| /****************************************************************************** |
| * |
| * Copyright (C) 2009-2014 Broadcom Corporation |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at: |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| * |
| ******************************************************************************/ |
| |
| /****************************************************************************** |
| * |
| * This file contains the Near Field Communication (NFC) Reader/Writer mode |
| * related internal function / definitions. |
| * |
| ******************************************************************************/ |
| |
| #ifndef RW_INT_H_ |
| #define RW_INT_H_ |
| |
| #include "rw_api.h" |
| #include "tags_defs.h" |
| #include "tags_int.h" |
| |
| /* Proprietary definitions for HR0 and HR1 */ |
| /* TOPAZ96 Tag */ |
| #define RW_T1T_IS_TOPAZ96 0x11 |
| /* TOPAZ512 Tag */ |
| #define RW_T1T_IS_TOPAZ512 0x12 |
| /* Supports dynamic commands on static tag if HR1 > 0x49 */ |
| #define RW_T1T_HR1_MIN 0x49 |
| |
| /* Maximum supported Memory control TLVS in the tag */ |
| #define RW_T1T_MAX_MEM_TLVS 0x05 |
| /* Maximum supported Lock control TLVS in the tag */ |
| #define RW_T1T_MAX_LOCK_TLVS 0x05 |
| /* Maximum supported dynamic lock bytes */ |
| #define RW_T1T_MAX_LOCK_BYTES 0x1E |
| |
| /* State of the Tag as interpreted by RW */ |
| /* TAG State is unknown to RW */ |
| #define RW_T1_TAG_ATTRB_UNKNOWN 0x00 |
| /* TAG is in INITIALIZED state */ |
| #define RW_T1_TAG_ATTRB_INITIALIZED 0x01 |
| /* TAG is in INITIALIZED state and has NDEF tlv with len=0 */ |
| #define RW_T1_TAG_ATTRB_INITIALIZED_NDEF 0x02 |
| /* TAG is in READ ONLY state */ |
| #define RW_T1_TAG_ATTRB_READ_ONLY 0x03 |
| /* TAG is in READ WRITE state */ |
| #define RW_T1_TAG_ATTRB_READ_WRITE 0x04 |
| |
| /* Lock not yet set as part of SET TAG RO op */ |
| #define RW_T1T_LOCK_NOT_UPDATED 0x00 |
| /* Sent command to set the Lock bytes */ |
| #define RW_T1T_LOCK_UPDATE_INITIATED 0x01 |
| /* Lock bytes are set */ |
| #define RW_T1T_LOCK_UPDATED 0x02 |
| typedef uint8_t tRW_T1T_LOCK_STATUS; |
| |
| /* States */ |
| /* Tag not activated and or response not received for RID */ |
| #define RW_T1T_STATE_NOT_ACTIVATED 0x00 |
| /* T1 Tag activated and ready to perform rw operation on Tag*/ |
| #define RW_T1T_STATE_IDLE 0x01 |
| /* waiting rsp for read command sent to tag */ |
| #define RW_T1T_STATE_READ 0x02 |
| /* waiting rsp for write command sent to tag */ |
| #define RW_T1T_STATE_WRITE 0x03 |
| /* performing TLV detection procedure */ |
| #define RW_T1T_STATE_TLV_DETECT 0x04 |
| /* performing read NDEF procedure */ |
| #define RW_T1T_STATE_READ_NDEF 0x05 |
| /* performing update NDEF procedure */ |
| #define RW_T1T_STATE_WRITE_NDEF 0x06 |
| /* Setting Tag as read only tag */ |
| #define RW_T1T_STATE_SET_TAG_RO 0x07 |
| /* Check if Tag is still present */ |
| #define RW_T1T_STATE_CHECK_PRESENCE 0x08 |
| /* Format T1 Tag */ |
| #define RW_T1T_STATE_FORMAT_TAG 0x09 |
| |
| /* Sub states */ |
| /* Default substate */ |
| #define RW_T1T_SUBSTATE_NONE 0x00 |
| |
| /* Sub states in RW_T1T_STATE_TLV_DETECT state */ |
| /* waiting for the detection of a tlv in a tag */ |
| #define RW_T1T_SUBSTATE_WAIT_TLV_DETECT 0x01 |
| /* waiting for finding the len field is 1 or 3 bytes long */ |
| #define RW_T1T_SUBSTATE_WAIT_FIND_LEN_FIELD_LEN 0x02 |
| /* waiting for extracting len field value */ |
| #define RW_T1T_SUBSTATE_WAIT_READ_TLV_LEN0 0x03 |
| /* waiting for extracting len field value */ |
| #define RW_T1T_SUBSTATE_WAIT_READ_TLV_LEN1 0x04 |
| /* waiting for extracting value field in the TLV */ |
| #define RW_T1T_SUBSTATE_WAIT_READ_TLV_VALUE 0x05 |
| /* waiting for reading dynamic locks in the TLV */ |
| #define RW_T1T_SUBSTATE_WAIT_READ_LOCKS 0x06 |
| |
| /* Sub states in RW_T1T_STATE_WRITE_NDEF state */ |
| /* waiting for response of reading a block that will be partially updated */ |
| #define RW_T1T_SUBSTATE_WAIT_READ_NDEF_BLOCK 0x07 |
| /* waiting for response of invalidating NDEF Msg */ |
| #define RW_T1T_SUBSTATE_WAIT_INVALIDATE_NDEF 0x08 |
| /* waiting for response of writing a part of NDEF Msg */ |
| #define RW_T1T_SUBSTATE_WAIT_NDEF_WRITE 0x09 |
| /* waiting for response of writing last part of NDEF Msg */ |
| #define RW_T1T_SUBSTATE_WAIT_NDEF_UPDATED 0x0A |
| /* waiting for response of validating NDEF Msg */ |
| #define RW_T1T_SUBSTATE_WAIT_VALIDATE_NDEF 0x0B |
| |
| /* Sub states in RW_T1T_STATE_SET_TAG_RO state */ |
