { |
| 1207 | retval = NFC_STATUS_NO_BUFFERS; |
| 1208 | } |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1209 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1210 | return (retval); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1211 | } |
| 1212 | |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1213 | /***************************************************************************** |
| 1214 | ** TAG RESPONSE HANDLERS |
| 1215 | *****************************************************************************/ |
| 1216 | |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1217 | /***************************************************************************** |
| 1218 | ** |
| 1219 | ** Function rw_t3t_act_handle_ndef_detect_rsp |
| 1220 | ** |
| 1221 | ** Description Handle response to NDEF detection |
| 1222 | ** |
| 1223 | ** Returns Nothing |
| 1224 | ** |
| 1225 | *****************************************************************************/ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1226 | void rw_t3t_act_handle_ndef_detect_rsp(tRW_T3T_CB* p_cb, NFC_HDR* p_msg_rsp) { |
| 1227 | uint8_t* p; |
| 1228 | uint32_t temp; |
| 1229 | uint8_t i; |
| 1230 | uint16_t checksum_calc, checksum_rx; |
| 1231 | tRW_DETECT_NDEF_DATA evt_data; |
| 1232 | 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] | 1233 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1234 | evt_data.status = NFC_STATUS_FAILED; |
| 1235 | evt_data.flags = RW_NDEF_FL_UNKNOWN; |
| 1236 | |
| 1237 | /* Check if response code is CHECK resp (for reading NDEF attribute block) */ |
| 1238 | if (p_t3t_rsp[T3T_MSG_RSP_OFFSET_RSPCODE] != T3T_MSG_OPC_CHECK_RSP) { |
Ruchi Kandoi | 6767aec | 2017-09-26 09:46:26 -0700 | [diff] [blame] | 1239 | LOG(ERROR) << StringPrintf( |
| 1240 | "Response error: expecting rsp_code %02X, but got %02X", |
| 1241 | T3T_MSG_OPC_CHECK_RSP, p_t3t_rsp[T3T_MSG_RSP_OFFSET_RSPCODE]); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1242 | evt_data.status = NFC_STATUS_FAILED; |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1243 | } |
| 1244 | /* Validate status code and NFCID2 response from tag */ |
| 1245 | else if ((p_t3t_rsp[T3T_MSG_RSP_OFFSET_STATUS1] != |
| 1246 | T3T_MSG_RSP_STATUS_OK) /* verify response status code */ |
| 1247 | || (memcmp(p_cb->peer_nfcid2, &p_t3t_rsp[T3T_MSG_RSP_OFFSET_IDM], |
| 1248 | NCI_NFCID2_LEN) != 0)) /* verify response IDm */ |
| 1249 | { |
| 1250 | evt_data.status = NFC_STATUS_FAILED; |
Jack Yu | 71dd18c | 2019-01-08 21:20:15 +0800 | [diff] [blame] | 1251 | } else if (p_msg_rsp->len < |
| 1252 | (T3T_MSG_RSP_OFFSET_CHECK_DATA + T3T_MSG_BLOCKSIZE)) { |
| 1253 | evt_data.status = NFC_STATUS_FAILED; |
| 1254 | android_errorWriteLog(0x534e4554, "120428041"); |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1255 | } else { |
| 1256 | /* Get checksum from received ndef attribute msg */ |
| 1257 | p = &p_t3t_rsp[T3T_MSG_RSP_OFFSET_CHECK_DATA + T3T_MSG_NDEF_ATTR_INFO_SIZE]; |
| 1258 | BE_STREAM_TO_UINT16(checksum_rx, p); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1259 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1260 | /* Calculate checksum - move check for checsum to beginning */ |
| 1261 | checksum_calc = 0; |
| 1262 | p = &p_t3t_rsp[T3T_MSG_RSP_OFFSET_CHECK_DATA]; |
| 1263 | for (i = 0; i < T3T_MSG_NDEF_ATTR_INFO_SIZE; i++) { |
| 1264 | checksum_calc += p[i]; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1265 | } |
| 1266 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1267 | /* Validate checksum */ |
| 1268 | if (checksum_calc != checksum_rx) { |
| 1269 | p_cb->ndef_attrib.status = |
| 1270 | NFC_STATUS_FAILED; /* only ok or failed passed to the app. can be |
| 1271 | boolean*/ |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1272 | |
Ruchi Kandoi | 6767aec | 2017-09-26 09:46:26 -0700 | [diff] [blame] | 1273 | LOG(ERROR) << StringPrintf("RW_T3tDetectNDEF checksum failed"); |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1274 | } else { |
| 1275 | p_cb->ndef_attrib.status = NFC_STATUS_OK; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1276 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1277 | /* Validate version number */ |
| 1278 | STREAM_TO_UINT8(p_cb->ndef_attrib.version, p); |
| 1279 | |
| 1280 | if (T3T_GET_MAJOR_VERSION(T3T_MSG_NDEF_VERSION) < |
| 1281 | T3T_GET_MAJOR_VERSION(p_cb->ndef_attrib.version)) { |
| 1282 | /* Remote tag's MajorVer is newer than our's. Reject NDEF as per T3TOP |
| 1283 | * RQ_T3T_NDA_024 */ |
Ruchi Kandoi | 6767aec | 2017-09-26 09:46:26 -0700 | [diff] [blame] | 1284 | LOG(ERROR) << StringPrintf( |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1285 | "RW_T3tDetectNDEF: incompatible NDEF version. Local=0x%02x, " |
| 1286 | "Remote=0x%02x", |
| 1287 | T3T_MSG_NDEF_VERSION, p_cb->ndef_attrib.version); |
| 1288 | p_cb->ndef_attrib.status = NFC_STATUS_FAILED; |
| 1289 | evt_data.status = NFC_STATUS_BAD_RESP; |
| 1290 | } else { |
| 1291 | /* Remote tag's MajorVer is equal or older than our's. NDEF is |
| 1292 | * compatible with our version. */ |
| 1293 | |
| 1294 | /* Update NDEF info */ |
| 1295 | STREAM_TO_UINT8( |
| 1296 | p_cb->ndef_attrib.nbr, |
| 1297 | p); /* NBr: number of blocks that can be read using one Check |
| 1298 | command */ |
| 1299 | STREAM_TO_UINT8(p_cb->ndef_attrib.nbw, |
| 1300 | p); /* Nbw: number of blocks that can be written using |
| 1301 | one Update command */ |
| 1302 | BE_STREAM_TO_UINT16( |
| 1303 | p_cb->ndef_attrib.nmaxb, |
| 1304 | p); /* Nmaxb: maximum number of blocks available for NDEF data */ |
| 1305 | BE_STREAM_TO_UINT32(temp, p); |
| 1306 | STREAM_TO_UINT8(p_cb->ndef_attrib.writef, |
| 1307 | p); /* WriteFlag: 00h if writing data finished; 0Fh if |
| 1308 | writing data in progress */ |
| 1309 | STREAM_TO_UINT8( |
| 1310 | p_cb->ndef_attrib.rwflag, |
| 1311 | p); /* RWFlag: 00h NDEF is read-only; 01h if read/write available */ |
| 1312 | |
| 1313 | /* Get length (3-byte, big-endian) */ |
| 1314 | STREAM_TO_UINT8(temp, p); /* Ln: high-byte */ |
| 1315 | BE_STREAM_TO_UINT16(p_cb->ndef_attrib.ln, p); /* Ln: lo-word */ |
| 1316 | p_cb->ndef_attrib.ln += (temp << 16); |
| 1317 | |
Ruchi Kandoi | 6767aec | 2017-09-26 09:46:26 -0700 | [diff] [blame] | 1318 | DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf( |
| 1319 | "Detected NDEF Ver: 0x%02x", p_cb->ndef_attrib.version); |
| 1320 | DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf( |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1321 | "Detected NDEF Attributes: Nbr=%i, Nbw=%i, Nmaxb=%i, WriteF=%i, " |
| 1322 | "RWFlag=%i, Ln=%i", |
| 1323 | p_cb->ndef_attrib.nbr, p_cb->ndef_attrib.nbw, |
| 1324 | p_cb->ndef_attrib.nmaxb, p_cb->ndef_attrib.writef, |
| 1325 | p_cb->ndef_attrib.rwflag, p_cb->ndef_attrib.ln); |
| 1326 | |
| 1327 | /* Set data for RW_T3T_NDEF_DETECT_EVT */ |
| 1328 | evt_data.status = p_cb->ndef_attrib.status; |
| 1329 | evt_data.cur_size = p_cb->ndef_attrib.ln; |
| 1330 | evt_data.max_size = (uint32_t)p_cb->ndef_attrib.nmaxb * 16; |
| 1331 | evt_data.protocol = NFC_PROTOCOL_T3T; |
| 1332 | evt_data.flags = (RW_NDEF_FL_SUPPORTED | RW_NDEF_FL_FORMATED); |
| 1333 | if (p_cb->ndef_attrib.rwflag == T3T_MSG_NDEF_RWFLAG_RO) |
| 1334 | evt_data.flags |= RW_NDEF_FL_READ_ONLY; |
| 1335 | } |
| 1336 | } |
| 1337 | } |
| 1338 | |
Ruchi Kandoi | 6767aec | 2017-09-26 09:46:26 -0700 | [diff] [blame] | 1339 | DLOG_IF(INFO, nfc_debug_enabled) |
| 1340 | << StringPrintf("RW_T3tDetectNDEF response: %i", evt_data.status); |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1341 | |
| 1342 | p_cb->rw_state = RW_T3T_STATE_IDLE; |
| 1343 | rw_t3t_update_ndef_flag(&evt_data.flags); |
| 1344 | /* Notify app of NDEF detection result */ |
Myles Watson | 1361d52 | 2017-09-26 13:39:54 -0700 | [diff] [blame] | 1345 | tRW_DATA rw_data; |
| 1346 | rw_data.ndef = evt_data; |
| 1347 | (*(rw_cb.p_cback))(RW_T3T_NDEF_DETECT_EVT, &rw_data); |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1348 | |
| 1349 | GKI_freebuf(p_msg_rsp); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1350 | } |
| 1351 | |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1352 | /***************************************************************************** |
| 1353 | ** |
| 1354 | ** Function rw_t3t_act_handle_check_rsp |
| 1355 | ** |
| 1356 | ** Description Handle response to CHECK command |
| 1357 | ** |
| 1358 | ** Returns Nothing |
| 1359 | ** |
| 1360 | *****************************************************************************/ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1361 | void rw_t3t_act_handle_check_rsp(tRW_T3T_CB* p_cb, NFC_HDR* p_msg_rsp) { |
| 1362 | uint8_t* p_t3t_rsp = (uint8_t*)(p_msg_rsp + 1) + p_msg_rsp->offset; |
| 1363 | tRW_READ_DATA evt_data; |
| 1364 | tNFC_STATUS nfc_status = NFC_STATUS_OK; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1365 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1366 | /* Validate response from tag */ |
| 1367 | if ((p_t3t_rsp[T3T_MSG_RSP_OFFSET_STATUS1] != |
| 1368 | T3T_MSG_RSP_STATUS_OK) /* verify response status code */ |
| 1369 | || (memcmp(p_cb->peer_nfcid2, &p_t3t_rsp[T3T_MSG_RSP_OFFSET_IDM], |
| 1370 | NCI_NFCID2_LEN) != 0)) /* verify response IDm */ |
| 1371 | { |
| 1372 | nfc_status = NFC_STATUS_FAILED; |
| 1373 | GKI_freebuf(p_msg_rsp); |
| 1374 | } else if (p_t3t_rsp[T3T_MSG_RSP_OFFSET_RSPCODE] != T3T_MSG_OPC_CHECK_RSP) { |
Ruchi Kandoi | 6767aec | 2017-09-26 09:46:26 -0700 | [diff] [blame] | 1375 | LOG(ERROR) << StringPrintf( |
| 1376 | "Response error: expecting rsp_code %02X, but got %02X", |
| 1377 | T3T_MSG_OPC_CHECK_RSP, p_t3t_rsp[T3T_MSG_RSP_OFFSET_RSPCODE]); |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1378 | nfc_status = NFC_STATUS_FAILED; |
| 1379 | GKI_freebuf(p_msg_rsp); |
Ruchi Kandoi | 8beb9a9 | 2019-01-07 17:36:52 -0800 | [diff] [blame] | 1380 | } else if (p_msg_rsp->len >= T3T_MSG_RSP_OFFSET_CHECK_DATA) { |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1381 | /* Copy incoming data into buffer */ |
| 1382 | p_msg_rsp->offset += |
| 1383 | T3T_MSG_RSP_OFFSET_CHECK_DATA; /* Skip over t3t header */ |
| 1384 | p_msg_rsp->len -= T3T_MSG_RSP_OFFSET_CHECK_DATA; |
| 1385 | evt_data.status = NFC_STATUS_OK; |
| 1386 | evt_data.p_data = p_msg_rsp; |
Myles Watson | 1361d52 | 2017-09-26 13:39:54 -0700 | [diff] [blame] | 1387 | tRW_DATA rw_data; |
| 1388 | rw_data.data = evt_data; |
| 1389 | (*(rw_cb.p_cback))(RW_T3T_CHECK_EVT, &rw_data); |
Ruchi Kandoi | 8beb9a9 | 2019-01-07 17:36:52 -0800 | [diff] [blame] | 1390 | } else { |
| 1391 | android_errorWriteLog(0x534e4554, "120503926"); |
| 1392 | nfc_status = NFC_STATUS_FAILED; |
| 1393 | GKI_freebuf(p_msg_rsp); |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1394 | } |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1395 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1396 | p_cb->rw_state = RW_T3T_STATE_IDLE; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1397 | |
Myles Watson | 1361d52 | 2017-09-26 13:39:54 -0700 | [diff] [blame] | 1398 | tRW_DATA rw_data; |
| 1399 | rw_data.status = nfc_status; |
| 1400 | (*(rw_cb.p_cback))(RW_T3T_CHECK_CPLT_EVT, &rw_data); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1401 | } |
| 1402 | |
| 1403 | /***************************************************************************** |
| 1404 | ** |
| 1405 | ** Function rw_t3t_act_handle_update_rsp |
| 1406 | ** |
| 1407 | ** Description Handle response to UPDATE command |
| 1408 | ** |
| 1409 | ** Returns Nothing |
| 1410 | ** |
| 1411 | *****************************************************************************/ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1412 | void rw_t3t_act_handle_update_rsp(tRW_T3T_CB* p_cb, NFC_HDR* p_msg_rsp) { |
| 1413 | uint8_t* p_t3t_rsp = (uint8_t*)(p_msg_rsp + 1) + p_msg_rsp->offset; |
| 1414 | tRW_READ_DATA evt_data; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1415 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1416 | /* Validate response from tag */ |
| 1417 | if ((p_t3t_rsp[T3T_MSG_RSP_OFFSET_STATUS1] != |
| 1418 | T3T_MSG_RSP_STATUS_OK) /* verify response status code */ |
| 1419 | || (memcmp(p_cb->peer_nfcid2, &p_t3t_rsp[T3T_MSG_RSP_OFFSET_IDM], |
| 1420 | NCI_NFCID2_LEN) != 0)) /* verify response IDm */ |
| 1421 | { |
| 1422 | evt_data.status = NFC_STATUS_FAILED; |
| 1423 | } else if (p_t3t_rsp[T3T_MSG_RSP_OFFSET_RSPCODE] != T3T_MSG_OPC_UPDATE_RSP) { |
Ruchi Kandoi | 6767aec | 2017-09-26 09:46:26 -0700 | [diff] [blame] | 1424 | LOG(ERROR) << StringPrintf( |
| 1425 | "Response error: expecting rsp_code %02X, but got %02X", |
| 1426 | T3T_MSG_OPC_UPDATE_RSP, p_t3t_rsp[T3T_MSG_RSP_OFFSET_RSPCODE]); |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1427 | evt_data.status = NFC_STATUS_FAILED; |
| 1428 | } else { |
| 1429 | /* Copy incoming data into buffer */ |
| 1430 | evt_data.status = NFC_STATUS_OK; |
| 1431 | } |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1432 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1433 | p_cb->rw_state = RW_T3T_STATE_IDLE; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1434 | |
Myles Watson | 1361d52 | 2017-09-26 13:39:54 -0700 | [diff] [blame] | 1435 | tRW_DATA rw_data; |
