/****************************************************************************** * * Copyright (C) 2003-2014 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 is the private interface file for NFA_RW * ******************************************************************************/ #ifndef NFA_RW_INT_H #define NFA_RW_INT_H #include "nfa_api.h" #include "nfa_rw_api.h" #include "nfa_sys.h" #include "nfc_api.h" #include "rw_api.h" /***************************************************************************** ** Constants and data types *****************************************************************************/ /* Interval for performing presence check (in ms) */ #ifndef NFA_RW_PRESENCE_CHECK_INTERVAL #define NFA_RW_PRESENCE_CHECK_INTERVAL 750 #endif /* TLV detection status */ #define NFA_RW_TLV_DETECT_ST_OP_NOT_STARTED 0x00 /* No Tlv detected */ /* Lock control tlv detected */ #define NFA_RW_TLV_DETECT_ST_LOCK_TLV_OP_COMPLETE 0x01 /* Memory control tlv detected */ #define NFA_RW_TLV_DETECT_ST_MEM_TLV_OP_COMPLETE 0x02 /* Both Lock and Memory control Tlvs are detected */ #define NFA_RW_TLV_DETECT_ST_COMPLETE 0x03 /* Tag deselect cmd*/ #define NFA_RW_TAG_DESELECT_CMD 0xC2 #define NFA_RW_TAG_SLP_REQ_LEN 0x02 /* Tag sleep req cmd*/ extern uint8_t NFA_RW_TAG_SLP_REQ[]; typedef uint8_t tNFA_RW_TLV_ST; /* RW events */ enum { NFA_RW_OP_REQUEST_EVT = NFA_SYS_EVT_START(NFA_ID_RW), NFA_RW_ACTIVATE_NTF_EVT, NFA_RW_DEACTIVATE_NTF_EVT, NFA_RW_PRESENCE_CHECK_TICK_EVT, NFA_RW_PRESENCE_CHECK_TIMEOUT_EVT, NFA_RW_MAX_EVT }; /* BTA_RW operations */ enum { NFA_RW_OP_DETECT_NDEF, NFA_RW_OP_READ_NDEF, NFA_RW_OP_WRITE_NDEF, NFA_RW_OP_PRESENCE_CHECK, NFA_RW_OP_FORMAT_TAG, NFA_RW_OP_SEND_RAW_FRAME, /* Exclusive Type-1,Type-2 tag operations */ NFA_RW_OP_DETECT_LOCK_TLV, NFA_RW_OP_DETECT_MEM_TLV, NFA_RW_OP_SET_TAG_RO, /* Exclusive Type-1 tag operations */ NFA_RW_OP_T1T_RID, NFA_RW_OP_T1T_RALL, NFA_RW_OP_T1T_READ, NFA_RW_OP_T1T_WRITE, NFA_RW_OP_T1T_RSEG, NFA_RW_OP_T1T_READ8, NFA_RW_OP_T1T_WRITE8, /* Exclusive Type-2 tag operations */ NFA_RW_OP_T2T_READ, NFA_RW_OP_T2T_WRITE, NFA_RW_OP_T2T_SECTOR_SELECT, NFA_RW_OP_T2T_READ_DYN_LOCKS, /* Exclusive Type-3 tag operations */ NFA_RW_OP_T3T_READ, NFA_RW_OP_T3T_WRITE, NFA_RW_OP_T3T_GET_SYSTEM_CODES, /* Exclusive ISO 15693 tag operations */ NFA_RW_OP_I93_INVENTORY, NFA_RW_OP_I93_STAY_QUIET, NFA_RW_OP_I93_READ_SINGLE_BLOCK, NFA_RW_OP_I93_WRITE_SINGLE_BLOCK, NFA_RW_OP_I93_LOCK_BLOCK, NFA_RW_OP_I93_READ_MULTI_BLOCK, NFA_RW_OP_I93_WRITE_MULTI_BLOCK, NFA_RW_OP_I93_SELECT, NFA_RW_OP_I93_RESET_TO_READY, NFA_RW_OP_I93_WRITE_AFI, NFA_RW_OP_I93_LOCK_AFI, NFA_RW_OP_I93_WRITE_DSFID, NFA_RW_OP_I93_LOCK_DSFID, NFA_RW_OP_I93_GET_SYS_INFO, NFA_RW_OP_I93_GET_MULTI_BLOCK_STATUS, NFA_RW_OP_I93_SET_ADDR_MODE, NFA_RW_OP_MAX }; typedef uint8_t tNFA_RW_OP; /* Enumeration of parameter structios for nfa_rw operations */ /* NFA_RW_OP_WRITE_NDEF params */ typedef struct { uint32_t len; uint8_t* p_data; } tNFA_RW_OP_PARAMS_WRITE_NDEF; /* NFA_RW_OP_SEND_RAW_FRAME params */ typedef struct { NFC_HDR* p_data; } tNFA_RW_OP_PARAMS_SEND_RAW_FRAME; /* NFA_RW_OP_SET_TAG_RO params */ typedef struct { bool