| /* waiting for response of setting CC-RWA to read only */ |
| #define RW_T1T_SUBSTATE_WAIT_SET_CC_RWA_RO 0x0C |
| /* waiting for response of setting all static lock bits */ |
| #define RW_T1T_SUBSTATE_WAIT_SET_ST_LOCK_BITS 0x0D |
| /* waiting for response of setting all dynamic lock bits */ |
| #define RW_T1T_SUBSTATE_WAIT_SET_DYN_LOCK_BITS 0x0E |
| |
| /* Sub states in RW_T1T_STATE_FORMAT_TAG state */ |
| /* waiting for response to format/set capability container */ |
| #define RW_T1T_SUBSTATE_WAIT_SET_CC 0x0F |
| /* waiting for response to format/set NULL NDEF */ |
| #define RW_T1T_SUBSTATE_WAIT_SET_NULL_NDEF 0x10 |
| |
| typedef struct { |
| uint16_t offset; /* Offset of the lock byte in the Tag */ |
| uint8_t num_bits; /* Number of lock bits in the lock byte */ |
| uint8_t bytes_locked_per_bit; /* No. of tag bytes gets locked by a bit in this |
| byte */ |
| } tRW_T1T_LOCK_INFO; |
| |
| typedef struct { |
| uint16_t offset; /* Reserved bytes offset taken from Memory control TLV */ |
| uint8_t num_bytes; /* Number of reserved bytes as per the TLV */ |
| } tRW_T1T_RES_INFO; |
| |
| typedef struct { |
| uint8_t tlv_index; /* Index of Lock control tlv that points to this address*/ |
| uint8_t byte_index; /* Index of Lock byte pointed by the TLV */ |
| uint8_t lock_byte; /* Value in the lock byte */ |
| tRW_T1T_LOCK_STATUS |
| lock_status; /* Indicates if it is modifed to set tag as Read only */ |
| bool b_lock_read; /* Is the lock byte is already read from tag */ |
| } tRW_T1T_LOCK; |
| |
| typedef struct { |
| uint8_t addr; /* ADD/ADD8/ADDS field value */ |
| uint8_t op_code; /* Command sent */ |
| uint8_t rsp_len; /* expected length of the response */ |
| uint8_t |
| pend_retx_rsp; /* Number of pending rsps to retransmission on prev cmd */ |
| } tRW_T1T_PREV_CMD_RSP_INFO; |
| |
| #if (RW_NDEF_INCLUDED == TRUE) |
| /* Buffer 0-E block, for easier tlv operation */ |
| #define T1T_BUFFER_SIZE T1T_STATIC_SIZE |
| #else |
| /* Buffer UID */ |
| #define T1T_BUFFER_SIZE T1T_UID_LEN |
| #endif |
| |
| /* RW Type 1 Tag control blocks */ |
| typedef struct { |
| uint8_t |
| hr[T1T_HR_LEN]; /* Header ROM byte 0 - 0x1y,Header ROM byte 1 - 0x00 */ |
| uint8_t mem[T1T_SEGMENT_SIZE]; /* Tag contents of block 0 or from block 0-E */ |
| tT1T_CMD_RSP_INFO* |
| p_cmd_rsp_info; /* Pointer to Command rsp info of last sent command */ |
| uint8_t state; /* Current state of RW module */ |
| uint8_t tag_attribute; /* Present state of the Tag as interpreted by RW */ |
| NFC_HDR* |
| p_cur_cmd_buf; /* Buffer to hold cur sent command for retransmission */ |
| uint8_t addr; /* ADD/ADD8/ADDS value */ |
| tRW_T1T_PREV_CMD_RSP_INFO |
| prev_cmd_rsp_info; /* Information about previous sent command if retx */ |
| TIMER_LIST_ENT timer; /* timer to set timelimit for the response to command */ |
| bool b_update; /* Tag header updated */ |
| bool b_rseg; /* Segment 0 read from tag */ |
| bool b_hard_lock; /* Hard lock the tag as part of config tag to Read only */ |
| #if (RW_NDEF_INCLUDED == TRUE) |
| uint8_t segment; /* Current Tag segment */ |
| uint8_t substate; /* Current substate of RW module */ |
| uint16_t work_offset; /* Working byte offset */ |
| uint8_t ndef_first_block[T1T_BLOCK_SIZE]; /* Buffer for ndef first block */ |
| uint8_t ndef_final_block[T1T_BLOCK_SIZE]; /* Buffer for ndef last block */ |
| uint8_t* p_ndef_buffer; /* Buffer to store ndef message */ |
| uint16_t new_ndef_msg_len; /* Lenght of new updating NDEF Message */ |
| uint8_t block_read; /* Last read Block */ |
| uint8_t write_byte; /* Index of last written byte */ |
| uint8_t tlv_detect; /* TLV type under detection */ |
| uint16_t ndef_msg_offset; /* The offset on Tag where first NDEF message is |
| present*/ |
| uint16_t ndef_msg_len; /* Lenght of NDEF Message */ |
| uint16_t |
| max_ndef_msg_len; /* Maximum size of NDEF that can be written on the tag |
| */ |
| uint16_t ndef_header_offset; /* The offset on Tag where first NDEF tlv is |
| present */ |
| uint8_t ndef_block_written; /* Last block where NDEF bytes are written */ |
| uint8_t num_ndef_finalblock; /* Block number where NDEF's last byte will be |
| present */ |
| uint8_t num_lock_tlvs; /* Number of lcok tlvs detected in the tag */ |
| tRW_T1T_LOCK_INFO lock_tlv[RW_T1T_MAX_LOCK_TLVS]; /* Information retrieved |
| from lock control tlv */ |
| uint8_t num_lockbytes; /* Number of dynamic lock bytes present in the tag */ |
| tRW_T1T_LOCK |
