/****************************************************************************** * * 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 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 */ /* 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_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_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); #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_ */