b_hard_lock; } tNFA_RW_OP_PARAMS_CONFIG_READ_ONLY; /* NFA_RW_OP_T1T_READ params */ typedef struct { uint8_t segment_number; uint8_t block_number; uint8_t index; } tNFA_RW_OP_PARAMS_T1T_READ; /* NFA_RW_OP_T1T_WRITE_E8,NFA_RW_OP_T1T_WRITE_NE8 NFA_RW_OP_T1T_WRITE_E, NFA_RW_OP_T1T_WRITE_NE params */ typedef struct { bool b_erase; uint8_t block_number; uint8_t index; uint8_t p_block_data[8]; } tNFA_RW_OP_PARAMS_T1T_WRITE; /* NFA_RW_OP_T2T_READ params */ typedef struct { uint8_t block_number; } tNFA_RW_OP_PARAMS_T2T_READ; /* NFA_RW_OP_T2T_WRITE params */ typedef struct { uint8_t block_number; uint8_t p_block_data[4]; } tNFA_RW_OP_PARAMS_T2T_WRITE; /* NFA_RW_OP_T2T_SECTOR_SELECT params */ typedef struct { uint8_t sector_number; } tNFA_RW_OP_PARAMS_T2T_SECTOR_SELECT; /* NFA_RW_OP_T2T_READ_DYN_LOCKS params */ typedef struct { bool read_dyn_locks; } tNFA_RW_OP_PARAMS_T2T_READ_DYN_LOCKS; /* NFA_RW_OP_T3T_READ params */ typedef struct { uint8_t num_blocks; tNFA_T3T_BLOCK_DESC* p_block_desc; } tNFA_RW_OP_PARAMS_T3T_READ; /* NFA_RW_OP_T3T_WRITE params */ typedef struct { uint8_t num_blocks; tNFA_T3T_BLOCK_DESC* p_block_desc; uint8_t* p_block_data; } tNFA_RW_OP_PARAMS_T3T_WRITE; /* NFA_RW_OP_I93_XXX params */ typedef struct { bool uid_present; uint8_t uid[I93_UID_BYTE_LEN]; bool afi_present; uint8_t afi; uint8_t dsfid; bool addr_mode; uint16_t first_block_number; uint16_t number_blocks; uint8_t* p_data; } tNFA_RW_OP_PARAMS_I93_CMD; /* Union of params for all reader/writer operations */ typedef union { /* params for NFA_RW_OP_WRITE_NDEF */ tNFA_RW_OP_PARAMS_WRITE_NDEF write_ndef; /* params for NFA_RW_OP_SEND_RAW_FRAME */ tNFA_RW_OP_PARAMS_SEND_RAW_FRAME send_raw_frame; /* params for NFA_RW_OP_SET_TAG_RO */ tNFA_RW_OP_PARAMS_CONFIG_READ_ONLY set_readonly; /* params for NFA_RW_OP_T2T_READ and NFA_RW_OP_T1T_WRITE */ tNFA_RW_OP_PARAMS_T1T_READ t1t_read; tNFA_RW_OP_PARAMS_T1T_WRITE t1t_write; /* params for NFA_RW_OP_T2T_READ,NFA_RW_OP_T2T_WRITE and * NFA_RW_OP_T2T_SECTOR_SELECT */ tNFA_RW_OP_PARAMS_T2T_READ t2t_read; tNFA_RW_OP_PARAMS_T2T_WRITE t2t_write; tNFA_RW_OP_PARAMS_T2T_SECTOR_SELECT t2t_sector_select; tNFA_RW_OP_PARAMS_T2T_READ_DYN_LOCKS t2t_read_dyn_locks; /* params for NFA_RW_OP_T3T_READ and NFA_RW_OP_T3T_WRITE */ tNFA_RW_OP_PARAMS_T3T_READ t3t_read; tNFA_RW_OP_PARAMS_T3T_WRITE t3t_write; /* params for NFA_RW_OP_PRESENCE_CHECK */ tNFA_RW_PRES_CHK_OPTION option; /* params for ISO 15693 */ tNFA_RW_OP_PARAMS_I93_CMD i93_cmd; } tNFA_RW_OP_PARAMS; /* data type for NFA_RW_op_req_EVT */ typedef struct { NFC_HDR hdr; tNFA_RW_OP op; /* NFA RW operation */ tNFA_RW_OP_PARAMS params; } tNFA_RW_OPERATION; /* data type for NFA_RW_ACTIVATE_NTF */ typedef struct { NFC_HDR hdr; tNFC_ACTIVATE_DEVT* p_activate_params; /* Data from NFC_ACTIVATE_DEVT */ bool excl_rf_not_active; /* TRUE if not in exclusive RF mode */ } tNFA_RW_ACTIVATE_NTF; /* union of all data types */ typedef union { /* GKI event buffer header */ NFC_HDR hdr; tNFA_RW_OPERATION op_req; tNFA_RW_ACTIVATE_NTF activate_ntf; } tNFA_RW_MSG; /* NDEF detection status */ enum { NFA_RW_NDEF_ST_UNKNOWN = 0, /* NDEF detection not performed yet */ NFA_RW_NDEF_ST_TRUE, /* Tag is NDEF */ NFA_RW_NDEF_ST_FALSE /* Tag is not