| lockbyte[RW_T1T_MAX_LOCK_BYTES]; /* Dynamic Lock byte information */ |
| uint8_t num_mem_tlvs; /* Number of memory tlvs detected in the tag */ |
| tRW_T1T_RES_INFO |
| mem_tlv[RW_T1T_MAX_MEM_TLVS]; /* Information retrieved from mem tlv */ |
| uint8_t attr_seg; /* Tag segment for which attributes are prepared */ |
| uint8_t |
| lock_attr_seg; /* Tag segment for which lock attributes are prepared */ |
| uint8_t |
| attr[T1T_BLOCKS_PER_SEGMENT]; /* byte information - Reserved/lock/otp or |
| data */ |
| uint8_t lock_attr |
| [T1T_BLOCKS_PER_SEGMENT]; /* byte information - read only or read write */ |
| #endif |
| } tRW_T1T_CB; |
| |
| /* Mifare Ultalight/ Ultralight Family blank tag version block settings */ |
| /* Block where version number of the tag is stored */ |
| #define T2T_MIFARE_VERSION_BLOCK 0x04 |
| /* Blank Ultralight tag - Block 4 (byte 0, byte 1) */ |
| #define T2T_MIFARE_ULTRALIGHT_VER_NO 0xFFFF |
| /* Blank Ultralight family tag - Block 4 (byte 0, byte 1) */ |
| #define T2T_MIFARE_ULTRALIGHT_FAMILY_VER_NO 0x0200 |
| |
| /* Infineon my-d move / my-d blank tag uid block settings */ |
| #define T2T_INFINEON_VERSION_BLOCK 0x00 |
| #define T2T_INFINEON_MYD_MOVE_LEAN 0x0570 |
| #define T2T_INFINEON_MYD_MOVE 0x0530 |
| |
| #define T2T_BRCM_VERSION_BLOCK 0x00 |
| #define T2T_BRCM_STATIC_MEM 0x2E01 |
| #define T2T_BRCM_DYNAMIC_MEM 0x2E02 |
| |
| #define T2T_NDEF_NOT_DETECTED 0x00 |
| #define T2T_NDEF_DETECTED 0x01 |
| #define T2T_NDEF_READ 0x02 |
| |
| /* Maximum supported Memory control TLVS in the tag */ |
| #define RW_T2T_MAX_MEM_TLVS 0x05 |
| /* Maximum supported Lock control TLVS in the tag */ |
| #define RW_T2T_MAX_LOCK_TLVS 0x05 |
| /* Maximum supported dynamic lock bytes */ |
| #define RW_T2T_MAX_LOCK_BYTES 0x1E |
| #define RW_T2T_SEGMENT_BYTES 128 |
| #define RW_T2T_SEGMENT_SIZE 16 |
| |
| /* Lock not yet set as part of SET TAG RO op */ |
| #define RW_T2T_LOCK_NOT_UPDATED 0x00 |
| /* Sent command to set the Lock bytes */ |
| #define RW_T2T_LOCK_UPDATE_INITIATED 0x01 |
| /* Lock bytes are set */ |
| #define RW_T2T_LOCK_UPDATED 0x02 |
| typedef uint8_t tRW_T2T_LOCK_STATUS; |
| |
| /* States */ |
| /* Tag not activated */ |
| #define RW_T2T_STATE_NOT_ACTIVATED 0x00 |
| /* T1 Tag activated and ready to perform rw operation on Tag*/ |
| #define RW_T2T_STATE_IDLE 0x01 |
| /* waiting response for read command sent to tag */ |
| #define RW_T2T_STATE_READ 0x02 |
| /* waiting response for write command sent to tag */ |
| #define RW_T2T_STATE_WRITE 0x03 |
| /* Waiting response for sector select command */ |
| #define RW_T2T_STATE_SELECT_SECTOR 0x04 |
| /* Detecting Lock/Memory/NDEF/Proprietary TLV in the Tag */ |
| #define RW_T2T_STATE_DETECT_TLV 0x05 |
| /* Performing NDEF Read procedure */ |
| #define RW_T2T_STATE_READ_NDEF 0x06 |
| /* Performing NDEF Write procedure */ |
| #define RW_T2T_STATE_WRITE_NDEF 0x07 |
| /* Setting Tag as Read only tag */ |
| #define RW_T2T_STATE_SET_TAG_RO 0x08 |
| /* Check if Tag is still present */ |
| #define RW_T2T_STATE_CHECK_PRESENCE 0x09 |
| /* Format the tag */ |
| #define RW_T2T_STATE_FORMAT_TAG 0x0A |
| /* Tag is in HALT State */ |
| #define RW_T2T_STATE_HALT 0x0B |
| |
| /* rw_t2t_read/rw_t2t_write takes care of sector change if the block to |
| * read/write is in a different sector |
| * Next Substate should be assigned to control variable 'substate' before |
| * calling these function for State Machine to |
| * move back to the particular substate after Sector change is completed and |
| * read/write command is sent on new sector */ |
| |
| /* Sub states */ |
| #define RW_T2T_SUBSTATE_NONE 0x00 |
| |
| /* Sub states in RW_T2T_STATE_SELECT_SECTOR state */ |
| /* waiting for response of sector select CMD 1 */ |
| #define RW_T2T_SUBSTATE_WAIT_SELECT_SECTOR_SUPPORT 0x01 |
| /* waiting for response of sector select CMD 2 */ |
| #define RW_T2T_SUBSTATE_WAIT_SELECT_SECTOR 0x02 |
| |
| /* Sub states in RW_T1T_STATE_DETECT_XXX state */ |
| /* waiting for the detection of a tlv in a tag */ |
| #define RW_T2T_SUBSTATE_WAIT_READ_CC 0x03 |
| /* waiting for the detection of a tlv in a tag */ |
| #define RW_T2T_SUBSTATE_WAIT_TLV_DETECT 0x04 |
| /* waiting for finding the len field is 1 or 3 bytes long */ |
| #define RW_T2T_SUBSTATE_WAIT_FIND_LEN_FIELD_LEN 0x05 |
| /* waiting for extracting len field value */ |
| #define RW_T2T_SUBSTATE_WAIT_READ_TLV_LEN0 0x06 |
| /* waiting for extracting len field value */ |
| #define RW_T2T_SUBSTATE_WAIT_READ_TLV_LEN1 0x07 |