| 1436 | rw_data.data = evt_data; |
| 1437 | (*(rw_cb.p_cback))(RW_T3T_UPDATE_CPLT_EVT, &rw_data); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1438 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1439 | GKI_freebuf(p_msg_rsp); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1440 | } |
| 1441 | |
| 1442 | /***************************************************************************** |
| 1443 | ** |
| 1444 | ** Function rw_t3t_act_handle_raw_senddata_rsp |
| 1445 | ** |
| 1446 | ** Description Handle response to NDEF detection |
| 1447 | ** |
| 1448 | ** Returns Nothing |
| 1449 | ** |
| 1450 | *****************************************************************************/ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1451 | void rw_t3t_act_handle_raw_senddata_rsp(tRW_T3T_CB* p_cb, |
| 1452 | tNFC_DATA_CEVT* p_data) { |
| 1453 | tRW_READ_DATA evt_data; |
| 1454 | NFC_HDR* p_pkt = p_data->p_data; |
Evan Chu | a24be4f | 2013-11-13 15:30:16 -0500 | [diff] [blame] | 1455 | |
Ruchi Kandoi | 6767aec | 2017-09-26 09:46:26 -0700 | [diff] [blame] | 1456 | DLOG_IF(INFO, nfc_debug_enabled) |
| 1457 | << StringPrintf("RW T3T Raw Frame: Len [0x%X] Status [%s]", p_pkt->len, |
| 1458 | NFC_GetStatusName(p_data->status).c_str()); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1459 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1460 | /* Copy incoming data into buffer */ |
| 1461 | evt_data.status = p_data->status; |
| 1462 | evt_data.p_data = p_pkt; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1463 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1464 | p_cb->rw_state = RW_T3T_STATE_IDLE; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1465 | |
Myles Watson | 1361d52 | 2017-09-26 13:39:54 -0700 | [diff] [blame] | 1466 | tRW_DATA rw_data; |
| 1467 | rw_data.data = evt_data; |
| 1468 | (*(rw_cb.p_cback))(RW_T3T_RAW_FRAME_EVT, &rw_data); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1469 | } |
| 1470 | |
| 1471 | /***************************************************************************** |
| 1472 | ** |
| 1473 | ** Function rw_t3t_act_handle_check_ndef_rsp |
| 1474 | ** |
| 1475 | ** Description Handle response to NDEF read segment |
| 1476 | ** |
| 1477 | ** Returns Nothing |
| 1478 | ** |
| 1479 | *****************************************************************************/ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1480 | void rw_t3t_act_handle_check_ndef_rsp(tRW_T3T_CB* p_cb, NFC_HDR* p_msg_rsp) { |
| 1481 | bool check_complete = true; |
| 1482 | tNFC_STATUS nfc_status = NFC_STATUS_OK; |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1483 | uint8_t* p_t3t_rsp = (uint8_t*)(p_msg_rsp + 1) + p_msg_rsp->offset; |
| 1484 | uint8_t rsp_num_bytes_rx; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1485 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1486 | /* Validate response from tag */ |
| 1487 | if ((p_t3t_rsp[T3T_MSG_RSP_OFFSET_STATUS1] != |
| 1488 | T3T_MSG_RSP_STATUS_OK) /* verify response status code */ |
| 1489 | || (memcmp(p_cb->peer_nfcid2, &p_t3t_rsp[T3T_MSG_RSP_OFFSET_IDM], |
| 1490 | NCI_NFCID2_LEN) != 0) /* verify response IDm */ |
| 1491 | || (p_t3t_rsp[T3T_MSG_RSP_OFFSET_NUMBLOCKS] != |
| 1492 | ((p_cb->ndef_rx_readlen + 15) >> 4))) /* verify length of response */ |
| 1493 | { |
Ruchi Kandoi | 6767aec | 2017-09-26 09:46:26 -0700 | [diff] [blame] | 1494 | LOG(ERROR) << StringPrintf( |
| 1495 | "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)); |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 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) { |
Ruchi Kandoi | 6767aec | 2017-09-26 09:46:26 -0700 | [diff] [blame] | 1501 | LOG(ERROR) << StringPrintf( |
| 1502 | "Response error: expecting rsp_code %02X, but got %02X", |
| 1503 | T3T_MSG_OPC_CHECK_RSP, p_t3t_rsp[T3T_MSG_RSP_OFFSET_RSPCODE]); |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1504 | nfc_status = NFC_STATUS_FAILED; |
| 1505 | GKI_freebuf(p_msg_rsp); |
George Chang | 4a115a7 | 2019-01-08 17:27:27 +0800 | [diff] [blame^] | 1506 | } else if (p_msg_rsp->len >= T3T_MSG_RSP_OFFSET_CHECK_DATA && |
| 1507 | p_t3t_rsp[T3T_MSG_RSP_OFFSET_NUMBLOCKS] > 0) { |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1508 | /* Notify app of NDEF segment received */ |
George Chang | 4a115a7 | 2019-01-08 17:27:27 +0800 | [diff] [blame^] | 1509 | /* Number of bytes received, according to header */ |
| 1510 | rsp_num_bytes_rx = p_t3t_rsp[T3T_MSG_RSP_OFFSET_NUMBLOCKS] * 16; |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1511 | p_cb->ndef_rx_offset += p_cb->ndef_rx_readlen; |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 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) { |
Ruchi Kandoi | 6767aec | 2017-09-26 09:46:26 -0700 | [diff] [blame] | 1520 | LOG(ERROR) << StringPrintf( |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 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; |
Myles Watson | 1361d52 | 2017-09-26 13:39:54 -0700 | [diff] [blame] | 1535 | tRW_DATA rw_data; |
| 1536 | rw_data.data.status = NFC_STATUS_OK; |
| 1537 | rw_data.data.p_data = p_msg_rsp; |
| 1538 | (*(rw_cb.p_cback))(RW_T3T_CHECK_EVT, &rw_data); |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1539 | |
| 1540 | /* Send CHECK cmd for next NDEF segment, if needed */ |
| 1541 | if (!(p_cb->flags & RW_T3T_FL_IS_FINAL_NDEF_SEGMENT)) { |
Ruchi Kandoi | 0c515ae | 2017-01-30 17:48:41 -0800 | [diff] [blame] | 1542 | nfc_status = rw_t3t_send_next_ndef_check_cmd(p_cb); |
| 1543 | if (nfc_status == NFC_STATUS_OK) { |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1544 | /* Still getting more segments. Don't send RW_T3T_CHECK_CPLT_EVT yet |
| 1545 | */ |
| 1546 | check_complete = false; |
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 | } |
George Chang | 4a115a7 | 2019-01-08 17:27:27 +0800 | [diff] [blame^] | 1550 | } else { |
| 1551 | android_errorWriteLog(0x534e4554, "120502559"); |
| 1552 | GKI_freebuf(p_msg_rsp); |
| 1553 | nfc_status = NFC_STATUS_FAILED; |
| 1554 | LOG(ERROR) << StringPrintf("Underflow in p_msg_rsp->len!"); |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1555 | } |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1556 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1557 | /* Notify app of RW_T3T_CHECK_CPLT_EVT if entire NDEF has been read, or if |
| 1558 | * failure */ |
| 1559 | if (check_complete) { |
| 1560 | p_cb->rw_state = RW_T3T_STATE_IDLE; |
Myles Watson | 1361d52 | 2017-09-26 13:39:54 -0700 | [diff] [blame] | 1561 | tRW_DATA evt_data; |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1562 | evt_data.status = nfc_status; |
Myles Watson | 1361d52 | 2017-09-26 13:39:54 -0700 | [diff] [blame] | 1563 | (*(rw_cb.p_cback))(RW_T3T_CHECK_CPLT_EVT, &evt_data); |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1564 | } |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1565 | } |
| 1566 | |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1567 | /***************************************************************************** |
| 1568 | ** |
| 1569 | ** Function rw_t3t_act_handle_update_ndef_rsp |
| 1570 | ** |
| 1571 | ** Description Handle response to NDEF write segment |
| 1572 | ** |
| 1573 | ** Returns Nothing |
| 1574 | ** |
| 1575 | *****************************************************************************/ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1576 | void rw_t3t_act_handle_update_ndef_rsp(tRW_T3T_CB* p_cb, NFC_HDR* p_msg_rsp) { |
| 1577 | bool update_complete = true; |
| 1578 | tNFC_STATUS nfc_status = NFC_STATUS_OK; |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1579 | 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] | 1580 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1581 | /* Check nfcid2 and status of response */ |
| 1582 | if ((p_t3t_rsp[T3T_MSG_RSP_OFFSET_STATUS1] != |
| 1583 | T3T_MSG_RSP_STATUS_OK) /* verify response status code */ |
| 1584 | || (memcmp(p_cb->peer_nfcid2, &p_t3t_rsp[T3T_MSG_RSP_OFFSET_IDM], |
| 1585 | NCI_NFCID2_LEN) != 0)) /* verify response IDm */ |
| 1586 | { |
| 1587 | nfc_status = NFC_STATUS_FAILED; |
| 1588 | } |
| 1589 | /* Validate response opcode */ |
| 1590 | else if (p_t3t_rsp[T3T_MSG_RSP_OFFSET_RSPCODE] != T3T_MSG_OPC_UPDATE_RSP) { |
Ruchi Kandoi | 6767aec | 2017-09-26 09:46:26 -0700 | [diff] [blame] | 1591 | LOG(ERROR) << StringPrintf( |
| 1592 | "Response error: expecting rsp_code %02X, but got %02X", |
| 1593 | T3T_MSG_OPC_UPDATE_RSP, p_t3t_rsp[T3T_MSG_RSP_OFFSET_RSPCODE]); |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1594 | nfc_status = NFC_STATUS_FAILED; |
| 1595 | } |
| 1596 | /* If this is response to final UPDATE, then update NDEF local size */ |
| 1597 | else if (p_cb->flags & RW_T3T_FL_IS_FINAL_NDEF_SEGMENT) { |
| 1598 | /* If successful, update current NDEF size */ |
| 1599 | p_cb->ndef_attrib.ln = p_cb->ndef_msg_len; |
| 1600 | } |
| 1601 | /* If any more NDEF bytes to update, then send next UPDATE command */ |
| 1602 | else if (p_cb->ndef_msg_bytes_sent < p_cb->ndef_msg_len) { |
| 1603 | /* Send UPDATE command for next segment of NDEF */ |
Ruchi Kandoi | 0c515ae | 2017-01-30 17:48:41 -0800 | [diff] [blame] | 1604 | nfc_status = rw_t3t_send_next_ndef_update_cmd(p_cb); |
| 1605 | if (nfc_status == NFC_STATUS_OK) { |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1606 | /* Wait for update response */ |
| 1607 | update_complete = false; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1608 | } |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1609 | } |
| 1610 | /* Otherwise, no more NDEF bytes. Send final UPDATE for Attribute Information |
| 1611 | block */ |
| 1612 | else { |
| 1613 | p_cb->flags |= RW_T3T_FL_IS_FINAL_NDEF_SEGMENT; |
Ruchi Kandoi | 0c515ae | 2017-01-30 17:48:41 -0800 | [diff] [blame] | 1614 | nfc_status = rw_t3t_send_update_ndef_attribute_cmd(p_cb, false); |
| 1615 | if (nfc_status == NFC_STATUS_OK) { |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1616 | /* Wait for update response */ |
| 1617 | update_complete = false; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1618 | } |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 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 | /* If update is completed, then notify app */ |
| 1622 | if (update_complete) { |
| 1623 | p_cb->rw_state = RW_T3T_STATE_IDLE; |
Myles Watson | 1361d52 | 2017-09-26 13:39:54 -0700 | [diff] [blame] | 1624 | tRW_DATA evt_data; |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1625 | evt_data.status = nfc_status; |
Myles Watson | 1361d52 | 2017-09-26 13:39:54 -0700 | [diff] [blame] | 1626 | (*(rw_cb.p_cback))(RW_T3T_UPDATE_CPLT_EVT, &evt_data); |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1627 | } |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1628 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1629 | GKI_freebuf(p_msg_rsp); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1630 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1631 | return; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1632 | } |
| 1633 | |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1634 | /***************************************************************************** |
| 1635 | ** |
| 1636 | ** Function rw_t3t_handle_get_sc_poll_rsp |
| 1637 | ** |
| 1638 | ** Description Handle POLL response for getting system codes |
| 1639 | ** |
| 1640 | ** Returns Nothing |
| 1641 | ** |
| 1642 | *****************************************************************************/ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1643 | static void rw_t3t_handle_get_sc_poll_rsp(tRW_T3T_CB* p_cb, uint8_t nci_status, |
| 1644 | uint8_t num_responses, |
| 1645 | uint8_t sensf_res_buf_size, |
| 1646 | uint8_t* p_sensf_res_buf) { |
| 1647 | uint8_t* p; |
| 1648 | uint16_t sc; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1649 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1650 | /* Get the system code from the response */ |
| 1651 | if ((nci_status == NCI_STATUS_OK) && (num_responses > 0) && |
| 1652 | (sensf_res_buf_size >= |
| 1653 | (RW_T3T_SENSF_RES_RD_OFFSET + RW_T3T_SENSF_RES_RD_LEN))) { |
| 1654 | p = &p_sensf_res_buf[RW_T3T_SENSF_RES_RD_OFFSET]; |
| 1655 | BE_STREAM_TO_UINT16(sc, p); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1656 | |
Ruchi Kandoi | 6767aec | 2017-09-26 09:46:26 -0700 | [diff] [blame] | 1657 | DLOG_IF(INFO, nfc_debug_enabled) |
| 1658 | << StringPrintf("FeliCa detected (RD, system code %04X)", sc); |
George Chang | 7729db6 | 2019-01-08 15:20:51 +0800 | [diff] [blame] | 1659 | if (p_cb->num_system_codes < T3T_MAX_SYSTEM_CODES) { |
| 1660 | p_cb->system_codes[p_cb->num_system_codes++] = sc; |
| 1661 | } else { |
| 1662 | LOG(ERROR) << StringPrintf("Exceed T3T_MAX_SYSTEM_CODES!"); |
| 1663 | android_errorWriteLog(0x534e4554, "120499324"); |
| 1664 | } |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1665 | } |
Yoshinobu Ito | 721b3ab | 2016-08-02 14:41:33 +0900 | [diff] [blame] | 1666 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1667 | rw_t3t_handle_get_system_codes_cplt(); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1668 | } |
| 1669 | |
