nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1 | /****************************************************************************** |
| 2 | * |
| 3 | * Copyright (C) 2010-2014 Broadcom Corporation |
| 4 | * |
| 5 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 6 | * you may not use this file except in compliance with the License. |
| 7 | * You may obtain a copy of the License at: |
| 8 | * |
| 9 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 10 | * |
| 11 | * Unless required by applicable law or agreed to in writing, software |
| 12 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 13 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 14 | * See the License for the specific language governing permissions and |
| 15 | * limitations under the License. |
| 16 | * |
| 17 | ******************************************************************************/ |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 18 | |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 19 | /****************************************************************************** |
| 20 | * |
| 21 | * This file contains the implementation for Type 3 tag in Reader/Writer |
| 22 | * mode. |
| 23 | * |
| 24 | ******************************************************************************/ |
| 25 | #include <string.h> |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 26 | |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 27 | #include <android-base/stringprintf.h> |
| 28 | #include <base/logging.h> |
| 29 | |
| 30 | #include "nfc_target.h" |
| 31 | |
| 32 | #include "bt_types.h" |
| 33 | #include "nci_hmsgs.h" |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 34 | #include "nfc_api.h" |
| 35 | #include "nfc_int.h" |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 36 | #include "rw_api.h" |
| 37 | #include "rw_int.h" |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 38 | #include "trace_api.h" |
| 39 | |
| 40 | using android::base::StringPrintf; |
| 41 | |
| 42 | extern bool nfc_debug_enabled; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 43 | |
| 44 | /* Definitions for constructing t3t command messages */ |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 45 | #define RW_T3T_FL_PADDING 0x01 /* Padding needed for last NDEF block */ |
| 46 | /* Maximum number of NDEF blocks updates that can fit into one command (when all |
| 47 | * block-numbers are < 256) */ |
| 48 | #define RW_T3T_MAX_NDEF_BLOCKS_PER_UPDATE_1_BYTE_FORMAT (13) |
| 49 | /* Maximum number of NDEF blocks updates that can fit into one command (when all |
| 50 | * block-numbers are >= 256) */ |
| 51 | #define RW_T3T_MAX_NDEF_BLOCKS_PER_UPDATE_2_BYTE_FORMAT (12) |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 52 | |
| 53 | /* Definitions for SENSF_RES */ |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 54 | /* Offset of RD in SENSF_RES from NCI_POLL NTF (includes 1 byte SENSF_RES |
| 55 | * length) */ |
| 56 | #define RW_T3T_SENSF_RES_RD_OFFSET 17 |
| 57 | #define RW_T3T_SENSF_RES_RD_LEN 2 /* Size of RD in SENSF_RES */ |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 58 | |
| 59 | /* Timeout definitions for commands */ |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 60 | #define RW_T3T_POLL_CMD_TIMEOUT_TICKS \ |
| 61 | ((RW_T3T_TOUT_RESP * 2 * QUICK_TIMER_TICKS_PER_SEC) / 1000) |
| 62 | #define RW_T3T_DEFAULT_CMD_TIMEOUT_TICKS \ |
| 63 | ((RW_T3T_TOUT_RESP * QUICK_TIMER_TICKS_PER_SEC) / 1000) |
| 64 | #define RW_T3T_RAW_FRAME_CMD_TIMEOUT_TICKS \ |
| 65 | (RW_T3T_DEFAULT_CMD_TIMEOUT_TICKS * 4) |
| 66 | #define RW_T3T_MIN_TIMEOUT_TICKS 10 |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 67 | |
| 68 | /* Macro to extract major version from NDEF version byte */ |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 69 | #define T3T_GET_MAJOR_VERSION(ver) ((ver) >> 4) |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 70 | |
| 71 | /* Enumeration of API commands */ |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 72 | enum { |
| 73 | RW_T3T_CMD_DETECT_NDEF, |
| 74 | RW_T3T_CMD_CHECK_NDEF, |
| 75 | RW_T3T_CMD_UPDATE_NDEF, |
| 76 | RW_T3T_CMD_CHECK, |
| 77 | RW_T3T_CMD_UPDATE, |
| 78 | RW_T3T_CMD_SEND_RAW_FRAME, |
| 79 | RW_T3T_CMD_GET_SYSTEM_CODES, |
| 80 | RW_T3T_CMD_FORMAT, |
| 81 | RW_T3T_CMD_SET_READ_ONLY_SOFT, |
| 82 | RW_T3T_CMD_SET_READ_ONLY_HARD, |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 83 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 84 | RW_T3T_CMD_MAX |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 85 | }; |
| 86 | |
| 87 | /* RW_CBACK events corresponding to API comands */ |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 88 | const uint8_t rw_t3t_api_res_evt[RW_T3T_CMD_MAX] = { |
| 89 | RW_T3T_NDEF_DETECT_EVT, /* RW_T3T_CMD_DETECT_NDEF */ |
| 90 | RW_T3T_CHECK_CPLT_EVT, /* RW_T3T_CMD_CHECK_NDEF */ |
| 91 | RW_T3T_UPDATE_CPLT_EVT, /* RW_T3T_CMD_UPDATE_NDEF */ |
| 92 | RW_T3T_CHECK_CPLT_EVT, /* RW_T3T_CMD_CHECK */ |
| 93 | RW_T3T_UPDATE_CPLT_EVT, /* RW_T3T_CMD_UPDATE */ |
| 94 | RW_T3T_RAW_FRAME_EVT, /* RW_T3T_CMD_SEND_RAW_FRAME */ |
| 95 | RW_T3T_GET_SYSTEM_CODES_EVT, /* RW_T3T_CMD_GET_SYSTEM_CODES */ |
| 96 | RW_T3T_FORMAT_CPLT_EVT, /* RW_T3T_CMD_FORMAT */ |
| 97 | RW_T3T_SET_READ_ONLY_CPLT_EVT /* RW_T3T_CMD_SET_READ_ONLY */ |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 98 | }; |
| 99 | |
| 100 | /* States */ |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 101 | enum { |
| 102 | RW_T3T_STATE_NOT_ACTIVATED, |
| 103 | RW_T3T_STATE_IDLE, |
| 104 | RW_T3T_STATE_COMMAND_PENDING |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 105 | }; |
| 106 | |
| 107 | /* Sub-states */ |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 108 | enum { |
| 109 | /* Sub states for formatting Felica-Lite */ |
| 110 | RW_T3T_FMT_SST_POLL_FELICA_LITE, /* Waiting for POLL Felica-Lite response (for |
| 111 | formatting) */ |
| 112 | RW_T3T_FMT_SST_CHECK_MC_BLK, /* Waiting for Felica-Lite MC (MemoryControl) |
| 113 | block-read to complete */ |
| 114 | RW_T3T_FMT_SST_UPDATE_MC_BLK, /* Waiting for Felica-Lite MC (MemoryControl) |
| 115 | block-write to complete */ |
| 116 | RW_T3T_FMT_SST_UPDATE_NDEF_ATTRIB, /* Waiting for NDEF attribute block-write |
| 117 | to complete */ |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 118 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 119 | /* Sub states for setting Felica-Lite read only */ |
| 120 | RW_T3T_SRO_SST_POLL_FELICA_LITE, /* Waiting for POLL Felica-Lite response (for |
| 121 | setting read only) */ |
| 122 | RW_T3T_SRO_SST_UPDATE_NDEF_ATTRIB, /* Waiting for NDEF attribute block-write |
| 123 | to complete */ |
| 124 | RW_T3T_SRO_SST_CHECK_MC_BLK, /* Waiting for Felica-Lite MC (MemoryControl) |
| 125 | block-read to complete */ |
| 126 | RW_T3T_SRO_SST_UPDATE_MC_BLK /* Waiting for Felica-Lite MC (MemoryControl) |
| 127 | block-write to complete */ |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 128 | }; |
| 129 | |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 130 | static std::string rw_t3t_cmd_str(uint8_t cmd_id); |
| 131 | static std::string rw_t3t_state_str(uint8_t state_id); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 132 | |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 133 | /* Local static functions */ |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 134 | static void rw_t3t_update_ndef_flag(uint8_t* p_flag); |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 135 | static tNFC_STATUS rw_t3t_unselect(); |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 136 | static NFC_HDR* rw_t3t_get_cmd_buf(void); |
| 137 | static tNFC_STATUS rw_t3t_send_to_lower(NFC_HDR* p_msg); |
| 138 | static void rw_t3t_handle_get_system_codes_cplt(void); |
| 139 | static void rw_t3t_handle_get_sc_poll_rsp(tRW_T3T_CB* p_cb, uint8_t nci_status, |
| 140 | uint8_t num_responses, |
| 141 | uint8_t sensf_res_buf_size, |
| 142 | uint8_t* p_sensf_res_buf); |
| 143 | static void rw_t3t_handle_ndef_detect_poll_rsp(tRW_T3T_CB* p_cb, |
| 144 | uint8_t nci_status, |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 145 | uint8_t num_responses); |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 146 | static void rw_t3t_handle_fmt_poll_rsp(tRW_T3T_CB* p_cb, uint8_t nci_status, |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 147 | uint8_t num_responses); |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 148 | static void rw_t3t_handle_sro_poll_rsp(tRW_T3T_CB* p_cb, uint8_t nci_status, |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 149 | uint8_t num_responses); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 150 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 151 | /* Default NDEF attribute information block (used when formatting Felica-Lite |
| 152 | * tags) */ |
| 153 | /* NBr (max block reads per cmd)*/ |
| 154 | #define RW_T3T_DEFAULT_FELICALITE_NBR 4 |
| 155 | /* NBw (max block write per cmd)*/ |
| 156 | #define RW_T3T_DEFAULT_FELICALITE_NBW 1 |
| 157 | #define RW_T3T_DEFAULT_FELICALITE_NMAXB (T3T_FELICALITE_NMAXB) |
| 158 | #define RW_T3T_DEFAULT_FELICALITE_ATTRIB_INFO_CHECKSUM \ |
| 159 | ((T3T_MSG_NDEF_VERSION + RW_T3T_DEFAULT_FELICALITE_NBR + \ |
| 160 | RW_T3T_DEFAULT_FELICALITE_NBW + (RW_T3T_DEFAULT_FELICALITE_NMAXB >> 8) + \ |
| 161 | (RW_T3T_DEFAULT_FELICALITE_NMAXB & 0xFF) + T3T_MSG_NDEF_WRITEF_OFF + \ |
| 162 | T3T_MSG_NDEF_RWFLAG_RW) & \ |
| 163 | 0xFFFF) |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 164 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 165 | const uint8_t rw_t3t_default_attrib_info[T3T_MSG_BLOCKSIZE] = { |
| 166 | T3T_MSG_NDEF_VERSION, /* Ver */ |
| 167 | RW_T3T_DEFAULT_FELICALITE_NBR, /* NBr (max block reads per cmd)*/ |
| 168 | RW_T3T_DEFAULT_FELICALITE_NBW, /* NBw (max block write per cmd)*/ |
| 169 | (RW_T3T_DEFAULT_FELICALITE_NMAXB >> 8), /* Nmaxb (max size in blocks) */ |
| 170 | (RW_T3T_DEFAULT_FELICALITE_NMAXB & 0xFF), /* Nmaxb (max size in blocks) */ |
| 171 | 0, 0, 0, 0, /* Unused */ |
| 172 | T3T_MSG_NDEF_WRITEF_OFF, /* WriteF */ |
| 173 | T3T_MSG_NDEF_RWFLAG_RW, /* RW Flag */ |
| 174 | 0, 0, 0, /* Ln (current size in bytes) */ |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 175 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 176 | (RW_T3T_DEFAULT_FELICALITE_ATTRIB_INFO_CHECKSUM >> |
| 177 | 8), /* checksum (high-byte) */ |
| 178 | (RW_T3T_DEFAULT_FELICALITE_ATTRIB_INFO_CHECKSUM & |
| 179 | 0xFF) /* checksum (low-byte) */ |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 180 | |
| 181 | }; |
| 182 | |
| 183 | /* This is (T/t3t * 4^E) , E is the index of the array. The unit is .0001 ms */ |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 184 | static const uint32_t rw_t3t_mrti_base[] = {302, 1208, 4832, 19328}; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 185 | |
| 186 | /******************************************************************************* |
| 187 | ** |
| 188 | ** Function rw_t3t_check_timeout |
| 189 | ** |
| 190 | ** Description The timeout value is a + b * number_blocks) |
| 191 | ** |
| 192 | ** Returns timeout value in ticks |
| 193 | ** |
| 194 | *******************************************************************************/ |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 195 | static uint32_t rw_t3t_check_timeout(uint16_t num_blocks) { |
| 196 | tRW_T3T_CB* p_cb = &rw_cb.tcb.t3t; |
| 197 | uint32_t timeout; |
| 198 | uint32_t extra; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 199 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 200 | timeout = (p_cb->check_tout_a + num_blocks * p_cb->check_tout_b) * |
| 201 | QUICK_TIMER_TICKS_PER_SEC / 1000000; |
| 202 | /* allow some extra time for driver */ |
| 203 | extra = (timeout / 10) + RW_T3T_MIN_TIMEOUT_TICKS; |
| 204 | timeout += extra; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 205 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 206 | return timeout; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 207 | } |
| 208 | |
| 209 | /******************************************************************************* |
| 210 | ** |
| 211 | ** Function rw_t3t_update_timeout |
| 212 | ** |
| 213 | ** Description The timeout value is a + b * number_blocks) |
| 214 | ** |
| 215 | ** Returns timeout value in ticks |
| 216 | ** |
| 217 | *******************************************************************************/ |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 218 | static uint32_t rw_t3t_update_timeout(uint16_t num_blocks) { |
| 219 | tRW_T3T_CB* p_cb = &rw_cb.tcb.t3t; |
| 220 | uint32_t timeout; |
| 221 | uint32_t extra; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 222 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 223 | timeout = (p_cb->update_tout_a + num_blocks * p_cb->update_tout_b) * |
| 224 | QUICK_TIMER_TICKS_PER_SEC / 1000000; |
| 225 | /* allow some extra time for driver */ |
| 226 | extra = (timeout / 10) + RW_T3T_MIN_TIMEOUT_TICKS; |
| 227 | timeout += extra; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 228 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 229 | return timeout; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 230 | } |
| 231 | /******************************************************************************* |
| 232 | ** |
| 233 | ** Function rw_t3t_process_error |
| 234 | ** |
| 235 | ** Description Process error (timeout or CRC error) |
| 236 | ** |
| 237 | ** Returns none |
| 238 | ** |
| 239 | *******************************************************************************/ |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 240 | void rw_t3t_process_error(tNFC_STATUS status) { |
| 241 | tRW_T3T_CB* p_cb = &rw_cb.tcb.t3t; |
| 242 | uint8_t evt; |
| 243 | tRW_DATA evt_data; |
| 244 | NFC_HDR* p_cmd_buf; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 245 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 246 | if (p_cb->rw_state == RW_T3T_STATE_COMMAND_PENDING) { |
| 247 | if (p_cb->cur_cmd == RW_T3T_CMD_GET_SYSTEM_CODES) { |
| 248 | /* For GetSystemCode: tag did not respond to requested POLL */ |
| 249 | rw_t3t_handle_get_system_codes_cplt(); |
| 250 | return; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 251 | } |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 252 | /* Retry sending command if retry-count < max */ |
| 253 | else if (rw_cb.cur_retry < RW_MAX_RETRIES) { |
| 254 | /* retry sending the command */ |
| 255 | rw_cb.cur_retry++; |
| 256 | |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 257 | DLOG_IF(INFO, nfc_debug_enabled) |
| 258 | << StringPrintf("T3T retransmission attempt %i of %i", |
| 259 | rw_cb.cur_retry, RW_MAX_RETRIES); |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 260 | |
| 261 | /* allocate a new buffer for message */ |
| 262 | p_cmd_buf = rw_t3t_get_cmd_buf(); |
| 263 | if (p_cmd_buf != NULL) { |
| 264 | memcpy(p_cmd_buf, p_cb->p_cur_cmd_buf, sizeof(NFC_HDR) + |
| 265 | p_cb->p_cur_cmd_buf->offset + |
| 266 | p_cb->p_cur_cmd_buf->len); |
| 267 | |
| 268 | if (rw_t3t_send_to_lower(p_cmd_buf) == NFC_STATUS_OK) { |
| 269 | /* Start timer for waiting for response */ |
| 270 | nfc_start_quick_timer(&p_cb->timer, NFC_TTYPE_RW_T3T_RESPONSE, |
| 271 | p_cb->cur_tout); |
| 272 | return; |
| 273 | } else { |
| 274 | /* failure - could not send buffer */ |
| 275 | GKI_freebuf(p_cmd_buf); |
| 276 | } |
| 277 | } |
| 278 | } else { |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 279 | DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf( |
| 280 | "T3T maximum retransmission attempts reached (%i)", RW_MAX_RETRIES); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 281 | } |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 282 | |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 283 | #if (RW_STATS_INCLUDED == TRUE) |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 284 | /* update failure count */ |
| 285 | rw_main_update_fail_stats(); |
| 286 | #endif /* RW_STATS_INCLUDED */ |
| 287 | |
| 288 | p_cb->rw_state = RW_T3T_STATE_IDLE; |
| 289 | |
| 290 | /* Notify app of result (if there was a pending command) */ |
| 291 | if (p_cb->cur_cmd < RW_T3T_CMD_MAX) { |
| 292 | /* If doing presence check, use status=NFC_STATUS_FAILED, otherwise |
| 293 | * NFC_STATUS_TIMEOUT */ |
| 294 | evt_data.status = status; |
| 295 | evt = rw_t3t_api_res_evt[p_cb->cur_cmd]; |
| 296 | |
| 297 | /* Set additional flags for RW_T3T_NDEF_DETECT_EVT */ |
| 298 | if (evt == RW_T3T_NDEF_DETECT_EVT) { |
| 299 | evt_data.ndef.flags = RW_NDEF_FL_UNKNOWN; |
| 300 | rw_t3t_update_ndef_flag(&evt_data.ndef.flags); |
| 301 | } |
| 302 | |
| 303 | (*(rw_cb.p_cback))(evt, &evt_data); |
| 304 | } |
| 305 | } else { |
| 306 | evt_data.status = status; |
| 307 | (*(rw_cb.p_cback))(RW_T3T_INTF_ERROR_EVT, &evt_data); |
| 308 | } |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 309 | } |
| 310 | |
| 311 | /******************************************************************************* |
| 312 | ** |
| 313 | ** Function rw_t3t_start_poll_timer |
| 314 | ** |
| 315 | ** Description Start the timer for T3T POLL Command |
| 316 | ** |
| 317 | ** Returns none |
| 318 | ** |
| 319 | *******************************************************************************/ |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 320 | void rw_t3t_start_poll_timer(tRW_T3T_CB* p_cb) { |
| 321 | nfc_start_quick_timer(&p_cb->poll_timer, NFC_TTYPE_RW_T3T_RESPONSE, |
| 322 | RW_T3T_POLL_CMD_TIMEOUT_TICKS); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 323 | } |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 324 | |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 325 | /******************************************************************************* |
| 326 | ** |
| 327 | ** Function rw_t3t_handle_nci_poll_ntf |
| 328 | ** |
| 329 | ** Description Handle NCI_T3T_POLLING_NTF |
| 330 | ** |
| 331 | ** Returns none |
| 332 | ** |
| 333 | *******************************************************************************/ |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 334 | void rw_t3t_handle_nci_poll_ntf(uint8_t nci_status, uint8_t num_responses, |
| 335 | uint8_t sensf_res_buf_size, |
| 336 | uint8_t* p_sensf_res_buf) { |
| 337 | tRW_DATA evt_data; |
| 338 | tRW_T3T_CB* p_cb = &rw_cb.tcb.t3t; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 339 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 340 | /* stop timer for poll response */ |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 341 | nfc_stop_quick_timer(&p_cb->poll_timer); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 342 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 343 | /* Stop t3t timer (if started) */ |
| 344 | if (p_cb->flags & RW_T3T_FL_W4_PRESENCE_CHECK_POLL_RSP) { |
| 345 | p_cb->flags &= ~RW_T3T_FL_W4_PRESENCE_CHECK_POLL_RSP; |
| 346 | evt_data.status = nci_status; |
| 347 | p_cb->rw_state = RW_T3T_STATE_IDLE; |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 348 | (*(rw_cb.p_cback))(RW_T3T_PRESENCE_CHECK_EVT, &evt_data); |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 349 | } else if (p_cb->flags & RW_T3T_FL_W4_GET_SC_POLL_RSP) { |
| 350 | /* Handle POLL ntf in response to get system codes */ |
| 351 | p_cb->flags &= ~RW_T3T_FL_W4_GET_SC_POLL_RSP; |
| 352 | rw_t3t_handle_get_sc_poll_rsp(p_cb, nci_status, num_responses, |
| 353 | sensf_res_buf_size, p_sensf_res_buf); |
| 354 | } else if (p_cb->flags & RW_T3T_FL_W4_FMT_FELICA_LITE_POLL_RSP) { |
| 355 | /* Handle POLL ntf in response to get system codes */ |
| 356 | p_cb->flags &= ~RW_T3T_FL_W4_FMT_FELICA_LITE_POLL_RSP; |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 357 | rw_t3t_handle_fmt_poll_rsp(p_cb, nci_status, num_responses); |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 358 | } else if (p_cb->flags & RW_T3T_FL_W4_SRO_FELICA_LITE_POLL_RSP) { |
| 359 | /* Handle POLL ntf in response to get system codes */ |
| 360 | p_cb->flags &= ~RW_T3T_FL_W4_SRO_FELICA_LITE_POLL_RSP; |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 361 | rw_t3t_handle_sro_poll_rsp(p_cb, nci_status, num_responses); |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 362 | } else if (p_cb->flags & RW_T3T_FL_W4_NDEF_DETECT_POLL_RSP) { |
| 363 | /* Handle POLL ntf in response to ndef detection */ |
| 364 | p_cb->flags &= ~RW_T3T_FL_W4_NDEF_DETECT_POLL_RSP; |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 365 | rw_t3t_handle_ndef_detect_poll_rsp(p_cb, nci_status, num_responses); |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 366 | } else { |
| 367 | /* Handle POLL ntf in response to RW_T3tPoll */ |
| 368 | evt_data.t3t_poll.status = nci_status; |
| 369 | if (evt_data.t3t_poll.status == NCI_STATUS_OK) { |
| 370 | evt_data.t3t_poll.rc = p_cb->cur_poll_rc; |
| 371 | evt_data.t3t_poll.response_num = num_responses; |
| 372 | evt_data.t3t_poll.response_bufsize = sensf_res_buf_size; |
| 373 | evt_data.t3t_poll.response_buf = p_sensf_res_buf; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 374 | } |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 375 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 376 | p_cb->rw_state = RW_T3T_STATE_IDLE; |
| 377 | (*(rw_cb.p_cback))(RW_T3T_POLL_EVT, &evt_data); |
| 378 | } |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 379 | } |