| /* waiting for extracting value field in the TLV */ |
| #define RW_T2T_SUBSTATE_WAIT_READ_TLV_VALUE 0x08 |
| /* waiting for reading dynamic locks in the TLV */ |
| #define RW_T2T_SUBSTATE_WAIT_READ_LOCKS 0x09 |
| |
| /* Sub states in RW_T2T_STATE_WRITE_NDEF state */ |
| /* waiting for rsp to reading the block where NDEF starts */ |
| #define RW_T2T_SUBSTATE_WAIT_READ_NDEF_FIRST_BLOCK 0x0A |
| /* waiting for rsp to reading block where new NDEF Msg ends */ |
| #define RW_T2T_SUBSTATE_WAIT_READ_NDEF_LAST_BLOCK 0x0B |
| /* waiting for rsp to reading block where Trm tlv gets added*/ |
| #define RW_T2T_SUBSTATE_WAIT_READ_TERM_TLV_BLOCK 0x0C |
| /* waiting for rsp to reading block where nxt NDEF write */ |
| #define RW_T2T_SUBSTATE_WAIT_READ_NDEF_NEXT_BLOCK 0x0D |
| /* waiting for rsp to writting NDEF block */ |
| #define RW_T2T_SUBSTATE_WAIT_WRITE_NDEF_NEXT_BLOCK 0x0E |
| /* waiting for rsp to last NDEF block write cmd */ |
| #define RW_T2T_SUBSTATE_WAIT_WRITE_NDEF_LAST_BLOCK 0x0F |
| /* waiting for rsp to reading NDEF len field block */ |
| #define RW_T2T_SUBSTATE_WAIT_READ_NDEF_LEN_BLOCK 0x10 |
| /* waiting for rsp of updating first NDEF len field block */ |
| #define RW_T2T_SUBSTATE_WAIT_WRITE_NDEF_LEN_BLOCK 0x11 |
| /* waiting for rsp of updating next NDEF len field block */ |
| #define RW_T2T_SUBSTATE_WAIT_WRITE_NDEF_LEN_NEXT_BLOCK 0x12 |
| /* waiting for rsp to writing to Terminator tlv */ |
| #define RW_T2T_SUBSTATE_WAIT_WRITE_TERM_TLV_CMPLT 0x13 |
| |
| /* Sub states in RW_T2T_STATE_FORMAT_TAG state */ |
| #define RW_T2T_SUBSTATE_WAIT_READ_VERSION_INFO 0x14 |
| /* waiting for response to format/set capability container */ |
| #define RW_T2T_SUBSTATE_WAIT_SET_CC 0x15 |
| #define RW_T2T_SUBSTATE_WAIT_SET_LOCK_TLV 0x16 |
| /* waiting for response to format/set NULL NDEF */ |
| #define RW_T2T_SUBSTATE_WAIT_SET_NULL_NDEF 0x17 |
| |
| /* Sub states in RW_T2T_STATE_SET_TAG_RO state */ |
| /* waiting for response to set CC3 to RO */ |
| #define RW_T2T_SUBSTATE_WAIT_SET_CC_RO 0x19 |
| /* waiting for response to read dynamic lock bytes block */ |
| #define RW_T2T_SUBSTATE_WAIT_READ_DYN_LOCK_BYTE_BLOCK 0x1A |
| /* waiting for response to set dynamic lock bits */ |
| #define RW_T2T_SUBSTATE_WAIT_SET_DYN_LOCK_BITS 0x1B |
| /* waiting for response to set static lock bits */ |
| #define RW_T2T_SUBSTATE_WAIT_SET_ST_LOCK_BITS 0x1C |
| |
| typedef struct { |
| uint16_t offset; /* Offset of the lock byte in the Tag */ |
| uint8_t num_bits; /* Number of lock bits in the lock byte */ |
| uint8_t bytes_locked_per_bit; /* No. of tag bytes gets locked by a bit in this |
| byte */ |
| } tRW_T2T_LOCK_INFO; |
| |
| typedef struct { |
| uint16_t offset; /* Reserved bytes offset taken from Memory control TLV */ |
| uint8_t num_bytes; /* Number of reserved bytes as per the TLV */ |
| } tRW_T2T_RES_INFO; |
| |
| typedef struct { |
| uint8_t tlv_index; /* Index of Lock control tlv that points to this address */ |
| uint8_t byte_index; /* Index of Lock byte pointed by the TLV */ |
| uint8_t lock_byte; /* Value in the lock byte */ |
| tRW_T2T_LOCK_STATUS |
| lock_status; /* Indicates if it is modifed to set tag as Read only */ |
| bool b_lock_read; /* Is the lock byte is already read from tag */ |
| } tRW_T2T_LOCK; |
| |
| /* RW Type 2 Tag control block */ |
| typedef struct { |
| uint8_t state; /* Reader/writer state */ |
| uint8_t substate; /* Reader/write substate in NDEF write state */ |
| uint8_t |
| prev_substate; /* Substate of the tag before moving to different sector */ |
| uint8_t sector; /* Sector number that is selected */ |
| uint8_t select_sector; /* Sector number that is expected to get selected */ |
| uint8_t tag_hdr[T2T_READ_DATA_LEN]; /* T2T Header blocks */ |
| uint8_t tag_data[T2T_READ_DATA_LEN]; /* T2T Block 4 - 7 data */ |
| uint8_t ndef_status; /* The current status of NDEF Write operation */ |
| uint16_t block_read; /* Read block */ |
| uint16_t block_written; /* Written block */ |
| tT2T_CMD_RSP_INFO* |
| p_cmd_rsp_info; /* Pointer to Command rsp info of last sent command */ |
| NFC_HDR* p_cur_cmd_buf; /* Copy of current command, for retx/send after sector |
| change */ |
| NFC_HDR* p_sec_cmd_buf; /* Copy of command, to send after sector change */ |
| TIMER_LIST_ENT t2_timer; /* timeout for each API call */ |
| bool b_read_hdr; /* Tag header read from tag */ |
| bool b_read_data; /* Tag data block read from tag */ |
| bool b_hard_lock; /* Hard lock the tag as part of config tag to Read only */ |