| 1670 | /***************************************************************************** |
| 1671 | ** |
| 1672 | ** Function rw_t3t_handle_ndef_detect_poll_rsp |
| 1673 | ** |
| 1674 | ** Description Handle POLL response for getting system codes |
| 1675 | ** |
| 1676 | ** Returns Nothing |
| 1677 | ** |
| 1678 | *****************************************************************************/ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1679 | static void rw_t3t_handle_ndef_detect_poll_rsp(tRW_T3T_CB* p_cb, |
| 1680 | uint8_t nci_status, |
Ruchi Kandoi | 9ba6d24 | 2017-10-13 16:07:01 -0700 | [diff] [blame] | 1681 | uint8_t num_responses) { |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1682 | NFC_HDR* p_cmd_buf; |
| 1683 | uint8_t *p, *p_cmd_start; |
| 1684 | tRW_DATA evt_data; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1685 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1686 | /* Validate response for NDEF poll */ |
| 1687 | if ((nci_status == NCI_STATUS_OK) && (num_responses > 0)) { |
| 1688 | /* Tag responded for NDEF poll */ |
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 | /* Read NDEF attribute block */ |
Ruchi Kandoi | 0c515ae | 2017-01-30 17:48:41 -0800 | [diff] [blame] | 1691 | p_cmd_buf = rw_t3t_get_cmd_buf(); |
| 1692 | if (p_cmd_buf != NULL) { |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1693 | /* Construct T3T message */ |
| 1694 | 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] | 1695 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1696 | /* Add CHECK opcode to message */ |
| 1697 | UINT8_TO_STREAM(p, T3T_MSG_OPC_CHECK_CMD); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1698 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1699 | /* Add IDm to message */ |
| 1700 | 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] | 1701 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1702 | /* Add Service code list */ |
| 1703 | UINT8_TO_STREAM(p, 1); /* Number of services (only 1 service: NDEF) */ |
| 1704 | UINT16_TO_STREAM( |
| 1705 | 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] | 1706 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1707 | /* Number of blocks */ |
| 1708 | UINT8_TO_STREAM( |
| 1709 | p, |
| 1710 | 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] | 1711 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1712 | /* Block List element: the NDEF attribute information block (block 0) */ |
| 1713 | UINT8_TO_STREAM(p, T3T_MSG_MASK_TWO_BYTE_BLOCK_DESC_FORMAT); |
| 1714 | UINT8_TO_STREAM(p, 0); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1715 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1716 | /* Calculate length of message */ |
| 1717 | 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] | 1718 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1719 | /* Send the T3T message */ |
Ruchi Kandoi | 0c515ae | 2017-01-30 17:48:41 -0800 | [diff] [blame] | 1720 | evt_data.status = rw_t3t_send_cmd(p_cb, RW_T3T_CMD_DETECT_NDEF, p_cmd_buf, |
| 1721 | rw_t3t_check_timeout(1)); |
| 1722 | if (evt_data.status == NFC_STATUS_OK) { |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1723 | /* CHECK command sent. Wait for response */ |
| 1724 | return; |
| 1725 | } |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1726 | } |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1727 | nci_status = NFC_STATUS_FAILED; |
| 1728 | } |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1729 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1730 | /* NDEF detection failed */ |
| 1731 | p_cb->rw_state = RW_T3T_STATE_IDLE; |
| 1732 | evt_data.ndef.status = nci_status; |
| 1733 | evt_data.ndef.flags = RW_NDEF_FL_UNKNOWN; |
| 1734 | rw_t3t_update_ndef_flag(&evt_data.ndef.flags); |
| 1735 | (*(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] | 1736 | } |
| 1737 | |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1738 | /***************************************************************************** |
| 1739 | ** |
| 1740 | ** Function rw_t3t_update_block |
| 1741 | ** |
Martijn Coenen | 5c65c3a | 2013-03-27 13:23:36 -0700 | [diff] [blame] | 1742 | ** Description Send UPDATE command for single block |
| 1743 | ** (for formatting/configuring read only) |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1744 | ** |
| 1745 | ** Returns tNFC_STATUS |
| 1746 | ** |
| 1747 | *****************************************************************************/ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1748 | tNFC_STATUS rw_t3t_update_block(tRW_T3T_CB* p_cb, uint8_t block_id, |
| 1749 | uint8_t* p_block_data) { |
| 1750 | uint8_t *p_dst, *p_cmd_start; |
| 1751 | NFC_HDR* p_cmd_buf; |
| 1752 | tNFC_STATUS status; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1753 | |
Ruchi Kandoi | 0c515ae | 2017-01-30 17:48:41 -0800 | [diff] [blame] | 1754 | p_cmd_buf = rw_t3t_get_cmd_buf(); |
| 1755 | if (p_cmd_buf != NULL) { |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1756 | 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] | 1757 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1758 | /* Add UPDATE opcode to message */ |
| 1759 | 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] | 1760 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1761 | /* Add IDm to message */ |
| 1762 | 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] | 1763 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1764 | /* Add Service code list */ |
| 1765 | UINT8_TO_STREAM(p_dst, 1); /* Number of services (only 1 service: NDEF) */ |
| 1766 | UINT16_TO_STREAM( |
| 1767 | 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] | 1768 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1769 | /* Number of blocks */ |
| 1770 | UINT8_TO_STREAM(p_dst, 1); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1771 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1772 | /* Add Block list element for MC */ |
| 1773 | UINT8_TO_STREAM(p_dst, T3T_MSG_MASK_TWO_BYTE_BLOCK_DESC_FORMAT); |
| 1774 | UINT8_TO_STREAM(p_dst, block_id); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1775 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1776 | /* Copy MC data to UPDATE message */ |
| 1777 | 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] | 1778 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1779 | /* Calculate length of message */ |
| 1780 | 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] | 1781 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1782 | /* Send the T3T message */ |
| 1783 | status = rw_t3t_send_cmd(p_cb, p_cb->cur_cmd, p_cmd_buf, |
| 1784 | rw_t3t_update_timeout(1)); |
| 1785 | } else { |
| 1786 | /* Unable to send UPDATE command */ |
| 1787 | status = NFC_STATUS_NO_BUFFERS; |
| 1788 | } |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1789 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1790 | return (status); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1791 | } |
| 1792 | |
| 1793 | /***************************************************************************** |
| 1794 | ** |
| 1795 | ** Function rw_t3t_handle_fmt_poll_rsp |
| 1796 | ** |
| 1797 | ** Description Handle POLL response for formatting felica-lite |
| 1798 | ** |
| 1799 | ** Returns Nothing |
| 1800 | ** |
| 1801 | *****************************************************************************/ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1802 | static void rw_t3t_handle_fmt_poll_rsp(tRW_T3T_CB* p_cb, uint8_t nci_status, |
Ruchi Kandoi | 9ba6d24 | 2017-10-13 16:07:01 -0700 | [diff] [blame] | 1803 | uint8_t num_responses) { |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1804 | tRW_DATA evt_data; |
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 | evt_data.status = NFC_STATUS_OK; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1807 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1808 | /* Validate response for poll response */ |
| 1809 | if ((nci_status == NCI_STATUS_OK) && (num_responses > 0)) { |
| 1810 | /* Tag responded for Felica-Lite poll */ |
| 1811 | /* Get MemoryControl block */ |
Ruchi Kandoi | 6767aec | 2017-09-26 09:46:26 -0700 | [diff] [blame] | 1812 | DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf( |
| 1813 | "Felica-Lite tag detected...getting Memory Control block."); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1814 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1815 | 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] | 1816 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1817 | /* Send command to check Memory Configuration block */ |
| 1818 | evt_data.status = rw_t3t_check_mc_block(p_cb); |
| 1819 | } else { |
Ruchi Kandoi | 6767aec | 2017-09-26 09:46:26 -0700 | [diff] [blame] | 1820 | LOG(ERROR) << StringPrintf("Felica-Lite tag not detected"); |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1821 | evt_data.status = NFC_STATUS_FAILED; |
| 1822 | } |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1823 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1824 | /* If error, notify upper layer */ |
| 1825 | if (evt_data.status != NFC_STATUS_OK) { |
| 1826 | rw_t3t_format_cplt(evt_data.status); |
| 1827 | } |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1828 | } |
| 1829 | |
| 1830 | /***************************************************************************** |
| 1831 | ** |
| 1832 | ** Function rw_t3t_act_handle_fmt_rsp |
| 1833 | ** |
| 1834 | ** Description Handle response for formatting codes |
| 1835 | ** |
| 1836 | ** Returns Nothing |
| 1837 | ** |
| 1838 | *****************************************************************************/ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1839 | void rw_t3t_act_handle_fmt_rsp(tRW_T3T_CB* p_cb, NFC_HDR* p_msg_rsp) { |
| 1840 | uint8_t* p_t3t_rsp = (uint8_t*)(p_msg_rsp + 1) + p_msg_rsp->offset; |
| 1841 | uint8_t* p_mc; |
| 1842 | tRW_DATA evt_data; |
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 | evt_data.status = NFC_STATUS_OK; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1845 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1846 | /* Check tags's response for reading MemoryControl block */ |
| 1847 | if (p_cb->rw_substate == RW_T3T_FMT_SST_CHECK_MC_BLK) { |
| 1848 | /* Validate response opcode */ |
| 1849 | if (p_t3t_rsp[T3T_MSG_RSP_OFFSET_RSPCODE] != T3T_MSG_OPC_CHECK_RSP) { |
Ruchi Kandoi | 6767aec | 2017-09-26 09:46:26 -0700 | [diff] [blame] | 1850 | LOG(ERROR) << StringPrintf( |
| 1851 | "Response error: expecting rsp_code %02X, but got %02X", |
| 1852 | T3T_MSG_OPC_CHECK_RSP, p_t3t_rsp[T3T_MSG_RSP_OFFSET_RSPCODE]); |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1853 | evt_data.status = NFC_STATUS_FAILED; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1854 | } |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1855 | /* Validate status code and NFCID2 response from tag */ |
| 1856 | else if ((p_t3t_rsp[T3T_MSG_RSP_OFFSET_STATUS1] != |
| 1857 | T3T_MSG_RSP_STATUS_OK) /* verify response status code */ |
| 1858 | || (memcmp(p_cb->peer_nfcid2, &p_t3t_rsp[T3T_MSG_RSP_OFFSET_IDM], |
| 1859 | NCI_NFCID2_LEN) != 0)) /* verify response IDm */ |
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 | evt_data.status = NFC_STATUS_FAILED; |
Ruchi Kandoi | 3259277 | 2019-01-07 17:36:52 -0800 | [diff] [blame] | 1862 | } else if (p_msg_rsp->len < |
| 1863 | (T3T_MSG_RSP_OFFSET_CHECK_DATA + T3T_MSG_BLOCKSIZE)) { |
| 1864 | evt_data.status = NFC_STATUS_FAILED; |
| 1865 | android_errorWriteLog(0x534e4554, "120506143"); |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1866 | } else { |
| 1867 | /* Check if memory configuration (MC) block to see if SYS_OP=1 (NDEF |
| 1868 | * enabled) */ |
| 1869 | p_mc = &p_t3t_rsp[T3T_MSG_RSP_OFFSET_CHECK_DATA]; /* Point to MC data of |
| 1870 | CHECK response */ |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1871 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1872 | if (p_mc[T3T_MSG_FELICALITE_MC_OFFSET_SYS_OP] != 0x01) { |
| 1873 | /* Tag is not currently enabled for NDEF. Indicate that we need to |
| 1874 | * update the MC block */ |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1875 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1876 | /* Set SYS_OP field to 0x01 (enable NDEF) */ |
| 1877 | 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] | 1878 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1879 | /* Set RF_PRM field to 0x07 (procedure of issuance) */ |
| 1880 | 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] | 1881 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1882 | /* Construct and send UPDATE message to write MC block */ |
| 1883 | p_cb->rw_substate = RW_T3T_FMT_SST_UPDATE_MC_BLK; |
| 1884 | evt_data.status = |
| 1885 | rw_t3t_update_block(p_cb, T3T_MSG_FELICALITE_BLOCK_ID_MC, p_mc); |
| 1886 | } else { |
| 1887 | /* SYS_OP=1: ndef already enabled. Just need to update attribute |
| 1888 | * information block */ |
| 1889 | p_cb->rw_substate = RW_T3T_FMT_SST_UPDATE_NDEF_ATTRIB; |
| 1890 | evt_data.status = |
| 1891 | rw_t3t_update_block(p_cb, 0, (uint8_t*)rw_t3t_default_attrib_info); |
| 1892 | } |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1893 | } |