| 380 | |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 381 | /******************************************************************************* |
| 382 | ** |
| 383 | ** Function rw_t3t_handle_get_system_codes_cplt |
| 384 | ** |
| 385 | ** Description Notify upper layer of system codes |
| 386 | ** |
| 387 | ** Returns none |
| 388 | ** |
| 389 | *******************************************************************************/ |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 390 | void rw_t3t_handle_get_system_codes_cplt(void) { |
| 391 | tRW_T3T_CB* p_cb = &rw_cb.tcb.t3t; |
| 392 | tRW_DATA evt_data; |
| 393 | uint8_t i; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 394 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 395 | evt_data.t3t_sc.status = NFC_STATUS_OK; |
| 396 | evt_data.t3t_sc.num_system_codes = p_cb->num_system_codes; |
| 397 | evt_data.t3t_sc.p_system_codes = p_cb->system_codes; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 398 | |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 399 | DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf( |
| 400 | "number of systems: %i", evt_data.t3t_sc.num_system_codes); |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 401 | for (i = 0; i < evt_data.t3t_sc.num_system_codes; i++) { |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 402 | DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf( |
| 403 | "system %i: %04X", i, evt_data.t3t_sc.p_system_codes[i]); |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 404 | } |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 405 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 406 | p_cb->rw_state = RW_T3T_STATE_IDLE; |
| 407 | (*(rw_cb.p_cback))(RW_T3T_GET_SYSTEM_CODES_EVT, &evt_data); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 408 | } |
| 409 | |
| 410 | /******************************************************************************* |
| 411 | ** |
| 412 | ** Function rw_t3t_format_cplt |
| 413 | ** |
| 414 | ** Description Notify upper layer of format complete |
| 415 | ** |
| 416 | ** Returns none |
| 417 | ** |
| 418 | *******************************************************************************/ |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 419 | void rw_t3t_format_cplt(tNFC_STATUS status) { |
| 420 | tRW_T3T_CB* p_cb = &rw_cb.tcb.t3t; |
| 421 | tRW_DATA evt_data; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 422 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 423 | p_cb->rw_state = RW_T3T_STATE_IDLE; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 424 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 425 | /* Update ndef info */ |
| 426 | p_cb->ndef_attrib.status = status; |
| 427 | if (status == NFC_STATUS_OK) { |
| 428 | p_cb->ndef_attrib.version = T3T_MSG_NDEF_VERSION; |
| 429 | p_cb->ndef_attrib.nbr = RW_T3T_DEFAULT_FELICALITE_NBR; |
| 430 | p_cb->ndef_attrib.nbw = RW_T3T_DEFAULT_FELICALITE_NBW; |
| 431 | p_cb->ndef_attrib.nmaxb = RW_T3T_DEFAULT_FELICALITE_NMAXB; |
| 432 | p_cb->ndef_attrib.writef = T3T_MSG_NDEF_WRITEF_OFF; |
| 433 | p_cb->ndef_attrib.rwflag = T3T_MSG_NDEF_RWFLAG_RW; |
| 434 | p_cb->ndef_attrib.ln = 0; |
| 435 | } |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 436 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 437 | /* Notify upper layer of format complete */ |
| 438 | evt_data.status = status; |
| 439 | (*(rw_cb.p_cback))(RW_T3T_FORMAT_CPLT_EVT, &evt_data); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 440 | } |
| 441 | |
| 442 | /******************************************************************************* |
| 443 | ** |
| 444 | ** Function rw_t3t_set_readonly_cplt |
| 445 | ** |
| 446 | ** Description Notify upper layer of set read only complete |
| 447 | ** |
| 448 | ** Returns none |
| 449 | ** |
| 450 | *******************************************************************************/ |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 451 | void rw_t3t_set_readonly_cplt(tNFC_STATUS status) { |
| 452 | tRW_T3T_CB* p_cb = &rw_cb.tcb.t3t; |
| 453 | tRW_DATA evt_data; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 454 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 455 | p_cb->rw_state = RW_T3T_STATE_IDLE; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 456 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 457 | /* Notify upper layer of format complete */ |
| 458 | evt_data.status = status; |
| 459 | (*(rw_cb.p_cback))(RW_T3T_SET_READ_ONLY_CPLT_EVT, &evt_data); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 460 | } |
| 461 | |
| 462 | /******************************************************************************* |
| 463 | ** |
| 464 | ** Function rw_t3t_process_timeout |
| 465 | ** |
| 466 | ** Description Process timeout |
| 467 | ** |
| 468 | ** Returns none |
| 469 | ** |
| 470 | *******************************************************************************/ |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 471 | void rw_t3t_process_timeout(TIMER_LIST_ENT* p_tle) { |
| 472 | tRW_T3T_CB* p_cb = &rw_cb.tcb.t3t; |
| 473 | tRW_DATA evt_data; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 474 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 475 | /* Check which timer timed out */ |
| 476 | if (p_tle == &p_cb->timer) { |
| 477 | /* UPDATE/CHECK response timeout */ |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 478 | LOG(ERROR) << StringPrintf("T3T timeout. state=%s cur_cmd=0x%02X (%s)", |
| 479 | rw_t3t_state_str(rw_cb.tcb.t3t.rw_state).c_str(), |
| 480 | rw_cb.tcb.t3t.cur_cmd, |
| 481 | rw_t3t_cmd_str(rw_cb.tcb.t3t.cur_cmd).c_str()); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 482 | |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 483 | rw_t3t_process_error(NFC_STATUS_TIMEOUT); |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 484 | } else { |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 485 | LOG(ERROR) << StringPrintf("T3T POLL timeout."); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 486 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 487 | /* POLL response timeout */ |
| 488 | if (p_cb->flags & RW_T3T_FL_W4_PRESENCE_CHECK_POLL_RSP) { |
| 489 | /* POLL timeout for presence check */ |
| 490 | p_cb->flags &= ~RW_T3T_FL_W4_PRESENCE_CHECK_POLL_RSP; |
| 491 | evt_data.status = NFC_STATUS_FAILED; |
| 492 | p_cb->rw_state = RW_T3T_STATE_IDLE; |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 493 | (*(rw_cb.p_cback))(RW_T3T_PRESENCE_CHECK_EVT, &evt_data); |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 494 | } else if (p_cb->flags & RW_T3T_FL_W4_GET_SC_POLL_RSP) { |
| 495 | /* POLL timeout for getting system codes */ |
| 496 | p_cb->flags &= ~RW_T3T_FL_W4_GET_SC_POLL_RSP; |
| 497 | rw_t3t_handle_get_system_codes_cplt(); |
| 498 | } else if (p_cb->flags & RW_T3T_FL_W4_FMT_FELICA_LITE_POLL_RSP) { |
| 499 | /* POLL timeout for formatting Felica Lite */ |
| 500 | p_cb->flags &= ~RW_T3T_FL_W4_FMT_FELICA_LITE_POLL_RSP; |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 501 | LOG(ERROR) << StringPrintf("Felica-Lite tag not detected"); |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 502 | rw_t3t_format_cplt(NFC_STATUS_FAILED); |
| 503 | } else if (p_cb->flags & RW_T3T_FL_W4_SRO_FELICA_LITE_POLL_RSP) { |
| 504 | /* POLL timeout for configuring Felica Lite read only */ |
| 505 | p_cb->flags &= ~RW_T3T_FL_W4_SRO_FELICA_LITE_POLL_RSP; |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 506 | LOG(ERROR) << StringPrintf("Felica-Lite tag not detected"); |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 507 | rw_t3t_set_readonly_cplt(NFC_STATUS_FAILED); |
| 508 | } else if (p_cb->flags & RW_T3T_FL_W4_NDEF_DETECT_POLL_RSP) { |
| 509 | /* POLL timeout for ndef detection */ |
| 510 | p_cb->flags &= ~RW_T3T_FL_W4_NDEF_DETECT_POLL_RSP; |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 511 | rw_t3t_handle_ndef_detect_poll_rsp(p_cb, NFC_STATUS_TIMEOUT, 0); |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 512 | } else { |
| 513 | /* Timeout waiting for response for RW_T3tPoll */ |
| 514 | evt_data.t3t_poll.status = NFC_STATUS_FAILED; |
| 515 | p_cb->rw_state = RW_T3T_STATE_IDLE; |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 516 | (*(rw_cb.p_cback))(RW_T3T_POLL_EVT, &evt_data); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 517 | } |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 518 | } |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 519 | } |
| 520 | |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 521 | /******************************************************************************* |
| 522 | ** |
| 523 | ** Function rw_t3t_process_frame_error |
| 524 | ** |
| 525 | ** Description Process frame crc error |
| 526 | ** |
| 527 | ** Returns none |
| 528 | ** |
| 529 | *******************************************************************************/ |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 530 | void rw_t3t_process_frame_error(void) { |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 531 | LOG(ERROR) << StringPrintf("T3T frame error. state=%s cur_cmd=0x%02X (%s)", |
| 532 | rw_t3t_state_str(rw_cb.tcb.t3t.rw_state).c_str(), |
| 533 | rw_cb.tcb.t3t.cur_cmd, |
| 534 | rw_t3t_cmd_str(rw_cb.tcb.t3t.cur_cmd).c_str()); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 535 | |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 536 | #if (RW_STATS_INCLUDED == TRUE) |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 537 | /* Update stats */ |
| 538 | rw_main_update_crc_error_stats(); |
| 539 | #endif /* RW_STATS_INCLUDED */ |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 540 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 541 | /* Process the error */ |
| 542 | rw_t3t_process_error(NFC_STATUS_MSG_CORRUPTED); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 543 | } |
| 544 | |
| 545 | /******************************************************************************* |
| 546 | ** |
| 547 | ** Function rw_t3t_send_to_lower |
| 548 | ** |
| 549 | ** Description Send command to lower layer |
| 550 | ** |
| 551 | ** Returns status of the send |
| 552 | ** |
| 553 | *******************************************************************************/ |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 554 | tNFC_STATUS rw_t3t_send_to_lower(NFC_HDR* p_msg) { |
| 555 | uint8_t* p; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 556 | |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 557 | #if (RW_STATS_INCLUDED == TRUE) |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 558 | bool is_retry; |
| 559 | /* Update stats */ |
| 560 | rw_main_update_tx_stats(p_msg->len, ((rw_cb.cur_retry == 0) ? false : true)); |
| 561 | #endif /* RW_STATS_INCLUDED */ |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 562 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 563 | /* Set NFC-F SoD field (payload len + 1) */ |
| 564 | p_msg->offset -= 1; /* Point to SoD field */ |
| 565 | p = (uint8_t*)(p_msg + 1) + p_msg->offset; |
| 566 | UINT8_TO_STREAM(p, (p_msg->len + 1)); |
| 567 | p_msg->len += 1; /* Increment len to include SoD */ |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 568 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 569 | return (NFC_SendData(NFC_RF_CONN_ID, p_msg)); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 570 | } |
| 571 | |
| 572 | /***************************************************************************** |
| 573 | ** |
| 574 | ** Function rw_t3t_get_cmd_buf |
| 575 | ** |
| 576 | ** Description Get a buffer for sending T3T messages |
| 577 | ** |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 578 | ** Returns NFC_HDR * |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 579 | ** |
| 580 | *****************************************************************************/ |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 581 | NFC_HDR* rw_t3t_get_cmd_buf(void) { |
| 582 | NFC_HDR* p_cmd_buf; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 583 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 584 | p_cmd_buf = (NFC_HDR*)GKI_getpoolbuf(NFC_RW_POOL_ID); |
| 585 | if (p_cmd_buf != NULL) { |
| 586 | /* Reserve offset for NCI_DATA_HDR and NFC-F Sod (LEN) field */ |
| 587 | p_cmd_buf->offset = NCI_MSG_OFFSET_SIZE + NCI_DATA_HDR_SIZE + 1; |
| 588 | p_cmd_buf->len = 0; |
| 589 | } |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 590 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 591 | return (p_cmd_buf); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 592 | } |
| 593 | |
| 594 | /***************************************************************************** |
| 595 | ** |
| 596 | ** Function rw_t3t_send_cmd |
| 597 | ** |
| 598 | ** Description Send command to tag, and start timer for response |
| 599 | ** |
| 600 | ** Returns tNFC_STATUS |
| 601 | ** |
| 602 | *****************************************************************************/ |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 603 | tNFC_STATUS rw_t3t_send_cmd(tRW_T3T_CB* p_cb, uint8_t rw_t3t_cmd, |
| 604 | NFC_HDR* p_cmd_buf, uint32_t timeout_ticks) { |
| 605 | tNFC_STATUS retval; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 606 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 607 | /* Indicate first attempt to send command, back up cmd buffer in case needed |
| 608 | * for retransmission */ |
| 609 | rw_cb.cur_retry = 0; |
| 610 | memcpy(p_cb->p_cur_cmd_buf, p_cmd_buf, |
| 611 | sizeof(NFC_HDR) + p_cmd_buf->offset + p_cmd_buf->len); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 612 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 613 | p_cb->cur_cmd = rw_t3t_cmd; |
| 614 | p_cb->cur_tout = timeout_ticks; |
| 615 | p_cb->rw_state = RW_T3T_STATE_COMMAND_PENDING; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 616 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 617 | retval = rw_t3t_send_to_lower(p_cmd_buf); |
| 618 | if (retval == NFC_STATUS_OK) { |
| 619 | /* Start timer for waiting for response */ |
| 620 | nfc_start_quick_timer(&p_cb->timer, NFC_TTYPE_RW_T3T_RESPONSE, |
| 621 | timeout_ticks); |
| 622 | } else { |
| 623 | /* Error sending */ |
| 624 | p_cb->rw_state = RW_T3T_STATE_IDLE; |
| 625 | } |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 626 | |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 627 | DLOG_IF(INFO, nfc_debug_enabled) |
| 628 | << StringPrintf("cur_tout: %d, timeout_ticks: %d ret:%d", p_cb->cur_tout, |
| 629 | timeout_ticks, retval); |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 630 | return (retval); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 631 | } |
| 632 | |
| 633 | /***************************************************************************** |
| 634 | ** |
| 635 | ** Function rw_t3t_send_update_ndef_attribute_cmd |
| 636 | ** |
| 637 | ** Description Send UPDATE command for Attribute Information |
| 638 | ** |
| 639 | ** Returns tNFC_STATUS |
| 640 | ** |
| 641 | *****************************************************************************/ |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 642 | tNFC_STATUS rw_t3t_send_update_ndef_attribute_cmd(tRW_T3T_CB* p_cb, |
| 643 | bool write_in_progress) { |
| 644 | tNFC_STATUS retval = NFC_STATUS_OK; |
| 645 | NFC_HDR* p_cmd_buf; |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 646 | uint8_t *p_cmd_start, *p; |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 647 | uint16_t checksum, i; |
| 648 | uint8_t write_f; |
| 649 | uint32_t ln; |
| 650 | uint8_t* p_ndef_attr_info_start; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 651 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 652 | p_cmd_buf = rw_t3t_get_cmd_buf(); |
| 653 | if (p_cmd_buf != NULL) { |
| 654 | /* Construct T3T message */ |
| 655 | p = p_cmd_start = (uint8_t*)(p_cmd_buf + 1) + p_cmd_buf->offset; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 656 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 657 | /* Add UPDATE opcode to message */ |
| 658 | UINT8_TO_STREAM(p, T3T_MSG_OPC_UPDATE_CMD); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 659 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 660 | /* Add IDm to message */ |
| 661 | ARRAY_TO_STREAM(p, p_cb->peer_nfcid2, NCI_NFCID2_LEN); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 662 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 663 | /* Add Service code list */ |
| 664 | UINT8_TO_STREAM(p, 1); /* Number of services (only 1 service: NDEF) */ |
| 665 | UINT16_TO_STREAM( |
| 666 | p, T3T_MSG_NDEF_SC_RW); /* Service code (little-endian format) */ |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 667 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 668 | /* Add number of blocks in this UPDATE command */ |
| 669 | UINT8_TO_STREAM(p, 1); /* Number of blocks to write in this command */ |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 670 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 671 | /* Block List element: the NDEF attribute information block (block 0) */ |
| 672 | UINT8_TO_STREAM(p, T3T_MSG_MASK_TWO_BYTE_BLOCK_DESC_FORMAT); |
| 673 | UINT8_TO_STREAM(p, 0); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 674 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 675 | /* Add payload (Attribute information block) */ |
| 676 | p_ndef_attr_info_start = |
| 677 | p; /* Save start of a NDEF attribute info block for checksum */ |
| 678 | UINT8_TO_STREAM(p, T3T_MSG_NDEF_VERSION); |
| 679 | UINT8_TO_STREAM(p, p_cb->ndef_attrib.nbr); |
| 680 | UINT8_TO_STREAM(p, p_cb->ndef_attrib.nbw); |
| 681 | UINT16_TO_BE_STREAM(p, p_cb->ndef_attrib.nmaxb); |
| 682 | UINT32_TO_STREAM(p, 0); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 683 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 684 | /* If starting NDEF write: set WriteF=ON, and ln=current ndef length */ |
| 685 | if (write_in_progress) { |
| 686 | write_f = T3T_MSG_NDEF_WRITEF_ON; |
| 687 | ln = p_cb->ndef_attrib.ln; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 688 | } |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 689 | /* If finishing NDEF write: set WriteF=OFF, and ln=new ndef len */ |
| 690 | else { |
| 691 | write_f = T3T_MSG_NDEF_WRITEF_OFF; |
| 692 | ln = p_cb->ndef_msg_len; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 693 | } |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 694 | UINT8_TO_STREAM(p, write_f); |
| 695 | UINT8_TO_STREAM(p, p_cb->ndef_attrib.rwflag); |
| 696 | UINT8_TO_STREAM(p, (ln >> 16) & 0xFF); /* High byte (of 3) of Ln */ |
| 697 | UINT8_TO_STREAM(p, (ln >> 8) & 0xFF); /* Middle byte (of 3) of Ln */ |
| 698 | UINT8_TO_STREAM(p, (ln)&0xFF); /* Low byte (of 3) of Ln */ |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 699 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 700 | /* Calculate and append Checksum */ |
| 701 | checksum = 0; |
| 702 | for (i = 0; i < T3T_MSG_NDEF_ATTR_INFO_SIZE; i++) { |
| 703 | checksum += p_ndef_attr_info_start[i]; |
| 704 | } |
| 705 | UINT16_TO_BE_STREAM(p, checksum); |
| 706 | |
| 707 | /* Calculate length of message */ |
| 708 | p_cmd_buf->len = (uint16_t)(p - p_cmd_start); |
| 709 | |
| 710 | /* Send the T3T message */ |
| 711 | retval = rw_t3t_send_cmd(p_cb, RW_T3T_CMD_UPDATE_NDEF, p_cmd_buf, |
| 712 | rw_t3t_update_timeout(1)); |
| 713 | } else { |
| 714 | retval = NFC_STATUS_NO_BUFFERS; |
| 715 | } |
| 716 | |
| 717 | return (retval); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 718 | } |
| 719 | |
| 720 | /***************************************************************************** |
| 721 | ** |
| 722 | ** Function rw_t3t_send_next_ndef_update_cmd |
| 723 | ** |
| 724 | ** Description Send next segment of NDEF message to update |
| 725 | ** |
| 726 | ** Returns tNFC_STATUS |
| 727 | ** |
| 728 | *****************************************************************************/ |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 729 | tNFC_STATUS rw_t3t_send_next_ndef_update_cmd(tRW_T3T_CB* p_cb) { |
| 730 | tNFC_STATUS retval = NFC_STATUS_OK; |
| 731 | uint16_t block_id; |
| 732 | uint16_t first_block_to_write; |
| 733 | uint16_t ndef_blocks_to_write, ndef_blocks_remaining; |
| 734 | uint32_t ndef_bytes_remaining, ndef_padding = 0; |
| 735 | uint8_t flags = 0; |
| 736 | uint8_t* p_cur_ndef_src_offset; |
| 737 | NFC_HDR* p_cmd_buf; |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 738 | uint8_t *p_cmd_start, *p; |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 739 | uint8_t blocks_per_update; |
| 740 | uint32_t timeout; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 741 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 742 | p_cmd_buf = rw_t3t_get_cmd_buf(); |
| 743 | if (p_cmd_buf != NULL) { |
| 744 | /* Construct T3T message */ |
| 745 | p = p_cmd_start = (uint8_t*)(p_cmd_buf + 1) + p_cmd_buf->offset; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 746 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 747 | /* Calculate number of ndef bytes remaining to write */ |
| 748 | ndef_bytes_remaining = p_cb->ndef_msg_len - p_cb->ndef_msg_bytes_sent; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 749 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 750 | /* Calculate number of blocks remaining to write */ |