| bool check_tag_halt; /* Resent command after NACK rsp to find tag is in HALT |
| State */ |
| #if (RW_NDEF_INCLUDED == TRUE) |
| bool skip_dyn_locks; /* Skip reading dynamic lock bytes from the tag */ |
| uint8_t found_tlv; /* The Tlv found while searching a particular TLV */ |
| uint8_t tlv_detect; /* TLV type under detection */ |
| uint8_t num_lock_tlvs; /* Number of lcok tlvs detected in the tag */ |
| uint8_t attr_seg; /* Tag segment for which attributes are prepared */ |
| uint8_t |
| lock_attr_seg; /* Tag segment for which lock attributes are prepared */ |
| uint8_t segment; /* Current operating segment */ |
| uint8_t ndef_final_block[T2T_BLOCK_SIZE]; /* Buffer for ndef last block */ |
| uint8_t num_mem_tlvs; /* Number of memory tlvs detected in the tag */ |
| uint8_t num_lockbytes; /* Number of dynamic lock bytes present in the tag */ |
| uint8_t attr |
| [RW_T2T_SEGMENT_SIZE]; /* byte information - Reserved/lock/otp or data */ |
| uint8_t lock_attr[RW_T2T_SEGMENT_SIZE]; /* byte information - read only or |
| read write */ |
| uint8_t tlv_value[3]; /* Read value field of TLV */ |
| uint8_t ndef_first_block[T2T_BLOCK_LEN]; /* NDEF TLV Header block */ |
| uint8_t ndef_read_block[T2T_BLOCK_LEN]; /* Buffer to hold read before write |
| block */ |
| uint8_t ndef_last_block[T2T_BLOCK_LEN]; /* Terminator TLV block after NDEF |
| Write operation */ |
| uint8_t terminator_tlv_block[T2T_BLOCK_LEN]; /* Terminator TLV Block */ |
| uint16_t ndef_last_block_num; /* Block where last byte of updating ndef |
| message will exist */ |
| uint16_t ndef_read_block_num; /* Block read during NDEF Write to avoid |
| overwritting res bytes */ |
| uint16_t |
| bytes_count; /* No. of bytes remaining to collect during tlv detect */ |
| uint16_t |
| terminator_byte_index; /* The offset of the tag where terminator tlv may |
| be added */ |
| uint16_t work_offset; /* Working byte offset */ |
| uint16_t ndef_header_offset; |
| uint16_t |
| ndef_msg_offset; /* Offset on Tag where first NDEF message is present */ |
| uint16_t ndef_msg_len; /* Lenght of NDEF Message */ |
| uint16_t |
| max_ndef_msg_len; /* Maximum size of NDEF that can be written on the tag |
| */ |
| uint16_t new_ndef_msg_len; /* Lenght of new updating NDEF Message */ |
| uint16_t ndef_write_block; |
| uint16_t prop_msg_len; /* Proprietary tlv length */ |
| uint8_t* p_new_ndef_buffer; /* Pointer to updating NDEF Message */ |
| uint8_t* p_ndef_buffer; /* Pointer to NDEF Message */ |
| tRW_T2T_LOCK_INFO lock_tlv[RW_T2T_MAX_LOCK_TLVS]; /* Information retrieved |
| from lock control tlv */ |
| tRW_T2T_LOCK |
| lockbyte[RW_T2T_MAX_LOCK_BYTES]; /* Dynamic Lock byte information */ |
| tRW_T2T_RES_INFO |
| mem_tlv[RW_T2T_MAX_MEM_TLVS]; /* Information retrieved from mem tlv */ |
| #endif |
| } tRW_T2T_CB; |
| |
| /* Type 3 Tag control block */ |
| typedef uint8_t tRW_T3T_RW_STATE; |
| |
| typedef struct { |
| tNFC_STATUS status; |
| uint8_t version; /* Ver: peer version */ |
| uint8_t |
| nbr; /* NBr: number of blocks that can be read using one Check command */ |
| uint8_t nbw; /* Nbw: number of blocks that can be written using one Update |
| command */ |
| uint16_t nmaxb; /* Nmaxb: maximum number of blocks available for NDEF data */ |
| uint8_t writef; /* WriteFlag: 00h if writing data finished; 0Fh if writing |
| data in progress */ |
| uint8_t |
| rwflag; /* RWFlag: 00h NDEF is read-only; 01h if read/write available */ |
| uint32_t ln; /* Ln: actual size of stored NDEF data (in bytes) */ |
| } tRW_T3T_DETECT; |
| |
| /* RW_T3T control block flags */ |
| /* The final command for completing the NDEF read/write */ |
| #define RW_T3T_FL_IS_FINAL_NDEF_SEGMENT 0x01 |
| /* Waiting for POLL response for presence check */ |
| #define RW_T3T_FL_W4_PRESENCE_CHECK_POLL_RSP 0x02 |
| /* Waiting for POLL response for RW_T3tGetSystemCodes */ |
| #define RW_T3T_FL_W4_GET_SC_POLL_RSP 0x04 |
| /* Waiting for POLL response for RW_T3tDetectNDef */ |
| #define RW_T3T_FL_W4_NDEF_DETECT_POLL_RSP 0x08 |
| /* Waiting for POLL response for RW_T3tFormat */ |
| #define RW_T3T_FL_W4_FMT_FELICA_LITE_POLL_RSP 0x10 |
| /* Waiting for POLL response for RW_T3tSetReadOnly */ |
| #define RW_T3T_FL_W4_SRO_FELICA_LITE_POLL_RSP 0x20 |
| /* Waiting for POLL response for RW_T3tPoll */ |
| #define RW_T3T_FL_W4_USER_POLL_RSP 0x40 |
| |
| typedef struct { |
| uint32_t cur_tout; /* Current command timeout */ |
| /* check timeout is check_tout_a + n * check_tout_b; X is T/t3t * 4^E */ |