NDEF */ }; typedef uint8_t tNFA_RW_NDEF_ST; /* flags for RW control block */ /* Activation while not in exclusive RF mode */ #define NFA_RW_FL_NOT_EXCL_RF_MODE 0x01 /* Waiting for response from tag for auto-presence check */ #define NFA_RW_FL_AUTO_PRESENCE_CHECK_BUSY 0x02 /* Read only tag */ #define NFA_RW_FL_TAG_IS_READONLY 0x04 /* Busy retrieving additional tag information */ #define NFA_RW_FL_ACTIVATION_NTF_PENDING 0x08 /* Tag operation is in progress */ #define NFA_RW_FL_API_BUSY 0x10 /* Tag is been activated */ #define NFA_RW_FL_ACTIVATED 0x20 /* NDEF DETECTed OK */ #define NFA_RW_FL_NDEF_OK 0x40 /* NFA RW control block */ typedef struct { tNFA_RW_OP cur_op; /* Current operation */ TIMER_LIST_ENT tle; /* list entry for nfa_rw timer */ tNFA_RW_MSG* p_pending_msg; /* Pending API (if busy performing presence check) */ /* Tag info */ tNFC_PROTOCOL protocol; tNFC_INTF_TYPE intf_type; uint8_t pa_sel_res; tNFC_RF_TECH_N_MODE activated_tech_mode; /* activated technology and mode */ int pres_check_iso_dep_nak_count; bool pres_check_iso_dep_nak; int pres_check_iso_dep_nak_err_cnt; int pres_check_tag_err_count; bool pres_check_tag; bool b_hard_lock; tNFA_RW_MSG* p_buffer_rw_msg; /* Buffer to hold incoming cmd while reading tag id */ /* TLV info */ tNFA_RW_TLV_ST tlv_st; /* TLV detection status */ /* NDEF info */ tNFA_RW_NDEF_ST ndef_st; /* NDEF detection status */ uint32_t ndef_max_size; /* max number of bytes available for NDEF data */ uint32_t ndef_cur_size; /* current size of stored NDEF data (in bytes) */ uint8_t* p_ndef_buf; uint32_t ndef_rd_offset; /* current read-offset of incoming NDEF data */ /* Current NDEF Write info */ uint8_t* p_ndef_wr_buf; /* Pointer to NDEF data being written */ uint32_t ndef_wr_len; /* Length of NDEF data being written */ /* Reactivating type 2 tag after NACK rsp */ tRW_EVENT halt_event; /* Event ID from stack after NACK response */ tRW_DATA rw_data; /* Event Data from stack after NACK response */ bool skip_dyn_locks; /* To skip reading dynamic locks during NDEF Detect */ /* Flags (see defintions for NFA_RW_FL_* ) */ uint8_t flags; /* ISO 15693 tag memory information */ uint16_t i93_afi_location; uint8_t i93_dsfid; uint8_t i93_block_size; uint16_t i93_num_block; uint8_t i93_uid[I93_UID_BYTE_LEN]; uint8_t i93_addr_mode; } tNFA_RW_CB; extern tNFA_RW_CB nfa_rw_cb; /* type definition for action functions */ typedef bool (*tNFA_RW_ACTION)(tNFA_RW_MSG* p_data); /* Internal nfa_rw function prototypes */ extern void nfa_rw_stop_presence_check_timer(void); /* Action function prototypes */ extern bool nfa_rw_handle_op_req(tNFA_RW_MSG* p_data); extern bool nfa_rw_activate_ntf(tNFA_RW_MSG* p_data); extern bool nfa_rw_deactivate_ntf(tNFA_RW_MSG* p_data); extern bool nfa_rw_presence_check_tick(tNFA_RW_MSG* p_data); extern bool nfa_rw_presence_check_timeout(tNFA_RW_MSG* p_data); extern void nfa_rw_handle_sleep_wakeup_rsp(tNFC_STATUS status); extern void nfa_rw_handle_presence_check_rsp(tNFC_STATUS status); extern void nfa_rw_command_complete(void); extern bool nfa_rw_handle_event(NFC_HDR* p_msg); extern void nfa_rw_free_ndef_rx_buf(void); extern void nfa_rw_sys_disable(void); #endif /* NFA_DM_INT_H */