| 751 | ndef_blocks_remaining = |
| 752 | (uint16_t)((ndef_bytes_remaining + 15) >> |
| 753 | 4); /* ndef blocks remaining (rounded upward) */ |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 754 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 755 | /* Calculate first NDEF block ID for this UPDATE command */ |
| 756 | first_block_to_write = (uint16_t)((p_cb->ndef_msg_bytes_sent >> 4) + 1); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 757 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 758 | /* Calculate max number of blocks per write. */ |
| 759 | if ((first_block_to_write + |
| 760 | RW_T3T_MAX_NDEF_BLOCKS_PER_UPDATE_1_BYTE_FORMAT) < 0x100) { |
| 761 | /* All block-numbers are < 0x100 (i.e. can be specified using one-byte |
| 762 | * format) */ |
| 763 | blocks_per_update = RW_T3T_MAX_NDEF_BLOCKS_PER_UPDATE_1_BYTE_FORMAT; |
| 764 | } else { |
| 765 | /* Block-numbers are >= 0x100 (i.e. need to be specified using two-byte |
| 766 | * format) */ |
| 767 | blocks_per_update = RW_T3T_MAX_NDEF_BLOCKS_PER_UPDATE_2_BYTE_FORMAT; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 768 | } |
| 769 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 770 | /* Check if blocks_per_update is bigger than what peer allows */ |
| 771 | if (blocks_per_update > p_cb->ndef_attrib.nbw) |
| 772 | blocks_per_update = p_cb->ndef_attrib.nbw; |
| 773 | |
| 774 | /* Check if remaining blocks can fit into one UPDATE command */ |
| 775 | if (ndef_blocks_remaining <= blocks_per_update) { |
| 776 | /* remaining blocks can fit into one UPDATE command */ |
| 777 | ndef_blocks_to_write = ndef_blocks_remaining; |
| 778 | } else { |
| 779 | /* Remaining blocks cannot fit into one UPDATE command */ |
| 780 | ndef_blocks_to_write = blocks_per_update; |
| 781 | } |
| 782 | |
| 783 | /* Write to command header for UPDATE */ |
| 784 | |
| 785 | /* Add UPDATE opcode to message */ |
| 786 | UINT8_TO_STREAM(p, T3T_MSG_OPC_UPDATE_CMD); |
| 787 | |
| 788 | /* Add IDm to message */ |
| 789 | ARRAY_TO_STREAM(p, p_cb->peer_nfcid2, NCI_NFCID2_LEN); |
| 790 | |
| 791 | /* Add Service code list */ |
| 792 | UINT8_TO_STREAM(p, 1); /* Number of services (only 1 service: NDEF) */ |
| 793 | UINT16_TO_STREAM( |
| 794 | p, T3T_MSG_NDEF_SC_RW); /* Service code (little-endian format) */ |
| 795 | |
| 796 | /* Add number of blocks in this UPDATE command */ |
| 797 | UINT8_TO_STREAM( |
| 798 | p, |
| 799 | ndef_blocks_to_write); /* Number of blocks to write in this command */ |
| 800 | timeout = rw_t3t_update_timeout(ndef_blocks_to_write); |
| 801 | |
| 802 | for (block_id = first_block_to_write; |
| 803 | block_id < (first_block_to_write + ndef_blocks_to_write); block_id++) { |
| 804 | if (block_id < 256) { |
| 805 | /* Block IDs 0-255 can be specified in '2-byte' format: byte0=0, |
| 806 | * byte1=blocknumber */ |
| 807 | UINT8_TO_STREAM( |
| 808 | p, T3T_MSG_MASK_TWO_BYTE_BLOCK_DESC_FORMAT); /* byte0: len=1; |
| 809 | access-mode=0; |
| 810 | service code list |
| 811 | order=0 */ |
| 812 | UINT8_TO_STREAM(p, block_id); /* byte1: block number */ |
| 813 | } else { |
| 814 | /* Block IDs 256+ must be specified in '3-byte' format: byte0=80h, |
| 815 | * followed by blocknumber */ |
| 816 | UINT8_TO_STREAM( |
| 817 | p, |
| 818 | 0x00); /* byte0: len=0; access-mode=0; service code list order=0 */ |
| 819 | UINT16_TO_STREAM( |
| 820 | p, block_id); /* byte1-2: block number in little-endian format */ |
| 821 | } |
| 822 | } |
| 823 | |
| 824 | /* Add NDEF payload */ |
| 825 | |
| 826 | /* If this sending last block of NDEF, check if padding is needed to make |
| 827 | * payload a multiple of 16 bytes */ |
| 828 | if (ndef_blocks_to_write == ndef_blocks_remaining) { |
| 829 | ndef_padding = (16 - (ndef_bytes_remaining & 0x0F)) & 0x0F; |
| 830 | if (ndef_padding) { |
| 831 | flags |= RW_T3T_FL_PADDING; |
| 832 | ndef_blocks_to_write--; /* handle the last block separately if it needs |
| 833 | padding */ |
| 834 | } |
| 835 | } |
| 836 | |
| 837 | /* Add NDEF payload to the message */ |
| 838 | p_cur_ndef_src_offset = &p_cb->ndef_msg[p_cb->ndef_msg_bytes_sent]; |
| 839 | |
| 840 | ARRAY_TO_STREAM(p, p_cur_ndef_src_offset, (ndef_blocks_to_write * 16)); |
| 841 | p_cb->ndef_msg_bytes_sent += ((uint32_t)ndef_blocks_to_write * 16); |
| 842 | |
| 843 | if (flags & RW_T3T_FL_PADDING) { |
| 844 | /* Add last of the NDEF message */ |
| 845 | p_cur_ndef_src_offset = &p_cb->ndef_msg[p_cb->ndef_msg_bytes_sent]; |
| 846 | ARRAY_TO_STREAM(p, p_cur_ndef_src_offset, (int)(16 - ndef_padding)); |
| 847 | p_cb->ndef_msg_bytes_sent += (16 - ndef_padding); |
| 848 | |
| 849 | /* Add padding */ |
| 850 | memset(p, 0, ndef_padding); |
| 851 | p += ndef_padding; |
| 852 | } |
| 853 | |
| 854 | /* Calculate length of message */ |
| 855 | p_cmd_buf->len = (uint16_t)(p - p_cmd_start); |
| 856 | |
| 857 | /* Send the T3T message */ |
| 858 | retval = rw_t3t_send_cmd(p_cb, RW_T3T_CMD_UPDATE_NDEF, p_cmd_buf, timeout); |
| 859 | } else { |
| 860 | retval = NFC_STATUS_NO_BUFFERS; |
| 861 | } |
| 862 | |
| 863 | return (retval); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 864 | } |
| 865 | |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 866 | /***************************************************************************** |
| 867 | ** |
| 868 | ** Function rw_t3t_send_next_ndef_check_cmd |
| 869 | ** |
| 870 | ** Description Send command for reading next segment of NDEF message |
| 871 | ** |
| 872 | ** Returns tNFC_STATUS |
| 873 | ** |
| 874 | *****************************************************************************/ |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 875 | tNFC_STATUS rw_t3t_send_next_ndef_check_cmd(tRW_T3T_CB* p_cb) { |
| 876 | tNFC_STATUS retval = NFC_STATUS_OK; |
| 877 | uint16_t block_id; |
| 878 | uint16_t ndef_blocks_remaining, first_block_to_read, cur_blocks_to_read; |
| 879 | uint32_t ndef_bytes_remaining; |
| 880 | NFC_HDR* p_cmd_buf; |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 881 | uint8_t *p_cmd_start, *p; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 882 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 883 | p_cmd_buf = rw_t3t_get_cmd_buf(); |
| 884 | if (p_cmd_buf != NULL) { |
| 885 | /* Construct T3T message */ |
| 886 | p = p_cmd_start = (uint8_t*)(p_cmd_buf + 1) + p_cmd_buf->offset; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 887 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 888 | /* Calculate number of ndef bytes remaining to read */ |
| 889 | ndef_bytes_remaining = p_cb->ndef_attrib.ln - p_cb->ndef_rx_offset; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 890 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 891 | /* Calculate number of blocks remaining to read */ |
| 892 | ndef_blocks_remaining = |
| 893 | (uint16_t)((ndef_bytes_remaining + 15) >> |
| 894 | 4); /* ndef blocks remaining (rounded upward) */ |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 895 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 896 | /* Calculate first NDEF block ID */ |
| 897 | first_block_to_read = (uint16_t)((p_cb->ndef_rx_offset >> 4) + 1); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 898 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 899 | /* Check if remaining blocks can fit into one CHECK command */ |
| 900 | if (ndef_blocks_remaining <= p_cb->ndef_attrib.nbr) { |
| 901 | /* remaining blocks can fit into one CHECK command */ |
| 902 | cur_blocks_to_read = ndef_blocks_remaining; |
| 903 | p_cb->ndef_rx_readlen = ndef_bytes_remaining; |
| 904 | p_cb->flags |= RW_T3T_FL_IS_FINAL_NDEF_SEGMENT; |
| 905 | } else { |
| 906 | /* Remaining blocks cannot fit into one CHECK command */ |
| 907 | cur_blocks_to_read = |
| 908 | p_cb->ndef_attrib |
| 909 | .nbr; /* Read maximum number of blocks allowed by the peer */ |
| 910 | p_cb->ndef_rx_readlen = ((uint32_t)p_cb->ndef_attrib.nbr * 16); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 911 | } |
| 912 | |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 913 | DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf( |
| 914 | "bytes_remaining: %i, cur_blocks_to_read: %i, is_final: %i", |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 915 | ndef_bytes_remaining, cur_blocks_to_read, |
| 916 | (p_cb->flags & RW_T3T_FL_IS_FINAL_NDEF_SEGMENT)); |
| 917 | |
| 918 | /* Add CHECK opcode to message */ |
| 919 | UINT8_TO_STREAM(p, T3T_MSG_OPC_CHECK_CMD); |
| 920 | |
| 921 | /* Add IDm to message */ |
| 922 | ARRAY_TO_STREAM(p, p_cb->peer_nfcid2, NCI_NFCID2_LEN); |
| 923 | |
| 924 | /* Add Service code list */ |
| 925 | UINT8_TO_STREAM(p, 1); /* Number of services (only 1 service: NDEF) */ |
| 926 | |
| 927 | /* Service code (little-endian format) . If NDEF is read-only, then use |
| 928 | * T3T_MSG_NDEF_SC_RO, otherwise use T3T_MSG_NDEF_SC_RW */ |
| 929 | if (p_cb->ndef_attrib.rwflag == T3T_MSG_NDEF_RWFLAG_RO) { |
| 930 | UINT16_TO_STREAM(p, T3T_MSG_NDEF_SC_RO); |
| 931 | } else { |
| 932 | UINT16_TO_STREAM(p, T3T_MSG_NDEF_SC_RW); |
| 933 | } |
| 934 | |
| 935 | /* Add number of blocks in this CHECK command */ |
| 936 | UINT8_TO_STREAM( |
| 937 | p, cur_blocks_to_read); /* Number of blocks to check in this command */ |
| 938 | |
| 939 | for (block_id = first_block_to_read; |
| 940 | block_id < (first_block_to_read + cur_blocks_to_read); block_id++) { |
| 941 | if (block_id < 256) { |
| 942 | /* Block IDs 0-255 can be specified in '2-byte' format: byte0=0, |
| 943 | * byte1=blocknumber */ |
| 944 | UINT8_TO_STREAM( |
| 945 | p, T3T_MSG_MASK_TWO_BYTE_BLOCK_DESC_FORMAT); /* byte1: len=0; |
| 946 | access-mode=0; |
| 947 | service code list |
| 948 | order=0 */ |
| 949 | UINT8_TO_STREAM(p, block_id); /* byte1: block number */ |
| 950 | } else { |
| 951 | /* Block IDs 256+ must be specified in '3-byte' format: byte0=80h, |
| 952 | * followed by blocknumber */ |
| 953 | UINT8_TO_STREAM( |
| 954 | p, |
| 955 | 0x00); /* byte0: len=1; access-mode=0; service code list order=0 */ |
| 956 | UINT16_TO_STREAM( |
| 957 | p, block_id); /* byte1-2: block number in little-endian format */ |
| 958 | } |
| 959 | } |
| 960 | |
| 961 | /* Calculate length of message */ |
| 962 | p_cmd_buf->len = (uint16_t)(p - p_cmd_start); |
| 963 | |
| 964 | /* Send the T3T message */ |
| 965 | retval = rw_t3t_send_cmd(p_cb, RW_T3T_CMD_CHECK_NDEF, p_cmd_buf, |
| 966 | rw_t3t_check_timeout(cur_blocks_to_read)); |
| 967 | } else { |
| 968 | retval = NFC_STATUS_NO_BUFFERS; |
| 969 | } |
| 970 | |
| 971 | return (retval); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 972 | } |
| 973 | |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 974 | /***************************************************************************** |
| 975 | ** |
| 976 | ** Function rw_t3t_message_set_block_list |
| 977 | ** |
| 978 | ** Description Add block list to T3T message |
| 979 | ** |
| 980 | ** Returns Number of bytes added to message |
| 981 | ** |
| 982 | *****************************************************************************/ |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 983 | void rw_t3t_message_set_block_list(tRW_T3T_CB* p_cb, uint8_t** p, |
| 984 | uint8_t num_blocks, |
| 985 | tT3T_BLOCK_DESC* p_t3t_blocks) { |
| 986 | uint16_t i, cur_service_code; |
| 987 | uint8_t service_code_idx, num_services = 0; |
| 988 | uint8_t* p_msg_num_services; |
| 989 | uint16_t service_list[T3T_MSG_SERVICE_LIST_MAX]; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 990 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 991 | /* Add CHECK or UPDATE opcode to message */ |
| 992 | UINT8_TO_STREAM( |
| 993 | (*p), ((p_cb->cur_cmd == RW_T3T_CMD_CHECK) ? T3T_MSG_OPC_CHECK_CMD |
| 994 | : T3T_MSG_OPC_UPDATE_CMD)); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 995 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 996 | /* Add IDm to message */ |
| 997 | ARRAY_TO_STREAM((*p), p_cb->peer_nfcid2, NCI_NFCID2_LEN); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 998 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 999 | /* Skip over Number of Services field */ |
| 1000 | p_msg_num_services = (*p); /* pointer to Number of Services offset */ |
| 1001 | (*p)++; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1002 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1003 | /* Count number of different services are specified in the list, and add |
| 1004 | * services to Service Code list */ |
| 1005 | for (i = 0; i < num_blocks; i++) { |
| 1006 | cur_service_code = p_t3t_blocks[i].service_code; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1007 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1008 | /* Check if current service_code is already in the service_list */ |
| 1009 | for (service_code_idx = 0; service_code_idx < num_services; |
| 1010 | service_code_idx++) { |
| 1011 | if (service_list[service_code_idx] == cur_service_code) break; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1012 | } |
| 1013 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1014 | if (service_code_idx == num_services) { |
| 1015 | /* Service not in the list yet. Add it. */ |
| 1016 | service_list[service_code_idx] = cur_service_code; |
| 1017 | num_services++; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1018 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1019 | /* Add service code to T3T message */ |
| 1020 | UINT16_TO_STREAM((*p), cur_service_code); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1021 | } |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1022 | } |
| 1023 | |
| 1024 | /* Add 'Number of Sservices' to the message */ |
| 1025 | *p_msg_num_services = num_services; |
| 1026 | |
| 1027 | /* Add 'number of blocks' to the message */ |
| 1028 | UINT8_TO_STREAM((*p), num_blocks); |
| 1029 | |
| 1030 | /* Add block descriptors */ |
| 1031 | for (i = 0; i < num_blocks; i++) { |
| 1032 | cur_service_code = p_t3t_blocks[i].service_code; |
| 1033 | |
| 1034 | /* Check if current service_code is already in the service_list */ |
| 1035 | for (service_code_idx = 0; service_code_idx < num_services; |
| 1036 | service_code_idx++) { |
| 1037 | if (service_list[service_code_idx] == cur_service_code) break; |
| 1038 | } |
| 1039 | |
| 1040 | /* Add decriptor to T3T message */ |
| 1041 | if (p_t3t_blocks[i].block_number > 0xFF) { |
| 1042 | UINT8_TO_STREAM((*p), service_code_idx); |
| 1043 | UINT16_TO_STREAM((*p), p_t3t_blocks[i].block_number); |
| 1044 | } else { |
| 1045 | service_code_idx |= T3T_MSG_MASK_TWO_BYTE_BLOCK_DESC_FORMAT; |
| 1046 | UINT8_TO_STREAM((*p), service_code_idx); |
| 1047 | UINT8_TO_STREAM((*p), p_t3t_blocks[i].block_number); |
| 1048 | } |
| 1049 | } |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1050 | } |
| 1051 | |
| 1052 | /***************************************************************************** |
| 1053 | ** |
| 1054 | ** Function rw_t3t_send_check_cmd |
| 1055 | ** |
| 1056 | ** Description Send CHECK command |
| 1057 | ** |
| 1058 | ** Returns tNFC_STATUS |
| 1059 | ** |
| 1060 | *****************************************************************************/ |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1061 | tNFC_STATUS rw_t3t_send_check_cmd(tRW_T3T_CB* p_cb, uint8_t num_blocks, |
| 1062 | tT3T_BLOCK_DESC* p_t3t_blocks) { |
| 1063 | NFC_HDR* p_cmd_buf; |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 1064 | uint8_t *p, *p_cmd_start; |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1065 | tNFC_STATUS retval = NFC_STATUS_OK; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1066 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1067 | p_cb->cur_cmd = RW_T3T_CMD_CHECK; |
| 1068 | p_cmd_buf = rw_t3t_get_cmd_buf(); |
| 1069 | if (p_cmd_buf != NULL) { |
| 1070 | /* Construct T3T message */ |
| 1071 | p = p_cmd_start = (uint8_t*)(p_cmd_buf + 1) + p_cmd_buf->offset; |
| 1072 | rw_t3t_message_set_block_list(p_cb, &p, num_blocks, p_t3t_blocks); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1073 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1074 | /* Calculate length of message */ |
| 1075 | p_cmd_buf->len = (uint16_t)(p - p_cmd_start); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1076 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1077 | /* Send the T3T message */ |
| 1078 | retval = rw_t3t_send_cmd(p_cb, RW_T3T_CMD_CHECK, p_cmd_buf, |
| 1079 | rw_t3t_check_timeout(num_blocks)); |
| 1080 | } else { |
| 1081 | retval = NFC_STATUS_NO_BUFFERS; |
| 1082 | } |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1083 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1084 | return (retval); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1085 | } |
| 1086 | |
| 1087 | /***************************************************************************** |
| 1088 | ** |
| 1089 | ** Function rw_t3t_send_update_cmd |
| 1090 | ** |
| 1091 | ** Description Send UPDATE command |
| 1092 | ** |
| 1093 | ** Returns tNFC_STATUS |
| 1094 | ** |
| 1095 | *****************************************************************************/ |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1096 | tNFC_STATUS rw_t3t_send_update_cmd(tRW_T3T_CB* p_cb, uint8_t num_blocks, |
| 1097 | tT3T_BLOCK_DESC* p_t3t_blocks, |
| 1098 | uint8_t* p_data) { |
| 1099 | NFC_HDR* p_cmd_buf; |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 1100 | uint8_t *p, *p_cmd_start; |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1101 | tNFC_STATUS retval = NFC_STATUS_OK; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1102 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1103 | p_cb->cur_cmd = RW_T3T_CMD_UPDATE; |
| 1104 | p_cmd_buf = rw_t3t_get_cmd_buf(); |
| 1105 | if (p_cmd_buf != NULL) { |
| 1106 | /* Construct T3T message */ |
| 1107 | p = p_cmd_start = (uint8_t*)(p_cmd_buf + 1) + p_cmd_buf->offset; |
| 1108 | rw_t3t_message_set_block_list(p_cb, &p, num_blocks, p_t3t_blocks); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1109 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1110 | /* Add data blocks to the message */ |
| 1111 | ARRAY_TO_STREAM(p, p_data, num_blocks * 16); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1112 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1113 | /* Calculate length of message */ |
| 1114 | p_cmd_buf->len = (uint16_t)(p - p_cmd_start); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1115 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1116 | /* Send the T3T message */ |
| 1117 | retval = rw_t3t_send_cmd(p_cb, RW_T3T_CMD_UPDATE, p_cmd_buf, |
| 1118 | rw_t3t_update_timeout(num_blocks)); |
| 1119 | } else { |
| 1120 | retval = NFC_STATUS_NO_BUFFERS; |
| 1121 | } |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1122 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1123 | return (retval); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1124 | } |
| 1125 | |
| 1126 | /***************************************************************************** |
| 1127 | ** |
| 1128 | ** Function rw_t3t_check_mc_block |
| 1129 | ** |
| 1130 | ** Description Send command to check Memory Configuration Block |
| 1131 | ** |
| 1132 | ** Returns tNFC_STATUS |
| 1133 | ** |
| 1134 | *****************************************************************************/ |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1135 | tNFC_STATUS rw_t3t_check_mc_block(tRW_T3T_CB* p_cb) { |
| 1136 | NFC_HDR* p_cmd_buf; |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 1137 | uint8_t *p, *p_cmd_start; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1138 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1139 | /* Read Memory Configuration block */ |
| 1140 | p_cmd_buf = rw_t3t_get_cmd_buf(); |
| 1141 | if (p_cmd_buf != NULL) { |
| 1142 | /* Construct T3T message */ |
| 1143 | p = p_cmd_start = (uint8_t*)(p_cmd_buf + 1) + p_cmd_buf->offset; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1144 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1145 | /* Add CHECK opcode to message */ |
| 1146 | UINT8_TO_STREAM(p, T3T_MSG_OPC_CHECK_CMD); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1147 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1148 | /* Add IDm to message */ |
| 1149 | ARRAY_TO_STREAM(p, p_cb->peer_nfcid2, NCI_NFCID2_LEN); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1150 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1151 | /* Add Service code list */ |
| 1152 | UINT8_TO_STREAM(p, 1); /* Number of services (only 1 service: NDEF) */ |
| 1153 | UINT16_TO_STREAM( |
| 1154 | p, T3T_MSG_NDEF_SC_RO); /* Service code (little-endian format) */ |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1155 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1156 | /* Number of blocks */ |
| 1157 | UINT8_TO_STREAM(p, 1); /* Number of blocks (only 1 block: Memory |
| 1158 | Configuration Information ) */ |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1159 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1160 | /* Block List element: the Memory Configuration block (block 0x88) */ |
| 1161 | UINT8_TO_STREAM(p, T3T_MSG_MASK_TWO_BYTE_BLOCK_DESC_FORMAT); |
| 1162 | UINT8_TO_STREAM(p, T3T_MSG_FELICALITE_BLOCK_ID_MC); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1163 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1164 | /* Calculate length of message */ |