| uint32_t check_tout_a; /* Check command timeout (A+1)*X */ |
| uint32_t check_tout_b; /* Check command timeout (B+1)*X */ |
| /* update timeout is update_tout_a + n * update_tout_b; X is T/t3t * 4^E */ |
| uint32_t update_tout_a; /* Update command timeout (A+1)*X */ |
| uint32_t update_tout_b; /* Update command timeout (B+1)*X */ |
| tRW_T3T_RW_STATE rw_state; /* Reader/writer state */ |
| uint8_t rw_substate; |
| uint8_t cur_cmd; /* Current command being executed */ |
| NFC_HDR* p_cur_cmd_buf; /* Copy of current command, for retransmission */ |
| TIMER_LIST_ENT timer; /* timeout for waiting for response */ |
| TIMER_LIST_ENT poll_timer; /* timeout for waiting for response */ |
| |
| tRW_T3T_DETECT ndef_attrib; /* T3T NDEF attribute information */ |
| |
| uint32_t ndef_msg_len; /* Length of ndef message to send */ |
| uint32_t ndef_msg_bytes_sent; /* Length of ndef message sent so far */ |
| uint8_t* ndef_msg; /* Buffer for outgoing NDEF message */ |
| uint32_t ndef_rx_readlen; /* Number of bytes read in current CHECK command */ |
| uint32_t ndef_rx_offset; /* Length of ndef message read so far */ |
| |
| uint8_t num_system_codes; /* System codes detected */ |
| uint16_t system_codes[T3T_MAX_SYSTEM_CODES]; |
| |
| uint8_t peer_nfcid2[NCI_NFCID2_LEN]; |
| uint8_t cur_poll_rc; /* RC used in current POLL command */ |
| |
| uint8_t flags; /* Flags see RW_T3T_FL_* */ |
| } tRW_T3T_CB; |
| |
| /* |
| ** Type 4 Tag |
| */ |
| |
| /* Max data size using a single ReadBinary. 2 bytes are for status bytes */ |
| #define RW_T4T_MAX_DATA_PER_READ \ |
| (NFC_RW_POOL_BUF_SIZE - NFC_HDR_SIZE - NCI_DATA_HDR_SIZE - \ |
| T4T_RSP_STATUS_WORDS_SIZE) |
| |
| /* Max data size using a single UpdateBinary. 6 bytes are for CLA, INS, P1, P2, |
| * Lc */ |
| #define RW_T4T_MAX_DATA_PER_WRITE \ |
| (NFC_RW_POOL_BUF_SIZE - NFC_HDR_SIZE - NCI_MSG_OFFSET_SIZE - \ |
| NCI_DATA_HDR_SIZE - T4T_CMD_MAX_HDR_SIZE) |
| |
| /* Mandatory NDEF file control */ |
| typedef struct { |
| uint16_t file_id; /* File Identifier */ |
| uint16_t max_file_size; /* Max NDEF file size */ |
| uint8_t read_access; /* read access condition */ |
| uint8_t write_access; /* write access condition */ |
| } tRW_T4T_NDEF_FC; |
| |
| /* Capability Container */ |
| typedef struct { |
| uint16_t cclen; /* the size of this capability container */ |
| uint8_t version; /* the mapping specification version */ |
| uint16_t max_le; /* the max data size by a single ReadBinary */ |
| uint16_t max_lc; /* the max data size by a single UpdateBinary */ |
| tRW_T4T_NDEF_FC ndef_fc; /* Mandatory NDEF file control */ |
| } tRW_T4T_CC; |
| |
| typedef uint8_t tRW_T4T_RW_STATE; |
| typedef uint8_t tRW_T4T_RW_SUBSTATE; |
| |
| /* Type 4 Tag Control Block */ |
| typedef struct { |
| tRW_T4T_RW_STATE state; /* main state */ |
| tRW_T4T_RW_SUBSTATE sub_state; /* sub state */ |
| uint8_t version; /* currently effective version */ |
| TIMER_LIST_ENT timer; /* timeout for each API call */ |
| |
| uint16_t ndef_length; /* length of NDEF data */ |
| uint8_t* p_update_data; /* pointer of data to update */ |
| uint16_t rw_length; /* remaining bytes to read/write */ |
| uint16_t rw_offset; /* remaining offset to read/write */ |
| NFC_HDR* p_data_to_free; /* GKI buffet to delete after done */ |
| |
| tRW_T4T_CC cc_file; /* Capability Container File */ |
| |
| /* NDEF has been detected */ |
| #define RW_T4T_NDEF_STATUS_NDEF_DETECTED 0x01 |
| /* NDEF file is read-only */ |
| #define RW_T4T_NDEF_STATUS_NDEF_READ_ONLY 0x02 |
| |
| uint8_t ndef_status; /* bitmap for NDEF status */ |
| uint8_t channel; /* channel id: used for read-binary */ |
| |
| uint16_t max_read_size; /* max reading size per a command */ |
| uint16_t max_update_size; /* max updating size per a command */ |
| uint16_t card_size; |
| uint8_t card_type; |
| } tRW_T4T_CB; |
| |
| /* RW retransmission statistics */ |
| #if (RW_STATS_INCLUDED == TRUE) |
| typedef struct { |
| uint32_t start_tick; /* System tick count at activation */ |
| uint32_t bytes_sent; /* Total bytes sent since activation */ |
| uint32_t bytes_received; /* Total bytes received since activation */ |
| uint32_t num_ops; /* Number of operations since activation */ |
| uint32_t num_retries; /* Number of retranmissions since activation */ |
| uint32_t num_crc; /* Number of crc failures */ |
| uint32_t num_trans_err; /* Number of transmission error notifications */ |
| uint32_t num_fail; /* Number of aborts (failures after retries) */ |