| 1894 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1895 | /* If error, notify upper layer */ |
| 1896 | if (evt_data.status != NFC_STATUS_OK) { |
| 1897 | rw_t3t_format_cplt(evt_data.status); |
| 1898 | } |
| 1899 | } else if (p_cb->rw_substate == RW_T3T_FMT_SST_UPDATE_MC_BLK) { |
| 1900 | /* Validate response opcode */ |
| 1901 | if ((p_t3t_rsp[T3T_MSG_RSP_OFFSET_RSPCODE] != T3T_MSG_OPC_UPDATE_RSP) || |
| 1902 | (p_t3t_rsp[T3T_MSG_RSP_OFFSET_STATUS1] != T3T_MSG_RSP_STATUS_OK)) |
| 1903 | |
| 1904 | { |
Ruchi Kandoi | 6767aec | 2017-09-26 09:46:26 -0700 | [diff] [blame] | 1905 | LOG(ERROR) << StringPrintf("Response error: rsp_code=%02X, status=%02X", |
| 1906 | p_t3t_rsp[T3T_MSG_RSP_OFFSET_RSPCODE], |
| 1907 | p_t3t_rsp[T3T_MSG_RSP_OFFSET_STATUS1]); |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1908 | evt_data.status = NFC_STATUS_FAILED; |
| 1909 | } else { |
| 1910 | /* SYS_OP=1: ndef already enabled. Just need to update attribute |
| 1911 | * information block */ |
| 1912 | p_cb->rw_substate = RW_T3T_FMT_SST_UPDATE_NDEF_ATTRIB; |
| 1913 | evt_data.status = |
| 1914 | rw_t3t_update_block(p_cb, 0, (uint8_t*)rw_t3t_default_attrib_info); |
| 1915 | } |
| 1916 | |
| 1917 | /* If error, notify upper layer */ |
| 1918 | if (evt_data.status != NFC_STATUS_OK) { |
| 1919 | rw_t3t_format_cplt(evt_data.status); |
| 1920 | } |
| 1921 | } else if (p_cb->rw_substate == RW_T3T_FMT_SST_UPDATE_NDEF_ATTRIB) { |
| 1922 | /* Validate response opcode */ |
| 1923 | if ((p_t3t_rsp[T3T_MSG_RSP_OFFSET_RSPCODE] != T3T_MSG_OPC_UPDATE_RSP) || |
| 1924 | (p_t3t_rsp[T3T_MSG_RSP_OFFSET_STATUS1] != T3T_MSG_RSP_STATUS_OK)) |
| 1925 | |
| 1926 | { |
Ruchi Kandoi | 6767aec | 2017-09-26 09:46:26 -0700 | [diff] [blame] | 1927 | LOG(ERROR) << StringPrintf("Response error: rsp_code=%02X, status=%02X", |
| 1928 | p_t3t_rsp[T3T_MSG_RSP_OFFSET_RSPCODE], |
| 1929 | p_t3t_rsp[T3T_MSG_RSP_OFFSET_STATUS1]); |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1930 | evt_data.status = NFC_STATUS_FAILED; |
| 1931 | } |
| 1932 | |
| 1933 | rw_t3t_format_cplt(evt_data.status); |
| 1934 | } |
| 1935 | |
| 1936 | GKI_freebuf(p_msg_rsp); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 1937 | } |
| 1938 | |
Martijn Coenen | 5c65c3a | 2013-03-27 13:23:36 -0700 | [diff] [blame] | 1939 | /***************************************************************************** |
| 1940 | ** |
| 1941 | ** Function rw_t3t_handle_sro_poll_rsp |
| 1942 | ** |
| 1943 | ** Description Handle POLL response for configuring felica-lite read only |
| 1944 | ** |
| 1945 | ** Returns Nothing |
| 1946 | ** |
| 1947 | *****************************************************************************/ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1948 | static void rw_t3t_handle_sro_poll_rsp(tRW_T3T_CB* p_cb, uint8_t nci_status, |
Ruchi Kandoi | 9ba6d24 | 2017-10-13 16:07:01 -0700 | [diff] [blame] | 1949 | uint8_t num_responses) { |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1950 | tRW_DATA evt_data; |
| 1951 | uint8_t rw_t3t_ndef_attrib_info[T3T_MSG_BLOCKSIZE]; |
| 1952 | uint8_t* p; |
| 1953 | uint8_t tempU8; |
| 1954 | uint16_t checksum, i; |
| 1955 | uint32_t tempU32 = 0; |
Martijn Coenen | 5c65c3a | 2013-03-27 13:23:36 -0700 | [diff] [blame] | 1956 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1957 | evt_data.status = NFC_STATUS_OK; |
Martijn Coenen | 5c65c3a | 2013-03-27 13:23:36 -0700 | [diff] [blame] | 1958 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1959 | /* Validate response for poll response */ |
| 1960 | if ((nci_status == NCI_STATUS_OK) && (num_responses > 0)) { |
| 1961 | /* Tag responded for Felica-Lite poll */ |
| 1962 | if (p_cb->ndef_attrib.rwflag != T3T_MSG_NDEF_RWFLAG_RO) { |
| 1963 | /* First update attribute information block */ |
Ruchi Kandoi | 6767aec | 2017-09-26 09:46:26 -0700 | [diff] [blame] | 1964 | DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf( |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1965 | "Felica-Lite tag detected...update NDef attribution block."); |
Martijn Coenen | 5c65c3a | 2013-03-27 13:23:36 -0700 | [diff] [blame] | 1966 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1967 | p_cb->rw_substate = RW_T3T_SRO_SST_UPDATE_NDEF_ATTRIB; |
Martijn Coenen | 5c65c3a | 2013-03-27 13:23:36 -0700 | [diff] [blame] | 1968 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1969 | p = rw_t3t_ndef_attrib_info; |
Martijn Coenen | 5c65c3a | 2013-03-27 13:23:36 -0700 | [diff] [blame] | 1970 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1971 | UINT8_TO_STREAM(p, p_cb->ndef_attrib.version); |
Martijn Coenen | 5c65c3a | 2013-03-27 13:23:36 -0700 | [diff] [blame] | 1972 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1973 | /* Update NDEF info */ |
| 1974 | UINT8_TO_STREAM( |
| 1975 | p, p_cb->ndef_attrib.nbr); /* NBr: number of blocks that can be read |
| 1976 | using one Check command */ |
| 1977 | UINT8_TO_STREAM(p, p_cb->ndef_attrib.nbw); /* Nbw: number of blocks that |
| 1978 | can be written using one |
| 1979 | Update command */ |
| 1980 | UINT16_TO_BE_STREAM( |
| 1981 | p, p_cb->ndef_attrib.nmaxb); /* Nmaxb: maximum number of blocks |
| 1982 | available for NDEF data */ |
| 1983 | UINT32_TO_BE_STREAM(p, tempU32); |
| 1984 | UINT8_TO_STREAM(p, |
| 1985 | p_cb->ndef_attrib.writef); /* WriteFlag: 00h if writing |
| 1986 | data finished; 0Fh if |
| 1987 | writing data in progress */ |
| 1988 | UINT8_TO_STREAM(p, 0x00); /* RWFlag: 00h NDEF is read-only */ |
Martijn Coenen | 5c65c3a | 2013-03-27 13:23:36 -0700 | [diff] [blame] | 1989 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1990 | tempU8 = (uint8_t)(p_cb->ndef_attrib.ln >> 16); |
| 1991 | /* Get length (3-byte, big-endian) */ |
| 1992 | UINT8_TO_STREAM(p, tempU8); /* Ln: high-byte */ |
| 1993 | 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] | 1994 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 1995 | /* Calculate and append Checksum */ |
| 1996 | checksum = 0; |
| 1997 | for (i = 0; i < T3T_MSG_NDEF_ATTR_INFO_SIZE; i++) { |
| 1998 | checksum += rw_t3t_ndef_attrib_info[i]; |
| 1999 | } |
| 2000 | UINT16_TO_BE_STREAM(p, checksum); |
Martijn Coenen | 5c65c3a | 2013-03-27 13:23:36 -0700 | [diff] [blame] | 2001 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2002 | evt_data.status = |
| 2003 | rw_t3t_update_block(p_cb, 0, (uint8_t*)rw_t3t_ndef_attrib_info); |
| 2004 | } else if (p_cb->cur_cmd == RW_T3T_CMD_SET_READ_ONLY_HARD) { |
| 2005 | /* NDEF is already read only, Read and update MemoryControl block */ |
Ruchi Kandoi | 6767aec | 2017-09-26 09:46:26 -0700 | [diff] [blame] | 2006 | DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf( |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2007 | "Felica-Lite tag detected...getting Memory Control block."); |
| 2008 | p_cb->rw_substate = RW_T3T_SRO_SST_CHECK_MC_BLK; |
Martijn Coenen | 5c65c3a | 2013-03-27 13:23:36 -0700 | [diff] [blame] | 2009 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2010 | /* Send command to check Memory Configuration block */ |
| 2011 | evt_data.status = rw_t3t_check_mc_block(p_cb); |
Martijn Coenen | 5c65c3a | 2013-03-27 13:23:36 -0700 | [diff] [blame] | 2012 | } |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2013 | } else { |
Ruchi Kandoi | 6767aec | 2017-09-26 09:46:26 -0700 | [diff] [blame] | 2014 | LOG(ERROR) << StringPrintf("Felica-Lite tag not detected"); |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2015 | evt_data.status = NFC_STATUS_FAILED; |
| 2016 | } |
Martijn Coenen | 5c65c3a | 2013-03-27 13:23:36 -0700 | [diff] [blame] | 2017 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2018 | /* If error, notify upper layer */ |
| 2019 | if (evt_data.status != NFC_STATUS_OK) { |
| 2020 | rw_t3t_set_readonly_cplt(evt_data.status); |
| 2021 | } |
Martijn Coenen | 5c65c3a | 2013-03-27 13:23:36 -0700 | [diff] [blame] | 2022 | } |
| 2023 | |
| 2024 | /***************************************************************************** |
| 2025 | ** |
| 2026 | ** Function rw_t3t_act_handle_sro_rsp |
| 2027 | ** |
| 2028 | ** Description Handle response for setting read only codes |
| 2029 | ** |
| 2030 | ** Returns Nothing |
| 2031 | ** |
| 2032 | *****************************************************************************/ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2033 | void rw_t3t_act_handle_sro_rsp(tRW_T3T_CB* p_cb, NFC_HDR* p_msg_rsp) { |
| 2034 | uint8_t* p_t3t_rsp = (uint8_t*)(p_msg_rsp + 1) + p_msg_rsp->offset; |
| 2035 | uint8_t* p_mc; |
| 2036 | tRW_DATA evt_data; |
Martijn Coenen | 5c65c3a | 2013-03-27 13:23:36 -0700 | [diff] [blame] | 2037 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2038 | evt_data.status = NFC_STATUS_OK; |
Martijn Coenen | 5c65c3a | 2013-03-27 13:23:36 -0700 | [diff] [blame] | 2039 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2040 | if (p_cb->rw_substate == RW_T3T_SRO_SST_UPDATE_NDEF_ATTRIB) { |
| 2041 | /* Validate response opcode */ |
| 2042 | if ((p_t3t_rsp[T3T_MSG_RSP_OFFSET_RSPCODE] != T3T_MSG_OPC_UPDATE_RSP) || |
| 2043 | (p_t3t_rsp[T3T_MSG_RSP_OFFSET_STATUS1] != T3T_MSG_RSP_STATUS_OK)) |
| 2044 | |
Martijn Coenen | 5c65c3a | 2013-03-27 13:23:36 -0700 | [diff] [blame] | 2045 | { |
Ruchi Kandoi | 6767aec | 2017-09-26 09:46:26 -0700 | [diff] [blame] | 2046 | LOG(ERROR) << StringPrintf("Response error: rsp_code=%02X, status=%02X", |
| 2047 | p_t3t_rsp[T3T_MSG_RSP_OFFSET_RSPCODE], |
| 2048 | p_t3t_rsp[T3T_MSG_RSP_OFFSET_STATUS1]); |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2049 | evt_data.status = NFC_STATUS_FAILED; |
| 2050 | } else { |
| 2051 | p_cb->ndef_attrib.rwflag = T3T_MSG_NDEF_RWFLAG_RO; |
| 2052 | if (p_cb->cur_cmd == RW_T3T_CMD_SET_READ_ONLY_HARD) { |
| 2053 | p_cb->rw_substate = RW_T3T_SRO_SST_CHECK_MC_BLK; |
Martijn Coenen | 5c65c3a | 2013-03-27 13:23:36 -0700 | [diff] [blame] | 2054 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2055 | /* Send command to check Memory Configuration block */ |
| 2056 | evt_data.status = rw_t3t_check_mc_block(p_cb); |
| 2057 | } else { |
| 2058 | rw_t3t_set_readonly_cplt(evt_data.status); |
| 2059 | } |
Martijn Coenen | 5c65c3a | 2013-03-27 13:23:36 -0700 | [diff] [blame] | 2060 | } |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2061 | } else if (p_cb->rw_substate == RW_T3T_SRO_SST_CHECK_MC_BLK) { |
| 2062 | /* Check tags's response for reading MemoryControl block, Validate response |
| 2063 | * opcode */ |
| 2064 | if (p_t3t_rsp[T3T_MSG_RSP_OFFSET_RSPCODE] != T3T_MSG_OPC_CHECK_RSP) { |
Ruchi Kandoi | 6767aec | 2017-09-26 09:46:26 -0700 | [diff] [blame] | 2065 | LOG(ERROR) << StringPrintf( |
| 2066 | "Response error: expecting rsp_code %02X, but got %02X", |
| 2067 | T3T_MSG_OPC_CHECK_RSP, p_t3t_rsp[T3T_MSG_RSP_OFFSET_RSPCODE]); |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2068 | evt_data.status = NFC_STATUS_FAILED; |
| 2069 | } |
| 2070 | /* Validate status code and NFCID2 response from tag */ |
| 2071 | else if ((p_t3t_rsp[T3T_MSG_RSP_OFFSET_STATUS1] != |
| 2072 | T3T_MSG_RSP_STATUS_OK) /* verify response status code */ |
| 2073 | || (memcmp(p_cb->peer_nfcid2, &p_t3t_rsp[T3T_MSG_RSP_OFFSET_IDM], |
| 2074 | NCI_NFCID2_LEN) != 0)) /* verify response IDm */ |
Martijn Coenen | 5c65c3a | 2013-03-27 13:23:36 -0700 | [diff] [blame] | 2075 | { |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2076 | evt_data.status = NFC_STATUS_FAILED; |
Ruchi Kandoi | 3259277 | 2019-01-07 17:36:52 -0800 | [diff] [blame] | 2077 | } else if (p_msg_rsp->len < |
| 2078 | (T3T_MSG_RSP_OFFSET_CHECK_DATA + T3T_MSG_BLOCKSIZE)) { |
| 2079 | evt_data.status = NFC_STATUS_FAILED; |
| 2080 | android_errorWriteLog(0x534e4554, "120506143"); |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2081 | } else { |
| 2082 | /* Check if memory configuration (MC) block to see if SYS_OP=1 (NDEF |
| 2083 | * enabled) */ |
| 2084 | p_mc = &p_t3t_rsp[T3T_MSG_RSP_OFFSET_CHECK_DATA]; /* Point to MC data of |
| 2085 | CHECK response */ |
Martijn Coenen | 5c65c3a | 2013-03-27 13:23:36 -0700 | [diff] [blame] | 2086 | |
Ruchi Kandoi | 3259277 | 2019-01-07 17:36:52 -0800 | [diff] [blame] | 2087 | evt_data.status = NFC_STATUS_FAILED; |
| 2088 | if (p_mc[T3T_MSG_FELICALITE_MC_OFFSET_SYS_OP] == 0x01) { |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2089 | /* Set MC_SP field with MC[0] = 0x00 & MC[1] = 0xC0 (Hardlock) to change |
| 2090 | * access permission from RW to RO */ |
| 2091 | p_mc[T3T_MSG_FELICALITE_MC_OFFSET_MC_SP] = 0x00; |
| 2092 | /* Not changing the access permission of Subtraction Register and |
| 2093 | * MC[0:1] */ |
| 2094 | p_mc[T3T_MSG_FELICALITE_MC_OFFSET_MC_SP + 1] = 0xC0; |
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 | /* Set RF_PRM field to 0x07 (procedure of issuance) */ |
| 2097 | p_mc[T3T_MSG_FELICALITE_MC_OFFSET_RF_PRM] = 0x07; |
Martijn Coenen | 5c65c3a | 2013-03-27 13:23:36 -0700 | [diff] [blame] | 2098 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2099 | /* Construct and send UPDATE message to write MC block */ |
| 2100 | p_cb->rw_substate = RW_T3T_SRO_SST_UPDATE_MC_BLK; |
| 2101 | evt_data.status = |
| 2102 | rw_t3t_update_block(p_cb, T3T_MSG_FELICALITE_BLOCK_ID_MC, p_mc); |