| 1165 | p_cmd_buf->len = (uint16_t)(p - p_cmd_start); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1166 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1167 | /* Send the T3T message */ |
| 1168 | return rw_t3t_send_cmd(p_cb, p_cb->cur_cmd, p_cmd_buf, |
| 1169 | rw_t3t_check_timeout(1)); |
| 1170 | } else { |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 1171 | LOG(ERROR) << StringPrintf("Unable to allocate buffer to read MC block"); |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1172 | return (NFC_STATUS_NO_BUFFERS); |
| 1173 | } |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1174 | } |
| 1175 | |
| 1176 | /***************************************************************************** |
| 1177 | ** |
| 1178 | ** Function rw_t3t_send_raw_frame |
| 1179 | ** |
| 1180 | ** Description Send raw frame |
| 1181 | ** |
| 1182 | ** Returns tNFC_STATUS |
| 1183 | ** |
| 1184 | *****************************************************************************/ |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1185 | tNFC_STATUS rw_t3t_send_raw_frame(tRW_T3T_CB* p_cb, uint16_t len, |
| 1186 | uint8_t* p_data) { |
| 1187 | NFC_HDR* p_cmd_buf; |
| 1188 | uint8_t* p; |
| 1189 | tNFC_STATUS retval = NFC_STATUS_OK; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1190 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1191 | p_cmd_buf = rw_t3t_get_cmd_buf(); |
| 1192 | if (p_cmd_buf != NULL) { |
| 1193 | /* Construct T3T message */ |
| 1194 | p = (uint8_t*)(p_cmd_buf + 1) + p_cmd_buf->offset; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1195 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1196 | /* Add data blocks to the message */ |
| 1197 | ARRAY_TO_STREAM(p, p_data, len); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1198 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1199 | /* Calculate length of message */ |
| 1200 | p_cmd_buf->len = len; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1201 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1202 | /* Send the T3T message */ |
| 1203 | retval = rw_t3t_send_cmd(p_cb, RW_T3T_CMD_SEND_RAW_FRAME, p_cmd_buf, |
| 1204 | RW_T3T_RAW_FRAME_CMD_TIMEOUT_TICKS); |
| 1205 | } else { |
| 1206 | retval = NFC_STATUS_NO_BUFFERS; |
| 1207 | } |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1208 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1209 | return (retval); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1210 | } |
| 1211 | |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1212 | /***************************************************************************** |
| 1213 | ** TAG RESPONSE HANDLERS |
| 1214 | *****************************************************************************/ |
| 1215 | |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1216 | /***************************************************************************** |
| 1217 | ** |
| 1218 | ** Function rw_t3t_act_handle_ndef_detect_rsp |
| 1219 | ** |
| 1220 | ** Description Handle response to NDEF detection |
| 1221 | ** |
| 1222 | ** Returns Nothing |
| 1223 | ** |
| 1224 | *****************************************************************************/ |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1225 | void rw_t3t_act_handle_ndef_detect_rsp(tRW_T3T_CB* p_cb, NFC_HDR* p_msg_rsp) { |
| 1226 | uint8_t* p; |
| 1227 | uint32_t temp; |
| 1228 | uint8_t i; |
| 1229 | uint16_t checksum_calc, checksum_rx; |
| 1230 | tRW_DETECT_NDEF_DATA evt_data; |
| 1231 | uint8_t* p_t3t_rsp = (uint8_t*)(p_msg_rsp + 1) + p_msg_rsp->offset; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1232 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1233 | evt_data.status = NFC_STATUS_FAILED; |
| 1234 | evt_data.flags = RW_NDEF_FL_UNKNOWN; |
| 1235 | |
| 1236 | /* Check if response code is CHECK resp (for reading NDEF attribute block) */ |
| 1237 | if (p_t3t_rsp[T3T_MSG_RSP_OFFSET_RSPCODE] != T3T_MSG_OPC_CHECK_RSP) { |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 1238 | LOG(ERROR) << StringPrintf( |
| 1239 | "Response error: expecting rsp_code %02X, but got %02X", |
| 1240 | T3T_MSG_OPC_CHECK_RSP, p_t3t_rsp[T3T_MSG_RSP_OFFSET_RSPCODE]); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1241 | evt_data.status = NFC_STATUS_FAILED; |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1242 | } |
| 1243 | /* Validate status code and NFCID2 response from tag */ |
| 1244 | else if ((p_t3t_rsp[T3T_MSG_RSP_OFFSET_STATUS1] != |
| 1245 | T3T_MSG_RSP_STATUS_OK) /* verify response status code */ |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 1246 | || (memcmp(p_cb->peer_nfcid2, &p_t3t_rsp[T3T_MSG_RSP_OFFSET_IDM], |
| 1247 | NCI_NFCID2_LEN) != 0)) /* verify response IDm */ |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1248 | { |
| 1249 | evt_data.status = NFC_STATUS_FAILED; |
| 1250 | } else { |
| 1251 | /* Get checksum from received ndef attribute msg */ |
| 1252 | p = &p_t3t_rsp[T3T_MSG_RSP_OFFSET_CHECK_DATA + T3T_MSG_NDEF_ATTR_INFO_SIZE]; |
| 1253 | BE_STREAM_TO_UINT16(checksum_rx, p); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1254 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1255 | /* Calculate checksum - move check for checsum to beginning */ |
| 1256 | checksum_calc = 0; |
| 1257 | p = &p_t3t_rsp[T3T_MSG_RSP_OFFSET_CHECK_DATA]; |
| 1258 | for (i = 0; i < T3T_MSG_NDEF_ATTR_INFO_SIZE; i++) { |
| 1259 | checksum_calc += p[i]; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1260 | } |
| 1261 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1262 | /* Validate checksum */ |
| 1263 | if (checksum_calc != checksum_rx) { |
| 1264 | p_cb->ndef_attrib.status = |
| 1265 | NFC_STATUS_FAILED; /* only ok or failed passed to the app. can be |
| 1266 | boolean*/ |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1267 | |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 1268 | LOG(ERROR) << StringPrintf("RW_T3tDetectNDEF checksum failed"); |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1269 | } else { |
| 1270 | p_cb->ndef_attrib.status = NFC_STATUS_OK; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1271 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1272 | /* Validate version number */ |
| 1273 | STREAM_TO_UINT8(p_cb->ndef_attrib.version, p); |
| 1274 | |
| 1275 | if (T3T_GET_MAJOR_VERSION(T3T_MSG_NDEF_VERSION) < |
| 1276 | T3T_GET_MAJOR_VERSION(p_cb->ndef_attrib.version)) { |
| 1277 | /* Remote tag's MajorVer is newer than our's. Reject NDEF as per T3TOP |
| 1278 | * RQ_T3T_NDA_024 */ |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 1279 | LOG(ERROR) << StringPrintf( |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1280 | "RW_T3tDetectNDEF: incompatible NDEF version. Local=0x%02x, " |
| 1281 | "Remote=0x%02x", |
| 1282 | T3T_MSG_NDEF_VERSION, p_cb->ndef_attrib.version); |
| 1283 | p_cb->ndef_attrib.status = NFC_STATUS_FAILED; |
| 1284 | evt_data.status = NFC_STATUS_BAD_RESP; |
| 1285 | } else { |
| 1286 | /* Remote tag's MajorVer is equal or older than our's. NDEF is |
| 1287 | * compatible with our version. */ |
| 1288 | |
| 1289 | /* Update NDEF info */ |
| 1290 | STREAM_TO_UINT8( |
| 1291 | p_cb->ndef_attrib.nbr, |
| 1292 | p); /* NBr: number of blocks that can be read using one Check |
| 1293 | command */ |
| 1294 | STREAM_TO_UINT8(p_cb->ndef_attrib.nbw, |
| 1295 | p); /* Nbw: number of blocks that can be written using |
| 1296 | one Update command */ |
| 1297 | BE_STREAM_TO_UINT16( |
| 1298 | p_cb->ndef_attrib.nmaxb, |
| 1299 | p); /* Nmaxb: maximum number of blocks available for NDEF data */ |
| 1300 | BE_STREAM_TO_UINT32(temp, p); |
| 1301 | STREAM_TO_UINT8(p_cb->ndef_attrib.writef, |
| 1302 | p); /* WriteFlag: 00h if writing data finished; 0Fh if |
| 1303 | writing data in progress */ |
| 1304 | STREAM_TO_UINT8( |
| 1305 | p_cb->ndef_attrib.rwflag, |
| 1306 | p); /* RWFlag: 00h NDEF is read-only; 01h if read/write available */ |
| 1307 | |
| 1308 | /* Get length (3-byte, big-endian) */ |
| 1309 | STREAM_TO_UINT8(temp, p); /* Ln: high-byte */ |
| 1310 | BE_STREAM_TO_UINT16(p_cb->ndef_attrib.ln, p); /* Ln: lo-word */ |
| 1311 | p_cb->ndef_attrib.ln += (temp << 16); |
| 1312 | |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 1313 | DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf( |
| 1314 | "Detected NDEF Ver: 0x%02x", p_cb->ndef_attrib.version); |
| 1315 | DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf( |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1316 | "Detected NDEF Attributes: Nbr=%i, Nbw=%i, Nmaxb=%i, WriteF=%i, " |
| 1317 | "RWFlag=%i, Ln=%i", |
| 1318 | p_cb->ndef_attrib.nbr, p_cb->ndef_attrib.nbw, |
| 1319 | p_cb->ndef_attrib.nmaxb, p_cb->ndef_attrib.writef, |
| 1320 | p_cb->ndef_attrib.rwflag, p_cb->ndef_attrib.ln); |
| 1321 | |
| 1322 | /* Set data for RW_T3T_NDEF_DETECT_EVT */ |
| 1323 | evt_data.status = p_cb->ndef_attrib.status; |
| 1324 | evt_data.cur_size = p_cb->ndef_attrib.ln; |
| 1325 | evt_data.max_size = (uint32_t)p_cb->ndef_attrib.nmaxb * 16; |
| 1326 | evt_data.protocol = NFC_PROTOCOL_T3T; |
| 1327 | evt_data.flags = (RW_NDEF_FL_SUPPORTED | RW_NDEF_FL_FORMATED); |
| 1328 | if (p_cb->ndef_attrib.rwflag == T3T_MSG_NDEF_RWFLAG_RO) |
| 1329 | evt_data.flags |= RW_NDEF_FL_READ_ONLY; |
| 1330 | } |
| 1331 | } |
| 1332 | } |
| 1333 | |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 1334 | DLOG_IF(INFO, nfc_debug_enabled) |
| 1335 | << StringPrintf("RW_T3tDetectNDEF response: %i", evt_data.status); |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1336 | |
| 1337 | p_cb->rw_state = RW_T3T_STATE_IDLE; |
| 1338 | rw_t3t_update_ndef_flag(&evt_data.flags); |
| 1339 | /* Notify app of NDEF detection result */ |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 1340 | tRW_DATA rw_data; |
| 1341 | rw_data.ndef = evt_data; |
| 1342 | (*(rw_cb.p_cback))(RW_T3T_NDEF_DETECT_EVT, &rw_data); |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1343 | |
| 1344 | GKI_freebuf(p_msg_rsp); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1345 | } |
| 1346 | |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1347 | /***************************************************************************** |
| 1348 | ** |
| 1349 | ** Function rw_t3t_act_handle_check_rsp |
| 1350 | ** |
| 1351 | ** Description Handle response to CHECK command |
| 1352 | ** |
| 1353 | ** Returns Nothing |
| 1354 | ** |
| 1355 | *****************************************************************************/ |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1356 | void rw_t3t_act_handle_check_rsp(tRW_T3T_CB* p_cb, NFC_HDR* p_msg_rsp) { |
| 1357 | uint8_t* p_t3t_rsp = (uint8_t*)(p_msg_rsp + 1) + p_msg_rsp->offset; |
| 1358 | tRW_READ_DATA evt_data; |
| 1359 | tNFC_STATUS nfc_status = NFC_STATUS_OK; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1360 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1361 | /* Validate response from tag */ |
| 1362 | if ((p_t3t_rsp[T3T_MSG_RSP_OFFSET_STATUS1] != |
| 1363 | T3T_MSG_RSP_STATUS_OK) /* verify response status code */ |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 1364 | || (memcmp(p_cb->peer_nfcid2, &p_t3t_rsp[T3T_MSG_RSP_OFFSET_IDM], |
| 1365 | NCI_NFCID2_LEN) != 0)) /* verify response IDm */ |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1366 | { |
| 1367 | nfc_status = NFC_STATUS_FAILED; |
| 1368 | GKI_freebuf(p_msg_rsp); |
| 1369 | } else if (p_t3t_rsp[T3T_MSG_RSP_OFFSET_RSPCODE] != T3T_MSG_OPC_CHECK_RSP) { |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 1370 | LOG(ERROR) << StringPrintf( |
| 1371 | "Response error: expecting rsp_code %02X, but got %02X", |
| 1372 | T3T_MSG_OPC_CHECK_RSP, p_t3t_rsp[T3T_MSG_RSP_OFFSET_RSPCODE]); |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1373 | nfc_status = NFC_STATUS_FAILED; |
| 1374 | GKI_freebuf(p_msg_rsp); |
| 1375 | } else { |
| 1376 | /* Copy incoming data into buffer */ |
| 1377 | p_msg_rsp->offset += |
| 1378 | T3T_MSG_RSP_OFFSET_CHECK_DATA; /* Skip over t3t header */ |
| 1379 | p_msg_rsp->len -= T3T_MSG_RSP_OFFSET_CHECK_DATA; |
| 1380 | evt_data.status = NFC_STATUS_OK; |
| 1381 | evt_data.p_data = p_msg_rsp; |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 1382 | tRW_DATA rw_data; |
| 1383 | rw_data.data = evt_data; |
| 1384 | (*(rw_cb.p_cback))(RW_T3T_CHECK_EVT, &rw_data); |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1385 | } |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1386 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1387 | p_cb->rw_state = RW_T3T_STATE_IDLE; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1388 | |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 1389 | tRW_DATA rw_data; |
| 1390 | rw_data.status = nfc_status; |
| 1391 | (*(rw_cb.p_cback))(RW_T3T_CHECK_CPLT_EVT, &rw_data); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1392 | } |
| 1393 | |
| 1394 | /***************************************************************************** |
| 1395 | ** |
| 1396 | ** Function rw_t3t_act_handle_update_rsp |
| 1397 | ** |
| 1398 | ** Description Handle response to UPDATE command |
| 1399 | ** |
| 1400 | ** Returns Nothing |
| 1401 | ** |
| 1402 | *****************************************************************************/ |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1403 | void rw_t3t_act_handle_update_rsp(tRW_T3T_CB* p_cb, NFC_HDR* p_msg_rsp) { |
| 1404 | uint8_t* p_t3t_rsp = (uint8_t*)(p_msg_rsp + 1) + p_msg_rsp->offset; |
| 1405 | tRW_READ_DATA evt_data; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1406 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1407 | /* Validate response from tag */ |
| 1408 | if ((p_t3t_rsp[T3T_MSG_RSP_OFFSET_STATUS1] != |
| 1409 | T3T_MSG_RSP_STATUS_OK) /* verify response status code */ |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 1410 | || (memcmp(p_cb->peer_nfcid2, &p_t3t_rsp[T3T_MSG_RSP_OFFSET_IDM], |
| 1411 | NCI_NFCID2_LEN) != 0)) /* verify response IDm */ |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1412 | { |
| 1413 | evt_data.status = NFC_STATUS_FAILED; |
| 1414 | } else if (p_t3t_rsp[T3T_MSG_RSP_OFFSET_RSPCODE] != T3T_MSG_OPC_UPDATE_RSP) { |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 1415 | LOG(ERROR) << StringPrintf( |
| 1416 | "Response error: expecting rsp_code %02X, but got %02X", |
| 1417 | T3T_MSG_OPC_UPDATE_RSP, p_t3t_rsp[T3T_MSG_RSP_OFFSET_RSPCODE]); |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1418 | evt_data.status = NFC_STATUS_FAILED; |
| 1419 | } else { |
| 1420 | /* Copy incoming data into buffer */ |
| 1421 | evt_data.status = NFC_STATUS_OK; |
| 1422 | } |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1423 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1424 | p_cb->rw_state = RW_T3T_STATE_IDLE; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1425 | |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 1426 | tRW_DATA rw_data; |
| 1427 | rw_data.data = evt_data; |
| 1428 | (*(rw_cb.p_cback))(RW_T3T_UPDATE_CPLT_EVT, &rw_data); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1429 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1430 | GKI_freebuf(p_msg_rsp); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1431 | } |
| 1432 | |
| 1433 | /***************************************************************************** |
| 1434 | ** |
| 1435 | ** Function rw_t3t_act_handle_raw_senddata_rsp |
| 1436 | ** |
| 1437 | ** Description Handle response to NDEF detection |
| 1438 | ** |
| 1439 | ** Returns Nothing |
| 1440 | ** |
| 1441 | *****************************************************************************/ |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1442 | void rw_t3t_act_handle_raw_senddata_rsp(tRW_T3T_CB* p_cb, |
| 1443 | tNFC_DATA_CEVT* p_data) { |
| 1444 | tRW_READ_DATA evt_data; |
| 1445 | NFC_HDR* p_pkt = p_data->p_data; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1446 | |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 1447 | DLOG_IF(INFO, nfc_debug_enabled) |
| 1448 | << StringPrintf("RW T3T Raw Frame: Len [0x%X] Status [%s]", p_pkt->len, |
| 1449 | NFC_GetStatusName(p_data->status).c_str()); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1450 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1451 | /* Copy incoming data into buffer */ |
| 1452 | evt_data.status = p_data->status; |
| 1453 | evt_data.p_data = p_pkt; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1454 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1455 | p_cb->rw_state = RW_T3T_STATE_IDLE; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1456 | |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 1457 | tRW_DATA rw_data; |
| 1458 | rw_data.data = evt_data; |
| 1459 | (*(rw_cb.p_cback))(RW_T3T_RAW_FRAME_EVT, &rw_data); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1460 | } |
| 1461 | |
| 1462 | /***************************************************************************** |
| 1463 | ** |
| 1464 | ** Function rw_t3t_act_handle_check_ndef_rsp |
| 1465 | ** |
| 1466 | ** Description Handle response to NDEF read segment |
| 1467 | ** |
| 1468 | ** Returns Nothing |
| 1469 | ** |
| 1470 | *****************************************************************************/ |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1471 | void rw_t3t_act_handle_check_ndef_rsp(tRW_T3T_CB* p_cb, NFC_HDR* p_msg_rsp) { |
| 1472 | bool check_complete = true; |
| 1473 | tNFC_STATUS nfc_status = NFC_STATUS_OK; |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1474 | uint8_t* p_t3t_rsp = (uint8_t*)(p_msg_rsp + 1) + p_msg_rsp->offset; |
| 1475 | uint8_t rsp_num_bytes_rx; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1476 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1477 | /* Validate response from tag */ |
| 1478 | if ((p_t3t_rsp[T3T_MSG_RSP_OFFSET_STATUS1] != |
| 1479 | T3T_MSG_RSP_STATUS_OK) /* verify response status code */ |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 1480 | || (memcmp(p_cb->peer_nfcid2, &p_t3t_rsp[T3T_MSG_RSP_OFFSET_IDM], |
| 1481 | NCI_NFCID2_LEN) != 0) /* verify response IDm */ |
| 1482 | || (p_t3t_rsp[T3T_MSG_RSP_OFFSET_NUMBLOCKS] != |
| 1483 | ((p_cb->ndef_rx_readlen + 15) >> 4))) /* verify length of response */ |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1484 | { |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 1485 | LOG(ERROR) << StringPrintf( |
| 1486 | "Response error: bad status, nfcid2, or invalid len: %i %i", |
| 1487 | p_t3t_rsp[T3T_MSG_RSP_OFFSET_NUMBLOCKS], |
| 1488 | ((p_cb->ndef_rx_readlen + 15) >> 4)); |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1489 | nfc_status = NFC_STATUS_FAILED; |
| 1490 | GKI_freebuf(p_msg_rsp); |
| 1491 | } else if (p_t3t_rsp[T3T_MSG_RSP_OFFSET_RSPCODE] != T3T_MSG_OPC_CHECK_RSP) { |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 1492 | LOG(ERROR) << StringPrintf( |
| 1493 | "Response error: expecting rsp_code %02X, but got %02X", |
| 1494 | T3T_MSG_OPC_CHECK_RSP, p_t3t_rsp[T3T_MSG_RSP_OFFSET_RSPCODE]); |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1495 | nfc_status = NFC_STATUS_FAILED; |
| 1496 | GKI_freebuf(p_msg_rsp); |
| 1497 | } else { |
| 1498 | /* Notify app of NDEF segment received */ |
| 1499 | rsp_num_bytes_rx = p_t3t_rsp[T3T_MSG_RSP_OFFSET_NUMBLOCKS] * |
| 1500 | 16; /* Number of bytes received, according to header */ |
| 1501 | p_cb->ndef_rx_offset += p_cb->ndef_rx_readlen; |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1502 | p_msg_rsp->offset += |
| 1503 | T3T_MSG_RSP_OFFSET_CHECK_DATA; /* Skip over t3t header (point to block |
| 1504 | data) */ |
| 1505 | p_msg_rsp->len -= T3T_MSG_RSP_OFFSET_CHECK_DATA; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1506 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1507 | /* Verify that the bytes received is really the amount indicated in the |
| 1508 | * check-response header */ |
| 1509 | if (rsp_num_bytes_rx > p_msg_rsp->len) { |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 1510 | LOG(ERROR) << StringPrintf( |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1511 | "Response error: CHECK rsp header indicates %i bytes, but only " |
| 1512 | "received %i bytes", |
| 1513 | rsp_num_bytes_rx, p_msg_rsp->len); |
| 1514 | nfc_status = NFC_STATUS_FAILED; |
| 1515 | GKI_freebuf(p_msg_rsp); |
| 1516 | } else { |
| 1517 | /* If this is the the final block, then set len to reflect only valid |
| 1518 | * bytes (do not include padding to 16-byte boundary) */ |
| 1519 | if ((p_cb->flags & RW_T3T_FL_IS_FINAL_NDEF_SEGMENT) && |
| 1520 | (p_cb->ndef_attrib.ln & 0x000F)) { |
| 1521 | rsp_num_bytes_rx -= (16 - (p_cb->ndef_attrib.ln & 0x000F)); |
| 1522 | } |
| 1523 | |
| 1524 | p_msg_rsp->len = rsp_num_bytes_rx; |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 1525 | tRW_DATA rw_data; |
| 1526 | rw_data.data.status = NFC_STATUS_OK; |
| 1527 | rw_data.data.p_data = p_msg_rsp; |
| 1528 | (*(rw_cb.p_cback))(RW_T3T_CHECK_EVT, &rw_data); |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1529 | |
| 1530 | /* Send CHECK cmd for next NDEF segment, if needed */ |
| 1531 | if (!(p_cb->flags & RW_T3T_FL_IS_FINAL_NDEF_SEGMENT)) { |
| 1532 | nfc_status = rw_t3t_send_next_ndef_check_cmd(p_cb); |
| 1533 | if (nfc_status == NFC_STATUS_OK) { |
| 1534 | /* Still getting more segments. Don't send RW_T3T_CHECK_CPLT_EVT yet |
| 1535 | */ |