| } tRW_STATS; |
| #endif /* RW_STATS_INCLUDED */ |
| |
| /* Mifare Classic RW Control Block */ |
| |
| typedef struct { |
| uint16_t block; |
| bool auth; |
| } tRW_MFC_BLOCK; |
| |
| #define MFC_NDEF_NOT_DETECTED 0x00 |
| #define MFC_NDEF_DETECTED 0x01 |
| #define MFC_NDEF_READ 0x02 |
| |
| typedef uint8_t tRW_MFC_RW_STATE; |
| typedef uint8_t tRW_MFC_RW_SUBSTATE; |
| typedef struct { |
| tRW_MFC_RW_STATE state; /* main state */ |
| tRW_MFC_RW_SUBSTATE substate; /* Reader/write substate in NDEF write state*/ |
| tRW_MFC_RW_SUBSTATE |
| prev_substate; /* Reader/write substate in NDEF write state*/ |
| TIMER_LIST_ENT timer; /* timeout for each API call */ |
| uint8_t uid[4]; |
| uint8_t selres; |
| uint8_t tlv_detect; /* TLV type under detection */ |
| uint16_t ndef_length; /* length of NDEF data */ |
| uint16_t ndef_start_pos; /* NDEF start position */ |
| uint16_t ndef_first_block; /* Frst block containing the NDEF */ |
| uint8_t* p_update_data; /* pointer of data to update */ |
| uint16_t rw_length; /* remaining bytes to read/write */ |
| uint16_t rw_offset; /* remaining offset to read/write */ |
| NFC_HDR* p_data_to_free; /* GKI buffer to delete after done */ |
| tRW_MFC_BLOCK last_block_accessed; |
| tRW_MFC_BLOCK next_block; |
| uint8_t sector_authentified; |
| TIMER_LIST_ENT mfc_timer; /* timeout for each API call */ |
| uint16_t work_offset; /* Working byte offset */ |
| uint8_t* p_ndef_buffer; /* Buffer to store ndef message */ |
| uint16_t current_block; |
| NFC_HDR* p_cur_cmd_buf; /* Copy of current command, for retx/send after sector |
| change */ |
| |
| uint8_t ndef_status; /* bitmap for NDEF status */ |
| } tRW_MFC_CB; |
| |
| /* ISO 15693 RW Control Block */ |
| typedef uint8_t tRW_I93_RW_STATE; |
| typedef uint8_t tRW_I93_RW_SUBSTATE; |
| |
| /* tag is read-only */ |
| #define RW_I93_FLAG_READ_ONLY 0x01 |
| /* tag supports read multi block */ |
| #define RW_I93_FLAG_READ_MULTI_BLOCK 0x02 |
| /* need to reset DSFID for formatting */ |
| #define RW_I93_FLAG_RESET_DSFID 0x04 |
| /* need to reset AFI for formatting */ |
| #define RW_I93_FLAG_RESET_AFI 0x08 |
| /* use 2 bytes for number of blocks */ |
| #define RW_I93_FLAG_16BIT_NUM_BLOCK 0x10 |
| /* use extended commands */ |
| #define RW_I93_FLAG_EXT_COMMANDS 0x20 |
| |
| /* searching for type */ |
| #define RW_I93_TLV_DETECT_STATE_TYPE 0x01 |
| /* searching for the first byte of length */ |
| #define RW_I93_TLV_DETECT_STATE_LENGTH_1 0x02 |
| /* searching for the second byte of length */ |
| #define RW_I93_TLV_DETECT_STATE_LENGTH_2 0x03 |
| /* searching for the third byte of length */ |
| #define RW_I93_TLV_DETECT_STATE_LENGTH_3 0x04 |
| /* reading value field */ |
| #define RW_I93_TLV_DETECT_STATE_VALUE 0x05 |
| |
| enum { |
| RW_I93_ICODE_SLI, /* ICODE SLI, SLIX */ |
| RW_I93_ICODE_SLI_S, /* ICODE SLI-S, SLIX-S */ |
| RW_I93_ICODE_SLI_L, /* ICODE SLI-L, SLIX-L */ |
| RW_I93_TAG_IT_HF_I_PLUS_INLAY, /* Tag-it HF-I Plus Inlay */ |
| RW_I93_TAG_IT_HF_I_PLUS_CHIP, /* Tag-it HF-I Plus Chip */ |
| RW_I93_TAG_IT_HF_I_STD_CHIP_INLAY, /* Tag-it HF-I Standard Chip/Inlyas */ |
| RW_I93_TAG_IT_HF_I_PRO_CHIP_INLAY, /* Tag-it HF-I Pro Chip/Inlyas */ |
| RW_I93_STM_LRI1K, /* STM LRI1K */ |
| RW_I93_STM_LRI2K, /* STM LRI2K */ |
| RW_I93_STM_LRIS2K, /* STM LRIS2K */ |
| RW_I93_STM_LRIS64K, /* STM LRIS64K */ |
| RW_I93_STM_M24LR64_R, /* STM M24LR64-R */ |
| RW_I93_STM_M24LR04E_R, /* STM M24LR04E-R */ |
| RW_I93_STM_M24LR16E_R, /* STM M24LR16E-R */ |
| RW_I93_STM_M24LR64E_R, /* STM M24LR64E-R */ |
| RW_I93_STM_ST25DV04K, /* STM ST25DV04K */ |
| RW_I93_STM_ST25DVHIK, /* STM ST25DV 16K OR 64K */ |
| RW_I93_ONS_N36RW02, /* ONS N36RW02 */ |
| RW_I93_ONS_N24RF04, /* ONS N24RF04 */ |
| RW_I93_ONS_N24RF04E, /* ONS N24RF04E */ |
| RW_I93_ONS_N24RF16, /* ONS N24RF16 */ |
| RW_I93_ONS_N24RF16E, /* ONS N24RF16E */ |
| RW_I93_ONS_N24RF64, /* ONS N24RF64 */ |
| RW_I93_ONS_N24RF64E, /* ONS N24RF64E */ |
| RW_I93_UNKNOWN_PRODUCT /* Unknwon product version */ |
| }; |
| |
| typedef struct { |
| tRW_I93_RW_STATE state; /* main state */ |
| tRW_I93_RW_SUBSTATE sub_state; /* sub state */ |
| TIMER_LIST_ENT timer; /* timeout for each sent command */ |
| uint8_t sent_cmd; /* last sent command */ |
| uint8_t retry_count; /* number of retry */ |
| NFC_HDR* p_retry_cmd; /* buffer to store cmd sent last */ |
| |
| uint8_t info_flags; /* information flags */ |
| uint8_t uid[I93_UID_BYTE_LEN]; /* UID of currently activated */ |