| 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 | } else if (p_cb->rw_substate == RW_T3T_SRO_SST_UPDATE_MC_BLK) { |
| 2106 | /* Validate response opcode */ |
| 2107 | if ((p_t3t_rsp[T3T_MSG_RSP_OFFSET_RSPCODE] != T3T_MSG_OPC_UPDATE_RSP) || |
| 2108 | (p_t3t_rsp[T3T_MSG_RSP_OFFSET_STATUS1] != T3T_MSG_RSP_STATUS_OK)) |
| 2109 | |
Martijn Coenen | 5c65c3a | 2013-03-27 13:23:36 -0700 | [diff] [blame] | 2110 | { |
Ruchi Kandoi | 6767aec | 2017-09-26 09:46:26 -0700 | [diff] [blame] | 2111 | LOG(ERROR) << StringPrintf("Response error: rsp_code=%02X, status=%02X", |
| 2112 | p_t3t_rsp[T3T_MSG_RSP_OFFSET_RSPCODE], |
| 2113 | p_t3t_rsp[T3T_MSG_RSP_OFFSET_STATUS1]); |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2114 | evt_data.status = NFC_STATUS_FAILED; |
| 2115 | } else { |
| 2116 | rw_t3t_set_readonly_cplt(evt_data.status); |
Martijn Coenen | 5c65c3a | 2013-03-27 13:23:36 -0700 | [diff] [blame] | 2117 | } |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2118 | } |
Martijn Coenen | 5c65c3a | 2013-03-27 13:23:36 -0700 | [diff] [blame] | 2119 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2120 | /* If error, notify upper layer */ |
| 2121 | if (evt_data.status != NFC_STATUS_OK) { |
| 2122 | rw_t3t_set_readonly_cplt(evt_data.status); |
| 2123 | } |
Martijn Coenen | 5c65c3a | 2013-03-27 13:23:36 -0700 | [diff] [blame] | 2124 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2125 | GKI_freebuf(p_msg_rsp); |
Martijn Coenen | 5c65c3a | 2013-03-27 13:23:36 -0700 | [diff] [blame] | 2126 | } |
| 2127 | |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2128 | /******************************************************************************* |
| 2129 | ** |
| 2130 | ** Function rw_t3t_data_cback |
| 2131 | ** |
| 2132 | ** Description This callback function receives the data from NFCC. |
| 2133 | ** |
| 2134 | ** Returns none |
| 2135 | ** |
| 2136 | *******************************************************************************/ |
Ruchi Kandoi | 9ba6d24 | 2017-10-13 16:07:01 -0700 | [diff] [blame] | 2137 | void rw_t3t_data_cback(__attribute__((unused)) uint8_t conn_id, |
| 2138 | tNFC_DATA_CEVT* p_data) { |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2139 | tRW_T3T_CB* p_cb = &rw_cb.tcb.t3t; |
| 2140 | NFC_HDR* p_msg = p_data->p_data; |
| 2141 | bool free_msg = false; /* if TRUE, free msg buffer before returning */ |
| 2142 | uint8_t *p, sod; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2143 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2144 | /* Stop rsponse timer */ |
| 2145 | nfc_stop_quick_timer(&p_cb->timer); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2146 | |
Ruchi Kandoi | 303fec1 | 2016-12-14 13:22:38 -0800 | [diff] [blame] | 2147 | #if (RW_STATS_INCLUDED == TRUE) |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2148 | /* Update rx stats */ |
| 2149 | rw_main_update_rx_stats(p_msg->len); |
| 2150 | #endif /* RW_STATS_INCLUDED */ |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2151 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2152 | /* Check if we are expecting a response */ |
| 2153 | if (p_cb->rw_state != RW_T3T_STATE_COMMAND_PENDING) { |
| 2154 | /* |
| 2155 | ** This must be raw frame response |
| 2156 | ** send raw frame to app with SoD |
| 2157 | */ |
| 2158 | rw_t3t_act_handle_raw_senddata_rsp(p_cb, p_data); |
| 2159 | } |
| 2160 | /* Sanity check: verify msg len is big enough to contain t3t header */ |
| 2161 | else if (p_msg->len < T3T_MSG_RSP_COMMON_HDR_LEN) { |
Ruchi Kandoi | 6767aec | 2017-09-26 09:46:26 -0700 | [diff] [blame] | 2162 | LOG(ERROR) << StringPrintf( |
| 2163 | "T3T: invalid Type3 Tag Message (invalid len: %i)", p_msg->len); |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2164 | free_msg = true; |
| 2165 | |
| 2166 | rw_t3t_process_frame_error(); |
| 2167 | } else { |
| 2168 | /* Check for RF frame error */ |
| 2169 | p = (uint8_t*)(p_msg + 1) + p_msg->offset; |
| 2170 | sod = p[0]; |
| 2171 | if (p[sod] != NCI_STATUS_OK) { |
Ruchi Kandoi | 6767aec | 2017-09-26 09:46:26 -0700 | [diff] [blame] | 2172 | LOG(ERROR) << StringPrintf("T3T: rf frame error (crc status=%i)", p[sod]); |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2173 | GKI_freebuf(p_msg); |
| 2174 | |
| 2175 | rw_t3t_process_frame_error(); |
| 2176 | return; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2177 | } |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2178 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2179 | /* Skip over SoD */ |
| 2180 | p_msg->offset++; |
| 2181 | p_msg->len--; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2182 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2183 | /* Get response code */ |
| 2184 | switch (p_cb->cur_cmd) { |
| 2185 | case RW_T3T_CMD_DETECT_NDEF: |
| 2186 | rw_t3t_act_handle_ndef_detect_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_CHECK_NDEF: |
| 2190 | rw_t3t_act_handle_check_ndef_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_UPDATE_NDEF: |
| 2194 | rw_t3t_act_handle_update_ndef_rsp(p_cb, p_msg); |
| 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_CHECK: |
| 2198 | rw_t3t_act_handle_check_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_UPDATE: |
| 2202 | rw_t3t_act_handle_update_rsp(p_cb, p_msg); |
| 2203 | break; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2204 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2205 | case RW_T3T_CMD_SEND_RAW_FRAME: |
| 2206 | rw_t3t_act_handle_raw_senddata_rsp(p_cb, p_data); |
| 2207 | break; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2208 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2209 | case RW_T3T_CMD_FORMAT: |
| 2210 | rw_t3t_act_handle_fmt_rsp(p_cb, p_msg); |
| 2211 | break; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2212 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2213 | case RW_T3T_CMD_SET_READ_ONLY_SOFT: |
| 2214 | case RW_T3T_CMD_SET_READ_ONLY_HARD: |
| 2215 | rw_t3t_act_handle_sro_rsp(p_cb, p_msg); |
| 2216 | break; |
Martijn Coenen | 5c65c3a | 2013-03-27 13:23:36 -0700 | [diff] [blame] | 2217 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2218 | default: |
| 2219 | GKI_freebuf(p_msg); |
| 2220 | break; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2221 | } |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2222 | } |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2223 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2224 | if (free_msg) { |
| 2225 | GKI_freebuf(p_msg); |
| 2226 | } |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2227 | } |
| 2228 | |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2229 | /******************************************************************************* |
| 2230 | ** |
| 2231 | ** Function rw_t3t_conn_cback |
| 2232 | ** |
| 2233 | ** Description This callback function receives the events/data from NFCC. |
| 2234 | ** |
| 2235 | ** Returns none |
| 2236 | ** |
| 2237 | *******************************************************************************/ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2238 | void rw_t3t_conn_cback(uint8_t conn_id, tNFC_CONN_EVT event, |
| 2239 | tNFC_CONN* p_data) { |
| 2240 | tRW_T3T_CB* p_cb = &rw_cb.tcb.t3t; |
Ruchi Kandoi | 6767aec | 2017-09-26 09:46:26 -0700 | [diff] [blame] | 2241 | DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf( |
| 2242 | "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] | 2243 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2244 | /* Only handle NFC_RF_CONN_ID conn_id */ |
| 2245 | if (conn_id != NFC_RF_CONN_ID) { |
| 2246 | return; |
| 2247 | } |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2248 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2249 | switch (event) { |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2250 | case NFC_DEACTIVATE_CEVT: |
Ruchi Kandoi | 9ba6d24 | 2017-10-13 16:07:01 -0700 | [diff] [blame] | 2251 | rw_t3t_unselect(); |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2252 | break; |
| 2253 | |
| 2254 | case NFC_DATA_CEVT: /* check for status in tNFC_CONN */ |
| 2255 | if ((p_data != NULL) && ((p_data->data.status == NFC_STATUS_OK) || |
| 2256 | (p_data->data.status == NFC_STATUS_CONTINUE))) { |
| 2257 | rw_t3t_data_cback(conn_id, &(p_data->data)); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2258 | break; |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2259 | } else if (p_data->data.p_data != NULL) { |
| 2260 | /* Free the response buffer in case of error response */ |
| 2261 | GKI_freebuf((NFC_HDR*)(p_data->data.p_data)); |
| 2262 | p_data->data.p_data = NULL; |
| 2263 | } |
| 2264 | /* 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] | 2265 | |
| 2266 | case NFC_ERROR_CEVT: |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2267 | nfc_stop_quick_timer(&p_cb->timer); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2268 | |
Ruchi Kandoi | 303fec1 | 2016-12-14 13:22:38 -0800 | [diff] [blame] | 2269 | #if (RW_STATS_INCLUDED == TRUE) |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2270 | rw_main_update_trans_error_stats(); |
| 2271 | #endif /* RW_STATS_INCLUDED */ |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2272 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2273 | if (event == NFC_ERROR_CEVT) |
| 2274 | rw_t3t_process_error(NFC_STATUS_TIMEOUT); |
| 2275 | else if (p_data) |
| 2276 | rw_t3t_process_error(p_data->status); |
| 2277 | break; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2278 | |
| 2279 | default: |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2280 | break; |
| 2281 | } |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2282 | } |
| 2283 | |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2284 | /******************************************************************************* |
| 2285 | ** |
Sherry Smith | 818b56e | 2014-05-14 16:46:32 -0700 | [diff] [blame] | 2286 | ** Function rw_t3t_mrti_to_a_b |
| 2287 | ** |
| 2288 | ** Description Converts the given MRTI (Maximum Response Time Information) |
| 2289 | ** to the base to calculate timeout value. |
| 2290 | ** (The timeout value is a + b * number_blocks) |
| 2291 | ** |
| 2292 | ** Returns NFC_STATUS_OK |
| 2293 | ** |
| 2294 | *******************************************************************************/ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2295 | static void rw_t3t_mrti_to_a_b(uint8_t mrti, uint32_t* p_a, uint32_t* p_b) { |
| 2296 | uint8_t a, b, e; |
Sherry Smith | 818b56e | 2014-05-14 16:46:32 -0700 | [diff] [blame] | 2297 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2298 | a = (mrti & 0x7) + 1; /* A is bit 0 ~ bit 2 */ |
| 2299 | mrti >>= 3; |
| 2300 | b = (mrti & 0x7) + 1; /* B is bit 3 ~ bit 5 */ |
| 2301 | mrti >>= 3; |
| 2302 | e = mrti & 0x3; /* E is bit 6 ~ bit 7 */ |
| 2303 | *p_a = rw_t3t_mrti_base[e] * a; /* (A+1) * base (i.e T/t3t * 4^E) */ |
| 2304 | *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] | 2305 | } |
| 2306 | |
Sherry Smith | 818b56e | 2014-05-14 16:46:32 -0700 | [diff] [blame] | 2307 | /******************************************************************************* |
| 2308 | ** |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2309 | ** Function rw_t3t_select |
| 2310 | ** |
| 2311 | ** Description Called by NFC manager when a Type3 tag has been activated |
| 2312 | ** |
| 2313 | ** Returns NFC_STATUS_OK |
| 2314 | ** |
| 2315 | *******************************************************************************/ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2316 | tNFC_STATUS rw_t3t_select(uint8_t peer_nfcid2[NCI_RF_F_UID_LEN], |
| 2317 | uint8_t mrti_check, uint8_t mrti_update) { |
| 2318 | tRW_T3T_CB* p_cb = &rw_cb.tcb.t3t; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2319 | |
Ruchi Kandoi | 6767aec | 2017-09-26 09:46:26 -0700 | [diff] [blame] | 2320 | DLOG_IF(INFO, nfc_debug_enabled) << __func__; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2321 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2322 | memcpy(p_cb->peer_nfcid2, peer_nfcid2, |
| 2323 | NCI_NFCID2_LEN); /* Store tag's NFCID2 */ |
| 2324 | p_cb->ndef_attrib.status = |
| 2325 | NFC_STATUS_NOT_INITIALIZED; /* Indicate that NDEF detection has not been |
| 2326 | performed yet */ |
| 2327 | p_cb->rw_state = RW_T3T_STATE_IDLE; |
| 2328 | p_cb->flags = 0; |
| 2329 | rw_t3t_mrti_to_a_b(mrti_check, &p_cb->check_tout_a, &p_cb->check_tout_b); |
| 2330 | 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] | 2331 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2332 | /* Alloc cmd buf for retransmissions */ |
| 2333 | if (p_cb->p_cur_cmd_buf == NULL) { |
Ruchi Kandoi | 0c515ae | 2017-01-30 17:48:41 -0800 | [diff] [blame] | 2334 | p_cb->p_cur_cmd_buf = (NFC_HDR*)GKI_getpoolbuf(NFC_RW_POOL_ID); |
| 2335 | if (p_cb->p_cur_cmd_buf == NULL) { |
Ruchi Kandoi | 6767aec | 2017-09-26 09:46:26 -0700 | [diff] [blame] | 2336 | LOG(ERROR) << StringPrintf( |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2337 | "rw_t3t_select: unable to allocate buffer for retransmission"); |
| 2338 | p_cb->rw_state = RW_T3T_STATE_NOT_ACTIVATED; |