| 1536 | check_complete = false; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1537 | } |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1538 | } |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1539 | } |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1540 | } |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1541 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1542 | /* Notify app of RW_T3T_CHECK_CPLT_EVT if entire NDEF has been read, or if |
| 1543 | * failure */ |
| 1544 | if (check_complete) { |
| 1545 | p_cb->rw_state = RW_T3T_STATE_IDLE; |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 1546 | tRW_DATA evt_data; |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1547 | evt_data.status = nfc_status; |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 1548 | (*(rw_cb.p_cback))(RW_T3T_CHECK_CPLT_EVT, &evt_data); |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1549 | } |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1550 | } |
| 1551 | |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1552 | /***************************************************************************** |
| 1553 | ** |
| 1554 | ** Function rw_t3t_act_handle_update_ndef_rsp |
| 1555 | ** |
| 1556 | ** Description Handle response to NDEF write segment |
| 1557 | ** |
| 1558 | ** Returns Nothing |
| 1559 | ** |
| 1560 | *****************************************************************************/ |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1561 | void rw_t3t_act_handle_update_ndef_rsp(tRW_T3T_CB* p_cb, NFC_HDR* p_msg_rsp) { |
| 1562 | bool update_complete = true; |
| 1563 | tNFC_STATUS nfc_status = NFC_STATUS_OK; |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1564 | uint8_t* p_t3t_rsp = (uint8_t*)(p_msg_rsp + 1) + p_msg_rsp->offset; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1565 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1566 | /* Check nfcid2 and status of response */ |
| 1567 | if ((p_t3t_rsp[T3T_MSG_RSP_OFFSET_STATUS1] != |
| 1568 | T3T_MSG_RSP_STATUS_OK) /* verify response status code */ |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 1569 | || (memcmp(p_cb->peer_nfcid2, &p_t3t_rsp[T3T_MSG_RSP_OFFSET_IDM], |
| 1570 | NCI_NFCID2_LEN) != 0)) /* verify response IDm */ |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1571 | { |
| 1572 | nfc_status = NFC_STATUS_FAILED; |
| 1573 | } |
| 1574 | /* Validate response opcode */ |
| 1575 | else if (p_t3t_rsp[T3T_MSG_RSP_OFFSET_RSPCODE] != T3T_MSG_OPC_UPDATE_RSP) { |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 1576 | LOG(ERROR) << StringPrintf( |
| 1577 | "Response error: expecting rsp_code %02X, but got %02X", |
| 1578 | T3T_MSG_OPC_UPDATE_RSP, p_t3t_rsp[T3T_MSG_RSP_OFFSET_RSPCODE]); |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1579 | nfc_status = NFC_STATUS_FAILED; |
| 1580 | } |
| 1581 | /* If this is response to final UPDATE, then update NDEF local size */ |
| 1582 | else if (p_cb->flags & RW_T3T_FL_IS_FINAL_NDEF_SEGMENT) { |
| 1583 | /* If successful, update current NDEF size */ |
| 1584 | p_cb->ndef_attrib.ln = p_cb->ndef_msg_len; |
| 1585 | } |
| 1586 | /* If any more NDEF bytes to update, then send next UPDATE command */ |
| 1587 | else if (p_cb->ndef_msg_bytes_sent < p_cb->ndef_msg_len) { |
| 1588 | /* Send UPDATE command for next segment of NDEF */ |
| 1589 | nfc_status = rw_t3t_send_next_ndef_update_cmd(p_cb); |
| 1590 | if (nfc_status == NFC_STATUS_OK) { |
| 1591 | /* Wait for update response */ |
| 1592 | update_complete = false; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1593 | } |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1594 | } |
| 1595 | /* Otherwise, no more NDEF bytes. Send final UPDATE for Attribute Information |
| 1596 | block */ |
| 1597 | else { |
| 1598 | p_cb->flags |= RW_T3T_FL_IS_FINAL_NDEF_SEGMENT; |
| 1599 | nfc_status = rw_t3t_send_update_ndef_attribute_cmd(p_cb, false); |
| 1600 | if (nfc_status == NFC_STATUS_OK) { |
| 1601 | /* Wait for update response */ |
| 1602 | update_complete = false; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1603 | } |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1604 | } |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1605 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1606 | /* If update is completed, then notify app */ |
| 1607 | if (update_complete) { |
| 1608 | p_cb->rw_state = RW_T3T_STATE_IDLE; |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 1609 | tRW_DATA evt_data; |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1610 | evt_data.status = nfc_status; |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 1611 | (*(rw_cb.p_cback))(RW_T3T_UPDATE_CPLT_EVT, &evt_data); |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1612 | } |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1613 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1614 | GKI_freebuf(p_msg_rsp); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1615 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1616 | return; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1617 | } |
| 1618 | |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1619 | /***************************************************************************** |
| 1620 | ** |
| 1621 | ** Function rw_t3t_handle_get_sc_poll_rsp |
| 1622 | ** |
| 1623 | ** Description Handle POLL response for getting system codes |
| 1624 | ** |
| 1625 | ** Returns Nothing |
| 1626 | ** |
| 1627 | *****************************************************************************/ |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1628 | static void rw_t3t_handle_get_sc_poll_rsp(tRW_T3T_CB* p_cb, uint8_t nci_status, |
| 1629 | uint8_t num_responses, |
| 1630 | uint8_t sensf_res_buf_size, |
| 1631 | uint8_t* p_sensf_res_buf) { |
| 1632 | uint8_t* p; |
| 1633 | uint16_t sc; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1634 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1635 | /* Get the system code from the response */ |
| 1636 | if ((nci_status == NCI_STATUS_OK) && (num_responses > 0) && |
| 1637 | (sensf_res_buf_size >= |
| 1638 | (RW_T3T_SENSF_RES_RD_OFFSET + RW_T3T_SENSF_RES_RD_LEN))) { |
| 1639 | p = &p_sensf_res_buf[RW_T3T_SENSF_RES_RD_OFFSET]; |
| 1640 | BE_STREAM_TO_UINT16(sc, p); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1641 | |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 1642 | DLOG_IF(INFO, nfc_debug_enabled) |
| 1643 | << StringPrintf("FeliCa detected (RD, system code %04X)", sc); |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1644 | p_cb->system_codes[p_cb->num_system_codes++] = sc; |
| 1645 | } |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1646 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1647 | rw_t3t_handle_get_system_codes_cplt(); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1648 | } |
| 1649 | |
| 1650 | /***************************************************************************** |
| 1651 | ** |
| 1652 | ** Function rw_t3t_handle_ndef_detect_poll_rsp |
| 1653 | ** |
| 1654 | ** Description Handle POLL response for getting system codes |
| 1655 | ** |
| 1656 | ** Returns Nothing |
| 1657 | ** |
| 1658 | *****************************************************************************/ |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1659 | static void rw_t3t_handle_ndef_detect_poll_rsp(tRW_T3T_CB* p_cb, |
| 1660 | uint8_t nci_status, |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 1661 | uint8_t num_responses) { |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1662 | NFC_HDR* p_cmd_buf; |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 1663 | uint8_t *p, *p_cmd_start; |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1664 | tRW_DATA evt_data; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1665 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1666 | /* Validate response for NDEF poll */ |
| 1667 | if ((nci_status == NCI_STATUS_OK) && (num_responses > 0)) { |
| 1668 | /* Tag responded for NDEF poll */ |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1669 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1670 | /* Read NDEF attribute block */ |
| 1671 | p_cmd_buf = rw_t3t_get_cmd_buf(); |
| 1672 | if (p_cmd_buf != NULL) { |
| 1673 | /* Construct T3T message */ |
| 1674 | p = p_cmd_start = (uint8_t*)(p_cmd_buf + 1) + p_cmd_buf->offset; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1675 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1676 | /* Add CHECK opcode to message */ |
| 1677 | UINT8_TO_STREAM(p, T3T_MSG_OPC_CHECK_CMD); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1678 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1679 | /* Add IDm to message */ |
| 1680 | ARRAY_TO_STREAM(p, p_cb->peer_nfcid2, NCI_NFCID2_LEN); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1681 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1682 | /* Add Service code list */ |
| 1683 | UINT8_TO_STREAM(p, 1); /* Number of services (only 1 service: NDEF) */ |
| 1684 | UINT16_TO_STREAM( |
| 1685 | p, T3T_MSG_NDEF_SC_RO); /* Service code (little-endian format) */ |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1686 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1687 | /* Number of blocks */ |
| 1688 | UINT8_TO_STREAM( |
| 1689 | p, |
| 1690 | 1); /* Number of blocks (only 1 block: NDEF Attribute Information ) */ |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1691 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1692 | /* Block List element: the NDEF attribute information block (block 0) */ |
| 1693 | UINT8_TO_STREAM(p, T3T_MSG_MASK_TWO_BYTE_BLOCK_DESC_FORMAT); |
| 1694 | UINT8_TO_STREAM(p, 0); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1695 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1696 | /* Calculate length of message */ |
| 1697 | p_cmd_buf->len = (uint16_t)(p - p_cmd_start); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1698 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1699 | /* Send the T3T message */ |
| 1700 | evt_data.status = rw_t3t_send_cmd(p_cb, RW_T3T_CMD_DETECT_NDEF, p_cmd_buf, |
| 1701 | rw_t3t_check_timeout(1)); |
| 1702 | if (evt_data.status == NFC_STATUS_OK) { |
| 1703 | /* CHECK command sent. Wait for response */ |
| 1704 | return; |
| 1705 | } |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1706 | } |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1707 | nci_status = NFC_STATUS_FAILED; |
| 1708 | } |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1709 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1710 | /* NDEF detection failed */ |
| 1711 | p_cb->rw_state = RW_T3T_STATE_IDLE; |
| 1712 | evt_data.ndef.status = nci_status; |
| 1713 | evt_data.ndef.flags = RW_NDEF_FL_UNKNOWN; |
| 1714 | rw_t3t_update_ndef_flag(&evt_data.ndef.flags); |
| 1715 | (*(rw_cb.p_cback))(RW_T3T_NDEF_DETECT_EVT, &evt_data); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1716 | } |
| 1717 | |
| 1718 | /***************************************************************************** |
| 1719 | ** |
| 1720 | ** Function rw_t3t_update_block |
| 1721 | ** |
| 1722 | ** Description Send UPDATE command for single block |
| 1723 | ** (for formatting/configuring read only) |
| 1724 | ** |
| 1725 | ** Returns tNFC_STATUS |
| 1726 | ** |
| 1727 | *****************************************************************************/ |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1728 | tNFC_STATUS rw_t3t_update_block(tRW_T3T_CB* p_cb, uint8_t block_id, |
| 1729 | uint8_t* p_block_data) { |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 1730 | uint8_t *p_dst, *p_cmd_start; |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1731 | NFC_HDR* p_cmd_buf; |
| 1732 | tNFC_STATUS status; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1733 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1734 | p_cmd_buf = rw_t3t_get_cmd_buf(); |
| 1735 | if (p_cmd_buf != NULL) { |
| 1736 | p_dst = p_cmd_start = (uint8_t*)(p_cmd_buf + 1) + p_cmd_buf->offset; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1737 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1738 | /* Add UPDATE opcode to message */ |
| 1739 | UINT8_TO_STREAM(p_dst, T3T_MSG_OPC_UPDATE_CMD); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1740 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1741 | /* Add IDm to message */ |
| 1742 | ARRAY_TO_STREAM(p_dst, p_cb->peer_nfcid2, NCI_NFCID2_LEN); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1743 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1744 | /* Add Service code list */ |
| 1745 | UINT8_TO_STREAM(p_dst, 1); /* Number of services (only 1 service: NDEF) */ |
| 1746 | UINT16_TO_STREAM( |
| 1747 | p_dst, T3T_MSG_NDEF_SC_RW); /* Service code (little-endian format) */ |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1748 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1749 | /* Number of blocks */ |
| 1750 | UINT8_TO_STREAM(p_dst, 1); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1751 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1752 | /* Add Block list element for MC */ |
| 1753 | UINT8_TO_STREAM(p_dst, T3T_MSG_MASK_TWO_BYTE_BLOCK_DESC_FORMAT); |
| 1754 | UINT8_TO_STREAM(p_dst, block_id); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1755 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1756 | /* Copy MC data to UPDATE message */ |
| 1757 | ARRAY_TO_STREAM(p_dst, p_block_data, T3T_MSG_BLOCKSIZE); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1758 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1759 | /* Calculate length of message */ |
| 1760 | p_cmd_buf->len = (uint16_t)(p_dst - p_cmd_start); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1761 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1762 | /* Send the T3T message */ |
| 1763 | status = rw_t3t_send_cmd(p_cb, p_cb->cur_cmd, p_cmd_buf, |
| 1764 | rw_t3t_update_timeout(1)); |
| 1765 | } else { |
| 1766 | /* Unable to send UPDATE command */ |
| 1767 | status = NFC_STATUS_NO_BUFFERS; |
| 1768 | } |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1769 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1770 | return (status); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1771 | } |
| 1772 | |
| 1773 | /***************************************************************************** |
| 1774 | ** |
| 1775 | ** Function rw_t3t_handle_fmt_poll_rsp |
| 1776 | ** |
| 1777 | ** Description Handle POLL response for formatting felica-lite |
| 1778 | ** |
| 1779 | ** Returns Nothing |
| 1780 | ** |
| 1781 | *****************************************************************************/ |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1782 | static void rw_t3t_handle_fmt_poll_rsp(tRW_T3T_CB* p_cb, uint8_t nci_status, |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 1783 | uint8_t num_responses) { |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1784 | tRW_DATA evt_data; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1785 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1786 | evt_data.status = NFC_STATUS_OK; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1787 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1788 | /* Validate response for poll response */ |
| 1789 | if ((nci_status == NCI_STATUS_OK) && (num_responses > 0)) { |
| 1790 | /* Tag responded for Felica-Lite poll */ |
| 1791 | /* Get MemoryControl block */ |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 1792 | DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf( |
| 1793 | "Felica-Lite tag detected...getting Memory Control block."); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1794 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1795 | p_cb->rw_substate = RW_T3T_FMT_SST_CHECK_MC_BLK; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1796 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1797 | /* Send command to check Memory Configuration block */ |
| 1798 | evt_data.status = rw_t3t_check_mc_block(p_cb); |
| 1799 | } else { |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 1800 | LOG(ERROR) << StringPrintf("Felica-Lite tag not detected"); |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1801 | evt_data.status = NFC_STATUS_FAILED; |
| 1802 | } |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1803 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1804 | /* If error, notify upper layer */ |
| 1805 | if (evt_data.status != NFC_STATUS_OK) { |
| 1806 | rw_t3t_format_cplt(evt_data.status); |
| 1807 | } |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1808 | } |
| 1809 | |
| 1810 | /***************************************************************************** |
| 1811 | ** |
| 1812 | ** Function rw_t3t_act_handle_fmt_rsp |
| 1813 | ** |
| 1814 | ** Description Handle response for formatting codes |
| 1815 | ** |
| 1816 | ** Returns Nothing |
| 1817 | ** |
| 1818 | *****************************************************************************/ |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1819 | void rw_t3t_act_handle_fmt_rsp(tRW_T3T_CB* p_cb, NFC_HDR* p_msg_rsp) { |
| 1820 | uint8_t* p_t3t_rsp = (uint8_t*)(p_msg_rsp + 1) + p_msg_rsp->offset; |
| 1821 | uint8_t* p_mc; |
| 1822 | tRW_DATA evt_data; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1823 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1824 | evt_data.status = NFC_STATUS_OK; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1825 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1826 | /* Check tags's response for reading MemoryControl block */ |
| 1827 | if (p_cb->rw_substate == RW_T3T_FMT_SST_CHECK_MC_BLK) { |
| 1828 | /* Validate response opcode */ |
| 1829 | if (p_t3t_rsp[T3T_MSG_RSP_OFFSET_RSPCODE] != T3T_MSG_OPC_CHECK_RSP) { |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 1830 | LOG(ERROR) << StringPrintf( |
| 1831 | "Response error: expecting rsp_code %02X, but got %02X", |
| 1832 | T3T_MSG_OPC_CHECK_RSP, p_t3t_rsp[T3T_MSG_RSP_OFFSET_RSPCODE]); |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1833 | evt_data.status = NFC_STATUS_FAILED; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1834 | } |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1835 | /* Validate status code and NFCID2 response from tag */ |
| 1836 | else if ((p_t3t_rsp[T3T_MSG_RSP_OFFSET_STATUS1] != |
| 1837 | T3T_MSG_RSP_STATUS_OK) /* verify response status code */ |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 1838 | || (memcmp(p_cb->peer_nfcid2, &p_t3t_rsp[T3T_MSG_RSP_OFFSET_IDM], |
| 1839 | NCI_NFCID2_LEN) != 0)) /* verify response IDm */ |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1840 | { |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1841 | evt_data.status = NFC_STATUS_FAILED; |
| 1842 | } else { |
| 1843 | /* Check if memory configuration (MC) block to see if SYS_OP=1 (NDEF |
| 1844 | * enabled) */ |
| 1845 | p_mc = &p_t3t_rsp[T3T_MSG_RSP_OFFSET_CHECK_DATA]; /* Point to MC data of |
| 1846 | CHECK response */ |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1847 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1848 | if (p_mc[T3T_MSG_FELICALITE_MC_OFFSET_SYS_OP] != 0x01) { |
| 1849 | /* Tag is not currently enabled for NDEF. Indicate that we need to |
| 1850 | * update the MC block */ |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1851 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1852 | /* Set SYS_OP field to 0x01 (enable NDEF) */ |
| 1853 | p_mc[T3T_MSG_FELICALITE_MC_OFFSET_SYS_OP] = 0x01; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1854 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1855 | /* Set RF_PRM field to 0x07 (procedure of issuance) */ |
| 1856 | p_mc[T3T_MSG_FELICALITE_MC_OFFSET_RF_PRM] = 0x07; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1857 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1858 | /* Construct and send UPDATE message to write MC block */ |
| 1859 | p_cb->rw_substate = RW_T3T_FMT_SST_UPDATE_MC_BLK; |
| 1860 | evt_data.status = |
| 1861 | rw_t3t_update_block(p_cb, T3T_MSG_FELICALITE_BLOCK_ID_MC, p_mc); |
| 1862 | } else { |
| 1863 | /* SYS_OP=1: ndef already enabled. Just need to update attribute |
| 1864 | * information block */ |
| 1865 | p_cb->rw_substate = RW_T3T_FMT_SST_UPDATE_NDEF_ATTRIB; |
| 1866 | evt_data.status = |
| 1867 | rw_t3t_update_block(p_cb, 0, (uint8_t*)rw_t3t_default_attrib_info); |
| 1868 | } |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1869 | } |
| 1870 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1871 | /* If error, notify upper layer */ |
| 1872 | if (evt_data.status != NFC_STATUS_OK) { |
| 1873 | rw_t3t_format_cplt(evt_data.status); |
| 1874 | } |
| 1875 | } else if (p_cb->rw_substate == RW_T3T_FMT_SST_UPDATE_MC_BLK) { |
| 1876 | /* Validate response opcode */ |
| 1877 | if ((p_t3t_rsp[T3T_MSG_RSP_OFFSET_RSPCODE] != T3T_MSG_OPC_UPDATE_RSP) || |
| 1878 | (p_t3t_rsp[T3T_MSG_RSP_OFFSET_STATUS1] != T3T_MSG_RSP_STATUS_OK)) |
| 1879 | |
| 1880 | { |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 1881 | LOG(ERROR) << StringPrintf("Response error: rsp_code=%02X, status=%02X", |
| 1882 | p_t3t_rsp[T3T_MSG_RSP_OFFSET_RSPCODE], |
| 1883 | p_t3t_rsp[T3T_MSG_RSP_OFFSET_STATUS1]); |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1884 | evt_data.status = NFC_STATUS_FAILED; |