| uint8_t dsfid; /* DSFID if I93_INFO_FLAG_DSFID */ |
| uint8_t afi; /* AFI if I93_INFO_FLAG_AFI */ |
| uint8_t block_size; /* block size of tag, in bytes */ |
| uint16_t num_block; /* number of blocks in tag */ |
| uint8_t ic_reference; /* IC Reference of tag */ |
| uint8_t product_version; /* tag product version */ |
| |
| uint8_t intl_flags; /* flags for internal information */ |
| |
| uint8_t tlv_detect_state; /* TLV detecting state */ |
| uint8_t tlv_type; /* currently detected type */ |
| uint16_t tlv_length; /* currently detected length */ |
| |
| uint16_t ndef_tlv_start_offset; /* offset of first byte of NDEF TLV */ |
| uint16_t ndef_tlv_last_offset; /* offset of last byte of NDEF TLV */ |
| uint16_t max_ndef_length; /* max NDEF length the tag contains */ |
| uint16_t ndef_length; /* length of NDEF data */ |
| |
| uint8_t* p_update_data; /* pointer of data to update */ |
| uint16_t rw_length; /* bytes to read/write */ |
| uint16_t rw_offset; /* offset to read/write */ |
| } tRW_I93_CB; |
| |
| /* RW memory control blocks */ |
| typedef union { |
| tRW_T1T_CB t1t; |
| tRW_T2T_CB t2t; |
| tRW_T3T_CB t3t; |
| tRW_T4T_CB t4t; |
| tRW_I93_CB i93; |
| tRW_MFC_CB mfc; |
| } tRW_TCB; |
| |
| /* RW control blocks */ |
| typedef struct { |
| tRW_TCB tcb; |
| tRW_CBACK* p_cback; |
| uint32_t cur_retry; /* Retry count for the current operation */ |
| #if (RW_STATS_INCLUDED == TRUE) |
| tRW_STATS stats; |
| #endif /* RW_STATS_INCLUDED */ |
| } tRW_CB; |
| |
| /***************************************************************************** |
| ** EXTERNAL FUNCTION DECLARATIONS |
| *****************************************************************************/ |
| |
| /* Global NFC data */ |
| extern tRW_CB rw_cb; |
| |
| /* from .c */ |
| |
| #if (RW_NDEF_INCLUDED == TRUE) |
| extern tRW_EVENT rw_t1t_handle_rsp(const tT1T_CMD_RSP_INFO* p_info, |
| bool* p_notify, uint8_t* p_data, |
| tNFC_STATUS* p_status); |
| extern tRW_EVENT rw_t1t_info_to_event(const tT1T_CMD_RSP_INFO* p_info); |
| #else |
| #define rw_t1t_handle_rsp(p, a, b, c) t1t_info_to_evt(p) |
| #define rw_t1t_info_to_event(p) t1t_info_to_evt(p) |
| #endif |
| |
| extern void rw_init(void); |
| extern tNFC_STATUS rw_t1t_select(uint8_t hr[T1T_HR_LEN], |
| uint8_t uid[T1T_CMD_UID_LEN]); |
| extern tNFC_STATUS rw_t1t_send_dyn_cmd(uint8_t opcode, uint8_t add, |
| uint8_t* p_dat); |
| extern tNFC_STATUS rw_t1t_send_static_cmd(uint8_t opcode, uint8_t add, |
| uint8_t dat); |
| extern void rw_t1t_process_timeout(TIMER_LIST_ENT* p_tle); |
| extern void rw_t1t_handle_op_complete(void); |
| |
| #if (RW_NDEF_INCLUDED == TRUE) |
| extern tRW_EVENT rw_t2t_info_to_event(const tT2T_CMD_RSP_INFO* p_info); |
| extern void rw_t2t_handle_rsp(uint8_t* p_data); |
| #else |
| #define rw_t2t_info_to_event(p) t2t_info_to_evt(p) |
| #define rw_t2t_handle_rsp(p) |
| #endif |
| |
| extern tNFC_STATUS rw_t2t_sector_change(uint8_t sector); |
| extern tNFC_STATUS rw_t2t_read(uint16_t block); |
| extern tNFC_STATUS rw_t2t_write(uint16_t block, uint8_t* p_write_data); |
| extern void rw_t2t_process_timeout(); |
| extern tNFC_STATUS rw_t2t_select(void); |
| void rw_t2t_handle_op_complete(void); |
| |
| extern void rw_t3t_process_timeout(TIMER_LIST_ENT* p_tle); |
| extern tNFC_STATUS rw_t3t_select(uint8_t peer_nfcid2[NCI_RF_F_UID_LEN], |
| uint8_t mrti_check, uint8_t mrti_update); |
| void rw_t3t_handle_nci_poll_ntf(uint8_t nci_status, uint8_t num_responses, |
| uint8_t sensf_res_buf_size, |
| uint8_t* p_sensf_res_buf); |
| |
| extern tNFC_STATUS rw_t4t_select(void); |
| extern void rw_t4t_process_timeout(TIMER_LIST_ENT* p_tle); |
| |
| extern tNFC_STATUS rw_i93_select(uint8_t* p_uid); |
| extern void rw_i93_process_timeout(TIMER_LIST_ENT* p_tle); |
| extern void rw_t4t_handle_isodep_nak_rsp(uint8_t status, bool is_ntf); |
| |
| extern tNFC_STATUS rw_mfc_select(uint8_t selres, uint8_t uid[T1T_CMD_UID_LEN]); |
| extern void rw_mfc_process_timeout(TIMER_LIST_ENT* p_tle); |
| #if (RW_STATS_INCLUDED == TRUE) |
| /* Internal fcns for statistics (from rw_main.c) */ |
| void rw_main_reset_stats(void); |
| void rw_main_update_tx_stats(uint32_t bytes_tx, bool is_retry); |
| void rw_main_update_rx_stats(uint32_t bytes_rx); |
| void rw_main_update_crc_error_stats(void); |
| void rw_main_update_trans_error_stats(void); |
| void rw_main_update_fail_stats(void); |
| void rw_main_log_stats(void); |
| #endif /* RW_STATS_INCLUDED */ |
| |
| #endif /* RW_INT_H_ */ |