| 2339 | return (NFC_STATUS_FAILED); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2340 | } |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2341 | } |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2342 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2343 | NFC_SetStaticRfCback(rw_t3t_conn_cback); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2344 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2345 | return NFC_STATUS_OK; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2346 | } |
| 2347 | |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2348 | /******************************************************************************* |
| 2349 | ** |
| 2350 | ** Function rw_t3t_unselect |
| 2351 | ** |
| 2352 | ** Description Called by NFC manager when a Type3 tag has been de-activated |
| 2353 | ** |
| 2354 | ** Returns NFC_STATUS_OK |
| 2355 | ** |
| 2356 | *******************************************************************************/ |
Ruchi Kandoi | 9ba6d24 | 2017-10-13 16:07:01 -0700 | [diff] [blame] | 2357 | static tNFC_STATUS rw_t3t_unselect() { |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2358 | tRW_T3T_CB* p_cb = &rw_cb.tcb.t3t; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2359 | |
Ruchi Kandoi | 303fec1 | 2016-12-14 13:22:38 -0800 | [diff] [blame] | 2360 | #if (RW_STATS_INCLUDED == TRUE) |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2361 | /* Display stats */ |
| 2362 | rw_main_log_stats(); |
| 2363 | #endif /* RW_STATS_INCLUDED */ |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2364 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2365 | /* Stop t3t timer (if started) */ |
| 2366 | nfc_stop_quick_timer(&p_cb->timer); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2367 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2368 | /* Free cmd buf for retransmissions */ |
| 2369 | if (p_cb->p_cur_cmd_buf) { |
| 2370 | GKI_freebuf(p_cb->p_cur_cmd_buf); |
| 2371 | p_cb->p_cur_cmd_buf = NULL; |
| 2372 | } |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2373 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2374 | p_cb->rw_state = RW_T3T_STATE_NOT_ACTIVATED; |
| 2375 | NFC_SetStaticRfCback(NULL); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2376 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2377 | return NFC_STATUS_OK; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2378 | } |
| 2379 | |
Evan Chu | a24be4f | 2013-11-13 15:30:16 -0500 | [diff] [blame] | 2380 | /******************************************************************************* |
| 2381 | ** |
| 2382 | ** Function rw_t3t_update_ndef_flag |
| 2383 | ** |
| 2384 | ** Description set additional NDEF Flags for felica lite tag |
| 2385 | ** |
| 2386 | ** Returns updated NDEF Flag value |
| 2387 | ** |
| 2388 | *******************************************************************************/ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2389 | static void rw_t3t_update_ndef_flag(uint8_t* p_flag) { |
| 2390 | tRW_T3T_CB* p_cb = &rw_cb.tcb.t3t; |
| 2391 | uint8_t xx; |
Evan Chu | a24be4f | 2013-11-13 15:30:16 -0500 | [diff] [blame] | 2392 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2393 | for (xx = 0; xx < p_cb->num_system_codes; xx++) { |
| 2394 | if (p_cb->system_codes[xx] == T3T_SYSTEM_CODE_FELICA_LITE) { |
| 2395 | *p_flag &= ~RW_NDEF_FL_UNKNOWN; |
| 2396 | *p_flag |= (RW_NDEF_FL_SUPPORTED | RW_NDEF_FL_FORMATABLE); |
| 2397 | break; |
Evan Chu | a24be4f | 2013-11-13 15:30:16 -0500 | [diff] [blame] | 2398 | } |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2399 | } |
Evan Chu | a24be4f | 2013-11-13 15:30:16 -0500 | [diff] [blame] | 2400 | } |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2401 | |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2402 | /******************************************************************************* |
| 2403 | ** |
| 2404 | ** Function rw_t3t_cmd_str |
| 2405 | ** |
| 2406 | ** Description Converts cmd_id to command string for logging |
| 2407 | ** |
| 2408 | ** Returns command string |
| 2409 | ** |
| 2410 | *******************************************************************************/ |
Ruchi Kandoi | 7dab0e5 | 2017-08-03 13:09:49 -0700 | [diff] [blame] | 2411 | static std::string rw_t3t_cmd_str(uint8_t cmd_id) { |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2412 | switch (cmd_id) { |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2413 | case RW_T3T_CMD_DETECT_NDEF: |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2414 | return "RW_T3T_CMD_DETECT_NDEF"; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2415 | case RW_T3T_CMD_CHECK_NDEF: |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2416 | return "RW_T3T_CMD_CHECK_NDEF"; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2417 | case RW_T3T_CMD_UPDATE_NDEF: |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2418 | return "RW_T3T_CMD_UPDATE_NDEF"; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2419 | case RW_T3T_CMD_CHECK: |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2420 | return "RW_T3T_CMD_CHECK"; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2421 | case RW_T3T_CMD_UPDATE: |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2422 | return "RW_T3T_CMD_UPDATE"; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2423 | case RW_T3T_CMD_SEND_RAW_FRAME: |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2424 | return "RW_T3T_CMD_SEND_RAW_FRAME"; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2425 | case RW_T3T_CMD_GET_SYSTEM_CODES: |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2426 | return "RW_T3T_CMD_GET_SYSTEM_CODES"; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2427 | default: |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2428 | return "Unknown"; |
| 2429 | } |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2430 | } |
| 2431 | |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2432 | /******************************************************************************* |
| 2433 | ** |
| 2434 | ** Function rw_t3t_state_str |
| 2435 | ** |
| 2436 | ** Description Converts state_id to command string for logging |
| 2437 | ** |
| 2438 | ** Returns command string |
| 2439 | ** |
| 2440 | *******************************************************************************/ |
Ruchi Kandoi | 7dab0e5 | 2017-08-03 13:09:49 -0700 | [diff] [blame] | 2441 | static std::string rw_t3t_state_str(uint8_t state_id) { |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2442 | switch (state_id) { |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2443 | case RW_T3T_STATE_NOT_ACTIVATED: |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2444 | return "RW_T3T_STATE_NOT_ACTIVATED"; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2445 | case RW_T3T_STATE_IDLE: |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2446 | return "RW_T3T_STATE_IDLE"; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2447 | case RW_T3T_STATE_COMMAND_PENDING: |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2448 | return "RW_T3T_STATE_COMMAND_PENDING"; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2449 | default: |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2450 | return "Unknown"; |
| 2451 | } |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2452 | } |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2453 | |
| 2454 | /***************************************************************************** |
| 2455 | ** Type3 Tag API Functions |
| 2456 | *****************************************************************************/ |
| 2457 | |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2458 | /***************************************************************************** |
| 2459 | ** |
| 2460 | ** Function RW_T3tDetectNDef |
| 2461 | ** |
| 2462 | ** Description |
| 2463 | ** This function is used to perform NDEF detection on a Type 3 tag, and |
| 2464 | ** retrieve the tag's NDEF attribute information (block 0). |
| 2465 | ** |
| 2466 | ** Before using this API, the application must call RW_SelectTagType to |
| 2467 | ** indicate that a Type 3 tag has been activated, and to provide the |
| 2468 | ** tag's Manufacture ID (IDm) . |
| 2469 | ** |
| 2470 | ** Returns |
| 2471 | ** NFC_STATUS_OK: ndef detection procedure started |
| 2472 | ** NFC_STATUS_NO_BUFFERS: unable to allocate a buffer for this operation |
| 2473 | ** NFC_STATUS_FAILED: other error |
| 2474 | ** |
| 2475 | *****************************************************************************/ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2476 | tNFC_STATUS RW_T3tDetectNDef(void) { |
| 2477 | tRW_T3T_CB* p_cb = &rw_cb.tcb.t3t; |
| 2478 | tNFC_STATUS retval = NFC_STATUS_OK; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2479 | |
Ruchi Kandoi | 6767aec | 2017-09-26 09:46:26 -0700 | [diff] [blame] | 2480 | DLOG_IF(INFO, nfc_debug_enabled) << __func__; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2481 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2482 | /* Check if we are in valid state to handle this API */ |
| 2483 | if (p_cb->rw_state != RW_T3T_STATE_IDLE) { |
Ruchi Kandoi | 6767aec | 2017-09-26 09:46:26 -0700 | [diff] [blame] | 2484 | LOG(ERROR) << StringPrintf("Error: invalid state to handle API (0x%x)", |
| 2485 | p_cb->rw_state); |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2486 | return (NFC_STATUS_FAILED); |
| 2487 | } |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2488 | |
Ruchi Kandoi | 0c515ae | 2017-01-30 17:48:41 -0800 | [diff] [blame] | 2489 | retval = (tNFC_STATUS)nci_snd_t3t_polling(T3T_SYSTEM_CODE_NDEF, 0, 0); |
| 2490 | if (retval == NCI_STATUS_OK) { |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2491 | p_cb->cur_cmd = RW_T3T_CMD_DETECT_NDEF; |
| 2492 | p_cb->cur_tout = RW_T3T_DEFAULT_CMD_TIMEOUT_TICKS; |
| 2493 | p_cb->cur_poll_rc = 0; |
| 2494 | p_cb->rw_state = RW_T3T_STATE_COMMAND_PENDING; |
| 2495 | 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] | 2496 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2497 | /* start timer for waiting for responses */ |
| 2498 | rw_t3t_start_poll_timer(p_cb); |
| 2499 | } |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2500 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2501 | return (retval); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2502 | } |
| 2503 | |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2504 | /***************************************************************************** |
| 2505 | ** |
| 2506 | ** Function RW_T3tCheckNDef |
| 2507 | ** |
| 2508 | ** Description |
| 2509 | ** Retrieve NDEF contents from a Type3 tag. |
| 2510 | ** |
| 2511 | ** 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] | 2512 | ** segment of NDEF data received. The RW_T3T_CHECK_CPLT_EVT event is used |
| 2513 | ** to notify the application all segments have been received. |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2514 | ** |
| 2515 | ** Before using this API, the RW_T3tDetectNDef function must be called to |
| 2516 | ** verify that the tag contains NDEF data, and to retrieve the NDEF |
| 2517 | ** attributes. |
| 2518 | ** |
| 2519 | ** Internally, this command will be separated into multiple Tag 3 Check |
| 2520 | ** commands (if necessary) - depending on the tag's Nbr (max number of |
| 2521 | ** blocks per read) attribute. |
| 2522 | ** |
| 2523 | ** Returns |
| 2524 | ** NFC_STATUS_OK: check command started |
| 2525 | ** NFC_STATUS_NO_BUFFERS: unable to allocate a buffer for this operation |
| 2526 | ** NFC_STATUS_FAILED: other error |
| 2527 | ** |
| 2528 | *****************************************************************************/ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2529 | tNFC_STATUS RW_T3tCheckNDef(void) { |
| 2530 | tNFC_STATUS retval = NFC_STATUS_OK; |
| 2531 | tRW_T3T_CB* p_cb = &rw_cb.tcb.t3t; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2532 | |
Ruchi Kandoi | 6767aec | 2017-09-26 09:46:26 -0700 | [diff] [blame] | 2533 | DLOG_IF(INFO, nfc_debug_enabled) << __func__; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2534 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2535 | /* Check if we are in valid state to handle this API */ |
| 2536 | if (p_cb->rw_state != RW_T3T_STATE_IDLE) { |
Ruchi Kandoi | 6767aec | 2017-09-26 09:46:26 -0700 | [diff] [blame] | 2537 | LOG(ERROR) << StringPrintf("Error: invalid state to handle API (0x%x)", |
| 2538 | p_cb->rw_state); |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2539 | return (NFC_STATUS_FAILED); |
| 2540 | } else if (p_cb->ndef_attrib.status != |
| 2541 | NFC_STATUS_OK) /* NDEF detection not performed yet? */ |
| 2542 | { |
Ruchi Kandoi | 6767aec | 2017-09-26 09:46:26 -0700 | [diff] [blame] | 2543 | LOG(ERROR) << StringPrintf("Error: NDEF detection not performed yet"); |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2544 | return (NFC_STATUS_NOT_INITIALIZED); |
| 2545 | } else if (p_cb->ndef_attrib.ln == 0) { |
Ruchi Kandoi | 6767aec | 2017-09-26 09:46:26 -0700 | [diff] [blame] | 2546 | LOG(ERROR) << StringPrintf("Type 3 tag contains empty NDEF message"); |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2547 | return (NFC_STATUS_FAILED); |