| 1885 | } else { |
| 1886 | /* SYS_OP=1: ndef already enabled. Just need to update attribute |
| 1887 | * information block */ |
| 1888 | p_cb->rw_substate = RW_T3T_FMT_SST_UPDATE_NDEF_ATTRIB; |
| 1889 | evt_data.status = |
| 1890 | rw_t3t_update_block(p_cb, 0, (uint8_t*)rw_t3t_default_attrib_info); |
| 1891 | } |
| 1892 | |
| 1893 | /* If error, notify upper layer */ |
| 1894 | if (evt_data.status != NFC_STATUS_OK) { |
| 1895 | rw_t3t_format_cplt(evt_data.status); |
| 1896 | } |
| 1897 | } else if (p_cb->rw_substate == RW_T3T_FMT_SST_UPDATE_NDEF_ATTRIB) { |
| 1898 | /* Validate response opcode */ |
| 1899 | if ((p_t3t_rsp[T3T_MSG_RSP_OFFSET_RSPCODE] != T3T_MSG_OPC_UPDATE_RSP) || |
| 1900 | (p_t3t_rsp[T3T_MSG_RSP_OFFSET_STATUS1] != T3T_MSG_RSP_STATUS_OK)) |
| 1901 | |
| 1902 | { |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 1903 | LOG(ERROR) << StringPrintf("Response error: rsp_code=%02X, status=%02X", |
| 1904 | p_t3t_rsp[T3T_MSG_RSP_OFFSET_RSPCODE], |
| 1905 | p_t3t_rsp[T3T_MSG_RSP_OFFSET_STATUS1]); |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1906 | evt_data.status = NFC_STATUS_FAILED; |
| 1907 | } |
| 1908 | |
| 1909 | rw_t3t_format_cplt(evt_data.status); |
| 1910 | } |
| 1911 | |
| 1912 | GKI_freebuf(p_msg_rsp); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1913 | } |
| 1914 | |
| 1915 | /***************************************************************************** |
| 1916 | ** |
| 1917 | ** Function rw_t3t_handle_sro_poll_rsp |
| 1918 | ** |
| 1919 | ** Description Handle POLL response for configuring felica-lite read only |
| 1920 | ** |
| 1921 | ** Returns Nothing |
| 1922 | ** |
| 1923 | *****************************************************************************/ |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1924 | static void rw_t3t_handle_sro_poll_rsp(tRW_T3T_CB* p_cb, uint8_t nci_status, |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 1925 | uint8_t num_responses) { |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1926 | tRW_DATA evt_data; |
| 1927 | uint8_t rw_t3t_ndef_attrib_info[T3T_MSG_BLOCKSIZE]; |
| 1928 | uint8_t* p; |
| 1929 | uint8_t tempU8; |
| 1930 | uint16_t checksum, i; |
| 1931 | uint32_t tempU32 = 0; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1932 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1933 | evt_data.status = NFC_STATUS_OK; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1934 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1935 | /* Validate response for poll response */ |
| 1936 | if ((nci_status == NCI_STATUS_OK) && (num_responses > 0)) { |
| 1937 | /* Tag responded for Felica-Lite poll */ |
| 1938 | if (p_cb->ndef_attrib.rwflag != T3T_MSG_NDEF_RWFLAG_RO) { |
| 1939 | /* First update attribute information block */ |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 1940 | DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf( |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1941 | "Felica-Lite tag detected...update NDef attribution block."); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1942 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1943 | p_cb->rw_substate = RW_T3T_SRO_SST_UPDATE_NDEF_ATTRIB; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1944 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1945 | p = rw_t3t_ndef_attrib_info; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1946 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1947 | UINT8_TO_STREAM(p, p_cb->ndef_attrib.version); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1948 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1949 | /* Update NDEF info */ |
| 1950 | UINT8_TO_STREAM( |
| 1951 | p, p_cb->ndef_attrib.nbr); /* NBr: number of blocks that can be read |
| 1952 | using one Check command */ |
| 1953 | UINT8_TO_STREAM(p, p_cb->ndef_attrib.nbw); /* Nbw: number of blocks that |
| 1954 | can be written using one |
| 1955 | Update command */ |
| 1956 | UINT16_TO_BE_STREAM( |
| 1957 | p, p_cb->ndef_attrib.nmaxb); /* Nmaxb: maximum number of blocks |
| 1958 | available for NDEF data */ |
| 1959 | UINT32_TO_BE_STREAM(p, tempU32); |
| 1960 | UINT8_TO_STREAM(p, |
| 1961 | p_cb->ndef_attrib.writef); /* WriteFlag: 00h if writing |
| 1962 | data finished; 0Fh if |
| 1963 | writing data in progress */ |
| 1964 | UINT8_TO_STREAM(p, 0x00); /* RWFlag: 00h NDEF is read-only */ |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1965 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1966 | tempU8 = (uint8_t)(p_cb->ndef_attrib.ln >> 16); |
| 1967 | /* Get length (3-byte, big-endian) */ |
| 1968 | UINT8_TO_STREAM(p, tempU8); /* Ln: high-byte */ |
| 1969 | UINT16_TO_BE_STREAM(p, p_cb->ndef_attrib.ln); /* Ln: lo-word */ |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1970 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1971 | /* Calculate and append Checksum */ |
| 1972 | checksum = 0; |
| 1973 | for (i = 0; i < T3T_MSG_NDEF_ATTR_INFO_SIZE; i++) { |
| 1974 | checksum += rw_t3t_ndef_attrib_info[i]; |
| 1975 | } |
| 1976 | UINT16_TO_BE_STREAM(p, checksum); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1977 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1978 | evt_data.status = |
| 1979 | rw_t3t_update_block(p_cb, 0, (uint8_t*)rw_t3t_ndef_attrib_info); |
| 1980 | } else if (p_cb->cur_cmd == RW_T3T_CMD_SET_READ_ONLY_HARD) { |
| 1981 | /* NDEF is already read only, Read and update MemoryControl block */ |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 1982 | DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf( |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1983 | "Felica-Lite tag detected...getting Memory Control block."); |
| 1984 | p_cb->rw_substate = RW_T3T_SRO_SST_CHECK_MC_BLK; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1985 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1986 | /* Send command to check Memory Configuration block */ |
| 1987 | evt_data.status = rw_t3t_check_mc_block(p_cb); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1988 | } |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1989 | } else { |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 1990 | LOG(ERROR) << StringPrintf("Felica-Lite tag not detected"); |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1991 | evt_data.status = NFC_STATUS_FAILED; |
| 1992 | } |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1993 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 1994 | /* If error, notify upper layer */ |
| 1995 | if (evt_data.status != NFC_STATUS_OK) { |
| 1996 | rw_t3t_set_readonly_cplt(evt_data.status); |
| 1997 | } |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 1998 | } |
| 1999 | |
| 2000 | /***************************************************************************** |
| 2001 | ** |
| 2002 | ** Function rw_t3t_act_handle_sro_rsp |
| 2003 | ** |
| 2004 | ** Description Handle response for setting read only codes |
| 2005 | ** |
| 2006 | ** Returns Nothing |
| 2007 | ** |
| 2008 | *****************************************************************************/ |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2009 | void rw_t3t_act_handle_sro_rsp(tRW_T3T_CB* p_cb, NFC_HDR* p_msg_rsp) { |
| 2010 | uint8_t* p_t3t_rsp = (uint8_t*)(p_msg_rsp + 1) + p_msg_rsp->offset; |
| 2011 | uint8_t* p_mc; |
| 2012 | tRW_DATA evt_data; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2013 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2014 | evt_data.status = NFC_STATUS_OK; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2015 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2016 | if (p_cb->rw_substate == RW_T3T_SRO_SST_UPDATE_NDEF_ATTRIB) { |
| 2017 | /* Validate response opcode */ |
| 2018 | if ((p_t3t_rsp[T3T_MSG_RSP_OFFSET_RSPCODE] != T3T_MSG_OPC_UPDATE_RSP) || |
| 2019 | (p_t3t_rsp[T3T_MSG_RSP_OFFSET_STATUS1] != T3T_MSG_RSP_STATUS_OK)) |
| 2020 | |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2021 | { |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 2022 | LOG(ERROR) << StringPrintf("Response error: rsp_code=%02X, status=%02X", |
| 2023 | p_t3t_rsp[T3T_MSG_RSP_OFFSET_RSPCODE], |
| 2024 | p_t3t_rsp[T3T_MSG_RSP_OFFSET_STATUS1]); |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2025 | evt_data.status = NFC_STATUS_FAILED; |
| 2026 | } else { |
| 2027 | p_cb->ndef_attrib.rwflag = T3T_MSG_NDEF_RWFLAG_RO; |
| 2028 | if (p_cb->cur_cmd == RW_T3T_CMD_SET_READ_ONLY_HARD) { |
| 2029 | p_cb->rw_substate = RW_T3T_SRO_SST_CHECK_MC_BLK; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2030 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2031 | /* Send command to check Memory Configuration block */ |
| 2032 | evt_data.status = rw_t3t_check_mc_block(p_cb); |
| 2033 | } else { |
| 2034 | rw_t3t_set_readonly_cplt(evt_data.status); |
| 2035 | } |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2036 | } |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2037 | } else if (p_cb->rw_substate == RW_T3T_SRO_SST_CHECK_MC_BLK) { |
| 2038 | /* Check tags's response for reading MemoryControl block, Validate response |
| 2039 | * opcode */ |
| 2040 | if (p_t3t_rsp[T3T_MSG_RSP_OFFSET_RSPCODE] != T3T_MSG_OPC_CHECK_RSP) { |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 2041 | LOG(ERROR) << StringPrintf( |
| 2042 | "Response error: expecting rsp_code %02X, but got %02X", |
| 2043 | T3T_MSG_OPC_CHECK_RSP, p_t3t_rsp[T3T_MSG_RSP_OFFSET_RSPCODE]); |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2044 | evt_data.status = NFC_STATUS_FAILED; |
| 2045 | } |
| 2046 | /* Validate status code and NFCID2 response from tag */ |
| 2047 | else if ((p_t3t_rsp[T3T_MSG_RSP_OFFSET_STATUS1] != |
| 2048 | T3T_MSG_RSP_STATUS_OK) /* verify response status code */ |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 2049 | || (memcmp(p_cb->peer_nfcid2, &p_t3t_rsp[T3T_MSG_RSP_OFFSET_IDM], |
| 2050 | NCI_NFCID2_LEN) != 0)) /* verify response IDm */ |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2051 | { |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2052 | evt_data.status = NFC_STATUS_FAILED; |
| 2053 | } else { |
| 2054 | /* Check if memory configuration (MC) block to see if SYS_OP=1 (NDEF |
| 2055 | * enabled) */ |
| 2056 | p_mc = &p_t3t_rsp[T3T_MSG_RSP_OFFSET_CHECK_DATA]; /* Point to MC data of |
| 2057 | CHECK response */ |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2058 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2059 | if (p_mc[T3T_MSG_FELICALITE_MC_OFFSET_SYS_OP] != 0x01) { |
| 2060 | /* Tag is not currently enabled for NDEF */ |
| 2061 | evt_data.status = NFC_STATUS_FAILED; |
| 2062 | } else { |
| 2063 | /* Set MC_SP field with MC[0] = 0x00 & MC[1] = 0xC0 (Hardlock) to change |
| 2064 | * access permission from RW to RO */ |
| 2065 | p_mc[T3T_MSG_FELICALITE_MC_OFFSET_MC_SP] = 0x00; |
| 2066 | /* Not changing the access permission of Subtraction Register and |
| 2067 | * MC[0:1] */ |
| 2068 | p_mc[T3T_MSG_FELICALITE_MC_OFFSET_MC_SP + 1] = 0xC0; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2069 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2070 | /* Set RF_PRM field to 0x07 (procedure of issuance) */ |
| 2071 | p_mc[T3T_MSG_FELICALITE_MC_OFFSET_RF_PRM] = 0x07; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2072 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2073 | /* Construct and send UPDATE message to write MC block */ |
| 2074 | p_cb->rw_substate = RW_T3T_SRO_SST_UPDATE_MC_BLK; |
| 2075 | evt_data.status = |
| 2076 | rw_t3t_update_block(p_cb, T3T_MSG_FELICALITE_BLOCK_ID_MC, p_mc); |
| 2077 | } |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2078 | } |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2079 | } else if (p_cb->rw_substate == RW_T3T_SRO_SST_UPDATE_MC_BLK) { |
| 2080 | /* Validate response opcode */ |
| 2081 | if ((p_t3t_rsp[T3T_MSG_RSP_OFFSET_RSPCODE] != T3T_MSG_OPC_UPDATE_RSP) || |
| 2082 | (p_t3t_rsp[T3T_MSG_RSP_OFFSET_STATUS1] != T3T_MSG_RSP_STATUS_OK)) |
| 2083 | |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2084 | { |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 2085 | LOG(ERROR) << StringPrintf("Response error: rsp_code=%02X, status=%02X", |
| 2086 | p_t3t_rsp[T3T_MSG_RSP_OFFSET_RSPCODE], |
| 2087 | p_t3t_rsp[T3T_MSG_RSP_OFFSET_STATUS1]); |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2088 | evt_data.status = NFC_STATUS_FAILED; |
| 2089 | } else { |
| 2090 | rw_t3t_set_readonly_cplt(evt_data.status); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2091 | } |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2092 | } |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2093 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2094 | /* If error, notify upper layer */ |
| 2095 | if (evt_data.status != NFC_STATUS_OK) { |
| 2096 | rw_t3t_set_readonly_cplt(evt_data.status); |
| 2097 | } |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2098 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2099 | GKI_freebuf(p_msg_rsp); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2100 | } |
| 2101 | |
| 2102 | /******************************************************************************* |
| 2103 | ** |
| 2104 | ** Function rw_t3t_data_cback |
| 2105 | ** |
| 2106 | ** Description This callback function receives the data from NFCC. |
| 2107 | ** |
| 2108 | ** Returns none |
| 2109 | ** |
| 2110 | *******************************************************************************/ |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 2111 | void rw_t3t_data_cback(__attribute__((unused)) uint8_t conn_id, |
| 2112 | tNFC_DATA_CEVT* p_data) { |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2113 | tRW_T3T_CB* p_cb = &rw_cb.tcb.t3t; |
| 2114 | NFC_HDR* p_msg = p_data->p_data; |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 2115 | bool free_msg = false; /* if TRUE, free msg buffer before returning */ |
| 2116 | uint8_t *p, sod; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2117 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2118 | /* Stop rsponse timer */ |
| 2119 | nfc_stop_quick_timer(&p_cb->timer); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2120 | |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 2121 | #if (RW_STATS_INCLUDED == TRUE) |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2122 | /* Update rx stats */ |
| 2123 | rw_main_update_rx_stats(p_msg->len); |
| 2124 | #endif /* RW_STATS_INCLUDED */ |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2125 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2126 | /* Check if we are expecting a response */ |
| 2127 | if (p_cb->rw_state != RW_T3T_STATE_COMMAND_PENDING) { |
| 2128 | /* |
| 2129 | ** This must be raw frame response |
| 2130 | ** send raw frame to app with SoD |
| 2131 | */ |
| 2132 | rw_t3t_act_handle_raw_senddata_rsp(p_cb, p_data); |
| 2133 | } |
| 2134 | /* Sanity check: verify msg len is big enough to contain t3t header */ |
| 2135 | else if (p_msg->len < T3T_MSG_RSP_COMMON_HDR_LEN) { |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 2136 | LOG(ERROR) << StringPrintf( |
| 2137 | "T3T: invalid Type3 Tag Message (invalid len: %i)", p_msg->len); |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2138 | free_msg = true; |
| 2139 | |
| 2140 | rw_t3t_process_frame_error(); |
| 2141 | } else { |
| 2142 | /* Check for RF frame error */ |
| 2143 | p = (uint8_t*)(p_msg + 1) + p_msg->offset; |
| 2144 | sod = p[0]; |
| 2145 | if (p[sod] != NCI_STATUS_OK) { |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 2146 | LOG(ERROR) << StringPrintf("T3T: rf frame error (crc status=%i)", p[sod]); |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2147 | GKI_freebuf(p_msg); |
| 2148 | |
| 2149 | rw_t3t_process_frame_error(); |
| 2150 | return; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2151 | } |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2152 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2153 | /* Skip over SoD */ |
| 2154 | p_msg->offset++; |
| 2155 | p_msg->len--; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2156 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2157 | /* Get response code */ |
| 2158 | switch (p_cb->cur_cmd) { |
| 2159 | case RW_T3T_CMD_DETECT_NDEF: |
| 2160 | rw_t3t_act_handle_ndef_detect_rsp(p_cb, p_msg); |
| 2161 | break; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2162 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2163 | case RW_T3T_CMD_CHECK_NDEF: |
| 2164 | rw_t3t_act_handle_check_ndef_rsp(p_cb, p_msg); |
| 2165 | break; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2166 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2167 | case RW_T3T_CMD_UPDATE_NDEF: |
| 2168 | rw_t3t_act_handle_update_ndef_rsp(p_cb, p_msg); |
| 2169 | break; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2170 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2171 | case RW_T3T_CMD_CHECK: |
| 2172 | rw_t3t_act_handle_check_rsp(p_cb, p_msg); |
| 2173 | break; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2174 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2175 | case RW_T3T_CMD_UPDATE: |
| 2176 | rw_t3t_act_handle_update_rsp(p_cb, p_msg); |
| 2177 | break; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2178 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2179 | case RW_T3T_CMD_SEND_RAW_FRAME: |
| 2180 | rw_t3t_act_handle_raw_senddata_rsp(p_cb, p_data); |
| 2181 | break; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2182 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2183 | case RW_T3T_CMD_FORMAT: |
| 2184 | rw_t3t_act_handle_fmt_rsp(p_cb, p_msg); |
| 2185 | break; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2186 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2187 | case RW_T3T_CMD_SET_READ_ONLY_SOFT: |
| 2188 | case RW_T3T_CMD_SET_READ_ONLY_HARD: |
| 2189 | rw_t3t_act_handle_sro_rsp(p_cb, p_msg); |
| 2190 | break; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2191 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2192 | default: |
| 2193 | GKI_freebuf(p_msg); |
| 2194 | break; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2195 | } |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2196 | } |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2197 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2198 | if (free_msg) { |
| 2199 | GKI_freebuf(p_msg); |
| 2200 | } |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2201 | } |
| 2202 | |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2203 | /******************************************************************************* |
| 2204 | ** |
| 2205 | ** Function rw_t3t_conn_cback |
| 2206 | ** |
| 2207 | ** Description This callback function receives the events/data from NFCC. |
| 2208 | ** |
| 2209 | ** Returns none |
| 2210 | ** |
| 2211 | *******************************************************************************/ |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2212 | void rw_t3t_conn_cback(uint8_t conn_id, tNFC_CONN_EVT event, |
| 2213 | tNFC_CONN* p_data) { |
| 2214 | tRW_T3T_CB* p_cb = &rw_cb.tcb.t3t; |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 2215 | DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf( |
| 2216 | "rw_t3t_conn_cback: conn_id=%i, evt=0x%02x", conn_id, event); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2217 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2218 | /* Only handle NFC_RF_CONN_ID conn_id */ |
| 2219 | if (conn_id != NFC_RF_CONN_ID) { |
| 2220 | return; |
| 2221 | } |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2222 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2223 | switch (event) { |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2224 | case NFC_DEACTIVATE_CEVT: |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 2225 | rw_t3t_unselect(); |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2226 | break; |
| 2227 | |
| 2228 | case NFC_DATA_CEVT: /* check for status in tNFC_CONN */ |
| 2229 | if ((p_data != NULL) && ((p_data->data.status == NFC_STATUS_OK) || |
| 2230 | (p_data->data.status == NFC_STATUS_CONTINUE))) { |
| 2231 | rw_t3t_data_cback(conn_id, &(p_data->data)); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2232 | break; |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2233 | } else if (p_data->data.p_data != NULL) { |
| 2234 | /* Free the response buffer in case of error response */ |
| 2235 | GKI_freebuf((NFC_HDR*)(p_data->data.p_data)); |
| 2236 | p_data->data.p_data = NULL; |
| 2237 | } |
| 2238 | /* Data event with error status...fall through to NFC_ERROR_CEVT case */ |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2239 | |
| 2240 | case NFC_ERROR_CEVT: |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2241 | nfc_stop_quick_timer(&p_cb->timer); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2242 | |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 2243 | #if (RW_STATS_INCLUDED == TRUE) |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2244 | rw_main_update_trans_error_stats(); |
| 2245 | #endif /* RW_STATS_INCLUDED */ |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2246 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2247 | if (event == NFC_ERROR_CEVT) |
| 2248 | rw_t3t_process_error(NFC_STATUS_TIMEOUT); |
| 2249 | else if (p_data) |