| 2548 | } |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2549 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2550 | /* Check number of blocks needed for this update */ |
| 2551 | p_cb->flags &= ~RW_T3T_FL_IS_FINAL_NDEF_SEGMENT; |
| 2552 | p_cb->ndef_rx_offset = 0; |
| 2553 | 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] | 2554 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2555 | return (retval); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2556 | } |
| 2557 | |
| 2558 | /***************************************************************************** |
| 2559 | ** |
| 2560 | ** Function RW_T3tUpdateNDef |
| 2561 | ** |
| 2562 | ** Description |
| 2563 | ** Write NDEF contents to a Type3 tag. |
| 2564 | ** |
| 2565 | ** The RW_T3T_UPDATE_CPLT_EVT callback event will be used to notify the |
| 2566 | ** application of the response. |
| 2567 | ** |
| 2568 | ** Before using this API, the RW_T3tDetectNDef function must be called to |
| 2569 | ** verify that the tag contains NDEF data, and to retrieve the NDEF |
| 2570 | ** attributes. |
| 2571 | ** |
| 2572 | ** Internally, this command will be separated into multiple Tag 3 Update |
| 2573 | ** commands (if necessary) - depending on the tag's Nbw (max number of |
| 2574 | ** blocks per write) attribute. |
| 2575 | ** |
| 2576 | ** Returns |
| 2577 | ** NFC_STATUS_OK: check command started |
| 2578 | ** NFC_STATUS_NO_BUFFERS: unable to allocate a buffer for this operation |
| 2579 | ** NFC_STATUS_REFUSED: tag is read-only |
| 2580 | ** NFC_STATUS_BUFFER_FULL: len exceeds tag's maximum size |
| 2581 | ** NFC_STATUS_FAILED: other error |
| 2582 | ** |
| 2583 | *****************************************************************************/ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2584 | tNFC_STATUS RW_T3tUpdateNDef(uint32_t len, uint8_t* p_data) { |
| 2585 | tNFC_STATUS retval = NFC_STATUS_OK; |
| 2586 | tRW_T3T_CB* p_cb = &rw_cb.tcb.t3t; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2587 | |
Ruchi Kandoi | 6767aec | 2017-09-26 09:46:26 -0700 | [diff] [blame] | 2588 | DLOG_IF(INFO, nfc_debug_enabled) |
| 2589 | << StringPrintf("RW_T3tUpdateNDef (len=%i)", len); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2590 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2591 | /* Check if we are in valid state to handle this API */ |
| 2592 | if (p_cb->rw_state != RW_T3T_STATE_IDLE) { |
Ruchi Kandoi | 6767aec | 2017-09-26 09:46:26 -0700 | [diff] [blame] | 2593 | LOG(ERROR) << StringPrintf("Error: invalid state to handle API (0x%x)", |
| 2594 | p_cb->rw_state); |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2595 | return (NFC_STATUS_FAILED); |
| 2596 | } else if (p_cb->ndef_attrib.status != |
| 2597 | NFC_STATUS_OK) /* NDEF detection not performed yet? */ |
| 2598 | { |
Ruchi Kandoi | 6767aec | 2017-09-26 09:46:26 -0700 | [diff] [blame] | 2599 | LOG(ERROR) << StringPrintf("Error: NDEF detection not performed yet"); |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2600 | return (NFC_STATUS_NOT_INITIALIZED); |
| 2601 | } else if (len > (((uint32_t)p_cb->ndef_attrib.nmaxb) * |
| 2602 | 16)) /* Len exceed's tag's NDEF memory? */ |
| 2603 | { |
| 2604 | return (NFC_STATUS_BUFFER_FULL); |
| 2605 | } else if (p_cb->ndef_attrib.rwflag == |
| 2606 | T3T_MSG_NDEF_RWFLAG_RO) /* Tag's NDEF memory is read-only? */ |
| 2607 | { |
| 2608 | return (NFC_STATUS_REFUSED); |
| 2609 | } |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2610 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2611 | /* Check number of blocks needed for this update */ |
| 2612 | p_cb->flags &= ~RW_T3T_FL_IS_FINAL_NDEF_SEGMENT; |
| 2613 | p_cb->ndef_msg_bytes_sent = 0; |
| 2614 | p_cb->ndef_msg_len = len; |
| 2615 | p_cb->ndef_msg = p_data; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2616 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2617 | /* Send initial UPDATE command for NDEF Attribute Info */ |
| 2618 | 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] | 2619 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2620 | return (retval); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2621 | } |
| 2622 | |
| 2623 | /***************************************************************************** |
| 2624 | ** |
| 2625 | ** Function RW_T3tCheck |
| 2626 | ** |
| 2627 | ** Description |
| 2628 | ** Read (non-NDEF) contents from a Type3 tag. |
| 2629 | ** |
| 2630 | ** The RW_READ_EVT event is used to notify the application for each |
| 2631 | ** segment of NDEF data received. The RW_READ_CPLT_EVT event is used to |
| 2632 | ** notify the application all segments have been received. |
| 2633 | ** |
| 2634 | ** Before using this API, the application must call RW_SelectTagType to |
| 2635 | ** indicate that a Type 3 tag has been activated, and to provide the |
| 2636 | ** tag's Manufacture ID (IDm) . |
| 2637 | ** |
| 2638 | ** Returns |
| 2639 | ** NFC_STATUS_OK: check command started |
| 2640 | ** NFC_STATUS_NO_BUFFERS: unable to allocate a buffer for this operation |
| 2641 | ** NFC_STATUS_FAILED: other error |
| 2642 | ** |
| 2643 | *****************************************************************************/ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2644 | tNFC_STATUS RW_T3tCheck(uint8_t num_blocks, tT3T_BLOCK_DESC* t3t_blocks) { |
| 2645 | tNFC_STATUS retval = NFC_STATUS_OK; |
| 2646 | tRW_T3T_CB* p_cb = &rw_cb.tcb.t3t; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2647 | |
Ruchi Kandoi | 6767aec | 2017-09-26 09:46:26 -0700 | [diff] [blame] | 2648 | DLOG_IF(INFO, nfc_debug_enabled) |
| 2649 | << StringPrintf("RW_T3tCheck (num_blocks = %i)", num_blocks); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2650 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2651 | /* Check if we are in valid state to handle this API */ |
| 2652 | if (p_cb->rw_state != RW_T3T_STATE_IDLE) { |
Ruchi Kandoi | 6767aec | 2017-09-26 09:46:26 -0700 | [diff] [blame] | 2653 | LOG(ERROR) << StringPrintf("Error: invalid state to handle API (0x%x)", |
| 2654 | p_cb->rw_state); |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2655 | return (NFC_STATUS_FAILED); |
| 2656 | } |
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 | /* Send the CHECK command */ |
| 2659 | 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] | 2660 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2661 | return (retval); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2662 | } |
| 2663 | |
| 2664 | /***************************************************************************** |
| 2665 | ** |
| 2666 | ** Function RW_T3tUpdate |
| 2667 | ** |
| 2668 | ** Description |
| 2669 | ** Write (non-NDEF) contents to a Type3 tag. |
| 2670 | ** |
| 2671 | ** The RW_WRITE_CPLT_EVT event is used to notify the application all |
| 2672 | ** segments have been received. |
| 2673 | ** |
| 2674 | ** Before using this API, the application must call RW_SelectTagType to |
| 2675 | ** indicate that a Type 3 tag has been activated, and to provide the tag's |
| 2676 | ** Manufacture ID (IDm) . |
| 2677 | ** |
| 2678 | ** Returns |
| 2679 | ** NFC_STATUS_OK: check command started |
| 2680 | ** NFC_STATUS_NO_BUFFERS: unable to allocate a buffer for this operation |
| 2681 | ** NFC_STATUS_FAILED: other error |
| 2682 | ** |
| 2683 | *****************************************************************************/ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2684 | tNFC_STATUS RW_T3tUpdate(uint8_t num_blocks, tT3T_BLOCK_DESC* t3t_blocks, |
| 2685 | uint8_t* p_data) { |
| 2686 | tNFC_STATUS retval = NFC_STATUS_OK; |
| 2687 | tRW_T3T_CB* p_cb = &rw_cb.tcb.t3t; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2688 | |
Ruchi Kandoi | 6767aec | 2017-09-26 09:46:26 -0700 | [diff] [blame] | 2689 | DLOG_IF(INFO, nfc_debug_enabled) |
| 2690 | << StringPrintf("RW_T3tUpdate (num_blocks = %i)", num_blocks); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2691 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2692 | /* Check if we are in valid state to handle this API */ |
| 2693 | if (p_cb->rw_state != RW_T3T_STATE_IDLE) { |
Ruchi Kandoi | 6767aec | 2017-09-26 09:46:26 -0700 | [diff] [blame] | 2694 | LOG(ERROR) << StringPrintf("Error: invalid state to handle API (0x%x)", |
| 2695 | p_cb->rw_state); |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2696 | return (NFC_STATUS_FAILED); |
| 2697 | } |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2698 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2699 | /* Send the UPDATE command */ |
| 2700 | 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] | 2701 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2702 | return (retval); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2703 | } |
| 2704 | |
| 2705 | /***************************************************************************** |
| 2706 | ** |
| 2707 | ** Function RW_T3tPresenceCheck |
| 2708 | ** |
| 2709 | ** Description |
| 2710 | ** Check if the tag is still in the field. |
| 2711 | ** |
| 2712 | ** The RW_T3T_PRESENCE_CHECK_EVT w/ status is used to indicate presence |
| 2713 | ** or non-presence. |
| 2714 | ** |
| 2715 | ** Returns |
| 2716 | ** NFC_STATUS_OK, if raw data frame sent |
| 2717 | ** NFC_STATUS_NO_BUFFERS: unable to allocate a buffer for this operation |
| 2718 | ** NFC_STATUS_FAILED: other error |
| 2719 | ** |
| 2720 | *****************************************************************************/ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2721 | tNFC_STATUS RW_T3tPresenceCheck(void) { |
| 2722 | tNFC_STATUS retval = NFC_STATUS_OK; |
| 2723 | tRW_DATA evt_data; |
| 2724 | tRW_CB* p_rw_cb = &rw_cb; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2725 | |
Ruchi Kandoi | 6767aec | 2017-09-26 09:46:26 -0700 | [diff] [blame] | 2726 | DLOG_IF(INFO, nfc_debug_enabled) << __func__; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2727 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2728 | /* If RW_SelectTagType was not called (no conn_callback) return failure */ |
| 2729 | if (!(p_rw_cb->p_cback)) { |
| 2730 | retval = NFC_STATUS_FAILED; |
| 2731 | } |
| 2732 | /* If we are not activated, then RW_T3T_PRESENCE_CHECK_EVT status=FAIL */ |
| 2733 | else if (p_rw_cb->tcb.t3t.rw_state == RW_T3T_STATE_NOT_ACTIVATED) { |
| 2734 | evt_data.status = NFC_STATUS_FAILED; |
| 2735 | (*p_rw_cb->p_cback)(RW_T3T_PRESENCE_CHECK_EVT, &evt_data); |
| 2736 | } |
| 2737 | /* If command is pending */ |
| 2738 | else if (p_rw_cb->tcb.t3t.rw_state == RW_T3T_STATE_COMMAND_PENDING) { |
| 2739 | /* If already performing presence check, return error */ |
| 2740 | if (p_rw_cb->tcb.t3t.flags & RW_T3T_FL_W4_PRESENCE_CHECK_POLL_RSP) { |
Ruchi Kandoi | 6767aec | 2017-09-26 09:46:26 -0700 | [diff] [blame] | 2741 | DLOG_IF(INFO, nfc_debug_enabled) |
| 2742 | << StringPrintf("RW_T3tPresenceCheck already in progress"); |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2743 | retval = NFC_STATUS_FAILED; |
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 | /* If busy with any other command, assume that the tag is present */ |
| 2746 | else { |
| 2747 | evt_data.status = NFC_STATUS_OK; |
| 2748 | (*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] | 2749 | } |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2750 | } else { |
| 2751 | /* IDLE state: send POLL command */ |
Ruchi Kandoi | 0c515ae | 2017-01-30 17:48:41 -0800 | [diff] [blame] | 2752 | retval = (tNFC_STATUS)nci_snd_t3t_polling(0xFFFF, T3T_POLL_RC_SC, 0); |
| 2753 | if (retval == NCI_STATUS_OK) { |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2754 | p_rw_cb->tcb.t3t.flags |= RW_T3T_FL_W4_PRESENCE_CHECK_POLL_RSP; |
| 2755 | p_rw_cb->tcb.t3t.rw_state = RW_T3T_STATE_COMMAND_PENDING; |
| 2756 | p_rw_cb->tcb.t3t.cur_poll_rc = 0; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2757 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2758 | /* start timer for waiting for responses */ |
| 2759 | rw_t3t_start_poll_timer(&p_rw_cb->tcb.t3t); |
| 2760 | } else { |
Ruchi Kandoi | 6767aec | 2017-09-26 09:46:26 -0700 | [diff] [blame] | 2761 | DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf( |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2762 | "RW_T3tPresenceCheck error sending NCI_RF_T3T_POLLING cmd (status = " |
| 2763 | "0x%0x)", |
| 2764 | retval); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2765 | } |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2766 | } |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2767 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2768 | return (retval); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2769 | } |
| 2770 | |
| 2771 | /***************************************************************************** |
| 2772 | ** |
| 2773 | ** Function RW_T3tPoll |
| 2774 | ** |
| 2775 | ** Description |
| 2776 | ** Send POLL command |
| 2777 | ** |
| 2778 | ** Returns |
| 2779 | ** NFC_STATUS_OK, if raw data frame sent |
| 2780 | ** NFC_STATUS_NO_BUFFERS: unable to allocate a buffer for this operation |
| 2781 | ** NFC_STATUS_FAILED: other error |
| 2782 | ** |