| 2250 | rw_t3t_process_error(p_data->status); |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2251 | break; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2252 | |
| 2253 | default: |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2254 | break; |
| 2255 | } |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2256 | } |
| 2257 | |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2258 | /******************************************************************************* |
| 2259 | ** |
| 2260 | ** Function rw_t3t_mrti_to_a_b |
| 2261 | ** |
| 2262 | ** Description Converts the given MRTI (Maximum Response Time Information) |
| 2263 | ** to the base to calculate timeout value. |
| 2264 | ** (The timeout value is a + b * number_blocks) |
| 2265 | ** |
| 2266 | ** Returns NFC_STATUS_OK |
| 2267 | ** |
| 2268 | *******************************************************************************/ |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2269 | static void rw_t3t_mrti_to_a_b(uint8_t mrti, uint32_t* p_a, uint32_t* p_b) { |
| 2270 | uint8_t a, b, e; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2271 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2272 | a = (mrti & 0x7) + 1; /* A is bit 0 ~ bit 2 */ |
| 2273 | mrti >>= 3; |
| 2274 | b = (mrti & 0x7) + 1; /* B is bit 3 ~ bit 5 */ |
| 2275 | mrti >>= 3; |
| 2276 | e = mrti & 0x3; /* E is bit 6 ~ bit 7 */ |
| 2277 | *p_a = rw_t3t_mrti_base[e] * a; /* (A+1) * base (i.e T/t3t * 4^E) */ |
| 2278 | *p_b = rw_t3t_mrti_base[e] * b; /* (B+1) * base (i.e T/t3t * 4^E) */ |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2279 | } |
| 2280 | |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2281 | /******************************************************************************* |
| 2282 | ** |
| 2283 | ** Function rw_t3t_select |
| 2284 | ** |
| 2285 | ** Description Called by NFC manager when a Type3 tag has been activated |
| 2286 | ** |
| 2287 | ** Returns NFC_STATUS_OK |
| 2288 | ** |
| 2289 | *******************************************************************************/ |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2290 | tNFC_STATUS rw_t3t_select(uint8_t peer_nfcid2[NCI_RF_F_UID_LEN], |
| 2291 | uint8_t mrti_check, uint8_t mrti_update) { |
| 2292 | tRW_T3T_CB* p_cb = &rw_cb.tcb.t3t; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2293 | |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 2294 | DLOG_IF(INFO, nfc_debug_enabled) << __func__; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2295 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2296 | memcpy(p_cb->peer_nfcid2, peer_nfcid2, |
| 2297 | NCI_NFCID2_LEN); /* Store tag's NFCID2 */ |
| 2298 | p_cb->ndef_attrib.status = |
| 2299 | NFC_STATUS_NOT_INITIALIZED; /* Indicate that NDEF detection has not been |
| 2300 | performed yet */ |
| 2301 | p_cb->rw_state = RW_T3T_STATE_IDLE; |
| 2302 | p_cb->flags = 0; |
| 2303 | rw_t3t_mrti_to_a_b(mrti_check, &p_cb->check_tout_a, &p_cb->check_tout_b); |
| 2304 | rw_t3t_mrti_to_a_b(mrti_update, &p_cb->update_tout_a, &p_cb->update_tout_b); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2305 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2306 | /* Alloc cmd buf for retransmissions */ |
| 2307 | if (p_cb->p_cur_cmd_buf == NULL) { |
| 2308 | p_cb->p_cur_cmd_buf = (NFC_HDR*)GKI_getpoolbuf(NFC_RW_POOL_ID); |
| 2309 | if (p_cb->p_cur_cmd_buf == NULL) { |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 2310 | LOG(ERROR) << StringPrintf( |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2311 | "rw_t3t_select: unable to allocate buffer for retransmission"); |
| 2312 | p_cb->rw_state = RW_T3T_STATE_NOT_ACTIVATED; |
| 2313 | return (NFC_STATUS_FAILED); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2314 | } |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2315 | } |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2316 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2317 | NFC_SetStaticRfCback(rw_t3t_conn_cback); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2318 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2319 | return NFC_STATUS_OK; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2320 | } |
| 2321 | |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2322 | /******************************************************************************* |
| 2323 | ** |
| 2324 | ** Function rw_t3t_unselect |
| 2325 | ** |
| 2326 | ** Description Called by NFC manager when a Type3 tag has been de-activated |
| 2327 | ** |
| 2328 | ** Returns NFC_STATUS_OK |
| 2329 | ** |
| 2330 | *******************************************************************************/ |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 2331 | static tNFC_STATUS rw_t3t_unselect() { |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2332 | tRW_T3T_CB* p_cb = &rw_cb.tcb.t3t; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2333 | |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 2334 | #if (RW_STATS_INCLUDED == TRUE) |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2335 | /* Display stats */ |
| 2336 | rw_main_log_stats(); |
| 2337 | #endif /* RW_STATS_INCLUDED */ |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2338 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2339 | /* Stop t3t timer (if started) */ |
| 2340 | nfc_stop_quick_timer(&p_cb->timer); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2341 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2342 | /* Free cmd buf for retransmissions */ |
| 2343 | if (p_cb->p_cur_cmd_buf) { |
| 2344 | GKI_freebuf(p_cb->p_cur_cmd_buf); |
| 2345 | p_cb->p_cur_cmd_buf = NULL; |
| 2346 | } |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2347 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2348 | p_cb->rw_state = RW_T3T_STATE_NOT_ACTIVATED; |
| 2349 | NFC_SetStaticRfCback(NULL); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2350 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2351 | return NFC_STATUS_OK; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2352 | } |
| 2353 | |
| 2354 | /******************************************************************************* |
| 2355 | ** |
| 2356 | ** Function rw_t3t_update_ndef_flag |
| 2357 | ** |
| 2358 | ** Description set additional NDEF Flags for felica lite tag |
| 2359 | ** |
| 2360 | ** Returns updated NDEF Flag value |
| 2361 | ** |
| 2362 | *******************************************************************************/ |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2363 | static void rw_t3t_update_ndef_flag(uint8_t* p_flag) { |
| 2364 | tRW_T3T_CB* p_cb = &rw_cb.tcb.t3t; |
| 2365 | uint8_t xx; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2366 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2367 | for (xx = 0; xx < p_cb->num_system_codes; xx++) { |
| 2368 | if (p_cb->system_codes[xx] == T3T_SYSTEM_CODE_FELICA_LITE) { |
| 2369 | *p_flag &= ~RW_NDEF_FL_UNKNOWN; |
| 2370 | *p_flag |= (RW_NDEF_FL_SUPPORTED | RW_NDEF_FL_FORMATABLE); |
| 2371 | break; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2372 | } |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2373 | } |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2374 | } |
| 2375 | |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2376 | /******************************************************************************* |
| 2377 | ** |
| 2378 | ** Function rw_t3t_cmd_str |
| 2379 | ** |
| 2380 | ** Description Converts cmd_id to command string for logging |
| 2381 | ** |
| 2382 | ** Returns command string |
| 2383 | ** |
| 2384 | *******************************************************************************/ |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 2385 | static std::string rw_t3t_cmd_str(uint8_t cmd_id) { |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2386 | switch (cmd_id) { |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2387 | case RW_T3T_CMD_DETECT_NDEF: |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2388 | return "RW_T3T_CMD_DETECT_NDEF"; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2389 | case RW_T3T_CMD_CHECK_NDEF: |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2390 | return "RW_T3T_CMD_CHECK_NDEF"; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2391 | case RW_T3T_CMD_UPDATE_NDEF: |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2392 | return "RW_T3T_CMD_UPDATE_NDEF"; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2393 | case RW_T3T_CMD_CHECK: |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2394 | return "RW_T3T_CMD_CHECK"; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2395 | case RW_T3T_CMD_UPDATE: |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2396 | return "RW_T3T_CMD_UPDATE"; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2397 | case RW_T3T_CMD_SEND_RAW_FRAME: |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2398 | return "RW_T3T_CMD_SEND_RAW_FRAME"; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2399 | case RW_T3T_CMD_GET_SYSTEM_CODES: |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2400 | return "RW_T3T_CMD_GET_SYSTEM_CODES"; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2401 | default: |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2402 | return "Unknown"; |
| 2403 | } |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2404 | } |
| 2405 | |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2406 | /******************************************************************************* |
| 2407 | ** |
| 2408 | ** Function rw_t3t_state_str |
| 2409 | ** |
| 2410 | ** Description Converts state_id to command string for logging |
| 2411 | ** |
| 2412 | ** Returns command string |
| 2413 | ** |
| 2414 | *******************************************************************************/ |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 2415 | static std::string rw_t3t_state_str(uint8_t state_id) { |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2416 | switch (state_id) { |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2417 | case RW_T3T_STATE_NOT_ACTIVATED: |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2418 | return "RW_T3T_STATE_NOT_ACTIVATED"; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2419 | case RW_T3T_STATE_IDLE: |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2420 | return "RW_T3T_STATE_IDLE"; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2421 | case RW_T3T_STATE_COMMAND_PENDING: |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2422 | return "RW_T3T_STATE_COMMAND_PENDING"; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2423 | default: |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2424 | return "Unknown"; |
| 2425 | } |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2426 | } |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2427 | |
| 2428 | /***************************************************************************** |
| 2429 | ** Type3 Tag API Functions |
| 2430 | *****************************************************************************/ |
| 2431 | |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2432 | /***************************************************************************** |
| 2433 | ** |
| 2434 | ** Function RW_T3tDetectNDef |
| 2435 | ** |
| 2436 | ** Description |
| 2437 | ** This function is used to perform NDEF detection on a Type 3 tag, and |
| 2438 | ** retrieve the tag's NDEF attribute information (block 0). |
| 2439 | ** |
| 2440 | ** Before using this API, the application must call RW_SelectTagType to |
| 2441 | ** indicate that a Type 3 tag has been activated, and to provide the |
| 2442 | ** tag's Manufacture ID (IDm) . |
| 2443 | ** |
| 2444 | ** Returns |
| 2445 | ** NFC_STATUS_OK: ndef detection procedure started |
| 2446 | ** NFC_STATUS_NO_BUFFERS: unable to allocate a buffer for this operation |
| 2447 | ** NFC_STATUS_FAILED: other error |
| 2448 | ** |
| 2449 | *****************************************************************************/ |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2450 | tNFC_STATUS RW_T3tDetectNDef(void) { |
| 2451 | tRW_T3T_CB* p_cb = &rw_cb.tcb.t3t; |
| 2452 | tNFC_STATUS retval = NFC_STATUS_OK; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2453 | |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 2454 | DLOG_IF(INFO, nfc_debug_enabled) << __func__; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2455 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2456 | /* Check if we are in valid state to handle this API */ |
| 2457 | if (p_cb->rw_state != RW_T3T_STATE_IDLE) { |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 2458 | LOG(ERROR) << StringPrintf("Error: invalid state to handle API (0x%x)", |
| 2459 | p_cb->rw_state); |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2460 | return (NFC_STATUS_FAILED); |
| 2461 | } |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2462 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2463 | retval = (tNFC_STATUS)nci_snd_t3t_polling(T3T_SYSTEM_CODE_NDEF, 0, 0); |
| 2464 | if (retval == NCI_STATUS_OK) { |
| 2465 | p_cb->cur_cmd = RW_T3T_CMD_DETECT_NDEF; |
| 2466 | p_cb->cur_tout = RW_T3T_DEFAULT_CMD_TIMEOUT_TICKS; |
| 2467 | p_cb->cur_poll_rc = 0; |
| 2468 | p_cb->rw_state = RW_T3T_STATE_COMMAND_PENDING; |
| 2469 | p_cb->flags |= RW_T3T_FL_W4_NDEF_DETECT_POLL_RSP; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2470 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2471 | /* start timer for waiting for responses */ |
| 2472 | rw_t3t_start_poll_timer(p_cb); |
| 2473 | } |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2474 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2475 | return (retval); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2476 | } |
| 2477 | |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2478 | /***************************************************************************** |
| 2479 | ** |
| 2480 | ** Function RW_T3tCheckNDef |
| 2481 | ** |
| 2482 | ** Description |
| 2483 | ** Retrieve NDEF contents from a Type3 tag. |
| 2484 | ** |
| 2485 | ** The RW_T3T_CHECK_EVT event is used to notify the application for each |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2486 | ** segment of NDEF data received. The RW_T3T_CHECK_CPLT_EVT event is used |
| 2487 | ** to notify the application all segments have been received. |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2488 | ** |
| 2489 | ** Before using this API, the RW_T3tDetectNDef function must be called to |
| 2490 | ** verify that the tag contains NDEF data, and to retrieve the NDEF |
| 2491 | ** attributes. |
| 2492 | ** |
| 2493 | ** Internally, this command will be separated into multiple Tag 3 Check |
| 2494 | ** commands (if necessary) - depending on the tag's Nbr (max number of |
| 2495 | ** blocks per read) attribute. |
| 2496 | ** |
| 2497 | ** Returns |
| 2498 | ** NFC_STATUS_OK: check command started |
| 2499 | ** NFC_STATUS_NO_BUFFERS: unable to allocate a buffer for this operation |
| 2500 | ** NFC_STATUS_FAILED: other error |
| 2501 | ** |
| 2502 | *****************************************************************************/ |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2503 | tNFC_STATUS RW_T3tCheckNDef(void) { |
| 2504 | tNFC_STATUS retval = NFC_STATUS_OK; |
| 2505 | tRW_T3T_CB* p_cb = &rw_cb.tcb.t3t; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2506 | |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 2507 | DLOG_IF(INFO, nfc_debug_enabled) << __func__; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2508 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2509 | /* Check if we are in valid state to handle this API */ |
| 2510 | if (p_cb->rw_state != RW_T3T_STATE_IDLE) { |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 2511 | LOG(ERROR) << StringPrintf("Error: invalid state to handle API (0x%x)", |
| 2512 | p_cb->rw_state); |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2513 | return (NFC_STATUS_FAILED); |
| 2514 | } else if (p_cb->ndef_attrib.status != |
| 2515 | NFC_STATUS_OK) /* NDEF detection not performed yet? */ |
| 2516 | { |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 2517 | LOG(ERROR) << StringPrintf("Error: NDEF detection not performed yet"); |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2518 | return (NFC_STATUS_NOT_INITIALIZED); |
| 2519 | } else if (p_cb->ndef_attrib.ln == 0) { |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 2520 | LOG(ERROR) << StringPrintf("Type 3 tag contains empty NDEF message"); |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2521 | return (NFC_STATUS_FAILED); |
| 2522 | } |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2523 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2524 | /* Check number of blocks needed for this update */ |
| 2525 | p_cb->flags &= ~RW_T3T_FL_IS_FINAL_NDEF_SEGMENT; |
| 2526 | p_cb->ndef_rx_offset = 0; |
| 2527 | retval = rw_t3t_send_next_ndef_check_cmd(p_cb); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2528 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2529 | return (retval); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2530 | } |
| 2531 | |
| 2532 | /***************************************************************************** |
| 2533 | ** |
| 2534 | ** Function RW_T3tUpdateNDef |
| 2535 | ** |
| 2536 | ** Description |
| 2537 | ** Write NDEF contents to a Type3 tag. |
| 2538 | ** |
| 2539 | ** The RW_T3T_UPDATE_CPLT_EVT callback event will be used to notify the |
| 2540 | ** application of the response. |
| 2541 | ** |
| 2542 | ** Before using this API, the RW_T3tDetectNDef function must be called to |
| 2543 | ** verify that the tag contains NDEF data, and to retrieve the NDEF |
| 2544 | ** attributes. |
| 2545 | ** |
| 2546 | ** Internally, this command will be separated into multiple Tag 3 Update |
| 2547 | ** commands (if necessary) - depending on the tag's Nbw (max number of |
| 2548 | ** blocks per write) attribute. |
| 2549 | ** |
| 2550 | ** Returns |
| 2551 | ** NFC_STATUS_OK: check command started |
| 2552 | ** NFC_STATUS_NO_BUFFERS: unable to allocate a buffer for this operation |
| 2553 | ** NFC_STATUS_REFUSED: tag is read-only |
| 2554 | ** NFC_STATUS_BUFFER_FULL: len exceeds tag's maximum size |
| 2555 | ** NFC_STATUS_FAILED: other error |
| 2556 | ** |
| 2557 | *****************************************************************************/ |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2558 | tNFC_STATUS RW_T3tUpdateNDef(uint32_t len, uint8_t* p_data) { |
| 2559 | tNFC_STATUS retval = NFC_STATUS_OK; |
| 2560 | tRW_T3T_CB* p_cb = &rw_cb.tcb.t3t; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2561 | |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 2562 | DLOG_IF(INFO, nfc_debug_enabled) |
| 2563 | << StringPrintf("RW_T3tUpdateNDef (len=%i)", len); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2564 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2565 | /* Check if we are in valid state to handle this API */ |
| 2566 | if (p_cb->rw_state != RW_T3T_STATE_IDLE) { |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 2567 | LOG(ERROR) << StringPrintf("Error: invalid state to handle API (0x%x)", |
| 2568 | p_cb->rw_state); |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2569 | return (NFC_STATUS_FAILED); |
| 2570 | } else if (p_cb->ndef_attrib.status != |
| 2571 | NFC_STATUS_OK) /* NDEF detection not performed yet? */ |
| 2572 | { |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 2573 | LOG(ERROR) << StringPrintf("Error: NDEF detection not performed yet"); |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2574 | return (NFC_STATUS_NOT_INITIALIZED); |
| 2575 | } else if (len > (((uint32_t)p_cb->ndef_attrib.nmaxb) * |
| 2576 | 16)) /* Len exceed's tag's NDEF memory? */ |
| 2577 | { |
| 2578 | return (NFC_STATUS_BUFFER_FULL); |
| 2579 | } else if (p_cb->ndef_attrib.rwflag == |
| 2580 | T3T_MSG_NDEF_RWFLAG_RO) /* Tag's NDEF memory is read-only? */ |
| 2581 | { |
| 2582 | return (NFC_STATUS_REFUSED); |
| 2583 | } |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2584 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2585 | /* Check number of blocks needed for this update */ |
| 2586 | p_cb->flags &= ~RW_T3T_FL_IS_FINAL_NDEF_SEGMENT; |
| 2587 | p_cb->ndef_msg_bytes_sent = 0; |
| 2588 | p_cb->ndef_msg_len = len; |
| 2589 | p_cb->ndef_msg = p_data; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2590 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2591 | /* Send initial UPDATE command for NDEF Attribute Info */ |
| 2592 | retval = rw_t3t_send_update_ndef_attribute_cmd(p_cb, true); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2593 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2594 | return (retval); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2595 | } |
| 2596 | |
| 2597 | /***************************************************************************** |
| 2598 | ** |
| 2599 | ** Function RW_T3tCheck |
| 2600 | ** |
| 2601 | ** Description |
| 2602 | ** Read (non-NDEF) contents from a Type3 tag. |
| 2603 | ** |
| 2604 | ** The RW_READ_EVT event is used to notify the application for each |
| 2605 | ** segment of NDEF data received. The RW_READ_CPLT_EVT event is used to |
| 2606 | ** notify the application all segments have been received. |
| 2607 | ** |
| 2608 | ** Before using this API, the application must call RW_SelectTagType to |
| 2609 | ** indicate that a Type 3 tag has been activated, and to provide the |
| 2610 | ** tag's Manufacture ID (IDm) . |
| 2611 | ** |
| 2612 | ** Returns |
| 2613 | ** NFC_STATUS_OK: check command started |
| 2614 | ** NFC_STATUS_NO_BUFFERS: unable to allocate a buffer for this operation |
| 2615 | ** NFC_STATUS_FAILED: other error |
| 2616 | ** |
| 2617 | *****************************************************************************/ |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2618 | tNFC_STATUS RW_T3tCheck(uint8_t num_blocks, tT3T_BLOCK_DESC* t3t_blocks) { |
| 2619 | tNFC_STATUS retval = NFC_STATUS_OK; |
| 2620 | tRW_T3T_CB* p_cb = &rw_cb.tcb.t3t; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2621 | |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 2622 | DLOG_IF(INFO, nfc_debug_enabled) |
| 2623 | << StringPrintf("RW_T3tCheck (num_blocks = %i)", num_blocks); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2624 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2625 | /* Check if we are in valid state to handle this API */ |
| 2626 | if (p_cb->rw_state != RW_T3T_STATE_IDLE) { |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 2627 | LOG(ERROR) << StringPrintf("Error: invalid state to handle API (0x%x)", |
| 2628 | p_cb->rw_state); |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2629 | return (NFC_STATUS_FAILED); |
| 2630 | } |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2631 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2632 | /* Send the CHECK command */ |
| 2633 | retval = rw_t3t_send_check_cmd(p_cb, num_blocks, t3t_blocks); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2634 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2635 | return (retval); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2636 | } |
| 2637 | |
| 2638 | /***************************************************************************** |
| 2639 | ** |
| 2640 | ** Function RW_T3tUpdate |
| 2641 | ** |
| 2642 | ** Description |
| 2643 | ** Write (non-NDEF) contents to a Type3 tag. |
| 2644 | ** |
| 2645 | ** The RW_WRITE_CPLT_EVT event is used to notify the application all |
| 2646 | ** segments have been received. |
| 2647 | ** |
| 2648 | ** Before using this API, the application must call RW_SelectTagType to |
| 2649 | ** indicate that a Type 3 tag has been activated, and to provide the tag's |
| 2650 | ** Manufacture ID (IDm) . |
| 2651 | ** |
| 2652 | ** Returns |
| 2653 | ** NFC_STATUS_OK: check command started |
| 2654 | ** NFC_STATUS_NO_BUFFERS: unable to allocate a buffer for this operation |
| 2655 | ** NFC_STATUS_FAILED: other error |
| 2656 | ** |
| 2657 | *****************************************************************************/ |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2658 | tNFC_STATUS RW_T3tUpdate(uint8_t num_blocks, tT3T_BLOCK_DESC* t3t_blocks, |
| 2659 | uint8_t* p_data) { |
| 2660 | tNFC_STATUS retval = NFC_STATUS_OK; |
| 2661 | tRW_T3T_CB* p_cb = &rw_cb.tcb.t3t; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2662 | |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 2663 | DLOG_IF(INFO, nfc_debug_enabled) |
| 2664 | << StringPrintf("RW_T3tUpdate (num_blocks = %i)", num_blocks); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2665 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2666 | /* Check if we are in valid state to handle this API */ |
| 2667 | if (p_cb->rw_state != RW_T3T_STATE_IDLE) { |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 2668 | LOG(ERROR) << StringPrintf("Error: invalid state to handle API (0x%x)", |
| 2669 | p_cb->rw_state); |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2670 | return (NFC_STATUS_FAILED); |
| 2671 | } |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2672 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2673 | /* Send the UPDATE command */ |
| 2674 | retval = rw_t3t_send_update_cmd(p_cb, num_blocks, t3t_blocks, p_data); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2675 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2676 | return (retval); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2677 | } |
| 2678 | |
| 2679 | /***************************************************************************** |
| 2680 | ** |
| 2681 | ** Function RW_T3tPresenceCheck |
| 2682 | ** |
| 2683 | ** Description |
| 2684 | ** Check if the tag is still in the field. |
| 2685 | ** |
| 2686 | ** The RW_T3T_PRESENCE_CHECK_EVT w/ status is used to indicate presence |
| 2687 | ** or non-presence. |
| 2688 | ** |
| 2689 | ** Returns |
| 2690 | ** NFC_STATUS_OK, if raw data frame sent |
| 2691 | ** NFC_STATUS_NO_BUFFERS: unable to allocate a buffer for this operation |
| 2692 | ** NFC_STATUS_FAILED: other error |
| 2693 | ** |
| 2694 | *****************************************************************************/ |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2695 | tNFC_STATUS RW_T3tPresenceCheck(void) { |
| 2696 | tNFC_STATUS retval = NFC_STATUS_OK; |
| 2697 | tRW_DATA evt_data; |
| 2698 | tRW_CB* p_rw_cb = &rw_cb; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2699 | |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 2700 | DLOG_IF(INFO, nfc_debug_enabled) << __func__; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2701 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2702 | /* If RW_SelectTagType was not called (no conn_callback) return failure */ |
| 2703 | if (!(p_rw_cb->p_cback)) { |
| 2704 | retval = NFC_STATUS_FAILED; |
| 2705 | } |
| 2706 | /* If we are not activated, then RW_T3T_PRESENCE_CHECK_EVT status=FAIL */ |
| 2707 | else if (p_rw_cb->tcb.t3t.rw_state == RW_T3T_STATE_NOT_ACTIVATED) { |
| 2708 | evt_data.status = NFC_STATUS_FAILED; |
| 2709 | (*p_rw_cb->p_cback)(RW_T3T_PRESENCE_CHECK_EVT, &evt_data); |
| 2710 | } |
| 2711 | /* If command is pending */ |
| 2712 | else if (p_rw_cb->tcb.t3t.rw_state == RW_T3T_STATE_COMMAND_PENDING) { |
| 2713 | /* If already performing presence check, return error */ |
| 2714 | if (p_rw_cb->tcb.t3t.flags & RW_T3T_FL_W4_PRESENCE_CHECK_POLL_RSP) { |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 2715 | DLOG_IF(INFO, nfc_debug_enabled) |
| 2716 | << StringPrintf("RW_T3tPresenceCheck already in progress"); |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2717 | retval = NFC_STATUS_FAILED; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2718 | } |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2719 | /* If busy with any other command, assume that the tag is present */ |
| 2720 | else { |
| 2721 | evt_data.status = NFC_STATUS_OK; |
| 2722 | (*p_rw_cb->p_cback)(RW_T3T_PRESENCE_CHECK_EVT, &evt_data); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2723 | } |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2724 | } else { |
| 2725 | /* IDLE state: send POLL command */ |
| 2726 | retval = (tNFC_STATUS)nci_snd_t3t_polling(0xFFFF, T3T_POLL_RC_SC, 0); |
| 2727 | if (retval == NCI_STATUS_OK) { |
| 2728 | p_rw_cb->tcb.t3t.flags |= RW_T3T_FL_W4_PRESENCE_CHECK_POLL_RSP; |
| 2729 | p_rw_cb->tcb.t3t.rw_state = RW_T3T_STATE_COMMAND_PENDING; |
| 2730 | p_rw_cb->tcb.t3t.cur_poll_rc = 0; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2731 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2732 | /* start timer for waiting for responses */ |
| 2733 | rw_t3t_start_poll_timer(&p_rw_cb->tcb.t3t); |
| 2734 | } else { |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 2735 | DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf( |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2736 | "RW_T3tPresenceCheck error sending NCI_RF_T3T_POLLING cmd (status = " |
| 2737 | "0x%0x)", |
| 2738 | retval); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2739 | } |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2740 | } |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2741 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2742 | return (retval); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2743 | } |
| 2744 | |
| 2745 | /***************************************************************************** |
| 2746 | ** |
| 2747 | ** Function RW_T3tPoll |
| 2748 | ** |
| 2749 | ** Description |
| 2750 | ** Send POLL command |
| 2751 | ** |
| 2752 | ** Returns |
| 2753 | ** NFC_STATUS_OK, if raw data frame sent |
| 2754 | ** NFC_STATUS_NO_BUFFERS: unable to allocate a buffer for this operation |
| 2755 | ** NFC_STATUS_FAILED: other error |
| 2756 | ** |
| 2757 | *****************************************************************************/ |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2758 | tNFC_STATUS RW_T3tPoll(uint16_t system_code, tT3T_POLL_RC rc, uint8_t tsn) { |
| 2759 | tNFC_STATUS retval = NFC_STATUS_OK; |
| 2760 | tRW_T3T_CB* p_cb = &rw_cb.tcb.t3t; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2761 | |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 2762 | DLOG_IF(INFO, nfc_debug_enabled) << __func__; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2763 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2764 | /* Check if we are in valid state to handle this API */ |
| 2765 | if (p_cb->rw_state != RW_T3T_STATE_IDLE) { |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 2766 | LOG(ERROR) << StringPrintf("Error: invalid state to handle API (0x%x)", |
| 2767 | p_cb->rw_state); |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2768 | return (NFC_STATUS_FAILED); |
| 2769 | } |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2770 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2771 | retval = (tNFC_STATUS)nci_snd_t3t_polling(system_code, (uint8_t)rc, tsn); |
| 2772 | if (retval == NCI_STATUS_OK) { |
| 2773 | /* start timer for waiting for responses */ |
| 2774 | p_cb->cur_poll_rc = rc; |
| 2775 | p_cb->rw_state = RW_T3T_STATE_COMMAND_PENDING; |
| 2776 | rw_t3t_start_poll_timer(p_cb); |
| 2777 | } |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2778 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2779 | return (retval); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2780 | } |
| 2781 | |
| 2782 | /***************************************************************************** |
| 2783 | ** |
| 2784 | ** Function RW_T3tSendRawFrame |
| 2785 | ** |
| 2786 | ** Description |
| 2787 | ** This function is called to send a raw data frame to the peer device. |
| 2788 | ** When type 3 tag receives response from peer, the callback function |
| 2789 | ** will be called with a RW_T3T_RAW_FRAME_EVT [Table 6]. |
| 2790 | ** |
| 2791 | ** Before using this API, the application must call RW_SelectTagType to |
| 2792 | ** indicate that a Type 3 tag has been activated. |
| 2793 | ** |
| 2794 | ** The raw frame should be a properly formatted Type 3 tag message. |
| 2795 | ** |
| 2796 | ** Returns |
| 2797 | ** NFC_STATUS_OK, if raw data frame sent |
| 2798 | ** NFC_STATUS_NO_BUFFERS: unable to allocate a buffer for this operation |
| 2799 | ** NFC_STATUS_FAILED: other error |
| 2800 | ** |
| 2801 | *****************************************************************************/ |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2802 | tNFC_STATUS RW_T3tSendRawFrame(uint16_t len, uint8_t* p_data) { |
| 2803 | tNFC_STATUS retval = NFC_STATUS_OK; |
| 2804 | tRW_T3T_CB* p_cb = &rw_cb.tcb.t3t; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2805 | |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 2806 | DLOG_IF(INFO, nfc_debug_enabled) |
| 2807 | << StringPrintf("RW_T3tSendRawFrame (len = %i)", len); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2808 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2809 | /* Check if we are in valid state to handle this API */ |
| 2810 | if (p_cb->rw_state != RW_T3T_STATE_IDLE) { |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 2811 | LOG(ERROR) << StringPrintf("Error: invalid state to handle API (0x%x)", |
| 2812 | p_cb->rw_state); |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2813 | return (NFC_STATUS_FAILED); |
| 2814 | } |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2815 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2816 | /* Send the UPDATE command */ |
| 2817 | retval = rw_t3t_send_raw_frame(p_cb, len, p_data); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2818 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2819 | return (retval); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2820 | } |
| 2821 | |
| 2822 | /***************************************************************************** |
| 2823 | ** |
| 2824 | ** Function RW_T3tGetSystemCodes |
| 2825 | ** |
| 2826 | ** Description |
| 2827 | ** Get systems codes supported by the activated tag: |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2828 | ** Poll for wildcard (FFFF, RC=1): |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2829 | ** |
| 2830 | ** Before using this API, the application must call RW_SelectTagType to |
| 2831 | ** indicate that a Type 3 tag has been activated. |
| 2832 | ** |
| 2833 | ** Returns |
| 2834 | ** NFC_STATUS_OK, if raw data frame sent |
| 2835 | ** NFC_STATUS_NO_BUFFERS: unable to allocate a buffer for this operation |
| 2836 | ** NFC_STATUS_FAILED: other error |
| 2837 | ** |
| 2838 | *****************************************************************************/ |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2839 | tNFC_STATUS RW_T3tGetSystemCodes(void) { |
| 2840 | tNFC_STATUS retval = NFC_STATUS_OK; |
| 2841 | tRW_T3T_CB* p_cb = &rw_cb.tcb.t3t; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2842 | |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 2843 | DLOG_IF(INFO, nfc_debug_enabled) << __func__; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2844 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2845 | /* Check if we are in valid state to handle this API */ |
| 2846 | if (p_cb->rw_state != RW_T3T_STATE_IDLE) { |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 2847 | LOG(ERROR) << StringPrintf("Error: invalid state to handle API (0x%x)", |
| 2848 | p_cb->rw_state); |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2849 | return (NFC_STATUS_FAILED); |
| 2850 | } else { |
| 2851 | retval = (tNFC_STATUS)nci_snd_t3t_polling(0xFFFF, T3T_POLL_RC_SC, 0); |
| 2852 | if (retval == NCI_STATUS_OK) { |
| 2853 | p_cb->cur_cmd = RW_T3T_CMD_GET_SYSTEM_CODES; |
| 2854 | p_cb->cur_tout = RW_T3T_DEFAULT_CMD_TIMEOUT_TICKS; |
| 2855 | p_cb->cur_poll_rc = T3T_POLL_RC_SC; |
| 2856 | p_cb->rw_state = RW_T3T_STATE_COMMAND_PENDING; |
| 2857 | p_cb->flags |= RW_T3T_FL_W4_GET_SC_POLL_RSP; |
| 2858 | p_cb->num_system_codes = 0; |
| 2859 | |
| 2860 | /* start timer for waiting for responses */ |
| 2861 | rw_t3t_start_poll_timer(p_cb); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2862 | } |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2863 | } |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2864 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2865 | return (retval); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2866 | } |
| 2867 | |
| 2868 | /***************************************************************************** |
| 2869 | ** |
| 2870 | ** Function RW_T3tFormatNDef |
| 2871 | ** |
| 2872 | ** Description |
| 2873 | ** Format a type-3 tag for NDEF. |
| 2874 | ** |
| 2875 | ** Only Felica-Lite tags are supported by this API. The |
| 2876 | ** RW_T3T_FORMAT_CPLT_EVT is used to notify the status of the operation. |
| 2877 | ** |
| 2878 | ** Returns |
| 2879 | ** NFC_STATUS_OK: ndef detection procedure started |
| 2880 | ** NFC_STATUS_NO_BUFFERS: unable to allocate a buffer for this operation |
| 2881 | ** NFC_STATUS_FAILED: other error |
| 2882 | ** |
| 2883 | *****************************************************************************/ |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2884 | tNFC_STATUS RW_T3tFormatNDef(void) { |
| 2885 | tNFC_STATUS retval = NFC_STATUS_OK; |
| 2886 | tRW_T3T_CB* p_cb = &rw_cb.tcb.t3t; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2887 | |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 2888 | DLOG_IF(INFO, nfc_debug_enabled) << __func__; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2889 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2890 | /* Check if we are in valid state to handle this API */ |
| 2891 | if (p_cb->rw_state != RW_T3T_STATE_IDLE) { |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 2892 | LOG(ERROR) << StringPrintf("Error: invalid state to handle API (0x%x)", |
| 2893 | p_cb->rw_state); |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2894 | return (NFC_STATUS_FAILED); |
| 2895 | } else { |
| 2896 | /* Poll tag, to see if Felica-Lite system is supported */ |
| 2897 | retval = (tNFC_STATUS)nci_snd_t3t_polling(T3T_SYSTEM_CODE_FELICA_LITE, |
| 2898 | T3T_POLL_RC_SC, 0); |
| 2899 | if (retval == NCI_STATUS_OK) { |
| 2900 | p_cb->cur_cmd = RW_T3T_CMD_FORMAT; |
| 2901 | p_cb->cur_tout = RW_T3T_DEFAULT_CMD_TIMEOUT_TICKS; |
| 2902 | p_cb->cur_poll_rc = T3T_POLL_RC_SC; |
| 2903 | p_cb->rw_state = RW_T3T_STATE_COMMAND_PENDING; |
| 2904 | p_cb->rw_substate = RW_T3T_FMT_SST_POLL_FELICA_LITE; |
| 2905 | p_cb->flags |= RW_T3T_FL_W4_FMT_FELICA_LITE_POLL_RSP; |
| 2906 | |
| 2907 | /* start timer for waiting for responses */ |
| 2908 | rw_t3t_start_poll_timer(p_cb); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2909 | } |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2910 | } |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2911 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2912 | return (retval); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2913 | } |
| 2914 | |
| 2915 | /***************************************************************************** |
| 2916 | ** |
| 2917 | ** Function RW_T3tSetReadOnly |
| 2918 | ** |
| 2919 | ** Description This function performs NDEF read-only procedure |
| 2920 | ** Note: Only Felica-Lite tags are supported by this API. |
| 2921 | ** RW_T3tDetectNDef() must be called before using this |
| 2922 | ** |
| 2923 | ** The RW_T3T_SET_READ_ONLY_CPLT_EVT event will be returned. |
| 2924 | ** |
| 2925 | ** Returns NFC_STATUS_OK if success |
| 2926 | ** NFC_STATUS_FAILED if T3T is busy or other error |
| 2927 | ** |
| 2928 | *****************************************************************************/ |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2929 | tNFC_STATUS RW_T3tSetReadOnly(bool b_hard_lock) { |
| 2930 | tNFC_STATUS retval = NFC_STATUS_OK; |
| 2931 | tRW_T3T_CB* p_cb = &rw_cb.tcb.t3t; |
| 2932 | tRW_DATA evt_data; |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2933 | |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 2934 | DLOG_IF(INFO, nfc_debug_enabled) |
| 2935 | << StringPrintf("b_hard_lock=%d", b_hard_lock); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2936 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2937 | /* Check if we are in valid state to handle this API */ |
| 2938 | if (p_cb->rw_state != RW_T3T_STATE_IDLE) { |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 2939 | LOG(ERROR) << StringPrintf("Error: invalid state to handle API (0x%x)", |
| 2940 | p_cb->rw_state); |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2941 | return (NFC_STATUS_FAILED); |
| 2942 | } |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2943 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2944 | if (p_cb->ndef_attrib.status != |
| 2945 | NFC_STATUS_OK) /* NDEF detection not performed yet? */ |
| 2946 | { |
nxf24591 | c1cbeab | 2018-02-21 17:32:26 +0530 | [diff] [blame] | 2947 | LOG(ERROR) << StringPrintf("Error: NDEF detection not performed yet"); |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2948 | return (NFC_STATUS_NOT_INITIALIZED); |
| 2949 | } |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2950 | |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2951 | if ((!b_hard_lock) && |
| 2952 | (p_cb->ndef_attrib.rwflag == |
| 2953 | T3T_MSG_NDEF_RWFLAG_RO)) /* Tag's NDEF memory is read-only already */ |
| 2954 | { |
| 2955 | evt_data.status = NFC_STATUS_OK; |
| 2956 | (*(rw_cb.p_cback))(RW_T3T_SET_READ_ONLY_CPLT_EVT, &evt_data); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2957 | return (retval); |
nxpandroid | 8f6d053 | 2017-07-12 18:25:30 +0530 | [diff] [blame] | 2958 | } else { |
| 2959 | /* Poll tag, to see if Felica-Lite system is supported */ |
| 2960 | retval = (tNFC_STATUS)nci_snd_t3t_polling(T3T_SYSTEM_CODE_FELICA_LITE, |
| 2961 | T3T_POLL_RC_SC, 0); |
| 2962 | if (retval == NCI_STATUS_OK) { |
| 2963 | if (b_hard_lock) |
| 2964 | p_cb->cur_cmd = RW_T3T_CMD_SET_READ_ONLY_HARD; |
| 2965 | else |
| 2966 | p_cb->cur_cmd = RW_T3T_CMD_SET_READ_ONLY_SOFT; |
| 2967 | p_cb->cur_tout = RW_T3T_DEFAULT_CMD_TIMEOUT_TICKS; |
| 2968 | p_cb->cur_poll_rc = T3T_POLL_RC_SC; |
| 2969 | p_cb->rw_state = RW_T3T_STATE_COMMAND_PENDING; |
| 2970 | p_cb->rw_substate = RW_T3T_SRO_SST_POLL_FELICA_LITE; |
| 2971 | p_cb->flags |= RW_T3T_FL_W4_SRO_FELICA_LITE_POLL_RSP; |
| 2972 | |
| 2973 | /* start timer for waiting for responses */ |
| 2974 | rw_t3t_start_poll_timer(p_cb); |
| 2975 | } |
| 2976 | } |
| 2977 | return (retval); |
nxpandroid | c761165 | 2015-09-23 16:42:05 +0530 | [diff] [blame] | 2978 | } |