| 2783 | *****************************************************************************/ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2784 | tNFC_STATUS RW_T3tPoll(uint16_t system_code, tT3T_POLL_RC rc, uint8_t tsn) { |
| 2785 | tNFC_STATUS retval = NFC_STATUS_OK; |
| 2786 | tRW_T3T_CB* p_cb = &rw_cb.tcb.t3t; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2787 | |
Ruchi Kandoi | 6767aec | 2017-09-26 09:46:26 -0700 | [diff] [blame] | 2788 | DLOG_IF(INFO, nfc_debug_enabled) << __func__; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2789 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2790 | /* Check if we are in valid state to handle this API */ |
| 2791 | if (p_cb->rw_state != RW_T3T_STATE_IDLE) { |
Ruchi Kandoi | 6767aec | 2017-09-26 09:46:26 -0700 | [diff] [blame] | 2792 | LOG(ERROR) << StringPrintf("Error: invalid state to handle API (0x%x)", |
| 2793 | p_cb->rw_state); |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2794 | return (NFC_STATUS_FAILED); |
| 2795 | } |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2796 | |
Ruchi Kandoi | 0c515ae | 2017-01-30 17:48:41 -0800 | [diff] [blame] | 2797 | retval = (tNFC_STATUS)nci_snd_t3t_polling(system_code, (uint8_t)rc, tsn); |
| 2798 | if (retval == NCI_STATUS_OK) { |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2799 | /* start timer for waiting for responses */ |
| 2800 | p_cb->cur_poll_rc = rc; |
| 2801 | p_cb->rw_state = RW_T3T_STATE_COMMAND_PENDING; |
| 2802 | rw_t3t_start_poll_timer(p_cb); |
| 2803 | } |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2804 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2805 | return (retval); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2806 | } |
| 2807 | |
| 2808 | /***************************************************************************** |
| 2809 | ** |
| 2810 | ** Function RW_T3tSendRawFrame |
| 2811 | ** |
| 2812 | ** Description |
| 2813 | ** This function is called to send a raw data frame to the peer device. |
| 2814 | ** When type 3 tag receives response from peer, the callback function |
| 2815 | ** will be called with a RW_T3T_RAW_FRAME_EVT [Table 6]. |
| 2816 | ** |
| 2817 | ** Before using this API, the application must call RW_SelectTagType to |
| 2818 | ** indicate that a Type 3 tag has been activated. |
| 2819 | ** |
| 2820 | ** The raw frame should be a properly formatted Type 3 tag message. |
| 2821 | ** |
| 2822 | ** Returns |
| 2823 | ** NFC_STATUS_OK, if raw data frame sent |
| 2824 | ** NFC_STATUS_NO_BUFFERS: unable to allocate a buffer for this operation |
| 2825 | ** NFC_STATUS_FAILED: other error |
| 2826 | ** |
| 2827 | *****************************************************************************/ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2828 | tNFC_STATUS RW_T3tSendRawFrame(uint16_t len, uint8_t* p_data) { |
| 2829 | tNFC_STATUS retval = NFC_STATUS_OK; |
| 2830 | tRW_T3T_CB* p_cb = &rw_cb.tcb.t3t; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2831 | |
Ruchi Kandoi | 6767aec | 2017-09-26 09:46:26 -0700 | [diff] [blame] | 2832 | DLOG_IF(INFO, nfc_debug_enabled) |
| 2833 | << StringPrintf("RW_T3tSendRawFrame (len = %i)", len); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2834 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2835 | /* Check if we are in valid state to handle this API */ |
| 2836 | if (p_cb->rw_state != RW_T3T_STATE_IDLE) { |
Ruchi Kandoi | 6767aec | 2017-09-26 09:46:26 -0700 | [diff] [blame] | 2837 | LOG(ERROR) << StringPrintf("Error: invalid state to handle API (0x%x)", |
| 2838 | p_cb->rw_state); |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2839 | return (NFC_STATUS_FAILED); |
| 2840 | } |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2841 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2842 | /* Send the UPDATE command */ |
| 2843 | 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] | 2844 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2845 | return (retval); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2846 | } |
| 2847 | |
| 2848 | /***************************************************************************** |
| 2849 | ** |
| 2850 | ** Function RW_T3tGetSystemCodes |
| 2851 | ** |
| 2852 | ** Description |
| 2853 | ** Get systems codes supported by the activated tag: |
Yoshinobu Ito | 721b3ab | 2016-08-02 14:41:33 +0900 | [diff] [blame] | 2854 | ** Poll for wildcard (FFFF, RC=1): |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2855 | ** |
| 2856 | ** Before using this API, the application must call RW_SelectTagType to |
| 2857 | ** indicate that a Type 3 tag has been activated. |
| 2858 | ** |
| 2859 | ** Returns |
| 2860 | ** NFC_STATUS_OK, if raw data frame sent |
| 2861 | ** NFC_STATUS_NO_BUFFERS: unable to allocate a buffer for this operation |
| 2862 | ** NFC_STATUS_FAILED: other error |
| 2863 | ** |
| 2864 | *****************************************************************************/ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2865 | tNFC_STATUS RW_T3tGetSystemCodes(void) { |
| 2866 | tNFC_STATUS retval = NFC_STATUS_OK; |
| 2867 | tRW_T3T_CB* p_cb = &rw_cb.tcb.t3t; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2868 | |
Ruchi Kandoi | 6767aec | 2017-09-26 09:46:26 -0700 | [diff] [blame] | 2869 | DLOG_IF(INFO, nfc_debug_enabled) << __func__; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2870 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2871 | /* Check if we are in valid state to handle this API */ |
| 2872 | if (p_cb->rw_state != RW_T3T_STATE_IDLE) { |
Ruchi Kandoi | 6767aec | 2017-09-26 09:46:26 -0700 | [diff] [blame] | 2873 | LOG(ERROR) << StringPrintf("Error: invalid state to handle API (0x%x)", |
| 2874 | p_cb->rw_state); |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2875 | return (NFC_STATUS_FAILED); |
| 2876 | } else { |
Ruchi Kandoi | 0c515ae | 2017-01-30 17:48:41 -0800 | [diff] [blame] | 2877 | retval = (tNFC_STATUS)nci_snd_t3t_polling(0xFFFF, T3T_POLL_RC_SC, 0); |
| 2878 | if (retval == NCI_STATUS_OK) { |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2879 | p_cb->cur_cmd = RW_T3T_CMD_GET_SYSTEM_CODES; |
| 2880 | p_cb->cur_tout = RW_T3T_DEFAULT_CMD_TIMEOUT_TICKS; |
| 2881 | p_cb->cur_poll_rc = T3T_POLL_RC_SC; |
| 2882 | p_cb->rw_state = RW_T3T_STATE_COMMAND_PENDING; |
| 2883 | p_cb->flags |= RW_T3T_FL_W4_GET_SC_POLL_RSP; |
| 2884 | p_cb->num_system_codes = 0; |
| 2885 | |
| 2886 | /* start timer for waiting for responses */ |
| 2887 | rw_t3t_start_poll_timer(p_cb); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2888 | } |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2889 | } |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2890 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2891 | return (retval); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2892 | } |
| 2893 | |
| 2894 | /***************************************************************************** |
| 2895 | ** |
| 2896 | ** Function RW_T3tFormatNDef |
| 2897 | ** |
| 2898 | ** Description |
| 2899 | ** Format a type-3 tag for NDEF. |
| 2900 | ** |
| 2901 | ** Only Felica-Lite tags are supported by this API. The |
| 2902 | ** RW_T3T_FORMAT_CPLT_EVT is used to notify the status of the operation. |
| 2903 | ** |
| 2904 | ** Returns |
| 2905 | ** NFC_STATUS_OK: ndef detection procedure started |
| 2906 | ** NFC_STATUS_NO_BUFFERS: unable to allocate a buffer for this operation |
| 2907 | ** NFC_STATUS_FAILED: other error |
| 2908 | ** |
| 2909 | *****************************************************************************/ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2910 | tNFC_STATUS RW_T3tFormatNDef(void) { |
| 2911 | tNFC_STATUS retval = NFC_STATUS_OK; |
| 2912 | tRW_T3T_CB* p_cb = &rw_cb.tcb.t3t; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2913 | |
Ruchi Kandoi | 6767aec | 2017-09-26 09:46:26 -0700 | [diff] [blame] | 2914 | DLOG_IF(INFO, nfc_debug_enabled) << __func__; |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2915 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2916 | /* Check if we are in valid state to handle this API */ |
| 2917 | if (p_cb->rw_state != RW_T3T_STATE_IDLE) { |
Ruchi Kandoi | 6767aec | 2017-09-26 09:46:26 -0700 | [diff] [blame] | 2918 | LOG(ERROR) << StringPrintf("Error: invalid state to handle API (0x%x)", |
| 2919 | p_cb->rw_state); |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2920 | return (NFC_STATUS_FAILED); |
| 2921 | } else { |
| 2922 | /* Poll tag, to see if Felica-Lite system is supported */ |
Ruchi Kandoi | 0c515ae | 2017-01-30 17:48:41 -0800 | [diff] [blame] | 2923 | retval = (tNFC_STATUS)nci_snd_t3t_polling(T3T_SYSTEM_CODE_FELICA_LITE, |
| 2924 | T3T_POLL_RC_SC, 0); |
| 2925 | if (retval == NCI_STATUS_OK) { |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2926 | p_cb->cur_cmd = RW_T3T_CMD_FORMAT; |
| 2927 | p_cb->cur_tout = RW_T3T_DEFAULT_CMD_TIMEOUT_TICKS; |
| 2928 | p_cb->cur_poll_rc = T3T_POLL_RC_SC; |
| 2929 | p_cb->rw_state = RW_T3T_STATE_COMMAND_PENDING; |
| 2930 | p_cb->rw_substate = RW_T3T_FMT_SST_POLL_FELICA_LITE; |
| 2931 | p_cb->flags |= RW_T3T_FL_W4_FMT_FELICA_LITE_POLL_RSP; |
| 2932 | |
| 2933 | /* start timer for waiting for responses */ |
| 2934 | rw_t3t_start_poll_timer(p_cb); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2935 | } |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2936 | } |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2937 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2938 | return (retval); |
The Android Open Source Project | e9df6ba | 2012-12-13 14:55:37 -0800 | [diff] [blame] | 2939 | } |
Martijn Coenen | 5c65c3a | 2013-03-27 13:23:36 -0700 | [diff] [blame] | 2940 | |
| 2941 | /***************************************************************************** |
| 2942 | ** |
| 2943 | ** Function RW_T3tSetReadOnly |
| 2944 | ** |
| 2945 | ** Description This function performs NDEF read-only procedure |
| 2946 | ** Note: Only Felica-Lite tags are supported by this API. |
| 2947 | ** RW_T3tDetectNDef() must be called before using this |
| 2948 | ** |
| 2949 | ** The RW_T3T_SET_READ_ONLY_CPLT_EVT event will be returned. |
| 2950 | ** |
| 2951 | ** Returns NFC_STATUS_OK if success |
| 2952 | ** NFC_STATUS_FAILED if T3T is busy or other error |
| 2953 | ** |
| 2954 | *****************************************************************************/ |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2955 | tNFC_STATUS RW_T3tSetReadOnly(bool b_hard_lock) { |
| 2956 | tNFC_STATUS retval = NFC_STATUS_OK; |
| 2957 | tRW_T3T_CB* p_cb = &rw_cb.tcb.t3t; |
| 2958 | tRW_DATA evt_data; |
Martijn Coenen | 5c65c3a | 2013-03-27 13:23:36 -0700 | [diff] [blame] | 2959 | |
Ruchi Kandoi | 6767aec | 2017-09-26 09:46:26 -0700 | [diff] [blame] | 2960 | DLOG_IF(INFO, nfc_debug_enabled) |
| 2961 | << StringPrintf("b_hard_lock=%d", b_hard_lock); |
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 | /* Check if we are in valid state to handle this API */ |
| 2964 | if (p_cb->rw_state != RW_T3T_STATE_IDLE) { |
Ruchi Kandoi | 6767aec | 2017-09-26 09:46:26 -0700 | [diff] [blame] | 2965 | LOG(ERROR) << StringPrintf("Error: invalid state to handle API (0x%x)", |
| 2966 | p_cb->rw_state); |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2967 | return (NFC_STATUS_FAILED); |
| 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 (p_cb->ndef_attrib.status != |
| 2971 | NFC_STATUS_OK) /* NDEF detection not performed yet? */ |
| 2972 | { |
Ruchi Kandoi | 6767aec | 2017-09-26 09:46:26 -0700 | [diff] [blame] | 2973 | LOG(ERROR) << StringPrintf("Error: NDEF detection not performed yet"); |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2974 | return (NFC_STATUS_NOT_INITIALIZED); |
| 2975 | } |
Martijn Coenen | 5c65c3a | 2013-03-27 13:23:36 -0700 | [diff] [blame] | 2976 | |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2977 | if ((!b_hard_lock) && |
| 2978 | (p_cb->ndef_attrib.rwflag == |
| 2979 | T3T_MSG_NDEF_RWFLAG_RO)) /* Tag's NDEF memory is read-only already */ |
| 2980 | { |
| 2981 | evt_data.status = NFC_STATUS_OK; |
| 2982 | (*(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] | 2983 | return (retval); |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2984 | } else { |
| 2985 | /* Poll tag, to see if Felica-Lite system is supported */ |
Ruchi Kandoi | 0c515ae | 2017-01-30 17:48:41 -0800 | [diff] [blame] | 2986 | retval = (tNFC_STATUS)nci_snd_t3t_polling(T3T_SYSTEM_CODE_FELICA_LITE, |
| 2987 | T3T_POLL_RC_SC, 0); |
| 2988 | if (retval == NCI_STATUS_OK) { |
Ruchi Kandoi | 6fca02d | 2017-01-30 14:28:16 -0800 | [diff] [blame] | 2989 | if (b_hard_lock) |
| 2990 | p_cb->cur_cmd = RW_T3T_CMD_SET_READ_ONLY_HARD; |
| 2991 | else |
| 2992 | p_cb->cur_cmd = RW_T3T_CMD_SET_READ_ONLY_SOFT; |
| 2993 | p_cb->cur_tout = RW_T3T_DEFAULT_CMD_TIMEOUT_TICKS; |
| 2994 | p_cb->cur_poll_rc = T3T_POLL_RC_SC; |
| 2995 | p_cb->rw_state = RW_T3T_STATE_COMMAND_PENDING; |
| 2996 | p_cb->rw_substate = RW_T3T_SRO_SST_POLL_FELICA_LITE; |
| 2997 | p_cb->flags |= RW_T3T_FL_W4_SRO_FELICA_LITE_POLL_RSP; |
| 2998 | |
| 2999 | /* start timer for waiting for responses */ |
| 3000 | rw_t3t_start_poll_timer(p_cb); |
| 3001 | } |
| 3002 | } |
| 3003 | return (retval); |
Martijn Coenen | 5c65c3a | 2013-03-27 13:23:36 -0700 | [diff] [blame] | 3004 | } |